======================================
| [   12.613380][  T188] softirqs last disabled at (29560): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   12.613382][  T188] Preemption disabled at:
| [   12.613383][  T188] 0x0
| [   12.613394][  T188] Tainted: [W]=WARN
[   12.613395][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.613397][  T188] Call Trace:
[   12.613398][  T188]  <TASK>
[   12.613400][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.613405][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.613410][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.613414][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.613419][  T188]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.613421][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.613428][  T188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.613431][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.613434][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[   12.613437][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.613444][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.613451][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.613454][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.613459][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.613462][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.613463][  T188]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.613466][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.613470][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.613474][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.613478][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.613479][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.613485][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.613487][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.613489][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.613491][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.613495][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.613497][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.613500][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.613503][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.613506][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.613511][  T188]  _printk (kernel/printk/printk.c:2504)
[   12.613514][  T188]  ? snapshot_read.cold (user.c:?)
[   12.613517][  T188]  ? 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)
[   12.613520][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.613524][  T188]  ? 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)
[   12.613527][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   12.613531][  T188]  ? exit_notify (kernel/exit.c:780)
[   12.613533][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.613536][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.613540][  T188]  do_group_exit (kernel/exit.c:1151)
[   12.613543][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   12.613545][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   12.613548][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.613552][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.613555][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.613558][  T188] RIP: 0033:0x7fb2a16d51b8
[   12.613560][  T188] Code: Unable to access opcode bytes at 0x7fb2a16d518e.

Code starting with the faulting instruction
===========================================
[   12.613561][  T188] RSP: 002b:00007ffe5a0857e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   12.613564][  T188] RAX: ffffffffffffffda RBX: 00007fb2a1805f88 RCX: 00007fb2a16d51b8
[   12.613565][  T188] RDX: 00007fb2a141ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   12.613566][  T188] RBP: 00007ffe5a085840 R08: 0000000000000000 R09: 0000000000000000
[   12.613567][  T188] R10: 00007ffe5a085600 R11: 0000000000000246 R12: 0000000000000001
[   12.613570][  T188] R13: 0000000000000000 R14: 00007fb2a1804680 R15: 00007fb2a1805fa0
| [   14.056733][  T240] softirqs last disabled at (19386): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.056736][  T240] Preemption disabled at:
| [   14.056736][  T240] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.056746][  T240] Tainted: [W]=WARN
[   14.056747][  T240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.056749][  T240] Call Trace:
[   14.056750][  T240]  <TASK>
[   14.056752][  T240]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.056757][  T240]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.056759][  T240]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.056763][  T240]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.056767][  T240]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.056772][  T240]  __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))
[   14.056774][  T240]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.056781][  T240]  ? 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)
[   14.056784][  T240]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.056787][  T240]  put_chars (drivers/char/virtio_console.c:1176)
[   14.056790][  T240]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.056794][  T240]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   14.056799][  T240]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.056808][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.056810][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.056815][  T240]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.056818][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.056822][  T240]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.056826][  T240]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.056830][  T240]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.056831][  T240]  ? 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))
[   14.056833][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.056835][  T240]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.056839][  T240]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.056843][  T240]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.056844][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.056850][  T240]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.056852][  T240]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.056853][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.056855][  T240]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.056859][  T240]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.056861][  T240]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.056864][  T240]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.056867][  T240]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.056870][  T240]  ? save_trace (kernel/locking/lockdep.c:589)
[   14.056874][  T240]  _printk (kernel/printk/printk.c:2504)
[   14.056877][  T240]  ? snapshot_read.cold (user.c:?)
[   14.056881][  T240]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   14.056883][  T240]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   14.056887][  T240]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   14.056890][  T240]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.056892][  T240]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.056894][  T240]  ? netdev_notice (net/core/dev.c:13194)
[   14.056897][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.056900][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.056903][  T240]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.056906][  T240]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.056908][  T240]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.056911][  T240]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   14.056917][  T240]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.056920][  T240]  ? __kernel_text_address (kernel/extable.c:79)
[   14.056923][  T240]  ? write_profile (profile.c:?)
[   14.056927][  T240]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.056932][  T240]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.056937][  T240]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.056939][  T240]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.056940][  T240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.056943][  T240]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.056947][  T240]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.056949][  T240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.056951][  T240]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.056954][  T240]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.056957][  T240]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.056959][  T240]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.056962][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.056964][  T240]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   14.056967][  T240]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   14.056972][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.056974][  T240]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.056977][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.056979][  T240]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.056981][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.056982][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.056984][  T240]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.056987][  T240]  ? __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)
[   14.056990][  T240]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.056993][  T240]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.056996][  T240]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.056998][  T240]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.057004][  T240]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.057009][  T240]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.057014][  T240]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.057016][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.057021][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.057023][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.057025][  T240]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.057027][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.057031][  T240]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.057033][  T240]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.057036][  T240]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.057037][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.057042][  T240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.057044][  T240]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.057048][  T240]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.057050][  T240]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.057053][  T240]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.057059][  T240]  ? 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))
[   14.057061][  T240]  ? 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))
[   14.057065][  T240]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.057069][  T240]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.057072][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   14.057076][  T240]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.057080][  T240]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.057081][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.057084][  T240]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.057088][  T240]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.057092][  T240]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.057094][  T240]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.057097][  T240]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.057098][  T240]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.057106][  T240]  ___sys_sendmsg (net/socket.c:2767)
[   14.057109][  T240]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.057125][  T240]  __sys_sendmsg (net/socket.c:2799)
[   14.057128][  T240]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.057134][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.057138][  T240]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.057140][  T240]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.057144][  T240]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.057146][  T240] RIP: 0033:0x7f8ce916f54e
[   14.057151][  T240] 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
[   14.057152][  T240] RSP: 002b:00007ffcc0f60710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.057155][  T240] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8ce916f54e
[   14.057156][  T240] RDX: 0000000000000000 RSI: 00007ffcc0f607c0 RDI: 0000000000000005
[   14.057157][  T240] RBP: 00007ffcc0f60720 R08: 0000000000000000 R09: 0000000000000000
[   14.057158][  T240] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e723
[   14.057159][  T240] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc0f60e90
| [   15.188655][  T277] softirqs last disabled at (24537): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.188658][  T277] Preemption disabled at:
| [   15.188658][  T277] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.188667][  T277] Tainted: [W]=WARN
[   15.188668][  T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.188669][  T277] Call Trace:
[   15.188671][  T277]  <TASK>
[   15.188672][  T277]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.188677][  T277]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.188679][  T277]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.188684][  T277]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.188687][  T277]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.188691][  T277]  __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))
[   15.188694][  T277]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.188700][  T277]  ? 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)
[   15.188703][  T277]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.188706][  T277]  put_chars (drivers/char/virtio_console.c:1176)
[   15.188709][  T277]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.188712][  T277]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.188716][  T277]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.188720][  T277]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.188724][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.188725][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.188730][  T277]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.188733][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.188736][  T277]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.188740][  T277]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.188743][  T277]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.188744][  T277]  ? 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))
[   15.188747][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.188748][  T277]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.188752][  T277]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.188756][  T277]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.188757][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.188762][  T277]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.188765][  T277]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.188766][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.188768][  T277]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.188771][  T277]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.188774][  T277]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.188777][  T277]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.188780][  T277]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.188782][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.188784][  T277]  ? sysvec_irq_work (arch/x86/kernel/irq_work.c:17 (discriminator 3) arch/x86/kernel/irq_work.c:17 (discriminator 3))
[   15.188788][  T277]  _printk (kernel/printk/printk.c:2504)
[   15.188791][  T277]  ? snapshot_read.cold (user.c:?)
[   15.188793][  T277]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.188796][  T277]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.188798][  T277]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.188800][  T277]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.188804][  T277]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.188812][  T277]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.188814][  T277]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.188817][  T277]  ? netdev_notice (net/core/dev.c:13194)
[   15.188819][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.188822][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.188825][  T277]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.188828][  T277]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.188830][  T277]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   15.188833][  T277]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   15.188839][  T277]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   15.188843][  T277]  ? __kernel_text_address (kernel/extable.c:79)
[   15.188846][  T277]  ? write_profile (profile.c:?)
[   15.188850][  T277]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.188855][  T277]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.188860][  T277]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.188862][  T277]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.188863][  T277]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.188865][  T277]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.188869][  T277]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.188871][  T277]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.188873][  T277]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.188876][  T277]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.188879][  T277]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.188880][  T277]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.188883][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.188885][  T277]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   15.188888][  T277]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   15.188893][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.188895][  T277]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.188898][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.188901][  T277]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.188903][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.188905][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.188906][  T277]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.188909][  T277]  ? __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)
[   15.188911][  T277]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.188914][  T277]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.188917][  T277]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.188919][  T277]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.188924][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.188929][  T277]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.188934][  T277]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.188936][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.188940][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.188942][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.188944][  T277]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.188946][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.188950][  T277]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.188952][  T277]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.188955][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.188956][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.188961][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.188962][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.188966][  T277]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.188968][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.188970][  T277]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.188976][  T277]  ? 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))
[   15.188978][  T277]  ? 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))
[   15.188982][  T277]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.188985][  T277]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.188988][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   15.188994][  T277]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.188998][  T277]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.189000][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.189003][  T277]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.189007][  T277]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.189010][  T277]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.189013][  T277]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.189015][  T277]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.189016][  T277]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.189023][  T277]  ___sys_sendmsg (net/socket.c:2767)
[   15.189026][  T277]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.189041][  T277]  __sys_sendmsg (net/socket.c:2799)
[   15.189044][  T277]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.189051][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.189054][  T277]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.189055][  T277]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.189058][  T277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.189061][  T277] RIP: 0033:0x7f54fb93354e
[   15.189065][  T277] 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
[   15.189067][  T277] RSP: 002b:00007ffc19a3a690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.189069][  T277] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f54fb93354e
[   15.189071][  T277] RDX: 0000000000000000 RSI: 00007ffc19a3a740 RDI: 0000000000000005
[   15.189072][  T277] RBP: 00007ffc19a3a6a0 R08: 0000000000000000 R09: 0000000000000000
[   15.189072][  T277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e724
[   15.189073][  T277] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc19a3ae10
| [   16.348010][  T285] softirqs last disabled at (25754): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   16.348012][  T285] Preemption disabled at:
| [   16.348013][  T285] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.348023][  T285] Tainted: [W]=WARN
[   16.348024][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.348026][  T285] Call Trace:
[   16.348027][  T285]  <TASK>
[   16.348029][  T285]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.348034][  T285]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.348036][  T285]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.348041][  T285]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.348044][  T285]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.348050][  T285]  __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))
[   16.348052][  T285]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.348058][  T285]  ? 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)
[   16.348061][  T285]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.348065][  T285]  put_chars (drivers/char/virtio_console.c:1176)
[   16.348068][  T285]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.348072][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.348076][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.348080][  T285]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.348084][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.348086][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.348091][  T285]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.348094][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.348097][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.348102][  T285]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.348105][  T285]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.348106][  T285]  ? 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))
[   16.348109][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.348111][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.348116][  T285]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.348120][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.348121][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.348127][  T285]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.348129][  T285]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.348131][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.348132][  T285]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.348137][  T285]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.348138][  T285]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.348142][  T285]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.348145][  T285]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.348147][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.348149][  T285]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   16.348151][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   16.348155][  T285]  _printk (kernel/printk/printk.c:2504)
[   16.348159][  T285]  ? snapshot_read.cold (user.c:?)
[   16.348161][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.348164][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.348166][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.348168][  T285]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   16.348172][  T285]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   16.348175][  T285]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.348177][  T285]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   16.348180][  T285]  ? netdev_notice (net/core/dev.c:13194)
[   16.348182][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.348185][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.348188][  T285]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.348192][  T285]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.348194][  T285]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   16.348198][  T285]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   16.348204][  T285]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   16.348206][  T285]  ? __kernel_text_address (kernel/extable.c:79)
[   16.348209][  T285]  ? write_profile (profile.c:?)
[   16.348213][  T285]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   16.348219][  T285]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.348224][  T285]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.348226][  T285]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.348227][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.348229][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.348233][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.348236][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.348238][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.348241][  T285]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.348243][  T285]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.348245][  T285]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.348248][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.348250][  T285]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   16.348253][  T285]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   16.348258][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.348261][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.348263][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.348265][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.348267][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.348268][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.348270][  T285]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.348273][  T285]  ? __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)
[   16.348276][  T285]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.348279][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.348282][  T285]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.348284][  T285]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.348290][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.348296][  T285]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.348301][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.348303][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.348308][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.348310][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.348312][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.348314][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.348318][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.348321][  T285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.348324][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.348325][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.348330][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.348332][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.348336][  T285]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.348338][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.348341][  T285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.348347][  T285]  ? 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))
[   16.348349][  T285]  ? 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))
[   16.348353][  T285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.348357][  T285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.348360][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   16.348364][  T285]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.348368][  T285]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.348370][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.348373][  T285]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.348377][  T285]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.348381][  T285]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.348384][  T285]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.348386][  T285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.348388][  T285]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.348395][  T285]  ___sys_sendmsg (net/socket.c:2767)
[   16.348398][  T285]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.348415][  T285]  __sys_sendmsg (net/socket.c:2799)
[   16.348419][  T285]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.348425][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.348429][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.348432][  T285]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.348435][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.348438][  T285] RIP: 0033:0x7fb0642b054e
[   16.348442][  T285] 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
[   16.348444][  T285] RSP: 002b:00007ffeb15752f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.348447][  T285] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0642b054e
[   16.348448][  T285] RDX: 0000000000000000 RSI: 00007ffeb15753a0 RDI: 0000000000000005
[   16.348449][  T285] RBP: 00007ffeb1575300 R08: 0000000000000000 R09: 0000000000000000
[   16.348450][  T285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e725
[   16.348451][  T285] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb1575a70
| [   17.369429][  T292] softirqs last disabled at (21192): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.369432][  T292] Preemption disabled at:
| [   17.369432][  T292] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.369441][  T292] Tainted: [W]=WARN
[   17.369442][  T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.369444][  T292] Call Trace:
[   17.369445][  T292]  <TASK>
[   17.369447][  T292]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.369452][  T292]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.369454][  T292]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.369458][  T292]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.369461][  T292]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.369466][  T292]  __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))
[   17.369469][  T292]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.369475][  T292]  ? 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)
[   17.369478][  T292]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.369481][  T292]  put_chars (drivers/char/virtio_console.c:1176)
[   17.369484][  T292]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.369488][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.369491][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.369496][  T292]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.369499][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.369501][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.369506][  T292]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.369509][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.369512][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.369516][  T292]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.369519][  T292]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.369521][  T292]  ? 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))
[   17.369523][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.369525][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.369529][  T292]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.369533][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.369535][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.369540][  T292]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.369543][  T292]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.369544][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.369546][  T292]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.369550][  T292]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.369551][  T292]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.369554][  T292]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.369558][  T292]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.369560][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.369562][  T292]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   17.369564][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   17.369570][  T292]  _printk (kernel/printk/printk.c:2504)
[   17.369574][  T292]  ? snapshot_read.cold (user.c:?)
[   17.369576][  T292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.369579][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.369581][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.369583][  T292]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   17.369587][  T292]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   17.369589][  T292]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.369592][  T292]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.369595][  T292]  ? netdev_notice (net/core/dev.c:13194)
[   17.369597][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.369600][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.369603][  T292]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.369606][  T292]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.369609][  T292]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.369612][  T292]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   17.369618][  T292]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.369621][  T292]  ? __kernel_text_address (kernel/extable.c:79)
[   17.369624][  T292]  ? write_profile (profile.c:?)
[   17.369628][  T292]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.369633][  T292]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.369638][  T292]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.369641][  T292]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.369642][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.369644][  T292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.369648][  T292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.369650][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.369652][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.369655][  T292]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.369658][  T292]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.369660][  T292]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.369663][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.369665][  T292]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   17.369668][  T292]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   17.369673][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.369675][  T292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.369678][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.369680][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.369681][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.369683][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.369684][  T292]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.369687][  T292]  ? __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)
[   17.369691][  T292]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.369694][  T292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.369698][  T292]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.369700][  T292]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.369705][  T292]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.369711][  T292]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.369717][  T292]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.369718][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.369723][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.369725][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.369727][  T292]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.369729][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.369733][  T292]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.369735][  T292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.369738][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.369740][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.369744][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.369746][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.369750][  T292]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.369752][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.369755][  T292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.369761][  T292]  ? 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))
[   17.369762][  T292]  ? 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))
[   17.369767][  T292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.369770][  T292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.369773][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   17.369777][  T292]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.369781][  T292]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.369783][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.369786][  T292]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.369789][  T292]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.369793][  T292]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.369796][  T292]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.369798][  T292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.369800][  T292]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.369807][  T292]  ___sys_sendmsg (net/socket.c:2767)
[   17.369810][  T292]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.369831][  T292]  __sys_sendmsg (net/socket.c:2799)
[   17.369834][  T292]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.369841][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.369844][  T292]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.369846][  T292]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.369850][  T292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.369853][  T292] RIP: 0033:0x7f51f018b54e
[   17.369857][  T292] 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
[   17.369858][  T292] RSP: 002b:00007ffd0e7a7bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.369861][  T292] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f51f018b54e
[   17.369862][  T292] RDX: 0000000000000000 RSI: 00007ffd0e7a7c60 RDI: 0000000000000005
[   17.369863][  T292] RBP: 00007ffd0e7a7bc0 R08: 0000000000000000 R09: 0000000000000000
[   17.369864][  T292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e726
[   17.369865][  T292] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0e7a8330
| [   18.460213][  T300] softirqs last disabled at (17648): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.460216][  T300] Preemption disabled at:
| [   18.460217][  T300] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.460226][  T300] Tainted: [W]=WARN
[   18.460227][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.460229][  T300] Call Trace:
[   18.460230][  T300]  <TASK>
[   18.460232][  T300]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.460237][  T300]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.460239][  T300]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.460243][  T300]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.460247][  T300]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.460252][  T300]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.460254][  T300]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.460260][  T300]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.460263][  T300]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.460267][  T300]  put_chars (drivers/char/virtio_console.c:1176)
[   18.460270][  T300]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.460273][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.460277][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.460282][  T300]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.460285][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.460287][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.460292][  T300]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.460295][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.460298][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.460302][  T300]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.460306][  T300]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.460307][  T300]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   18.460310][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.460312][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.460316][  T300]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.460320][  T300]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.460321][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.460327][  T300]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.460330][  T300]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.460331][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.460333][  T300]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.460337][  T300]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.460339][  T300]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.460342][  T300]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.460345][  T300]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.460347][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.460349][  T300]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   18.460351][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.460356][  T300]  _printk (kernel/printk/printk.c:2504)
[   18.460359][  T300]  ? snapshot_read.cold (user.c:?)
[   18.460361][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.460364][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.460366][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.460369][  T300]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.460372][  T300]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.460375][  T300]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.460377][  T300]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.460380][  T300]  ? netdev_notice (net/core/dev.c:13194)
[   18.460382][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.460386][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.460388][  T300]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.460392][  T300]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.460394][  T300]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.460397][  T300]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   18.460404][  T300]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.460406][  T300]  ? __kernel_text_address (kernel/extable.c:79)
[   18.460409][  T300]  ? write_profile (profile.c:?)
[   18.460413][  T300]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.460419][  T300]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.460424][  T300]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.460426][  T300]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.460427][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.460429][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.460433][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.460435][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.460437][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.460440][  T300]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.460443][  T300]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.460445][  T300]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.460448][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.460450][  T300]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   18.460453][  T300]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   18.460458][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.460460][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.460463][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.460465][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.460467][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.460468][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.460470][  T300]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.460473][  T300]  ? __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)
[   18.460476][  T300]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.460478][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.460482][  T300]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.460484][  T300]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.460490][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.460495][  T300]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.460501][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.460503][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.460508][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.460510][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.460512][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.460514][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.460518][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.460521][  T300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.460524][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.460525][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.460530][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.460532][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.460536][  T300]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.460538][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.460541][  T300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.460547][  T300]  ? 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))
[   18.460549][  T300]  ? 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))
[   18.460553][  T300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.460557][  T300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.460560][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   18.460564][  T300]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.460570][  T300]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.460572][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.460575][  T300]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.460578][  T300]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.460583][  T300]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.460585][  T300]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.460587][  T300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.460589][  T300]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.460596][  T300]  ___sys_sendmsg (net/socket.c:2767)
[   18.460599][  T300]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.460616][  T300]  __sys_sendmsg (net/socket.c:2799)
[   18.460620][  T300]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.460626][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.460630][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.460632][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.460636][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.460638][  T300] RIP: 0033:0x7f1f0725f54e
[   18.460642][  T300] 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
[   18.460644][  T300] RSP: 002b:00007fff0f622f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.460647][  T300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1f0725f54e
[   18.460648][  T300] RDX: 0000000000000000 RSI: 00007fff0f623030 RDI: 0000000000000005
[   18.460649][  T300] RBP: 00007fff0f622f90 R08: 0000000000000000 R09: 0000000000000000
[   18.460650][  T300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e727
[   18.460651][  T300] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0f623700
| [   19.610393][  T308] softirqs last disabled at (22126): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   19.610396][  T308] Preemption disabled at:
| [   19.610396][  T308] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.610406][  T308] Tainted: [W]=WARN
[   19.610407][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.610409][  T308] Call Trace:
[   19.610410][  T308]  <TASK>
[   19.610412][  T308]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.610417][  T308]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.610419][  T308]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.610424][  T308]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.610427][  T308]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.610433][  T308]  __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))
[   19.610435][  T308]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.610442][  T308]  ? 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)
[   19.610445][  T308]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.610449][  T308]  put_chars (drivers/char/virtio_console.c:1176)
[   19.610451][  T308]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.610455][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.610459][  T308]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.610464][  T308]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.610467][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.610469][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.610474][  T308]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.610477][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.610480][  T308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.610484][  T308]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.610488][  T308]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.610489][  T308]  ? 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))
[   19.610492][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.610494][  T308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.610498][  T308]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.610502][  T308]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.610503][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.610509][  T308]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.610511][  T308]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.610513][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.610514][  T308]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.610518][  T308]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.610520][  T308]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.610523][  T308]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.610526][  T308]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.610528][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.610531][  T308]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   19.610532][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   19.610536][  T308]  _printk (kernel/printk/printk.c:2504)
[   19.610540][  T308]  ? snapshot_read.cold (user.c:?)
[   19.610542][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.610545][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.610547][  T308]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.610549][  T308]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.610553][  T308]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.610555][  T308]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.610558][  T308]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.610560][  T308]  ? netdev_notice (net/core/dev.c:13194)
[   19.610563][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.610566][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.610571][  T308]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.610575][  T308]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.610577][  T308]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   19.610581][  T308]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   19.610587][  T308]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   19.610589][  T308]  ? __kernel_text_address (kernel/extable.c:79)
[   19.610592][  T308]  ? write_profile (profile.c:?)
