
[  358.958105]  ? kasan_check_read+0x11/0x20
[  358.962780]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  358.968076]  ? rcu_bh_qs+0xc0/0xc0
[  358.971634]  ? preempt_schedule+0x4d/0x60
[  358.975809]  ? ___preempt_schedule+0x16/0x18
[  358.980235]  ? bpf_test_run+0x1c0/0x5a0
[  358.984218]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  358.989089]  ? netlink_diag_dump+0x2a0/0x2a0
[  358.993513]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.999081]  ? bpf_test_init.isra.9+0x70/0x100
[  359.003669]  ? bpf_prog_test_run_skb+0x634/0xb40
[  359.008435]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  359.013276]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  359.018812]  ? fput+0x130/0x1a0
[  359.022095]  ? __bpf_prog_get+0x9b/0x290
[  359.026159]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  359.031000]  ? bpf_prog_test_run+0x130/0x1a0
[  359.035415]  ? __x64_sys_bpf+0x3d8/0x510
[  359.039479]  ? bpf_prog_get+0x20/0x20
[  359.043318]  ? do_syscall_64+0x1b9/0x820
[  359.047382]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  359.052755]  ? syscall_return_slowpath+0x5e0/0x5e0
[  359.057710]  ? trace_hardirqs_off+0x300/0x300
[  359.062211]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  359.067226]  ? recalc_sigpending_tsk+0x180/0x180
[  359.071980]  ? kasan_check_write+0x14/0x20
[  359.076224]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.081080]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  359.086464] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  359.086566] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  359.093666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.093672] Call Trace:
[  359.093679]  <IRQ>
[  359.093696]  dump_stack+0x1c4/0x2b4
[  359.093718]  ? dump_stack_print_info.cold.2+0x52/0x52
[  359.100260] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  359.109552]  warn_alloc.cold.118+0xb7/0x1bd
[  359.112104] syz-executor4 cpuset=
[  359.114248]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  359.117849] syz4
[  359.123037]  ? lock_downgrade+0x900/0x900
[  359.133506]  mems_allowed=0
[  359.137826]  ? trace_hardirqs_off+0xb8/0x300
[  359.159513]  ? trace_hardirqs_off+0xb8/0x300
[  359.163935]  __alloc_pages_slowpath+0x2667/0x2d80
[  359.168813]  ? warn_alloc+0x120/0x120
[  359.172621]  ? warn_alloc+0x120/0x120
[  359.176427]  ? print_usage_bug+0xc0/0xc0
[  359.180491]  ? warn_alloc+0x120/0x120
[  359.184305]  ? print_usage_bug+0xc0/0xc0
[  359.188369]  ? __lock_acquire+0x7ec/0x4ec0
[  359.192603]  ? __lock_acquire+0x7ec/0x4ec0
[  359.196842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.202383]  ? should_fail+0x22d/0xd01
[  359.206282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.211387]  ? __lock_acquire+0x7ec/0x4ec0
[  359.215628]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.220729]  ? __lock_acquire+0x7ec/0x4ec0
[  359.224962]  ? should_fail+0x22d/0xd01
[  359.228860]  ? mark_held_locks+0x130/0x130
[  359.233106]  ? mark_held_locks+0x130/0x130
[  359.237342]  ? graph_lock+0x170/0x170
[  359.241147]  ? graph_lock+0x170/0x170
[  359.245043]  ? graph_lock+0x170/0x170
[  359.248867]  ? print_usage_bug+0xc0/0xc0
[  359.252931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.258476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.264029]  ? check_preemption_disabled+0x48/0x200
[  359.269053]  ? check_preemption_disabled+0x48/0x200
[  359.274097]  ? __lock_is_held+0xb5/0x140
[  359.278169]  __alloc_pages_nodemask+0xa80/0xde0
[  359.282851]  ? graph_lock+0x170/0x170
[  359.286669]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  359.291689]  ? graph_lock+0x170/0x170
[  359.295515]  ? find_held_lock+0x36/0x1c0
[  359.299603]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.304301]  ? lock_downgrade+0x900/0x900
[  359.308463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.314024]  cache_grow_begin+0x91/0x8c0
[  359.318092]  ? do_raw_spin_unlock+0xa7/0x2f0
[  359.322522]  fallback_alloc+0x203/0x2e0
[  359.326529]  ____cache_alloc_node+0x1c7/0x1e0
[  359.331059]  kmem_cache_alloc_node+0xe3/0x730
[  359.335572]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.339828]  __alloc_skb+0x119/0x770
[  359.343561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  359.348853]  ? skb_scrub_packet+0x490/0x490
[  359.353189]  ? lock_downgrade+0x900/0x900
[  359.357366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.362957]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.368432]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.373895]  ? addrconf_rs_timer+0x6f0/0x6f0
[  359.378326]  ndisc_alloc_skb+0x144/0x340
[  359.382401]  ndisc_send_rs+0x331/0x6e0
[  359.386299]  addrconf_rs_timer+0x3c0/0x6f0
[  359.390548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.394801]  call_timer_fn+0x272/0x920
[  359.398693]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.402930]  ? process_timeout+0x40/0x40
[  359.406987]  ? find_held_lock+0x36/0x1c0
[  359.411065]  ? mark_held_locks+0xc7/0x130
[  359.415239]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.419747]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.424248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.428504]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  359.433098]  ? trace_hardirqs_on+0xbd/0x310
[  359.437425]  ? kasan_check_read+0x11/0x20
[  359.441590]  ? __run_timers+0x7da/0xc70
[  359.445591]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.451062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.455318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.459569]  __run_timers+0x7e5/0xc70
[  359.463401]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  359.468786]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.473827]  ? graph_lock+0x170/0x170
[  359.477671]  ? print_usage_bug+0xc0/0xc0
[  359.481749]  ? lock_release+0x970/0x970
[  359.485738]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  359.490948]  ? find_held_lock+0x36/0x1c0
[  359.495022]  ? graph_lock+0x170/0x170
[  359.498833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.504375]  ? check_preemption_disabled+0x48/0x200
[  359.509408]  ? __lock_is_held+0xb5/0x140
[  359.513475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.519037]  ? check_preemption_disabled+0x48/0x200
[  359.524065]  run_timer_softirq+0x52/0xb0
[  359.528129]  ? rcu_read_lock_sched_held+0x108/0x120
[  359.533152]  __do_softirq+0x30b/0xad8
[  359.536968]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  359.542078]  ? pvclock_read_flags+0x160/0x160
[  359.546573]  ? lapic_next_event+0x5a/0x90
[  359.550722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.556258]  ? check_preemption_disabled+0x48/0x200
[  359.561272]  ? check_preemption_disabled+0x48/0x200
[  359.566299]  ? kvm_clock_read+0x18/0x30
[  359.570276]  ? kvm_sched_clock_read+0x9/0x20
[  359.574690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.580230]  ? check_preemption_disabled+0x48/0x200
[  359.585291]  irq_exit+0x17f/0x1c0
[  359.588754]  smp_apic_timer_interrupt+0x1cb/0x760
[  359.593600]  ? smp_reschedule_interrupt+0x109/0x650
[  359.598623]  ? smp_call_function_single_interrupt+0x650/0x650
[  359.604521]  ? interrupt_entry+0xb5/0xf0
[  359.608587]  ? trace_hardirqs_off_caller+0xbb/0x300
[  359.613606]  ? trace_hardirqs_off_caller+0xbb/0x300
[  359.618623]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.623472]  ? trace_hardirqs_off+0x300/0x300
[  359.627976]  ? trace_hardirqs_off+0x300/0x300
[  359.632476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.638041]  ? check_preemption_disabled+0x48/0x200
[  359.643390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.648930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.653786]  apic_timer_interrupt+0xf/0x20
[  359.658028]  </IRQ>
[  359.660270] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  359.666162] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  359.685069] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  359.692787] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  359.700057] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  359.707324] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  359.714591] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  359.721860] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  359.729159]  ? arch_local_irq_restore+0x45/0x52
[  359.733843]  dump_stack+0x26a/0x2b4
[  359.737826]  ? dump_stack_print_info.cold.2+0x52/0x52
[  359.743026]  ? mark_held_locks+0x130/0x130
[  359.747267]  ? mark_held_locks+0x130/0x130
[  359.751518]  dump_header+0x27b/0xf72
[  359.755250]  ? pagefault_out_of_memory+0x197/0x197
[  359.760187]  ? mark_held_locks+0x130/0x130
[  359.764445]  ? __lock_acquire+0x7ec/0x4ec0
[  359.768685]  ? print_usage_bug+0xc0/0xc0
[  359.772754]  ? graph_lock+0x170/0x170
[  359.776553]  ? graph_lock+0x170/0x170
[  359.780355]  ? print_usage_bug+0xc0/0xc0
[  359.784413]  ? print_usage_bug+0xc0/0xc0
[  359.788488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.794055]  ? find_held_lock+0x36/0x1c0
[  359.798132]  ? mark_held_locks+0xc7/0x130
[  359.802285]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.807395]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  359.812506]  ? lockdep_hardirqs_on+0x421/0x5c0
[  359.817094]  ? trace_hardirqs_on+0xbd/0x310
[  359.821412]  ? kasan_check_read+0x11/0x20
[  359.825562]  ? ___ratelimit+0x36f/0x655
[  359.829544]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.835000]  ? trace_hardirqs_on+0x310/0x310
[  359.839415]  ? lock_downgrade+0x900/0x900
[  359.843574]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.848689]  ? ___ratelimit+0xaa/0x655
[  359.852597]  ? idr_get_free+0xec0/0xec0
[  359.856581]  ? kasan_check_write+0x14/0x20
[  359.860830]  ? do_raw_spin_lock+0xc1/0x200
[  359.865080]  oom_kill_process.cold.27+0x10/0x903
[  359.869843]  ? graph_lock+0x170/0x170
[  359.873646]  ? _raw_spin_unlock+0x2c/0x50
[  359.877803]  ? oom_badness+0xe6/0xaa0
[  359.881616]  ? oom_evaluate_task+0x540/0x540
[  359.886040]  ? find_held_lock+0x36/0x1c0
[  359.890117]  ? out_of_memory+0x974/0x14c0
[  359.894271]  ? lock_downgrade+0x900/0x900
[  359.898423]  ? check_preemption_disabled+0x48/0x200
[  359.903463]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  359.909280]  ? kasan_check_read+0x11/0x20
[  359.913439]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  359.918724]  ? rcu_bh_qs+0xc0/0xc0
[  359.922270]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.927292]  ? oom_evaluate_task+0x302/0x540
[  359.931708]  out_of_memory+0xa86/0x14c0
[  359.935699]  ? oom_killer_disable+0x3a0/0x3a0
[  359.940196]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  359.945128]  ? __mutex_add_waiter+0x2a0/0x2a0
[  359.949641]  __alloc_pages_slowpath+0x2318/0x2d80
[  359.954527]  ? warn_alloc+0x120/0x120
[  359.958334]  ? lock_downgrade+0x900/0x900
[  359.962508]  ? print_usage_bug+0xc0/0xc0
[  359.966577]  ? warn_alloc+0x120/0x120
[  359.970382]  ? print_usage_bug+0xc0/0xc0
[  359.974450]  ? debug_check_no_obj_freed+0x305/0x58d
[  359.979468]  ? print_usage_bug+0xc0/0xc0
[  359.983543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.989083]  ? should_fail+0x22d/0xd01
[  359.992984]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.998094]  ? __lock_acquire+0x7ec/0x4ec0
[  360.002358]  ? __lock_is_held+0xb5/0x140
[  360.006433]  ? graph_lock+0x170/0x170
[  360.010237]  ? ___might_sleep+0x1ed/0x300
[  360.014386]  ? lock_release+0x970/0x970
[  360.018366]  ? arch_local_save_flags+0x40/0x40
[  360.022959]  ? __might_sleep+0x95/0x190
[  360.026944]  __alloc_pages_nodemask+0xa80/0xde0
[  360.031617]  ? graph_lock+0x170/0x170
[  360.035446]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  360.040479]  ? graph_lock+0x170/0x170
[  360.044305]  ? mark_held_locks+0xc7/0x130
[  360.048454]  ? find_held_lock+0x36/0x1c0
[  360.052551]  ? cache_grow_begin+0x5a4/0x8c0
[  360.056902]  ? lockdep_hardirqs_on+0x421/0x5c0
[  360.061508]  ? trace_hardirqs_on+0xbd/0x310
[  360.065846]  ? fallback_alloc+0x203/0x2e0
[  360.070013]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.075493]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  360.081059]  cache_grow_begin+0x91/0x8c0
[  360.085132]  ? do_raw_spin_unlock+0xa7/0x2f0
[  360.089562]  fallback_alloc+0x203/0x2e0
[  360.093553]  ____cache_alloc_node+0x1c7/0x1e0
[  360.098063]  kmem_cache_alloc_node_trace+0xe7/0x740
[  360.103093]  __kmalloc_node_track_caller+0x33/0x70
[  360.108030]  __kmalloc_reserve.isra.39+0x41/0xe0
[  360.112793]  __alloc_skb+0x155/0x770
[  360.116519]  ? skb_scrub_packet+0x490/0x490
[  360.120850]  ? if_nlmsg_size+0x5d1/0xbb0
[  360.124917]  ? nla_put_ifalias+0x170/0x170
[  360.129168]  ? softnet_seq_show+0x470/0x470
[  360.133491]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  360.138525]  ? netif_tx_stop_all_queues+0xd9/0x110
[  360.143464]  rtmsg_ifinfo_build_skb+0x74/0x190
[  360.148063]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  360.152909]  rtmsg_ifinfo+0x8c/0xa0
[  360.156545]  dev_close_many+0x3be/0x860
[  360.160539]  ? unlist_netdevice+0x670/0x670
[  360.164864]  ? find_held_lock+0x36/0x1c0
[  360.168933]  ? __queue_work+0x6be/0x1440
[  360.172996]  ? lock_downgrade+0x900/0x900
[  360.177157]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.182784]  ? rtnl_is_locked+0xb5/0xf0
[  360.186760]  ? rtnl_trylock+0x20/0x20
[  360.190561]  ? do_raw_spin_unlock+0xa7/0x2f0
[  360.194975]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  360.199571]  rollback_registered_many+0x56e/0x1240
[  360.204521]  ? generic_xdp_install+0x4c0/0x4c0
[  360.209112]  ? max_active_store+0x170/0x170
[  360.213440]  ? graph_lock+0x170/0x170
[  360.217242]  ? print_usage_bug+0xc0/0xc0
[  360.221302]  ? print_usage_bug+0xc0/0xc0
[  360.225367]  ? kfree_skbmem+0x154/0x230
[  360.229345]  ? graph_lock+0x170/0x170
[  360.233145]  ? print_usage_bug+0xc0/0xc0
[  360.237217]  ? find_held_lock+0x36/0x1c0
[  360.241291]  ? mark_held_locks+0xc7/0x130
[  360.245443]  rollback_registered+0x1e9/0x420
[  360.249856]  ? lockdep_hardirqs_on+0x351/0x5c0
[  360.254442]  ? rollback_registered_many+0x1240/0x1240
[  360.259632]  ? trace_hardirqs_on+0xbd/0x310
[  360.263959]  ? linkwatch_schedule_work+0x150/0x170
[  360.268898]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.274360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.280764]  ? rtnl_is_locked+0xb5/0xf0
[  360.284740]  ? rtnl_trylock+0x20/0x20
[  360.288549]  ? queue_delayed_work_on+0x130/0x1f0
[  360.293327]  unregister_netdevice_queue+0x321/0x5e0
[  360.298361]  ? rollback_registered+0x420/0x420
[  360.302947]  ? linkwatch_schedule_work+0x170/0x170
[  360.307877]  ? tun_show_owner+0x170/0x170
[  360.312032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.317582]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  360.322947]  ? __tun_detach+0x6ba/0x15c0
[  360.327024]  __tun_detach+0x11b8/0x15c0
[  360.331002]  ? __call_rcu.constprop.69+0x429/0xbc0
[  360.335965]  ? tun_attach+0x1770/0x1770
[  360.339946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.345484]  ? check_preemption_disabled+0x48/0x200
[  360.350546]  ? graph_lock+0x170/0x170
[  360.354356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.359910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.365469]  ? locks_remove_file+0x3c6/0x5c0
[  360.369909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.375452]  ? ima_file_free+0x132/0x650
[  360.379529]  ? __lock_is_held+0xb5/0x140
[  360.383601]  ? __tun_detach+0x15c0/0x15c0
[  360.387756]  ? __tun_detach+0x15c0/0x15c0
[  360.391903]  tun_chr_close+0xe3/0x180
[  360.395716]  __fput+0x385/0xa30
[  360.399025]  ? get_max_files+0x20/0x20
[  360.402920]  ? ___might_sleep+0x1ed/0x300
[  360.407072]  ? arch_local_save_flags+0x40/0x40
[  360.411665]  ____fput+0x15/0x20
[  360.414945]  task_work_run+0x1e8/0x2a0
[  360.418838]  ? task_work_cancel+0x240/0x240
[  360.423168]  ? switch_task_namespaces+0xb8/0xd0
[  360.427864]  do_exit+0x1ad7/0x2610
[  360.431418]  ? mm_update_next_owner+0x990/0x990
[  360.436090]  ? print_usage_bug+0xc0/0xc0
[  360.440162]  ? __lock_acquire+0x7ec/0x4ec0
[  360.444398]  ? find_held_lock+0x36/0x1c0
[  360.448477]  ? __lock_acquire+0x7ec/0x4ec0
[  360.452722]  ? mark_held_locks+0x130/0x130
[  360.456978]  ? lock_acquire+0x1ed/0x520
[  360.460962]  ? mark_held_locks+0x130/0x130
[  360.465197]  ? arch_local_save_flags+0x40/0x40
[  360.469782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.475358]  ? __mutex_lock+0x872/0x1710
[  360.479433]  ? __switch_to_asm+0x40/0x70
[  360.483516]  ? __switch_to_asm+0x34/0x70
[  360.487594]  ? pipe_wait+0x266/0x2c0
[  360.491339]  ? mutex_trylock+0x2b0/0x2b0
[  360.495433]  ? graph_lock+0x170/0x170
[  360.499249]  ? find_held_lock+0x36/0x1c0
[  360.503323]  ? memset+0x31/0x40
[  360.506612]  ? find_held_lock+0x36/0x1c0
[  360.510706]  ? get_signal+0x95b/0x1980
[  360.514598]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.519095]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.523602]  do_group_exit+0x177/0x440
[  360.527504]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.532965]  ? __ia32_sys_exit+0x50/0x50
[  360.537045]  get_signal+0x8b0/0x1980
[  360.540773]  ? ptrace_notify+0x130/0x130
[  360.544842]  ? finish_wait+0x430/0x430
[  360.548730]  ? graph_lock+0x170/0x170
[  360.552546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.558086]  ? pipe_read+0x702/0x940
[  360.561800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.567347]  do_signal+0x9c/0x21e0
[  360.570892]  ? __vfs_read+0x11f/0x9b0
[  360.574699]  ? vfs_copy_file_range+0xb90/0xb90
[  360.579286]  ? setup_sigcontext+0x7d0/0x7d0
[  360.583627]  ? exit_to_usermode_loop+0x8c/0x380
[  360.588319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.593862]  exit_to_usermode_loop+0x2e5/0x380
[  360.598473]  ? syscall_slow_exit_work+0x520/0x520
[  360.603322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.608874]  do_syscall_64+0x6be/0x820
[  360.612761]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  360.618130]  ? syscall_return_slowpath+0x5e0/0x5e0
[  360.623060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.627906]  ? trace_hardirqs_off+0x300/0x300
[  360.632406]  ? prepare_exit_to_usermode+0x291/0x3b0
[  360.637431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.642283]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  360.647475] RIP: 0033:0x410e10
[  360.650679] Code: Bad RIP value.
[  360.654043] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  360.661756] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  360.669029] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  360.676296] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  360.683563] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  360.690831] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  360.698124] warn_alloc_show_mem: 1 callbacks suppressed
[  360.698136] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  360.698138] Mem-Info:
[  360.698168] active_anon:46161 inactive_anon:461 isolated_anon:0
[  360.698168]  active_file:19 inactive_file:16 isolated_file:0
[  360.698168]  unevictable:0 dirty:0 writeback:0 unstable:0
[  360.698168]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  360.698168]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  360.698168]  free:13785 free_pcp:397 free_cma:0
[  360.703526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.710798] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  360.713196] Call Trace:
[  360.745981] Node 0 
[  360.755342]  <IRQ>
[  360.783463] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  360.786050]  dump_stack+0x1c4/0x2b4
[  360.788254] lowmem_reserve[]: 0
[  360.790411]  ? dump_stack_print_info.cold.2+0x52/0x52
[  360.815918]  2815
[  360.819578]  warn_alloc.cold.118+0xb7/0x1bd
[  360.822813]  6318
[  360.828007]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.830042]  6318
[  360.834360]  ? lock_downgrade+0x900/0x900
[  360.841234]  ? trace_hardirqs_off+0xb8/0x300
[  360.843270] Node 0 
[  360.847414]  ? trace_hardirqs_off+0xb8/0x300
[  360.851819] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  360.854028]  __alloc_pages_slowpath+0x2667/0x2d80
[  360.858407] lowmem_reserve[]:
[  360.885156]  ? warn_alloc+0x120/0x120
[  360.889945]  0
[  360.893051]  ? warn_alloc+0x120/0x120
[  360.896817]  0
[  360.898613]  ? print_usage_bug+0xc0/0xc0
[  360.902380]  3503 3503
[  360.904190]  ? warn_alloc+0x120/0x120
[  360.910712]  ? print_usage_bug+0xc0/0xc0
[  360.914838] Node 0 Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  360.918923]  ? __lock_acquire+0x7ec/0x4ec0
[  360.918939]  ? __lock_acquire+0x7ec/0x4ec0
[  360.948081] lowmem_reserve[]:
[  360.952337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.956539]  0
[  360.959649]  ? should_fail+0x22d/0xd01
[  360.965159]  0
[  360.966967]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.970822]  0
[  360.972624]  ? __lock_acquire+0x7ec/0x4ec0
[  360.977703]  0
[  360.979530]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.985537]  ? __lock_acquire+0x7ec/0x4ec0
[  360.990613] Node 0 
[  360.994858]  ? should_fail+0x22d/0xd01
[  360.994868] DMA: 
[  360.997114]  ? mark_held_locks+0x130/0x130
[  361.000968] 1*4kB 
[  361.003032]  ? mark_held_locks+0x130/0x130
[  361.007329] (U) 
[  361.009477]  ? graph_lock+0x170/0x170
[  361.013686] 0*8kB 
[  361.015655]  ? graph_lock+0x170/0x170
[  361.019433] 0*16kB 
[  361.021578]  ? graph_lock+0x170/0x170
[  361.025356] 1*32kB 
[  361.027588]  ? print_usage_bug+0xc0/0xc0
[  361.031361] (U) 
[  361.033594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.037630] 2*64kB 
[  361.039602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.045111] (U) 
[  361.047343]  ? check_preemption_disabled+0x48/0x200
[  361.052854] 1*128kB 
[  361.054826]  ? check_preemption_disabled+0x48/0x200
[  361.059814] (U) 
[  361.062139]  ? __lock_is_held+0xb5/0x140
[  361.067124] 1*256kB 
[  361.069113]  __alloc_pages_nodemask+0xa80/0xde0
[  361.073147] (U) 
[  361.075467]  ? graph_lock+0x170/0x170
[  361.080110] 0*512kB 
[  361.082107]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  361.085880] 1*1024kB 
[  361.088207]  ? graph_lock+0x170/0x170
[  361.093204] (U) 
[  361.095637]  ? find_held_lock+0x36/0x1c0
[  361.099396] 1*2048kB 
[  361.101383]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.105411] (M) 
[  361.107833]  ? lock_downgrade+0x900/0x900
[  361.112470] 3*4096kB 
[  361.114452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.118564] (M) 
[  361.120976]  cache_grow_begin+0x91/0x8c0
[  361.126479] = 15908kB
[  361.126488] Node 0 
[  361.128474]  ? do_raw_spin_unlock+0xa7/0x2f0
[  361.132512] DMA32: 
[  361.134934]  fallback_alloc+0x203/0x2e0
[  361.137141] 3*4kB 
[  361.141547]  ____cache_alloc_node+0x1c7/0x1e0
[  361.143755] (M) 
[  361.147727]  kmem_cache_alloc_node+0xe3/0x730
[  361.149850] 1*8kB 
[  361.154340]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.156286] (M) 
[  361.160786]  __alloc_skb+0x119/0x770
[  361.162909] 3*16kB 
[  361.167140]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  361.169089] (UM) 
[  361.172797]  ? skb_scrub_packet+0x490/0x490
[  361.175012] 3*32kB 
[  361.180279]  ? lock_downgrade+0x900/0x900
[  361.182316] (UM) 
[  361.186638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.188845] 2*64kB 
[  361.192988]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.195024] (UM) 
[  361.200576]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.202788] 5*128kB 
[  361.208234]  ? addrconf_rs_timer+0x6f0/0x6f0
[  361.210267] (UM) 
[  361.215729]  ndisc_alloc_skb+0x144/0x340
[  361.218026] 3*256kB 
[  361.222427]  ndisc_send_rs+0x331/0x6e0
[  361.224465] (M) 
[  361.228536]  addrconf_rs_timer+0x3c0/0x6f0
[  361.230830] 4*512kB 
[  361.234715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.236664] (M) 
[  361.240903]  call_timer_fn+0x272/0x920
[  361.243196] 3*1024kB 
[  361.247423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.249375] (UM) 
[  361.253260]  ? process_timeout+0x40/0x40
[  361.255648] 3*2048kB 
[  361.259880]  ? find_held_lock+0x36/0x1c0
[  361.261919] (M) 
[  361.265984]  ? __run_timers+0x7da/0xc70
[  361.268364] 3*4096kB 
[  361.272556]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.274463] (M) 
[  361.278433]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.280821] = 25252kB
[  361.285308]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.287258] Node 0 
[  361.291746]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  361.294129] Normal: 
[  361.298355]  ? trace_hardirqs_on+0xbd/0x310
[  361.300567] 1016*4kB 
[  361.305141]  ? kasan_check_read+0x11/0x20
[  361.307441] (UME) 
[  361.311757]  ? __run_timers+0x7da/0xc70
[  361.314142] 348*8kB 
[  361.318286]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  361.320411] (UME) 
[  361.324394]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.326688] 167*16kB 
[  361.332138]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.334259] (UME) 
[  361.338491]  __run_timers+0x7e5/0xc70
[  361.340882] 68*32kB 
[  361.345123]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  361.347237] (UME) 
[  361.351039]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  361.353337] 21*64kB 
[  361.358788]  ? graph_lock+0x170/0x170
[  361.360917] (M) 
[  361.365930]  ? enqueue_hrtimer+0x1a5/0x560
[  361.368229] 6*128kB 
[  361.372024]  ? lock_release+0x970/0x970
[  361.373975] (UM) 
[  361.378214]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  361.380527] 1*256kB 
[  361.384505]  ? find_held_lock+0x36/0x1c0
[  361.386543] (U) 
[  361.391735]  ? graph_lock+0x170/0x170
[  361.394032] 0*512kB 0*1024kB 
[  361.398102]  ? pvclock_read_flags+0x160/0x160
[  361.400050] 0*2048kB 
[  361.403850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.406928] 0*4096kB = 14064kB
[  361.411431]  ? check_preemption_disabled+0x48/0x200
[  361.413820] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  361.419354]  ? __lock_is_held+0xb5/0x140
[  361.422535] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  361.427555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.436377] 503 total pagecache pages
[  361.440443]  ? check_preemption_disabled+0x48/0x200
[  361.448997] 0 pages in swap cache
[  361.454552]  run_timer_softirq+0x52/0xb0
[  361.458315] Swap cache stats: add 0, delete 0, find 0/0
[  361.463325]  ? rcu_read_lock_sched_held+0x108/0x120
[  361.466752] Free swap  = 0kB
[  361.470807]  __do_softirq+0x30b/0xad8
[  361.476146] Total swap = 0kB
[  361.481173]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  361.484156] 1965979 pages RAM
[  361.487953]  ? pvclock_read_flags+0x160/0x160
[  361.490940] 0 pages HighMem/MovableOnly
[  361.490949] 343324 pages reserved
[  361.496053]  ? lapic_next_event+0x5a/0x90
[  361.499131] 0 pages cma reserved
[  361.503623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.507674] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  361.511019]  ? check_preemption_disabled+0x48/0x200
[  361.515259] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.518515]  ? check_preemption_disabled+0x48/0x200
[  361.524034] syz-executor2 cpuset=
[  361.530538]  ? kvm_clock_read+0x18/0x30
[  361.535533] syz2
[  361.546019]  ? kvm_sched_clock_read+0x9/0x20
[  361.551012]  mems_allowed=0
[  361.554466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.573410]  ? check_preemption_disabled+0x48/0x200
[  361.578441]  irq_exit+0x17f/0x1c0
[  361.581905]  smp_apic_timer_interrupt+0x1cb/0x760
[  361.586752]  ? smp_reschedule_interrupt+0x109/0x650
[  361.591773]  ? smp_call_function_single_interrupt+0x650/0x650
[  361.597659]  ? interrupt_entry+0xb5/0xf0
[  361.601728]  ? trace_hardirqs_off_caller+0xbb/0x300
[  361.606742]  ? trace_hardirqs_off_caller+0xbb/0x300
[  361.611762]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.616606]  ? trace_hardirqs_off+0x300/0x300
[  361.621101]  ? trace_hardirqs_off+0x300/0x300
[  361.625603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.631141]  ? check_preemption_disabled+0x48/0x200
[  361.636159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.641707]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.647064]  apic_timer_interrupt+0xf/0x20
[  361.651295]  </IRQ>
[  361.653544] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  361.659002] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  361.677919] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  361.685638] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  361.692907] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  361.700179] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  361.707446] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  361.714716] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  361.722036]  skb_clone+0x1bb/0x500
[  361.725586]  ? skb_split+0x11e0/0x11e0
[  361.729478]  ? preempt_notifier_register+0x200/0x200
[  361.734601]  ? __switch_to_asm+0x34/0x70
[  361.738666]  ? __switch_to_asm+0x34/0x70
[  361.742726]  ? __switch_to_asm+0x40/0x70
[  361.746788]  ? __switch_to_asm+0x34/0x70
[  361.750852]  ? __switch_to_asm+0x40/0x70
[  361.754913]  ? __switch_to_asm+0x40/0x70
[  361.758991]  ? __switch_to_asm+0x34/0x70
[  361.763056]  ? __switch_to_asm+0x34/0x70
[  361.767133]  ? __switch_to_asm+0x40/0x70
[  361.771199]  ? __switch_to_asm+0x34/0x70
[  361.775286]  bpf_clone_redirect+0xb9/0x490
[  361.779568]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  361.784620]  ? __sched_text_start+0x8/0x8
[  361.788799]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.793607]  ? find_held_lock+0x36/0x1c0
[  361.797741]  ? lock_acquire+0x1ed/0x520
[  361.801763]  ? bpf_test_run+0x32e/0x5a0
[  361.805766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.811321]  ? check_preemption_disabled+0x48/0x200
[  361.816359]  ? kasan_check_read+0x11/0x20
[  361.820550]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  361.825843]  ? rcu_bh_qs+0xc0/0xc0
[  361.829392]  ? preempt_schedule+0x4d/0x60
[  361.833550]  ? ___preempt_schedule+0x16/0x18
[  361.837974]  ? bpf_test_run+0x1c0/0x5a0
[  361.841952]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  361.846802]  ? netlink_diag_dump+0x2a0/0x2a0
[  361.851214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.856750]  ? bpf_test_init.isra.9+0x70/0x100
[  361.861338]  ? bpf_prog_test_run_skb+0x634/0xb40
[  361.866107]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  361.870953]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  361.876490]  ? fput+0x130/0x1a0
[  361.879785]  ? __bpf_prog_get+0x9b/0x290
[  361.883853]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  361.888698]  ? bpf_prog_test_run+0x130/0x1a0
[  361.893115]  ? __x64_sys_bpf+0x3d8/0x510
[  361.897181]  ? bpf_prog_get+0x20/0x20
[  361.901007]  ? do_syscall_64+0x1b9/0x820
[  361.905071]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  361.910441]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.915377]  ? trace_hardirqs_off+0x300/0x300
[  361.919877]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  361.924897]  ? recalc_sigpending_tsk+0x180/0x180
[  361.929682]  ? kasan_check_write+0x14/0x20
[  361.933925]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.938779]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  361.944167] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  361.944256] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  361.951358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.951367] Call Trace:
[  361.957979] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.967208]  <IRQ>
[  361.969783] syz-executor4 cpuset=
[  361.980274]  dump_stack+0x1c4/0x2b4
[  361.982402] syz4
[  361.985849]  ? dump_stack_print_info.cold.2+0x52/0x52
[  361.989453]  mems_allowed=0
[  361.991432]  warn_alloc.cold.118+0xb7/0x1bd
[  362.003827]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.008674]  ? lock_downgrade+0x900/0x900
[  362.012832]  ? trace_hardirqs_off+0xb8/0x300
[  362.017252]  ? trace_hardirqs_off+0xb8/0x300
[  362.021671]  __alloc_pages_slowpath+0x2667/0x2d80
[  362.026551]  ? warn_alloc+0x120/0x120
[  362.030362]  ? trace_hardirqs_on+0x310/0x310
[  362.034778]  ? warn_alloc+0x120/0x120
[  362.038582]  ? print_usage_bug+0xc0/0xc0
[  362.042644]  ? warn_alloc+0x120/0x120
[  362.046447]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  362.051468]  ? print_usage_bug+0xc0/0xc0
[  362.055540]  ? __lock_acquire+0x7ec/0x4ec0
[  362.059774]  ? __lock_acquire+0x7ec/0x4ec0
[  362.064013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.069558]  ? should_fail+0x22d/0xd01
[  362.073452]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.078564]  ? __lock_acquire+0x7ec/0x4ec0
[  362.082806]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.087907]  ? __lock_acquire+0x7ec/0x4ec0
[  362.092141]  ? should_fail+0x22d/0xd01
[  362.096030]  ? print_usage_bug+0xc0/0xc0
[  362.100103]  ? mark_held_locks+0x130/0x130
[  362.104347]  ? mark_held_locks+0x130/0x130
[  362.108594]  ? graph_lock+0x170/0x170
[  362.112401]  ? print_usage_bug+0xc0/0xc0
[  362.116471]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  362.121248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.126789]  ? check_preemption_disabled+0x48/0x200
[  362.131803]  ? check_preemption_disabled+0x48/0x200
[  362.136831]  ? __lock_is_held+0xb5/0x140
[  362.140900]  __alloc_pages_nodemask+0xa80/0xde0
[  362.145572]  ? graph_lock+0x170/0x170
[  362.149387]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  362.154406]  ? graph_lock+0x170/0x170
[  362.158228]  ? find_held_lock+0x36/0x1c0
[  362.162302]  ? ____cache_alloc_node+0x1c7/0x1e0
[  362.166971]  ? lock_downgrade+0x900/0x900
[  362.171130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.176674]  cache_grow_begin+0x91/0x8c0
[  362.180741]  ? do_raw_spin_unlock+0xa7/0x2f0
[  362.185160]  fallback_alloc+0x203/0x2e0
[  362.189142]  ____cache_alloc_node+0x1c7/0x1e0
[  362.193692]  kmem_cache_alloc_node+0xe3/0x730
[  362.198188]  ? ipv6_get_ifaddr+0x42e/0x620
[  362.202434]  __alloc_skb+0x119/0x770
[  362.206150]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  362.211432]  ? skb_scrub_packet+0x490/0x490
[  362.215753]  ? lock_downgrade+0x900/0x900
[  362.219910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.225451]  ? refcount_sub_and_test_checked+0x203/0x310
[  362.230908]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  362.236361]  ? addrconf_rs_timer+0x6f0/0x6f0
[  362.240785]  ndisc_alloc_skb+0x144/0x340
[  362.244853]  ndisc_send_rs+0x331/0x6e0
[  362.248748]  addrconf_rs_timer+0x3c0/0x6f0
[  362.252988]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.257247]  call_timer_fn+0x272/0x920
[  362.261136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.265373]  ? process_timeout+0x40/0x40
[  362.269432]  ? find_held_lock+0x36/0x1c0
[  362.273516]  ? mark_held_locks+0xc7/0x130
[  362.277676]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.282173]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.286667]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.290901]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  362.295486]  ? trace_hardirqs_on+0xbd/0x310
[  362.299818]  ? kasan_check_read+0x11/0x20
[  362.303972]  ? __run_timers+0x7da/0xc70
[  362.307949]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.313406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.317677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.321916]  __run_timers+0x7e5/0xc70
[  362.325733]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  362.331106]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  362.336127]  ? graph_lock+0x170/0x170
[  362.339935]  ? print_usage_bug+0xc0/0xc0
[  362.343995]  ? lock_release+0x970/0x970
[  362.347981]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  362.353184]  ? find_held_lock+0x36/0x1c0
[  362.357254]  ? graph_lock+0x170/0x170
[  362.361062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.366601]  ? check_preemption_disabled+0x48/0x200
[  362.371640]  ? __lock_is_held+0xb5/0x140
[  362.375710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.381253]  ? check_preemption_disabled+0x48/0x200
[  362.386288]  run_timer_softirq+0x52/0xb0
[  362.390357]  ? rcu_read_lock_sched_held+0x108/0x120
[  362.395405]  __do_softirq+0x30b/0xad8
[  362.399225]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  362.404342]  ? pvclock_read_flags+0x160/0x160
[  362.408847]  ? lapic_next_event+0x5a/0x90
[  362.413013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.418565]  ? check_preemption_disabled+0x48/0x200
[  362.423589]  ? check_preemption_disabled+0x48/0x200
[  362.428624]  ? kvm_clock_read+0x18/0x30
[  362.432606]  ? kvm_sched_clock_read+0x9/0x20
[  362.437042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.442595]  ? check_preemption_disabled+0x48/0x200
[  362.447639]  irq_exit+0x17f/0x1c0
[  362.451112]  smp_apic_timer_interrupt+0x1cb/0x760
[  362.455971]  ? smp_reschedule_interrupt+0x109/0x650
[  362.461016]  ? smp_call_function_single_interrupt+0x650/0x650
[  362.466939]  ? interrupt_entry+0xb5/0xf0
[  362.471046]  ? trace_hardirqs_off_caller+0xbb/0x300
[  362.476098]  ? trace_hardirqs_off_caller+0xbb/0x300
[  362.481147]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.486029]  ? trace_hardirqs_off+0x300/0x300
[  362.490551]  ? trace_hardirqs_off+0x300/0x300
[  362.495072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.500637]  ? check_preemption_disabled+0x48/0x200
[  362.505669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.511242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.516121]  apic_timer_interrupt+0xf/0x20
[  362.520368]  </IRQ>
[  362.522625] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  362.527913] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  362.546830] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  362.554563] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  362.561851] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  362.569136] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  362.576421] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  362.583702] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  362.591007]  ? arch_local_irq_restore+0x45/0x52
[  362.595718]  dump_stack+0x26a/0x2b4
[  362.599358]  ? dump_stack_print_info.cold.2+0x52/0x52
[  362.604558]  ? mark_held_locks+0x130/0x130
[  362.608800]  ? mark_held_locks+0x130/0x130
[  362.613052]  dump_header+0x27b/0xf72
[  362.616787]  ? pagefault_out_of_memory+0x197/0x197
[  362.621735]  ? mark_held_locks+0x130/0x130
[  362.625983]  ? __lock_acquire+0x7ec/0x4ec0
[  362.630245]  ? print_usage_bug+0xc0/0xc0
[  362.634330]  ? graph_lock+0x170/0x170
[  362.638141]  ? graph_lock+0x170/0x170
[  362.641951]  ? print_usage_bug+0xc0/0xc0
[  362.646013]  ? print_usage_bug+0xc0/0xc0
[  362.650099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.655653]  ? find_held_lock+0x36/0x1c0
[  362.659730]  ? mark_held_locks+0xc7/0x130
[  362.663886]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.669001]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  362.674131]  ? lockdep_hardirqs_on+0x421/0x5c0
[  362.678731]  ? trace_hardirqs_on+0xbd/0x310
[  362.683063]  ? kasan_check_read+0x11/0x20
[  362.687232]  ? ___ratelimit+0x36f/0x655
[  362.691227]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.696697]  ? trace_hardirqs_on+0x310/0x310
[  362.701128]  ? lock_downgrade+0x900/0x900
[  362.705302]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  362.710434]  ? ___ratelimit+0xaa/0x655
[  362.714349]  ? idr_get_free+0xec0/0xec0
[  362.718339]  ? kasan_check_write+0x14/0x20
[  362.722600]  ? do_raw_spin_lock+0xc1/0x200
[  362.726865]  oom_kill_process.cold.27+0x10/0x903
[  362.731640]  ? graph_lock+0x170/0x170
[  362.735453]  ? _raw_spin_unlock+0x2c/0x50
[  362.739613]  ? oom_badness+0xe6/0xaa0
[  362.743426]  ? oom_evaluate_task+0x540/0x540
[  362.747845]  ? find_held_lock+0x36/0x1c0
[  362.751923]  ? out_of_memory+0x974/0x14c0
[  362.756082]  ? lock_downgrade+0x900/0x900
[  362.760235]  ? check_preemption_disabled+0x48/0x200
[  362.765267]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  362.771080]  ? kasan_check_read+0x11/0x20
[  362.775726]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  362.781029]  ? rcu_bh_qs+0xc0/0xc0
[  362.784582]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  362.789605]  ? oom_evaluate_task+0x302/0x540
[  362.794032]  out_of_memory+0xa86/0x14c0
[  362.798030]  ? oom_killer_disable+0x3a0/0x3a0
[  362.802551]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  362.807513]  ? __mutex_add_waiter+0x2a0/0x2a0
[  362.812048]  __alloc_pages_slowpath+0x2318/0x2d80
[  362.816972]  ? warn_alloc+0x120/0x120
[  362.820782]  ? lock_downgrade+0x900/0x900
[  362.824942]  ? print_usage_bug+0xc0/0xc0
[  362.829016]  ? warn_alloc+0x120/0x120
[  362.832830]  ? print_usage_bug+0xc0/0xc0
[  362.836895]  ? debug_check_no_obj_freed+0x305/0x58d
[  362.841926]  ? print_usage_bug+0xc0/0xc0
[  362.846001]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.851552]  ? should_fail+0x22d/0xd01
[  362.855450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.860563]  ? __lock_acquire+0x7ec/0x4ec0
[  362.864839]  ? __lock_is_held+0xb5/0x140
[  362.868919]  ? graph_lock+0x170/0x170
[  362.872735]  ? ___might_sleep+0x1ed/0x300
[  362.876885]  ? lock_release+0x970/0x970
[  362.880870]  ? arch_local_save_flags+0x40/0x40
[  362.885476]  ? __might_sleep+0x95/0x190
[  362.889473]  __alloc_pages_nodemask+0xa80/0xde0
[  362.894249]  ? graph_lock+0x170/0x170
[  362.898063]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  362.903091]  ? graph_lock+0x170/0x170
[  362.906915]  ? mark_held_locks+0xc7/0x130
[  362.911077]  ? find_held_lock+0x36/0x1c0
[  362.915169]  ? cache_grow_begin+0x5a4/0x8c0
[  362.919533]  ? lockdep_hardirqs_on+0x421/0x5c0
[  362.924153]  ? trace_hardirqs_on+0xbd/0x310
[  362.928516]  ? fallback_alloc+0x203/0x2e0
[  362.932696]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.938176]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  362.943739]  cache_grow_begin+0x91/0x8c0
[  362.947822]  ? do_raw_spin_unlock+0xa7/0x2f0
[  362.952249]  fallback_alloc+0x203/0x2e0
[  362.956239]  ____cache_alloc_node+0x1c7/0x1e0
[  362.960746]  kmem_cache_alloc_node_trace+0xe7/0x740
[  362.965781]  __kmalloc_node_track_caller+0x33/0x70
[  362.970718]  __kmalloc_reserve.isra.39+0x41/0xe0
[  362.975481]  __alloc_skb+0x155/0x770
[  362.979212]  ? skb_scrub_packet+0x490/0x490
[  362.983554]  ? if_nlmsg_size+0x5d1/0xbb0
[  362.987638]  ? nla_put_ifalias+0x170/0x170
[  362.991893]  ? softnet_seq_show+0x470/0x470
[  362.996219]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  363.001249]  ? netif_tx_stop_all_queues+0xd9/0x110
[  363.006198]  rtmsg_ifinfo_build_skb+0x74/0x190
[  363.010815]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  363.015672]  rtmsg_ifinfo+0x8c/0xa0
[  363.019313]  dev_close_many+0x3be/0x860
[  363.023305]  ? unlist_netdevice+0x670/0x670
[  363.027638]  ? find_held_lock+0x36/0x1c0
[  363.031712]  ? __queue_work+0x6be/0x1440
[  363.035780]  ? lock_downgrade+0x900/0x900
[  363.039939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.045478]  ? rtnl_is_locked+0xb5/0xf0
[  363.049464]  ? rtnl_trylock+0x20/0x20
[  363.053274]  ? do_raw_spin_unlock+0xa7/0x2f0
[  363.057690]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  363.062294]  rollback_registered_many+0x56e/0x1240
[  363.067245]  ? generic_xdp_install+0x4c0/0x4c0
[  363.071841]  ? max_active_store+0x170/0x170
[  363.076173]  ? graph_lock+0x170/0x170
[  363.079980]  ? print_usage_bug+0xc0/0xc0
[  363.084051]  ? print_usage_bug+0xc0/0xc0
[  363.088121]  ? kfree_skbmem+0x154/0x230
[  363.092105]  ? graph_lock+0x170/0x170
[  363.095911]  ? print_usage_bug+0xc0/0xc0
[  363.099982]  ? find_held_lock+0x36/0x1c0
[  363.104065]  ? mark_held_locks+0xc7/0x130
[  363.108224]  rollback_registered+0x1e9/0x420
[  363.112635]  ? lockdep_hardirqs_on+0x351/0x5c0
[  363.117228]  ? rollback_registered_many+0x1240/0x1240
[  363.122419]  ? trace_hardirqs_on+0xbd/0x310
[  363.126748]  ? linkwatch_schedule_work+0x150/0x170
[  363.131690]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  363.137150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.142689]  ? rtnl_is_locked+0xb5/0xf0
[  363.146672]  ? rtnl_trylock+0x20/0x20
[  363.150481]  ? queue_delayed_work_on+0x130/0x1f0
[  363.155260]  unregister_netdevice_queue+0x321/0x5e0
[  363.160295]  ? rollback_registered+0x420/0x420
[  363.164892]  ? linkwatch_schedule_work+0x170/0x170
[  363.169832]  ? tun_show_owner+0x170/0x170
[  363.173989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.179547]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  363.184917]  ? __tun_detach+0x6ba/0x15c0
[  363.188996]  __tun_detach+0x11b8/0x15c0
[  363.192987]  ? __call_rcu.constprop.69+0x429/0xbc0
[  363.197965]  ? tun_attach+0x1770/0x1770
[  363.201951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.207507]  ? check_preemption_disabled+0x48/0x200
[  363.212557]  ? graph_lock+0x170/0x170
[  363.216372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.221918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.227466]  ? locks_remove_file+0x3c6/0x5c0
[  363.231890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.237440]  ? ima_file_free+0x132/0x650
[  363.241527]  ? __lock_is_held+0xb5/0x140
[  363.245609]  ? __tun_detach+0x15c0/0x15c0
[  363.249774]  ? __tun_detach+0x15c0/0x15c0
[  363.253934]  tun_chr_close+0xe3/0x180
[  363.257741]  __fput+0x385/0xa30
[  363.261037]  ? get_max_files+0x20/0x20
[  363.264933]  ? ___might_sleep+0x1ed/0x300
[  363.269086]  ? arch_local_save_flags+0x40/0x40
[  363.273681]  ____fput+0x15/0x20
[  363.276964]  task_work_run+0x1e8/0x2a0
[  363.280864]  ? task_work_cancel+0x240/0x240
[  363.285201]  ? switch_task_namespaces+0xb8/0xd0
[  363.289880]  do_exit+0x1ad7/0x2610
[  363.293437]  ? mm_update_next_owner+0x990/0x990
[  363.298113]  ? print_usage_bug+0xc0/0xc0
[  363.302191]  ? __lock_acquire+0x7ec/0x4ec0
[  363.306434]  ? find_held_lock+0x36/0x1c0
[  363.310521]  ? __lock_acquire+0x7ec/0x4ec0
[  363.314761]  ? mark_held_locks+0x130/0x130
[  363.319004]  ? lock_acquire+0x1ed/0x520
[  363.322993]  ? mark_held_locks+0x130/0x130
[  363.327233]  ? arch_local_save_flags+0x40/0x40
[  363.331817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.337382]  ? __mutex_lock+0x872/0x1710
[  363.341452]  ? __switch_to_asm+0x40/0x70
[  363.345527]  ? __switch_to_asm+0x34/0x70
[  363.349597]  ? pipe_wait+0x266/0x2c0
[  363.353331]  ? mutex_trylock+0x2b0/0x2b0
[  363.357413]  ? graph_lock+0x170/0x170
[  363.361221]  ? find_held_lock+0x36/0x1c0
[  363.365292]  ? memset+0x31/0x40
[  363.368582]  ? find_held_lock+0x36/0x1c0
[  363.372661]  ? get_signal+0x95b/0x1980
[  363.376556]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.381061]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.385575]  do_group_exit+0x177/0x440
[  363.389744]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  363.395206]  ? __ia32_sys_exit+0x50/0x50
[  363.399291]  get_signal+0x8b0/0x1980
[  363.403028]  ? ptrace_notify+0x130/0x130
[  363.407101]  ? finish_wait+0x430/0x430
[  363.411001]  ? graph_lock+0x170/0x170
[  363.414819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.420375]  ? pipe_read+0x702/0x940
[  363.424111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.429694]  do_signal+0x9c/0x21e0
[  363.433246]  ? __vfs_read+0x11f/0x9b0
[  363.437065]  ? vfs_copy_file_range+0xb90/0xb90
[  363.441682]  ? setup_sigcontext+0x7d0/0x7d0
[  363.446049]  ? exit_to_usermode_loop+0x8c/0x380
[  363.450757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.456325]  exit_to_usermode_loop+0x2e5/0x380
[  363.460929]  ? syscall_slow_exit_work+0x520/0x520
[  363.465784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.471349]  do_syscall_64+0x6be/0x820
[  363.475246]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  363.480628]  ? syscall_return_slowpath+0x5e0/0x5e0
[  363.485573]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.490435]  ? trace_hardirqs_off+0x300/0x300
[  363.494947]  ? prepare_exit_to_usermode+0x291/0x3b0
[  363.499979]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.504839]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  363.510039] RIP: 0033:0x410e10
[  363.513236] Code: Bad RIP value.
[  363.516599] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  363.524324] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  363.531606] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  363.538884] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  363.546161] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  363.553445] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  363.560763] warn_alloc_show_mem: 1 callbacks suppressed
[  363.560775] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  363.560778] Mem-Info:
[  363.560808] active_anon:46161 inactive_anon:461 isolated_anon:0
[  363.560808]  active_file:19 inactive_file:16 isolated_file:0
[  363.560808]  unevictable:0 dirty:0 writeback:0 unstable:0
[  363.560808]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  363.560808]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  363.560808]  free:13785 free_pcp:397 free_cma:0
[  363.566173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.573461] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  363.575866] Call Trace:
[  363.608675] Node 0 
[  363.618033]  <IRQ>
[  363.645887] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  363.648458]  dump_stack+0x1c4/0x2b4
[  363.650661] lowmem_reserve[]:
[  363.652810]  ? dump_stack_print_info.cold.2+0x52/0x52
[  363.678291]  0
[  363.681937]  warn_alloc.cold.118+0xb7/0x1bd
[  363.685006]  2815
[  363.690195]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.691990]  6318
[  363.696314]  ? lock_downgrade+0x900/0x900
[  363.698349]  6318
[  363.703206]  ? trace_hardirqs_off+0xb8/0x300
[  363.709395]  ? trace_hardirqs_off+0xb8/0x300
[  363.711427] Node 0 
[  363.715844]  __alloc_pages_slowpath+0x2667/0x2d80
[  363.720254] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  363.722511]  ? warn_alloc+0x120/0x120
[  363.727291] lowmem_reserve[]:
[  363.754561]  ? trace_hardirqs_on+0x310/0x310
[  363.758316]  0
[  363.761420]  ? warn_alloc+0x120/0x120
[  363.765795]  0 3503
[  363.767605]  ? print_usage_bug+0xc0/0xc0
[  363.771378]  3503
[  363.773632]  ? warn_alloc+0x120/0x120
[  363.777668] Node 0 
[  363.779731]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  363.783540] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  363.785750]  ? print_usage_bug+0xc0/0xc0
[  363.790733] lowmem_reserve[]: 0
[  363.819312]  ? __lock_acquire+0x7ec/0x4ec0
[  363.823356]  0
[  363.826650]  ? __lock_acquire+0x7ec/0x4ec0
[  363.830857]  0
[  363.832662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.836865]  0
[  363.838669]  ? should_fail+0x22d/0xd01
[  363.845975]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.849834] Node 0 
[  363.854929]  ? __lock_acquire+0x7ec/0x4ec0
[  363.854931] DMA: 1*4kB 
[  363.857173]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.861385] (U) 
[  363.863976]  ? __lock_acquire+0x7ec/0x4ec0
[  363.869054] 0*8kB 
[  363.871030]  ? should_fail+0x22d/0xd01
[  363.875252] 0*16kB 
[  363.877400]  ? print_usage_bug+0xc0/0xc0
[  363.881261] 1*32kB 
[  363.883518]  ? mark_held_locks+0x130/0x130
[  363.887541] (U) 
[  363.889777]  ? mark_held_locks+0x130/0x130
[  363.893986] 2*64kB 
[  363.895961]  ? graph_lock+0x170/0x170
[  363.900164] (U) 
[  363.902395]  ? print_usage_bug+0xc0/0xc0
[  363.906172] 1*128kB 
[  363.908146]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  363.912179] (U) 
[  363.914509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.919239] 1*256kB 
[  363.921211]  ? check_preemption_disabled+0x48/0x200
[  363.926720] (U) 
[  363.929034]  ? check_preemption_disabled+0x48/0x200
[  363.929060]  ? __lock_is_held+0xb5/0x140
[  363.934048] 0*512kB 
[  363.936022]  __alloc_pages_nodemask+0xa80/0xde0
[  363.941012] 1*1024kB 
[  363.945069]  ? graph_lock+0x170/0x170
[  363.947366] (U) 
[  363.952048]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  363.954436] 1*2048kB 
[  363.958236]  ? graph_lock+0x170/0x170
[  363.960185] (M) 
[  363.965200]  ? find_held_lock+0x36/0x1c0
[  363.967577] 3*4096kB 
[  363.971377]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.973324] (M) 
[  363.977376]  ? lock_downgrade+0x900/0x900
[  363.979761] = 15908kB
[  363.984427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.986375] Node 0 
[  363.990533]  cache_grow_begin+0x91/0x8c0
[  363.992911] DMA32: 
[  363.998446]  ? do_raw_spin_unlock+0xa7/0x2f0
[  364.000657] 3*4kB 
[  364.004719]  fallback_alloc+0x203/0x2e0
[  364.006928] (M) 
[  364.011336]  ____cache_alloc_node+0x1c7/0x1e0
[  364.013458] 1*8kB 
[  364.017429]  kmem_cache_alloc_node+0xe3/0x730
[  364.019377] (M) 
[  364.023866]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.025989] 3*16kB 
[  364.030480]  __alloc_skb+0x119/0x770
[  364.032425] (UM) 
[  364.036674]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  364.038885] 3*32kB 
[  364.042594]  ? skb_scrub_packet+0x490/0x490
[  364.044631] (UM) 
[  364.049913]  ? lock_downgrade+0x900/0x900
[  364.052123] 2*64kB 
[  364.056444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.058476] (UM) 
[  364.062629]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.064841] 5*128kB 
[  364.070371]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.072402] (UM) 3*256kB 
[  364.077858]  ? addrconf_rs_timer+0x6f0/0x6f0
[  364.080157] (M) 
[  364.085621]  ndisc_alloc_skb+0x144/0x340
[  364.088347] 4*512kB 
[  364.092759]  ndisc_send_rs+0x331/0x6e0
[  364.094703] (M) 
[  364.098764]  addrconf_rs_timer+0x3c0/0x6f0
[  364.101060] 3*1024kB 
[  364.104959]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.106903] (UM) 
[  364.111145]  call_timer_fn+0x272/0x920
[  364.113532] 3*2048kB 
[  364.117766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.119802] (M) 
[  364.123687]  ? process_timeout+0x40/0x40
[  364.126069] 3*4096kB 
[  364.130300]  ? find_held_lock+0x36/0x1c0
[  364.132251] (M) 
[  364.136317]  ? __run_timers+0x7da/0xc70
[  364.138694] = 25252kB
[  364.142768]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.144723] Node 0 
[  364.148698]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.151083] Normal: 
[  364.155578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.157786] 1016*4kB 
[  364.162287]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  364.164579] (UME) 
[  364.168812]  ? trace_hardirqs_on+0xbd/0x310
[  364.171196] 348*8kB 
[  364.175775]  ? kasan_check_read+0x11/0x20
[  364.177905] (UME) 
[  364.182223]  ? __run_timers+0x7da/0xc70
[  364.184524] 167*16kB (UME) 
[  364.188675]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  364.190800] 68*32kB 
[  364.194774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.197680] (UME) 
[  364.203129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.205424] 21*64kB 
[  364.209655]  __run_timers+0x7e5/0xc70
[  364.211778] (M) 
[  364.216015]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  364.218316] 6*128kB 
[  364.222111]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.224061] (UM) 
[  364.229417]  ? graph_lock+0x170/0x170
[  364.231711] 1*256kB (U) 
[  364.236731]  ? enqueue_hrtimer+0x1a5/0x560
[  364.238770] 0*512kB 
[  364.242562]  ? lock_release+0x970/0x970
[  364.245211] 0*1024kB 
[  364.249436]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  364.251737] 0*2048kB 
[  364.255711]  ? find_held_lock+0x36/0x1c0
[  364.258096] 0*4096kB 
[  364.263281]  ? graph_lock+0x170/0x170
[  364.265667] = 14064kB
[  364.269731]  ? pvclock_read_flags+0x160/0x160
[  364.272126] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  364.275915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.278305] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  364.282788]  ? check_preemption_disabled+0x48/0x200
[  364.291605] 503 total pagecache pages
[  364.297144]  ? __lock_is_held+0xb5/0x140
[  364.305695] 0 pages in swap cache
[  364.310703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.314473] Swap cache stats: add 0, delete 0, find 0/0
[  364.314482] Free swap  = 0kB
[  364.318548]  ? check_preemption_disabled+0x48/0x200
[  364.321976] Total swap = 0kB
[  364.327526]  run_timer_softirq+0x52/0xb0
[  364.332887] 1965979 pages RAM
[  364.335915]  ? rcu_read_lock_sched_held+0x108/0x120
[  364.340915] 0 pages HighMem/MovableOnly
[  364.343949]  __do_softirq+0x30b/0xad8
[  364.347993] 343324 pages reserved
[  364.351128]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  364.356125] 0 pages cma reserved
[  364.360122]  ? pvclock_read_flags+0x160/0x160
[  364.363983] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  364.367365]  ? lapic_next_event+0x5a/0x90
[  364.372536] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.375829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.380300] syz-executor2 cpuset=
[  364.386804]  ? check_preemption_disabled+0x48/0x200
[  364.390936] syz2
[  364.401439]  ? check_preemption_disabled+0x48/0x200
[  364.406969]  mems_allowed=0
[  364.410431]  ? kvm_clock_read+0x18/0x30
[  364.429315]  ? kvm_sched_clock_read+0x9/0x20
[  364.433744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.439297]  ? check_preemption_disabled+0x48/0x200
[  364.444339]  irq_exit+0x17f/0x1c0
[  364.447828]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.452682]  ? smp_reschedule_interrupt+0x109/0x650
[  364.457746]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.463648]  ? interrupt_entry+0xb5/0xf0
[  364.467719]  ? trace_hardirqs_off_caller+0xbb/0x300
[  364.472742]  ? trace_hardirqs_off_caller+0xbb/0x300
[  364.477767]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.482623]  ? trace_hardirqs_off+0x300/0x300
[  364.487132]  ? trace_hardirqs_off+0x300/0x300
[  364.491652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.497227]  ? check_preemption_disabled+0x48/0x200
[  364.502263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.507835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.512714]  apic_timer_interrupt+0xf/0x20
[  364.516959]  </IRQ>
[  364.519212] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  364.524157] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  364.543082] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  364.550817] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  364.558114] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  364.565410] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  364.572700] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  364.579995] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  364.587337]  skb_clone+0x1bb/0x500
[  364.590903]  ? skb_split+0x11e0/0x11e0
[  364.594813]  ? preempt_notifier_register+0x200/0x200
[  364.599938]  ? __switch_to_asm+0x34/0x70
[  364.604023]  ? __switch_to_asm+0x34/0x70
[  364.608098]  ? __switch_to_asm+0x40/0x70
[  364.612163]  ? __switch_to_asm+0x34/0x70
[  364.616226]  ? __switch_to_asm+0x40/0x70
[  364.620292]  ? __switch_to_asm+0x40/0x70
[  364.624372]  ? __switch_to_asm+0x34/0x70
[  364.628435]  ? __switch_to_asm+0x34/0x70
[  364.632508]  ? __switch_to_asm+0x40/0x70
[  364.636572]  ? __switch_to_asm+0x34/0x70
[  364.640649]  bpf_clone_redirect+0xb9/0x490
[  364.645273]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  364.650312]  ? __sched_text_start+0x8/0x8
[  364.654464]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.659235]  ? find_held_lock+0x36/0x1c0
[  364.663306]  ? lock_acquire+0x1ed/0x520
[  364.667283]  ? bpf_test_run+0x32e/0x5a0
[  364.671260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.677147]  ? check_preemption_disabled+0x48/0x200
[  364.682257]  ? kasan_check_read+0x11/0x20
[  364.686413]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  364.691695]  ? rcu_bh_qs+0xc0/0xc0
[  364.695241]  ? preempt_schedule+0x4d/0x60
[  364.699405]  ? ___preempt_schedule+0x16/0x18
[  364.703847]  ? bpf_test_run+0x1c0/0x5a0
[  364.707847]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  364.712722]  ? netlink_diag_dump+0x2a0/0x2a0
[  364.717163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.722731]  ? bpf_test_init.isra.9+0x70/0x100
[  364.727349]  ? bpf_prog_test_run_skb+0x634/0xb40
[  364.732134]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  364.736993]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  364.742556]  ? fput+0x130/0x1a0
[  364.745851]  ? __bpf_prog_get+0x9b/0x290
[  364.749925]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  364.754769]  ? bpf_prog_test_run+0x130/0x1a0
[  364.759185]  ? __x64_sys_bpf+0x3d8/0x510
[  364.763251]  ? bpf_prog_get+0x20/0x20
[  364.767078]  ? do_syscall_64+0x1b9/0x820
[  364.771157]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  364.776735]  ? syscall_return_slowpath+0x5e0/0x5e0
[  364.781671]  ? trace_hardirqs_off+0x300/0x300
[  364.786169]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  364.791185]  ? recalc_sigpending_tsk+0x180/0x180
[  364.795942]  ? kasan_check_write+0x14/0x20
[  364.800185]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.805042]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  364.810427] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  364.810530] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  364.817629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  364.817635] Call Trace:
[  364.817642]  <IRQ>
[  364.817658]  dump_stack+0x1c4/0x2b4
[  364.817672]  ? dump_stack_print_info.cold.2+0x52/0x52
[  364.817704]  warn_alloc.cold.118+0xb7/0x1bd
[  364.824340] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.833552]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  364.836118] syz-executor4 cpuset=
[  364.838262]  ? lock_downgrade+0x900/0x900
[  364.841864] syz4
[  364.847053]  ? trace_hardirqs_off+0xb8/0x300
[  364.851351]  mems_allowed=0
[  364.861844]  ? trace_hardirqs_off+0xb8/0x300
[  364.887926]  __alloc_pages_slowpath+0x2667/0x2d80
[  364.892807]  ? warn_alloc+0x120/0x120
[  364.896617]  ? warn_alloc+0x120/0x120
[  364.900422]  ? print_usage_bug+0xc0/0xc0
[  364.904486]  ? warn_alloc+0x120/0x120
[  364.908302]  ? print_usage_bug+0xc0/0xc0
[  364.912364]  ? __lock_acquire+0x7ec/0x4ec0
[  364.916598]  ? __lock_acquire+0x7ec/0x4ec0
[  364.920837]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.926375]  ? should_fail+0x22d/0xd01
[  364.930268]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.935374]  ? __lock_acquire+0x7ec/0x4ec0
[  364.939619]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.944721]  ? __lock_acquire+0x7ec/0x4ec0
[  364.948953]  ? should_fail+0x22d/0xd01
[  364.952852]  ? mark_held_locks+0x130/0x130
[  364.957092]  ? mark_held_locks+0x130/0x130
[  364.961327]  ? graph_lock+0x170/0x170
[  364.965131]  ? graph_lock+0x170/0x170
[  364.968938]  ? graph_lock+0x170/0x170
[  364.972740]  ? print_usage_bug+0xc0/0xc0
[  364.976803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.982344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.987882]  ? check_preemption_disabled+0x48/0x200
[  364.992894]  ? check_preemption_disabled+0x48/0x200
[  364.997935]  ? __lock_is_held+0xb5/0x140
[  365.002015]  __alloc_pages_nodemask+0xa80/0xde0
[  365.006695]  ? graph_lock+0x170/0x170
[  365.010508]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  365.015530]  ? graph_lock+0x170/0x170
[  365.019347]  ? find_held_lock+0x36/0x1c0
[  365.023418]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.028088]  ? lock_downgrade+0x900/0x900
[  365.032249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.037800]  cache_grow_begin+0x91/0x8c0
[  365.041863]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.046280]  fallback_alloc+0x203/0x2e0
[  365.050265]  ____cache_alloc_node+0x1c7/0x1e0
[  365.054768]  kmem_cache_alloc_node+0xe3/0x730
[  365.059266]  ? ipv6_get_ifaddr+0x42e/0x620
[  365.063518]  __alloc_skb+0x119/0x770
[  365.067240]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  365.072526]  ? skb_scrub_packet+0x490/0x490
[  365.076852]  ? lock_downgrade+0x900/0x900
[  365.081012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.086560]  ? refcount_sub_and_test_checked+0x203/0x310
[  365.092019]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  365.097476]  ? addrconf_rs_timer+0x6f0/0x6f0
[  365.101908]  ndisc_alloc_skb+0x144/0x340
[  365.105991]  ndisc_send_rs+0x331/0x6e0
[  365.109902]  addrconf_rs_timer+0x3c0/0x6f0
[  365.114155]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.118408]  call_timer_fn+0x272/0x920
[  365.122299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.126539]  ? process_timeout+0x40/0x40
[  365.130602]  ? find_held_lock+0x36/0x1c0
[  365.134672]  ? mark_held_locks+0xc7/0x130
[  365.138824]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.143325]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.147821]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.152058]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  365.156644]  ? trace_hardirqs_on+0xbd/0x310
[  365.160967]  ? kasan_check_read+0x11/0x20
[  365.165116]  ? __run_timers+0x7da/0xc70
[  365.169095]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.174554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.178799]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.183037]  __run_timers+0x7e5/0xc70
[  365.186853]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  365.192223]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  365.197255]  ? graph_lock+0x170/0x170
[  365.201068]  ? print_usage_bug+0xc0/0xc0
[  365.205133]  ? lock_release+0x970/0x970
[  365.209128]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  365.214341]  ? find_held_lock+0x36/0x1c0
[  365.218411]  ? graph_lock+0x170/0x170
[  365.222216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.227769]  ? check_preemption_disabled+0x48/0x200
[  365.232814]  ? __lock_is_held+0xb5/0x140
[  365.236891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.242443]  ? check_preemption_disabled+0x48/0x200
[  365.247486]  run_timer_softirq+0x52/0xb0
[  365.251569]  ? rcu_read_lock_sched_held+0x108/0x120
[  365.256596]  __do_softirq+0x30b/0xad8
[  365.260417]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  365.265533]  ? pvclock_read_flags+0x160/0x160
[  365.270034]  ? lapic_next_event+0x5a/0x90
[  365.274184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.279741]  ? check_preemption_disabled+0x48/0x200
[  365.284755]  ? check_preemption_disabled+0x48/0x200
[  365.289776]  ? kvm_clock_read+0x18/0x30
[  365.293751]  ? kvm_sched_clock_read+0x9/0x20
[  365.298163]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.303701]  ? check_preemption_disabled+0x48/0x200
[  365.308732]  irq_exit+0x17f/0x1c0
[  365.312189]  smp_apic_timer_interrupt+0x1cb/0x760
[  365.317036]  ? smp_reschedule_interrupt+0x109/0x650
[  365.322063]  ? smp_call_function_single_interrupt+0x650/0x650
[  365.327949]  ? interrupt_entry+0xb5/0xf0
[  365.332013]  ? trace_hardirqs_off_caller+0xbb/0x300
[  365.337041]  ? trace_hardirqs_off_caller+0xbb/0x300
[  365.342061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.346924]  ? trace_hardirqs_off+0x300/0x300
[  365.351418]  ? trace_hardirqs_off+0x300/0x300
[  365.355915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.361451]  ? check_preemption_disabled+0x48/0x200
[  365.366468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.372028]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.376885]  apic_timer_interrupt+0xf/0x20
[  365.381113]  </IRQ>
[  365.383353] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  365.388650] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  365.407561] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  365.415284] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  365.422573] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  365.429856] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  365.437137] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  365.444427] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  365.451738]  ? arch_local_irq_restore+0x45/0x52
[  365.456441]  dump_stack+0x26a/0x2b4
[  365.460095]  ? dump_stack_print_info.cold.2+0x52/0x52
[  365.465305]  ? mark_held_locks+0x130/0x130
[  365.469548]  ? mark_held_locks+0x130/0x130
[  365.473798]  dump_header+0x27b/0xf72
[  365.477552]  ? pagefault_out_of_memory+0x197/0x197
[  365.482510]  ? mark_held_locks+0x130/0x130
[  365.486753]  ? __lock_acquire+0x7ec/0x4ec0
[  365.491009]  ? print_usage_bug+0xc0/0xc0
[  365.495109]  ? graph_lock+0x170/0x170
[  365.498929]  ? graph_lock+0x170/0x170
[  365.502749]  ? print_usage_bug+0xc0/0xc0
[  365.506837]  ? print_usage_bug+0xc0/0xc0
[  365.510930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.516487]  ? find_held_lock+0x36/0x1c0
[  365.520578]  ? mark_held_locks+0xc7/0x130
[  365.524745]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  365.529858]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  365.534971]  ? lockdep_hardirqs_on+0x421/0x5c0
[  365.539565]  ? trace_hardirqs_on+0xbd/0x310
[  365.543891]  ? kasan_check_read+0x11/0x20
[  365.548050]  ? ___ratelimit+0x36f/0x655
[  365.552038]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.557509]  ? trace_hardirqs_on+0x310/0x310
[  365.561929]  ? lock_downgrade+0x900/0x900
[  365.566091]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  365.571203]  ? ___ratelimit+0xaa/0x655
[  365.575096]  ? idr_get_free+0xec0/0xec0
[  365.579072]  ? kasan_check_write+0x14/0x20
[  365.583316]  ? do_raw_spin_lock+0xc1/0x200
[  365.587571]  oom_kill_process.cold.27+0x10/0x903
[  365.592344]  ? graph_lock+0x170/0x170
[  365.596160]  ? _raw_spin_unlock+0x2c/0x50
[  365.600327]  ? oom_badness+0xe6/0xaa0
[  365.604146]  ? oom_evaluate_task+0x540/0x540
[  365.608574]  ? find_held_lock+0x36/0x1c0
[  365.612652]  ? out_of_memory+0x974/0x14c0
[  365.616804]  ? lock_downgrade+0x900/0x900
[  365.620950]  ? check_preemption_disabled+0x48/0x200
[  365.625977]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  365.631773]  ? kasan_check_read+0x11/0x20
[  365.635926]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  365.641207]  ? rcu_bh_qs+0xc0/0xc0
[  365.644964]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  365.649985]  ? oom_evaluate_task+0x302/0x540
[  365.654398]  out_of_memory+0xa86/0x14c0
[  365.658387]  ? oom_killer_disable+0x3a0/0x3a0
[  365.662883]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  365.667814]  ? __mutex_add_waiter+0x2a0/0x2a0
[  365.672323]  __alloc_pages_slowpath+0x2318/0x2d80
[  365.677205]  ? warn_alloc+0x120/0x120
[  365.681014]  ? lock_downgrade+0x900/0x900
[  365.685178]  ? print_usage_bug+0xc0/0xc0
[  365.689246]  ? warn_alloc+0x120/0x120
[  365.693051]  ? print_usage_bug+0xc0/0xc0
[  365.697223]  ? debug_check_no_obj_freed+0x305/0x58d
[  365.702242]  ? print_usage_bug+0xc0/0xc0
[  365.706307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.711846]  ? should_fail+0x22d/0xd01
[  365.715744]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.720851]  ? __lock_acquire+0x7ec/0x4ec0
[  365.725118]  ? __lock_is_held+0xb5/0x140
[  365.729194]  ? graph_lock+0x170/0x170
[  365.733005]  ? ___might_sleep+0x1ed/0x300
[  365.737163]  ? lock_release+0x970/0x970
[  365.741139]  ? arch_local_save_flags+0x40/0x40
[  365.745734]  ? __might_sleep+0x95/0x190
[  365.749723]  __alloc_pages_nodemask+0xa80/0xde0
[  365.754394]  ? graph_lock+0x170/0x170
[  365.758203]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  365.763218]  ? graph_lock+0x170/0x170
[  365.767036]  ? mark_held_locks+0xc7/0x130
[  365.771180]  ? find_held_lock+0x36/0x1c0
[  365.775250]  ? cache_grow_begin+0x5a4/0x8c0
[  365.779572]  ? lockdep_hardirqs_on+0x421/0x5c0
[  365.784155]  ? trace_hardirqs_on+0xbd/0x310
[  365.788480]  ? fallback_alloc+0x203/0x2e0
[  365.792639]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.798097]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  365.803646]  cache_grow_begin+0x91/0x8c0
[  365.807716]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.812134]  fallback_alloc+0x203/0x2e0
[  365.816116]  ____cache_alloc_node+0x1c7/0x1e0
[  365.820619]  kmem_cache_alloc_node_trace+0xe7/0x740
[  365.825656]  __kmalloc_node_track_caller+0x33/0x70
[  365.830591]  __kmalloc_reserve.isra.39+0x41/0xe0
[  365.835350]  __alloc_skb+0x155/0x770
[  365.839077]  ? skb_scrub_packet+0x490/0x490
[  365.843401]  ? if_nlmsg_size+0x5d1/0xbb0
[  365.847556]  ? nla_put_ifalias+0x170/0x170
[  365.851807]  ? softnet_seq_show+0x470/0x470
[  365.856133]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  365.861152]  ? netif_tx_stop_all_queues+0xd9/0x110
[  365.866089]  rtmsg_ifinfo_build_skb+0x74/0x190
[  365.870678]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  365.875536]  rtmsg_ifinfo+0x8c/0xa0
[  365.879173]  dev_close_many+0x3be/0x860
[  365.883163]  ? unlist_netdevice+0x670/0x670
[  365.887490]  ? find_held_lock+0x36/0x1c0
[  365.891567]  ? __queue_work+0x6be/0x1440
[  365.895631]  ? lock_downgrade+0x900/0x900
[  365.899788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.905326]  ? rtnl_is_locked+0xb5/0xf0
[  365.909303]  ? rtnl_trylock+0x20/0x20
[  365.913107]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.917525]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  365.922118]  rollback_registered_many+0x56e/0x1240
[  365.927062]  ? generic_xdp_install+0x4c0/0x4c0
[  365.931650]  ? max_active_store+0x170/0x170
[  365.935977]  ? graph_lock+0x170/0x170
[  365.939780]  ? print_usage_bug+0xc0/0xc0
[  365.943848]  ? print_usage_bug+0xc0/0xc0
[  365.947908]  ? kfree_skbmem+0x154/0x230
[  365.951883]  ? graph_lock+0x170/0x170
[  365.955685]  ? print_usage_bug+0xc0/0xc0
[  365.959749]  ? find_held_lock+0x36/0x1c0
[  365.963822]  ? mark_held_locks+0xc7/0x130
[  365.967976]  rollback_registered+0x1e9/0x420
[  365.972388]  ? lockdep_hardirqs_on+0x351/0x5c0
[  365.976971]  ? rollback_registered_many+0x1240/0x1240
[  365.982165]  ? trace_hardirqs_on+0xbd/0x310
[  365.986496]  ? linkwatch_schedule_work+0x150/0x170
[  365.991442]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.996901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.002442]  ? rtnl_is_locked+0xb5/0xf0
[  366.006420]  ? rtnl_trylock+0x20/0x20
[  366.010223]  ? queue_delayed_work_on+0x130/0x1f0
[  366.014984]  unregister_netdevice_queue+0x321/0x5e0
[  366.020005]  ? rollback_registered+0x420/0x420
[  366.024592]  ? linkwatch_schedule_work+0x170/0x170
[  366.029531]  ? tun_show_owner+0x170/0x170
[  366.033682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.039225]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  366.044589]  ? __tun_detach+0x6ba/0x15c0
[  366.048664]  __tun_detach+0x11b8/0x15c0
[  366.052661]  ? __call_rcu.constprop.69+0x429/0xbc0
[  366.057600]  ? tun_attach+0x1770/0x1770
[  366.061581]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.067119]  ? check_preemption_disabled+0x48/0x200
[  366.072147]  ? graph_lock+0x170/0x170
[  366.075952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.081494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.087046]  ? locks_remove_file+0x3c6/0x5c0
[  366.091473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.097052]  ? ima_file_free+0x132/0x650
[  366.101123]  ? __lock_is_held+0xb5/0x140
[  366.105194]  ? __tun_detach+0x15c0/0x15c0
[  366.109351]  ? __tun_detach+0x15c0/0x15c0
[  366.113509]  tun_chr_close+0xe3/0x180
[  366.117315]  __fput+0x385/0xa30
[  366.120601]  ? get_max_files+0x20/0x20
[  366.124497]  ? ___might_sleep+0x1ed/0x300
[  366.128658]  ? arch_local_save_flags+0x40/0x40
[  366.133247]  ____fput+0x15/0x20
[  366.136535]  task_work_run+0x1e8/0x2a0
[  366.140427]  ? task_work_cancel+0x240/0x240
[  366.144757]  ? switch_task_namespaces+0xb8/0xd0
[  366.149433]  do_exit+0x1ad7/0x2610
[  366.152984]  ? mm_update_next_owner+0x990/0x990
[  366.157659]  ? print_usage_bug+0xc0/0xc0
[  366.161727]  ? __lock_acquire+0x7ec/0x4ec0
[  366.165963]  ? find_held_lock+0x36/0x1c0
[  366.170043]  ? __lock_acquire+0x7ec/0x4ec0
[  366.174285]  ? mark_held_locks+0x130/0x130
[  366.178531]  ? lock_acquire+0x1ed/0x520
[  366.182525]  ? mark_held_locks+0x130/0x130
[  366.186766]  ? arch_local_save_flags+0x40/0x40
[  366.191352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.196915]  ? __mutex_lock+0x872/0x1710
[  366.200977]  ? __switch_to_asm+0x40/0x70
[  366.205039]  ? __switch_to_asm+0x34/0x70
[  366.209102]  ? pipe_wait+0x266/0x2c0
[  366.212827]  ? mutex_trylock+0x2b0/0x2b0
[  366.216908]  ? graph_lock+0x170/0x170
[  366.220719]  ? find_held_lock+0x36/0x1c0
[  366.224793]  ? memset+0x31/0x40
[  366.228091]  ? find_held_lock+0x36/0x1c0
[  366.232167]  ? get_signal+0x95b/0x1980
[  366.236065]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.240565]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.245074]  do_group_exit+0x177/0x440
[  366.248966]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  366.254420]  ? __ia32_sys_exit+0x50/0x50
[  366.258508]  get_signal+0x8b0/0x1980
[  366.262238]  ? ptrace_notify+0x130/0x130
[  366.266308]  ? finish_wait+0x430/0x430
[  366.270197]  ? graph_lock+0x170/0x170
[  366.274008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.279552]  ? pipe_read+0x702/0x940
[  366.283272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.288823]  do_signal+0x9c/0x21e0
[  366.292364]  ? __vfs_read+0x11f/0x9b0
[  366.296178]  ? vfs_copy_file_range+0xb90/0xb90
[  366.300765]  ? setup_sigcontext+0x7d0/0x7d0
[  366.305109]  ? exit_to_usermode_loop+0x8c/0x380
[  366.309802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.315346]  exit_to_usermode_loop+0x2e5/0x380
[  366.319939]  ? syscall_slow_exit_work+0x520/0x520
[  366.324785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.330338]  do_syscall_64+0x6be/0x820
[  366.334227]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  366.339595]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.344533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.349381]  ? trace_hardirqs_off+0x300/0x300
[  366.353884]  ? prepare_exit_to_usermode+0x291/0x3b0
[  366.358915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.363769]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  366.368963] RIP: 0033:0x410e10
[  366.372167] Code: Bad RIP value.
[  366.375532] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  366.383259] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  366.390556] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  366.397843] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  366.405126] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  366.412403] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  366.419703] warn_alloc_show_mem: 1 callbacks suppressed
[  366.419715] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  366.419717] Mem-Info:
[  366.419747] active_anon:46161 inactive_anon:461 isolated_anon:0
[  366.419747]  active_file:19 inactive_file:16 isolated_file:0
[  366.419747]  unevictable:0 dirty:0 writeback:0 unstable:0
[  366.419747]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  366.419747]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  366.419747]  free:13785 free_pcp:397 free_cma:0
[  366.425142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.425151] Call Trace:
[  366.432433] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  366.434832]  <IRQ>
[  366.467612] Node 0 
[  366.476972]  dump_stack+0x1c4/0x2b4
[  366.479561] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  366.507134]  ? dump_stack_print_info.cold.2+0x52/0x52
[  366.509265] lowmem_reserve[]:
[  366.511520]  warn_alloc.cold.118+0xb7/0x1bd
[  366.515107]  0
[  366.540614]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.545776]  2815
[  366.548895]  ? lock_downgrade+0x900/0x900
[  366.553194]  6318
[  366.554996]  ? trace_hardirqs_off+0xb8/0x300
[  366.559809]  6318
[  366.561871]  ? trace_hardirqs_off+0xb8/0x300
[  366.568057]  __alloc_pages_slowpath+0x2667/0x2d80
[  366.572436] Node 0 
[  366.574534]  ? warn_alloc+0x120/0x120
[  366.578911] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  366.583727]  ? warn_alloc+0x120/0x120
[  366.585939] lowmem_reserve[]:
[  366.589735]  ? print_usage_bug+0xc0/0xc0
[  366.616434]  0
[  366.620240]  ? warn_alloc+0x120/0x120
[  366.623317]  0
[  366.627394]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  366.629172]  3503
[  366.632971]  ? print_usage_bug+0xc0/0xc0
[  366.634751]  3503
[  366.639765]  ? __lock_acquire+0x7ec/0x4ec0
[  366.645861]  ? __lock_acquire+0x7ec/0x4ec0
[  366.647903] Node 0 
[  366.652132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.656362] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  366.658568]  ? should_fail+0x22d/0xd01
[  366.664077] lowmem_reserve[]:
[  366.692635]  ? __lock_acquire+0x7ec/0x4ec0
[  366.696499]  0
[  366.699616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.703818]  0 0
[  366.705633]  ? __lock_acquire+0x7ec/0x4ec0
[  366.710702]  0
[  366.712678]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.718687]  ? __lock_acquire+0x7ec/0x4ec0
[  366.723773] Node 0 
[  366.728010]  ? should_fail+0x22d/0xd01
[  366.728021] DMA: 
[  366.730265]  ? mark_held_locks+0x130/0x130
[  366.734122] 1*4kB 
[  366.736178]  ? mark_held_locks+0x130/0x130
[  366.740386] (U) 
[  366.742550]  ? graph_lock+0x170/0x170
[  366.746749] 0*8kB 
[  366.748721]  ? print_usage_bug+0xc0/0xc0
[  366.752496] 0*16kB 
[  366.754651]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  366.758684] 1*32kB 
[  366.760915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.765643] (U) 
[  366.767875]  ? check_preemption_disabled+0x48/0x200
[  366.773402] 2*64kB 
[  366.775664]  ? check_preemption_disabled+0x48/0x200
[  366.780660] (U) 
[  366.782911]  ? __lock_is_held+0xb5/0x140
[  366.787882] 1*128kB (U) 
[  366.789870]  __alloc_pages_nodemask+0xa80/0xde0
[  366.793898] 1*256kB 
[  366.796567]  ? graph_lock+0x170/0x170
[  366.801212] (U) 
[  366.803549]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  366.807312] 0*512kB 1*1024kB 
[  366.809293]  ? graph_lock+0x170/0x170
[  366.814284] (U) 
[  366.817396]  ? find_held_lock+0x36/0x1c0
[  366.821157] 1*2048kB (M) 
[  366.823143]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.827169] 3*4096kB (M) 
[  366.829929]  ? lock_downgrade+0x900/0x900
[  366.834572] = 15908kB
[  366.837329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.841445] Node 0 
[  366.843853]  cache_grow_begin+0x91/0x8c0
[  366.849361] DMA32: 
[  366.851596]  ? do_raw_spin_unlock+0xa7/0x2f0
[  366.855632] 3*4kB 
[  366.857868]  fallback_alloc+0x203/0x2e0
[  366.862251] (M) 
[  366.864410]  ____cache_alloc_node+0x1c7/0x1e0
[  366.868356] 1*8kB 
[  366.870339]  kmem_cache_alloc_node+0xe3/0x730
[  366.874797] (M) 
[  366.876947]  ? ipv6_get_ifaddr+0x42e/0x620
[  366.881414] 3*16kB 
[  366.883396]  __alloc_skb+0x119/0x770
[  366.887598] (UM) 
[  366.889835]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  366.893533] 3*32kB 
[  366.895599]  ? skb_scrub_packet+0x490/0x490
[  366.900856] (UM) 
[  366.903100]  ? lock_downgrade+0x900/0x900
[  366.907396] 2*64kB 
[  366.909471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.913582] (UM) 
[  366.915824]  ? refcount_sub_and_test_checked+0x203/0x310
[  366.921328] 5*128kB 
[  366.923411]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  366.928840] (UM) 
[  366.931179]  ? addrconf_rs_timer+0x6f0/0x6f0
[  366.936605] 3*256kB 
[  366.938673]  ndisc_alloc_skb+0x144/0x340
[  366.943056] (M) 
[  366.945386]  ndisc_send_rs+0x331/0x6e0
[  366.949420] 4*512kB 
[  366.951396]  addrconf_rs_timer+0x3c0/0x6f0
[  366.955253] (M) 
[  366.957577]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.961784] 3*1024kB 
[  366.963763]  call_timer_fn+0x272/0x920
[  366.967961] (UM) 
[  366.970368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.974230] 3*2048kB 
[  366.976288]  ? process_timeout+0x40/0x40
[  366.980493] (M) 
[  366.982907]  ? find_held_lock+0x36/0x1c0
[  366.986944] 3*4096kB 
[  366.988918]  ? __run_timers+0x7da/0xc70
[  366.992946] (M) 
[  366.995354]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.999300] = 25252kB
[  367.001271]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.005743] Node 0 
[  367.008148]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.012618] Normal: 
[  367.014851]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  367.019061] 1016*4kB 
[  367.021383]  ? trace_hardirqs_on+0xbd/0x310
[  367.025937] (UME) 
[  367.028342]  ? kasan_check_read+0x11/0x20
[  367.032638] 348*8kB 
[  367.034783]  ? __run_timers+0x7da/0xc70
[  367.038906] (UME) 
[  367.041227]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.045174] 167*16kB 
[  367.047328]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.052746] (UME) 
[  367.055155]  __run_timers+0x7e5/0xc70
[  367.059366] 68*32kB 
[  367.061533]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  367.065292] (UME) 
[  367.067609]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  367.072942] 21*64kB (M) 
[  367.075096]  ? graph_lock+0x170/0x170
[  367.080086] 6*128kB 
[  367.082755]  ? enqueue_hrtimer+0x1a5/0x560
[  367.086537] (UM) 
[  367.088856]  ? lock_release+0x970/0x970
[  367.093079] 1*256kB (U) 
[  367.095148]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  367.099097] 0*512kB 
[  367.101765]  ? find_held_lock+0x36/0x1c0
[  367.106927] 0*1024kB 
[  367.109246]  ? graph_lock+0x170/0x170
[  367.113284] 0*2048kB 
[  367.115689]  ? pvclock_read_flags+0x160/0x160
[  367.119458] 0*4096kB = 14064kB
[  367.121880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.126355] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  367.129554]  ? check_preemption_disabled+0x48/0x200
[  367.135069] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  367.143904]  ? __lock_is_held+0xb5/0x140
[  367.148890] 503 total pagecache pages
[  367.157476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.161525] 0 pages in swap cache
[  367.165317]  ? check_preemption_disabled+0x48/0x200
[  367.170832] Swap cache stats: add 0, delete 0, find 0/0
[  367.174280]  run_timer_softirq+0x52/0xb0
[  367.179266] Free swap  = 0kB
[  367.184624]  ? rcu_read_lock_sched_held+0x108/0x120
[  367.188659] Total swap = 0kB
[  367.191673]  __do_softirq+0x30b/0xad8
[  367.196661] 1965979 pages RAM
[  367.199700]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  367.203463] 0 pages HighMem/MovableOnly
[  367.203471] 343324 pages reserved
[  367.206573]  ? pvclock_read_flags+0x160/0x160
[  367.211665] 0 pages cma reserved
[  367.215634]  ? lapic_next_event+0x5a/0x90
[  367.219145] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  367.223550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.223563]  ? check_preemption_disabled+0x48/0x200
[  367.223575]  ? check_preemption_disabled+0x48/0x200
[  367.223595]  ? kvm_clock_read+0x18/0x30
[  367.227172] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  367.231088]  ? kvm_sched_clock_read+0x9/0x20
[  367.237555] syz-executor2 cpuset=
[  367.243090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.248080] syz2
[  367.253094]  ? check_preemption_disabled+0x48/0x200
[  367.257051]  mems_allowed=0
[  367.267550]  irq_exit+0x17f/0x1c0
[  367.294207]  smp_apic_timer_interrupt+0x1cb/0x760
[  367.299064]  ? smp_reschedule_interrupt+0x109/0x650
[  367.304101]  ? smp_call_function_single_interrupt+0x650/0x650
[  367.309993]  ? interrupt_entry+0xb5/0xf0
[  367.314063]  ? trace_hardirqs_off_caller+0xbb/0x300
[  367.319081]  ? trace_hardirqs_off_caller+0xbb/0x300
[  367.324127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.328985]  ? trace_hardirqs_off+0x300/0x300
[  367.333482]  ? trace_hardirqs_off+0x300/0x300
[  367.337990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.343541]  ? check_preemption_disabled+0x48/0x200
[  367.348562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.354113]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.358968]  apic_timer_interrupt+0xf/0x20
[  367.363206]  </IRQ>
[  367.365455] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  367.370392] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  367.389320] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  367.397035] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  367.404302] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  367.411574] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  367.418841] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  367.426107] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  367.433426]  skb_clone+0x1bb/0x500
[  367.436971]  ? skb_split+0x11e0/0x11e0
[  367.440863]  ? preempt_notifier_register+0x200/0x200
[  367.445966]  ? __switch_to_asm+0x34/0x70
[  367.450032]  ? __switch_to_asm+0x34/0x70
[  367.454098]  ? __switch_to_asm+0x40/0x70
[  367.458157]  ? __switch_to_asm+0x34/0x70
[  367.462217]  ? __switch_to_asm+0x40/0x70
[  367.466283]  ? __switch_to_asm+0x40/0x70
[  367.470346]  ? __switch_to_asm+0x34/0x70
[  367.474411]  ? __switch_to_asm+0x34/0x70
[  367.478491]  ? __switch_to_asm+0x40/0x70
[  367.482567]  ? __switch_to_asm+0x34/0x70
[  367.486653]  bpf_clone_redirect+0xb9/0x490
[  367.490914]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  367.495955]  ? __sched_text_start+0x8/0x8
[  367.500119]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.504915]  ? find_held_lock+0x36/0x1c0
[  367.509003]  ? lock_acquire+0x1ed/0x520
[  367.512987]  ? bpf_test_run+0x32e/0x5a0
[  367.516968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.522515]  ? check_preemption_disabled+0x48/0x200
[  367.527566]  ? kasan_check_read+0x11/0x20
[  367.531727]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  367.537008]  ? rcu_bh_qs+0xc0/0xc0
[  367.540558]  ? preempt_schedule+0x4d/0x60
[  367.544714]  ? ___preempt_schedule+0x16/0x18
[  367.549220]  ? bpf_test_run+0x1c0/0x5a0
[  367.553216]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  367.558086]  ? netlink_diag_dump+0x2a0/0x2a0
[  367.562501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.568060]  ? bpf_test_init.isra.9+0x70/0x100
[  367.572662]  ? bpf_prog_test_run_skb+0x634/0xb40
[  367.577427]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  367.582271]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  367.587809]  ? fput+0x130/0x1a0
[  367.591090]  ? __bpf_prog_get+0x9b/0x290
[  367.595156]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  367.599998]  ? bpf_prog_test_run+0x130/0x1a0
[  367.604414]  ? __x64_sys_bpf+0x3d8/0x510
[  367.608483]  ? bpf_prog_get+0x20/0x20
[  367.612321]  ? do_syscall_64+0x1b9/0x820
[  367.616470]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  367.621845]  ? syscall_return_slowpath+0x5e0/0x5e0
[  367.626780]  ? trace_hardirqs_off+0x300/0x300
[  367.631276]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  367.636292]  ? recalc_sigpending_tsk+0x180/0x180
[  367.641049]  ? kasan_check_write+0x14/0x20
[  367.645761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.650618]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  367.656004] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  367.656115] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  367.663201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  367.663206] Call Trace:
[  367.663213]  <IRQ>
[  367.663230]  dump_stack+0x1c4/0x2b4
[  367.663245]  ? dump_stack_print_info.cold.2+0x52/0x52
[  367.663272]  warn_alloc.cold.118+0xb7/0x1bd
[  367.669807] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  367.679108]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  367.681670] syz-executor4 cpuset=
[  367.683814]  ? lock_downgrade+0x900/0x900
[  367.687415] syz4
[  367.692602]  ? trace_hardirqs_off+0xb8/0x300
[  367.696901]  mems_allowed=0
[  367.707392]  ? trace_hardirqs_off+0xb8/0x300
[  367.733598]  __alloc_pages_slowpath+0x2667/0x2d80
[  367.738480]  ? warn_alloc+0x120/0x120
[  367.742298]  ? warn_alloc+0x120/0x120
[  367.746105]  ? print_usage_bug+0xc0/0xc0
[  367.750351]  ? warn_alloc+0x120/0x120
[  367.754154]  ? print_usage_bug+0xc0/0xc0
[  367.758221]  ? graph_lock+0x170/0x170
[  367.762021]  ? kvm_sched_clock_read+0x9/0x20
[  367.766441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.771979]  ? should_fail+0x22d/0xd01
[  367.775875]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.780982]  ? __lock_acquire+0x7ec/0x4ec0
[  367.785223]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.790327]  ? __lock_acquire+0x7ec/0x4ec0
[  367.794560]  ? should_fail+0x22d/0xd01
[  367.798462]  ? mark_held_locks+0x130/0x130
[  367.802704]  ? mark_held_locks+0x130/0x130
[  367.806947]  ? select_task_rq_fair+0x754/0x34f0
[  367.811621]  ? lock_downgrade+0x900/0x900
[  367.815770]  ? check_preemption_disabled+0x48/0x200
[  367.820788]  ? graph_lock+0x170/0x170
[  367.824589]  ? print_usage_bug+0xc0/0xc0
[  367.828653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.834190]  ? check_preemption_disabled+0x48/0x200
[  367.839207]  ? check_preemption_disabled+0x48/0x200
[  367.844241]  ? __lock_is_held+0xb5/0x140
[  367.848310]  __alloc_pages_nodemask+0xa80/0xde0
[  367.853003]  ? graph_lock+0x170/0x170
[  367.856817]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  367.861847]  ? graph_lock+0x170/0x170
[  367.865662]  ? find_held_lock+0x36/0x1c0
[  367.869735]  ? ____cache_alloc_node+0x1c7/0x1e0
[  367.874412]  ? lock_downgrade+0x900/0x900
[  367.878586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.884138]  cache_grow_begin+0x91/0x8c0
[  367.888207]  ? do_raw_spin_unlock+0xa7/0x2f0
[  367.892653]  fallback_alloc+0x203/0x2e0
[  367.896666]  ____cache_alloc_node+0x1c7/0x1e0
[  367.901179]  kmem_cache_alloc_node+0xe3/0x730
[  367.905682]  ? ipv6_get_ifaddr+0x42e/0x620
[  367.909933]  __alloc_skb+0x119/0x770
[  367.913654]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  367.918943]  ? skb_scrub_packet+0x490/0x490
[  367.923267]  ? lock_downgrade+0x900/0x900
[  367.927427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.932972]  ? refcount_sub_and_test_checked+0x203/0x310
[  367.938438]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  367.944073]  ? addrconf_rs_timer+0x6f0/0x6f0
[  367.948516]  ndisc_alloc_skb+0x144/0x340
[  367.952592]  ndisc_send_rs+0x331/0x6e0
[  367.956496]  addrconf_rs_timer+0x3c0/0x6f0
[  367.960782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.965049]  call_timer_fn+0x272/0x920
[  367.968955]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.973203]  ? process_timeout+0x40/0x40
[  367.977271]  ? find_held_lock+0x36/0x1c0
[  367.981352]  ? mark_held_locks+0xc7/0x130
[  367.985517]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.990022]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.994533]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.998775]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  368.003363]  ? trace_hardirqs_on+0xbd/0x310
[  368.007685]  ? kasan_check_read+0x11/0x20
[  368.011839]  ? __run_timers+0x7da/0xc70
[  368.015823]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.021292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.025540]  __run_timers+0x7e5/0xc70
[  368.029360]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  368.034729]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  368.039755]  ? graph_lock+0x170/0x170
[  368.043565]  ? print_usage_bug+0xc0/0xc0
[  368.047626]  ? lock_release+0x970/0x970
[  368.051608]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.056816]  ? find_held_lock+0x36/0x1c0
[  368.060891]  ? graph_lock+0x170/0x170
[  368.064706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.070253]  ? check_preemption_disabled+0x48/0x200
[  368.075291]  ? __lock_is_held+0xb5/0x140
[  368.079358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.084900]  ? check_preemption_disabled+0x48/0x200
[  368.089937]  run_timer_softirq+0x52/0xb0
[  368.094015]  ? rcu_read_lock_sched_held+0x108/0x120
[  368.099055]  __do_softirq+0x30b/0xad8
[  368.102877]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  368.107991]  ? pvclock_read_flags+0x160/0x160
[  368.112492]  ? lapic_next_event+0x5a/0x90
[  368.116658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.122198]  ? check_preemption_disabled+0x48/0x200
[  368.127215]  ? check_preemption_disabled+0x48/0x200
[  368.132244]  ? kvm_clock_read+0x18/0x30
[  368.136226]  ? kvm_sched_clock_read+0x9/0x20
[  368.140646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.146199]  ? check_preemption_disabled+0x48/0x200
[  368.151249]  irq_exit+0x17f/0x1c0
[  368.154719]  smp_apic_timer_interrupt+0x1cb/0x760
[  368.159573]  ? smp_reschedule_interrupt+0x109/0x650
[  368.164601]  ? smp_call_function_single_interrupt+0x650/0x650
[  368.170495]  ? interrupt_entry+0xb5/0xf0
[  368.174577]  ? trace_hardirqs_off_caller+0xbb/0x300
[  368.179599]  ? trace_hardirqs_off_caller+0xbb/0x300
[  368.184631]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.189484]  ? trace_hardirqs_off+0x300/0x300
[  368.193995]  ? trace_hardirqs_off+0x300/0x300
[  368.198512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.204070]  ? check_preemption_disabled+0x48/0x200
[  368.209096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.214657]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.219527]  apic_timer_interrupt+0xf/0x20
[  368.223763]  </IRQ>
[  368.226005] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  368.231302] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  368.250222] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  368.257960] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  368.265256] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  368.272555] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  368.279846] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  368.287140] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  368.294457]  ? arch_local_irq_restore+0x45/0x52
[  368.299190]  dump_stack+0x26a/0x2b4
[  368.302857]  ? dump_stack_print_info.cold.2+0x52/0x52
[  368.308077]  ? mark_held_locks+0x130/0x130
[  368.312329]  ? mark_held_locks+0x130/0x130
[  368.316586]  dump_header+0x27b/0xf72
[  368.320339]  ? pagefault_out_of_memory+0x197/0x197
[  368.325298]  ? mark_held_locks+0x130/0x130
[  368.329559]  ? __lock_acquire+0x7ec/0x4ec0
[  368.333815]  ? print_usage_bug+0xc0/0xc0
[  368.337897]  ? graph_lock+0x170/0x170
[  368.341708]  ? graph_lock+0x170/0x170
[  368.345532]  ? print_usage_bug+0xc0/0xc0
[  368.349605]  ? print_usage_bug+0xc0/0xc0
[  368.353690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.359259]  ? find_held_lock+0x36/0x1c0
[  368.363350]  ? mark_held_locks+0xc7/0x130
[  368.367521]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  368.372643]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  368.377759]  ? lockdep_hardirqs_on+0x421/0x5c0
[  368.382360]  ? trace_hardirqs_on+0xbd/0x310
[  368.386691]  ? kasan_check_read+0x11/0x20
[  368.390861]  ? ___ratelimit+0x36f/0x655
[  368.394851]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.400314]  ? trace_hardirqs_on+0x310/0x310
[  368.404734]  ? lock_downgrade+0x900/0x900
[  368.408898]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  368.414015]  ? ___ratelimit+0xaa/0x655
[  368.417923]  ? idr_get_free+0xec0/0xec0
[  368.421909]  ? kasan_check_write+0x14/0x20
[  368.426155]  ? do_raw_spin_lock+0xc1/0x200
[  368.430406]  oom_kill_process.cold.27+0x10/0x903
[  368.435173]  ? graph_lock+0x170/0x170
[  368.438977]  ? _raw_spin_unlock+0x2c/0x50
[  368.443147]  ? oom_badness+0xe6/0xaa0
[  368.446961]  ? oom_evaluate_task+0x540/0x540
[  368.451383]  ? find_held_lock+0x36/0x1c0
[  368.455464]  ? out_of_memory+0x974/0x14c0
[  368.459624]  ? lock_downgrade+0x900/0x900
[  368.463777]  ? check_preemption_disabled+0x48/0x200
[  368.468803]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  368.474601]  ? kasan_check_read+0x11/0x20
[  368.478754]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  368.484043]  ? rcu_bh_qs+0xc0/0xc0
[  368.487596]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  368.492618]  ? oom_evaluate_task+0x302/0x540
[  368.497046]  out_of_memory+0xa86/0x14c0
[  368.501044]  ? oom_killer_disable+0x3a0/0x3a0
[  368.505550]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  368.510488]  ? __mutex_add_waiter+0x2a0/0x2a0
[  368.515014]  __alloc_pages_slowpath+0x2318/0x2d80
[  368.519898]  ? warn_alloc+0x120/0x120
[  368.523706]  ? lock_downgrade+0x900/0x900
[  368.527866]  ? print_usage_bug+0xc0/0xc0
[  368.531937]  ? warn_alloc+0x120/0x120
[  368.535746]  ? print_usage_bug+0xc0/0xc0
[  368.539814]  ? debug_check_no_obj_freed+0x305/0x58d
[  368.544847]  ? print_usage_bug+0xc0/0xc0
[  368.548924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.554479]  ? should_fail+0x22d/0xd01
[  368.558394]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.563532]  ? __lock_acquire+0x7ec/0x4ec0
[  368.567816]  ? __lock_is_held+0xb5/0x140
[  368.571905]  ? graph_lock+0x170/0x170
[  368.575728]  ? ___might_sleep+0x1ed/0x300
[  368.579885]  ? lock_release+0x970/0x970
[  368.583876]  ? arch_local_save_flags+0x40/0x40
[  368.588497]  ? __might_sleep+0x95/0x190
[  368.592514]  __alloc_pages_nodemask+0xa80/0xde0
[  368.597205]  ? graph_lock+0x170/0x170
[  368.601036]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  368.606072]  ? graph_lock+0x170/0x170
[  368.609901]  ? mark_held_locks+0xc7/0x130
[  368.614154]  ? find_held_lock+0x36/0x1c0
[  368.618241]  ? cache_grow_begin+0x5a4/0x8c0
[  368.622592]  ? lockdep_hardirqs_on+0x421/0x5c0
[  368.627208]  ? trace_hardirqs_on+0xbd/0x310
[  368.631558]  ? fallback_alloc+0x203/0x2e0
[  368.635725]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.641197]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  368.646764]  cache_grow_begin+0x91/0x8c0
[  368.650844]  ? do_raw_spin_unlock+0xa7/0x2f0
[  368.655272]  fallback_alloc+0x203/0x2e0
[  368.659264]  ____cache_alloc_node+0x1c7/0x1e0
[  368.663863]  kmem_cache_alloc_node_trace+0xe7/0x740
[  368.668908]  __kmalloc_node_track_caller+0x33/0x70
[  368.673854]  __kmalloc_reserve.isra.39+0x41/0xe0
[  368.678622]  __alloc_skb+0x155/0x770
[  368.682349]  ? skb_scrub_packet+0x490/0x490
[  368.686680]  ? if_nlmsg_size+0x5d1/0xbb0
[  368.690756]  ? nla_put_ifalias+0x170/0x170
[  368.695040]  ? softnet_seq_show+0x470/0x470
[  368.699369]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  368.704395]  ? netif_tx_stop_all_queues+0xd9/0x110
[  368.709342]  rtmsg_ifinfo_build_skb+0x74/0x190
[  368.713949]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  368.718816]  rtmsg_ifinfo+0x8c/0xa0
[  368.722467]  dev_close_many+0x3be/0x860
[  368.726468]  ? unlist_netdevice+0x670/0x670
[  368.730817]  ? find_held_lock+0x36/0x1c0
[  368.734901]  ? __queue_work+0x6be/0x1440
[  368.738974]  ? lock_downgrade+0x900/0x900
[  368.743130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.748668]  ? rtnl_is_locked+0xb5/0xf0
[  368.752646]  ? rtnl_trylock+0x20/0x20
[  368.756448]  ? do_raw_spin_unlock+0xa7/0x2f0
[  368.760859]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  368.765450]  rollback_registered_many+0x56e/0x1240
[  368.770391]  ? generic_xdp_install+0x4c0/0x4c0
[  368.775558]  ? max_active_store+0x170/0x170
[  368.779886]  ? graph_lock+0x170/0x170
[  368.783687]  ? print_usage_bug+0xc0/0xc0
[  368.787753]  ? print_usage_bug+0xc0/0xc0
[  368.791864]  ? kfree_skbmem+0x154/0x230
[  368.795839]  ? graph_lock+0x170/0x170
[  368.799642]  ? print_usage_bug+0xc0/0xc0
[  368.803708]  ? find_held_lock+0x36/0x1c0
[  368.807782]  ? mark_held_locks+0xc7/0x130
[  368.811937]  rollback_registered+0x1e9/0x420
[  368.816346]  ? lockdep_hardirqs_on+0x351/0x5c0
[  368.820929]  ? rollback_registered_many+0x1240/0x1240
[  368.826123]  ? trace_hardirqs_on+0xbd/0x310
[  368.830451]  ? linkwatch_schedule_work+0x150/0x170
[  368.835386]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.840839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.846375]  ? rtnl_is_locked+0xb5/0xf0
[  368.850352]  ? rtnl_trylock+0x20/0x20
[  368.854159]  ? queue_delayed_work_on+0x130/0x1f0
[  368.858920]  unregister_netdevice_queue+0x321/0x5e0
[  368.863940]  ? rollback_registered+0x420/0x420
[  368.868531]  ? linkwatch_schedule_work+0x170/0x170
[  368.873466]  ? tun_show_owner+0x170/0x170
[  368.877618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.883169]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  368.888550]  ? __tun_detach+0x6ba/0x15c0
[  368.892624]  __tun_detach+0x11b8/0x15c0
[  368.896606]  ? __call_rcu.constprop.69+0x429/0xbc0
[  368.901553]  ? tun_attach+0x1770/0x1770
[  368.905540]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.911078]  ? check_preemption_disabled+0x48/0x200
[  368.916107]  ? graph_lock+0x170/0x170
[  368.919909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.925445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.930989]  ? locks_remove_file+0x3c6/0x5c0
[  368.935422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.940961]  ? ima_file_free+0x132/0x650
[  368.945033]  ? __lock_is_held+0xb5/0x140
[  368.949099]  ? __tun_detach+0x15c0/0x15c0
[  368.953257]  ? __tun_detach+0x15c0/0x15c0
[  368.957404]  tun_chr_close+0xe3/0x180
[  368.961208]  __fput+0x385/0xa30
[  368.964496]  ? get_max_files+0x20/0x20
[  368.968401]  ? ___might_sleep+0x1ed/0x300
[  368.972554]  ? arch_local_save_flags+0x40/0x40
[  368.977144]  ____fput+0x15/0x20
[  368.980424]  task_work_run+0x1e8/0x2a0
[  368.984319]  ? task_work_cancel+0x240/0x240
[  368.988647]  ? switch_task_namespaces+0xb8/0xd0
[  368.993326]  do_exit+0x1ad7/0x2610
[  368.996880]  ? mm_update_next_owner+0x990/0x990
[  369.001551]  ? print_usage_bug+0xc0/0xc0
[  369.005622]  ? __lock_acquire+0x7ec/0x4ec0
[  369.009860]  ? find_held_lock+0x36/0x1c0
[  369.013936]  ? __lock_acquire+0x7ec/0x4ec0
[  369.018178]  ? mark_held_locks+0x130/0x130
[  369.022422]  ? lock_acquire+0x1ed/0x520
[  369.026410]  ? mark_held_locks+0x130/0x130
[  369.030649]  ? arch_local_save_flags+0x40/0x40
[  369.035232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.040791]  ? __mutex_lock+0x872/0x1710
[  369.044871]  ? __switch_to_asm+0x40/0x70
[  369.048935]  ? __switch_to_asm+0x34/0x70
[  369.052997]  ? pipe_wait+0x266/0x2c0
[  369.056725]  ? mutex_trylock+0x2b0/0x2b0
[  369.060819]  ? graph_lock+0x170/0x170
[  369.064623]  ? find_held_lock+0x36/0x1c0
[  369.068694]  ? memset+0x31/0x40
[  369.071990]  ? find_held_lock+0x36/0x1c0
[  369.076065]  ? get_signal+0x95b/0x1980
[  369.079959]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.084472]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.088986]  do_group_exit+0x177/0x440
[  369.092881]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.098333]  ? __ia32_sys_exit+0x50/0x50
[  369.102411]  get_signal+0x8b0/0x1980
[  369.106138]  ? ptrace_notify+0x130/0x130
[  369.110207]  ? finish_wait+0x430/0x430
[  369.114114]  ? graph_lock+0x170/0x170
[  369.117934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.123474]  ? pipe_read+0x702/0x940
[  369.127198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.132746]  do_signal+0x9c/0x21e0
[  369.136308]  ? __vfs_read+0x11f/0x9b0
[  369.140116]  ? vfs_copy_file_range+0xb90/0xb90
[  369.144702]  ? setup_sigcontext+0x7d0/0x7d0
[  369.149052]  ? exit_to_usermode_loop+0x8c/0x380
[  369.153746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.159292]  exit_to_usermode_loop+0x2e5/0x380
[  369.163877]  ? syscall_slow_exit_work+0x520/0x520
[  369.168720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.174280]  do_syscall_64+0x6be/0x820
[  369.178178]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  369.183561]  ? syscall_return_slowpath+0x5e0/0x5e0
[  369.188512]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.193374]  ? trace_hardirqs_off+0x300/0x300
[  369.197885]  ? prepare_exit_to_usermode+0x291/0x3b0
[  369.202911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.207766]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  369.212958] RIP: 0033:0x410e10
[  369.216163] Code: Bad RIP value.
