======================================
| [   10.023981][  T179] softirqs last disabled at (30671): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.023983][  T179] Preemption disabled at:
| [   10.023984][  T179] 0x0
| [   10.023995][  T179] Tainted: [W]=WARN
[   10.023995][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.023997][  T179] Call Trace:
[   10.023999][  T179]  <TASK>
[   10.024000][  T179]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.024007][  T179]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.024011][  T179]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.024015][  T179]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.024020][  T179]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.024024][  T179]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.024031][  T179]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.024034][  T179]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.024037][  T179]  put_chars (drivers/char/virtio_console.c:1176)
[   10.024040][  T179]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.024041][  T179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.024046][  T179]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.024051][  T179]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.024058][  T179]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.024060][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.024062][  T179]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.024066][  T179]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.024070][  T179]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.024072][  T179]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.024075][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.024078][  T179]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.024081][  T179]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.024086][  T179]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.024087][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.024093][  T179]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.024096][  T179]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.024097][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.024100][  T179]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.024103][  T179]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.024105][  T179]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.024109][  T179]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.024112][  T179]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.024116][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.024120][  T179]  _printk (kernel/printk/printk.c:2504)
[   10.024123][  T179]  ? snapshot_read.cold (user.c:?)
[   10.024126][  T179]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.024129][  T179]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.024133][  T179]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.024135][  T179]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.024139][  T179]  ? exit_notify (kernel/exit.c:780)
[   10.024141][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.024144][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.024148][  T179]  do_group_exit (kernel/exit.c:1151)
[   10.024151][  T179]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.024153][  T179]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.024155][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.024158][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.024161][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.024164][  T179] RIP: 0033:0x7f3b9eb011b8
[   10.024166][  T179] Code: Unable to access opcode bytes at 0x7f3b9eb0118e.

Code starting with the faulting instruction
===========================================
[   10.024167][  T179] RSP: 002b:00007fff99f97518 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.024169][  T179] RAX: ffffffffffffffda RBX: 00007f3b9ec31f88 RCX: 00007f3b9eb011b8
[   10.024171][  T179] RDX: 00007f3b9e95eb48 RSI: fffffffffffffec8 RDI: 0000000000000000
[   10.024172][  T179] RBP: 00007fff99f97570 R08: 0000000000000000 R09: 0000000000001010
[   10.024173][  T179] R10: 00007fff99f97390 R11: 0000000000000246 R12: 0000000000000002
[   10.024173][  T179] R13: 0000000000000000 R14: 00007f3b9ec30680 R15: 00007f3b9ec31fa0
| [   11.517458][  T236] softirqs last disabled at (15810): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.517460][  T236] Preemption disabled at:
| [   11.517461][  T236] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.517472][  T236] Tainted: [W]=WARN
[   11.517473][  T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.517475][  T236] Call Trace:
[   11.517477][  T236]  <TASK>
[   11.517478][  T236]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.517484][  T236]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.517487][  T236]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.517491][  T236]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.517496][  T236]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.517501][  T236]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.517503][  T236]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.517509][  T236]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.517512][  T236]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.517515][  T236]  put_chars (drivers/char/virtio_console.c:1176)
[   11.517518][  T236]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.517522][  T236]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.517526][  T236]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.517529][  T236]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.517531][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517532][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517536][  T236]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.517538][  T236]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.517542][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517546][  T236]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.517550][  T236]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.517553][  T236]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.517555][  T236]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.517559][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517561][  T236]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.517565][  T236]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.517569][  T236]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.517573][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517579][  T236]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.517581][  T236]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.517583][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517586][  T236]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.517589][  T236]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.517591][  T236]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.517595][  T236]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.517599][  T236]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.517601][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.517603][  T236]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.517607][  T236]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.517611][  T236]  _printk (kernel/printk/printk.c:2504)
[   11.517614][  T236]  ? snapshot_read.cold (user.c:?)