[   19.610596][  T308]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   19.610602][  T308]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.610606][  T308]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.610609][  T308]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.610610][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.610612][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.610616][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.610618][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.610620][  T308]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.610623][  T308]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.610626][  T308]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.610628][  T308]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.610631][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.610633][  T308]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   19.610636][  T308]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   19.610641][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.610643][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.610646][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.610648][  T308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.610649][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.610651][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.610653][  T308]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.610655][  T308]  ? __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)
[   19.610659][  T308]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.610661][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.610665][  T308]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.610667][  T308]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.610673][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.610678][  T308]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.610684][  T308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.610686][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.610690][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.610693][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.610695][  T308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.610697][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.610701][  T308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.610703][  T308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.610706][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.610707][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.610712][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.610714][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.610718][  T308]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.610720][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.610723][  T308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.610729][  T308]  ? 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))
[   19.610730][  T308]  ? 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))
[   19.610735][  T308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.610739][  T308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.610742][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   19.610746][  T308]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.610750][  T308]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.610751][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.610754][  T308]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.610758][  T308]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.610762][  T308]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.610765][  T308]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.610767][  T308]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.610769][  T308]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.610776][  T308]  ___sys_sendmsg (net/socket.c:2767)
[   19.610779][  T308]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.610796][  T308]  __sys_sendmsg (net/socket.c:2799)
[   19.610799][  T308]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.610806][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.610809][  T308]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.610812][  T308]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.610815][  T308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.610817][  T308] RIP: 0033:0x7f3c9a7dc54e
[   19.610826][  T308] 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
[   19.610828][  T308] RSP: 002b:00007ffc7561b6b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.610830][  T308] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3c9a7dc54e
[   19.610832][  T308] RDX: 0000000000000000 RSI: 00007ffc7561b760 RDI: 0000000000000005
[   19.610832][  T308] RBP: 00007ffc7561b6c0 R08: 0000000000000000 R09: 0000000000000000
[   19.610833][  T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e728
[   19.610834][  T308] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7561be30
| [   20.740070][  T317] softirqs last disabled at (21238): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   20.740073][  T317] Preemption disabled at:
| [   20.740073][  T317] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.740082][  T317] Tainted: [W]=WARN
[   20.740083][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.740085][  T317] Call Trace:
[   20.740087][  T317]  <TASK>
[   20.740088][  T317]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.740093][  T317]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.740095][  T317]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.740100][  T317]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.740103][  T317]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.740108][  T317]  __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))
[   20.740111][  T317]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.740117][  T317]  ? 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)
[   20.740120][  T317]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.740124][  T317]  put_chars (drivers/char/virtio_console.c:1176)
[   20.740127][  T317]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.740130][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.740134][  T317]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.740139][  T317]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.740142][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.740144][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.740149][  T317]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.740152][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.740155][  T317]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.740159][  T317]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.740163][  T317]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.740164][  T317]  ? 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))
[   20.740167][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.740168][  T317]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.740173][  T317]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.740176][  T317]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.740178][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.740183][  T317]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.740186][  T317]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.740187][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.740189][  T317]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.740193][  T317]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.740195][  T317]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.740198][  T317]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.740201][  T317]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.740203][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.740205][  T317]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   20.740207][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   20.740212][  T317]  _printk (kernel/printk/printk.c:2504)
[   20.740215][  T317]  ? snapshot_read.cold (user.c:?)
[   20.740217][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.740220][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.740222][  T317]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.740224][  T317]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   20.740228][  T317]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   20.740230][  T317]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.740233][  T317]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.740236][  T317]  ? netdev_notice (net/core/dev.c:13194)
[   20.740238][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.740241][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.740244][  T317]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.740248][  T317]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.740250][  T317]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   20.740253][  T317]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   20.740259][  T317]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   20.740262][  T317]  ? __kernel_text_address (kernel/extable.c:79)
[   20.740265][  T317]  ? write_profile (profile.c:?)
[   20.740269][  T317]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   20.740274][  T317]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.740280][  T317]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   20.740282][  T317]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.740283][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.740285][  T317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.740289][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.740291][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.740293][  T317]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.740296][  T317]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.740299][  T317]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.740301][  T317]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.740304][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.740306][  T317]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   20.740309][  T317]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   20.740314][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.740316][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.740319][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.740321][  T317]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.740322][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.740324][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.740326][  T317]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.740329][  T317]  ? __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)
[   20.740332][  T317]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.740334][  T317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.740338][  T317]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.740340][  T317]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.740346][  T317]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   20.740352][  T317]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.740357][  T317]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.740359][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.740364][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.740366][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.740368][  T317]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.740370][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.740374][  T317]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.740376][  T317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.740379][  T317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.740381][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.740385][  T317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.740388][  T317]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.740391][  T317]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.740393][  T317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.740396][  T317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.740402][  T317]  ? 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))
[   20.740403][  T317]  ? 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))
[   20.740408][  T317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.740412][  T317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.740414][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   20.740419][  T317]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.740422][  T317]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.740424][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.740427][  T317]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.740431][  T317]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.740435][  T317]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.740437][  T317]  ? copy_msghdr_from_user (net/socket.c:2650)
[   20.740439][  T317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   20.740441][  T317]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.740448][  T317]  ___sys_sendmsg (net/socket.c:2767)
[   20.740451][  T317]  ? copy_msghdr_from_user (net/socket.c:2619)
[   20.740467][  T317]  __sys_sendmsg (net/socket.c:2799)
[   20.740470][  T317]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   20.740477][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.740480][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.740483][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.740486][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.740489][  T317] RIP: 0033:0x7f3b0fc1d54e
[   20.740493][  T317] 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
[   20.740495][  T317] RSP: 002b:00007ffca4654610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.740498][  T317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3b0fc1d54e
[   20.740499][  T317] RDX: 0000000000000000 RSI: 00007ffca46546c0 RDI: 0000000000000005
[   20.740500][  T317] RBP: 00007ffca4654620 R08: 0000000000000000 R09: 0000000000000000
[   20.740501][  T317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e72a
[   20.740501][  T317] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca4654d90
| [   21.746503][  T323] softirqs last disabled at (27290): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   21.746506][  T323] Preemption disabled at:
| [   21.746507][  T323] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.746520][  T323] Tainted: [W]=WARN
[   21.746521][  T323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.746524][  T323] Call Trace:
[   21.746526][  T323]  <TASK>
[   21.746528][  T323]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.746535][  T323]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.746538][  T323]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.746545][  T323]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.746550][  T323]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.746558][  T323]  __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))
[   21.746562][  T323]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.746573][  T323]  ? 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)
[   21.746577][  T323]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.746583][  T323]  put_chars (drivers/char/virtio_console.c:1176)
[   21.746588][  T323]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.746594][  T323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.746599][  T323]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.746607][  T323]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.746612][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.746615][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.746623][  T323]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.746629][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.746633][  T323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.746641][  T323]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.746647][  T323]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.746649][  T323]  ? 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))
[   21.746654][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.746657][  T323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.746664][  T323]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.746671][  T323]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.746673][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.746683][  T323]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.746687][  T323]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.746690][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.746693][  T323]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.746700][  T323]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.746703][  T323]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.746708][  T323]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.746713][  T323]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.746717][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.746720][  T323]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   21.746723][  T323]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   21.746730][  T323]  _printk (kernel/printk/printk.c:2504)
[   21.746735][  T323]  ? snapshot_read.cold (user.c:?)
[   21.746738][  T323]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.746743][  T323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.746746][  T323]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.746750][  T323]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   21.746754][  T323]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   21.746759][  T323]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.746763][  T323]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.746768][  T323]  ? netdev_notice (net/core/dev.c:13194)
[   21.746772][  T323]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.746777][  T323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.746781][  T323]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.746788][  T323]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.746791][  T323]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.746796][  T323]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   21.746806][  T323]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.746810][  T323]  ? __kernel_text_address (kernel/extable.c:79)
[   21.746814][  T323]  ? write_profile (profile.c:?)
[   21.746820][  T323]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.746833][  T323]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.746841][  T323]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.746845][  T323]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.746847][  T323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.746850][  T323]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.746855][  T323]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.746859][  T323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.746862][  T323]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.746867][  T323]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.746871][  T323]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.746873][  T323]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.746878][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.746881][  T323]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   21.746885][  T323]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   21.746893][  T323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.746896][  T323]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.746901][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.746904][  T323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.746906][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.746908][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.746911][  T323]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.746916][  T323]  ? __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)
[   21.746920][  T323]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.746924][  T323]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.746929][  T323]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.746932][  T323]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.746942][  T323]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.746951][  T323]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.746961][  T323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.746964][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.746972][  T323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.746976][  T323]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.746979][  T323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.746982][  T323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.746989][  T323]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.746993][  T323]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.746998][  T323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.747001][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.747009][  T323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.747012][  T323]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.747019][  T323]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.747022][  T323]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.747027][  T323]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.747038][  T323]  ? 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))
[   21.747040][  T323]  ? 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))
[   21.747048][  T323]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.747055][  T323]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.747060][  T323]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   21.747068][  T323]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.747075][  T323]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.747077][  T323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.747082][  T323]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.747087][  T323]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.747094][  T323]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   21.747098][  T323]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.747102][  T323]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   21.747104][  T323]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.747118][  T323]  ___sys_sendmsg (net/socket.c:2767)
[   21.747122][  T323]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.747153][  T323]  __sys_sendmsg (net/socket.c:2799)
[   21.747158][  T323]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.747169][  T323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.747175][  T323]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.747178][  T323]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.747183][  T323]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.747187][  T323] RIP: 0033:0x7f8c9e2bf54e
[   21.747193][  T323] 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
[   21.747195][  T323] RSP: 002b:00007ffed9831760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.747199][  T323] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c9e2bf54e
[   21.747201][  T323] RDX: 0000000000000000 RSI: 00007ffed9831810 RDI: 0000000000000005
[   21.747203][  T323] RBP: 00007ffed9831770 R08: 0000000000000000 R09: 0000000000000000
[   21.747204][  T323] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e72b
[   21.747205][  T323] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed9831ee0
| [   22.968991][  T328] softirqs last disabled at (29206): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   22.968995][  T328] Preemption disabled at:
| [   22.968996][  T328] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.969007][  T328] Tainted: [W]=WARN
[   22.969009][  T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.969012][  T328] Call Trace:
[   22.969014][  T328]  <TASK>
[   22.969016][  T328]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.969023][  T328]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.969026][  T328]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.969032][  T328]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.969037][  T328]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.969044][  T328]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.969048][  T328]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.969058][  T328]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.969061][  T328]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.969067][  T328]  put_chars (drivers/char/virtio_console.c:1176)
[   22.969072][  T328]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.969078][  T328]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.969083][  T328]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.969091][  T328]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.969096][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.969098][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.969106][  T328]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.969112][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.969116][  T328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.969124][  T328]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.969130][  T328]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.969132][  T328]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.969136][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.969140][  T328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.969147][  T328]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.969156][  T328]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.969158][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.969168][  T328]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.969172][  T328]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.969174][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.969178][  T328]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.969184][  T328]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.969187][  T328]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.969192][  T328]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.969198][  T328]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.969201][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.969204][  T328]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   22.969207][  T328]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   22.969214][  T328]  _printk (kernel/printk/printk.c:2504)
[   22.969219][  T328]  ? snapshot_read.cold (user.c:?)
[   22.969222][  T328]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.969227][  T328]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.969230][  T328]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.969233][  T328]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.969239][  T328]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.969243][  T328]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.969247][  T328]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.969251][  T328]  ? netdev_notice (net/core/dev.c:13194)
[   22.969255][  T328]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.969260][  T328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.969265][  T328]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.969271][  T328]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.969275][  T328]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   22.969279][  T328]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   22.969289][  T328]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   22.969293][  T328]  ? __kernel_text_address (kernel/extable.c:79)
[   22.969297][  T328]  ? write_profile (profile.c:?)
[   22.969303][  T328]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   22.969311][  T328]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.969319][  T328]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.969323][  T328]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.969325][  T328]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.969328][  T328]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.969333][  T328]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.969336][  T328]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.969340][  T328]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.969344][  T328]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.969349][  T328]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.969351][  T328]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.969356][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.969359][  T328]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   22.969363][  T328]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   22.969371][  T328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.969374][  T328]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.969379][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.969382][  T328]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.969385][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.969387][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.969390][  T328]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.969395][  T328]  ? __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)
[   22.969399][  T328]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.969403][  T328]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.969409][  T328]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.969412][  T328]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.969421][  T328]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   22.969431][  T328]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.969442][  T328]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.969445][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.969453][  T328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.969456][  T328]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.969460][  T328]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.969463][  T328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.969470][  T328]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.969473][  T328]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.969479][  T328]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.969481][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.969489][  T328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.969492][  T328]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.969499][  T328]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.969501][  T328]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.969507][  T328]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.969518][  T328]  ? 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))
[   22.969520][  T328]  ? 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))
[   22.969528][  T328]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.969535][  T328]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.969539][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.969546][  T328]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.969553][  T328]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.969555][  T328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.969560][  T328]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.969566][  T328]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.969573][  T328]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   22.969576][  T328]  ? copy_msghdr_from_user (net/socket.c:2650)
[   22.969580][  T328]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   22.969582][  T328]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.969596][  T328]  ___sys_sendmsg (net/socket.c:2767)
[   22.969601][  T328]  ? copy_msghdr_from_user (net/socket.c:2619)
[   22.969631][  T328]  __sys_sendmsg (net/socket.c:2799)
[   22.969636][  T328]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   22.969648][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.969654][  T328]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.969657][  T328]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.969663][  T328]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.969666][  T328] RIP: 0033:0x7fbaeed5054e
[   22.969672][  T328] 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
[   22.969674][  T328] RSP: 002b:00007ffcd1e5f190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.969678][  T328] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbaeed5054e
[   22.969680][  T328] RDX: 0000000000000000 RSI: 00007ffcd1e5f240 RDI: 0000000000000005
[   22.969682][  T328] RBP: 00007ffcd1e5f1a0 R08: 0000000000000000 R09: 0000000000000000
[   22.969683][  T328] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e72c
[   22.969685][  T328] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd1e5f910
| [   24.091482][  T333] softirqs last disabled at (25958): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.091484][  T333] Preemption disabled at:
| [   24.091485][  T333] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.091494][  T333] Tainted: [W]=WARN
[   24.091495][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.091497][  T333] Call Trace:
[   24.091498][  T333]  <TASK>
[   24.091500][  T333]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.091505][  T333]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.091506][  T333]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.091511][  T333]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.091514][  T333]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.091520][  T333]  __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))
[   24.091522][  T333]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.091528][  T333]  ? 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)
[   24.091531][  T333]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.091535][  T333]  put_chars (drivers/char/virtio_console.c:1176)
[   24.091538][  T333]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.091542][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.091545][  T333]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.091550][  T333]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.091553][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.091555][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.091560][  T333]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.091563][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.091566][  T333]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.091573][  T333]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.091577][  T333]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.091578][  T333]  ? 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))
[   24.091581][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.091583][  T333]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.091587][  T333]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.091591][  T333]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.091592][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.091598][  T333]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.091600][  T333]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.091601][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.091603][  T333]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.091607][  T333]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.091609][  T333]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.091612][  T333]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.091615][  T333]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.091617][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.091620][  T333]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   24.091622][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   24.091626][  T333]  _printk (kernel/printk/printk.c:2504)
[   24.091629][  T333]  ? snapshot_read.cold (user.c:?)
[   24.091631][  T333]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.091634][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.091636][  T333]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.091639][  T333]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.091642][  T333]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.091645][  T333]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.091647][  T333]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.091650][  T333]  ? netdev_notice (net/core/dev.c:13194)
[   24.091652][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.091655][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.091658][  T333]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.091662][  T333]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.091664][  T333]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.091667][  T333]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   24.091673][  T333]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.091676][  T333]  ? __kernel_text_address (kernel/extable.c:79)
[   24.091679][  T333]  ? write_profile (profile.c:?)
[   24.091682][  T333]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.091688][  T333]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.091693][  T333]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.091695][  T333]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.091697][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.091699][  T333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.091703][  T333]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.091705][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.091707][  T333]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.091710][  T333]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.091713][  T333]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.091714][  T333]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.091717][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.091719][  T333]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   24.091722][  T333]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   24.091727][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.091730][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.091732][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.091734][  T333]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.091736][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.091737][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.091739][  T333]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.091742][  T333]  ? __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)
[   24.091745][  T333]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.091748][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.091751][  T333]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.091753][  T333]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.091759][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.091764][  T333]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.091770][  T333]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.091772][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.091776][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.091778][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.091781][  T333]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.091782][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.091786][  T333]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.091788][  T333]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.091791][  T333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.091793][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.091798][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.091800][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.091803][  T333]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.091805][  T333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.091808][  T333]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.091814][  T333]  ? 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))
[   24.091816][  T333]  ? 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))
[   24.091820][  T333]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.091824][  T333]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.091827][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   24.091831][  T333]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.091841][  T333]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.091842][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.091845][  T333]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.091849][  T333]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.091853][  T333]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.091855][  T333]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.091858][  T333]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   24.091859][  T333]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.091867][  T333]  ___sys_sendmsg (net/socket.c:2767)
[   24.091870][  T333]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.091886][  T333]  __sys_sendmsg (net/socket.c:2799)
[   24.091890][  T333]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.091896][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.091899][  T333]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.091902][  T333]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.091905][  T333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.091908][  T333] RIP: 0033:0x7f13f054254e
[   24.091912][  T333] 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
[   24.091914][  T333] RSP: 002b:00007ffc7ba0ae60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.091916][  T333] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f13f054254e
[   24.091918][  T333] RDX: 0000000000000000 RSI: 00007ffc7ba0af10 RDI: 0000000000000005
[   24.091919][  T333] RBP: 00007ffc7ba0ae70 R08: 0000000000000000 R09: 0000000000000000
[   24.091919][  T333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e72d
[   24.091920][  T333] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7ba0b5e0
| [   25.188158][  T341] softirqs last disabled at (36852): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   25.188160][  T341] Preemption disabled at:
| [   25.188161][  T341] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.188170][  T341] Tainted: [W]=WARN
[   25.188170][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.188173][  T341] Call Trace:
[   25.188174][  T341]  <TASK>
[   25.188176][  T341]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.188181][  T341]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.188183][  T341]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.188188][  T341]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.188191][  T341]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.188196][  T341]  __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))
[   25.188198][  T341]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.188205][  T341]  ? 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)
[   25.188208][  T341]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.188212][  T341]  put_chars (drivers/char/virtio_console.c:1176)
[   25.188215][  T341]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.188218][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.188222][  T341]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.188227][  T341]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.188230][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.188232][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.188237][  T341]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.188240][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.188243][  T341]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.188247][  T341]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.188251][  T341]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.188252][  T341]  ? 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))
[   25.188255][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.188257][  T341]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.188261][  T341]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.188265][  T341]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.188266][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.188272][  T341]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.188275][  T341]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.188276][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.188278][  T341]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.188282][  T341]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.188284][  T341]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.188287][  T341]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.188290][  T341]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.188292][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.188294][  T341]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   25.188296][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   25.188300][  T341]  _printk (kernel/printk/printk.c:2504)
[   25.188304][  T341]  ? snapshot_read.cold (user.c:?)
[   25.188306][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.188309][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.188311][  T341]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.188313][  T341]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.188317][  T341]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.188319][  T341]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.188322][  T341]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.188324][  T341]  ? netdev_notice (net/core/dev.c:13194)
[   25.188327][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.188330][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.188333][  T341]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.188337][  T341]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.188339][  T341]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.188342][  T341]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   25.188349][  T341]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.188352][  T341]  ? __kernel_text_address (kernel/extable.c:79)
[   25.188355][  T341]  ? write_profile (profile.c:?)
[   25.188359][  T341]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.188364][  T341]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.188369][  T341]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.188371][  T341]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.188373][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.188375][  T341]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.188379][  T341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.188381][  T341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.188383][  T341]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.188386][  T341]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.188389][  T341]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.188391][  T341]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.188394][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.188396][  T341]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   25.188399][  T341]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   25.188404][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.188407][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.188409][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.188411][  T341]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.188413][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.188414][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.188416][  T341]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.188419][  T341]  ? __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)
[   25.188422][  T341]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.188425][  T341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.188428][  T341]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.188430][  T341]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.188436][  T341]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.188442][  T341]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.188447][  T341]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.188449][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.188454][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.188456][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.188458][  T341]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.188460][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.188464][  T341]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.188466][  T341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.188469][  T341]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.188471][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.188476][  T341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.188478][  T341]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.188481][  T341]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.188483][  T341]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.188486][  T341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.188493][  T341]  ? 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))
[   25.188494][  T341]  ? 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))
[   25.188499][  T341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.188502][  T341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.188505][  T341]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   25.188510][  T341]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.188514][  T341]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.188515][  T341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.188519][  T341]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.188522][  T341]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.188527][  T341]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.188529][  T341]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.188531][  T341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.188533][  T341]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.188540][  T341]  ___sys_sendmsg (net/socket.c:2767)
[   25.188543][  T341]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.188559][  T341]  __sys_sendmsg (net/socket.c:2799)
[   25.188563][  T341]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.188571][  T341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.188574][  T341]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.188577][  T341]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.188580][  T341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.188583][  T341] RIP: 0033:0x7f7fc462854e
[   25.188588][  T341] 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
[   25.188589][  T341] RSP: 002b:00007ffed4f74730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.188592][  T341] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7fc462854e
[   25.188594][  T341] RDX: 0000000000000000 RSI: 00007ffed4f747e0 RDI: 0000000000000005
[   25.188594][  T341] RBP: 00007ffed4f74740 R08: 0000000000000000 R09: 0000000000000000
[   25.188595][  T341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e72e
[   25.188596][  T341] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed4f74eb0
| [   26.261589][  T349] softirqs last disabled at (21766): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   26.261591][  T349] Preemption disabled at:
| [   26.261592][  T349] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.261601][  T349] Tainted: [W]=WARN
[   26.261602][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.261604][  T349] Call Trace:
[   26.261606][  T349]  <TASK>
[   26.261607][  T349]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.261612][  T349]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.261614][  T349]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.261619][  T349]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.261622][  T349]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.261627][  T349]  __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))
[   26.261630][  T349]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.261636][  T349]  ? 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)
[   26.261639][  T349]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.261643][  T349]  put_chars (drivers/char/virtio_console.c:1176)
[   26.261647][  T349]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.261650][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.261654][  T349]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.261659][  T349]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.261663][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.261665][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.261670][  T349]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.261673][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.261676][  T349]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.261681][  T349]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.261685][  T349]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.261686][  T349]  ? 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))
[   26.261689][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.261691][  T349]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.261696][  T349]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.261700][  T349]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.261701][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.261707][  T349]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.261710][  T349]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.261711][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.261713][  T349]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.261717][  T349]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.261719][  T349]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.261722][  T349]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.261726][  T349]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.261728][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.261730][  T349]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   26.261732][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   26.261736][  T349]  _printk (kernel/printk/printk.c:2504)
[   26.261740][  T349]  ? snapshot_read.cold (user.c:?)
[   26.261742][  T349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.261746][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.261748][  T349]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.261750][  T349]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.261754][  T349]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.261757][  T349]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.261759][  T349]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.261762][  T349]  ? netdev_notice (net/core/dev.c:13194)
[   26.261765][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.261768][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.261771][  T349]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   26.261775][  T349]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.261777][  T349]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   26.261781][  T349]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   26.261787][  T349]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   26.261790][  T349]  ? __kernel_text_address (kernel/extable.c:79)
[   26.261793][  T349]  ? write_profile (profile.c:?)