[  369.219532] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  369.227246] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  369.234523] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  369.242076] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  369.249344] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  369.256613] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  369.263935] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  369.263941] warn_alloc_show_mem: 1 callbacks suppressed
[  369.263948] Mem-Info:
[  369.271229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.276595] active_anon:46161 inactive_anon:461 isolated_anon:0
[  369.276595]  active_file:19 inactive_file:16 isolated_file:0
[  369.276595]  unevictable:0 dirty:0 writeback:0 unstable:0
[  369.276595]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  369.276595]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  369.276595]  free:13785 free_pcp:397 free_cma:0
[  369.278971] Call Trace:
[  369.288363] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  369.321140]  <IRQ>
[  369.323722] Node 0 
[  369.351316]  dump_stack+0x1c4/0x2b4
[  369.353465] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  369.355673]  ? dump_stack_print_info.cold.2+0x52/0x52
[  369.359274] lowmem_reserve[]:
[  369.384783]  warn_alloc.cold.118+0xb7/0x1bd
[  369.389936]  0
[  369.393034]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  369.397337]  2815
[  369.399135]  ? lock_downgrade+0x900/0x900
[  369.403950]  6318
[  369.406012]  ? trace_hardirqs_off+0xb8/0x300
[  369.410132]  6318
[  369.412191]  ? trace_hardirqs_off+0xb8/0x300
[  369.416575] Node 0 
[  369.418641]  __alloc_pages_slowpath+0x2667/0x2d80
[  369.423048] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  369.425273]  ? warn_alloc+0x120/0x120
[  369.430065] lowmem_reserve[]:
[  369.456781]  ? warn_alloc+0x120/0x120
[  369.460555]  0
[  369.463657]  ? print_usage_bug+0xc0/0xc0
[  369.467431]  0
[  369.469227]  ? warn_alloc+0x120/0x120
[  369.473261]  3503 3503
[  369.475070]  ? print_usage_bug+0xc0/0xc0
[  369.478843] Node 0 
[  369.481333]  ? __lock_acquire+0x7ec/0x4ec0
[  369.485395] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  369.487598]  ? __lock_acquire+0x7ec/0x4ec0
[  369.491802] lowmem_reserve[]: 0
[  369.520367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.524575]  0
[  369.527853]  ? should_fail+0x22d/0xd01
[  369.533364]  0
[  369.535163]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.539025]  0
[  369.540825]  ? __lock_acquire+0x7ec/0x4ec0
[  369.547730]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.551945] Node 0 
[  369.557059]  ? __lock_acquire+0x7ec/0x4ec0
[  369.557071] DMA: 
[  369.559308]  ? should_fail+0x22d/0xd01
[  369.563529] 1*4kB 
[  369.565618]  ? mark_held_locks+0x130/0x130
[  369.569474] (U) 
[  369.571650]  ? mark_held_locks+0x130/0x130
[  369.575858] 0*8kB 
[  369.577841]  ? graph_lock+0x170/0x170
[  369.582054] 0*16kB 
[  369.584232]  ? graph_lock+0x170/0x170
[  369.587999] 1*32kB (U) 
[  369.590267]  ? graph_lock+0x170/0x170
[  369.594048] 2*64kB 
[  369.596642]  ? print_usage_bug+0xc0/0xc0
[  369.600420] (U) 
[  369.602680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.606716] 1*128kB 
[  369.608702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.614240] (U) 
[  369.616582]  ? check_preemption_disabled+0x48/0x200
[  369.622101] 1*256kB 
[  369.624084]  ? check_preemption_disabled+0x48/0x200
[  369.629070] (U) 
[  369.631409]  ? __lock_is_held+0xb5/0x140
[  369.636733] 0*512kB 
[  369.638711]  __alloc_pages_nodemask+0xa80/0xde0
[  369.642737] 1*1024kB 
[  369.645499]  ? graph_lock+0x170/0x170
[  369.650156] (U) 
[  369.652573]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  369.656342] 1*2048kB 
[  369.658309]  ? graph_lock+0x170/0x170
[  369.663299] (M) 
[  369.665713]  ? find_held_lock+0x36/0x1c0
[  369.669482] 3*4096kB 
[  369.671463]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.675493] (M) 
[  369.677905]  ? lock_downgrade+0x900/0x900
[  369.682551] = 15908kB
[  369.684539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.688655] Node 0 
[  369.691063]  cache_grow_begin+0x91/0x8c0
[  369.696575] DMA32: 
[  369.698812]  ? do_raw_spin_unlock+0xa7/0x2f0
[  369.702846] 3*4kB 
[  369.705086]  fallback_alloc+0x203/0x2e0
[  369.709460] (M) 
[  369.711609]  ____cache_alloc_node+0x1c7/0x1e0
[  369.715554] 1*8kB 
[  369.717595]  kmem_cache_alloc_node+0xe3/0x730
[  369.722067] (M) 
[  369.724219]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.728684] 3*16kB (UM) 
[  369.730671]  __alloc_skb+0x119/0x770
[  369.734876] 3*32kB 
[  369.737555]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  369.741242] (UM) 
[  369.743478]  ? skb_scrub_packet+0x490/0x490
[  369.748725] 2*64kB 
[  369.750781]  ? lock_downgrade+0x900/0x900
[  369.755078] (UM) 
[  369.757316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.761429] 5*128kB (UM) 
[  369.763536]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.769046] 3*256kB 
[  369.771802]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.777227] (M) 
[  369.779554]  ? addrconf_rs_timer+0x6f0/0x6f0
[  369.784977] 4*512kB 
[  369.786956]  ndisc_alloc_skb+0x144/0x340
[  369.791328] (M) 
[  369.793651]  ndisc_send_rs+0x331/0x6e0
[  369.797683] 3*1024kB 
[  369.799669]  addrconf_rs_timer+0x3c0/0x6f0
[  369.803527] (UM) 3*2048kB (M) 
[  369.805951]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.810151] 3*4096kB (M) 
[  369.813359]  call_timer_fn+0x272/0x920
[  369.817556] = 25252kB
[  369.817564] Node 0 
[  369.820319]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.824186] Normal: 1016*4kB 
[  369.826605]  ? process_timeout+0x40/0x40
[  369.828817] (UME) 
[  369.833041]  ? find_held_lock+0x36/0x1c0
[  369.833064]  ? __run_timers+0x7da/0xc70
[  369.836140] 348*8kB 
[  369.840193]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.842317] (UME) 
[  369.846374]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.850325] 167*16kB 
[  369.852640]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.857124] (UME) 
[  369.859270]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  369.863755] 68*32kB 
[  369.866158]  ? trace_hardirqs_on+0xbd/0x310
[  369.870364] (UME) 
[  369.872516]  ? kasan_check_read+0x11/0x20
[  369.877069] 21*64kB (M) 
[  369.879397]  ? __run_timers+0x7da/0xc70
[  369.883693] 6*128kB 
[  369.885845]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.889966] (UM) 
[  369.892634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.896584] 1*256kB 
[  369.898903]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.904325] (U) 
[  369.906387]  __run_timers+0x7e5/0xc70
[  369.910597] 0*512kB 
[  369.912925]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  369.917127] 0*1024kB 
[  369.919101]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  369.922893] 0*2048kB 
[  369.925210]  ? graph_lock+0x170/0x170
[  369.930548] 0*4096kB 
[  369.932953]  ? enqueue_hrtimer+0x1a5/0x560
[  369.937944] = 14064kB
[  369.940347]  ? lock_release+0x970/0x970
[  369.944127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  369.946535]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  369.950748] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  369.953148]  ? find_held_lock+0x36/0x1c0
[  369.957094] 503 total pagecache pages
[  369.965922]  ? graph_lock+0x170/0x170
[  369.971092] 0 pages in swap cache
[  369.979651]  ? pvclock_read_flags+0x160/0x160
[  369.983694] Swap cache stats: add 0, delete 0, find 0/0
[  369.987487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.991262] Free swap  = 0kB
[  369.994709]  ? check_preemption_disabled+0x48/0x200
[  369.999178] Total swap = 0kB
[  370.004552]  ? __lock_is_held+0xb5/0x140
[  370.010056] 1965979 pages RAM
[  370.013069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.018064] 0 pages HighMem/MovableOnly
[  370.021079]  ? check_preemption_disabled+0x48/0x200
[  370.025111] 343324 pages reserved
[  370.025119] 0 pages cma reserved
[  370.028223]  run_timer_softirq+0x52/0xb0
[  370.033863] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  370.037716]  ? rcu_read_lock_sched_held+0x108/0x120
[  370.042770] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  370.046150]  __do_softirq+0x30b/0xad8
[  370.049492] syz-executor2 cpuset=
[  370.053565]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  370.060023] syz2
[  370.065036]  ? pvclock_read_flags+0x160/0x160
[  370.075502]  mems_allowed=0
[  370.079306]  ? lapic_next_event+0x5a/0x90
[  370.101316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.106855]  ? check_preemption_disabled+0x48/0x200
[  370.111868]  ? check_preemption_disabled+0x48/0x200
[  370.116889]  ? kvm_clock_read+0x18/0x30
[  370.120871]  ? kvm_sched_clock_read+0x9/0x20
[  370.125283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.130817]  ? check_preemption_disabled+0x48/0x200
[  370.135871]  irq_exit+0x17f/0x1c0
[  370.139334]  smp_apic_timer_interrupt+0x1cb/0x760
[  370.144176]  ? smp_reschedule_interrupt+0x109/0x650
[  370.149197]  ? smp_call_function_single_interrupt+0x650/0x650
[  370.155083]  ? interrupt_entry+0xb5/0xf0
[  370.159147]  ? trace_hardirqs_off_caller+0xbb/0x300
[  370.164162]  ? trace_hardirqs_off_caller+0xbb/0x300
[  370.169181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.174027]  ? trace_hardirqs_off+0x300/0x300
[  370.178540]  ? trace_hardirqs_off+0x300/0x300
[  370.183047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.188604]  ? check_preemption_disabled+0x48/0x200
[  370.193637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.199200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.204064]  apic_timer_interrupt+0xf/0x20
[  370.208295]  </IRQ>
[  370.210552] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  370.215490] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  370.234406] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  370.242115] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  370.249385] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  370.256652] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  370.263917] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  370.271189] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  370.278515]  skb_clone+0x1bb/0x500
[  370.282067]  ? skb_split+0x11e0/0x11e0
[  370.285961]  ? preempt_notifier_register+0x200/0x200
[  370.291064]  ? __switch_to_asm+0x34/0x70
[  370.295131]  ? __switch_to_asm+0x34/0x70
[  370.299191]  ? __switch_to_asm+0x40/0x70
[  370.303256]  ? __switch_to_asm+0x34/0x70
[  370.307315]  ? __switch_to_asm+0x40/0x70
[  370.311376]  ? __switch_to_asm+0x40/0x70
[  370.315439]  ? __switch_to_asm+0x34/0x70
[  370.319501]  ? __switch_to_asm+0x34/0x70
[  370.323574]  ? __switch_to_asm+0x40/0x70
[  370.327635]  ? __switch_to_asm+0x34/0x70
[  370.331706]  bpf_clone_redirect+0xb9/0x490
[  370.335952]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  370.340971]  ? __sched_text_start+0x8/0x8
[  370.345122]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  370.349889]  ? find_held_lock+0x36/0x1c0
[  370.353961]  ? lock_acquire+0x1ed/0x520
[  370.357939]  ? bpf_test_run+0x32e/0x5a0
[  370.361915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.367450]  ? check_preemption_disabled+0x48/0x200
[  370.372469]  ? kasan_check_read+0x11/0x20
[  370.376618]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  370.381896]  ? rcu_bh_qs+0xc0/0xc0
[  370.385438]  ? preempt_schedule+0x4d/0x60
[  370.389590]  ? ___preempt_schedule+0x16/0x18
[  370.394009]  ? bpf_test_run+0x1c0/0x5a0
[  370.397989]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  370.402843]  ? netlink_diag_dump+0x2a0/0x2a0
[  370.407256]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.412796]  ? bpf_test_init.isra.9+0x70/0x100
[  370.417388]  ? bpf_prog_test_run_skb+0x634/0xb40
[  370.422157]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  370.427000]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  370.432544]  ? fput+0x130/0x1a0
[  370.435826]  ? __bpf_prog_get+0x9b/0x290
[  370.439895]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  370.444739]  ? bpf_prog_test_run+0x130/0x1a0
[  370.449151]  ? __x64_sys_bpf+0x3d8/0x510
[  370.453211]  ? bpf_prog_get+0x20/0x20
[  370.457032]  ? do_syscall_64+0x1b9/0x820
[  370.461093]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  370.466463]  ? syscall_return_slowpath+0x5e0/0x5e0
[  370.471397]  ? trace_hardirqs_off+0x300/0x300
[  370.475894]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  370.480914]  ? recalc_sigpending_tsk+0x180/0x180
[  370.485674]  ? kasan_check_write+0x14/0x20
[  370.489918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.494775]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  370.500167] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  370.500261] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  370.507368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.507374] Call Trace:
[  370.507382]  <IRQ>
[  370.507402]  dump_stack+0x1c4/0x2b4
[  370.507416]  ? dump_stack_print_info.cold.2+0x52/0x52
[  370.507440]  warn_alloc.cold.118+0xb7/0x1bd
[  370.507458]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.514045] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  370.523291]  ? lock_downgrade+0x900/0x900
[  370.525852] syz-executor4 cpuset=
[  370.528001]  ? trace_hardirqs_off+0xb8/0x300
[  370.531633] syz4
[  370.536820]  ? trace_hardirqs_off+0xb8/0x300
[  370.541116]  mems_allowed=0
[  370.545960]  __alloc_pages_slowpath+0x2667/0x2d80
[  370.582513]  ? warn_alloc+0x120/0x120
[  370.586327]  ? warn_alloc+0x120/0x120
[  370.590130]  ? print_usage_bug+0xc0/0xc0
[  370.594195]  ? warn_alloc+0x120/0x120
[  370.597997]  ? print_usage_bug+0xc0/0xc0
[  370.602068]  ? __lock_acquire+0x7ec/0x4ec0
[  370.606303]  ? __lock_acquire+0x7ec/0x4ec0
[  370.610549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.616104]  ? should_fail+0x22d/0xd01
[  370.620013]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.625138]  ? __lock_acquire+0x7ec/0x4ec0
[  370.629395]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.634520]  ? __lock_acquire+0x7ec/0x4ec0
[  370.638772]  ? should_fail+0x22d/0xd01
[  370.642682]  ? mark_held_locks+0x130/0x130
[  370.646924]  ? mark_held_locks+0x130/0x130
[  370.651161]  ? graph_lock+0x170/0x170
[  370.654966]  ? graph_lock+0x170/0x170
[  370.658775]  ? graph_lock+0x170/0x170
[  370.662575]  ? print_usage_bug+0xc0/0xc0
[  370.666640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.672183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.677719]  ? check_preemption_disabled+0x48/0x200
[  370.682733]  ? check_preemption_disabled+0x48/0x200
[  370.687759]  ? __lock_is_held+0xb5/0x140
[  370.691829]  __alloc_pages_nodemask+0xa80/0xde0
[  370.696502]  ? graph_lock+0x170/0x170
[  370.700338]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  370.705363]  ? graph_lock+0x170/0x170
[  370.709181]  ? find_held_lock+0x36/0x1c0
[  370.713252]  ? ____cache_alloc_node+0x1c7/0x1e0
[  370.717922]  ? lock_downgrade+0x900/0x900
[  370.722080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.727626]  cache_grow_begin+0x91/0x8c0
[  370.731690]  ? do_raw_spin_unlock+0xa7/0x2f0
[  370.736114]  fallback_alloc+0x203/0x2e0
[  370.740098]  ____cache_alloc_node+0x1c7/0x1e0
[  370.744604]  kmem_cache_alloc_node+0xe3/0x730
[  370.749105]  ? ipv6_get_ifaddr+0x42e/0x620
[  370.753354]  __alloc_skb+0x119/0x770
[  370.757073]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  370.762359]  ? skb_scrub_packet+0x490/0x490
[  370.766681]  ? lock_downgrade+0x900/0x900
[  370.770838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.776841]  ? refcount_sub_and_test_checked+0x203/0x310
[  370.782315]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  370.787771]  ? addrconf_rs_timer+0x6f0/0x6f0
[  370.792195]  ndisc_alloc_skb+0x144/0x340
[  370.796263]  ndisc_send_rs+0x331/0x6e0
[  370.800164]  addrconf_rs_timer+0x3c0/0x6f0
[  370.804409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.808659]  call_timer_fn+0x272/0x920
[  370.812550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.816795]  ? process_timeout+0x40/0x40
[  370.820858]  ? find_held_lock+0x36/0x1c0
[  370.824929]  ? mark_held_locks+0xc7/0x130
[  370.829080]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.833578]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.838071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.842311]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  370.846900]  ? trace_hardirqs_on+0xbd/0x310
[  370.851218]  ? kasan_check_read+0x11/0x20
[  370.855366]  ? __run_timers+0x7da/0xc70
[  370.859345]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.864803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.869069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.873305]  __run_timers+0x7e5/0xc70
[  370.877124]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  370.882494]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  370.887529]  ? graph_lock+0x170/0x170
[  370.891335]  ? print_usage_bug+0xc0/0xc0
[  370.895393]  ? lock_release+0x970/0x970
[  370.899374]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  370.904574]  ? find_held_lock+0x36/0x1c0
[  370.908645]  ? graph_lock+0x170/0x170
[  370.912456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.918010]  ? check_preemption_disabled+0x48/0x200
[  370.923054]  ? __lock_is_held+0xb5/0x140
[  370.927119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.932655]  ? check_preemption_disabled+0x48/0x200
[  370.937684]  run_timer_softirq+0x52/0xb0
[  370.941746]  ? rcu_read_lock_sched_held+0x108/0x120
[  370.946766]  __do_softirq+0x30b/0xad8
[  370.950583]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  370.955693]  ? pvclock_read_flags+0x160/0x160
[  370.960192]  ? lapic_next_event+0x5a/0x90
[  370.964341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.969876]  ? check_preemption_disabled+0x48/0x200
[  370.974889]  ? check_preemption_disabled+0x48/0x200
[  370.979911]  ? kvm_clock_read+0x18/0x30
[  370.983886]  ? kvm_sched_clock_read+0x9/0x20
[  370.988301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.993837]  ? check_preemption_disabled+0x48/0x200
[  370.998884]  irq_exit+0x17f/0x1c0
[  371.002344]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.007189]  ? smp_reschedule_interrupt+0x109/0x650
[  371.012225]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.018111]  ? interrupt_entry+0xb5/0xf0
[  371.022175]  ? trace_hardirqs_off_caller+0xbb/0x300
[  371.027190]  ? trace_hardirqs_off_caller+0xbb/0x300
[  371.032207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.037052]  ? trace_hardirqs_off+0x300/0x300
[  371.041547]  ? trace_hardirqs_off+0x300/0x300
[  371.046048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.051585]  ? check_preemption_disabled+0x48/0x200
[  371.056603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.062152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.067007]  apic_timer_interrupt+0xf/0x20
[  371.071242]  </IRQ>
[  371.073479] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  371.078764] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  371.097665] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  371.105374] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  371.112659] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  371.119945] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  371.127211] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  371.134477] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  371.141785]  ? arch_local_irq_restore+0x45/0x52
[  371.146462]  dump_stack+0x26a/0x2b4
[  371.150093]  ? dump_stack_print_info.cold.2+0x52/0x52
[  371.155313]  ? mark_held_locks+0x130/0x130
[  371.159547]  ? mark_held_locks+0x130/0x130
[  371.163788]  dump_header+0x27b/0xf72
[  371.167523]  ? pagefault_out_of_memory+0x197/0x197
[  371.172464]  ? mark_held_locks+0x130/0x130
[  371.176703]  ? __lock_acquire+0x7ec/0x4ec0
[  371.180943]  ? print_usage_bug+0xc0/0xc0
[  371.185018]  ? graph_lock+0x170/0x170
[  371.188819]  ? graph_lock+0x170/0x170
[  371.192624]  ? print_usage_bug+0xc0/0xc0
[  371.196683]  ? print_usage_bug+0xc0/0xc0
[  371.200757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.206301]  ? find_held_lock+0x36/0x1c0
[  371.210373]  ? mark_held_locks+0xc7/0x130
[  371.214533]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  371.219637]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  371.224742]  ? lockdep_hardirqs_on+0x421/0x5c0
[  371.229329]  ? trace_hardirqs_on+0xbd/0x310
[  371.233654]  ? kasan_check_read+0x11/0x20
[  371.237808]  ? ___ratelimit+0x36f/0x655
[  371.241784]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.247240]  ? trace_hardirqs_on+0x310/0x310
[  371.251648]  ? lock_downgrade+0x900/0x900
[  371.255809]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  371.260920]  ? ___ratelimit+0xaa/0x655
[  371.264810]  ? idr_get_free+0xec0/0xec0
[  371.268787]  ? kasan_check_write+0x14/0x20
[  371.273024]  ? do_raw_spin_lock+0xc1/0x200
[  371.277273]  oom_kill_process.cold.27+0x10/0x903
[  371.282038]  ? graph_lock+0x170/0x170
[  371.285839]  ? _raw_spin_unlock+0x2c/0x50
[  371.289991]  ? oom_badness+0xe6/0xaa0
[  371.293799]  ? oom_evaluate_task+0x540/0x540
[  371.298215]  ? find_held_lock+0x36/0x1c0
[  371.302288]  ? out_of_memory+0x974/0x14c0
[  371.306437]  ? lock_downgrade+0x900/0x900
[  371.310586]  ? check_preemption_disabled+0x48/0x200
[  371.315613]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  371.321411]  ? kasan_check_read+0x11/0x20
[  371.325561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  371.330839]  ? rcu_bh_qs+0xc0/0xc0
[  371.334383]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  371.339400]  ? oom_evaluate_task+0x302/0x540
[  371.343813]  out_of_memory+0xa86/0x14c0
[  371.347797]  ? oom_killer_disable+0x3a0/0x3a0
[  371.352298]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  371.357234]  ? __mutex_add_waiter+0x2a0/0x2a0
[  371.361744]  __alloc_pages_slowpath+0x2318/0x2d80
[  371.366624]  ? warn_alloc+0x120/0x120
[  371.370433]  ? lock_downgrade+0x900/0x900
[  371.374591]  ? print_usage_bug+0xc0/0xc0
[  371.378654]  ? warn_alloc+0x120/0x120
[  371.382458]  ? print_usage_bug+0xc0/0xc0
[  371.386528]  ? debug_check_no_obj_freed+0x305/0x58d
[  371.391547]  ? print_usage_bug+0xc0/0xc0
[  371.395612]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.401152]  ? should_fail+0x22d/0xd01
[  371.405067]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.410174]  ? __lock_acquire+0x7ec/0x4ec0
[  371.414438]  ? __lock_is_held+0xb5/0x140
[  371.418514]  ? graph_lock+0x170/0x170
[  371.422321]  ? ___might_sleep+0x1ed/0x300
[  371.426473]  ? lock_release+0x970/0x970
[  371.430448]  ? arch_local_save_flags+0x40/0x40
[  371.435053]  ? __might_sleep+0x95/0x190
[  371.439041]  __alloc_pages_nodemask+0xa80/0xde0
[  371.443712]  ? graph_lock+0x170/0x170
[  371.447524]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  371.452546]  ? graph_lock+0x170/0x170
[  371.456367]  ? mark_held_locks+0xc7/0x130
[  371.460530]  ? find_held_lock+0x36/0x1c0
[  371.464602]  ? cache_grow_begin+0x5a4/0x8c0
[  371.468928]  ? lockdep_hardirqs_on+0x421/0x5c0
[  371.473527]  ? trace_hardirqs_on+0xbd/0x310
[  371.477854]  ? fallback_alloc+0x203/0x2e0
[  371.482009]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.487473]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  371.493024]  cache_grow_begin+0x91/0x8c0
[  371.497095]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.501521]  fallback_alloc+0x203/0x2e0
[  371.505518]  ____cache_alloc_node+0x1c7/0x1e0
[  371.510025]  kmem_cache_alloc_node_trace+0xe7/0x740
[  371.515067]  __kmalloc_node_track_caller+0x33/0x70
[  371.520008]  __kmalloc_reserve.isra.39+0x41/0xe0
[  371.524783]  __alloc_skb+0x155/0x770
[  371.528502]  ? skb_scrub_packet+0x490/0x490
[  371.532869]  ? if_nlmsg_size+0x5d1/0xbb0
[  371.536936]  ? nla_put_ifalias+0x170/0x170
[  371.541186]  ? softnet_seq_show+0x470/0x470
[  371.545520]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  371.550546]  ? netif_tx_stop_all_queues+0xd9/0x110
[  371.555488]  rtmsg_ifinfo_build_skb+0x74/0x190
[  371.560090]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  371.564940]  rtmsg_ifinfo+0x8c/0xa0
[  371.568582]  dev_close_many+0x3be/0x860
[  371.572575]  ? unlist_netdevice+0x670/0x670
[  371.576905]  ? find_held_lock+0x36/0x1c0
[  371.580981]  ? __queue_work+0x6be/0x1440
[  371.585049]  ? lock_downgrade+0x900/0x900
[  371.589205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.594741]  ? rtnl_is_locked+0xb5/0xf0
[  371.598721]  ? rtnl_trylock+0x20/0x20
[  371.602529]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.606940]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  371.611539]  rollback_registered_many+0x56e/0x1240
[  371.616483]  ? generic_xdp_install+0x4c0/0x4c0
[  371.621082]  ? max_active_store+0x170/0x170
[  371.625409]  ? graph_lock+0x170/0x170
[  371.629215]  ? print_usage_bug+0xc0/0xc0
[  371.633276]  ? print_usage_bug+0xc0/0xc0
[  371.637340]  ? kfree_skbmem+0x154/0x230
[  371.642707]  ? graph_lock+0x170/0x170
[  371.646886]  ? print_usage_bug+0xc0/0xc0
[  371.650985]  ? find_held_lock+0x36/0x1c0
[  371.655063]  ? mark_held_locks+0xc7/0x130
[  371.659221]  rollback_registered+0x1e9/0x420
[  371.663630]  ? lockdep_hardirqs_on+0x351/0x5c0
[  371.668215]  ? rollback_registered_many+0x1240/0x1240
[  371.673410]  ? trace_hardirqs_on+0xbd/0x310
[  371.677735]  ? linkwatch_schedule_work+0x150/0x170
[  371.682672]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.688130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.693668]  ? rtnl_is_locked+0xb5/0xf0
[  371.697649]  ? rtnl_trylock+0x20/0x20
[  371.701454]  ? queue_delayed_work_on+0x130/0x1f0
[  371.706220]  unregister_netdevice_queue+0x321/0x5e0
[  371.711242]  ? rollback_registered+0x420/0x420
[  371.715828]  ? linkwatch_schedule_work+0x170/0x170
[  371.720761]  ? tun_show_owner+0x170/0x170
[  371.724916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.730457]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  371.735813]  ? __tun_detach+0x6ba/0x15c0
[  371.739876]  __tun_detach+0x11b8/0x15c0
[  371.743858]  ? __call_rcu.constprop.69+0x429/0xbc0
[  371.748800]  ? tun_attach+0x1770/0x1770
[  371.752782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.758320]  ? check_preemption_disabled+0x48/0x200
[  371.763350]  ? graph_lock+0x170/0x170
[  371.767159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.772701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.778241]  ? locks_remove_file+0x3c6/0x5c0
[  371.782652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.788188]  ? ima_file_free+0x132/0x650
[  371.792276]  ? __lock_is_held+0xb5/0x140
[  371.796347]  ? __tun_detach+0x15c0/0x15c0
[  371.800505]  ? __tun_detach+0x15c0/0x15c0
[  371.804675]  tun_chr_close+0xe3/0x180
[  371.808482]  __fput+0x385/0xa30
[  371.811776]  ? get_max_files+0x20/0x20
[  371.815670]  ? ___might_sleep+0x1ed/0x300
[  371.819823]  ? arch_local_save_flags+0x40/0x40
[  371.824435]  ____fput+0x15/0x20
[  371.827722]  task_work_run+0x1e8/0x2a0
[  371.831614]  ? task_work_cancel+0x240/0x240
[  371.835941]  ? switch_task_namespaces+0xb8/0xd0
[  371.840622]  do_exit+0x1ad7/0x2610
[  371.844176]  ? mm_update_next_owner+0x990/0x990
[  371.848850]  ? print_usage_bug+0xc0/0xc0
[  371.852919]  ? __lock_acquire+0x7ec/0x4ec0
[  371.857156]  ? find_held_lock+0x36/0x1c0
[  371.861229]  ? __lock_acquire+0x7ec/0x4ec0
[  371.865463]  ? mark_held_locks+0x130/0x130
[  371.869706]  ? lock_acquire+0x1ed/0x520
[  371.873692]  ? mark_held_locks+0x130/0x130
[  371.877926]  ? arch_local_save_flags+0x40/0x40
[  371.882515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.888080]  ? __mutex_lock+0x872/0x1710
[  371.892142]  ? __switch_to_asm+0x40/0x70
[  371.896205]  ? __switch_to_asm+0x34/0x70
[  371.900266]  ? pipe_wait+0x266/0x2c0
[  371.903986]  ? mutex_trylock+0x2b0/0x2b0
[  371.908065]  ? graph_lock+0x170/0x170
[  371.911871]  ? find_held_lock+0x36/0x1c0
[  371.915941]  ? memset+0x31/0x40
[  371.919228]  ? find_held_lock+0x36/0x1c0
[  371.923304]  ? get_signal+0x95b/0x1980
[  371.927193]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.931705]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.936211]  do_group_exit+0x177/0x440
[  371.940107]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.945557]  ? __ia32_sys_exit+0x50/0x50
[  371.949634]  get_signal+0x8b0/0x1980
[  371.953360]  ? ptrace_notify+0x130/0x130
[  371.957427]  ? finish_wait+0x430/0x430
[  371.961316]  ? graph_lock+0x170/0x170
[  371.965128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.970668]  ? pipe_read+0x702/0x940
[  371.974381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.979931]  do_signal+0x9c/0x21e0
[  371.983474]  ? __vfs_read+0x11f/0x9b0
[  371.987289]  ? vfs_copy_file_range+0xb90/0xb90
[  371.991875]  ? setup_sigcontext+0x7d0/0x7d0
[  371.996219]  ? exit_to_usermode_loop+0x8c/0x380
[  372.000910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.006456]  exit_to_usermode_loop+0x2e5/0x380
[  372.011052]  ? syscall_slow_exit_work+0x520/0x520
[  372.015897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.021449]  do_syscall_64+0x6be/0x820
[  372.025344]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  372.030715]  ? syscall_return_slowpath+0x5e0/0x5e0
[  372.035648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.040497]  ? trace_hardirqs_off+0x300/0x300
[  372.045015]  ? prepare_exit_to_usermode+0x291/0x3b0
[  372.050051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.054909]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  372.060102] RIP: 0033:0x410e10
[  372.063297] Code: Bad RIP value.
[  372.066656] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  372.074365] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  372.081634] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  372.088900] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  372.096170] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  372.103437] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  372.110738] warn_alloc_show_mem: 1 callbacks suppressed
[  372.110750] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  372.110752] Mem-Info:
[  372.110782] active_anon:46161 inactive_anon:461 isolated_anon:0
[  372.110782]  active_file:19 inactive_file:16 isolated_file:0
[  372.110782]  unevictable:0 dirty:0 writeback:0 unstable:0
[  372.110782]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  372.110782]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  372.110782]  free:13785 free_pcp:397 free_cma:0
[  372.116126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.116135] Call Trace:
[  372.123418] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  372.125817]  <IRQ>
[  372.158606] Node 0 
[  372.167973]  dump_stack+0x1c4/0x2b4
[  372.170562] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  372.198138]  ? dump_stack_print_info.cold.2+0x52/0x52
[  372.200265] lowmem_reserve[]:
[  372.202505]  warn_alloc.cold.118+0xb7/0x1bd
[  372.206104]  0
[  372.231615]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.236780]  2815
[  372.239882]  ? lock_downgrade+0x900/0x900
[  372.244172]  6318
[  372.245976]  ? trace_hardirqs_off+0xb8/0x300
[  372.250784]  6318
[  372.252846]  ? trace_hardirqs_off+0xb8/0x300
[  372.259031]  __alloc_pages_slowpath+0x2667/0x2d80
[  372.263419] Node 0 
[  372.265519]  ? warn_alloc+0x120/0x120
[  372.269893] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  372.274706]  ? trace_hardirqs_on+0x310/0x310
[  372.276911] lowmem_reserve[]: 0
[  372.280716]  ? warn_alloc+0x120/0x120
[  372.307421]  0
[  372.311840]  ? print_usage_bug+0xc0/0xc0
[  372.315085]  3503
[  372.318905]  ? warn_alloc+0x120/0x120
[  372.320698]  3503
[  372.324778]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  372.330609]  ? print_usage_bug+0xc0/0xc0
[  372.332650] Node 0 
[  372.337660]  ? __lock_acquire+0x7ec/0x4ec0
[  372.341719] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  372.341730] lowmem_reserve[]:
[  372.343968]  ? __lock_acquire+0x7ec/0x4ec0
[  372.348180]  0
[  372.376741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.379821]  0
[  372.384053]  ? should_fail+0x22d/0xd01
[  372.384073]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.385857]  0
[  372.391388]  ? __lock_acquire+0x7ec/0x4ec0
[  372.393163]  0
[  372.397052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.403921]  ? __lock_acquire+0x7ec/0x4ec0
[  372.408129] Node 0 
[  372.409925]  ? should_fail+0x22d/0xd01
[  372.415001] DMA: 
[  372.419228]  ? print_usage_bug+0xc0/0xc0
[  372.421440] 1*4kB 
[  372.425326]  ? mark_held_locks+0x130/0x130
[  372.427360] (U) 
[  372.431414]  ? mark_held_locks+0x130/0x130
[  372.433536] 0*8kB 0*16kB 
[  372.437777]  ? graph_lock+0x170/0x170
[  372.439725] 1*32kB 
[  372.443953]  ? print_usage_bug+0xc0/0xc0
[  372.446689] (U) 
[  372.450485]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.452695] 2*64kB 
[  372.456751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.458702] (U) 
[  372.463453]  ? check_preemption_disabled+0x48/0x200
[  372.465670] 1*128kB 
[  372.471196]  ? check_preemption_disabled+0x48/0x200
[  372.473149] (U) 
[  372.478164]  ? __lock_is_held+0xb5/0x140
[  372.480459] 1*256kB 
[  372.485471]  __alloc_pages_nodemask+0xa80/0xde0
[  372.487419] (U) 
[  372.491475]  ? graph_lock+0x170/0x170
[  372.493774] 0*512kB 
[  372.498543]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  372.500487] 1*1024kB 
[  372.504287]  ? graph_lock+0x170/0x170
[  372.506585] (U) 
[  372.511610]  ? find_held_lock+0x36/0x1c0
[  372.513991] 1*2048kB 
[  372.517794]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.519742] (M) 
[  372.523796]  ? lock_downgrade+0x900/0x900
[  372.526180] 3*4096kB 
[  372.530844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.532795] (M) 
[  372.536943]  cache_grow_begin+0x91/0x8c0
[  372.539326] = 15908kB
[  372.544858]  ? do_raw_spin_unlock+0xa7/0x2f0
[  372.546806] Node 0 
[  372.550869]  fallback_alloc+0x203/0x2e0
[  372.553247] DMA32: 
[  372.557653]  ____cache_alloc_node+0x1c7/0x1e0
[  372.559859] 3*4kB 
[  372.563832]  kmem_cache_alloc_node+0xe3/0x730
[  372.566044] (M) 
[  372.570548]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.572669] 1*8kB 
[  372.577163]  __alloc_skb+0x119/0x770
[  372.579111] (M) 
[  372.583344]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  372.585469] 3*16kB 
[  372.589176]  ? skb_scrub_packet+0x490/0x490
[  372.591124] (UM) 
[  372.596396]  ? lock_downgrade+0x900/0x900
[  372.598609] 3*32kB 
[  372.602928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.604963] (UM) 
[  372.609104]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.611314] 2*64kB 
[  372.616849]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.618883] (UM) 
[  372.624332]  ? addrconf_rs_timer+0x6f0/0x6f0
[  372.626546] 5*128kB 
[  372.632000]  ndisc_alloc_skb+0x144/0x340
[  372.634036] (UM) 
[  372.638437]  ndisc_send_rs+0x331/0x6e0
[  372.640734] 3*256kB 
[  372.645222]  addrconf_rs_timer+0x3c0/0x6f0
[  372.647257] (M) 
[  372.651141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.653437] 4*512kB 
[  372.657678]  call_timer_fn+0x272/0x920
[  372.659619] (M) 
[  372.663850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.666150] 3*1024kB 
[  372.670039]  ? process_timeout+0x40/0x40
[  372.671990] (UM) 
[  372.676229]  ? find_held_lock+0x36/0x1c0
[  372.678617] 3*2048kB 
[  372.682686]  ? __run_timers+0x7da/0xc70
[  372.684713] (M) 
[  372.688784]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.691170] 3*4096kB (M) 
[  372.695160]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.697112] = 25252kB
[  372.701612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.704340] Node 0 
[  372.708838]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  372.711226] Normal: 
[  372.715461]  ? trace_hardirqs_on+0xbd/0x310
[  372.717677] 1016*4kB 
[  372.722265]  ? kasan_check_read+0x11/0x20
[  372.724567] (UME) 
[  372.728891]  ? __run_timers+0x7da/0xc70
[  372.731277] 348*8kB 
[  372.735424]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.737535] (UME) 167*16kB 
[  372.741529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.743824] (UME) 
[  372.749275]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.752175] 68*32kB 
[  372.756408]  __run_timers+0x7e5/0xc70
[  372.758540] (UME) 
[  372.762779]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  372.765070] 21*64kB 
[  372.768866]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  372.770988] (M) 
[  372.776575]  ? graph_lock+0x170/0x170
[  372.778882] 6*128kB 
[  372.783892]  ? enqueue_hrtimer+0x1a5/0x560
[  372.785849] (UM) 
[  372.789651]  ? lock_release+0x970/0x970
[  372.791948] 1*256kB 
[  372.796177]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  372.798213] (U) 
[  372.802187]  ? find_held_lock+0x36/0x1c0
[  372.804504] 0*512kB 
[  372.809709]  ? graph_lock+0x170/0x170
[  372.811656] 0*1024kB 
[  372.815710]  ? pvclock_read_flags+0x160/0x160
[  372.818010] 0*2048kB 
[  372.821819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.824224] 0*4096kB 
[  372.828730]  ? check_preemption_disabled+0x48/0x200
[  372.831119] = 14064kB
[  372.836680]  ? __lock_is_held+0xb5/0x140
[  372.839069] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  372.844091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.846487] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  372.850548]  ? check_preemption_disabled+0x48/0x200
[  372.859372] 503 total pagecache pages
[  372.864928]  run_timer_softirq+0x52/0xb0
[  372.873477] 0 pages in swap cache
[  372.878490]  ? rcu_read_lock_sched_held+0x108/0x120
[  372.882266] Swap cache stats: add 0, delete 0, find 0/0
[  372.886323]  __do_softirq+0x30b/0xad8
[  372.889759] Free swap  = 0kB
[  372.894779]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  372.900114] Total swap = 0kB
[  372.903918]  ? pvclock_read_flags+0x160/0x160
[  372.906904] 1965979 pages RAM
[  372.911997]  ? lapic_next_event+0x5a/0x90
[  372.914993] 0 pages HighMem/MovableOnly
[  372.919489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.922563] 343324 pages reserved
[  372.922571] 0 pages cma reserved
[  372.926715]  ? check_preemption_disabled+0x48/0x200
[  372.930764] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  372.936191]  ? check_preemption_disabled+0x48/0x200
[  372.936211]  ? kvm_clock_read+0x18/0x30
[  372.936223]  ? kvm_sched_clock_read+0x9/0x20
[  372.936239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.936254]  ? check_preemption_disabled+0x48/0x200
[  372.939765] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.943085]  irq_exit+0x17f/0x1c0
[  372.948072] syz-executor2 cpuset=
[  372.954570]  smp_apic_timer_interrupt+0x1cb/0x760
[  372.959558] syz2
[  372.963543]  ? smp_reschedule_interrupt+0x109/0x650
[  372.967921]  mems_allowed=0
[  372.973449]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.016373]  ? interrupt_entry+0xb5/0xf0
[  373.020439]  ? trace_hardirqs_off_caller+0xbb/0x300
[  373.025456]  ? trace_hardirqs_off_caller+0xbb/0x300
[  373.030480]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.035332]  ? trace_hardirqs_off+0x300/0x300
[  373.039829]  ? trace_hardirqs_off+0x300/0x300
[  373.044340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.049883]  ? check_preemption_disabled+0x48/0x200
[  373.054904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.060453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.065308]  apic_timer_interrupt+0xf/0x20
[  373.069547]  </IRQ>
[  373.071791] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  373.076721] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  373.095625] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  373.103337] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  373.110604] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  373.117887] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  373.125152] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  373.132418] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  373.139734]  skb_clone+0x1bb/0x500
[  373.143279]  ? skb_split+0x11e0/0x11e0
[  373.147173]  ? preempt_notifier_register+0x200/0x200
[  373.152278]  ? __switch_to_asm+0x34/0x70
[  373.156340]  ? __switch_to_asm+0x34/0x70
[  373.160401]  ? __switch_to_asm+0x40/0x70
[  373.164462]  ? __switch_to_asm+0x34/0x70
[  373.168550]  ? __switch_to_asm+0x40/0x70
[  373.172618]  ? __switch_to_asm+0x40/0x70
[  373.176681]  ? __switch_to_asm+0x34/0x70
[  373.180741]  ? __switch_to_asm+0x34/0x70
[  373.184800]  ? __switch_to_asm+0x40/0x70
[  373.188857]  ? __switch_to_asm+0x34/0x70
[  373.192925]  bpf_clone_redirect+0xb9/0x490
[  373.197176]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  373.202196]  ? __sched_text_start+0x8/0x8
[  373.206345]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  373.211119]  ? find_held_lock+0x36/0x1c0
[  373.215191]  ? lock_acquire+0x1ed/0x520
[  373.219168]  ? bpf_test_run+0x32e/0x5a0
[  373.223149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.228704]  ? check_preemption_disabled+0x48/0x200
[  373.233731]  ? kasan_check_read+0x11/0x20
[  373.237881]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.243161]  ? rcu_bh_qs+0xc0/0xc0
[  373.246704]  ? preempt_schedule+0x4d/0x60
[  373.250858]  ? ___preempt_schedule+0x16/0x18
[  373.255279]  ? bpf_test_run+0x1c0/0x5a0
[  373.259260]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  373.264118]  ? netlink_diag_dump+0x2a0/0x2a0
[  373.268548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.274089]  ? bpf_test_init.isra.9+0x70/0x100
[  373.278682]  ? bpf_prog_test_run_skb+0x634/0xb40
[  373.283447]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  373.288303]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  373.293856]  ? fput+0x130/0x1a0
[  373.297168]  ? __bpf_prog_get+0x9b/0x290
[  373.301237]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  373.306080]  ? bpf_prog_test_run+0x130/0x1a0
[  373.310497]  ? __x64_sys_bpf+0x3d8/0x510
[  373.314576]  ? bpf_prog_get+0x20/0x20
[  373.318398]  ? do_syscall_64+0x1b9/0x820
[  373.322465]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  373.327837]  ? syscall_return_slowpath+0x5e0/0x5e0
[  373.332775]  ? trace_hardirqs_off+0x300/0x300
[  373.337273]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  373.342292]  ? recalc_sigpending_tsk+0x180/0x180
[  373.347050]  ? kasan_check_write+0x14/0x20
[  373.351294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.356146]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  373.361551] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  373.361642] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.368758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.368764] Call Trace:
[  373.368772]  <IRQ>
[  373.368797]  dump_stack+0x1c4/0x2b4
[  373.368810]  ? dump_stack_print_info.cold.2+0x52/0x52
[  373.368835]  warn_alloc.cold.118+0xb7/0x1bd
[  373.368853]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  373.375499] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.384724]  ? lock_downgrade+0x900/0x900
[  373.387285] syz-executor4 cpuset=
[  373.389439]  ? trace_hardirqs_off+0xb8/0x300
[  373.393040] syz4
[  373.398270]  ? trace_hardirqs_off+0xb8/0x300
[  373.402567]  mems_allowed=0
[  373.439158]  __alloc_pages_slowpath+0x2667/0x2d80
[  373.444050]  ? warn_alloc+0x120/0x120
[  373.447859]  ? warn_alloc+0x120/0x120
[  373.451665]  ? print_usage_bug+0xc0/0xc0
[  373.455727]  ? warn_alloc+0x120/0x120
[  373.459539]  ? print_usage_bug+0xc0/0xc0
[  373.463625]  ? __lock_acquire+0x7ec/0x4ec0
[  373.467868]  ? __lock_acquire+0x7ec/0x4ec0
[  373.472129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.477690]  ? should_fail+0x22d/0xd01
[  373.481599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.486722]  ? __lock_acquire+0x7ec/0x4ec0
[  373.490973]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.496090]  ? __lock_acquire+0x7ec/0x4ec0
[  373.500332]  ? should_fail+0x22d/0xd01
[  373.504256]  ? mark_held_locks+0x130/0x130
[  373.508503]  ? mark_held_locks+0x130/0x130
[  373.512749]  ? graph_lock+0x170/0x170
[  373.516549]  ? graph_lock+0x170/0x170
[  373.520356]  ? graph_lock+0x170/0x170
[  373.524158]  ? print_usage_bug+0xc0/0xc0
[  373.528219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.533757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.539295]  ? check_preemption_disabled+0x48/0x200
[  373.544313]  ? check_preemption_disabled+0x48/0x200
[  373.549339]  ? __lock_is_held+0xb5/0x140
[  373.553413]  __alloc_pages_nodemask+0xa80/0xde0
[  373.558084]  ? graph_lock+0x170/0x170
[  373.561892]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  373.566910]  ? graph_lock+0x170/0x170
[  373.570727]  ? find_held_lock+0x36/0x1c0
[  373.574801]  ? ____cache_alloc_node+0x1c7/0x1e0
[  373.579475]  ? lock_downgrade+0x900/0x900
[  373.583642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.589187]  cache_grow_begin+0x91/0x8c0
[  373.593256]  ? do_raw_spin_unlock+0xa7/0x2f0
[  373.597680]  fallback_alloc+0x203/0x2e0
[  373.601664]  ____cache_alloc_node+0x1c7/0x1e0
[  373.606167]  kmem_cache_alloc_node+0xe3/0x730
[  373.610669]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.614924]  __alloc_skb+0x119/0x770
[  373.618645]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.623928]  ? skb_scrub_packet+0x490/0x490
[  373.628256]  ? lock_downgrade+0x900/0x900
[  373.632426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.638059]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.643778]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.649240]  ? addrconf_rs_timer+0x6f0/0x6f0
[  373.653664]  ndisc_alloc_skb+0x144/0x340
[  373.657741]  ndisc_send_rs+0x331/0x6e0
[  373.661644]  addrconf_rs_timer+0x3c0/0x6f0
[  373.665888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.670145]  call_timer_fn+0x272/0x920
[  373.674050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.678294]  ? process_timeout+0x40/0x40
[  373.682375]  ? find_held_lock+0x36/0x1c0
[  373.686462]  ? mark_held_locks+0xc7/0x130
[  373.690625]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.695126]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.699633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.703878]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  373.708474]  ? trace_hardirqs_on+0xbd/0x310
[  373.712816]  ? kasan_check_read+0x11/0x20
[  373.716981]  ? __run_timers+0x7da/0xc70
[  373.720963]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.726423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.730666]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.734923]  __run_timers+0x7e5/0xc70
[  373.738747]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  373.744133]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  373.749155]  ? graph_lock+0x170/0x170
[  373.752960]  ? print_usage_bug+0xc0/0xc0
[  373.757022]  ? lock_release+0x970/0x970
[  373.761005]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  373.766208]  ? find_held_lock+0x36/0x1c0
[  373.770276]  ? graph_lock+0x170/0x170
[  373.774083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.779632]  ? check_preemption_disabled+0x48/0x200
[  373.784680]  ? __lock_is_held+0xb5/0x140
[  373.788759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.794309]  ? check_preemption_disabled+0x48/0x200
[  373.799352]  run_timer_softirq+0x52/0xb0
[  373.803434]  ? rcu_read_lock_sched_held+0x108/0x120
[  373.808473]  __do_softirq+0x30b/0xad8
[  373.812305]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  373.817416]  ? pvclock_read_flags+0x160/0x160
[  373.821917]  ? lapic_next_event+0x5a/0x90
[  373.826071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.831625]  ? check_preemption_disabled+0x48/0x200
[  373.836728]  ? check_preemption_disabled+0x48/0x200
[  373.841757]  ? kvm_clock_read+0x18/0x30
[  373.845732]  ? kvm_sched_clock_read+0x9/0x20
[  373.850147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.855685]  ? check_preemption_disabled+0x48/0x200
[  373.860714]  irq_exit+0x17f/0x1c0
[  373.864173]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.869015]  ? smp_reschedule_interrupt+0x109/0x650
[  373.874043]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.879933]  ? interrupt_entry+0xb5/0xf0
[  373.883999]  ? trace_hardirqs_off_caller+0xbb/0x300
[  373.889019]  ? trace_hardirqs_off_caller+0xbb/0x300
[  373.894048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.898895]  ? trace_hardirqs_off+0x300/0x300
[  373.903391]  ? trace_hardirqs_off+0x300/0x300
[  373.907889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.913426]  ? check_preemption_disabled+0x48/0x200
[  373.918463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.924013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.928876]  apic_timer_interrupt+0xf/0x20
[  373.933107]  </IRQ>
[  373.935354] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  373.940638] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  373.959553] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  373.967277] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  373.974549] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  373.981824] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  373.989107] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  373.996392] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  374.003714]  ? arch_local_irq_restore+0x45/0x52
[  374.008419]  dump_stack+0x26a/0x2b4
[  374.012066]  ? dump_stack_print_info.cold.2+0x52/0x52
[  374.017271]  ? mark_held_locks+0x130/0x130
[  374.021518]  ? mark_held_locks+0x130/0x130
[  374.025766]  dump_header+0x27b/0xf72
[  374.029593]  ? pagefault_out_of_memory+0x197/0x197
[  374.034542]  ? mark_held_locks+0x130/0x130
[  374.038784]  ? __lock_acquire+0x7ec/0x4ec0
[  374.043027]  ? print_usage_bug+0xc0/0xc0
[  374.047114]  ? graph_lock+0x170/0x170
[  374.050920]  ? graph_lock+0x170/0x170
[  374.054729]  ? print_usage_bug+0xc0/0xc0
[  374.058802]  ? print_usage_bug+0xc0/0xc0
[  374.062881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.068433]  ? find_held_lock+0x36/0x1c0
[  374.072521]  ? mark_held_locks+0xc7/0x130
[  374.076689]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  374.081797]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  374.086905]  ? lockdep_hardirqs_on+0x421/0x5c0
[  374.091492]  ? trace_hardirqs_on+0xbd/0x310
[  374.095820]  ? kasan_check_read+0x11/0x20
[  374.099971]  ? ___ratelimit+0x36f/0x655
[  374.103947]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.109403]  ? trace_hardirqs_on+0x310/0x310
[  374.113813]  ? lock_downgrade+0x900/0x900
[  374.117968]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  374.123076]  ? ___ratelimit+0xaa/0x655
[  374.126967]  ? idr_get_free+0xec0/0xec0
[  374.130943]  ? kasan_check_write+0x14/0x20
[  374.135183]  ? do_raw_spin_lock+0xc1/0x200
[  374.139430]  oom_kill_process.cold.27+0x10/0x903
[  374.144192]  ? graph_lock+0x170/0x170
[  374.147992]  ? _raw_spin_unlock+0x2c/0x50
[  374.152138]  ? oom_badness+0xe6/0xaa0
[  374.155944]  ? oom_evaluate_task+0x540/0x540
[  374.160356]  ? find_held_lock+0x36/0x1c0
[  374.164427]  ? out_of_memory+0x974/0x14c0
[  374.168577]  ? lock_downgrade+0x900/0x900
[  374.172724]  ? check_preemption_disabled+0x48/0x200
[  374.177748]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  374.183550]  ? kasan_check_read+0x11/0x20
[  374.187705]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  374.192989]  ? rcu_bh_qs+0xc0/0xc0
[  374.196542]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.201558]  ? oom_evaluate_task+0x302/0x540
[  374.205976]  out_of_memory+0xa86/0x14c0
[  374.209961]  ? oom_killer_disable+0x3a0/0x3a0
[  374.214456]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  374.219388]  ? __mutex_add_waiter+0x2a0/0x2a0
[  374.223899]  __alloc_pages_slowpath+0x2318/0x2d80
[  374.228861]  ? warn_alloc+0x120/0x120
[  374.232667]  ? lock_downgrade+0x900/0x900
[  374.236822]  ? print_usage_bug+0xc0/0xc0
[  374.240908]  ? warn_alloc+0x120/0x120
[  374.244711]  ? print_usage_bug+0xc0/0xc0
[  374.248773]  ? debug_check_no_obj_freed+0x305/0x58d
[  374.253791]  ? print_usage_bug+0xc0/0xc0
[  374.257856]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.263408]  ? should_fail+0x22d/0xd01
[  374.267310]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.272418]  ? __lock_acquire+0x7ec/0x4ec0
[  374.276689]  ? __lock_is_held+0xb5/0x140
[  374.280765]  ? graph_lock+0x170/0x170
[  374.284572]  ? ___might_sleep+0x1ed/0x300
[  374.288721]  ? lock_release+0x970/0x970
[  374.292702]  ? arch_local_save_flags+0x40/0x40
[  374.297302]  ? __might_sleep+0x95/0x190
[  374.301285]  __alloc_pages_nodemask+0xa80/0xde0
[  374.305963]  ? graph_lock+0x170/0x170
[  374.309772]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  374.314785]  ? graph_lock+0x170/0x170
[  374.318597]  ? mark_held_locks+0xc7/0x130
[  374.322743]  ? find_held_lock+0x36/0x1c0
[  374.326809]  ? cache_grow_begin+0x5a4/0x8c0
[  374.331132]  ? lockdep_hardirqs_on+0x421/0x5c0
[  374.335717]  ? trace_hardirqs_on+0xbd/0x310
[  374.340044]  ? fallback_alloc+0x203/0x2e0
[  374.344197]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.349656]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  374.355200]  cache_grow_begin+0x91/0x8c0
[  374.359269]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.363691]  fallback_alloc+0x203/0x2e0
[  374.367675]  ____cache_alloc_node+0x1c7/0x1e0
[  374.372178]  kmem_cache_alloc_node_trace+0xe7/0x740
[  374.377208]  __kmalloc_node_track_caller+0x33/0x70
[  374.382143]  __kmalloc_reserve.isra.39+0x41/0xe0
[  374.386904]  __alloc_skb+0x155/0x770
[  374.390625]  ? skb_scrub_packet+0x490/0x490
[  374.394952]  ? if_nlmsg_size+0x5d1/0xbb0
[  374.399026]  ? nla_put_ifalias+0x170/0x170
[  374.403281]  ? softnet_seq_show+0x470/0x470
[  374.407605]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  374.412634]  ? netif_tx_stop_all_queues+0xd9/0x110
[  374.417575]  rtmsg_ifinfo_build_skb+0x74/0x190
[  374.422169]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  374.427015]  rtmsg_ifinfo+0x8c/0xa0
[  374.430658]  dev_close_many+0x3be/0x860
[  374.434643]  ? unlist_netdevice+0x670/0x670
[  374.438966]  ? find_held_lock+0x36/0x1c0
[  374.443042]  ? __queue_work+0x6be/0x1440
[  374.447105]  ? lock_downgrade+0x900/0x900
[  374.451264]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.456802]  ? rtnl_is_locked+0xb5/0xf0
[  374.460780]  ? rtnl_trylock+0x20/0x20
[  374.464584]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.469006]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  374.473620]  rollback_registered_many+0x56e/0x1240
[  374.478569]  ? generic_xdp_install+0x4c0/0x4c0
[  374.483186]  ? max_active_store+0x170/0x170
[  374.487546]  ? graph_lock+0x170/0x170
[  374.491372]  ? print_usage_bug+0xc0/0xc0
[  374.495453]  ? print_usage_bug+0xc0/0xc0
[  374.499544]  ? kfree_skbmem+0x154/0x230
[  374.503545]  ? graph_lock+0x170/0x170
[  374.507360]  ? print_usage_bug+0xc0/0xc0
[  374.511438]  ? find_held_lock+0x36/0x1c0
[  374.515529]  ? mark_held_locks+0xc7/0x130
[  374.519693]  rollback_registered+0x1e9/0x420
[  374.524122]  ? lockdep_hardirqs_on+0x351/0x5c0
[  374.528721]  ? rollback_registered_many+0x1240/0x1240
[  374.533926]  ? trace_hardirqs_on+0xbd/0x310
[  374.538266]  ? linkwatch_schedule_work+0x150/0x170
[  374.543242]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.548718]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.554272]  ? rtnl_is_locked+0xb5/0xf0
[  374.558266]  ? rtnl_trylock+0x20/0x20
[  374.562087]  ? queue_delayed_work_on+0x130/0x1f0
[  374.566861]  unregister_netdevice_queue+0x321/0x5e0
[  374.571907]  ? rollback_registered+0x420/0x420
[  374.576535]  ? linkwatch_schedule_work+0x170/0x170
[  374.581500]  ? tun_show_owner+0x170/0x170
[  374.585683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.591251]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  374.596639]  ? __tun_detach+0x6ba/0x15c0
[  374.600742]  __tun_detach+0x11b8/0x15c0
[  374.604739]  ? __call_rcu.constprop.69+0x429/0xbc0
[  374.609709]  ? tun_attach+0x1770/0x1770
[  374.613707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.619260]  ? check_preemption_disabled+0x48/0x200
[  374.624310]  ? graph_lock+0x170/0x170
[  374.628129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.633704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.639266]  ? locks_remove_file+0x3c6/0x5c0
[  374.643709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.649278]  ? ima_file_free+0x132/0x650
[  374.653370]  ? __lock_is_held+0xb5/0x140
[  374.657551]  ? __tun_detach+0x15c0/0x15c0
[  374.661733]  ? __tun_detach+0x15c0/0x15c0
[  374.665906]  tun_chr_close+0xe3/0x180
[  374.669745]  __fput+0x385/0xa30
[  374.673071]  ? get_max_files+0x20/0x20
[  374.676997]  ? ___might_sleep+0x1ed/0x300
[  374.681193]  ? arch_local_save_flags+0x40/0x40
[  374.685822]  ____fput+0x15/0x20
[  374.689139]  task_work_run+0x1e8/0x2a0
[  374.693073]  ? task_work_cancel+0x240/0x240
[  374.697425]  ? switch_task_namespaces+0xb8/0xd0
[  374.702125]  do_exit+0x1ad7/0x2610
[  374.705705]  ? mm_update_next_owner+0x990/0x990
[  374.710401]  ? print_usage_bug+0xc0/0xc0
[  374.714502]  ? __lock_acquire+0x7ec/0x4ec0
[  374.718777]  ? find_held_lock+0x36/0x1c0
[  374.722894]  ? __lock_acquire+0x7ec/0x4ec0
[  374.727160]  ? mark_held_locks+0x130/0x130
[  374.731423]  ? lock_acquire+0x1ed/0x520
[  374.735429]  ? mark_held_locks+0x130/0x130
[  374.739687]  ? arch_local_save_flags+0x40/0x40
[  374.744296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.749887]  ? __mutex_lock+0x872/0x1710
[  374.753974]  ? __switch_to_asm+0x40/0x70
[  374.758058]  ? __switch_to_asm+0x34/0x70
[  374.762137]  ? pipe_wait+0x266/0x2c0
[  374.765877]  ? mutex_trylock+0x2b0/0x2b0
[  374.769971]  ? graph_lock+0x170/0x170
[  374.773792]  ? find_held_lock+0x36/0x1c0
[  374.778337]  ? memset+0x31/0x40
[  374.781637]  ? find_held_lock+0x36/0x1c0
[  374.785725]  ? get_signal+0x95b/0x1980
[  374.789629]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.794141]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.798659]  do_group_exit+0x177/0x440
[  374.802569]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.808059]  ? __ia32_sys_exit+0x50/0x50
[  374.812171]  get_signal+0x8b0/0x1980
[  374.815926]  ? ptrace_notify+0x130/0x130
[  374.820021]  ? finish_wait+0x430/0x430
[  374.823930]  ? graph_lock+0x170/0x170
[  374.827762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.833321]  ? pipe_read+0x702/0x940
[  374.837055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.842620]  do_signal+0x9c/0x21e0
[  374.846177]  ? __vfs_read+0x11f/0x9b0
[  374.849997]  ? vfs_copy_file_range+0xb90/0xb90
[  374.854597]  ? setup_sigcontext+0x7d0/0x7d0
[  374.858950]  ? exit_to_usermode_loop+0x8c/0x380
[  374.863653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.869211]  exit_to_usermode_loop+0x2e5/0x380
[  374.873813]  ? syscall_slow_exit_work+0x520/0x520
[  374.878668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.884236]  do_syscall_64+0x6be/0x820
[  374.888138]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  374.893530]  ? syscall_return_slowpath+0x5e0/0x5e0
[  374.898474]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.903341]  ? trace_hardirqs_off+0x300/0x300
[  374.907853]  ? prepare_exit_to_usermode+0x291/0x3b0
[  374.912889]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.917764]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  374.922965] RIP: 0033:0x410e10
[  374.926169] Code: Bad RIP value.
[  374.929548] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  374.937283] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  374.944561] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  374.951832] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  374.959107] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  374.966380] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  374.973690] warn_alloc_show_mem: 1 callbacks suppressed
[  374.973711] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  374.973717] Mem-Info:
[  374.973737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.979097] active_anon:46161 inactive_anon:461 isolated_anon:0
[  374.979097]  active_file:19 inactive_file:16 isolated_file:0
[  374.979097]  unevictable:0 dirty:0 writeback:0 unstable:0
[  374.979097]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  374.979097]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  374.979097]  free:13785 free_pcp:397 free_cma:0
[  374.986361] Call Trace:
[  374.988785] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  374.998148]  <IRQ>
[  375.030947] Node 0 
[  375.033562]  dump_stack+0x1c4/0x2b4
[  375.061148] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  375.063295]  ? dump_stack_print_info.cold.2+0x52/0x52
[  375.065495] lowmem_reserve[]:
[  375.069138]  warn_alloc.cold.118+0xb7/0x1bd
[  375.094625]  0
[  375.099831]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.102899]  2815
[  375.107217]  ? lock_downgrade+0x900/0x900
[  375.108988]  6318 6318
[  375.113837]  ? trace_hardirqs_off+0xb8/0x300
[  375.120014]  ? trace_hardirqs_off+0xb8/0x300
[  375.122486] Node 0 
[  375.126895]  __alloc_pages_slowpath+0x2667/0x2d80
[  375.131313] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  375.133561]  ? warn_alloc+0x120/0x120
[  375.138352] lowmem_reserve[]:
[  375.165082]  ? trace_hardirqs_on+0x310/0x310
[  375.168850]  0
[  375.171954]  ? warn_alloc+0x120/0x120
[  375.176339]  0
[  375.178138]  ? print_usage_bug+0xc0/0xc0
[  375.181906]  3503 3503
[  375.183714]  ? warn_alloc+0x120/0x120
[  375.190244]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  375.194018] Node 0 
[  375.199026]  ? print_usage_bug+0xc0/0xc0
[  375.199074] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  375.199082] lowmem_reserve[]:
[  375.201314]  ? __lock_acquire+0x7ec/0x4ec0
[  375.205353]  0
[  375.233906]  ? __lock_acquire+0x7ec/0x4ec0
[  375.236991]  0
[  375.241222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.243000]  0
[  375.247230]  ? should_fail+0x22d/0xd01
[  375.248999]  0
[  375.254550]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.256325] Node 0 
[  375.260204]  ? __lock_acquire+0x7ec/0x4ec0
[  375.261982] DMA: 
[  375.267080]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.269290] 1*4kB 
[  375.273527]  ? __lock_acquire+0x7ec/0x4ec0
[  375.275563] (U) 
[  375.280666]  ? should_fail+0x22d/0xd01
[  375.282796] 0*8kB 
[  375.287027]  ? print_usage_bug+0xc0/0xc0
[  375.288979] 0*16kB 
[  375.292867]  ? mark_held_locks+0x130/0x130
[  375.294984] 1*32kB 
[  375.299051]  ? mark_held_locks+0x130/0x130
[  375.301252] (U) 
[  375.305484]  ? graph_lock+0x170/0x170
[  375.307692] 2*64kB 
[  375.311919]  ? print_usage_bug+0xc0/0xc0
[  375.313868] (U) 
[  375.317670]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.319887] 1*128kB 
[  375.323958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.325908] (U) 
[  375.330664]  ? check_preemption_disabled+0x48/0x200
[  375.332964] 1*256kB 
[  375.338493]  ? check_preemption_disabled+0x48/0x200
[  375.340444] (U) 
[  375.345465]  ? __lock_is_held+0xb5/0x140
[  375.347757] 0*512kB 
[  375.352769]  __alloc_pages_nodemask+0xa80/0xde0
[  375.354716] 1*1024kB 
[  375.358768]  ? graph_lock+0x170/0x170
[  375.361069] (U) 
[  375.365731]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  375.368118] 1*2048kB 
[  375.371919]  ? graph_lock+0x170/0x170
[  375.373867] (M) 
[  375.378883]  ? find_held_lock+0x36/0x1c0
[  375.381266] 3*4096kB 
[  375.385067]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.387013] (M) 
[  375.391071]  ? lock_downgrade+0x900/0x900
[  375.393460] = 15908kB
[  375.398133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.400080] Node 0 
[  375.404231]  cache_grow_begin+0x91/0x8c0
[  375.406607] DMA32: 3*4kB 
[  375.412171]  ? do_raw_spin_unlock+0xa7/0x2f0
[  375.414385] (M) 
[  375.418471]  fallback_alloc+0x203/0x2e0
[  375.421201] 1*8kB 
[  375.425625]  ____cache_alloc_node+0x1c7/0x1e0
[  375.427567] (M) 
[  375.431573]  kmem_cache_alloc_node+0xe3/0x730
[  375.433691] 3*16kB 
[  375.438192]  ? ipv6_get_ifaddr+0x42e/0x620
[  375.440139] (UM) 
[  375.444644]  __alloc_skb+0x119/0x770
[  375.446852] 3*32kB 
[  375.451088]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.453121] (UM) 
[  375.456833]  ? skb_scrub_packet+0x490/0x490
[  375.459049] 2*64kB 
[  375.464325]  ? lock_downgrade+0x900/0x900
[  375.466361] (UM) 
[  375.470684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.472894] 5*128kB 
[  375.477040]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.479086] (UM) 
[  375.484622]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.486922] 3*256kB 
[  375.492368]  ? addrconf_rs_timer+0x6f0/0x6f0
[  375.494404] (M) 
[  375.499862]  ndisc_alloc_skb+0x144/0x340
[  375.502154] 4*512kB 
[  375.506572]  ndisc_send_rs+0x331/0x6e0
[  375.508529] (M) 
[  375.512602]  addrconf_rs_timer+0x3c0/0x6f0
[  375.514900] 3*1024kB 
[  375.518791]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.520746] (UM) 
[  375.524992]  call_timer_fn+0x272/0x920
[  375.527368] 3*2048kB 
[  375.531600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.533636] (M) 
[  375.537524]  ? process_timeout+0x40/0x40
[  375.539936] 3*4096kB 
[  375.544164]  ? find_held_lock+0x36/0x1c0
[  375.546135] (M) 
[  375.550195]  ? __run_timers+0x7da/0xc70
[  375.552577] = 25252kB
[  375.556630]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.558585] Node 0 
[  375.562558]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.564946] Normal: 
[  375.569440]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.571650] 1016*4kB 
[  375.576139]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  375.578436] (UME) 
[  375.582667]  ? trace_hardirqs_on+0xbd/0x310
[  375.585058] 348*8kB 
[  375.589631]  ? kasan_check_read+0x11/0x20
[  375.591756] (UME) 
[  375.596075]  ? __run_timers+0x7da/0xc70
[  375.598374] 167*16kB 
[  375.602528]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.604649] (UME) 
[  375.608628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.611010] 68*32kB 
[  375.616462]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.618584] (UME) 
[  375.622818]  __run_timers+0x7e5/0xc70
[  375.625116] 21*64kB 
[  375.629359]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  375.631473] (M) 
[  375.635274]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  375.637574] 6*128kB 
[  375.642936]  ? graph_lock+0x170/0x170
[  375.645298] (UM) 
[  375.650320]  ? enqueue_hrtimer+0x1a5/0x560
[  375.652610] 1*256kB (U) 
[  375.656408]  ? lock_release+0x970/0x970
[  375.656424]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  375.658468] 0*512kB 
[  375.662707]  ? find_held_lock+0x36/0x1c0
[  375.665347] 0*1024kB 0*2048kB 
[  375.669327]  ? graph_lock+0x170/0x170
[  375.674492] 0*4096kB 
[  375.676822]  ? pvclock_read_flags+0x160/0x160
[  375.680855] = 14064kB
[  375.684043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.687828] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  375.690223]  ? check_preemption_disabled+0x48/0x200
[  375.694703] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  375.697117]  ? __lock_is_held+0xb5/0x140
[  375.702623] 503 total pagecache pages
[  375.711465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.716464] 0 pages in swap cache
[  375.725027]  ? check_preemption_disabled+0x48/0x200
[  375.729075] Swap cache stats: add 0, delete 0, find 0/0
[  375.732873]  run_timer_softirq+0x52/0xb0
[  375.738386] Free swap  = 0kB
[  375.741941]  ? rcu_read_lock_sched_held+0x108/0x120
[  375.746935] Total swap = 0kB
[  375.752299]  __do_softirq+0x30b/0xad8
[  375.756336] 1965979 pages RAM
[  375.759361]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  375.764355] 0 pages HighMem/MovableOnly
[  375.767392]  ? pvclock_read_flags+0x160/0x160
[  375.771165] 343324 pages reserved
[  375.774278]  ? lapic_next_event+0x5a/0x90
[  375.779356] 0 pages cma reserved
[  375.779460] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  375.783356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.783368]  ? check_preemption_disabled+0x48/0x200
[  375.783377]  ? check_preemption_disabled+0x48/0x200
[  375.783396]  ? kvm_clock_read+0x18/0x30
[  375.783413]  ? kvm_sched_clock_read+0x9/0x20
[  375.787976] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.791362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.795487] syz-executor2 cpuset=
[  375.798854]  ? check_preemption_disabled+0x48/0x200
[  375.805328] syz2
[  375.810886]  irq_exit+0x17f/0x1c0
[  375.815870]  mems_allowed=0
[  375.820883]  smp_apic_timer_interrupt+0x1cb/0x760
[  375.866805]  ? smp_reschedule_interrupt+0x109/0x650
[  375.871837]  ? smp_call_function_single_interrupt+0x650/0x650
[  375.877728]  ? interrupt_entry+0xb5/0xf0
[  375.881795]  ? trace_hardirqs_off_caller+0xbb/0x300
[  375.886813]  ? trace_hardirqs_off_caller+0xbb/0x300
[  375.891830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.896677]  ? trace_hardirqs_off+0x300/0x300
[  375.901182]  ? trace_hardirqs_off+0x300/0x300
[  375.905682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.911222]  ? check_preemption_disabled+0x48/0x200
[  375.916243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.921792]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.926647]  apic_timer_interrupt+0xf/0x20
[  375.930875]  </IRQ>
[  375.933117] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  375.938053] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  375.956967] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  375.964697] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  375.971974] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  375.979257] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  375.986577] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  375.993854] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  376.001203]  skb_clone+0x1bb/0x500
[  376.004752]  ? skb_split+0x11e0/0x11e0
[  376.008648]  ? preempt_notifier_register+0x200/0x200
[  376.013758]  ? __switch_to_asm+0x34/0x70
[  376.017822]  ? __switch_to_asm+0x34/0x70
[  376.021883]  ? __switch_to_asm+0x40/0x70
[  376.025946]  ? __switch_to_asm+0x34/0x70
[  376.030010]  ? __switch_to_asm+0x40/0x70
[  376.034091]  ? __switch_to_asm+0x40/0x70
[  376.038164]  ? __switch_to_asm+0x34/0x70
[  376.042252]  ? __switch_to_asm+0x34/0x70
[  376.046337]  ? __switch_to_asm+0x40/0x70
[  376.050411]  ? __switch_to_asm+0x34/0x70
[  376.054486]  bpf_clone_redirect+0xb9/0x490
[  376.058743]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  376.063767]  ? __sched_text_start+0x8/0x8
[  376.067916]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.072698]  ? find_held_lock+0x36/0x1c0
[  376.076775]  ? lock_acquire+0x1ed/0x520
[  376.080748]  ? bpf_test_run+0x32e/0x5a0
[  376.084726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.090277]  ? check_preemption_disabled+0x48/0x200
[  376.095306]  ? kasan_check_read+0x11/0x20
[  376.099464]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.104748]  ? rcu_bh_qs+0xc0/0xc0
[  376.108297]  ? preempt_schedule+0x4d/0x60
[  376.112452]  ? ___preempt_schedule+0x16/0x18
[  376.116870]  ? bpf_test_run+0x1c0/0x5a0
[  376.120852]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  376.125705]  ? netlink_diag_dump+0x2a0/0x2a0
[  376.130126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.135683]  ? bpf_test_init.isra.9+0x70/0x100
[  376.140287]  ? bpf_prog_test_run_skb+0x634/0xb40
[  376.145074]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  376.149938]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  376.155503]  ? fput+0x130/0x1a0
[  376.158849]  ? __bpf_prog_get+0x9b/0x290
[  376.162917]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  376.167765]  ? bpf_prog_test_run+0x130/0x1a0
[  376.172181]  ? __x64_sys_bpf+0x3d8/0x510
[  376.176248]  ? bpf_prog_get+0x20/0x20
[  376.180075]  ? do_syscall_64+0x1b9/0x820
[  376.184138]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  376.189506]  ? syscall_return_slowpath+0x5e0/0x5e0
[  376.194452]  ? trace_hardirqs_off+0x300/0x300
[  376.198949]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  376.203966]  ? recalc_sigpending_tsk+0x180/0x180
[  376.208726]  ? kasan_check_write+0x14/0x20
[  376.212969]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.217822]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  376.223211] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  376.223306] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.230404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  376.230413] Call Trace:
[  376.237059] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.246228]  <IRQ>
[  376.246253]  dump_stack+0x1c4/0x2b4
[  376.249014] syz-executor4 cpuset=
[  376.259502]  ? dump_stack_print_info.cold.2+0x52/0x52
[  376.259540]  warn_alloc.cold.118+0xb7/0x1bd
[  376.261869] syz4
[  376.265413]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.265432]  ? lock_downgrade+0x900/0x900
[  376.265456]  ? trace_hardirqs_off+0xb8/0x300
[  376.265477]  ? trace_hardirqs_off+0xb8/0x300
[  376.265501]  __alloc_pages_slowpath+0x2667/0x2d80
[  376.265556]  ? warn_alloc+0x120/0x120
[  376.269120]  mems_allowed=0
[  376.274305]  ? warn_alloc+0x120/0x120
[  376.313778]  ? print_usage_bug+0xc0/0xc0
[  376.317844]  ? warn_alloc+0x120/0x120
[  376.321648]  ? print_usage_bug+0xc0/0xc0
[  376.325714]  ? __lock_acquire+0x7ec/0x4ec0
[  376.329976]  ? __lock_acquire+0x7ec/0x4ec0
[  376.334324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.339875]  ? should_fail+0x22d/0xd01
[  376.343771]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.348883]  ? __lock_acquire+0x7ec/0x4ec0
[  376.353133]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.358331]  ? __lock_acquire+0x7ec/0x4ec0
[  376.362570]  ? should_fail+0x22d/0xd01
[  376.366471]  ? mark_held_locks+0x130/0x130
[  376.370719]  ? mark_held_locks+0x130/0x130
[  376.374957]  ? graph_lock+0x170/0x170
[  376.378763]  ? graph_lock+0x170/0x170
[  376.382572]  ? graph_lock+0x170/0x170
[  376.386375]  ? print_usage_bug+0xc0/0xc0
[  376.390442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.395987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.401551]  ? check_preemption_disabled+0x48/0x200
[  376.406566]  ? check_preemption_disabled+0x48/0x200
[  376.411610]  ? __lock_is_held+0xb5/0x140
[  376.415681]  __alloc_pages_nodemask+0xa80/0xde0
[  376.420360]  ? graph_lock+0x170/0x170
[  376.424174]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  376.429198]  ? graph_lock+0x170/0x170
[  376.433017]  ? find_held_lock+0x36/0x1c0
[  376.437097]  ? ____cache_alloc_node+0x1c7/0x1e0
[  376.441769]  ? lock_downgrade+0x900/0x900
[  376.445926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.451469]  cache_grow_begin+0x91/0x8c0
[  376.455542]  ? do_raw_spin_unlock+0xa7/0x2f0
[  376.459961]  fallback_alloc+0x203/0x2e0
[  376.463943]  ____cache_alloc_node+0x1c7/0x1e0
[  376.468443]  kmem_cache_alloc_node+0xe3/0x730
[  376.472946]  ? ipv6_get_ifaddr+0x42e/0x620
[  376.477201]  __alloc_skb+0x119/0x770
[  376.480920]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.486205]  ? skb_scrub_packet+0x490/0x490
[  376.490535]  ? lock_downgrade+0x900/0x900
[  376.494694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.500239]  ? refcount_sub_and_test_checked+0x203/0x310
[  376.505696]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  376.511150]  ? addrconf_rs_timer+0x6f0/0x6f0
[  376.515577]  ndisc_alloc_skb+0x144/0x340
[  376.519646]  ndisc_send_rs+0x331/0x6e0
[  376.523552]  addrconf_rs_timer+0x3c0/0x6f0
[  376.527795]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.532052]  call_timer_fn+0x272/0x920
[  376.535948]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.540198]  ? process_timeout+0x40/0x40
[  376.544272]  ? find_held_lock+0x36/0x1c0
[  376.548349]  ? mark_held_locks+0xc7/0x130
[  376.552503]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.557012]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.561524]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.565765]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  376.570354]  ? trace_hardirqs_on+0xbd/0x310
[  376.574674]  ? kasan_check_read+0x11/0x20
[  376.578825]  ? __run_timers+0x7da/0xc70
[  376.582803]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.588264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.592509]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.596754]  __run_timers+0x7e5/0xc70
[  376.600591]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  376.605957]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  376.610974]  ? graph_lock+0x170/0x170
[  376.614784]  ? print_usage_bug+0xc0/0xc0
[  376.618846]  ? lock_release+0x970/0x970
[  376.622821]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  376.628018]  ? find_held_lock+0x36/0x1c0
[  376.632093]  ? graph_lock+0x170/0x170
[  376.635897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.641435]  ? check_preemption_disabled+0x48/0x200
[  376.646465]  ? __lock_is_held+0xb5/0x140
[  376.650541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.656091]  ? check_preemption_disabled+0x48/0x200
[  376.661130]  run_timer_softirq+0x52/0xb0
[  376.665202]  ? rcu_read_lock_sched_held+0x108/0x120
[  376.670263]  __do_softirq+0x30b/0xad8
[  376.674082]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  376.679195]  ? pvclock_read_flags+0x160/0x160
[  376.683691]  ? lapic_next_event+0x5a/0x90
[  376.687847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.693386]  ? check_preemption_disabled+0x48/0x200
[  376.698399]  ? check_preemption_disabled+0x48/0x200
[  376.703425]  ? kvm_clock_read+0x18/0x30
[  376.707400]  ? kvm_sched_clock_read+0x9/0x20
[  376.711813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.717349]  ? check_preemption_disabled+0x48/0x200
[  376.722378]  irq_exit+0x17f/0x1c0
[  376.725837]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.730681]  ? smp_reschedule_interrupt+0x109/0x650
[  376.735702]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.741590]  ? interrupt_entry+0xb5/0xf0
[  376.745672]  ? trace_hardirqs_off_caller+0xbb/0x300
[  376.750694]  ? trace_hardirqs_off_caller+0xbb/0x300
[  376.755723]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.760571]  ? trace_hardirqs_off+0x300/0x300
[  376.765065]  ? trace_hardirqs_off+0x300/0x300
[  376.769580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.775643]  ? check_preemption_disabled+0x48/0x200
[  376.780662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.786214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.791081]  apic_timer_interrupt+0xf/0x20
[  376.795313]  </IRQ>
[  376.797553] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  376.802840] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  376.821757] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  376.829476] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  376.836744] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  376.844015] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  376.851291] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  376.858574] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  376.865879]  ? arch_local_irq_restore+0x45/0x52
[  376.870572]  dump_stack+0x26a/0x2b4
[  376.874220]  ? dump_stack_print_info.cold.2+0x52/0x52
[  376.879424]  ? mark_held_locks+0x130/0x130
[  376.883664]  ? mark_held_locks+0x130/0x130
[  376.887905]  dump_header+0x27b/0xf72
[  376.891645]  ? pagefault_out_of_memory+0x197/0x197
[  376.896594]  ? mark_held_locks+0x130/0x130
[  376.900835]  ? __lock_acquire+0x7ec/0x4ec0
[  376.905083]  ? print_usage_bug+0xc0/0xc0
[  376.909162]  ? graph_lock+0x170/0x170
[  376.912965]  ? graph_lock+0x170/0x170
[  376.916775]  ? print_usage_bug+0xc0/0xc0
[  376.920865]  ? print_usage_bug+0xc0/0xc0
[  376.924939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.930486]  ? find_held_lock+0x36/0x1c0
[  376.934573]  ? mark_held_locks+0xc7/0x130
[  376.938740]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  376.943857]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  376.948966]  ? lockdep_hardirqs_on+0x421/0x5c0
[  376.953559]  ? trace_hardirqs_on+0xbd/0x310
[  376.957885]  ? kasan_check_read+0x11/0x20
[  376.962047]  ? ___ratelimit+0x36f/0x655
[  376.966030]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.971500]  ? trace_hardirqs_on+0x310/0x310
[  376.975931]  ? lock_downgrade+0x900/0x900
[  376.980098]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  376.985210]  ? ___ratelimit+0xaa/0x655
[  376.989109]  ? idr_get_free+0xec0/0xec0
[  376.993092]  ? kasan_check_write+0x14/0x20
[  376.997332]  ? do_raw_spin_lock+0xc1/0x200
[  377.001588]  oom_kill_process.cold.27+0x10/0x903
[  377.006349]  ? graph_lock+0x170/0x170
[  377.010150]  ? _raw_spin_unlock+0x2c/0x50
[  377.014299]  ? oom_badness+0xe6/0xaa0
[  377.018111]  ? oom_evaluate_task+0x540/0x540
[  377.022536]  ? find_held_lock+0x36/0x1c0
[  377.026611]  ? out_of_memory+0x974/0x14c0
[  377.030764]  ? lock_downgrade+0x900/0x900
[  377.034914]  ? check_preemption_disabled+0x48/0x200
[  377.039940]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  377.045751]  ? kasan_check_read+0x11/0x20
[  377.049906]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  377.055189]  ? rcu_bh_qs+0xc0/0xc0
[  377.058737]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  377.063754]  ? oom_evaluate_task+0x302/0x540
[  377.068171]  out_of_memory+0xa86/0x14c0
[  377.072160]  ? oom_killer_disable+0x3a0/0x3a0
[  377.076661]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  377.081596]  ? __mutex_add_waiter+0x2a0/0x2a0
[  377.086108]  __alloc_pages_slowpath+0x2318/0x2d80
[  377.090984]  ? warn_alloc+0x120/0x120
[  377.094791]  ? lock_downgrade+0x900/0x900
[  377.098947]  ? print_usage_bug+0xc0/0xc0
[  377.103017]  ? warn_alloc+0x120/0x120
[  377.106827]  ? print_usage_bug+0xc0/0xc0
[  377.110898]  ? debug_check_no_obj_freed+0x305/0x58d
[  377.115922]  ? print_usage_bug+0xc0/0xc0
[  377.119996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.125563]  ? should_fail+0x22d/0xd01
[  377.129479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.134615]  ? __lock_acquire+0x7ec/0x4ec0
[  377.138895]  ? __lock_is_held+0xb5/0x140
[  377.142973]  ? graph_lock+0x170/0x170
[  377.146785]  ? ___might_sleep+0x1ed/0x300
[  377.150939]  ? lock_release+0x970/0x970
[  377.154923]  ? arch_local_save_flags+0x40/0x40
[  377.159531]  ? __might_sleep+0x95/0x190
[  377.163523]  __alloc_pages_nodemask+0xa80/0xde0
[  377.168202]  ? graph_lock+0x170/0x170
[  377.172011]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  377.177034]  ? graph_lock+0x170/0x170
[  377.180858]  ? mark_held_locks+0xc7/0x130
[  377.185016]  ? find_held_lock+0x36/0x1c0
[  377.189115]  ? cache_grow_begin+0x5a4/0x8c0
[  377.193459]  ? lockdep_hardirqs_on+0x421/0x5c0
[  377.198090]  ? trace_hardirqs_on+0xbd/0x310
[  377.202434]  ? fallback_alloc+0x203/0x2e0
[  377.206591]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.212056]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  377.217608]  cache_grow_begin+0x91/0x8c0
[  377.221679]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.226106]  fallback_alloc+0x203/0x2e0
[  377.230092]  ____cache_alloc_node+0x1c7/0x1e0
[  377.234600]  kmem_cache_alloc_node_trace+0xe7/0x740
[  377.239640]  __kmalloc_node_track_caller+0x33/0x70
[  377.244590]  __kmalloc_reserve.isra.39+0x41/0xe0
[  377.249359]  __alloc_skb+0x155/0x770
[  377.253086]  ? skb_scrub_packet+0x490/0x490
[  377.257417]  ? if_nlmsg_size+0x5d1/0xbb0
[  377.261487]  ? nla_put_ifalias+0x170/0x170
[  377.265745]  ? softnet_seq_show+0x470/0x470
[  377.270106]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  377.275133]  ? netif_tx_stop_all_queues+0xd9/0x110
[  377.280073]  rtmsg_ifinfo_build_skb+0x74/0x190
[  377.284672]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  377.289530]  rtmsg_ifinfo+0x8c/0xa0
[  377.293175]  dev_close_many+0x3be/0x860
[  377.297187]  ? unlist_netdevice+0x670/0x670
[  377.301544]  ? find_held_lock+0x36/0x1c0
[  377.305635]  ? __queue_work+0x6be/0x1440
[  377.309717]  ? lock_downgrade+0x900/0x900
[  377.313890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.319446]  ? rtnl_is_locked+0xb5/0xf0
[  377.323436]  ? rtnl_trylock+0x20/0x20
[  377.327249]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.331671]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  377.336274]  rollback_registered_many+0x56e/0x1240
[  377.341220]  ? generic_xdp_install+0x4c0/0x4c0
[  377.345816]  ? max_active_store+0x170/0x170
[  377.350141]  ? graph_lock+0x170/0x170
[  377.353964]  ? print_usage_bug+0xc0/0xc0
[  377.358027]  ? print_usage_bug+0xc0/0xc0
[  377.362100]  ? kfree_skbmem+0x154/0x230
[  377.366075]  ? graph_lock+0x170/0x170
[  377.369875]  ? print_usage_bug+0xc0/0xc0
[  377.373940]  ? find_held_lock+0x36/0x1c0
[  377.378325]  ? mark_held_locks+0xc7/0x130
[  377.382478]  rollback_registered+0x1e9/0x420
[  377.386887]  ? lockdep_hardirqs_on+0x351/0x5c0
[  377.391468]  ? rollback_registered_many+0x1240/0x1240
[  377.396657]  ? trace_hardirqs_on+0xbd/0x310
[  377.400984]  ? linkwatch_schedule_work+0x150/0x170
[  377.405915]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.411368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.416903]  ? rtnl_is_locked+0xb5/0xf0
[  377.420899]  ? rtnl_trylock+0x20/0x20
[  377.424703]  ? queue_delayed_work_on+0x130/0x1f0
[  377.429464]  unregister_netdevice_queue+0x321/0x5e0
[  377.434489]  ? rollback_registered+0x420/0x420
[  377.439086]  ? linkwatch_schedule_work+0x170/0x170
[  377.444022]  ? tun_show_owner+0x170/0x170
[  377.448181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.453726]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  377.459094]  ? __tun_detach+0x6ba/0x15c0
[  377.463168]  __tun_detach+0x11b8/0x15c0
[  377.467147]  ? __call_rcu.constprop.69+0x429/0xbc0
[  377.472099]  ? tun_attach+0x1770/0x1770
[  377.476079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.481619]  ? check_preemption_disabled+0x48/0x200
[  377.486648]  ? graph_lock+0x170/0x170
[  377.490456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.495998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.501541]  ? locks_remove_file+0x3c6/0x5c0
[  377.505953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.511490]  ? ima_file_free+0x132/0x650
[  377.515585]  ? __lock_is_held+0xb5/0x140
[  377.519652]  ? __tun_detach+0x15c0/0x15c0
[  377.523808]  ? __tun_detach+0x15c0/0x15c0
[  377.527954]  tun_chr_close+0xe3/0x180
[  377.531756]  __fput+0x385/0xa30
[  377.535046]  ? get_max_files+0x20/0x20
[  377.538943]  ? ___might_sleep+0x1ed/0x300
[  377.543093]  ? arch_local_save_flags+0x40/0x40
[  377.547686]  ____fput+0x15/0x20
[  377.550969]  task_work_run+0x1e8/0x2a0
[  377.554861]  ? task_work_cancel+0x240/0x240
[  377.559193]  ? switch_task_namespaces+0xb8/0xd0
[  377.563871]  do_exit+0x1ad7/0x2610
[  377.567421]  ? mm_update_next_owner+0x990/0x990
[  377.572094]  ? print_usage_bug+0xc0/0xc0
[  377.576165]  ? __lock_acquire+0x7ec/0x4ec0
[  377.580414]  ? find_held_lock+0x36/0x1c0
[  377.584495]  ? __lock_acquire+0x7ec/0x4ec0
[  377.588739]  ? mark_held_locks+0x130/0x130
[  377.592979]  ? lock_acquire+0x1ed/0x520
[  377.596962]  ? mark_held_locks+0x130/0x130
[  377.601201]  ? arch_local_save_flags+0x40/0x40
[  377.605787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.611345]  ? __mutex_lock+0x872/0x1710
[  377.615408]  ? __switch_to_asm+0x40/0x70
[  377.619469]  ? __switch_to_asm+0x34/0x70
[  377.623538]  ? pipe_wait+0x266/0x2c0
[  377.627262]  ? mutex_trylock+0x2b0/0x2b0
[  377.631338]  ? graph_lock+0x170/0x170
[  377.635226]  ? find_held_lock+0x36/0x1c0
[  377.639298]  ? memset+0x31/0x40
[  377.642595]  ? find_held_lock+0x36/0x1c0
[  377.647159]  ? get_signal+0x95b/0x1980
[  377.651065]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.655566]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.660076]  do_group_exit+0x177/0x440
[  377.663969]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.669444]  ? __ia32_sys_exit+0x50/0x50
[  377.673527]  get_signal+0x8b0/0x1980
[  377.677274]  ? ptrace_notify+0x130/0x130
[  377.681340]  ? finish_wait+0x430/0x430
[  377.685227]  ? graph_lock+0x170/0x170
[  377.689046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.694587]  ? pipe_read+0x702/0x940
[  377.698303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.703856]  do_signal+0x9c/0x21e0
[  377.707401]  ? __vfs_read+0x11f/0x9b0
[  377.711209]  ? vfs_copy_file_range+0xb90/0xb90
[  377.715794]  ? setup_sigcontext+0x7d0/0x7d0
[  377.720139]  ? exit_to_usermode_loop+0x8c/0x380
[  377.724832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.730385]  exit_to_usermode_loop+0x2e5/0x380
[  377.734986]  ? syscall_slow_exit_work+0x520/0x520
[  377.739852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.745433]  do_syscall_64+0x6be/0x820
[  377.749347]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  377.754746]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.759692]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.764561]  ? trace_hardirqs_off+0x300/0x300
[  377.769081]  ? prepare_exit_to_usermode+0x291/0x3b0
[  377.774113]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.778966]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.784160] RIP: 0033:0x410e10
[  377.787360] Code: Bad RIP value.