[   11.517619][  T236]  ? br_multicast_flood (??:?) bridge
[   11.517633][  T236]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.517634][  T236]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.517636][  T236]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.517640][  T236] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.517651][  T236] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.517660][  T236] new_nbp (net/bridge/br_if.c:449) bridge
[   11.517669][  T236] br_add_if (net/bridge/br_if.c:592) bridge
[   11.517676][  T236]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.517681][  T236]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.517683][  T236]  ? __kernel_text_address (kernel/extable.c:79)
[   11.517687][  T236]  do_set_master (net/core/rtnetlink.c:3071)
[   11.517692][  T236]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.517695][  T236]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.517699][  T236]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.517700][  T236]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.517702][  T236]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.517706][  T236]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.517709][  T236]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.517711][  T236]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.517713][  T236]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.517717][  T236]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.517718][  T236]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.517721][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517723][  T236]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.517727][  T236]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.517731][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.517733][  T236]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.517736][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517745][  T236]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.517746][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517748][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517750][  T236]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.517754][  T236]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.517756][  T236]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.517758][  T236]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.517762][  T236]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.517763][  T236]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.517768][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.517774][  T236]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.517779][  T236]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.517781][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517786][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.517788][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.517790][  T236]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.517791][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.517795][  T236]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.517797][  T236]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.517801][  T236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.517802][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517806][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.517808][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.517812][  T236]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.517813][  T236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.517816][  T236]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.517823][  T236]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.517824][  T236]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.517828][  T236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.517832][  T236]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.517835][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517839][  T236]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.517843][  T236]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.517847][  T236]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.517852][  T236]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.517854][  T236]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.517857][  T236]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.517858][  T236]  ? move_addr_to_kernel (net/socket.c:258)
[   11.517866][  T236]  ___sys_sendmsg (net/socket.c:2767)
[   11.517868][  T236]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.517884][  T236]  __sys_sendmsg (net/socket.c:2799)
[   11.517887][  T236]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.517894][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517897][  T236]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.517900][  T236]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.517903][  T236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.517905][  T236] RIP: 0033:0x7fd861eee54e
[   11.517909][  T236] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.517910][  T236] RSP: 002b:00007ffd9369e6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.517913][  T236] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd861eee54e
[   11.517915][  T236] RDX: 0000000000000000 RSI: 00007ffd9369e780 RDI: 0000000000000005
[   11.517915][  T236] RBP: 00007ffd9369e6e0 R08: 0000000000000000 R09: 0000000000000000
[   11.517916][  T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa61
[   11.517917][  T236] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9369ee40
| [   19.267961][  T291] softirqs last disabled at (11016): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2))
| [   19.267964][  T291] Preemption disabled at:
| [   19.267964][  T291] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.267974][  T291] Tainted: [W]=WARN
[   19.267975][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.267977][  T291] Call Trace:
[   19.267978][  T291]  <TASK>
[   19.267980][  T291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.267986][  T291]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.267988][  T291]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.267992][  T291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.267997][  T291]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.268002][  T291]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.268004][  T291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.268010][  T291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.268012][  T291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.268016][  T291]  put_chars (drivers/char/virtio_console.c:1176)
[   19.268018][  T291]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   19.268020][  T291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.268025][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.268029][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.268033][  T291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.268036][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.268037][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.268042][  T291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.268044][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.268047][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.268050][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.268054][  T291]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.268058][  T291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.268059][  T291]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   19.268063][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.268065][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.268069][  T291]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.268073][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.268075][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.268080][  T291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.268083][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.268085][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.268087][  T291]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.268091][  T291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.268093][  T291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.268096][  T291]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.268100][  T291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.268102][  T291]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   19.268104][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.268106][  T291]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   19.268107][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   19.268111][  T291]  _printk (kernel/printk/printk.c:2504)
[   19.268115][  T291]  ? snapshot_read.cold (user.c:?)
[   19.268118][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.268120][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.268122][  T291]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.268125][  T291]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.268129][  T291]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.268131][  T291]  ? netdev_notice (net/core/dev.c:13194)
[   19.268136][  T291]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   19.268137][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.268140][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.268142][  T291]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.268146][  T291]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   19.268150][  T291]  __dev_change_flags (net/core/dev.c:9821)
[   19.268154][  T291]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.268156][  T291]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   19.268159][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   19.268160][  T291]  ? write_profile (profile.c:?)
[   19.268163][  T291]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   19.268168][  T291]  netif_change_flags (net/core/dev.c:9877)
[   19.268171][  T291]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   19.268176][  T291]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.268178][  T291]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.268180][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.268181][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.268185][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.268187][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.268189][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.268192][  T291]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.268195][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.268196][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.268199][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.268201][  T291]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   19.268204][  T291]  ? ___sys_sendmsg (net/socket.c:2757)
[   19.268209][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.268211][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.268213][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.268216][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.268217][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.268219][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.268221][  T291]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.268224][  T291]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   19.268227][  T291]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.268229][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.268233][  T291]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.268238][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.268244][  T291]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.268249][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.268251][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.268255][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.268257][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.268259][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.268261][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.268265][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.268267][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.268270][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.268271][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.268276][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.268278][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.268281][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.268283][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.268286][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.268292][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.268294][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.268298][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.268302][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.268305][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.268309][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.268313][  T291]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.268316][  T291]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.268322][  T291]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.268324][  T291]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.268326][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.268328][  T291]  ? move_addr_to_kernel (net/socket.c:258)
[   19.268336][  T291]  ___sys_sendmsg (net/socket.c:2767)
[   19.268338][  T291]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.268354][  T291]  __sys_sendmsg (net/socket.c:2799)
[   19.268357][  T291]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.268364][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.268367][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.268370][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.268373][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.268375][  T291] RIP: 0033:0x7f15ffe3e54e
[   19.268379][  T291] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.268381][  T291] RSP: 002b:00007fffdb2a0a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.268384][  T291] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f15ffe3e54e
[   19.268385][  T291] RDX: 0000000000000000 RSI: 00007fffdb2a0b40 RDI: 0000000000000005
[   19.268386][  T291] RBP: 00007fffdb2a0aa0 R08: 0000000000000000 R09: 0000000000000000
[   19.268387][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa69
[   19.268387][  T291] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffdb2a1200
| [   26.979146][    C3] softirqs last disabled at (612133): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.979147][    C3] Preemption disabled at:
| [   26.979148][    C3] 0x0
| [   26.979159][    C3] Tainted: [W]=WARN
[   26.979160][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.979162][    C3] Call Trace:
[   26.979164][    C3]  <IRQ>
[   26.979166][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.979171][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.979175][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.979178][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.979181][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979184][    C3]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.979188][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.979190][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.979193][    C3]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.979195][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.979197][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   26.979199][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.979201][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.979204][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.979208][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.979209][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979211][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.979213][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.979215][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.979217][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979219][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979220][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.979222][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.979224][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.979226][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.979229][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.979230][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.979232][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.979233][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979235][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.979236][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.979238][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.979240][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.979242][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.979244][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.979246][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979258][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.979259][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979266][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979271][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.979275][    C3]  _printk (kernel/printk/printk.c:2504)
[   26.979278][    C3]  ? snapshot_read.cold (user.c:?)