[   26.261797][  T349]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   26.261802][  T349]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.261808][  T349]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.261810][  T349]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.261812][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.261814][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.261818][  T349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.261820][  T349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.261822][  T349]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.261825][  T349]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.261828][  T349]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.261830][  T349]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.261833][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.261835][  T349]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   26.261838][  T349]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   26.261849][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.261851][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.261854][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.261856][  T349]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.261858][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.261859][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.261861][  T349]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.261864][  T349]  ? __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)
[   26.261867][  T349]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.261870][  T349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.261873][  T349]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.261875][  T349]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.261881][  T349]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.261887][  T349]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.261893][  T349]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.261895][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.261900][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.261902][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.261904][  T349]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.261906][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.261910][  T349]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.261912][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.261915][  T349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.261916][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.261921][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.261924][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.261927][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.261929][  T349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.261932][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.261939][  T349]  ? 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))
[   26.261940][  T349]  ? 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))
[   26.261944][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.261948][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.261951][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   26.261956][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.261960][  T349]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.261961][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.261964][  T349]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.261968][  T349]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.261972][  T349]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.261975][  T349]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.261977][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.261979][  T349]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.261986][  T349]  ___sys_sendmsg (net/socket.c:2767)
[   26.261989][  T349]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.262006][  T349]  __sys_sendmsg (net/socket.c:2799)
[   26.262010][  T349]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.262016][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.262019][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.262022][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.262026][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.262028][  T349] RIP: 0033:0x7fced2bc654e
[   26.262033][  T349] 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
[   26.262034][  T349] RSP: 002b:00007ffec3b45e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.262037][  T349] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fced2bc654e
[   26.262039][  T349] RDX: 0000000000000000 RSI: 00007ffec3b45f30 RDI: 0000000000000005
[   26.262040][  T349] RBP: 00007ffec3b45e90 R08: 0000000000000000 R09: 0000000000000000
[   26.262040][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e72f
[   26.262041][  T349] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec3b46600
| [   27.294003][  T357] softirqs last disabled at (21408): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   27.294006][  T357] Preemption disabled at:
| [   27.294006][  T357] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.294015][  T357] Tainted: [W]=WARN
[   27.294016][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.294018][  T357] Call Trace:
[   27.294019][  T357]  <TASK>
[   27.294021][  T357]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.294026][  T357]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.294028][  T357]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.294032][  T357]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.294036][  T357]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.294041][  T357]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.294043][  T357]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.294050][  T357]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.294053][  T357]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.294057][  T357]  put_chars (drivers/char/virtio_console.c:1176)
[   27.294060][  T357]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.294063][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.294067][  T357]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.294072][  T357]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.294075][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.294077][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.294082][  T357]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.294086][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.294088][  T357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.294093][  T357]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.294096][  T357]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.294098][  T357]  ? 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))
[   27.294100][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.294102][  T357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.294107][  T357]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.294111][  T357]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.294112][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.294118][  T357]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.294120][  T357]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.294121][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.294123][  T357]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.294127][  T357]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.294129][  T357]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.294133][  T357]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.294136][  T357]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.294138][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.294140][  T357]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   27.294142][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   27.294147][  T357]  _printk (kernel/printk/printk.c:2504)
[   27.294150][  T357]  ? snapshot_read.cold (user.c:?)
[   27.294152][  T357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.294155][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.294157][  T357]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.294159][  T357]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   27.294163][  T357]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   27.294166][  T357]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.294168][  T357]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   27.294171][  T357]  ? netdev_notice (net/core/dev.c:13194)
[   27.294173][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.294176][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.294179][  T357]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   27.294183][  T357]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.294185][  T357]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   27.294188][  T357]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   27.294194][  T357]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   27.294197][  T357]  ? __kernel_text_address (kernel/extable.c:79)
[   27.294200][  T357]  ? write_profile (profile.c:?)
[   27.294204][  T357]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   27.294209][  T357]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.294214][  T357]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   27.294217][  T357]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   27.294218][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.294220][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.294224][  T357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.294226][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.294228][  T357]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.294231][  T357]  ? kasan_save_stack (mm/kasan/common.c:58)
[   27.294234][  T357]  ? kasan_save_stack (mm/kasan/common.c:57)
[   27.294236][  T357]  ? kasan_save_track (mm/kasan/common.c:78)
[   27.294239][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.294241][  T357]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   27.294244][  T357]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   27.294249][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.294251][  T357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.294254][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.294256][  T357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.294258][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.294259][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.294261][  T357]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   27.294264][  T357]  ? __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)
[   27.294267][  T357]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   27.294270][  T357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.294273][  T357]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   27.294275][  T357]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.294281][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   27.294287][  T357]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   27.294293][  T357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.294295][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.294299][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.294302][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.294304][  T357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.294306][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.294310][  T357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.294312][  T357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   27.294315][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.294316][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.294321][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.294323][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.294327][  T357]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   27.294329][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.294332][  T357]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.294339][  T357]  ? 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))
[   27.294340][  T357]  ? 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))
[   27.294344][  T357]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.294348][  T357]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.294351][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   27.294356][  T357]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   27.294360][  T357]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   27.294361][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.294364][  T357]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.294368][  T357]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.294372][  T357]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   27.294374][  T357]  ? copy_msghdr_from_user (net/socket.c:2650)
[   27.294377][  T357]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   27.294378][  T357]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   27.294386][  T357]  ___sys_sendmsg (net/socket.c:2767)
[   27.294389][  T357]  ? copy_msghdr_from_user (net/socket.c:2619)
[   27.294406][  T357]  __sys_sendmsg (net/socket.c:2799)
[   27.294410][  T357]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   27.294416][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.294420][  T357]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.294422][  T357]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.294426][  T357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.294428][  T357] RIP: 0033:0x7f03b009554e
[   27.294432][  T357] 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
[   27.294434][  T357] RSP: 002b:00007ffdadb6e080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.294437][  T357] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f03b009554e
[   27.294438][  T357] RDX: 0000000000000000 RSI: 00007ffdadb6e130 RDI: 0000000000000005
[   27.294439][  T357] RBP: 00007ffdadb6e090 R08: 0000000000000000 R09: 0000000000000000
[   27.294440][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e730
[   27.294441][  T357] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdadb6e800
| [   28.469330][  T366] softirqs last disabled at (24920): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   28.469333][  T366] Preemption disabled at:
| [   28.469334][  T366] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.469343][  T366] Tainted: [W]=WARN
[   28.469344][  T366] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.469346][  T366] Call Trace:
[   28.469347][  T366]  <TASK>
[   28.469349][  T366]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.469355][  T366]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.469356][  T366]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.469361][  T366]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.469364][  T366]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.469370][  T366]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.469372][  T366]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.469378][  T366]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.469381][  T366]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.469385][  T366]  put_chars (drivers/char/virtio_console.c:1176)
[   28.469388][  T366]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.469391][  T366]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.469395][  T366]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.469400][  T366]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.469404][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.469405][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.469410][  T366]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.469414][  T366]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.469416][  T366]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.469421][  T366]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.469424][  T366]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.469425][  T366]  ? 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))
[   28.469428][  T366]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.469430][  T366]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.469434][  T366]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.469438][  T366]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.469439][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.469445][  T366]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.469447][  T366]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.469449][  T366]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.469450][  T366]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.469454][  T366]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.469456][  T366]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.469459][  T366]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.469463][  T366]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.469465][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.469467][  T366]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   28.469469][  T366]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   28.469473][  T366]  _printk (kernel/printk/printk.c:2504)
[   28.469477][  T366]  ? snapshot_read.cold (user.c:?)
[   28.469478][  T366]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.469481][  T366]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.469483][  T366]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.469486][  T366]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   28.469489][  T366]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   28.469492][  T366]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.469494][  T366]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   28.469497][  T366]  ? netdev_notice (net/core/dev.c:13194)
[   28.469500][  T366]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.469502][  T366]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.469505][  T366]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.469509][  T366]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.469511][  T366]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   28.469514][  T366]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   28.469521][  T366]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   28.469523][  T366]  ? __kernel_text_address (kernel/extable.c:79)
[   28.469526][  T366]  ? write_profile (profile.c:?)
[   28.469530][  T366]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   28.469536][  T366]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.469541][  T366]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.469543][  T366]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.469544][  T366]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.469546][  T366]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.469550][  T366]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.469553][  T366]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.469555][  T366]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.469557][  T366]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.469560][  T366]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.469562][  T366]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.469565][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.469567][  T366]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   28.469573][  T366]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   28.469578][  T366]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.469580][  T366]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.469582][  T366]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.469584][  T366]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.469586][  T366]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.469587][  T366]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.469589][  T366]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.469592][  T366]  ? __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)
[   28.469596][  T366]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.469598][  T366]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.469602][  T366]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.469604][  T366]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.469610][  T366]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.469615][  T366]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.469621][  T366]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.469623][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.469628][  T366]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.469630][  T366]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.469632][  T366]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.469634][  T366]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.469638][  T366]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.469640][  T366]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.469643][  T366]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.469644][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.469649][  T366]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.469651][  T366]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.469655][  T366]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.469656][  T366]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.469659][  T366]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.469666][  T366]  ? 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))
[   28.469667][  T366]  ? 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))
[   28.469671][  T366]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.469675][  T366]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.469678][  T366]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   28.469682][  T366]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.469686][  T366]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.469688][  T366]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.469691][  T366]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.469695][  T366]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.469699][  T366]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.469701][  T366]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.469704][  T366]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.469705][  T366]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.469713][  T366]  ___sys_sendmsg (net/socket.c:2767)
[   28.469716][  T366]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.469732][  T366]  __sys_sendmsg (net/socket.c:2799)
[   28.469736][  T366]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.469742][  T366]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.469745][  T366]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.469748][  T366]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.469751][  T366]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.469754][  T366] RIP: 0033:0x7f5dc5f0254e
[   28.469758][  T366] 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
[   28.469760][  T366] RSP: 002b:00007fff13bc4010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.469762][  T366] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5dc5f0254e
[   28.469764][  T366] RDX: 0000000000000000 RSI: 00007fff13bc40c0 RDI: 0000000000000005
[   28.469765][  T366] RBP: 00007fff13bc4020 R08: 0000000000000000 R09: 0000000000000000
[   28.469765][  T366] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e731
[   28.469766][  T366] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff13bc4790
| [   29.578374][  T373] softirqs last disabled at (15768): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   29.578376][  T373] Preemption disabled at:
| [   29.578377][  T373] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.578386][  T373] Tainted: [W]=WARN
[   29.578387][  T373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.578389][  T373] Call Trace:
[   29.578391][  T373]  <TASK>
[   29.578392][  T373]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.578398][  T373]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.578400][  T373]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.578404][  T373]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.578407][  T373]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.578413][  T373]  __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))
[   29.578415][  T373]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.578421][  T373]  ? 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)
[   29.578424][  T373]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.578428][  T373]  put_chars (drivers/char/virtio_console.c:1176)
[   29.578431][  T373]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.578435][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.578438][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.578443][  T373]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.578447][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.578449][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.578453][  T373]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.578457][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.578460][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.578464][  T373]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.578468][  T373]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.578469][  T373]  ? 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))
[   29.578472][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.578474][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.578478][  T373]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.578482][  T373]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.578483][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.578489][  T373]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.578492][  T373]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.578493][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.578495][  T373]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.578499][  T373]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.578501][  T373]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.578504][  T373]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.578507][  T373]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.578509][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.578512][  T373]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   29.578514][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   29.578518][  T373]  _printk (kernel/printk/printk.c:2504)
[   29.578522][  T373]  ? snapshot_read.cold (user.c:?)
[   29.578524][  T373]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.578527][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.578529][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.578531][  T373]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   29.578535][  T373]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   29.578537][  T373]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.578540][  T373]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.578543][  T373]  ? netdev_notice (net/core/dev.c:13194)
[   29.578545][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.578548][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.578551][  T373]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.578555][  T373]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.578557][  T373]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   29.578561][  T373]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   29.578567][  T373]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   29.578572][  T373]  ? __kernel_text_address (kernel/extable.c:79)
[   29.578575][  T373]  ? write_profile (profile.c:?)
[   29.578579][  T373]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   29.578585][  T373]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.578590][  T373]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.578593][  T373]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.578594][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.578596][  T373]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.578600][  T373]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.578602][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.578604][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.578607][  T373]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.578610][  T373]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.578612][  T373]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.578615][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.578617][  T373]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   29.578620][  T373]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   29.578625][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.578628][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.578630][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.578632][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.578634][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.578636][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.578638][  T373]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.578640][  T373]  ? __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)
[   29.578644][  T373]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.578647][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.578650][  T373]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.578652][  T373]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.578658][  T373]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.578663][  T373]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.578669][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.578671][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.578676][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.578678][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.578680][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.578682][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.578686][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.578689][  T373]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.578692][  T373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.578694][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.578699][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.578701][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.578705][  T373]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.578707][  T373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.578710][  T373]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.578716][  T373]  ? 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))
[   29.578718][  T373]  ? 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))
[   29.578722][  T373]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.578726][  T373]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.578729][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   29.578733][  T373]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.578737][  T373]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.578739][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.578742][  T373]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.578745][  T373]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.578750][  T373]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.578752][  T373]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.578754][  T373]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.578756][  T373]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.578764][  T373]  ___sys_sendmsg (net/socket.c:2767)
[   29.578767][  T373]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.578784][  T373]  __sys_sendmsg (net/socket.c:2799)
[   29.578787][  T373]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.578794][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.578797][  T373]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.578800][  T373]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.578803][  T373]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.578806][  T373] RIP: 0033:0x7fc3cb6dd54e
[   29.578811][  T373] 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
[   29.578812][  T373] RSP: 002b:00007ffff9a2e1a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.578815][  T373] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc3cb6dd54e
[   29.578816][  T373] RDX: 0000000000000000 RSI: 00007ffff9a2e250 RDI: 0000000000000005
[   29.578817][  T373] RBP: 00007ffff9a2e1b0 R08: 0000000000000000 R09: 0000000000000000
[   29.578818][  T373] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e732
[   29.578819][  T373] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff9a2e920
| [   30.641220][  T382] softirqs last disabled at (18068): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.641222][  T382] Preemption disabled at:
| [   30.641223][  T382] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.641232][  T382] Tainted: [W]=WARN
[   30.641233][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.641235][  T382] Call Trace:
[   30.641236][  T382]  <TASK>
[   30.641238][  T382]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.641243][  T382]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.641245][  T382]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.641250][  T382]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.641253][  T382]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.641258][  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))
[   30.641261][  T382]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.641267][  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)
[   30.641270][  T382]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.641273][  T382]  put_chars (drivers/char/virtio_console.c:1176)
[   30.641276][  T382]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.641280][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.641283][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.641288][  T382]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.641291][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.641293][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.641298][  T382]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.641301][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.641304][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.641308][  T382]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.641311][  T382]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.641313][  T382]  ? 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))
[   30.641315][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.641317][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.641321][  T382]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.641325][  T382]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.641327][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.641332][  T382]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.641334][  T382]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.641336][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.641338][  T382]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.641342][  T382]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.641344][  T382]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.641347][  T382]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.641350][  T382]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.641352][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.641354][  T382]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   30.641356][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   30.641360][  T382]  _printk (kernel/printk/printk.c:2504)
[   30.641364][  T382]  ? snapshot_read.cold (user.c:?)
[   30.641366][  T382]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.641368][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.641370][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.641373][  T382]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.641376][  T382]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.641379][  T382]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.641381][  T382]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.641384][  T382]  ? netdev_notice (net/core/dev.c:13194)
[   30.641387][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.641390][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.641392][  T382]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.641396][  T382]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.641398][  T382]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.641402][  T382]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   30.641408][  T382]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.641411][  T382]  ? __kernel_text_address (kernel/extable.c:79)
[   30.641414][  T382]  ? write_profile (profile.c:?)
[   30.641418][  T382]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.641423][  T382]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.641427][  T382]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.641430][  T382]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.641431][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.641433][  T382]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.641437][  T382]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.641439][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.641441][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.641444][  T382]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.641447][  T382]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.641449][  T382]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.641451][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.641454][  T382]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   30.641456][  T382]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   30.641461][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.641463][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.641466][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.641468][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.641470][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.641471][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.641473][  T382]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.641476][  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)
[   30.641479][  T382]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.641481][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.641485][  T382]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.641487][  T382]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.641492][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.641498][  T382]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.641503][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.641505][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.641510][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.641512][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.641514][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.641516][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.641519][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.641522][  T382]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.641525][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.641526][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.641531][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.641533][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.641536][  T382]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.641538][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.641541][  T382]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.641547][  T382]  ? 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))
[   30.641549][  T382]  ? 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))
[   30.641553][  T382]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.641557][  T382]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.641560][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   30.641564][  T382]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.641570][  T382]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.641571][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.641574][  T382]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.641578][  T382]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.641582][  T382]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.641585][  T382]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.641587][  T382]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.641588][  T382]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.641596][  T382]  ___sys_sendmsg (net/socket.c:2767)
[   30.641599][  T382]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.641615][  T382]  __sys_sendmsg (net/socket.c:2799)
[   30.641618][  T382]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.641624][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.641627][  T382]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.641630][  T382]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.641633][  T382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.641636][  T382] RIP: 0033:0x7fe45229e54e
[   30.641640][  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
[   30.641642][  T382] RSP: 002b:00007ffd12006c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.641644][  T382] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe45229e54e
[   30.641646][  T382] RDX: 0000000000000000 RSI: 00007ffd12006d40 RDI: 0000000000000005
[   30.641646][  T382] RBP: 00007ffd12006ca0 R08: 0000000000000000 R09: 0000000000000000
[   30.641647][  T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e733
[   30.641648][  T382] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd12007410
| [   31.801582][  T391] softirqs last disabled at (33638): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   31.801585][  T391] Preemption disabled at:
| [   31.801585][  T391] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.801595][  T391] Tainted: [W]=WARN
[   31.801596][  T391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.801597][  T391] Call Trace:
[   31.801599][  T391]  <TASK>
[   31.801601][  T391]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.801606][  T391]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.801608][  T391]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.801613][  T391]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.801616][  T391]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.801622][  T391]  __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))
[   31.801624][  T391]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.801631][  T391]  ? 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)
[   31.801634][  T391]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.801637][  T391]  put_chars (drivers/char/virtio_console.c:1176)
[   31.801640][  T391]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.801644][  T391]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.801648][  T391]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.801653][  T391]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.801656][  T391]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.801658][  T391]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.801663][  T391]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.801667][  T391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.801669][  T391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.801674][  T391]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.801678][  T391]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.801679][  T391]  ? 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))
[   31.801682][  T391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.801684][  T391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.801688][  T391]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.801692][  T391]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.801693][  T391]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.801699][  T391]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.801702][  T391]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.801703][  T391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.801705][  T391]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.801709][  T391]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.801711][  T391]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.801714][  T391]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.801718][  T391]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.801720][  T391]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.801722][  T391]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   31.801724][  T391]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   31.801728][  T391]  _printk (kernel/printk/printk.c:2504)
[   31.801732][  T391]  ? snapshot_read.cold (user.c:?)
[   31.801734][  T391]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.801737][  T391]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.801739][  T391]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.801742][  T391]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.801745][  T391]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.801748][  T391]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.801750][  T391]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.801753][  T391]  ? netdev_notice (net/core/dev.c:13194)
[   31.801756][  T391]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.801759][  T391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.801762][  T391]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   31.801766][  T391]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.801768][  T391]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   31.801771][  T391]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   31.801777][  T391]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   31.801780][  T391]  ? __kernel_text_address (kernel/extable.c:79)
[   31.801783][  T391]  ? write_profile (profile.c:?)
[   31.801787][  T391]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   31.801792][  T391]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.801797][  T391]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   31.801800][  T391]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   31.801801][  T391]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.801803][  T391]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.801807][  T391]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.801810][  T391]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.801812][  T391]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.801815][  T391]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.801817][  T391]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.801819][  T391]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.801822][  T391]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.801824][  T391]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   31.801828][  T391]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   31.801833][  T391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.801835][  T391]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.801837][  T391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.801839][  T391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.801841][  T391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.801843][  T391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.801845][  T391]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.801848][  T391]  ? __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)
[   31.801851][  T391]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   31.801854][  T391]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.801857][  T391]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.801864][  T391]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.801870][  T391]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   31.801875][  T391]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   31.801881][  T391]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.801883][  T391]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.801888][  T391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.801890][  T391]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.801892][  T391]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.801894][  T391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.801898][  T391]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.801900][  T391]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.801903][  T391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.801905][  T391]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.801909][  T391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.801912][  T391]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.801915][  T391]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.801917][  T391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.801920][  T391]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.801927][  T391]  ? 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))
[   31.801928][  T391]  ? 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))
[   31.801932][  T391]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.801936][  T391]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.801939][  T391]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   31.801943][  T391]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.801947][  T391]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.801949][  T391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.801952][  T391]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.801956][  T391]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.801960][  T391]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.801963][  T391]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.801965][  T391]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   31.801967][  T391]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.801974][  T391]  ___sys_sendmsg (net/socket.c:2767)
[   31.801977][  T391]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.801993][  T391]  __sys_sendmsg (net/socket.c:2799)
[   31.801997][  T391]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.802003][  T391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.802006][  T391]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.802009][  T391]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.802013][  T391]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.802015][  T391] RIP: 0033:0x7f660458b54e
[   31.802019][  T391] 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
[   31.802021][  T391] RSP: 002b:00007fff2193de00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.802024][  T391] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f660458b54e
[   31.802026][  T391] RDX: 0000000000000000 RSI: 00007fff2193deb0 RDI: 0000000000000005
[   31.802027][  T391] RBP: 00007fff2193de10 R08: 0000000000000000 R09: 0000000000000000
[   31.802028][  T391] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e735
[   31.802028][  T391] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff2193e580
| [   33.000458][  T401] softirqs last disabled at (36084): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   33.000461][  T401] Preemption disabled at:
| [   33.000461][  T401] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.000470][  T401] Tainted: [W]=WARN
[   33.000471][  T401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.000473][  T401] Call Trace:
[   33.000475][  T401]  <TASK>
[   33.000476][  T401]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.000481][  T401]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.000483][  T401]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.000488][  T401]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.000491][  T401]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   33.000496][  T401]  __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))
[   33.000499][  T401]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.000505][  T401]  ? 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)
[   33.000508][  T401]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.000511][  T401]  put_chars (drivers/char/virtio_console.c:1176)
[   33.000514][  T401]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.000518][  T401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.000522][  T401]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.000526][  T401]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.000530][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.000532][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.000536][  T401]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.000540][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.000542][  T401]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.000547][  T401]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.000550][  T401]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.000551][  T401]  ? 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))
[   33.000554][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.000556][  T401]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.000560][  T401]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.000564][  T401]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.000565][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.000573][  T401]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.000576][  T401]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.000577][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.000579][  T401]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.000583][  T401]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.000585][  T401]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.000587][  T401]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.000591][  T401]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.000593][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.000595][  T401]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   33.000597][  T401]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   33.000601][  T401]  _printk (kernel/printk/printk.c:2504)
[   33.000605][  T401]  ? snapshot_read.cold (user.c:?)