[  377.790720] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  377.798429] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  377.805696] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  377.813311] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  377.820580] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  377.827850] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  377.835158] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  377.835163] warn_alloc_show_mem: 1 callbacks suppressed
[  377.835170] Mem-Info:
[  377.842446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.842455] Call Trace:
[  377.847826] active_anon:46161 inactive_anon:461 isolated_anon:0
[  377.847826]  active_file:19 inactive_file:16 isolated_file:0
[  377.847826]  unevictable:0 dirty:0 writeback:0 unstable:0
[  377.847826]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  377.847826]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  377.847826]  free:13785 free_pcp:397 free_cma:0
[  377.850199]  <IRQ>
[  377.859579] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  377.862170]  dump_stack+0x1c4/0x2b4
[  377.894946] Node 0 
[  377.897110]  ? dump_stack_print_info.cold.2+0x52/0x52
[  377.924700] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  377.928322]  warn_alloc.cold.118+0xb7/0x1bd
[  377.930524] lowmem_reserve[]:
[  377.935716]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.961211]  0
[  377.965550]  ? lock_downgrade+0x900/0x900
[  377.968622]  2815
[  377.973465]  ? trace_hardirqs_off+0xb8/0x300
[  377.975240]  6318
[  377.979381]  ? trace_hardirqs_off+0xb8/0x300
[  377.981420]  6318
[  377.985831]  __alloc_pages_slowpath+0x2667/0x2d80
[  377.992293]  ? warn_alloc+0x120/0x120
[  377.994307] Node 0 
[  377.999147]  ? warn_alloc+0x120/0x120
[  378.002947] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  378.005156]  ? print_usage_bug+0xc0/0xc0
[  378.008923] lowmem_reserve[]: 0
[  378.035668]  ? lockdep_on+0x50/0x50
[  378.039711]  0
[  378.042988]  ? lock_pin_lock+0x350/0x350
[  378.046593]  3503
[  378.048406]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.052434]  3503
[  378.054497]  ? should_fail+0x22d/0xd01
[  378.060011] Node 0 
[  378.062081]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.065969] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  378.068185]  ? __lock_acquire+0x7ec/0x4ec0
[  378.073265] lowmem_reserve[]:
[  378.101826]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.106028]  0
[  378.109131]  ? __lock_acquire+0x2881/0x4ec0
[  378.114205]  0
[  378.116005]  ? should_fail+0x22d/0xd01
[  378.120298]  0
[  378.122106]  ? mark_held_locks+0x130/0x130
[  378.125954]  0
[  378.127756]  ? mark_held_locks+0x130/0x130
[  378.133760]  ? kasan_check_read+0x11/0x20
[  378.137972] Node 0 
[  378.142110]  ? __lock_acquire+0x2881/0x4ec0
[  378.142113] DMA: 1*4kB 
[  378.144351]  ? graph_lock+0x170/0x170
[  378.148650] (U) 
[  378.151232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.155007] 0*8kB 
[  378.156975]  ? check_preemption_disabled+0x48/0x200
[  378.162491] 0*16kB 
[  378.164646]  ? check_preemption_disabled+0x48/0x200
[  378.169641] 1*32kB 
[  378.171894]  ? __lock_is_held+0xb5/0x140
[  378.176873] (U) 
[  378.179121]  __alloc_pages_nodemask+0xa80/0xde0
[  378.183151] 2*64kB 
[  378.185130]  ? graph_lock+0x170/0x170
[  378.189763] (U) 1*128kB 
[  378.192009]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  378.195774] (U) 
[  378.198442]  ? graph_lock+0x170/0x170
[  378.203433] 1*256kB 
[  378.205414]  ? find_held_lock+0x36/0x1c0
[  378.209177] (U) 
[  378.211505]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.215546] 0*512kB 
[  378.217525]  ? lock_downgrade+0x900/0x900
[  378.222165] 1*1024kB 
[  378.224486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.228603] (U) 
[  378.231011]  cache_grow_begin+0x91/0x8c0
[  378.236527] 1*2048kB 
[  378.238502]  ? do_raw_spin_unlock+0xa7/0x2f0
[  378.242547] (M) 
[  378.244957]  fallback_alloc+0x203/0x2e0
[  378.249336] 3*4096kB 
[  378.251310]  ____cache_alloc_node+0x1c7/0x1e0
[  378.255256] (M) 
[  378.257666]  kmem_cache_alloc_node+0xe3/0x730
[  378.262134] = 15908kB
[  378.264106]  ? do_raw_spin_unlock+0xa7/0x2f0
[  378.268577] Node 0 
[  378.270988]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  378.275374] DMA32: 
[  378.277620]  __alloc_skb+0x119/0x770
[  378.282172] 3*4kB 
[  378.284405]  ? skb_scrub_packet+0x490/0x490
[  378.288094] (M) 
[  378.290244]  ? atomic_notifier_call_chain+0xc6/0x190
[  378.294546] 1*8kB 
[  378.296524]  ? lock_downgrade+0x900/0x900
[  378.301623] (M) 
[  378.303767]  ? check_preemption_disabled+0x48/0x200
[  378.307891] 3*16kB 
[  378.309865]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  378.314851] (UM) 
[  378.317082]  ? kasan_check_read+0x11/0x20
[  378.322852] 3*32kB 
[  378.324907]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.329024] (UM) 
[  378.331255]  ? rcu_bh_qs+0xc0/0xc0
[  378.336507] 2*64kB 
[  378.338578]  ? find_next_bit+0x104/0x130
[  378.342092] (UM) 
[  378.344326]  ? do_raw_write_trylock+0x1c0/0x1c0
[  378.348359] 5*128kB 
[  378.350422]  __neigh_notify+0x8c/0x160
[  378.355063] (UM) 
[  378.357386]  ? __neigh_event_send+0x1390/0x1390
[  378.361247] 3*256kB 
[  378.363309]  neigh_timer_handler+0x6cb/0xdf0
[  378.367945] (M) 
[  378.370268]  ? neigh_invalidate+0x550/0x550
[  378.374648] 4*512kB 
[  378.376617]  ? __lock_is_held+0xb5/0x140
[  378.380919] (M) 
[  378.383260]  call_timer_fn+0x272/0x920
[  378.387280] 3*1024kB 
[  378.389254]  ? neigh_invalidate+0x550/0x550
[  378.393111] (UM) 
[  378.395527]  ? process_timeout+0x40/0x40
[  378.399816] 3*2048kB 
[  378.401876]  ? find_held_lock+0x36/0x1c0
[  378.405927] (M) 
[  378.408340]  ? __run_timers+0x7da/0xc70
[  378.412370] 3*4096kB 
[  378.414345]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.418291] (M) 
[  378.420695]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.425165] = 25252kB
[  378.427137]  ? neigh_invalidate+0x550/0x550
[  378.431603] Node 0 
[  378.434010]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  378.438305] Normal: 
[  378.440547]  ? trace_hardirqs_on+0xbd/0x310
[  378.445098] 1016*4kB 
[  378.447416]  ? kasan_check_read+0x11/0x20
[  378.451712] (UME) 
[  378.454120]  ? __run_timers+0x7da/0xc70
[  378.458240] 348*8kB 
[  378.460386]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.464334] (UME) 
[  378.466669]  ? neigh_invalidate+0x550/0x550
[  378.472083] 167*16kB 
[  378.474228]  __run_timers+0x7e5/0xc70
[  378.478532] (UME) 
[  378.480967]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  378.484732] 68*32kB 
[  378.486878]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  378.492217] (UME) 
[  378.494556]  ? graph_lock+0x170/0x170
[  378.499542] 21*64kB (M) 
[  378.501702]  ? enqueue_hrtimer+0x1a5/0x560
[  378.505471] 6*128kB (UM) 
[  378.508150]  ? lock_release+0x970/0x970
[  378.512360] 1*256kB 
[  378.515114]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  378.519064] (U) 
[  378.521395]  ? find_held_lock+0x36/0x1c0
[  378.526556] 0*512kB 
[  378.528544]  ? graph_lock+0x170/0x170
[  378.532577] 0*1024kB 
[  378.534893]  ? pvclock_read_flags+0x160/0x160
[  378.538671] 0*2048kB 
[  378.541080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.545543] 0*4096kB = 14064kB
[  378.547962]  ? check_preemption_disabled+0x48/0x200
[  378.553480] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  378.556668]  ? __lock_is_held+0xb5/0x140
[  378.561657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  378.570484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.574524] 503 total pagecache pages
[  378.583100]  ? check_preemption_disabled+0x48/0x200
[  378.588635] 0 pages in swap cache
[  378.592428]  run_timer_softirq+0x52/0xb0
[  378.597419] Swap cache stats: add 0, delete 0, find 0/0
[  378.600862]  ? rcu_read_lock_sched_held+0x108/0x120
[  378.604897] Free swap  = 0kB
[  378.610270]  __do_softirq+0x30b/0xad8
[  378.615263] Total swap = 0kB
[  378.618287]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  378.622056] 1965979 pages RAM
[  378.625081]  ? pvclock_read_flags+0x160/0x160
[  378.630165] 0 pages HighMem/MovableOnly
[  378.633277]  ? lapic_next_event+0x5a/0x90
[  378.637738] 343324 pages reserved
[  378.637747] 0 pages cma reserved
[  378.641722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.645917] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  378.649286]  ? check_preemption_disabled+0x48/0x200
[  378.652711] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.658160]  ? check_preemption_disabled+0x48/0x200
[  378.664630] syz-executor2 cpuset=
[  378.669642]  ? kvm_clock_read+0x18/0x30
[  378.680097] syz2
[  378.685108]  ? kvm_sched_clock_read+0x9/0x20
[  378.688551]  mems_allowed=0
[  378.692526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.707312]  ? check_preemption_disabled+0x48/0x200
[  378.712348]  irq_exit+0x17f/0x1c0
[  378.715805]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.720652]  ? smp_reschedule_interrupt+0x109/0x650
[  378.725673]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.731590]  ? interrupt_entry+0xb5/0xf0
[  378.735656]  ? trace_hardirqs_off_caller+0xbb/0x300
[  378.740681]  ? trace_hardirqs_off_caller+0xbb/0x300
[  378.745729]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.750604]  ? trace_hardirqs_off+0x300/0x300
[  378.755125]  ? trace_hardirqs_off+0x300/0x300
[  378.759645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.765203]  ? check_preemption_disabled+0x48/0x200
[  378.770229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.776022]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.780885]  apic_timer_interrupt+0xf/0x20
[  378.785114]  </IRQ>
[  378.787355] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  378.792290] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  378.811194] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  378.818907] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  378.826177] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  378.833447] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  378.840714] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  378.847981] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  378.855297]  skb_clone+0x1bb/0x500
[  378.858842]  ? skb_split+0x11e0/0x11e0
[  378.862734]  ? preempt_notifier_register+0x200/0x200
[  378.867838]  ? __switch_to_asm+0x34/0x70
[  378.871899]  ? __switch_to_asm+0x34/0x70
[  378.875961]  ? __switch_to_asm+0x40/0x70
[  378.880023]  ? __switch_to_asm+0x34/0x70
[  378.884083]  ? __switch_to_asm+0x40/0x70
[  378.888147]  ? __switch_to_asm+0x40/0x70
[  378.892206]  ? __switch_to_asm+0x34/0x70
[  378.896268]  ? __switch_to_asm+0x34/0x70
[  378.900330]  ? __switch_to_asm+0x40/0x70
[  378.904389]  ? __switch_to_asm+0x34/0x70
[  378.908460]  bpf_clone_redirect+0xb9/0x490
[  378.912710]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  378.917734]  ? __sched_text_start+0x8/0x8
[  378.921882]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.926740]  ? find_held_lock+0x36/0x1c0
[  378.930808]  ? lock_acquire+0x1ed/0x520
[  378.934785]  ? bpf_test_run+0x32e/0x5a0
[  378.938761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.944299]  ? check_preemption_disabled+0x48/0x200
[  378.949319]  ? kasan_check_read+0x11/0x20
[  378.953471]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.958753]  ? rcu_bh_qs+0xc0/0xc0
[  378.962341]  ? preempt_schedule+0x4d/0x60
[  378.966491]  ? ___preempt_schedule+0x16/0x18
[  378.970917]  ? bpf_test_run+0x1c0/0x5a0
[  378.974896]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  378.979748]  ? netlink_diag_dump+0x2a0/0x2a0
[  378.984159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.989699]  ? bpf_test_init.isra.9+0x70/0x100
[  378.994306]  ? bpf_prog_test_run_skb+0x634/0xb40
[  378.999075]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  379.003916]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  379.009459]  ? fput+0x130/0x1a0
[  379.012741]  ? __bpf_prog_get+0x9b/0x290
[  379.016805]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  379.021650]  ? bpf_prog_test_run+0x130/0x1a0
[  379.026064]  ? __x64_sys_bpf+0x3d8/0x510
[  379.030126]  ? bpf_prog_get+0x20/0x20
[  379.033953]  ? do_syscall_64+0x1b9/0x820
[  379.038016]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  379.043384]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.048320]  ? trace_hardirqs_off+0x300/0x300
[  379.052819]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  379.057836]  ? recalc_sigpending_tsk+0x180/0x180
[  379.062592]  ? kasan_check_write+0x14/0x20
[  379.066836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.071695]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  379.077080] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  379.077244] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.084279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.094771] syz-executor4 cpuset=
[  379.104113] Call Trace:
[  379.104122] syz4
[  379.107560]  <IRQ>
[  379.110136]  mems_allowed=0
[  379.112105]  dump_stack+0x1c4/0x2b4
[  379.120767]  ? dump_stack_print_info.cold.2+0x52/0x52
[  379.125972]  warn_alloc.cold.118+0xb7/0x1bd
[  379.130305]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.135173]  ? lock_downgrade+0x900/0x900
[  379.139332]  ? trace_hardirqs_off+0xb8/0x300
[  379.143749]  ? trace_hardirqs_off+0xb8/0x300
[  379.148170]  __alloc_pages_slowpath+0x2667/0x2d80
[  379.153054]  ? warn_alloc+0x120/0x120
[  379.156860]  ? warn_alloc+0x120/0x120
[  379.160668]  ? print_usage_bug+0xc0/0xc0
[  379.164734]  ? warn_alloc+0x120/0x120
[  379.168546]  ? print_usage_bug+0xc0/0xc0
[  379.172617]  ? __lock_acquire+0x7ec/0x4ec0
[  379.176851]  ? __lock_acquire+0x7ec/0x4ec0
[  379.181090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.186715]  ? should_fail+0x22d/0xd01
[  379.190605]  ? __lock_acquire+0x7ec/0x4ec0
[  379.194841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.199944]  ? __lock_acquire+0x7ec/0x4ec0
[  379.204188]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.209294]  ? __lock_acquire+0x7ec/0x4ec0
[  379.213539]  ? should_fail+0x22d/0xd01
[  379.217451]  ? mark_held_locks+0x130/0x130
[  379.221697]  ? mark_held_locks+0x130/0x130
[  379.225944]  ? graph_lock+0x170/0x170
[  379.229745]  ? print_usage_bug+0xc0/0xc0
[  379.233806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.239347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.244882]  ? check_preemption_disabled+0x48/0x200
[  379.249895]  ? check_preemption_disabled+0x48/0x200
[  379.254922]  ? __lock_is_held+0xb5/0x140
[  379.258990]  __alloc_pages_nodemask+0xa80/0xde0
[  379.263664]  ? graph_lock+0x170/0x170
[  379.267473]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  379.272489]  ? graph_lock+0x170/0x170
[  379.276312]  ? find_held_lock+0x36/0x1c0
[  379.280385]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.285066]  ? lock_downgrade+0x900/0x900
[  379.289229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.294785]  cache_grow_begin+0x91/0x8c0
[  379.298859]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.303280]  fallback_alloc+0x203/0x2e0
[  379.307265]  ____cache_alloc_node+0x1c7/0x1e0
[  379.311767]  kmem_cache_alloc_node+0xe3/0x730
[  379.316265]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.320522]  __alloc_skb+0x119/0x770
[  379.324239]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.329526]  ? skb_scrub_packet+0x490/0x490
[  379.333855]  ? lock_downgrade+0x900/0x900
[  379.338014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.343559]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.349016]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.354472]  ? addrconf_rs_timer+0x6f0/0x6f0
[  379.358918]  ndisc_alloc_skb+0x144/0x340
[  379.362990]  ndisc_send_rs+0x331/0x6e0
[  379.366886]  addrconf_rs_timer+0x3c0/0x6f0
[  379.371133]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.375382]  call_timer_fn+0x272/0x920
[  379.379273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.383509]  ? process_timeout+0x40/0x40
[  379.387578]  ? find_held_lock+0x36/0x1c0
[  379.391658]  ? mark_held_locks+0xc7/0x130
[  379.395814]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.400308]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.404803]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.409043]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  379.413628]  ? trace_hardirqs_on+0xbd/0x310
[  379.417951]  ? kasan_check_read+0x11/0x20
[  379.422106]  ? __run_timers+0x7da/0xc70
[  379.426083]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.431558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.435796]  __run_timers+0x7e5/0xc70
[  379.439612]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  379.444978]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.449997]  ? graph_lock+0x170/0x170
[  379.453803]  ? print_usage_bug+0xc0/0xc0
[  379.457866]  ? lock_release+0x970/0x970
[  379.461846]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  379.467057]  ? find_held_lock+0x36/0x1c0
[  379.471134]  ? graph_lock+0x170/0x170
[  379.474961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.480537]  ? check_preemption_disabled+0x48/0x200
[  379.485601]  ? __lock_is_held+0xb5/0x140
[  379.489700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.495270]  ? check_preemption_disabled+0x48/0x200
[  379.500323]  run_timer_softirq+0x52/0xb0
[  379.504407]  ? rcu_read_lock_sched_held+0x108/0x120
[  379.509446]  __do_softirq+0x30b/0xad8
[  379.513280]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  379.518411]  ? pvclock_read_flags+0x160/0x160
[  379.522924]  ? lapic_next_event+0x5a/0x90
[  379.527082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.532632]  ? check_preemption_disabled+0x48/0x200
[  379.537662]  ? check_preemption_disabled+0x48/0x200
[  379.542699]  ? kvm_clock_read+0x18/0x30
[  379.546683]  ? kvm_sched_clock_read+0x9/0x20
[  379.551108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.556667]  ? check_preemption_disabled+0x48/0x200
[  379.561707]  irq_exit+0x17f/0x1c0
[  379.565169]  smp_apic_timer_interrupt+0x1cb/0x760
[  379.570034]  ? smp_reschedule_interrupt+0x109/0x650
[  379.575092]  ? smp_call_function_single_interrupt+0x650/0x650
[  379.581000]  ? interrupt_entry+0xb5/0xf0
[  379.585079]  ? trace_hardirqs_off_caller+0xbb/0x300
[  379.590106]  ? trace_hardirqs_off_caller+0xbb/0x300
[  379.595144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.600010]  ? trace_hardirqs_off+0x300/0x300
[  379.604533]  ? trace_hardirqs_off+0x300/0x300
[  379.609051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.614608]  ? check_preemption_disabled+0x48/0x200
[  379.619635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.625192]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.630061]  apic_timer_interrupt+0xf/0x20
[  379.634315]  </IRQ>
[  379.636565] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  379.641851] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  379.661068] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  379.668801] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  379.676092] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  379.683385] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  379.690664] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  379.697944] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  379.705258]  ? arch_local_irq_restore+0x45/0x52
[  379.709945]  dump_stack+0x26a/0x2b4
[  379.713592]  ? dump_stack_print_info.cold.2+0x52/0x52
[  379.718813]  ? mark_held_locks+0x130/0x130
[  379.723067]  ? mark_held_locks+0x130/0x130
[  379.727327]  dump_header+0x27b/0xf72
[  379.731075]  ? pagefault_out_of_memory+0x197/0x197
[  379.736027]  ? mark_held_locks+0x130/0x130
[  379.740277]  ? __lock_acquire+0x7ec/0x4ec0
[  379.744532]  ? print_usage_bug+0xc0/0xc0
[  379.748612]  ? graph_lock+0x170/0x170
[  379.752430]  ? graph_lock+0x170/0x170
[  379.756255]  ? print_usage_bug+0xc0/0xc0
[  379.760335]  ? print_usage_bug+0xc0/0xc0
[  379.764436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.770004]  ? find_held_lock+0x36/0x1c0
[  379.774093]  ? mark_held_locks+0xc7/0x130
[  379.778252]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  379.783365]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  379.788478]  ? lockdep_hardirqs_on+0x421/0x5c0
[  379.793074]  ? trace_hardirqs_on+0xbd/0x310
[  379.797412]  ? kasan_check_read+0x11/0x20
[  379.801583]  ? ___ratelimit+0x36f/0x655
[  379.805579]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.811068]  ? trace_hardirqs_on+0x310/0x310
[  379.815505]  ? lock_downgrade+0x900/0x900
[  379.819684]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  379.824815]  ? ___ratelimit+0xaa/0x655
[  379.828717]  ? idr_get_free+0xec0/0xec0
[  379.832712]  ? kasan_check_write+0x14/0x20
[  379.836977]  ? do_raw_spin_lock+0xc1/0x200
[  379.841248]  oom_kill_process.cold.27+0x10/0x903
[  379.846031]  ? graph_lock+0x170/0x170
[  379.849855]  ? _raw_spin_unlock+0x2c/0x50
[  379.854019]  ? oom_badness+0xe6/0xaa0
[  379.857846]  ? oom_evaluate_task+0x540/0x540
[  379.862289]  ? find_held_lock+0x36/0x1c0
[  379.866373]  ? out_of_memory+0x974/0x14c0
[  379.870554]  ? lock_downgrade+0x900/0x900
[  379.874728]  ? check_preemption_disabled+0x48/0x200
[  379.879768]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  379.885699]  ? kasan_check_read+0x11/0x20
[  379.889874]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.895171]  ? rcu_bh_qs+0xc0/0xc0
[  379.898735]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.903782]  ? oom_evaluate_task+0x302/0x540
[  379.908208]  out_of_memory+0xa86/0x14c0
[  379.912216]  ? oom_killer_disable+0x3a0/0x3a0
[  379.916725]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  379.921663]  ? __mutex_add_waiter+0x2a0/0x2a0
[  379.926180]  __alloc_pages_slowpath+0x2318/0x2d80
[  379.931079]  ? warn_alloc+0x120/0x120
[  379.934895]  ? lock_downgrade+0x900/0x900
[  379.939065]  ? print_usage_bug+0xc0/0xc0
[  379.943146]  ? warn_alloc+0x120/0x120
[  379.946965]  ? print_usage_bug+0xc0/0xc0
[  379.951048]  ? debug_check_no_obj_freed+0x305/0x58d
[  379.956087]  ? print_usage_bug+0xc0/0xc0
[  379.960165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.965718]  ? should_fail+0x22d/0xd01
[  379.969624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.974765]  ? __lock_acquire+0x7ec/0x4ec0
[  379.979074]  ? __lock_is_held+0xb5/0x140
[  379.983165]  ? graph_lock+0x170/0x170
[  379.986983]  ? ___might_sleep+0x1ed/0x300
[  379.991149]  ? lock_release+0x970/0x970
[  379.995144]  ? arch_local_save_flags+0x40/0x40
[  379.999755]  ? __might_sleep+0x95/0x190
[  380.003750]  __alloc_pages_nodemask+0xa80/0xde0
[  380.008441]  ? graph_lock+0x170/0x170
[  380.012262]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  380.017293]  ? graph_lock+0x170/0x170
[  380.021121]  ? mark_held_locks+0xc7/0x130
[  380.025279]  ? find_held_lock+0x36/0x1c0
[  380.029364]  ? cache_grow_begin+0x5a4/0x8c0
[  380.033707]  ? lockdep_hardirqs_on+0x421/0x5c0
[  380.038308]  ? trace_hardirqs_on+0xbd/0x310
[  380.042648]  ? fallback_alloc+0x203/0x2e0
[  380.046817]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.052293]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  380.057858]  cache_grow_begin+0x91/0x8c0
[  380.061940]  ? do_raw_spin_unlock+0xa7/0x2f0
[  380.066396]  fallback_alloc+0x203/0x2e0
[  380.070398]  ____cache_alloc_node+0x1c7/0x1e0
[  380.074915]  kmem_cache_alloc_node_trace+0xe7/0x740
[  380.079967]  __kmalloc_node_track_caller+0x33/0x70
[  380.084931]  __kmalloc_reserve.isra.39+0x41/0xe0
[  380.089715]  __alloc_skb+0x155/0x770
[  380.093456]  ? skb_scrub_packet+0x490/0x490
[  380.097799]  ? if_nlmsg_size+0x5d1/0xbb0
[  380.101883]  ? nla_put_ifalias+0x170/0x170
[  380.106148]  ? softnet_seq_show+0x470/0x470
[  380.110489]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  380.115573]  ? netif_tx_stop_all_queues+0xd9/0x110
[  380.120630]  rtmsg_ifinfo_build_skb+0x74/0x190
[  380.125246]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  380.130116]  rtmsg_ifinfo+0x8c/0xa0
[  380.133771]  dev_close_many+0x3be/0x860
[  380.137777]  ? unlist_netdevice+0x670/0x670
[  380.142128]  ? find_held_lock+0x36/0x1c0
[  380.146215]  ? __queue_work+0x6be/0x1440
[  380.150340]  ? lock_downgrade+0x900/0x900
[  380.154514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.160102]  ? rtnl_is_locked+0xb5/0xf0
[  380.164099]  ? rtnl_trylock+0x20/0x20
[  380.167922]  ? do_raw_spin_unlock+0xa7/0x2f0
[  380.172419]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  380.177034]  rollback_registered_many+0x56e/0x1240
[  380.181999]  ? generic_xdp_install+0x4c0/0x4c0
[  380.186698]  ? max_active_store+0x170/0x170
[  380.191061]  ? graph_lock+0x170/0x170
[  380.194888]  ? print_usage_bug+0xc0/0xc0
[  380.199046]  ? print_usage_bug+0xc0/0xc0
[  380.203129]  ? kfree_skbmem+0x154/0x230
[  380.207125]  ? graph_lock+0x170/0x170
[  380.210944]  ? print_usage_bug+0xc0/0xc0
[  380.215030]  ? find_held_lock+0x36/0x1c0
[  380.219129]  ? mark_held_locks+0xc7/0x130
[  380.223306]  rollback_registered+0x1e9/0x420
[  380.227738]  ? lockdep_hardirqs_on+0x351/0x5c0
[  380.232348]  ? rollback_registered_many+0x1240/0x1240
[  380.237587]  ? trace_hardirqs_on+0xbd/0x310
[  380.241943]  ? linkwatch_schedule_work+0x150/0x170
[  380.246903]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.252390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.257973]  ? rtnl_is_locked+0xb5/0xf0
[  380.261986]  ? rtnl_trylock+0x20/0x20
[  380.265849]  ? queue_delayed_work_on+0x130/0x1f0
[  380.270646]  unregister_netdevice_queue+0x321/0x5e0
[  380.275692]  ? rollback_registered+0x420/0x420
[  380.280303]  ? linkwatch_schedule_work+0x170/0x170
[  380.285262]  ? tun_show_owner+0x170/0x170
[  380.289496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.295092]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  380.300501]  ? __tun_detach+0x6ba/0x15c0
[  380.304620]  __tun_detach+0x11b8/0x15c0
[  380.308614]  ? __call_rcu.constprop.69+0x429/0xbc0
[  380.313593]  ? tun_attach+0x1770/0x1770
[  380.317593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.323149]  ? check_preemption_disabled+0x48/0x200
[  380.328198]  ? graph_lock+0x170/0x170
[  380.332023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.337748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.343320]  ? locks_remove_file+0x3c6/0x5c0
[  380.347757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.353319]  ? ima_file_free+0x132/0x650
[  380.357405]  ? __lock_is_held+0xb5/0x140
[  380.361487]  ? __tun_detach+0x15c0/0x15c0
[  380.365684]  ? __tun_detach+0x15c0/0x15c0
[  380.369850]  tun_chr_close+0xe3/0x180
[  380.373670]  __fput+0x385/0xa30
[  380.376975]  ? get_max_files+0x20/0x20
[  380.380884]  ? ___might_sleep+0x1ed/0x300
[  380.385056]  ? arch_local_save_flags+0x40/0x40
[  380.389667]  ____fput+0x15/0x20
[  380.392964]  task_work_run+0x1e8/0x2a0
[  380.397020]  ? task_work_cancel+0x240/0x240
[  380.401374]  ? switch_task_namespaces+0xb8/0xd0
[  380.406071]  do_exit+0x1ad7/0x2610
[  380.409640]  ? mm_update_next_owner+0x990/0x990
[  380.414331]  ? print_usage_bug+0xc0/0xc0
[  380.418421]  ? __lock_acquire+0x7ec/0x4ec0
[  380.422676]  ? find_held_lock+0x36/0x1c0
[  380.426767]  ? __lock_acquire+0x7ec/0x4ec0
[  380.431021]  ? mark_held_locks+0x130/0x130
[  380.435283]  ? lock_acquire+0x1ed/0x520
[  380.439284]  ? mark_held_locks+0x130/0x130
[  380.443563]  ? arch_local_save_flags+0x40/0x40
[  380.448172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.453753]  ? __mutex_lock+0x872/0x1710
[  380.457836]  ? __switch_to_asm+0x40/0x70
[  380.461913]  ? __switch_to_asm+0x34/0x70
[  380.465993]  ? pipe_wait+0x266/0x2c0
[  380.469736]  ? mutex_trylock+0x2b0/0x2b0
[  380.473828]  ? graph_lock+0x170/0x170
[  380.477905]  ? find_held_lock+0x36/0x1c0
[  380.482035]  ? memset+0x31/0x40
[  380.485345]  ? find_held_lock+0x36/0x1c0
[  380.489435]  ? get_signal+0x95b/0x1980
[  380.493347]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.497859]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.502384]  do_group_exit+0x177/0x440
[  380.506298]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.511774]  ? __ia32_sys_exit+0x50/0x50
[  380.515946]  get_signal+0x8b0/0x1980
[  380.519774]  ? ptrace_notify+0x130/0x130
[  380.523952]  ? finish_wait+0x430/0x430
[  380.527869]  ? graph_lock+0x170/0x170
[  380.531710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.537273]  ? pipe_read+0x702/0x940
[  380.541005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.546596]  do_signal+0x9c/0x21e0
[  380.550158]  ? __vfs_read+0x11f/0x9b0
[  380.553981]  ? vfs_copy_file_range+0xb90/0xb90
[  380.558595]  ? setup_sigcontext+0x7d0/0x7d0
[  380.563048]  ? exit_to_usermode_loop+0x8c/0x380
[  380.567754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.573316]  exit_to_usermode_loop+0x2e5/0x380
[  380.577938]  ? syscall_slow_exit_work+0x520/0x520
[  380.582800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.588371]  do_syscall_64+0x6be/0x820
[  380.592288]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  380.597675]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.602624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.607492]  ? trace_hardirqs_off+0x300/0x300
[  380.612051]  ? prepare_exit_to_usermode+0x291/0x3b0
[  380.617092]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.621964]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  380.627170] RIP: 0033:0x410e10
[  380.630380] Code: Bad RIP value.
[  380.633758] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  380.641486] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  380.648987] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  380.656383] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  380.663668] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  380.670956] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  380.678277] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  380.678282] warn_alloc_show_mem: 1 callbacks suppressed
[  380.678290] Mem-Info:
[  380.685665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.685674] Call Trace:
[  380.691067] active_anon:46161 inactive_anon:461 isolated_anon:0
[  380.691067]  active_file:19 inactive_file:16 isolated_file:0
[  380.691067]  unevictable:0 dirty:0 writeback:0 unstable:0
[  380.691067]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  380.691067]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  380.691067]  free:13785 free_pcp:397 free_cma:0
[  380.693453]  <IRQ>
[  380.702829] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  380.705431]  dump_stack+0x1c4/0x2b4
[  380.738366] Node 0 
[  380.740636]  ? dump_stack_print_info.cold.2+0x52/0x52
[  380.768378] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  380.772027]  warn_alloc.cold.118+0xb7/0x1bd
[  380.774243] lowmem_reserve[]:
[  380.779805]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.805306]  0 2815
[  380.809682]  ? lock_downgrade+0x900/0x900
[  380.812885]  6318
[  380.817846]  ? trace_hardirqs_off+0xb8/0x300
[  380.820068]  6318
[  380.824244]  ? trace_hardirqs_off+0xb8/0x300
[  380.830809]  __alloc_pages_slowpath+0x2667/0x2d80
[  380.832853] Node 0 
[  380.837310]  ? warn_alloc+0x120/0x120
[  380.842139] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  380.844378]  ? warn_alloc+0x120/0x120
[  380.848169] lowmem_reserve[]:
[  380.875180]  ? print_usage_bug+0xc0/0xc0
[  380.879065]  0
[  380.882190]  ? warn_alloc+0x120/0x120
[  380.886235]  0
[  380.888065]  ? lock_release+0x970/0x970
[  380.891845]  3503 3503
[  380.893673]  ? print_usage_bug+0xc0/0xc0
[  380.897647] Node 0 
[  380.900161]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  380.904241] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  380.906477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.911640] lowmem_reserve[]: 0
[  380.940226]  ? should_fail+0x22d/0xd01
[  380.945826]  0
[  380.949258]  ? __lock_acquire+0x7ec/0x4ec0
[  380.953294]  0 0
[  380.955135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.961348]  ? __lock_acquire+0x7ec/0x4ec0
[  380.966669] Node 0 DMA: 
[  380.970935]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.970946] 1*4kB 
[  380.973635]  ? __lock_acquire+0x7ec/0x4ec0
[  380.978750] (U) 
[  380.980926]  ? should_fail+0x22d/0xd01
[  380.985157] 0*8kB 0*16kB 
[  380.987168]  ? mark_held_locks+0x130/0x130
[  380.991027] 1*32kB 
[  380.993806]  ? mark_held_locks+0x130/0x130
[  380.998025] (U) 
[  381.000284]  ? graph_lock+0x170/0x170
[  381.004495] 2*64kB (U) 
[  381.006557]  ? print_usage_bug+0xc0/0xc0
[  381.010332] 1*128kB (U) 
[  381.012966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.017013] 1*256kB 
[  381.019703]  ? check_preemption_disabled+0x48/0x200
[  381.025229] (U) 
[  381.027592]  ? check_preemption_disabled+0x48/0x200
[  381.032599] 0*512kB 
[  381.034602]  ? __lock_is_held+0xb5/0x140
[  381.039595] 1*1024kB 
[  381.041941]  __alloc_pages_nodemask+0xa80/0xde0
[  381.046177] (U) 
[  381.048607]  ? graph_lock+0x170/0x170
[  381.053275] 1*2048kB 
[  381.055281]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  381.059082] (M) 
[  381.061546]  ? graph_lock+0x170/0x170
[  381.061575]  ? find_held_lock+0x36/0x1c0
[  381.066598] 3*4096kB 
[  381.068614]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.072403] (M) 
[  381.076493]  ? lock_downgrade+0x900/0x900
[  381.078894] = 15908kB
[  381.083724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.085751] Node 0 
[  381.089928]  cache_grow_begin+0x91/0x8c0
[  381.092313] DMA32: 3*4kB 
[  381.097885]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.100109] (M) 
[  381.104191]  fallback_alloc+0x203/0x2e0
[  381.106928] 1*8kB 
[  381.111357]  ____cache_alloc_node+0x1c7/0x1e0
[  381.113313] (M) 
[  381.117305]  kmem_cache_alloc_node+0xe3/0x730
[  381.119435] 3*16kB 
[  381.124075]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.126046] (UM) 
[  381.130585]  __alloc_skb+0x119/0x770
[  381.132800] 3*32kB 
[  381.137052]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.139102] (UM) 
[  381.142834]  ? skb_scrub_packet+0x490/0x490
[  381.145051] 2*64kB (UM) 
[  381.150355]  ? lock_downgrade+0x900/0x900
[  381.152406] 5*128kB 
[  381.156749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.159396] (UM) 
[  381.163612]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.165929] 3*256kB 
[  381.171490]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.173567] (M) 
[  381.179041]  ? addrconf_rs_timer+0x6f0/0x6f0
[  381.181360] 4*512kB 
[  381.186843]  ndisc_alloc_skb+0x144/0x340
[  381.188798] (M) 
[  381.193230]  ndisc_send_rs+0x331/0x6e0
[  381.195556] 3*1024kB 
[  381.199638]  addrconf_rs_timer+0x3c0/0x6f0
[  381.201590] (UM) 
[  381.205498]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.207886] 3*2048kB 
[  381.212148]  call_timer_fn+0x272/0x920
[  381.214191] (M) 
[  381.218443]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.220839] 3*4096kB 
[  381.224745]  ? process_timeout+0x40/0x40
[  381.226707] (M) 
[  381.230960]  ? find_held_lock+0x36/0x1c0
[  381.233365] = 25252kB
[  381.237460]  ? __run_timers+0x7da/0xc70
[  381.239580] Node 0 
[  381.243661]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.246061] Normal: 
[  381.250069]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.252298] 1016*4kB 
[  381.256817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.259198] (UME) 
[  381.263714]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  381.266115] 348*8kB 
[  381.270370]  ? trace_hardirqs_on+0xbd/0x310
[  381.272512] (UME) 
[  381.277153]  ? kasan_check_read+0x11/0x20
[  381.279480] 167*16kB 
[  381.283925]  ? __run_timers+0x7da/0xc70
[  381.286064] (UME) 
[  381.290231]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.292635] 68*32kB 
[  381.296652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.298800] (UME) 
[  381.304279]  __run_timers+0x7e5/0xc70
[  381.306736] 21*64kB 
[  381.311007]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  381.313140] (M) 
[  381.316970]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  381.319282] 6*128kB 
[  381.324669]  ? graph_lock+0x170/0x170
[  381.326641] (UM) 
[  381.331703]  ? enqueue_hrtimer+0x1a5/0x560
[  381.334024] 1*256kB 
[  381.337846]  ? lock_release+0x970/0x970
[  381.339896] (U) 
[  381.344161]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  381.346475] 0*512kB 
[  381.350473]  ? find_held_lock+0x36/0x1c0
[  381.352429] 0*1024kB 
[  381.357653]  ? graph_lock+0x170/0x170
[  381.360003] 0*2048kB 
[  381.364082]  ? pvclock_read_flags+0x160/0x160
[  381.366476] 0*4096kB 
[  381.370303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.372705] = 14064kB
[  381.377285]  ? check_preemption_disabled+0x48/0x200
[  381.379692] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  381.385254]  ? __lock_is_held+0xb5/0x140
[  381.387836] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  381.392878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.401810] 503 total pagecache pages
[  381.405911]  ? check_preemption_disabled+0x48/0x200
[  381.414628] 0 pages in swap cache
[  381.420196]  run_timer_softirq+0x52/0xb0
[  381.424081] Swap cache stats: add 0, delete 0, find 0/0
[  381.429227]  ? rcu_read_lock_sched_held+0x108/0x120
[  381.432669] Free swap  = 0kB
[  381.436745]  __do_softirq+0x30b/0xad8
[  381.442091] Total swap = 0kB
[  381.442099] 1965979 pages RAM
[  381.447150]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  381.450152] 0 pages HighMem/MovableOnly
[  381.453977]  ? pvclock_read_flags+0x160/0x160
[  381.456969] 343324 pages reserved
[  381.456977] 0 pages cma reserved
[  381.460095]  ? lapic_next_event+0x5a/0x90
[  381.465262] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.469175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.473773] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.477127]  ? check_preemption_disabled+0x48/0x200
[  381.480484] syz-executor2 cpuset=
[  381.484645]  ? check_preemption_disabled+0x48/0x200
[  381.491125] syz2
[  381.496687]  ? kvm_clock_read+0x18/0x30
[  381.507254]  mems_allowed=0
[  381.512298]  ? kvm_sched_clock_read+0x9/0x20
[  381.534084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.539661]  ? check_preemption_disabled+0x48/0x200
[  381.544726]  irq_exit+0x17f/0x1c0
[  381.548210]  smp_apic_timer_interrupt+0x1cb/0x760
[  381.553079]  ? smp_reschedule_interrupt+0x109/0x650
[  381.558123]  ? smp_call_function_single_interrupt+0x650/0x650
[  381.564030]  ? interrupt_entry+0xb5/0xf0
[  381.568116]  ? trace_hardirqs_off_caller+0xbb/0x300
[  381.573154]  ? trace_hardirqs_off_caller+0xbb/0x300
[  381.578200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.583072]  ? trace_hardirqs_off+0x300/0x300
[  381.587596]  ? trace_hardirqs_off+0x300/0x300
[  381.592117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.597679]  ? check_preemption_disabled+0x48/0x200
[  381.602717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.608293]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.613193]  apic_timer_interrupt+0xf/0x20
[  381.617456]  </IRQ>
[  381.619735] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  381.624689] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  381.644273] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  381.652024] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  381.659325] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  381.666634] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  381.673958] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  381.681265] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  381.688652]  skb_clone+0x1bb/0x500
[  381.692247]  ? skb_split+0x11e0/0x11e0
[  381.696184]  ? preempt_notifier_register+0x200/0x200
[  381.701327]  ? __switch_to_asm+0x34/0x70
[  381.705430]  ? __switch_to_asm+0x34/0x70
[  381.709558]  ? __switch_to_asm+0x40/0x70
[  381.713655]  ? __switch_to_asm+0x34/0x70
[  381.717837]  ? __switch_to_asm+0x40/0x70
[  381.722006]  ? __switch_to_asm+0x40/0x70
[  381.726080]  ? __switch_to_asm+0x34/0x70
[  381.730157]  ? __switch_to_asm+0x34/0x70
[  381.734233]  ? __switch_to_asm+0x40/0x70
[  381.738394]  ? __switch_to_asm+0x34/0x70
[  381.742482]  bpf_clone_redirect+0xb9/0x490
[  381.746839]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  381.751877]  ? __sched_text_start+0x8/0x8
[  381.756048]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  381.760835]  ? find_held_lock+0x36/0x1c0
[  381.764922]  ? lock_acquire+0x1ed/0x520
[  381.768917]  ? bpf_test_run+0x32e/0x5a0
[  381.772923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.778475]  ? check_preemption_disabled+0x48/0x200
[  381.783547]  ? kasan_check_read+0x11/0x20
[  381.787721]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.793159]  ? rcu_bh_qs+0xc0/0xc0
[  381.796981]  ? preempt_schedule+0x4d/0x60
[  381.801370]  ? ___preempt_schedule+0x16/0x18
[  381.805806]  ? bpf_test_run+0x1c0/0x5a0
[  381.809800]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  381.814665]  ? netlink_diag_dump+0x2a0/0x2a0
[  381.819238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.824789]  ? bpf_test_init.isra.9+0x70/0x100
[  381.829392]  ? bpf_prog_test_run_skb+0x634/0xb40
[  381.834172]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  381.839029]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  381.844594]  ? fput+0x130/0x1a0
[  381.847894]  ? __bpf_prog_get+0x9b/0x290
[  381.851976]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  381.856837]  ? bpf_prog_test_run+0x130/0x1a0
[  381.861266]  ? __x64_sys_bpf+0x3d8/0x510
[  381.865345]  ? bpf_prog_get+0x20/0x20
[  381.869186]  ? do_syscall_64+0x1b9/0x820
[  381.873263]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  381.878643]  ? syscall_return_slowpath+0x5e0/0x5e0
[  381.883591]  ? trace_hardirqs_off+0x300/0x300
[  381.888105]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  381.893134]  ? recalc_sigpending_tsk+0x180/0x180
[  381.897903]  ? kasan_check_write+0x14/0x20
[  381.902250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.907118]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  381.912607] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  381.912695] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.919847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.919852] Call Trace:
[  381.919861]  <IRQ>
[  381.919877]  dump_stack+0x1c4/0x2b4
[  381.919894]  ? dump_stack_print_info.cold.2+0x52/0x52
[  381.919920]  warn_alloc.cold.118+0xb7/0x1bd
[  381.926510] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.935874]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.938450] syz-executor4 cpuset=
[  381.940609]  ? lock_downgrade+0x900/0x900
[  381.944377] syz4
[  381.949661]  ? trace_hardirqs_off+0xb8/0x300
[  381.954038]  mems_allowed=0
[  381.964564]  ? trace_hardirqs_off+0xb8/0x300
[  381.991059]  __alloc_pages_slowpath+0x2667/0x2d80
[  381.995953]  ? warn_alloc+0x120/0x120
[  381.999952]  ? trace_hardirqs_on+0x310/0x310
[  382.004380]  ? warn_alloc+0x120/0x120
[  382.008221]  ? print_usage_bug+0xc0/0xc0
[  382.012297]  ? warn_alloc+0x120/0x120
[  382.016114]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  382.021147]  ? print_usage_bug+0xc0/0xc0
[  382.025227]  ? __lock_acquire+0x7ec/0x4ec0
[  382.029478]  ? __lock_acquire+0x7ec/0x4ec0
[  382.033736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.039291]  ? should_fail+0x22d/0xd01
[  382.043200]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.048320]  ? __lock_acquire+0x7ec/0x4ec0
[  382.052600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.057716]  ? __lock_acquire+0x7ec/0x4ec0
[  382.062087]  ? should_fail+0x22d/0xd01
[  382.065988]  ? print_usage_bug+0xc0/0xc0
[  382.070082]  ? mark_held_locks+0x130/0x130
[  382.074344]  ? mark_held_locks+0x130/0x130
[  382.078677]  ? graph_lock+0x170/0x170
[  382.082494]  ? print_usage_bug+0xc0/0xc0
[  382.086600]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.091374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.096928]  ? check_preemption_disabled+0x48/0x200
[  382.101961]  ? check_preemption_disabled+0x48/0x200
[  382.107003]  ? __lock_is_held+0xb5/0x140
[  382.111098]  __alloc_pages_nodemask+0xa80/0xde0
[  382.115873]  ? graph_lock+0x170/0x170
[  382.119714]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  382.124741]  ? graph_lock+0x170/0x170
[  382.128594]  ? find_held_lock+0x36/0x1c0
[  382.132682]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.137517]  ? lock_downgrade+0x900/0x900
[  382.141726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.147288]  cache_grow_begin+0x91/0x8c0
[  382.151368]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.156128]  fallback_alloc+0x203/0x2e0
[  382.160216]  ____cache_alloc_node+0x1c7/0x1e0
[  382.164759]  kmem_cache_alloc_node+0xe3/0x730
[  382.169275]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.173561]  __alloc_skb+0x119/0x770
[  382.177293]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.182592]  ? skb_scrub_packet+0x490/0x490
[  382.187027]  ? lock_downgrade+0x900/0x900
[  382.191205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.196760]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.202228]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.207774]  ? addrconf_rs_timer+0x6f0/0x6f0
[  382.212219]  ndisc_alloc_skb+0x144/0x340
[  382.216302]  ndisc_send_rs+0x331/0x6e0
[  382.220312]  addrconf_rs_timer+0x3c0/0x6f0
[  382.224744]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.229012]  call_timer_fn+0x272/0x920
[  382.232921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.237260]  ? process_timeout+0x40/0x40
[  382.241350]  ? find_held_lock+0x36/0x1c0
[  382.245436]  ? mark_held_locks+0xc7/0x130
[  382.249602]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.254115]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.258625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.262875]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  382.267474]  ? trace_hardirqs_on+0xbd/0x310
[  382.271842]  ? kasan_check_read+0x11/0x20
[  382.276005]  ? __run_timers+0x7da/0xc70
[  382.279995]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.285468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.289728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.293978]  __run_timers+0x7e5/0xc70
[  382.297814]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  382.303266]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.308302]  ? graph_lock+0x170/0x170
[  382.312122]  ? print_usage_bug+0xc0/0xc0
[  382.316198]  ? lock_release+0x970/0x970
[  382.320192]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  382.325406]  ? find_held_lock+0x36/0x1c0
[  382.329487]  ? graph_lock+0x170/0x170
[  382.333334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.338884]  ? check_preemption_disabled+0x48/0x200
[  382.343930]  ? __lock_is_held+0xb5/0x140
[  382.348007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.353579]  ? check_preemption_disabled+0x48/0x200
[  382.358622]  run_timer_softirq+0x52/0xb0
[  382.362698]  ? rcu_read_lock_sched_held+0x108/0x120
[  382.367731]  __do_softirq+0x30b/0xad8
[  382.371638]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  382.376775]  ? pvclock_read_flags+0x160/0x160
[  382.381484]  ? lapic_next_event+0x5a/0x90
[  382.385773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.391505]  ? check_preemption_disabled+0x48/0x200
[  382.396581]  ? check_preemption_disabled+0x48/0x200
[  382.401623]  ? kvm_clock_read+0x18/0x30
[  382.405616]  ? kvm_sched_clock_read+0x9/0x20
[  382.410049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.415670]  ? check_preemption_disabled+0x48/0x200
[  382.420717]  irq_exit+0x17f/0x1c0
[  382.424340]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.429199]  ? smp_reschedule_interrupt+0x109/0x650
[  382.434233]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.440132]  ? interrupt_entry+0xb5/0xf0
[  382.444211]  ? trace_hardirqs_off_caller+0xbb/0x300
[  382.449243]  ? trace_hardirqs_off_caller+0xbb/0x300
[  382.454424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.459285]  ? trace_hardirqs_off+0x300/0x300
[  382.463793]  ? trace_hardirqs_off+0x300/0x300
[  382.468303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.473853]  ? check_preemption_disabled+0x48/0x200
[  382.478885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.484562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.489614]  apic_timer_interrupt+0xf/0x20
[  382.493922]  </IRQ>
[  382.496242] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  382.501561] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  382.520842] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  382.528597] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  382.535891] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  382.543192] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  382.550490] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  382.557903] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  382.565306]  ? arch_local_irq_restore+0x45/0x52
[  382.570157]  dump_stack+0x26a/0x2b4
[  382.573804]  ? dump_stack_print_info.cold.2+0x52/0x52
[  382.579016]  ? mark_held_locks+0x130/0x130
[  382.583272]  ? mark_held_locks+0x130/0x130
[  382.587555]  dump_header+0x27b/0xf72
[  382.591300]  ? pagefault_out_of_memory+0x197/0x197
[  382.596334]  ? mark_held_locks+0x130/0x130
[  382.600588]  ? __lock_acquire+0x7ec/0x4ec0
[  382.604846]  ? print_usage_bug+0xc0/0xc0
[  382.608932]  ? graph_lock+0x170/0x170
[  382.612808]  ? graph_lock+0x170/0x170
[  382.616633]  ? print_usage_bug+0xc0/0xc0
[  382.620707]  ? print_usage_bug+0xc0/0xc0
[  382.624945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.630505]  ? find_held_lock+0x36/0x1c0
[  382.634616]  ? mark_held_locks+0xc7/0x130
[  382.638985]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  382.644119]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  382.649242]  ? lockdep_hardirqs_on+0x421/0x5c0
[  382.653840]  ? trace_hardirqs_on+0xbd/0x310
[  382.658173]  ? kasan_check_read+0x11/0x20
[  382.662335]  ? ___ratelimit+0x36f/0x655
[  382.666346]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.671814]  ? trace_hardirqs_on+0x310/0x310
[  382.676383]  ? lock_downgrade+0x900/0x900
[  382.680590]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  382.685775]  ? ___ratelimit+0xaa/0x655
[  382.689682]  ? idr_get_free+0xec0/0xec0
[  382.693671]  ? kasan_check_write+0x14/0x20
[  382.697987]  ? do_raw_spin_lock+0xc1/0x200
[  382.702346]  oom_kill_process.cold.27+0x10/0x903
[  382.707120]  ? graph_lock+0x170/0x170
[  382.710940]  ? _raw_spin_unlock+0x2c/0x50
[  382.715103]  ? oom_badness+0xe6/0xaa0
[  382.718928]  ? oom_evaluate_task+0x540/0x540
[  382.723357]  ? find_held_lock+0x36/0x1c0
[  382.727441]  ? out_of_memory+0x974/0x14c0
[  382.731609]  ? lock_downgrade+0x900/0x900
[  382.735893]  ? check_preemption_disabled+0x48/0x200
[  382.740933]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  382.746824]  ? kasan_check_read+0x11/0x20
[  382.750993]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.756416]  ? rcu_bh_qs+0xc0/0xc0
[  382.759977]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.765011]  ? oom_evaluate_task+0x302/0x540
[  382.769443]  out_of_memory+0xa86/0x14c0
[  382.773704]  ? oom_killer_disable+0x3a0/0x3a0
[  382.778799]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  382.783812]  ? __mutex_add_waiter+0x2a0/0x2a0
[  382.788335]  __alloc_pages_slowpath+0x2318/0x2d80
[  382.793226]  ? warn_alloc+0x120/0x120
[  382.797059]  ? lock_downgrade+0x900/0x900
[  382.801318]  ? print_usage_bug+0xc0/0xc0
[  382.805419]  ? warn_alloc+0x120/0x120
[  382.809237]  ? print_usage_bug+0xc0/0xc0
[  382.813313]  ? debug_check_no_obj_freed+0x305/0x58d
[  382.818347]  ? print_usage_bug+0xc0/0xc0
[  382.822570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.828142]  ? should_fail+0x22d/0xd01
[  382.832059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.837180]  ? __lock_acquire+0x7ec/0x4ec0
[  382.841461]  ? __lock_is_held+0xb5/0x140
[  382.845901]  ? graph_lock+0x170/0x170
[  382.849865]  ? ___might_sleep+0x1ed/0x300
[  382.854095]  ? lock_release+0x970/0x970
[  382.858087]  ? arch_local_save_flags+0x40/0x40
[  382.862699]  ? __might_sleep+0x95/0x190
[  382.866695]  __alloc_pages_nodemask+0xa80/0xde0
[  382.871383]  ? graph_lock+0x170/0x170
[  382.875206]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  382.880250]  ? graph_lock+0x170/0x170
[  382.884257]  ? mark_held_locks+0xc7/0x130
[  382.888420]  ? find_held_lock+0x36/0x1c0
[  382.892506]  ? cache_grow_begin+0x5a4/0x8c0
[  382.896873]  ? lockdep_hardirqs_on+0x421/0x5c0
[  382.901472]  ? trace_hardirqs_on+0xbd/0x310
[  382.905813]  ? fallback_alloc+0x203/0x2e0
[  382.909977]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.915448]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  382.921006]  cache_grow_begin+0x91/0x8c0
[  382.925086]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.929547]  fallback_alloc+0x203/0x2e0
[  382.933571]  ____cache_alloc_node+0x1c7/0x1e0
[  382.938088]  kmem_cache_alloc_node_trace+0xe7/0x740
[  382.943191]  __kmalloc_node_track_caller+0x33/0x70
[  382.948140]  __kmalloc_reserve.isra.39+0x41/0xe0
[  382.952917]  __alloc_skb+0x155/0x770
[  382.956651]  ? skb_scrub_packet+0x490/0x490
[  382.961095]  ? if_nlmsg_size+0x5d1/0xbb0
[  382.965176]  ? nla_put_ifalias+0x170/0x170
[  382.969440]  ? softnet_seq_show+0x470/0x470
[  382.973777]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  382.978812]  ? netif_tx_stop_all_queues+0xd9/0x110
[  382.983824]  rtmsg_ifinfo_build_skb+0x74/0x190
[  382.988431]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  382.993292]  rtmsg_ifinfo+0x8c/0xa0
[  382.996938]  dev_close_many+0x3be/0x860
[  383.000937]  ? unlist_netdevice+0x670/0x670
[  383.005278]  ? find_held_lock+0x36/0x1c0
[  383.009363]  ? __queue_work+0x6be/0x1440
[  383.013441]  ? lock_downgrade+0x900/0x900
[  383.017614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.023166]  ? rtnl_is_locked+0xb5/0xf0
[  383.027160]  ? rtnl_trylock+0x20/0x20
[  383.030978]  ? do_raw_spin_unlock+0xa7/0x2f0
[  383.035405]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  383.040013]  rollback_registered_many+0x56e/0x1240
[  383.044968]  ? generic_xdp_install+0x4c0/0x4c0
[  383.049591]  ? max_active_store+0x170/0x170
[  383.053930]  ? graph_lock+0x170/0x170
[  383.057754]  ? print_usage_bug+0xc0/0xc0
[  383.061957]  ? print_usage_bug+0xc0/0xc0
[  383.066036]  ? kfree_skbmem+0x154/0x230
[  383.070032]  ? graph_lock+0x170/0x170
[  383.073857]  ? print_usage_bug+0xc0/0xc0
[  383.077940]  ? find_held_lock+0x36/0x1c0
[  383.082098]  ? mark_held_locks+0xc7/0x130
[  383.086272]  rollback_registered+0x1e9/0x420
[  383.090694]  ? lockdep_hardirqs_on+0x351/0x5c0
[  383.095296]  ? rollback_registered_many+0x1240/0x1240
[  383.100501]  ? trace_hardirqs_on+0xbd/0x310
[  383.104867]  ? linkwatch_schedule_work+0x150/0x170
[  383.109815]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.115369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.120922]  ? rtnl_is_locked+0xb5/0xf0
[  383.124915]  ? rtnl_trylock+0x20/0x20
[  383.128734]  ? queue_delayed_work_on+0x130/0x1f0
[  383.133513]  unregister_netdevice_queue+0x321/0x5e0
[  383.138607]  ? rollback_registered+0x420/0x420
[  383.143207]  ? linkwatch_schedule_work+0x170/0x170
[  383.148153]  ? tun_show_owner+0x170/0x170
[  383.152319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.157967]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  383.163347]  ? __tun_detach+0x6ba/0x15c0
[  383.167435]  __tun_detach+0x11b8/0x15c0
[  383.171427]  ? __call_rcu.constprop.69+0x429/0xbc0
[  383.176467]  ? tun_attach+0x1770/0x1770
[  383.180461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.186082]  ? check_preemption_disabled+0x48/0x200
[  383.191127]  ? graph_lock+0x170/0x170
[  383.194949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.200601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.206162]  ? locks_remove_file+0x3c6/0x5c0
[  383.210592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.216149]  ? ima_file_free+0x132/0x650
[  383.220233]  ? __lock_is_held+0xb5/0x140
[  383.224318]  ? __tun_detach+0x15c0/0x15c0
[  383.228606]  ? __tun_detach+0x15c0/0x15c0
[  383.232769]  tun_chr_close+0xe3/0x180
[  383.236591]  __fput+0x385/0xa30
[  383.239892]  ? get_max_files+0x20/0x20
[  383.243874]  ? ___might_sleep+0x1ed/0x300
[  383.248047]  ? arch_local_save_flags+0x40/0x40
[  383.252654]  ____fput+0x15/0x20
[  383.255952]  task_work_run+0x1e8/0x2a0
[  383.259978]  ? task_work_cancel+0x240/0x240
[  383.264324]  ? switch_task_namespaces+0xb8/0xd0
[  383.269019]  do_exit+0x1ad7/0x2610
[  383.272606]  ? mm_update_next_owner+0x990/0x990
[  383.277290]  ? print_usage_bug+0xc0/0xc0
[  383.281377]  ? __lock_acquire+0x7ec/0x4ec0
[  383.285879]  ? find_held_lock+0x36/0x1c0
[  383.289971]  ? __lock_acquire+0x7ec/0x4ec0
[  383.294222]  ? mark_held_locks+0x130/0x130
[  383.298477]  ? lock_acquire+0x1ed/0x520
[  383.302474]  ? mark_held_locks+0x130/0x130
[  383.306896]  ? arch_local_save_flags+0x40/0x40
[  383.311496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.317105]  ? __mutex_lock+0x872/0x1710
[  383.321191]  ? __switch_to_asm+0x40/0x70
[  383.325270]  ? __switch_to_asm+0x34/0x70
[  383.329349]  ? pipe_wait+0x266/0x2c0
[  383.333094]  ? mutex_trylock+0x2b0/0x2b0
[  383.337186]  ? graph_lock+0x170/0x170
[  383.341050]  ? find_held_lock+0x36/0x1c0
[  383.345132]  ? memset+0x31/0x40
[  383.348435]  ? find_held_lock+0x36/0x1c0
[  383.352545]  ? get_signal+0x95b/0x1980
[  383.356454]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.360968]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.365490]  do_group_exit+0x177/0x440
[  383.369422]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.374887]  ? __ia32_sys_exit+0x50/0x50
[  383.378979]  get_signal+0x8b0/0x1980
[  383.382724]  ? ptrace_notify+0x130/0x130
[  383.386809]  ? finish_wait+0x430/0x430
[  383.390716]  ? graph_lock+0x170/0x170
[  383.394800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.400353]  ? pipe_read+0x702/0x940
[  383.404082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.409651]  do_signal+0x9c/0x21e0
[  383.413211]  ? __vfs_read+0x11f/0x9b0
[  383.417034]  ? vfs_copy_file_range+0xb90/0xb90
[  383.421641]  ? setup_sigcontext+0x7d0/0x7d0
[  383.425999]  ? exit_to_usermode_loop+0x8c/0x380
[  383.430705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.436263]  exit_to_usermode_loop+0x2e5/0x380
[  383.440945]  ? syscall_slow_exit_work+0x520/0x520
[  383.445802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.451370]  do_syscall_64+0x6be/0x820
[  383.455279]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  383.460662]  ? syscall_return_slowpath+0x5e0/0x5e0
[  383.465673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.470562]  ? trace_hardirqs_off+0x300/0x300
[  383.475082]  ? prepare_exit_to_usermode+0x291/0x3b0
[  383.480120]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.485053]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  383.490256] RIP: 0033:0x410e10
[  383.493464] Code: Bad RIP value.
[  383.496843] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  383.504588] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  383.511870] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  383.519156] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  383.526440] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  383.533894] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  383.541207] warn_alloc_show_mem: 1 callbacks suppressed
[  383.541219] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  383.541221] Mem-Info:
[  383.541251] active_anon:46161 inactive_anon:461 isolated_anon:0
[  383.541251]  active_file:19 inactive_file:16 isolated_file:0
[  383.541251]  unevictable:0 dirty:0 writeback:0 unstable:0
[  383.541251]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  383.541251]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  383.541251]  free:13785 free_pcp:397 free_cma:0
[  383.546697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  383.553987] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  383.556402] Call Trace:
[  383.589287] Node 0 
[  383.598656]  <IRQ>
[  383.626284] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  383.628875]  dump_stack+0x1c4/0x2b4
[  383.631095] lowmem_reserve[]: 0
[  383.633270]  ? dump_stack_print_info.cold.2+0x52/0x52
[  383.658864]  2815
[  383.662567]  warn_alloc.cold.118+0xb7/0x1bd
[  383.665773]  6318
[  383.670973]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.673070]  6318
[  383.677413]  ? lock_downgrade+0x900/0x900
[  383.679468] Node 0 
[  383.684325]  ? trace_hardirqs_off+0xb8/0x300
[  383.686396] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  383.690563]  ? trace_hardirqs_off+0xb8/0x300
[  383.692781] lowmem_reserve[]:
[  383.697203]  __alloc_pages_slowpath+0x2667/0x2d80
[  383.724074]  0 0
[  383.728565]  ? warn_alloc+0x120/0x120
[  383.731596]  3503 3503
[  383.736458]  ? trace_hardirqs_on+0x310/0x310
[  383.738422] Node 0 
[  383.742238]  ? warn_alloc+0x120/0x120
[  383.744750] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  383.749141]  ? print_usage_bug+0xc0/0xc0
[  383.751429] lowmem_reserve[]: 0
[  383.755315]  ? warn_alloc+0x120/0x120
[  383.784441]  0 0
[  383.788567]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  383.791939]  0
[  383.795756]  ? print_usage_bug+0xc0/0xc0
[  383.797720] Node 0 
[  383.802750]  ? __lock_acquire+0x7ec/0x4ec0
[  383.804566] DMA: 
[  383.808638]  ? __lock_acquire+0x7ec/0x4ec0
[  383.810854] 1*4kB 
[  383.815097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.817146] (U) 
[  383.821454]  ? should_fail+0x22d/0xd01
[  383.823593] 0*8kB 0*16kB 
[  383.829148]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.831113] 1*32kB 
[  383.835006]  ? __lock_acquire+0x7ec/0x4ec0
[  383.837752] (U) 
[  383.842875]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.845098] 2*64kB 
[  383.849343]  ? __lock_acquire+0x7ec/0x4ec0
[  383.851307] (U) 
[  383.856416]  ? should_fail+0x22d/0xd01
[  383.856432]  ? print_usage_bug+0xc0/0xc0
[  383.858667] 1*128kB 
[  383.862915]  ? mark_held_locks+0x130/0x130
[  383.864882] (U) 
[  383.868841]  ? mark_held_locks+0x130/0x130
[  383.872893] 1*256kB 
[  383.875254]  ? graph_lock+0x170/0x170
[  383.879476] (U) 
[  383.881460]  ? print_usage_bug+0xc0/0xc0
[  383.885684] 0*512kB 
[  383.888018]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  383.891801] 1*1024kB (U) 
[  383.893798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.897845] 1*2048kB 
[  383.900180]  ? check_preemption_disabled+0x48/0x200
[  383.904922] (M) 
[  383.907691]  ? check_preemption_disabled+0x48/0x200
[  383.913286] 3*4096kB 
[  383.915724]  ? __lock_is_held+0xb5/0x140
[  383.920838] (M) 
[  383.922827]  __alloc_pages_nodemask+0xa80/0xde0
[  383.927827] = 15908kB
[  383.927835] Node 0 
[  383.930254]  ? graph_lock+0x170/0x170
[  383.934307] DMA32: 
[  383.936296]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  383.940956] 3*4kB 
[  383.943376]  ? graph_lock+0x170/0x170
[  383.945606] (M) 
[  383.949438]  ? find_held_lock+0x36/0x1c0
[  383.951657] 1*8kB 
[  383.956697]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.958833] (M) 
[  383.962650]  ? lock_downgrade+0x900/0x900
[  383.964618] 3*16kB 
[  383.968695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.970826] (UM) 
[  383.975509]  cache_grow_begin+0x91/0x8c0
[  383.977473] 3*32kB 
[  383.981704]  ? do_raw_spin_unlock+0xa7/0x2f0
[  383.983929] (UM) 
[  383.989485]  fallback_alloc+0x203/0x2e0
[  383.991550] 2*64kB (UM) 
[  383.995683]  ____cache_alloc_node+0x1c7/0x1e0
[  383.997909] 5*128kB 
[  384.002330]  kmem_cache_alloc_node+0xe3/0x730
[  384.004381] (UM) 
[  384.008507]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.011164] 3*256kB (M) 
[  384.015689]  __alloc_skb+0x119/0x770
[  384.017998] 4*512kB 
[  384.022504]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.024599] (M) 
[  384.028848]  ? skb_scrub_packet+0x490/0x490
[  384.031509] 3*1024kB 
[  384.035422]  ? lock_downgrade+0x900/0x900
[  384.037884] (UM) 
[  384.043174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.045137] 3*2048kB 
[  384.049471]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.051871] (M) 
[  384.056030]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.058090] 3*4096kB 
[  384.063778]  ? addrconf_rs_timer+0x6f0/0x6f0
[  384.066176] (M) 
[  384.071646]  ndisc_alloc_skb+0x144/0x340
[  384.073598] = 25252kB
[  384.073606] Node 0 
[  384.079069]  ndisc_send_rs+0x331/0x6e0
[  384.081468] Normal: 
[  384.085889]  addrconf_rs_timer+0x3c0/0x6f0
[  384.087856] 1016*4kB 
[  384.091935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.094337] (UME) 
[  384.096715]  call_timer_fn+0x272/0x920
[  384.100650] 348*8kB 
[  384.103083]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.107306] (UME) 
[  384.109731]  ? process_timeout+0x40/0x40
[  384.113954] 167*16kB 
[  384.116113]  ? find_held_lock+0x36/0x1c0
[  384.119987] (UME) 
[  384.122322]  ? __run_timers+0x7da/0xc70
[  384.126566] 68*32kB 
[  384.128731]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.132782] (UME) 
[  384.135206]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.139257] 21*64kB 
[  384.141418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.145380] (M) 
[  384.147714]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  384.152202] 6*128kB 
[  384.154363]  ? trace_hardirqs_on+0xbd/0x310
[  384.158857] (UM) 
[  384.161205]  ? kasan_check_read+0x11/0x20
[  384.165423] 1*256kB (U) 
[  384.167430]  ? __run_timers+0x7da/0xc70
[  384.172187] 0*512kB 
[  384.174579]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.178876] 0*1024kB 0*2048kB 
[  384.180975]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.185274] 0*4096kB 
[  384.187955]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.191926] = 14064kB
[  384.194263]  __run_timers+0x7e5/0xc70
[  384.199865] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  384.203083]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  384.207297] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  384.209712]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.213946] 503 total pagecache pages
[  384.216364]  ? graph_lock+0x170/0x170
[  384.220162] 0 pages in swap cache
[  384.229020]  ? enqueue_hrtimer+0x1a5/0x560
[  384.234379] Swap cache stats: add 0, delete 0, find 0/0
[  384.243146]  ? lock_release+0x970/0x970
[  384.248151] Free swap  = 0kB
[  384.251962]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  384.255821] Total swap = 0kB
[  384.259287]  ? find_held_lock+0x36/0x1c0
[  384.263875] 1965979 pages RAM
[  384.269438]  ? graph_lock+0x170/0x170
[  384.273401] 0 pages HighMem/MovableOnly
[  384.276431]  ? pvclock_read_flags+0x160/0x160
[  384.281610] 343324 pages reserved
[  384.284647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.288765] 0 pages cma reserved
[  384.291881]  ? check_preemption_disabled+0x48/0x200
[  384.295826] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.299707]  ? __lock_is_held+0xb5/0x140
[  384.304301] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.307652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.313192] syz-executor2 cpuset=
[  384.316596]  ? check_preemption_disabled+0x48/0x200
[  384.321597] syz2
[  384.328105]  run_timer_softirq+0x52/0xb0
[  384.332155]  mems_allowed=0
[  384.342766]  ? rcu_read_lock_sched_held+0x108/0x120
[  384.370974]  __do_softirq+0x30b/0xad8
[  384.374905]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  384.380032]  ? pvclock_read_flags+0x160/0x160
[  384.384678]  ? lapic_next_event+0x5a/0x90
[  384.388844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.394398]  ? check_preemption_disabled+0x48/0x200
[  384.399426]  ? check_preemption_disabled+0x48/0x200
[  384.404713]  ? kvm_clock_read+0x18/0x30
[  384.408793]  ? kvm_sched_clock_read+0x9/0x20
[  384.413221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.418772]  ? check_preemption_disabled+0x48/0x200
[  384.423817]  irq_exit+0x17f/0x1c0
[  384.427288]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.432147]  ? smp_reschedule_interrupt+0x109/0x650
[  384.437185]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.443101]  ? interrupt_entry+0xb5/0xf0
[  384.447184]  ? trace_hardirqs_off_caller+0xbb/0x300
[  384.452221]  ? trace_hardirqs_off_caller+0xbb/0x300
[  384.457253]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.462111]  ? trace_hardirqs_off+0x300/0x300
[  384.466621]  ? trace_hardirqs_off+0x300/0x300
[  384.471135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.476687]  ? check_preemption_disabled+0x48/0x200
[  384.481724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.487287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.492155]  apic_timer_interrupt+0xf/0x20
[  384.496399]  </IRQ>
[  384.498710] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  384.503658] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  384.522833] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  384.530606] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  384.537916] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  384.545213] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  384.552505] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  384.559966] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  384.567453]  skb_clone+0x1bb/0x500
[  384.571165]  ? skb_split+0x11e0/0x11e0
[  384.575311]  ? preempt_notifier_register+0x200/0x200
[  384.580516]  ? __switch_to_asm+0x34/0x70
[  384.584623]  ? __switch_to_asm+0x34/0x70
[  384.588695]  ? __switch_to_asm+0x40/0x70
[  384.592837]  ? __switch_to_asm+0x34/0x70
[  384.596913]  ? __switch_to_asm+0x40/0x70
[  384.600987]  ? __switch_to_asm+0x40/0x70
[  384.605061]  ? __switch_to_asm+0x34/0x70
[  384.609161]  ? __switch_to_asm+0x34/0x70
[  384.613233]  ? __switch_to_asm+0x40/0x70
[  384.617310]  ? __switch_to_asm+0x34/0x70
[  384.621394]  bpf_clone_redirect+0xb9/0x490
[  384.625656]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  384.630756]  ? __sched_text_start+0x8/0x8
[  384.634926]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.639711]  ? find_held_lock+0x36/0x1c0
[  384.643798]  ? lock_acquire+0x1ed/0x520
[  384.647787]  ? bpf_test_run+0x32e/0x5a0
[  384.651780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.657331]  ? check_preemption_disabled+0x48/0x200
[  384.662374]  ? kasan_check_read+0x11/0x20
[  384.666582]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.671970]  ? rcu_bh_qs+0xc0/0xc0
[  384.675634]  ? preempt_schedule+0x4d/0x60
[  384.679802]  ? ___preempt_schedule+0x16/0x18
[  384.684241]  ? bpf_test_run+0x1c0/0x5a0
[  384.688361]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  384.693316]  ? netlink_diag_dump+0x2a0/0x2a0
[  384.697859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.703415]  ? bpf_test_init.isra.9+0x70/0x100
[  384.708025]  ? bpf_prog_test_run_skb+0x634/0xb40
[  384.712810]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  384.717670]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  384.723226]  ? fput+0x130/0x1a0
[  384.726571]  ? __bpf_prog_get+0x9b/0x290
[  384.730670]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  384.735660]  ? bpf_prog_test_run+0x130/0x1a0
[  384.740098]  ? __x64_sys_bpf+0x3d8/0x510
[  384.744183]  ? bpf_prog_get+0x20/0x20
[  384.748031]  ? do_syscall_64+0x1b9/0x820
[  384.752112]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  384.757498]  ? syscall_return_slowpath+0x5e0/0x5e0
[  384.762479]  ? trace_hardirqs_off+0x300/0x300
[  384.766997]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  384.772033]  ? recalc_sigpending_tsk+0x180/0x180
[  384.777166]  ? kasan_check_write+0x14/0x20
[  384.781429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.786304]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  384.791710] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  384.791801] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.798920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.798925] Call Trace:
[  384.798933]  <IRQ>
[  384.798953]  dump_stack+0x1c4/0x2b4
[  384.798967]  ? dump_stack_print_info.cold.2+0x52/0x52
[  384.798992]  warn_alloc.cold.118+0xb7/0x1bd
[  384.799009]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.806135] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.815547]  ? lock_downgrade+0x900/0x900
[  384.818129] syz-executor4 cpuset=
[  384.820298]  ? trace_hardirqs_off+0xb8/0x300
[  384.823912] syz4
[  384.829132]  ? trace_hardirqs_off+0xb8/0x300
[  384.833446]  mems_allowed=0
[  384.838305]  __alloc_pages_slowpath+0x2667/0x2d80
[  384.874982]  ? warn_alloc+0x120/0x120
[  384.878805]  ? trace_hardirqs_on+0x310/0x310
[  384.883231]  ? warn_alloc+0x120/0x120
[  384.887056]  ? print_usage_bug+0xc0/0xc0
[  384.891164]  ? warn_alloc+0x120/0x120
[  384.895145]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  384.900181]  ? print_usage_bug+0xc0/0xc0
[  384.904261]  ? __lock_acquire+0x7ec/0x4ec0
[  384.908514]  ? __lock_acquire+0x7ec/0x4ec0
[  384.912795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.918347]  ? should_fail+0x22d/0xd01
[  384.922255]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.927377]  ? __lock_acquire+0x7ec/0x4ec0
[  384.931641]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.936761]  ? __lock_acquire+0x7ec/0x4ec0
[  384.941014]  ? should_fail+0x22d/0xd01
[  384.944922]  ? print_usage_bug+0xc0/0xc0
[  384.949014]  ? mark_held_locks+0x130/0x130
[  384.953281]  ? mark_held_locks+0x130/0x130
[  384.957563]  ? graph_lock+0x170/0x170
[  384.961384]  ? print_usage_bug+0xc0/0xc0
[  384.965465]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.970248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.975817]  ? check_preemption_disabled+0x48/0x200
[  384.980864]  ? check_preemption_disabled+0x48/0x200
[  384.985925]  ? __lock_is_held+0xb5/0x140
[  384.990021]  __alloc_pages_nodemask+0xa80/0xde0
[  384.994758]  ? graph_lock+0x170/0x170
[  384.998604]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  385.003650]  ? graph_lock+0x170/0x170
[  385.007491]  ? find_held_lock+0x36/0x1c0
[  385.011616]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.016321]  ? lock_downgrade+0x900/0x900
[  385.020500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.026102]  cache_grow_begin+0x91/0x8c0
[  385.030189]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.034629]  fallback_alloc+0x203/0x2e0
[  385.038633]  ____cache_alloc_node+0x1c7/0x1e0
[  385.043154]  kmem_cache_alloc_node+0xe3/0x730
[  385.047673]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.051940]  __alloc_skb+0x119/0x770
[  385.055684]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  385.061000]  ? skb_scrub_packet+0x490/0x490
[  385.065349]  ? lock_downgrade+0x900/0x900
[  385.069556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.075122]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.080607]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.086241]  ? addrconf_rs_timer+0x6f0/0x6f0
[  385.090699]  ndisc_alloc_skb+0x144/0x340
[  385.094802]  ndisc_send_rs+0x331/0x6e0
[  385.098731]  addrconf_rs_timer+0x3c0/0x6f0
[  385.102996]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.107266]  call_timer_fn+0x272/0x920
[  385.111175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.115434]  ? process_timeout+0x40/0x40
[  385.119515]  ? find_held_lock+0x36/0x1c0
[  385.123722]  ? mark_held_locks+0xc7/0x130
[  385.127988]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.132555]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.137079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.141336]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  385.146178]  ? trace_hardirqs_on+0xbd/0x310
[  385.150633]  ? kasan_check_read+0x11/0x20
[  385.154807]  ? __run_timers+0x7da/0xc70
[  385.158810]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.164305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.168766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.173042]  __run_timers+0x7e5/0xc70
[  385.176897]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  385.182296]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.187346]  ? graph_lock+0x170/0x170
[  385.191181]  ? print_usage_bug+0xc0/0xc0
[  385.195264]  ? lock_release+0x970/0x970
[  385.199264]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  385.204484]  ? find_held_lock+0x36/0x1c0
[  385.208670]  ? graph_lock+0x170/0x170
[  385.212500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.218180]  ? check_preemption_disabled+0x48/0x200
[  385.223325]  ? __lock_is_held+0xb5/0x140
[  385.227457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.233024]  ? check_preemption_disabled+0x48/0x200
[  385.238096]  run_timer_softirq+0x52/0xb0
[  385.242194]  ? rcu_read_lock_sched_held+0x108/0x120
[  385.247246]  __do_softirq+0x30b/0xad8
[  385.251100]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  385.256236]  ? pvclock_read_flags+0x160/0x160
[  385.260767]  ? lapic_next_event+0x5a/0x90
[  385.265037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.270715]  ? check_preemption_disabled+0x48/0x200
[  385.275770]  ? check_preemption_disabled+0x48/0x200
[  385.280836]  ? kvm_clock_read+0x18/0x30
[  385.284851]  ? kvm_sched_clock_read+0x9/0x20
[  385.289291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.294860]  ? check_preemption_disabled+0x48/0x200
[  385.300004]  irq_exit+0x17f/0x1c0
[  385.303494]  smp_apic_timer_interrupt+0x1cb/0x760
[  385.308392]  ? smp_reschedule_interrupt+0x109/0x650
[  385.313436]  ? smp_call_function_single_interrupt+0x650/0x650
[  385.319351]  ? interrupt_entry+0xb5/0xf0
[  385.323442]  ? trace_hardirqs_off_caller+0xbb/0x300
[  385.328597]  ? trace_hardirqs_off_caller+0xbb/0x300
[  385.333649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.338554]  ? trace_hardirqs_off+0x300/0x300
[  385.343091]  ? trace_hardirqs_off+0x300/0x300
[  385.347624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.353200]  ? check_preemption_disabled+0x48/0x200
[  385.358371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.363957]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.368850]  apic_timer_interrupt+0xf/0x20
[  385.373111]  </IRQ>
[  385.375381] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  385.380688] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  385.399710] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  385.407462] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  385.414891] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  385.422327] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  385.429631] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  385.436936] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  385.444267]  ? arch_local_irq_restore+0x45/0x52
[  385.448992]  dump_stack+0x26a/0x2b4
[  385.452665]  ? dump_stack_print_info.cold.2+0x52/0x52
[  385.457898]  ? mark_held_locks+0x130/0x130
[  385.462166]  ? mark_held_locks+0x130/0x130
[  385.466440]  dump_header+0x27b/0xf72
[  385.470202]  ? pagefault_out_of_memory+0x197/0x197
[  385.475252]  ? mark_held_locks+0x130/0x130
[  385.479517]  ? __lock_acquire+0x7ec/0x4ec0
[  385.483812]  ? print_usage_bug+0xc0/0xc0
[  385.487905]  ? graph_lock+0x170/0x170
[  385.491724]  ? graph_lock+0x170/0x170
[  385.495574]  ? print_usage_bug+0xc0/0xc0
[  385.499663]  ? print_usage_bug+0xc0/0xc0
[  385.503757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.509334]  ? find_held_lock+0x36/0x1c0
[  385.513437]  ? mark_held_locks+0xc7/0x130
[  385.517841]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  385.522975]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  385.528115]  ? lockdep_hardirqs_on+0x421/0x5c0
[  385.532727]  ? trace_hardirqs_on+0xbd/0x310
[  385.537080]  ? kasan_check_read+0x11/0x20
[  385.541258]  ? ___ratelimit+0x36f/0x655
[  385.545260]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.550748]  ? trace_hardirqs_on+0x310/0x310
[  385.555187]  ? lock_downgrade+0x900/0x900
[  385.559487]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  385.564658]  ? ___ratelimit+0xaa/0x655
[  385.568604]  ? idr_get_free+0xec0/0xec0
[  385.572602]  ? kasan_check_write+0x14/0x20
[  385.576945]  ? do_raw_spin_lock+0xc1/0x200
[  385.581210]  oom_kill_process.cold.27+0x10/0x903
[  385.585990]  ? graph_lock+0x170/0x170
[  385.589814]  ? _raw_spin_unlock+0x2c/0x50
[  385.593980]  ? oom_badness+0xe6/0xaa0
[  385.597808]  ? oom_evaluate_task+0x540/0x540
[  385.602243]  ? find_held_lock+0x36/0x1c0
[  385.606331]  ? out_of_memory+0x974/0x14c0
[  385.610758]  ? lock_downgrade+0x900/0x900
[  385.614931]  ? check_preemption_disabled+0x48/0x200
[  385.619972]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  385.625786]  ? kasan_check_read+0x11/0x20
[  385.630184]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  385.635482]  ? rcu_bh_qs+0xc0/0xc0
[  385.639051]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.644440]  ? oom_evaluate_task+0x302/0x540
[  385.648877]  out_of_memory+0xa86/0x14c0
[  385.652883]  ? oom_killer_disable+0x3a0/0x3a0
[  385.657562]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  385.662784]  ? __mutex_add_waiter+0x2a0/0x2a0
[  385.667316]  __alloc_pages_slowpath+0x2318/0x2d80
[  385.672212]  ? warn_alloc+0x120/0x120
[  385.676035]  ? lock_downgrade+0x900/0x900
[  385.680213]  ? print_usage_bug+0xc0/0xc0
[  385.684294]  ? warn_alloc+0x120/0x120
[  385.688120]  ? print_usage_bug+0xc0/0xc0
[  385.692202]  ? debug_check_no_obj_freed+0x305/0x58d
[  385.697237]  ? print_usage_bug+0xc0/0xc0
[  385.701321]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.706948]  ? should_fail+0x22d/0xd01
[  385.710864]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.715985]  ? __lock_acquire+0x7ec/0x4ec0
[  385.720445]  ? __lock_is_held+0xb5/0x140
[  385.724557]  ? graph_lock+0x170/0x170
[  385.728384]  ? ___might_sleep+0x1ed/0x300
[  385.732573]  ? lock_release+0x970/0x970
[  385.736596]  ? arch_local_save_flags+0x40/0x40
[  385.741219]  ? __might_sleep+0x95/0x190
[  385.745222]  __alloc_pages_nodemask+0xa80/0xde0
[  385.749919]  ? graph_lock+0x170/0x170
[  385.753750]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  385.758789]  ? graph_lock+0x170/0x170
[  385.762626]  ? mark_held_locks+0xc7/0x130
[  385.766794]  ? find_held_lock+0x36/0x1c0
[  385.770884]  ? cache_grow_begin+0x5a4/0x8c0
[  385.775229]  ? lockdep_hardirqs_on+0x421/0x5c0
[  385.779836]  ? trace_hardirqs_on+0xbd/0x310
[  385.784181]  ? fallback_alloc+0x203/0x2e0
[  385.788352]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.793829]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  385.799399]  cache_grow_begin+0x91/0x8c0
[  385.803490]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.807957]  fallback_alloc+0x203/0x2e0
[  385.811957]  ____cache_alloc_node+0x1c7/0x1e0
[  385.816476]  kmem_cache_alloc_node_trace+0xe7/0x740
[  385.821626]  __kmalloc_node_track_caller+0x33/0x70
[  385.826601]  __kmalloc_reserve.isra.39+0x41/0xe0
[  385.831380]  __alloc_skb+0x155/0x770
[  385.835118]  ? skb_scrub_packet+0x490/0x490
[  385.839462]  ? if_nlmsg_size+0x5d1/0xbb0
[  385.843574]  ? nla_put_ifalias+0x170/0x170
[  385.847844]  ? softnet_seq_show+0x470/0x470
[  385.852186]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  385.857235]  ? netif_tx_stop_all_queues+0xd9/0x110
[  385.862289]  rtmsg_ifinfo_build_skb+0x74/0x190
[  385.866900]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  385.871768]  rtmsg_ifinfo+0x8c/0xa0
[  385.875421]  dev_close_many+0x3be/0x860
[  385.879426]  ? unlist_netdevice+0x670/0x670
[  385.883770]  ? find_held_lock+0x36/0x1c0
[  385.887858]  ? __queue_work+0x6be/0x1440
[  385.891937]  ? lock_downgrade+0x900/0x900
[  385.896130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.901690]  ? rtnl_is_locked+0xb5/0xf0
[  385.905686]  ? rtnl_trylock+0x20/0x20
[  385.909507]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.913968]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  385.918602]  rollback_registered_many+0x56e/0x1240
[  385.923584]  ? generic_xdp_install+0x4c0/0x4c0
[  385.928193]  ? max_active_store+0x170/0x170
[  385.932627]  ? graph_lock+0x170/0x170
[  385.936449]  ? print_usage_bug+0xc0/0xc0
[  385.940553]  ? print_usage_bug+0xc0/0xc0
[  385.944636]  ? kfree_skbmem+0x154/0x230
[  385.948631]  ? graph_lock+0x170/0x170
[  385.952449]  ? print_usage_bug+0xc0/0xc0
[  385.956699]  ? find_held_lock+0x36/0x1c0
[  385.960790]  ? mark_held_locks+0xc7/0x130
[  385.964966]  rollback_registered+0x1e9/0x420
[  385.969394]  ? lockdep_hardirqs_on+0x351/0x5c0
[  385.974520]  ? rollback_registered_many+0x1240/0x1240
[  385.979754]  ? trace_hardirqs_on+0xbd/0x310
[  385.984095]  ? linkwatch_schedule_work+0x150/0x170
[  385.989053]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.994557]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.000116]  ? rtnl_is_locked+0xb5/0xf0
[  386.004108]  ? rtnl_trylock+0x20/0x20
[  386.007935]  ? queue_delayed_work_on+0x130/0x1f0
[  386.012720]  unregister_netdevice_queue+0x321/0x5e0
[  386.017764]  ? rollback_registered+0x420/0x420
[  386.022370]  ? linkwatch_schedule_work+0x170/0x170
[  386.027323]  ? tun_show_owner+0x170/0x170
[  386.031492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.037083]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  386.042471]  ? __tun_detach+0x6ba/0x15c0
[  386.046581]  __tun_detach+0x11b8/0x15c0
[  386.050597]  ? __call_rcu.constprop.69+0x429/0xbc0
[  386.055578]  ? tun_attach+0x1770/0x1770
[  386.059597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.065197]  ? check_preemption_disabled+0x48/0x200
[  386.070248]  ? graph_lock+0x170/0x170
[  386.074074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.079630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.085185]  ? locks_remove_file+0x3c6/0x5c0
[  386.089611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.095254]  ? ima_file_free+0x132/0x650
[  386.099339]  ? __lock_is_held+0xb5/0x140
[  386.103428]  ? __tun_detach+0x15c0/0x15c0
[  386.107602]  ? __tun_detach+0x15c0/0x15c0
[  386.111796]  tun_chr_close+0xe3/0x180
[  386.115676]  __fput+0x385/0xa30
[  386.118983]  ? get_max_files+0x20/0x20
[  386.122895]  ? ___might_sleep+0x1ed/0x300
[  386.127283]  ? arch_local_save_flags+0x40/0x40
[  386.131917]  ____fput+0x15/0x20
[  386.135217]  task_work_run+0x1e8/0x2a0
[  386.139125]  ? task_work_cancel+0x240/0x240
[  386.143474]  ? switch_task_namespaces+0xb8/0xd0
[  386.148170]  do_exit+0x1ad7/0x2610
[  386.151744]  ? mm_update_next_owner+0x990/0x990
[  386.156434]  ? print_usage_bug+0xc0/0xc0
[  386.160558]  ? __lock_acquire+0x7ec/0x4ec0
[  386.164818]  ? find_held_lock+0x36/0x1c0
[  386.168912]  ? __lock_acquire+0x7ec/0x4ec0
[  386.173171]  ? mark_held_locks+0x130/0x130
[  386.177436]  ? lock_acquire+0x1ed/0x520
[  386.181442]  ? mark_held_locks+0x130/0x130
[  386.185697]  ? arch_local_save_flags+0x40/0x40
[  386.190412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.195989]  ? __mutex_lock+0x872/0x1710
[  386.200077]  ? __switch_to_asm+0x40/0x70
[  386.204155]  ? __switch_to_asm+0x34/0x70
[  386.208240]  ? pipe_wait+0x266/0x2c0
[  386.211990]  ? mutex_trylock+0x2b0/0x2b0
[  386.216097]  ? graph_lock+0x170/0x170
[  386.219919]  ? find_held_lock+0x36/0x1c0
[  386.224005]  ? memset+0x31/0x40
[  386.227313]  ? find_held_lock+0x36/0x1c0
[  386.231406]  ? get_signal+0x95b/0x1980
[  386.235322]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.239846]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.244378]  do_group_exit+0x177/0x440
[  386.248294]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.253777]  ? __ia32_sys_exit+0x50/0x50
[  386.257878]  get_signal+0x8b0/0x1980
[  386.261636]  ? ptrace_notify+0x130/0x130
[  386.265809]  ? finish_wait+0x430/0x430
[  386.269721]  ? graph_lock+0x170/0x170
[  386.273577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.279140]  ? pipe_read+0x702/0x940
[  386.282949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.288614]  do_signal+0x9c/0x21e0
[  386.292177]  ? __vfs_read+0x11f/0x9b0
[  386.296010]  ? vfs_copy_file_range+0xb90/0xb90
[  386.300623]  ? setup_sigcontext+0x7d0/0x7d0
[  386.304991]  ? exit_to_usermode_loop+0x8c/0x380
[  386.309706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.315405]  exit_to_usermode_loop+0x2e5/0x380
[  386.320023]  ? syscall_slow_exit_work+0x520/0x520
[  386.324893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.330478]  do_syscall_64+0x6be/0x820
[  386.334387]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  386.339865]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.344814]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.349680]  ? trace_hardirqs_off+0x300/0x300
[  386.354204]  ? prepare_exit_to_usermode+0x291/0x3b0
[  386.359253]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.364126]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  386.369337] RIP: 0033:0x410e10
[  386.372637] Code: Bad RIP value.
[  386.376017] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  386.383759] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  386.391054] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  386.398413] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  386.405706] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  386.413140] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  386.420564] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  386.420570] warn_alloc_show_mem: 1 callbacks suppressed
[  386.420578] Mem-Info:
[  386.427879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.427889] Call Trace:
[  386.433426] active_anon:46161 inactive_anon:461 isolated_anon:0
[  386.433426]  active_file:19 inactive_file:16 isolated_file:0
[  386.433426]  unevictable:0 dirty:0 writeback:0 unstable:0
[  386.433426]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  386.433426]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  386.433426]  free:13785 free_pcp:397 free_cma:0
[  386.435822]  <IRQ>
[  386.445208] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  386.447821]  dump_stack+0x1c4/0x2b4
[  386.480622] Node 0 
[  386.482804]  ? dump_stack_print_info.cold.2+0x52/0x52
[  386.510408] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  386.514047]  warn_alloc.cold.118+0xb7/0x1bd
[  386.516262] lowmem_reserve[]: 0
[  386.521479]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.547074]  2815
[  386.551426]  ? lock_downgrade+0x900/0x900
[  386.554690]  6318 6318
[  386.559600]  ? trace_hardirqs_off+0xb8/0x300
[  386.565885]  ? trace_hardirqs_off+0xb8/0x300
[  386.568365] Node 0 
[  386.572801]  __alloc_pages_slowpath+0x2667/0x2d80
[  386.577215] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  386.579471]  ? warn_alloc+0x120/0x120
[  386.584341] lowmem_reserve[]:
[  386.611098]  ? trace_hardirqs_on+0x310/0x310
[  386.614983]  0
[  386.618122]  ? warn_alloc+0x120/0x120
[  386.622512]  0 3503
[  386.624373]  ? print_usage_bug+0xc0/0xc0
[  386.628218]  3503
[  386.630481]  ? warn_alloc+0x120/0x120
[  386.634560] Node 0 
[  386.636643]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  386.640457] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  386.642683]  ? print_usage_bug+0xc0/0xc0
[  386.647685] lowmem_reserve[]: 0
[  386.676475]  ? __lock_acquire+0x7ec/0x4ec0
[  386.680563]  0
[  386.683862]  ? __lock_acquire+0x7ec/0x4ec0
[  386.688079]  0
[  386.689902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.694115]  0
[  386.695933]  ? should_fail+0x22d/0xd01
[  386.703297]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.707171] Node 0 DMA: 
[  386.712304]  ? __lock_acquire+0x7ec/0x4ec0
[  386.712323]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.714995] 1*4kB 
[  386.719247]  ? __lock_acquire+0x7ec/0x4ec0
[  386.719265]  ? should_fail+0x22d/0xd01
[  386.724381] (U) 
[  386.726584]  ? print_usage_bug+0xc0/0xc0
[  386.730810] 0*8kB 
[  386.734749]  ? mark_held_locks+0x130/0x130
[  386.736708] 0*16kB 
[  386.740796]  ? mark_held_locks+0x130/0x130
[  386.742931] 1*32kB 
[  386.747191]  ? graph_lock+0x170/0x170
[  386.749409] (U) 
[  386.753664]  ? print_usage_bug+0xc0/0xc0
[  386.755890] 2*64kB 
[  386.759712]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  386.761689] (U) 
[  386.765768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.768072] 1*128kB (U) 
[  386.772848]  ? check_preemption_disabled+0x48/0x200
[  386.775343] 1*256kB (U) 
[  386.780901]  ? check_preemption_disabled+0x48/0x200
[  386.783588] 0*512kB 
[  386.788717]  ? __lock_is_held+0xb5/0x140
[  386.791374] 1*1024kB 
[  386.796412]  __alloc_pages_nodemask+0xa80/0xde0
[  386.798723] (U) 
[  386.802857]  ? graph_lock+0x170/0x170
[  386.805256] 1*2048kB (M) 
[  386.809947]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  386.811911] 3*4096kB 
[  386.815720]  ? graph_lock+0x170/0x170
[  386.818644] (M) 
[  386.823680]  ? find_held_lock+0x36/0x1c0
[  386.826184] = 15908kB
[  386.830065]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.832035] Node 0 
[  386.836106]  ? lock_downgrade+0x900/0x900
[  386.838507] DMA32: 
[  386.843227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.845563] 3*4kB 
[  386.849725]  cache_grow_begin+0x91/0x8c0
[  386.851947] (M) 
[  386.857494]  ? do_raw_spin_unlock+0xa7/0x2f0
[  386.859634] 1*8kB (M) 
[  386.863785]  fallback_alloc+0x203/0x2e0
[  386.865748] 3*16kB 
[  386.870167]  ____cache_alloc_node+0x1c7/0x1e0
[  386.872660] (UM) 
[  386.876644]  kmem_cache_alloc_node+0xe3/0x730
[  386.878870] 3*32kB 
[  386.883377]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.885422] (UM) 2*64kB 
[  386.889941]  __alloc_skb+0x119/0x770
[  386.892162] (UM) 
[  386.896409]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.899069] 5*128kB (UM) 
[  386.902813]  ? skb_scrub_packet+0x490/0x490
[  386.904859] 3*256kB (M) 
[  386.910156]  ? lock_downgrade+0x900/0x900
[  386.912904] 4*512kB 
[  386.917240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.920002] (M) 
[  386.924162]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.926472] 3*1024kB 
[  386.932021]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.933989] (UM) 
[  386.939454]  ? addrconf_rs_timer+0x6f0/0x6f0
[  386.941858] 3*2048kB 
[  386.947472]  ndisc_alloc_skb+0x144/0x340
[  386.949514] (M) 
[  386.953973]  ndisc_send_rs+0x331/0x6e0
[  386.956367] 3*4096kB (M) 
[  386.960451]  addrconf_rs_timer+0x3c0/0x6f0
[  386.962418] = 25252kB
[  386.966312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.969063] Node 0 
[  386.973401]  call_timer_fn+0x272/0x920
[  386.975795] Normal: 
[  386.980038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.982302] 1016*4kB 
[  386.986204]  ? process_timeout+0x40/0x40
[  386.988517] (UME) 
[  386.992790]  ? find_held_lock+0x36/0x1c0
[  386.995196] 348*8kB 
[  386.999272]  ? __run_timers+0x7da/0xc70
[  387.001404] (UME) 
[  387.005477]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.007788] 167*16kB 
[  387.011772]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.013911] (UME) 
[  387.018418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.020927] 68*32kB (UME) 
[  387.025445]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  387.027750] 21*64kB (M) 
[  387.032006]  ? trace_hardirqs_on+0xbd/0x310
[  387.034843] 6*128kB 
[  387.039523]  ? kasan_check_read+0x11/0x20
[  387.042359] (UM) 
[  387.046780]  ? __run_timers+0x7da/0xc70
[  387.049092] 1*256kB 
[  387.053419]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.055483] (U) 
[  387.059468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.061806] 0*512kB 
[  387.067265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.069233] 0*1024kB 
[  387.073476]  __run_timers+0x7e5/0xc70
[  387.075790] 0*2048kB 
[  387.080043]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  387.082432] 0*4096kB 
[  387.086241]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  387.088644] = 14064kB
[  387.094013]  ? graph_lock+0x170/0x170
[  387.096422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  387.101443]  ? enqueue_hrtimer+0x1a5/0x560
[  387.103904] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  387.107708]  ? lock_release+0x970/0x970
[  387.116556] 503 total pagecache pages
[  387.116574] 0 pages in swap cache
[  387.120810]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  387.129441] Swap cache stats: add 0, delete 0, find 0/0
[  387.133423]  ? find_held_lock+0x36/0x1c0
[  387.137210] Free swap  = 0kB
[  387.140672]  ? graph_lock+0x170/0x170
[  387.145851] Total swap = 0kB
[  387.151225]  ? pvclock_read_flags+0x160/0x160
[  387.155277] 1965979 pages RAM
[  387.158308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.162099] 0 pages HighMem/MovableOnly
[  387.165194]  ? check_preemption_disabled+0x48/0x200
[  387.169674] 343324 pages reserved
[  387.169682] 0 pages cma reserved
[  387.173026]  ? __lock_is_held+0xb5/0x140
[  387.178650] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.182596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.187703] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.191067]  ? check_preemption_disabled+0x48/0x200
[  387.194425] syz-executor2 cpuset=
[  387.198499]  run_timer_softirq+0x52/0xb0
[  387.205123] syz2
[  387.210670]  ? rcu_read_lock_sched_held+0x108/0x120
[  387.221146]  mems_allowed=0
[  387.226167]  __do_softirq+0x30b/0xad8
[  387.247511]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  387.252670]  ? pvclock_read_flags+0x160/0x160
[  387.257179]  ? lapic_next_event+0x5a/0x90
[  387.261343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.266898]  ? check_preemption_disabled+0x48/0x200
[  387.271930]  ? check_preemption_disabled+0x48/0x200
[  387.276971]  ? kvm_clock_read+0x18/0x30
[  387.280958]  ? kvm_sched_clock_read+0x9/0x20
[  387.285419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.290968]  ? check_preemption_disabled+0x48/0x200
[  387.296017]  irq_exit+0x17f/0x1c0
[  387.299493]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.304379]  ? smp_reschedule_interrupt+0x109/0x650
[  387.309435]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.315401]  ? interrupt_entry+0xb5/0xf0
[  387.319478]  ? trace_hardirqs_off_caller+0xbb/0x300
[  387.324514]  ? trace_hardirqs_off_caller+0xbb/0x300
[  387.329592]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.334454]  ? trace_hardirqs_off+0x300/0x300
[  387.338962]  ? trace_hardirqs_off+0x300/0x300
[  387.343474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.349030]  ? check_preemption_disabled+0x48/0x200
[  387.354060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.359621]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.364614]  apic_timer_interrupt+0xf/0x20
[  387.368862]  </IRQ>
[  387.371121] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  387.376065] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  387.394983] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  387.402962] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  387.410242] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  387.417557] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  387.424857] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  387.432179] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  387.439512]  skb_clone+0x1bb/0x500
[  387.443104]  ? skb_split+0x11e0/0x11e0
[  387.447098]  ? preempt_notifier_register+0x200/0x200
[  387.452224]  ? __switch_to_asm+0x34/0x70
[  387.456301]  ? __switch_to_asm+0x34/0x70
[  387.460374]  ? __switch_to_asm+0x40/0x70
[  387.464598]  ? __switch_to_asm+0x34/0x70
[  387.468672]  ? __switch_to_asm+0x40/0x70
[  387.472759]  ? __switch_to_asm+0x40/0x70
[  387.476928]  ? __switch_to_asm+0x34/0x70
[  387.481009]  ? __switch_to_asm+0x34/0x70
[  387.485104]  ? __switch_to_asm+0x40/0x70
[  387.489197]  ? __switch_to_asm+0x34/0x70
[  387.493297]  bpf_clone_redirect+0xb9/0x490
[  387.497650]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  387.502691]  ? __sched_text_start+0x8/0x8
[  387.506856]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.511646]  ? find_held_lock+0x36/0x1c0
[  387.515732]  ? lock_acquire+0x1ed/0x520
[  387.519723]  ? bpf_test_run+0x32e/0x5a0
[  387.523808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.529365]  ? check_preemption_disabled+0x48/0x200
[  387.534403]  ? kasan_check_read+0x11/0x20
[  387.538723]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.544020]  ? rcu_bh_qs+0xc0/0xc0
[  387.547602]  ? preempt_schedule+0x4d/0x60
[  387.551869]  ? ___preempt_schedule+0x16/0x18
[  387.556368]  ? bpf_test_run+0x1c0/0x5a0
[  387.560362]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  387.565230]  ? netlink_diag_dump+0x2a0/0x2a0
[  387.569665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.575224]  ? bpf_test_init.isra.9+0x70/0x100
[  387.579836]  ? bpf_prog_test_run_skb+0x634/0xb40
[  387.584619]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  387.589480]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  387.595033]  ? fput+0x130/0x1a0
[  387.598334]  ? __bpf_prog_get+0x9b/0x290
[  387.602416]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  387.607363]  ? bpf_prog_test_run+0x130/0x1a0
[  387.611794]  ? __x64_sys_bpf+0x3d8/0x510
[  387.615980]  ? bpf_prog_get+0x20/0x20
[  387.619820]  ? do_syscall_64+0x1b9/0x820
[  387.623896]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  387.629276]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.634228]  ? trace_hardirqs_off+0x300/0x300
[  387.638743]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  387.644282]  ? recalc_sigpending_tsk+0x180/0x180
[  387.649056]  ? kasan_check_write+0x14/0x20
[  387.653313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.658180]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  387.663609] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  387.663700] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.671044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.671056] Call Trace:
[  387.677693] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.686931]  <IRQ>
[  387.689521] syz-executor4 cpuset=
[  387.700046]  dump_stack+0x1c4/0x2b4
[  387.702220] syz4
[  387.705687]  ? dump_stack_print_info.cold.2+0x52/0x52
[  387.709304]  mems_allowed=0
[  387.711298]  warn_alloc.cold.118+0xb7/0x1bd
[  387.723827]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.728691]  ? lock_downgrade+0x900/0x900
[  387.732867]  ? trace_hardirqs_off+0xb8/0x300
[  387.737303]  ? trace_hardirqs_off+0xb8/0x300
[  387.741741]  __alloc_pages_slowpath+0x2667/0x2d80
[  387.746809]  ? warn_alloc+0x120/0x120
[  387.750729]  ? trace_hardirqs_on+0x310/0x310
[  387.755164]  ? warn_alloc+0x120/0x120
[  387.758984]  ? print_usage_bug+0xc0/0xc0
[  387.763069]  ? warn_alloc+0x120/0x120
[  387.766886]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  387.771918]  ? print_usage_bug+0xc0/0xc0
[  387.776010]  ? __lock_acquire+0x7ec/0x4ec0
[  387.780271]  ? __lock_acquire+0x7ec/0x4ec0
[  387.784552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.790113]  ? should_fail+0x22d/0xd01
[  387.794021]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.799145]  ? __lock_acquire+0x7ec/0x4ec0
[  387.803405]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.808571]  ? __lock_acquire+0x7ec/0x4ec0
[  387.812830]  ? should_fail+0x22d/0xd01
[  387.816736]  ? print_usage_bug+0xc0/0xc0
[  387.820826]  ? mark_held_locks+0x130/0x130
[  387.825087]  ? mark_held_locks+0x130/0x130
[  387.829348]  ? graph_lock+0x170/0x170
[  387.833176]  ? print_usage_bug+0xc0/0xc0
[  387.837328]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.842112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.847668]  ? check_preemption_disabled+0x48/0x200
[  387.852702]  ? check_preemption_disabled+0x48/0x200
[  387.857836]  ? __lock_is_held+0xb5/0x140
[  387.861924]  __alloc_pages_nodemask+0xa80/0xde0
[  387.866615]  ? graph_lock+0x170/0x170
[  387.870562]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  387.875607]  ? graph_lock+0x170/0x170
[  387.879497]  ? find_held_lock+0x36/0x1c0
[  387.883608]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.888296]  ? lock_downgrade+0x900/0x900
[  387.892578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.898142]  cache_grow_begin+0x91/0x8c0
[  387.902256]  ? do_raw_spin_unlock+0xa7/0x2f0
[  387.906805]  fallback_alloc+0x203/0x2e0
[  387.910867]  ____cache_alloc_node+0x1c7/0x1e0
[  387.915390]  kmem_cache_alloc_node+0xe3/0x730
[  387.919967]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.924232]  __alloc_skb+0x119/0x770
[  387.927968]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.933353]  ? skb_scrub_packet+0x490/0x490
[  387.937691]  ? lock_downgrade+0x900/0x900
[  387.941865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.947421]  ? refcount_sub_and_test_checked+0x203/0x310
[  387.952893]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  387.958360]  ? addrconf_rs_timer+0x6f0/0x6f0
[  387.962800]  ndisc_alloc_skb+0x144/0x340
[  387.966881]  ndisc_send_rs+0x331/0x6e0
[  387.970791]  addrconf_rs_timer+0x3c0/0x6f0
[  387.975058]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.979321]  call_timer_fn+0x272/0x920
[  387.983226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.987480]  ? process_timeout+0x40/0x40
[  387.991581]  ? find_held_lock+0x36/0x1c0
[  387.995676]  ? mark_held_locks+0xc7/0x130
[  387.999849]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.004635]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.009145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.013393]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  388.017994]  ? trace_hardirqs_on+0xbd/0x310
[  388.022327]  ? kasan_check_read+0x11/0x20
[  388.026490]  ? __run_timers+0x7da/0xc70
[  388.030485]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.035956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.040225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.044479]  __run_timers+0x7e5/0xc70
[  388.048312]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  388.053692]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.058722]  ? graph_lock+0x170/0x170
[  388.062631]  ? print_usage_bug+0xc0/0xc0
[  388.066705]  ? lock_release+0x970/0x970
[  388.070767]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  388.075985]  ? find_held_lock+0x36/0x1c0
[  388.080076]  ? graph_lock+0x170/0x170
[  388.083898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.089453]  ? check_preemption_disabled+0x48/0x200
[  388.094587]  ? __lock_is_held+0xb5/0x140
[  388.098669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.104223]  ? check_preemption_disabled+0x48/0x200
[  388.109262]  run_timer_softirq+0x52/0xb0
[  388.113403]  ? rcu_read_lock_sched_held+0x108/0x120
[  388.118440]  __do_softirq+0x30b/0xad8
[  388.122271]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  388.127482]  ? pvclock_read_flags+0x160/0x160
[  388.131994]  ? lapic_next_event+0x5a/0x90
[  388.136157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.141798]  ? check_preemption_disabled+0x48/0x200
[  388.146825]  ? check_preemption_disabled+0x48/0x200
[  388.151865]  ? kvm_clock_read+0x18/0x30
[  388.155855]  ? kvm_sched_clock_read+0x9/0x20
[  388.160280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.165834]  ? check_preemption_disabled+0x48/0x200
[  388.170881]  irq_exit+0x17f/0x1c0
[  388.174351]  smp_apic_timer_interrupt+0x1cb/0x760
[  388.179208]  ? smp_reschedule_interrupt+0x109/0x650
[  388.184242]  ? smp_call_function_single_interrupt+0x650/0x650
[  388.190295]  ? interrupt_entry+0xb5/0xf0
[  388.194463]  ? trace_hardirqs_off_caller+0xbb/0x300
[  388.199496]  ? trace_hardirqs_off_caller+0xbb/0x300
[  388.204579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.209441]  ? trace_hardirqs_off+0x300/0x300
[  388.213950]  ? trace_hardirqs_off+0x300/0x300
[  388.218473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.224284]  ? check_preemption_disabled+0x48/0x200
[  388.229314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.234873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.239746]  apic_timer_interrupt+0xf/0x20
[  388.243989]  </IRQ>
[  388.246359] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  388.251656] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  388.270589] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  388.278318] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  388.285604] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  388.292889] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  388.300174] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  388.307453] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  388.314760]  ? arch_local_irq_restore+0x45/0x52
[  388.319454]  dump_stack+0x26a/0x2b4
[  388.323100]  ? dump_stack_print_info.cold.2+0x52/0x52
[  388.328307]  ? mark_held_locks+0x130/0x130
[  388.332586]  ? mark_held_locks+0x130/0x130
[  388.336845]  dump_header+0x27b/0xf72
[  388.340611]  ? pagefault_out_of_memory+0x197/0x197
[  388.345584]  ? mark_held_locks+0x130/0x130
[  388.349833]  ? __lock_acquire+0x7ec/0x4ec0
[  388.354089]  ? print_usage_bug+0xc0/0xc0
[  388.358174]  ? graph_lock+0x170/0x170
[  388.361991]  ? graph_lock+0x170/0x170
[  388.365805]  ? print_usage_bug+0xc0/0xc0
[  388.369966]  ? print_usage_bug+0xc0/0xc0
[  388.374062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.379738]  ? find_held_lock+0x36/0x1c0
[  388.383823]  ? mark_held_locks+0xc7/0x130
[  388.388167]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  388.393286]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  388.398415]  ? lockdep_hardirqs_on+0x421/0x5c0
[  388.403016]  ? trace_hardirqs_on+0xbd/0x310
[  388.407358]  ? kasan_check_read+0x11/0x20
[  388.411579]  ? ___ratelimit+0x36f/0x655
[  388.415596]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.421126]  ? trace_hardirqs_on+0x310/0x310
[  388.425577]  ? lock_downgrade+0x900/0x900
[  388.429751]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.434871]  ? ___ratelimit+0xaa/0x655
[  388.438776]  ? idr_get_free+0xec0/0xec0
[  388.442947]  ? kasan_check_write+0x14/0x20
[  388.447199]  ? do_raw_spin_lock+0xc1/0x200
[  388.451460]  oom_kill_process.cold.27+0x10/0x903
[  388.456236]  ? graph_lock+0x170/0x170
[  388.460060]  ? _raw_spin_unlock+0x2c/0x50
[  388.464224]  ? oom_badness+0xe6/0xaa0
[  388.468047]  ? oom_evaluate_task+0x540/0x540
[  388.472484]  ? find_held_lock+0x36/0x1c0
[  388.476595]  ? out_of_memory+0x974/0x14c0
[  388.480759]  ? lock_downgrade+0x900/0x900
[  388.484989]  ? check_preemption_disabled+0x48/0x200
[  388.490032]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  388.495846]  ? kasan_check_read+0x11/0x20
[  388.500106]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  388.505411]  ? rcu_bh_qs+0xc0/0xc0
[  388.508975]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.514009]  ? oom_evaluate_task+0x302/0x540
[  388.518439]  out_of_memory+0xa86/0x14c0
[  388.522555]  ? oom_killer_disable+0x3a0/0x3a0
[  388.527075]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  388.532022]  ? __mutex_add_waiter+0x2a0/0x2a0
[  388.536577]  __alloc_pages_slowpath+0x2318/0x2d80
[  388.541470]  ? warn_alloc+0x120/0x120
[  388.545294]  ? lock_downgrade+0x900/0x900
[  388.549603]  ? print_usage_bug+0xc0/0xc0
[  388.553804]  ? warn_alloc+0x120/0x120
[  388.557686]  ? print_usage_bug+0xc0/0xc0
[  388.561770]  ? debug_check_no_obj_freed+0x305/0x58d
[  388.566804]  ? print_usage_bug+0xc0/0xc0
[  388.570886]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.576440]  ? should_fail+0x22d/0xd01
[  388.580350]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.585471]  ? __lock_acquire+0x7ec/0x4ec0
[  388.589748]  ? __lock_is_held+0xb5/0x140
[  388.593835]  ? graph_lock+0x170/0x170
[  388.597666]  ? ___might_sleep+0x1ed/0x300
[  388.601921]  ? lock_release+0x970/0x970
[  388.606026]  ? arch_local_save_flags+0x40/0x40
[  388.610647]  ? __might_sleep+0x95/0x190
[  388.614721]  __alloc_pages_nodemask+0xa80/0xde0
[  388.619410]  ? graph_lock+0x170/0x170
[  388.623232]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  388.628260]  ? graph_lock+0x170/0x170
[  388.632097]  ? mark_held_locks+0xc7/0x130
[  388.636258]  ? find_held_lock+0x36/0x1c0
[  388.640405]  ? cache_grow_begin+0x5a4/0x8c0
[  388.644811]  ? lockdep_hardirqs_on+0x421/0x5c0
[  388.649415]  ? trace_hardirqs_on+0xbd/0x310
[  388.653765]  ? fallback_alloc+0x203/0x2e0
[  388.657933]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.663406]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  388.668969]  cache_grow_begin+0x91/0x8c0
[  388.673062]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.677497]  fallback_alloc+0x203/0x2e0
[  388.681519]  ____cache_alloc_node+0x1c7/0x1e0
[  388.686072]  kmem_cache_alloc_node_trace+0xe7/0x740
[  388.691120]  __kmalloc_node_track_caller+0x33/0x70
[  388.696243]  __kmalloc_reserve.isra.39+0x41/0xe0
[  388.701020]  __alloc_skb+0x155/0x770
[  388.704763]  ? skb_scrub_packet+0x490/0x490
[  388.709102]  ? if_nlmsg_size+0x5d1/0xbb0
[  388.713184]  ? nla_put_ifalias+0x170/0x170
[  388.717452]  ? softnet_seq_show+0x470/0x470
[  388.721792]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  388.726827]  ? netif_tx_stop_all_queues+0xd9/0x110
[  388.731778]  rtmsg_ifinfo_build_skb+0x74/0x190
[  388.736382]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  388.741248]  rtmsg_ifinfo+0x8c/0xa0
[  388.744969]  dev_close_many+0x3be/0x860
[  388.748974]  ? unlist_netdevice+0x670/0x670
[  388.753315]  ? find_held_lock+0x36/0x1c0
[  388.757400]  ? __queue_work+0x6be/0x1440
[  388.761491]  ? lock_downgrade+0x900/0x900
[  388.765661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.771300]  ? rtnl_is_locked+0xb5/0xf0
[  388.775797]  ? rtnl_trylock+0x20/0x20
[  388.779754]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.784182]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  388.788788]  rollback_registered_many+0x56e/0x1240
[  388.793742]  ? generic_xdp_install+0x4c0/0x4c0
[  388.798349]  ? max_active_store+0x170/0x170
[  388.802687]  ? graph_lock+0x170/0x170
[  388.806511]  ? print_usage_bug+0xc0/0xc0
[  388.810616]  ? print_usage_bug+0xc0/0xc0
[  388.814795]  ? kfree_skbmem+0x154/0x230
[  388.818785]  ? graph_lock+0x170/0x170
[  388.822602]  ? print_usage_bug+0xc0/0xc0
[  388.826682]  ? find_held_lock+0x36/0x1c0
[  388.830774]  ? mark_held_locks+0xc7/0x130
[  388.835738]  rollback_registered+0x1e9/0x420
[  388.840226]  ? lockdep_hardirqs_on+0x351/0x5c0
[  388.844827]  ? rollback_registered_many+0x1240/0x1240
[  388.850033]  ? trace_hardirqs_on+0xbd/0x310
[  388.854378]  ? linkwatch_schedule_work+0x150/0x170
[  388.859387]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.864945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.870579]  ? rtnl_is_locked+0xb5/0xf0
[  388.874596]  ? rtnl_trylock+0x20/0x20
[  388.878419]  ? queue_delayed_work_on+0x130/0x1f0
[  388.883199]  unregister_netdevice_queue+0x321/0x5e0
[  388.888325]  ? rollback_registered+0x420/0x420
[  388.893100]  ? linkwatch_schedule_work+0x170/0x170
[  388.898055]  ? tun_show_owner+0x170/0x170
[  388.902223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.907781]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  388.913164]  ? __tun_detach+0x6ba/0x15c0
[  388.917371]  __tun_detach+0x11b8/0x15c0
[  388.921361]  ? __call_rcu.constprop.69+0x429/0xbc0
[  388.926316]  ? tun_attach+0x1770/0x1770
[  388.930310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.935997]  ? check_preemption_disabled+0x48/0x200
[  388.941038]  ? graph_lock+0x170/0x170
[  388.944861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.950413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.955969]  ? locks_remove_file+0x3c6/0x5c0
[  388.960393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.965958]  ? ima_file_free+0x132/0x650
[  388.970040]  ? __lock_is_held+0xb5/0x140
[  388.974127]  ? __tun_detach+0x15c0/0x15c0
[  388.978297]  ? __tun_detach+0x15c0/0x15c0
[  388.982461]  tun_chr_close+0xe3/0x180
[  388.986280]  __fput+0x385/0xa30
[  388.989607]  ? get_max_files+0x20/0x20
[  388.993515]  ? ___might_sleep+0x1ed/0x300
[  388.997717]  ? arch_local_save_flags+0x40/0x40
[  389.002320]  ____fput+0x15/0x20
[  389.005642]  task_work_run+0x1e8/0x2a0
[  389.009575]  ? task_work_cancel+0x240/0x240
[  389.013924]  ? switch_task_namespaces+0xb8/0xd0
[  389.018617]  do_exit+0x1ad7/0x2610
[  389.022182]  ? mm_update_next_owner+0x990/0x990
[  389.026869]  ? print_usage_bug+0xc0/0xc0
[  389.030956]  ? __lock_acquire+0x7ec/0x4ec0
[  389.035249]  ? find_held_lock+0x36/0x1c0
[  389.039339]  ? __lock_acquire+0x7ec/0x4ec0
[  389.043737]  ? mark_held_locks+0x130/0x130
[  389.047992]  ? lock_acquire+0x1ed/0x520
[  389.051994]  ? mark_held_locks+0x130/0x130
[  389.056245]  ? arch_local_save_flags+0x40/0x40
[  389.060932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.066595]  ? __mutex_lock+0x872/0x1710
[  389.070678]  ? __switch_to_asm+0x40/0x70
[  389.074755]  ? __switch_to_asm+0x34/0x70
[  389.078834]  ? pipe_wait+0x266/0x2c0
[  389.082594]  ? mutex_trylock+0x2b0/0x2b0
[  389.086684]  ? graph_lock+0x170/0x170
[  389.090501]  ? find_held_lock+0x36/0x1c0
[  389.094611]  ? memset+0x31/0x40
[  389.097987]  ? find_held_lock+0x36/0x1c0
[  389.102084]  ? get_signal+0x95b/0x1980
[  389.105991]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.110503]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.115059]  do_group_exit+0x177/0x440
[  389.118987]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.124452]  ? __ia32_sys_exit+0x50/0x50
[  389.128657]  get_signal+0x8b0/0x1980
[  389.132486]  ? ptrace_notify+0x130/0x130
[  389.136593]  ? finish_wait+0x430/0x430
[  389.140498]  ? graph_lock+0x170/0x170
[  389.144350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.149904]  ? pipe_read+0x702/0x940
[  389.153648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.159216]  do_signal+0x9c/0x21e0
[  389.162841]  ? __vfs_read+0x11f/0x9b0
[  389.166672]  ? vfs_copy_file_range+0xb90/0xb90
[  389.171276]  ? setup_sigcontext+0x7d0/0x7d0
[  389.175635]  ? exit_to_usermode_loop+0x8c/0x380
[  389.180340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.186014]  exit_to_usermode_loop+0x2e5/0x380
[  389.190683]  ? syscall_slow_exit_work+0x520/0x520
[  389.195694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.201258]  do_syscall_64+0x6be/0x820
[  389.205181]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.210652]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.215599]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.220573]  ? trace_hardirqs_off+0x300/0x300
[  389.225096]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.230139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.235079]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.240383] RIP: 0033:0x410e10
[  389.243600] Code: Bad RIP value.