[   26.979279][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.979284][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.979286][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.979287][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.979290][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.979293][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.979295][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.979296][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.979298][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.979300][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979306][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979308][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.979309][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.979316][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.979317][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979323][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979329][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.979335][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   26.979338][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.979340][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.979343][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.979345][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.979347][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979349][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.979351][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.979357][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.979359][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.979362][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.979364][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.979366][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.979368][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.979370][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979371][    C3]  handle_softirqs (kernel/softirq.c:645)
[   26.979373][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.979375][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.979377][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.979378][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   26.979380][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.979382][    C3]  </IRQ>
[   26.979383][    C3]  <TASK>
[   26.979383][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.979385][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.979388][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.979390][    C3] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.979392][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   26.979395][    C3] RAX: 0000000000095723 RBX: ff11000001c88040 RCX: ffffffff82ef0307
[   26.979396][    C3] RDX: ff11000001c88040 RSI: ffffffff85c38af6 RDI: ffffffff8568d8e0
[   26.979397][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.979398][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   26.979399][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.979400][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.979403][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.979405][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   26.979407][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.979408][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   26.979410][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.979412][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.979413][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979415][    C3]  do_idle (kernel/sched/idle.c:355)
[   26.979417][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.979418][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.979420][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.979422][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.058984][    C3]
| [   27.059074][    C3]
| [   27.059074][    C3] stack backtrace:
| [   27.059378][    C3] Tainted: [W]=WARN
[   27.059379][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.059381][    C3] Call Trace:
[   27.059383][    C3]  <IRQ>
[   27.059386][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.059392][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.059396][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.059401][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.059403][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.059406][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.059409][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.059412][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.059423][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.059427][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.059430][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.059440][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.059443][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.059453][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.059464][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.059474][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   27.059477][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.059480][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.059484][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.059487][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.059490][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.059493][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.059496][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.059507][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.059509][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.059513][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.059517][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.059520][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.059522][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.059526][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.059528][    C3]  handle_softirqs (kernel/softirq.c:645)
[   27.059531][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.059533][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.059537][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.059539][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   27.059541][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.059544][    C3]  </IRQ>
[   27.059545][    C3]  <TASK>
[   27.059546][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.059548][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.059551][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.059555][    C3] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.059557][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   27.059561][    C3] RAX: 0000000000095723 RBX: ff11000001c88040 RCX: ffffffff82ef0307
[   27.059563][    C3] RDX: ff11000001c88040 RSI: ffffffff85c38af6 RDI: ffffffff8568d8e0
[   27.059564][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.059566][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   27.059567][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.059569][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.059572][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.059575][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   27.059577][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.059580][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   27.059582][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.059585][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.059587][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.059590][    C3]  do_idle (kernel/sched/idle.c:355)
[   27.059592][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.059595][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.059597][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.059600][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   44.222146][  T326] softirqs last disabled at (0): 0x0
| [   44.222148][  T326] Preemption disabled at:
| [   44.222149][  T326] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.222160][  T326] Tainted: [W]=WARN
[   44.222161][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.222163][  T326] Call Trace:
[   44.222164][  T326]  <TASK>
[   44.222166][  T326]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.222171][  T326]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.222173][  T326]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.222177][  T326]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.222180][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222183][  T326]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   44.222187][  T326]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.222189][  T326]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.222193][  T326]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.222195][  T326]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.222197][  T326]  put_chars (drivers/char/virtio_console.c:1176)
[   44.222199][  T326]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   44.222200][  T326]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.222202][  T326]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   44.222204][  T326]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.222208][  T326]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.222209][  T326]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   44.222210][  T326]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.222212][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222213][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222215][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222217][  T326]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.222220][  T326]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.222221][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222223][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222225][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222226][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222228][  T326]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.222230][  T326]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.222232][  T326]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.222235][  T326]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.222236][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222238][  T326]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.222239][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222241][  T326]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.222242][  T326]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.222244][  T326]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.222246][  T326]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.222247][  T326]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.222249][  T326]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.222252][  T326]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.222253][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222255][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222256][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222258][  T326]  _printk (kernel/printk/printk.c:2504)
[   44.222262][  T326]  ? snapshot_read.cold (user.c:?)