[   33.000606][  T401]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.000609][  T401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.000611][  T401]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.000614][  T401]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.000617][  T401]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.000620][  T401]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.000622][  T401]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.000625][  T401]  ? netdev_notice (net/core/dev.c:13194)
[   33.000627][  T401]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.000630][  T401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.000633][  T401]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   33.000637][  T401]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.000639][  T401]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   33.000642][  T401]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   33.000648][  T401]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   33.000651][  T401]  ? __kernel_text_address (kernel/extable.c:79)
[   33.000654][  T401]  ? write_profile (profile.c:?)
[   33.000658][  T401]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   33.000663][  T401]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.000667][  T401]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.000669][  T401]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.000671][  T401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.000673][  T401]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.000676][  T401]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.000678][  T401]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.000680][  T401]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.000683][  T401]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.000686][  T401]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.000688][  T401]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.000691][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.000693][  T401]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   33.000696][  T401]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   33.000701][  T401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.000703][  T401]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.000706][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.000708][  T401]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.000710][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.000711][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.000713][  T401]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.000715][  T401]  ? __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)
[   33.000718][  T401]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.000721][  T401]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.000724][  T401]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.000726][  T401]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.000732][  T401]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.000737][  T401]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.000743][  T401]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.000745][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.000749][  T401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.000751][  T401]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.000753][  T401]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.000755][  T401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.000759][  T401]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.000761][  T401]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.000764][  T401]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.000766][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.000770][  T401]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.000772][  T401]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.000776][  T401]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.000778][  T401]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.000781][  T401]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.000787][  T401]  ? 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))
[   33.000788][  T401]  ? 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))
[   33.000792][  T401]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.000796][  T401]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.000799][  T401]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   33.000803][  T401]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.000807][  T401]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.000808][  T401]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.000812][  T401]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.000815][  T401]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.000819][  T401]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.000822][  T401]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.000824][  T401]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.000826][  T401]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.000833][  T401]  ___sys_sendmsg (net/socket.c:2767)
[   33.000836][  T401]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.000852][  T401]  __sys_sendmsg (net/socket.c:2799)
[   33.000855][  T401]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.000866][  T401]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.000870][  T401]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.000872][  T401]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.000875][  T401]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.000878][  T401] RIP: 0033:0x7fa81205b54e
[   33.000882][  T401] 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
[   33.000884][  T401] RSP: 002b:00007ffd2144ca30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.000886][  T401] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa81205b54e
[   33.000888][  T401] RDX: 0000000000000000 RSI: 00007ffd2144cae0 RDI: 0000000000000005
[   33.000889][  T401] RBP: 00007ffd2144ca40 R08: 0000000000000000 R09: 0000000000000000
[   33.000889][  T401] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e736
[   33.000890][  T401] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2144d1b0
| [   34.113586][  T409] softirqs last disabled at (18786): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.113589][  T409] Preemption disabled at:
| [   34.113590][  T409] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.113599][  T409] Tainted: [W]=WARN
[   34.113600][  T409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.113602][  T409] Call Trace:
[   34.113603][  T409]  <TASK>
[   34.113605][  T409]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.113610][  T409]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.113612][  T409]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.113617][  T409]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.113620][  T409]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.113625][  T409]  __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))
[   34.113628][  T409]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.113634][  T409]  ? 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)
[   34.113637][  T409]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.113641][  T409]  put_chars (drivers/char/virtio_console.c:1176)
[   34.113644][  T409]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.113647][  T409]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.113651][  T409]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.113656][  T409]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.113660][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.113661][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.113666][  T409]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.113670][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.113673][  T409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.113677][  T409]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.113681][  T409]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.113682][  T409]  ? 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))
[   34.113685][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.113687][  T409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.113691][  T409]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.113695][  T409]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.113696][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.113702][  T409]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.113704][  T409]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.113706][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.113708][  T409]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.113712][  T409]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.113714][  T409]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.113717][  T409]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.113720][  T409]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.113722][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.113724][  T409]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   34.113726][  T409]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   34.113731][  T409]  _printk (kernel/printk/printk.c:2504)
[   34.113734][  T409]  ? snapshot_read.cold (user.c:?)
[   34.113736][  T409]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.113739][  T409]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.113741][  T409]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.113743][  T409]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   34.113747][  T409]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   34.113749][  T409]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.113752][  T409]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.113755][  T409]  ? netdev_notice (net/core/dev.c:13194)
[   34.113757][  T409]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.113760][  T409]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.113763][  T409]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.113767][  T409]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.113769][  T409]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.113772][  T409]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   34.113779][  T409]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.113781][  T409]  ? __kernel_text_address (kernel/extable.c:79)
[   34.113784][  T409]  ? write_profile (profile.c:?)
[   34.113788][  T409]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.113794][  T409]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.113799][  T409]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   34.113801][  T409]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.113803][  T409]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.113805][  T409]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.113809][  T409]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.113811][  T409]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.113813][  T409]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.113816][  T409]  ? kasan_save_stack (mm/kasan/common.c:58)
[   34.113819][  T409]  ? kasan_save_stack (mm/kasan/common.c:57)
[   34.113821][  T409]  ? kasan_save_track (mm/kasan/common.c:78)
[   34.113823][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.113826][  T409]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   34.113829][  T409]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   34.113834][  T409]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.113836][  T409]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.113839][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.113841][  T409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.113843][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.113844][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.113846][  T409]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.113848][  T409]  ? __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)
[   34.113852][  T409]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.113854][  T409]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.113858][  T409]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.113860][  T409]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.113871][  T409]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   34.113877][  T409]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   34.113882][  T409]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.113884][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.113889][  T409]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.113891][  T409]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.113893][  T409]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.113895][  T409]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.113899][  T409]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.113901][  T409]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.113904][  T409]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.113906][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.113910][  T409]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.113912][  T409]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.113916][  T409]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.113918][  T409]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.113921][  T409]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.113927][  T409]  ? 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))
[   34.113928][  T409]  ? 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))
[   34.113933][  T409]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.113937][  T409]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.113940][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   34.113944][  T409]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.113948][  T409]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.113949][  T409]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.113952][  T409]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.113956][  T409]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.113960][  T409]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.113963][  T409]  ? copy_msghdr_from_user (net/socket.c:2650)
[   34.113965][  T409]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   34.113967][  T409]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.113974][  T409]  ___sys_sendmsg (net/socket.c:2767)
[   34.113977][  T409]  ? copy_msghdr_from_user (net/socket.c:2619)
[   34.113993][  T409]  __sys_sendmsg (net/socket.c:2799)
[   34.113996][  T409]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   34.114003][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.114006][  T409]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.114008][  T409]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.114012][  T409]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.114014][  T409] RIP: 0033:0x7fdc962d554e
[   34.114018][  T409] 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
[   34.114020][  T409] RSP: 002b:00007ffd314506a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.114023][  T409] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc962d554e
[   34.114024][  T409] RDX: 0000000000000000 RSI: 00007ffd31450750 RDI: 0000000000000005
[   34.114025][  T409] RBP: 00007ffd314506b0 R08: 0000000000000000 R09: 0000000000000000
[   34.114026][  T409] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e737
[   34.114027][  T409] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd31450e20
| [   35.284107][  T418] softirqs last disabled at (28544): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   35.284109][  T418] Preemption disabled at:
| [   35.284110][  T418] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.284119][  T418] Tainted: [W]=WARN
[   35.284120][  T418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.284122][  T418] Call Trace:
[   35.284123][  T418]  <TASK>
[   35.284125][  T418]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.284130][  T418]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.284132][  T418]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.284137][  T418]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.284140][  T418]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.284145][  T418]  __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))
[   35.284148][  T418]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.284154][  T418]  ? 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)
[   35.284157][  T418]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.284161][  T418]  put_chars (drivers/char/virtio_console.c:1176)
[   35.284164][  T418]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.284168][  T418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.284171][  T418]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.284176][  T418]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.284180][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.284182][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.284186][  T418]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.284190][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.284193][  T418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.284197][  T418]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.284200][  T418]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.284202][  T418]  ? 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))
[   35.284205][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.284206][  T418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.284211][  T418]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.284215][  T418]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.284216][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.284222][  T418]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.284224][  T418]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.284225][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.284227][  T418]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.284231][  T418]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.284233][  T418]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.284236][  T418]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.284240][  T418]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.284242][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.284244][  T418]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   35.284246][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   35.284250][  T418]  _printk (kernel/printk/printk.c:2504)
[   35.284253][  T418]  ? snapshot_read.cold (user.c:?)
[   35.284255][  T418]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.284258][  T418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.284260][  T418]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.284263][  T418]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.284266][  T418]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.284269][  T418]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.284271][  T418]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.284274][  T418]  ? netdev_notice (net/core/dev.c:13194)
[   35.284276][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.284279][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.284282][  T418]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   35.284286][  T418]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.284288][  T418]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   35.284291][  T418]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   35.284297][  T418]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   35.284300][  T418]  ? __kernel_text_address (kernel/extable.c:79)
[   35.284303][  T418]  ? write_profile (profile.c:?)
[   35.284307][  T418]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   35.284312][  T418]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.284317][  T418]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.284320][  T418]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.284321][  T418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.284323][  T418]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.284327][  T418]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.284329][  T418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.284331][  T418]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.284334][  T418]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.284337][  T418]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.284338][  T418]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.284341][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.284343][  T418]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   35.284347][  T418]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   35.284352][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.284354][  T418]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.284357][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.284359][  T418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.284360][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.284362][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.284363][  T418]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.284366][  T418]  ? __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)
[   35.284370][  T418]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.284372][  T418]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.284376][  T418]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.284378][  T418]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.284384][  T418]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.284389][  T418]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.284395][  T418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.284397][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.284402][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.284404][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.284406][  T418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.284408][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.284412][  T418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.284414][  T418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.284417][  T418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.284418][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.284423][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.284425][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.284429][  T418]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.284431][  T418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.284434][  T418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.284440][  T418]  ? 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))
[   35.284442][  T418]  ? 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))
[   35.284446][  T418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.284450][  T418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.284453][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   35.284457][  T418]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.284461][  T418]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.284463][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.284466][  T418]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.284470][  T418]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.284474][  T418]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.284476][  T418]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.284478][  T418]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.284480][  T418]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.284488][  T418]  ___sys_sendmsg (net/socket.c:2767)
[   35.284491][  T418]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.284507][  T418]  __sys_sendmsg (net/socket.c:2799)
[   35.284511][  T418]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.284517][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.284521][  T418]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.284523][  T418]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.284527][  T418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.284529][  T418] RIP: 0033:0x7fd68831b54e
[   35.284533][  T418] 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
[   35.284535][  T418] RSP: 002b:00007ffc44cbff30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.284538][  T418] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd68831b54e
[   35.284539][  T418] RDX: 0000000000000000 RSI: 00007ffc44cbffe0 RDI: 0000000000000005
[   35.284540][  T418] RBP: 00007ffc44cbff40 R08: 0000000000000000 R09: 0000000000000000
[   35.284541][  T418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e738
[   35.284542][  T418] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc44cc06b0
| [   36.300527][  T426] softirqs last disabled at (21804): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.300529][  T426] Preemption disabled at:
| [   36.300530][  T426] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.300539][  T426] Tainted: [W]=WARN
[   36.300540][  T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.300542][  T426] Call Trace:
[   36.300543][  T426]  <TASK>
[   36.300545][  T426]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.300550][  T426]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.300552][  T426]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.300556][  T426]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.300560][  T426]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.300565][  T426]  __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))
[   36.300567][  T426]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.300576][  T426]  ? 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)
[   36.300579][  T426]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.300583][  T426]  put_chars (drivers/char/virtio_console.c:1176)
[   36.300586][  T426]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.300589][  T426]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.300593][  T426]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.300598][  T426]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.300601][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.300603][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.300608][  T426]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.300612][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.300614][  T426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.300618][  T426]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.300622][  T426]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.300623][  T426]  ? 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))
[   36.300626][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.300628][  T426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.300632][  T426]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.300636][  T426]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.300638][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.300643][  T426]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.300646][  T426]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.300647][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.300649][  T426]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.300653][  T426]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.300655][  T426]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.300658][  T426]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.300662][  T426]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.300664][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.300666][  T426]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   36.300668][  T426]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   36.300672][  T426]  _printk (kernel/printk/printk.c:2504)
[   36.300675][  T426]  ? snapshot_read.cold (user.c:?)
[   36.300677][  T426]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.300680][  T426]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.300682][  T426]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.300685][  T426]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.300688][  T426]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.300691][  T426]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.300693][  T426]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.300696][  T426]  ? netdev_notice (net/core/dev.c:13194)
[   36.300699][  T426]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.300702][  T426]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.300704][  T426]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.300709][  T426]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.300711][  T426]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.300714][  T426]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   36.300720][  T426]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.300723][  T426]  ? __kernel_text_address (kernel/extable.c:79)
[   36.300726][  T426]  ? write_profile (profile.c:?)
[   36.300730][  T426]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.300735][  T426]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.300741][  T426]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.300743][  T426]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.300744][  T426]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.300746][  T426]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.300750][  T426]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.300753][  T426]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.300755][  T426]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.300758][  T426]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.300761][  T426]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.300762][  T426]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.300765][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.300767][  T426]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   36.300771][  T426]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   36.300776][  T426]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.300778][  T426]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.300781][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.300783][  T426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.300784][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.300786][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.300788][  T426]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.300790][  T426]  ? __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)
[   36.300794][  T426]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.300796][  T426]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.300800][  T426]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.300802][  T426]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.300808][  T426]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.300813][  T426]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.300819][  T426]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.300821][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.300826][  T426]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.300828][  T426]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.300830][  T426]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.300832][  T426]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.300837][  T426]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.300839][  T426]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.300842][  T426]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.300843][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.300848][  T426]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.300851][  T426]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.300855][  T426]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.300857][  T426]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.300860][  T426]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.300866][  T426]  ? 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))
[   36.300868][  T426]  ? 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))
[   36.300878][  T426]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.300882][  T426]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.300885][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   36.300889][  T426]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.300893][  T426]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.300894][  T426]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.300898][  T426]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.300902][  T426]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.300906][  T426]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.300908][  T426]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.300910][  T426]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.300912][  T426]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.300920][  T426]  ___sys_sendmsg (net/socket.c:2767)
[   36.300923][  T426]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.300940][  T426]  __sys_sendmsg (net/socket.c:2799)
[   36.300943][  T426]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.300950][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.300954][  T426]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.300956][  T426]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.300960][  T426]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.300962][  T426] RIP: 0033:0x7f624836b54e
[   36.300967][  T426] 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
[   36.300968][  T426] RSP: 002b:00007ffe041f6b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.300971][  T426] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f624836b54e
[   36.300973][  T426] RDX: 0000000000000000 RSI: 00007ffe041f6bc0 RDI: 0000000000000005
[   36.300974][  T426] RBP: 00007ffe041f6b20 R08: 0000000000000000 R09: 0000000000000000
[   36.300974][  T426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e739
[   36.300975][  T426] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe041f7290
| [   37.468203][  T435] softirqs last disabled at (26386): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   37.468205][  T435] Preemption disabled at:
| [   37.468206][  T435] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.468216][  T435] Tainted: [W]=WARN
[   37.468217][  T435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.468218][  T435] Call Trace:
[   37.468220][  T435]  <TASK>
[   37.468222][  T435]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.468227][  T435]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.468229][  T435]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.468234][  T435]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.468237][  T435]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   37.468242][  T435]  __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))
[   37.468245][  T435]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.468251][  T435]  ? 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)
[   37.468254][  T435]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.468258][  T435]  put_chars (drivers/char/virtio_console.c:1176)
[   37.468261][  T435]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.468264][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.468268][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.468273][  T435]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.468277][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.468278][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.468283][  T435]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.468287][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.468289][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.468294][  T435]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.468297][  T435]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.468299][  T435]  ? 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))
[   37.468302][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.468303][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.468308][  T435]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.468312][  T435]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.468313][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.468319][  T435]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.468321][  T435]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.468323][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.468324][  T435]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.468329][  T435]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.468331][  T435]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.468334][  T435]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.468337][  T435]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.468339][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.468341][  T435]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   37.468343][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   37.468347][  T435]  _printk (kernel/printk/printk.c:2504)
[   37.468351][  T435]  ? snapshot_read.cold (user.c:?)
[   37.468353][  T435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.468356][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.468358][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.468361][  T435]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   37.468364][  T435]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   37.468367][  T435]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.468369][  T435]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   37.468372][  T435]  ? netdev_notice (net/core/dev.c:13194)
[   37.468375][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.468378][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.468381][  T435]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   37.468384][  T435]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.468387][  T435]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   37.468390][  T435]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   37.468396][  T435]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   37.468399][  T435]  ? __kernel_text_address (kernel/extable.c:79)
[   37.468402][  T435]  ? write_profile (profile.c:?)
[   37.468406][  T435]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   37.468411][  T435]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.468417][  T435]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   37.468419][  T435]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.468420][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.468422][  T435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.468426][  T435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.468428][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.468430][  T435]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.468433][  T435]  ? kasan_save_stack (mm/kasan/common.c:58)
[   37.468436][  T435]  ? kasan_save_stack (mm/kasan/common.c:57)
[   37.468438][  T435]  ? kasan_save_track (mm/kasan/common.c:78)
[   37.468441][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.468443][  T435]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   37.468446][  T435]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   37.468451][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.468454][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.468456][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.468459][  T435]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.468460][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.468462][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.468464][  T435]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.468467][  T435]  ? __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)
[   37.468470][  T435]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.468472][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.468476][  T435]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.468478][  T435]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.468484][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   37.468489][  T435]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   37.468495][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.468497][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.468502][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.468504][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.468506][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.468508][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.468512][  T435]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.468514][  T435]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.468518][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.468519][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.468524][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.468526][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.468530][  T435]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.468532][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.468534][  T435]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.468541][  T435]  ? 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))
[   37.468542][  T435]  ? 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))
[   37.468547][  T435]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.468551][  T435]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.468554][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   37.468558][  T435]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.468562][  T435]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.468563][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.468567][  T435]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.468572][  T435]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.468576][  T435]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   37.468579][  T435]  ? copy_msghdr_from_user (net/socket.c:2650)
[   37.468581][  T435]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   37.468583][  T435]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.468591][  T435]  ___sys_sendmsg (net/socket.c:2767)
[   37.468593][  T435]  ? copy_msghdr_from_user (net/socket.c:2619)
[   37.468610][  T435]  __sys_sendmsg (net/socket.c:2799)
[   37.468614][  T435]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   37.468620][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.468624][  T435]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.468626][  T435]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.468629][  T435]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.468632][  T435] RIP: 0033:0x7f993d1e354e
[   37.468636][  T435] 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
[   37.468638][  T435] RSP: 002b:00007fff61f27ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.468641][  T435] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f993d1e354e
[   37.468642][  T435] RDX: 0000000000000000 RSI: 00007fff61f27f70 RDI: 0000000000000005
[   37.468643][  T435] RBP: 00007fff61f27ed0 R08: 0000000000000000 R09: 0000000000000000
[   37.468644][  T435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e73a
[   37.468644][  T435] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff61f28640
| [   38.566601][  T444] softirqs last disabled at (20556): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   38.566603][  T444] Preemption disabled at:
| [   38.566604][  T444] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.566612][  T444] Tainted: [W]=WARN
[   38.566613][  T444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.566614][  T444] Call Trace:
[   38.566616][  T444]  <TASK>
[   38.566618][  T444]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.566623][  T444]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.566624][  T444]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.566629][  T444]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.566632][  T444]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   38.566637][  T444]  __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))
[   38.566640][  T444]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.566646][  T444]  ? 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)
[   38.566649][  T444]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.566653][  T444]  put_chars (drivers/char/virtio_console.c:1176)
[   38.566656][  T444]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.566659][  T444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.566663][  T444]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.566667][  T444]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.566671][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.566673][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.566677][  T444]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.566681][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.566683][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.566688][  T444]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.566691][  T444]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.566692][  T444]  ? 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))
[   38.566695][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.566697][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.566702][  T444]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.566705][  T444]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.566707][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.566712][  T444]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.566714][  T444]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.566715][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.566717][  T444]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.566721][  T444]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.566723][  T444]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.566726][  T444]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.566729][  T444]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.566731][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.566733][  T444]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   38.566735][  T444]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   38.566739][  T444]  _printk (kernel/printk/printk.c:2504)
[   38.566742][  T444]  ? snapshot_read.cold (user.c:?)
[   38.566744][  T444]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.566747][  T444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.566749][  T444]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.566751][  T444]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.566755][  T444]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.566758][  T444]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.566760][  T444]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.566763][  T444]  ? netdev_notice (net/core/dev.c:13194)
[   38.566765][  T444]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.566768][  T444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.566771][  T444]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   38.566775][  T444]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.566777][  T444]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   38.566780][  T444]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   38.566786][  T444]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   38.566788][  T444]  ? __kernel_text_address (kernel/extable.c:79)
[   38.566791][  T444]  ? write_profile (profile.c:?)
[   38.566795][  T444]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   38.566800][  T444]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.566805][  T444]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.566807][  T444]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.566808][  T444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.566810][  T444]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.566814][  T444]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.566816][  T444]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.566818][  T444]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.566821][  T444]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.566824][  T444]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.566826][  T444]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.566828][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.566830][  T444]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   38.566833][  T444]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   38.566839][  T444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.566841][  T444]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.566843][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.566845][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.566847][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.566848][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.566850][  T444]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.566852][  T444]  ? __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)
[   38.566856][  T444]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.566858][  T444]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.566861][  T444]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.566863][  T444]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.566869][  T444]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.566874][  T444]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.566884][  T444]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.566886][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.566891][  T444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.566893][  T444]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.566895][  T444]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.566897][  T444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.566901][  T444]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.566903][  T444]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.566906][  T444]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.566907][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.566912][  T444]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.566914][  T444]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.566917][  T444]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.566919][  T444]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.566922][  T444]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.566928][  T444]  ? 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))
[   38.566930][  T444]  ? 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))
[   38.566934][  T444]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.566938][  T444]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.566941][  T444]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   38.566945][  T444]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.566949][  T444]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.566950][  T444]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.566954][  T444]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.566957][  T444]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.566961][  T444]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.566963][  T444]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.566966][  T444]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.566967][  T444]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.566974][  T444]  ___sys_sendmsg (net/socket.c:2767)
[   38.566977][  T444]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.566993][  T444]  __sys_sendmsg (net/socket.c:2799)
[   38.566996][  T444]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.567002][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.567006][  T444]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.567008][  T444]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.567011][  T444]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.567014][  T444] RIP: 0033:0x7f498deff54e
[   38.567018][  T444] 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
[   38.567020][  T444] RSP: 002b:00007fffc6a8e940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.567023][  T444] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f498deff54e
[   38.567024][  T444] RDX: 0000000000000000 RSI: 00007fffc6a8e9f0 RDI: 0000000000000005
[   38.567025][  T444] RBP: 00007fffc6a8e950 R08: 0000000000000000 R09: 0000000000000000
[   38.567026][  T444] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e73b
[   38.567027][  T444] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc6a8f0c0
| [   39.632976][  T453] softirqs last disabled at (23662): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   39.632979][  T453] Preemption disabled at:
| [   39.632980][  T453] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.632989][  T453] Tainted: [W]=WARN
[   39.632990][  T453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.632992][  T453] Call Trace:
[   39.632994][  T453]  <TASK>
[   39.632995][  T453]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.633000][  T453]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.633002][  T453]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.633007][  T453]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.633010][  T453]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.633016][  T453]  __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))
[   39.633018][  T453]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.633025][  T453]  ? 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)
[   39.633028][  T453]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.633031][  T453]  put_chars (drivers/char/virtio_console.c:1176)
[   39.633034][  T453]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.633038][  T453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.633042][  T453]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.633047][  T453]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.633050][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.633052][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.633057][  T453]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.633060][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.633063][  T453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.633068][  T453]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.633071][  T453]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.633073][  T453]  ? 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))
[   39.633075][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.633077][  T453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.633082][  T453]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.633086][  T453]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.633088][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.633093][  T453]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.633096][  T453]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.633097][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.633099][  T453]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.633103][  T453]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.633105][  T453]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.633109][  T453]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.633112][  T453]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.633114][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.633116][  T453]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   39.633118][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   39.633123][  T453]  _printk (kernel/printk/printk.c:2504)
[   39.633126][  T453]  ? snapshot_read.cold (user.c:?)