[  389.247070] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  389.254915] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  389.262198] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  389.269483] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  389.276769] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  389.284160] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  389.291483] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  389.291489] warn_alloc_show_mem: 1 callbacks suppressed
[  389.291496] Mem-Info:
[  389.298904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.298913] Call Trace:
[  389.304303] active_anon:46161 inactive_anon:461 isolated_anon:0
[  389.304303]  active_file:19 inactive_file:16 isolated_file:0
[  389.304303]  unevictable:0 dirty:0 writeback:0 unstable:0
[  389.304303]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  389.304303]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  389.304303]  free:13785 free_pcp:397 free_cma:0
[  389.306691]  <IRQ>
[  389.316071] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  389.318663]  dump_stack+0x1c4/0x2b4
[  389.351949] Node 0 
[  389.354119]  ? dump_stack_print_info.cold.2+0x52/0x52
[  389.381964] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  389.385608]  warn_alloc.cold.118+0xb7/0x1bd
[  389.387823] lowmem_reserve[]: 0
[  389.393029]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.418656]  2815
[  389.423005]  ? lock_downgrade+0x900/0x900
[  389.426261]  6318
[  389.431116]  ? trace_hardirqs_off+0xb8/0x300
[  389.433246]  6318
[  389.437503]  ? trace_hardirqs_off+0xb8/0x300
[  389.439581] Node 0 
[  389.444003]  __alloc_pages_slowpath+0x2667/0x2d80
[  389.446079] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  389.450490]  ? warn_alloc+0x120/0x120
[  389.452685] lowmem_reserve[]: 0
[  389.457571]  ? trace_hardirqs_on+0x310/0x310
[  389.484520]  0
[  389.488370]  ? warn_alloc+0x120/0x120
[  389.491696]  3503
[  389.496116]  ? print_usage_bug+0xc0/0xc0
[  389.497900]  3503
[  389.501718]  ? warn_alloc+0x120/0x120
[  389.503774] Node 0 
[  389.507847]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  389.509926] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  389.513710]  ? print_usage_bug+0xc0/0xc0
[  389.515937] lowmem_reserve[]:
[  389.521050]  ? __lock_acquire+0x7ec/0x4ec0
[  389.549652]  0 0
[  389.553744]  ? __lock_acquire+0x7ec/0x4ec0
[  389.556837]  0
[  389.561086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.563048]  0
[  389.567293]  ? should_fail+0x22d/0xd01
[  389.569086] Node 0 
[  389.574635]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.576516] DMA: 1*4kB 
[  389.580453]  ? __lock_acquire+0x7ec/0x4ec0
[  389.582682] (U) 
[  389.587791]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.590364] 0*8kB 
[  389.594608]  ? __lock_acquire+0x7ec/0x4ec0
[  389.596588] 0*16kB 
[  389.601698]  ? should_fail+0x22d/0xd01
[  389.604002] 1*32kB 
[  389.608243]  ? print_usage_bug+0xc0/0xc0
[  389.610469] (U) 
[  389.614459]  ? mark_held_locks+0x130/0x130
[  389.616679] 2*64kB (U) 
[  389.620760]  ? mark_held_locks+0x130/0x130
[  389.622728] 1*128kB 
[  389.627124]  ? graph_lock+0x170/0x170
[  389.629696] (U) 
[  389.633961]  ? print_usage_bug+0xc0/0xc0
[  389.636274] 1*256kB (U) 
[  389.640103]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.642074] 0*512kB 
[  389.646603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.649263] 1*1024kB (U) 
[  389.654037]  ? check_preemption_disabled+0x48/0x200
[  389.656350] 1*2048kB (M) 
[  389.661897]  ? check_preemption_disabled+0x48/0x200
[  389.661922]  ? __lock_is_held+0xb5/0x140
[  389.664669] 3*4096kB 
[  389.669700]  __alloc_pages_nodemask+0xa80/0xde0
[  389.672441] (M) 
[  389.677863]  ? graph_lock+0x170/0x170
[  389.681917] = 15908kB
[  389.684338]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  389.689405] Node 0 
[  389.691393]  ? graph_lock+0x170/0x170
[  389.695183] DMA32: 
[  389.697612]  ? find_held_lock+0x36/0x1c0
[  389.702611] 3*4kB 
[  389.704861]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.708644] (M) 
[  389.710892]  ? lock_downgrade+0x900/0x900
[  389.714949] 1*8kB 
[  389.717112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.721849] (M) 3*16kB 
[  389.723921]  cache_grow_begin+0x91/0x8c0
[  389.728058] (UM) 
[  389.730237]  ? do_raw_spin_unlock+0xa7/0x2f0
[  389.735849] 3*32kB 
[  389.738453]  fallback_alloc+0x203/0x2e0
[  389.742823] (UM) 
[  389.744976]  ____cache_alloc_node+0x1c7/0x1e0
[  389.749401] 2*64kB 
[  389.751741]  kmem_cache_alloc_node+0xe3/0x730
[  389.755699] (UM) 
[  389.757777]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.762257] 5*128kB (UM) 
[  389.764517]  __alloc_skb+0x119/0x770
[  389.769067] 3*256kB 
[  389.771144]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.775586] (M) 
[  389.778354]  ? skb_scrub_packet+0x490/0x490
[  389.782058] 4*512kB 
[  389.784496]  ? lock_downgrade+0x900/0x900
[  389.789955] (M) 
[  389.791950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.796258] 3*1024kB 
[  389.798600]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.802737] (UM) 
[  389.804729]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.810257] 3*2048kB 
[  389.812677]  ? addrconf_rs_timer+0x6f0/0x6f0
[  389.818198] (M) 
[  389.820283]  ndisc_alloc_skb+0x144/0x340
[  389.825713] 3*4096kB 
[  389.828139]  ndisc_send_rs+0x331/0x6e0
[  389.832554] (M) 
[  389.834575]  addrconf_rs_timer+0x3c0/0x6f0
[  389.838620] = 25252kB
[  389.841042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.844923] Node 0 
[  389.846919]  call_timer_fn+0x272/0x920
[  389.851132] Normal: 
[  389.853578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.857804] 1016*4kB 
[  389.860050]  ? process_timeout+0x40/0x40
[  389.863930] (UME) 
[  389.866264]  ? find_held_lock+0x36/0x1c0
[  389.870480] 348*8kB (UME) 
[  389.872918]  ? __run_timers+0x7da/0xc70
[  389.876993] 167*16kB 
[  389.879151]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.883199] (UME) 
[  389.886199]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.890165] 68*32kB 
[  389.892603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.897087] (UME) 
[  389.899274]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  389.903824] 21*64kB 
[  389.906166]  ? trace_hardirqs_on+0xbd/0x310
[  389.910388] (M) 
[  389.912577]  ? kasan_check_read+0x11/0x20
[  389.917146] 6*128kB (UM) 
[  389.919491]  ? __run_timers+0x7da/0xc70
[  389.923836] 1*256kB 
[  389.925821]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.929953] (U) 
[  389.932723]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.936684] 0*512kB 
[  389.939016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.944456] 0*1024kB 
[  389.946440]  __run_timers+0x7e5/0xc70
[  389.950663] 0*2048kB 
[  389.953008]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  389.957222] 0*4096kB 
[  389.959663]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.963558] = 14064kB
[  389.963578] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  389.966004]  ? graph_lock+0x170/0x170
[  389.971449] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  389.971462] 503 total pagecache pages
[  389.973892]  ? enqueue_hrtimer+0x1a5/0x560
[  389.978909] 0 pages in swap cache
[  389.981326]  ? lock_release+0x970/0x970
[  389.990219] Swap cache stats: add 0, delete 0, find 0/0
[  389.990229] Free swap  = 0kB
[  389.994043]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  390.002675] Total swap = 0kB
[  390.006498]  ? find_held_lock+0x36/0x1c0
[  390.010801] 1965979 pages RAM
[  390.014265]  ? graph_lock+0x170/0x170
[  390.018221] 0 pages HighMem/MovableOnly
[  390.018230] 343324 pages reserved
[  390.023603]  ? pvclock_read_flags+0x160/0x160
[  390.026612] 0 pages cma reserved
[  390.031811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.034894] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  390.038886]  ? check_preemption_disabled+0x48/0x200
[  390.042169] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  390.045919]  ? __lock_is_held+0xb5/0x140
[  390.049877] syz-executor2 cpuset=
[  390.053411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.057896] syz2
[  390.061276]  ? check_preemption_disabled+0x48/0x200
[  390.066804]  mems_allowed=0
[  390.073319]  run_timer_softirq+0x52/0xb0
[  390.115792]  ? rcu_read_lock_sched_held+0x108/0x120
[  390.120821]  __do_softirq+0x30b/0xad8
[  390.124641]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  390.129759]  ? pvclock_read_flags+0x160/0x160
[  390.134257]  ? lapic_next_event+0x5a/0x90
[  390.138406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.143942]  ? check_preemption_disabled+0x48/0x200
[  390.148960]  ? check_preemption_disabled+0x48/0x200
[  390.153986]  ? kvm_clock_read+0x18/0x30
[  390.157963]  ? kvm_sched_clock_read+0x9/0x20
[  390.162373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.167910]  ? check_preemption_disabled+0x48/0x200
[  390.172940]  irq_exit+0x17f/0x1c0
[  390.176398]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.181239]  ? smp_reschedule_interrupt+0x109/0x650
[  390.186257]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.192147]  ? interrupt_entry+0xb5/0xf0
[  390.196212]  ? trace_hardirqs_off_caller+0xbb/0x300
[  390.201333]  ? trace_hardirqs_off_caller+0xbb/0x300
[  390.206350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.211197]  ? trace_hardirqs_off+0x300/0x300
[  390.215690]  ? trace_hardirqs_off+0x300/0x300
[  390.220189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.225724]  ? check_preemption_disabled+0x48/0x200
[  390.230744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.236288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.241140]  apic_timer_interrupt+0xf/0x20
[  390.245374]  </IRQ>
[  390.247617] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  390.252559] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  390.271463] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  390.279178] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  390.286456] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  390.293730] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  390.301001] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  390.308368] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  390.315691]  skb_clone+0x1bb/0x500
[  390.319238]  ? skb_split+0x11e0/0x11e0
[  390.323133]  ? preempt_notifier_register+0x200/0x200
[  390.328239]  ? __switch_to_asm+0x34/0x70
[  390.332307]  ? __switch_to_asm+0x34/0x70
[  390.336373]  ? __switch_to_asm+0x40/0x70
[  390.340440]  ? __switch_to_asm+0x34/0x70
[  390.344507]  ? __switch_to_asm+0x40/0x70
[  390.348594]  ? __switch_to_asm+0x40/0x70
[  390.352664]  ? __switch_to_asm+0x34/0x70
[  390.356769]  ? __switch_to_asm+0x34/0x70
[  390.360835]  ? __switch_to_asm+0x40/0x70
[  390.364909]  ? __switch_to_asm+0x34/0x70
[  390.368988]  bpf_clone_redirect+0xb9/0x490
[  390.373240]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  390.378282]  ? __sched_text_start+0x8/0x8
[  390.382435]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.387211]  ? find_held_lock+0x36/0x1c0
[  390.391288]  ? lock_acquire+0x1ed/0x520
[  390.395270]  ? bpf_test_run+0x32e/0x5a0
[  390.399252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.404799]  ? check_preemption_disabled+0x48/0x200
[  390.409830]  ? kasan_check_read+0x11/0x20
[  390.413991]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.419281]  ? rcu_bh_qs+0xc0/0xc0
[  390.422833]  ? preempt_schedule+0x4d/0x60
[  390.426993]  ? ___preempt_schedule+0x16/0x18
[  390.431432]  ? bpf_test_run+0x1c0/0x5a0
[  390.435422]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  390.440285]  ? netlink_diag_dump+0x2a0/0x2a0
[  390.444830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.450377]  ? bpf_test_init.isra.9+0x70/0x100
[  390.454977]  ? bpf_prog_test_run_skb+0x634/0xb40
[  390.459761]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  390.464618]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  390.470168]  ? fput+0x130/0x1a0
[  390.473595]  ? __bpf_prog_get+0x9b/0x290
[  390.477673]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  390.482559]  ? bpf_prog_test_run+0x130/0x1a0
[  390.486988]  ? __x64_sys_bpf+0x3d8/0x510
[  390.491063]  ? bpf_prog_get+0x20/0x20
[  390.494900]  ? do_syscall_64+0x1b9/0x820
[  390.498975]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  390.504357]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.509304]  ? trace_hardirqs_off+0x300/0x300
[  390.513818]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  390.518852]  ? recalc_sigpending_tsk+0x180/0x180
[  390.523625]  ? kasan_check_write+0x14/0x20
[  390.527885]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.532761]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  390.538158] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  390.538245] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  390.545362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.545368] Call Trace:
[  390.545375]  <IRQ>
[  390.545392]  dump_stack+0x1c4/0x2b4
[  390.545409]  ? dump_stack_print_info.cold.2+0x52/0x52
[  390.545435]  warn_alloc.cold.118+0xb7/0x1bd
[  390.551991] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  390.561293]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.563869] syz-executor4 cpuset=
[  390.566029]  ? lock_downgrade+0x900/0x900
[  390.569644] syz4
[  390.574850]  ? trace_hardirqs_off+0xb8/0x300
[  390.579174]  mems_allowed=0
[  390.589763]  ? trace_hardirqs_off+0xb8/0x300
[  390.616510]  __alloc_pages_slowpath+0x2667/0x2d80
[  390.621437]  ? warn_alloc+0x120/0x120
[  390.625264]  ? warn_alloc+0x120/0x120
[  390.629133]  ? print_usage_bug+0xc0/0xc0
[  390.633214]  ? warn_alloc+0x120/0x120
[  390.637036]  ? print_usage_bug+0xc0/0xc0
[  390.641122]  ? __lock_acquire+0x7ec/0x4ec0
[  390.645461]  ? __lock_acquire+0x7ec/0x4ec0
[  390.649836]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.655388]  ? should_fail+0x22d/0xd01
[  390.659299]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.664417]  ? __lock_acquire+0x7ec/0x4ec0
[  390.668673]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.673867]  ? __lock_acquire+0x7ec/0x4ec0
[  390.678125]  ? should_fail+0x22d/0xd01
[  390.682044]  ? mark_held_locks+0x130/0x130
[  390.686310]  ? mark_held_locks+0x130/0x130
[  390.690594]  ? graph_lock+0x170/0x170
[  390.694617]  ? graph_lock+0x170/0x170
[  390.698440]  ? graph_lock+0x170/0x170
[  390.702347]  ? print_usage_bug+0xc0/0xc0
[  390.706428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.712020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.717604]  ? check_preemption_disabled+0x48/0x200
[  390.722637]  ? check_preemption_disabled+0x48/0x200
[  390.727687]  ? __lock_is_held+0xb5/0x140
[  390.731773]  __alloc_pages_nodemask+0xa80/0xde0
[  390.736466]  ? graph_lock+0x170/0x170
[  390.740296]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  390.745332]  ? graph_lock+0x170/0x170
[  390.749168]  ? find_held_lock+0x36/0x1c0
[  390.753258]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.757952]  ? lock_downgrade+0x900/0x900
[  390.762288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.768040]  cache_grow_begin+0x91/0x8c0
[  390.772133]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.777117]  fallback_alloc+0x203/0x2e0
[  390.781120]  ____cache_alloc_node+0x1c7/0x1e0
[  390.785664]  kmem_cache_alloc_node+0xe3/0x730
[  390.790182]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.794448]  __alloc_skb+0x119/0x770
[  390.798179]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.803484]  ? skb_scrub_packet+0x490/0x490
[  390.807821]  ? lock_downgrade+0x900/0x900
[  390.811985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.817570]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.823046]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.828524]  ? addrconf_rs_timer+0x6f0/0x6f0
[  390.833000]  ndisc_alloc_skb+0x144/0x340
[  390.837098]  ndisc_send_rs+0x331/0x6e0
[  390.841151]  addrconf_rs_timer+0x3c0/0x6f0
[  390.845412]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.849685]  call_timer_fn+0x272/0x920
[  390.853604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.857862]  ? process_timeout+0x40/0x40
[  390.861938]  ? find_held_lock+0x36/0x1c0
[  390.866112]  ? mark_held_locks+0xc7/0x130
[  390.870279]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.874790]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.879304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.883590]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  390.888199]  ? trace_hardirqs_on+0xbd/0x310
[  390.892567]  ? kasan_check_read+0x11/0x20
[  390.896735]  ? __run_timers+0x7da/0xc70
[  390.900731]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.906282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.910568]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.914823]  __run_timers+0x7e5/0xc70
[  390.918657]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  390.924040]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  390.929082]  ? graph_lock+0x170/0x170
[  390.932903]  ? print_usage_bug+0xc0/0xc0
[  390.936981]  ? lock_release+0x970/0x970
[  390.940973]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  390.946190]  ? find_held_lock+0x36/0x1c0
[  390.950278]  ? graph_lock+0x170/0x170
[  390.954098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.959656]  ? check_preemption_disabled+0x48/0x200
[  390.964702]  ? __lock_is_held+0xb5/0x140
[  390.968781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.974333]  ? check_preemption_disabled+0x48/0x200
[  390.979378]  run_timer_softirq+0x52/0xb0
[  390.983457]  ? rcu_read_lock_sched_held+0x108/0x120
[  390.988494]  __do_softirq+0x30b/0xad8
[  390.992509]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  390.997670]  ? pvclock_read_flags+0x160/0x160
[  391.002185]  ? lapic_next_event+0x5a/0x90
[  391.006353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.011911]  ? check_preemption_disabled+0x48/0x200
[  391.016942]  ? check_preemption_disabled+0x48/0x200
[  391.021984]  ? kvm_clock_read+0x18/0x30
[  391.026058]  ? kvm_sched_clock_read+0x9/0x20
[  391.030704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.036414]  ? check_preemption_disabled+0x48/0x200
[  391.041465]  irq_exit+0x17f/0x1c0
[  391.044941]  smp_apic_timer_interrupt+0x1cb/0x760
[  391.049804]  ? smp_reschedule_interrupt+0x109/0x650
[  391.054843]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.060745]  ? interrupt_entry+0xb5/0xf0
[  391.064830]  ? trace_hardirqs_off_caller+0xbb/0x300
[  391.069861]  ? trace_hardirqs_off_caller+0xbb/0x300
[  391.074903]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.079970]  ? trace_hardirqs_off+0x300/0x300
[  391.084480]  ? trace_hardirqs_off+0x300/0x300
[  391.089089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.094652]  ? check_preemption_disabled+0x48/0x200
[  391.099689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.105256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.110127]  apic_timer_interrupt+0xf/0x20
[  391.114375]  </IRQ>
[  391.116637] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  391.121934] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  391.140852] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  391.148668] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  391.156021] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  391.163305] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  391.170617] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  391.177897] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  391.185200]  ? arch_local_irq_restore+0x45/0x52
[  391.189901]  dump_stack+0x26a/0x2b4
[  391.193577]  ? dump_stack_print_info.cold.2+0x52/0x52
[  391.199013]  ? mark_held_locks+0x130/0x130
[  391.203288]  ? mark_held_locks+0x130/0x130
[  391.207578]  dump_header+0x27b/0xf72
[  391.211325]  ? pagefault_out_of_memory+0x197/0x197
[  391.216275]  ? mark_held_locks+0x130/0x130
[  391.220524]  ? __lock_acquire+0x7ec/0x4ec0
[  391.224809]  ? print_usage_bug+0xc0/0xc0
[  391.228896]  ? graph_lock+0x170/0x170
[  391.232716]  ? graph_lock+0x170/0x170
[  391.236565]  ? print_usage_bug+0xc0/0xc0
[  391.240649]  ? print_usage_bug+0xc0/0xc0
[  391.244740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.250581]  ? find_held_lock+0x36/0x1c0
[  391.254673]  ? mark_held_locks+0xc7/0x130
[  391.258840]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  391.263976]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  391.269101]  ? lockdep_hardirqs_on+0x421/0x5c0
[  391.273716]  ? trace_hardirqs_on+0xbd/0x310
[  391.278066]  ? kasan_check_read+0x11/0x20
[  391.282231]  ? ___ratelimit+0x36f/0x655
[  391.286222]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.291804]  ? trace_hardirqs_on+0x310/0x310
[  391.296233]  ? lock_downgrade+0x900/0x900
[  391.300405]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  391.305622]  ? ___ratelimit+0xaa/0x655
[  391.309659]  ? idr_get_free+0xec0/0xec0
[  391.313720]  ? kasan_check_write+0x14/0x20
[  391.317974]  ? do_raw_spin_lock+0xc1/0x200
[  391.322233]  oom_kill_process.cold.27+0x10/0x903
[  391.327008]  ? graph_lock+0x170/0x170
[  391.330825]  ? _raw_spin_unlock+0x2c/0x50
[  391.335181]  ? oom_badness+0xe6/0xaa0
[  391.339008]  ? oom_evaluate_task+0x540/0x540
[  391.343436]  ? find_held_lock+0x36/0x1c0
[  391.347618]  ? out_of_memory+0x974/0x14c0
[  391.352118]  ? lock_downgrade+0x900/0x900
[  391.356281]  ? check_preemption_disabled+0x48/0x200
[  391.361393]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  391.367273]  ? kasan_check_read+0x11/0x20
[  391.371609]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.376941]  ? rcu_bh_qs+0xc0/0xc0
[  391.380503]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  391.385594]  ? oom_evaluate_task+0x302/0x540
[  391.390076]  out_of_memory+0xa86/0x14c0
[  391.394086]  ? oom_killer_disable+0x3a0/0x3a0
[  391.398613]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  391.403596]  ? __mutex_add_waiter+0x2a0/0x2a0
[  391.408299]  __alloc_pages_slowpath+0x2318/0x2d80
[  391.413192]  ? warn_alloc+0x120/0x120
[  391.417183]  ? lock_downgrade+0x900/0x900
[  391.421422]  ? print_usage_bug+0xc0/0xc0
[  391.425609]  ? warn_alloc+0x120/0x120
[  391.429426]  ? print_usage_bug+0xc0/0xc0
[  391.433506]  ? debug_check_no_obj_freed+0x305/0x58d
[  391.438596]  ? print_usage_bug+0xc0/0xc0
[  391.442767]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.448524]  ? should_fail+0x22d/0xd01
[  391.452463]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.457602]  ? __lock_acquire+0x7ec/0x4ec0
[  391.462099]  ? __lock_is_held+0xb5/0x140
[  391.466264]  ? graph_lock+0x170/0x170
[  391.470156]  ? ___might_sleep+0x1ed/0x300
[  391.474323]  ? lock_release+0x970/0x970
[  391.478318]  ? arch_local_save_flags+0x40/0x40
[  391.483201]  ? __might_sleep+0x95/0x190
[  391.487206]  __alloc_pages_nodemask+0xa80/0xde0
[  391.491965]  ? graph_lock+0x170/0x170
[  391.495860]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  391.500896]  ? graph_lock+0x170/0x170
[  391.504820]  ? mark_held_locks+0xc7/0x130
[  391.508983]  ? find_held_lock+0x36/0x1c0
[  391.513072]  ? cache_grow_begin+0x5a4/0x8c0
[  391.517448]  ? lockdep_hardirqs_on+0x421/0x5c0
[  391.522127]  ? trace_hardirqs_on+0xbd/0x310
[  391.526475]  ? fallback_alloc+0x203/0x2e0
[  391.530778]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.536338]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  391.541904]  cache_grow_begin+0x91/0x8c0
[  391.546063]  ? do_raw_spin_unlock+0xa7/0x2f0
[  391.550498]  fallback_alloc+0x203/0x2e0
[  391.554525]  ____cache_alloc_node+0x1c7/0x1e0
[  391.559083]  kmem_cache_alloc_node_trace+0xe7/0x740
[  391.564385]  __kmalloc_node_track_caller+0x33/0x70
[  391.569570]  __kmalloc_reserve.isra.39+0x41/0xe0
[  391.574350]  __alloc_skb+0x155/0x770
[  391.578087]  ? skb_scrub_packet+0x490/0x490
[  391.582497]  ? if_nlmsg_size+0x5d1/0xbb0
[  391.586612]  ? nla_put_ifalias+0x170/0x170
[  391.590880]  ? softnet_seq_show+0x470/0x470
[  391.595222]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  391.600256]  ? netif_tx_stop_all_queues+0xd9/0x110
[  391.605351]  rtmsg_ifinfo_build_skb+0x74/0x190
[  391.609956]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  391.614824]  rtmsg_ifinfo+0x8c/0xa0
[  391.618478]  dev_close_many+0x3be/0x860
[  391.622518]  ? unlist_netdevice+0x670/0x670
[  391.626894]  ? find_held_lock+0x36/0x1c0
[  391.631086]  ? __queue_work+0x6be/0x1440
[  391.635178]  ? lock_downgrade+0x900/0x900
[  391.639357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.645467]  ? rtnl_is_locked+0xb5/0xf0
[  391.649466]  ? rtnl_trylock+0x20/0x20
[  391.653284]  ? do_raw_spin_unlock+0xa7/0x2f0
[  391.657711]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  391.662317]  rollback_registered_many+0x56e/0x1240
[  391.667274]  ? generic_xdp_install+0x4c0/0x4c0
[  391.671880]  ? max_active_store+0x170/0x170
[  391.676367]  ? graph_lock+0x170/0x170
[  391.680184]  ? print_usage_bug+0xc0/0xc0
[  391.684263]  ? print_usage_bug+0xc0/0xc0
[  391.688406]  ? kfree_skbmem+0x154/0x230
[  391.692397]  ? graph_lock+0x170/0x170
[  391.696215]  ? print_usage_bug+0xc0/0xc0
[  391.700297]  ? find_held_lock+0x36/0x1c0
[  391.704385]  ? mark_held_locks+0xc7/0x130
[  391.708580]  rollback_registered+0x1e9/0x420
[  391.713010]  ? lockdep_hardirqs_on+0x351/0x5c0
[  391.717733]  ? rollback_registered_many+0x1240/0x1240
[  391.723014]  ? trace_hardirqs_on+0xbd/0x310
[  391.727357]  ? linkwatch_schedule_work+0x150/0x170
[  391.732317]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.737808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.743374]  ? rtnl_is_locked+0xb5/0xf0
[  391.747369]  ? rtnl_trylock+0x20/0x20
[  391.751195]  ? queue_delayed_work_on+0x130/0x1f0
[  391.755973]  unregister_netdevice_queue+0x321/0x5e0
[  391.761098]  ? rollback_registered+0x420/0x420
[  391.765700]  ? linkwatch_schedule_work+0x170/0x170
[  391.770650]  ? tun_show_owner+0x170/0x170
[  391.774815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.780449]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  391.785832]  ? __tun_detach+0x6ba/0x15c0
[  391.789929]  __tun_detach+0x11b8/0x15c0
[  391.793926]  ? __call_rcu.constprop.69+0x429/0xbc0
[  391.799044]  ? tun_attach+0x1770/0x1770
[  391.803051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.808621]  ? check_preemption_disabled+0x48/0x200
[  391.813777]  ? graph_lock+0x170/0x170
[  391.817737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.823522]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.829126]  ? locks_remove_file+0x3c6/0x5c0
[  391.833602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.839275]  ? ima_file_free+0x132/0x650
[  391.843369]  ? __lock_is_held+0xb5/0x140
[  391.847561]  ? __tun_detach+0x15c0/0x15c0
[  391.851742]  ? __tun_detach+0x15c0/0x15c0
[  391.855911]  tun_chr_close+0xe3/0x180
[  391.859738]  __fput+0x385/0xa30
[  391.863043]  ? get_max_files+0x20/0x20
[  391.867059]  ? ___might_sleep+0x1ed/0x300
[  391.871226]  ? arch_local_save_flags+0x40/0x40
[  391.875835]  ____fput+0x15/0x20
[  391.879141]  task_work_run+0x1e8/0x2a0
[  391.883066]  ? task_work_cancel+0x240/0x240
[  391.887418]  ? switch_task_namespaces+0xb8/0xd0
[  391.892121]  do_exit+0x1ad7/0x2610
[  391.895692]  ? mm_update_next_owner+0x990/0x990
[  391.900494]  ? print_usage_bug+0xc0/0xc0
[  391.904607]  ? __lock_acquire+0x7ec/0x4ec0
[  391.908864]  ? find_held_lock+0x36/0x1c0
[  391.912952]  ? __lock_acquire+0x7ec/0x4ec0
[  391.917208]  ? mark_held_locks+0x130/0x130
[  391.921481]  ? lock_acquire+0x1ed/0x520
[  391.925481]  ? mark_held_locks+0x130/0x130
[  391.930063]  ? arch_local_save_flags+0x40/0x40
[  391.934663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.940238]  ? __mutex_lock+0x872/0x1710
[  391.944387]  ? __switch_to_asm+0x40/0x70
[  391.948606]  ? __switch_to_asm+0x34/0x70
[  391.952687]  ? pipe_wait+0x266/0x2c0
[  391.956428]  ? mutex_trylock+0x2b0/0x2b0
[  391.960618]  ? graph_lock+0x170/0x170
[  391.964523]  ? find_held_lock+0x36/0x1c0
[  391.968740]  ? memset+0x31/0x40
[  391.972044]  ? find_held_lock+0x36/0x1c0
[  391.976225]  ? get_signal+0x95b/0x1980
[  391.980135]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.984739]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.989263]  do_group_exit+0x177/0x440
[  391.993180]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.998657]  ? __ia32_sys_exit+0x50/0x50
[  392.002757]  get_signal+0x8b0/0x1980
[  392.006511]  ? ptrace_notify+0x130/0x130
[  392.010635]  ? finish_wait+0x430/0x430
[  392.014573]  ? graph_lock+0x170/0x170
[  392.018412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.023979]  ? pipe_read+0x702/0x940
[  392.027733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.033312]  do_signal+0x9c/0x21e0
[  392.036880]  ? __vfs_read+0x11f/0x9b0
[  392.040715]  ? vfs_copy_file_range+0xb90/0xb90
[  392.045329]  ? setup_sigcontext+0x7d0/0x7d0
[  392.049698]  ? exit_to_usermode_loop+0x8c/0x380
[  392.054514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.060127]  exit_to_usermode_loop+0x2e5/0x380
[  392.065036]  ? syscall_slow_exit_work+0x520/0x520
[  392.069936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.075518]  do_syscall_64+0x6be/0x820
[  392.079560]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  392.084975]  ? syscall_return_slowpath+0x5e0/0x5e0
[  392.089939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.094816]  ? trace_hardirqs_off+0x300/0x300
[  392.099344]  ? prepare_exit_to_usermode+0x291/0x3b0
[  392.104393]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.109269]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  392.114478] RIP: 0033:0x410e10
[  392.117719] Code: Bad RIP value.
[  392.121095] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  392.128819] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  392.136404] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  392.143689] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  392.150977] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  392.158267] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  392.165728] warn_alloc_show_mem: 1 callbacks suppressed
[  392.165741] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  392.165743] Mem-Info:
[  392.165773] active_anon:46161 inactive_anon:461 isolated_anon:0
[  392.165773]  active_file:19 inactive_file:16 isolated_file:0
[  392.165773]  unevictable:0 dirty:0 writeback:0 unstable:0
[  392.165773]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  392.165773]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  392.165773]  free:13785 free_pcp:397 free_cma:0
[  392.171140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.171151] Call Trace:
[  392.178456] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  392.180876]  <IRQ>
[  392.213712] Node 0 
[  392.223106]  dump_stack+0x1c4/0x2b4
[  392.225708] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  392.253302]  ? dump_stack_print_info.cold.2+0x52/0x52
[  392.255445] lowmem_reserve[]:
[  392.257742]  warn_alloc.cold.118+0xb7/0x1bd
[  392.261348]  0
[  392.286888]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.292086]  2815
[  392.295395]  ? lock_downgrade+0x900/0x900
[  392.299706]  6318
[  392.301569]  ? trace_hardirqs_off+0xb8/0x300
[  392.306388]  6318
[  392.308480]  ? trace_hardirqs_off+0xb8/0x300
[  392.314715]  __alloc_pages_slowpath+0x2667/0x2d80
[  392.319102] Node 0 
[  392.321213]  ? warn_alloc+0x120/0x120
[  392.325628] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  392.330471]  ? warn_alloc+0x120/0x120
[  392.332694] lowmem_reserve[]:
[  392.336512]  ? print_usage_bug+0xc0/0xc0
[  392.363217]  0
[  392.367175]  ? warn_alloc+0x120/0x120
[  392.370270]  0
[  392.374496]  ? print_usage_bug+0xc0/0xc0
[  392.376291]  3503
[  392.380101]  ? __lock_acquire+0x7ec/0x4ec0
[  392.381890]  3503
[  392.385978]  ? __lock_acquire+0x7ec/0x4ec0
[  392.388039] Node 0 
[  392.392376]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.394455] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  392.398679]  ? should_fail+0x22d/0xd01
[  392.400905] lowmem_reserve[]:
[  392.406486]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.435013]  0 0
[  392.438931]  ? __lock_acquire+0x7ec/0x4ec0
[  392.442027]  0
[  392.447151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.449112]  0
[  392.453642]  ? __lock_acquire+0x7ec/0x4ec0
[  392.453660]  ? should_fail+0x22d/0xd01
[  392.460613]  ? mark_held_locks+0x130/0x130
[  392.462527] Node 0 
[  392.466897]  ? mark_held_locks+0x130/0x130
[  392.470766] DMA: 1*4kB 
[  392.475025]  ? graph_lock+0x170/0x170
[  392.477249] (U) 
[  392.481496]  ? graph_lock+0x170/0x170
[  392.484070] 0*8kB 0*16kB 
[  392.487890]  ? graph_lock+0x170/0x170
[  392.489859] 1*32kB 
[  392.493671]  ? print_usage_bug+0xc0/0xc0
[  392.496424] (U) 
[  392.500327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.502578] 2*64kB 
[  392.506661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.508628] (U) 
[  392.514186]  ? check_preemption_disabled+0x48/0x200
[  392.516421] 1*128kB 
[  392.521992]  ? check_preemption_disabled+0x48/0x200
[  392.523957] (U) 
[  392.528995]  ? __lock_is_held+0xb5/0x140
[  392.531292] 1*256kB (U) 
[  392.536334]  __alloc_pages_nodemask+0xa80/0xde0
[  392.538299] 0*512kB 
[  392.542368]  ? graph_lock+0x170/0x170
[  392.545060] 1*1024kB 
[  392.549768]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.552083] (U) 
[  392.555894]  ? graph_lock+0x170/0x170
[  392.558380] 1*2048kB (M) 
[  392.563441]  ? find_held_lock+0x36/0x1c0
[  392.565478] 3*4096kB 
[  392.569302]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.572041] (M) 
[  392.576114]  ? lock_downgrade+0x900/0x900
[  392.578505] = 15908kB
[  392.578514] Node 0 
[  392.583235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.585192] DMA32: 3*4kB 
[  392.589363]  cache_grow_begin+0x91/0x8c0
[  392.591761] (M) 
[  392.594011]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.599566] 1*8kB 
[  392.602339]  fallback_alloc+0x203/0x2e0
[  392.606386] (M) 
[  392.608574]  ____cache_alloc_node+0x1c7/0x1e0
[  392.612979] 3*16kB 
[  392.615146]  kmem_cache_alloc_node+0xe3/0x730
[  392.619100] (UM) 3*32kB 
[  392.621100]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.625596] (UM) 
[  392.627855]  __alloc_skb+0x119/0x770
[  392.632330] 2*64kB (UM) 
[  392.635025]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.639241] 5*128kB (UM) 
[  392.641330]  ? skb_scrub_packet+0x490/0x490
[  392.645031] 3*256kB (M) 
[  392.647727]  ? lock_downgrade+0x900/0x900
[  392.652996] 4*512kB 
[  392.655770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.660078] (M) 
[  392.662763]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.666895] 3*1024kB (UM) 
[  392.669257]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.674885] 3*2048kB 
[  392.676885]  ? addrconf_rs_timer+0x6f0/0x6f0
[  392.682320] (M) 
[  392.685190]  ndisc_alloc_skb+0x144/0x340
[  392.690620] 3*4096kB 
[  392.693134]  ndisc_send_rs+0x331/0x6e0
[  392.697528] (M) 
[  392.699585]  addrconf_rs_timer+0x3c0/0x6f0
[  392.703628] = 25252kB
[  392.703636] Node 0 
[  392.706067]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.709944] Normal: 
[  392.711942]  call_timer_fn+0x272/0x920
[  392.716158] 1016*4kB 
[  392.718607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.720834] (UME) 
[  392.725090]  ? process_timeout+0x40/0x40
[  392.727490] 348*8kB 
[  392.731510]  ? find_held_lock+0x36/0x1c0
[  392.731567]  ? __run_timers+0x7da/0xc70
[  392.733965] (UME) 
[  392.738222]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.740569] 167*16kB 
[  392.744646]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.746958] (UME) 
[  392.751098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.751115]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  392.755173] 68*32kB 
[  392.757336]  ? trace_hardirqs_on+0xbd/0x310
[  392.761820] (UME) 
[  392.764245]  ? kasan_check_read+0x11/0x20
[  392.768745] 21*64kB 
[  392.770914]  ? __run_timers+0x7da/0xc70
[  392.775703] (M) 6*128kB 
[  392.780317]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.782628] (UM) 
[  392.786979]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.789109] 1*256kB 
[  392.793270]  __run_timers+0x7e5/0xc70
[  392.795602] (U) 
[  392.799622]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  392.802276] 0*512kB 
[  392.807748]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.809805] 0*1024kB 
[  392.814191]  ? graph_lock+0x170/0x170
[  392.816500] 0*2048kB 0*4096kB 
[  392.820365]  ? enqueue_hrtimer+0x1a5/0x560
[  392.822337] = 14064kB
[  392.827730]  ? lock_release+0x970/0x970
[  392.830065] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  392.835092]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.837498] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  392.841316]  ? find_held_lock+0x36/0x1c0
[  392.844498] 503 total pagecache pages
[  392.848890]  ? graph_lock+0x170/0x170
[  392.851295] 0 pages in swap cache
[  392.855274]  ? pvclock_read_flags+0x160/0x160
[  392.864109] Swap cache stats: add 0, delete 0, find 0/0
[  392.869311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.877872] Free swap  = 0kB
[  392.881943]  ? check_preemption_disabled+0x48/0x200
[  392.885736] Total swap = 0kB
[  392.889795]  ? __lock_is_held+0xb5/0x140
[  392.893230] 1965979 pages RAM
[  392.897739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.903090] 0 pages HighMem/MovableOnly
[  392.903099] 343324 pages reserved
[  392.908670]  ? check_preemption_disabled+0x48/0x200
[  392.911679] 0 pages cma reserved
[  392.916776]  run_timer_softirq+0x52/0xb0
[  392.919876] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.923849]  ? rcu_read_lock_sched_held+0x108/0x120
[  392.923866]  __do_softirq+0x30b/0xad8
[  392.923892]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  392.927053] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.932568]  ? pvclock_read_flags+0x160/0x160
[  392.936530] syz-executor2 cpuset=
[  392.940028]  ? lapic_next_event+0x5a/0x90
[  392.945035] syz2
[  392.948412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.952465]  mems_allowed=0
[  392.958964]  ? check_preemption_disabled+0x48/0x200
[  393.011088]  ? check_preemption_disabled+0x48/0x200
[  393.016137]  ? kvm_clock_read+0x18/0x30
[  393.020134]  ? kvm_sched_clock_read+0x9/0x20
[  393.024688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.030262]  ? check_preemption_disabled+0x48/0x200
[  393.035331]  irq_exit+0x17f/0x1c0
[  393.038827]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.043798]  ? smp_reschedule_interrupt+0x109/0x650
[  393.048859]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.054783]  ? interrupt_entry+0xb5/0xf0
[  393.059035]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.064078]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.069355]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.074380]  ? trace_hardirqs_off+0x300/0x300
[  393.078894]  ? trace_hardirqs_off+0x300/0x300
[  393.083410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.089056]  ? check_preemption_disabled+0x48/0x200
[  393.094170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.099739]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.104622]  apic_timer_interrupt+0xf/0x20
[  393.108869]  </IRQ>
[  393.111126] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  393.116074] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  393.134995] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  393.142797] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  393.150089] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  393.157379] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  393.164664] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  393.172018] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  393.179353]  skb_clone+0x1bb/0x500
[  393.182917]  ? skb_split+0x11e0/0x11e0
[  393.186828]  ? preempt_notifier_register+0x200/0x200
[  393.191946]  ? __switch_to_asm+0x34/0x70
[  393.196020]  ? __switch_to_asm+0x34/0x70
[  393.200097]  ? __switch_to_asm+0x40/0x70
[  393.204172]  ? __switch_to_asm+0x34/0x70
[  393.208246]  ? __switch_to_asm+0x40/0x70
[  393.212323]  ? __switch_to_asm+0x40/0x70
[  393.216396]  ? __switch_to_asm+0x34/0x70
[  393.220471]  ? __switch_to_asm+0x34/0x70
[  393.224578]  ? __switch_to_asm+0x40/0x70
[  393.228656]  ? __switch_to_asm+0x34/0x70
[  393.232828]  bpf_clone_redirect+0xb9/0x490
[  393.237089]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  393.242214]  ? __sched_text_start+0x8/0x8
[  393.246377]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.251162]  ? find_held_lock+0x36/0x1c0
[  393.255251]  ? lock_acquire+0x1ed/0x520
[  393.259369]  ? bpf_test_run+0x32e/0x5a0
[  393.263369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.268922]  ? check_preemption_disabled+0x48/0x200
[  393.273963]  ? kasan_check_read+0x11/0x20
[  393.278217]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.283793]  ? rcu_bh_qs+0xc0/0xc0
[  393.287355]  ? preempt_schedule+0x4d/0x60
[  393.291524]  ? ___preempt_schedule+0x16/0x18
[  393.296183]  ? bpf_test_run+0x1c0/0x5a0
[  393.300182]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  393.305148]  ? netlink_diag_dump+0x2a0/0x2a0
[  393.309698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.315252]  ? bpf_test_init.isra.9+0x70/0x100
[  393.319858]  ? bpf_prog_test_run_skb+0x634/0xb40
[  393.324726]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  393.329606]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  393.335247]  ? fput+0x130/0x1a0
[  393.338708]  ? __bpf_prog_get+0x9b/0x290
[  393.342791]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  393.347654]  ? bpf_prog_test_run+0x130/0x1a0
[  393.352086]  ? __x64_sys_bpf+0x3d8/0x510
[  393.356168]  ? bpf_prog_get+0x20/0x20
[  393.360011]  ? do_syscall_64+0x1b9/0x820
[  393.364090]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  393.369473]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.374425]  ? trace_hardirqs_off+0x300/0x300
[  393.378944]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  393.383976]  ? recalc_sigpending_tsk+0x180/0x180
[  393.388747]  ? kasan_check_write+0x14/0x20
[  393.393007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.397946]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  393.403442] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  393.403570] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  393.410652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.410661] Call Trace:
[  393.417283] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.426522]  <IRQ>
[  393.429163] syz-executor4 cpuset=
[  393.439658]  dump_stack+0x1c4/0x2b4
[  393.441803] syz4
[  393.445278]  ? dump_stack_print_info.cold.2+0x52/0x52
[  393.448898]  mems_allowed=0
[  393.450893]  warn_alloc.cold.118+0xb7/0x1bd
[  393.463359]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.468238]  ? lock_downgrade+0x900/0x900
[  393.472416]  ? trace_hardirqs_off+0xb8/0x300
[  393.476856]  ? trace_hardirqs_off+0xb8/0x300
[  393.481308]  __alloc_pages_slowpath+0x2667/0x2d80
[  393.486206]  ? warn_alloc+0x120/0x120
[  393.490031]  ? warn_alloc+0x120/0x120
[  393.493869]  ? print_usage_bug+0xc0/0xc0
[  393.497962]  ? warn_alloc+0x120/0x120
[  393.501872]  ? print_usage_bug+0xc0/0xc0
[  393.506047]  ? __lock_acquire+0x7ec/0x4ec0
[  393.510305]  ? __lock_acquire+0x7ec/0x4ec0
[  393.514589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.520150]  ? should_fail+0x22d/0xd01
[  393.524069]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.529191]  ? __lock_acquire+0x7ec/0x4ec0
[  393.533449]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.538590]  ? __lock_acquire+0x7ec/0x4ec0
[  393.542843]  ? should_fail+0x22d/0xd01
[  393.546761]  ? mark_held_locks+0x130/0x130
[  393.551017]  ? mark_held_locks+0x130/0x130
[  393.555275]  ? graph_lock+0x170/0x170
[  393.559093]  ? graph_lock+0x170/0x170
[  393.562911]  ? graph_lock+0x170/0x170
[  393.566729]  ? print_usage_bug+0xc0/0xc0
[  393.570957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.576837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.582393]  ? check_preemption_disabled+0x48/0x200
[  393.587426]  ? check_preemption_disabled+0x48/0x200
[  393.592470]  ? __lock_is_held+0xb5/0x140
[  393.596584]  __alloc_pages_nodemask+0xa80/0xde0
[  393.601351]  ? graph_lock+0x170/0x170
[  393.605177]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  393.610213]  ? graph_lock+0x170/0x170
[  393.614051]  ? find_held_lock+0x36/0x1c0
[  393.618156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.622861]  ? lock_downgrade+0x900/0x900
[  393.627136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.632721]  cache_grow_begin+0x91/0x8c0
[  393.636816]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.641256]  fallback_alloc+0x203/0x2e0
[  393.645680]  ____cache_alloc_node+0x1c7/0x1e0
[  393.650210]  kmem_cache_alloc_node+0xe3/0x730
[  393.654819]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.659089]  __alloc_skb+0x119/0x770
[  393.662826]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.668126]  ? skb_scrub_packet+0x490/0x490
[  393.672466]  ? lock_downgrade+0x900/0x900
[  393.676642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.682203]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.687689]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.693164]  ? addrconf_rs_timer+0x6f0/0x6f0
[  393.697631]  ndisc_alloc_skb+0x144/0x340
[  393.701718]  ndisc_send_rs+0x331/0x6e0
[  393.705634]  addrconf_rs_timer+0x3c0/0x6f0
[  393.709897]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.714166]  call_timer_fn+0x272/0x920
[  393.718163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.722419]  ? process_timeout+0x40/0x40
[  393.726604]  ? find_held_lock+0x36/0x1c0
[  393.730703]  ? mark_held_locks+0xc7/0x130
[  393.734876]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.739385]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.743895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.748149]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  393.752754]  ? trace_hardirqs_on+0xbd/0x310
[  393.757093]  ? kasan_check_read+0x11/0x20
[  393.761259]  ? __run_timers+0x7da/0xc70
[  393.765250]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.770729]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.775069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.779326]  __run_timers+0x7e5/0xc70
[  393.783163]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  393.788573]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  393.793615]  ? graph_lock+0x170/0x170
[  393.797437]  ? print_usage_bug+0xc0/0xc0
[  393.801511]  ? lock_release+0x970/0x970
[  393.805565]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  393.810855]  ? find_held_lock+0x36/0x1c0
[  393.814939]  ? graph_lock+0x170/0x170
[  393.818762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.824316]  ? check_preemption_disabled+0x48/0x200
[  393.829361]  ? __lock_is_held+0xb5/0x140
[  393.833440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.838991]  ? check_preemption_disabled+0x48/0x200
[  393.844031]  run_timer_softirq+0x52/0xb0
[  393.848123]  ? rcu_read_lock_sched_held+0x108/0x120
[  393.853172]  __do_softirq+0x30b/0xad8
[  393.857000]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  393.862126]  ? pvclock_read_flags+0x160/0x160
[  393.866799]  ? lapic_next_event+0x5a/0x90
[  393.870963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.876644]  ? check_preemption_disabled+0x48/0x200
[  393.881687]  ? check_preemption_disabled+0x48/0x200
[  393.886726]  ? kvm_clock_read+0x18/0x30
[  393.890717]  ? kvm_sched_clock_read+0x9/0x20
[  393.895144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.900695]  ? check_preemption_disabled+0x48/0x200
[  393.905742]  irq_exit+0x17f/0x1c0
[  393.909215]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.914077]  ? smp_reschedule_interrupt+0x109/0x650
[  393.919117]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.925019]  ? interrupt_entry+0xb5/0xf0
[  393.929100]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.934134]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.939172]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.944037]  ? trace_hardirqs_off+0x300/0x300
[  393.948578]  ? trace_hardirqs_off+0x300/0x300
[  393.953184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.958811]  ? check_preemption_disabled+0x48/0x200
[  393.963851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.969416]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.974289]  apic_timer_interrupt+0xf/0x20
[  393.978564]  </IRQ>
[  393.980831] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  393.986230] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  394.005164] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  394.012911] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  394.020215] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  394.027508] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  394.034854] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  394.042244] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  394.049594]  ? arch_local_irq_restore+0x45/0x52
[  394.054383]  dump_stack+0x26a/0x2b4
[  394.058033]  ? dump_stack_print_info.cold.2+0x52/0x52
[  394.063336]  ? mark_held_locks+0x130/0x130
[  394.067642]  ? mark_held_locks+0x130/0x130
[  394.071989]  dump_header+0x27b/0xf72
[  394.075737]  ? pagefault_out_of_memory+0x197/0x197
[  394.080691]  ? mark_held_locks+0x130/0x130
[  394.084942]  ? __lock_acquire+0x7ec/0x4ec0
[  394.089196]  ? print_usage_bug+0xc0/0xc0
[  394.093283]  ? graph_lock+0x170/0x170
[  394.097098]  ? graph_lock+0x170/0x170
[  394.100923]  ? print_usage_bug+0xc0/0xc0
[  394.105000]  ? print_usage_bug+0xc0/0xc0
[  394.109089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.114650]  ? find_held_lock+0x36/0x1c0
[  394.118757]  ? mark_held_locks+0xc7/0x130
[  394.122926]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  394.128046]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  394.133183]  ? lockdep_hardirqs_on+0x421/0x5c0
[  394.137785]  ? trace_hardirqs_on+0xbd/0x310
[  394.142193]  ? kasan_check_read+0x11/0x20
[  394.146439]  ? ___ratelimit+0x36f/0x655
[  394.150523]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.156026]  ? trace_hardirqs_on+0x310/0x310
[  394.160464]  ? lock_downgrade+0x900/0x900
[  394.164637]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  394.169762]  ? ___ratelimit+0xaa/0x655
[  394.173673]  ? idr_get_free+0xec0/0xec0
[  394.177859]  ? kasan_check_write+0x14/0x20
[  394.182118]  ? do_raw_spin_lock+0xc1/0x200
[  394.186382]  oom_kill_process.cold.27+0x10/0x903
[  394.191231]  ? graph_lock+0x170/0x170
[  394.195050]  ? _raw_spin_unlock+0x2c/0x50
[  394.199223]  ? oom_badness+0xe6/0xaa0
[  394.203055]  ? oom_evaluate_task+0x540/0x540
[  394.207506]  ? find_held_lock+0x36/0x1c0
[  394.211638]  ? out_of_memory+0x974/0x14c0
[  394.215910]  ? lock_downgrade+0x900/0x900
[  394.220175]  ? check_preemption_disabled+0x48/0x200
[  394.225240]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  394.231142]  ? kasan_check_read+0x11/0x20
[  394.235466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  394.240773]  ? rcu_bh_qs+0xc0/0xc0
[  394.244424]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  394.249462]  ? oom_evaluate_task+0x302/0x540
[  394.253893]  out_of_memory+0xa86/0x14c0
[  394.257896]  ? oom_killer_disable+0x3a0/0x3a0
[  394.262498]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  394.267449]  ? __mutex_add_waiter+0x2a0/0x2a0
[  394.271984]  __alloc_pages_slowpath+0x2318/0x2d80
[  394.276888]  ? warn_alloc+0x120/0x120
[  394.280716]  ? lock_downgrade+0x900/0x900
[  394.284892]  ? print_usage_bug+0xc0/0xc0
[  394.289067]  ? warn_alloc+0x120/0x120
[  394.292886]  ? print_usage_bug+0xc0/0xc0
[  394.296966]  ? debug_check_no_obj_freed+0x305/0x58d
[  394.302000]  ? print_usage_bug+0xc0/0xc0
[  394.306171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.311729]  ? should_fail+0x22d/0xd01
[  394.315641]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.320766]  ? __lock_acquire+0x7ec/0x4ec0
[  394.325050]  ? __lock_is_held+0xb5/0x140
[  394.329150]  ? graph_lock+0x170/0x170
[  394.332976]  ? ___might_sleep+0x1ed/0x300
[  394.337144]  ? lock_release+0x970/0x970
[  394.341138]  ? arch_local_save_flags+0x40/0x40
[  394.345753]  ? __might_sleep+0x95/0x190
[  394.349750]  __alloc_pages_nodemask+0xa80/0xde0
[  394.354441]  ? graph_lock+0x170/0x170
[  394.358266]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  394.363294]  ? graph_lock+0x170/0x170
[  394.367130]  ? mark_held_locks+0xc7/0x130
[  394.371304]  ? find_held_lock+0x36/0x1c0
[  394.375391]  ? cache_grow_begin+0x5a4/0x8c0
[  394.379736]  ? lockdep_hardirqs_on+0x421/0x5c0
[  394.384341]  ? trace_hardirqs_on+0xbd/0x310
[  394.388684]  ? fallback_alloc+0x203/0x2e0
[  394.392854]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.398326]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  394.404073]  cache_grow_begin+0x91/0x8c0
[  394.408158]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.412615]  fallback_alloc+0x203/0x2e0
[  394.416624]  ____cache_alloc_node+0x1c7/0x1e0
[  394.421143]  kmem_cache_alloc_node_trace+0xe7/0x740
[  394.426296]  __kmalloc_node_track_caller+0x33/0x70
[  394.431251]  __kmalloc_reserve.isra.39+0x41/0xe0
[  394.436032]  __alloc_skb+0x155/0x770
[  394.439774]  ? skb_scrub_packet+0x490/0x490
[  394.444119]  ? if_nlmsg_size+0x5d1/0xbb0
[  394.448207]  ? nla_put_ifalias+0x170/0x170
[  394.452471]  ? softnet_seq_show+0x470/0x470
[  394.456810]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  394.461848]  ? netif_tx_stop_all_queues+0xd9/0x110
[  394.466801]  rtmsg_ifinfo_build_skb+0x74/0x190
[  394.471407]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  394.476277]  rtmsg_ifinfo+0x8c/0xa0
[  394.480002]  dev_close_many+0x3be/0x860
[  394.484101]  ? unlist_netdevice+0x670/0x670
[  394.488444]  ? find_held_lock+0x36/0x1c0
[  394.492561]  ? __queue_work+0x6be/0x1440
[  394.496648]  ? lock_downgrade+0x900/0x900
[  394.500841]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.506399]  ? rtnl_is_locked+0xb5/0xf0
[  394.510393]  ? rtnl_trylock+0x20/0x20
[  394.514212]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.518644]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  394.523290]  rollback_registered_many+0x56e/0x1240
[  394.528322]  ? generic_xdp_install+0x4c0/0x4c0
[  394.532934]  ? max_active_store+0x170/0x170
[  394.537348]  ? graph_lock+0x170/0x170
[  394.541168]  ? print_usage_bug+0xc0/0xc0
[  394.545247]  ? print_usage_bug+0xc0/0xc0
[  394.549330]  ? kfree_skbmem+0x154/0x230
[  394.553321]  ? graph_lock+0x170/0x170
[  394.557140]  ? print_usage_bug+0xc0/0xc0
[  394.561311]  ? find_held_lock+0x36/0x1c0
[  394.565402]  ? mark_held_locks+0xc7/0x130
[  394.569600]  rollback_registered+0x1e9/0x420
[  394.574030]  ? lockdep_hardirqs_on+0x351/0x5c0
[  394.578634]  ? rollback_registered_many+0x1240/0x1240
[  394.583849]  ? trace_hardirqs_on+0xbd/0x310
[  394.588204]  ? linkwatch_schedule_work+0x150/0x170
[  394.593165]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.598650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.604214]  ? rtnl_is_locked+0xb5/0xf0
[  394.608367]  ? rtnl_trylock+0x20/0x20
[  394.612192]  ? queue_delayed_work_on+0x130/0x1f0
[  394.616981]  unregister_netdevice_queue+0x321/0x5e0
[  394.622113]  ? rollback_registered+0x420/0x420
[  394.626721]  ? linkwatch_schedule_work+0x170/0x170
[  394.631671]  ? tun_show_owner+0x170/0x170
[  394.635953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.641612]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  394.647239]  ? __tun_detach+0x6ba/0x15c0
[  394.651331]  __tun_detach+0x11b8/0x15c0
[  394.655326]  ? __call_rcu.constprop.69+0x429/0xbc0
[  394.660283]  ? tun_attach+0x1770/0x1770
[  394.664279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.669839]  ? check_preemption_disabled+0x48/0x200
[  394.674975]  ? graph_lock+0x170/0x170
[  394.678795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.684352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.689907]  ? locks_remove_file+0x3c6/0x5c0
[  394.694463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.700160]  ? ima_file_free+0x132/0x650
[  394.704250]  ? __lock_is_held+0xb5/0x140
[  394.708336]  ? __tun_detach+0x15c0/0x15c0
[  394.712509]  ? __tun_detach+0x15c0/0x15c0
[  394.716713]  tun_chr_close+0xe3/0x180
[  394.720574]  __fput+0x385/0xa30
[  394.723884]  ? get_max_files+0x20/0x20
[  394.727793]  ? ___might_sleep+0x1ed/0x300
[  394.731965]  ? arch_local_save_flags+0x40/0x40
[  394.736661]  ____fput+0x15/0x20
[  394.739960]  task_work_run+0x1e8/0x2a0
[  394.743941]  ? task_work_cancel+0x240/0x240
[  394.748289]  ? switch_task_namespaces+0xb8/0xd0
[  394.752980]  do_exit+0x1ad7/0x2610
[  394.756580]  ? mm_update_next_owner+0x990/0x990
[  394.761271]  ? print_usage_bug+0xc0/0xc0
[  394.765361]  ? __lock_acquire+0x7ec/0x4ec0
[  394.769617]  ? find_held_lock+0x36/0x1c0
[  394.773705]  ? __lock_acquire+0x7ec/0x4ec0
[  394.778498]  ? mark_held_locks+0x130/0x130
[  394.782840]  ? lock_acquire+0x1ed/0x520
[  394.786839]  ? mark_held_locks+0x130/0x130
[  394.791090]  ? arch_local_save_flags+0x40/0x40
[  394.795689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.801262]  ? __mutex_lock+0x872/0x1710
[  394.805342]  ? __switch_to_asm+0x40/0x70
[  394.809420]  ? __switch_to_asm+0x34/0x70
[  394.813501]  ? pipe_wait+0x266/0x2c0
[  394.817275]  ? mutex_trylock+0x2b0/0x2b0
[  394.821628]  ? graph_lock+0x170/0x170
[  394.825450]  ? find_held_lock+0x36/0x1c0
[  394.829563]  ? memset+0x31/0x40
[  394.832891]  ? find_held_lock+0x36/0x1c0
[  394.836978]  ? get_signal+0x95b/0x1980
[  394.840886]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.845401]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.849923]  do_group_exit+0x177/0x440
[  394.853837]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.859306]  ? __ia32_sys_exit+0x50/0x50
[  394.863398]  get_signal+0x8b0/0x1980
[  394.867144]  ? ptrace_notify+0x130/0x130
[  394.871226]  ? finish_wait+0x430/0x430
[  394.875133]  ? graph_lock+0x170/0x170
[  394.878960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.884516]  ? pipe_read+0x702/0x940
[  394.888276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.893843]  do_signal+0x9c/0x21e0
[  394.897405]  ? __vfs_read+0x11f/0x9b0
[  394.901231]  ? vfs_copy_file_range+0xb90/0xb90
[  394.905829]  ? setup_sigcontext+0x7d0/0x7d0
[  394.910189]  ? exit_to_usermode_loop+0x8c/0x380
[  394.914894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.920613]  exit_to_usermode_loop+0x2e5/0x380
[  394.925221]  ? syscall_slow_exit_work+0x520/0x520
[  394.930085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.935653]  do_syscall_64+0x6be/0x820
[  394.939586]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  394.944978]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.949921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.954783]  ? trace_hardirqs_off+0x300/0x300
[  394.959303]  ? prepare_exit_to_usermode+0x291/0x3b0
[  394.964341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.969211]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  394.974415] RIP: 0033:0x410e10
[  394.977630] Code: Bad RIP value.
[  394.981180] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  394.988906] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  394.996190] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  395.003471] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  395.010757] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  395.018128] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  395.025447] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  395.025453] warn_alloc_show_mem: 1 callbacks suppressed
[  395.025461] Mem-Info:
[  395.032759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.038142] active_anon:46161 inactive_anon:461 isolated_anon:0
[  395.038142]  active_file:19 inactive_file:16 isolated_file:0
[  395.038142]  unevictable:0 dirty:0 writeback:0 unstable:0
[  395.038142]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  395.038142]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  395.038142]  free:13785 free_pcp:397 free_cma:0
[  395.040530] Call Trace:
[  395.049962] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  395.082828]  <IRQ>
[  395.085418] Node 0 
[  395.113193]  dump_stack+0x1c4/0x2b4
[  395.115356] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  395.117674]  ? dump_stack_print_info.cold.2+0x52/0x52
[  395.121379] lowmem_reserve[]:
[  395.146994]  warn_alloc.cold.118+0xb7/0x1bd
[  395.152163]  0 2815
[  395.155291]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.159603]  6318
[  395.161860]  ? lock_downgrade+0x900/0x900
[  395.166692]  6318
[  395.168771]  ? trace_hardirqs_off+0xb8/0x300
[  395.172905] Node 0 
[  395.174983]  ? trace_hardirqs_off+0xb8/0x300
[  395.179403] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  395.181652]  __alloc_pages_slowpath+0x2667/0x2d80
[  395.186041] lowmem_reserve[]: 0
[  395.213246]  ? warn_alloc+0x120/0x120
[  395.218064]  0
[  395.221352]  ? trace_hardirqs_on+0x310/0x310
[  395.225142]  3503
[  395.226959]  ? warn_alloc+0x120/0x120
[  395.231353]  3503
[  395.233435]  ? print_usage_bug+0xc0/0xc0
[  395.237293] Node 0 
[  395.239369]  ? warn_alloc+0x120/0x120
[  395.243445] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  395.245667]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  395.249449] lowmem_reserve[]: 0
[  395.278104]  ? print_usage_bug+0xc0/0xc0
[  395.283112]  0
[  395.286406]  ? __lock_acquire+0x7ec/0x4ec0
[  395.290450]  0 0
[  395.292401]  ? __lock_acquire+0x7ec/0x4ec0
[  395.296629] Node 0 
[  395.298623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.302855] DMA: 
[  395.305105]  ? should_fail+0x22d/0xd01
[  395.310631] 1*4kB 
[  395.312708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.316596] (U) 
[  395.318758]  ? __lock_acquire+0x7ec/0x4ec0
[  395.323849] 0*8kB 0*16kB 
[  395.325848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.330070] 1*32kB (U) 
[  395.332846]  ? __lock_acquire+0x7ec/0x4ec0
[  395.337934] 2*64kB (U) 
[  395.340565]  ? should_fail+0x22d/0xd01
[  395.340582]  ? print_usage_bug+0xc0/0xc0
[  395.344939] 1*128kB 
[  395.347574]  ? mark_held_locks+0x130/0x130
[  395.351440] (U) 
[  395.355511]  ? mark_held_locks+0x130/0x130
[  395.357822] 1*256kB (U) 
[  395.362080]  ? graph_lock+0x170/0x170
[  395.364047] 0*512kB 1*1024kB 
[  395.368303]  ? print_usage_bug+0xc0/0xc0
[  395.370965] (U) 
[  395.374776]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.377873] 1*2048kB 
[  395.381943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.383908] (M) 
[  395.388803]  ? check_preemption_disabled+0x48/0x200
[  395.391205] 3*4096kB 
[  395.396750]  ? check_preemption_disabled+0x48/0x200
[  395.398716] (M) 
[  395.403748]  ? __lock_is_held+0xb5/0x140
[  395.406136] = 15908kB
[  395.406144] Node 0 
[  395.411174]  __alloc_pages_nodemask+0xa80/0xde0
[  395.413139] DMA32: 
[  395.417209]  ? graph_lock+0x170/0x170
[  395.419612] 3*4kB 
[  395.421856]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  395.426513] (M) 
[  395.428793]  ? graph_lock+0x170/0x170
[  395.432698] 1*8kB 
[  395.434866]  ? find_held_lock+0x36/0x1c0
[  395.439866] (M) 
[  395.441861]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.445731] 3*16kB 
[  395.447888]  ? lock_downgrade+0x900/0x900
[  395.451939] (UM) 
[  395.453930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.458610] 3*32kB (UM) 
[  395.460870]  cache_grow_begin+0x91/0x8c0
[  395.465002] 2*64kB (UM) 
[  395.467087]  ? do_raw_spin_unlock+0xa7/0x2f0
[  395.472614] 5*128kB (UM) 
[  395.475397]  fallback_alloc+0x203/0x2e0
[  395.479448] 3*256kB 
[  395.482136]  ____cache_alloc_node+0x1c7/0x1e0
[  395.486635] (M) 
[  395.489408]  kmem_cache_alloc_node+0xe3/0x730
[  395.493363] 4*512kB (M) 
[  395.495708]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.500191] 3*1024kB (UM) 
[  395.502194]  __alloc_skb+0x119/0x770
[  395.506672] 3*2048kB (M) 
[  395.509437]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.513731] 3*4096kB 
[  395.516616]  ? skb_scrub_packet+0x490/0x490
[  395.520315] (M) 
[  395.523087]  ? lock_downgrade+0x900/0x900
[  395.528352] = 25252kB
[  395.530779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.535088] Node 0 
[  395.537077]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.537095]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.541232] Normal: 1016*4kB 
[  395.543665]  ? addrconf_rs_timer+0x6f0/0x6f0
[  395.549190] (UME) 
[  395.551450]  ndisc_alloc_skb+0x144/0x340
[  395.557092] 348*8kB 
[  395.562586]  ndisc_send_rs+0x331/0x6e0
[  395.565679] (UME) 
[  395.570191]  addrconf_rs_timer+0x3c0/0x6f0
[  395.572414] 167*16kB 
[  395.576486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.578869] (UME) 
[  395.582774]  call_timer_fn+0x272/0x920
[  395.584909] 68*32kB 
[  395.589186]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.591720] (UME) 
[  395.595981]  ? process_timeout+0x40/0x40
[  395.598119] 21*64kB 
[  395.602017]  ? find_held_lock+0x36/0x1c0
[  395.604332] (M) 
[  395.608706]  ? __run_timers+0x7da/0xc70
[  395.610839] 6*128kB (UM) 
[  395.614923]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.617233] 1*256kB (U) 
[  395.621401]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.623386] 0*512kB 0*1024kB 
[  395.627406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.627424]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  395.630171] 0*2048kB 0*4096kB 
[  395.634689]  ? trace_hardirqs_on+0xbd/0x310
[  395.637349] = 14064kB
[  395.641851]  ? kasan_check_read+0x11/0x20
[  395.645374] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  395.649708]  ? __run_timers+0x7da/0xc70
[  395.654287] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  395.657608]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.661919] 503 total pagecache pages
[  395.664428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.668743] 0 pages in swap cache
[  395.677611]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.681595] Swap cache stats: add 0, delete 0, find 0/0
[  395.690182]  __run_timers+0x7e5/0xc70
[  395.695622] Free swap  = 0kB
[  395.699446]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  395.703652] Total swap = 0kB
[  395.703661] 1965979 pages RAM
[  395.707127]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.711345] 0 pages HighMem/MovableOnly
[  395.711354] 343324 pages reserved
[  395.716727]  ? graph_lock+0x170/0x170
[  395.720602] 0 pages cma reserved
[  395.720691] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.723643]  ? enqueue_hrtimer+0x1a5/0x560
[  395.723656]  ? lock_release+0x970/0x970
[  395.723674]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  395.729108] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.732193]  ? find_held_lock+0x36/0x1c0
[  395.735805] syz-executor2 cpuset=syz2 mems_allowed=0
[  395.795115]  ? graph_lock+0x170/0x170
[  395.798934]  ? pvclock_read_flags+0x160/0x160
[  395.803442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.808991]  ? check_preemption_disabled+0x48/0x200
[  395.814028]  ? __lock_is_held+0xb5/0x140
[  395.818099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.823641]  ? check_preemption_disabled+0x48/0x200
[  395.828674]  run_timer_softirq+0x52/0xb0
[  395.832746]  ? rcu_read_lock_sched_held+0x108/0x120
[  395.837786]  __do_softirq+0x30b/0xad8
[  395.841619]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  395.846737]  ? pvclock_read_flags+0x160/0x160
[  395.851241]  ? lapic_next_event+0x5a/0x90
[  395.855393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.860930]  ? check_preemption_disabled+0x48/0x200
[  395.865945]  ? check_preemption_disabled+0x48/0x200
[  395.870969]  ? kvm_clock_read+0x18/0x30
[  395.874944]  ? kvm_sched_clock_read+0x9/0x20
[  395.879355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.884891]  ? check_preemption_disabled+0x48/0x200
[  395.889921]  irq_exit+0x17f/0x1c0
[  395.893378]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.898221]  ? smp_reschedule_interrupt+0x109/0x650
[  395.903243]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.909133]  ? interrupt_entry+0xb5/0xf0
[  395.913194]  ? trace_hardirqs_off_caller+0xbb/0x300
[  395.918213]  ? trace_hardirqs_off_caller+0xbb/0x300
[  395.923237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.928080]  ? trace_hardirqs_off+0x300/0x300
[  395.932579]  ? trace_hardirqs_off+0x300/0x300
[  395.937079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.942621]  ? check_preemption_disabled+0x48/0x200
[  395.947640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.953189]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.958045]  apic_timer_interrupt+0xf/0x20
[  395.962274]  </IRQ>
[  395.964514] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  395.969451] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  395.988358] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  395.996071] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  396.003342] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  396.010608] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  396.017878] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  396.025150] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  396.032468]  skb_clone+0x1bb/0x500
[  396.036012]  ? skb_split+0x11e0/0x11e0
[  396.039903]  ? preempt_notifier_register+0x200/0x200
[  396.045005]  ? __switch_to_asm+0x34/0x70
[  396.049067]  ? __switch_to_asm+0x34/0x70
[  396.053127]  ? __switch_to_asm+0x40/0x70
[  396.057187]  ? __switch_to_asm+0x34/0x70
[  396.061246]  ? __switch_to_asm+0x40/0x70
[  396.065324]  ? __switch_to_asm+0x40/0x70
[  396.069402]  ? __switch_to_asm+0x34/0x70
[  396.073470]  ? __switch_to_asm+0x34/0x70
[  396.077529]  ? __switch_to_asm+0x40/0x70
[  396.081600]  ? __switch_to_asm+0x34/0x70
[  396.085675]  bpf_clone_redirect+0xb9/0x490
[  396.089921]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  396.094949]  ? __sched_text_start+0x8/0x8
[  396.099101]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  396.103963]  ? find_held_lock+0x36/0x1c0
[  396.108033]  ? lock_acquire+0x1ed/0x520
[  396.112009]  ? bpf_test_run+0x32e/0x5a0
[  396.115986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.121522]  ? check_preemption_disabled+0x48/0x200
[  396.126583]  ? kasan_check_read+0x11/0x20
[  396.130736]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  396.136018]  ? rcu_bh_qs+0xc0/0xc0
[  396.139572]  ? preempt_schedule+0x4d/0x60
[  396.143726]  ? ___preempt_schedule+0x16/0x18
[  396.148146]  ? bpf_test_run+0x1c0/0x5a0
[  396.152123]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  396.156973]  ? netlink_diag_dump+0x2a0/0x2a0
[  396.161385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.166920]  ? bpf_test_init.isra.9+0x70/0x100
[  396.171507]  ? bpf_prog_test_run_skb+0x634/0xb40
[  396.176286]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  396.181129]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  396.186670]  ? fput+0x130/0x1a0
[  396.189950]  ? __bpf_prog_get+0x9b/0x290
[  396.194013]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  396.198858]  ? bpf_prog_test_run+0x130/0x1a0
[  396.203270]  ? __x64_sys_bpf+0x3d8/0x510
[  396.207331]  ? bpf_prog_get+0x20/0x20
[  396.211158]  ? do_syscall_64+0x1b9/0x820
[  396.215218]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  396.220585]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.225517]  ? trace_hardirqs_off+0x300/0x300
[  396.230021]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  396.235035]  ? recalc_sigpending_tsk+0x180/0x180
[  396.239792]  ? kasan_check_write+0x14/0x20
[  396.244032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.248884]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  396.254268] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  396.254354] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.261458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.261467] Call Trace:
[  396.268044] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.277305]  <IRQ>
[  396.279889] syz-executor4 cpuset=
[  396.290367]  dump_stack+0x1c4/0x2b4
[  396.292499] syz4
[  396.295950]  ? dump_stack_print_info.cold.2+0x52/0x52
[  396.299565]  mems_allowed=0
[  396.301543]  warn_alloc.cold.118+0xb7/0x1bd
[  396.313931]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.318780]  ? lock_downgrade+0x900/0x900
[  396.322936]  ? trace_hardirqs_off+0xb8/0x300
[  396.327355]  ? trace_hardirqs_off+0xb8/0x300
[  396.331796]  __alloc_pages_slowpath+0x2667/0x2d80
[  396.336675]  ? warn_alloc+0x120/0x120
[  396.340482]  ? warn_alloc+0x120/0x120
[  396.344287]  ? print_usage_bug+0xc0/0xc0
[  396.348348]  ? warn_alloc+0x120/0x120
[  396.352153]  ? print_usage_bug+0xc0/0xc0
[  396.356221]  ? __lock_acquire+0x7ec/0x4ec0
[  396.360461]  ? __lock_acquire+0x7ec/0x4ec0
[  396.364702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.370242]  ? should_fail+0x22d/0xd01
[  396.374136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.379241]  ? __lock_acquire+0x7ec/0x4ec0
[  396.383481]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.388600]  ? __lock_acquire+0x7ec/0x4ec0
[  396.392850]  ? should_fail+0x22d/0xd01
[  396.396747]  ? mark_held_locks+0x130/0x130
[  396.400988]  ? mark_held_locks+0x130/0x130
[  396.405226]  ? graph_lock+0x170/0x170
[  396.409025]  ? graph_lock+0x170/0x170
[  396.412828]  ? graph_lock+0x170/0x170
[  396.416631]  ? print_usage_bug+0xc0/0xc0
[  396.420691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.426227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.431763]  ? check_preemption_disabled+0x48/0x200
[  396.436777]  ? check_preemption_disabled+0x48/0x200
[  396.441807]  ? __lock_is_held+0xb5/0x140
[  396.445875]  __alloc_pages_nodemask+0xa80/0xde0
[  396.450554]  ? graph_lock+0x170/0x170
[  396.454361]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  396.459376]  ? graph_lock+0x170/0x170
[  396.463192]  ? find_held_lock+0x36/0x1c0
[  396.467269]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.471938]  ? lock_downgrade+0x900/0x900
[  396.476103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.481666]  cache_grow_begin+0x91/0x8c0
[  396.485731]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.490150]  fallback_alloc+0x203/0x2e0
[  396.494134]  ____cache_alloc_node+0x1c7/0x1e0
[  396.498639]  kmem_cache_alloc_node+0xe3/0x730
[  396.503139]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.507385]  __alloc_skb+0x119/0x770
[  396.511107]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  396.516389]  ? skb_scrub_packet+0x490/0x490
[  396.520714]  ? lock_downgrade+0x900/0x900
[  396.524875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.530419]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.535915]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.541371]  ? addrconf_rs_timer+0x6f0/0x6f0
[  396.545795]  ndisc_alloc_skb+0x144/0x340
[  396.549866]  ndisc_send_rs+0x331/0x6e0
[  396.553764]  addrconf_rs_timer+0x3c0/0x6f0
[  396.558011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.562265]  call_timer_fn+0x272/0x920
[  396.566157]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.570400]  ? process_timeout+0x40/0x40
[  396.574465]  ? find_held_lock+0x36/0x1c0
[  396.578558]  ? mark_held_locks+0xc7/0x130
[  396.582727]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.587229]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.591732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.595970]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  396.600565]  ? trace_hardirqs_on+0xbd/0x310
[  396.604892]  ? kasan_check_read+0x11/0x20
[  396.609045]  ? __run_timers+0x7da/0xc70
[  396.613033]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.618499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.622741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.626976]  __run_timers+0x7e5/0xc70
[  396.630795]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  396.636161]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  396.641181]  ? graph_lock+0x170/0x170
[  396.644990]  ? print_usage_bug+0xc0/0xc0
[  396.649055]  ? lock_release+0x970/0x970
[  396.653036]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  396.658246]  ? find_held_lock+0x36/0x1c0
[  396.662320]  ? graph_lock+0x170/0x170
[  396.666138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.671690]  ? check_preemption_disabled+0x48/0x200
[  396.676732]  ? __lock_is_held+0xb5/0x140
[  396.680808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.686350]  ? check_preemption_disabled+0x48/0x200
[  396.691384]  run_timer_softirq+0x52/0xb0
[  396.695448]  ? rcu_read_lock_sched_held+0x108/0x120
[  396.700486]  __do_softirq+0x30b/0xad8
[  396.704301]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  396.709410]  ? pvclock_read_flags+0x160/0x160
[  396.713908]  ? lapic_next_event+0x5a/0x90
[  396.718082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.723621]  ? check_preemption_disabled+0x48/0x200
[  396.728635]  ? check_preemption_disabled+0x48/0x200
[  396.733678]  ? kvm_clock_read+0x18/0x30
[  396.737656]  ? kvm_sched_clock_read+0x9/0x20
[  396.742087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.747628]  ? check_preemption_disabled+0x48/0x200
[  396.752656]  irq_exit+0x17f/0x1c0
[  396.756115]  smp_apic_timer_interrupt+0x1cb/0x760
[  396.760957]  ? smp_reschedule_interrupt+0x109/0x650
[  396.765977]  ? smp_call_function_single_interrupt+0x650/0x650
[  396.771863]  ? interrupt_entry+0xb5/0xf0
[  396.776439]  ? trace_hardirqs_off_caller+0xbb/0x300
[  396.781454]  ? trace_hardirqs_off_caller+0xbb/0x300
[  396.786477]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.791322]  ? trace_hardirqs_off+0x300/0x300
[  396.795819]  ? trace_hardirqs_off+0x300/0x300
[  396.800316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.805856]  ? check_preemption_disabled+0x48/0x200
[  396.810873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.816426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.821281]  apic_timer_interrupt+0xf/0x20
[  396.825509]  </IRQ>
[  396.827759] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  396.833037] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  396.851939] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  396.859652] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  396.866919] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  396.874193] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  396.881459] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  396.888725] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  396.896022]  ? arch_local_irq_restore+0x45/0x52
[  396.900713]  dump_stack+0x26a/0x2b4
[  396.904346]  ? dump_stack_print_info.cold.2+0x52/0x52
[  396.909547]  ? mark_held_locks+0x130/0x130
[  396.913783]  ? mark_held_locks+0x130/0x130
[  396.918029]  dump_header+0x27b/0xf72
[  396.921762]  ? pagefault_out_of_memory+0x197/0x197
[  396.926700]  ? mark_held_locks+0x130/0x130
[  396.930934]  ? __lock_acquire+0x7ec/0x4ec0
[  396.935177]  ? print_usage_bug+0xc0/0xc0
[  396.939245]  ? graph_lock+0x170/0x170
[  396.943045]  ? graph_lock+0x170/0x170
[  396.946850]  ? print_usage_bug+0xc0/0xc0
[  396.950915]  ? print_usage_bug+0xc0/0xc0
[  396.954996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.960551]  ? find_held_lock+0x36/0x1c0
[  396.964623]  ? mark_held_locks+0xc7/0x130
[  396.968778]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  396.973884]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  396.978987]  ? lockdep_hardirqs_on+0x421/0x5c0
[  396.983574]  ? trace_hardirqs_on+0xbd/0x310
[  396.987900]  ? kasan_check_read+0x11/0x20
[  396.992048]  ? ___ratelimit+0x36f/0x655
[  396.996031]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.001486]  ? trace_hardirqs_on+0x310/0x310
[  397.005896]  ? lock_downgrade+0x900/0x900
[  397.010054]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  397.015165]  ? ___ratelimit+0xaa/0x655
[  397.019054]  ? idr_get_free+0xec0/0xec0
[  397.023038]  ? kasan_check_write+0x14/0x20
[  397.027292]  ? do_raw_spin_lock+0xc1/0x200
[  397.031546]  oom_kill_process.cold.27+0x10/0x903
[  397.036322]  ? graph_lock+0x170/0x170
[  397.040135]  ? _raw_spin_unlock+0x2c/0x50
[  397.044281]  ? oom_badness+0xe6/0xaa0
[  397.048091]  ? oom_evaluate_task+0x540/0x540
[  397.052514]  ? find_held_lock+0x36/0x1c0
[  397.056603]  ? out_of_memory+0x974/0x14c0
[  397.060764]  ? lock_downgrade+0x900/0x900
[  397.064917]  ? check_preemption_disabled+0x48/0x200
[  397.069944]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  397.075739]  ? kasan_check_read+0x11/0x20
[  397.079892]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.085175]  ? rcu_bh_qs+0xc0/0xc0
[  397.088720]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.093736]  ? oom_evaluate_task+0x302/0x540
[  397.098148]  out_of_memory+0xa86/0x14c0
[  397.102134]  ? oom_killer_disable+0x3a0/0x3a0
[  397.106641]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  397.111578]  ? __mutex_add_waiter+0x2a0/0x2a0
[  397.116090]  __alloc_pages_slowpath+0x2318/0x2d80
[  397.120968]  ? warn_alloc+0x120/0x120
[  397.124770]  ? lock_downgrade+0x900/0x900
[  397.128921]  ? print_usage_bug+0xc0/0xc0
[  397.132981]  ? warn_alloc+0x120/0x120
[  397.136781]  ? print_usage_bug+0xc0/0xc0
[  397.140844]  ? debug_check_no_obj_freed+0x305/0x58d
[  397.145878]  ? print_usage_bug+0xc0/0xc0
[  397.149946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.155483]  ? should_fail+0x22d/0xd01
[  397.159376]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.164482]  ? __lock_acquire+0x7ec/0x4ec0
[  397.168747]  ? __lock_is_held+0xb5/0x140
[  397.172826]  ? graph_lock+0x170/0x170
[  397.176643]  ? ___might_sleep+0x1ed/0x300
[  397.180806]  ? lock_release+0x970/0x970
[  397.184797]  ? arch_local_save_flags+0x40/0x40
[  397.189415]  ? __might_sleep+0x95/0x190
[  397.193415]  __alloc_pages_nodemask+0xa80/0xde0
[  397.198103]  ? graph_lock+0x170/0x170
[  397.201913]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  397.206933]  ? graph_lock+0x170/0x170
[  397.210751]  ? mark_held_locks+0xc7/0x130
[  397.214897]  ? find_held_lock+0x36/0x1c0
[  397.218969]  ? cache_grow_begin+0x5a4/0x8c0
[  397.223291]  ? lockdep_hardirqs_on+0x421/0x5c0
[  397.227875]  ? trace_hardirqs_on+0xbd/0x310
[  397.232197]  ? fallback_alloc+0x203/0x2e0
[  397.236344]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.241800]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.247346]  cache_grow_begin+0x91/0x8c0
[  397.251408]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.255825]  fallback_alloc+0x203/0x2e0
[  397.259807]  ____cache_alloc_node+0x1c7/0x1e0
[  397.264309]  kmem_cache_alloc_node_trace+0xe7/0x740
[  397.269340]  __kmalloc_node_track_caller+0x33/0x70
[  397.274274]  __kmalloc_reserve.isra.39+0x41/0xe0
[  397.279034]  __alloc_skb+0x155/0x770
[  397.282770]  ? skb_scrub_packet+0x490/0x490
[  397.287098]  ? if_nlmsg_size+0x5d1/0xbb0
[  397.291168]  ? nla_put_ifalias+0x170/0x170
[  397.295414]  ? softnet_seq_show+0x470/0x470
[  397.299734]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  397.304750]  ? netif_tx_stop_all_queues+0xd9/0x110
[  397.309688]  rtmsg_ifinfo_build_skb+0x74/0x190
[  397.314277]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  397.319125]  rtmsg_ifinfo+0x8c/0xa0
[  397.322762]  dev_close_many+0x3be/0x860
[  397.326752]  ? unlist_netdevice+0x670/0x670
[  397.331084]  ? find_held_lock+0x36/0x1c0
[  397.335158]  ? __queue_work+0x6be/0x1440
[  397.339223]  ? lock_downgrade+0x900/0x900
[  397.343380]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.348913]  ? rtnl_is_locked+0xb5/0xf0
[  397.352890]  ? rtnl_trylock+0x20/0x20
[  397.356691]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.361102]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  397.365697]  rollback_registered_many+0x56e/0x1240
[  397.370637]  ? generic_xdp_install+0x4c0/0x4c0
[  397.375228]  ? max_active_store+0x170/0x170
[  397.379578]  ? graph_lock+0x170/0x170
[  397.383380]  ? print_usage_bug+0xc0/0xc0
[  397.387445]  ? print_usage_bug+0xc0/0xc0
[  397.391505]  ? kfree_skbmem+0x154/0x230
[  397.395489]  ? graph_lock+0x170/0x170
[  397.399290]  ? print_usage_bug+0xc0/0xc0
[  397.403357]  ? find_held_lock+0x36/0x1c0
[  397.407431]  ? mark_held_locks+0xc7/0x130
[  397.411586]  rollback_registered+0x1e9/0x420
[  397.415996]  ? lockdep_hardirqs_on+0x351/0x5c0
[  397.420578]  ? rollback_registered_many+0x1240/0x1240
[  397.425768]  ? trace_hardirqs_on+0xbd/0x310
[  397.430099]  ? linkwatch_schedule_work+0x150/0x170
[  397.435030]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.440488]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.446024]  ? rtnl_is_locked+0xb5/0xf0
[  397.449998]  ? rtnl_trylock+0x20/0x20
[  397.453800]  ? queue_delayed_work_on+0x130/0x1f0
[  397.458572]  unregister_netdevice_queue+0x321/0x5e0
[  397.463597]  ? rollback_registered+0x420/0x420
[  397.468185]  ? linkwatch_schedule_work+0x170/0x170
[  397.473119]  ? tun_show_owner+0x170/0x170
[  397.477269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.482809]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  397.488175]  ? __tun_detach+0x6ba/0x15c0
[  397.492250]  __tun_detach+0x11b8/0x15c0
[  397.496236]  ? __call_rcu.constprop.69+0x429/0xbc0
[  397.501190]  ? tun_attach+0x1770/0x1770
[  397.505171]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.510707]  ? check_preemption_disabled+0x48/0x200
[  397.515740]  ? graph_lock+0x170/0x170
[  397.519556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.525102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.530642]  ? locks_remove_file+0x3c6/0x5c0
[  397.535056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.540610]  ? ima_file_free+0x132/0x650
[  397.544677]  ? __lock_is_held+0xb5/0x140
[  397.548746]  ? __tun_detach+0x15c0/0x15c0
[  397.552903]  ? __tun_detach+0x15c0/0x15c0
[  397.557050]  tun_chr_close+0xe3/0x180
[  397.560858]  __fput+0x385/0xa30
[  397.564143]  ? get_max_files+0x20/0x20
[  397.568037]  ? ___might_sleep+0x1ed/0x300
[  397.572192]  ? arch_local_save_flags+0x40/0x40
[  397.576783]  ____fput+0x15/0x20
[  397.580075]  task_work_run+0x1e8/0x2a0
[  397.583975]  ? task_work_cancel+0x240/0x240
[  397.588313]  ? switch_task_namespaces+0xb8/0xd0
[  397.592999]  do_exit+0x1ad7/0x2610
[  397.596564]  ? mm_update_next_owner+0x990/0x990
[  397.601250]  ? print_usage_bug+0xc0/0xc0
[  397.605323]  ? __lock_acquire+0x7ec/0x4ec0
[  397.609568]  ? find_held_lock+0x36/0x1c0
[  397.613647]  ? __lock_acquire+0x7ec/0x4ec0
[  397.617883]  ? mark_held_locks+0x130/0x130
[  397.622124]  ? lock_acquire+0x1ed/0x520
[  397.626111]  ? mark_held_locks+0x130/0x130
[  397.630350]  ? arch_local_save_flags+0x40/0x40
[  397.634932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.640490]  ? __mutex_lock+0x872/0x1710
[  397.644774]  ? __switch_to_asm+0x40/0x70
[  397.648834]  ? __switch_to_asm+0x34/0x70
[  397.652897]  ? pipe_wait+0x266/0x2c0
[  397.656622]  ? mutex_trylock+0x2b0/0x2b0
[  397.660698]  ? graph_lock+0x170/0x170
[  397.664498]  ? find_held_lock+0x36/0x1c0
[  397.668570]  ? memset+0x31/0x40
[  397.671860]  ? find_held_lock+0x36/0x1c0
[  397.675935]  ? get_signal+0x95b/0x1980
[  397.679825]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.684322]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.688827]  do_group_exit+0x177/0x440
[  397.692738]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.698189]  ? __ia32_sys_exit+0x50/0x50
[  397.702267]  get_signal+0x8b0/0x1980
[  397.705997]  ? ptrace_notify+0x130/0x130
[  397.710067]  ? finish_wait+0x430/0x430
[  397.713959]  ? graph_lock+0x170/0x170
[  397.717770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.723315]  ? pipe_read+0x702/0x940
[  397.727031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.732598]  do_signal+0x9c/0x21e0
[  397.736144]  ? __vfs_read+0x11f/0x9b0
[  397.739951]  ? vfs_copy_file_range+0xb90/0xb90
[  397.744535]  ? setup_sigcontext+0x7d0/0x7d0
[  397.748887]  ? exit_to_usermode_loop+0x8c/0x380
[  397.753585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.759149]  exit_to_usermode_loop+0x2e5/0x380
[  397.763757]  ? syscall_slow_exit_work+0x520/0x520
[  397.768616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.774187]  do_syscall_64+0x6be/0x820
[  397.778100]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  397.783487]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.788434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.793298]  ? trace_hardirqs_off+0x300/0x300
[  397.797814]  ? prepare_exit_to_usermode+0x291/0x3b0
[  397.802856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.807716]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  397.812914] RIP: 0033:0x410e10
[  397.816110] Code: Bad RIP value.
[  397.819472] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  397.827184] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  397.834451] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  397.841716] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  397.848989] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  397.856260] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  397.863574] warn_alloc_show_mem: 1 callbacks suppressed
[  397.863586] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  397.863588] Mem-Info:
[  397.863618] active_anon:46161 inactive_anon:461 isolated_anon:0
[  397.863618]  active_file:19 inactive_file:16 isolated_file:0
[  397.863618]  unevictable:0 dirty:0 writeback:0 unstable:0
[  397.863618]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  397.863618]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  397.863618]  free:13785 free_pcp:397 free_cma:0
[  397.868972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.876248] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  397.878645] Call Trace:
[  397.911434] Node 0 
[  397.920789]  <IRQ>
[  397.948396] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  397.950965]  dump_stack+0x1c4/0x2b4
[  397.953170] lowmem_reserve[]:
[  397.955317]  ? dump_stack_print_info.cold.2+0x52/0x52
[  397.980798]  0 2815
[  397.984456]  warn_alloc.cold.118+0xb7/0x1bd
[  397.987518]  6318
[  397.992711]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.994917]  6318
[  397.999236]  ? lock_downgrade+0x900/0x900
[  398.006113]  ? trace_hardirqs_off+0xb8/0x300
[  398.008145] Node 0 
[  398.012290]  ? trace_hardirqs_off+0xb8/0x300
[  398.016694] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  398.018906]  __alloc_pages_slowpath+0x2667/0x2d80
[  398.023282] lowmem_reserve[]:
[  398.050037]  ? warn_alloc+0x120/0x120
[  398.054860]  0
[  398.057965]  ? trace_hardirqs_on+0x310/0x310
[  398.061737]  0
[  398.063535]  ? warn_alloc+0x120/0x120
[  398.067925]  3503
[  398.069726]  ? print_usage_bug+0xc0/0xc0
[  398.073497]  3503
[  398.075567]  ? warn_alloc+0x120/0x120
[  398.081659]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  398.085433] Node 0 
[  398.090449]  ? print_usage_bug+0xc0/0xc0
[  398.090480] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  398.090496] lowmem_reserve[]:
[  398.092727]  ? __lock_acquire+0x7ec/0x4ec0
[  398.096762]  0
[  398.125297]  ? __lock_acquire+0x7ec/0x4ec0
[  398.128381]  0
[  398.132610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.134385]  0
[  398.138618]  ? should_fail+0x22d/0xd01
[  398.140392]  0
[  398.145926]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.147703] Node 0 
[  398.151585]  ? __lock_acquire+0x7ec/0x4ec0
[  398.153368] DMA: 
[  398.158463]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.160688] 1*4kB 
[  398.164915]  ? __lock_acquire+0x7ec/0x4ec0
[  398.166972] (U) 
[  398.172092]  ? should_fail+0x22d/0xd01
[  398.174220] 0*8kB 
[  398.178461]  ? print_usage_bug+0xc0/0xc0
[  398.180410] 0*16kB 
[  398.184319]  ? mark_held_locks+0x130/0x130
[  398.186437] 1*32kB 
[  398.190506]  ? mark_held_locks+0x130/0x130
[  398.192712] (U) 
[  398.196988]  ? graph_lock+0x170/0x170
[  398.199200] 2*64kB 
[  398.203444]  ? print_usage_bug+0xc0/0xc0
[  398.205419] (U) 
[  398.209246]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.211470] 1*128kB 
[  398.215548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.217499] (U) 
[  398.222267]  ? check_preemption_disabled+0x48/0x200
[  398.224577] 1*256kB 
[  398.230116]  ? check_preemption_disabled+0x48/0x200
[  398.232067] (U) 
[  398.237099]  ? __lock_is_held+0xb5/0x140
[  398.239403] 0*512kB 
[  398.244440]  __alloc_pages_nodemask+0xa80/0xde0
[  398.246395] 1*1024kB 
[  398.250464]  ? graph_lock+0x170/0x170
[  398.252755] (U) 
[  398.257426]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  398.259806] 1*2048kB 
[  398.263612]  ? graph_lock+0x170/0x170
[  398.265583] (M) 
[  398.270613]  ? find_held_lock+0x36/0x1c0
[  398.272982] 3*4096kB (M) 
[  398.276799]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.278742] = 15908kB
[  398.282801]  ? lock_downgrade+0x900/0x900
[  398.285532] Node 0 
[  398.290214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.292597] DMA32: 
[  398.296749]  cache_grow_begin+0x91/0x8c0
[  398.298952] 3*4kB 
[  398.304489]  ? do_raw_spin_unlock+0xa7/0x2f0
[  398.306696] (M) 
[  398.310764]  fallback_alloc+0x203/0x2e0
[  398.312884] 1*8kB 
[  398.317297]  ____cache_alloc_node+0x1c7/0x1e0
[  398.319239] (M) 
[  398.323215]  kmem_cache_alloc_node+0xe3/0x730
[  398.325334] 3*16kB 
[  398.329865]  ? ipv6_get_ifaddr+0x42e/0x620
[  398.331787] (UM) 
[  398.336293]  __alloc_skb+0x119/0x770
[  398.338497] 3*32kB 
[  398.342736]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.344767] (UM) 
[  398.348481]  ? skb_scrub_packet+0x490/0x490
[  398.350687] 2*64kB 
[  398.355965]  ? lock_downgrade+0x900/0x900
[  398.358003] (UM) 
[  398.362333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.364545] 5*128kB 
[  398.368696]  ? refcount_sub_and_test_checked+0x203/0x310
[  398.370728] (UM) 
[  398.376273]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  398.378569] 3*256kB (M) 
[  398.384034]  ? addrconf_rs_timer+0x6f0/0x6f0
[  398.386077] 4*512kB 
[  398.391556]  ndisc_alloc_skb+0x144/0x340
[  398.394199] (M) 
[  398.398625]  ndisc_send_rs+0x331/0x6e0
[  398.400927] 3*1024kB 
[  398.405008]  addrconf_rs_timer+0x3c0/0x6f0
[  398.406958] (UM) 
[  398.410860]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.413239] 3*2048kB 
[  398.417489]  call_timer_fn+0x272/0x920
[  398.419509] (M) 
[  398.423749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.426124] 3*4096kB (M) 
[  398.430024]  ? process_timeout+0x40/0x40
[  398.431964] = 25252kB
[  398.431973] Node 0 
[  398.436207]  ? find_held_lock+0x36/0x1c0
[  398.439112] Normal: 
[  398.443181]  ? __run_timers+0x7da/0xc70
[  398.445561] 1016*4kB 
[  398.447807]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.451838] (UME) 
[  398.454160]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.458102] 348*8kB (UME) 
[  398.460517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.464979] 167*16kB (UME) 
[  398.467138]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  398.471601] 68*32kB (UME) 
[  398.474454]  ? trace_hardirqs_on+0xbd/0x310
[  398.478662] 21*64kB 
[  398.481594]  ? kasan_check_read+0x11/0x20
[  398.486152] (M) 
[  398.488998]  ? __run_timers+0x7da/0xc70
[  398.493292] 6*128kB 
[  398.495614]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.499732] (UM) 
[  398.501714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.505658] 1*256kB 
[  398.507988]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.513404] (U) 
[  398.515469]  __run_timers+0x7e5/0xc70
[  398.519692] 0*512kB 0*1024kB 
[  398.522043]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  398.526239] 0*2048kB 
[  398.528221]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  398.531993] 0*4096kB 
[  398.535100]  ? graph_lock+0x170/0x170
[  398.540439] = 14064kB
[  398.542852]  ? enqueue_hrtimer+0x1a5/0x560
[  398.547845] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  398.550253]  ? lock_release+0x970/0x970
[  398.554029] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  398.556433]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  398.560638] 503 total pagecache pages
[  398.569484]  ? find_held_lock+0x36/0x1c0
[  398.573439] 0 pages in swap cache
[  398.582017]  ? graph_lock+0x170/0x170
[  398.587195] Swap cache stats: add 0, delete 0, find 0/0
[  398.591000]  ? pvclock_read_flags+0x160/0x160
[  398.595036] Free swap  = 0kB
[  398.598493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.602266] Total swap = 0kB
[  398.607634]  ? check_preemption_disabled+0x48/0x200
[  398.612107] 1965979 pages RAM
[  398.615136]  ? __lock_is_held+0xb5/0x140
[  398.620627] 0 pages HighMem/MovableOnly
[  398.620636] 343324 pages reserved
[  398.623653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.628640] 0 pages cma reserved
[  398.631742]  ? check_preemption_disabled+0x48/0x200
[  398.635861] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  398.639748]  run_timer_softirq+0x52/0xb0
[  398.643295] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  398.648708]  ? rcu_read_lock_sched_held+0x108/0x120
[  398.652052] syz-executor2 cpuset=
[  398.657070]  __do_softirq+0x30b/0xad8
[  398.663549] syz2
[  398.667620]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  398.678072]  mems_allowed=0
[  398.683083]  ? pvclock_read_flags+0x160/0x160
[  398.704743]  ? lapic_next_event+0x5a/0x90
[  398.708894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.714430]  ? check_preemption_disabled+0x48/0x200
[  398.719446]  ? check_preemption_disabled+0x48/0x200
[  398.724471]  ? kvm_clock_read+0x18/0x30
[  398.728447]  ? kvm_sched_clock_read+0x9/0x20
[  398.732858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.738393]  ? check_preemption_disabled+0x48/0x200
[  398.743424]  irq_exit+0x17f/0x1c0
[  398.746886]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.751730]  ? smp_reschedule_interrupt+0x109/0x650
[  398.756749]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.762634]  ? interrupt_entry+0xb5/0xf0
[  398.766698]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.771713]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.776963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.781813]  ? trace_hardirqs_off+0x300/0x300
[  398.786310]  ? trace_hardirqs_off+0x300/0x300
[  398.790806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.796342]  ? check_preemption_disabled+0x48/0x200
[  398.801363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.806912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.811765]  apic_timer_interrupt+0xf/0x20
[  398.815997]  </IRQ>
[  398.818239] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  398.823168] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  398.842075] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  398.850052] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  398.857322] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  398.864601] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  398.871913] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  398.879196] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  398.886521]  skb_clone+0x1bb/0x500
[  398.890079]  ? skb_split+0x11e0/0x11e0
[  398.893973]  ? preempt_notifier_register+0x200/0x200
[  398.899078]  ? __switch_to_asm+0x34/0x70
[  398.903142]  ? __switch_to_asm+0x34/0x70
[  398.907200]  ? __switch_to_asm+0x40/0x70
[  398.911264]  ? __switch_to_asm+0x34/0x70
[  398.915327]  ? __switch_to_asm+0x40/0x70
[  398.919387]  ? __switch_to_asm+0x40/0x70
[  398.923445]  ? __switch_to_asm+0x34/0x70
[  398.927505]  ? __switch_to_asm+0x34/0x70
[  398.931582]  ? __switch_to_asm+0x40/0x70
[  398.935646]  ? __switch_to_asm+0x34/0x70
[  398.939719]  bpf_clone_redirect+0xb9/0x490
[  398.943975]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  398.949021]  ? __sched_text_start+0x8/0x8
[  398.953190]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.957970]  ? find_held_lock+0x36/0x1c0
[  398.962046]  ? lock_acquire+0x1ed/0x520
[  398.966023]  ? bpf_test_run+0x32e/0x5a0
[  398.970016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.975586]  ? check_preemption_disabled+0x48/0x200
[  398.980613]  ? kasan_check_read+0x11/0x20
[  398.984768]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.990049]  ? rcu_bh_qs+0xc0/0xc0
[  398.993597]  ? preempt_schedule+0x4d/0x60
[  398.997748]  ? ___preempt_schedule+0x16/0x18
[  399.002174]  ? bpf_test_run+0x1c0/0x5a0
[  399.006154]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  399.011009]  ? netlink_diag_dump+0x2a0/0x2a0
[  399.015429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.020969]  ? bpf_test_init.isra.9+0x70/0x100
[  399.025573]  ? bpf_prog_test_run_skb+0x634/0xb40
[  399.030349]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  399.035204]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  399.040765]  ? fput+0x130/0x1a0
[  399.044071]  ? __bpf_prog_get+0x9b/0x290
[  399.048157]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  399.053025]  ? bpf_prog_test_run+0x130/0x1a0
[  399.057455]  ? __x64_sys_bpf+0x3d8/0x510
[  399.061522]  ? bpf_prog_get+0x20/0x20
[  399.065365]  ? do_syscall_64+0x1b9/0x820
[  399.069435]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  399.074815]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.079759]  ? trace_hardirqs_off+0x300/0x300
[  399.084261]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  399.089285]  ? recalc_sigpending_tsk+0x180/0x180
[  399.094042]  ? kasan_check_write+0x14/0x20
[  399.098284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.103137]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  399.108520] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  399.108630] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.115719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.115724] Call Trace:
[  399.115732]  <IRQ>
[  399.115749]  dump_stack+0x1c4/0x2b4
[  399.115768]  ? dump_stack_print_info.cold.2+0x52/0x52
[  399.122357] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.131602]  warn_alloc.cold.118+0xb7/0x1bd
[  399.134158] syz-executor4 cpuset=
[  399.136305]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.139906] syz4
[  399.145095]  ? lock_downgrade+0x900/0x900
[  399.155570]  mems_allowed=0
[  399.159886]  ? trace_hardirqs_off+0xb8/0x300
[  399.181581]  ? trace_hardirqs_off+0xb8/0x300
[  399.186005]  __alloc_pages_slowpath+0x2667/0x2d80
[  399.190880]  ? warn_alloc+0x120/0x120
[  399.194688]  ? warn_alloc+0x120/0x120
[  399.198492]  ? print_usage_bug+0xc0/0xc0
[  399.202561]  ? warn_alloc+0x120/0x120
[  399.206368]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  399.211385]  ? print_usage_bug+0xc0/0xc0
[  399.215450]  ? __lock_acquire+0x7ec/0x4ec0
[  399.219682]  ? __lock_acquire+0x7ec/0x4ec0
[  399.223919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.229462]  ? should_fail+0x22d/0xd01
[  399.233348]  ? __lock_acquire+0x7ec/0x4ec0
[  399.237597]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.242701]  ? __lock_acquire+0x7ec/0x4ec0
[  399.246941]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.252043]  ? __lock_acquire+0x7ec/0x4ec0
[  399.256282]  ? should_fail+0x22d/0xd01
[  399.260181]  ? mark_held_locks+0x130/0x130
[  399.264424]  ? mark_held_locks+0x130/0x130
[  399.268667]  ? graph_lock+0x170/0x170
[  399.272467]  ? print_usage_bug+0xc0/0xc0
[  399.276527]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.281291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.286826]  ? check_preemption_disabled+0x48/0x200
[  399.291840]  ? check_preemption_disabled+0x48/0x200
[  399.296869]  ? __lock_is_held+0xb5/0x140
[  399.300942]  __alloc_pages_nodemask+0xa80/0xde0
[  399.305613]  ? graph_lock+0x170/0x170
[  399.309420]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  399.314434]  ? graph_lock+0x170/0x170
[  399.318248]  ? find_held_lock+0x36/0x1c0
[  399.322322]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.326995]  ? lock_downgrade+0x900/0x900
[  399.331156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.336704]  cache_grow_begin+0x91/0x8c0
[  399.340767]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.345184]  fallback_alloc+0x203/0x2e0
[  399.349170]  ____cache_alloc_node+0x1c7/0x1e0
[  399.353672]  kmem_cache_alloc_node+0xe3/0x730
[  399.358170]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.362419]  __alloc_skb+0x119/0x770
[  399.366141]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.371432]  ? skb_scrub_packet+0x490/0x490
[  399.375760]  ? lock_downgrade+0x900/0x900
[  399.379923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.385462]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.390921]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.396374]  ? addrconf_rs_timer+0x6f0/0x6f0
[  399.400797]  ndisc_alloc_skb+0x144/0x340
[  399.404869]  ndisc_send_rs+0x331/0x6e0
[  399.408769]  addrconf_rs_timer+0x3c0/0x6f0
[  399.413010]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.417260]  call_timer_fn+0x272/0x920
[  399.421147]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.425389]  ? process_timeout+0x40/0x40
[  399.429452]  ? find_held_lock+0x36/0x1c0
[  399.433538]  ? mark_held_locks+0xc7/0x130
[  399.437704]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.442204]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.446703]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.450943]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  399.455537]  ? trace_hardirqs_on+0xbd/0x310
[  399.459876]  ? kasan_check_read+0x11/0x20
[  399.464035]  ? __run_timers+0x7da/0xc70
[  399.468111]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.473593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.477831]  __run_timers+0x7e5/0xc70
[  399.481648]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  399.487018]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.492035]  ? graph_lock+0x170/0x170
[  399.495843]  ? print_usage_bug+0xc0/0xc0
[  399.499905]  ? lock_release+0x970/0x970
[  399.503884]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  399.509090]  ? find_held_lock+0x36/0x1c0
[  399.513165]  ? graph_lock+0x170/0x170
[  399.516972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.522510]  ? check_preemption_disabled+0x48/0x200
[  399.527553]  ? __lock_is_held+0xb5/0x140
[  399.531622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.537170]  ? check_preemption_disabled+0x48/0x200
[  399.542197]  run_timer_softirq+0x52/0xb0
[  399.546263]  ? rcu_read_lock_sched_held+0x108/0x120
[  399.551284]  __do_softirq+0x30b/0xad8
[  399.555106]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  399.560234]  ? pvclock_read_flags+0x160/0x160
[  399.564730]  ? lapic_next_event+0x5a/0x90
[  399.568879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.574415]  ? check_preemption_disabled+0x48/0x200
[  399.579428]  ? check_preemption_disabled+0x48/0x200
[  399.584451]  ? kvm_clock_read+0x18/0x30
[  399.588428]  ? kvm_sched_clock_read+0x9/0x20
[  399.592845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.598397]  ? check_preemption_disabled+0x48/0x200
[  399.603446]  irq_exit+0x17f/0x1c0
[  399.606910]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.611754]  ? smp_reschedule_interrupt+0x109/0x650
[  399.616773]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.622678]  ? interrupt_entry+0xb5/0xf0
[  399.626742]  ? trace_hardirqs_off_caller+0xbb/0x300
[  399.631757]  ? trace_hardirqs_off_caller+0xbb/0x300
[  399.636778]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.641625]  ? trace_hardirqs_off+0x300/0x300
[  399.646420]  ? trace_hardirqs_off+0x300/0x300
[  399.650920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.656456]  ? check_preemption_disabled+0x48/0x200
[  399.661470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.667021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.671876]  apic_timer_interrupt+0xf/0x20
[  399.676109]  </IRQ>
[  399.678349] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  399.683628] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  399.702554] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  399.710294] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  399.717656] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  399.724948] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  399.732243] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  399.739535] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  399.746855]  ? arch_local_irq_restore+0x45/0x52
[  399.751546]  dump_stack+0x26a/0x2b4
[  399.755182]  ? dump_stack_print_info.cold.2+0x52/0x52
[  399.760381]  ? mark_held_locks+0x130/0x130
[  399.764619]  ? mark_held_locks+0x130/0x130
[  399.768860]  dump_header+0x27b/0xf72
[  399.772594]  ? pagefault_out_of_memory+0x197/0x197
[  399.777533]  ? mark_held_locks+0x130/0x130
[  399.781777]  ? __lock_acquire+0x7ec/0x4ec0
[  399.786021]  ? print_usage_bug+0xc0/0xc0
[  399.790092]  ? graph_lock+0x170/0x170
[  399.793893]  ? graph_lock+0x170/0x170
[  399.797695]  ? print_usage_bug+0xc0/0xc0
[  399.801758]  ? print_usage_bug+0xc0/0xc0
[  399.805831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.811374]  ? find_held_lock+0x36/0x1c0
[  399.815443]  ? mark_held_locks+0xc7/0x130
[  399.819596]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  399.824719]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  399.829826]  ? lockdep_hardirqs_on+0x421/0x5c0
[  399.834414]  ? trace_hardirqs_on+0xbd/0x310
[  399.838732]  ? kasan_check_read+0x11/0x20
[  399.842883]  ? ___ratelimit+0x36f/0x655
[  399.846859]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.852315]  ? trace_hardirqs_on+0x310/0x310
[  399.856724]  ? lock_downgrade+0x900/0x900
[  399.860897]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  399.866002]  ? ___ratelimit+0xaa/0x655
[  399.869893]  ? idr_get_free+0xec0/0xec0
[  399.873866]  ? kasan_check_write+0x14/0x20
[  399.878105]  ? do_raw_spin_lock+0xc1/0x200
[  399.882354]  oom_kill_process.cold.27+0x10/0x903
[  399.887116]  ? graph_lock+0x170/0x170
[  399.890915]  ? _raw_spin_unlock+0x2c/0x50
[  399.895066]  ? oom_badness+0xe6/0xaa0
[  399.898876]  ? oom_evaluate_task+0x540/0x540
[  399.903292]  ? find_held_lock+0x36/0x1c0
[  399.907364]  ? out_of_memory+0x974/0x14c0
[  399.911515]  ? lock_downgrade+0x900/0x900
[  399.915673]  ? check_preemption_disabled+0x48/0x200
[  399.920700]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  399.926495]  ? kasan_check_read+0x11/0x20
[  399.930643]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.935924]  ? rcu_bh_qs+0xc0/0xc0
[  399.939468]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.944485]  ? oom_evaluate_task+0x302/0x540
[  399.948903]  out_of_memory+0xa86/0x14c0
[  399.952906]  ? oom_killer_disable+0x3a0/0x3a0
[  399.957404]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  399.962337]  ? __mutex_add_waiter+0x2a0/0x2a0
[  399.966845]  __alloc_pages_slowpath+0x2318/0x2d80
[  399.971720]  ? warn_alloc+0x120/0x120
[  399.975524]  ? lock_downgrade+0x900/0x900
[  399.979690]  ? print_usage_bug+0xc0/0xc0
[  399.983752]  ? warn_alloc+0x120/0x120
[  399.987561]  ? print_usage_bug+0xc0/0xc0
[  399.991628]  ? debug_check_no_obj_freed+0x305/0x58d
[  399.996648]  ? print_usage_bug+0xc0/0xc0
[  400.000712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.006249]  ? should_fail+0x22d/0xd01
[  400.010143]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.015248]  ? __lock_acquire+0x7ec/0x4ec0
[  400.019510]  ? __lock_is_held+0xb5/0x140
[  400.023588]  ? graph_lock+0x170/0x170
[  400.027397]  ? ___might_sleep+0x1ed/0x300
[  400.031553]  ? lock_release+0x970/0x970
[  400.035531]  ? arch_local_save_flags+0x40/0x40
[  400.040136]  ? __might_sleep+0x95/0x190
[  400.044120]  __alloc_pages_nodemask+0xa80/0xde0
[  400.048813]  ? graph_lock+0x170/0x170
[  400.052622]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  400.057635]  ? graph_lock+0x170/0x170
[  400.061450]  ? mark_held_locks+0xc7/0x130
[  400.065598]  ? find_held_lock+0x36/0x1c0
[  400.069665]  ? cache_grow_begin+0x5a4/0x8c0
[  400.073986]  ? lockdep_hardirqs_on+0x421/0x5c0
[  400.078576]  ? trace_hardirqs_on+0xbd/0x310
[  400.082900]  ? fallback_alloc+0x203/0x2e0
[  400.087050]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.092509]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.098068]  cache_grow_begin+0x91/0x8c0
[  400.102136]  ? do_raw_spin_unlock+0xa7/0x2f0
[  400.106559]  fallback_alloc+0x203/0x2e0
[  400.110550]  ____cache_alloc_node+0x1c7/0x1e0
[  400.115056]  kmem_cache_alloc_node_trace+0xe7/0x740
[  400.120100]  __kmalloc_node_track_caller+0x33/0x70
[  400.125038]  __kmalloc_reserve.isra.39+0x41/0xe0
[  400.129801]  __alloc_skb+0x155/0x770
[  400.133520]  ? skb_scrub_packet+0x490/0x490
[  400.137852]  ? if_nlmsg_size+0x5d1/0xbb0
[  400.141919]  ? nla_put_ifalias+0x170/0x170
[  400.146172]  ? softnet_seq_show+0x470/0x470
[  400.150508]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  400.155551]  ? netif_tx_stop_all_queues+0xd9/0x110
[  400.160489]  rtmsg_ifinfo_build_skb+0x74/0x190
[  400.165088]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  400.169935]  rtmsg_ifinfo+0x8c/0xa0
[  400.173574]  dev_close_many+0x3be/0x860
[  400.177572]  ? unlist_netdevice+0x670/0x670
[  400.181904]  ? find_held_lock+0x36/0x1c0
[  400.185971]  ? __queue_work+0x6be/0x1440
[  400.190033]  ? lock_downgrade+0x900/0x900
[  400.194195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.199729]  ? rtnl_is_locked+0xb5/0xf0
[  400.203707]  ? rtnl_trylock+0x20/0x20
[  400.207523]  ? do_raw_spin_unlock+0xa7/0x2f0
[  400.211939]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  400.216527]  rollback_registered_many+0x56e/0x1240
[  400.221472]  ? generic_xdp_install+0x4c0/0x4c0
[  400.226069]  ? max_active_store+0x170/0x170
[  400.230394]  ? graph_lock+0x170/0x170
[  400.234199]  ? print_usage_bug+0xc0/0xc0
[  400.238259]  ? print_usage_bug+0xc0/0xc0
[  400.242323]  ? kfree_skbmem+0x154/0x230
[  400.246318]  ? graph_lock+0x170/0x170
[  400.250119]  ? print_usage_bug+0xc0/0xc0
[  400.254183]  ? find_held_lock+0x36/0x1c0
[  400.258255]  ? mark_held_locks+0xc7/0x130
[  400.262408]  rollback_registered+0x1e9/0x420
[  400.266817]  ? lockdep_hardirqs_on+0x351/0x5c0
[  400.271403]  ? rollback_registered_many+0x1240/0x1240
[  400.276597]  ? trace_hardirqs_on+0xbd/0x310
[  400.280920]  ? linkwatch_schedule_work+0x150/0x170
[  400.285854]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.291311]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.296849]  ? rtnl_is_locked+0xb5/0xf0
[  400.300830]  ? rtnl_trylock+0x20/0x20
[  400.304637]  ? queue_delayed_work_on+0x130/0x1f0
[  400.309407]  unregister_netdevice_queue+0x321/0x5e0
[  400.314443]  ? rollback_registered+0x420/0x420
[  400.319041]  ? linkwatch_schedule_work+0x170/0x170
[  400.323984]  ? tun_show_owner+0x170/0x170
[  400.328140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.333682]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  400.339052]  ? __tun_detach+0x6ba/0x15c0
[  400.343130]  __tun_detach+0x11b8/0x15c0
[  400.347110]  ? __call_rcu.constprop.69+0x429/0xbc0
[  400.352047]  ? tun_attach+0x1770/0x1770
[  400.356027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.361571]  ? check_preemption_disabled+0x48/0x200
[  400.366599]  ? graph_lock+0x170/0x170
[  400.370402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.375939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.381474]  ? locks_remove_file+0x3c6/0x5c0
[  400.385888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.391427]  ? ima_file_free+0x132/0x650
[  400.395495]  ? __lock_is_held+0xb5/0x140
[  400.399572]  ? __tun_detach+0x15c0/0x15c0
[  400.403726]  ? __tun_detach+0x15c0/0x15c0
[  400.407875]  tun_chr_close+0xe3/0x180
[  400.411680]  __fput+0x385/0xa30
[  400.414965]  ? get_max_files+0x20/0x20
[  400.418863]  ? ___might_sleep+0x1ed/0x300
[  400.423013]  ? arch_local_save_flags+0x40/0x40
[  400.427601]  ____fput+0x15/0x20
[  400.430886]  task_work_run+0x1e8/0x2a0
[  400.434776]  ? task_work_cancel+0x240/0x240
[  400.439135]  ? switch_task_namespaces+0xb8/0xd0
[  400.443811]  do_exit+0x1ad7/0x2610
[  400.447367]  ? mm_update_next_owner+0x990/0x990
[  400.452037]  ? print_usage_bug+0xc0/0xc0
[  400.456110]  ? __lock_acquire+0x7ec/0x4ec0
[  400.460348]  ? find_held_lock+0x36/0x1c0
[  400.464421]  ? __lock_acquire+0x7ec/0x4ec0
[  400.468657]  ? mark_held_locks+0x130/0x130
[  400.472901]  ? lock_acquire+0x1ed/0x520
[  400.476885]  ? mark_held_locks+0x130/0x130
[  400.481121]  ? arch_local_save_flags+0x40/0x40
[  400.485704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.491265]  ? __mutex_lock+0x872/0x1710
[  400.495327]  ? __switch_to_asm+0x40/0x70
[  400.499401]  ? __switch_to_asm+0x34/0x70
[  400.503470]  ? pipe_wait+0x266/0x2c0
[  400.507199]  ? mutex_trylock+0x2b0/0x2b0
[  400.511285]  ? graph_lock+0x170/0x170
[  400.515103]  ? find_held_lock+0x36/0x1c0
[  400.519182]  ? memset+0x31/0x40
[  400.522482]  ? find_held_lock+0x36/0x1c0
[  400.526571]  ? get_signal+0x95b/0x1980
[  400.530473]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.534974]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.539480]  do_group_exit+0x177/0x440
[  400.543379]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.548831]  ? __ia32_sys_exit+0x50/0x50
[  400.552906]  get_signal+0x8b0/0x1980
[  400.556637]  ? ptrace_notify+0x130/0x130
[  400.560702]  ? finish_wait+0x430/0x430
[  400.564591]  ? graph_lock+0x170/0x170
[  400.568404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.573945]  ? pipe_read+0x702/0x940
[  400.577660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.583210]  do_signal+0x9c/0x21e0
[  400.586754]  ? __vfs_read+0x11f/0x9b0
[  400.590572]  ? vfs_copy_file_range+0xb90/0xb90
[  400.595157]  ? setup_sigcontext+0x7d0/0x7d0
[  400.599498]  ? exit_to_usermode_loop+0x8c/0x380
[  400.604184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.609739]  exit_to_usermode_loop+0x2e5/0x380
[  400.614340]  ? syscall_slow_exit_work+0x520/0x520
[  400.619188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.624740]  do_syscall_64+0x6be/0x820
[  400.628636]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.634002]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.638933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.643781]  ? trace_hardirqs_off+0x300/0x300
[  400.648286]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.653308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.658162]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.663352] RIP: 0033:0x410e10
[  400.666554] Code: Bad RIP value.