[   44.222263][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222265][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222266][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222268][  T326]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.222271][  T326]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.222272][  T326]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.222274][  T326]  ? netdev_notice (net/core/dev.c:13194)
[   44.222276][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222278][  T326]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   44.222279][  T326]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.222281][  T326]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.222283][  T326]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   44.222286][  T326]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   44.222289][  T326]  __dev_change_flags (net/core/dev.c:9821)
[   44.222293][  T326]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   44.222295][  T326]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.222297][  T326]  ? __kernel_text_address (kernel/extable.c:79)
[   44.222298][  T326]  ? write_profile (profile.c:?)
[   44.222301][  T326]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.222304][  T326]  netif_change_flags (net/core/dev.c:9877)
[   44.222306][  T326]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   44.222310][  T326]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.222311][  T326]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.222312][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222314][  T326]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.222318][  T326]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.222321][  T326]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.222322][  T326]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.222324][  T326]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.222325][  T326]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.222327][  T326]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.222328][  T326]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.222329][  T326]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.222331][  T326]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.222333][  T326]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.222334][  T326]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.222336][  T326]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.222338][  T326]  ? __sys_sendmsg (net/socket.c:2799)
[   44.222340][  T326]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.222342][  T326]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.222344][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222346][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222347][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222349][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222350][  T326]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.222352][  T326]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   44.222354][  T326]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.222356][  T326]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.222357][  T326]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.222359][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.222361][  T326]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.222363][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222365][  T326]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.222366][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222367][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222369][  T326]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.222373][  T326]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.222374][  T326]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.222376][  T326]  ? __kernel_text_address (kernel/extable.c:79)
[   44.222377][  T326]  ? write_profile (profile.c:?)
[   44.222378][  T326]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.222380][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222381][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222383][  T326]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.222386][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222388][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222389][  T326]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.222391][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.222392][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.222394][  T326]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.222395][  T326]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.222398][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.222399][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.222400][  T326]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.222402][  T326]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.222403][  T326]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.222406][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222407][  T326]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.222409][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.222411][  T326]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.222413][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222414][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222416][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.222418][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.222420][  T326]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.222421][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222423][  T326]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.222425][  T326]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.222426][  T326]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.222428][  T326]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.222430][  T326]  ? move_addr_to_kernel (net/socket.c:258)
[   44.222431][  T326]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.222433][  T326]  ___sys_sendmsg (net/socket.c:2767)
[   44.222435][  T326]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.222440][  T326]  __sys_sendmsg (net/socket.c:2799)
[   44.222442][  T326]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.222444][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.222446][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.222448][  T326]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.222450][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.222451][  T326] RIP: 0033:0x7f468ec5a54e
[   44.222453][  T326] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.222455][  T326] RSP: 002b:00007ffe43d31ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.222459][  T326] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f468ec5a54e
[   44.222460][  T326] RDX: 0000000000000000 RSI: 00007ffe43d31b60 RDI: 0000000000000005
[   44.222461][  T326] RBP: 00007ffe43d31ac0 R08: 0000000000000000 R09: 0000000000000000
[   44.222462][  T326] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa82
[   44.222462][  T326] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe43d32220
| [   45.531565][  T347] softirqs last disabled at (0): 0x0
| [   45.531567][  T347] Preemption disabled at:
| [   45.531568][  T347] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.531579][  T347] Tainted: [W]=WARN
[   45.531581][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.531582][  T347] Call Trace:
[   45.531584][  T347]  <TASK>
[   45.531585][  T347]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.531590][  T347]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.531592][  T347]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.531595][  T347]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.531599][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531603][  T347]  __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))
[   45.531606][  T347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.531609][  T347]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.531613][  T347]  ? 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)
[   45.531615][  T347]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.531617][  T347]  put_chars (drivers/char/virtio_console.c:1176)
[   45.531619][  T347]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   45.531621][  T347]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.531623][  T347]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   45.531626][  T347]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.531629][  T347]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.531630][  T347]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   45.531632][  T347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.531633][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531635][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531637][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531639][  T347]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.531642][  T347]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.531644][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531645][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531647][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531649][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531650][  T347]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.531652][  T347]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.531654][  T347]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.531657][  T347]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.531659][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531660][  T347]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.531662][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531664][  T347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.531665][  T347]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.531667][  T347]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.531669][  T347]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.531670][  T347]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.531672][  T347]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.531675][  T347]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.531677][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531678][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531680][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531682][  T347]  _printk (kernel/printk/printk.c:2504)
[   45.531685][  T347]  ? snapshot_read.cold (user.c:?)
[   45.531687][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531689][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531690][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531692][  T347]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.531695][  T347]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.531697][  T347]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.531698][  T347]  ? netdev_notice (net/core/dev.c:13194)
[   45.531700][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531702][  T347]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   45.531704][  T347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.531705][  T347]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.531707][  T347]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   45.531711][  T347]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   45.531713][  T347]  __dev_change_flags (net/core/dev.c:9821)
[   45.531718][  T347]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.531720][  T347]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.531722][  T347]  ? __kernel_text_address (kernel/extable.c:79)
[   45.531723][  T347]  ? write_profile (profile.c:?)