[   39.633128][  T453]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.633131][  T453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.633133][  T453]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.633136][  T453]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.633139][  T453]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.633142][  T453]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.633144][  T453]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.633147][  T453]  ? netdev_notice (net/core/dev.c:13194)
[   39.633150][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.633153][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.633156][  T453]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   39.633160][  T453]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.633162][  T453]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.633165][  T453]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   39.633171][  T453]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.633174][  T453]  ? __kernel_text_address (kernel/extable.c:79)
[   39.633177][  T453]  ? write_profile (profile.c:?)
[   39.633181][  T453]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.633186][  T453]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.633192][  T453]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.633194][  T453]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.633195][  T453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.633198][  T453]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.633201][  T453]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.633204][  T453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.633206][  T453]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.633209][  T453]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.633212][  T453]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.633214][  T453]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.633217][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.633219][  T453]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   39.633222][  T453]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   39.633227][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.633230][  T453]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.633232][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.633234][  T453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.633236][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.633238][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.633240][  T453]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.633243][  T453]  ? __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)
[   39.633246][  T453]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.633249][  T453]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.633252][  T453]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.633254][  T453]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.633260][  T453]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.633266][  T453]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.633272][  T453]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.633274][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.633279][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.633281][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.633283][  T453]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.633285][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.633289][  T453]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.633291][  T453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.633294][  T453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.633296][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.633301][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.633303][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.633307][  T453]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.633308][  T453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.633311][  T453]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.633318][  T453]  ? 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))
[   39.633320][  T453]  ? 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))
[   39.633324][  T453]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.633328][  T453]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.633331][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   39.633335][  T453]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.633339][  T453]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.633341][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.633344][  T453]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.633348][  T453]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.633352][  T453]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.633355][  T453]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.633358][  T453]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   39.633359][  T453]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.633367][  T453]  ___sys_sendmsg (net/socket.c:2767)
[   39.633370][  T453]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.633387][  T453]  __sys_sendmsg (net/socket.c:2799)
[   39.633390][  T453]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.633397][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.633400][  T453]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.633403][  T453]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.633406][  T453]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.633409][  T453] RIP: 0033:0x7fcec461354e
[   39.633413][  T453] 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
[   39.633415][  T453] RSP: 002b:00007ffe913d8230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.633418][  T453] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcec461354e
[   39.633419][  T453] RDX: 0000000000000000 RSI: 00007ffe913d82e0 RDI: 0000000000000005
[   39.633420][  T453] RBP: 00007ffe913d8240 R08: 0000000000000000 R09: 0000000000000000
[   39.633421][  T453] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e73c
[   39.633422][  T453] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe913d89b0
| [   40.674551][  T462] softirqs last disabled at (18720): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   40.674554][  T462] Preemption disabled at:
| [   40.674555][  T462] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.674564][  T462] Tainted: [W]=WARN
[   40.674565][  T462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.674566][  T462] Call Trace:
[   40.674572][  T462]  <TASK>
[   40.674573][  T462]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.674579][  T462]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.674581][  T462]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.674585][  T462]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.674588][  T462]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   40.674594][  T462]  __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))
[   40.674596][  T462]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.674603][  T462]  ? 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)
[   40.674606][  T462]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.674610][  T462]  put_chars (drivers/char/virtio_console.c:1176)
[   40.674613][  T462]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.674617][  T462]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.674621][  T462]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.674626][  T462]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.674629][  T462]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.674631][  T462]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.674636][  T462]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.674640][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.674643][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.674647][  T462]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.674651][  T462]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.674652][  T462]  ? 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))
[   40.674655][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.674657][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.674661][  T462]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.674665][  T462]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.674667][  T462]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.674673][  T462]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.674675][  T462]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.674677][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.674678][  T462]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.674683][  T462]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.674685][  T462]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.674688][  T462]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.674691][  T462]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.674693][  T462]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.674695][  T462]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   40.674697][  T462]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   40.674702][  T462]  _printk (kernel/printk/printk.c:2504)
[   40.674706][  T462]  ? snapshot_read.cold (user.c:?)
[   40.674707][  T462]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.674710][  T462]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.674713][  T462]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.674715][  T462]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.674719][  T462]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.674721][  T462]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.674724][  T462]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.674727][  T462]  ? netdev_notice (net/core/dev.c:13194)
[   40.674729][  T462]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.674733][  T462]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.674735][  T462]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   40.674739][  T462]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.674742][  T462]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   40.674745][  T462]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   40.674751][  T462]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   40.674754][  T462]  ? __kernel_text_address (kernel/extable.c:79)
[   40.674757][  T462]  ? write_profile (profile.c:?)
[   40.674761][  T462]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   40.674767][  T462]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.674772][  T462]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.674775][  T462]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.674776][  T462]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.674778][  T462]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.674782][  T462]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.674784][  T462]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.674786][  T462]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.674789][  T462]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.674792][  T462]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.674794][  T462]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.674797][  T462]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.674799][  T462]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   40.674802][  T462]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   40.674808][  T462]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.674810][  T462]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.674813][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.674815][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.674816][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.674818][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.674820][  T462]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.674823][  T462]  ? __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)
[   40.674826][  T462]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.674829][  T462]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.674832][  T462]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.674834][  T462]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.674840][  T462]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.674846][  T462]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.674851][  T462]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.674853][  T462]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.674858][  T462]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.674860][  T462]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.674863][  T462]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.674864][  T462]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.674869][  T462]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.674871][  T462]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.674874][  T462]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.674875][  T462]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.674880][  T462]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.674882][  T462]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.674893][  T462]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.674895][  T462]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.674898][  T462]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.674905][  T462]  ? 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))
[   40.674906][  T462]  ? 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))
[   40.674911][  T462]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.674915][  T462]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.674918][  T462]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   40.674922][  T462]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.674926][  T462]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.674927][  T462]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.674931][  T462]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.674934][  T462]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.674939][  T462]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.674941][  T462]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.674944][  T462]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   40.674945][  T462]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   40.674953][  T462]  ___sys_sendmsg (net/socket.c:2767)
[   40.674956][  T462]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.674973][  T462]  __sys_sendmsg (net/socket.c:2799)
[   40.674976][  T462]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.674983][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.674986][  T462]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.674989][  T462]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.674994][  T462]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.674996][  T462] RIP: 0033:0x7fe89514254e
[   40.675001][  T462] 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
[   40.675002][  T462] RSP: 002b:00007ffe09370780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.675005][  T462] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe89514254e
[   40.675007][  T462] RDX: 0000000000000000 RSI: 00007ffe09370830 RDI: 0000000000000005
[   40.675007][  T462] RBP: 00007ffe09370790 R08: 0000000000000000 R09: 0000000000000000
[   40.675008][  T462] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e73e
[   40.675009][  T462] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe09370f00
| [   41.698150][  T471] softirqs last disabled at (19476): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   41.698153][  T471] Preemption disabled at:
| [   41.698154][  T471] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.698162][  T471] Tainted: [W]=WARN
[   41.698163][  T471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.698165][  T471] Call Trace:
[   41.698167][  T471]  <TASK>
[   41.698168][  T471]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.698173][  T471]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.698175][  T471]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.698180][  T471]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.698183][  T471]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   41.698188][  T471]  __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))
[   41.698191][  T471]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.698197][  T471]  ? 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)
[   41.698200][  T471]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.698204][  T471]  put_chars (drivers/char/virtio_console.c:1176)
[   41.698207][  T471]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.698210][  T471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.698214][  T471]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.698219][  T471]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.698222][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.698224][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.698229][  T471]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.698232][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.698235][  T471]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.698239][  T471]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.698243][  T471]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.698244][  T471]  ? 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))
[   41.698247][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.698248][  T471]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.698253][  T471]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.698256][  T471]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.698258][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.698263][  T471]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.698266][  T471]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.698267][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.698269][  T471]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.698273][  T471]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.698275][  T471]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.698278][  T471]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.698281][  T471]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.698283][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.698285][  T471]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   41.698287][  T471]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   41.698291][  T471]  _printk (kernel/printk/printk.c:2504)
[   41.698295][  T471]  ? snapshot_read.cold (user.c:?)
[   41.698296][  T471]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.698299][  T471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.698301][  T471]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.698304][  T471]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.698307][  T471]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.698310][  T471]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.698312][  T471]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.698315][  T471]  ? netdev_notice (net/core/dev.c:13194)
[   41.698317][  T471]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.698320][  T471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.698323][  T471]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   41.698327][  T471]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.698329][  T471]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   41.698332][  T471]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   41.698339][  T471]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   41.698341][  T471]  ? __kernel_text_address (kernel/extable.c:79)
[   41.698344][  T471]  ? write_profile (profile.c:?)
[   41.698348][  T471]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   41.698353][  T471]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.698358][  T471]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.698361][  T471]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.698362][  T471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.698364][  T471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.698368][  T471]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.698370][  T471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.698372][  T471]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.698375][  T471]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.698378][  T471]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.698379][  T471]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.698382][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.698384][  T471]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   41.698388][  T471]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   41.698393][  T471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.698395][  T471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.698397][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.698399][  T471]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.698401][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.698402][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.698404][  T471]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.698407][  T471]  ? __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)
[   41.698410][  T471]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.698412][  T471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.698416][  T471]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.698418][  T471]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.698424][  T471]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.698429][  T471]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.698434][  T471]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.698436][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.698441][  T471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.698443][  T471]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.698445][  T471]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.698447][  T471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.698451][  T471]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.698453][  T471]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.698456][  T471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.698457][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.698462][  T471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.698464][  T471]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.698467][  T471]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.698469][  T471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.698472][  T471]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.698478][  T471]  ? 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))
[   41.698480][  T471]  ? 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))
[   41.698484][  T471]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.698488][  T471]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.698490][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   41.698495][  T471]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.698498][  T471]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.698500][  T471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.698503][  T471]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.698507][  T471]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.698511][  T471]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.698513][  T471]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.698515][  T471]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.698517][  T471]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   41.698524][  T471]  ___sys_sendmsg (net/socket.c:2767)
[   41.698527][  T471]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.698543][  T471]  __sys_sendmsg (net/socket.c:2799)
[   41.698546][  T471]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.698552][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.698555][  T471]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.698558][  T471]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.698562][  T471]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.698564][  T471] RIP: 0033:0x7f705e92354e
[   41.698571][  T471] 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
[   41.698573][  T471] RSP: 002b:00007ffd4baf6100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.698576][  T471] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f705e92354e
[   41.698577][  T471] RDX: 0000000000000000 RSI: 00007ffd4baf61b0 RDI: 0000000000000005
[   41.698578][  T471] RBP: 00007ffd4baf6110 R08: 0000000000000000 R09: 0000000000000000
[   41.698579][  T471] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e73f
[   41.698580][  T471] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4baf6880
| [   42.760819][  T478] softirqs last disabled at (14724): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   42.760822][  T478] Preemption disabled at:
| [   42.760823][  T478] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.760832][  T478] Tainted: [W]=WARN
[   42.760833][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.760834][  T478] Call Trace:
[   42.760836][  T478]  <TASK>
[   42.760838][  T478]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.760843][  T478]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.760845][  T478]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.760849][  T478]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.760852][  T478]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   42.760858][  T478]  __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))
[   42.760860][  T478]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.760866][  T478]  ? 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)
[   42.760869][  T478]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.760873][  T478]  put_chars (drivers/char/virtio_console.c:1176)
[   42.760876][  T478]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.760880][  T478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.760883][  T478]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.760888][  T478]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.760897][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.760899][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.760904][  T478]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.760907][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.760910][  T478]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.760914][  T478]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.760918][  T478]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.760919][  T478]  ? 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))
[   42.760922][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.760924][  T478]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.760928][  T478]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.760932][  T478]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.760933][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.760939][  T478]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.760942][  T478]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.760943][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.760945][  T478]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.760949][  T478]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.760951][  T478]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.760954][  T478]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.760957][  T478]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.760959][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.760961][  T478]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   42.760963][  T478]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   42.760967][  T478]  _printk (kernel/printk/printk.c:2504)
[   42.760971][  T478]  ? snapshot_read.cold (user.c:?)
[   42.760973][  T478]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.760976][  T478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.760978][  T478]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.760980][  T478]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   42.760984][  T478]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   42.760986][  T478]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.760989][  T478]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.760992][  T478]  ? netdev_notice (net/core/dev.c:13194)
[   42.760996][  T478]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.760999][  T478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.761002][  T478]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   42.761006][  T478]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.761008][  T478]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   42.761011][  T478]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   42.761017][  T478]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   42.761020][  T478]  ? __kernel_text_address (kernel/extable.c:79)
[   42.761023][  T478]  ? write_profile (profile.c:?)
[   42.761027][  T478]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   42.761032][  T478]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.761037][  T478]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   42.761039][  T478]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.761040][  T478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.761042][  T478]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.761046][  T478]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.761048][  T478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.761050][  T478]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.761053][  T478]  ? kasan_save_stack (mm/kasan/common.c:58)
[   42.761056][  T478]  ? kasan_save_stack (mm/kasan/common.c:57)
[   42.761058][  T478]  ? kasan_save_track (mm/kasan/common.c:78)
[   42.761061][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.761063][  T478]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   42.761066][  T478]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   42.761071][  T478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.761073][  T478]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.761076][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.761078][  T478]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.761080][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.761081][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.761083][  T478]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.761086][  T478]  ? __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)
[   42.761089][  T478]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.761092][  T478]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.761095][  T478]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.761097][  T478]  ? nla_get_range_signed (lib/nlattr.c:270)
[   42.761103][  T478]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   42.761109][  T478]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.761114][  T478]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.761116][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.761121][  T478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.761123][  T478]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.761125][  T478]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.761127][  T478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.761131][  T478]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.761133][  T478]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.761136][  T478]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.761137][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.761142][  T478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.761144][  T478]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.761148][  T478]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.761150][  T478]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.761153][  T478]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.761159][  T478]  ? 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))
[   42.761160][  T478]  ? 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))
[   42.761165][  T478]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.761169][  T478]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.761171][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   42.761176][  T478]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.761179][  T478]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.761181][  T478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.761184][  T478]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   42.761188][  T478]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   42.761192][  T478]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.761194][  T478]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.761196][  T478]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.761198][  T478]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   42.761206][  T478]  ___sys_sendmsg (net/socket.c:2767)
[   42.761208][  T478]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.761225][  T478]  __sys_sendmsg (net/socket.c:2799)
[   42.761228][  T478]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.761234][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.761238][  T478]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.761240][  T478]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.761243][  T478]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.761246][  T478] RIP: 0033:0x7ff086e9054e
[   42.761251][  T478] 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
[   42.761252][  T478] RSP: 002b:00007ffdc954aa30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.761255][  T478] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff086e9054e
[   42.761257][  T478] RDX: 0000000000000000 RSI: 00007ffdc954aae0 RDI: 0000000000000005
[   42.761258][  T478] RBP: 00007ffdc954aa40 R08: 0000000000000000 R09: 0000000000000000
[   42.761258][  T478] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e740
[   42.761259][  T478] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdc954b1b0
| [   43.975623][  T485] softirqs last disabled at (34334): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   43.975625][  T485] Preemption disabled at:
| [   43.975626][  T485] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.975635][  T485] Tainted: [W]=WARN
[   43.975636][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.975638][  T485] Call Trace:
[   43.975640][  T485]  <TASK>
[   43.975642][  T485]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.975647][  T485]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.975649][  T485]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.975654][  T485]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.975657][  T485]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   43.975662][  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))
[   43.975665][  T485]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.975671][  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)
[   43.975674][  T485]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.975678][  T485]  put_chars (drivers/char/virtio_console.c:1176)
[   43.975681][  T485]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.975684][  T485]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.975688][  T485]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.975693][  T485]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.975697][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.975698][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.975703][  T485]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.975707][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.975709][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.975714][  T485]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.975717][  T485]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.975719][  T485]  ? 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))
[   43.975722][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.975724][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.975728][  T485]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.975732][  T485]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.975733][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.975739][  T485]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.975742][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.975743][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.975745][  T485]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.975749][  T485]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.975751][  T485]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.975754][  T485]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.975758][  T485]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.975760][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.975762][  T485]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   43.975764][  T485]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   43.975769][  T485]  _printk (kernel/printk/printk.c:2504)
[   43.975772][  T485]  ? snapshot_read.cold (user.c:?)
[   43.975774][  T485]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.975777][  T485]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.975779][  T485]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.975782][  T485]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.975785][  T485]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.975788][  T485]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.975791][  T485]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.975794][  T485]  ? netdev_notice (net/core/dev.c:13194)
[   43.975797][  T485]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.975800][  T485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.975803][  T485]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   43.975807][  T485]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.975809][  T485]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   43.975812][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   43.975818][  T485]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   43.975821][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   43.975824][  T485]  ? write_profile (profile.c:?)
[   43.975828][  T485]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   43.975834][  T485]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.975839][  T485]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.975841][  T485]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.975843][  T485]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.975845][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.975849][  T485]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.975851][  T485]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.975853][  T485]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.975856][  T485]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.975859][  T485]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.975861][  T485]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.975864][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.975866][  T485]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   43.975870][  T485]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   43.975875][  T485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.975877][  T485]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.975880][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.975882][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.975884][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.975885][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.975887][  T485]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.975890][  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)
[   43.975894][  T485]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.975901][  T485]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.975905][  T485]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.975907][  T485]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.975913][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.975919][  T485]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.975925][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.975927][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.975932][  T485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.975934][  T485]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.975936][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.975938][  T485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.975942][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.975944][  T485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.975947][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.975948][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.975953][  T485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.975956][  T485]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.975959][  T485]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.975961][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.975964][  T485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.975971][  T485]  ? 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))
[   43.975972][  T485]  ? 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))
[   43.975977][  T485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.975981][  T485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.975984][  T485]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   43.975988][  T485]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.975992][  T485]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.975994][  T485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.975997][  T485]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.976001][  T485]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.976005][  T485]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.976008][  T485]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.976010][  T485]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.976012][  T485]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   43.976020][  T485]  ___sys_sendmsg (net/socket.c:2767)
[   43.976023][  T485]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.976040][  T485]  __sys_sendmsg (net/socket.c:2799)
[   43.976043][  T485]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.976050][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.976053][  T485]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.976056][  T485]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.976059][  T485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.976062][  T485] RIP: 0033:0x7f23c8f5254e
[   43.976066][  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
[   43.976068][  T485] RSP: 002b:00007ffc9583d8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.976071][  T485] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f23c8f5254e
[   43.976072][  T485] RDX: 0000000000000000 RSI: 00007ffc9583d960 RDI: 0000000000000005
[   43.976073][  T485] RBP: 00007ffc9583d8c0 R08: 0000000000000000 R09: 0000000000000000
[   43.976074][  T485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e741
[   43.976075][  T485] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9583e030
| [   45.165059][  T495] softirqs last disabled at (25484): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   45.165062][  T495] Preemption disabled at:
| [   45.165063][  T495] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.165072][  T495] Tainted: [W]=WARN
[   45.165073][  T495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.165075][  T495] Call Trace:
[   45.165076][  T495]  <TASK>
[   45.165078][  T495]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.165083][  T495]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.165085][  T495]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.165090][  T495]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.165093][  T495]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   45.165098][  T495]  __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))
[   45.165101][  T495]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.165107][  T495]  ? 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)
[   45.165110][  T495]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.165113][  T495]  put_chars (drivers/char/virtio_console.c:1176)
[   45.165116][  T495]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.165119][  T495]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.165123][  T495]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.165128][  T495]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.165131][  T495]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.165133][  T495]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.165138][  T495]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.165141][  T495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.165144][  T495]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.165148][  T495]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.165151][  T495]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.165153][  T495]  ? 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))
[   45.165156][  T495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.165157][  T495]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.165162][  T495]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.165165][  T495]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.165167][  T495]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.165172][  T495]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.165174][  T495]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.165176][  T495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.165178][  T495]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.165182][  T495]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.165184][  T495]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.165186][  T495]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.165190][  T495]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.165192][  T495]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.165194][  T495]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   45.165196][  T495]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   45.165200][  T495]  _printk (kernel/printk/printk.c:2504)
[   45.165203][  T495]  ? snapshot_read.cold (user.c:?)
[   45.165205][  T495]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.165208][  T495]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.165210][  T495]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.165212][  T495]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.165216][  T495]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.165218][  T495]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.165221][  T495]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.165224][  T495]  ? netdev_notice (net/core/dev.c:13194)
[   45.165226][  T495]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.165229][  T495]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.165232][  T495]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.165235][  T495]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.165237][  T495]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   45.165240][  T495]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   45.165247][  T495]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   45.165249][  T495]  ? __kernel_text_address (kernel/extable.c:79)
[   45.165252][  T495]  ? write_profile (profile.c:?)