[  400.669918] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  400.677626] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  400.684891] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  400.692157] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  400.699425] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  400.706696] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  400.713987] warn_alloc_show_mem: 1 callbacks suppressed
[  400.713999] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  400.714001] Mem-Info:
[  400.714030] active_anon:46161 inactive_anon:461 isolated_anon:0
[  400.714030]  active_file:19 inactive_file:16 isolated_file:0
[  400.714030]  unevictable:0 dirty:0 writeback:0 unstable:0
[  400.714030]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  400.714030]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  400.714030]  free:13785 free_pcp:397 free_cma:0
[  400.719373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.719381] Call Trace:
[  400.726664] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  400.729076]  <IRQ>
[  400.761884] Node 0 
[  400.771263]  dump_stack+0x1c4/0x2b4
[  400.773844] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  400.801622]  ? dump_stack_print_info.cold.2+0x52/0x52
[  400.803753] lowmem_reserve[]:
[  400.805998]  warn_alloc.cold.118+0xb7/0x1bd
[  400.809590]  0
[  400.835104]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.840278]  2815
[  400.843396]  ? lock_downgrade+0x900/0x900
[  400.847689]  6318 6318
[  400.849516]  ? trace_hardirqs_off+0xb8/0x300
[  400.856396]  ? trace_hardirqs_off+0xb8/0x300
[  400.860509] Node 0 
[  400.863015]  __alloc_pages_slowpath+0x2667/0x2d80
[  400.867413] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  400.871826]  ? warn_alloc+0x120/0x120
[  400.874015] lowmem_reserve[]:
[  400.878859]  ? warn_alloc+0x120/0x120
[  400.905570]  0 0
[  400.909389]  ? print_usage_bug+0xc0/0xc0
[  400.912466]  3503
[  400.916261]  ? warn_alloc+0x120/0x120
[  400.918222]  3503
[  400.922279]  ? print_usage_bug+0xc0/0xc0
[  400.928111]  ? __lock_acquire+0x7ec/0x4ec0
[  400.930154] Node 0 
[  400.934208]  ? __lock_acquire+0x7ec/0x4ec0
[  400.938443] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  400.940649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.944857] lowmem_reserve[]:
[  400.973418]  ? should_fail+0x22d/0xd01
[  400.978942]  0
[  400.982060]  ? __lock_acquire+0x7ec/0x4ec0
[  400.985918]  0
[  400.987718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.991920]  0
[  400.993720]  ? __lock_acquire+0x7ec/0x4ec0
[  400.998790]  0
[  401.000605]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.004813] Node 0 
[  401.006617]  ? __lock_acquire+0x7ec/0x4ec0
[  401.011693] DMA: 
[  401.013925]  ? should_fail+0x22d/0xd01
[  401.018130] 1*4kB 
[  401.020198]  ? mark_held_locks+0x130/0x130
[  401.024050] (U) 
[  401.026194]  ? mark_held_locks+0x130/0x130
[  401.030398] 0*8kB 0*16kB 
[  401.032384]  ? graph_lock+0x170/0x170
[  401.036590] 1*32kB 
[  401.039340]  ? print_usage_bug+0xc0/0xc0
[  401.043115] (U) 
[  401.045347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.049380] 2*64kB 
[  401.051353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.056865] (U) 
[  401.059099]  ? check_preemption_disabled+0x48/0x200
[  401.064625] 1*128kB 
[  401.066601]  ? check_preemption_disabled+0x48/0x200
[  401.071592] (U) 
[  401.073917]  ? __lock_is_held+0xb5/0x140
[  401.078900] 1*256kB 
[  401.080877]  __alloc_pages_nodemask+0xa80/0xde0
[  401.084908] (U) 
[  401.087226]  ? graph_lock+0x170/0x170
[  401.091881] 0*512kB 
[  401.093854]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  401.097628] 1*1024kB 
[  401.099947]  ? graph_lock+0x170/0x170
[  401.104937] (U) 1*2048kB 
[  401.107367]  ? find_held_lock+0x36/0x1c0
[  401.111130] (M) 
[  401.113894]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.117920] 3*4096kB 
[  401.119890]  ? lock_downgrade+0x900/0x900
[  401.124531] (M) 
[  401.126950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.131073] = 15908kB
[  401.133050]  cache_grow_begin+0x91/0x8c0
[  401.138571] Node 0 
[  401.140978]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.145008] DMA32: 
[  401.147242]  fallback_alloc+0x203/0x2e0
[  401.151619] 3*4kB 
[  401.153851]  ____cache_alloc_node+0x1c7/0x1e0
[  401.157797] (M) 
[  401.159946]  kmem_cache_alloc_node+0xe3/0x730
[  401.164431] 1*8kB 
[  401.166405]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.170870] (M) 
[  401.173022]  __alloc_skb+0x119/0x770
[  401.177227] 3*16kB 
[  401.179216]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.182903] (UM) 
[  401.185136]  ? skb_scrub_packet+0x490/0x490
[  401.190386] 3*32kB 
[  401.192446]  ? lock_downgrade+0x900/0x900
[  401.196736] (UM) 
[  401.198973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.203094] 2*64kB 
[  401.205155]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.210663] (UM) 
[  401.212898]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.218322] 5*128kB (UM) 
[  401.220409]  ? addrconf_rs_timer+0x6f0/0x6f0
[  401.225837] 3*256kB 
[  401.228609]  ndisc_alloc_skb+0x144/0x340
[  401.232977] (M) 
[  401.235304]  ndisc_send_rs+0x331/0x6e0
[  401.239339] 4*512kB 
[  401.241316]  addrconf_rs_timer+0x3c0/0x6f0
[  401.245175] (M) 
[  401.247496]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.251706] 3*1024kB 
[  401.253688]  call_timer_fn+0x272/0x920
[  401.257887] (UM) 
[  401.260293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.264150] 3*2048kB (M) 
[  401.266221]  ? process_timeout+0x40/0x40
[  401.270427] 3*4096kB 
[  401.273181]  ? find_held_lock+0x36/0x1c0
[  401.277213] (M) 
[  401.279623]  ? __run_timers+0x7da/0xc70
[  401.283655] = 25252kB
[  401.285624]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.289581] Node 0 
[  401.292002]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.296474] Normal: 
[  401.298715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.303180] 1016*4kB 
[  401.305506]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  401.309722] (UME) 
[  401.312130]  ? trace_hardirqs_on+0xbd/0x310
[  401.316686] 348*8kB 
[  401.318830]  ? kasan_check_read+0x11/0x20
[  401.323124] (UME) 
[  401.325444]  ? __run_timers+0x7da/0xc70
[  401.329577] 167*16kB 
[  401.331721]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.335669] (UME) 
[  401.338085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.343502] 68*32kB 
[  401.345650]  __run_timers+0x7e5/0xc70
[  401.349860] (UME) 
[  401.352192]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  401.355957] 21*64kB 
[  401.358102]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  401.363437] (M) 
[  401.365758]  ? graph_lock+0x170/0x170
[  401.370747] 6*128kB 
[  401.372717]  ? enqueue_hrtimer+0x1a5/0x560
[  401.376493] (UM) 
[  401.378829]  ? lock_release+0x970/0x970
[  401.383041] 1*256kB 
[  401.385110]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  401.389053] (U) 
[  401.391413]  ? find_held_lock+0x36/0x1c0
[  401.396568] 0*512kB 0*1024kB 
[  401.398570]  ? graph_lock+0x170/0x170
[  401.402596] 0*2048kB 
[  401.405696]  ? pvclock_read_flags+0x160/0x160
[  401.409464] 0*4096kB = 14064kB
[  401.411885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.416369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  401.419574]  ? check_preemption_disabled+0x48/0x200
[  401.425098] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  401.433953]  ? __lock_is_held+0xb5/0x140
[  401.438954] 503 total pagecache pages
[  401.447538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.451585] 0 pages in swap cache
[  401.455379]  ? check_preemption_disabled+0x48/0x200
[  401.460888] Swap cache stats: add 0, delete 0, find 0/0
[  401.460896] Free swap  = 0kB
[  401.464348]  run_timer_softirq+0x52/0xb0
[  401.469351] Total swap = 0kB
[  401.474709]  ? rcu_read_lock_sched_held+0x108/0x120
[  401.477702] 1965979 pages RAM
[  401.481759]  __do_softirq+0x30b/0xad8
[  401.484751] 0 pages HighMem/MovableOnly
[  401.489773]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  401.492844] 343324 pages reserved
[  401.496642]  ? pvclock_read_flags+0x160/0x160
[  401.500585] 0 pages cma reserved
[  401.500676] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.505684]  ? lapic_next_event+0x5a/0x90
[  401.505699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.505712]  ? check_preemption_disabled+0x48/0x200
[  401.505729]  ? check_preemption_disabled+0x48/0x200
[  401.509229] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.513653]  ? kvm_clock_read+0x18/0x30
[  401.516994] syz-executor2 cpuset=
[  401.523481]  ? kvm_sched_clock_read+0x9/0x20
[  401.527605] syz2
[  401.533139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.538129]  mems_allowed=0
[  401.543136]  ? check_preemption_disabled+0x48/0x200
[  401.580834]  irq_exit+0x17f/0x1c0
[  401.584296]  smp_apic_timer_interrupt+0x1cb/0x760
[  401.589155]  ? smp_reschedule_interrupt+0x109/0x650
[  401.594173]  ? smp_call_function_single_interrupt+0x650/0x650
[  401.600060]  ? interrupt_entry+0xb5/0xf0
[  401.604127]  ? trace_hardirqs_off_caller+0xbb/0x300
[  401.609146]  ? trace_hardirqs_off_caller+0xbb/0x300
[  401.614169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.619012]  ? trace_hardirqs_off+0x300/0x300
[  401.623510]  ? trace_hardirqs_off+0x300/0x300
[  401.628015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.633558]  ? check_preemption_disabled+0x48/0x200
[  401.638586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.644596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.649454]  apic_timer_interrupt+0xf/0x20
[  401.653683]  </IRQ>
[  401.655949] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  401.660895] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  401.679809] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  401.687532] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  401.694822] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  401.702094] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  401.709361] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  401.716629] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  401.724061]  skb_clone+0x1bb/0x500
[  401.727613]  ? skb_split+0x11e0/0x11e0
[  401.731506]  ? preempt_notifier_register+0x200/0x200
[  401.736611]  ? __switch_to_asm+0x34/0x70
[  401.740676]  ? __switch_to_asm+0x34/0x70
[  401.744761]  ? __switch_to_asm+0x40/0x70
[  401.748831]  ? __switch_to_asm+0x34/0x70
[  401.752900]  ? __switch_to_asm+0x40/0x70
[  401.756974]  ? __switch_to_asm+0x40/0x70
[  401.761045]  ? __switch_to_asm+0x34/0x70
[  401.765114]  ? __switch_to_asm+0x34/0x70
[  401.769174]  ? __switch_to_asm+0x40/0x70
[  401.773243]  ? __switch_to_asm+0x34/0x70
[  401.777314]  bpf_clone_redirect+0xb9/0x490
[  401.781576]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  401.786600]  ? __sched_text_start+0x8/0x8
[  401.790754]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  401.795524]  ? find_held_lock+0x36/0x1c0
[  401.799610]  ? lock_acquire+0x1ed/0x520
[  401.803591]  ? bpf_test_run+0x32e/0x5a0
[  401.807582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.813119]  ? check_preemption_disabled+0x48/0x200
[  401.818139]  ? kasan_check_read+0x11/0x20
[  401.822292]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.827586]  ? rcu_bh_qs+0xc0/0xc0
[  401.831131]  ? preempt_schedule+0x4d/0x60
[  401.835284]  ? ___preempt_schedule+0x16/0x18
[  401.839709]  ? bpf_test_run+0x1c0/0x5a0
[  401.843698]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  401.848573]  ? netlink_diag_dump+0x2a0/0x2a0
[  401.852998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.858569]  ? bpf_test_init.isra.9+0x70/0x100
[  401.863174]  ? bpf_prog_test_run_skb+0x634/0xb40
[  401.867952]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  401.872797]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  401.878341]  ? fput+0x130/0x1a0
[  401.881636]  ? __bpf_prog_get+0x9b/0x290
[  401.885703]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  401.890557]  ? bpf_prog_test_run+0x130/0x1a0
[  401.894981]  ? __x64_sys_bpf+0x3d8/0x510
[  401.899042]  ? bpf_prog_get+0x20/0x20
[  401.902866]  ? do_syscall_64+0x1b9/0x820
[  401.906931]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  401.912299]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.917230]  ? trace_hardirqs_off+0x300/0x300
[  401.921731]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  401.926752]  ? recalc_sigpending_tsk+0x180/0x180
[  401.931508]  ? kasan_check_write+0x14/0x20
[  401.935757]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.940614]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  401.945999] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  401.946087] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.953192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.953197] Call Trace:
[  401.953205]  <IRQ>
[  401.953222]  dump_stack+0x1c4/0x2b4
[  401.953244]  ? dump_stack_print_info.cold.2+0x52/0x52
[  401.959783] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.969085]  warn_alloc.cold.118+0xb7/0x1bd
[  401.971632] syz-executor4 cpuset=
[  401.973778]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.977380] syz4
[  401.982601]  ? lock_downgrade+0x900/0x900
[  401.993065]  mems_allowed=0
[  401.997389]  ? trace_hardirqs_off+0xb8/0x300
[  402.019075]  ? trace_hardirqs_off+0xb8/0x300
[  402.023503]  __alloc_pages_slowpath+0x2667/0x2d80
[  402.028380]  ? warn_alloc+0x120/0x120
[  402.032193]  ? warn_alloc+0x120/0x120
[  402.036002]  ? print_usage_bug+0xc0/0xc0
[  402.040069]  ? warn_alloc+0x120/0x120
[  402.043874]  ? print_usage_bug+0xc0/0xc0
[  402.047939]  ? __lock_acquire+0x7ec/0x4ec0
[  402.052175]  ? __lock_acquire+0x7ec/0x4ec0
[  402.056413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.061961]  ? should_fail+0x22d/0xd01
[  402.065880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.070990]  ? __lock_acquire+0x7ec/0x4ec0
[  402.075234]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.080335]  ? __lock_acquire+0x7ec/0x4ec0
[  402.084577]  ? should_fail+0x22d/0xd01
[  402.088478]  ? mark_held_locks+0x130/0x130
[  402.092717]  ? mark_held_locks+0x130/0x130
[  402.096954]  ? graph_lock+0x170/0x170
[  402.100774]  ? graph_lock+0x170/0x170
[  402.104603]  ? graph_lock+0x170/0x170
[  402.108408]  ? print_usage_bug+0xc0/0xc0
[  402.112474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.118017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.123565]  ? check_preemption_disabled+0x48/0x200
[  402.128587]  ? check_preemption_disabled+0x48/0x200
[  402.133617]  ? __lock_is_held+0xb5/0x140
[  402.137685]  __alloc_pages_nodemask+0xa80/0xde0
[  402.142357]  ? graph_lock+0x170/0x170
[  402.146163]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  402.151177]  ? graph_lock+0x170/0x170
[  402.154994]  ? find_held_lock+0x36/0x1c0
[  402.159074]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.163745]  ? lock_downgrade+0x900/0x900
[  402.167909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.173472]  cache_grow_begin+0x91/0x8c0
[  402.177556]  ? do_raw_spin_unlock+0xa7/0x2f0
[  402.181992]  fallback_alloc+0x203/0x2e0
[  402.185991]  ____cache_alloc_node+0x1c7/0x1e0
[  402.190596]  kmem_cache_alloc_node+0xe3/0x730
[  402.195106]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.199360]  __alloc_skb+0x119/0x770
[  402.203079]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.208365]  ? skb_scrub_packet+0x490/0x490
[  402.212691]  ? lock_downgrade+0x900/0x900
[  402.216849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.222406]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.227870]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.233324]  ? addrconf_rs_timer+0x6f0/0x6f0
[  402.237748]  ndisc_alloc_skb+0x144/0x340
[  402.241818]  ndisc_send_rs+0x331/0x6e0
[  402.245716]  addrconf_rs_timer+0x3c0/0x6f0
[  402.249960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.254231]  call_timer_fn+0x272/0x920
[  402.258124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.262367]  ? process_timeout+0x40/0x40
[  402.266430]  ? find_held_lock+0x36/0x1c0
[  402.270499]  ? mark_held_locks+0xc7/0x130
[  402.274655]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.279150]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.283646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.287882]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  402.292466]  ? trace_hardirqs_on+0xbd/0x310
[  402.296788]  ? kasan_check_read+0x11/0x20
[  402.300937]  ? __run_timers+0x7da/0xc70
[  402.304915]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.310372]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.314611]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.318850]  __run_timers+0x7e5/0xc70
[  402.322670]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  402.328036]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.333061]  ? graph_lock+0x170/0x170
[  402.336873]  ? print_usage_bug+0xc0/0xc0
[  402.340935]  ? lock_release+0x970/0x970
[  402.344909]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  402.350109]  ? find_held_lock+0x36/0x1c0
[  402.354177]  ? graph_lock+0x170/0x170
[  402.357986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.363523]  ? check_preemption_disabled+0x48/0x200
[  402.368573]  ? __lock_is_held+0xb5/0x140
[  402.372648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.378192]  ? check_preemption_disabled+0x48/0x200
[  402.383234]  run_timer_softirq+0x52/0xb0
[  402.387312]  ? rcu_read_lock_sched_held+0x108/0x120
[  402.392350]  __do_softirq+0x30b/0xad8
[  402.396182]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  402.401311]  ? pvclock_read_flags+0x160/0x160
[  402.405825]  ? lapic_next_event+0x5a/0x90
[  402.409984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.415525]  ? check_preemption_disabled+0x48/0x200
[  402.420555]  ? check_preemption_disabled+0x48/0x200
[  402.425592]  ? kvm_clock_read+0x18/0x30
[  402.429574]  ? kvm_sched_clock_read+0x9/0x20
[  402.433990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.439540]  ? check_preemption_disabled+0x48/0x200
[  402.444587]  irq_exit+0x17f/0x1c0
[  402.448045]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.452892]  ? smp_reschedule_interrupt+0x109/0x650
[  402.457912]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.463797]  ? interrupt_entry+0xb5/0xf0
[  402.467860]  ? trace_hardirqs_off_caller+0xbb/0x300
[  402.472883]  ? trace_hardirqs_off_caller+0xbb/0x300
[  402.477904]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.482746]  ? trace_hardirqs_off+0x300/0x300
[  402.487240]  ? trace_hardirqs_off+0x300/0x300
[  402.491738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.497273]  ? check_preemption_disabled+0x48/0x200
[  402.502290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.507838]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.512692]  apic_timer_interrupt+0xf/0x20
[  402.516924]  </IRQ>
[  402.519164] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  402.524443] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  402.543344] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  402.551056] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  402.558332] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  402.565619] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  402.572884] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  402.580153] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  402.587446]  ? arch_local_irq_restore+0x45/0x52
[  402.592130]  dump_stack+0x26a/0x2b4
[  402.595760]  ? dump_stack_print_info.cold.2+0x52/0x52
[  402.600956]  ? mark_held_locks+0x130/0x130
[  402.605188]  ? mark_held_locks+0x130/0x130
[  402.609432]  dump_header+0x27b/0xf72
[  402.613159]  ? pagefault_out_of_memory+0x197/0x197
[  402.618097]  ? mark_held_locks+0x130/0x130
[  402.622336]  ? __lock_acquire+0x7ec/0x4ec0
[  402.626580]  ? print_usage_bug+0xc0/0xc0
[  402.630653]  ? graph_lock+0x170/0x170
[  402.634450]  ? graph_lock+0x170/0x170
[  402.638252]  ? print_usage_bug+0xc0/0xc0
[  402.642314]  ? print_usage_bug+0xc0/0xc0
[  402.646383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.651925]  ? find_held_lock+0x36/0x1c0
[  402.655997]  ? mark_held_locks+0xc7/0x130
[  402.660155]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  402.665262]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  402.670369]  ? lockdep_hardirqs_on+0x421/0x5c0
[  402.674953]  ? trace_hardirqs_on+0xbd/0x310
[  402.679272]  ? kasan_check_read+0x11/0x20
[  402.683424]  ? ___ratelimit+0x36f/0x655
[  402.687401]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.692854]  ? trace_hardirqs_on+0x310/0x310
[  402.697266]  ? lock_downgrade+0x900/0x900
[  402.701419]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  402.706524]  ? ___ratelimit+0xaa/0x655
[  402.710425]  ? idr_get_free+0xec0/0xec0
[  402.714398]  ? kasan_check_write+0x14/0x20
[  402.718635]  ? do_raw_spin_lock+0xc1/0x200
[  402.722883]  oom_kill_process.cold.27+0x10/0x903
[  402.727641]  ? graph_lock+0x170/0x170
[  402.731440]  ? _raw_spin_unlock+0x2c/0x50
[  402.735589]  ? oom_badness+0xe6/0xaa0
[  402.739396]  ? oom_evaluate_task+0x540/0x540
[  402.743810]  ? find_held_lock+0x36/0x1c0
[  402.747882]  ? out_of_memory+0x974/0x14c0
[  402.752030]  ? lock_downgrade+0x900/0x900
[  402.756180]  ? check_preemption_disabled+0x48/0x200
[  402.761207]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  402.767002]  ? kasan_check_read+0x11/0x20
[  402.771152]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.776961]  ? rcu_bh_qs+0xc0/0xc0
[  402.780511]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.785532]  ? oom_evaluate_task+0x302/0x540
[  402.789959]  out_of_memory+0xa86/0x14c0
[  402.793948]  ? oom_killer_disable+0x3a0/0x3a0
[  402.798443]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  402.803381]  ? __mutex_add_waiter+0x2a0/0x2a0
[  402.807890]  __alloc_pages_slowpath+0x2318/0x2d80
[  402.812770]  ? warn_alloc+0x120/0x120
[  402.816581]  ? lock_downgrade+0x900/0x900
[  402.820734]  ? print_usage_bug+0xc0/0xc0
[  402.824796]  ? warn_alloc+0x120/0x120
[  402.828601]  ? print_usage_bug+0xc0/0xc0
[  402.832662]  ? debug_check_no_obj_freed+0x305/0x58d
[  402.837680]  ? print_usage_bug+0xc0/0xc0
[  402.841750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.847290]  ? should_fail+0x22d/0xd01
[  402.851187]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.856293]  ? __lock_acquire+0x7ec/0x4ec0
[  402.860571]  ? __lock_is_held+0xb5/0x140
[  402.864649]  ? graph_lock+0x170/0x170
[  402.868460]  ? ___might_sleep+0x1ed/0x300
[  402.872611]  ? lock_release+0x970/0x970
[  402.876589]  ? arch_local_save_flags+0x40/0x40
[  402.881187]  ? __might_sleep+0x95/0x190
[  402.885171]  __alloc_pages_nodemask+0xa80/0xde0
[  402.889844]  ? graph_lock+0x170/0x170
[  402.893649]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  402.898664]  ? graph_lock+0x170/0x170
[  402.902475]  ? mark_held_locks+0xc7/0x130
[  402.906625]  ? find_held_lock+0x36/0x1c0
[  402.910697]  ? cache_grow_begin+0x5a4/0x8c0
[  402.915025]  ? lockdep_hardirqs_on+0x421/0x5c0
[  402.919611]  ? trace_hardirqs_on+0xbd/0x310
[  402.923935]  ? fallback_alloc+0x203/0x2e0
[  402.928094]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.933561]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  402.939111]  cache_grow_begin+0x91/0x8c0
[  402.943180]  ? do_raw_spin_unlock+0xa7/0x2f0
[  402.947601]  fallback_alloc+0x203/0x2e0
[  402.951590]  ____cache_alloc_node+0x1c7/0x1e0
[  402.956100]  kmem_cache_alloc_node_trace+0xe7/0x740
[  402.961132]  __kmalloc_node_track_caller+0x33/0x70
[  402.966075]  __kmalloc_reserve.isra.39+0x41/0xe0
[  402.970843]  __alloc_skb+0x155/0x770
[  402.974575]  ? skb_scrub_packet+0x490/0x490
[  402.978910]  ? if_nlmsg_size+0x5d1/0xbb0
[  402.982981]  ? nla_put_ifalias+0x170/0x170
[  402.987232]  ? softnet_seq_show+0x470/0x470
[  402.991561]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  402.996587]  ? netif_tx_stop_all_queues+0xd9/0x110
[  403.001527]  rtmsg_ifinfo_build_skb+0x74/0x190
[  403.006124]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  403.010973]  rtmsg_ifinfo+0x8c/0xa0
[  403.014607]  dev_close_many+0x3be/0x860
[  403.018592]  ? unlist_netdevice+0x670/0x670
[  403.022917]  ? find_held_lock+0x36/0x1c0
[  403.027003]  ? __queue_work+0x6be/0x1440
[  403.031076]  ? lock_downgrade+0x900/0x900
[  403.035230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.040766]  ? rtnl_is_locked+0xb5/0xf0
[  403.044747]  ? rtnl_trylock+0x20/0x20
[  403.048555]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.052970]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  403.057567]  rollback_registered_many+0x56e/0x1240
[  403.062506]  ? generic_xdp_install+0x4c0/0x4c0
[  403.067101]  ? max_active_store+0x170/0x170
[  403.071425]  ? graph_lock+0x170/0x170
[  403.075226]  ? print_usage_bug+0xc0/0xc0
[  403.079289]  ? print_usage_bug+0xc0/0xc0
[  403.083352]  ? kfree_skbmem+0x154/0x230
[  403.087325]  ? graph_lock+0x170/0x170
[  403.091130]  ? print_usage_bug+0xc0/0xc0
[  403.095193]  ? find_held_lock+0x36/0x1c0
[  403.099268]  ? mark_held_locks+0xc7/0x130
[  403.103430]  rollback_registered+0x1e9/0x420
[  403.107838]  ? lockdep_hardirqs_on+0x351/0x5c0
[  403.112432]  ? rollback_registered_many+0x1240/0x1240
[  403.117641]  ? trace_hardirqs_on+0xbd/0x310
[  403.121964]  ? linkwatch_schedule_work+0x150/0x170
[  403.126925]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.132390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.137941]  ? rtnl_is_locked+0xb5/0xf0
[  403.141935]  ? rtnl_trylock+0x20/0x20
[  403.145744]  ? queue_delayed_work_on+0x130/0x1f0
[  403.150508]  unregister_netdevice_queue+0x321/0x5e0
[  403.155530]  ? rollback_registered+0x420/0x420
[  403.160143]  ? linkwatch_schedule_work+0x170/0x170
[  403.165080]  ? tun_show_owner+0x170/0x170
[  403.169232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.174773]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  403.180138]  ? __tun_detach+0x6ba/0x15c0
[  403.184212]  __tun_detach+0x11b8/0x15c0
[  403.188192]  ? __call_rcu.constprop.69+0x429/0xbc0
[  403.193136]  ? tun_attach+0x1770/0x1770
[  403.197115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.202652]  ? check_preemption_disabled+0x48/0x200
[  403.207680]  ? graph_lock+0x170/0x170
[  403.211487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.217025]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.222569]  ? locks_remove_file+0x3c6/0x5c0
[  403.226980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.232526]  ? ima_file_free+0x132/0x650
[  403.236603]  ? __lock_is_held+0xb5/0x140
[  403.240672]  ? __tun_detach+0x15c0/0x15c0
[  403.244836]  ? __tun_detach+0x15c0/0x15c0
[  403.248994]  tun_chr_close+0xe3/0x180
[  403.252808]  __fput+0x385/0xa30
[  403.256111]  ? get_max_files+0x20/0x20
[  403.260022]  ? ___might_sleep+0x1ed/0x300
[  403.264191]  ? arch_local_save_flags+0x40/0x40
[  403.268797]  ____fput+0x15/0x20
[  403.272094]  task_work_run+0x1e8/0x2a0
[  403.276083]  ? task_work_cancel+0x240/0x240
[  403.280415]  ? switch_task_namespaces+0xb8/0xd0
[  403.285102]  do_exit+0x1ad7/0x2610
[  403.288664]  ? mm_update_next_owner+0x990/0x990
[  403.293338]  ? print_usage_bug+0xc0/0xc0
[  403.297411]  ? __lock_acquire+0x7ec/0x4ec0
[  403.301649]  ? find_held_lock+0x36/0x1c0
[  403.305721]  ? __lock_acquire+0x7ec/0x4ec0
[  403.309956]  ? mark_held_locks+0x130/0x130
[  403.314198]  ? lock_acquire+0x1ed/0x520
[  403.318184]  ? mark_held_locks+0x130/0x130
[  403.322418]  ? arch_local_save_flags+0x40/0x40
[  403.327004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.332567]  ? __mutex_lock+0x872/0x1710
[  403.336635]  ? __switch_to_asm+0x40/0x70
[  403.340692]  ? __switch_to_asm+0x34/0x70
[  403.344752]  ? pipe_wait+0x266/0x2c0
[  403.348476]  ? mutex_trylock+0x2b0/0x2b0
[  403.352556]  ? graph_lock+0x170/0x170
[  403.356363]  ? find_held_lock+0x36/0x1c0
[  403.360430]  ? memset+0x31/0x40
[  403.363717]  ? find_held_lock+0x36/0x1c0
[  403.367787]  ? get_signal+0x95b/0x1980
[  403.371679]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.376173]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.380680]  do_group_exit+0x177/0x440
[  403.384580]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.390032]  ? __ia32_sys_exit+0x50/0x50
[  403.394112]  get_signal+0x8b0/0x1980
[  403.397839]  ? ptrace_notify+0x130/0x130
[  403.401909]  ? finish_wait+0x430/0x430
[  403.405800]  ? graph_lock+0x170/0x170
[  403.409613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.415151]  ? pipe_read+0x702/0x940
[  403.418868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.424417]  do_signal+0x9c/0x21e0
[  403.427959]  ? __vfs_read+0x11f/0x9b0
[  403.431767]  ? vfs_copy_file_range+0xb90/0xb90
[  403.436352]  ? setup_sigcontext+0x7d0/0x7d0
[  403.440693]  ? exit_to_usermode_loop+0x8c/0x380
[  403.445380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.450927]  exit_to_usermode_loop+0x2e5/0x380
[  403.455518]  ? syscall_slow_exit_work+0x520/0x520
[  403.460368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.465919]  do_syscall_64+0x6be/0x820
[  403.469813]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  403.475183]  ? syscall_return_slowpath+0x5e0/0x5e0
[  403.480122]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.485001]  ? trace_hardirqs_off+0x300/0x300
[  403.489505]  ? prepare_exit_to_usermode+0x291/0x3b0
[  403.494529]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.499393]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  403.504583] RIP: 0033:0x410e10
[  403.507780] Code: Bad RIP value.
[  403.511142] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  403.518852] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  403.526119] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  403.533385] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  403.540658] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  403.547927] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  403.555227] warn_alloc_show_mem: 1 callbacks suppressed
[  403.555239] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  403.555241] Mem-Info:
[  403.555271] active_anon:46161 inactive_anon:461 isolated_anon:0
[  403.555271]  active_file:19 inactive_file:16 isolated_file:0
[  403.555271]  unevictable:0 dirty:0 writeback:0 unstable:0
[  403.555271]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  403.555271]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  403.555271]  free:13785 free_pcp:397 free_cma:0
[  403.560615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.560624] Call Trace:
[  403.568165] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  403.570573]  <IRQ>
[  403.603356] Node 0 
[  403.612720]  dump_stack+0x1c4/0x2b4
[  403.615295] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  403.642863]  ? dump_stack_print_info.cold.2+0x52/0x52
[  403.645251] lowmem_reserve[]: 0
[  403.647507]  warn_alloc.cold.118+0xb7/0x1bd
[  403.651272]  2815
[  403.676773]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  403.681936]  6318
[  403.685216]  ? lock_downgrade+0x900/0x900
[  403.689508]  6318
[  403.691585]  ? trace_hardirqs_off+0xb8/0x300
[  403.698798]  ? trace_hardirqs_off+0xb8/0x300
[  403.702915] Node 0 
[  403.704980]  __alloc_pages_slowpath+0x2667/0x2d80
[  403.709381] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  403.713784]  ? warn_alloc+0x120/0x120
[  403.715974] lowmem_reserve[]:
[  403.720816]  ? warn_alloc+0x120/0x120
[  403.750382]  0
[  403.754190]  ? print_usage_bug+0xc0/0xc0
[  403.757259]  0 3503
[  403.761084]  ? warn_alloc+0x120/0x120
[  403.762861]  3503
[  403.766918]  ? print_usage_bug+0xc0/0xc0
[  403.772930]  ? __lock_acquire+0x7ec/0x4ec0
[  403.774969] Node 0 
[  403.779026]  ? __lock_acquire+0x7ec/0x4ec0
[  403.783261] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  403.785467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.789683] lowmem_reserve[]:
[  403.818246]  ? should_fail+0x22d/0xd01
[  403.823758]  0
[  403.826864]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.830722]  0
[  403.832522]  ? __lock_acquire+0x7ec/0x4ec0
[  403.837597]  0
[  403.839397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.843597]  0
[  403.845411]  ? __lock_acquire+0x7ec/0x4ec0
[  403.850486] Node 0 
[  403.852284]  ? should_fail+0x22d/0xd01
[  403.856485] DMA: 1*4kB 
[  403.858735]  ? mark_held_locks+0x130/0x130
[  403.862590] (U) 
[  403.865172]  ? mark_held_locks+0x130/0x130
[  403.869388] 0*8kB 
[  403.871361]  ? graph_lock+0x170/0x170
[  403.875575] 0*16kB 1*32kB 
[  403.877726]  ? graph_lock+0x170/0x170
[  403.881504] (U) 
[  403.884344]  ? graph_lock+0x170/0x170
[  403.888122] 2*64kB 
[  403.890095]  ? print_usage_bug+0xc0/0xc0
[  403.893867] (U) 
[  403.896100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.900131] 1*128kB 
[  403.902101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.907613] (U) 
[  403.909927]  ? check_preemption_disabled+0x48/0x200
[  403.915438] 1*256kB 
[  403.917405]  ? check_preemption_disabled+0x48/0x200
[  403.922396] (U) 
[  403.924724]  ? __lock_is_held+0xb5/0x140
[  403.929707] 0*512kB 
[  403.931683]  __alloc_pages_nodemask+0xa80/0xde0
[  403.935714] 1*1024kB (U) 
[  403.938040]  ? graph_lock+0x170/0x170
[  403.942685] 1*2048kB 
[  403.945437]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  403.949209] (M) 
[  403.951612]  ? graph_lock+0x170/0x170
[  403.956606] 3*4096kB 
[  403.958596]  ? find_held_lock+0x36/0x1c0
[  403.962355] (M) 
[  403.964767]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.968799] = 15908kB
[  403.970798]  ? lock_downgrade+0x900/0x900
[  403.975441] Node 0 
[  403.977852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.981969] DMA32: 
[  403.984204]  cache_grow_begin+0x91/0x8c0
[  403.989715] 3*4kB 
[  403.991948]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.995981] (M) 
[  403.998130]  fallback_alloc+0x203/0x2e0
[  404.002508] 1*8kB 
[  404.004486]  ____cache_alloc_node+0x1c7/0x1e0
[  404.008431] (M) 
[  404.010604]  kmem_cache_alloc_node+0xe3/0x730
[  404.015073] 3*16kB 
[  404.017046]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.021508] (UM) 
[  404.023751]  __alloc_skb+0x119/0x770
[  404.027953] 3*32kB 
[  404.030013]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.033696] (UM) 
[  404.035930]  ? skb_scrub_packet+0x490/0x490
[  404.041176] 2*64kB 
[  404.043236]  ? lock_downgrade+0x900/0x900
[  404.047528] (UM) 
[  404.049768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.053885] 5*128kB 
[  404.055944]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.061465] (UM) 
[  404.063784]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.069210] 3*256kB 
[  404.071283]  ? addrconf_rs_timer+0x6f0/0x6f0
[  404.076704] (M) 
[  404.079033]  ndisc_alloc_skb+0x144/0x340
[  404.083403] 4*512kB (M) 
[  404.085385]  ndisc_send_rs+0x331/0x6e0
[  404.089419] 3*1024kB 
[  404.092089]  addrconf_rs_timer+0x3c0/0x6f0
[  404.095947] (UM) 
[  404.098356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.102565] 3*2048kB (M) 3*4096kB 
[  404.104658]  call_timer_fn+0x272/0x920
[  404.108853] (M) 
[  404.112391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.116251] = 25252kB
[  404.118224]  ? process_timeout+0x40/0x40
[  404.122433] Node 0 
[  404.124841]  ? find_held_lock+0x36/0x1c0
[  404.128880] Normal: 
[  404.131116]  ? __run_timers+0x7da/0xc70
[  404.135146] 1016*4kB 
[  404.137466]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.141413] (UME) 
[  404.143819]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.148291] 348*8kB 
[  404.150434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.154904] (UME) 
[  404.157225]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  404.161433] 167*16kB 
[  404.163610]  ? trace_hardirqs_on+0xbd/0x310
[  404.168150] (UME) 
[  404.170564]  ? kasan_check_read+0x11/0x20
[  404.174864] 68*32kB 
[  404.177010]  ? __run_timers+0x7da/0xc70
[  404.181130] (UME) 
[  404.183452]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.187400] 21*64kB 
[  404.189559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.194976] (M) 
[  404.197298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.201505] 6*128kB 
[  404.203478]  __run_timers+0x7e5/0xc70
[  404.207688] (UM) 
[  404.210019]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  404.213784] 1*256kB 
[  404.215841]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  404.221176] (U) 
[  404.223495]  ? graph_lock+0x170/0x170
[  404.228486] 0*512kB 
[  404.230455]  ? enqueue_hrtimer+0x1a5/0x560
[  404.234273] 0*1024kB 
[  404.236596]  ? lock_release+0x970/0x970
[  404.240808] 0*2048kB 
[  404.243210]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  404.247174] 0*4096kB 
[  404.249594]  ? find_held_lock+0x36/0x1c0
[  404.254756] = 14064kB
[  404.257162]  ? graph_lock+0x170/0x170
[  404.261205] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  404.263606]  ? pvclock_read_flags+0x160/0x160
[  404.267388] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  404.276231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.280699] 503 total pagecache pages
[  404.289263]  ? check_preemption_disabled+0x48/0x200
[  404.294783] 0 pages in swap cache
[  404.298597]  ? __lock_is_held+0xb5/0x140
[  404.303584] Swap cache stats: add 0, delete 0, find 0/0
[  404.307032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.311063] Free swap  = 0kB
[  404.316418]  ? check_preemption_disabled+0x48/0x200
[  404.321930] Total swap = 0kB
[  404.324945]  run_timer_softirq+0x52/0xb0
[  404.329937] 1965979 pages RAM
[  404.332948]  ? rcu_read_lock_sched_held+0x108/0x120
[  404.336979] 0 pages HighMem/MovableOnly
[  404.336988] 343324 pages reserved
[  404.340092]  __do_softirq+0x30b/0xad8
[  404.345088] 0 pages cma reserved
[  404.345203] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.349088]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  404.352585] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.356300]  ? pvclock_read_flags+0x160/0x160
[  404.359646] syz-executor2 cpuset=
[  404.366130]  ? lapic_next_event+0x5a/0x90
[  404.371209] syz2
[  404.381691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.386159]  mems_allowed=0
[  404.389605]  ? check_preemption_disabled+0x48/0x200
[  404.409142]  ? check_preemption_disabled+0x48/0x200
[  404.414167]  ? kvm_clock_read+0x18/0x30
[  404.418144]  ? kvm_sched_clock_read+0x9/0x20
[  404.422573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.428113]  ? check_preemption_disabled+0x48/0x200
[  404.433146]  irq_exit+0x17f/0x1c0
[  404.436607]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.441448]  ? smp_reschedule_interrupt+0x109/0x650
[  404.446466]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.452352]  ? interrupt_entry+0xb5/0xf0
[  404.456420]  ? trace_hardirqs_off_caller+0xbb/0x300
[  404.461434]  ? trace_hardirqs_off_caller+0xbb/0x300
[  404.466453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.471295]  ? trace_hardirqs_off+0x300/0x300
[  404.475792]  ? trace_hardirqs_off+0x300/0x300
[  404.480291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.485831]  ? check_preemption_disabled+0x48/0x200
[  404.490854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.496418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.501315]  apic_timer_interrupt+0xf/0x20
[  404.505558]  </IRQ>
[  404.507811] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  404.512741] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  404.531644] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  404.539354] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  404.546624] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  404.553892] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  404.561164] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  404.568439] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  404.575763]  skb_clone+0x1bb/0x500
[  404.579310]  ? skb_split+0x11e0/0x11e0
[  404.583204]  ? preempt_notifier_register+0x200/0x200
[  404.588311]  ? __switch_to_asm+0x34/0x70
[  404.592373]  ? __switch_to_asm+0x34/0x70
[  404.596432]  ? __switch_to_asm+0x40/0x70
[  404.600491]  ? __switch_to_asm+0x34/0x70
[  404.604563]  ? __switch_to_asm+0x40/0x70
[  404.608636]  ? __switch_to_asm+0x40/0x70
[  404.612699]  ? __switch_to_asm+0x34/0x70
[  404.616762]  ? __switch_to_asm+0x34/0x70
[  404.620822]  ? __switch_to_asm+0x40/0x70
[  404.624881]  ? __switch_to_asm+0x34/0x70
[  404.628952]  bpf_clone_redirect+0xb9/0x490
[  404.633199]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  404.638223]  ? __sched_text_start+0x8/0x8
[  404.642372]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.647617]  ? find_held_lock+0x36/0x1c0
[  404.651691]  ? lock_acquire+0x1ed/0x520
[  404.655666]  ? bpf_test_run+0x32e/0x5a0
[  404.659641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.665178]  ? check_preemption_disabled+0x48/0x200
[  404.670207]  ? kasan_check_read+0x11/0x20
[  404.674364]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.679644]  ? rcu_bh_qs+0xc0/0xc0
[  404.683188]  ? preempt_schedule+0x4d/0x60
[  404.687337]  ? ___preempt_schedule+0x16/0x18
[  404.691751]  ? bpf_test_run+0x1c0/0x5a0
[  404.695727]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  404.700591]  ? netlink_diag_dump+0x2a0/0x2a0
[  404.705004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.710540]  ? bpf_test_init.isra.9+0x70/0x100
[  404.715146]  ? bpf_prog_test_run_skb+0x634/0xb40
[  404.719909]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  404.724753]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  404.730290]  ? fput+0x130/0x1a0
[  404.733584]  ? __bpf_prog_get+0x9b/0x290
[  404.737655]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  404.742496]  ? bpf_prog_test_run+0x130/0x1a0
[  404.746911]  ? __x64_sys_bpf+0x3d8/0x510
[  404.750973]  ? bpf_prog_get+0x20/0x20
[  404.754801]  ? do_syscall_64+0x1b9/0x820
[  404.758865]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  404.764237]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.769172]  ? trace_hardirqs_off+0x300/0x300
[  404.773678]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  404.778944]  ? recalc_sigpending_tsk+0x180/0x180
[  404.783703]  ? kasan_check_write+0x14/0x20
[  404.787946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.792802]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  404.798188] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  404.798275] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.805400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.805406] Call Trace:
[  404.805413]  <IRQ>
[  404.805430]  dump_stack+0x1c4/0x2b4
[  404.805446]  ? dump_stack_print_info.cold.2+0x52/0x52
[  404.805473]  warn_alloc.cold.118+0xb7/0x1bd
[  404.812005] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.821296]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.823856] syz-executor4 cpuset=
[  404.826012]  ? lock_downgrade+0x900/0x900
[  404.829612] syz4
[  404.834799]  ? trace_hardirqs_off+0xb8/0x300
[  404.839096]  mems_allowed=0
[  404.849583]  ? trace_hardirqs_off+0xb8/0x300
[  404.875743]  __alloc_pages_slowpath+0x2667/0x2d80
[  404.880626]  ? warn_alloc+0x120/0x120
[  404.884430]  ? graph_lock+0x170/0x170
[  404.888233]  ? warn_alloc+0x120/0x120
[  404.892039]  ? print_usage_bug+0xc0/0xc0
[  404.896108]  ? warn_alloc+0x120/0x120
[  404.899911]  ? print_usage_bug+0xc0/0xc0
[  404.903974]  ? __lock_acquire+0x7ec/0x4ec0
[  404.908210]  ? __lock_acquire+0x7ec/0x4ec0
[  404.912449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.917986]  ? should_fail+0x22d/0xd01
[  404.921880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.926983]  ? __lock_acquire+0x7ec/0x4ec0
[  404.931223]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.936323]  ? __lock_acquire+0x7ec/0x4ec0
[  404.940567]  ? should_fail+0x22d/0xd01
[  404.944465]  ? mark_held_locks+0x130/0x130
[  404.948709]  ? mark_held_locks+0x130/0x130
[  404.952963]  ? graph_lock+0x170/0x170
[  404.956764]  ? graph_lock+0x170/0x170
[  404.960580]  ? graph_lock+0x170/0x170
[  404.964380]  ? print_usage_bug+0xc0/0xc0
[  404.968440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.973980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.979522]  ? check_preemption_disabled+0x48/0x200
[  404.984565]  ? check_preemption_disabled+0x48/0x200
[  404.989612]  ? __lock_is_held+0xb5/0x140
[  404.993696]  __alloc_pages_nodemask+0xa80/0xde0
[  404.998383]  ? graph_lock+0x170/0x170
[  405.002204]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  405.007231]  ? graph_lock+0x170/0x170
[  405.011049]  ? find_held_lock+0x36/0x1c0
[  405.015129]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.019806]  ? lock_downgrade+0x900/0x900
[  405.023967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.029519]  cache_grow_begin+0x91/0x8c0
[  405.033592]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.038012]  fallback_alloc+0x203/0x2e0
[  405.041999]  ____cache_alloc_node+0x1c7/0x1e0
[  405.046500]  kmem_cache_alloc_node+0xe3/0x730
[  405.051002]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.055248]  __alloc_skb+0x119/0x770
[  405.058982]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.064371]  ? skb_scrub_packet+0x490/0x490
[  405.068694]  ? lock_downgrade+0x900/0x900
[  405.072850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.078388]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.083841]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.089297]  ? addrconf_rs_timer+0x6f0/0x6f0
[  405.093721]  ndisc_alloc_skb+0x144/0x340
[  405.097788]  ndisc_send_rs+0x331/0x6e0
[  405.101690]  addrconf_rs_timer+0x3c0/0x6f0
[  405.105936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.110186]  call_timer_fn+0x272/0x920
[  405.114078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.118316]  ? process_timeout+0x40/0x40
[  405.122375]  ? find_held_lock+0x36/0x1c0
[  405.126444]  ? mark_held_locks+0xc7/0x130
[  405.130596]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.135099]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.139593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.143827]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  405.148415]  ? trace_hardirqs_on+0xbd/0x310
[  405.152735]  ? kasan_check_read+0x11/0x20
[  405.156885]  ? __run_timers+0x7da/0xc70
[  405.160868]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.166331]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.170579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.174822]  __run_timers+0x7e5/0xc70
[  405.178642]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  405.184008]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.189026]  ? graph_lock+0x170/0x170
[  405.192832]  ? print_usage_bug+0xc0/0xc0
[  405.196889]  ? lock_release+0x970/0x970
[  405.200867]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.206063]  ? find_held_lock+0x36/0x1c0
[  405.210136]  ? graph_lock+0x170/0x170
[  405.213946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.219481]  ? check_preemption_disabled+0x48/0x200
[  405.224512]  ? __lock_is_held+0xb5/0x140
[  405.228586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.234124]  ? check_preemption_disabled+0x48/0x200
[  405.239149]  run_timer_softirq+0x52/0xb0
[  405.243210]  ? rcu_read_lock_sched_held+0x108/0x120
[  405.248233]  __do_softirq+0x30b/0xad8
[  405.252051]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  405.257169]  ? pvclock_read_flags+0x160/0x160
[  405.261668]  ? lapic_next_event+0x5a/0x90
[  405.265818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.271362]  ? check_preemption_disabled+0x48/0x200
[  405.276381]  ? check_preemption_disabled+0x48/0x200
[  405.281410]  ? kvm_clock_read+0x18/0x30
[  405.285387]  ? kvm_sched_clock_read+0x9/0x20
[  405.289814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.295383]  ? check_preemption_disabled+0x48/0x200
[  405.300418]  irq_exit+0x17f/0x1c0
[  405.303878]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.308727]  ? smp_reschedule_interrupt+0x109/0x650
[  405.313748]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.319633]  ? interrupt_entry+0xb5/0xf0
[  405.323702]  ? trace_hardirqs_off_caller+0xbb/0x300
[  405.328715]  ? trace_hardirqs_off_caller+0xbb/0x300
[  405.333734]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.338581]  ? trace_hardirqs_off+0x300/0x300
[  405.343094]  ? trace_hardirqs_off+0x300/0x300
[  405.347595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.353133]  ? check_preemption_disabled+0x48/0x200
[  405.358149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.363701]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.368569]  apic_timer_interrupt+0xf/0x20
[  405.372802]  </IRQ>
[  405.375045] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  405.380327] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  405.399224] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  405.406934] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  405.414202] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  405.421473] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  405.428742] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  405.436010] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  405.443304]  ? arch_local_irq_restore+0x45/0x52
[  405.447984]  dump_stack+0x26a/0x2b4
[  405.451620]  ? dump_stack_print_info.cold.2+0x52/0x52
[  405.458118]  ? mark_held_locks+0x130/0x130
[  405.462357]  ? mark_held_locks+0x130/0x130
[  405.466599]  dump_header+0x27b/0xf72
[  405.470460]  ? pagefault_out_of_memory+0x197/0x197
[  405.475394]  ? mark_held_locks+0x130/0x130
[  405.479635]  ? __lock_acquire+0x7ec/0x4ec0
[  405.483875]  ? print_usage_bug+0xc0/0xc0
[  405.487945]  ? graph_lock+0x170/0x170
[  405.491746]  ? graph_lock+0x170/0x170
[  405.495556]  ? print_usage_bug+0xc0/0xc0
[  405.499617]  ? print_usage_bug+0xc0/0xc0
[  405.503687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.509230]  ? find_held_lock+0x36/0x1c0
[  405.513303]  ? mark_held_locks+0xc7/0x130
[  405.517456]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  405.522587]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  405.527699]  ? lockdep_hardirqs_on+0x421/0x5c0
[  405.532473]  ? trace_hardirqs_on+0xbd/0x310
[  405.536797]  ? kasan_check_read+0x11/0x20
[  405.540947]  ? ___ratelimit+0x36f/0x655
[  405.544927]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.550384]  ? trace_hardirqs_on+0x310/0x310
[  405.554792]  ? lock_downgrade+0x900/0x900
[  405.558948]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  405.564111]  ? ___ratelimit+0xaa/0x655
[  405.568006]  ? idr_get_free+0xec0/0xec0
[  405.571979]  ? kasan_check_write+0x14/0x20
[  405.576223]  ? do_raw_spin_lock+0xc1/0x200
[  405.580467]  oom_kill_process.cold.27+0x10/0x903
[  405.585227]  ? graph_lock+0x170/0x170
[  405.589028]  ? _raw_spin_unlock+0x2c/0x50
[  405.593181]  ? oom_badness+0xe6/0xaa0
[  405.596987]  ? oom_evaluate_task+0x540/0x540
[  405.601405]  ? find_held_lock+0x36/0x1c0
[  405.605475]  ? out_of_memory+0x974/0x14c0
[  405.609627]  ? lock_downgrade+0x900/0x900
[  405.613773]  ? check_preemption_disabled+0x48/0x200
[  405.618799]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  405.624613]  ? kasan_check_read+0x11/0x20
[  405.628788]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.634101]  ? rcu_bh_qs+0xc0/0xc0
[  405.637656]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.642677]  ? oom_evaluate_task+0x302/0x540
[  405.647371]  out_of_memory+0xa86/0x14c0
[  405.651361]  ? oom_killer_disable+0x3a0/0x3a0
[  405.655856]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  405.660787]  ? __mutex_add_waiter+0x2a0/0x2a0
[  405.665469]  __alloc_pages_slowpath+0x2318/0x2d80
[  405.670342]  ? warn_alloc+0x120/0x120
[  405.674150]  ? lock_downgrade+0x900/0x900
[  405.678303]  ? print_usage_bug+0xc0/0xc0
[  405.682364]  ? warn_alloc+0x120/0x120
[  405.686166]  ? print_usage_bug+0xc0/0xc0
[  405.690231]  ? debug_check_no_obj_freed+0x305/0x58d
[  405.695251]  ? print_usage_bug+0xc0/0xc0
[  405.699315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.704851]  ? should_fail+0x22d/0xd01
[  405.708743]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.713845]  ? __lock_acquire+0x7ec/0x4ec0
[  405.718116]  ? __lock_is_held+0xb5/0x140
[  405.722190]  ? graph_lock+0x170/0x170
[  405.725993]  ? ___might_sleep+0x1ed/0x300
[  405.730140]  ? lock_release+0x970/0x970
[  405.734119]  ? arch_local_save_flags+0x40/0x40
[  405.738714]  ? __might_sleep+0x95/0x190
[  405.742699]  __alloc_pages_nodemask+0xa80/0xde0
[  405.747375]  ? graph_lock+0x170/0x170
[  405.751186]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  405.756206]  ? graph_lock+0x170/0x170
[  405.760020]  ? mark_held_locks+0xc7/0x130
[  405.764170]  ? find_held_lock+0x36/0x1c0
[  405.768241]  ? cache_grow_begin+0x5a4/0x8c0
[  405.772571]  ? lockdep_hardirqs_on+0x421/0x5c0
[  405.777159]  ? trace_hardirqs_on+0xbd/0x310
[  405.781483]  ? fallback_alloc+0x203/0x2e0
[  405.785631]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.791100]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  405.796649]  cache_grow_begin+0x91/0x8c0
[  405.800715]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.805140]  fallback_alloc+0x203/0x2e0
[  405.809126]  ____cache_alloc_node+0x1c7/0x1e0
[  405.813629]  kmem_cache_alloc_node_trace+0xe7/0x740
[  405.818658]  __kmalloc_node_track_caller+0x33/0x70
[  405.823592]  __kmalloc_reserve.isra.39+0x41/0xe0
[  405.828357]  __alloc_skb+0x155/0x770
[  405.832082]  ? skb_scrub_packet+0x490/0x490
[  405.836410]  ? if_nlmsg_size+0x5d1/0xbb0
[  405.840479]  ? nla_put_ifalias+0x170/0x170
[  405.844729]  ? softnet_seq_show+0x470/0x470
[  405.849048]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  405.854066]  ? netif_tx_stop_all_queues+0xd9/0x110
[  405.859006]  rtmsg_ifinfo_build_skb+0x74/0x190
[  405.863594]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  405.868445]  rtmsg_ifinfo+0x8c/0xa0
[  405.872084]  dev_close_many+0x3be/0x860
[  405.876075]  ? unlist_netdevice+0x670/0x670
[  405.880399]  ? find_held_lock+0x36/0x1c0
[  405.884467]  ? __queue_work+0x6be/0x1440
[  405.888530]  ? lock_downgrade+0x900/0x900
[  405.892694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.898233]  ? rtnl_is_locked+0xb5/0xf0
[  405.902214]  ? rtnl_trylock+0x20/0x20
[  405.906018]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.910428]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  405.915016]  rollback_registered_many+0x56e/0x1240
[  405.919954]  ? generic_xdp_install+0x4c0/0x4c0
[  405.924541]  ? max_active_store+0x170/0x170
[  405.928881]  ? graph_lock+0x170/0x170
[  405.932687]  ? print_usage_bug+0xc0/0xc0
[  405.936748]  ? print_usage_bug+0xc0/0xc0
[  405.940809]  ? kfree_skbmem+0x154/0x230
[  405.944782]  ? graph_lock+0x170/0x170
[  405.948589]  ? print_usage_bug+0xc0/0xc0
[  405.952652]  ? find_held_lock+0x36/0x1c0
[  405.956726]  ? mark_held_locks+0xc7/0x130
[  405.960883]  rollback_registered+0x1e9/0x420
[  405.965291]  ? lockdep_hardirqs_on+0x351/0x5c0
[  405.969876]  ? rollback_registered_many+0x1240/0x1240
[  405.975075]  ? trace_hardirqs_on+0xbd/0x310
[  405.979399]  ? linkwatch_schedule_work+0x150/0x170
[  405.984330]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.989788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.995343]  ? rtnl_is_locked+0xb5/0xf0
[  405.999322]  ? rtnl_trylock+0x20/0x20
[  406.003127]  ? queue_delayed_work_on+0x130/0x1f0
[  406.007888]  unregister_netdevice_queue+0x321/0x5e0
[  406.012909]  ? rollback_registered+0x420/0x420
[  406.017492]  ? linkwatch_schedule_work+0x170/0x170
[  406.022427]  ? tun_show_owner+0x170/0x170
[  406.026583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.032231]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  406.037597]  ? __tun_detach+0x6ba/0x15c0
[  406.041668]  __tun_detach+0x11b8/0x15c0
[  406.045647]  ? __call_rcu.constprop.69+0x429/0xbc0
[  406.050591]  ? tun_attach+0x1770/0x1770
[  406.054579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.060116]  ? check_preemption_disabled+0x48/0x200
[  406.065162]  ? graph_lock+0x170/0x170
[  406.068968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.074509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.080046]  ? locks_remove_file+0x3c6/0x5c0
[  406.084463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.090003]  ? ima_file_free+0x132/0x650
[  406.094081]  ? __lock_is_held+0xb5/0x140
[  406.098153]  ? __tun_detach+0x15c0/0x15c0
[  406.102369]  ? __tun_detach+0x15c0/0x15c0
[  406.106533]  tun_chr_close+0xe3/0x180
[  406.110343]  __fput+0x385/0xa30
[  406.113629]  ? get_max_files+0x20/0x20
[  406.117521]  ? ___might_sleep+0x1ed/0x300
[  406.121682]  ? arch_local_save_flags+0x40/0x40
[  406.126275]  ____fput+0x15/0x20
[  406.129565]  task_work_run+0x1e8/0x2a0
[  406.133456]  ? task_work_cancel+0x240/0x240
[  406.137786]  ? switch_task_namespaces+0xb8/0xd0
[  406.142461]  do_exit+0x1ad7/0x2610
[  406.146012]  ? mm_update_next_owner+0x990/0x990
[  406.150686]  ? print_usage_bug+0xc0/0xc0
[  406.154754]  ? __lock_acquire+0x7ec/0x4ec0
[  406.158991]  ? find_held_lock+0x36/0x1c0
[  406.163062]  ? __lock_acquire+0x7ec/0x4ec0
[  406.167306]  ? mark_held_locks+0x130/0x130
[  406.171556]  ? lock_acquire+0x1ed/0x520
[  406.175540]  ? mark_held_locks+0x130/0x130
[  406.179790]  ? arch_local_save_flags+0x40/0x40
[  406.184374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.189930]  ? __mutex_lock+0x872/0x1710
[  406.193991]  ? __switch_to_asm+0x40/0x70
[  406.198049]  ? __switch_to_asm+0x34/0x70
[  406.202117]  ? pipe_wait+0x266/0x2c0
[  406.205838]  ? mutex_trylock+0x2b0/0x2b0
[  406.209910]  ? graph_lock+0x170/0x170
[  406.213714]  ? find_held_lock+0x36/0x1c0
[  406.217779]  ? memset+0x31/0x40
[  406.221065]  ? find_held_lock+0x36/0x1c0
[  406.225145]  ? get_signal+0x95b/0x1980
[  406.229038]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.233535]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.238050]  do_group_exit+0x177/0x440
[  406.241951]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.247401]  ? __ia32_sys_exit+0x50/0x50
[  406.251474]  get_signal+0x8b0/0x1980
[  406.255201]  ? ptrace_notify+0x130/0x130
[  406.259266]  ? finish_wait+0x430/0x430
[  406.263153]  ? graph_lock+0x170/0x170
[  406.266961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.272500]  ? pipe_read+0x702/0x940
[  406.276216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.281767]  do_signal+0x9c/0x21e0
[  406.285309]  ? __vfs_read+0x11f/0x9b0
[  406.289119]  ? vfs_copy_file_range+0xb90/0xb90
[  406.293711]  ? setup_sigcontext+0x7d0/0x7d0
[  406.298054]  ? exit_to_usermode_loop+0x8c/0x380
[  406.302750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.308300]  exit_to_usermode_loop+0x2e5/0x380
[  406.312887]  ? syscall_slow_exit_work+0x520/0x520
[  406.317731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.323282]  do_syscall_64+0x6be/0x820
[  406.327172]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  406.332539]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.337478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.342324]  ? trace_hardirqs_off+0x300/0x300
[  406.346824]  ? prepare_exit_to_usermode+0x291/0x3b0
[  406.351849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.356705]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  406.361893] RIP: 0033:0x410e10
[  406.365094] Code: Bad RIP value.
[  406.368456] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  406.376166] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  406.383434] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  406.390703] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  406.397971] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  406.405237] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  406.412538] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  406.412543] warn_alloc_show_mem: 1 callbacks suppressed
[  406.412559] Mem-Info:
[  406.419843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.425213] active_anon:46161 inactive_anon:461 isolated_anon:0
[  406.425213]  active_file:19 inactive_file:16 isolated_file:0
[  406.425213]  unevictable:0 dirty:0 writeback:0 unstable:0
[  406.425213]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  406.425213]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  406.425213]  free:13785 free_pcp:397 free_cma:0
[  406.427589] Call Trace:
[  406.436977] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  406.469740]  <IRQ>
[  406.472314] Node 0 
[  406.499906]  dump_stack+0x1c4/0x2b4
[  406.502058] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  406.504282]  ? dump_stack_print_info.cold.2+0x52/0x52
[  406.507884] lowmem_reserve[]:
[  406.533395]  warn_alloc.cold.118+0xb7/0x1bd
[  406.538554]  0
[  406.541654]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.545950]  2815
[  406.547750]  ? lock_downgrade+0x900/0x900
[  406.552576]  6318
[  406.554637]  ? trace_hardirqs_off+0xb8/0x300
[  406.558757]  6318
[  406.560818]  ? trace_hardirqs_off+0xb8/0x300
[  406.565200] Node 0 
[  406.567264]  __alloc_pages_slowpath+0x2667/0x2d80
[  406.571664] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  406.573897]  ? warn_alloc+0x120/0x120
[  406.578688] lowmem_reserve[]:
[  406.605402]  ? warn_alloc+0x120/0x120
[  406.609173]  0
[  406.612273]  ? print_usage_bug+0xc0/0xc0
[  406.616047]  0
[  406.617844]  ? warn_alloc+0x120/0x120
[  406.621872]  3503 3503
[  406.623680]  ? print_usage_bug+0xc0/0xc0
[  406.629947]  ? __lock_acquire+0x7ec/0x4ec0
[  406.633982] Node 0 
[  406.638205]  ? __lock_acquire+0x7ec/0x4ec0
[  406.638241] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  406.640448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.644751] lowmem_reserve[]: 0
[  406.673297]  ? should_fail+0x22d/0xd01
[  406.678805]  0
[  406.682081]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.685944]  0
[  406.687741]  ? __lock_acquire+0x7ec/0x4ec0
[  406.692820]  0
[  406.694622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.700632]  ? __lock_acquire+0x7ec/0x4ec0
[  406.705709] Node 0 
[  406.709934]  ? should_fail+0x22d/0xd01
[  406.709944] DMA: 
[  406.712183]  ? mark_held_locks+0x130/0x130
[  406.716043] 1*4kB 
[  406.718103]  ? mark_held_locks+0x130/0x130
[  406.722313] (U) 
[  406.724457]  ? graph_lock+0x170/0x170
[  406.728665] 0*8kB 
[  406.730631]  ? graph_lock+0x170/0x170
[  406.734409] 0*16kB 
[  406.736560]  ? graph_lock+0x170/0x170
[  406.740335] 1*32kB 
[  406.742577]  ? print_usage_bug+0xc0/0xc0
[  406.746348] (U) 
[  406.748594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.752631] 2*64kB 
[  406.754617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.760128] (U) 
[  406.762358]  ? check_preemption_disabled+0x48/0x200
[  406.767871] 1*128kB 
[  406.769842]  ? check_preemption_disabled+0x48/0x200
[  406.775305] (U) 1*256kB 
[  406.777645]  ? __lock_is_held+0xb5/0x140
[  406.782626] (U) 
[  406.785298]  __alloc_pages_nodemask+0xa80/0xde0
[  406.789331] 0*512kB 
[  406.791299]  ? graph_lock+0x170/0x170
[  406.795944] 1*1024kB 
[  406.798259]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  406.802032] (U) 
[  406.804439]  ? graph_lock+0x170/0x170
[  406.809445] 1*2048kB (M) 
[  406.811436]  ? find_held_lock+0x36/0x1c0
[  406.815201] 3*4096kB 
[  406.817961]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.821989] (M) 
[  406.824396]  ? lock_downgrade+0x900/0x900
[  406.829039] = 15908kB
[  406.831017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.835137] Node 0 
[  406.837553]  cache_grow_begin+0x91/0x8c0
[  406.843077] DMA32: 
[  406.845308]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.849344] 3*4kB 
[  406.851591]  fallback_alloc+0x203/0x2e0
[  406.855962] (M) 
[  406.858112]  ____cache_alloc_node+0x1c7/0x1e0
[  406.862059] 1*8kB 
[  406.864036]  kmem_cache_alloc_node+0xe3/0x730
[  406.868503] (M) 
[  406.870649]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.875115] 3*16kB 
[  406.877092]  __alloc_skb+0x119/0x770
[  406.881301] (UM) 
[  406.883535]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.887227] 3*32kB 
[  406.889286]  ? skb_scrub_packet+0x490/0x490
[  406.894536] (UM) 
[  406.896776]  ? lock_downgrade+0x900/0x900
[  406.901076] 2*64kB 
[  406.903135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.907251] (UM) 
[  406.909484]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.914996] 5*128kB 
[  406.917055]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.922481] (UM) 
[  406.924805]  ? addrconf_rs_timer+0x6f0/0x6f0
[  406.930228] 3*256kB 
[  406.932297]  ndisc_alloc_skb+0x144/0x340
[  406.936668] (M) 
[  406.938991]  ndisc_send_rs+0x331/0x6e0
[  406.943022] 4*512kB 
[  406.944998]  addrconf_rs_timer+0x3c0/0x6f0
[  406.948854] (M) 
[  406.951177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.955384] 3*1024kB 
[  406.957365]  call_timer_fn+0x272/0x920
[  406.961571] (UM) 3*2048kB 
[  406.963992]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.967857] (M) 
[  406.970700]  ? process_timeout+0x40/0x40
[  406.974908] 3*4096kB 
[  406.976882]  ? find_held_lock+0x36/0x1c0
[  406.980917] (M) 
[  406.983328]  ? __run_timers+0x7da/0xc70
[  406.987360] = 25252kB
[  406.989328]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.993277] Node 0 
[  406.995680]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.000150] Normal: 
[  407.002382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.006851] 1016*4kB 
[  407.009171]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  407.013378] (UME) 
[  407.015783]  ? trace_hardirqs_on+0xbd/0x310
[  407.020341] 348*8kB 
[  407.022486]  ? kasan_check_read+0x11/0x20
[  407.026781] (UME) 
[  407.029102]  ? __run_timers+0x7da/0xc70
[  407.033223] 167*16kB 
[  407.035369]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.039312] (UME) 
[  407.041723]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.047146] 68*32kB 
[  407.049300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.053591] (UME) 
[  407.055921]  __run_timers+0x7e5/0xc70
[  407.060127] 21*64kB 
[  407.062281]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  407.066044] (M) 
[  407.068364]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.073704] 6*128kB 
[  407.075678]  ? graph_lock+0x170/0x170
[  407.080669] (UM) 
[  407.082987]  ? enqueue_hrtimer+0x1a5/0x560
[  407.086766] 1*256kB 
[  407.088826]  ? lock_release+0x970/0x970
[  407.093037] (U) 
[  407.095358]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  407.099308] 0*512kB 
[  407.101282]  ? find_held_lock+0x36/0x1c0
[  407.106441] 0*1024kB 0*2048kB 
[  407.108772]  ? graph_lock+0x170/0x170
[  407.112808] 0*4096kB 
[  407.115992]  ? pvclock_read_flags+0x160/0x160
[  407.119767] = 14064kB
[  407.122170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.126652] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  407.129050]  ? check_preemption_disabled+0x48/0x200
[  407.134572] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  407.143404]  ? __lock_is_held+0xb5/0x140
[  407.148390] 503 total pagecache pages
[  407.156961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.161007] 0 pages in swap cache
[  407.164806]  ? check_preemption_disabled+0x48/0x200
[  407.170330] Swap cache stats: add 0, delete 0, find 0/0
[  407.173795]  run_timer_softirq+0x52/0xb0
[  407.178784] Free swap  = 0kB
[  407.184161]  ? rcu_read_lock_sched_held+0x108/0x120
[  407.188199] Total swap = 0kB
[  407.191217]  __do_softirq+0x30b/0xad8
[  407.196202] 1965979 pages RAM
[  407.199228]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  407.202991] 0 pages HighMem/MovableOnly
[  407.206099]  ? pvclock_read_flags+0x160/0x160
[  407.211175] 343324 pages reserved
[  407.215230]  ? lapic_next_event+0x5a/0x90
[  407.219704] 0 pages cma reserved
[  407.223152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.227349] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.230631]  ? check_preemption_disabled+0x48/0x200
[  407.236246] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.242639]  ? check_preemption_disabled+0x48/0x200
[  407.247632] syz-executor2 cpuset=
[  407.258112]  ? kvm_clock_read+0x18/0x30
[  407.263105] syz2
[  407.266561]  ? kvm_sched_clock_read+0x9/0x20
[  407.270509]  mems_allowed=0
[  407.272481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.285306]  ? check_preemption_disabled+0x48/0x200
[  407.290334]  irq_exit+0x17f/0x1c0
[  407.293791]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.298651]  ? smp_reschedule_interrupt+0x109/0x650
[  407.303672]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.309573]  ? interrupt_entry+0xb5/0xf0
[  407.313639]  ? trace_hardirqs_off_caller+0xbb/0x300
[  407.318656]  ? trace_hardirqs_off_caller+0xbb/0x300
[  407.323675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.328522]  ? trace_hardirqs_off+0x300/0x300
[  407.333026]  ? trace_hardirqs_off+0x300/0x300
[  407.337527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.343079]  ? check_preemption_disabled+0x48/0x200
[  407.348097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.353648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.358500]  apic_timer_interrupt+0xf/0x20
[  407.362730]  </IRQ>
[  407.364970] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  407.369900] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  407.388801] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  407.396511] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  407.403777] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  407.411043] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  407.418308] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  407.425584] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  407.432905]  skb_clone+0x1bb/0x500
[  407.436458]  ? skb_split+0x11e0/0x11e0
[  407.440350]  ? preempt_notifier_register+0x200/0x200
[  407.445452]  ? __switch_to_asm+0x34/0x70
[  407.449513]  ? __switch_to_asm+0x34/0x70
[  407.453586]  ? __switch_to_asm+0x40/0x70
[  407.457646]  ? __switch_to_asm+0x34/0x70
[  407.461706]  ? __switch_to_asm+0x40/0x70
[  407.465767]  ? __switch_to_asm+0x40/0x70
[  407.469830]  ? __switch_to_asm+0x34/0x70
[  407.473891]  ? __switch_to_asm+0x34/0x70
[  407.477949]  ? __switch_to_asm+0x40/0x70
[  407.482007]  ? __switch_to_asm+0x34/0x70
[  407.486076]  bpf_clone_redirect+0xb9/0x490
[  407.490320]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  407.495345]  ? __sched_text_start+0x8/0x8
[  407.499494]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.504265]  ? find_held_lock+0x36/0x1c0
[  407.508335]  ? lock_acquire+0x1ed/0x520
[  407.512308]  ? bpf_test_run+0x32e/0x5a0
[  407.516288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.521825]  ? check_preemption_disabled+0x48/0x200
[  407.526846]  ? kasan_check_read+0x11/0x20
[  407.530996]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.536275]  ? rcu_bh_qs+0xc0/0xc0
[  407.539820]  ? preempt_schedule+0x4d/0x60
[  407.543973]  ? ___preempt_schedule+0x16/0x18
[  407.548389]  ? bpf_test_run+0x1c0/0x5a0
[  407.552368]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  407.557216]  ? netlink_diag_dump+0x2a0/0x2a0
[  407.561631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.567168]  ? bpf_test_init.isra.9+0x70/0x100
[  407.571755]  ? bpf_prog_test_run_skb+0x634/0xb40
[  407.576518]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  407.581368]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  407.586903]  ? fput+0x130/0x1a0
[  407.590187]  ? __bpf_prog_get+0x9b/0x290
[  407.594256]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  407.599111]  ? bpf_prog_test_run+0x130/0x1a0
[  407.603526]  ? __x64_sys_bpf+0x3d8/0x510
[  407.607616]  ? bpf_prog_get+0x20/0x20
[  407.611440]  ? do_syscall_64+0x1b9/0x820
[  407.615508]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  407.620875]  ? syscall_return_slowpath+0x5e0/0x5e0
[  407.625808]  ? trace_hardirqs_off+0x300/0x300
[  407.630325]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  407.635344]  ? recalc_sigpending_tsk+0x180/0x180
[  407.640104]  ? kasan_check_write+0x14/0x20
[  407.644847]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.649704]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  407.655090] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  407.655178] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.662279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.662288] Call Trace:
[  407.669419] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.678119]  <IRQ>
[  407.678138]  dump_stack+0x1c4/0x2b4
[  407.678156]  ? dump_stack_print_info.cold.2+0x52/0x52
[  407.678183]  warn_alloc.cold.118+0xb7/0x1bd
[  407.680871] syz-executor4 cpuset=
[  407.691351]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.691371]  ? lock_downgrade+0x900/0x900
[  407.693735] syz4
[  407.697288]  ? trace_hardirqs_off+0xb8/0x300
[  407.697308]  ? trace_hardirqs_off+0xb8/0x300
[  407.697333]  __alloc_pages_slowpath+0x2667/0x2d80
[  407.697381]  ? warn_alloc+0x120/0x120
[  407.697398]  ? trace_hardirqs_on+0x310/0x310
[  407.702773]  mems_allowed=0
[  407.707101]  ? warn_alloc+0x120/0x120
[  407.749961]  ? print_usage_bug+0xc0/0xc0
[  407.754024]  ? warn_alloc+0x120/0x120
[  407.757823]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  407.762843]  ? print_usage_bug+0xc0/0xc0
[  407.766912]  ? __lock_acquire+0x7ec/0x4ec0
[  407.771148]  ? __lock_acquire+0x7ec/0x4ec0
[  407.775388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.780931]  ? should_fail+0x22d/0xd01
[  407.784824]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.789927]  ? __lock_acquire+0x7ec/0x4ec0
[  407.794172]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.799273]  ? __lock_acquire+0x7ec/0x4ec0
[  407.803522]  ? should_fail+0x22d/0xd01
[  407.807418]  ? print_usage_bug+0xc0/0xc0
[  407.811497]  ? mark_held_locks+0x130/0x130
[  407.815739]  ? mark_held_locks+0x130/0x130
[  407.819981]  ? graph_lock+0x170/0x170
[  407.823785]  ? print_usage_bug+0xc0/0xc0
[  407.827848]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.832611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.838152]  ? check_preemption_disabled+0x48/0x200
[  407.843181]  ? check_preemption_disabled+0x48/0x200
[  407.848236]  ? __lock_is_held+0xb5/0x140
[  407.852326]  __alloc_pages_nodemask+0xa80/0xde0
[  407.857112]  ? graph_lock+0x170/0x170
[  407.860931]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  407.865951]  ? graph_lock+0x170/0x170
[  407.869766]  ? find_held_lock+0x36/0x1c0
[  407.873844]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.878527]  ? lock_downgrade+0x900/0x900
[  407.882704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.888252]  cache_grow_begin+0x91/0x8c0
[  407.892327]  ? do_raw_spin_unlock+0xa7/0x2f0
[  407.896743]  fallback_alloc+0x203/0x2e0
[  407.900730]  ____cache_alloc_node+0x1c7/0x1e0
[  407.905234]  kmem_cache_alloc_node+0xe3/0x730
[  407.909737]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.913983]  __alloc_skb+0x119/0x770
[  407.917696]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.922978]  ? skb_scrub_packet+0x490/0x490
[  407.927299]  ? lock_downgrade+0x900/0x900
[  407.931469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.937008]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.942466]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.947921]  ? addrconf_rs_timer+0x6f0/0x6f0
[  407.952343]  ndisc_alloc_skb+0x144/0x340
[  407.956412]  ndisc_send_rs+0x331/0x6e0
[  407.960305]  addrconf_rs_timer+0x3c0/0x6f0
[  407.964570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.968833]  call_timer_fn+0x272/0x920
[  407.972720]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.976960]  ? process_timeout+0x40/0x40
[  407.981022]  ? find_held_lock+0x36/0x1c0
[  407.985096]  ? mark_held_locks+0xc7/0x130
[  407.989248]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.993742]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.998237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.002473]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  408.007058]  ? trace_hardirqs_on+0xbd/0x310
[  408.011387]  ? kasan_check_read+0x11/0x20
[  408.015539]  ? __run_timers+0x7da/0xc70
[  408.019526]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.024996]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.029241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.033478]  __run_timers+0x7e5/0xc70
[  408.037297]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  408.042665]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.047687]  ? graph_lock+0x170/0x170
[  408.051494]  ? print_usage_bug+0xc0/0xc0
[  408.055565]  ? lock_release+0x970/0x970
[  408.059543]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  408.064751]  ? find_held_lock+0x36/0x1c0
[  408.068820]  ? graph_lock+0x170/0x170
[  408.072643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.078183]  ? check_preemption_disabled+0x48/0x200
[  408.083225]  ? __lock_is_held+0xb5/0x140
[  408.087290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.092840]  ? check_preemption_disabled+0x48/0x200
[  408.097867]  run_timer_softirq+0x52/0xb0
[  408.101938]  ? rcu_read_lock_sched_held+0x108/0x120
[  408.106995]  __do_softirq+0x30b/0xad8
[  408.110811]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  408.115925]  ? pvclock_read_flags+0x160/0x160
[  408.120431]  ? lapic_next_event+0x5a/0x90
[  408.124583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.130122]  ? check_preemption_disabled+0x48/0x200
[  408.135135]  ? check_preemption_disabled+0x48/0x200
[  408.140170]  ? kvm_clock_read+0x18/0x30
[  408.144148]  ? kvm_sched_clock_read+0x9/0x20
[  408.148572]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.154114]  ? check_preemption_disabled+0x48/0x200
[  408.159148]  irq_exit+0x17f/0x1c0
[  408.162608]  smp_apic_timer_interrupt+0x1cb/0x760
[  408.167451]  ? smp_reschedule_interrupt+0x109/0x650
[  408.172469]  ? smp_call_function_single_interrupt+0x650/0x650
[  408.178355]  ? interrupt_entry+0xb5/0xf0
[  408.182417]  ? trace_hardirqs_off_caller+0xbb/0x300
[  408.187457]  ? trace_hardirqs_off_caller+0xbb/0x300
[  408.192478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.197322]  ? trace_hardirqs_off+0x300/0x300
[  408.201819]  ? trace_hardirqs_off+0x300/0x300
[  408.206319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.212201]  ? check_preemption_disabled+0x48/0x200
[  408.217217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.222764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.227621]  apic_timer_interrupt+0xf/0x20
[  408.231848]  </IRQ>
[  408.234092] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  408.239374] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  408.258276] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  408.265991] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  408.273260] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  408.280529] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  408.287803] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  408.295075] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  408.302375]  ? arch_local_irq_restore+0x45/0x52
[  408.307076]  dump_stack+0x26a/0x2b4
[  408.310723]  ? dump_stack_print_info.cold.2+0x52/0x52
[  408.315931]  ? mark_held_locks+0x130/0x130
[  408.320172]  ? mark_held_locks+0x130/0x130
[  408.324421]  dump_header+0x27b/0xf72
[  408.328156]  ? pagefault_out_of_memory+0x197/0x197
[  408.333095]  ? mark_held_locks+0x130/0x130
[  408.337332]  ? __lock_acquire+0x7ec/0x4ec0
[  408.341579]  ? print_usage_bug+0xc0/0xc0
[  408.345651]  ? graph_lock+0x170/0x170
[  408.349448]  ? graph_lock+0x170/0x170
[  408.353249]  ? print_usage_bug+0xc0/0xc0
[  408.357310]  ? print_usage_bug+0xc0/0xc0
[  408.361382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.366924]  ? find_held_lock+0x36/0x1c0
[  408.370992]  ? mark_held_locks+0xc7/0x130
[  408.375142]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  408.380244]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  408.385355]  ? lockdep_hardirqs_on+0x421/0x5c0
[  408.389950]  ? trace_hardirqs_on+0xbd/0x310
[  408.394271]  ? kasan_check_read+0x11/0x20
[  408.398424]  ? ___ratelimit+0x36f/0x655
[  408.402401]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.407853]  ? trace_hardirqs_on+0x310/0x310
[  408.412280]  ? lock_downgrade+0x900/0x900
[  408.416438]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  408.421546]  ? ___ratelimit+0xaa/0x655
[  408.425446]  ? idr_get_free+0xec0/0xec0
[  408.429425]  ? kasan_check_write+0x14/0x20
[  408.433661]  ? do_raw_spin_lock+0xc1/0x200
[  408.437904]  oom_kill_process.cold.27+0x10/0x903
[  408.442666]  ? graph_lock+0x170/0x170
[  408.446465]  ? _raw_spin_unlock+0x2c/0x50
[  408.450611]  ? oom_badness+0xe6/0xaa0
[  408.454422]  ? oom_evaluate_task+0x540/0x540
[  408.458836]  ? find_held_lock+0x36/0x1c0
[  408.462906]  ? out_of_memory+0x974/0x14c0
[  408.467056]  ? lock_downgrade+0x900/0x900
[  408.471205]  ? check_preemption_disabled+0x48/0x200
[  408.476228]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  408.482030]  ? kasan_check_read+0x11/0x20
[  408.486203]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.491508]  ? rcu_bh_qs+0xc0/0xc0
[  408.495085]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.500123]  ? oom_evaluate_task+0x302/0x540
[  408.504565]  out_of_memory+0xa86/0x14c0
[  408.508574]  ? oom_killer_disable+0x3a0/0x3a0
[  408.513104]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  408.518037]  ? __mutex_add_waiter+0x2a0/0x2a0
[  408.522562]  __alloc_pages_slowpath+0x2318/0x2d80
[  408.527447]  ? warn_alloc+0x120/0x120
[  408.531260]  ? lock_downgrade+0x900/0x900
[  408.535442]  ? print_usage_bug+0xc0/0xc0
[  408.539508]  ? warn_alloc+0x120/0x120
[  408.543313]  ? print_usage_bug+0xc0/0xc0
[  408.547382]  ? debug_check_no_obj_freed+0x305/0x58d
[  408.552403]  ? print_usage_bug+0xc0/0xc0
[  408.556471]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.562009]  ? should_fail+0x22d/0xd01
[  408.565907]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.571013]  ? __lock_acquire+0x7ec/0x4ec0
[  408.575299]  ? __lock_is_held+0xb5/0x140
[  408.579376]  ? graph_lock+0x170/0x170
[  408.583180]  ? ___might_sleep+0x1ed/0x300
[  408.587330]  ? lock_release+0x970/0x970
[  408.591308]  ? arch_local_save_flags+0x40/0x40
[  408.595903]  ? __might_sleep+0x95/0x190
[  408.599885]  __alloc_pages_nodemask+0xa80/0xde0
[  408.604576]  ? graph_lock+0x170/0x170
[  408.608383]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  408.613395]  ? graph_lock+0x170/0x170
[  408.617209]  ? mark_held_locks+0xc7/0x130
[  408.621358]  ? find_held_lock+0x36/0x1c0
[  408.625426]  ? cache_grow_begin+0x5a4/0x8c0
[  408.629750]  ? lockdep_hardirqs_on+0x421/0x5c0
[  408.634338]  ? trace_hardirqs_on+0xbd/0x310
[  408.638659]  ? fallback_alloc+0x203/0x2e0
[  408.642807]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.648612]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.654159]  cache_grow_begin+0x91/0x8c0
[  408.658223]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.662645]  fallback_alloc+0x203/0x2e0
[  408.666629]  ____cache_alloc_node+0x1c7/0x1e0
[  408.671136]  kmem_cache_alloc_node_trace+0xe7/0x740
[  408.676169]  __kmalloc_node_track_caller+0x33/0x70
[  408.681106]  __kmalloc_reserve.isra.39+0x41/0xe0
[  408.685867]  __alloc_skb+0x155/0x770
[  408.689593]  ? skb_scrub_packet+0x490/0x490
[  408.693932]  ? if_nlmsg_size+0x5d1/0xbb0
[  408.698000]  ? nla_put_ifalias+0x170/0x170
[  408.702250]  ? softnet_seq_show+0x470/0x470
[  408.706581]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  408.711601]  ? netif_tx_stop_all_queues+0xd9/0x110
[  408.716534]  rtmsg_ifinfo_build_skb+0x74/0x190
[  408.721132]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  408.725980]  rtmsg_ifinfo+0x8c/0xa0
[  408.729617]  dev_close_many+0x3be/0x860
[  408.733603]  ? unlist_netdevice+0x670/0x670
[  408.737929]  ? find_held_lock+0x36/0x1c0
[  408.741998]  ? __queue_work+0x6be/0x1440
[  408.746084]  ? lock_downgrade+0x900/0x900
[  408.750242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.755775]  ? rtnl_is_locked+0xb5/0xf0
[  408.759751]  ? rtnl_trylock+0x20/0x20
[  408.763557]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.767969]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  408.772569]  rollback_registered_many+0x56e/0x1240
[  408.778012]  ? generic_xdp_install+0x4c0/0x4c0
[  408.782610]  ? max_active_store+0x170/0x170
[  408.786931]  ? graph_lock+0x170/0x170
[  408.790734]  ? print_usage_bug+0xc0/0xc0
[  408.794794]  ? print_usage_bug+0xc0/0xc0
[  408.798854]  ? kfree_skbmem+0x154/0x230
[  408.802832]  ? graph_lock+0x170/0x170
[  408.806638]  ? print_usage_bug+0xc0/0xc0
[  408.810702]  ? find_held_lock+0x36/0x1c0
[  408.814778]  ? mark_held_locks+0xc7/0x130
[  408.818937]  rollback_registered+0x1e9/0x420
[  408.823345]  ? lockdep_hardirqs_on+0x351/0x5c0
[  408.827928]  ? rollback_registered_many+0x1240/0x1240
[  408.833825]  ? trace_hardirqs_on+0xbd/0x310
[  408.838150]  ? linkwatch_schedule_work+0x150/0x170
[  408.843085]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.848626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.854163]  ? rtnl_is_locked+0xb5/0xf0
[  408.858141]  ? rtnl_trylock+0x20/0x20
[  408.861945]  ? queue_delayed_work_on+0x130/0x1f0
[  408.866708]  unregister_netdevice_queue+0x321/0x5e0
[  408.871733]  ? rollback_registered+0x420/0x420
[  408.876314]  ? linkwatch_schedule_work+0x170/0x170
[  408.881251]  ? tun_show_owner+0x170/0x170
[  408.885400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.890945]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  408.896307]  ? __tun_detach+0x6ba/0x15c0
[  408.900376]  __tun_detach+0x11b8/0x15c0
[  408.904358]  ? __call_rcu.constprop.69+0x429/0xbc0
[  408.909301]  ? tun_attach+0x1770/0x1770
[  408.913284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.918819]  ? check_preemption_disabled+0x48/0x200
[  408.923845]  ? graph_lock+0x170/0x170
[  408.927649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.933188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.938730]  ? locks_remove_file+0x3c6/0x5c0
[  408.943149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.948698]  ? ima_file_free+0x132/0x650
[  408.952768]  ? __lock_is_held+0xb5/0x140
[  408.956836]  ? __tun_detach+0x15c0/0x15c0
[  408.960988]  ? __tun_detach+0x15c0/0x15c0
[  408.965134]  tun_chr_close+0xe3/0x180
[  408.968940]  __fput+0x385/0xa30
[  408.972228]  ? get_max_files+0x20/0x20
[  408.976121]  ? ___might_sleep+0x1ed/0x300
[  408.980275]  ? arch_local_save_flags+0x40/0x40
[  408.984868]  ____fput+0x15/0x20
[  408.988152]  task_work_run+0x1e8/0x2a0
[  408.992044]  ? task_work_cancel+0x240/0x240
[  408.996376]  ? switch_task_namespaces+0xb8/0xd0
[  409.001053]  do_exit+0x1ad7/0x2610
[  409.004608]  ? mm_update_next_owner+0x990/0x990
[  409.009281]  ? print_usage_bug+0xc0/0xc0
[  409.013357]  ? __lock_acquire+0x7ec/0x4ec0
[  409.017607]  ? find_held_lock+0x36/0x1c0
[  409.021694]  ? __lock_acquire+0x7ec/0x4ec0
[  409.025935]  ? mark_held_locks+0x130/0x130
[  409.030181]  ? lock_acquire+0x1ed/0x520
[  409.034164]  ? mark_held_locks+0x130/0x130
[  409.038400]  ? arch_local_save_flags+0x40/0x40
[  409.042982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.048539]  ? __mutex_lock+0x872/0x1710
[  409.052614]  ? __switch_to_asm+0x40/0x70
[  409.056845]  ? __switch_to_asm+0x34/0x70
[  409.060908]  ? pipe_wait+0x266/0x2c0
[  409.064628]  ? mutex_trylock+0x2b0/0x2b0
[  409.068706]  ? graph_lock+0x170/0x170
[  409.072506]  ? find_held_lock+0x36/0x1c0
[  409.076581]  ? memset+0x31/0x40
[  409.079868]  ? find_held_lock+0x36/0x1c0
[  409.083943]  ? get_signal+0x95b/0x1980
[  409.087833]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.092327]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.096836]  do_group_exit+0x177/0x440
[  409.100731]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.106187]  ? __ia32_sys_exit+0x50/0x50
[  409.110262]  get_signal+0x8b0/0x1980
[  409.113988]  ? ptrace_notify+0x130/0x130
[  409.118059]  ? finish_wait+0x430/0x430
[  409.121952]  ? graph_lock+0x170/0x170
[  409.125762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.131304]  ? pipe_read+0x702/0x940
[  409.135027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.140586]  do_signal+0x9c/0x21e0
[  409.144129]  ? __vfs_read+0x11f/0x9b0
[  409.147936]  ? vfs_copy_file_range+0xb90/0xb90
[  409.152521]  ? setup_sigcontext+0x7d0/0x7d0
[  409.156870]  ? exit_to_usermode_loop+0x8c/0x380
[  409.161580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.167146]  exit_to_usermode_loop+0x2e5/0x380
[  409.171748]  ? syscall_slow_exit_work+0x520/0x520
[  409.176605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.182177]  do_syscall_64+0x6be/0x820
[  409.186082]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  409.191455]  ? syscall_return_slowpath+0x5e0/0x5e0
[  409.196389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.201240]  ? trace_hardirqs_off+0x300/0x300
[  409.205748]  ? prepare_exit_to_usermode+0x291/0x3b0
[  409.210772]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.215623]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  409.220812] RIP: 0033:0x410e10
[  409.224010] Code: Bad RIP value.