[   45.531726][  T347]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.531728][  T347]  netif_change_flags (net/core/dev.c:9877)
[   45.531731][  T347]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   45.531735][  T347]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.531736][  T347]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.531737][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531739][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.531743][  T347]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.531746][  T347]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.531747][  T347]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.531748][  T347]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.531750][  T347]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.531751][  T347]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.531753][  T347]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.531754][  T347]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.531756][  T347]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.531758][  T347]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.531759][  T347]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.531762][  T347]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.531763][  T347]  ? __sys_sendmsg (net/socket.c:2799)
[   45.531765][  T347]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.531768][  T347]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.531770][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531771][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531773][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531774][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531776][  T347]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.531778][  T347]  ? __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)
[   45.531780][  T347]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.531782][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.531783][  T347]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.531786][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.531788][  T347]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.531790][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531792][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.531793][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531794][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531796][  T347]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.531800][  T347]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.531801][  T347]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.531803][  T347]  ? __kernel_text_address (kernel/extable.c:79)
[   45.531804][  T347]  ? write_profile (profile.c:?)
[   45.531805][  T347]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.531806][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531808][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531810][  T347]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.531813][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531815][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531816][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.531818][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.531819][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.531821][  T347]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.531822][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.531824][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.531826][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.531827][  T347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.531829][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.531830][  T347]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.531833][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531834][  T347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.531836][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.531838][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.531840][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531842][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531843][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.531845][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.531847][  T347]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.531849][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531851][  T347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.531853][  T347]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.531855][  T347]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.531856][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.531858][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   45.531859][  T347]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.531862][  T347]  ___sys_sendmsg (net/socket.c:2767)
[   45.531864][  T347]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.531869][  T347]  __sys_sendmsg (net/socket.c:2799)
[   45.531870][  T347]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.531873][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.531875][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.531876][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.531879][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.531880][  T347] RIP: 0033:0x7f7791a8e54e
[   45.531882][  T347] 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
[   45.531884][  T347] RSP: 002b:00007ffe9686b6e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.531888][  T347] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7791a8e54e
[   45.531889][  T347] RDX: 0000000000000000 RSI: 00007ffe9686b790 RDI: 0000000000000005
[   45.531890][  T347] RBP: 00007ffe9686b6f0 R08: 0000000000000000 R09: 0000000000000000
[   45.531891][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa83
[   45.531891][  T347] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9686be50
| [   46.802112][  T358] softirqs last disabled at (0): 0x0
| [   46.802114][  T358] Preemption disabled at:
| [   46.802116][  T358] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.802130][  T358] Tainted: [W]=WARN
[   46.802131][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.802134][  T358] Call Trace:
[   46.802136][  T358]  <TASK>
[   46.802137][  T358]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.802144][  T358]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.802147][  T358]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.802152][  T358]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.802156][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802161][  T358]  __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))
[   46.802165][  T358]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.802169][  T358]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.802174][  T358]  ? 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)
[   46.802176][  T358]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.802179][  T358]  put_chars (drivers/char/virtio_console.c:1176)
[   46.802182][  T358]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   46.802184][  T358]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.802187][  T358]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.802191][  T358]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.802196][  T358]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.802197][  T358]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   46.802200][  T358]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.802202][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802205][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802207][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802211][  T358]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.802214][  T358]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.802217][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802220][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802222][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802224][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802227][  T358]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.802229][  T358]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.802233][  T358]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.802237][  T358]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.802239][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802242][  T358]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.802244][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802246][  T358]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.802248][  T358]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.802250][  T358]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.802254][  T358]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.802256][  T358]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.802259][  T358]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.802262][  T358]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.802265][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802267][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802270][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802273][  T358]  _printk (kernel/printk/printk.c:2504)
[   46.802277][  T358]  ? snapshot_read.cold (user.c:?)
[   46.802279][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802282][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802284][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802286][  T358]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.802290][  T358]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.802293][  T358]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.802295][  T358]  ? netdev_notice (net/core/dev.c:13194)
[   46.802298][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802301][  T358]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   46.802303][  T358]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.802306][  T358]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.802309][  T358]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.802313][  T358]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   46.802316][  T358]  __dev_change_flags (net/core/dev.c:9821)
[   46.802322][  T358]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.802324][  T358]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.802327][  T358]  ? __kernel_text_address (kernel/extable.c:79)
[   46.802329][  T358]  ? write_profile (profile.c:?)
[   46.802332][  T358]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.802336][  T358]  netif_change_flags (net/core/dev.c:9877)
[   46.802340][  T358]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   46.802345][  T358]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.802347][  T358]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.802349][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802351][  T358]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.802356][  T358]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.802360][  T358]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.802362][  T358]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.802364][  T358]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   46.802366][  T358]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.802369][  T358]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   46.802370][  T358]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.802372][  T358]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.802376][  T358]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.802378][  T358]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.802380][  T358]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.802383][  T358]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.802385][  T358]  ? __sys_sendmsg (net/socket.c:2799)
[   46.802387][  T358]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.802391][  T358]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.802394][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802397][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802398][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802401][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802403][  T358]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.802406][  T358]  ? __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)
[   46.802409][  T358]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.802411][  T358]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.802414][  T358]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.802417][  T358]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.802421][  T358]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.802424][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802427][  T358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.802429][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802431][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802434][  T358]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   46.802438][  T358]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.802440][  T358]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.802442][  T358]  ? __kernel_text_address (kernel/extable.c:79)
[   46.802444][  T358]  ? write_profile (profile.c:?)