[   45.165256][  T495]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   45.165261][  T495]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.165266][  T495]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.165268][  T495]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.165270][  T495]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.165272][  T495]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.165276][  T495]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.165278][  T495]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.165280][  T495]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.165282][  T495]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.165285][  T495]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.165287][  T495]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.165290][  T495]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.165292][  T495]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   45.165295][  T495]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   45.165300][  T495]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.165302][  T495]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.165305][  T495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.165307][  T495]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.165308][  T495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.165310][  T495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.165312][  T495]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.165314][  T495]  ? __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)
[   45.165318][  T495]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.165320][  T495]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.165324][  T495]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.165326][  T495]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.165331][  T495]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.165337][  T495]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.165342][  T495]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.165344][  T495]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.165349][  T495]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.165351][  T495]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.165353][  T495]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.165355][  T495]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.165359][  T495]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.165361][  T495]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.165364][  T495]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.165365][  T495]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.165370][  T495]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.165372][  T495]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.165376][  T495]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.165378][  T495]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.165380][  T495]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.165387][  T495]  ? 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))
[   45.165388][  T495]  ? 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))
[   45.165392][  T495]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.165396][  T495]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.165399][  T495]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   45.165403][  T495]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.165407][  T495]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.165408][  T495]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.165411][  T495]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.165415][  T495]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.165419][  T495]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.165422][  T495]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.165424][  T495]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.165425][  T495]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   45.165433][  T495]  ___sys_sendmsg (net/socket.c:2767)
[   45.165435][  T495]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.165451][  T495]  __sys_sendmsg (net/socket.c:2799)
[   45.165455][  T495]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.165461][  T495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.165464][  T495]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.165467][  T495]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.165470][  T495]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.165473][  T495] RIP: 0033:0x7fb13dac254e
[   45.165477][  T495] 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
[   45.165479][  T495] RSP: 002b:00007ffcf6361ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.165481][  T495] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb13dac254e
[   45.165483][  T495] RDX: 0000000000000000 RSI: 00007ffcf63620a0 RDI: 0000000000000005
[   45.165484][  T495] RBP: 00007ffcf6362000 R08: 0000000000000000 R09: 0000000000000000
[   45.165484][  T495] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e742
[   45.165485][  T495] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf6362770
| [   46.271861][  T504] softirqs last disabled at (22968): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   46.271863][  T504] Preemption disabled at:
| [   46.271864][  T504] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.271873][  T504] Tainted: [W]=WARN
[   46.271874][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.271876][  T504] Call Trace:
[   46.271878][  T504]  <TASK>
[   46.271879][  T504]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.271884][  T504]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.271886][  T504]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.271891][  T504]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.271894][  T504]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   46.271899][  T504]  __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))
[   46.271902][  T504]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.271913][  T504]  ? 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)
[   46.271916][  T504]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.271920][  T504]  put_chars (drivers/char/virtio_console.c:1176)
[   46.271922][  T504]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.271926][  T504]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.271930][  T504]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.271935][  T504]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.271938][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.271940][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.271945][  T504]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.271948][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.271951][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.271955][  T504]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.271959][  T504]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.271960][  T504]  ? 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))
[   46.271963][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.271965][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.271969][  T504]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.271973][  T504]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.271974][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.271980][  T504]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.271982][  T504]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.271983][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.271985][  T504]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.271989][  T504]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.271991][  T504]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.271994][  T504]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.271997][  T504]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.271999][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.272002][  T504]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   46.272004][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   46.272008][  T504]  _printk (kernel/printk/printk.c:2504)
[   46.272011][  T504]  ? snapshot_read.cold (user.c:?)
[   46.272013][  T504]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   46.272016][  T504]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.272018][  T504]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.272021][  T504]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.272024][  T504]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.272027][  T504]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.272029][  T504]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.272032][  T504]  ? netdev_notice (net/core/dev.c:13194)
[   46.272035][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.272038][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.272040][  T504]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   46.272044][  T504]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.272046][  T504]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   46.272050][  T504]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   46.272056][  T504]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   46.272059][  T504]  ? __kernel_text_address (kernel/extable.c:79)
[   46.272062][  T504]  ? write_profile (profile.c:?)
[   46.272066][  T504]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   46.272071][  T504]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.272076][  T504]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.272078][  T504]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.272080][  T504]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.272082][  T504]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.272086][  T504]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   46.272088][  T504]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.272090][  T504]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.272093][  T504]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.272096][  T504]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.272098][  T504]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.272101][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.272103][  T504]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   46.272106][  T504]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   46.272111][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.272113][  T504]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.272116][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.272118][  T504]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.272119][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.272121][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.272123][  T504]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.272125][  T504]  ? __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)
[   46.272129][  T504]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.272131][  T504]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.272135][  T504]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.272137][  T504]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.272143][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.272148][  T504]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.272153][  T504]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.272155][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.272160][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.272162][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.272164][  T504]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.272166][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.272170][  T504]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.272172][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.272176][  T504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.272177][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.272182][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.272184][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.272188][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.272190][  T504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.272193][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.272199][  T504]  ? 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))
[   46.272200][  T504]  ? 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))
[   46.272205][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.272208][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.272211][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   46.272216][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.272219][  T504]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.272221][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.272224][  T504]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.272228][  T504]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.272232][  T504]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.272234][  T504]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.272236][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.272238][  T504]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   46.272245][  T504]  ___sys_sendmsg (net/socket.c:2767)
[   46.272248][  T504]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.272264][  T504]  __sys_sendmsg (net/socket.c:2799)
[   46.272267][  T504]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.272274][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.272277][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.272280][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.272283][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.272286][  T504] RIP: 0033:0x7f84c769a54e
[   46.272290][  T504] 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
[   46.272292][  T504] RSP: 002b:00007ffe1a3a24c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.272295][  T504] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f84c769a54e
[   46.272296][  T504] RDX: 0000000000000000 RSI: 00007ffe1a3a2570 RDI: 0000000000000005
[   46.272297][  T504] RBP: 00007ffe1a3a24d0 R08: 0000000000000000 R09: 0000000000000000
[   46.272298][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e743
[   46.272299][  T504] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1a3a2c40
| [   47.373148][  T514] softirqs last disabled at (18476): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   47.373150][  T514] Preemption disabled at:
| [   47.373151][  T514] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.373160][  T514] Tainted: [W]=WARN
[   47.373161][  T514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.373163][  T514] Call Trace:
[   47.373164][  T514]  <TASK>
[   47.373166][  T514]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.373171][  T514]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.373173][  T514]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.373178][  T514]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.373181][  T514]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   47.373186][  T514]  __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))
[   47.373189][  T514]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.373195][  T514]  ? 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)
[   47.373198][  T514]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.373202][  T514]  put_chars (drivers/char/virtio_console.c:1176)
[   47.373205][  T514]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.373208][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.373212][  T514]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.373217][  T514]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.373220][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.373222][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.373227][  T514]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.373231][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.373233][  T514]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.373237][  T514]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.373241][  T514]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.373243][  T514]  ? 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))
[   47.373245][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.373247][  T514]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.373252][  T514]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.373256][  T514]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.373257][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.373263][  T514]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.373265][  T514]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.373267][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.373269][  T514]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.373273][  T514]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.373275][  T514]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.373278][  T514]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.373281][  T514]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.373283][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.373285][  T514]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   47.373287][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   47.373292][  T514]  _printk (kernel/printk/printk.c:2504)
[   47.373296][  T514]  ? snapshot_read.cold (user.c:?)
[   47.373297][  T514]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.373300][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.373302][  T514]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.373305][  T514]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.373308][  T514]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.373311][  T514]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.373313][  T514]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.373316][  T514]  ? netdev_notice (net/core/dev.c:13194)
[   47.373319][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.373322][  T514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.373325][  T514]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   47.373328][  T514]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.373331][  T514]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   47.373334][  T514]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   47.373340][  T514]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   47.373343][  T514]  ? __kernel_text_address (kernel/extable.c:79)
[   47.373346][  T514]  ? write_profile (profile.c:?)
[   47.373350][  T514]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   47.373355][  T514]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.373361][  T514]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.373363][  T514]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.373365][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.373367][  T514]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.373370][  T514]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.373373][  T514]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.373375][  T514]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.373378][  T514]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.373381][  T514]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.373382][  T514]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.373385][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.373388][  T514]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   47.373391][  T514]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   47.373396][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.373398][  T514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.373401][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.373403][  T514]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.373405][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.373406][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.373408][  T514]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.373411][  T514]  ? __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)
[   47.373415][  T514]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.373417][  T514]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.373421][  T514]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.373423][  T514]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.373429][  T514]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.373434][  T514]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.373440][  T514]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.373442][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.373447][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.373449][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.373451][  T514]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.373453][  T514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.373457][  T514]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.373459][  T514]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.373462][  T514]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.373464][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.373469][  T514]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.373471][  T514]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.373474][  T514]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.373476][  T514]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.373479][  T514]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.373486][  T514]  ? 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))
[   47.373487][  T514]  ? 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))
[   47.373492][  T514]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.373496][  T514]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.373499][  T514]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   47.373503][  T514]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.373507][  T514]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.373508][  T514]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.373511][  T514]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.373515][  T514]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.373519][  T514]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.373522][  T514]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.373524][  T514]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.373526][  T514]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   47.373533][  T514]  ___sys_sendmsg (net/socket.c:2767)
[   47.373536][  T514]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.373553][  T514]  __sys_sendmsg (net/socket.c:2799)
[   47.373557][  T514]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.373563][  T514]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.373567][  T514]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.373572][  T514]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.373576][  T514]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.373578][  T514] RIP: 0033:0x7f267e28254e
[   47.373583][  T514] 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
[   47.373585][  T514] RSP: 002b:00007ffe6cb1a1e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.373588][  T514] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f267e28254e
[   47.373589][  T514] RDX: 0000000000000000 RSI: 00007ffe6cb1a290 RDI: 0000000000000005
[   47.373590][  T514] RBP: 00007ffe6cb1a1f0 R08: 0000000000000000 R09: 0000000000000000
[   47.373591][  T514] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e744
[   47.373592][  T514] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe6cb1a960
| [   48.407201][  T522] softirqs last disabled at (23168): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   48.407204][  T522] Preemption disabled at:
| [   48.407205][  T522] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.407213][  T522] Tainted: [W]=WARN
[   48.407214][  T522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.407216][  T522] Call Trace:
[   48.407217][  T522]  <TASK>
[   48.407219][  T522]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.407224][  T522]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.407226][  T522]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.407230][  T522]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.407234][  T522]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   48.407239][  T522]  __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))
[   48.407241][  T522]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.407247][  T522]  ? 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)
[   48.407251][  T522]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.407255][  T522]  put_chars (drivers/char/virtio_console.c:1176)
[   48.407258][  T522]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.407261][  T522]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.407265][  T522]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.407269][  T522]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.407273][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.407275][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.407279][  T522]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.407282][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.407285][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.407289][  T522]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.407292][  T522]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.407294][  T522]  ? 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))
[   48.407296][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.407298][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.407302][  T522]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.407306][  T522]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.407307][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.407313][  T522]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.407315][  T522]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.407316][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.407318][  T522]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.407322][  T522]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.407324][  T522]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.407327][  T522]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.407330][  T522]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.407332][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.407334][  T522]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   48.407336][  T522]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   48.407340][  T522]  _printk (kernel/printk/printk.c:2504)
[   48.407343][  T522]  ? snapshot_read.cold (user.c:?)
[   48.407345][  T522]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.407348][  T522]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.407350][  T522]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.407352][  T522]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.407356][  T522]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.407359][  T522]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.407361][  T522]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.407363][  T522]  ? netdev_notice (net/core/dev.c:13194)
[   48.407366][  T522]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.407369][  T522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.407371][  T522]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   48.407375][  T522]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.407377][  T522]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   48.407380][  T522]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   48.407386][  T522]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   48.407389][  T522]  ? __kernel_text_address (kernel/extable.c:79)
[   48.407392][  T522]  ? write_profile (profile.c:?)
[   48.407395][  T522]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   48.407400][  T522]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.407405][  T522]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.407407][  T522]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.407408][  T522]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.407410][  T522]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.407414][  T522]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.407416][  T522]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.407418][  T522]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.407421][  T522]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.407424][  T522]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.407426][  T522]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.407428][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.407430][  T522]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   48.407434][  T522]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   48.407438][  T522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.407441][  T522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.407443][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.407445][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.407447][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.407448][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.407450][  T522]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.407453][  T522]  ? __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)
[   48.407456][  T522]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.407458][  T522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.407464][  T522]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.407467][  T522]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.407475][  T522]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.407483][  T522]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.407491][  T522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.407492][  T522]  ? __hrtimer_start_range_ns (kernel/time/hrtimer.c:1429)
[   48.407496][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.407503][  T522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.407506][  T522]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.407509][  T522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.407511][  T522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.407517][  T522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.407520][  T522]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.407525][  T522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.407527][  T522]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.407531][  T522]  ? io_schedule_timeout (kernel/sched/core.c:8159 (discriminator 1))
[   48.407535][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.407537][  T522]  ? trace_raw_output_lock (./include/trace/events/lock.h:49)
[   48.407540][  T522]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.407542][  T522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.407545][  T522]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.407552][  T522]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.407555][  T522]  ? rcu_read_unlock_special (kernel/rcu/tree_plugin.h:762 (discriminator 10))
[   48.407559][  T522]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.407562][  T522]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.407565][  T522]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   48.407573][  T522]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.407577][  T522]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.407578][  T522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.407581][  T522]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.407585][  T522]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.407589][  T522]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.407591][  T522]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.407594][  T522]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.407595][  T522]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   48.407603][  T522]  ___sys_sendmsg (net/socket.c:2767)
[   48.407605][  T522]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.407621][  T522]  __sys_sendmsg (net/socket.c:2799)
[   48.407624][  T522]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.407630][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.407633][  T522]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.407636][  T522]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.407640][  T522]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.407642][  T522] RIP: 0033:0x7f4c1675854e
[   48.407646][  T522] 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
[   48.407648][  T522] RSP: 002b:00007ffdd7b24490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.407651][  T522] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4c1675854e
[   48.407652][  T522] RDX: 0000000000000000 RSI: 00007ffdd7b24540 RDI: 0000000000000005
[   48.407653][  T522] RBP: 00007ffdd7b244a0 R08: 0000000000000000 R09: 0000000000000000
[   48.407654][  T522] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e745
[   48.407655][  T522] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd7b24c10
| [   49.513906][  T531] softirqs last disabled at (28200): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   49.513909][  T531] Preemption disabled at:
| [   49.513909][  T531] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.513925][  T531] Tainted: [W]=WARN
[   49.513926][  T531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.513928][  T531] Call Trace:
[   49.513929][  T531]  <TASK>
[   49.513931][  T531]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.513937][  T531]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.513938][  T531]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.513943][  T531]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.513946][  T531]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   49.513952][  T531]  __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))
[   49.513954][  T531]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.513960][  T531]  ? 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)
[   49.513963][  T531]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.513967][  T531]  put_chars (drivers/char/virtio_console.c:1176)
[   49.513970][  T531]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.513974][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.513978][  T531]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.513982][  T531]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.513986][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.513988][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.513993][  T531]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.513997][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.514000][  T531]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.514004][  T531]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.514007][  T531]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.514009][  T531]  ? 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))
[   49.514012][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.514014][  T531]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.514018][  T531]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.514022][  T531]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.514023][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.514029][  T531]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.514031][  T531]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.514033][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.514034][  T531]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.514038][  T531]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.514041][  T531]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.514044][  T531]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.514047][  T531]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.514049][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.514051][  T531]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   49.514054][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   49.514058][  T531]  _printk (kernel/printk/printk.c:2504)
[   49.514061][  T531]  ? snapshot_read.cold (user.c:?)
[   49.514063][  T531]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.514066][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.514068][  T531]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.514071][  T531]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.514074][  T531]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.514077][  T531]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.514079][  T531]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.514082][  T531]  ? netdev_notice (net/core/dev.c:13194)
[   49.514085][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.514088][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.514090][  T531]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   49.514094][  T531]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.514097][  T531]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   49.514100][  T531]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   49.514106][  T531]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   49.514109][  T531]  ? __kernel_text_address (kernel/extable.c:79)
[   49.514112][  T531]  ? write_profile (profile.c:?)
[   49.514116][  T531]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   49.514121][  T531]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.514126][  T531]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.514128][  T531]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.514130][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.514132][  T531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.514136][  T531]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.514138][  T531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.514140][  T531]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.514143][  T531]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.514146][  T531]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.514148][  T531]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.514151][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.514153][  T531]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   49.514156][  T531]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   49.514161][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.514163][  T531]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.514166][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.514168][  T531]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.514170][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.514171][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.514173][  T531]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.514176][  T531]  ? __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)
[   49.514180][  T531]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.514182][  T531]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.514186][  T531]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.514188][  T531]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.514193][  T531]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.514199][  T531]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.514204][  T531]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.514206][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.514211][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.514213][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.514215][  T531]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.514217][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.514221][  T531]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.514224][  T531]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.514227][  T531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.514228][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.514233][  T531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.514235][  T531]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.514239][  T531]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.514241][  T531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.514244][  T531]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.514250][  T531]  ? 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))
[   49.514251][  T531]  ? 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))
[   49.514256][  T531]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.514260][  T531]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.514263][  T531]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   49.514267][  T531]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.514271][  T531]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.514272][  T531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.514276][  T531]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.514279][  T531]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.514284][  T531]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.514286][  T531]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.514288][  T531]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.514290][  T531]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   49.514297][  T531]  ___sys_sendmsg (net/socket.c:2767)
[   49.514300][  T531]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.514316][  T531]  __sys_sendmsg (net/socket.c:2799)
[   49.514320][  T531]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.514326][  T531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.514330][  T531]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.514332][  T531]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.514336][  T531]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.514338][  T531] RIP: 0033:0x7f84699ef54e
[   49.514343][  T531] 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
[   49.514345][  T531] RSP: 002b:00007fffc58f3a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.514347][  T531] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f84699ef54e
[   49.514349][  T531] RDX: 0000000000000000 RSI: 00007fffc58f3b30 RDI: 0000000000000005
[   49.514350][  T531] RBP: 00007fffc58f3a90 R08: 0000000000000000 R09: 0000000000000000
[   49.514351][  T531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e746
[   49.514352][  T531] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc58f4200
| [   50.604207][  T540] softirqs last disabled at (26526): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   50.604210][  T540] Preemption disabled at:
| [   50.604210][  T540] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.604219][  T540] Tainted: [W]=WARN
[   50.604220][  T540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.604222][  T540] Call Trace:
[   50.604224][  T540]  <TASK>
[   50.604226][  T540]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.604231][  T540]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.604233][  T540]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.604237][  T540]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.604240][  T540]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   50.604246][  T540]  __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))
[   50.604248][  T540]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.604255][  T540]  ? 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)
[   50.604258][  T540]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.604261][  T540]  put_chars (drivers/char/virtio_console.c:1176)
[   50.604264][  T540]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.604268][  T540]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.604272][  T540]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.604276][  T540]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.604280][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.604282][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.604287][  T540]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.604290][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.604293][  T540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.604298][  T540]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.604301][  T540]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.604302][  T540]  ? 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))
[   50.604305][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.604307][  T540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.604312][  T540]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.604315][  T540]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.604317][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.604323][  T540]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.604325][  T540]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.604326][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.604328][  T540]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.604332][  T540]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.604334][  T540]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.604337][  T540]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.604341][  T540]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.604343][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.604345][  T540]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   50.604347][  T540]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   50.604351][  T540]  _printk (kernel/printk/printk.c:2504)
[   50.604355][  T540]  ? snapshot_read.cold (user.c:?)
[   50.604356][  T540]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.604359][  T540]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.604361][  T540]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.604364][  T540]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.604367][  T540]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.604370][  T540]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.604372][  T540]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.604375][  T540]  ? netdev_notice (net/core/dev.c:13194)
[   50.604378][  T540]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.604381][  T540]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.604384][  T540]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   50.604387][  T540]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.604389][  T540]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   50.604393][  T540]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   50.604399][  T540]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   50.604401][  T540]  ? __kernel_text_address (kernel/extable.c:79)
[   50.604405][  T540]  ? write_profile (profile.c:?)
[   50.604409][  T540]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   50.604414][  T540]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.604420][  T540]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.604422][  T540]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.604423][  T540]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.604425][  T540]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.604429][  T540]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.604431][  T540]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.604433][  T540]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.604436][  T540]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.604439][  T540]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.604441][  T540]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.604444][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.604446][  T540]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   50.604449][  T540]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   50.604454][  T540]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.604456][  T540]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.604459][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.604461][  T540]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.604463][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.604464][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.604466][  T540]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.604469][  T540]  ? __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)
[   50.604472][  T540]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.604475][  T540]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.604478][  T540]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.604480][  T540]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.604486][  T540]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.604492][  T540]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.604498][  T540]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.604500][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.604505][  T540]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.604507][  T540]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.604509][  T540]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.604511][  T540]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.604515][  T540]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.604517][  T540]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.604520][  T540]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.604521][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.604526][  T540]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.604528][  T540]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.604532][  T540]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.604534][  T540]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.604537][  T540]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.604543][  T540]  ? 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))
[   50.604544][  T540]  ? 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))
[   50.604549][  T540]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.604552][  T540]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.604555][  T540]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   50.604559][  T540]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.604563][  T540]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.604565][  T540]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.604572][  T540]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.604576][  T540]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.604580][  T540]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.604583][  T540]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.604585][  T540]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.604587][  T540]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   50.604594][  T540]  ___sys_sendmsg (net/socket.c:2767)
[   50.604597][  T540]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.604613][  T540]  __sys_sendmsg (net/socket.c:2799)
[   50.604616][  T540]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.604622][  T540]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.604625][  T540]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.604628][  T540]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.604632][  T540]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.604634][  T540] RIP: 0033:0x7fe930e5154e
[   50.604639][  T540] 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
[   50.604641][  T540] RSP: 002b:00007ffde31f4550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.604643][  T540] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe930e5154e
[   50.604645][  T540] RDX: 0000000000000000 RSI: 00007ffde31f4600 RDI: 0000000000000005
[   50.604646][  T540] RBP: 00007ffde31f4560 R08: 0000000000000000 R09: 0000000000000000
[   50.604647][  T540] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e747
[   50.604648][  T540] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde31f4cd0
| [   51.731103][  T549] softirqs last disabled at (17458): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   51.731105][  T549] Preemption disabled at:
| [   51.731106][  T549] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.731114][  T549] Tainted: [W]=WARN
[   51.731115][  T549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.731117][  T549] Call Trace:
[   51.731119][  T549]  <TASK>
[   51.731120][  T549]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.731125][  T549]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.731127][  T549]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.731131][  T549]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.731134][  T549]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   51.731139][  T549]  __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))
[   51.731142][  T549]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.731147][  T549]  ? 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)
[   51.731150][  T549]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.731154][  T549]  put_chars (drivers/char/virtio_console.c:1176)
[   51.731156][  T549]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.731160][  T549]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.731163][  T549]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.731168][  T549]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.731171][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.731173][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.731178][  T549]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.731181][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.731184][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.731188][  T549]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.731191][  T549]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.731192][  T549]  ? 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))
[   51.731195][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.731197][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.731201][  T549]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.731204][  T549]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.731206][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.731211][  T549]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.731213][  T549]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.731215][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.731216][  T549]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.731220][  T549]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.731222][  T549]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.731225][  T549]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.731228][  T549]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.731231][  T549]  ? 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)
[   51.731235][  T549]  _printk (kernel/printk/printk.c:2504)
[   51.731239][  T549]  ? snapshot_read.cold (user.c:?)
[   51.731240][  T549]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.731243][  T549]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.731245][  T549]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.731247][  T549]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   51.731251][  T549]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   51.731253][  T549]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.731255][  T549]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.731258][  T549]  ? netdev_notice (net/core/dev.c:13194)
[   51.731261][  T549]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.731264][  T549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.731267][  T549]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   51.731270][  T549]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.731272][  T549]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   51.731276][  T549]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   51.731281][  T549]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   51.731284][  T549]  ? __kernel_text_address (kernel/extable.c:79)
[   51.731287][  T549]  ? write_profile (profile.c:?)