[  409.227369] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  409.235082] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  409.242347] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  409.249617] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  409.256901] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  409.264170] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  409.271466] warn_alloc_show_mem: 1 callbacks suppressed
[  409.271478] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  409.271480] Mem-Info:
[  409.271509] active_anon:46161 inactive_anon:461 isolated_anon:0
[  409.271509]  active_file:19 inactive_file:16 isolated_file:0
[  409.271509]  unevictable:0 dirty:0 writeback:0 unstable:0
[  409.271509]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  409.271509]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  409.271509]  free:13785 free_pcp:397 free_cma:0
[  409.276859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.284138] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  409.286541] Call Trace:
[  409.319333] Node 0 
[  409.328688]  <IRQ>
[  409.356289] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  409.358858]  dump_stack+0x1c4/0x2b4
[  409.361060] lowmem_reserve[]:
[  409.363209]  ? dump_stack_print_info.cold.2+0x52/0x52
[  409.388698]  0
[  409.392346]  warn_alloc.cold.118+0xb7/0x1bd
[  409.395411]  2815
[  409.400605]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.402382]  6318
[  409.406702]  ? lock_downgrade+0x900/0x900
[  409.408744]  6318
[  409.413605]  ? trace_hardirqs_off+0xb8/0x300
[  409.415641] Node 0 
[  409.419792]  ? trace_hardirqs_off+0xb8/0x300
[  409.421853] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  409.426237]  __alloc_pages_slowpath+0x2667/0x2d80
[  409.428442] lowmem_reserve[]:
[  409.432877]  ? warn_alloc+0x120/0x120
[  409.459565]  0
[  409.464422]  ? __bfs+0x385/0x7a0
[  409.467494]  0 3503
[  409.471301]  ? warn_alloc+0x120/0x120
[  409.473076]  3503
[  409.476447]  ? print_usage_bug+0xc0/0xc0
[  409.478657] Node 0 
[  409.482452]  ? lock_pin_lock+0x350/0x350
[  409.484516] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  409.488576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.490772] lowmem_reserve[]:
[  409.494841]  ? should_fail+0x22d/0xd01
[  409.523366]  0
[  409.528913]  ? kasan_check_read+0x11/0x20
[  409.531989]  0
[  409.535875]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.537657]  0
[  409.541804]  ? __lock_acquire+0x7ec/0x4ec0
[  409.543575]  0
[  409.548682]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.550460] Node 0 
[  409.554687]  ? should_fail+0x22d/0xd01
[  409.556464] DMA: 
[  409.561582]  ? mark_held_locks+0x130/0x130
[  409.563779] 1*4kB 
[  409.567675]  ? mark_held_locks+0x130/0x130
[  409.569716] (U) 
[  409.573944]  ? migrate_swap_stop+0x930/0x930
[  409.576077] 0*8kB 
[  409.580318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.582270] 0*16kB 
[  409.586675]  ? radix_tree_descend+0x13c/0x2e0
[  409.588803] 1*32kB 
[  409.594335]  ? graph_lock+0x170/0x170
[  409.596561] (U) 
[  409.601055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.603271] 2*64kB 
[  409.607065]  ? check_preemption_disabled+0x48/0x200
[  409.609020] (U) 
[  409.614557]  ? check_preemption_disabled+0x48/0x200
[  409.616772] 1*128kB 
[  409.621790]  ? __lock_is_held+0xb5/0x140
[  409.623735] (U) 
[  409.628763]  __alloc_pages_nodemask+0xa80/0xde0
[  409.631059] 1*256kB 
[  409.635115]  ? graph_lock+0x170/0x170
[  409.637068] (U) 
[  409.641778]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  409.644335] 0*512kB 1*1024kB 
[  409.648150]  ? graph_lock+0x170/0x170
[  409.650098] (U) 
[  409.655130]  ? find_held_lock+0x36/0x1c0
[  409.658201] 1*2048kB 
[  409.662013]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.663959] (M) 
[  409.668022]  ? lock_downgrade+0x900/0x900
[  409.670402] 3*4096kB 
[  409.675072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.677018] (M) 
[  409.681164]  cache_grow_begin+0x91/0x8c0
[  409.683538] = 15908kB
[  409.683546] Node 0 
[  409.689092]  ? do_raw_spin_unlock+0xa7/0x2f0
[  409.689115]  fallback_alloc+0x203/0x2e0
[  409.691065] DMA32: 
[  409.695143]  ____cache_alloc_node+0x1c7/0x1e0
[  409.697530] 3*4kB 
[  409.699772]  kmem_cache_alloc_node+0xe3/0x730
[  409.704154] (M) 
[  409.708125]  ? mark_held_locks+0xc7/0x130
[  409.710336] 1*8kB 
[  409.714833]  __alloc_skb+0x119/0x770
[  409.716951] (M) 
[  409.721443]  ? skb_scrub_packet+0x490/0x490
[  409.723395] 3*16kB 
[  409.727536]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  409.729679] (UM) 
[  409.733392]  ? queue_work_on+0x12c/0x1e0
[  409.735346] 3*32kB 
[  409.739723]  ? switchdev_port_obj_del+0xdc/0x450
[  409.741870] (UM) 
[  409.746478]  ? switchdev_trans_item_enqueue+0x260/0x260
[  409.748518] 2*64kB 
[  409.752584]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.754788] (UM) 
[  409.759582]  __br_mdb_notify+0x4ff/0x15d0
[  409.761575] 5*128kB (UM) 
[  409.766943]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  409.769154] 3*256kB 
[  409.774168]  ? __br_mdb_add+0x800/0x800
[  409.776219] (M) 
[  409.780359]  ? kasan_check_write+0x14/0x20
[  409.783098] 4*512kB 
[  409.788195]  ? do_raw_spin_lock+0xc1/0x200
[  409.790492] (M) 
[  409.794461]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  409.796420] 3*1024kB (UM) 
[  409.800664]  ? debug_object_assert_init+0x368/0x4b0
[  409.802966] 3*2048kB 
[  409.807190]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.807207]  ? debug_object_init_on_stack+0x20/0x20
[  409.809160] (M) 
[  409.814258]  ? graph_lock+0x170/0x170
[  409.817087] 3*4096kB 
[  409.822099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.824482] (M) 
[  409.829931]  br_mdb_notify+0x310/0x410
[  409.834915] = 25252kB
[  409.834923] Node 0 
[  409.836895]  ? br_mdb_dump+0x2530/0x2530
[  409.840674] Normal: 
[  409.843121]  br_multicast_del_pg+0x3df/0x790
[  409.848636] 1016*4kB 
[  409.850613]  ? br_mdb_ip_get+0x940/0x940
[  409.854473] (UME) 
[  409.856879]  ? kasan_check_write+0x14/0x20
[  409.859095] 348*8kB 
[  409.863153]  ? do_raw_spin_lock+0xc1/0x200
[  409.865453] (UME) 
[  409.869856]  br_multicast_port_group_expired+0x189/0x1e0
[  409.872239] 167*16kB 
[  409.876295]  call_timer_fn+0x272/0x920
[  409.878416] (UME) 
[  409.882640]  ? br_multicast_del_pg+0x790/0x790
[  409.884942] 68*32kB 
[  409.889171]  ? process_timeout+0x40/0x40
[  409.891297] (UME) 
[  409.896744]  ? find_held_lock+0x36/0x1c0
[  409.899124] 21*64kB (M) 
[  409.903020]  ? __run_timers+0x7da/0xc70
[  409.905143] 6*128kB 
[  409.909722]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.912019] (UM) 
[  409.916077]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.918199] 1*256kB (U) 
[  409.922266]  ? br_multicast_del_pg+0x790/0x790
[  409.924912] 0*512kB 
[  409.928884]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  409.931184] 0*1024kB 
[  409.935679]  ? trace_hardirqs_on+0xbd/0x310
[  409.937714] 0*2048kB 
[  409.942200]  ? kasan_check_read+0x11/0x20
[  409.944849] 0*4096kB 
[  409.949427]  ? __run_timers+0x7da/0xc70
[  409.951723] = 14064kB
[  409.956302]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.958691] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  409.963003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.965390] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  409.969528]  ? br_multicast_del_pg+0x790/0x790
[  409.971916] 503 total pagecache pages
[  409.975883]  __run_timers+0x7e5/0xc70
[  409.978277] 0 pages in swap cache
[  409.983726]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  409.992539] Swap cache stats: add 0, delete 0, find 0/0
[  409.992558] Free swap  = 0kB
[  409.996810]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.005351] Total swap = 0kB
[  410.009930]  ? graph_lock+0x170/0x170
[  410.013703] 1965979 pages RAM
[  410.017496]  ? enqueue_hrtimer+0x1a5/0x560
[  410.028216] 0 pages HighMem/MovableOnly
[  410.033590]  ? lock_release+0x970/0x970
[  410.038919] 343324 pages reserved
[  410.038928] 0 pages cma reserved
[  410.041948]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  410.047015] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  410.049956]  ? find_held_lock+0x36/0x1c0
[  410.053847] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.056827]  ? graph_lock+0x170/0x170
[  410.061037] syz-executor2 cpuset=
[  410.065008]  ? pvclock_read_flags+0x160/0x160
[  410.068954] syz2
[  410.072402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.075744]  mems_allowed=0
[  410.080928]  ? check_preemption_disabled+0x48/0x200
[  410.129145]  ? __lock_is_held+0xb5/0x140
[  410.133234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.138789]  ? check_preemption_disabled+0x48/0x200
[  410.143824]  run_timer_softirq+0x52/0xb0
[  410.147887]  ? rcu_read_lock_sched_held+0x108/0x120
[  410.152907]  __do_softirq+0x30b/0xad8
[  410.156726]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  410.161837]  ? pvclock_read_flags+0x160/0x160
[  410.166331]  ? lapic_next_event+0x5a/0x90
[  410.170480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.176020]  ? check_preemption_disabled+0x48/0x200
[  410.181033]  ? check_preemption_disabled+0x48/0x200
[  410.186056]  ? kvm_clock_read+0x18/0x30
[  410.190029]  ? kvm_sched_clock_read+0x9/0x20
[  410.194443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.199977]  ? check_preemption_disabled+0x48/0x200
[  410.205007]  irq_exit+0x17f/0x1c0
[  410.208467]  smp_apic_timer_interrupt+0x1cb/0x760
[  410.213314]  ? smp_reschedule_interrupt+0x109/0x650
[  410.218331]  ? smp_call_function_single_interrupt+0x650/0x650
[  410.224219]  ? interrupt_entry+0xb5/0xf0
[  410.228312]  ? trace_hardirqs_off_caller+0xbb/0x300
[  410.233330]  ? trace_hardirqs_off_caller+0xbb/0x300
[  410.238350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.243192]  ? trace_hardirqs_off+0x300/0x300
[  410.247688]  ? trace_hardirqs_off+0x300/0x300
[  410.252186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.257724]  ? check_preemption_disabled+0x48/0x200
[  410.262739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.268284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.273137]  apic_timer_interrupt+0xf/0x20
[  410.277364]  </IRQ>
[  410.279606] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  410.284536] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  410.303467] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  410.311178] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  410.318446] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  410.325713] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  410.332981] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  410.340252] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  410.347584]  skb_clone+0x1bb/0x500
[  410.351132]  ? skb_split+0x11e0/0x11e0
[  410.355024]  ? preempt_notifier_register+0x200/0x200
[  410.360127]  ? __switch_to_asm+0x34/0x70
[  410.364190]  ? __switch_to_asm+0x34/0x70
[  410.368253]  ? __switch_to_asm+0x40/0x70
[  410.372312]  ? __switch_to_asm+0x34/0x70
[  410.376371]  ? __switch_to_asm+0x40/0x70
[  410.380433]  ? __switch_to_asm+0x40/0x70
[  410.384492]  ? __switch_to_asm+0x34/0x70
[  410.388558]  ? __switch_to_asm+0x34/0x70
[  410.392623]  ? __switch_to_asm+0x40/0x70
[  410.396684]  ? __switch_to_asm+0x34/0x70
[  410.400754]  bpf_clone_redirect+0xb9/0x490
[  410.405002]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  410.410025]  ? __sched_text_start+0x8/0x8
[  410.414172]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  410.418942]  ? find_held_lock+0x36/0x1c0
[  410.423030]  ? lock_acquire+0x1ed/0x520
[  410.427006]  ? bpf_test_run+0x32e/0x5a0
[  410.430980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.436518]  ? check_preemption_disabled+0x48/0x200
[  410.441544]  ? kasan_check_read+0x11/0x20
[  410.445711]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.450989]  ? rcu_bh_qs+0xc0/0xc0
[  410.454540]  ? preempt_schedule+0x4d/0x60
[  410.458702]  ? ___preempt_schedule+0x16/0x18
[  410.463122]  ? bpf_test_run+0x1c0/0x5a0
[  410.467103]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  410.471952]  ? netlink_diag_dump+0x2a0/0x2a0
[  410.476364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.481912]  ? bpf_test_init.isra.9+0x70/0x100
[  410.486507]  ? bpf_prog_test_run_skb+0x634/0xb40
[  410.491274]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  410.496115]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  410.501650]  ? fput+0x130/0x1a0
[  410.504936]  ? __bpf_prog_get+0x9b/0x290
[  410.509000]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  410.513842]  ? bpf_prog_test_run+0x130/0x1a0
[  410.518257]  ? __x64_sys_bpf+0x3d8/0x510
[  410.522329]  ? bpf_prog_get+0x20/0x20
[  410.526152]  ? do_syscall_64+0x1b9/0x820
[  410.530231]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  410.535605]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.540539]  ? trace_hardirqs_off+0x300/0x300
[  410.545050]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  410.550067]  ? recalc_sigpending_tsk+0x180/0x180
[  410.554823]  ? kasan_check_write+0x14/0x20
[  410.559064]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.563919]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  410.569301] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  410.570119] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.576489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.576495] Call Trace:
[  410.576507]  <IRQ>
[  410.576525]  dump_stack+0x1c4/0x2b4
[  410.587139] syz-executor4 cpuset=
[  410.596491]  ? dump_stack_print_info.cold.2+0x52/0x52
[  410.596521]  warn_alloc.cold.118+0xb7/0x1bd
[  410.599284] syz4
[  410.601365]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.601383]  ? lock_downgrade+0x900/0x900
[  410.601408]  ? trace_hardirqs_off+0xb8/0x300
[  410.601429]  ? trace_hardirqs_off+0xb8/0x300
[  410.601453]  __alloc_pages_slowpath+0x2667/0x2d80
[  410.601500]  ? warn_alloc+0x120/0x120
[  410.605238]  mems_allowed=0
[  410.608682]  ? trace_hardirqs_on+0x310/0x310
[  410.653818]  ? warn_alloc+0x120/0x120
[  410.657626]  ? print_usage_bug+0xc0/0xc0
[  410.661689]  ? warn_alloc+0x120/0x120
[  410.665490]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  410.670504]  ? print_usage_bug+0xc0/0xc0
[  410.674574]  ? __lock_acquire+0x7ec/0x4ec0
[  410.678814]  ? __lock_acquire+0x7ec/0x4ec0
[  410.683049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.688595]  ? should_fail+0x22d/0xd01
[  410.692488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.697591]  ? __lock_acquire+0x7ec/0x4ec0
[  410.701835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.706939]  ? __lock_acquire+0x7ec/0x4ec0
[  410.711175]  ? should_fail+0x22d/0xd01
[  410.715061]  ? print_usage_bug+0xc0/0xc0
[  410.719135]  ? mark_held_locks+0x130/0x130
[  410.723374]  ? mark_held_locks+0x130/0x130
[  410.727619]  ? graph_lock+0x170/0x170
[  410.731424]  ? print_usage_bug+0xc0/0xc0
[  410.735493]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  410.740707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.746247]  ? check_preemption_disabled+0x48/0x200
[  410.751271]  ? check_preemption_disabled+0x48/0x200
[  410.756314]  ? __lock_is_held+0xb5/0x140
[  410.760399]  __alloc_pages_nodemask+0xa80/0xde0
[  410.765092]  ? graph_lock+0x170/0x170
[  410.768913]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  410.773941]  ? graph_lock+0x170/0x170
[  410.778299]  ? find_held_lock+0x36/0x1c0
[  410.782373]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.787049]  ? lock_downgrade+0x900/0x900
[  410.791210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.796756]  cache_grow_begin+0x91/0x8c0
[  410.800820]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.805237]  fallback_alloc+0x203/0x2e0
[  410.809222]  ____cache_alloc_node+0x1c7/0x1e0
[  410.813729]  kmem_cache_alloc_node+0xe3/0x730
[  410.818230]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.822475]  __alloc_skb+0x119/0x770
[  410.826189]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.831469]  ? skb_scrub_packet+0x490/0x490
[  410.835794]  ? lock_downgrade+0x900/0x900
[  410.839949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.845505]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.850960]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.856417]  ? addrconf_rs_timer+0x6f0/0x6f0
[  410.860839]  ndisc_alloc_skb+0x144/0x340
[  410.864910]  ndisc_send_rs+0x331/0x6e0
[  410.868806]  addrconf_rs_timer+0x3c0/0x6f0
[  410.873049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.877306]  call_timer_fn+0x272/0x920
[  410.881253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.885491]  ? process_timeout+0x40/0x40
[  410.889562]  ? find_held_lock+0x36/0x1c0
[  410.893636]  ? mark_held_locks+0xc7/0x130
[  410.897786]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.902283]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.906777]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.911010]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  410.915599]  ? trace_hardirqs_on+0xbd/0x310
[  410.919919]  ? kasan_check_read+0x11/0x20
[  410.924070]  ? __run_timers+0x7da/0xc70
[  410.928051]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.933511]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.937756]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.941993]  __run_timers+0x7e5/0xc70
[  410.945809]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  410.951175]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.956202]  ? graph_lock+0x170/0x170
[  410.960013]  ? print_usage_bug+0xc0/0xc0
[  410.964082]  ? lock_release+0x970/0x970
[  410.968060]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  410.973265]  ? find_held_lock+0x36/0x1c0
[  410.977344]  ? graph_lock+0x170/0x170
[  410.981155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.986699]  ? check_preemption_disabled+0x48/0x200
[  410.991730]  ? __lock_is_held+0xb5/0x140
[  410.995795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.001332]  ? check_preemption_disabled+0x48/0x200
[  411.006361]  run_timer_softirq+0x52/0xb0
[  411.010422]  ? rcu_read_lock_sched_held+0x108/0x120
[  411.015438]  __do_softirq+0x30b/0xad8
[  411.019252]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  411.024366]  ? pvclock_read_flags+0x160/0x160
[  411.028865]  ? lapic_next_event+0x5a/0x90
[  411.033013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.038558]  ? check_preemption_disabled+0x48/0x200
[  411.043580]  ? check_preemption_disabled+0x48/0x200
[  411.048608]  ? kvm_clock_read+0x18/0x30
[  411.052586]  ? kvm_sched_clock_read+0x9/0x20
[  411.057006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.062568]  ? check_preemption_disabled+0x48/0x200
[  411.067610]  irq_exit+0x17f/0x1c0
[  411.071080]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.075923]  ? smp_reschedule_interrupt+0x109/0x650
[  411.080939]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.086822]  ? interrupt_entry+0xb5/0xf0
[  411.090889]  ? trace_hardirqs_off_caller+0xbb/0x300
[  411.095903]  ? trace_hardirqs_off_caller+0xbb/0x300
[  411.100924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.105774]  ? trace_hardirqs_off+0x300/0x300
[  411.110270]  ? trace_hardirqs_off+0x300/0x300
[  411.114765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.120301]  ? check_preemption_disabled+0x48/0x200
[  411.125318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.130866]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.135723]  apic_timer_interrupt+0xf/0x20
[  411.139951]  </IRQ>
[  411.142192] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  411.147474] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  411.166372] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  411.174087] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  411.181371] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  411.188638] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  411.195911] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  411.203175] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  411.210467]  ? arch_local_irq_restore+0x45/0x52
[  411.215144]  dump_stack+0x26a/0x2b4
[  411.218773]  ? dump_stack_print_info.cold.2+0x52/0x52
[  411.223971]  ? mark_held_locks+0x130/0x130
[  411.228207]  ? mark_held_locks+0x130/0x130
[  411.232452]  dump_header+0x27b/0xf72
[  411.236183]  ? pagefault_out_of_memory+0x197/0x197
[  411.241116]  ? mark_held_locks+0x130/0x130
[  411.245351]  ? __lock_acquire+0x7ec/0x4ec0
[  411.249593]  ? print_usage_bug+0xc0/0xc0
[  411.253666]  ? graph_lock+0x170/0x170
[  411.257467]  ? graph_lock+0x170/0x170
[  411.261268]  ? print_usage_bug+0xc0/0xc0
[  411.265329]  ? print_usage_bug+0xc0/0xc0
[  411.269398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.274941]  ? find_held_lock+0x36/0x1c0
[  411.279014]  ? mark_held_locks+0xc7/0x130
[  411.283172]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  411.288277]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  411.293389]  ? lockdep_hardirqs_on+0x421/0x5c0
[  411.297980]  ? trace_hardirqs_on+0xbd/0x310
[  411.302302]  ? kasan_check_read+0x11/0x20
[  411.306449]  ? ___ratelimit+0x36f/0x655
[  411.310424]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.315880]  ? trace_hardirqs_on+0x310/0x310
[  411.320292]  ? lock_downgrade+0x900/0x900
[  411.324450]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  411.329562]  ? ___ratelimit+0xaa/0x655
[  411.333458]  ? idr_get_free+0xec0/0xec0
[  411.337434]  ? kasan_check_write+0x14/0x20
[  411.341675]  ? do_raw_spin_lock+0xc1/0x200
[  411.345921]  oom_kill_process.cold.27+0x10/0x903
[  411.350701]  ? graph_lock+0x170/0x170
[  411.354501]  ? _raw_spin_unlock+0x2c/0x50
[  411.358651]  ? oom_badness+0xe6/0xaa0
[  411.362463]  ? oom_evaluate_task+0x540/0x540
[  411.366875]  ? find_held_lock+0x36/0x1c0
[  411.370945]  ? out_of_memory+0x974/0x14c0
[  411.375097]  ? lock_downgrade+0x900/0x900
[  411.379243]  ? check_preemption_disabled+0x48/0x200
[  411.384270]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  411.390062]  ? kasan_check_read+0x11/0x20
[  411.394218]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  411.399497]  ? rcu_bh_qs+0xc0/0xc0
[  411.403044]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  411.408066]  ? oom_evaluate_task+0x302/0x540
[  411.412487]  out_of_memory+0xa86/0x14c0
[  411.416474]  ? oom_killer_disable+0x3a0/0x3a0
[  411.420969]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  411.425903]  ? __mutex_add_waiter+0x2a0/0x2a0
[  411.430412]  __alloc_pages_slowpath+0x2318/0x2d80
[  411.435286]  ? warn_alloc+0x120/0x120
[  411.439095]  ? lock_downgrade+0x900/0x900
[  411.443249]  ? print_usage_bug+0xc0/0xc0
[  411.447314]  ? warn_alloc+0x120/0x120
[  411.451119]  ? print_usage_bug+0xc0/0xc0
[  411.455184]  ? debug_check_no_obj_freed+0x305/0x58d
[  411.460202]  ? print_usage_bug+0xc0/0xc0
[  411.464268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.469808]  ? should_fail+0x22d/0xd01
[  411.473700]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.478806]  ? __lock_acquire+0x7ec/0x4ec0
[  411.483093]  ? __lock_is_held+0xb5/0x140
[  411.487167]  ? graph_lock+0x170/0x170
[  411.490975]  ? ___might_sleep+0x1ed/0x300
[  411.495122]  ? lock_release+0x970/0x970
[  411.499101]  ? arch_local_save_flags+0x40/0x40
[  411.503696]  ? __might_sleep+0x95/0x190
[  411.507696]  __alloc_pages_nodemask+0xa80/0xde0
[  411.512369]  ? graph_lock+0x170/0x170
[  411.516174]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  411.521186]  ? graph_lock+0x170/0x170
[  411.524997]  ? mark_held_locks+0xc7/0x130
[  411.529143]  ? find_held_lock+0x36/0x1c0
[  411.533209]  ? cache_grow_begin+0x5a4/0x8c0
[  411.537531]  ? lockdep_hardirqs_on+0x421/0x5c0
[  411.542122]  ? trace_hardirqs_on+0xbd/0x310
[  411.546461]  ? fallback_alloc+0x203/0x2e0
[  411.550613]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.556069]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  411.561618]  cache_grow_begin+0x91/0x8c0
[  411.565686]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.570107]  fallback_alloc+0x203/0x2e0
[  411.574098]  ____cache_alloc_node+0x1c7/0x1e0
[  411.578600]  kmem_cache_alloc_node_trace+0xe7/0x740
[  411.583632]  __kmalloc_node_track_caller+0x33/0x70
[  411.588573]  __kmalloc_reserve.isra.39+0x41/0xe0
[  411.593340]  __alloc_skb+0x155/0x770
[  411.597059]  ? skb_scrub_packet+0x490/0x490
[  411.601387]  ? if_nlmsg_size+0x5d1/0xbb0
[  411.605453]  ? nla_put_ifalias+0x170/0x170
[  411.609699]  ? softnet_seq_show+0x470/0x470
[  411.614020]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  411.619037]  ? netif_tx_stop_all_queues+0xd9/0x110
[  411.623970]  rtmsg_ifinfo_build_skb+0x74/0x190
[  411.628586]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  411.633439]  rtmsg_ifinfo+0x8c/0xa0
[  411.637072]  dev_close_many+0x3be/0x860
[  411.641061]  ? unlist_netdevice+0x670/0x670
[  411.645700]  ? find_held_lock+0x36/0x1c0
[  411.649769]  ? __queue_work+0x6be/0x1440
[  411.653835]  ? lock_downgrade+0x900/0x900
[  411.657992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.663526]  ? rtnl_is_locked+0xb5/0xf0
[  411.667512]  ? rtnl_trylock+0x20/0x20
[  411.671314]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.675727]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  411.680317]  rollback_registered_many+0x56e/0x1240
[  411.685252]  ? generic_xdp_install+0x4c0/0x4c0
[  411.689840]  ? max_active_store+0x170/0x170
[  411.694164]  ? graph_lock+0x170/0x170
[  411.697971]  ? print_usage_bug+0xc0/0xc0
[  411.702033]  ? print_usage_bug+0xc0/0xc0
[  411.706102]  ? kfree_skbmem+0x154/0x230
[  411.710082]  ? graph_lock+0x170/0x170
[  411.713884]  ? print_usage_bug+0xc0/0xc0
[  411.717955]  ? find_held_lock+0x36/0x1c0
[  411.722028]  ? mark_held_locks+0xc7/0x130
[  411.726185]  rollback_registered+0x1e9/0x420
[  411.730637]  ? lockdep_hardirqs_on+0x351/0x5c0
[  411.735224]  ? rollback_registered_many+0x1240/0x1240
[  411.740422]  ? trace_hardirqs_on+0xbd/0x310
[  411.744747]  ? linkwatch_schedule_work+0x150/0x170
[  411.749679]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.755133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.760675]  ? rtnl_is_locked+0xb5/0xf0
[  411.764651]  ? rtnl_trylock+0x20/0x20
[  411.768457]  ? queue_delayed_work_on+0x130/0x1f0
[  411.773218]  unregister_netdevice_queue+0x321/0x5e0
[  411.778237]  ? rollback_registered+0x420/0x420
[  411.782826]  ? linkwatch_schedule_work+0x170/0x170
[  411.787758]  ? tun_show_owner+0x170/0x170
[  411.791908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.797452]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  411.802816]  ? __tun_detach+0x6ba/0x15c0
[  411.806893]  __tun_detach+0x11b8/0x15c0
[  411.810868]  ? __call_rcu.constprop.69+0x429/0xbc0
[  411.815808]  ? tun_attach+0x1770/0x1770
[  411.819788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.825344]  ? check_preemption_disabled+0x48/0x200
[  411.830376]  ? graph_lock+0x170/0x170
[  411.834180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.839720]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.845258]  ? locks_remove_file+0x3c6/0x5c0
[  411.849672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.855209]  ? ima_file_free+0x132/0x650
[  411.859278]  ? __lock_is_held+0xb5/0x140
[  411.863348]  ? __tun_detach+0x15c0/0x15c0
[  411.867504]  ? __tun_detach+0x15c0/0x15c0
[  411.871650]  tun_chr_close+0xe3/0x180
[  411.875457]  __fput+0x385/0xa30
[  411.878746]  ? get_max_files+0x20/0x20
[  411.882643]  ? ___might_sleep+0x1ed/0x300
[  411.886799]  ? arch_local_save_flags+0x40/0x40
[  411.891388]  ____fput+0x15/0x20
[  411.894671]  task_work_run+0x1e8/0x2a0
[  411.898570]  ? task_work_cancel+0x240/0x240
[  411.902899]  ? switch_task_namespaces+0xb8/0xd0
[  411.907583]  do_exit+0x1ad7/0x2610
[  411.911135]  ? mm_update_next_owner+0x990/0x990
[  411.915804]  ? print_usage_bug+0xc0/0xc0
[  411.919872]  ? __lock_acquire+0x7ec/0x4ec0
[  411.924111]  ? find_held_lock+0x36/0x1c0
[  411.928209]  ? __lock_acquire+0x7ec/0x4ec0
[  411.932443]  ? mark_held_locks+0x130/0x130
[  411.936689]  ? lock_acquire+0x1ed/0x520
[  411.940671]  ? mark_held_locks+0x130/0x130
[  411.944908]  ? arch_local_save_flags+0x40/0x40
[  411.949490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.955047]  ? __mutex_lock+0x872/0x1710
[  411.959116]  ? __switch_to_asm+0x40/0x70
[  411.963178]  ? __switch_to_asm+0x34/0x70
[  411.967242]  ? pipe_wait+0x266/0x2c0
[  411.970964]  ? mutex_trylock+0x2b0/0x2b0
[  411.975038]  ? graph_lock+0x170/0x170
[  411.978844]  ? find_held_lock+0x36/0x1c0
[  411.982912]  ? memset+0x31/0x40
[  411.986201]  ? find_held_lock+0x36/0x1c0
[  411.990276]  ? get_signal+0x95b/0x1980
[  411.994164]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.998662]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.003166]  do_group_exit+0x177/0x440
[  412.007057]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.012518]  ? __ia32_sys_exit+0x50/0x50
[  412.016604]  get_signal+0x8b0/0x1980
[  412.020331]  ? ptrace_notify+0x130/0x130
[  412.024397]  ? finish_wait+0x430/0x430
[  412.028288]  ? graph_lock+0x170/0x170
[  412.032102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.037648]  ? pipe_read+0x702/0x940
[  412.041363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.046914]  do_signal+0x9c/0x21e0
[  412.050456]  ? __vfs_read+0x11f/0x9b0
[  412.054268]  ? vfs_copy_file_range+0xb90/0xb90
[  412.058851]  ? setup_sigcontext+0x7d0/0x7d0
[  412.063196]  ? exit_to_usermode_loop+0x8c/0x380
[  412.067887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.073431]  exit_to_usermode_loop+0x2e5/0x380
[  412.078017]  ? syscall_slow_exit_work+0x520/0x520
[  412.082858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.088426]  do_syscall_64+0x6be/0x820
[  412.092318]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  412.097689]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.102620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.107472]  ? trace_hardirqs_off+0x300/0x300
[  412.111975]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.117004]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.121855]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.127042] RIP: 0033:0x410e10
[  412.130252] Code: Bad RIP value.
[  412.133613] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  412.141320] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  412.148587] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  412.155852] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  412.163120] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  412.170388] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  412.177688] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  412.177693] warn_alloc_show_mem: 1 callbacks suppressed
[  412.177701] Mem-Info:
[  412.184978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.190346] active_anon:46161 inactive_anon:461 isolated_anon:0
[  412.190346]  active_file:19 inactive_file:16 isolated_file:0
[  412.190346]  unevictable:0 dirty:0 writeback:0 unstable:0
[  412.190346]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  412.190346]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  412.190346]  free:13785 free_pcp:397 free_cma:0
[  412.192717] Call Trace:
[  412.202103] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  412.234864]  <IRQ>
[  412.237435] Node 0 
[  412.265022]  dump_stack+0x1c4/0x2b4
[  412.267171] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  412.269381]  ? dump_stack_print_info.cold.2+0x52/0x52
[  412.272978] lowmem_reserve[]:
[  412.298497]  warn_alloc.cold.118+0xb7/0x1bd
[  412.303652]  0
[  412.306753]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.311061]  2815
[  412.312877]  ? lock_downgrade+0x900/0x900
[  412.317692]  6318
[  412.319757]  ? trace_hardirqs_off+0xb8/0x300
[  412.323875]  6318
[  412.325935]  ? trace_hardirqs_off+0xb8/0x300
[  412.332377]  __alloc_pages_slowpath+0x2667/0x2d80
[  412.336756] Node 0 DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  412.341629]  ? warn_alloc+0x120/0x120
[  412.368931] lowmem_reserve[]: 0
[  412.372729]  ? __bfs+0x385/0x7a0
[  412.372745]  ? check_usage+0x2c4/0x790
[  412.376002]  0
[  412.379361]  ? warn_alloc+0x120/0x120
[  412.383223]  3503
[  412.385018]  ? print_usage_bug+0xc0/0xc0
[  412.388793]  3503
[  412.390850]  ? lock_pin_lock+0x350/0x350
[  412.396941]  ? check_usage_forwards+0x3e0/0x3e0
[  412.400978] Node 0 Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  412.405689]  ? kasan_check_read+0x11/0x20
[  412.405708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.434834] lowmem_reserve[]:
[  412.438986]  ? should_fail+0x22d/0xd01
[  412.444494]  0
[  412.447596]  ? lockdep_on+0x50/0x50
[  412.451458]  0
[  412.453258]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.456859]  0
[  412.458655]  ? __lock_acquire+0x7ec/0x4ec0
[  412.463724]  0
[  412.465531]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.469740] Node 0 
[  412.471539]  ? should_fail+0x22d/0xd01
[  412.476622] DMA: 
[  412.478858]  ? mark_held_locks+0x130/0x130
[  412.482721] 1*4kB 
[  412.484788]  ? mark_held_locks+0x130/0x130
[  412.488999] (U) 
[  412.491142]  ? print_usage_bug+0xc0/0xc0
[  412.495355] 0*8kB 
[  412.497329]  ? graph_lock+0x170/0x170
[  412.501360] 0*16kB 
[  412.503504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.507279] 1*32kB 
[  412.509510]  ? check_preemption_disabled+0x48/0x200
[  412.515020] (U) 
[  412.517249]  ? check_preemption_disabled+0x48/0x200
[  412.522241] 2*64kB 
[  412.524227]  ? __lock_is_held+0xb5/0x140
[  412.529212] (U) 
[  412.531448]  __alloc_pages_nodemask+0xa80/0xde0
[  412.535479] 1*128kB 
[  412.537449]  ? graph_lock+0x170/0x170
[  412.542094] (U) 
[  412.544416]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  412.548184] 1*256kB (U) 
[  412.550168]  ? graph_lock+0x170/0x170
[  412.555160] 0*512kB 
[  412.557836]  ? find_held_lock+0x36/0x1c0
[  412.561600] 1*1024kB (U) 
[  412.563937]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.567964] 1*2048kB (M) 
[  412.570729]  ? lock_downgrade+0x900/0x900
[  412.575383] 3*4096kB 
[  412.578142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.582259] (M) 
[  412.584691]  cache_grow_begin+0x91/0x8c0
[  412.590194] = 15908kB
[  412.590203] Node 0 
[  412.592176]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.596207] DMA32: 
[  412.598703]  fallback_alloc+0x203/0x2e0
[  412.600908] 3*4kB 
[  412.605316]  ____cache_alloc_node+0x1c7/0x1e0
[  412.607525] (M) 
[  412.611497]  kmem_cache_alloc_node+0xe3/0x730
[  412.613618] 1*8kB 
[  412.618114]  ? mark_held_locks+0xc7/0x130
[  412.620068] (M) 
[  412.624591]  __alloc_skb+0x119/0x770
[  412.626703] 3*16kB 
[  412.630850]  ? skb_scrub_packet+0x490/0x490
[  412.632800] (UM) 
[  412.636512]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  412.638720] 3*32kB 
[  412.643037]  ? queue_work_on+0x12c/0x1e0
[  412.645080] (UM) 
[  412.649656]  ? switchdev_port_obj_del+0xdc/0x450
[  412.651863] 2*64kB 
[  412.655916]  ? switchdev_trans_item_enqueue+0x260/0x260
[  412.657954] (UM) 
[  412.662706]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  412.664917] 5*128kB 
[  412.670275]  __br_mdb_notify+0x4ff/0x15d0
[  412.672312] (UM) 
[  412.677332]  ? __br_mdb_add+0x800/0x800
[  412.679624] 3*256kB 
[  412.683776]  ? graph_lock+0x170/0x170
[  412.685803] (M) 
[  412.689778]  ? br_multicast_group_expired+0x96/0x610
[  412.692078] 4*512kB 
[  412.695871]  ? find_held_lock+0x36/0x1c0
[  412.697822] (M) 
[  412.702931]  br_mdb_notify+0x310/0x410
[  412.705228] 3*1024kB 
[  412.709295]  ? br_mdb_dump+0x2530/0x2530
[  412.711242] (UM) 
[  412.715134]  ? kasan_check_write+0x14/0x20
[  412.717518] 3*2048kB 
[  412.721594]  ? do_raw_spin_lock+0xc1/0x200
[  412.723623] (M) 
[  412.727866]  br_multicast_group_expired+0x1bc/0x610
[  412.730246] 3*4096kB 
[  412.734485]  ? br_mdb_free+0x80/0x80
[  412.736436] (M) 
[  412.741469]  call_timer_fn+0x272/0x920
[  412.743841] = 25252kB
[  412.747559]  ? br_mdb_free+0x80/0x80
[  412.749511] Node 0 
[  412.753394]  ? process_timeout+0x40/0x40
[  412.755780] Normal: 
[  412.759484]  ? find_held_lock+0x36/0x1c0
[  412.761697] 1016*4kB 
[  412.765754]  ? __run_timers+0x7da/0xc70
[  412.768051] (UME) 
[  412.772110]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.774497] 348*8kB 
[  412.778710]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.780843] (UME) 
[  412.785332]  ? br_mdb_free+0x80/0x80
[  412.787632] 167*16kB 
[  412.792119]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  412.794246] (UME) 
[  412.797955]  ? trace_hardirqs_on+0xbd/0x310
[  412.800339] 68*32kB 
[  412.804930]  ? kasan_check_read+0x11/0x20
[  412.807058] (UME) 
[  412.811372]  ? __run_timers+0x7da/0xc70
[  412.813671] 21*64kB 
[  412.817814]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.819941] (M) 
[  412.823909]  ? br_multicast_del_pg+0x790/0x790
[  412.826203] 6*128kB (UM) 
[  412.831653]  ? br_mdb_free+0x80/0x80
[  412.833624] 1*256kB 
[  412.838202]  __run_timers+0x7e5/0xc70
[  412.840938] (U) 
[  412.844655]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  412.846947] 0*512kB 
[  412.850742]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.852698] 0*1024kB 
[  412.858055]  ? graph_lock+0x170/0x170
[  412.860360] 0*2048kB 
[  412.865368]  ? enqueue_hrtimer+0x1a5/0x560
[  412.867841] 0*4096kB 
[  412.871635]  ? lock_release+0x970/0x970
[  412.874025] = 14064kB
[  412.878249]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.880644] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  412.884610]  ? find_held_lock+0x36/0x1c0
[  412.887002] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  412.892178]  ? graph_lock+0x170/0x170
[  412.901009] 503 total pagecache pages
[  412.905066]  ? pvclock_read_flags+0x160/0x160
[  412.913627] 0 pages in swap cache
[  412.917415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.921193] Swap cache stats: add 0, delete 0, find 0/0
[  412.925679]  ? check_preemption_disabled+0x48/0x200
[  412.929108] Free swap  = 0kB
[  412.934646]  ? __lock_is_held+0xb5/0x140
[  412.939978] Total swap = 0kB
[  412.944994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.947990] 1965979 pages RAM
[  412.952041]  ? check_preemption_disabled+0x48/0x200
[  412.955033] 0 pages HighMem/MovableOnly
[  412.960583]  run_timer_softirq+0x52/0xb0
[  412.963655] 343324 pages reserved
[  412.968666]  ? rcu_read_lock_sched_held+0x108/0x120
[  412.972615] 0 pages cma reserved
[  412.976670]  __do_softirq+0x30b/0xad8
[  412.980197] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  412.985114]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  412.985134]  ? pvclock_read_flags+0x160/0x160
[  412.985149]  ? lapic_next_event+0x5a/0x90
[  412.988576] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.992294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.998763] syz-executor2 cpuset=
[  413.003861]  ? check_preemption_disabled+0x48/0x200
[  413.008593] syz2
[  413.012762]  ? check_preemption_disabled+0x48/0x200
[  413.023229]  mems_allowed=0
[  413.028762]  ? kvm_clock_read+0x18/0x30
[  413.051033]  ? kvm_sched_clock_read+0x9/0x20
[  413.055447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.060983]  ? check_preemption_disabled+0x48/0x200
[  413.066016]  irq_exit+0x17f/0x1c0
[  413.069475]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.074321]  ? smp_reschedule_interrupt+0x109/0x650
[  413.079340]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.085227]  ? interrupt_entry+0xb5/0xf0
[  413.089295]  ? trace_hardirqs_off_caller+0xbb/0x300
[  413.094310]  ? trace_hardirqs_off_caller+0xbb/0x300
[  413.099332]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.104182]  ? trace_hardirqs_off+0x300/0x300
[  413.108681]  ? trace_hardirqs_off+0x300/0x300
[  413.113182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.118720]  ? check_preemption_disabled+0x48/0x200
[  413.123736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.129282]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.134133]  apic_timer_interrupt+0xf/0x20
[  413.138364]  </IRQ>
[  413.140609] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  413.145544] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  413.164455] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  413.172168] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  413.179454] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  413.186812] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  413.194077] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  413.201348] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  413.208668]  skb_clone+0x1bb/0x500
[  413.212214]  ? skb_split+0x11e0/0x11e0
[  413.216107]  ? preempt_notifier_register+0x200/0x200
[  413.221208]  ? __switch_to_asm+0x34/0x70
[  413.225271]  ? __switch_to_asm+0x34/0x70
[  413.229329]  ? __switch_to_asm+0x40/0x70
[  413.233388]  ? __switch_to_asm+0x34/0x70
[  413.237449]  ? __switch_to_asm+0x40/0x70
[  413.241514]  ? __switch_to_asm+0x40/0x70
[  413.245587]  ? __switch_to_asm+0x34/0x70
[  413.249651]  ? __switch_to_asm+0x34/0x70
[  413.253709]  ? __switch_to_asm+0x40/0x70
[  413.257770]  ? __switch_to_asm+0x34/0x70
[  413.261846]  bpf_clone_redirect+0xb9/0x490
[  413.266093]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  413.271118]  ? __sched_text_start+0x8/0x8
[  413.275269]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.280126]  ? find_held_lock+0x36/0x1c0
[  413.284194]  ? lock_acquire+0x1ed/0x520
[  413.288170]  ? bpf_test_run+0x32e/0x5a0
[  413.292145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.297700]  ? check_preemption_disabled+0x48/0x200
[  413.302727]  ? kasan_check_read+0x11/0x20
[  413.306878]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.312157]  ? rcu_bh_qs+0xc0/0xc0
[  413.315701]  ? preempt_schedule+0x4d/0x60
[  413.319849]  ? ___preempt_schedule+0x16/0x18
[  413.324283]  ? bpf_test_run+0x1c0/0x5a0
[  413.328262]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  413.333113]  ? netlink_diag_dump+0x2a0/0x2a0
[  413.337529]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.343091]  ? bpf_test_init.isra.9+0x70/0x100
[  413.347688]  ? bpf_prog_test_run_skb+0x634/0xb40
[  413.352460]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  413.357307]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  413.362843]  ? fput+0x130/0x1a0
[  413.366125]  ? __bpf_prog_get+0x9b/0x290
[  413.370188]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  413.375030]  ? bpf_prog_test_run+0x130/0x1a0
[  413.379442]  ? __x64_sys_bpf+0x3d8/0x510
[  413.383504]  ? bpf_prog_get+0x20/0x20
[  413.387327]  ? do_syscall_64+0x1b9/0x820
[  413.391387]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  413.396757]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.401690]  ? trace_hardirqs_off+0x300/0x300
[  413.406208]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.411226]  ? recalc_sigpending_tsk+0x180/0x180
[  413.415982]  ? kasan_check_write+0x14/0x20
[  413.420224]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.425080]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  413.430464] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  413.430664] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.437675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.448168] syz-executor4 cpuset=
[  413.457524] Call Trace:
[  413.457539] syz4
[  413.460995]  <IRQ>
[  413.463585]  mems_allowed=0
[  413.465560]  dump_stack+0x1c4/0x2b4
[  413.474241]  ? dump_stack_print_info.cold.2+0x52/0x52
[  413.479449]  warn_alloc.cold.118+0xb7/0x1bd
[  413.483775]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.488622]  ? lock_downgrade+0x900/0x900
[  413.492781]  ? trace_hardirqs_off+0xb8/0x300
[  413.497199]  ? trace_hardirqs_off+0xb8/0x300
[  413.501622]  __alloc_pages_slowpath+0x2667/0x2d80
[  413.506496]  ? warn_alloc+0x120/0x120
[  413.510302]  ? warn_alloc+0x120/0x120
[  413.514126]  ? print_usage_bug+0xc0/0xc0
[  413.518189]  ? warn_alloc+0x120/0x120
[  413.522254]  ? print_usage_bug+0xc0/0xc0
[  413.526316]  ? __lock_acquire+0x7ec/0x4ec0
[  413.530562]  ? __lock_acquire+0x7ec/0x4ec0
[  413.534800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.540339]  ? should_fail+0x22d/0xd01
[  413.544235]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.549337]  ? __lock_acquire+0x7ec/0x4ec0
[  413.553588]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.558689]  ? __lock_acquire+0x7ec/0x4ec0
[  413.562923]  ? should_fail+0x22d/0xd01
[  413.566820]  ? mark_held_locks+0x130/0x130
[  413.571060]  ? mark_held_locks+0x130/0x130
[  413.575301]  ? graph_lock+0x170/0x170
[  413.579104]  ? graph_lock+0x170/0x170
[  413.582908]  ? graph_lock+0x170/0x170
[  413.586881]  ? print_usage_bug+0xc0/0xc0
[  413.590960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.596501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.602038]  ? check_preemption_disabled+0x48/0x200
[  413.607056]  ? check_preemption_disabled+0x48/0x200
[  413.612092]  ? __lock_is_held+0xb5/0x140
[  413.616160]  __alloc_pages_nodemask+0xa80/0xde0
[  413.620830]  ? graph_lock+0x170/0x170
[  413.624641]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  413.629658]  ? graph_lock+0x170/0x170
[  413.633471]  ? find_held_lock+0x36/0x1c0
[  413.637542]  ? ____cache_alloc_node+0x1c7/0x1e0
[  413.642231]  ? lock_downgrade+0x900/0x900
[  413.646634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.652181]  cache_grow_begin+0x91/0x8c0
[  413.656247]  ? do_raw_spin_unlock+0xa7/0x2f0
[  413.660670]  fallback_alloc+0x203/0x2e0
[  413.664657]  ____cache_alloc_node+0x1c7/0x1e0
[  413.669160]  kmem_cache_alloc_node+0xe3/0x730
[  413.673662]  ? ipv6_get_ifaddr+0x42e/0x620
[  413.677911]  __alloc_skb+0x119/0x770
[  413.681637]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.686923]  ? skb_scrub_packet+0x490/0x490
[  413.691245]  ? lock_downgrade+0x900/0x900
[  413.695407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.700948]  ? refcount_sub_and_test_checked+0x203/0x310
[  413.706405]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  413.711864]  ? addrconf_rs_timer+0x6f0/0x6f0
[  413.716291]  ndisc_alloc_skb+0x144/0x340
[  413.720360]  ndisc_send_rs+0x331/0x6e0
[  413.724258]  addrconf_rs_timer+0x3c0/0x6f0
[  413.728500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.732748]  call_timer_fn+0x272/0x920
[  413.736636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.740878]  ? process_timeout+0x40/0x40
[  413.744938]  ? find_held_lock+0x36/0x1c0
[  413.749010]  ? mark_held_locks+0xc7/0x130
[  413.753170]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.757677]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.762183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.766423]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  413.771013]  ? trace_hardirqs_on+0xbd/0x310
[  413.775336]  ? kasan_check_read+0x11/0x20
[  413.779486]  ? __run_timers+0x7da/0xc70
[  413.783466]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.788923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.793170]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.797405]  __run_timers+0x7e5/0xc70
[  413.801222]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  413.806600]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.811620]  ? graph_lock+0x170/0x170
[  413.815426]  ? print_usage_bug+0xc0/0xc0
[  413.819488]  ? lock_release+0x970/0x970
[  413.823462]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  413.828658]  ? find_held_lock+0x36/0x1c0
[  413.832757]  ? graph_lock+0x170/0x170
[  413.836572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.842110]  ? check_preemption_disabled+0x48/0x200
[  413.847143]  ? __lock_is_held+0xb5/0x140
[  413.851205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.856743]  ? check_preemption_disabled+0x48/0x200
[  413.861773]  run_timer_softirq+0x52/0xb0
[  413.865837]  ? rcu_read_lock_sched_held+0x108/0x120
[  413.870864]  __do_softirq+0x30b/0xad8
[  413.874689]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  413.879810]  ? pvclock_read_flags+0x160/0x160
[  413.884321]  ? lapic_next_event+0x5a/0x90
[  413.888479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.894041]  ? check_preemption_disabled+0x48/0x200
[  413.899066]  ? check_preemption_disabled+0x48/0x200
[  413.904104]  ? kvm_clock_read+0x18/0x30
[  413.908085]  ? kvm_sched_clock_read+0x9/0x20
[  413.912497]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.918032]  ? check_preemption_disabled+0x48/0x200
[  413.923061]  irq_exit+0x17f/0x1c0
[  413.926523]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.931376]  ? smp_reschedule_interrupt+0x109/0x650
[  413.936398]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.942285]  ? interrupt_entry+0xb5/0xf0
[  413.946351]  ? trace_hardirqs_off_caller+0xbb/0x300
[  413.951369]  ? trace_hardirqs_off_caller+0xbb/0x300
[  413.956386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.961232]  ? trace_hardirqs_off+0x300/0x300
[  413.965724]  ? trace_hardirqs_off+0x300/0x300
[  413.970223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.975760]  ? check_preemption_disabled+0x48/0x200
[  413.980774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.986318]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.991171]  apic_timer_interrupt+0xf/0x20
[  413.995449]  </IRQ>
[  413.997692] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  414.002970] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  414.021875] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  414.029626] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  414.036893] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  414.044160] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  414.051430] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  414.058694] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  414.065992]  ? arch_local_irq_restore+0x45/0x52
[  414.070680]  dump_stack+0x26a/0x2b4
[  414.074316]  ? dump_stack_print_info.cold.2+0x52/0x52
[  414.079513]  ? mark_held_locks+0x130/0x130
[  414.083746]  ? mark_held_locks+0x130/0x130
[  414.087986]  dump_header+0x27b/0xf72
[  414.091713]  ? pagefault_out_of_memory+0x197/0x197
[  414.096652]  ? mark_held_locks+0x130/0x130
[  414.100891]  ? __lock_acquire+0x7ec/0x4ec0
[  414.105138]  ? print_usage_bug+0xc0/0xc0
[  414.109207]  ? graph_lock+0x170/0x170
[  414.113004]  ? graph_lock+0x170/0x170
[  414.116804]  ? print_usage_bug+0xc0/0xc0
[  414.120865]  ? print_usage_bug+0xc0/0xc0
[  414.124939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.130486]  ? find_held_lock+0x36/0x1c0
[  414.134562]  ? mark_held_locks+0xc7/0x130
[  414.138719]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  414.143835]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  414.148951]  ? lockdep_hardirqs_on+0x421/0x5c0
[  414.153537]  ? trace_hardirqs_on+0xbd/0x310
[  414.157863]  ? kasan_check_read+0x11/0x20
[  414.162016]  ? ___ratelimit+0x36f/0x655
[  414.165993]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.171459]  ? trace_hardirqs_on+0x310/0x310
[  414.175869]  ? lock_downgrade+0x900/0x900
[  414.180023]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  414.185131]  ? ___ratelimit+0xaa/0x655
[  414.189022]  ? idr_get_free+0xec0/0xec0
[  414.192999]  ? kasan_check_write+0x14/0x20
[  414.197237]  ? do_raw_spin_lock+0xc1/0x200
[  414.201488]  oom_kill_process.cold.27+0x10/0x903
[  414.206255]  ? graph_lock+0x170/0x170
[  414.210061]  ? _raw_spin_unlock+0x2c/0x50
[  414.214220]  ? oom_badness+0xe6/0xaa0
[  414.218030]  ? oom_evaluate_task+0x540/0x540
[  414.222447]  ? find_held_lock+0x36/0x1c0
[  414.226520]  ? out_of_memory+0x974/0x14c0
[  414.230681]  ? lock_downgrade+0x900/0x900
[  414.234828]  ? check_preemption_disabled+0x48/0x200
[  414.239850]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  414.245648]  ? kasan_check_read+0x11/0x20
[  414.249801]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.255088]  ? rcu_bh_qs+0xc0/0xc0
[  414.258634]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  414.263649]  ? oom_evaluate_task+0x302/0x540
[  414.268063]  out_of_memory+0xa86/0x14c0
[  414.272052]  ? oom_killer_disable+0x3a0/0x3a0
[  414.276562]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  414.281499]  ? __mutex_add_waiter+0x2a0/0x2a0
[  414.286006]  __alloc_pages_slowpath+0x2318/0x2d80
[  414.290884]  ? warn_alloc+0x120/0x120
[  414.294689]  ? lock_downgrade+0x900/0x900
[  414.298851]  ? print_usage_bug+0xc0/0xc0
[  414.302913]  ? warn_alloc+0x120/0x120
[  414.306717]  ? print_usage_bug+0xc0/0xc0
[  414.310782]  ? debug_check_no_obj_freed+0x305/0x58d
[  414.315818]  ? print_usage_bug+0xc0/0xc0
[  414.319883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.325428]  ? should_fail+0x22d/0xd01
[  414.329327]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.334441]  ? __lock_acquire+0x7ec/0x4ec0
[  414.338719]  ? __lock_is_held+0xb5/0x140
[  414.342805]  ? graph_lock+0x170/0x170
[  414.346621]  ? ___might_sleep+0x1ed/0x300
[  414.350778]  ? lock_release+0x970/0x970
[  414.354758]  ? arch_local_save_flags+0x40/0x40
[  414.359356]  ? __might_sleep+0x95/0x190
[  414.363342]  __alloc_pages_nodemask+0xa80/0xde0
[  414.368019]  ? graph_lock+0x170/0x170
[  414.371825]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  414.376838]  ? graph_lock+0x170/0x170
[  414.380652]  ? mark_held_locks+0xc7/0x130
[  414.384801]  ? find_held_lock+0x36/0x1c0
[  414.388868]  ? cache_grow_begin+0x5a4/0x8c0
[  414.393193]  ? lockdep_hardirqs_on+0x421/0x5c0
[  414.397782]  ? trace_hardirqs_on+0xbd/0x310
[  414.402127]  ? fallback_alloc+0x203/0x2e0
[  414.406278]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.411736]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.417284]  cache_grow_begin+0x91/0x8c0
[  414.421349]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.425765]  fallback_alloc+0x203/0x2e0
[  414.429751]  ____cache_alloc_node+0x1c7/0x1e0
[  414.434258]  kmem_cache_alloc_node_trace+0xe7/0x740
[  414.439379]  __kmalloc_node_track_caller+0x33/0x70
[  414.444316]  __kmalloc_reserve.isra.39+0x41/0xe0
[  414.449085]  __alloc_skb+0x155/0x770
[  414.452805]  ? skb_scrub_packet+0x490/0x490
[  414.457128]  ? if_nlmsg_size+0x5d1/0xbb0
[  414.461196]  ? nla_put_ifalias+0x170/0x170
[  414.465446]  ? softnet_seq_show+0x470/0x470
[  414.469771]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  414.474787]  ? netif_tx_stop_all_queues+0xd9/0x110
[  414.479723]  rtmsg_ifinfo_build_skb+0x74/0x190
[  414.484314]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  414.489160]  rtmsg_ifinfo+0x8c/0xa0
[  414.492793]  dev_close_many+0x3be/0x860
[  414.496777]  ? unlist_netdevice+0x670/0x670
[  414.501109]  ? find_held_lock+0x36/0x1c0
[  414.505182]  ? __queue_work+0x6be/0x1440
[  414.509243]  ? lock_downgrade+0x900/0x900
[  414.513401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.518936]  ? rtnl_is_locked+0xb5/0xf0
[  414.522914]  ? rtnl_trylock+0x20/0x20
[  414.526718]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.531130]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  414.535720]  rollback_registered_many+0x56e/0x1240
[  414.540661]  ? generic_xdp_install+0x4c0/0x4c0
[  414.545250]  ? max_active_store+0x170/0x170
[  414.549582]  ? graph_lock+0x170/0x170
[  414.553386]  ? print_usage_bug+0xc0/0xc0
[  414.557447]  ? print_usage_bug+0xc0/0xc0
[  414.561508]  ? kfree_skbmem+0x154/0x230
[  414.565482]  ? graph_lock+0x170/0x170
[  414.569287]  ? print_usage_bug+0xc0/0xc0
[  414.573351]  ? find_held_lock+0x36/0x1c0
[  414.577426]  ? mark_held_locks+0xc7/0x130
[  414.581584]  rollback_registered+0x1e9/0x420
[  414.585994]  ? lockdep_hardirqs_on+0x351/0x5c0
[  414.590581]  ? rollback_registered_many+0x1240/0x1240
[  414.595772]  ? trace_hardirqs_on+0xbd/0x310
[  414.600098]  ? linkwatch_schedule_work+0x150/0x170
[  414.605030]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.610495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.616033]  ? rtnl_is_locked+0xb5/0xf0
[  414.620010]  ? rtnl_trylock+0x20/0x20
[  414.623813]  ? queue_delayed_work_on+0x130/0x1f0
[  414.628586]  unregister_netdevice_queue+0x321/0x5e0
[  414.633611]  ? rollback_registered+0x420/0x420
[  414.638195]  ? linkwatch_schedule_work+0x170/0x170
[  414.643126]  ? tun_show_owner+0x170/0x170
[  414.647277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.652821]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  414.658185]  ? __tun_detach+0x6ba/0x15c0
[  414.662254]  __tun_detach+0x11b8/0x15c0
[  414.666230]  ? __call_rcu.constprop.69+0x429/0xbc0
[  414.671169]  ? tun_attach+0x1770/0x1770
[  414.675201]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.680736]  ? check_preemption_disabled+0x48/0x200
[  414.685763]  ? graph_lock+0x170/0x170
[  414.689576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.695115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.700654]  ? locks_remove_file+0x3c6/0x5c0
[  414.705063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.710625]  ? ima_file_free+0x132/0x650
[  414.714693]  ? __lock_is_held+0xb5/0x140
[  414.718762]  ? __tun_detach+0x15c0/0x15c0
[  414.722919]  ? __tun_detach+0x15c0/0x15c0
[  414.727070]  tun_chr_close+0xe3/0x180
[  414.730877]  __fput+0x385/0xa30
[  414.734165]  ? get_max_files+0x20/0x20
[  414.738061]  ? ___might_sleep+0x1ed/0x300
[  414.742225]  ? arch_local_save_flags+0x40/0x40
[  414.746817]  ____fput+0x15/0x20
[  414.750102]  task_work_run+0x1e8/0x2a0
[  414.753996]  ? task_work_cancel+0x240/0x240
[  414.758327]  ? switch_task_namespaces+0xb8/0xd0
[  414.763002]  do_exit+0x1ad7/0x2610
[  414.766550]  ? mm_update_next_owner+0x990/0x990
[  414.771232]  ? print_usage_bug+0xc0/0xc0
[  414.775779]  ? __lock_acquire+0x7ec/0x4ec0
[  414.780017]  ? find_held_lock+0x36/0x1c0
[  414.784096]  ? __lock_acquire+0x7ec/0x4ec0
[  414.788333]  ? mark_held_locks+0x130/0x130
[  414.792581]  ? lock_acquire+0x1ed/0x520
[  414.796575]  ? mark_held_locks+0x130/0x130
[  414.800812]  ? arch_local_save_flags+0x40/0x40
[  414.805396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.810957]  ? __mutex_lock+0x872/0x1710
[  414.815018]  ? __switch_to_asm+0x40/0x70
[  414.819086]  ? __switch_to_asm+0x34/0x70
[  414.823150]  ? pipe_wait+0x266/0x2c0
[  414.826871]  ? mutex_trylock+0x2b0/0x2b0
[  414.830951]  ? graph_lock+0x170/0x170
[  414.834751]  ? find_held_lock+0x36/0x1c0
[  414.838816]  ? memset+0x31/0x40
[  414.842105]  ? find_held_lock+0x36/0x1c0
[  414.846179]  ? get_signal+0x95b/0x1980
[  414.850072]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.854579]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.859088]  do_group_exit+0x177/0x440
[  414.862980]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.868434]  ? __ia32_sys_exit+0x50/0x50
[  414.872506]  get_signal+0x8b0/0x1980
[  414.876232]  ? ptrace_notify+0x130/0x130
[  414.880302]  ? finish_wait+0x430/0x430
[  414.884190]  ? graph_lock+0x170/0x170
[  414.887999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.893536]  ? pipe_read+0x702/0x940
[  414.897257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.902808]  do_signal+0x9c/0x21e0
[  414.906352]  ? __vfs_read+0x11f/0x9b0
[  414.910162]  ? vfs_copy_file_range+0xb90/0xb90
[  414.914748]  ? setup_sigcontext+0x7d0/0x7d0
[  414.919093]  ? exit_to_usermode_loop+0x8c/0x380
[  414.923787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.929334]  exit_to_usermode_loop+0x2e5/0x380
[  414.933921]  ? syscall_slow_exit_work+0x520/0x520
[  414.938767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.944317]  do_syscall_64+0x6be/0x820
[  414.948209]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  414.953583]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.958521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.963377]  ? trace_hardirqs_off+0x300/0x300
[  414.967878]  ? prepare_exit_to_usermode+0x291/0x3b0
[  414.972902]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.977754]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  414.982942] RIP: 0033:0x410e10
[  414.986140] Code: Bad RIP value.
[  414.989501] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  414.997213] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  415.004483] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  415.011752] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  415.019019] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  415.026288] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  415.033597] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  415.033603] warn_alloc_show_mem: 1 callbacks suppressed
[  415.033610] Mem-Info:
[  415.040890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.046258] active_anon:46161 inactive_anon:461 isolated_anon:0
[  415.046258]  active_file:19 inactive_file:16 isolated_file:0
[  415.046258]  unevictable:0 dirty:0 writeback:0 unstable:0
[  415.046258]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  415.046258]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  415.046258]  free:13785 free_pcp:397 free_cma:0
[  415.048629] Call Trace:
[  415.058021] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  415.090794]  <IRQ>
[  415.093371] Node 0 
[  415.120965]  dump_stack+0x1c4/0x2b4
[  415.123124] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  415.125333]  ? dump_stack_print_info.cold.2+0x52/0x52
[  415.128933] lowmem_reserve[]:
[  415.154448]  warn_alloc.cold.118+0xb7/0x1bd
[  415.159607]  0
[  415.162707]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.167004]  2815
[  415.168804]  ? lock_downgrade+0x900/0x900
[  415.173619]  6318
[  415.175679]  ? trace_hardirqs_off+0xb8/0x300
[  415.179800]  6318
[  415.181857]  ? trace_hardirqs_off+0xb8/0x300
[  415.188298]  __alloc_pages_slowpath+0x2667/0x2d80
[  415.192678] Node 0 DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  415.197545]  ? warn_alloc+0x120/0x120
[  415.197573]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.224869] lowmem_reserve[]: 0
[  415.228690]  ? warn_alloc+0x120/0x120
[  415.233682]  0
[  415.236966]  ? print_usage_bug+0xc0/0xc0
[  415.240734]  3503
[  415.242533]  ? warn_alloc+0x120/0x120
[  415.246584]  3503
[  415.248651]  ? print_usage_bug+0xc0/0xc0
[  415.254475]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.258514] Node 0 Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  415.263743]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.263762]  ? should_fail+0x22d/0xd01
[  415.292894] lowmem_reserve[]:
[  415.298446]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.302293]  0 0
[  415.305409]  ? __lock_acquire+0x7ec/0x4ec0
[  415.310480]  0
[  415.312455]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.316663]  0
[  415.318460]  ? should_fail+0x22d/0xd01
[  415.325346]  ? mark_held_locks+0x130/0x130
[  415.329204] Node 0 DMA: 
[  415.333432]  ? mark_held_locks+0x130/0x130
[  415.333448]  ? print_usage_bug+0xc0/0xc0
[  415.336100] 1*4kB 
[  415.340331]  ? find_held_lock+0x36/0x1c0
[  415.344364] (U) 
[  415.346508]  ? graph_lock+0x170/0x170
[  415.350547] 0*8kB 
[  415.352534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.356303] 0*16kB 1*32kB 
[  415.358461]  ? check_preemption_disabled+0x48/0x200
[  415.363975] (U) 
[  415.366824]  ? check_preemption_disabled+0x48/0x200
[  415.371812] 2*64kB (U) 
[  415.373811]  ? __lock_is_held+0xb5/0x140
[  415.378785] 1*128kB (U) 
[  415.381390]  __alloc_pages_nodemask+0xa80/0xde0
[  415.385409] 1*256kB (U) 
[  415.388083]  ? graph_lock+0x170/0x170
[  415.392729] 0*512kB 
[  415.395396]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  415.399166] 1*1024kB 
[  415.401482]  ? graph_lock+0x170/0x170
[  415.406470] (U) 
[  415.408881]  ? find_held_lock+0x36/0x1c0
[  415.412649] 1*2048kB 
[  415.414623]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.418655] (M) 
[  415.421061]  ? lock_downgrade+0x900/0x900
[  415.425705] 3*4096kB 
[  415.427676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.431796] (M) 
[  415.434204]  cache_grow_begin+0x91/0x8c0
[  415.439715] = 15908kB
[  415.441685]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.445718] Node 0 
[  415.448124]  fallback_alloc+0x203/0x2e0
[  415.452510] DMA32: 
[  415.454747]  ____cache_alloc_node+0x1c7/0x1e0
[  415.458725] 3*4kB 
[  415.460959]  kmem_cache_alloc_node+0xe3/0x730
[  415.465425] (M) 
[  415.467583]  ? mark_held_locks+0xc7/0x130
[  415.472048] 1*8kB 
[  415.474027]  __alloc_skb+0x119/0x770
[  415.478145] (M) 
[  415.480292]  ? skb_scrub_packet+0x490/0x490
[  415.483979] 3*16kB 
[  415.485952]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  415.490246] (UM) 
[  415.492482]  ? queue_work_on+0x12c/0x1e0
[  415.497039] 3*32kB 
[  415.499106]  ? switchdev_port_obj_del+0xdc/0x450
[  415.503135] (UM) 
[  415.505371]  ? switchdev_trans_item_enqueue+0x260/0x260
[  415.510103] 2*64kB 
[  415.512160]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  415.517495] (UM) 
[  415.519730]  __br_mdb_notify+0x4ff/0x15d0
[  415.524722] 5*128kB 
[  415.526784]  ? __br_mdb_add+0x800/0x800
[  415.530898] (UM) 
[  415.533219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.537166] 3*256kB 
[  415.539239]  ? check_preemption_disabled+0x48/0x200
[  415.544749] (M) 
[  415.547073]  ? graph_lock+0x170/0x170
[  415.552062] 4*512kB 
[  415.554042]  ? br_multicast_group_expired+0x96/0x610
[  415.557809] (M) 3*1024kB 
[  415.560141]  ? lock_downgrade+0x900/0x900
[  415.565219] (UM) 
[  415.567981]  br_mdb_notify+0x310/0x410
[  415.572100] 3*2048kB 
[  415.574163]  ? br_mdb_dump+0x2530/0x2530
[  415.578022] (M) 
[  415.580427]  ? kasan_check_write+0x14/0x20
[  415.584464] 3*4096kB 
[  415.586439]  ? do_raw_spin_lock+0xc1/0x200
[  415.590652] (M) 
[  415.593068]  br_multicast_group_expired+0x1bc/0x610
[  415.597265] = 25252kB
[  415.597274] Node 0 
[  415.599249]  ? br_mdb_free+0x80/0x80
[  415.604237] Normal: 
[  415.606654]  call_timer_fn+0x272/0x920
[  415.608857] 1016*4kB 
[  415.612572]  ? br_mdb_free+0x80/0x80
[  415.614871] (UME) 
[  415.618757]  ? process_timeout+0x40/0x40
[  415.621142] 348*8kB 
[  415.624856]  ? find_held_lock+0x36/0x1c0
[  415.626978] (UME) 
[  415.631043]  ? __run_timers+0x7da/0xc70
[  415.633336] 167*16kB 
[  415.637395]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.639516] (UME) 
[  415.643983]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.646374] 68*32kB 
[  415.650861]  ? br_mdb_free+0x80/0x80
[  415.652990] (UME) 
[  415.657479]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  415.659780] 21*64kB 
[  415.663488]  ? trace_hardirqs_on+0xbd/0x310
[  415.665610] (M) 
[  415.670186]  ? kasan_check_read+0x11/0x20
[  415.672484] 6*128kB (UM) 
[  415.676810]  ? __run_timers+0x7da/0xc70
[  415.678753] 1*256kB (U) 
[  415.682903]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.685638] 0*512kB 
[  415.689606]  ? br_mdb_free+0x80/0x80
[  415.692252] 0*1024kB 
[  415.697695]  ? br_mdb_free+0x80/0x80
[  415.699995] 0*2048kB 
[  415.703701]  __run_timers+0x7e5/0xc70
[  415.706085] 0*4096kB 
[  415.709803]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  415.712180] = 14064kB
[  415.715975]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.718370] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  415.723720]  ? graph_lock+0x170/0x170
[  415.726117] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  415.731125]  ? enqueue_hrtimer+0x1a5/0x560
[  415.739952] 503 total pagecache pages
[  415.743776]  ? lock_release+0x970/0x970
[  415.752332] 0 pages in swap cache
[  415.756561]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.760336] Swap cache stats: add 0, delete 0, find 0/0
[  415.764304]  ? find_held_lock+0x36/0x1c0
[  415.767732] Free swap  = 0kB
[  415.772932]  ? graph_lock+0x170/0x170
[  415.778273] Total swap = 0kB
[  415.782325]  ? pvclock_read_flags+0x160/0x160
[  415.785316] 1965979 pages RAM
[  415.789111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.792108] 0 pages HighMem/MovableOnly
[  415.796601]  ? check_preemption_disabled+0x48/0x200
[  415.799682] 343324 pages reserved
[  415.805223]  ? __lock_is_held+0xb5/0x140
[  415.809160] 0 pages cma reserved
[  415.809248] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  415.814180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.814192]  ? check_preemption_disabled+0x48/0x200
[  415.814214]  run_timer_softirq+0x52/0xb0
[  415.814230]  ? rcu_read_lock_sched_held+0x108/0x120
[  415.817751] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.821761]  __do_softirq+0x30b/0xad8
[  415.825105] syz-executor2 cpuset=
[  415.831611]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  415.837131] syz2
[  415.842146]  ? pvclock_read_flags+0x160/0x160
[  415.846182]  mems_allowed=0
[  415.851190]  ? lapic_next_event+0x5a/0x90
[  415.887456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.892999]  ? check_preemption_disabled+0x48/0x200
[  415.898014]  ? check_preemption_disabled+0x48/0x200
[  415.903048]  ? kvm_clock_read+0x18/0x30
[  415.907035]  ? kvm_sched_clock_read+0x9/0x20
[  415.911458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.916996]  ? check_preemption_disabled+0x48/0x200
[  415.922202]  irq_exit+0x17f/0x1c0
[  415.925666]  smp_apic_timer_interrupt+0x1cb/0x760
[  415.930515]  ? smp_reschedule_interrupt+0x109/0x650
[  415.935533]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.941426]  ? interrupt_entry+0xb5/0xf0
[  415.945489]  ? trace_hardirqs_off_caller+0xbb/0x300
[  415.950504]  ? trace_hardirqs_off_caller+0xbb/0x300
[  415.955525]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.960383]  ? trace_hardirqs_off+0x300/0x300
[  415.964882]  ? trace_hardirqs_off+0x300/0x300
[  415.969378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.974916]  ? check_preemption_disabled+0x48/0x200
[  415.979933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.985495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.990349]  apic_timer_interrupt+0xf/0x20
[  415.994589]  </IRQ>
[  415.996836] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  416.001772] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  416.020681] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  416.028415] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  416.035689] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  416.042955] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  416.050221] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  416.057489] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  416.064810]  skb_clone+0x1bb/0x500
[  416.068357]  ? skb_split+0x11e0/0x11e0
[  416.072252]  ? preempt_notifier_register+0x200/0x200
[  416.077370]  ? __switch_to_asm+0x34/0x70
[  416.081444]  ? __switch_to_asm+0x34/0x70
[  416.085503]  ? __switch_to_asm+0x40/0x70
[  416.089574]  ? __switch_to_asm+0x34/0x70
[  416.093658]  ? __switch_to_asm+0x40/0x70
[  416.097721]  ? __switch_to_asm+0x40/0x70
[  416.101786]  ? __switch_to_asm+0x34/0x70
[  416.105853]  ? __switch_to_asm+0x34/0x70
[  416.109911]  ? __switch_to_asm+0x40/0x70
[  416.113972]  ? __switch_to_asm+0x34/0x70
[  416.118046]  bpf_clone_redirect+0xb9/0x490
[  416.122294]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  416.127314]  ? __sched_text_start+0x8/0x8
[  416.131461]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  416.136230]  ? find_held_lock+0x36/0x1c0
[  416.140302]  ? lock_acquire+0x1ed/0x520
[  416.144277]  ? bpf_test_run+0x32e/0x5a0
[  416.148255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.153796]  ? check_preemption_disabled+0x48/0x200
[  416.158819]  ? kasan_check_read+0x11/0x20
[  416.162969]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  416.168251]  ? rcu_bh_qs+0xc0/0xc0
[  416.171796]  ? preempt_schedule+0x4d/0x60
[  416.175945]  ? ___preempt_schedule+0x16/0x18
[  416.180362]  ? bpf_test_run+0x1c0/0x5a0
[  416.184339]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  416.189195]  ? netlink_diag_dump+0x2a0/0x2a0
[  416.193614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.199160]  ? bpf_test_init.isra.9+0x70/0x100
[  416.203769]  ? bpf_prog_test_run_skb+0x634/0xb40
[  416.208564]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  416.213431]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.218987]  ? fput+0x130/0x1a0
[  416.222274]  ? __bpf_prog_get+0x9b/0x290
[  416.226344]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  416.231189]  ? bpf_prog_test_run+0x130/0x1a0
[  416.235608]  ? __x64_sys_bpf+0x3d8/0x510
[  416.239757]  ? bpf_prog_get+0x20/0x20
[  416.243595]  ? do_syscall_64+0x1b9/0x820
[  416.247662]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  416.253027]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.257962]  ? trace_hardirqs_off+0x300/0x300
[  416.262462]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.267480]  ? recalc_sigpending_tsk+0x180/0x180
[  416.272233]  ? kasan_check_write+0x14/0x20
[  416.276515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.281368]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  416.286755] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  416.286932] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.293962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.304463] syz-executor4 cpuset=
[  416.313814] Call Trace:
[  416.313827]  <IRQ>
[  416.317272] syz4
[  416.319856]  dump_stack+0x1c4/0x2b4
[  416.321979]  mems_allowed=0
[  416.323949]  ? dump_stack_print_info.cold.2+0x52/0x52
[  416.335668]  warn_alloc.cold.118+0xb7/0x1bd
[  416.339993]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.344848]  ? lock_downgrade+0x900/0x900
[  416.349008]  ? trace_hardirqs_off+0xb8/0x300
[  416.353424]  ? trace_hardirqs_off+0xb8/0x300
[  416.357846]  __alloc_pages_slowpath+0x2667/0x2d80
[  416.362722]  ? warn_alloc+0x120/0x120
[  416.366531]  ? warn_alloc+0x120/0x120
[  416.370359]  ? print_usage_bug+0xc0/0xc0
[  416.374419]  ? warn_alloc+0x120/0x120
[  416.378224]  ? print_usage_bug+0xc0/0xc0
[  416.382292]  ? __lock_acquire+0x7ec/0x4ec0
[  416.386525]  ? __lock_acquire+0x7ec/0x4ec0
[  416.390770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.396311]  ? should_fail+0x22d/0xd01
[  416.400208]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.405316]  ? __lock_acquire+0x7ec/0x4ec0
[  416.409569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.414690]  ? __lock_acquire+0x7ec/0x4ec0
[  416.418927]  ? should_fail+0x22d/0xd01
[  416.422823]  ? mark_held_locks+0x130/0x130
[  416.427066]  ? mark_held_locks+0x130/0x130
[  416.431309]  ? graph_lock+0x170/0x170
[  416.435111]  ? graph_lock+0x170/0x170
[  416.438919]  ? graph_lock+0x170/0x170
[  416.442719]  ? print_usage_bug+0xc0/0xc0
[  416.446792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.452334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.457877]  ? check_preemption_disabled+0x48/0x200
[  416.462896]  ? check_preemption_disabled+0x48/0x200
[  416.467927]  ? __lock_is_held+0xb5/0x140
[  416.472009]  __alloc_pages_nodemask+0xa80/0xde0
[  416.476700]  ? graph_lock+0x170/0x170
[  416.480521]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  416.485550]  ? graph_lock+0x170/0x170
[  416.489386]  ? find_held_lock+0x36/0x1c0
[  416.493465]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.498141]  ? lock_downgrade+0x900/0x900
[  416.502303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.507877]  cache_grow_begin+0x91/0x8c0
[  416.511949]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.516373]  fallback_alloc+0x203/0x2e0
[  416.520358]  ____cache_alloc_node+0x1c7/0x1e0
[  416.524880]  kmem_cache_alloc_node+0xe3/0x730
[  416.529381]  ? ipv6_get_ifaddr+0x42e/0x620
[  416.533627]  __alloc_skb+0x119/0x770
[  416.537342]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  416.542626]  ? skb_scrub_packet+0x490/0x490
[  416.546949]  ? lock_downgrade+0x900/0x900
[  416.551112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.556657]  ? refcount_sub_and_test_checked+0x203/0x310
[  416.562119]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  416.567579]  ? addrconf_rs_timer+0x6f0/0x6f0
[  416.572003]  ndisc_alloc_skb+0x144/0x340
[  416.576071]  ndisc_send_rs+0x331/0x6e0
[  416.579971]  addrconf_rs_timer+0x3c0/0x6f0
[  416.584215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.588463]  call_timer_fn+0x272/0x920
[  416.592356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.596600]  ? process_timeout+0x40/0x40
[  416.600664]  ? find_held_lock+0x36/0x1c0
[  416.604733]  ? mark_held_locks+0xc7/0x130
[  416.608883]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.613377]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.617880]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.622122]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  416.626707]  ? trace_hardirqs_on+0xbd/0x310
[  416.631027]  ? kasan_check_read+0x11/0x20
[  416.635177]  ? __run_timers+0x7da/0xc70
[  416.639156]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.644617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.648865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.653107]  __run_timers+0x7e5/0xc70
[  416.656931]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  416.662300]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  416.667318]  ? graph_lock+0x170/0x170
[  416.671128]  ? print_usage_bug+0xc0/0xc0
[  416.675186]  ? lock_release+0x970/0x970
[  416.679163]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  416.684360]  ? find_held_lock+0x36/0x1c0
[  416.688425]  ? graph_lock+0x170/0x170
[  416.692231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.697769]  ? check_preemption_disabled+0x48/0x200
[  416.702805]  ? __lock_is_held+0xb5/0x140
[  416.706868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.712406]  ? check_preemption_disabled+0x48/0x200
[  416.717435]  run_timer_softirq+0x52/0xb0
[  416.721498]  ? rcu_read_lock_sched_held+0x108/0x120
[  416.726518]  __do_softirq+0x30b/0xad8
[  416.730333]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  416.736665]  ? pvclock_read_flags+0x160/0x160
[  416.741167]  ? lapic_next_event+0x5a/0x90
[  416.745319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.750861]  ? check_preemption_disabled+0x48/0x200
[  416.755885]  ? check_preemption_disabled+0x48/0x200
[  416.760933]  ? kvm_clock_read+0x18/0x30
[  416.764937]  ? kvm_sched_clock_read+0x9/0x20
[  416.769379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.774941]  ? check_preemption_disabled+0x48/0x200
[  416.780515]  irq_exit+0x17f/0x1c0
[  416.783988]  smp_apic_timer_interrupt+0x1cb/0x760
[  416.788839]  ? smp_reschedule_interrupt+0x109/0x650
[  416.793874]  ? smp_call_function_single_interrupt+0x650/0x650
[  416.799766]  ? interrupt_entry+0xb5/0xf0
[  416.803835]  ? trace_hardirqs_off_caller+0xbb/0x300
[  416.808870]  ? trace_hardirqs_off_caller+0xbb/0x300
[  416.813909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.818779]  ? trace_hardirqs_off+0x300/0x300
[  416.823303]  ? trace_hardirqs_off+0x300/0x300
[  416.827823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.833376]  ? check_preemption_disabled+0x48/0x200
[  416.838404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.843967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.848832]  apic_timer_interrupt+0xf/0x20
[  416.853071]  </IRQ>
[  416.855317] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  416.860611] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  416.879532] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  416.887282] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  416.894577] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  416.901861] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  416.909143] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  416.916435] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  416.923748]  ? arch_local_irq_restore+0x45/0x52
[  416.928568]  dump_stack+0x26a/0x2b4
[  416.932229]  ? dump_stack_print_info.cold.2+0x52/0x52
[  416.937441]  ? mark_held_locks+0x130/0x130
[  416.941691]  ? mark_held_locks+0x130/0x130
[  416.945972]  dump_header+0x27b/0xf72
[  416.949713]  ? pagefault_out_of_memory+0x197/0x197
[  416.954676]  ? mark_held_locks+0x130/0x130
[  416.958918]  ? __lock_acquire+0x7ec/0x4ec0
[  416.963166]  ? print_usage_bug+0xc0/0xc0
[  416.967245]  ? graph_lock+0x170/0x170
[  416.971049]  ? graph_lock+0x170/0x170
[  416.974863]  ? print_usage_bug+0xc0/0xc0
[  416.978936]  ? print_usage_bug+0xc0/0xc0
[  416.983034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.988612]  ? find_held_lock+0x36/0x1c0
[  416.992711]  ? mark_held_locks+0xc7/0x130
[  416.996897]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.002030]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.007159]  ? lockdep_hardirqs_on+0x421/0x5c0
[  417.011763]  ? trace_hardirqs_on+0xbd/0x310
[  417.016097]  ? kasan_check_read+0x11/0x20
[  417.020260]  ? ___ratelimit+0x36f/0x655
[  417.024244]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.029700]  ? trace_hardirqs_on+0x310/0x310
[  417.034117]  ? lock_downgrade+0x900/0x900
[  417.038279]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.043387]  ? ___ratelimit+0xaa/0x655
[  417.047284]  ? idr_get_free+0xec0/0xec0
[  417.051265]  ? kasan_check_write+0x14/0x20
[  417.055504]  ? do_raw_spin_lock+0xc1/0x200
[  417.059749]  oom_kill_process.cold.27+0x10/0x903
[  417.064514]  ? graph_lock+0x170/0x170
[  417.068326]  ? _raw_spin_unlock+0x2c/0x50
[  417.072476]  ? oom_badness+0xe6/0xaa0
[  417.076289]  ? oom_evaluate_task+0x540/0x540
[  417.080711]  ? find_held_lock+0x36/0x1c0
[  417.084789]  ? out_of_memory+0x974/0x14c0
[  417.088956]  ? lock_downgrade+0x900/0x900
[  417.093121]  ? check_preemption_disabled+0x48/0x200
[  417.098159]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.103955]  ? kasan_check_read+0x11/0x20
[  417.108107]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.113386]  ? rcu_bh_qs+0xc0/0xc0
[  417.116936]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  417.121954]  ? oom_evaluate_task+0x302/0x540
[  417.126371]  out_of_memory+0xa86/0x14c0
[  417.130359]  ? oom_killer_disable+0x3a0/0x3a0
[  417.134856]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  417.139787]  ? __mutex_add_waiter+0x2a0/0x2a0
[  417.144297]  __alloc_pages_slowpath+0x2318/0x2d80
[  417.149174]  ? warn_alloc+0x120/0x120
[  417.152979]  ? lock_downgrade+0x900/0x900
[  417.157148]  ? print_usage_bug+0xc0/0xc0
[  417.161227]  ? warn_alloc+0x120/0x120
[  417.165038]  ? print_usage_bug+0xc0/0xc0
[  417.169106]  ? debug_check_no_obj_freed+0x305/0x58d
[  417.174125]  ? print_usage_bug+0xc0/0xc0
[  417.178191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.183735]  ? should_fail+0x22d/0xd01
[  417.187631]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.192745]  ? __lock_acquire+0x7ec/0x4ec0
[  417.197016]  ? __lock_is_held+0xb5/0x140
[  417.201091]  ? graph_lock+0x170/0x170
[  417.204900]  ? ___might_sleep+0x1ed/0x300
[  417.209066]  ? lock_release+0x970/0x970
[  417.213069]  ? arch_local_save_flags+0x40/0x40
[  417.217702]  ? __might_sleep+0x95/0x190
[  417.221717]  __alloc_pages_nodemask+0xa80/0xde0
[  417.226415]  ? graph_lock+0x170/0x170
[  417.230229]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  417.235243]  ? graph_lock+0x170/0x170
[  417.239060]  ? mark_held_locks+0xc7/0x130
[  417.243218]  ? find_held_lock+0x36/0x1c0
[  417.247285]  ? cache_grow_begin+0x5a4/0x8c0
[  417.251613]  ? lockdep_hardirqs_on+0x421/0x5c0
[  417.256214]  ? trace_hardirqs_on+0xbd/0x310
[  417.260539]  ? fallback_alloc+0x203/0x2e0
[  417.264698]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.270155]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  417.275702]  cache_grow_begin+0x91/0x8c0
[  417.279768]  ? do_raw_spin_unlock+0xa7/0x2f0
[  417.284191]  fallback_alloc+0x203/0x2e0
[  417.288184]  ____cache_alloc_node+0x1c7/0x1e0
[  417.292689]  kmem_cache_alloc_node_trace+0xe7/0x740
[  417.297729]  __kmalloc_node_track_caller+0x33/0x70
[  417.302668]  __kmalloc_reserve.isra.39+0x41/0xe0
[  417.307446]  __alloc_skb+0x155/0x770
[  417.311168]  ? skb_scrub_packet+0x490/0x490
[  417.315492]  ? if_nlmsg_size+0x5d1/0xbb0
[  417.319569]  ? nla_put_ifalias+0x170/0x170
[  417.323829]  ? softnet_seq_show+0x470/0x470
[  417.328176]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  417.333208]  ? netif_tx_stop_all_queues+0xd9/0x110
[  417.338165]  rtmsg_ifinfo_build_skb+0x74/0x190
[  417.342782]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  417.347659]  rtmsg_ifinfo+0x8c/0xa0
[  417.351315]  dev_close_many+0x3be/0x860
[  417.355321]  ? unlist_netdevice+0x670/0x670
[  417.359662]  ? find_held_lock+0x36/0x1c0
[  417.363747]  ? __queue_work+0x6be/0x1440
[  417.367818]  ? lock_downgrade+0x900/0x900
[  417.371977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.377520]  ? rtnl_is_locked+0xb5/0xf0
[  417.381497]  ? rtnl_trylock+0x20/0x20
[  417.385299]  ? do_raw_spin_unlock+0xa7/0x2f0
[  417.389713]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  417.394303]  rollback_registered_many+0x56e/0x1240
[  417.399240]  ? generic_xdp_install+0x4c0/0x4c0
[  417.403828]  ? max_active_store+0x170/0x170
[  417.408155]  ? graph_lock+0x170/0x170
[  417.411961]  ? print_usage_bug+0xc0/0xc0
[  417.416026]  ? print_usage_bug+0xc0/0xc0
[  417.420094]  ? kfree_skbmem+0x154/0x230
[  417.424072]  ? graph_lock+0x170/0x170
[  417.427881]  ? print_usage_bug+0xc0/0xc0
[  417.431947]  ? find_held_lock+0x36/0x1c0
[  417.436024]  ? mark_held_locks+0xc7/0x130
[  417.440179]  rollback_registered+0x1e9/0x420
[  417.444593]  ? lockdep_hardirqs_on+0x351/0x5c0
[  417.449181]  ? rollback_registered_many+0x1240/0x1240
[  417.454377]  ? trace_hardirqs_on+0xbd/0x310
[  417.458706]  ? linkwatch_schedule_work+0x150/0x170
[  417.463658]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.469144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.474712]  ? rtnl_is_locked+0xb5/0xf0
[  417.478716]  ? rtnl_trylock+0x20/0x20
[  417.482535]  ? queue_delayed_work_on+0x130/0x1f0
[  417.487310]  unregister_netdevice_queue+0x321/0x5e0
[  417.492336]  ? rollback_registered+0x420/0x420
[  417.496927]  ? linkwatch_schedule_work+0x170/0x170
[  417.501868]  ? tun_show_owner+0x170/0x170
[  417.506020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.511664]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  417.517050]  ? __tun_detach+0x6ba/0x15c0
[  417.521126]  __tun_detach+0x11b8/0x15c0
[  417.525108]  ? __call_rcu.constprop.69+0x429/0xbc0
[  417.530047]  ? tun_attach+0x1770/0x1770
[  417.534030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.539602]  ? check_preemption_disabled+0x48/0x200
[  417.544683]  ? graph_lock+0x170/0x170
[  417.548514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.554088]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.559656]  ? locks_remove_file+0x3c6/0x5c0
[  417.564094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.569650]  ? ima_file_free+0x132/0x650
[  417.573737]  ? __lock_is_held+0xb5/0x140
[  417.577820]  ? __tun_detach+0x15c0/0x15c0
[  417.581991]  ? __tun_detach+0x15c0/0x15c0
[  417.586150]  tun_chr_close+0xe3/0x180
[  417.589959]  __fput+0x385/0xa30
[  417.593257]  ? get_max_files+0x20/0x20
[  417.597168]  ? ___might_sleep+0x1ed/0x300
[  417.601344]  ? arch_local_save_flags+0x40/0x40
[  417.605960]  ____fput+0x15/0x20
[  417.609257]  task_work_run+0x1e8/0x2a0
[  417.613157]  ? task_work_cancel+0x240/0x240
[  417.617489]  ? switch_task_namespaces+0xb8/0xd0
[  417.622343]  do_exit+0x1ad7/0x2610
[  417.625898]  ? mm_update_next_owner+0x990/0x990
[  417.630576]  ? print_usage_bug+0xc0/0xc0
[  417.634652]  ? __lock_acquire+0x7ec/0x4ec0
[  417.638889]  ? find_held_lock+0x36/0x1c0
[  417.642963]  ? __lock_acquire+0x7ec/0x4ec0
[  417.647477]  ? mark_held_locks+0x130/0x130
[  417.651717]  ? lock_acquire+0x1ed/0x520
[  417.655700]  ? mark_held_locks+0x130/0x130
[  417.659936]  ? arch_local_save_flags+0x40/0x40
[  417.664538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.670125]  ? __mutex_lock+0x872/0x1710
[  417.674192]  ? __switch_to_asm+0x40/0x70
[  417.678250]  ? __switch_to_asm+0x34/0x70
[  417.682312]  ? pipe_wait+0x266/0x2c0
[  417.686035]  ? mutex_trylock+0x2b0/0x2b0
[  417.690115]  ? graph_lock+0x170/0x170
[  417.693916]  ? find_held_lock+0x36/0x1c0
[  417.697981]  ? memset+0x31/0x40
[  417.701271]  ? find_held_lock+0x36/0x1c0
[  417.705355]  ? get_signal+0x95b/0x1980
[  417.709251]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.713751]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.718261]  do_group_exit+0x177/0x440
[  417.722164]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.727634]  ? __ia32_sys_exit+0x50/0x50
[  417.731731]  get_signal+0x8b0/0x1980
[  417.735471]  ? ptrace_notify+0x130/0x130
[  417.739542]  ? finish_wait+0x430/0x430
[  417.743440]  ? graph_lock+0x170/0x170
[  417.747255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.752791]  ? pipe_read+0x702/0x940
[  417.756509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.762058]  do_signal+0x9c/0x21e0
[  417.765607]  ? __vfs_read+0x11f/0x9b0
[  417.769435]  ? vfs_copy_file_range+0xb90/0xb90
[  417.774021]  ? setup_sigcontext+0x7d0/0x7d0
[  417.778365]  ? exit_to_usermode_loop+0x8c/0x380
[  417.783058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.788613]  exit_to_usermode_loop+0x2e5/0x380
[  417.793204]  ? syscall_slow_exit_work+0x520/0x520
[  417.798046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.803605]  do_syscall_64+0x6be/0x820
[  417.807503]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  417.812877]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.817809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.822658]  ? trace_hardirqs_off+0x300/0x300
[  417.827158]  ? prepare_exit_to_usermode+0x291/0x3b0
[  417.832213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.837071]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  417.842272] RIP: 0033:0x410e10
[  417.845474] Code: Bad RIP value.
[  417.848834] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  417.856568] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  417.863859] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  417.871147] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  417.878424] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  417.885702] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  417.893007] warn_alloc_show_mem: 1 callbacks suppressed
[  417.893019] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  417.893021] Mem-Info:
[  417.893052] active_anon:46161 inactive_anon:461 isolated_anon:0
[  417.893052]  active_file:19 inactive_file:16 isolated_file:0
[  417.893052]  unevictable:0 dirty:0 writeback:0 unstable:0
[  417.893052]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  417.893052]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  417.893052]  free:13785 free_pcp:397 free_cma:0
[  417.898401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.905676] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  417.908073] Call Trace:
[  417.940865] Node 0 
[  417.950224]  <IRQ>
[  417.977932] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  417.980509]  dump_stack+0x1c4/0x2b4
[  417.982715] lowmem_reserve[]:
[  417.984876]  ? dump_stack_print_info.cold.2+0x52/0x52
[  418.016612]  0
[  418.020262]  warn_alloc.cold.118+0xb7/0x1bd
[  418.023322]  2815
[  418.028514]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.030292]  6318
[  418.034614]  ? lock_downgrade+0x900/0x900
[  418.036651]  6318
[  418.041492]  ? trace_hardirqs_off+0xb8/0x300
[  418.047666]  ? trace_hardirqs_off+0xb8/0x300
[  418.049702] Node 0 
[  418.054110]  __alloc_pages_slowpath+0x2667/0x2d80
[  418.058512] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  418.060749]  ? warn_alloc+0x120/0x120
[  418.065530] lowmem_reserve[]: 0
[  418.092283]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.096055]  0 3503
[  418.099345]  ? warn_alloc+0x120/0x120
[  418.104336]  3503
[  418.106587]  ? print_usage_bug+0xc0/0xc0
[  418.112421]  ? warn_alloc+0x120/0x120
[  418.116465] Node 0 Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  418.120310]  ? print_usage_bug+0xc0/0xc0
[  418.120326]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.149459] lowmem_reserve[]: 0
[  418.153548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.158699]  0
[  418.161974]  ? should_fail+0x22d/0xd01
[  418.167482]  0
[  418.169284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.173140]  0
[  418.174940]  ? __lock_acquire+0x7ec/0x4ec0
[  418.181808]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.186020] Node 0 
[  418.191119]  ? should_fail+0x22d/0xd01
[  418.191122] DMA: 1*4kB 
[  418.193368]  ? mark_held_locks+0x130/0x130
[  418.197225] (U) 
[  418.199803]  ? mark_held_locks+0x130/0x130
[  418.204012] 0*8kB 
[  418.205983]  ? print_usage_bug+0xc0/0xc0
[  418.210194] 0*16kB 
[  418.212337]  ? find_held_lock+0x36/0x1c0
[  418.216374] 1*32kB 
[  418.218613]  ? graph_lock+0x170/0x170
[  418.222662] (U) 
[  418.224899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.228670] 2*64kB 
[  418.230641]  ? check_preemption_disabled+0x48/0x200
[  418.236161] (U) 
[  418.238408]  ? check_preemption_disabled+0x48/0x200
[  418.243408] 1*128kB 
[  418.245403]  ? __lock_is_held+0xb5/0x140
[  418.250377] (U) 
[  418.252706]  __alloc_pages_nodemask+0xa80/0xde0
[  418.256736] 1*256kB 
[  418.258702]  ? graph_lock+0x170/0x170
[  418.263568] (U) 0*512kB 
[  418.265917]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  418.269694] 1*1024kB 
[  418.272359]  ? graph_lock+0x170/0x170
[  418.277352] (U) 
[  418.279767]  ? find_held_lock+0x36/0x1c0
[  418.283536] 1*2048kB 
[  418.285519]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.289550] (M) 
[  418.291966]  ? lock_downgrade+0x900/0x900
[  418.296615] 3*4096kB 
[  418.298603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.302717] (M) 
[  418.305127]  cache_grow_begin+0x91/0x8c0
[  418.311160] = 15908kB
[  418.313138]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.317168] Node 0 
[  418.319593]  fallback_alloc+0x203/0x2e0
[  418.323964] DMA32: 
[  418.326200]  ____cache_alloc_node+0x1c7/0x1e0
[  418.330145] 3*4kB 
[  418.332379]  kmem_cache_alloc_node+0xe3/0x730
[  418.336849] (M) 
[  418.338997]  ? mark_held_locks+0xc7/0x130
[  418.343470] 1*8kB 
[  418.345454]  __alloc_skb+0x119/0x770
[  418.349575] (M) 
[  418.351731]  ? skb_scrub_packet+0x490/0x490
[  418.355417] 3*16kB 
[  418.357390]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  418.361687] (UM) 
[  418.363933]  ? queue_work_on+0x12c/0x1e0
[  418.368496] 3*32kB 
[  418.370577]  ? switchdev_port_obj_del+0xdc/0x450
[  418.374604] (UM) 
[  418.376838]  ? switchdev_trans_item_enqueue+0x260/0x260
[  418.381578] 2*64kB 
[  418.383642]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  418.388977] (UM) 
[  418.391210]  __br_mdb_notify+0x4ff/0x15d0
[  418.396202] 5*128kB 
[  418.398264]  ? __br_mdb_add+0x800/0x800
[  418.402378] (UM) 
[  418.404697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.408650] 3*256kB 
[  418.410708]  ? check_preemption_disabled+0x48/0x200
[  418.416219] (M) 
[  418.418542]  ? graph_lock+0x170/0x170
[  418.423528] 4*512kB 
[  418.425502]  ? br_multicast_group_expired+0x96/0x610
[  418.429271] (M) 
[  418.431597]  ? lock_downgrade+0x900/0x900
[  418.436669] 3*1024kB (UM) 
[  418.438654]  br_mdb_notify+0x310/0x410
[  418.442772] 3*2048kB 
[  418.445613]  ? br_mdb_dump+0x2530/0x2530
[  418.449473] (M) 
[  418.451877]  ? kasan_check_write+0x14/0x20
[  418.455914] 3*4096kB 
[  418.457888]  ? do_raw_spin_lock+0xc1/0x200
[  418.462095] (M) 
[  418.464504]  br_multicast_group_expired+0x1bc/0x610
[  418.468712] = 25252kB
[  418.470681]  ? br_mdb_free+0x80/0x80
[  418.475671] Node 0 
[  418.478087]  call_timer_fn+0x272/0x920
[  418.481771] Normal: 
[  418.484004]  ? br_mdb_free+0x80/0x80
[  418.487873] 1016*4kB 
[  418.490204]  ? process_timeout+0x40/0x40
[  418.493891] (UME) 
[  418.496305]  ? find_held_lock+0x36/0x1c0
[  418.500342] 348*8kB 
[  418.502494]  ? __run_timers+0x7da/0xc70
[  418.506520] (UME) 
[  418.508841]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.512789] 167*16kB 
[  418.514931]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.519401] (UME) 
[  418.521809]  ? br_mdb_free+0x80/0x80
[  418.526279] 68*32kB 
[  418.528424]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  418.532113] (UME) 
[  418.534435]  ? trace_hardirqs_on+0xbd/0x310
[  418.538989] 21*64kB 
[  418.541129]  ? kasan_check_read+0x11/0x20
[  418.545427] (M) 
[  418.547750]  ? __run_timers+0x7da/0xc70
[  418.551871] 6*128kB 
[  418.553842]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.557792] (UM) 
[  418.560118]  ? br_mdb_free+0x80/0x80
[  418.565540] 1*256kB 
[  418.567626]  ? br_mdb_free+0x80/0x80
[  418.571314] (U) 
[  418.573633]  __run_timers+0x7e5/0xc70
[  418.577352] 0*512kB 
[  418.579334]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  418.583101] 0*1024kB 
[  418.585419]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.590762] 0*2048kB 
[  418.593171]  ? graph_lock+0x170/0x170
[  418.598162] 0*4096kB 
[  418.600573]  ? enqueue_hrtimer+0x1a5/0x560
[  418.604349] = 14064kB
[  418.606754]  ? lock_release+0x970/0x970
[  418.610977] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  418.613387]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.617342] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  418.617351] 503 total pagecache pages
[  418.626224]  ? find_held_lock+0x36/0x1c0
[  418.631395] 0 pages in swap cache
[  418.639974]  ? graph_lock+0x170/0x170
[  418.643755] Swap cache stats: add 0, delete 0, find 0/0
[  418.647812]  ? pvclock_read_flags+0x160/0x160
[  418.651241] Free swap  = 0kB
[  418.655045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.660396] Total swap = 0kB
[  418.664899]  ? check_preemption_disabled+0x48/0x200
[  418.667893] 1965979 pages RAM
[  418.673431]  ? __lock_is_held+0xb5/0x140
[  418.676416] 0 pages HighMem/MovableOnly
[  418.681428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.684503] 343324 pages reserved
[  418.684512] 0 pages cma reserved
[  418.688586]  ? check_preemption_disabled+0x48/0x200
[  418.692629] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  418.698066]  run_timer_softirq+0x52/0xb0
[  418.698081]  ? rcu_read_lock_sched_held+0x108/0x120
[  418.698098]  __do_softirq+0x30b/0xad8
[  418.698123]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  418.701628] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.704929]  ? pvclock_read_flags+0x160/0x160
[  418.709917] syz-executor2 cpuset=
[  418.716405]  ? lapic_next_event+0x5a/0x90
[  418.720443] syz2
[  418.725467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.729244]  mems_allowed=0
[  418.734352]  ? check_preemption_disabled+0x48/0x200
[  418.772344]  ? check_preemption_disabled+0x48/0x200
[  418.777612]  ? kvm_clock_read+0x18/0x30
[  418.781598]  ? kvm_sched_clock_read+0x9/0x20
[  418.786012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.791549]  ? check_preemption_disabled+0x48/0x200
[  418.796604]  irq_exit+0x17f/0x1c0
[  418.800064]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.804908]  ? smp_reschedule_interrupt+0x109/0x650
[  418.809932]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.815828]  ? interrupt_entry+0xb5/0xf0
[  418.819895]  ? trace_hardirqs_off_caller+0xbb/0x300
[  418.824911]  ? trace_hardirqs_off_caller+0xbb/0x300
[  418.829933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.834776]  ? trace_hardirqs_off+0x300/0x300
[  418.839272]  ? trace_hardirqs_off+0x300/0x300
[  418.843786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.849326]  ? check_preemption_disabled+0x48/0x200
[  418.854370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.859924]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.864789]  apic_timer_interrupt+0xf/0x20
[  418.869028]  </IRQ>
[  418.871278] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  418.876226] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  418.895139] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  418.902857] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  418.910123] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  418.917393] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  418.924658] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  418.931925] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  418.939245]  skb_clone+0x1bb/0x500
[  418.942794]  ? skb_split+0x11e0/0x11e0
[  418.946691]  ? preempt_notifier_register+0x200/0x200
[  418.951793]  ? __switch_to_asm+0x34/0x70
[  418.955856]  ? __switch_to_asm+0x34/0x70
[  418.959916]  ? __switch_to_asm+0x40/0x70
[  418.963977]  ? __switch_to_asm+0x34/0x70
[  418.968035]  ? __switch_to_asm+0x40/0x70
[  418.972096]  ? __switch_to_asm+0x40/0x70
[  418.976162]  ? __switch_to_asm+0x34/0x70
[  418.980228]  ? __switch_to_asm+0x34/0x70
[  418.984287]  ? __switch_to_asm+0x40/0x70
[  418.988345]  ? __switch_to_asm+0x34/0x70
[  418.992426]  bpf_clone_redirect+0xb9/0x490
[  418.996686]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  419.001738]  ? __sched_text_start+0x8/0x8
[  419.005898]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.010687]  ? find_held_lock+0x36/0x1c0
[  419.014757]  ? lock_acquire+0x1ed/0x520
[  419.018734]  ? bpf_test_run+0x32e/0x5a0
[  419.022712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.028252]  ? check_preemption_disabled+0x48/0x200
[  419.033277]  ? kasan_check_read+0x11/0x20
[  419.037430]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.042717]  ? rcu_bh_qs+0xc0/0xc0
[  419.046261]  ? preempt_schedule+0x4d/0x60
[  419.050409]  ? ___preempt_schedule+0x16/0x18
[  419.054825]  ? bpf_test_run+0x1c0/0x5a0
[  419.058805]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  419.063656]  ? netlink_diag_dump+0x2a0/0x2a0
[  419.068072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.073611]  ? bpf_test_init.isra.9+0x70/0x100
[  419.078197]  ? bpf_prog_test_run_skb+0x634/0xb40
[  419.082967]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  419.087812]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.093345]  ? fput+0x130/0x1a0
[  419.096631]  ? __bpf_prog_get+0x9b/0x290
[  419.100701]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  419.105547]  ? bpf_prog_test_run+0x130/0x1a0
[  419.109982]  ? __x64_sys_bpf+0x3d8/0x510
[  419.114064]  ? bpf_prog_get+0x20/0x20
[  419.117892]  ? do_syscall_64+0x1b9/0x820
[  419.121963]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  419.127352]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.132287]  ? trace_hardirqs_off+0x300/0x300
[  419.136785]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.141805]  ? recalc_sigpending_tsk+0x180/0x180
[  419.146572]  ? kasan_check_write+0x14/0x20
[  419.150819]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.155673]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  419.161074] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  419.161265] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.168278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.178747] syz-executor4 cpuset=
[  419.188091] Call Trace:
[  419.188094] syz4 mems_allowed=0
[  419.191542]  <IRQ>
[  419.199540]  dump_stack+0x1c4/0x2b4
[  419.203181]  ? dump_stack_print_info.cold.2+0x52/0x52
[  419.208386]  warn_alloc.cold.118+0xb7/0x1bd
[  419.212715]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.217568]  ? lock_downgrade+0x900/0x900
[  419.221731]  ? trace_hardirqs_off+0xb8/0x300
[  419.226153]  ? trace_hardirqs_off+0xb8/0x300
[  419.230580]  __alloc_pages_slowpath+0x2667/0x2d80
[  419.235457]  ? warn_alloc+0x120/0x120
[  419.239268]  ? warn_alloc+0x120/0x120
[  419.243084]  ? print_usage_bug+0xc0/0xc0
[  419.247167]  ? warn_alloc+0x120/0x120
[  419.250988]  ? print_usage_bug+0xc0/0xc0
[  419.255064]  ? __lock_acquire+0x7ec/0x4ec0
[  419.259306]  ? __lock_acquire+0x7ec/0x4ec0
[  419.263550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.269107]  ? should_fail+0x22d/0xd01
[  419.273000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.278110]  ? __lock_acquire+0x7ec/0x4ec0
[  419.282353]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.287453]  ? __lock_acquire+0x7ec/0x4ec0
[  419.291690]  ? should_fail+0x22d/0xd01
[  419.295593]  ? mark_held_locks+0x130/0x130
[  419.299833]  ? mark_held_locks+0x130/0x130
[  419.304067]  ? graph_lock+0x170/0x170
[  419.307877]  ? graph_lock+0x170/0x170
[  419.311679]  ? graph_lock+0x170/0x170
[  419.315499]  ? print_usage_bug+0xc0/0xc0
[  419.319567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.325114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.330838]  ? check_preemption_disabled+0x48/0x200
[  419.335850]  ? check_preemption_disabled+0x48/0x200
[  419.340878]  ? __lock_is_held+0xb5/0x140
[  419.344950]  __alloc_pages_nodemask+0xa80/0xde0
[  419.349623]  ? graph_lock+0x170/0x170
[  419.353433]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  419.358470]  ? graph_lock+0x170/0x170
[  419.362294]  ? find_held_lock+0x36/0x1c0
[  419.366380]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.371075]  ? lock_downgrade+0x900/0x900
[  419.375258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.380818]  cache_grow_begin+0x91/0x8c0
[  419.384888]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.389306]  fallback_alloc+0x203/0x2e0
[  419.393290]  ____cache_alloc_node+0x1c7/0x1e0
[  419.397795]  kmem_cache_alloc_node+0xe3/0x730
[  419.402292]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.406539]  __alloc_skb+0x119/0x770
[  419.410265]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.415547]  ? skb_scrub_packet+0x490/0x490
[  419.419880]  ? lock_downgrade+0x900/0x900
[  419.424038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.429585]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.435044]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.440505]  ? addrconf_rs_timer+0x6f0/0x6f0
[  419.444929]  ndisc_alloc_skb+0x144/0x340
[  419.448996]  ndisc_send_rs+0x331/0x6e0
[  419.452895]  addrconf_rs_timer+0x3c0/0x6f0
[  419.457141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.461390]  call_timer_fn+0x272/0x920
[  419.465281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.469522]  ? process_timeout+0x40/0x40
[  419.473590]  ? find_held_lock+0x36/0x1c0
[  419.477669]  ? mark_held_locks+0xc7/0x130
[  419.481828]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.486328]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.490854]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.495118]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  419.499725]  ? trace_hardirqs_on+0xbd/0x310
[  419.504055]  ? kasan_check_read+0x11/0x20
[  419.508213]  ? __run_timers+0x7da/0xc70
[  419.512191]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.517651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.521891]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.526138]  __run_timers+0x7e5/0xc70
[  419.529958]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  419.535330]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.540347]  ? graph_lock+0x170/0x170
[  419.544155]  ? print_usage_bug+0xc0/0xc0
[  419.548214]  ? lock_release+0x970/0x970
[  419.552192]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  419.557391]  ? find_held_lock+0x36/0x1c0
[  419.561461]  ? graph_lock+0x170/0x170
[  419.565272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.570808]  ? check_preemption_disabled+0x48/0x200
[  419.575838]  ? __lock_is_held+0xb5/0x140
[  419.579911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.585449]  ? check_preemption_disabled+0x48/0x200
[  419.590476]  run_timer_softirq+0x52/0xb0
[  419.594536]  ? rcu_read_lock_sched_held+0x108/0x120
[  419.599596]  __do_softirq+0x30b/0xad8
[  419.603413]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  419.608524]  ? pvclock_read_flags+0x160/0x160
[  419.613025]  ? lapic_next_event+0x5a/0x90
[  419.617178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.622715]  ? check_preemption_disabled+0x48/0x200
[  419.627732]  ? check_preemption_disabled+0x48/0x200
[  419.632756]  ? kvm_clock_read+0x18/0x30
[  419.636731]  ? kvm_sched_clock_read+0x9/0x20
[  419.641144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.647120]  ? check_preemption_disabled+0x48/0x200
[  419.652155]  irq_exit+0x17f/0x1c0
[  419.655614]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.660462]  ? smp_reschedule_interrupt+0x109/0x650
[  419.665482]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.671367]  ? interrupt_entry+0xb5/0xf0
[  419.675430]  ? trace_hardirqs_off_caller+0xbb/0x300
[  419.680447]  ? trace_hardirqs_off_caller+0xbb/0x300
[  419.685488]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.690336]  ? trace_hardirqs_off+0x300/0x300
[  419.694832]  ? trace_hardirqs_off+0x300/0x300
[  419.699332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.704868]  ? check_preemption_disabled+0x48/0x200
[  419.709884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.715429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.720284]  apic_timer_interrupt+0xf/0x20
[  419.724513]  </IRQ>
[  419.726753] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  419.732030] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  419.750944] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  419.758682] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  419.765970] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  419.773258] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  419.780532] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  419.787812] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  419.795116]  ? arch_local_irq_restore+0x45/0x52
[  419.799799]  dump_stack+0x26a/0x2b4
[  419.803450]  ? dump_stack_print_info.cold.2+0x52/0x52
[  419.808655]  ? mark_held_locks+0x130/0x130
[  419.812900]  ? mark_held_locks+0x130/0x130
[  419.817143]  dump_header+0x27b/0xf72
[  419.820872]  ? pagefault_out_of_memory+0x197/0x197
[  419.825808]  ? mark_held_locks+0x130/0x130
[  419.830043]  ? __lock_acquire+0x7ec/0x4ec0
[  419.834281]  ? print_usage_bug+0xc0/0xc0
[  419.838349]  ? graph_lock+0x170/0x170
[  419.842151]  ? graph_lock+0x170/0x170
[  419.845953]  ? print_usage_bug+0xc0/0xc0
[  419.850010]  ? print_usage_bug+0xc0/0xc0
[  419.854099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.859644]  ? find_held_lock+0x36/0x1c0
[  419.863717]  ? mark_held_locks+0xc7/0x130
[  419.867872]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  419.872978]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  419.878088]  ? lockdep_hardirqs_on+0x421/0x5c0
[  419.882677]  ? trace_hardirqs_on+0xbd/0x310
[  419.887000]  ? kasan_check_read+0x11/0x20
[  419.891150]  ? ___ratelimit+0x36f/0x655
[  419.895130]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.900594]  ? trace_hardirqs_on+0x310/0x310
[  419.905011]  ? lock_downgrade+0x900/0x900
[  419.909172]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  419.914285]  ? ___ratelimit+0xaa/0x655
[  419.918185]  ? idr_get_free+0xec0/0xec0
[  419.922170]  ? kasan_check_write+0x14/0x20
[  419.926422]  ? do_raw_spin_lock+0xc1/0x200
[  419.930681]  oom_kill_process.cold.27+0x10/0x903
[  419.935456]  ? graph_lock+0x170/0x170
[  419.939275]  ? _raw_spin_unlock+0x2c/0x50
[  419.943427]  ? oom_badness+0xe6/0xaa0
[  419.947241]  ? oom_evaluate_task+0x540/0x540
[  419.951660]  ? find_held_lock+0x36/0x1c0
[  419.955734]  ? out_of_memory+0x974/0x14c0
[  419.959887]  ? lock_downgrade+0x900/0x900
[  419.964033]  ? check_preemption_disabled+0x48/0x200
[  419.969060]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  419.974859]  ? kasan_check_read+0x11/0x20
[  419.979030]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.984312]  ? rcu_bh_qs+0xc0/0xc0
[  419.987861]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.992880]  ? oom_evaluate_task+0x302/0x540
[  419.997298]  out_of_memory+0xa86/0x14c0
[  420.001286]  ? oom_killer_disable+0x3a0/0x3a0
[  420.005782]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  420.010712]  ? __mutex_add_waiter+0x2a0/0x2a0
[  420.015222]  __alloc_pages_slowpath+0x2318/0x2d80
[  420.020105]  ? warn_alloc+0x120/0x120
[  420.023910]  ? lock_downgrade+0x900/0x900
[  420.028066]  ? print_usage_bug+0xc0/0xc0
[  420.032135]  ? warn_alloc+0x120/0x120
[  420.035936]  ? print_usage_bug+0xc0/0xc0
[  420.039999]  ? debug_check_no_obj_freed+0x305/0x58d
[  420.045021]  ? print_usage_bug+0xc0/0xc0
[  420.049094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.054632]  ? should_fail+0x22d/0xd01
[  420.058524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.063631]  ? __lock_acquire+0x7ec/0x4ec0
[  420.067893]  ? __lock_is_held+0xb5/0x140
[  420.071963]  ? graph_lock+0x170/0x170
[  420.075769]  ? ___might_sleep+0x1ed/0x300
[  420.079918]  ? lock_release+0x970/0x970
[  420.083897]  ? arch_local_save_flags+0x40/0x40
[  420.088504]  ? __might_sleep+0x95/0x190
[  420.092485]  __alloc_pages_nodemask+0xa80/0xde0
[  420.097160]  ? graph_lock+0x170/0x170
[  420.100966]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  420.105981]  ? graph_lock+0x170/0x170
[  420.109792]  ? mark_held_locks+0xc7/0x130
[  420.113941]  ? find_held_lock+0x36/0x1c0
[  420.118011]  ? cache_grow_begin+0x5a4/0x8c0
[  420.122334]  ? lockdep_hardirqs_on+0x421/0x5c0
[  420.126917]  ? trace_hardirqs_on+0xbd/0x310
[  420.131242]  ? fallback_alloc+0x203/0x2e0
[  420.135393]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.140850]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  420.146399]  cache_grow_begin+0x91/0x8c0
[  420.150464]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.154886]  fallback_alloc+0x203/0x2e0
[  420.158867]  ____cache_alloc_node+0x1c7/0x1e0
[  420.163370]  kmem_cache_alloc_node_trace+0xe7/0x740
[  420.168400]  __kmalloc_node_track_caller+0x33/0x70
[  420.173358]  __kmalloc_reserve.isra.39+0x41/0xe0
[  420.178124]  __alloc_skb+0x155/0x770
[  420.181845]  ? skb_scrub_packet+0x490/0x490
[  420.186172]  ? if_nlmsg_size+0x5d1/0xbb0
[  420.190712]  ? nla_put_ifalias+0x170/0x170
[  420.194960]  ? softnet_seq_show+0x470/0x470
[  420.199283]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  420.204303]  ? netif_tx_stop_all_queues+0xd9/0x110
[  420.209238]  rtmsg_ifinfo_build_skb+0x74/0x190
[  420.213830]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  420.218683]  rtmsg_ifinfo+0x8c/0xa0
[  420.222318]  dev_close_many+0x3be/0x860
[  420.226305]  ? unlist_netdevice+0x670/0x670
[  420.230634]  ? find_held_lock+0x36/0x1c0
[  420.234705]  ? __queue_work+0x6be/0x1440
[  420.238767]  ? lock_downgrade+0x900/0x900
[  420.242925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.248468]  ? rtnl_is_locked+0xb5/0xf0
[  420.252448]  ? rtnl_trylock+0x20/0x20
[  420.256249]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.260660]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  420.265251]  rollback_registered_many+0x56e/0x1240
[  420.270188]  ? generic_xdp_install+0x4c0/0x4c0
[  420.274776]  ? max_active_store+0x170/0x170
[  420.279104]  ? graph_lock+0x170/0x170
[  420.282907]  ? print_usage_bug+0xc0/0xc0
[  420.286968]  ? print_usage_bug+0xc0/0xc0
[  420.291027]  ? kfree_skbmem+0x154/0x230
[  420.295002]  ? graph_lock+0x170/0x170
[  420.298802]  ? print_usage_bug+0xc0/0xc0
[  420.302865]  ? find_held_lock+0x36/0x1c0
[  420.306936]  ? mark_held_locks+0xc7/0x130
[  420.311094]  rollback_registered+0x1e9/0x420
[  420.315502]  ? lockdep_hardirqs_on+0x351/0x5c0
[  420.320093]  ? rollback_registered_many+0x1240/0x1240
[  420.325287]  ? trace_hardirqs_on+0xbd/0x310
[  420.329612]  ? linkwatch_schedule_work+0x150/0x170
[  420.334543]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.340004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.345538]  ? rtnl_is_locked+0xb5/0xf0
[  420.349521]  ? rtnl_trylock+0x20/0x20
[  420.353323]  ? queue_delayed_work_on+0x130/0x1f0
[  420.358092]  unregister_netdevice_queue+0x321/0x5e0
[  420.363114]  ? rollback_registered+0x420/0x420
[  420.367695]  ? linkwatch_schedule_work+0x170/0x170
[  420.372626]  ? tun_show_owner+0x170/0x170
[  420.376778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.382318]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  420.387682]  ? __tun_detach+0x6ba/0x15c0
[  420.391752]  __tun_detach+0x11b8/0x15c0
[  420.395729]  ? __call_rcu.constprop.69+0x429/0xbc0
[  420.400668]  ? tun_attach+0x1770/0x1770
[  420.404645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.410181]  ? check_preemption_disabled+0x48/0x200
[  420.415211]  ? graph_lock+0x170/0x170
[  420.419019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.424568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.430116]  ? locks_remove_file+0x3c6/0x5c0
[  420.434527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.440079]  ? ima_file_free+0x132/0x650
[  420.444162]  ? __lock_is_held+0xb5/0x140
[  420.448241]  ? __tun_detach+0x15c0/0x15c0
[  420.452410]  ? __tun_detach+0x15c0/0x15c0
[  420.456574]  tun_chr_close+0xe3/0x180
[  420.460380]  __fput+0x385/0xa30
[  420.463668]  ? get_max_files+0x20/0x20
[  420.467568]  ? ___might_sleep+0x1ed/0x300
[  420.471724]  ? arch_local_save_flags+0x40/0x40
[  420.476314]  ____fput+0x15/0x20
[  420.479602]  task_work_run+0x1e8/0x2a0
[  420.483497]  ? task_work_cancel+0x240/0x240
[  420.487829]  ? switch_task_namespaces+0xb8/0xd0
[  420.492504]  do_exit+0x1ad7/0x2610
[  420.496054]  ? mm_update_next_owner+0x990/0x990
[  420.500727]  ? print_usage_bug+0xc0/0xc0
[  420.504795]  ? __lock_acquire+0x7ec/0x4ec0
[  420.509030]  ? find_held_lock+0x36/0x1c0
[  420.513107]  ? __lock_acquire+0x7ec/0x4ec0
[  420.517341]  ? mark_held_locks+0x130/0x130
[  420.521589]  ? lock_acquire+0x1ed/0x520
[  420.525587]  ? mark_held_locks+0x130/0x130
[  420.529827]  ? arch_local_save_flags+0x40/0x40
[  420.534408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.539967]  ? __mutex_lock+0x872/0x1710
[  420.544027]  ? __switch_to_asm+0x40/0x70
[  420.548095]  ? __switch_to_asm+0x34/0x70
[  420.552160]  ? pipe_wait+0x266/0x2c0
[  420.555882]  ? mutex_trylock+0x2b0/0x2b0
[  420.559956]  ? graph_lock+0x170/0x170
[  420.563758]  ? find_held_lock+0x36/0x1c0
[  420.567833]  ? memset+0x31/0x40
[  420.571125]  ? find_held_lock+0x36/0x1c0
[  420.575200]  ? get_signal+0x95b/0x1980
[  420.579102]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.583595]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.588105]  do_group_exit+0x177/0x440
[  420.591998]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.597450]  ? __ia32_sys_exit+0x50/0x50
[  420.601523]  get_signal+0x8b0/0x1980
[  420.605253]  ? ptrace_notify+0x130/0x130
[  420.609318]  ? finish_wait+0x430/0x430
[  420.613206]  ? graph_lock+0x170/0x170
[  420.617016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.622555]  ? pipe_read+0x702/0x940
[  420.626279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.631827]  do_signal+0x9c/0x21e0
[  420.635371]  ? __vfs_read+0x11f/0x9b0
[  420.639179]  ? vfs_copy_file_range+0xb90/0xb90
[  420.643763]  ? setup_sigcontext+0x7d0/0x7d0
[  420.648110]  ? exit_to_usermode_loop+0x8c/0x380
[  420.652798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.658342]  exit_to_usermode_loop+0x2e5/0x380
[  420.662936]  ? syscall_slow_exit_work+0x520/0x520
[  420.667781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.673345]  do_syscall_64+0x6be/0x820
[  420.677230]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  420.682600]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.687533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.692388]  ? trace_hardirqs_off+0x300/0x300
[  420.696890]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.701913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.706766]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  420.711954] RIP: 0033:0x410e10
[  420.715149] Code: Bad RIP value.