[   46.802446][  T358]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.802448][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802450][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802453][  T358]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.802457][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802459][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802462][  T358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.802464][  T358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.802466][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.802469][  T358]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.802471][  T358]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.802475][  T358]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.802477][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.802479][  T358]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.802481][  T358]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.802483][  T358]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.802487][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802490][  T358]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.802493][  T358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.802496][  T358]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.802499][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802501][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802503][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.802506][  T358]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.802509][  T358]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.802512][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802515][  T358]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.802517][  T358]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.802520][  T358]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.802522][  T358]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.802525][  T358]  ? move_addr_to_kernel (net/socket.c:258)
[   46.802527][  T358]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.802531][  T358]  ___sys_sendmsg (net/socket.c:2767)
[   46.802534][  T358]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.802542][  T358]  __sys_sendmsg (net/socket.c:2799)
[   46.802545][  T358]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.802549][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.802552][  T358]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.802554][  T358]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.802557][  T358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.802560][  T358] RIP: 0033:0x7fa5eb8e054e
[   46.802563][  T358] 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
[   46.802565][  T358] RSP: 002b:00007ffcc4704bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.802570][  T358] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5eb8e054e
[   46.802572][  T358] RDX: 0000000000000000 RSI: 00007ffcc4704c70 RDI: 0000000000000005
[   46.802573][  T358] RBP: 00007ffcc4704bd0 R08: 0000000000000000 R09: 0000000000000000
[   46.802574][  T358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa85
[   46.802576][  T358] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc4705330
| [   48.050495][  T370] softirqs last disabled at (0): 0x0
| [   48.050497][  T370] Preemption disabled at:
| [   48.050497][  T370] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.050509][  T370] Tainted: [W]=WARN
[   48.050510][  T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.050511][  T370] Call Trace:
[   48.050513][  T370]  <TASK>
[   48.050514][  T370]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.050519][  T370]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.050522][  T370]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.050525][  T370]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.050529][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050532][  T370]  __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))
[   48.050536][  T370]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.050539][  T370]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.050543][  T370]  ? 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)
[   48.050544][  T370]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.050546][  T370]  put_chars (drivers/char/virtio_console.c:1176)
[   48.050548][  T370]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   48.050550][  T370]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.050552][  T370]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   48.050554][  T370]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.050558][  T370]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.050559][  T370]  ? 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)
[   48.050561][  T370]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.050562][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050564][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050566][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050568][  T370]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.050571][  T370]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.050573][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050574][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050576][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050578][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050580][  T370]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   48.050582][  T370]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.050584][  T370]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.050587][  T370]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.050588][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050590][  T370]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.050592][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050593][  T370]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.050595][  T370]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.050596][  T370]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   48.050598][  T370]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.050600][  T370]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.050603][  T370]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.050605][  T370]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.050607][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050609][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050610][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050613][  T370]  _printk (kernel/printk/printk.c:2504)
[   48.050616][  T370]  ? snapshot_read.cold (user.c:?)
[   48.050618][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050620][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050622][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050624][  T370]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.050627][  T370]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.050629][  T370]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.050631][  T370]  ? netdev_notice (net/core/dev.c:13194)
[   48.050632][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050634][  T370]  ? 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)
[   48.050636][  T370]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.050638][  T370]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.050640][  T370]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.050643][  T370]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   48.050646][  T370]  __dev_change_flags (net/core/dev.c:9821)
[   48.050651][  T370]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.050652][  T370]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.050655][  T370]  ? __kernel_text_address (kernel/extable.c:79)
[   48.050656][  T370]  ? write_profile (profile.c:?)
[   48.050658][  T370]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.050661][  T370]  netif_change_flags (net/core/dev.c:9877)
[   48.050664][  T370]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   48.050668][  T370]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.050669][  T370]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.050670][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050672][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.050676][  T370]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.050679][  T370]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.050680][  T370]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.050682][  T370]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.050684][  T370]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   48.050685][  T370]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   48.050686][  T370]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.050687][  T370]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.050690][  T370]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.050692][  T370]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.050693][  T370]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.050695][  T370]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.050697][  T370]  ? __sys_sendmsg (net/socket.c:2799)
[   48.050699][  T370]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.050702][  T370]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.050704][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050705][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050707][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050709][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050710][  T370]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.050713][  T370]  ? __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)
[   48.050715][  T370]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.050716][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.050718][  T370]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.050720][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.050722][  T370]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.050724][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050726][  T370]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.050727][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050729][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050731][  T370]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   48.050734][  T370]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.050736][  T370]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.050738][  T370]  ? __kernel_text_address (kernel/extable.c:79)
[   48.050739][  T370]  ? write_profile (profile.c:?)