[   51.731291][  T549]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   51.731296][  T549]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.731300][  T549]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   51.731303][  T549]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   51.731304][  T549]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.731306][  T549]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.731310][  T549]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.731312][  T549]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.731314][  T549]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.731316][  T549]  ? kasan_save_stack (mm/kasan/common.c:58)
[   51.731320][  T549]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.731321][  T549]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.731324][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.731326][  T549]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   51.731329][  T549]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   51.731334][  T549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.731336][  T549]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.731338][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.731340][  T549]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.731342][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.731344][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.731345][  T549]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   51.731348][  T549]  ? __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)
[   51.731352][  T549]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   51.731354][  T549]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.731357][  T549]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   51.731359][  T549]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.731365][  T549]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   51.731370][  T549]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   51.731375][  T549]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.731377][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.731382][  T549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.731384][  T549]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.731386][  T549]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.731387][  T549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.731391][  T549]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.731393][  T549]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.731396][  T549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.731397][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.731402][  T549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.731404][  T549]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.731408][  T549]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.731410][  T549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.731412][  T549]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.731418][  T549]  ? 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))
[   51.731420][  T549]  ? 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))
[   51.731424][  T549]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.731428][  T549]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.731431][  T549]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   51.731435][  T549]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.731439][  T549]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.731440][  T549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.731443][  T549]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.731447][  T549]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.731451][  T549]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.731453][  T549]  ? copy_msghdr_from_user (net/socket.c:2650)
[   51.731455][  T549]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   51.731457][  T549]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   51.731464][  T549]  ___sys_sendmsg (net/socket.c:2767)
[   51.731466][  T549]  ? copy_msghdr_from_user (net/socket.c:2619)
[   51.731482][  T549]  __sys_sendmsg (net/socket.c:2799)
[   51.731485][  T549]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   51.731491][  T549]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   51.731494][  T549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.731497][  T549]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.731500][  T549]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   51.731503][  T549]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.731505][  T549] RIP: 0033:0x7fa60095254e
[   51.731509][  T549] 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
[   51.731511][  T549] RSP: 002b:00007ffcd4576c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.731514][  T549] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa60095254e
[   51.731515][  T549] RDX: 0000000000000000 RSI: 00007ffcd4576cd0 RDI: 0000000000000005
[   51.731516][  T549] RBP: 00007ffcd4576c30 R08: 0000000000000000 R09: 0000000000000000
[   51.731517][  T549] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e749
[   51.731518][  T549] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd45773a0
| [   52.786098][  T559] softirqs last disabled at (20012): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   52.786101][  T559] Preemption disabled at:
| [   52.786102][  T559] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.786111][  T559] Tainted: [W]=WARN
[   52.786111][  T559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.786113][  T559] Call Trace:
[   52.786115][  T559]  <TASK>
[   52.786116][  T559]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.786121][  T559]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.786123][  T559]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.786127][  T559]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.786130][  T559]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.786136][  T559]  __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))
[   52.786138][  T559]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.786144][  T559]  ? 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)
[   52.786148][  T559]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.786151][  T559]  put_chars (drivers/char/virtio_console.c:1176)
[   52.786154][  T559]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.786158][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.786161][  T559]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.786166][  T559]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.786170][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.786172][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.786176][  T559]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.786180][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.786182][  T559]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.786187][  T559]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.786190][  T559]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.786191][  T559]  ? 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))
[   52.786194][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.786196][  T559]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.786200][  T559]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.786204][  T559]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.786205][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.786211][  T559]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.786214][  T559]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.786215][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.786217][  T559]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.786221][  T559]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.786223][  T559]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.786226][  T559]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.786229][  T559]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.786231][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.786233][  T559]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   52.786235][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   52.786239][  T559]  _printk (kernel/printk/printk.c:2504)
[   52.786243][  T559]  ? snapshot_read.cold (user.c:?)
[   52.786244][  T559]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.786247][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.786249][  T559]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.786252][  T559]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   52.786255][  T559]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   52.786258][  T559]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.786260][  T559]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   52.786263][  T559]  ? netdev_notice (net/core/dev.c:13194)
[   52.786265][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.786268][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.786271][  T559]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   52.786275][  T559]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.786277][  T559]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   52.786280][  T559]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   52.786286][  T559]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   52.786288][  T559]  ? __kernel_text_address (kernel/extable.c:79)
[   52.786291][  T559]  ? write_profile (profile.c:?)
[   52.786295][  T559]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   52.786301][  T559]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.786305][  T559]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   52.786307][  T559]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.786309][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.786311][  T559]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.786315][  T559]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.786317][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.786319][  T559]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.786322][  T559]  ? kasan_save_stack (mm/kasan/common.c:58)
[   52.786324][  T559]  ? kasan_save_stack (mm/kasan/common.c:57)
[   52.786326][  T559]  ? kasan_save_track (mm/kasan/common.c:78)
[   52.786329][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.786331][  T559]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   52.786334][  T559]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   52.786339][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.786341][  T559]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.786343][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.786345][  T559]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.786347][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.786348][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.786350][  T559]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.786353][  T559]  ? __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)
[   52.786356][  T559]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.786359][  T559]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.786362][  T559]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.786364][  T559]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.786370][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   52.786375][  T559]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.786381][  T559]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.786382][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.786387][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.786389][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.786391][  T559]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.786393][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.786397][  T559]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.786399][  T559]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.786402][  T559]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.786403][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.786408][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.786410][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.786414][  T559]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.786415][  T559]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.786418][  T559]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.786425][  T559]  ? 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))
[   52.786426][  T559]  ? 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))
[   52.786431][  T559]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.786435][  T559]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.786438][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   52.786442][  T559]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.786446][  T559]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.786448][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.786451][  T559]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.786455][  T559]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.786459][  T559]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.786461][  T559]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.786464][  T559]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   52.786465][  T559]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   52.786473][  T559]  ___sys_sendmsg (net/socket.c:2767)
[   52.786475][  T559]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.786492][  T559]  __sys_sendmsg (net/socket.c:2799)
[   52.786495][  T559]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.786501][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.786504][  T559]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.786507][  T559]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.786510][  T559]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.786513][  T559] RIP: 0033:0x7f8c2b15654e
[   52.786517][  T559] 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
[   52.786519][  T559] RSP: 002b:00007fffef3466d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.786522][  T559] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c2b15654e
[   52.786523][  T559] RDX: 0000000000000000 RSI: 00007fffef346780 RDI: 0000000000000005
[   52.786524][  T559] RBP: 00007fffef3466e0 R08: 0000000000000000 R09: 0000000000000000
[   52.786525][  T559] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e74a
[   52.786526][  T559] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffef346e50
| [   53.816226][  T568] softirqs last disabled at (22292): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   53.816229][  T568] Preemption disabled at:
| [   53.816229][  T568] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.816238][  T568] Tainted: [W]=WARN
[   53.816239][  T568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.816240][  T568] Call Trace:
[   53.816242][  T568]  <TASK>
[   53.816243][  T568]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.816249][  T568]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.816250][  T568]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.816255][  T568]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.816258][  T568]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   53.816264][  T568]  __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))
[   53.816266][  T568]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.816272][  T568]  ? 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)
[   53.816275][  T568]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.816278][  T568]  put_chars (drivers/char/virtio_console.c:1176)
[   53.816281][  T568]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.816285][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.816288][  T568]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.816293][  T568]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.816297][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.816299][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.816303][  T568]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.816307][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.816309][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.816314][  T568]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.816317][  T568]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.816318][  T568]  ? 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))
[   53.816321][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.816323][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.816327][  T568]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.816331][  T568]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.816332][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.816338][  T568]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.816340][  T568]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.816342][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.816344][  T568]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.816347][  T568]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.816350][  T568]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.816353][  T568]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.816356][  T568]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.816358][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.816360][  T568]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   53.816362][  T568]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   53.816366][  T568]  _printk (kernel/printk/printk.c:2504)
[   53.816369][  T568]  ? snapshot_read.cold (user.c:?)
[   53.816371][  T568]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.816374][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.816376][  T568]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.816378][  T568]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.816382][  T568]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.816385][  T568]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.816387][  T568]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.816390][  T568]  ? netdev_notice (net/core/dev.c:13194)
[   53.816392][  T568]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.816395][  T568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.816398][  T568]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   53.816401][  T568]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.816403][  T568]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   53.816407][  T568]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   53.816413][  T568]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   53.816416][  T568]  ? __kernel_text_address (kernel/extable.c:79)
[   53.816419][  T568]  ? write_profile (profile.c:?)
[   53.816423][  T568]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   53.816428][  T568]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.816433][  T568]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.816435][  T568]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.816437][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   53.816439][  T568]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.816443][  T568]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.816445][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.816447][  T568]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.816450][  T568]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.816453][  T568]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.816455][  T568]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.816458][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.816460][  T568]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   53.816463][  T568]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   53.816468][  T568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.816470][  T568]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.816473][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.816475][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.816476][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.816478][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.816480][  T568]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.816482][  T568]  ? __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)
[   53.816486][  T568]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.816488][  T568]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.816492][  T568]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.816494][  T568]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.816499][  T568]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.816505][  T568]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.816510][  T568]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.816512][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.816517][  T568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.816519][  T568]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.816521][  T568]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.816523][  T568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.816527][  T568]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.816529][  T568]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.816532][  T568]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.816533][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.816538][  T568]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.816540][  T568]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.816544][  T568]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.816545][  T568]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.816548][  T568]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.816554][  T568]  ? 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))
[   53.816556][  T568]  ? 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))
[   53.816560][  T568]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.816564][  T568]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.816570][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   53.816574][  T568]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.816578][  T568]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.816579][  T568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.816582][  T568]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.816586][  T568]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.816590][  T568]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.816592][  T568]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.816595][  T568]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.816596][  T568]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   53.816604][  T568]  ___sys_sendmsg (net/socket.c:2767)
[   53.816607][  T568]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.816622][  T568]  __sys_sendmsg (net/socket.c:2799)
[   53.816625][  T568]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.816632][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.816635][  T568]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.816638][  T568]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.816641][  T568]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.816643][  T568] RIP: 0033:0x7f75967fc54e
[   53.816647][  T568] 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
[   53.816649][  T568] RSP: 002b:00007ffc14400850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.816652][  T568] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f75967fc54e
[   53.816653][  T568] RDX: 0000000000000000 RSI: 00007ffc14400900 RDI: 0000000000000005
[   53.816654][  T568] RBP: 00007ffc14400860 R08: 0000000000000000 R09: 0000000000000000
[   53.816655][  T568] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e74b
[   53.816656][  T568] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc14400fd0
| [   54.865670][  T576] softirqs last disabled at (23427): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   54.865674][  T576] Preemption disabled at:
| [   54.865674][  T576] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.865686][  T576] Tainted: [W]=WARN
[   54.865687][  T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.865690][  T576] Call Trace:
[   54.865692][  T576]  <TASK>
[   54.865694][  T576]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.865700][  T576]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.865703][  T576]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.865709][  T576]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.865714][  T576]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   54.865721][  T576]  __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))
[   54.865724][  T576]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.865734][  T576]  ? 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)
[   54.865737][  T576]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.865743][  T576]  put_chars (drivers/char/virtio_console.c:1176)
[   54.865747][  T576]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.865753][  T576]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.865758][  T576]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.865765][  T576]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.865770][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.865772][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.865780][  T576]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.865785][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.865789][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.865796][  T576]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.865802][  T576]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.865804][  T576]  ? 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))
[   54.865809][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.865812][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.865819][  T576]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.865825][  T576]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.865827][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.865836][  T576]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.865840][  T576]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.865842][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.865845][  T576]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.865851][  T576]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.865854][  T576]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.865859][  T576]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.865865][  T576]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.865868][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.865871][  T576]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   54.865874][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   54.865881][  T576]  _printk (kernel/printk/printk.c:2504)
[   54.865885][  T576]  ? snapshot_read.cold (user.c:?)
[   54.865888][  T576]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.865892][  T576]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.865895][  T576]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.865899][  T576]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.865903][  T576]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.865908][  T576]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.865911][  T576]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.865915][  T576]  ? netdev_notice (net/core/dev.c:13194)
[   54.865922][  T576]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.865927][  T576]  ? strchr (lib/string.c:313 (discriminator 1))
[   54.865937][  T576]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.865941][  T576]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   54.865945][  T576]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   54.865954][  T576]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   54.865959][  T576]  ? __kernel_text_address (kernel/extable.c:79)
[   54.865962][  T576]  ? write_profile (profile.c:?)
[   54.865968][  T576]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   54.865976][  T576]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.865984][  T576]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   54.865987][  T576]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   54.865989][  T576]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.865992][  T576]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.865997][  T576]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.866001][  T576]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.866004][  T576]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.866008][  T576]  ? kasan_save_stack (mm/kasan/common.c:58)
[   54.866012][  T576]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.866014][  T576]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.866018][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.866021][  T576]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   54.866025][  T576]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   54.866032][  T576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.866035][  T576]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.866040][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.866043][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.866045][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.866047][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.866050][  T576]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.866054][  T576]  ? __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)
[   54.866057][  T576]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   54.866061][  T576]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.866066][  T576]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.866069][  T576]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.866078][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   54.866087][  T576]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.866096][  T576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.866099][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.866106][  T576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.866109][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.866112][  T576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.866115][  T576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.866121][  T576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.866125][  T576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.866130][  T576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.866132][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.866139][  T576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.866142][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.866148][  T576]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.866151][  T576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.866156][  T576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.866166][  T576]  ? 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))
[   54.866168][  T576]  ? 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))
[   54.866175][  T576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.866181][  T576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.866186][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   54.866193][  T576]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.866199][  T576]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.866201][  T576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.866205][  T576]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.866210][  T576]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.866216][  T576]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.866220][  T576]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.866223][  T576]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.866225][  T576]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   54.866237][  T576]  ___sys_sendmsg (net/socket.c:2767)
[   54.866242][  T576]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.866268][  T576]  __sys_sendmsg (net/socket.c:2799)
[   54.866273][  T576]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.866284][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.866289][  T576]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.866292][  T576]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.866297][  T576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.866300][  T576] RIP: 0033:0x7fa33ecdf54e
[   54.866306][  T576] 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
[   54.866308][  T576] RSP: 002b:00007ffc552c7320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.866311][  T576] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa33ecdf54e
[   54.866313][  T576] RDX: 0000000000000000 RSI: 00007ffc552c73d0 RDI: 0000000000000005
[   54.866315][  T576] RBP: 00007ffc552c7330 R08: 0000000000000000 R09: 0000000000000000
[   54.866317][  T576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e74c
[   54.866318][  T576] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc552c7aa0
| [   56.086037][  T584] softirqs last disabled at (40696): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   56.086040][  T584] Preemption disabled at:
| [   56.086041][  T584] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.086050][  T584] Tainted: [W]=WARN
[   56.086051][  T584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.086053][  T584] Call Trace:
[   56.086055][  T584]  <TASK>
[   56.086056][  T584]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.086062][  T584]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.086064][  T584]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.086068][  T584]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.086072][  T584]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   56.086077][  T584]  __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))
[   56.086080][  T584]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.086086][  T584]  ? 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)
[   56.086089][  T584]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.086093][  T584]  put_chars (drivers/char/virtio_console.c:1176)
[   56.086096][  T584]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.086100][  T584]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.086104][  T584]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.086109][  T584]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.086112][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.086114][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.086119][  T584]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.086123][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.086126][  T584]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.086130][  T584]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.086134][  T584]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.086135][  T584]  ? 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))
[   56.086138][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.086140][  T584]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.086145][  T584]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.086149][  T584]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.086150][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.086156][  T584]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.086159][  T584]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.086160][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.086162][  T584]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.086166][  T584]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.086168][  T584]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.086172][  T584]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.086175][  T584]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.086177][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.086179][  T584]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   56.086182][  T584]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   56.086186][  T584]  _printk (kernel/printk/printk.c:2504)
[   56.086190][  T584]  ? snapshot_read.cold (user.c:?)
[   56.086192][  T584]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.086195][  T584]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.086197][  T584]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.086199][  T584]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.086203][  T584]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.086206][  T584]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.086208][  T584]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.086211][  T584]  ? netdev_notice (net/core/dev.c:13194)
[   56.086214][  T584]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.086217][  T584]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.086220][  T584]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   56.086224][  T584]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.086226][  T584]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   56.086230][  T584]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   56.086236][  T584]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   56.086239][  T584]  ? __kernel_text_address (kernel/extable.c:79)
[   56.086242][  T584]  ? write_profile (profile.c:?)
[   56.086246][  T584]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.086252][  T584]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.086257][  T584]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.086260][  T584]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.086261][  T584]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.086263][  T584]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.086267][  T584]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.086269][  T584]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.086272][  T584]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.086275][  T584]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.086278][  T584]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.086280][  T584]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.086283][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.086285][  T584]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   56.086288][  T584]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   56.086293][  T584]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.086295][  T584]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.086298][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.086300][  T584]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.086302][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.086304][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.086306][  T584]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.086308][  T584]  ? __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)
[   56.086312][  T584]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.086315][  T584]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.086318][  T584]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.086320][  T584]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.086326][  T584]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.086332][  T584]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.086337][  T584]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.086340][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.086344][  T584]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.086347][  T584]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.086349][  T584]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.086351][  T584]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.086355][  T584]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.086357][  T584]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.086361][  T584]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.086362][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.086367][  T584]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.086369][  T584]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.086373][  T584]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.086375][  T584]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.086378][  T584]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.086384][  T584]  ? 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))
[   56.086386][  T584]  ? 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))
[   56.086390][  T584]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.086395][  T584]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.086398][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   56.086402][  T584]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.086406][  T584]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.086409][  T584]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.086413][  T584]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.086417][  T584]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.086421][  T584]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.086423][  T584]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.086426][  T584]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.086427][  T584]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   56.086435][  T584]  ___sys_sendmsg (net/socket.c:2767)
[   56.086438][  T584]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.086455][  T584]  __sys_sendmsg (net/socket.c:2799)
[   56.086458][  T584]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.086464][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.086468][  T584]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.086471][  T584]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.086474][  T584]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.086477][  T584] RIP: 0033:0x7f470e74954e
[   56.086481][  T584] 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
[   56.086483][  T584] RSP: 002b:00007ffdfc890bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.086486][  T584] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f470e74954e
[   56.086488][  T584] RDX: 0000000000000000 RSI: 00007ffdfc890c80 RDI: 0000000000000005
[   56.086489][  T584] RBP: 00007ffdfc890be0 R08: 0000000000000000 R09: 0000000000000000
[   56.086489][  T584] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e74d
[   56.086490][  T584] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdfc891350
| [   57.086840][  T592] softirqs last disabled at (38786): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   57.086843][  T592] Preemption disabled at:
| [   57.086844][  T592] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.086853][  T592] Tainted: [W]=WARN
[   57.086854][  T592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.086855][  T592] Call Trace:
[   57.086857][  T592]  <TASK>
[   57.086858][  T592]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.086864][  T592]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.086866][  T592]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.086871][  T592]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.086874][  T592]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   57.086879][  T592]  __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))
[   57.086881][  T592]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.086888][  T592]  ? 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)
[   57.086891][  T592]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.086894][  T592]  put_chars (drivers/char/virtio_console.c:1176)
[   57.086897][  T592]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.086901][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.086906][  T592]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.086913][  T592]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.086917][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.086919][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.086924][  T592]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.086927][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.086930][  T592]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.086934][  T592]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.086944][  T592]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.086946][  T592]  ? 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))
[   57.086949][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.086951][  T592]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.086955][  T592]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.086959][  T592]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.086960][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.086965][  T592]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.086968][  T592]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.086969][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.086971][  T592]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   57.086975][  T592]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.086977][  T592]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.086980][  T592]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.086983][  T592]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.086985][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.086987][  T592]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   57.086990][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   57.086996][  T592]  _printk (kernel/printk/printk.c:2504)
[   57.087000][  T592]  ? snapshot_read.cold (user.c:?)
[   57.087002][  T592]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.087005][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.087007][  T592]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.087009][  T592]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   57.087013][  T592]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   57.087015][  T592]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.087018][  T592]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.087021][  T592]  ? netdev_notice (net/core/dev.c:13194)
[   57.087023][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.087026][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.087029][  T592]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   57.087032][  T592]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.087034][  T592]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   57.087038][  T592]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   57.087044][  T592]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   57.087046][  T592]  ? __kernel_text_address (kernel/extable.c:79)
[   57.087049][  T592]  ? write_profile (profile.c:?)
[   57.087053][  T592]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   57.087058][  T592]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.087063][  T592]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   57.087066][  T592]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.087067][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.087069][  T592]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.087073][  T592]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.087075][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.087077][  T592]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.087080][  T592]  ? kasan_save_stack (mm/kasan/common.c:58)
[   57.087083][  T592]  ? kasan_save_stack (mm/kasan/common.c:57)
[   57.087085][  T592]  ? kasan_save_track (mm/kasan/common.c:78)
[   57.087088][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.087090][  T592]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   57.087093][  T592]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   57.087098][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.087100][  T592]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.087103][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.087105][  T592]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.087107][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.087108][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.087110][  T592]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.087113][  T592]  ? __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)
[   57.087116][  T592]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.087119][  T592]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.087122][  T592]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.087124][  T592]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.087130][  T592]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   57.087135][  T592]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   57.087140][  T592]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.087142][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.087147][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.087149][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.087151][  T592]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.087153][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.087157][  T592]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.087159][  T592]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.087162][  T592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.087164][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.087168][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.087170][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.087174][  T592]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.087176][  T592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.087179][  T592]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.087186][  T592]  ? 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))
[   57.087188][  T592]  ? 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))
[   57.087195][  T592]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.087200][  T592]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.087203][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   57.087207][  T592]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.087211][  T592]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.087212][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.087215][  T592]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.087219][  T592]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.087223][  T592]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.087225][  T592]  ? copy_msghdr_from_user (net/socket.c:2650)
[   57.087227][  T592]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   57.087229][  T592]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   57.087236][  T592]  ___sys_sendmsg (net/socket.c:2767)
[   57.087239][  T592]  ? copy_msghdr_from_user (net/socket.c:2619)
[   57.087255][  T592]  __sys_sendmsg (net/socket.c:2799)
[   57.087258][  T592]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   57.087264][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.087268][  T592]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.087270][  T592]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.087274][  T592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.087276][  T592] RIP: 0033:0x7faf6aa2e54e
[   57.087281][  T592] 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
[   57.087283][  T592] RSP: 002b:00007ffee68de920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.087286][  T592] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faf6aa2e54e
[   57.087287][  T592] RDX: 0000000000000000 RSI: 00007ffee68de9d0 RDI: 0000000000000005
[   57.087288][  T592] RBP: 00007ffee68de930 R08: 0000000000000000 R09: 0000000000000000
[   57.087289][  T592] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e74e
[   57.087290][  T592] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee68df0a0
| [   58.215570][  T601] softirqs last disabled at (27432): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   58.215573][  T601] Preemption disabled at:
| [   58.215574][  T601] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.215582][  T601] Tainted: [W]=WARN
[   58.215584][  T601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.215585][  T601] Call Trace:
[   58.215587][  T601]  <TASK>
[   58.215589][  T601]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.215594][  T601]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.215596][  T601]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.215601][  T601]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.215604][  T601]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   58.215609][  T601]  __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))
[   58.215611][  T601]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.215618][  T601]  ? 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)
[   58.215620][  T601]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.215624][  T601]  put_chars (drivers/char/virtio_console.c:1176)
[   58.215627][  T601]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.215630][  T601]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.215634][  T601]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.215639][  T601]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.215642][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.215644][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.215649][  T601]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.215652][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.215655][  T601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.215659][  T601]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.215663][  T601]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.215664][  T601]  ? 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))
[   58.215667][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.215669][  T601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.215673][  T601]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.215676][  T601]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.215678][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.215683][  T601]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.215685][  T601]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.215687][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.215688][  T601]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.215692][  T601]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.215694][  T601]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.215697][  T601]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.215701][  T601]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.215703][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.215705][  T601]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   58.215707][  T601]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   58.215711][  T601]  _printk (kernel/printk/printk.c:2504)
[   58.215714][  T601]  ? snapshot_read.cold (user.c:?)