[  420.718508] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  420.726221] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  420.733489] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  420.740755] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  420.748021] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  420.755287] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  420.762596] warn_alloc_show_mem: 1 callbacks suppressed
[  420.762608] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  420.762610] Mem-Info:
[  420.762639] active_anon:46161 inactive_anon:461 isolated_anon:0
[  420.762639]  active_file:19 inactive_file:16 isolated_file:0
[  420.762639]  unevictable:0 dirty:0 writeback:0 unstable:0
[  420.762639]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  420.762639]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  420.762639]  free:13785 free_pcp:397 free_cma:0
[  420.768002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.775791] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  420.778205] Call Trace:
[  420.811001] Node 0 
[  420.820359]  <IRQ>
[  420.847955] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  420.850519]  dump_stack+0x1c4/0x2b4
[  420.852723] lowmem_reserve[]:
[  420.854869]  ? dump_stack_print_info.cold.2+0x52/0x52
[  420.880345]  0
[  420.883979]  warn_alloc.cold.118+0xb7/0x1bd
[  420.887048]  2815
[  420.892232]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.894008]  6318
[  420.898323]  ? lock_downgrade+0x900/0x900
[  420.900359]  6318
[  420.905202]  ? trace_hardirqs_off+0xb8/0x300
[  420.907268] Node 0 
[  420.911411]  ? trace_hardirqs_off+0xb8/0x300
[  420.913470] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  420.917867]  __alloc_pages_slowpath+0x2667/0x2d80
[  420.920079] lowmem_reserve[]:
[  420.924525]  ? warn_alloc+0x120/0x120
[  420.951200]  0
[  420.956043]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  420.959115]  0 3503
[  420.962918]  ? warn_alloc+0x120/0x120
[  420.964695]  3503
[  420.969707]  ? print_usage_bug+0xc0/0xc0
[  420.975711]  ? warn_alloc+0x120/0x120
[  420.977752] Node 0 
[  420.981807]  ? print_usage_bug+0xc0/0xc0
[  420.985613] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  420.985621] lowmem_reserve[]:
[  420.987865]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  420.991901]  0
[  421.020459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.023543]  0
[  421.028752]  ? should_fail+0x22d/0xd01
[  421.030527]  0
[  421.036069]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.037837]  0
[  421.041730]  ? __lock_acquire+0x7ec/0x4ec0
[  421.043506] Node 0 
[  421.048609]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.050385] DMA: 
[  421.054615]  ? should_fail+0x22d/0xd01
[  421.056826] 1*4kB 
[  421.061930]  ? mark_held_locks+0x130/0x130
[  421.063959] (U) 
[  421.067837]  ? mark_held_locks+0x130/0x130
[  421.069963] 0*8kB 
[  421.074204]  ? print_usage_bug+0xc0/0xc0
[  421.076156] 0*16kB 
[  421.080383]  ? find_held_lock+0x36/0x1c0
[  421.082524] 1*32kB 
[  421.086589]  ? graph_lock+0x170/0x170
[  421.088800] (U) 
[  421.092860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.095072] 2*64kB 
[  421.098866]  ? check_preemption_disabled+0x48/0x200
[  421.100821] (U) 
[  421.106347]  ? check_preemption_disabled+0x48/0x200
[  421.106373]  ? __lock_is_held+0xb5/0x140
[  421.108598] 1*128kB 
[  421.113619]  __alloc_pages_nodemask+0xa80/0xde0
[  421.115576] (U) 
[  421.120607]  ? graph_lock+0x170/0x170
[  421.124644] 1*256kB 
[  421.126972]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  421.131611] (U) 
[  421.133594]  ? graph_lock+0x170/0x170
[  421.137367] 0*512kB 
[  421.139689]  ? find_held_lock+0x36/0x1c0
[  421.144671] 1*1024kB 
[  421.146650]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.150420] (U) 
[  421.152750]  ? lock_downgrade+0x900/0x900
[  421.156790] 1*2048kB 
[  421.159201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.163840] (M) 
[  421.165816]  cache_grow_begin+0x91/0x8c0
[  421.169936] 3*4096kB 
[  421.172363]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.177866] (M) = 15908kB
[  421.179854]  fallback_alloc+0x203/0x2e0
[  421.183889] Node 0 
[  421.186301]  ____cache_alloc_node+0x1c7/0x1e0
[  421.190679] DMA32: 
[  421.193433]  kmem_cache_alloc_node+0xe3/0x730
[  421.197380] 3*4kB 
[  421.199614]  ? mark_held_locks+0xc7/0x130
[  421.204088] (M) 
[  421.206322]  __alloc_skb+0x119/0x770
[  421.210788] 1*8kB 
[  421.212932]  ? skb_scrub_packet+0x490/0x490
[  421.217051] (M) 
[  421.219022]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  421.222708] 3*16kB 
[  421.224855]  ? queue_work_on+0x12c/0x1e0
[  421.229146] (UM) 
[  421.231123]  ? switchdev_port_obj_del+0xdc/0x450
[  421.235677] 3*32kB 
[  421.237913]  ? switchdev_trans_item_enqueue+0x260/0x260
[  421.241979] (UM) 
[  421.244052]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  421.248774] 2*64kB (UM) 
[  421.251038]  __br_mdb_notify+0x4ff/0x15d0
[  421.256471] 5*128kB 
[  421.258549]  ? __br_mdb_add+0x800/0x800
[  421.263528] (UM) 
[  421.266204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.270325] 3*256kB 
[  421.272645]  ? check_preemption_disabled+0x48/0x200
[  421.276586] (M) 4*512kB 
[  421.278659]  ? graph_lock+0x170/0x170
[  421.284159] (M) 
[  421.286485]  ? br_multicast_group_expired+0x96/0x610
[  421.291469] 3*1024kB 
[  421.294132]  ? lock_downgrade+0x900/0x900
[  421.297907] (UM) 
[  421.299882]  br_mdb_notify+0x310/0x410
[  421.304951] 3*2048kB (M) 
[  421.307365]  ? br_mdb_dump+0x2530/0x2530
[  421.311487] 3*4096kB 
[  421.313544]  ? kasan_check_write+0x14/0x20
[  421.317406] (M) 
[  421.320162]  ? do_raw_spin_lock+0xc1/0x200
[  421.324200] = 25252kB
[  421.326610]  br_multicast_group_expired+0x1bc/0x610
[  421.330815] Node 0 
[  421.332803]  ? br_mdb_free+0x80/0x80
[  421.337014] Normal: 
[  421.339426]  call_timer_fn+0x272/0x920
[  421.344406] 1016*4kB 
[  421.346652]  ? br_mdb_free+0x80/0x80
[  421.350342] (UME) 
[  421.352664]  ? process_timeout+0x40/0x40
[  421.356524] 348*8kB 
[  421.358928]  ? find_held_lock+0x36/0x1c0
[  421.362615] (UME) 
[  421.364766]  ? __run_timers+0x7da/0xc70
[  421.368799] 167*16kB 
[  421.371133]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.375183] (UME) 
[  421.377329]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.381281] 68*32kB 
[  421.383680]  ? br_mdb_free+0x80/0x80
[  421.388148] (UME) 
[  421.390291]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  421.394758] 21*64kB 
[  421.397079]  ? trace_hardirqs_on+0xbd/0x310
[  421.400772] (M) 
[  421.402919]  ? kasan_check_read+0x11/0x20
[  421.407476] 6*128kB 
[  421.409799]  ? __run_timers+0x7da/0xc70
[  421.414096] (UM) 
[  421.416071]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.420196] 1*256kB 
[  421.422515]  ? br_mdb_free+0x80/0x80
[  421.426466] (U) 
[  421.428521]  ? br_mdb_free+0x80/0x80
[  421.433945] 0*512kB 
[  421.436264]  __run_timers+0x7e5/0xc70
[  421.439951] 0*1024kB 
[  421.441931]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  421.445609] 0*2048kB 
[  421.447929]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.451708] 0*4096kB 
[  421.454116]  ? graph_lock+0x170/0x170
[  421.459454] = 14064kB
[  421.461859]  ? enqueue_hrtimer+0x1a5/0x560
[  421.466859] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.469256]  ? lock_release+0x970/0x970
[  421.473035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.475431]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.479642] 503 total pagecache pages
[  421.488472]  ? find_held_lock+0x36/0x1c0
[  421.492430] 0 pages in swap cache
[  421.500989]  ? graph_lock+0x170/0x170
[  421.506171] Swap cache stats: add 0, delete 0, find 0/0
[  421.509963]  ? pvclock_read_flags+0x160/0x160
[  421.513999] Free swap  = 0kB
[  421.517447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.521223] Total swap = 0kB
[  421.526595]  ? check_preemption_disabled+0x48/0x200
[  421.531058] 1965979 pages RAM
[  421.534076]  ? __lock_is_held+0xb5/0x140
[  421.539587] 0 pages HighMem/MovableOnly
[  421.539596] 343324 pages reserved
[  421.542616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.547606] 0 pages cma reserved
[  421.550702]  ? check_preemption_disabled+0x48/0x200
[  421.554819] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.558713]  run_timer_softirq+0x52/0xb0
[  421.562256] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.567677]  ? rcu_read_lock_sched_held+0x108/0x120
[  421.571021] syz-executor2 cpuset=
[  421.576034]  __do_softirq+0x30b/0xad8
[  421.582500] syz2
[  421.586581]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  421.597032]  mems_allowed=0
[  421.602042]  ? pvclock_read_flags+0x160/0x160
[  421.623697]  ? lapic_next_event+0x5a/0x90
[  421.627848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.633388]  ? check_preemption_disabled+0x48/0x200
[  421.638403]  ? check_preemption_disabled+0x48/0x200
[  421.643910]  ? kvm_clock_read+0x18/0x30
[  421.647904]  ? kvm_sched_clock_read+0x9/0x20
[  421.652316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.657854]  ? check_preemption_disabled+0x48/0x200
[  421.662888]  irq_exit+0x17f/0x1c0
[  421.666347]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.671190]  ? smp_reschedule_interrupt+0x109/0x650
[  421.676212]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.682098]  ? interrupt_entry+0xb5/0xf0
[  421.686161]  ? trace_hardirqs_off_caller+0xbb/0x300
[  421.691175]  ? trace_hardirqs_off_caller+0xbb/0x300
[  421.696197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.701044]  ? trace_hardirqs_off+0x300/0x300
[  421.705537]  ? trace_hardirqs_off+0x300/0x300
[  421.710042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.715605]  ? check_preemption_disabled+0x48/0x200
[  421.720631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.726180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.731035]  apic_timer_interrupt+0xf/0x20
[  421.735268]  </IRQ>
[  421.737513] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  421.742450] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  421.761347] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  421.769056] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  421.776324] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  421.783599] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  421.790869] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  421.798151] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  421.805473]  skb_clone+0x1bb/0x500
[  421.809017]  ? skb_split+0x11e0/0x11e0
[  421.812914]  ? preempt_notifier_register+0x200/0x200
[  421.818020]  ? __switch_to_asm+0x34/0x70
[  421.822083]  ? __switch_to_asm+0x34/0x70
[  421.826145]  ? __switch_to_asm+0x40/0x70
[  421.830221]  ? __switch_to_asm+0x34/0x70
[  421.834280]  ? __switch_to_asm+0x40/0x70
[  421.838342]  ? __switch_to_asm+0x40/0x70
[  421.842402]  ? __switch_to_asm+0x34/0x70
[  421.846461]  ? __switch_to_asm+0x34/0x70
[  421.850518]  ? __switch_to_asm+0x40/0x70
[  421.854589]  ? __switch_to_asm+0x34/0x70
[  421.858662]  bpf_clone_redirect+0xb9/0x490
[  421.862906]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  421.867926]  ? __sched_text_start+0x8/0x8
[  421.872074]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.876843]  ? find_held_lock+0x36/0x1c0
[  421.880932]  ? lock_acquire+0x1ed/0x520
[  421.884906]  ? bpf_test_run+0x32e/0x5a0
[  421.888881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.894416]  ? check_preemption_disabled+0x48/0x200
[  421.899435]  ? kasan_check_read+0x11/0x20
[  421.903599]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  421.908881]  ? rcu_bh_qs+0xc0/0xc0
[  421.912424]  ? preempt_schedule+0x4d/0x60
[  421.916590]  ? ___preempt_schedule+0x16/0x18
[  421.921010]  ? bpf_test_run+0x1c0/0x5a0
[  421.924991]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  421.929840]  ? netlink_diag_dump+0x2a0/0x2a0
[  421.934255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.939793]  ? bpf_test_init.isra.9+0x70/0x100
[  421.944382]  ? bpf_prog_test_run_skb+0x634/0xb40
[  421.949146]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  421.953988]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  421.959524]  ? fput+0x130/0x1a0
[  421.962807]  ? __bpf_prog_get+0x9b/0x290
[  421.966890]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  421.971737]  ? bpf_prog_test_run+0x130/0x1a0
[  421.976155]  ? __x64_sys_bpf+0x3d8/0x510
[  421.980223]  ? bpf_prog_get+0x20/0x20
[  421.984055]  ? do_syscall_64+0x1b9/0x820
[  421.988123]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  421.993500]  ? syscall_return_slowpath+0x5e0/0x5e0
[  421.998435]  ? trace_hardirqs_off+0x300/0x300
[  422.002935]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.007952]  ? recalc_sigpending_tsk+0x180/0x180
[  422.012713]  ? kasan_check_write+0x14/0x20
[  422.016954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.021808]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  422.027194] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  422.027388] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.034388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.034397] Call Trace:
[  422.044870] syz-executor4 cpuset=
[  422.054214]  <IRQ>
[  422.056784] syz4
[  422.060231]  dump_stack+0x1c4/0x2b4
[  422.062360]  mems_allowed=0
[  422.064326]  ? dump_stack_print_info.cold.2+0x52/0x52
[  422.076043]  warn_alloc.cold.118+0xb7/0x1bd
[  422.080370]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.085216]  ? lock_downgrade+0x900/0x900
[  422.089371]  ? trace_hardirqs_off+0xb8/0x300
[  422.093787]  ? trace_hardirqs_off+0xb8/0x300
[  422.098214]  __alloc_pages_slowpath+0x2667/0x2d80
[  422.103108]  ? warn_alloc+0x120/0x120
[  422.106927]  ? warn_alloc+0x120/0x120
[  422.110741]  ? print_usage_bug+0xc0/0xc0
[  422.114809]  ? warn_alloc+0x120/0x120
[  422.118621]  ? print_usage_bug+0xc0/0xc0
[  422.122689]  ? kasan_check_read+0x11/0x20
[  422.126841]  ? print_usage_bug+0xc0/0xc0
[  422.131188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.136732]  ? should_fail+0x22d/0xd01
[  422.140624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.145729]  ? __lock_acquire+0x7ec/0x4ec0
[  422.149968]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.155071]  ? should_fail+0x22d/0xd01
[  422.158962]  ? print_usage_bug+0xc0/0xc0
[  422.163035]  ? mark_held_locks+0x130/0x130
[  422.167278]  ? mark_held_locks+0x130/0x130
[  422.171510]  ? print_usage_bug+0xc0/0xc0
[  422.175584]  ? find_held_lock+0x36/0x1c0
[  422.179649]  ? graph_lock+0x170/0x170
[  422.183541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.189090]  ? check_preemption_disabled+0x48/0x200
[  422.194111]  ? check_preemption_disabled+0x48/0x200
[  422.199137]  ? __lock_is_held+0xb5/0x140
[  422.203209]  __alloc_pages_nodemask+0xa80/0xde0
[  422.207882]  ? graph_lock+0x170/0x170
[  422.211692]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  422.216706]  ? graph_lock+0x170/0x170
[  422.220522]  ? find_held_lock+0x36/0x1c0
[  422.224599]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.229273]  ? lock_downgrade+0x900/0x900
[  422.233428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.238969]  cache_grow_begin+0x91/0x8c0
[  422.243032]  ? do_raw_spin_unlock+0xa7/0x2f0
[  422.247449]  fallback_alloc+0x203/0x2e0
[  422.251431]  ____cache_alloc_node+0x1c7/0x1e0
[  422.255933]  kmem_cache_alloc_node+0xe3/0x730
[  422.260427]  ? mark_held_locks+0xc7/0x130
[  422.264594]  __alloc_skb+0x119/0x770
[  422.268315]  ? skb_scrub_packet+0x490/0x490
[  422.272642]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  422.277233]  ? queue_work_on+0x12c/0x1e0
[  422.281305]  ? switchdev_port_obj_del+0xdc/0x450
[  422.286064]  ? switchdev_trans_item_enqueue+0x260/0x260
[  422.291432]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  422.296534]  ? mod_timer+0x647/0x1440
[  422.300343]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  422.305366]  __br_mdb_notify+0x4ff/0x15d0
[  422.309526]  ? __br_mdb_add+0x800/0x800
[  422.313516]  ? graph_lock+0x170/0x170
[  422.317328]  ? br_multicast_group_expired+0x96/0x610
[  422.322443]  br_mdb_notify+0x310/0x410
[  422.326332]  ? br_mdb_dump+0x2530/0x2530
[  422.330398]  ? kasan_check_write+0x14/0x20
[  422.334632]  ? do_raw_spin_lock+0xc1/0x200
[  422.338874]  br_multicast_group_expired+0x1bc/0x610
[  422.343894]  ? br_mdb_free+0x80/0x80
[  422.347624]  call_timer_fn+0x272/0x920
[  422.351512]  ? br_mdb_free+0x80/0x80
[  422.355230]  ? process_timeout+0x40/0x40
[  422.359289]  ? find_held_lock+0x36/0x1c0
[  422.363360]  ? mark_held_locks+0xc7/0x130
[  422.367510]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.372003]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.376498]  ? br_mdb_free+0x80/0x80
[  422.380210]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  422.384794]  ? trace_hardirqs_on+0xbd/0x310
[  422.389118]  ? kasan_check_read+0x11/0x20
[  422.393268]  ? __run_timers+0x7da/0xc70
[  422.397246]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.402707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.406945]  ? br_mdb_free+0x80/0x80
[  422.410658]  __run_timers+0x7e5/0xc70
[  422.414473]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  422.419860]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  422.424878]  ? graph_lock+0x170/0x170
[  422.428702]  ? print_usage_bug+0xc0/0xc0
[  422.432761]  ? lock_release+0x970/0x970
[  422.436736]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  422.441943]  ? find_held_lock+0x36/0x1c0
[  422.446012]  ? graph_lock+0x170/0x170
[  422.449819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.455359]  ? check_preemption_disabled+0x48/0x200
[  422.460386]  ? __lock_is_held+0xb5/0x140
[  422.464450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.469987]  ? check_preemption_disabled+0x48/0x200
[  422.475012]  run_timer_softirq+0x52/0xb0
[  422.479074]  ? rcu_read_lock_sched_held+0x108/0x120
[  422.484104]  __do_softirq+0x30b/0xad8
[  422.487920]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  422.493028]  ? pvclock_read_flags+0x160/0x160
[  422.497527]  ? lapic_next_event+0x5a/0x90
[  422.501685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.507221]  ? check_preemption_disabled+0x48/0x200
[  422.512233]  ? check_preemption_disabled+0x48/0x200
[  422.517259]  ? kvm_clock_read+0x18/0x30
[  422.521236]  ? kvm_sched_clock_read+0x9/0x20
[  422.525648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.531185]  ? check_preemption_disabled+0x48/0x200
[  422.536219]  irq_exit+0x17f/0x1c0
[  422.539684]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.544530]  ? smp_reschedule_interrupt+0x109/0x650
[  422.549569]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.555459]  ? interrupt_entry+0xb5/0xf0
[  422.559522]  ? trace_hardirqs_off_caller+0xbb/0x300
[  422.564540]  ? trace_hardirqs_off_caller+0xbb/0x300
[  422.569574]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.574418]  ? trace_hardirqs_off+0x300/0x300
[  422.578911]  ? trace_hardirqs_off+0x300/0x300
[  422.583407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.588944]  ? check_preemption_disabled+0x48/0x200
[  422.593963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.599508]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.604366]  apic_timer_interrupt+0xf/0x20
[  422.608597]  </IRQ>
[  422.610840] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  422.616116] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  422.635017] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  422.642733] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  422.650022] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  422.657306] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  422.664587] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  422.671861] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  422.679158]  ? arch_local_irq_restore+0x45/0x52
[  422.683842]  dump_stack+0x26a/0x2b4
[  422.687472]  ? dump_stack_print_info.cold.2+0x52/0x52
[  422.692668]  ? mark_held_locks+0x130/0x130
[  422.696901]  ? mark_held_locks+0x130/0x130
[  422.701144]  dump_header+0x27b/0xf72
[  422.704884]  ? pagefault_out_of_memory+0x197/0x197
[  422.709834]  ? mark_held_locks+0x130/0x130
[  422.714080]  ? __lock_acquire+0x7ec/0x4ec0
[  422.718330]  ? print_usage_bug+0xc0/0xc0
[  422.722402]  ? graph_lock+0x170/0x170
[  422.726202]  ? graph_lock+0x170/0x170
[  422.730000]  ? print_usage_bug+0xc0/0xc0
[  422.734063]  ? print_usage_bug+0xc0/0xc0
[  422.738187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.743736]  ? find_held_lock+0x36/0x1c0
[  422.747806]  ? mark_held_locks+0xc7/0x130
[  422.751960]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.757064]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.762175]  ? lockdep_hardirqs_on+0x421/0x5c0
[  422.766761]  ? trace_hardirqs_on+0xbd/0x310
[  422.771080]  ? kasan_check_read+0x11/0x20
[  422.775782]  ? ___ratelimit+0x36f/0x655
[  422.779760]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.785213]  ? trace_hardirqs_on+0x310/0x310
[  422.789625]  ? lock_downgrade+0x900/0x900
[  422.793791]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  422.798907]  ? ___ratelimit+0xaa/0x655
[  422.802811]  ? idr_get_free+0xec0/0xec0
[  422.806799]  ? kasan_check_write+0x14/0x20
[  422.811055]  ? do_raw_spin_lock+0xc1/0x200
[  422.815322]  oom_kill_process.cold.27+0x10/0x903
[  422.820096]  ? graph_lock+0x170/0x170
[  422.823901]  ? _raw_spin_unlock+0x2c/0x50
[  422.828058]  ? oom_badness+0xe6/0xaa0
[  422.831873]  ? oom_evaluate_task+0x540/0x540
[  422.836289]  ? find_held_lock+0x36/0x1c0
[  422.840360]  ? out_of_memory+0x974/0x14c0
[  422.844514]  ? lock_downgrade+0x900/0x900
[  422.848662]  ? check_preemption_disabled+0x48/0x200
[  422.853685]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  422.859480]  ? kasan_check_read+0x11/0x20
[  422.863646]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.868924]  ? rcu_bh_qs+0xc0/0xc0
[  422.872469]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  422.877489]  ? oom_evaluate_task+0x302/0x540
[  422.881902]  out_of_memory+0xa86/0x14c0
[  422.885891]  ? oom_killer_disable+0x3a0/0x3a0
[  422.890388]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  422.895321]  ? __mutex_add_waiter+0x2a0/0x2a0
[  422.899834]  __alloc_pages_slowpath+0x2318/0x2d80
[  422.904714]  ? warn_alloc+0x120/0x120
[  422.908518]  ? lock_downgrade+0x900/0x900
[  422.912670]  ? print_usage_bug+0xc0/0xc0
[  422.916732]  ? warn_alloc+0x120/0x120
[  422.920536]  ? print_usage_bug+0xc0/0xc0
[  422.924610]  ? debug_check_no_obj_freed+0x305/0x58d
[  422.929632]  ? print_usage_bug+0xc0/0xc0
[  422.933695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.939237]  ? should_fail+0x22d/0xd01
[  422.943135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.948240]  ? __lock_acquire+0x7ec/0x4ec0
[  422.952503]  ? __lock_is_held+0xb5/0x140
[  422.956581]  ? graph_lock+0x170/0x170
[  422.960386]  ? ___might_sleep+0x1ed/0x300
[  422.964531]  ? lock_release+0x970/0x970
[  422.968514]  ? arch_local_save_flags+0x40/0x40
[  422.973113]  ? __might_sleep+0x95/0x190
[  422.977099]  __alloc_pages_nodemask+0xa80/0xde0
[  422.981768]  ? graph_lock+0x170/0x170
[  422.985600]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  422.990630]  ? graph_lock+0x170/0x170
[  422.994444]  ? mark_held_locks+0xc7/0x130
[  422.998598]  ? find_held_lock+0x36/0x1c0
[  423.002669]  ? cache_grow_begin+0x5a4/0x8c0
[  423.006995]  ? lockdep_hardirqs_on+0x421/0x5c0
[  423.011588]  ? trace_hardirqs_on+0xbd/0x310
[  423.015912]  ? fallback_alloc+0x203/0x2e0
[  423.020061]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.025521]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  423.031063]  cache_grow_begin+0x91/0x8c0
[  423.035129]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.039546]  fallback_alloc+0x203/0x2e0
[  423.043536]  ____cache_alloc_node+0x1c7/0x1e0
[  423.048047]  kmem_cache_alloc_node_trace+0xe7/0x740
[  423.053077]  __kmalloc_node_track_caller+0x33/0x70
[  423.058019]  __kmalloc_reserve.isra.39+0x41/0xe0
[  423.062780]  __alloc_skb+0x155/0x770
[  423.066500]  ? skb_scrub_packet+0x490/0x490
[  423.070828]  ? if_nlmsg_size+0x5d1/0xbb0
[  423.074894]  ? nla_put_ifalias+0x170/0x170
[  423.079143]  ? softnet_seq_show+0x470/0x470
[  423.083464]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  423.088484]  ? netif_tx_stop_all_queues+0xd9/0x110
[  423.093421]  rtmsg_ifinfo_build_skb+0x74/0x190
[  423.098010]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  423.102860]  rtmsg_ifinfo+0x8c/0xa0
[  423.106496]  dev_close_many+0x3be/0x860
[  423.110486]  ? unlist_netdevice+0x670/0x670
[  423.114814]  ? find_held_lock+0x36/0x1c0
[  423.118890]  ? __queue_work+0x6be/0x1440
[  423.122953]  ? lock_downgrade+0x900/0x900
[  423.127112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.132652]  ? rtnl_is_locked+0xb5/0xf0
[  423.136628]  ? rtnl_trylock+0x20/0x20
[  423.140432]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.144864]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  423.149454]  rollback_registered_many+0x56e/0x1240
[  423.154395]  ? generic_xdp_install+0x4c0/0x4c0
[  423.158983]  ? max_active_store+0x170/0x170
[  423.163310]  ? graph_lock+0x170/0x170
[  423.167114]  ? print_usage_bug+0xc0/0xc0
[  423.171179]  ? print_usage_bug+0xc0/0xc0
[  423.175242]  ? kfree_skbmem+0x154/0x230
[  423.179216]  ? graph_lock+0x170/0x170
[  423.183020]  ? print_usage_bug+0xc0/0xc0
[  423.187089]  ? find_held_lock+0x36/0x1c0
[  423.191164]  ? mark_held_locks+0xc7/0x130
[  423.195319]  rollback_registered+0x1e9/0x420
[  423.199757]  ? lockdep_hardirqs_on+0x351/0x5c0
[  423.204340]  ? rollback_registered_many+0x1240/0x1240
[  423.209528]  ? trace_hardirqs_on+0xbd/0x310
[  423.213858]  ? linkwatch_schedule_work+0x150/0x170
[  423.218792]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.224252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.229793]  ? rtnl_is_locked+0xb5/0xf0
[  423.233775]  ? rtnl_trylock+0x20/0x20
[  423.237586]  ? queue_delayed_work_on+0x130/0x1f0
[  423.242355]  unregister_netdevice_queue+0x321/0x5e0
[  423.247391]  ? rollback_registered+0x420/0x420
[  423.251990]  ? linkwatch_schedule_work+0x170/0x170
[  423.256925]  ? tun_show_owner+0x170/0x170
[  423.261077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.266629]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  423.271995]  ? __tun_detach+0x6ba/0x15c0
[  423.276066]  __tun_detach+0x11b8/0x15c0
[  423.280053]  ? __call_rcu.constprop.69+0x429/0xbc0
[  423.284995]  ? tun_attach+0x1770/0x1770
[  423.288974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.294526]  ? check_preemption_disabled+0x48/0x200
[  423.299582]  ? graph_lock+0x170/0x170
[  423.303398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.308940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.314483]  ? locks_remove_file+0x3c6/0x5c0
[  423.318893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.324433]  ? ima_file_free+0x132/0x650
[  423.328507]  ? __lock_is_held+0xb5/0x140
[  423.332581]  ? __tun_detach+0x15c0/0x15c0
[  423.336736]  ? __tun_detach+0x15c0/0x15c0
[  423.340882]  tun_chr_close+0xe3/0x180
[  423.344688]  __fput+0x385/0xa30
[  423.347973]  ? get_max_files+0x20/0x20
[  423.351865]  ? ___might_sleep+0x1ed/0x300
[  423.356018]  ? arch_local_save_flags+0x40/0x40
[  423.360608]  ____fput+0x15/0x20
[  423.363893]  task_work_run+0x1e8/0x2a0
[  423.367788]  ? task_work_cancel+0x240/0x240
[  423.372120]  ? switch_task_namespaces+0xb8/0xd0
[  423.376801]  do_exit+0x1ad7/0x2610
[  423.380367]  ? mm_update_next_owner+0x990/0x990
[  423.385042]  ? print_usage_bug+0xc0/0xc0
[  423.389121]  ? __lock_acquire+0x7ec/0x4ec0
[  423.393372]  ? find_held_lock+0x36/0x1c0
[  423.397453]  ? __lock_acquire+0x7ec/0x4ec0
[  423.401698]  ? mark_held_locks+0x130/0x130
[  423.405948]  ? lock_acquire+0x1ed/0x520
[  423.409936]  ? mark_held_locks+0x130/0x130
[  423.414176]  ? arch_local_save_flags+0x40/0x40
[  423.418763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.424322]  ? __mutex_lock+0x872/0x1710
[  423.428389]  ? __switch_to_asm+0x40/0x70
[  423.432451]  ? __switch_to_asm+0x34/0x70
[  423.436516]  ? pipe_wait+0x266/0x2c0
[  423.440239]  ? mutex_trylock+0x2b0/0x2b0
[  423.444313]  ? graph_lock+0x170/0x170
[  423.448115]  ? find_held_lock+0x36/0x1c0
[  423.452183]  ? memset+0x31/0x40
[  423.455474]  ? find_held_lock+0x36/0x1c0
[  423.459549]  ? get_signal+0x95b/0x1980
[  423.463449]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.467942]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.472444]  do_group_exit+0x177/0x440
[  423.476336]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.481792]  ? __ia32_sys_exit+0x50/0x50
[  423.485866]  get_signal+0x8b0/0x1980
[  423.489599]  ? ptrace_notify+0x130/0x130
[  423.493665]  ? finish_wait+0x430/0x430
[  423.497553]  ? graph_lock+0x170/0x170
[  423.501374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.506917]  ? pipe_read+0x702/0x940
[  423.510631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.516179]  do_signal+0x9c/0x21e0
[  423.519724]  ? __vfs_read+0x11f/0x9b0
[  423.523541]  ? vfs_copy_file_range+0xb90/0xb90
[  423.528134]  ? setup_sigcontext+0x7d0/0x7d0
[  423.532477]  ? exit_to_usermode_loop+0x8c/0x380
[  423.537164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.542710]  exit_to_usermode_loop+0x2e5/0x380
[  423.547299]  ? syscall_slow_exit_work+0x520/0x520
[  423.552143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.557710]  do_syscall_64+0x6be/0x820
[  423.561600]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  423.566970]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.571899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.576743]  ? trace_hardirqs_off+0x300/0x300
[  423.581243]  ? prepare_exit_to_usermode+0x291/0x3b0
[  423.586266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.591119]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  423.596310] RIP: 0033:0x410e10
[  423.599510] Code: Bad RIP value.
[  423.602869] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  423.610589] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  423.617856] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  423.625125] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  423.632392] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  423.639657] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  423.647342] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  423.647364] warn_alloc_show_mem: 1 callbacks suppressed
[  423.647370] Mem-Info:
[  423.654627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.659997] active_anon:46161 inactive_anon:461 isolated_anon:0
[  423.659997]  active_file:19 inactive_file:16 isolated_file:0
[  423.659997]  unevictable:0 dirty:0 writeback:0 unstable:0
[  423.659997]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  423.659997]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  423.659997]  free:13785 free_pcp:397 free_cma:0
[  423.662371] Call Trace:
[  423.671755] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  423.704534]  <IRQ>
[  423.707107] Node 0 
[  423.734707]  dump_stack+0x1c4/0x2b4
[  423.736862] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.739073]  ? dump_stack_print_info.cold.2+0x52/0x52
[  423.742672] lowmem_reserve[]: 0
[  423.768193]  warn_alloc.cold.118+0xb7/0x1bd
[  423.773349]  2815
[  423.776624]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.780924]  6318
[  423.782983]  ? lock_downgrade+0x900/0x900
[  423.787800]  6318
[  423.789864]  ? trace_hardirqs_off+0xb8/0x300
[  423.796046]  ? trace_hardirqs_off+0xb8/0x300
[  423.800425] Node 0 DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.804866]  __alloc_pages_slowpath+0x2667/0x2d80
[  423.804910]  ? warn_alloc+0x120/0x120
[  423.832204] lowmem_reserve[]:
[  423.837081]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.840845]  0
[  423.843944]  ? warn_alloc+0x120/0x120
[  423.848935]  0
[  423.850737]  ? print_usage_bug+0xc0/0xc0
[  423.854511]  3503
[  423.856311]  ? warn_alloc+0x120/0x120
[  423.860358]  3503
[  423.862425]  ? print_usage_bug+0xc0/0xc0
[  423.866201] Node 0 
[  423.868259]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.872321] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  423.874534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.879690] lowmem_reserve[]:
[  423.908248]  ? should_fail+0x22d/0xd01
[  423.913772]  0
[  423.916887]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.920739]  0
[  423.922544]  ? __lock_acquire+0x7ec/0x4ec0
[  423.927620]  0
[  423.929423]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.933631]  0
[  423.935428]  ? should_fail+0x22d/0xd01
[  423.942308]  ? mark_held_locks+0x130/0x130
[  423.946160] Node 0 DMA: 
[  423.950391]  ? mark_held_locks+0x130/0x130
[  423.950406]  ? print_usage_bug+0xc0/0xc0
[  423.953106] 1*4kB 
[  423.957305]  ? find_held_lock+0x36/0x1c0
[  423.961339] (U) 
[  423.963482]  ? graph_lock+0x170/0x170
[  423.967519] 0*8kB 
[  423.969493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.973269] 0*16kB 
[  423.975415]  ? check_preemption_disabled+0x48/0x200
[  423.980929] 1*32kB 
[  423.983161]  ? check_preemption_disabled+0x48/0x200
[  423.988151] (U) 
[  423.990389]  ? __lock_is_held+0xb5/0x140
[  423.995374] 2*64kB (U) 
[  423.997375]  __alloc_pages_nodemask+0xa80/0xde0
[  424.001407] 1*128kB 
[  424.003990]  ? graph_lock+0x170/0x170
[  424.008632] (U) 
[  424.010959]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  424.014730] 1*256kB 
[  424.016700]  ? graph_lock+0x170/0x170
[  424.021688] (U) 
[  424.024015]  ? find_held_lock+0x36/0x1c0
[  424.027782] 0*512kB 
[  424.029760]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.033790] 1*1024kB 
[  424.036107]  ? lock_downgrade+0x900/0x900
[  424.040750] (U) 
[  424.043162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.047281] 1*2048kB 
[  424.049251]  cache_grow_begin+0x91/0x8c0
[  424.054757] (M) 
[  424.057165]  ? do_raw_spin_unlock+0xa7/0x2f0
[  424.061196] 3*4096kB (M) 
[  424.063182]  fallback_alloc+0x203/0x2e0
[  424.067559] = 15908kB
[  424.070327]  ____cache_alloc_node+0x1c7/0x1e0
[  424.074289] Node 0 
[  424.076717]  kmem_cache_alloc_node+0xe3/0x730
[  424.081185] DMA32: 
[  424.083417]  ? mark_held_locks+0xc7/0x130
[  424.087889] 3*4kB 
[  424.090125]  __alloc_skb+0x119/0x770
[  424.094240] (M) 
[  424.096412]  ? skb_scrub_packet+0x490/0x490
[  424.100106] 1*8kB 
[  424.102079]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  424.106374] (M) 
[  424.108520]  ? queue_work_on+0x12c/0x1e0
[  424.113076] 3*16kB 
[  424.115049]  ? switchdev_port_obj_del+0xdc/0x450
[  424.119080] (UM) 
[  424.121314]  ? switchdev_trans_item_enqueue+0x260/0x260
[  424.126044] 3*32kB 
[  424.128106]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  424.133441] (UM) 
[  424.135674]  __br_mdb_notify+0x4ff/0x15d0
[  424.140673] 2*64kB 
[  424.142738]  ? __br_mdb_add+0x800/0x800
[  424.146852] (UM) 
[  424.149084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.153037] 5*128kB 
[  424.155096]  ? check_preemption_disabled+0x48/0x200
[  424.160613] (UM) 
[  424.162938]  ? graph_lock+0x170/0x170
[  424.167925] 3*256kB 
[  424.169985]  ? br_multicast_group_expired+0x96/0x610
[  424.173756] (M) 
[  424.176080]  ? lock_downgrade+0x900/0x900
[  424.181160] 4*512kB 
[  424.183132]  br_mdb_notify+0x310/0x410
[  424.187252] (M) 
[  424.189577]  ? br_mdb_dump+0x2530/0x2530
[  424.193445] 3*1024kB 
[  424.195414]  ? kasan_check_write+0x14/0x20
[  424.199446] (UM) 3*2048kB 
[  424.201871]  ? do_raw_spin_lock+0xc1/0x200
[  424.206078] (M) 
[  424.208921]  br_multicast_group_expired+0x1bc/0x610
[  424.213126] 3*4096kB 
[  424.215101]  ? br_mdb_free+0x80/0x80
[  424.220099] (M) 
[  424.222514]  call_timer_fn+0x272/0x920
[  424.226196] = 25252kB
[  424.228162]  ? br_mdb_free+0x80/0x80
[  424.232025] Node 0 
[  424.234428]  ? process_timeout+0x40/0x40
[  424.238117] Normal: 
[  424.240348]  ? find_held_lock+0x36/0x1c0
[  424.244385] 1016*4kB 
[  424.246707]  ? __run_timers+0x7da/0xc70
[  424.250738] (UME) 
[  424.253146]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.257094] 348*8kB 
[  424.259240]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.263709] (UME) 
[  424.266024]  ? br_mdb_free+0x80/0x80
[  424.270498] 167*16kB 
[  424.272640]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  424.276327] (UME) 
[  424.278732]  ? trace_hardirqs_on+0xbd/0x310
[  424.283290] 68*32kB 
[  424.285434]  ? kasan_check_read+0x11/0x20
[  424.289733] (UME) 
[  424.292058]  ? __run_timers+0x7da/0xc70
[  424.296176] 21*64kB 
[  424.298324]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.302263] (M) 6*128kB 
[  424.304605]  ? br_mdb_free+0x80/0x80
[  424.310021] (UM) 
[  424.312688]  ? br_mdb_free+0x80/0x80
[  424.316376] 1*256kB 
[  424.318437]  __run_timers+0x7e5/0xc70
[  424.322124] (U) 
[  424.324454]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  424.328223] 0*512kB 
[  424.330200]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.335535] 0*1024kB 
[  424.337874]  ? graph_lock+0x170/0x170
[  424.342884] 0*2048kB 
[  424.345290]  ? enqueue_hrtimer+0x1a5/0x560
[  424.349064] 0*4096kB 
[  424.351470]  ? lock_release+0x970/0x970
[  424.355678] = 14064kB
[  424.358082]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  424.362040] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  424.364440]  ? find_held_lock+0x36/0x1c0
[  424.369606] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  424.378429]  ? graph_lock+0x170/0x170
[  424.382463] 503 total pagecache pages
[  424.391030]  ? pvclock_read_flags+0x160/0x160
[  424.394818] 0 pages in swap cache
[  424.398610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.403081] Swap cache stats: add 0, delete 0, find 0/0
[  424.406528]  ? check_preemption_disabled+0x48/0x200
[  424.412038] Free swap  = 0kB
[  424.417401]  ? __lock_is_held+0xb5/0x140
[  424.422381] Total swap = 0kB
[  424.422390] 1965979 pages RAM
[  424.425405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.429444] 0 pages HighMem/MovableOnly
[  424.432462]  ? check_preemption_disabled+0x48/0x200
[  424.435540] 343324 pages reserved
[  424.441079]  run_timer_softirq+0x52/0xb0
[  424.445028] 0 pages cma reserved
[  424.450039]  ? rcu_read_lock_sched_held+0x108/0x120
[  424.453688] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.457521]  __do_softirq+0x30b/0xad8
[  424.460863] syz-executor2 cpuset=
[  424.465881]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  424.476334] syz2
[  424.480129]  ? pvclock_read_flags+0x160/0x160
[  424.483556]  mems_allowed=0
[  424.488662]  ? lapic_next_event+0x5a/0x90
[  424.502162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.507699]  ? check_preemption_disabled+0x48/0x200
[  424.512713]  ? check_preemption_disabled+0x48/0x200
[  424.517739]  ? kvm_clock_read+0x18/0x30
[  424.521719]  ? kvm_sched_clock_read+0x9/0x20
[  424.526129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.531676]  ? check_preemption_disabled+0x48/0x200
[  424.536705]  irq_exit+0x17f/0x1c0
[  424.540162]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.545007]  ? smp_reschedule_interrupt+0x109/0x650
[  424.550028]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.555913]  ? interrupt_entry+0xb5/0xf0
[  424.559984]  ? trace_hardirqs_off_caller+0xbb/0x300
[  424.565001]  ? trace_hardirqs_off_caller+0xbb/0x300
[  424.570019]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.574867]  ? trace_hardirqs_off+0x300/0x300
[  424.579361]  ? trace_hardirqs_off+0x300/0x300
[  424.583857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.589394]  ? check_preemption_disabled+0x48/0x200
[  424.594414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.599959]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.604815]  apic_timer_interrupt+0xf/0x20
[  424.609048]  </IRQ>
[  424.611288] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  424.616218] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  424.635303] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  424.643032] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  424.650319] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  424.657603] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  424.664873] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  424.672143] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  424.679484]  skb_clone+0x1bb/0x500
[  424.683030]  ? skb_split+0x11e0/0x11e0
[  424.686940]  ? preempt_notifier_register+0x200/0x200
[  424.692058]  ? __switch_to_asm+0x34/0x70
[  424.696125]  ? __switch_to_asm+0x34/0x70
[  424.700184]  ? __switch_to_asm+0x40/0x70
[  424.704249]  ? __switch_to_asm+0x34/0x70
[  424.708311]  ? __switch_to_asm+0x40/0x70
[  424.712374]  ? __switch_to_asm+0x40/0x70
[  424.716436]  ? __switch_to_asm+0x34/0x70
[  424.720495]  ? __switch_to_asm+0x34/0x70
[  424.724554]  ? __switch_to_asm+0x40/0x70
[  424.728630]  ? __switch_to_asm+0x34/0x70
[  424.732702]  bpf_clone_redirect+0xb9/0x490
[  424.736967]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  424.741996]  ? __sched_text_start+0x8/0x8
[  424.746152]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.750931]  ? find_held_lock+0x36/0x1c0
[  424.755010]  ? lock_acquire+0x1ed/0x520
[  424.758997]  ? bpf_test_run+0x32e/0x5a0
[  424.762987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.768532]  ? check_preemption_disabled+0x48/0x200
[  424.773560]  ? kasan_check_read+0x11/0x20
[  424.777904]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.783184]  ? rcu_bh_qs+0xc0/0xc0
[  424.786728]  ? preempt_schedule+0x4d/0x60
[  424.790881]  ? ___preempt_schedule+0x16/0x18
[  424.795298]  ? bpf_test_run+0x1c0/0x5a0
[  424.799276]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  424.804126]  ? netlink_diag_dump+0x2a0/0x2a0
[  424.808536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.814081]  ? bpf_test_init.isra.9+0x70/0x100
[  424.818668]  ? bpf_prog_test_run_skb+0x634/0xb40
[  424.823431]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  424.828277]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.833814]  ? fput+0x130/0x1a0
[  424.837095]  ? __bpf_prog_get+0x9b/0x290
[  424.841161]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  424.846000]  ? bpf_prog_test_run+0x130/0x1a0
[  424.850414]  ? __x64_sys_bpf+0x3d8/0x510
[  424.854475]  ? bpf_prog_get+0x20/0x20
[  424.858300]  ? do_syscall_64+0x1b9/0x820
[  424.862361]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  424.867726]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.872658]  ? trace_hardirqs_off+0x300/0x300
[  424.877158]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.882175]  ? recalc_sigpending_tsk+0x180/0x180
[  424.886933]  ? kasan_check_write+0x14/0x20
[  424.891178]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.896044]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  424.901433] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  424.901630] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.908630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.919100] syz-executor4 cpuset=
[  424.928434] Call Trace:
[  424.928444] syz4
[  424.931884]  <IRQ>
[  424.934458]  mems_allowed=0
[  424.936424]  dump_stack+0x1c4/0x2b4
[  424.945099]  ? dump_stack_print_info.cold.2+0x52/0x52
[  424.950309]  warn_alloc.cold.118+0xb7/0x1bd
[  424.954636]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.959482]  ? lock_downgrade+0x900/0x900
[  424.963644]  ? trace_hardirqs_off+0xb8/0x300
[  424.968059]  ? trace_hardirqs_off+0xb8/0x300
[  424.972484]  __alloc_pages_slowpath+0x2667/0x2d80
[  424.977361]  ? warn_alloc+0x120/0x120
[  424.981168]  ? warn_alloc+0x120/0x120
[  424.984972]  ? check_preemption_disabled+0x48/0x200
[  424.989998]  ? print_usage_bug+0xc0/0xc0
[  424.994065]  ? warn_alloc+0x120/0x120
[  424.997872]  ? print_usage_bug+0xc0/0xc0
[  425.001939]  ? mark_held_locks+0x130/0x130
[  425.006176]  ? __lock_is_held+0xb5/0x140
[  425.010242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.015784]  ? should_fail+0x22d/0xd01
[  425.019679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.024784]  ? __lock_acquire+0x7ec/0x4ec0
[  425.029022]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.034125]  ? should_fail+0x22d/0xd01
[  425.038027]  ? mark_held_locks+0x130/0x130
[  425.042273]  ? mark_held_locks+0x130/0x130
[  425.046514]  ? print_usage_bug+0xc0/0xc0
[  425.050591]  ? find_held_lock+0x36/0x1c0
[  425.054655]  ? graph_lock+0x170/0x170
[  425.058467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.064004]  ? check_preemption_disabled+0x48/0x200
[  425.069019]  ? check_preemption_disabled+0x48/0x200
[  425.074049]  ? __lock_is_held+0xb5/0x140
[  425.078121]  __alloc_pages_nodemask+0xa80/0xde0
[  425.082790]  ? graph_lock+0x170/0x170
[  425.086602]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  425.091619]  ? graph_lock+0x170/0x170
[  425.095432]  ? find_held_lock+0x36/0x1c0
[  425.099525]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.104197]  ? lock_downgrade+0x900/0x900
[  425.108358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.113902]  cache_grow_begin+0x91/0x8c0
[  425.117966]  ? do_raw_spin_unlock+0xa7/0x2f0
[  425.122383]  fallback_alloc+0x203/0x2e0
[  425.126372]  ____cache_alloc_node+0x1c7/0x1e0
[  425.130876]  kmem_cache_alloc_node+0xe3/0x730
[  425.135374]  ? mark_held_locks+0xc7/0x130
[  425.139534]  __alloc_skb+0x119/0x770
[  425.143266]  ? skb_scrub_packet+0x490/0x490
[  425.147602]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  425.152198]  ? queue_work_on+0x12c/0x1e0
[  425.156277]  ? switchdev_port_obj_del+0xdc/0x450
[  425.161047]  ? switchdev_trans_item_enqueue+0x260/0x260
[  425.166427]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  425.171464]  __br_mdb_notify+0x4ff/0x15d0
[  425.175639]  ? __br_mdb_add+0x800/0x800
[  425.179621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.185163]  ? check_preemption_disabled+0x48/0x200
[  425.190193]  ? graph_lock+0x170/0x170
[  425.194003]  ? br_multicast_group_expired+0x96/0x610
[  425.199113]  ? lock_downgrade+0x900/0x900
[  425.203274]  br_mdb_notify+0x310/0x410
[  425.207166]  ? br_mdb_dump+0x2530/0x2530
[  425.211234]  ? kasan_check_write+0x14/0x20
[  425.215473]  ? do_raw_spin_lock+0xc1/0x200
[  425.219719]  br_multicast_group_expired+0x1bc/0x610
[  425.224738]  ? br_mdb_free+0x80/0x80
[  425.228465]  call_timer_fn+0x272/0x920
[  425.232353]  ? br_mdb_free+0x80/0x80
[  425.236075]  ? process_timeout+0x40/0x40
[  425.240142]  ? find_held_lock+0x36/0x1c0
[  425.244214]  ? mark_held_locks+0xc7/0x130
[  425.248366]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.252862]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.257353]  ? br_mdb_free+0x80/0x80
[  425.261071]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  425.265662]  ? trace_hardirqs_on+0xbd/0x310
[  425.269980]  ? kasan_check_read+0x11/0x20
[  425.274131]  ? __run_timers+0x7da/0xc70
[  425.278113]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.283591]  ? br_mdb_free+0x80/0x80
[  425.287314]  ? br_mdb_free+0x80/0x80
[  425.291028]  __run_timers+0x7e5/0xc70
[  425.294848]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  425.300215]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.305236]  ? graph_lock+0x170/0x170
[  425.309043]  ? print_usage_bug+0xc0/0xc0
[  425.313109]  ? lock_release+0x970/0x970
[  425.317095]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  425.322311]  ? find_held_lock+0x36/0x1c0
[  425.326378]  ? graph_lock+0x170/0x170
[  425.330186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.335721]  ? check_preemption_disabled+0x48/0x200
[  425.340751]  ? __lock_is_held+0xb5/0x140
[  425.344817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.350356]  ? check_preemption_disabled+0x48/0x200
[  425.355384]  run_timer_softirq+0x52/0xb0
[  425.359451]  ? rcu_read_lock_sched_held+0x108/0x120
[  425.364472]  __do_softirq+0x30b/0xad8
[  425.368288]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  425.373395]  ? pvclock_read_flags+0x160/0x160
[  425.377893]  ? lapic_next_event+0x5a/0x90
[  425.382049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.387596]  ? check_preemption_disabled+0x48/0x200
[  425.392614]  ? check_preemption_disabled+0x48/0x200
[  425.397641]  ? kvm_clock_read+0x18/0x30
[  425.401616]  ? kvm_sched_clock_read+0x9/0x20
[  425.406030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.411576]  ? check_preemption_disabled+0x48/0x200
[  425.416621]  irq_exit+0x17f/0x1c0
[  425.420077]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.424929]  ? smp_reschedule_interrupt+0x109/0x650
[  425.429948]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.435922]  ? interrupt_entry+0xb5/0xf0
[  425.439988]  ? trace_hardirqs_off_caller+0xbb/0x300
[  425.445002]  ? trace_hardirqs_off_caller+0xbb/0x300
[  425.450020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.454866]  ? trace_hardirqs_off+0x300/0x300
[  425.459360]  ? trace_hardirqs_off+0x300/0x300
[  425.463859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.469398]  ? check_preemption_disabled+0x48/0x200
[  425.474438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.479984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.484836]  apic_timer_interrupt+0xf/0x20
[  425.489062]  </IRQ>
[  425.491307] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  425.496592] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  425.515493] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  425.523205] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  425.530485] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  425.537758] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  425.545025] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  425.552297] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  425.559601]  ? arch_local_irq_restore+0x45/0x52
[  425.564287]  dump_stack+0x26a/0x2b4
[  425.567919]  ? dump_stack_print_info.cold.2+0x52/0x52
[  425.573117]  ? mark_held_locks+0x130/0x130
[  425.577351]  ? mark_held_locks+0x130/0x130
[  425.581601]  dump_header+0x27b/0xf72
[  425.585334]  ? pagefault_out_of_memory+0x197/0x197
[  425.590272]  ? mark_held_locks+0x130/0x130
[  425.594513]  ? __lock_acquire+0x7ec/0x4ec0
[  425.598850]  ? print_usage_bug+0xc0/0xc0
[  425.602930]  ? graph_lock+0x170/0x170
[  425.606738]  ? graph_lock+0x170/0x170
[  425.610543]  ? print_usage_bug+0xc0/0xc0
[  425.614609]  ? print_usage_bug+0xc0/0xc0
[  425.618681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.624229]  ? find_held_lock+0x36/0x1c0
[  425.628301]  ? mark_held_locks+0xc7/0x130
[  425.632453]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.637557]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.642691]  ? lockdep_hardirqs_on+0x421/0x5c0
[  425.647536]  ? trace_hardirqs_on+0xbd/0x310
[  425.651862]  ? kasan_check_read+0x11/0x20
[  425.656030]  ? ___ratelimit+0x36f/0x655
[  425.660006]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.665456]  ? trace_hardirqs_on+0x310/0x310
[  425.669864]  ? lock_downgrade+0x900/0x900
[  425.674022]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.679132]  ? ___ratelimit+0xaa/0x655
[  425.683023]  ? idr_get_free+0xec0/0xec0
[  425.686995]  ? kasan_check_write+0x14/0x20
[  425.691233]  ? do_raw_spin_lock+0xc1/0x200
[  425.695476]  oom_kill_process.cold.27+0x10/0x903
[  425.700234]  ? graph_lock+0x170/0x170
[  425.704035]  ? _raw_spin_unlock+0x2c/0x50
[  425.708186]  ? oom_badness+0xe6/0xaa0
[  425.711993]  ? oom_evaluate_task+0x540/0x540
[  425.716410]  ? find_held_lock+0x36/0x1c0
[  425.720487]  ? out_of_memory+0x974/0x14c0
[  425.724644]  ? lock_downgrade+0x900/0x900
[  425.728804]  ? check_preemption_disabled+0x48/0x200
[  425.733840]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.739647]  ? kasan_check_read+0x11/0x20
[  425.743810]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.749101]  ? rcu_bh_qs+0xc0/0xc0
[  425.752649]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.757666]  ? oom_evaluate_task+0x302/0x540
[  425.762082]  out_of_memory+0xa86/0x14c0
[  425.766076]  ? oom_killer_disable+0x3a0/0x3a0
[  425.770586]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  425.775522]  ? __mutex_add_waiter+0x2a0/0x2a0
[  425.780033]  __alloc_pages_slowpath+0x2318/0x2d80
[  425.784911]  ? warn_alloc+0x120/0x120
[  425.788721]  ? lock_downgrade+0x900/0x900
[  425.792880]  ? print_usage_bug+0xc0/0xc0
[  425.796946]  ? warn_alloc+0x120/0x120
[  425.800748]  ? print_usage_bug+0xc0/0xc0
[  425.804816]  ? debug_check_no_obj_freed+0x305/0x58d
[  425.809833]  ? print_usage_bug+0xc0/0xc0
[  425.813896]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.819453]  ? should_fail+0x22d/0xd01
[  425.823349]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.828454]  ? __lock_acquire+0x7ec/0x4ec0
[  425.832718]  ? __lock_is_held+0xb5/0x140
[  425.836789]  ? graph_lock+0x170/0x170
[  425.840600]  ? ___might_sleep+0x1ed/0x300
[  425.844753]  ? lock_release+0x970/0x970
[  425.848733]  ? arch_local_save_flags+0x40/0x40
[  425.853327]  ? __might_sleep+0x95/0x190
[  425.857307]  __alloc_pages_nodemask+0xa80/0xde0
[  425.861978]  ? graph_lock+0x170/0x170
[  425.865784]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  425.870796]  ? graph_lock+0x170/0x170
[  425.874613]  ? mark_held_locks+0xc7/0x130
[  425.878759]  ? find_held_lock+0x36/0x1c0
[  425.882826]  ? cache_grow_begin+0x5a4/0x8c0
[  425.887149]  ? lockdep_hardirqs_on+0x421/0x5c0
[  425.891755]  ? trace_hardirqs_on+0xbd/0x310
[  425.896077]  ? fallback_alloc+0x203/0x2e0
[  425.900232]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.905686]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  425.911229]  cache_grow_begin+0x91/0x8c0
[  425.915290]  ? do_raw_spin_unlock+0xa7/0x2f0
[  425.919705]  fallback_alloc+0x203/0x2e0
[  425.923687]  ____cache_alloc_node+0x1c7/0x1e0
[  425.928191]  kmem_cache_alloc_node_trace+0xe7/0x740
[  425.933227]  __kmalloc_node_track_caller+0x33/0x70
[  425.938161]  __kmalloc_reserve.isra.39+0x41/0xe0
[  425.942921]  __alloc_skb+0x155/0x770
[  425.946641]  ? skb_scrub_packet+0x490/0x490
[  425.950965]  ? if_nlmsg_size+0x5d1/0xbb0
[  425.955032]  ? nla_put_ifalias+0x170/0x170
[  425.959282]  ? softnet_seq_show+0x470/0x470
[  425.963604]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  425.968621]  ? netif_tx_stop_all_queues+0xd9/0x110
[  425.973560]  rtmsg_ifinfo_build_skb+0x74/0x190
[  425.978160]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  425.983007]  rtmsg_ifinfo+0x8c/0xa0
[  425.986640]  dev_close_many+0x3be/0x860
[  425.990627]  ? unlist_netdevice+0x670/0x670
[  425.994957]  ? find_held_lock+0x36/0x1c0
[  425.999028]  ? __queue_work+0x6be/0x1440
[  426.003095]  ? lock_downgrade+0x900/0x900
[  426.007248]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.012785]  ? rtnl_is_locked+0xb5/0xf0
[  426.016765]  ? rtnl_trylock+0x20/0x20
[  426.020573]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.024985]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  426.029583]  rollback_registered_many+0x56e/0x1240
[  426.034527]  ? generic_xdp_install+0x4c0/0x4c0
[  426.039118]  ? max_active_store+0x170/0x170
[  426.043445]  ? graph_lock+0x170/0x170
[  426.047247]  ? print_usage_bug+0xc0/0xc0
[  426.051307]  ? print_usage_bug+0xc0/0xc0
[  426.055370]  ? kfree_skbmem+0x154/0x230
[  426.059369]  ? graph_lock+0x170/0x170
[  426.063176]  ? print_usage_bug+0xc0/0xc0
[  426.067244]  ? find_held_lock+0x36/0x1c0
[  426.071321]  ? mark_held_locks+0xc7/0x130
[  426.075474]  rollback_registered+0x1e9/0x420
[  426.079886]  ? lockdep_hardirqs_on+0x351/0x5c0
[  426.084473]  ? rollback_registered_many+0x1240/0x1240
[  426.089668]  ? trace_hardirqs_on+0xbd/0x310
[  426.093994]  ? linkwatch_schedule_work+0x150/0x170
[  426.098928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.104383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.109925]  ? rtnl_is_locked+0xb5/0xf0
[  426.113903]  ? rtnl_trylock+0x20/0x20
[  426.117725]  ? queue_delayed_work_on+0x130/0x1f0
[  426.122488]  unregister_netdevice_queue+0x321/0x5e0
[  426.127507]  ? rollback_registered+0x420/0x420
[  426.132100]  ? linkwatch_schedule_work+0x170/0x170
[  426.137036]  ? tun_show_owner+0x170/0x170
[  426.141191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.146734]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  426.152104]  ? __tun_detach+0x6ba/0x15c0
[  426.156178]  __tun_detach+0x11b8/0x15c0
[  426.160157]  ? __call_rcu.constprop.69+0x429/0xbc0
[  426.165108]  ? tun_attach+0x1770/0x1770
[  426.169094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.174635]  ? check_preemption_disabled+0x48/0x200
[  426.179836]  ? graph_lock+0x170/0x170
[  426.183638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.189176]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.194719]  ? locks_remove_file+0x3c6/0x5c0
[  426.199133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.204675]  ? ima_file_free+0x132/0x650
[  426.208742]  ? __lock_is_held+0xb5/0x140
[  426.212807]  ? __tun_detach+0x15c0/0x15c0
[  426.216979]  ? __tun_detach+0x15c0/0x15c0
[  426.221128]  tun_chr_close+0xe3/0x180
[  426.224932]  __fput+0x385/0xa30
[  426.228221]  ? get_max_files+0x20/0x20
[  426.232116]  ? ___might_sleep+0x1ed/0x300
[  426.236271]  ? arch_local_save_flags+0x40/0x40
[  426.240862]  ____fput+0x15/0x20
[  426.244144]  task_work_run+0x1e8/0x2a0
[  426.248039]  ? task_work_cancel+0x240/0x240
[  426.252369]  ? switch_task_namespaces+0xb8/0xd0
[  426.257046]  do_exit+0x1ad7/0x2610
[  426.260604]  ? mm_update_next_owner+0x990/0x990
[  426.265280]  ? print_usage_bug+0xc0/0xc0
[  426.269353]  ? __lock_acquire+0x7ec/0x4ec0
[  426.273593]  ? find_held_lock+0x36/0x1c0
[  426.277666]  ? __lock_acquire+0x7ec/0x4ec0
[  426.281905]  ? mark_held_locks+0x130/0x130
[  426.286144]  ? lock_acquire+0x1ed/0x520
[  426.290133]  ? mark_held_locks+0x130/0x130
[  426.294368]  ? arch_local_save_flags+0x40/0x40
[  426.298969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.304532]  ? __mutex_lock+0x872/0x1710
[  426.308604]  ? __switch_to_asm+0x40/0x70
[  426.312667]  ? __switch_to_asm+0x34/0x70
[  426.316730]  ? pipe_wait+0x266/0x2c0
[  426.320453]  ? mutex_trylock+0x2b0/0x2b0
[  426.324531]  ? graph_lock+0x170/0x170
[  426.328339]  ? find_held_lock+0x36/0x1c0
[  426.332405]  ? memset+0x31/0x40
[  426.335696]  ? find_held_lock+0x36/0x1c0
[  426.339780]  ? get_signal+0x95b/0x1980
[  426.343677]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.348178]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.352682]  do_group_exit+0x177/0x440
[  426.356587]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.362041]  ? __ia32_sys_exit+0x50/0x50
[  426.366120]  get_signal+0x8b0/0x1980
[  426.369850]  ? ptrace_notify+0x130/0x130
[  426.373933]  ? finish_wait+0x430/0x430
[  426.377821]  ? graph_lock+0x170/0x170
[  426.381630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.387183]  ? pipe_read+0x702/0x940
[  426.390929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.396481]  do_signal+0x9c/0x21e0
[  426.400021]  ? __vfs_read+0x11f/0x9b0
[  426.403832]  ? vfs_copy_file_range+0xb90/0xb90
[  426.408416]  ? setup_sigcontext+0x7d0/0x7d0
[  426.412760]  ? exit_to_usermode_loop+0x8c/0x380
[  426.417449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.422994]  exit_to_usermode_loop+0x2e5/0x380
[  426.427588]  ? syscall_slow_exit_work+0x520/0x520
[  426.432429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.437977]  do_syscall_64+0x6be/0x820
[  426.441867]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  426.447234]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.452162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.457005]  ? trace_hardirqs_off+0x300/0x300
[  426.461506]  ? prepare_exit_to_usermode+0x291/0x3b0
[  426.466532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.471390]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  426.476585] RIP: 0033:0x410e10
[  426.479783] Code: Bad RIP value.
[  426.483145] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  426.490874] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  426.498141] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  426.505409] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  426.512676] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  426.519955] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  426.527275] warn_alloc_show_mem: 1 callbacks suppressed
[  426.527288] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  426.527290] Mem-Info:
[  426.527320] active_anon:46161 inactive_anon:461 isolated_anon:0
[  426.527320]  active_file:19 inactive_file:16 isolated_file:0
[  426.527320]  unevictable:0 dirty:0 writeback:0 unstable:0
[  426.527320]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  426.527320]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  426.527320]  free:13785 free_pcp:397 free_cma:0
[  426.532677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.539955] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  426.542357] Call Trace:
[  426.575226] Node 0 
[  426.584583]  <IRQ>
[  426.612184] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  426.614750]  dump_stack+0x1c4/0x2b4
[  426.616954] lowmem_reserve[]:
[  426.619107]  ? dump_stack_print_info.cold.2+0x52/0x52
[  426.644603]  0
[  426.648243]  warn_alloc.cold.118+0xb7/0x1bd
[  426.651312]  2815
[  426.656513]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.658289]  6318
[  426.662609]  ? lock_downgrade+0x900/0x900
[  426.664645]  6318
[  426.669487]  ? trace_hardirqs_off+0xb8/0x300
[  426.675667]  ? trace_hardirqs_off+0xb8/0x300
[  426.677706] Node 0 
[  426.682114]  __alloc_pages_slowpath+0x2667/0x2d80
[  426.686518] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  426.688750]  ? warn_alloc+0x120/0x120
[  426.693533] lowmem_reserve[]: 0
[  426.720264]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.724039]  0
[  426.727312]  ? warn_alloc+0x120/0x120
[  426.732303]  3503
[  426.734110]  ? print_usage_bug+0xc0/0xc0
[  426.737886]  3503
[  426.739945]  ? warn_alloc+0x120/0x120
[  426.746037]  ? print_usage_bug+0xc0/0xc0
[  426.749814] Node 0 
[  426.753865]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.753900] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  426.756112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.761273] lowmem_reserve[]:
[  426.790077]  ? should_fail+0x22d/0xd01
[  426.795600]  0
[  426.798700]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.802558]  0
[  426.804366]  ? __lock_acquire+0x7ec/0x4ec0
[  426.809443]  0
[  426.811242]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.815450]  0
[  426.817247]  ? should_fail+0x22d/0xd01
[  426.824131]  ? mark_held_locks+0x130/0x130
[  426.827988] Node 0 DMA: 
[  426.832218]  ? mark_held_locks+0x130/0x130
[  426.832233]  ? print_usage_bug+0xc0/0xc0
[  426.834885] 1*4kB 
[  426.839115]  ? find_held_lock+0x36/0x1c0
[  426.843149] (U) 
[  426.845294]  ? graph_lock+0x170/0x170
[  426.849334] 0*8kB 
[  426.851307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.855080] 0*16kB 
[  426.857223]  ? check_preemption_disabled+0x48/0x200
[  426.862736] 1*32kB 
[  426.864964]  ? check_preemption_disabled+0x48/0x200
[  426.869958] (U) 
[  426.872196]  ? __lock_is_held+0xb5/0x140
[  426.877178] 2*64kB 
[  426.879149]  __alloc_pages_nodemask+0xa80/0xde0
[  426.883187] (U) 
[  426.885414]  ? graph_lock+0x170/0x170
[  426.890058] 1*128kB 
[  426.892028]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  426.895801] (U) 
[  426.898119]  ? graph_lock+0x170/0x170
[  426.903110] 1*256kB (U) 
[  426.905102]  ? find_held_lock+0x36/0x1c0
[  426.908871] 0*512kB 
[  426.911544]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.915576] 1*1024kB (U) 
[  426.917916]  ? lock_downgrade+0x900/0x900
[  426.922561] 1*2048kB 
[  426.925336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.929448] (M) 
[  426.931866]  cache_grow_begin+0x91/0x8c0
[  426.937367] 3*4096kB (M) 
[  426.939353]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.943381] = 15908kB
[  426.946143]  fallback_alloc+0x203/0x2e0
[  426.950517] Node 0 
[  426.952928]  ____cache_alloc_node+0x1c7/0x1e0
[  426.956867] DMA32: 
[  426.959137]  kmem_cache_alloc_node+0xe3/0x730
[  426.963605] 3*4kB 
[  426.965834]  ? mark_held_locks+0xc7/0x130
[  426.970300] (M) 
[  426.972450]  __alloc_skb+0x119/0x770
[  426.976574] 1*8kB 
[  426.978553]  ? skb_scrub_packet+0x490/0x490
[  426.982246] (M) 
[  426.984393]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  426.988692] 3*16kB 
[  426.990668]  ? queue_work_on+0x12c/0x1e0
[  426.995223] (UM) 
[  426.997458]  ? switchdev_port_obj_del+0xdc/0x450
[  427.001491] 3*32kB 
[  427.003552]  ? switchdev_trans_item_enqueue+0x260/0x260
[  427.008290] (UM) 
[  427.010530]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  427.015866] 2*64kB 
[  427.017928]  __br_mdb_notify+0x4ff/0x15d0
[  427.022914] (UM) 
[  427.025154]  ? __br_mdb_add+0x800/0x800
[  427.029274] 5*128kB 
[  427.031332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.035281] (UM) 
[  427.037612]  ? check_preemption_disabled+0x48/0x200
[  427.043124] 3*256kB 
[  427.045187]  ? graph_lock+0x170/0x170
[  427.050173] (M) 
[  427.052492]  ? br_multicast_group_expired+0x96/0x610
[  427.056266] 4*512kB 
[  427.058238]  ? lock_downgrade+0x900/0x900
[  427.063314] (M) 
[  427.065637]  br_mdb_notify+0x310/0x410
[  427.069757] 3*1024kB 
[  427.071724]  ? br_mdb_dump+0x2530/0x2530
[  427.075600] (UM) 
[  427.078006]  ? kasan_check_write+0x14/0x20
[  427.082041] 3*2048kB 
[  427.084099]  ? do_raw_spin_lock+0xc1/0x200
[  427.088308] (M) 
[  427.090722]  br_multicast_group_expired+0x1bc/0x610
[  427.094930] 3*4096kB 
[  427.096897]  ? br_mdb_free+0x80/0x80
[  427.101888] (M) 
[  427.104304]  call_timer_fn+0x272/0x920
[  427.107978] = 25252kB
[  427.107986] Node 0 
[  427.109955]  ? br_mdb_free+0x80/0x80
[  427.113821] Normal: 
[  427.116230]  ? process_timeout+0x40/0x40
[  427.118443] 1016*4kB 
[  427.122150]  ? find_held_lock+0x36/0x1c0
[  427.124450] (UME) 
[  427.128509]  ? __run_timers+0x7da/0xc70
[  427.130892] 348*8kB 
[  427.134944]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.137071] (UME) 
[  427.141040]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.143341] 167*16kB 
[  427.147845]  ? br_mdb_free+0x80/0x80
[  427.149971] (UME) 
[  427.154463]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  427.156851] 68*32kB 
[  427.160558]  ? trace_hardirqs_on+0xbd/0x310
[  427.162687] (UME) 
[  427.167263]  ? kasan_check_read+0x11/0x20
[  427.169563] 21*64kB 
[  427.173891]  ? __run_timers+0x7da/0xc70
[  427.176012] (M) 
[  427.180156]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.182453] 6*128kB 
[  427.186417]  ? br_mdb_free+0x80/0x80
[  427.188370] (UM) 
[  427.193812]  ? br_mdb_free+0x80/0x80
[  427.196118] 1*256kB 
[  427.199825]  __run_timers+0x7e5/0xc70
[  427.201859] (U) 
[  427.205586]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  427.207878] 0*512kB 
[  427.211685]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  427.213635] 0*1024kB 
[  427.218992]  ? graph_lock+0x170/0x170
[  427.221288] 0*2048kB 
[  427.226294]  ? enqueue_hrtimer+0x1a5/0x560
[  427.228680] 0*4096kB 
[  427.232473]  ? lock_release+0x970/0x970
[  427.234861] = 14064kB
[  427.239105]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  427.241517] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  427.245486]  ? find_held_lock+0x36/0x1c0
[  427.247881] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  427.253059]  ? graph_lock+0x170/0x170
[  427.261868] 503 total pagecache pages
[  427.265923]  ? pvclock_read_flags+0x160/0x160
[  427.274479] 0 pages in swap cache
[  427.278266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.282043] Swap cache stats: add 0, delete 0, find 0/0
[  427.286527]  ? check_preemption_disabled+0x48/0x200
[  427.289956] Free swap  = 0kB
[  427.295493]  ? __lock_is_held+0xb5/0x140
[  427.300828] Total swap = 0kB
[  427.305837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.308829] 1965979 pages RAM
[  427.312881]  ? check_preemption_disabled+0x48/0x200
[  427.315885] 0 pages HighMem/MovableOnly
[  427.321419]  run_timer_softirq+0x52/0xb0
[  427.324497] 343324 pages reserved
[  427.329506]  ? rcu_read_lock_sched_held+0x108/0x120
[  427.333454] 0 pages cma reserved
[  427.337510]  __do_softirq+0x30b/0xad8
[  427.341200] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.345951]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  427.349288] syz-executor2 cpuset=
[  427.353087]  ? pvclock_read_flags+0x160/0x160
[  427.363549] syz2
[  427.368652]  ? lapic_next_event+0x5a/0x90
[  427.372084]  mems_allowed=0
[  427.376580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.391123]  ? check_preemption_disabled+0x48/0x200
[  427.396157]  ? check_preemption_disabled+0x48/0x200
[  427.401179]  ? kvm_clock_read+0x18/0x30
[  427.405176]  ? kvm_sched_clock_read+0x9/0x20
[  427.409611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.415160]  ? check_preemption_disabled+0x48/0x200
[  427.420195]  irq_exit+0x17f/0x1c0
[  427.423658]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.428502]  ? smp_reschedule_interrupt+0x109/0x650
[  427.433633]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.439519]  ? interrupt_entry+0xb5/0xf0
[  427.443599]  ? trace_hardirqs_off_caller+0xbb/0x300
[  427.448619]  ? trace_hardirqs_off_caller+0xbb/0x300
[  427.453637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.458480]  ? trace_hardirqs_off+0x300/0x300
[  427.462975]  ? trace_hardirqs_off+0x300/0x300
[  427.467476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.473039]  ? check_preemption_disabled+0x48/0x200
[  427.478076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.483630]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.488484]  apic_timer_interrupt+0xf/0x20
[  427.492724]  </IRQ>
[  427.494968] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  427.499904] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  427.518825] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  427.526550] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  427.534008] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  427.541280] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  427.548545] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  427.555820] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  427.563156]  skb_clone+0x1bb/0x500
[  427.566704]  ? skb_split+0x11e0/0x11e0
[  427.570609]  ? preempt_notifier_register+0x200/0x200
[  427.575718]  ? __switch_to_asm+0x34/0x70
[  427.579785]  ? __switch_to_asm+0x34/0x70
[  427.583850]  ? __switch_to_asm+0x40/0x70
[  427.587914]  ? __switch_to_asm+0x34/0x70
[  427.591981]  ? __switch_to_asm+0x40/0x70
[  427.596052]  ? __switch_to_asm+0x40/0x70
[  427.600120]  ? __switch_to_asm+0x34/0x70
[  427.604189]  ? __switch_to_asm+0x34/0x70
[  427.608254]  ? __switch_to_asm+0x40/0x70
[  427.612314]  ? __switch_to_asm+0x34/0x70
[  427.616389]  bpf_clone_redirect+0xb9/0x490
[  427.620643]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  427.625667]  ? __sched_text_start+0x8/0x8
[  427.629817]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.634624]  ? find_held_lock+0x36/0x1c0
[  427.638697]  ? lock_acquire+0x1ed/0x520
[  427.642674]  ? bpf_test_run+0x32e/0x5a0
[  427.647124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.652664]  ? check_preemption_disabled+0x48/0x200
[  427.657687]  ? kasan_check_read+0x11/0x20
[  427.661875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.667160]  ? rcu_bh_qs+0xc0/0xc0
[  427.670711]  ? preempt_schedule+0x4d/0x60
[  427.674864]  ? ___preempt_schedule+0x16/0x18
[  427.679293]  ? bpf_test_run+0x1c0/0x5a0
[  427.683272]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  427.688129]  ? netlink_diag_dump+0x2a0/0x2a0
[  427.692542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.698089]  ? bpf_test_init.isra.9+0x70/0x100
[  427.702965]  ? bpf_prog_test_run_skb+0x634/0xb40
[  427.707733]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  427.712595]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  427.718143]  ? fput+0x130/0x1a0
[  427.721426]  ? __bpf_prog_get+0x9b/0x290
[  427.725491]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  427.730335]  ? bpf_prog_test_run+0x130/0x1a0
[  427.734836]  ? __x64_sys_bpf+0x3d8/0x510
[  427.739675]  ? bpf_prog_get+0x20/0x20
[  427.743497]  ? do_syscall_64+0x1b9/0x820
[  427.747563]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  427.752947]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.757886]  ? trace_hardirqs_off+0x300/0x300
[  427.762409]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  427.767446]  ? recalc_sigpending_tsk+0x180/0x180
[  427.772206]  ? kasan_check_write+0x14/0x20
[  427.776455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.781311]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  427.786704] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  427.786923] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.793925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.793936] Call Trace:
[  427.804425] syz-executor4 cpuset=
[  427.813785]  <IRQ>
[  427.816364] syz4
[  427.819822]  dump_stack+0x1c4/0x2b4
[  427.821944]  mems_allowed=0
[  427.823918]  ? dump_stack_print_info.cold.2+0x52/0x52
[  427.835667]  warn_alloc.cold.118+0xb7/0x1bd
[  427.840003]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.844876]  ? lock_downgrade+0x900/0x900
[  427.849069]  ? trace_hardirqs_off+0xb8/0x300
[  427.853502]  ? trace_hardirqs_off+0xb8/0x300
[  427.857935]  __alloc_pages_slowpath+0x2667/0x2d80
[  427.862815]  ? warn_alloc+0x120/0x120
[  427.866628]  ? warn_alloc+0x120/0x120
[  427.870435]  ? print_usage_bug+0xc0/0xc0
[  427.874500]  ? warn_alloc+0x120/0x120
[  427.878305]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  427.883325]  ? print_usage_bug+0xc0/0xc0
[  427.887386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.892924]  ? check_preemption_disabled+0x48/0x200
[  427.897948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.903487]  ? should_fail+0x22d/0xd01
[  427.907379]  ? __lock_acquire+0x7ec/0x4ec0
[  427.911621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.916727]  ? __lock_acquire+0x7ec/0x4ec0
[  427.920971]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.926072]  ? __lock_acquire+0x7ec/0x4ec0
[  427.930312]  ? should_fail+0x22d/0xd01
[  427.934219]  ? mark_held_locks+0x130/0x130
[  427.938462]  ? mark_held_locks+0x130/0x130
[  427.942711]  ? graph_lock+0x170/0x170
[  427.946519]  ? print_usage_bug+0xc0/0xc0
[  427.950588]  ? find_held_lock+0x36/0x1c0
[  427.954666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.960222]  ? check_preemption_disabled+0x48/0x200
[  427.965272]  ? check_preemption_disabled+0x48/0x200
[  427.970323]  ? __lock_is_held+0xb5/0x140
[  427.974406]  __alloc_pages_nodemask+0xa80/0xde0
[  427.979096]  ? graph_lock+0x170/0x170
[  427.982916]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  427.987956]  ? graph_lock+0x170/0x170
[  427.991885]  ? find_held_lock+0x36/0x1c0
[  427.996156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.000842]  ? lock_downgrade+0x900/0x900
[  428.005005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.010557]  cache_grow_begin+0x91/0x8c0
[  428.014632]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.019053]  fallback_alloc+0x203/0x2e0
[  428.023036]  ____cache_alloc_node+0x1c7/0x1e0
[  428.027538]  kmem_cache_alloc_node+0xe3/0x730
[  428.032044]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.036289]  __alloc_skb+0x119/0x770
[  428.040005]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.045290]  ? skb_scrub_packet+0x490/0x490
[  428.049610]  ? lock_downgrade+0x900/0x900
[  428.053771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.059312]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.064766]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.070229]  ? addrconf_rs_timer+0x6f0/0x6f0
[  428.074668]  ndisc_alloc_skb+0x144/0x340
[  428.078748]  ndisc_send_rs+0x331/0x6e0
[  428.082653]  addrconf_rs_timer+0x3c0/0x6f0
[  428.086895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.091144]  call_timer_fn+0x272/0x920
[  428.095032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.099273]  ? process_timeout+0x40/0x40
[  428.103332]  ? find_held_lock+0x36/0x1c0
[  428.107403]  ? mark_held_locks+0xc7/0x130
[  428.111561]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.116066]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.120573]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.124809]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  428.129397]  ? trace_hardirqs_on+0xbd/0x310
[  428.133719]  ? kasan_check_read+0x11/0x20
[  428.137871]  ? __run_timers+0x7da/0xc70
[  428.141844]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.147309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.151546]  __run_timers+0x7e5/0xc70
[  428.155369]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  428.160735]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.165756]  ? graph_lock+0x170/0x170
[  428.169565]  ? print_usage_bug+0xc0/0xc0
[  428.173634]  ? lock_release+0x970/0x970
[  428.177614]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.182810]  ? find_held_lock+0x36/0x1c0
[  428.186878]  ? graph_lock+0x170/0x170
[  428.190685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.196226]  ? check_preemption_disabled+0x48/0x200
[  428.201255]  ? __lock_is_held+0xb5/0x140
[  428.205319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.210855]  ? check_preemption_disabled+0x48/0x200
[  428.215896]  run_timer_softirq+0x52/0xb0
[  428.219962]  ? rcu_read_lock_sched_held+0x108/0x120
[  428.225004]  __do_softirq+0x30b/0xad8
[  428.228828]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  428.233947]  ? pvclock_read_flags+0x160/0x160
[  428.238456]  ? lapic_next_event+0x5a/0x90
[  428.242617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.248159]  ? check_preemption_disabled+0x48/0x200
[  428.253175]  ? check_preemption_disabled+0x48/0x200
[  428.258200]  ? kvm_clock_read+0x18/0x30
[  428.262173]  ? kvm_sched_clock_read+0x9/0x20
[  428.266593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.272133]  ? check_preemption_disabled+0x48/0x200
[  428.277161]  irq_exit+0x17f/0x1c0
[  428.280623]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.285466]  ? smp_reschedule_interrupt+0x109/0x650
[  428.290481]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.296364]  ? interrupt_entry+0xb5/0xf0
[  428.300429]  ? trace_hardirqs_off_caller+0xbb/0x300
[  428.305451]  ? trace_hardirqs_off_caller+0xbb/0x300
[  428.310466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.315309]  ? trace_hardirqs_off+0x300/0x300
[  428.319807]  ? trace_hardirqs_off+0x300/0x300
[  428.324305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.329840]  ? check_preemption_disabled+0x48/0x200
[  428.334941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.340486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.345339]  apic_timer_interrupt+0xf/0x20
[  428.349577]  </IRQ>
[  428.351817] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  428.357102] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  428.376001] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  428.383712] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  428.390982] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  428.398254] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  428.405522] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  428.412790] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  428.420085]  ? arch_local_irq_restore+0x45/0x52
[  428.424769]  dump_stack+0x26a/0x2b4
[  428.428403]  ? dump_stack_print_info.cold.2+0x52/0x52
[  428.433605]  ? mark_held_locks+0x130/0x130
[  428.437842]  ? mark_held_locks+0x130/0x130
[  428.442085]  dump_header+0x27b/0xf72
[  428.445820]  ? pagefault_out_of_memory+0x197/0x197
[  428.450756]  ? mark_held_locks+0x130/0x130
[  428.454992]  ? __lock_acquire+0x7ec/0x4ec0
[  428.459236]  ? print_usage_bug+0xc0/0xc0
[  428.463307]  ? graph_lock+0x170/0x170
[  428.467126]  ? graph_lock+0x170/0x170
[  428.470926]  ? print_usage_bug+0xc0/0xc0
[  428.474984]  ? print_usage_bug+0xc0/0xc0
[  428.479057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.484611]  ? find_held_lock+0x36/0x1c0
[  428.488683]  ? mark_held_locks+0xc7/0x130
[  428.492834]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  428.497935]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  428.503037]  ? lockdep_hardirqs_on+0x421/0x5c0
[  428.507621]  ? trace_hardirqs_on+0xbd/0x310
[  428.511943]  ? kasan_check_read+0x11/0x20
[  428.516096]  ? ___ratelimit+0x36f/0x655
[  428.520077]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.525533]  ? trace_hardirqs_on+0x310/0x310
[  428.529948]  ? lock_downgrade+0x900/0x900
[  428.534111]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  428.539222]  ? ___ratelimit+0xaa/0x655
[  428.543114]  ? idr_get_free+0xec0/0xec0
[  428.547087]  ? kasan_check_write+0x14/0x20
[  428.551331]  ? do_raw_spin_lock+0xc1/0x200
[  428.555585]  oom_kill_process.cold.27+0x10/0x903
[  428.560347]  ? graph_lock+0x170/0x170
[  428.564156]  ? _raw_spin_unlock+0x2c/0x50
[  428.568305]  ? oom_badness+0xe6/0xaa0
[  428.572119]  ? oom_evaluate_task+0x540/0x540
[  428.576535]  ? find_held_lock+0x36/0x1c0
[  428.580619]  ? out_of_memory+0x974/0x14c0
[  428.584779]  ? lock_downgrade+0x900/0x900
[  428.588934]  ? check_preemption_disabled+0x48/0x200
[  428.593963]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  428.599764]  ? kasan_check_read+0x11/0x20
[  428.603919]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.609201]  ? rcu_bh_qs+0xc0/0xc0
[  428.612746]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.617973]  ? oom_evaluate_task+0x302/0x540
[  428.622390]  out_of_memory+0xa86/0x14c0
[  428.626375]  ? oom_killer_disable+0x3a0/0x3a0
[  428.630968]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  428.635906]  ? __mutex_add_waiter+0x2a0/0x2a0
[  428.640420]  __alloc_pages_slowpath+0x2318/0x2d80
[  428.645300]  ? warn_alloc+0x120/0x120
[  428.649110]  ? lock_downgrade+0x900/0x900
[  428.653264]  ? print_usage_bug+0xc0/0xc0
[  428.657324]  ? warn_alloc+0x120/0x120
[  428.661122]  ? print_usage_bug+0xc0/0xc0
[  428.665184]  ? debug_check_no_obj_freed+0x305/0x58d
[  428.670202]  ? print_usage_bug+0xc0/0xc0
[  428.674264]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.679801]  ? should_fail+0x22d/0xd01
[  428.683691]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.688793]  ? __lock_acquire+0x7ec/0x4ec0
[  428.693054]  ? __lock_is_held+0xb5/0x140
[  428.697126]  ? graph_lock+0x170/0x170
[  428.700933]  ? ___might_sleep+0x1ed/0x300
[  428.705084]  ? lock_release+0x970/0x970
[  428.709070]  ? arch_local_save_flags+0x40/0x40
[  428.713668]  ? __might_sleep+0x95/0x190
[  428.717652]  __alloc_pages_nodemask+0xa80/0xde0
[  428.722323]  ? graph_lock+0x170/0x170
[  428.726127]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  428.731138]  ? graph_lock+0x170/0x170
[  428.734955]  ? mark_held_locks+0xc7/0x130
[  428.739104]  ? find_held_lock+0x36/0x1c0
[  428.743263]  ? cache_grow_begin+0x5a4/0x8c0
[  428.747592]  ? lockdep_hardirqs_on+0x421/0x5c0
[  428.752176]  ? trace_hardirqs_on+0xbd/0x310
[  428.756503]  ? fallback_alloc+0x203/0x2e0
[  428.760654]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.766117]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  428.771660]  cache_grow_begin+0x91/0x8c0
[  428.776214]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.780634]  fallback_alloc+0x203/0x2e0
[  428.784618]  ____cache_alloc_node+0x1c7/0x1e0
[  428.789129]  kmem_cache_alloc_node_trace+0xe7/0x740
[  428.794159]  __kmalloc_node_track_caller+0x33/0x70
[  428.799097]  __kmalloc_reserve.isra.39+0x41/0xe0
[  428.803857]  __alloc_skb+0x155/0x770
[  428.807587]  ? skb_scrub_packet+0x490/0x490
[  428.811915]  ? if_nlmsg_size+0x5d1/0xbb0
[  428.815981]  ? nla_put_ifalias+0x170/0x170
[  428.820231]  ? softnet_seq_show+0x470/0x470
[  428.824554]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  428.829587]  ? netif_tx_stop_all_queues+0xd9/0x110
[  428.834524]  rtmsg_ifinfo_build_skb+0x74/0x190
[  428.839116]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  428.843966]  rtmsg_ifinfo+0x8c/0xa0
[  428.847604]  dev_close_many+0x3be/0x860
[  428.851595]  ? unlist_netdevice+0x670/0x670
[  428.855921]  ? find_held_lock+0x36/0x1c0
[  428.859989]  ? __queue_work+0x6be/0x1440
[  428.864050]  ? lock_downgrade+0x900/0x900
[  428.868246]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.873780]  ? rtnl_is_locked+0xb5/0xf0
[  428.877753]  ? rtnl_trylock+0x20/0x20
[  428.881551]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.885967]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  428.890560]  rollback_registered_many+0x56e/0x1240
[  428.895506]  ? generic_xdp_install+0x4c0/0x4c0
[  428.900102]  ? max_active_store+0x170/0x170
[  428.904429]  ? graph_lock+0x170/0x170
[  428.908233]  ? print_usage_bug+0xc0/0xc0
[  428.912297]  ? print_usage_bug+0xc0/0xc0
[  428.916356]  ? kfree_skbmem+0x154/0x230
[  428.920336]  ? graph_lock+0x170/0x170
[  428.924139]  ? print_usage_bug+0xc0/0xc0
[  428.928201]  ? find_held_lock+0x36/0x1c0
[  428.932275]  ? mark_held_locks+0xc7/0x130
[  428.936429]  rollback_registered+0x1e9/0x420
[  428.940839]  ? lockdep_hardirqs_on+0x351/0x5c0
[  428.945423]  ? rollback_registered_many+0x1240/0x1240
[  428.950616]  ? trace_hardirqs_on+0xbd/0x310
[  428.954941]  ? linkwatch_schedule_work+0x150/0x170
[  428.959875]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.965332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.970870]  ? rtnl_is_locked+0xb5/0xf0
[  428.974848]  ? rtnl_trylock+0x20/0x20
[  428.978650]  ? queue_delayed_work_on+0x130/0x1f0
[  428.983416]  unregister_netdevice_queue+0x321/0x5e0
[  428.988438]  ? rollback_registered+0x420/0x420
[  428.993019]  ? linkwatch_schedule_work+0x170/0x170
[  428.997953]  ? tun_show_owner+0x170/0x170
[  429.002109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.007650]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  429.013011]  ? __tun_detach+0x6ba/0x15c0
[  429.017105]  __tun_detach+0x11b8/0x15c0
[  429.021085]  ? __call_rcu.constprop.69+0x429/0xbc0
[  429.026034]  ? tun_attach+0x1770/0x1770
[  429.030012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.035547]  ? check_preemption_disabled+0x48/0x200
[  429.040588]  ? graph_lock+0x170/0x170
[  429.044395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.049933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.055472]  ? locks_remove_file+0x3c6/0x5c0
[  429.059882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.065423]  ? ima_file_free+0x132/0x650
[  429.069492]  ? __lock_is_held+0xb5/0x140
[  429.073555]  ? __tun_detach+0x15c0/0x15c0
[  429.077719]  ? __tun_detach+0x15c0/0x15c0
[  429.081863]  tun_chr_close+0xe3/0x180
[  429.085669]  __fput+0x385/0xa30
[  429.088954]  ? get_max_files+0x20/0x20
[  429.092847]  ? ___might_sleep+0x1ed/0x300
[  429.096995]  ? arch_local_save_flags+0x40/0x40
[  429.101590]  ____fput+0x15/0x20
[  429.104871]  task_work_run+0x1e8/0x2a0
[  429.108766]  ? task_work_cancel+0x240/0x240
[  429.113104]  ? switch_task_namespaces+0xb8/0xd0
[  429.117782]  do_exit+0x1ad7/0x2610
[  429.121333]  ? mm_update_next_owner+0x990/0x990
[  429.126002]  ? print_usage_bug+0xc0/0xc0
[  429.130119]  ? __lock_acquire+0x7ec/0x4ec0
[  429.134362]  ? find_held_lock+0x36/0x1c0
[  429.138441]  ? __lock_acquire+0x7ec/0x4ec0
[  429.142687]  ? mark_held_locks+0x130/0x130
[  429.146937]  ? lock_acquire+0x1ed/0x520
[  429.150931]  ? mark_held_locks+0x130/0x130
[  429.155167]  ? arch_local_save_flags+0x40/0x40
[  429.159751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.165307]  ? __mutex_lock+0x872/0x1710
[  429.169373]  ? __switch_to_asm+0x40/0x70
[  429.173433]  ? __switch_to_asm+0x34/0x70
[  429.177497]  ? pipe_wait+0x266/0x2c0
[  429.181219]  ? mutex_trylock+0x2b0/0x2b0
[  429.185296]  ? graph_lock+0x170/0x170
[  429.189099]  ? find_held_lock+0x36/0x1c0
[  429.193162]  ? memset+0x31/0x40
[  429.196447]  ? find_held_lock+0x36/0x1c0
[  429.200534]  ? get_signal+0x95b/0x1980
[  429.204431]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.208927]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.213433]  do_group_exit+0x177/0x440
[  429.217324]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.222774]  ? __ia32_sys_exit+0x50/0x50
[  429.226847]  get_signal+0x8b0/0x1980
[  429.230580]  ? ptrace_notify+0x130/0x130
[  429.234650]  ? finish_wait+0x430/0x430
[  429.238541]  ? graph_lock+0x170/0x170
[  429.242362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.247905]  ? pipe_read+0x702/0x940
[  429.251628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.257181]  do_signal+0x9c/0x21e0
[  429.260732]  ? __vfs_read+0x11f/0x9b0
[  429.264545]  ? vfs_copy_file_range+0xb90/0xb90
[  429.269139]  ? setup_sigcontext+0x7d0/0x7d0
[  429.273486]  ? exit_to_usermode_loop+0x8c/0x380
[  429.278178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.283726]  exit_to_usermode_loop+0x2e5/0x380
[  429.288313]  ? syscall_slow_exit_work+0x520/0x520
[  429.293158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.298710]  do_syscall_64+0x6be/0x820
[  429.302609]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  429.307978]  ? syscall_return_slowpath+0x5e0/0x5e0
[  429.312913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.317757]  ? trace_hardirqs_off+0x300/0x300
[  429.322261]  ? prepare_exit_to_usermode+0x291/0x3b0
[  429.327293]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.332145]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  429.337332] RIP: 0033:0x410e10
[  429.340530] Code: Bad RIP value.