[   48.050740][  T370]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.050741][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050743][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050745][  T370]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.050748][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050750][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050752][  T370]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.050753][  T370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.050755][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.050756][  T370]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.050758][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.050760][  T370]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.050762][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.050763][  T370]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.050764][  T370]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.050766][  T370]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   48.050768][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050770][  T370]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.050772][  T370]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.050774][  T370]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.050776][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050778][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050779][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.050781][  T370]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.050783][  T370]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.050785][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050787][  T370]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.050789][  T370]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.050790][  T370]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.050792][  T370]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.050794][  T370]  ? move_addr_to_kernel (net/socket.c:258)
[   48.050795][  T370]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.050798][  T370]  ___sys_sendmsg (net/socket.c:2767)
[   48.050800][  T370]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.050805][  T370]  __sys_sendmsg (net/socket.c:2799)
[   48.050807][  T370]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.050810][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.050812][  T370]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.050813][  T370]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.050815][  T370]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.050817][  T370] RIP: 0033:0x7fc20decd54e
[   48.050819][  T370] 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
[   48.050821][  T370] RSP: 002b:00007ffc43bd9300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.050825][  T370] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc20decd54e
[   48.050826][  T370] RDX: 0000000000000000 RSI: 00007ffc43bd93b0 RDI: 0000000000000005
[   48.050827][  T370] RBP: 00007ffc43bd9310 R08: 0000000000000000 R09: 0000000000000000
[   48.050828][  T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa86
[   48.050828][  T370] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc43bd9a70
| [   49.315129][  T381] softirqs last disabled at (0): 0x0
| [   49.315131][  T381] Preemption disabled at:
| [   49.315133][  T381] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.315148][  T381] Tainted: [W]=WARN
[   49.315150][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.315152][  T381] Call Trace:
[   49.315154][  T381]  <TASK>
[   49.315155][  T381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.315161][  T381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.315164][  T381]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.315169][  T381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.315173][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315178][  T381]  __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))
[   49.315182][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.315185][  T381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.315190][  T381]  ? 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)
[   49.315193][  T381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.315195][  T381]  put_chars (drivers/char/virtio_console.c:1176)
[   49.315197][  T381]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   49.315200][  T381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.315203][  T381]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   49.315206][  T381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.315212][  T381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.315213][  T381]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   49.315216][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.315218][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315220][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315223][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315226][  T381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.315230][  T381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.315233][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315235][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315238][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315240][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315243][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   49.315245][  T381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.315249][  T381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.315253][  T381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.315255][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315258][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.315260][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315262][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.315264][  T381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.315266][  T381]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   49.315269][  T381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.315272][  T381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.315275][  T381]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.315278][  T381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.315281][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315284][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315286][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315289][  T381]  _printk (kernel/printk/printk.c:2504)
[   49.315293][  T381]  ? snapshot_read.cold (user.c:?)
[   49.315295][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315298][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315300][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315302][  T381]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.315306][  T381]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.315309][  T381]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.315311][  T381]  ? netdev_notice (net/core/dev.c:13194)
[   49.315314][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315317][  T381]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   49.315319][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.315322][  T381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.315325][  T381]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.315329][  T381]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   49.315333][  T381]  __dev_change_flags (net/core/dev.c:9821)
[   49.315338][  T381]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.315341][  T381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.315344][  T381]  ? __kernel_text_address (kernel/extable.c:79)
[   49.315346][  T381]  ? write_profile (profile.c:?)
[   49.315348][  T381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.315352][  T381]  netif_change_flags (net/core/dev.c:9877)
[   49.315356][  T381]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   49.315361][  T381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.315363][  T381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.315365][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315368][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.315373][  T381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.315376][  T381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.315378][  T381]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.315381][  T381]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   49.315383][  T381]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   49.315385][  T381]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   49.315387][  T381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.315389][  T381]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.315392][  T381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.315394][  T381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.315396][  T381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.315399][  T381]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.315401][  T381]  ? __sys_sendmsg (net/socket.c:2799)
[   49.315403][  T381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.315407][  T381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.315410][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315413][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315415][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315417][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315420][  T381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.315423][  T381]  ? __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)
[   49.315425][  T381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.315428][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.315430][  T381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.315434][  T381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.315437][  T381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.315441][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315443][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.315445][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315447][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315450][  T381]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   49.315455][  T381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.315457][  T381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.315459][  T381]  ? __kernel_text_address (kernel/extable.c:79)
[   49.315461][  T381]  ? write_profile (profile.c:?)