[   58.215716][  T601]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.215719][  T601]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.215721][  T601]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.215724][  T601]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.215727][  T601]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.215730][  T601]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.215732][  T601]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.215735][  T601]  ? netdev_notice (net/core/dev.c:13194)
[   58.215737][  T601]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.215740][  T601]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.215743][  T601]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   58.215746][  T601]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.215748][  T601]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   58.215752][  T601]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   58.215758][  T601]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   58.215761][  T601]  ? __kernel_text_address (kernel/extable.c:79)
[   58.215764][  T601]  ? write_profile (profile.c:?)
[   58.215768][  T601]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   58.215773][  T601]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.215778][  T601]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.215780][  T601]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.215781][  T601]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   58.215783][  T601]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.215788][  T601]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.215790][  T601]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.215791][  T601]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.215794][  T601]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.215797][  T601]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.215799][  T601]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.215802][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.215804][  T601]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   58.215807][  T601]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   58.215812][  T601]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.215814][  T601]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.215817][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.215818][  T601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.215820][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.215821][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.215823][  T601]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.215826][  T601]  ? __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)
[   58.215830][  T601]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.215832][  T601]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.215835][  T601]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.215837][  T601]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.215843][  T601]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.215848][  T601]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.215853][  T601]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.215855][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.215860][  T601]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.215862][  T601]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.215864][  T601]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.215866][  T601]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.215870][  T601]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.215872][  T601]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.215875][  T601]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.215876][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.215881][  T601]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.215883][  T601]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.215887][  T601]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.215888][  T601]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.215891][  T601]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.215897][  T601]  ? 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))
[   58.215899][  T601]  ? 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))
[   58.215903][  T601]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.215907][  T601]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.215910][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   58.215914][  T601]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.215918][  T601]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.215919][  T601]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.215922][  T601]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.215926][  T601]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.215930][  T601]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.215932][  T601]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.215935][  T601]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.215936][  T601]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   58.215948][  T601]  ___sys_sendmsg (net/socket.c:2767)
[   58.215951][  T601]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.215966][  T601]  __sys_sendmsg (net/socket.c:2799)
[   58.215970][  T601]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.215976][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.215979][  T601]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.215982][  T601]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.215985][  T601]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.215987][  T601] RIP: 0033:0x7f538df4054e
[   58.215992][  T601] 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
[   58.215995][  T601] RSP: 002b:00007fffeda3d870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.215998][  T601] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f538df4054e
[   58.215999][  T601] RDX: 0000000000000000 RSI: 00007fffeda3d920 RDI: 0000000000000005
[   58.216000][  T601] RBP: 00007fffeda3d880 R08: 0000000000000000 R09: 0000000000000000
[   58.216001][  T601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e74f
[   58.216002][  T601] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffeda3dff0
| [   59.283785][  T611] softirqs last disabled at (15998): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.283788][  T611] Preemption disabled at:
| [   59.283789][  T611] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.283797][  T611] Tainted: [W]=WARN
[   59.283798][  T611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.283800][  T611] Call Trace:
[   59.283801][  T611]  <TASK>
[   59.283803][  T611]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.283808][  T611]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.283810][  T611]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.283814][  T611]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.283817][  T611]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.283822][  T611]  __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))
[   59.283825][  T611]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.283831][  T611]  ? 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)
[   59.283834][  T611]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.283837][  T611]  put_chars (drivers/char/virtio_console.c:1176)
[   59.283840][  T611]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.283844][  T611]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.283848][  T611]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.283853][  T611]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.283856][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283858][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283863][  T611]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.283866][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.283869][  T611]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.283873][  T611]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.283877][  T611]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.283878][  T611]  ? 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))
[   59.283881][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.283883][  T611]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.283887][  T611]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.283891][  T611]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.283892][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283898][  T611]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.283900][  T611]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.283902][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.283903][  T611]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.283907][  T611]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.283909][  T611]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.283912][  T611]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.283916][  T611]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.283918][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283920][  T611]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   59.283922][  T611]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   59.283926][  T611]  _printk (kernel/printk/printk.c:2504)
[   59.283930][  T611]  ? snapshot_read.cold (user.c:?)
[   59.283931][  T611]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.283934][  T611]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.283936][  T611]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.283939][  T611]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.283942][  T611]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.283950][  T611]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.283952][  T611]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.283955][  T611]  ? netdev_notice (net/core/dev.c:13194)
[   59.283958][  T611]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.283961][  T611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.283964][  T611]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.283967][  T611]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.283969][  T611]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.283973][  T611]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   59.283979][  T611]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.283981][  T611]  ? __kernel_text_address (kernel/extable.c:79)
[   59.283984][  T611]  ? write_profile (profile.c:?)
[   59.283989][  T611]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.283997][  T611]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.284002][  T611]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.284004][  T611]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.284005][  T611]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.284007][  T611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.284011][  T611]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.284013][  T611]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.284015][  T611]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.284018][  T611]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.284021][  T611]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.284023][  T611]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.284026][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.284028][  T611]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   59.284031][  T611]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   59.284036][  T611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.284038][  T611]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.284041][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.284042][  T611]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.284044][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.284046][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.284048][  T611]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.284050][  T611]  ? __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)
[   59.284054][  T611]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.284056][  T611]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.284059][  T611]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.284061][  T611]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.284067][  T611]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.284072][  T611]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.284078][  T611]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.284080][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.284084][  T611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.284086][  T611]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.284088][  T611]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.284090][  T611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.284094][  T611]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.284096][  T611]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.284099][  T611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.284100][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.284105][  T611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.284107][  T611]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.284111][  T611]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.284112][  T611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.284115][  T611]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.284121][  T611]  ? 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))
[   59.284123][  T611]  ? 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))
[   59.284127][  T611]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.284131][  T611]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.284134][  T611]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   59.284138][  T611]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.284142][  T611]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.284143][  T611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.284146][  T611]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.284150][  T611]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.284154][  T611]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.284156][  T611]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.284158][  T611]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.284160][  T611]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   59.284168][  T611]  ___sys_sendmsg (net/socket.c:2767)
[   59.284170][  T611]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.284186][  T611]  __sys_sendmsg (net/socket.c:2799)
[   59.284190][  T611]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.284196][  T611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.284199][  T611]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.284202][  T611]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.284205][  T611]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.284208][  T611] RIP: 0033:0x7f2f8462654e
[   59.284212][  T611] 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
[   59.284214][  T611] RSP: 002b:00007ffd067f45f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.284216][  T611] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2f8462654e
[   59.284218][  T611] RDX: 0000000000000000 RSI: 00007ffd067f46a0 RDI: 0000000000000005
[   59.284219][  T611] RBP: 00007ffd067f4600 R08: 0000000000000000 R09: 0000000000000000
[   59.284220][  T611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e750
[   59.284221][  T611] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd067f4d70
| [   60.337937][  T620] softirqs last disabled at (26040): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   60.337940][  T620] Preemption disabled at:
| [   60.337941][  T620] vprintk_emit (kernel/printk/printk.c:2471)
| [   60.337955][  T620] Tainted: [W]=WARN
[   60.337956][  T620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.337958][  T620] Call Trace:
[   60.337960][  T620]  <TASK>
[   60.337962][  T620]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.337968][  T620]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   60.337969][  T620]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.337974][  T620]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.337977][  T620]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   60.337982][  T620]  __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))
[   60.337985][  T620]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.337991][  T620]  ? 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)
[   60.337995][  T620]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.337998][  T620]  put_chars (drivers/char/virtio_console.c:1176)
[   60.338001][  T620]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.338005][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.338008][  T620]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.338013][  T620]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.338016][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.338018][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.338023][  T620]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.338026][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.338029][  T620]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.338033][  T620]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.338037][  T620]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.338038][  T620]  ? 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))
[   60.338041][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.338043][  T620]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.338047][  T620]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.338050][  T620]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.338052][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.338057][  T620]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.338060][  T620]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.338061][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.338063][  T620]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.338067][  T620]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.338069][  T620]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.338071][  T620]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.338075][  T620]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.338077][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.338079][  T620]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   60.338081][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   60.338085][  T620]  _printk (kernel/printk/printk.c:2504)
[   60.338088][  T620]  ? snapshot_read.cold (user.c:?)
[   60.338090][  T620]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   60.338093][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.338095][  T620]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.338097][  T620]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   60.338101][  T620]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   60.338103][  T620]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.338106][  T620]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   60.338108][  T620]  ? netdev_notice (net/core/dev.c:13194)
[   60.338111][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.338114][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.338116][  T620]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   60.338120][  T620]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.338122][  T620]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   60.338125][  T620]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   60.338131][  T620]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   60.338134][  T620]  ? __kernel_text_address (kernel/extable.c:79)
[   60.338137][  T620]  ? write_profile (profile.c:?)
[   60.338141][  T620]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   60.338146][  T620]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.338151][  T620]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   60.338153][  T620]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   60.338155][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.338157][  T620]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.338161][  T620]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   60.338163][  T620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.338165][  T620]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.338168][  T620]  ? kasan_save_stack (mm/kasan/common.c:58)
[   60.338171][  T620]  ? kasan_save_stack (mm/kasan/common.c:57)
[   60.338173][  T620]  ? kasan_save_track (mm/kasan/common.c:78)
[   60.338175][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.338178][  T620]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   60.338183][  T620]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   60.338190][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.338192][  T620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.338195][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.338197][  T620]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.338199][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.338200][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.338202][  T620]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   60.338205][  T620]  ? __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)
[   60.338208][  T620]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   60.338210][  T620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.338214][  T620]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   60.338216][  T620]  ? nla_get_range_signed (lib/nlattr.c:270)
[   60.338221][  T620]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   60.338226][  T620]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.338232][  T620]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.338234][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.338238][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.338240][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.338242][  T620]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.338244][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.338248][  T620]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.338250][  T620]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.338253][  T620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.338254][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.338259][  T620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.338261][  T620]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.338265][  T620]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.338266][  T620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.338269][  T620]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.338275][  T620]  ? 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))
[   60.338277][  T620]  ? 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))
[   60.338281][  T620]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.338285][  T620]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.338287][  T620]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   60.338292][  T620]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.338295][  T620]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.338297][  T620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.338300][  T620]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   60.338303][  T620]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   60.338307][  T620]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.338310][  T620]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.338312][  T620]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.338314][  T620]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   60.338321][  T620]  ___sys_sendmsg (net/socket.c:2767)
[   60.338324][  T620]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.338339][  T620]  __sys_sendmsg (net/socket.c:2799)
[   60.338344][  T620]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.338353][  T620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.338356][  T620]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.338359][  T620]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.338362][  T620]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.338365][  T620] RIP: 0033:0x7f62f0e6f54e
[   60.338369][  T620] 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
[   60.338371][  T620] RSP: 002b:00007ffdb41e8570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.338374][  T620] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f62f0e6f54e
[   60.338376][  T620] RDX: 0000000000000000 RSI: 00007ffdb41e8620 RDI: 0000000000000005
[   60.338377][  T620] RBP: 00007ffdb41e8580 R08: 0000000000000000 R09: 0000000000000000
[   60.338377][  T620] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e751
[   60.338378][  T620] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb41e8cf0
| [   61.476336][  T629] softirqs last disabled at (22492): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   61.476339][  T629] Preemption disabled at:
| [   61.476340][  T629] vprintk_emit (kernel/printk/printk.c:2471)
| [   61.476349][  T629] Tainted: [W]=WARN
[   61.476349][  T629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.476351][  T629] Call Trace:
[   61.476353][  T629]  <TASK>
[   61.476355][  T629]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   61.476360][  T629]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   61.476362][  T629]  __might_resched.cold (kernel/sched/core.c:9234)
[   61.476367][  T629]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   61.476370][  T629]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   61.476375][  T629]  __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))
[   61.476378][  T629]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.476384][  T629]  ? 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)
[   61.476387][  T629]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.476391][  T629]  put_chars (drivers/char/virtio_console.c:1176)
[   61.476394][  T629]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   61.476398][  T629]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.476402][  T629]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   61.476407][  T629]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   61.476410][  T629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.476412][  T629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.476417][  T629]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   61.476421][  T629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.476424][  T629]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.476428][  T629]  console_emit_next_record (kernel/printk/printk.c:3183)
[   61.476432][  T629]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   61.476433][  T629]  ? 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))
[   61.476436][  T629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.476438][  T629]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.476442][  T629]  console_flush_one_record (kernel/printk/printk.c:3268)
[   61.476446][  T629]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   61.476448][  T629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.476454][  T629]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   61.476457][  T629]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   61.476458][  T629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.476460][  T629]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   61.476464][  T629]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   61.476466][  T629]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   61.476470][  T629]  vprintk_emit (kernel/printk/printk.c:2479)
[   61.476473][  T629]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   61.476475][  T629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.476477][  T629]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   61.476480][  T629]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   61.476484][  T629]  _printk (kernel/printk/printk.c:2504)
[   61.476487][  T629]  ? snapshot_read.cold (user.c:?)
[   61.476489][  T629]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   61.476492][  T629]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.476495][  T629]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   61.476497][  T629]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   61.476500][  T629]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   61.476503][  T629]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   61.476506][  T629]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   61.476509][  T629]  ? netdev_notice (net/core/dev.c:13194)
[   61.476512][  T629]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.476515][  T629]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   61.476518][  T629]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   61.476522][  T629]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   61.476524][  T629]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   61.476528][  T629]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   61.476534][  T629]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   61.476537][  T629]  ? __kernel_text_address (kernel/extable.c:79)
[   61.476540][  T629]  ? write_profile (profile.c:?)
[   61.476544][  T629]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   61.476550][  T629]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   61.476555][  T629]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   61.476557][  T629]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   61.476558][  T629]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   61.476561][  T629]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   61.476565][  T629]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   61.476567][  T629]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.476572][  T629]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   61.476575][  T629]  ? kasan_save_stack (mm/kasan/common.c:58)
[   61.476578][  T629]  ? kasan_save_stack (mm/kasan/common.c:57)
[   61.476580][  T629]  ? kasan_save_track (mm/kasan/common.c:78)
[   61.476583][  T629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.476585][  T629]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   61.476588][  T629]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   61.476594][  T629]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   61.476596][  T629]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   61.476599][  T629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.476601][  T629]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.476603][  T629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.476604][  T629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.476606][  T629]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   61.476609][  T629]  ? __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)
[   61.476612][  T629]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   61.476615][  T629]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   61.476618][  T629]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   61.476620][  T629]  ? nla_get_range_signed (lib/nlattr.c:270)
[   61.476626][  T629]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   61.476632][  T629]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   61.476638][  T629]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.476640][  T629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.476645][  T629]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   61.476647][  T629]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.476649][  T629]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.476651][  T629]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   61.476655][  T629]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.476657][  T629]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.476661][  T629]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.476662][  T629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.476667][  T629]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   61.476669][  T629]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.476673][  T629]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   61.476675][  T629]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.476678][  T629]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.476685][  T629]  ? 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))
[   61.476686][  T629]  ? 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))
[   61.476691][  T629]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.476695][  T629]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.476698][  T629]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   61.476702][  T629]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.476706][  T629]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   61.476707][  T629]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   61.476711][  T629]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   61.476715][  T629]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   61.476719][  T629]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   61.476721][  T629]  ? copy_msghdr_from_user (net/socket.c:2650)
[   61.476724][  T629]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   61.476726][  T629]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   61.476735][  T629]  ___sys_sendmsg (net/socket.c:2767)
[   61.476740][  T629]  ? copy_msghdr_from_user (net/socket.c:2619)
[   61.476767][  T629]  __sys_sendmsg (net/socket.c:2799)
[   61.476772][  T629]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   61.476783][  T629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.476788][  T629]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.476791][  T629]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   61.476795][  T629]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.476797][  T629] RIP: 0033:0x7faadf63154e
[   61.476802][  T629] 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
[   61.476804][  T629] RSP: 002b:00007ffc082c49f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.476807][  T629] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faadf63154e
[   61.476809][  T629] RDX: 0000000000000000 RSI: 00007ffc082c4aa0 RDI: 0000000000000005
[   61.476810][  T629] RBP: 00007ffc082c4a00 R08: 0000000000000000 R09: 0000000000000000
[   61.476811][  T629] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e752
[   61.476812][  T629] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc082c5170
| [   63.923348][    C0]
| [   63.923349][    C0]
| [   63.923349][    C0] stack backtrace:
| [   63.923356][    C0] Tainted: [W]=WARN
[   63.923358][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.923360][    C0] Call Trace:
[   63.923362][    C0]  <IRQ>
[   63.923363][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   63.923367][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   63.923371][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   63.923374][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   63.923378][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   63.923381][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   63.923384][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   63.923388][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   63.923391][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   63.923393][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923396][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.923399][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   63.923402][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   63.923404][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   63.923406][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   63.923408][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   63.923411][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923413][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.923416][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   63.923419][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   63.923421][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.923425][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   63.923427][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   63.923429][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923431][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   63.923434][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   63.923438][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   63.923440][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   63.923443][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   63.923446][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   63.923449][    C0]  _printk (kernel/printk/printk.c:2504)
[   63.923452][    C0]  ? snapshot_read.cold (user.c:?)
[   63.923455][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   63.923457][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.923461][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   63.923463][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   63.923466][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   63.923469][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   63.923471][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   63.923473][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   63.923478][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   63.923481][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.923483][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923486][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   63.923488][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   63.923492][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   63.923494][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.923499][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.923503][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   63.923506][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   63.923508][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   63.923511][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923513][    C0]  handle_softirqs (kernel/softirq.c:645)
[   63.923517][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.923520][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   63.923523][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   63.923526][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   63.923528][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   63.923531][    C0]  </IRQ>
[   63.923532][    C0]  <TASK>
[   63.923533][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   63.923536][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   63.923539][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   63.923542][    C0] Code: 48 8b 3d d4 51 10 02 e8 1f 00 00 00 48 2b 05 98 82 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 55 29 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 d4 51 10 02 	mov    0x21051d4(%rip),%rdi        # 0x21051db
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 98 82 b2 00 	sub    0xb28298(%rip),%rax        # 0xb282ab
  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 53 55 29 00 	verw   0x295553(%rip)        # 0x29557b
  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
[   63.923545][    C0] RSP: 0018:ffffffffbae07cf8 EFLAGS: 00000296
[   63.923548][    C0] RAX: 0000000000071559 RBX: ffffffffbae1c600 RCX: ffffffffb7cf4ce7
[   63.923550][    C0] RDX: ffffffffbae1c600 RSI: ffffffffbac88c6b RDI: ffffffffba693160
[   63.923552][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   63.923553][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff75c0fa2
[   63.923555][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   63.923557][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   63.923561][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   63.923564][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   63.923566][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   63.923571][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   63.923574][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   63.923577][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   63.923580][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923583][    C0]  do_idle (kernel/sched/idle.c:355)
[   63.923586][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   63.923588][    C0]  rest_init (init/main.c:727)
[   63.923591][    C0]  ? __cpuidle_text_end (??:?)
[   63.923595][    C0]  ? rest_init (init/main.c:727)
[   63.923597][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   63.923601][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   63.923603][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   63.923607][    C0]  start_kernel (init/main.c:1185)
[   63.923610][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   63.923612][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   63.923615][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   63.923644][    C0] softirqs last disabled at (464219): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   63.923647][    C0] Preemption disabled at:
| [   63.923647][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   63.923655][    C0] Tainted: [W]=WARN
[   63.923656][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.923657][    C0] Call Trace:
[   63.923658][    C0]  <IRQ>
[   63.923659][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   63.923662][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   63.923664][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   63.923668][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   63.923671][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923673][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   63.923677][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.923679][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.923683][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   63.923685][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.923688][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   63.923691][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   63.923694][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   63.923698][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   63.923703][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   63.923705][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923707][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923710][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   63.923713][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   63.923715][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   63.923717][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923720][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.923723][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   63.923726][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   63.923728][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.923732][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   63.923734][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   63.923736][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923738][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   63.923741][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   63.923744][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   63.923747][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   63.923749][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   63.923753][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   63.923755][    C0]  _printk (kernel/printk/printk.c:2504)
[   63.923758][    C0]  ? snapshot_read.cold (user.c:?)
[   63.923761][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   63.923764][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.923768][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   63.923770][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   63.923773][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   63.923776][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   63.923779][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   63.923781][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   63.923783][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   63.923786][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.923789][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923792][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   63.923794][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   63.923798][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   63.923800][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   63.923805][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.923809][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   63.923811][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   63.923814][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   63.923816][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923818][    C0]  handle_softirqs (kernel/softirq.c:645)
[   63.923821][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   63.923824][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   63.923827][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   63.923830][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   63.923832][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   63.923835][    C0]  </IRQ>
[   63.923836][    C0]  <TASK>
[   63.923837][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   63.923840][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   63.923842][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   63.923845][    C0] Code: 48 8b 3d d4 51 10 02 e8 1f 00 00 00 48 2b 05 98 82 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 55 29 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 d4 51 10 02 	mov    0x21051d4(%rip),%rdi        # 0x21051db
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 98 82 b2 00 	sub    0xb28298(%rip),%rax        # 0xb282ab
  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 53 55 29 00 	verw   0x295553(%rip)        # 0x29557b
  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
[   63.923847][    C0] RSP: 0018:ffffffffbae07cf8 EFLAGS: 00000296
[   63.923849][    C0] RAX: 0000000000071559 RBX: ffffffffbae1c600 RCX: ffffffffb7cf4ce7
[   63.923850][    C0] RDX: ffffffffbae1c600 RSI: ffffffffbac88c6b RDI: ffffffffba693160
[   63.923852][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   63.923853][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff75c0fa2
[   63.923854][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   63.923857][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   63.923860][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   63.923863][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   63.923865][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   63.923867][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   63.923870][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   63.923872][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   63.923875][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.923878][    C0]  do_idle (kernel/sched/idle.c:355)
[   63.923881][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   63.923883][    C0]  rest_init (init/main.c:727)
[   63.923885][    C0]  ? __cpuidle_text_end (??:?)
[   63.923889][    C0]  ? rest_init (init/main.c:727)
[   63.923891][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   63.923894][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   63.923896][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   63.923899][    C0]  start_kernel (init/main.c:1185)
[   63.923902][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   63.923904][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)


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