[   49.315463][  T381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.315465][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315468][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315470][  T381]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.315474][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315476][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315479][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.315481][  T381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.315483][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.315486][  T381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.315488][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.315492][  T381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.315494][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.315496][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.315499][  T381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.315500][  T381]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   49.315505][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315507][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.315510][  T381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.315513][  T381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.315516][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315518][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315520][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.315523][  T381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.315526][  T381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.315529][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315532][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.315535][  T381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.315537][  T381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.315540][  T381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.315542][  T381]  ? move_addr_to_kernel (net/socket.c:258)
[   49.315544][  T381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.315548][  T381]  ___sys_sendmsg (net/socket.c:2767)
[   49.315551][  T381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.315559][  T381]  __sys_sendmsg (net/socket.c:2799)
[   49.315562][  T381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.315566][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.315569][  T381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.315571][  T381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.315574][  T381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.315576][  T381] RIP: 0033:0x7f926e58f54e
[   49.315579][  T381] 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
[   49.315582][  T381] RSP: 002b:00007fff4cfc7800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.315586][  T381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f926e58f54e
[   49.315588][  T381] RDX: 0000000000000000 RSI: 00007fff4cfc78b0 RDI: 0000000000000005
[   49.315589][  T381] RBP: 00007fff4cfc7810 R08: 0000000000000000 R09: 0000000000000000
[   49.315591][  T381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa87
[   49.315592][  T381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4cfc7f70
| [   53.503567][  T420] softirqs last disabled at (0): 0x0
| [   53.503569][  T420] Preemption disabled at:
| [   53.503570][  T420] 0x0
| [   53.503579][  T420] Tainted: [W]=WARN
[   53.503579][  T420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.503581][  T420] Call Trace:
[   53.503583][  T420]  <TASK>
[   53.503584][  T420]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.503590][  T420]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.503594][  T420]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.503598][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503602][  T420]  __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))
[   53.503605][  T420]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.503608][  T420]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.503612][  T420]  ? 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)
[   53.503614][  T420]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.503616][  T420]  put_chars (drivers/char/virtio_console.c:1176)
[   53.503618][  T420]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.503621][  T420]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   53.503625][  T420]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.503628][  T420]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.503631][  T420]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.503632][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503634][  T420]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.503636][  T420]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.503639][  T420]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.503641][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503642][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503644][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503646][  T420]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.503648][  T420]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   53.503649][  T420]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.503652][  T420]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.503654][  T420]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.503656][  T420]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.503657][  T420]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.503659][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503661][  T420]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.503662][  T420]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.503664][  T420]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   53.503666][  T420]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.503668][  T420]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.503670][  T420]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.503672][  T420]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.503674][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503675][  T420]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.503678][  T420]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   53.503680][  T420]  _printk (kernel/printk/printk.c:2504)
[   53.503683][  T420]  ? snapshot_read.cold (user.c:?)
[   53.503685][  T420]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   53.503690][  T420] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   53.503703][  T420] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   53.503711][  T420] br_device_event (net/bridge/br.c:111) bridge
[   53.503720][  T420]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   53.503723][  T420]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   53.503725][  T420]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   53.503728][  T420]  notifier_call_chain (kernel/notifier.c:85)
[   53.503731][  T420]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   53.503735][  T420]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.503737][  T420]  ? netif_change_name (net/core/dev.c:1517)
[   53.503739][  T420]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   53.503741][  T420]  ? __kernel_text_address (kernel/extable.c:79)
[   53.503743][  T420]  ? write_profile (profile.c:?)
[   53.503745][  T420]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.503748][  T420]  netif_change_flags (net/core/dev.c:9882)
[   53.503750][  T420]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   53.503753][  T420]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.503755][  T420]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.503756][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503757][  T420]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.503761][  T420]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.503764][  T420]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.503766][  T420]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.503767][  T420]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   53.503769][  T420]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   53.503770][  T420]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   53.503771][  T420]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.503772][  T420]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.503775][  T420]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.503777][  T420]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.503778][  T420]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.503780][  T420]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.503782][  T420]  ? __sys_sendmsg (net/socket.c:2799)
[   53.503784][  T420]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.503786][  T420]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.503788][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503790][  T420]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.503791][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503793][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503795][  T420]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.503798][  T420]  ? __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)
[   53.503799][  T420]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.503801][  T420]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.503802][  T420]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.503804][  T420]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.503806][  T420]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.503808][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503810][  T420]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.503811][  T420]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.503813][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503815][  T420]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   53.503818][  T420]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.503820][  T420]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.503821][  T420]  ? __kernel_text_address (kernel/extable.c:79)
[   53.503822][  T420]  ? write_profile (profile.c:?)
[   53.503823][  T420]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.503825][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503827][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503828][  T420]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.503832][  T420]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.503833][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503835][  T420]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.503836][  T420]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.503838][  T420]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.503839][  T420]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.503840][  T420]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.503843][  T420]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.503844][  T420]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.503846][  T420]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.503847][  T420]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.503848][  T420]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   53.503851][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503853][  T420]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.503855][  T420]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.503857][  T420]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.503858][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503860][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503862][  T420]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.503864][  T420]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.503865][  T420]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.503867][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503869][  T420]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.503871][  T420]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.503873][  T420]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.503874][  T420]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.503876][  T420]  ? move_addr_to_kernel (net/socket.c:258)
[   53.503877][  T420]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.503880][  T420]  ___sys_sendmsg (net/socket.c:2767)
[   53.503881][  T420]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.503886][  T420]  __sys_sendmsg (net/socket.c:2799)
[   53.503888][  T420]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.503891][  T420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.503893][  T420]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.503894][  T420]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.503896][  T420]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.503898][  T420] RIP: 0033:0x7fa45f47e54e
[   53.503900][  T420] 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
[   53.503902][  T420] RSP: 002b:00007ffdebd2f650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.503905][  T420] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa45f47e54e
[   53.503907][  T420] RDX: 0000000000000000 RSI: 00007ffdebd2f700 RDI: 0000000000000005
[   53.503907][  T420] RBP: 00007ffdebd2f660 R08: 0000000000000000 R09: 0000000000000000
[   53.503908][  T420] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa8b


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