[  429.343895] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  429.351606] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  429.358872] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  429.366143] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  429.373413] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  429.380678] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  429.387977] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  429.387983] warn_alloc_show_mem: 1 callbacks suppressed
[  429.387990] Mem-Info:
[  429.395268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.400637] active_anon:46161 inactive_anon:461 isolated_anon:0
[  429.400637]  active_file:19 inactive_file:16 isolated_file:0
[  429.400637]  unevictable:0 dirty:0 writeback:0 unstable:0
[  429.400637]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  429.400637]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  429.400637]  free:13785 free_pcp:397 free_cma:0
[  429.403008] Call Trace:
[  429.412397] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  429.445153]  <IRQ>
[  429.447723] Node 0 
[  429.475314]  dump_stack+0x1c4/0x2b4
[  429.477464] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  429.479683]  ? dump_stack_print_info.cold.2+0x52/0x52
[  429.483281] lowmem_reserve[]:
[  429.508787]  warn_alloc.cold.118+0xb7/0x1bd
[  429.513944]  0
[  429.517045]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.521337]  2815
[  429.523135]  ? lock_downgrade+0x900/0x900
[  429.527948]  6318
[  429.530015]  ? trace_hardirqs_off+0xb8/0x300
[  429.534130]  6318
[  429.536188]  ? trace_hardirqs_off+0xb8/0x300
[  429.542634]  __alloc_pages_slowpath+0x2667/0x2d80
[  429.547011] Node 0 DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  429.551876]  ? warn_alloc+0x120/0x120
[  429.551896]  ? warn_alloc+0x120/0x120
[  429.579277] lowmem_reserve[]: 0
[  429.583092]  ? print_usage_bug+0xc0/0xc0
[  429.586866]  0
[  429.590140]  ? warn_alloc+0x120/0x120
[  429.594172]  3503
[  429.595968]  ? print_usage_bug+0xc0/0xc0
[  429.599743]  3503
[  429.601802]  ? graph_lock+0x170/0x170
[  429.607900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.611674] Node 0 
[  429.617200]  ? should_fail+0x22d/0xd01
[  429.617237] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  429.619440]  ? __lock_acquire+0x7ec/0x4ec0
[  429.623302] lowmem_reserve[]:
[  429.652328]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.656537]  0
[  429.659637]  ? __lock_acquire+0x7ec/0x4ec0
[  429.664716]  0
[  429.666517]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.670726]  0
[  429.672520]  ? __lock_acquire+0x7ec/0x4ec0
[  429.677594]  0
[  429.679399]  ? should_fail+0x22d/0xd01
[  429.683608] Node 0 
[  429.685414]  ? mark_held_locks+0x130/0x130
[  429.689267] DMA: 
[  429.691496]  ? mark_held_locks+0x130/0x130
[  429.695706] 1*4kB 
[  429.697766]  ? try_to_wake_up+0x10a/0x12f0
[  429.701972] (U) 
[  429.704898]  ? graph_lock+0x170/0x170
[  429.709113] 0*8kB 
[  429.711087]  ? print_usage_bug+0xc0/0xc0
[  429.714864] 0*16kB 
[  429.717011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.721049] 1*32kB 
[  429.723282]  ? check_preemption_disabled+0x48/0x200
[  429.728786] (U) 2*64kB 
[  429.731025]  ? check_preemption_disabled+0x48/0x200
[  429.736005] (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  429.736042] Node 0 DMA32: 3*4kB (M) 1*8kB (M) 3*16kB (UM) 3*32kB (UM) 2*64kB (UM) 5*128kB (UM) 3*256kB (M) 4*512kB (M) 3*1024kB (UM) 3*2048kB (M) 3*4096kB (M) = 25252kB
[  429.736110] Node 0 Normal: 1016*4kB (UME) 348*8kB (UME) 167*16kB (UME) 68*32kB (UME) 21*64kB (M) 6*128kB (UM) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 14064kB
[  429.736171] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  429.736177] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  429.736180] 503 total pagecache pages
[  429.736191] 0 pages in swap cache
[  429.736196] Swap cache stats: add 0, delete 0, find 0/0
[  429.736199] Free swap  = 0kB
[  429.736201] Total swap = 0kB
[  429.736205] 1965979 pages RAM
[  429.736208] 0 pages HighMem/MovableOnly
[  429.736211] 343324 pages reserved
[  429.736213] 0 pages cma reserved
[  429.736281] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.736333] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.736338] syz-executor2 cpuset=syz2 mems_allowed=0
[  429.855048]  ? __lock_is_held+0xb5/0x140
[  429.859118]  __alloc_pages_nodemask+0xa80/0xde0
[  429.863789]  ? graph_lock+0x170/0x170
[  429.867611]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  429.872628]  ? graph_lock+0x170/0x170
[  429.876440]  ? find_held_lock+0x36/0x1c0
[  429.880510]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.885182]  ? lock_downgrade+0x900/0x900
[  429.889341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.894905]  cache_grow_begin+0x91/0x8c0
[  429.898968]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.903385]  fallback_alloc+0x203/0x2e0
[  429.907368]  ____cache_alloc_node+0x1c7/0x1e0
[  429.911878]  kmem_cache_alloc_node+0xe3/0x730
[  429.916373]  ? ipv6_get_ifaddr+0x42e/0x620
[  429.920624]  __alloc_skb+0x119/0x770
[  429.924342]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  429.929627]  ? skb_scrub_packet+0x490/0x490
[  429.934124]  ? lock_downgrade+0x900/0x900
[  429.938281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.943824]  ? refcount_sub_and_test_checked+0x203/0x310
[  429.949278]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  429.954732]  ? addrconf_rs_timer+0x6f0/0x6f0
[  429.959157]  ndisc_alloc_skb+0x144/0x340
[  429.963225]  ndisc_send_rs+0x331/0x6e0
[  429.967125]  addrconf_rs_timer+0x3c0/0x6f0
[  429.971381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.975639]  call_timer_fn+0x272/0x920
[  429.979527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.983767]  ? process_timeout+0x40/0x40
[  429.987826]  ? find_held_lock+0x36/0x1c0
[  429.991896]  ? __run_timers+0x7da/0xc70
[  429.995873]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.000369]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.004865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.009100]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  430.013686]  ? trace_hardirqs_on+0xbd/0x310
[  430.018007]  ? kasan_check_read+0x11/0x20
[  430.022159]  ? __run_timers+0x7da/0xc70
[  430.026139]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.031608]  ? work_on_cpu_safe+0x90/0x90
[  430.035762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.039999]  __run_timers+0x7e5/0xc70
[  430.043814]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  430.049178]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.054195]  ? graph_lock+0x170/0x170
[  430.058001]  ? enqueue_hrtimer+0x1a5/0x560
[  430.062233]  ? lock_release+0x970/0x970
[  430.066223]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.071419]  ? find_held_lock+0x36/0x1c0
[  430.075485]  ? graph_lock+0x170/0x170
[  430.079287]  ? pvclock_read_flags+0x160/0x160
[  430.083785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.089323]  ? check_preemption_disabled+0x48/0x200
[  430.094351]  ? __lock_is_held+0xb5/0x140
[  430.098412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.103947]  ? check_preemption_disabled+0x48/0x200
[  430.108973]  run_timer_softirq+0x52/0xb0
[  430.113034]  ? rcu_read_lock_sched_held+0x108/0x120
[  430.118052]  __do_softirq+0x30b/0xad8
[  430.121868]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  430.126975]  ? pvclock_read_flags+0x160/0x160
[  430.131466]  ? lapic_next_event+0x5a/0x90
[  430.135626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.141159]  ? check_preemption_disabled+0x48/0x200
[  430.146175]  ? check_preemption_disabled+0x48/0x200
[  430.151196]  ? kvm_clock_read+0x18/0x30
[  430.155174]  ? kvm_sched_clock_read+0x9/0x20
[  430.159604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.165142]  ? check_preemption_disabled+0x48/0x200
[  430.170171]  irq_exit+0x17f/0x1c0
[  430.173634]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.178481]  ? smp_reschedule_interrupt+0x109/0x650
[  430.183502]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.189388]  ? interrupt_entry+0xb5/0xf0
[  430.193449]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.198462]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.203479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.208321]  ? trace_hardirqs_off+0x300/0x300
[  430.212817]  ? trace_hardirqs_off+0x300/0x300
[  430.217314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.222854]  ? check_preemption_disabled+0x48/0x200
[  430.227870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.233417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.238268]  apic_timer_interrupt+0xf/0x20
[  430.242496]  </IRQ>
[  430.244737] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  430.249669] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  430.268578] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  430.276296] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  430.283560] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  430.290840] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  430.298104] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  430.305372] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  430.312691]  skb_clone+0x1bb/0x500
[  430.316238]  ? skb_split+0x11e0/0x11e0
[  430.320318]  ? preempt_notifier_register+0x200/0x200
[  430.325423]  ? __switch_to_asm+0x34/0x70
[  430.329488]  ? __switch_to_asm+0x34/0x70
[  430.333549]  ? __switch_to_asm+0x40/0x70
[  430.337621]  ? __switch_to_asm+0x34/0x70
[  430.341678]  ? __switch_to_asm+0x40/0x70
[  430.345741]  ? __switch_to_asm+0x40/0x70
[  430.349799]  ? __switch_to_asm+0x34/0x70
[  430.353858]  ? __switch_to_asm+0x34/0x70
[  430.357921]  ? __switch_to_asm+0x40/0x70
[  430.361980]  ? __switch_to_asm+0x34/0x70
[  430.366052]  bpf_clone_redirect+0xb9/0x490
[  430.370297]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  430.375319]  ? __sched_text_start+0x8/0x8
[  430.379470]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  430.384239]  ? find_held_lock+0x36/0x1c0
[  430.388308]  ? lock_acquire+0x1ed/0x520
[  430.392279]  ? bpf_test_run+0x32e/0x5a0
[  430.396258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.401800]  ? check_preemption_disabled+0x48/0x200
[  430.406827]  ? kasan_check_read+0x11/0x20
[  430.411000]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.416279]  ? rcu_bh_qs+0xc0/0xc0
[  430.419826]  ? preempt_schedule+0x4d/0x60
[  430.423974]  ? ___preempt_schedule+0x16/0x18
[  430.428407]  ? bpf_test_run+0x1c0/0x5a0
[  430.432388]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  430.437236]  ? netlink_diag_dump+0x2a0/0x2a0
[  430.441648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.447181]  ? bpf_test_init.isra.9+0x70/0x100
[  430.451766]  ? bpf_prog_test_run_skb+0x634/0xb40
[  430.456529]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.461369]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.466903]  ? fput+0x130/0x1a0
[  430.470186]  ? __bpf_prog_get+0x9b/0x290
[  430.474254]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.479094]  ? bpf_prog_test_run+0x130/0x1a0
[  430.483511]  ? __x64_sys_bpf+0x3d8/0x510
[  430.487585]  ? bpf_prog_get+0x20/0x20
[  430.491415]  ? do_syscall_64+0x1b9/0x820
[  430.495490]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  430.500859]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.505791]  ? trace_hardirqs_off+0x300/0x300
[  430.510633]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.515648]  ? recalc_sigpending_tsk+0x180/0x180
[  430.520404]  ? kasan_check_write+0x14/0x20
[  430.524645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.529495]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  430.534877] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  430.534964] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  430.542067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.542075] Call Trace:
[  430.548670] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.557904]  <IRQ>
[  430.560479] syz-executor4 cpuset=
[  430.570958]  dump_stack+0x1c4/0x2b4
[  430.573081] syz4
[  430.576528]  ? dump_stack_print_info.cold.2+0x52/0x52
[  430.580131]  mems_allowed=0
[  430.582112]  warn_alloc.cold.118+0xb7/0x1bd
[  430.594491]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.599337]  ? lock_downgrade+0x900/0x900
[  430.603493]  ? trace_hardirqs_off+0xb8/0x300
[  430.607909]  ? trace_hardirqs_off+0xb8/0x300
[  430.612329]  __alloc_pages_slowpath+0x2667/0x2d80
[  430.617205]  ? warn_alloc+0x120/0x120
[  430.621013]  ? warn_alloc+0x120/0x120
[  430.624818]  ? print_usage_bug+0xc0/0xc0
[  430.628881]  ? warn_alloc+0x120/0x120
[  430.632682]  ? lock_release+0x970/0x970
[  430.636656]  ? print_usage_bug+0xc0/0xc0
[  430.640718]  ? __lock_acquire+0x7ec/0x4ec0
[  430.644955]  ? __lock_acquire+0x7ec/0x4ec0
[  430.649193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.654735]  ? should_fail+0x22d/0xd01
[  430.658630]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.663732]  ? __lock_acquire+0x7ec/0x4ec0
[  430.667974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.673078]  ? __lock_acquire+0x7ec/0x4ec0
[  430.677313]  ? should_fail+0x22d/0xd01
[  430.681209]  ? mark_held_locks+0x130/0x130
[  430.685447]  ? mark_held_locks+0x130/0x130
[  430.689681]  ? kvm_clock_read+0x18/0x30
[  430.693657]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  430.698685]  ? ktime_get+0x2e1/0x440
[  430.702399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.707937]  ? graph_lock+0x170/0x170
[  430.711767]  ? print_usage_bug+0xc0/0xc0
[  430.715924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.721463]  ? check_preemption_disabled+0x48/0x200
[  430.726478]  ? check_preemption_disabled+0x48/0x200
[  430.731506]  ? __lock_is_held+0xb5/0x140
[  430.735594]  __alloc_pages_nodemask+0xa80/0xde0
[  430.740268]  ? graph_lock+0x170/0x170
[  430.744076]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  430.749105]  ? graph_lock+0x170/0x170
[  430.752926]  ? find_held_lock+0x36/0x1c0
[  430.757012]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.761716]  ? lock_downgrade+0x900/0x900
[  430.765889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.771440]  cache_grow_begin+0x91/0x8c0
[  430.775958]  ? do_raw_spin_unlock+0xa7/0x2f0
[  430.780381]  fallback_alloc+0x203/0x2e0
[  430.784365]  ____cache_alloc_node+0x1c7/0x1e0
[  430.788870]  kmem_cache_alloc_node+0xe3/0x730
[  430.793367]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.797620]  __alloc_skb+0x119/0x770
[  430.801339]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.806620]  ? skb_scrub_packet+0x490/0x490
[  430.810944]  ? lock_downgrade+0x900/0x900
[  430.815117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.820662]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.826126]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.831588]  ? addrconf_rs_timer+0x6f0/0x6f0
[  430.836017]  ndisc_alloc_skb+0x144/0x340
[  430.840082]  ndisc_send_rs+0x331/0x6e0
[  430.843984]  addrconf_rs_timer+0x3c0/0x6f0
[  430.848238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.852484]  call_timer_fn+0x272/0x920
[  430.856374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.860630]  ? process_timeout+0x40/0x40
[  430.864692]  ? find_held_lock+0x36/0x1c0
[  430.868764]  ? mark_held_locks+0xc7/0x130
[  430.872916]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.877411]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.881908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.886141]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  430.890724]  ? trace_hardirqs_on+0xbd/0x310
[  430.895045]  ? kasan_check_read+0x11/0x20
[  430.899192]  ? __run_timers+0x7da/0xc70
[  430.903170]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.908626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.912869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.917107]  __run_timers+0x7e5/0xc70
[  430.920926]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  430.926294]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.931308]  ? graph_lock+0x170/0x170
[  430.935117]  ? print_usage_bug+0xc0/0xc0
[  430.939178]  ? lock_release+0x970/0x970
[  430.943158]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.948353]  ? find_held_lock+0x36/0x1c0
[  430.952417]  ? graph_lock+0x170/0x170
[  430.956223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.961758]  ? check_preemption_disabled+0x48/0x200
[  430.966789]  ? __lock_is_held+0xb5/0x140
[  430.970852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.976386]  ? check_preemption_disabled+0x48/0x200
[  430.981413]  run_timer_softirq+0x52/0xb0
[  430.985474]  ? rcu_read_lock_sched_held+0x108/0x120
[  430.990489]  __do_softirq+0x30b/0xad8
[  430.994306]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  430.999417]  ? pvclock_read_flags+0x160/0x160
[  431.003915]  ? lapic_next_event+0x5a/0x90
[  431.008070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.013610]  ? check_preemption_disabled+0x48/0x200
[  431.018624]  ? check_preemption_disabled+0x48/0x200
[  431.023739]  ? kvm_clock_read+0x18/0x30
[  431.027712]  ? kvm_sched_clock_read+0x9/0x20
[  431.032125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.037662]  ? check_preemption_disabled+0x48/0x200
[  431.042693]  irq_exit+0x17f/0x1c0
[  431.046151]  smp_apic_timer_interrupt+0x1cb/0x760
[  431.050990]  ? smp_reschedule_interrupt+0x109/0x650
[  431.056024]  ? smp_call_function_single_interrupt+0x650/0x650
[  431.061913]  ? interrupt_entry+0xb5/0xf0
[  431.065979]  ? trace_hardirqs_off_caller+0xbb/0x300
[  431.070994]  ? trace_hardirqs_off_caller+0xbb/0x300
[  431.076015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.080863]  ? trace_hardirqs_off+0x300/0x300
[  431.085354]  ? trace_hardirqs_off+0x300/0x300
[  431.089850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.095413]  ? check_preemption_disabled+0x48/0x200
[  431.100433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.105977]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.110832]  apic_timer_interrupt+0xf/0x20
[  431.115062]  </IRQ>
[  431.117309] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  431.122592] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  431.141491] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  431.149208] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  431.156476] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  431.163747] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  431.171012] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  431.178289] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  431.185603]  ? arch_local_irq_restore+0x45/0x52
[  431.190290]  dump_stack+0x26a/0x2b4
[  431.193924]  ? dump_stack_print_info.cold.2+0x52/0x52
[  431.199128]  ? mark_held_locks+0x130/0x130
[  431.203366]  ? mark_held_locks+0x130/0x130
[  431.207615]  dump_header+0x27b/0xf72
[  431.211347]  ? pagefault_out_of_memory+0x197/0x197
[  431.216280]  ? mark_held_locks+0x130/0x130
[  431.220518]  ? __lock_acquire+0x7ec/0x4ec0
[  431.224756]  ? print_usage_bug+0xc0/0xc0
[  431.228827]  ? graph_lock+0x170/0x170
[  431.232629]  ? graph_lock+0x170/0x170
[  431.236433]  ? print_usage_bug+0xc0/0xc0
[  431.240493]  ? print_usage_bug+0xc0/0xc0
[  431.244562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.250119]  ? find_held_lock+0x36/0x1c0
[  431.254188]  ? mark_held_locks+0xc7/0x130
[  431.258340]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.263442]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.268544]  ? lockdep_hardirqs_on+0x421/0x5c0
[  431.273139]  ? trace_hardirqs_on+0xbd/0x310
[  431.277456]  ? kasan_check_read+0x11/0x20
[  431.281607]  ? ___ratelimit+0x36f/0x655
[  431.285609]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.291059]  ? trace_hardirqs_on+0x310/0x310
[  431.295470]  ? lock_downgrade+0x900/0x900
[  431.299625]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.304734]  ? ___ratelimit+0xaa/0x655
[  431.308630]  ? idr_get_free+0xec0/0xec0
[  431.312604]  ? kasan_check_write+0x14/0x20
[  431.316843]  ? do_raw_spin_lock+0xc1/0x200
[  431.321086]  oom_kill_process.cold.27+0x10/0x903
[  431.325849]  ? graph_lock+0x170/0x170
[  431.329651]  ? _raw_spin_unlock+0x2c/0x50
[  431.333800]  ? oom_badness+0xe6/0xaa0
[  431.337692]  ? oom_evaluate_task+0x540/0x540
[  431.342109]  ? find_held_lock+0x36/0x1c0
[  431.346181]  ? out_of_memory+0x974/0x14c0
[  431.350329]  ? lock_downgrade+0x900/0x900
[  431.354473]  ? check_preemption_disabled+0x48/0x200
[  431.359494]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  431.365290]  ? kasan_check_read+0x11/0x20
[  431.369438]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.374719]  ? rcu_bh_qs+0xc0/0xc0
[  431.378265]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  431.383279]  ? oom_evaluate_task+0x302/0x540
[  431.387692]  out_of_memory+0xa86/0x14c0
[  431.391675]  ? oom_killer_disable+0x3a0/0x3a0
[  431.396172]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  431.401105]  ? __mutex_add_waiter+0x2a0/0x2a0
[  431.405616]  __alloc_pages_slowpath+0x2318/0x2d80
[  431.410495]  ? warn_alloc+0x120/0x120
[  431.414300]  ? lock_downgrade+0x900/0x900
[  431.418452]  ? print_usage_bug+0xc0/0xc0
[  431.422512]  ? warn_alloc+0x120/0x120
[  431.426313]  ? print_usage_bug+0xc0/0xc0
[  431.430378]  ? debug_check_no_obj_freed+0x305/0x58d
[  431.435397]  ? print_usage_bug+0xc0/0xc0
[  431.439463]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.445011]  ? should_fail+0x22d/0xd01
[  431.448905]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.454009]  ? __lock_acquire+0x7ec/0x4ec0
[  431.458278]  ? __lock_is_held+0xb5/0x140
[  431.462352]  ? graph_lock+0x170/0x170
[  431.466163]  ? ___might_sleep+0x1ed/0x300
[  431.470348]  ? lock_release+0x970/0x970
[  431.474332]  ? arch_local_save_flags+0x40/0x40
[  431.478942]  ? __might_sleep+0x95/0x190
[  431.482933]  __alloc_pages_nodemask+0xa80/0xde0
[  431.487614]  ? graph_lock+0x170/0x170
[  431.491424]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  431.496438]  ? graph_lock+0x170/0x170
[  431.500252]  ? mark_held_locks+0xc7/0x130
[  431.504398]  ? find_held_lock+0x36/0x1c0
[  431.508466]  ? cache_grow_begin+0x5a4/0x8c0
[  431.512787]  ? lockdep_hardirqs_on+0x421/0x5c0
[  431.517371]  ? trace_hardirqs_on+0xbd/0x310
[  431.521696]  ? fallback_alloc+0x203/0x2e0
[  431.525853]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.531308]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  431.536854]  cache_grow_begin+0x91/0x8c0
[  431.540920]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.545341]  fallback_alloc+0x203/0x2e0
[  431.549326]  ____cache_alloc_node+0x1c7/0x1e0
[  431.553831]  kmem_cache_alloc_node_trace+0xe7/0x740
[  431.558860]  __kmalloc_node_track_caller+0x33/0x70
[  431.563798]  __kmalloc_reserve.isra.39+0x41/0xe0
[  431.568562]  __alloc_skb+0x155/0x770
[  431.572293]  ? skb_scrub_packet+0x490/0x490
[  431.576616]  ? if_nlmsg_size+0x5d1/0xbb0
[  431.580861]  ? nla_put_ifalias+0x170/0x170
[  431.585112]  ? softnet_seq_show+0x470/0x470
[  431.589437]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  431.594457]  ? netif_tx_stop_all_queues+0xd9/0x110
[  431.599394]  rtmsg_ifinfo_build_skb+0x74/0x190
[  431.603987]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  431.608848]  rtmsg_ifinfo+0x8c/0xa0
[  431.612485]  dev_close_many+0x3be/0x860
[  431.616468]  ? unlist_netdevice+0x670/0x670
[  431.620792]  ? find_held_lock+0x36/0x1c0
[  431.624866]  ? __queue_work+0x6be/0x1440
[  431.628926]  ? lock_downgrade+0x900/0x900
[  431.633082]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.638623]  ? rtnl_is_locked+0xb5/0xf0
[  431.642607]  ? rtnl_trylock+0x20/0x20
[  431.647007]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.651421]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  431.656009]  rollback_registered_many+0x56e/0x1240
[  431.660949]  ? generic_xdp_install+0x4c0/0x4c0
[  431.665540]  ? max_active_store+0x170/0x170
[  431.669873]  ? graph_lock+0x170/0x170
[  431.673677]  ? print_usage_bug+0xc0/0xc0
[  431.677738]  ? print_usage_bug+0xc0/0xc0
[  431.681798]  ? kfree_skbmem+0x154/0x230
[  431.685777]  ? graph_lock+0x170/0x170
[  431.689589]  ? print_usage_bug+0xc0/0xc0
[  431.693662]  ? find_held_lock+0x36/0x1c0
[  431.697735]  ? mark_held_locks+0xc7/0x130
[  431.701892]  rollback_registered+0x1e9/0x420
[  431.706303]  ? lockdep_hardirqs_on+0x351/0x5c0
[  431.710886]  ? rollback_registered_many+0x1240/0x1240
[  431.716076]  ? trace_hardirqs_on+0xbd/0x310
[  431.720407]  ? linkwatch_schedule_work+0x150/0x170
[  431.725338]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.730795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.736325]  ? rtnl_is_locked+0xb5/0xf0
[  431.740293]  ? rtnl_trylock+0x20/0x20
[  431.744106]  ? queue_delayed_work_on+0x130/0x1f0
[  431.748869]  unregister_netdevice_queue+0x321/0x5e0
[  431.753893]  ? rollback_registered+0x420/0x420
[  431.758475]  ? linkwatch_schedule_work+0x170/0x170
[  431.763410]  ? tun_show_owner+0x170/0x170
[  431.767563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.773119]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  431.778485]  ? __tun_detach+0x6ba/0x15c0
[  431.782553]  __tun_detach+0x11b8/0x15c0
[  431.786534]  ? __call_rcu.constprop.69+0x429/0xbc0
[  431.791472]  ? tun_attach+0x1770/0x1770
[  431.795446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.800981]  ? check_preemption_disabled+0x48/0x200
[  431.806007]  ? graph_lock+0x170/0x170
[  431.809830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.815368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.820903]  ? locks_remove_file+0x3c6/0x5c0
[  431.825314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.830851]  ? ima_file_free+0x132/0x650
[  431.834920]  ? __lock_is_held+0xb5/0x140
[  431.838990]  ? __tun_detach+0x15c0/0x15c0
[  431.843144]  ? __tun_detach+0x15c0/0x15c0
[  431.847288]  tun_chr_close+0xe3/0x180
[  431.851098]  __fput+0x385/0xa30
[  431.854393]  ? get_max_files+0x20/0x20
[  431.858288]  ? ___might_sleep+0x1ed/0x300
[  431.862438]  ? arch_local_save_flags+0x40/0x40
[  431.867031]  ____fput+0x15/0x20
[  431.870311]  task_work_run+0x1e8/0x2a0
[  431.874204]  ? task_work_cancel+0x240/0x240
[  431.878534]  ? switch_task_namespaces+0xb8/0xd0
[  431.883211]  do_exit+0x1ad7/0x2610
[  431.886771]  ? mm_update_next_owner+0x990/0x990
[  431.891441]  ? print_usage_bug+0xc0/0xc0
[  431.895508]  ? __lock_acquire+0x7ec/0x4ec0
[  431.899748]  ? find_held_lock+0x36/0x1c0
[  431.903819]  ? __lock_acquire+0x7ec/0x4ec0
[  431.908054]  ? mark_held_locks+0x130/0x130
[  431.912292]  ? lock_acquire+0x1ed/0x520
[  431.916272]  ? mark_held_locks+0x130/0x130
[  431.920509]  ? arch_local_save_flags+0x40/0x40
[  431.925089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.930654]  ? __mutex_lock+0x872/0x1710
[  431.934718]  ? __switch_to_asm+0x40/0x70
[  431.938782]  ? __switch_to_asm+0x34/0x70
[  431.942843]  ? pipe_wait+0x266/0x2c0
[  431.946562]  ? mutex_trylock+0x2b0/0x2b0
[  431.950653]  ? graph_lock+0x170/0x170
[  431.954452]  ? find_held_lock+0x36/0x1c0
[  431.958521]  ? memset+0x31/0x40
[  431.961807]  ? find_held_lock+0x36/0x1c0
[  431.965878]  ? get_signal+0x95b/0x1980
[  431.969771]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.974267]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.978773]  do_group_exit+0x177/0x440
[  431.982668]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.988122]  ? __ia32_sys_exit+0x50/0x50
[  431.992197]  get_signal+0x8b0/0x1980
[  431.995923]  ? ptrace_notify+0x130/0x130
[  431.999989]  ? finish_wait+0x430/0x430
[  432.003880]  ? graph_lock+0x170/0x170
[  432.007691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.013230]  ? pipe_read+0x702/0x940
[  432.016949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.022497]  do_signal+0x9c/0x21e0
[  432.026039]  ? __vfs_read+0x11f/0x9b0
[  432.029848]  ? vfs_copy_file_range+0xb90/0xb90
[  432.034430]  ? setup_sigcontext+0x7d0/0x7d0
[  432.038787]  ? exit_to_usermode_loop+0x8c/0x380
[  432.043475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.049034]  exit_to_usermode_loop+0x2e5/0x380
[  432.053627]  ? syscall_slow_exit_work+0x520/0x520
[  432.058474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.064024]  do_syscall_64+0x6be/0x820
[  432.067917]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  432.073283]  ? syscall_return_slowpath+0x5e0/0x5e0
[  432.078210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.083061]  ? trace_hardirqs_off+0x300/0x300
[  432.087566]  ? prepare_exit_to_usermode+0x291/0x3b0
[  432.092606]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.097464]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  432.102651] RIP: 0033:0x410e10
[  432.105847] Code: Bad RIP value.
[  432.109206] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  432.116918] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  432.124186] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  432.131453] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  432.138718] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  432.145982] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  432.153276] warn_alloc_show_mem: 1 callbacks suppressed
[  432.153288] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  432.153290] Mem-Info:
[  432.153320] active_anon:46161 inactive_anon:461 isolated_anon:0
[  432.153320]  active_file:19 inactive_file:16 isolated_file:0
[  432.153320]  unevictable:0 dirty:0 writeback:0 unstable:0
[  432.153320]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  432.153320]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  432.153320]  free:13785 free_pcp:397 free_cma:0
[  432.158668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.165942] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  432.168338] Call Trace:
[  432.201133] Node 0 
[  432.210491]  <IRQ>
[  432.238087] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  432.240657]  dump_stack+0x1c4/0x2b4
[  432.242862] lowmem_reserve[]:
[  432.245010]  ? dump_stack_print_info.cold.2+0x52/0x52
[  432.270497]  0
[  432.274146]  warn_alloc.cold.118+0xb7/0x1bd
[  432.277208]  2815
[  432.282405]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.284179]  6318
[  432.288493]  ? lock_downgrade+0x900/0x900
[  432.290529]  6318
[  432.295381]  ? trace_hardirqs_off+0xb8/0x300
[  432.297415] Node 0 
[  432.301561]  ? trace_hardirqs_off+0xb8/0x300
[  432.303625] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  432.303633] lowmem_reserve[]:
[  432.308045]  __alloc_pages_slowpath+0x2667/0x2d80
[  432.310242]  0 0
[  432.314683]  ? warn_alloc+0x120/0x120
[  432.341350]  3503 3503
[  432.344471]  ? trace_hardirqs_on+0x310/0x310
[  432.351266]  ? warn_alloc+0x120/0x120
[  432.355044] Node 0 
[  432.357537]  ? print_usage_bug+0xc0/0xc0
[  432.361940] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  432.365705]  ? warn_alloc+0x120/0x120
[  432.367919] lowmem_reserve[]:
[  432.371974]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  432.400485]  0
[  432.404279]  ? print_usage_bug+0xc0/0xc0
[  432.407358]  0
[  432.412367]  ? __lock_acquire+0x7ec/0x4ec0
[  432.414147]  0
[  432.418200]  ? __lock_acquire+0x7ec/0x4ec0
[  432.419981]  0
[  432.424212]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.430216]  ? should_fail+0x22d/0xd01
[  432.431994] Node 0 
[  432.437525]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.441382] DMA: 
[  432.443617]  ? __lock_acquire+0x7ec/0x4ec0
[  432.448694] 1*4kB 
[  432.450753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.454956] (U) 
[  432.457096]  ? __lock_acquire+0x7ec/0x4ec0
[  432.462172] 0*8kB 0*16kB 
[  432.464154]  ? should_fail+0x22d/0xd01
[  432.468359] 1*32kB 
[  432.471107]  ? print_usage_bug+0xc0/0xc0
[  432.471131]  ? mark_held_locks+0x130/0x130
[  432.474986] (U) 
[  432.477216]  ? mark_held_locks+0x130/0x130
[  432.481251] 2*64kB 
[  432.485480]  ? graph_lock+0x170/0x170
[  432.487428] (U) 
[  432.491653]  ? print_usage_bug+0xc0/0xc0
[  432.493865] 1*128kB 
[  432.497663]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  432.499611] (U) 
[  432.503663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.505961] 1*256kB 
[  432.510705]  ? check_preemption_disabled+0x48/0x200
[  432.512654] (U) 
[  432.518179]  ? check_preemption_disabled+0x48/0x200
[  432.520478] 0*512kB 
[  432.525494]  ? __lock_is_held+0xb5/0x140
[  432.527439] 1*1024kB 
[  432.532449]  __alloc_pages_nodemask+0xa80/0xde0
[  432.534744] (U) 
[  432.538794]  ? graph_lock+0x170/0x170
[  432.541182] 1*2048kB 
[  432.545846]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  432.547800] (M) 
[  432.551605]  ? graph_lock+0x170/0x170
[  432.553987] 3*4096kB 
[  432.559002]  ? find_held_lock+0x36/0x1c0
[  432.560946] (M) 
[  432.564745]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.567126] = 15908kB
[  432.571180]  ? lock_downgrade+0x900/0x900
[  432.573177] Node 0 
[  432.577846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.580223] DMA32: 
[  432.584365]  cache_grow_begin+0x91/0x8c0
[  432.586578] 3*4kB 
[  432.592114]  ? do_raw_spin_unlock+0xa7/0x2f0
[  432.594325] (M) 
[  432.598383]  fallback_alloc+0x203/0x2e0
[  432.600507] 1*8kB 
[  432.604913]  ____cache_alloc_node+0x1c7/0x1e0
[  432.606859] (M) 
[  432.610825]  kmem_cache_alloc_node+0xe3/0x730
[  432.612950] 3*16kB 
[  432.617436]  ? ipv6_get_ifaddr+0x42e/0x620
[  432.619381] (UM) 
[  432.623877]  __alloc_skb+0x119/0x770
[  432.626081] 3*32kB 
[  432.630312]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.632350] (UM) 
[  432.636069]  ? skb_scrub_packet+0x490/0x490
[  432.638283] 2*64kB 
[  432.643986]  ? lock_downgrade+0x900/0x900
[  432.646024] (UM) 
[  432.650349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.652556] 5*128kB 
[  432.656713]  ? refcount_sub_and_test_checked+0x203/0x310
[  432.658751] (UM) 
[  432.664308]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  432.666607] 3*256kB (M) 
[  432.672085]  ? addrconf_rs_timer+0x6f0/0x6f0
[  432.674125] 4*512kB 
[  432.679603]  ndisc_alloc_skb+0x144/0x340
[  432.682233] (M) 
[  432.686643]  ndisc_send_rs+0x331/0x6e0
[  432.688929] 3*1024kB (UM) 
[  432.693002]  addrconf_rs_timer+0x3c0/0x6f0
[  432.694944] 3*2048kB 
[  432.698829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.701645] (M) 
[  432.705891]  call_timer_fn+0x272/0x920
[  432.708264] 3*4096kB 
[  432.712491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.714437] (M) 
[  432.718321]  ? process_timeout+0x40/0x40
[  432.720704] = 25252kB
[  432.724931]  ? find_held_lock+0x36/0x1c0
[  432.726882] Node 0 
[  432.730941]  ? __run_timers+0x7da/0xc70
[  432.733318] Normal: 
[  432.737373]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.739589] 1016*4kB 
[  432.743556]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.745864] (UME) 
[  432.750353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.752739] 348*8kB 
[  432.757229]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  432.759352] (UME) 
[  432.763599]  ? trace_hardirqs_on+0xbd/0x310
[  432.765890] 167*16kB 
[  432.771077]  ? kasan_check_read+0x11/0x20
[  432.773200] (UME) 
[  432.777771]  ? __run_timers+0x7da/0xc70
[  432.780158] 68*32kB 
[  432.784298]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  432.786417] (UME) 
[  432.790396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.792690] 21*64kB 
[  432.798134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.800254] (M) 
[  432.804488]  __run_timers+0x7e5/0xc70
[  432.806781] 6*128kB (UM) 
[  432.811034]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  432.812974] 1*256kB 
[  432.816768]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.819497] (U) 
[  432.824853]  ? graph_lock+0x170/0x170
[  432.827152] 0*512kB 
[  432.832158]  ? enqueue_hrtimer+0x1a5/0x560
[  432.834111] 0*1024kB 
[  432.837903]  ? lock_release+0x970/0x970
[  432.840198] 0*2048kB 0*4096kB 
[  432.844434]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.846816] = 14064kB
[  432.850788]  ? find_held_lock+0x36/0x1c0
[  432.853958] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  432.859143]  ? graph_lock+0x170/0x170
[  432.861533] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  432.865603]  ? pvclock_read_flags+0x160/0x160
[  432.874418] 503 total pagecache pages
[  432.878254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.886818] 0 pages in swap cache
[  432.891325]  ? check_preemption_disabled+0x48/0x200
[  432.895109] Swap cache stats: add 0, delete 0, find 0/0
[  432.900656]  ? __lock_is_held+0xb5/0x140
[  432.904073] Free swap  = 0kB
[  432.909099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.914437] Total swap = 0kB
[  432.918491]  ? check_preemption_disabled+0x48/0x200
[  432.921481] 1965979 pages RAM
[  432.927013]  run_timer_softirq+0x52/0xb0
[  432.930001] 0 pages HighMem/MovableOnly
[  432.935008]  ? rcu_read_lock_sched_held+0x108/0x120
[  432.938084] 343324 pages reserved
[  432.942137]  __do_softirq+0x30b/0xad8
[  432.946087] 0 pages cma reserved
[  432.951107]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  432.954637] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.958323]  ? pvclock_read_flags+0x160/0x160
[  432.961728] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.966761]  ? lapic_next_event+0x5a/0x90
[  432.973227] syz-executor2 cpuset=
[  432.977716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.988174] syz2
[  432.992317]  ? check_preemption_disabled+0x48/0x200
[  432.995750]  mems_allowed=0
[  433.001268]  ? check_preemption_disabled+0x48/0x200
[  433.001289]  ? kvm_clock_read+0x18/0x30
[  433.020112]  ? kvm_sched_clock_read+0x9/0x20
[  433.024525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.030060]  ? check_preemption_disabled+0x48/0x200
[  433.035087]  irq_exit+0x17f/0x1c0
[  433.038545]  smp_apic_timer_interrupt+0x1cb/0x760
[  433.043393]  ? smp_reschedule_interrupt+0x109/0x650
[  433.048414]  ? smp_call_function_single_interrupt+0x650/0x650
[  433.054310]  ? interrupt_entry+0xb5/0xf0
[  433.058380]  ? trace_hardirqs_off_caller+0xbb/0x300
[  433.063395]  ? trace_hardirqs_off_caller+0xbb/0x300
[  433.068412]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.073259]  ? trace_hardirqs_off+0x300/0x300
[  433.077757]  ? trace_hardirqs_off+0x300/0x300
[  433.082253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.087800]  ? check_preemption_disabled+0x48/0x200
[  433.092823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.098370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.103227]  apic_timer_interrupt+0xf/0x20
[  433.107454]  </IRQ>
[  433.109698] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  433.114632] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  433.133528] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  433.141237] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  433.148509] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  433.155776] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  433.163049] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  433.170326] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  433.177657]  skb_clone+0x1bb/0x500
[  433.181200]  ? skb_split+0x11e0/0x11e0
[  433.185095]  ? preempt_notifier_register+0x200/0x200
[  433.190198]  ? __switch_to_asm+0x34/0x70
[  433.194261]  ? __switch_to_asm+0x34/0x70
[  433.198323]  ? __switch_to_asm+0x40/0x70
[  433.202384]  ? __switch_to_asm+0x34/0x70
[  433.206447]  ? __switch_to_asm+0x40/0x70
[  433.210511]  ? __switch_to_asm+0x40/0x70
[  433.214580]  ? __switch_to_asm+0x34/0x70
[  433.218730]  ? __switch_to_asm+0x34/0x70
[  433.222791]  ? __switch_to_asm+0x40/0x70
[  433.226852]  ? __switch_to_asm+0x34/0x70
[  433.230921]  bpf_clone_redirect+0xb9/0x490
[  433.235164]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  433.240182]  ? __sched_text_start+0x8/0x8
[  433.244336]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  433.249104]  ? find_held_lock+0x36/0x1c0
[  433.253175]  ? lock_acquire+0x1ed/0x520
[  433.257159]  ? bpf_test_run+0x32e/0x5a0
[  433.261136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.266677]  ? check_preemption_disabled+0x48/0x200
[  433.271700]  ? kasan_check_read+0x11/0x20
[  433.275853]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.281131]  ? rcu_bh_qs+0xc0/0xc0
[  433.284680]  ? preempt_schedule+0x4d/0x60
[  433.288833]  ? ___preempt_schedule+0x16/0x18
[  433.293253]  ? bpf_test_run+0x1c0/0x5a0
[  433.297233]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  433.302083]  ? netlink_diag_dump+0x2a0/0x2a0
[  433.306504]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.312053]  ? bpf_test_init.isra.9+0x70/0x100
[  433.316655]  ? bpf_prog_test_run_skb+0x634/0xb40
[  433.321427]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  433.326717]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  433.332253]  ? fput+0x130/0x1a0
[  433.335533]  ? __bpf_prog_get+0x9b/0x290
[  433.339612]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  433.344452]  ? bpf_prog_test_run+0x130/0x1a0
[  433.348866]  ? __x64_sys_bpf+0x3d8/0x510
[  433.352932]  ? bpf_prog_get+0x20/0x20
[  433.356760]  ? do_syscall_64+0x1b9/0x820
[  433.360821]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  433.366188]  ? syscall_return_slowpath+0x5e0/0x5e0
[  433.371120]  ? trace_hardirqs_off+0x300/0x300
[  433.375629]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  433.380647]  ? recalc_sigpending_tsk+0x180/0x180
[  433.385401]  ? kasan_check_write+0x14/0x20
[  433.389647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.394501]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  433.399887] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  433.399978] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  433.407102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.407109] Call Trace:
[  433.407117]  <IRQ>
[  433.407141]  dump_stack+0x1c4/0x2b4
[  433.407155]  ? dump_stack_print_info.cold.2+0x52/0x52
[  433.407179]  warn_alloc.cold.118+0xb7/0x1bd
[  433.407198]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.413842] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  433.423076]  ? lock_downgrade+0x900/0x900
[  433.425642] syz-executor4 cpuset=
[  433.427793]  ? trace_hardirqs_off+0xb8/0x300
[  433.431389] syz4
[  433.436587]  ? trace_hardirqs_off+0xb8/0x300
[  433.440881]  mems_allowed=0
[  433.445724]  __alloc_pages_slowpath+0x2667/0x2d80
[  433.482287]  ? warn_alloc+0x120/0x120
[  433.486092]  ? graph_lock+0x170/0x170
[  433.489898]  ? warn_alloc+0x120/0x120
[  433.493703]  ? print_usage_bug+0xc0/0xc0
[  433.497767]  ? warn_alloc+0x120/0x120
[  433.501579]  ? print_usage_bug+0xc0/0xc0
[  433.505649]  ? __lock_acquire+0x7ec/0x4ec0
[  433.509884]  ? __lock_acquire+0x7ec/0x4ec0
[  433.514127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.519668]  ? should_fail+0x22d/0xd01
[  433.523564]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.528676]  ? __lock_acquire+0x7ec/0x4ec0
[  433.532921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.538022]  ? __lock_acquire+0x7ec/0x4ec0
[  433.542257]  ? should_fail+0x22d/0xd01
[  433.546157]  ? mark_held_locks+0x130/0x130
[  433.550399]  ? mark_held_locks+0x130/0x130
[  433.554633]  ? graph_lock+0x170/0x170
[  433.558435]  ? graph_lock+0x170/0x170
[  433.562236]  ? graph_lock+0x170/0x170
[  433.566038]  ? print_usage_bug+0xc0/0xc0
[  433.570102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.575649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.581191]  ? check_preemption_disabled+0x48/0x200
[  433.586206]  ? check_preemption_disabled+0x48/0x200
[  433.591237]  ? __lock_is_held+0xb5/0x140
[  433.595317]  __alloc_pages_nodemask+0xa80/0xde0
[  433.599995]  ? graph_lock+0x170/0x170
[  433.603806]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  433.608817]  ? graph_lock+0x170/0x170
[  433.612635]  ? find_held_lock+0x36/0x1c0
[  433.616714]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.621385]  ? lock_downgrade+0x900/0x900
[  433.625540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.631092]  cache_grow_begin+0x91/0x8c0
[  433.635173]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.639597]  fallback_alloc+0x203/0x2e0
[  433.643850]  ____cache_alloc_node+0x1c7/0x1e0
[  433.648360]  kmem_cache_alloc_node+0xe3/0x730
[  433.652874]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.657144]  __alloc_skb+0x119/0x770
[  433.660870]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.666153]  ? skb_scrub_packet+0x490/0x490
[  433.670479]  ? lock_downgrade+0x900/0x900
[  433.674638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.680177]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.685633]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.691091]  ? addrconf_rs_timer+0x6f0/0x6f0
[  433.695526]  ndisc_alloc_skb+0x144/0x340
[  433.699610]  ndisc_send_rs+0x331/0x6e0
[  433.703513]  addrconf_rs_timer+0x3c0/0x6f0
[  433.707754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.712004]  call_timer_fn+0x272/0x920
[  433.715899]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.720138]  ? process_timeout+0x40/0x40
[  433.724201]  ? find_held_lock+0x36/0x1c0
[  433.728286]  ? mark_held_locks+0xc7/0x130
[  433.732436]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.736929]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.741434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.745673]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  433.750258]  ? trace_hardirqs_on+0xbd/0x310
[  433.754595]  ? kasan_check_read+0x11/0x20
[  433.758752]  ? __run_timers+0x7da/0xc70
[  433.762730]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.768198]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.772443]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.776684]  __run_timers+0x7e5/0xc70
[  433.780513]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  433.785882]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  433.790903]  ? graph_lock+0x170/0x170
[  433.794709]  ? print_usage_bug+0xc0/0xc0
[  433.798770]  ? lock_release+0x970/0x970
[  433.802749]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  433.807947]  ? find_held_lock+0x36/0x1c0
[  433.812012]  ? graph_lock+0x170/0x170
[  433.815820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.821355]  ? check_preemption_disabled+0x48/0x200
[  433.826386]  ? __lock_is_held+0xb5/0x140
[  433.830446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.835981]  ? check_preemption_disabled+0x48/0x200
[  433.841005]  run_timer_softirq+0x52/0xb0
[  433.845065]  ? rcu_read_lock_sched_held+0x108/0x120
[  433.850086]  __do_softirq+0x30b/0xad8
[  433.853905]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  433.859018]  ? pvclock_read_flags+0x160/0x160
[  433.863515]  ? lapic_next_event+0x5a/0x90
[  433.867666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.873201]  ? check_preemption_disabled+0x48/0x200
[  433.878213]  ? check_preemption_disabled+0x48/0x200
[  433.883233]  ? kvm_clock_read+0x18/0x30
[  433.887209]  ? kvm_sched_clock_read+0x9/0x20
[  433.891624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.897162]  ? check_preemption_disabled+0x48/0x200
[  433.902192]  irq_exit+0x17f/0x1c0
[  433.905648]  smp_apic_timer_interrupt+0x1cb/0x760
[  433.910490]  ? smp_reschedule_interrupt+0x109/0x650
[  433.915525]  ? smp_call_function_single_interrupt+0x650/0x650
[  433.921413]  ? interrupt_entry+0xb5/0xf0
[  433.925480]  ? trace_hardirqs_off_caller+0xbb/0x300
[  433.930497]  ? trace_hardirqs_off_caller+0xbb/0x300
[  433.935515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.940359]  ? trace_hardirqs_off+0x300/0x300
[  433.944850]  ? trace_hardirqs_off+0x300/0x300
[  433.949349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.954884]  ? check_preemption_disabled+0x48/0x200
[  433.959904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.965469]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.970325]  apic_timer_interrupt+0xf/0x20
[  433.974552]  </IRQ>
[  433.976799] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  433.982077] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  434.000979] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  434.008687] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  434.015956] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  434.023221] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  434.030486] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  434.037760] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  434.045050]  ? arch_local_irq_restore+0x45/0x52
[  434.049733]  dump_stack+0x26a/0x2b4
[  434.053368]  ? dump_stack_print_info.cold.2+0x52/0x52
[  434.058560]  ? mark_held_locks+0x130/0x130
[  434.062807]  ? mark_held_locks+0x130/0x130
[  434.067047]  dump_header+0x27b/0xf72
[  434.070775]  ? pagefault_out_of_memory+0x197/0x197
[  434.075717]  ? mark_held_locks+0x130/0x130
[  434.079951]  ? __lock_acquire+0x7ec/0x4ec0
[  434.084190]  ? print_usage_bug+0xc0/0xc0
[  434.088259]  ? graph_lock+0x170/0x170
[  434.092055]  ? graph_lock+0x170/0x170
[  434.095858]  ? print_usage_bug+0xc0/0xc0
[  434.099920]  ? print_usage_bug+0xc0/0xc0
[  434.103991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.109539]  ? find_held_lock+0x36/0x1c0
[  434.113623]  ? mark_held_locks+0xc7/0x130
[  434.117784]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  434.123417]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  434.128533]  ? lockdep_hardirqs_on+0x421/0x5c0
[  434.133130]  ? trace_hardirqs_on+0xbd/0x310
[  434.138154]  ? kasan_check_read+0x11/0x20
[  434.142308]  ? ___ratelimit+0x36f/0x655
[  434.146295]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.151757]  ? trace_hardirqs_on+0x310/0x310
[  434.156197]  ? lock_downgrade+0x900/0x900
[  434.160366]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  434.165481]  ? ___ratelimit+0xaa/0x655
[  434.169377]  ? idr_get_free+0xec0/0xec0
[  434.173350]  ? kasan_check_write+0x14/0x20
[  434.177609]  ? do_raw_spin_lock+0xc1/0x200
[  434.181855]  oom_kill_process.cold.27+0x10/0x903
[  434.186611]  ? graph_lock+0x170/0x170
[  434.190677]  ? _raw_spin_unlock+0x2c/0x50
[  434.194833]  ? oom_badness+0xe6/0xaa0
[  434.198655]  ? oom_evaluate_task+0x540/0x540
[  434.203080]  ? find_held_lock+0x36/0x1c0
[  434.207176]  ? out_of_memory+0x974/0x14c0
[  434.211508]  ? lock_downgrade+0x900/0x900
[  434.215659]  ? check_preemption_disabled+0x48/0x200
[  434.220686]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  434.226480]  ? kasan_check_read+0x11/0x20
[  434.230673]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.235952]  ? rcu_bh_qs+0xc0/0xc0
[  434.239496]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.244510]  ? oom_evaluate_task+0x302/0x540
[  434.248924]  out_of_memory+0xa86/0x14c0
[  434.252911]  ? oom_killer_disable+0x3a0/0x3a0
[  434.257406]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  434.262337]  ? __mutex_add_waiter+0x2a0/0x2a0
[  434.266849]  __alloc_pages_slowpath+0x2318/0x2d80
[  434.271749]  ? warn_alloc+0x120/0x120
[  434.275552]  ? lock_downgrade+0x900/0x900
[  434.279718]  ? print_usage_bug+0xc0/0xc0
[  434.283782]  ? warn_alloc+0x120/0x120
[  434.287592]  ? print_usage_bug+0xc0/0xc0
[  434.291661]  ? debug_check_no_obj_freed+0x305/0x58d
[  434.296677]  ? print_usage_bug+0xc0/0xc0
[  434.300744]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.306281]  ? should_fail+0x22d/0xd01
[  434.310175]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.315278]  ? __lock_acquire+0x7ec/0x4ec0
[  434.319540]  ? __lock_is_held+0xb5/0x140
[  434.323619]  ? graph_lock+0x170/0x170
[  434.327425]  ? ___might_sleep+0x1ed/0x300
[  434.331579]  ? lock_release+0x970/0x970
[  434.335556]  ? arch_local_save_flags+0x40/0x40
[  434.340159]  ? __might_sleep+0x95/0x190
[  434.344138]  __alloc_pages_nodemask+0xa80/0xde0
[  434.348820]  ? graph_lock+0x170/0x170
[  434.352627]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  434.357641]  ? graph_lock+0x170/0x170
[  434.361457]  ? mark_held_locks+0xc7/0x130
[  434.365607]  ? find_held_lock+0x36/0x1c0
[  434.369678]  ? cache_grow_begin+0x5a4/0x8c0
[  434.373997]  ? lockdep_hardirqs_on+0x421/0x5c0
[  434.378591]  ? trace_hardirqs_on+0xbd/0x310
[  434.382918]  ? fallback_alloc+0x203/0x2e0
[  434.387070]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.392532]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  434.398072]  cache_grow_begin+0x91/0x8c0
[  434.402142]  ? do_raw_spin_unlock+0xa7/0x2f0
[  434.406559]  fallback_alloc+0x203/0x2e0
[  434.410546]  ____cache_alloc_node+0x1c7/0x1e0
[  434.415055]  kmem_cache_alloc_node_trace+0xe7/0x740
[  434.420089]  __kmalloc_node_track_caller+0x33/0x70
[  434.425292]  __kmalloc_reserve.isra.39+0x41/0xe0
[  434.430057]  __alloc_skb+0x155/0x770
[  434.433784]  ? skb_scrub_packet+0x490/0x490
[  434.438114]  ? if_nlmsg_size+0x5d1/0xbb0
[  434.442187]  ? nla_put_ifalias+0x170/0x170
[  434.446433]  ? softnet_seq_show+0x470/0x470
[  434.450757]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  434.455771]  ? netif_tx_stop_all_queues+0xd9/0x110
[  434.460705]  rtmsg_ifinfo_build_skb+0x74/0x190
[  434.465299]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  434.470145]  rtmsg_ifinfo+0x8c/0xa0
[  434.473781]  dev_close_many+0x3be/0x860
[  434.477767]  ? unlist_netdevice+0x670/0x670
[  434.482093]  ? find_held_lock+0x36/0x1c0
[  434.486171]  ? __queue_work+0x6be/0x1440
[  434.490237]  ? lock_downgrade+0x900/0x900
[  434.494399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.499935]  ? rtnl_is_locked+0xb5/0xf0
[  434.503913]  ? rtnl_trylock+0x20/0x20
[  434.507725]  ? do_raw_spin_unlock+0xa7/0x2f0
[  434.512137]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  434.516726]  rollback_registered_many+0x56e/0x1240
[  434.521662]  ? generic_xdp_install+0x4c0/0x4c0
[  434.526254]  ? max_active_store+0x170/0x170
[  434.530612]  ? graph_lock+0x170/0x170
[  434.534413]  ? print_usage_bug+0xc0/0xc0
[  434.538474]  ? print_usage_bug+0xc0/0xc0
[  434.542537]  ? kfree_skbmem+0x154/0x230
[  434.546512]  ? graph_lock+0x170/0x170
[  434.550315]  ? print_usage_bug+0xc0/0xc0
[  434.554383]  ? find_held_lock+0x36/0x1c0
[  434.558458]  ? mark_held_locks+0xc7/0x130
[  434.562616]  rollback_registered+0x1e9/0x420
[  434.567024]  ? lockdep_hardirqs_on+0x351/0x5c0
[  434.571610]  ? rollback_registered_many+0x1240/0x1240
[  434.576803]  ? trace_hardirqs_on+0xbd/0x310
[  434.581240]  ? linkwatch_schedule_work+0x150/0x170
[  434.586176]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.591632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.597176]  ? rtnl_is_locked+0xb5/0xf0
[  434.601173]  ? rtnl_trylock+0x20/0x20
[  434.604981]  ? queue_delayed_work_on+0x130/0x1f0
[  434.609748]  unregister_netdevice_queue+0x321/0x5e0
[  434.614770]  ? rollback_registered+0x420/0x420
[  434.619354]  ? linkwatch_schedule_work+0x170/0x170
[  434.624284]  ? tun_show_owner+0x170/0x170
[  434.628434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.633974]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  434.639350]  ? __tun_detach+0x6ba/0x15c0
[  434.643425]  __tun_detach+0x11b8/0x15c0
[  434.647403]  ? __call_rcu.constprop.69+0x429/0xbc0
[  434.652343]  ? tun_attach+0x1770/0x1770
[  434.656324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.661882]  ? check_preemption_disabled+0x48/0x200
[  434.666913]  ? graph_lock+0x170/0x170
[  434.670717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.676258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.681795]  ? locks_remove_file+0x3c6/0x5c0
[  434.686205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.691745]  ? ima_file_free+0x132/0x650
[  434.695811]  ? __lock_is_held+0xb5/0x140
[  434.699879]  ? __tun_detach+0x15c0/0x15c0
[  434.704035]  ? __tun_detach+0x15c0/0x15c0
[  434.708185]  tun_chr_close+0xe3/0x180
[  434.711991]  __fput+0x385/0xa30
[  434.715277]  ? get_max_files+0x20/0x20
[  434.719171]  ? ___might_sleep+0x1ed/0x300
[  434.723321]  ? arch_local_save_flags+0x40/0x40
[  434.727912]  ____fput+0x15/0x20
[  434.731192]  task_work_run+0x1e8/0x2a0
[  434.735087]  ? task_work_cancel+0x240/0x240
[  434.739422]  ? switch_task_namespaces+0xb8/0xd0
[  434.744104]  do_exit+0x1ad7/0x2610
[  434.747656]  ? mm_update_next_owner+0x990/0x990
[  434.752326]  ? print_usage_bug+0xc0/0xc0
[  434.756399]  ? __lock_acquire+0x7ec/0x4ec0
[  434.760634]  ? find_held_lock+0x36/0x1c0
[  434.764704]  ? __lock_acquire+0x7ec/0x4ec0
[  434.768942]  ? mark_held_locks+0x130/0x130
[  434.773181]  ? lock_acquire+0x1ed/0x520
[  434.777700]  ? mark_held_locks+0x130/0x130
[  434.781938]  ? arch_local_save_flags+0x40/0x40
[  434.786520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.792077]  ? __mutex_lock+0x872/0x1710
[  434.796158]  ? __switch_to_asm+0x40/0x70
[  434.800220]  ? __switch_to_asm+0x34/0x70
[  434.804283]  ? pipe_wait+0x266/0x2c0
[  434.808003]  ? mutex_trylock+0x2b0/0x2b0
[  434.812077]  ? graph_lock+0x170/0x170
[  434.815899]  ? find_held_lock+0x36/0x1c0
[  434.819965]  ? memset+0x31/0x40
[  434.823254]  ? find_held_lock+0x36/0x1c0
[  434.827348]  ? get_signal+0x95b/0x1980
[  434.831241]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.835772]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.840284]  do_group_exit+0x177/0x440
[  434.844178]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.849635]  ? __ia32_sys_exit+0x50/0x50
[  434.853713]  get_signal+0x8b0/0x1980
[  434.857439]  ? ptrace_notify+0x130/0x130
[  434.861509]  ? finish_wait+0x430/0x430
[  434.865395]  ? graph_lock+0x170/0x170
[  434.869205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.874760]  ? pipe_read+0x702/0x940
[  434.878478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.884030]  do_signal+0x9c/0x21e0
[  434.887570]  ? __vfs_read+0x11f/0x9b0
[  434.891385]  ? vfs_copy_file_range+0xb90/0xb90
[  434.895970]  ? setup_sigcontext+0x7d0/0x7d0
[  434.900310]  ? exit_to_usermode_loop+0x8c/0x380
[  434.904998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.910541]  exit_to_usermode_loop+0x2e5/0x380
[  434.915138]  ? syscall_slow_exit_work+0x520/0x520
[  434.919979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.925526]  do_syscall_64+0x6be/0x820
[  434.929414]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  434.934782]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.939712]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.944555]  ? trace_hardirqs_off+0x300/0x300
[  434.949060]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.954083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.958940]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  434.964129] RIP: 0033:0x410e10
[  434.967323] Code: Bad RIP value.
[  434.970686] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  434.978393] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  434.985670] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  434.992938] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  435.000202] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  435.007467] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  435.014771] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  435.014777] warn_alloc_show_mem: 1 callbacks suppressed
[  435.014784] Mem-Info:
[  435.022064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.027432] active_anon:46161 inactive_anon:461 isolated_anon:0
[  435.027432]  active_file:19 inactive_file:16 isolated_file:0
[  435.027432]  unevictable:0 dirty:0 writeback:0 unstable:0
[  435.027432]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  435.027432]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  435.027432]  free:13785 free_pcp:397 free_cma:0
[  435.029809] Call Trace:
[  435.039198] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  435.071967]  <IRQ>
[  435.074540] Node 0 
[  435.102227]  dump_stack+0x1c4/0x2b4
[  435.104376] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  435.106593]  ? dump_stack_print_info.cold.2+0x52/0x52
[  435.110191] lowmem_reserve[]: 0
[  435.135723]  warn_alloc.cold.118+0xb7/0x1bd
[  435.140887]  2815
[  435.144170]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.148453]  6318
[  435.150515]  ? lock_downgrade+0x900/0x900
[  435.155328]  6318
[  435.157394]  ? trace_hardirqs_off+0xb8/0x300
[  435.163581]  ? trace_hardirqs_off+0xb8/0x300
[  435.167968] Node 0 DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  435.172405]  __alloc_pages_slowpath+0x2667/0x2d80
[  435.172449]  ? warn_alloc+0x120/0x120
[  435.199737] lowmem_reserve[]:
[  435.204620]  ? trace_hardirqs_on+0x310/0x310
[  435.208382]  0
[  435.211482]  ? warn_alloc+0x120/0x120
[  435.215864]  0 3503
[  435.217666]  ? print_usage_bug+0xc0/0xc0
[  435.221440]  3503
[  435.223673]  ? warn_alloc+0x120/0x120
[  435.229770]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  435.233544] Node 0 
[  435.238552]  ? print_usage_bug+0xc0/0xc0
[  435.238592] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  435.238604] lowmem_reserve[]:
[  435.240839]  ? __lock_acquire+0x7ec/0x4ec0
[  435.244866]  0 0
[  435.273408]  ? __lock_acquire+0x7ec/0x4ec0
[  435.276488]  0
[  435.280717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.282668]  0
[  435.286895]  ? should_fail+0x22d/0xd01
[  435.294228]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.296001] Node 0 
[  435.299878]  ? __lock_acquire+0x7ec/0x4ec0
[  435.304957] DMA: 
[  435.307190]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.311399] 1*4kB 
[  435.313453]  ? __lock_acquire+0x7ec/0x4ec0
[  435.318531] (U) 
[  435.320674]  ? should_fail+0x22d/0xd01
[  435.324882] 0*8kB 
[  435.326848]  ? print_usage_bug+0xc0/0xc0
[  435.330708] 0*16kB 
[  435.332854]  ? mark_held_locks+0x130/0x130
[  435.336884] 1*32kB 
[  435.339117]  ? mark_held_locks+0x130/0x130
[  435.343325] (U) 
[  435.345559]  ? graph_lock+0x170/0x170
[  435.349763] 2*64kB 
[  435.351731]  ? print_usage_bug+0xc0/0xc0
[  435.355506] (U) 
[  435.357739]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  435.361770] 1*128kB 
[  435.363742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.368471] (U) 
[  435.370789]  ? check_preemption_disabled+0x48/0x200
[  435.376301] 1*256kB 
[  435.378268]  ? check_preemption_disabled+0x48/0x200
[  435.383258] (U) 
[  435.385590]  ? __lock_is_held+0xb5/0x140
[  435.390584] 0*512kB 
[  435.392646]  __alloc_pages_nodemask+0xa80/0xde0
[  435.396681] 1*1024kB 
[  435.398996]  ? graph_lock+0x170/0x170
[  435.403639] (U) 
[  435.406044]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  435.409818] 1*2048kB 
[  435.411787]  ? graph_lock+0x170/0x170
[  435.416776] (M) 
[  435.419190]  ? find_held_lock+0x36/0x1c0
[  435.422959] 3*4096kB 
[  435.424935]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.428964] (M) 
[  435.431368]  ? lock_downgrade+0x900/0x900
[  435.436007] = 15908kB
[  435.436015] Node 0 
[  435.437989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.442104] DMA32: 
[  435.444511]  cache_grow_begin+0x91/0x8c0
[  435.446719] 3*4kB 
[  435.452248]  ? do_raw_spin_unlock+0xa7/0x2f0
[  435.454455] (M) 
[  435.458512]  fallback_alloc+0x203/0x2e0
[  435.460633] 1*8kB 
[  435.465038]  ____cache_alloc_node+0x1c7/0x1e0
[  435.466984] (M) 
[  435.470953]  kmem_cache_alloc_node+0xe3/0x730
[  435.473076] 3*16kB 
[  435.477567]  ? ipv6_get_ifaddr+0x42e/0x620
[  435.479519] (UM) 
[  435.484012]  __alloc_skb+0x119/0x770
[  435.486218] 3*32kB 
[  435.490443]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.492476] (UM) 
[  435.496185]  ? skb_scrub_packet+0x490/0x490
[  435.498397] 2*64kB 
[  435.503663]  ? lock_downgrade+0x900/0x900
[  435.505703] (UM) 
[  435.510023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.512233] 5*128kB 
[  435.516377]  ? refcount_sub_and_test_checked+0x203/0x310
[  435.518413] (UM) 
[  435.523949]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  435.526249] 3*256kB 
[  435.531694]  ? addrconf_rs_timer+0x6f0/0x6f0
[  435.533729] (M) 
[  435.539189]  ndisc_alloc_skb+0x144/0x340
[  435.541487] 4*512kB 
[  435.545984]  ndisc_send_rs+0x331/0x6e0
[  435.547927] (M) 
[  435.551986]  addrconf_rs_timer+0x3c0/0x6f0
[  435.554281] 3*1024kB 
[  435.558166]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.560139] (UM) 
[  435.564375]  call_timer_fn+0x272/0x920
[  435.566762] 3*2048kB 
[  435.570994]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.573028] (M) 
[  435.576912]  ? process_timeout+0x40/0x40
[  435.579296] 3*4096kB 
[  435.583524]  ? find_held_lock+0x36/0x1c0
[  435.585476] (M) 
[  435.589534]  ? __run_timers+0x7da/0xc70
[  435.591911] = 25252kB
[  435.595964]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.597916] Node 0 
[  435.601906]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.604292] Normal: 
[  435.608780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.610992] 1016*4kB 
[  435.615478]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  435.617775] (UME) 
[  435.622005]  ? trace_hardirqs_on+0xbd/0x310
[  435.624389] 348*8kB 
[  435.628980]  ? kasan_check_read+0x11/0x20
[  435.631112] (UME) 
[  435.635431]  ? __run_timers+0x7da/0xc70
[  435.637730] 167*16kB 
[  435.641885]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.644283] (UME) 68*32kB 
[  435.648268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.650647] (UME) 
[  435.656091]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.658912] 21*64kB 
[  435.663163]  __run_timers+0x7e5/0xc70
[  435.665285] (M) 
[  435.669523]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  435.671813] 6*128kB 
[  435.675617]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  435.677561] (UM) 
[  435.682922]  ? graph_lock+0x170/0x170
[  435.685213] 1*256kB (U) 
[  435.690232]  ? enqueue_hrtimer+0x1a5/0x560
[  435.692271] 0*512kB 
[  435.696064]  ? lock_release+0x970/0x970
[  435.698712] 0*1024kB 
[  435.702938]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  435.705241] 0*2048kB 
[  435.709209]  ? find_held_lock+0x36/0x1c0
[  435.711595] 0*4096kB 
[  435.716779]  ? graph_lock+0x170/0x170
[  435.719168] = 14064kB
[  435.723218]  ? pvclock_read_flags+0x160/0x160
[  435.725613] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  435.729399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.731796] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  435.736275]  ? check_preemption_disabled+0x48/0x200
[  435.745086] 503 total pagecache pages
[  435.750628]  ? __lock_is_held+0xb5/0x140
[  435.759180] 0 pages in swap cache
[  435.764181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.767956] Swap cache stats: add 0, delete 0, find 0/0
[  435.772005]  ? check_preemption_disabled+0x48/0x200
[  435.775430] Free swap  = 0kB
[  435.780962]  run_timer_softirq+0x52/0xb0
[  435.786294] Total swap = 0kB
[  435.791299]  ? rcu_read_lock_sched_held+0x108/0x120
[  435.794291] 1965979 pages RAM
[  435.798344]  __do_softirq+0x30b/0xad8
[  435.801339] 0 pages HighMem/MovableOnly
[  435.806372]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  435.809447] 343324 pages reserved
[  435.813244]  ? pvclock_read_flags+0x160/0x160
[  435.817187] 0 pages cma reserved
[  435.822285]  ? lapic_next_event+0x5a/0x90
[  435.825791] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  435.830202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.833671] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.837683]  ? check_preemption_disabled+0x48/0x200
[  435.844152] syz-executor2 cpuset=
[  435.849684]  ? check_preemption_disabled+0x48/0x200
[  435.860162] syz2
[  435.865185]  ? kvm_clock_read+0x18/0x30
[  435.868606]  mems_allowed=0
[  435.882479]  ? kvm_sched_clock_read+0x9/0x20
[  435.886894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.892429]  ? check_preemption_disabled+0x48/0x200
[  435.897458]  irq_exit+0x17f/0x1c0
[  435.900920]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.905763]  ? smp_reschedule_interrupt+0x109/0x650
[  435.910785]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.916681]  ? interrupt_entry+0xb5/0xf0
[  435.920751]  ? trace_hardirqs_off_caller+0xbb/0x300
[  435.925765]  ? trace_hardirqs_off_caller+0xbb/0x300
[  435.930798]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.935642]  ? trace_hardirqs_off+0x300/0x300
[  435.940135]  ? trace_hardirqs_off+0x300/0x300
[  435.944634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.950174]  ? check_preemption_disabled+0x48/0x200
[  435.955189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.960733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.965602]  apic_timer_interrupt+0xf/0x20
[  435.969830]  </IRQ>
[  435.972073] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  435.977008] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  435.995904] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  436.003615] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  436.010879] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  436.018179] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  436.025445] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  436.032713] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  436.040031]  skb_clone+0x1bb/0x500
[  436.043584]  ? skb_split+0x11e0/0x11e0
[  436.047481]  ? preempt_notifier_register+0x200/0x200
[  436.052673]  ? __switch_to_asm+0x34/0x70
[  436.056738]  ? __switch_to_asm+0x34/0x70
[  436.060797]  ? __switch_to_asm+0x40/0x70
[  436.064857]  ? __switch_to_asm+0x34/0x70
[  436.068920]  ? __switch_to_asm+0x40/0x70
[  436.072986]  ? __switch_to_asm+0x40/0x70
[  436.077049]  ? __switch_to_asm+0x34/0x70
[  436.081113]  ? __switch_to_asm+0x34/0x70
[  436.085172]  ? __switch_to_asm+0x40/0x70
[  436.089232]  ? __switch_to_asm+0x34/0x70
[  436.093306]  bpf_clone_redirect+0xb9/0x490
[  436.097555]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  436.102592]  ? __sched_text_start+0x8/0x8
[  436.106746]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.111521]  ? find_held_lock+0x36/0x1c0
[  436.115603]  ? lock_acquire+0x1ed/0x520
[  436.119582]  ? bpf_test_run+0x32e/0x5a0
[  436.123563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.129112]  ? check_preemption_disabled+0x48/0x200
[  436.134138]  ? kasan_check_read+0x11/0x20
[  436.138286]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.143562]  ? rcu_bh_qs+0xc0/0xc0
[  436.147120]  ? preempt_schedule+0x4d/0x60
[  436.151270]  ? ___preempt_schedule+0x16/0x18
[  436.155690]  ? bpf_test_run+0x1c0/0x5a0
[  436.159666]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  436.164516]  ? netlink_diag_dump+0x2a0/0x2a0
[  436.168927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.174466]  ? bpf_test_init.isra.9+0x70/0x100
[  436.179054]  ? bpf_prog_test_run_skb+0x634/0xb40
[  436.183820]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  436.188661]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  436.194199]  ? fput+0x130/0x1a0
[  436.197481]  ? __bpf_prog_get+0x9b/0x290
[  436.201544]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  436.206395]  ? bpf_prog_test_run+0x130/0x1a0
[  436.210805]  ? __x64_sys_bpf+0x3d8/0x510
[  436.214869]  ? bpf_prog_get+0x20/0x20
[  436.218694]  ? do_syscall_64+0x1b9/0x820
[  436.222757]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  436.228129]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.233066]  ? trace_hardirqs_off+0x300/0x300
[  436.237563]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  436.242602]  ? recalc_sigpending_tsk+0x180/0x180
[  436.247357]  ? kasan_check_write+0x14/0x20
[  436.251612]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.256475]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  436.261860] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  436.261949] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  436.269044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.269050] Call Trace:
[  436.269057]  <IRQ>
[  436.269075]  dump_stack+0x1c4/0x2b4
[  436.269102]  ? dump_stack_print_info.cold.2+0x52/0x52
[  436.275687] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  436.284938]  warn_alloc.cold.118+0xb7/0x1bd
[  436.287492] syz-executor4 cpuset=
[  436.289636]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.293234] syz4
[  436.298424]  ? lock_downgrade+0x900/0x900
[  436.308899]  mems_allowed=0
[  436.313222]  ? trace_hardirqs_off+0xb8/0x300
[  436.334899]  ? trace_hardirqs_off+0xb8/0x300
[  436.339321]  __alloc_pages_slowpath+0x2667/0x2d80
[  436.344202]  ? warn_alloc+0x120/0x120
[  436.348005]  ? trace_hardirqs_on+0x310/0x310
[  436.352499]  ? warn_alloc+0x120/0x120
[  436.356306]  ? print_usage_bug+0xc0/0xc0
[  436.360367]  ? warn_alloc+0x120/0x120
[  436.364168]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  436.369184]  ? print_usage_bug+0xc0/0xc0
[  436.373247]  ? __lock_acquire+0x7ec/0x4ec0
[  436.377478]  ? __lock_acquire+0x7ec/0x4ec0
[  436.381713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.387253]  ? should_fail+0x22d/0xd01
[  436.391147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.396248]  ? __lock_acquire+0x7ec/0x4ec0
[  436.400492]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.405599]  ? __lock_acquire+0x7ec/0x4ec0
[  436.409838]  ? should_fail+0x22d/0xd01
[  436.413726]  ? print_usage_bug+0xc0/0xc0
[  436.417796]  ? mark_held_locks+0x130/0x130
[  436.422033]  ? mark_held_locks+0x130/0x130
[  436.426273]  ? graph_lock+0x170/0x170
[  436.430074]  ? print_usage_bug+0xc0/0xc0
[  436.434139]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.438896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.444430]  ? check_preemption_disabled+0x48/0x200
[  436.449443]  ? check_preemption_disabled+0x48/0x200
[  436.454472]  ? __lock_is_held+0xb5/0x140
[  436.458542]  __alloc_pages_nodemask+0xa80/0xde0
[  436.463219]  ? graph_lock+0x170/0x170
[  436.467024]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  436.472040]  ? graph_lock+0x170/0x170
[  436.475851]  ? find_held_lock+0x36/0x1c0
[  436.479926]  ? ____cache_alloc_node+0x1c7/0x1e0
[  436.484605]  ? lock_downgrade+0x900/0x900
[  436.488760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.494308]  cache_grow_begin+0x91/0x8c0
[  436.498377]  ? do_raw_spin_unlock+0xa7/0x2f0
[  436.502800]  fallback_alloc+0x203/0x2e0
[  436.506787]  ____cache_alloc_node+0x1c7/0x1e0
[  436.511291]  kmem_cache_alloc_node+0xe3/0x730
[  436.515792]  ? ipv6_get_ifaddr+0x42e/0x620
[  436.520037]  __alloc_skb+0x119/0x770
[  436.523755]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.529036]  ? skb_scrub_packet+0x490/0x490
[  436.533359]  ? lock_downgrade+0x900/0x900
[  436.537524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.543075]  ? refcount_sub_and_test_checked+0x203/0x310
[  436.548543]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  436.554020]  ? addrconf_rs_timer+0x6f0/0x6f0
[  436.558446]  ndisc_alloc_skb+0x144/0x340
[  436.562515]  ndisc_send_rs+0x331/0x6e0
[  436.566422]  addrconf_rs_timer+0x3c0/0x6f0
[  436.570671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.574922]  call_timer_fn+0x272/0x920
[  436.578825]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.583074]  ? process_timeout+0x40/0x40
[  436.587144]  ? find_held_lock+0x36/0x1c0
[  436.591224]  ? mark_held_locks+0xc7/0x130
[  436.595385]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.599892]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.604402]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.608648]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  436.613239]  ? trace_hardirqs_on+0xbd/0x310
[  436.617568]  ? kasan_check_read+0x11/0x20
[  436.621760]  ? __run_timers+0x7da/0xc70
[  436.625756]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.631235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.635502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.639756]  __run_timers+0x7e5/0xc70
[  436.643603]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  436.648987]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  436.654018]  ? graph_lock+0x170/0x170
[  436.657827]  ? print_usage_bug+0xc0/0xc0
[  436.661889]  ? lock_release+0x970/0x970
[  436.665869]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  436.671074]  ? find_held_lock+0x36/0x1c0
[  436.675147]  ? graph_lock+0x170/0x170
[  436.678953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.684486]  ? check_preemption_disabled+0x48/0x200
[  436.689515]  ? __lock_is_held+0xb5/0x140
[  436.693600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.699140]  ? check_preemption_disabled+0x48/0x200
[  436.704512]  run_timer_softirq+0x52/0xb0
[  436.708573]  ? rcu_read_lock_sched_held+0x108/0x120
[  436.713608]  __do_softirq+0x30b/0xad8
[  436.717424]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  436.722536]  ? pvclock_read_flags+0x160/0x160
[  436.727028]  ? lapic_next_event+0x5a/0x90
[  436.731174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.736708]  ? check_preemption_disabled+0x48/0x200
[  436.741726]  ? check_preemption_disabled+0x48/0x200
[  436.746752]  ? kvm_clock_read+0x18/0x30
[  436.750725]  ? kvm_sched_clock_read+0x9/0x20
[  436.755137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.760675]  ? check_preemption_disabled+0x48/0x200
[  436.765705]  irq_exit+0x17f/0x1c0
[  436.769162]  smp_apic_timer_interrupt+0x1cb/0x760
[  436.774007]  ? smp_reschedule_interrupt+0x109/0x650
[  436.779516]  ? smp_call_function_single_interrupt+0x650/0x650
[  436.785486]  ? interrupt_entry+0xb5/0xf0
[  436.789547]  ? trace_hardirqs_off_caller+0xbb/0x300
[  436.794566]  ? trace_hardirqs_off_caller+0xbb/0x300
[  436.799602]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.804450]  ? trace_hardirqs_off+0x300/0x300
[  436.808945]  ? trace_hardirqs_off+0x300/0x300
[  436.813444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.818983]  ? check_preemption_disabled+0x48/0x200
[  436.824001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.829564]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.834430]  apic_timer_interrupt+0xf/0x20
[  436.838662]  </IRQ>
[  436.840898] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  436.846177] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  436.865076] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  436.872791] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  436.880065] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  436.887328] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  436.894599] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  436.901871] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  436.909160]  ? arch_local_irq_restore+0x45/0x52
[  436.913852]  dump_stack+0x26a/0x2b4
[  436.917484]  ? dump_stack_print_info.cold.2+0x52/0x52
[  436.922680]  ? mark_held_locks+0x130/0x130
[  436.926912]  ? mark_held_locks+0x130/0x130
[  436.931151]  dump_header+0x27b/0xf72
[  436.934886]  ? pagefault_out_of_memory+0x197/0x197
[  436.939824]  ? mark_held_locks+0x130/0x130
[  436.944059]  ? __lock_acquire+0x7ec/0x4ec0
[  436.948299]  ? print_usage_bug+0xc0/0xc0
[  436.952373]  ? graph_lock+0x170/0x170
[  436.956174]  ? graph_lock+0x170/0x170
[  436.959977]  ? print_usage_bug+0xc0/0xc0
[  436.964040]  ? print_usage_bug+0xc0/0xc0
[  436.968115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.973659]  ? find_held_lock+0x36/0x1c0
[  436.977729]  ? mark_held_locks+0xc7/0x130
[  436.981884]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  436.986990]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  436.992109]  ? lockdep_hardirqs_on+0x421/0x5c0
[  436.996700]  ? trace_hardirqs_on+0xbd/0x310
[  437.001018]  ? kasan_check_read+0x11/0x20
[  437.005172]  ? ___ratelimit+0x36f/0x655
[  437.009152]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.014621]  ? trace_hardirqs_on+0x310/0x310
[  437.019032]  ? lock_downgrade+0x900/0x900
[  437.023191]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  437.028298]  ? ___ratelimit+0xaa/0x655
[  437.032204]  ? idr_get_free+0xec0/0xec0
[  437.036183]  ? kasan_check_write+0x14/0x20
[  437.040420]  ? do_raw_spin_lock+0xc1/0x200
[  437.044667]  oom_kill_process.cold.27+0x10/0x903
[  437.049443]  ? graph_lock+0x170/0x170
[  437.053249]  ? _raw_spin_unlock+0x2c/0x50
[  437.057394]  ? oom_badness+0xe6/0xaa0
[  437.061224]  ? oom_evaluate_task+0x540/0x540
[  437.065642]  ? find_held_lock+0x36/0x1c0
[  437.069709]  ? out_of_memory+0x974/0x14c0
[  437.073863]  ? lock_downgrade+0x900/0x900
[  437.078009]  ? check_preemption_disabled+0x48/0x200
[  437.083031]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  437.088826]  ? kasan_check_read+0x11/0x20
[  437.092974]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.098252]  ? rcu_bh_qs+0xc0/0xc0
[  437.101799]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.106820]  ? oom_evaluate_task+0x302/0x540
[  437.111242]  out_of_memory+0xa86/0x14c0
[  437.115229]  ? oom_killer_disable+0x3a0/0x3a0
[  437.119729]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  437.124661]  ? __mutex_add_waiter+0x2a0/0x2a0
[  437.129171]  __alloc_pages_slowpath+0x2318/0x2d80
[  437.134046]  ? warn_alloc+0x120/0x120
[  437.137852]  ? lock_downgrade+0x900/0x900
[  437.142004]  ? print_usage_bug+0xc0/0xc0
[  437.146063]  ? warn_alloc+0x120/0x120
[  437.149882]  ? print_usage_bug+0xc0/0xc0
[  437.153949]  ? debug_check_no_obj_freed+0x305/0x58d
[  437.158968]  ? print_usage_bug+0xc0/0xc0
[  437.163035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.168572]  ? should_fail+0x22d/0xd01
[  437.172473]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.177667]  ? __lock_acquire+0x7ec/0x4ec0
[  437.181931]  ? __lock_is_held+0xb5/0x140
[  437.186002]  ? graph_lock+0x170/0x170
[  437.189805]  ? ___might_sleep+0x1ed/0x300
[  437.193949]  ? lock_release+0x970/0x970
[  437.198014]  ? arch_local_save_flags+0x40/0x40
[  437.202626]  ? __might_sleep+0x95/0x190
[  437.206617]  __alloc_pages_nodemask+0xa80/0xde0
[  437.211291]  ? graph_lock+0x170/0x170
[  437.215121]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  437.220146]  ? graph_lock+0x170/0x170
[  437.223969]  ? mark_held_locks+0xc7/0x130
[  437.228133]  ? find_held_lock+0x36/0x1c0
[  437.232246]  ? cache_grow_begin+0x5a4/0x8c0
[  437.236589]  ? lockdep_hardirqs_on+0x421/0x5c0
[  437.241181]  ? trace_hardirqs_on+0xbd/0x310
[  437.245508]  ? fallback_alloc+0x203/0x2e0
[  437.249662]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.255123]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  437.260669]  cache_grow_begin+0x91/0x8c0
[  437.264743]  ? do_raw_spin_unlock+0xa7/0x2f0
[  437.269165]  fallback_alloc+0x203/0x2e0
[  437.273148]  ____cache_alloc_node+0x1c7/0x1e0
[  437.277655]  kmem_cache_alloc_node_trace+0xe7/0x740
[  437.282691]  __kmalloc_node_track_caller+0x33/0x70
[  437.287629]  __kmalloc_reserve.isra.39+0x41/0xe0
[  437.292388]  __alloc_skb+0x155/0x770
[  437.296114]  ? skb_scrub_packet+0x490/0x490
[  437.300441]  ? if_nlmsg_size+0x5d1/0xbb0
[  437.304510]  ? nla_put_ifalias+0x170/0x170
[  437.308758]  ? softnet_seq_show+0x470/0x470
[  437.313079]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  437.318124]  ? netif_tx_stop_all_queues+0xd9/0x110
[  437.323070]  rtmsg_ifinfo_build_skb+0x74/0x190
[  437.327665]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  437.332513]  rtmsg_ifinfo+0x8c/0xa0
[  437.336145]  dev_close_many+0x3be/0x860
[  437.340137]  ? unlist_netdevice+0x670/0x670
[  437.344473]  ? find_held_lock+0x36/0x1c0
[  437.348540]  ? __queue_work+0x6be/0x1440
[  437.352610]  ? lock_downgrade+0x900/0x900
[  437.356764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.362299]  ? rtnl_is_locked+0xb5/0xf0
[  437.366359]  ? rtnl_trylock+0x20/0x20
[  437.370160]  ? do_raw_spin_unlock+0xa7/0x2f0
[  437.374569]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  437.379172]  rollback_registered_many+0x56e/0x1240
[  437.384114]  ? generic_xdp_install+0x4c0/0x4c0
[  437.388701]  ? max_active_store+0x170/0x170
[  437.393025]  ? graph_lock+0x170/0x170
[  437.396826]  ? print_usage_bug+0xc0/0xc0
[  437.400885]  ? print_usage_bug+0xc0/0xc0
[  437.404944]  ? kfree_skbmem+0x154/0x230
[  437.408921]  ? graph_lock+0x170/0x170
[  437.412722]  ? print_usage_bug+0xc0/0xc0
[  437.416785]  ? find_held_lock+0x36/0x1c0
[  437.420855]  ? mark_held_locks+0xc7/0x130
[  437.425007]  rollback_registered+0x1e9/0x420
[  437.429412]  ? lockdep_hardirqs_on+0x351/0x5c0
[  437.433993]  ? rollback_registered_many+0x1240/0x1240
[  437.439184]  ? trace_hardirqs_on+0xbd/0x310
[  437.443505]  ? linkwatch_schedule_work+0x150/0x170
[  437.448445]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.453901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.459435]  ? rtnl_is_locked+0xb5/0xf0
[  437.463408]  ? rtnl_trylock+0x20/0x20
[  437.467216]  ? queue_delayed_work_on+0x130/0x1f0
[  437.471976]  unregister_netdevice_queue+0x321/0x5e0
[  437.476998]  ? rollback_registered+0x420/0x420
[  437.481588]  ? linkwatch_schedule_work+0x170/0x170
[  437.486522]  ? tun_show_owner+0x170/0x170
[  437.490672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.496216]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  437.501586]  ? __tun_detach+0x6ba/0x15c0
[  437.505662]  __tun_detach+0x11b8/0x15c0
[  437.509640]  ? __call_rcu.constprop.69+0x429/0xbc0
[  437.514587]  ? tun_attach+0x1770/0x1770
[  437.518589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.524130]  ? check_preemption_disabled+0x48/0x200
[  437.529159]  ? graph_lock+0x170/0x170
[  437.532964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.538501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.544042]  ? locks_remove_file+0x3c6/0x5c0
[  437.548455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.553993]  ? ima_file_free+0x132/0x650
[  437.558060]  ? __lock_is_held+0xb5/0x140
[  437.562134]  ? __tun_detach+0x15c0/0x15c0
[  437.566285]  ? __tun_detach+0x15c0/0x15c0
[  437.570429]  tun_chr_close+0xe3/0x180
[  437.574237]  __fput+0x385/0xa30
[  437.577524]  ? get_max_files+0x20/0x20
[  437.581419]  ? ___might_sleep+0x1ed/0x300
[  437.585588]  ? arch_local_save_flags+0x40/0x40
[  437.590191]  ____fput+0x15/0x20
[  437.593476]  task_work_run+0x1e8/0x2a0
[  437.597365]  ? task_work_cancel+0x240/0x240
[  437.601699]  ? switch_task_namespaces+0xb8/0xd0
[  437.606378]  do_exit+0x1ad7/0x2610
[  437.609926]  ? mm_update_next_owner+0x990/0x990
[  437.614605]  ? print_usage_bug+0xc0/0xc0
[  437.618679]  ? __lock_acquire+0x7ec/0x4ec0
[  437.622914]  ? find_held_lock+0x36/0x1c0
[  437.626990]  ? __lock_acquire+0x7ec/0x4ec0
[  437.631227]  ? mark_held_locks+0x130/0x130
[  437.635466]  ? lock_acquire+0x1ed/0x520
[  437.639453]  ? mark_held_locks+0x130/0x130
[  437.643918]  ? arch_local_save_flags+0x40/0x40
[  437.648498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.654055]  ? __mutex_lock+0x872/0x1710
[  437.658125]  ? __switch_to_asm+0x40/0x70
[  437.662189]  ? __switch_to_asm+0x34/0x70
[  437.666249]  ? pipe_wait+0x266/0x2c0
[  437.669978]  ? mutex_trylock+0x2b0/0x2b0
[  437.674060]  ? graph_lock+0x170/0x170
[  437.677861]  ? find_held_lock+0x36/0x1c0
[  437.681930]  ? memset+0x31/0x40
[  437.685216]  ? find_held_lock+0x36/0x1c0
[  437.689288]  ? get_signal+0x95b/0x1980
[  437.693178]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.697675]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.702178]  do_group_exit+0x177/0x440
[  437.706071]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.711526]  ? __ia32_sys_exit+0x50/0x50
[  437.715607]  get_signal+0x8b0/0x1980
[  437.719337]  ? ptrace_notify+0x130/0x130
[  437.723402]  ? finish_wait+0x430/0x430
[  437.727289]  ? graph_lock+0x170/0x170
[  437.731108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.736651]  ? pipe_read+0x702/0x940
[  437.740367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.745914]  do_signal+0x9c/0x21e0
[  437.749455]  ? __vfs_read+0x11f/0x9b0
[  437.753265]  ? vfs_copy_file_range+0xb90/0xb90
[  437.757850]  ? setup_sigcontext+0x7d0/0x7d0
[  437.762281]  ? exit_to_usermode_loop+0x8c/0x380
[  437.766971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.772533]  exit_to_usermode_loop+0x2e5/0x380
[  437.777128]  ? syscall_slow_exit_work+0x520/0x520
[  437.781974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.787521]  do_syscall_64+0x6be/0x820
[  437.791414]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  437.796785]  ? syscall_return_slowpath+0x5e0/0x5e0
[  437.801719]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.806570]  ? trace_hardirqs_off+0x300/0x300
[  437.811089]  ? prepare_exit_to_usermode+0x291/0x3b0
[  437.816124]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.820977]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  437.826166] RIP: 0033:0x410e10
[  437.829364] Code: Bad RIP value.
[  437.832724] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  437.840436] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  437.847707] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  437.854979] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  437.862249] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  437.869514] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  437.876814] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  437.876819] warn_alloc_show_mem: 1 callbacks suppressed
[  437.876827] Mem-Info:
[  437.884109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.889478] active_anon:46161 inactive_anon:461 isolated_anon:0
[  437.889478]  active_file:19 inactive_file:16 isolated_file:0
[  437.889478]  unevictable:0 dirty:0 writeback:0 unstable:0
[  437.889478]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  437.889478]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  437.889478]  free:13785 free_pcp:397 free_cma:0
[  437.891852] Call Trace:
[  437.901235] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  437.934012]  <IRQ>
[  437.936597] Node 0 
[  437.964201]  dump_stack+0x1c4/0x2b4
[  437.966355] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  437.968561]  ? dump_stack_print_info.cold.2+0x52/0x52
[  437.972163] lowmem_reserve[]:
[  437.997691]  warn_alloc.cold.118+0xb7/0x1bd
[  438.002866]  0
[  438.005980]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.010267]  2815
[  438.012145]  ? lock_downgrade+0x900/0x900
[  438.016960]  6318 6318
[  438.019048]  ? trace_hardirqs_off+0xb8/0x300
[  438.023183] Node 0 
[  438.025700]  ? trace_hardirqs_off+0xb8/0x300
[  438.030113] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  438.032341]  __alloc_pages_slowpath+0x2667/0x2d80
[  438.036722] lowmem_reserve[]: 0
[  438.063512]  ? warn_alloc+0x120/0x120
[  438.068311]  0
[  438.071593]  ? trace_hardirqs_on+0x310/0x310
[  438.075355]  3503 3503
[  438.077159]  ? warn_alloc+0x120/0x120
[  438.081543] Node 0 
[  438.084034]  ? print_usage_bug+0xc0/0xc0
[  438.087831] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  438.090036]  ? warn_alloc+0x120/0x120
[  438.094063] lowmem_reserve[]: 0
[  438.122616]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  438.126387]  0
[  438.129664]  ? print_usage_bug+0xc0/0xc0
[  438.134655]  0
[  438.136453]  ? __lock_acquire+0x7ec/0x4ec0
[  438.140485]  0
[  438.142279]  ? __lock_acquire+0x7ec/0x4ec0
[  438.148284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.152491] Node 0 DMA: 
[  438.158027]  ? should_fail+0x22d/0xd01
[  438.158046]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.160690] 1*4kB 
[  438.164574]  ? __lock_acquire+0x7ec/0x4ec0
[  438.169654] (U) 
[  438.171802]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.176006] 0*8kB 
[  438.177976]  ? __lock_acquire+0x7ec/0x4ec0
[  438.183055] 0*16kB 
[  438.185287]  ? should_fail+0x22d/0xd01
[  438.189495] 1*32kB 
[  438.191722]  ? print_usage_bug+0xc0/0xc0
[  438.195593] (U) 
[  438.197838]  ? mark_held_locks+0x130/0x130
[  438.201866] 2*64kB 
[  438.203833]  ? mark_held_locks+0x130/0x130
[  438.208042] (U) 
[  438.210277]  ? graph_lock+0x170/0x170
[  438.214478] 1*128kB (U) 
[  438.216457]  ? print_usage_bug+0xc0/0xc0
[  438.220226] 1*256kB (U) 
[  438.222902]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.226935] 0*512kB 
[  438.229614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.234339] 1*1024kB 
[  438.236653]  ? check_preemption_disabled+0x48/0x200
[  438.242165] (U) 
[  438.244567]  ? check_preemption_disabled+0x48/0x200
[  438.249564] 1*2048kB 
[  438.251551]  ? __lock_is_held+0xb5/0x140
[  438.256534] (M) 
[  438.258949]  __alloc_pages_nodemask+0xa80/0xde0
[  438.262973] 3*4096kB (M) 
[  438.264953]  ? graph_lock+0x170/0x170
[  438.269609] = 15908kB
[  438.272364]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  438.276148] Node 0 
[  438.278594]  ? graph_lock+0x170/0x170
[  438.283589] DMA32: 
[  438.285841]  ? find_held_lock+0x36/0x1c0
[  438.289607] 3*4kB (M) 
[  438.291853]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.295899] 1*8kB 
[  438.298398]  ? lock_downgrade+0x900/0x900
[  438.303037] (M) 
[  438.305187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.309302] 3*16kB 
[  438.311276]  cache_grow_begin+0x91/0x8c0
[  438.316791] (UM) 
[  438.319045]  ? do_raw_spin_unlock+0xa7/0x2f0
[  438.323074] 3*32kB 
[  438.325150]  fallback_alloc+0x203/0x2e0
[  438.329517] (UM) 
[  438.331756]  ____cache_alloc_node+0x1c7/0x1e0
[  438.335695] 2*64kB 
[  438.337754]  kmem_cache_alloc_node+0xe3/0x730
[  438.342219] (UM) 
[  438.344455]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.348922] 5*128kB 
[  438.350987]  __alloc_skb+0x119/0x770
[  438.355184] (UM) 
[  438.357504]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.361190] 3*256kB 
[  438.363251]  ? skb_scrub_packet+0x490/0x490
[  438.368499] (M) 
[  438.370822]  ? lock_downgrade+0x900/0x900
[  438.375116] 4*512kB 
[  438.377094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.381208] (M) 
[  438.383531]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.389042] 3*1024kB 
[  438.391021]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.396443] (UM) 
[  438.398860]  ? addrconf_rs_timer+0x6f0/0x6f0
[  438.404281] 3*2048kB 
[  438.406354]  ndisc_alloc_skb+0x144/0x340
[  438.410722] (M) 
[  438.413131]  ndisc_send_rs+0x331/0x6e0
[  438.417161] 3*4096kB 
[  438.419132]  addrconf_rs_timer+0x3c0/0x6f0
[  438.422985] (M) 
[  438.425399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.429609] = 25252kB
[  438.431596]  call_timer_fn+0x272/0x920
[  438.435804] Node 0 
[  438.438215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.442072] Normal: 
[  438.444309]  ? process_timeout+0x40/0x40
[  438.448513] 1016*4kB 
[  438.450837]  ? find_held_lock+0x36/0x1c0
[  438.454870] (UME) 
[  438.457289]  ? __run_timers+0x7da/0xc70
[  438.461312] 348*8kB 
[  438.463458]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.467399] (UME) 
[  438.469725]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.474186] 167*16kB (UME) 
[  438.476342]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.480806] 68*32kB (UME) 
[  438.483744]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  438.487947] 21*64kB 
[  438.490785]  ? trace_hardirqs_on+0xbd/0x310
[  438.495337] (M) 
[  438.497652]  ? kasan_check_read+0x11/0x20
[  438.501947] 6*128kB 
[  438.503918]  ? __run_timers+0x7da/0xc70
[  438.508035] (UM) 
[  438.510353]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.514300] 1*256kB 
[  438.516356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.521778] (U) 
[  438.524095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.528307] 0*512kB 
[  438.530276]  __run_timers+0x7e5/0xc70
[  438.534487] 0*1024kB 
[  438.536816]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  438.540591] 0*2048kB 
[  438.543002]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  438.548336] 0*4096kB 
[  438.550740]  ? graph_lock+0x170/0x170
[  438.555730] = 14064kB
[  438.558131]  ? enqueue_hrtimer+0x1a5/0x560
[  438.561931] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  438.564333]  ? lock_release+0x970/0x970
[  438.568550] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  438.577369]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  438.581315] 503 total pagecache pages
[  438.589890]  ? find_held_lock+0x36/0x1c0
[  438.595055] 0 pages in swap cache
[  438.598842]  ? graph_lock+0x170/0x170
[  438.602879] Swap cache stats: add 0, delete 0, find 0/0
[  438.606324]  ? pvclock_read_flags+0x160/0x160
[  438.610103] Free swap  = 0kB
[  438.615454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.619922] Total swap = 0kB
[  438.622931]  ? check_preemption_disabled+0x48/0x200
[  438.628444] 1965979 pages RAM
[  438.631467]  ? __lock_is_held+0xb5/0x140
[  438.636446] 0 pages HighMem/MovableOnly
[  438.636454] 343324 pages reserved
[  438.639562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.643598] 0 pages cma reserved
[  438.647567]  ? check_preemption_disabled+0x48/0x200
[  438.651076] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  438.656535]  run_timer_softirq+0x52/0xb0
[  438.656550]  ? rcu_read_lock_sched_held+0x108/0x120
[  438.656567]  __do_softirq+0x30b/0xad8
[  438.656607]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  438.660009] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  438.664949]  ? pvclock_read_flags+0x160/0x160
[  438.671412] syz-executor2 cpuset=
[  438.675463]  ? lapic_next_event+0x5a/0x90
[  438.680450] syz2
[  438.684245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.689322]  mems_allowed=0
[  438.699796]  ? check_preemption_disabled+0x48/0x200
[  438.727243]  ? check_preemption_disabled+0x48/0x200
[  438.732279]  ? kvm_clock_read+0x18/0x30
[  438.736256]  ? kvm_sched_clock_read+0x9/0x20
[  438.740671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.746210]  ? check_preemption_disabled+0x48/0x200
[  438.751238]  irq_exit+0x17f/0x1c0
[  438.754703]  smp_apic_timer_interrupt+0x1cb/0x760
[  438.759547]  ? smp_reschedule_interrupt+0x109/0x650
[  438.764575]  ? smp_call_function_single_interrupt+0x650/0x650
[  438.770474]  ? interrupt_entry+0xb5/0xf0
[  438.774544]  ? trace_hardirqs_off_caller+0xbb/0x300
[  438.779788]  ? trace_hardirqs_off_caller+0xbb/0x300
[  438.784809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.789658]  ? trace_hardirqs_off+0x300/0x300
[  438.794152]  ? trace_hardirqs_off+0x300/0x300
[  438.798648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.804185]  ? check_preemption_disabled+0x48/0x200
[  438.809203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.814751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.819704]  apic_timer_interrupt+0xf/0x20
[  438.823931]  </IRQ>
[  438.826181] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  438.831123] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  438.850145] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  438.857875] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  438.865154] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  438.872427] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  438.879699] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  438.886972] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  438.894297]  skb_clone+0x1bb/0x500
[  438.897855]  ? skb_split+0x11e0/0x11e0
[  438.901748]  ? preempt_notifier_register+0x200/0x200
[  438.906852]  ? __switch_to_asm+0x34/0x70
[  438.910914]  ? __switch_to_asm+0x34/0x70
[  438.914977]  ? __switch_to_asm+0x40/0x70
[  438.919036]  ? __switch_to_asm+0x34/0x70
[  438.923097]  ? __switch_to_asm+0x40/0x70
[  438.927157]  ? __switch_to_asm+0x40/0x70
[  438.931219]  ? __switch_to_asm+0x34/0x70
[  438.935286]  ? __switch_to_asm+0x34/0x70
[  438.939349]  ? __switch_to_asm+0x40/0x70
[  438.943417]  ? __switch_to_asm+0x34/0x70
[  438.947501]  bpf_clone_redirect+0xb9/0x490
[  438.951754]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  438.956782]  ? __sched_text_start+0x8/0x8
[  438.960940]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  438.965721]  ? find_held_lock+0x36/0x1c0
[  438.969808]  ? lock_acquire+0x1ed/0x520
[  438.973793]  ? bpf_test_run+0x32e/0x5a0
[  438.977777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.983318]  ? check_preemption_disabled+0x48/0x200
[  438.988338]  ? kasan_check_read+0x11/0x20
[  438.992489]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.997766]  ? rcu_bh_qs+0xc0/0xc0
[  439.001309]  ? preempt_schedule+0x4d/0x60
[  439.005460]  ? ___preempt_schedule+0x16/0x18
[  439.009896]  ? bpf_test_run+0x1c0/0x5a0
[  439.013874]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  439.018726]  ? netlink_diag_dump+0x2a0/0x2a0
[  439.023137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.028682]  ? bpf_test_init.isra.9+0x70/0x100
[  439.033270]  ? bpf_prog_test_run_skb+0x634/0xb40
[  439.038034]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  439.042873]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  439.048610]  ? fput+0x130/0x1a0
[  439.051908]  ? __bpf_prog_get+0x9b/0x290
[  439.055973]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  439.060816]  ? bpf_prog_test_run+0x130/0x1a0
[  439.065251]  ? __x64_sys_bpf+0x3d8/0x510
[  439.069320]  ? bpf_prog_get+0x20/0x20
[  439.073141]  ? do_syscall_64+0x1b9/0x820
[  439.077204]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  439.082570]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.087517]  ? trace_hardirqs_off+0x300/0x300
[  439.092016]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.097033]  ? recalc_sigpending_tsk+0x180/0x180
[  439.101805]  ? kasan_check_write+0x14/0x20
[  439.106046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.110899]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  439.116284] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  439.116373] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  439.123474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.123480] Call Trace:
[  439.123488]  <IRQ>
[  439.123505]  dump_stack+0x1c4/0x2b4
[  439.123522]  ? dump_stack_print_info.cold.2+0x52/0x52
[  439.130101] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  439.139397]  warn_alloc.cold.118+0xb7/0x1bd
[  439.141947] syz-executor4 cpuset=
[  439.144092]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.147695] syz4
[  439.152878]  ? lock_downgrade+0x900/0x900
[  439.163349]  mems_allowed=0
[  439.167672]  ? trace_hardirqs_off+0xb8/0x300
[  439.189356]  ? trace_hardirqs_off+0xb8/0x300
[  439.193773]  __alloc_pages_slowpath+0x2667/0x2d80
[  439.198650]  ? warn_alloc+0x120/0x120
[  439.202456]  ? warn_alloc+0x120/0x120
[  439.206258]  ? print_usage_bug+0xc0/0xc0
[  439.210324]  ? warn_alloc+0x120/0x120
[  439.214128]  ? print_usage_bug+0xc0/0xc0
[  439.218193]  ? __lock_acquire+0x7ec/0x4ec0
[  439.222430]  ? __lock_acquire+0x7ec/0x4ec0
[  439.226665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.232202]  ? should_fail+0x22d/0xd01
[  439.236096]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.241208]  ? __lock_acquire+0x7ec/0x4ec0
[  439.245448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.250552]  ? __lock_acquire+0x7ec/0x4ec0
[  439.254802]  ? should_fail+0x22d/0xd01
[  439.258715]  ? mark_held_locks+0x130/0x130
[  439.262956]  ? mark_held_locks+0x130/0x130
[  439.267196]  ? graph_lock+0x170/0x170
[  439.271000]  ? graph_lock+0x170/0x170
[  439.274803]  ? graph_lock+0x170/0x170
[  439.278607]  ? print_usage_bug+0xc0/0xc0
[  439.282669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.288207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.293745]  ? check_preemption_disabled+0x48/0x200
[  439.298762]  ? check_preemption_disabled+0x48/0x200
[  439.303788]  ? __lock_is_held+0xb5/0x140
[  439.307859]  __alloc_pages_nodemask+0xa80/0xde0
[  439.312533]  ? graph_lock+0x170/0x170
[  439.316343]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  439.321361]  ? graph_lock+0x170/0x170
[  439.325175]  ? find_held_lock+0x36/0x1c0
[  439.329253]  ? ____cache_alloc_node+0x1c7/0x1e0
[  439.333928]  ? lock_downgrade+0x900/0x900
[  439.338092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.343663]  cache_grow_begin+0x91/0x8c0
[  439.347748]  ? do_raw_spin_unlock+0xa7/0x2f0
[  439.352184]  fallback_alloc+0x203/0x2e0
[  439.356182]  ____cache_alloc_node+0x1c7/0x1e0
[  439.360690]  kmem_cache_alloc_node+0xe3/0x730
[  439.365191]  ? ipv6_get_ifaddr+0x42e/0x620
[  439.369444]  __alloc_skb+0x119/0x770
[  439.373166]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.378453]  ? skb_scrub_packet+0x490/0x490
[  439.382782]  ? lock_downgrade+0x900/0x900
[  439.386949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.392494]  ? refcount_sub_and_test_checked+0x203/0x310
[  439.397958]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  439.403425]  ? addrconf_rs_timer+0x6f0/0x6f0
[  439.407856]  ndisc_alloc_skb+0x144/0x340
[  439.411931]  ndisc_send_rs+0x331/0x6e0
[  439.415828]  addrconf_rs_timer+0x3c0/0x6f0
[  439.420070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.424338]  call_timer_fn+0x272/0x920
[  439.428231]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.432470]  ? process_timeout+0x40/0x40
[  439.436536]  ? find_held_lock+0x36/0x1c0
[  439.440618]  ? mark_held_locks+0xc7/0x130
[  439.444772]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.449266]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.453759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.457996]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  439.462591]  ? trace_hardirqs_on+0xbd/0x310
[  439.466909]  ? kasan_check_read+0x11/0x20
[  439.471060]  ? __run_timers+0x7da/0xc70
[  439.475038]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.480499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.484739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.488973]  __run_timers+0x7e5/0xc70
[  439.492791]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  439.498168]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.503194]  ? graph_lock+0x170/0x170
[  439.507012]  ? print_usage_bug+0xc0/0xc0
[  439.511079]  ? lock_release+0x970/0x970
[  439.515109]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.520317]  ? find_held_lock+0x36/0x1c0
[  439.524385]  ? graph_lock+0x170/0x170
[  439.528196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.533739]  ? check_preemption_disabled+0x48/0x200
[  439.538774]  ? __lock_is_held+0xb5/0x140
[  439.542842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.548381]  ? check_preemption_disabled+0x48/0x200
[  439.553405]  run_timer_softirq+0x52/0xb0
[  439.557465]  ? rcu_read_lock_sched_held+0x108/0x120
[  439.562481]  __do_softirq+0x30b/0xad8
[  439.566294]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  439.571404]  ? pvclock_read_flags+0x160/0x160
[  439.575897]  ? lapic_next_event+0x5a/0x90
[  439.580047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.585594]  ? check_preemption_disabled+0x48/0x200
[  439.590615]  ? check_preemption_disabled+0x48/0x200
[  439.595639]  ? kvm_clock_read+0x18/0x30
[  439.599614]  ? kvm_sched_clock_read+0x9/0x20
[  439.604029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.609568]  ? check_preemption_disabled+0x48/0x200
[  439.614616]  irq_exit+0x17f/0x1c0
[  439.618075]  smp_apic_timer_interrupt+0x1cb/0x760
[  439.622926]  ? smp_reschedule_interrupt+0x109/0x650
[  439.627947]  ? smp_call_function_single_interrupt+0x650/0x650
[  439.633834]  ? interrupt_entry+0xb5/0xf0
[  439.637895]  ? trace_hardirqs_off_caller+0xbb/0x300
[  439.642908]  ? trace_hardirqs_off_caller+0xbb/0x300
[  439.648221]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.653068]  ? trace_hardirqs_off+0x300/0x300
[  439.657566]  ? trace_hardirqs_off+0x300/0x300
[  439.662068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.667610]  ? check_preemption_disabled+0x48/0x200
[  439.672624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.678169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.683022]  apic_timer_interrupt+0xf/0x20
[  439.687249]  </IRQ>
[  439.689488] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  439.694763] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  439.713702] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  439.721431] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  439.728712] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  439.735993] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  439.743266] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  439.750544] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  439.757853]  ? arch_local_irq_restore+0x45/0x52
[  439.762546]  dump_stack+0x26a/0x2b4
[  439.766202]  ? dump_stack_print_info.cold.2+0x52/0x52
[  439.771441]  ? mark_held_locks+0x130/0x130
[  439.775708]  ? mark_held_locks+0x130/0x130
[  439.780078]  dump_header+0x27b/0xf72
[  439.783832]  ? pagefault_out_of_memory+0x197/0x197
[  439.788781]  ? mark_held_locks+0x130/0x130
[  439.793020]  ? __lock_acquire+0x7ec/0x4ec0
[  439.797266]  ? print_usage_bug+0xc0/0xc0
[  439.801348]  ? graph_lock+0x170/0x170
[  439.805151]  ? graph_lock+0x170/0x170
[  439.808959]  ? print_usage_bug+0xc0/0xc0
[  439.813022]  ? print_usage_bug+0xc0/0xc0
[  439.817092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.822640]  ? find_held_lock+0x36/0x1c0
[  439.826709]  ? mark_held_locks+0xc7/0x130
[  439.830865]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.835970]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.841073]  ? lockdep_hardirqs_on+0x421/0x5c0
[  439.845663]  ? trace_hardirqs_on+0xbd/0x310
[  439.849984]  ? kasan_check_read+0x11/0x20
[  439.854135]  ? ___ratelimit+0x36f/0x655
[  439.858132]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.863606]  ? trace_hardirqs_on+0x310/0x310
[  439.868033]  ? lock_downgrade+0x900/0x900
[  439.872204]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  439.877328]  ? ___ratelimit+0xaa/0x655
[  439.881239]  ? idr_get_free+0xec0/0xec0
[  439.885224]  ? kasan_check_write+0x14/0x20
[  439.889467]  ? do_raw_spin_lock+0xc1/0x200
[  439.893713]  oom_kill_process.cold.27+0x10/0x903
[  439.898475]  ? graph_lock+0x170/0x170
[  439.902279]  ? _raw_spin_unlock+0x2c/0x50
[  439.906429]  ? oom_badness+0xe6/0xaa0
[  439.910239]  ? oom_evaluate_task+0x540/0x540
[  439.914653]  ? find_held_lock+0x36/0x1c0
[  439.918724]  ? out_of_memory+0x974/0x14c0
[  439.922870]  ? lock_downgrade+0x900/0x900
[  439.927017]  ? check_preemption_disabled+0x48/0x200
[  439.932044]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.937842]  ? kasan_check_read+0x11/0x20
[  439.941991]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.947270]  ? rcu_bh_qs+0xc0/0xc0
[  439.950812]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.955827]  ? oom_evaluate_task+0x302/0x540
[  439.960242]  out_of_memory+0xa86/0x14c0
[  439.964224]  ? oom_killer_disable+0x3a0/0x3a0
[  439.968719]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  439.973650]  ? __mutex_add_waiter+0x2a0/0x2a0
[  439.978157]  __alloc_pages_slowpath+0x2318/0x2d80
[  439.983031]  ? warn_alloc+0x120/0x120
[  439.986833]  ? lock_downgrade+0x900/0x900
[  439.990986]  ? print_usage_bug+0xc0/0xc0
[  439.995046]  ? warn_alloc+0x120/0x120
[  439.998845]  ? print_usage_bug+0xc0/0xc0
[  440.002906]  ? debug_check_no_obj_freed+0x305/0x58d
[  440.007925]  ? print_usage_bug+0xc0/0xc0
[  440.011995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.017532]  ? should_fail+0x22d/0xd01
[  440.021424]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.026528]  ? __lock_acquire+0x7ec/0x4ec0
[  440.030794]  ? __lock_is_held+0xb5/0x140
[  440.034861]  ? graph_lock+0x170/0x170
[  440.038664]  ? ___might_sleep+0x1ed/0x300
[  440.042808]  ? lock_release+0x970/0x970
[  440.046789]  ? arch_local_save_flags+0x40/0x40
[  440.051385]  ? __might_sleep+0x95/0x190
[  440.055367]  __alloc_pages_nodemask+0xa80/0xde0
[  440.060039]  ? graph_lock+0x170/0x170
[  440.063846]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  440.068860]  ? graph_lock+0x170/0x170
[  440.072672]  ? mark_held_locks+0xc7/0x130
[  440.076846]  ? find_held_lock+0x36/0x1c0
[  440.080915]  ? cache_grow_begin+0x5a4/0x8c0
[  440.085238]  ? lockdep_hardirqs_on+0x421/0x5c0
[  440.089821]  ? trace_hardirqs_on+0xbd/0x310
[  440.094146]  ? fallback_alloc+0x203/0x2e0
[  440.098298]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.103757]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.109303]  cache_grow_begin+0x91/0x8c0
[  440.113365]  ? do_raw_spin_unlock+0xa7/0x2f0
[  440.117784]  fallback_alloc+0x203/0x2e0
[  440.121769]  ____cache_alloc_node+0x1c7/0x1e0
[  440.126271]  kmem_cache_alloc_node_trace+0xe7/0x740
[  440.131310]  __kmalloc_node_track_caller+0x33/0x70
[  440.136248]  __kmalloc_reserve.isra.39+0x41/0xe0
[  440.141015]  __alloc_skb+0x155/0x770
[  440.144742]  ? skb_scrub_packet+0x490/0x490
[  440.149067]  ? if_nlmsg_size+0x5d1/0xbb0
[  440.153138]  ? nla_put_ifalias+0x170/0x170
[  440.157386]  ? softnet_seq_show+0x470/0x470
[  440.161712]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  440.166745]  ? netif_tx_stop_all_queues+0xd9/0x110
[  440.171693]  rtmsg_ifinfo_build_skb+0x74/0x190
[  440.176285]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  440.181221]  rtmsg_ifinfo+0x8c/0xa0
[  440.184864]  dev_close_many+0x3be/0x860
[  440.188846]  ? unlist_netdevice+0x670/0x670
[  440.193172]  ? find_held_lock+0x36/0x1c0
[  440.197241]  ? __queue_work+0x6be/0x1440
[  440.201655]  ? lock_downgrade+0x900/0x900
[  440.205814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.211350]  ? rtnl_is_locked+0xb5/0xf0
[  440.215324]  ? rtnl_trylock+0x20/0x20
[  440.219135]  ? do_raw_spin_unlock+0xa7/0x2f0
[  440.223543]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  440.228135]  rollback_registered_many+0x56e/0x1240
[  440.233075]  ? generic_xdp_install+0x4c0/0x4c0
[  440.237666]  ? max_active_store+0x170/0x170
[  440.241992]  ? graph_lock+0x170/0x170
[  440.245793]  ? print_usage_bug+0xc0/0xc0
[  440.249858]  ? print_usage_bug+0xc0/0xc0
[  440.253922]  ? kfree_skbmem+0x154/0x230
[  440.257905]  ? graph_lock+0x170/0x170
[  440.261717]  ? print_usage_bug+0xc0/0xc0
[  440.265786]  ? find_held_lock+0x36/0x1c0
[  440.269860]  ? mark_held_locks+0xc7/0x130
[  440.274012]  rollback_registered+0x1e9/0x420
[  440.278422]  ? lockdep_hardirqs_on+0x351/0x5c0
[  440.283002]  ? rollback_registered_many+0x1240/0x1240
[  440.288193]  ? trace_hardirqs_on+0xbd/0x310
[  440.292515]  ? linkwatch_schedule_work+0x150/0x170
[  440.297444]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.302897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.308435]  ? rtnl_is_locked+0xb5/0xf0
[  440.312408]  ? rtnl_trylock+0x20/0x20
[  440.316213]  ? queue_delayed_work_on+0x130/0x1f0
[  440.320976]  unregister_netdevice_queue+0x321/0x5e0
[  440.325994]  ? rollback_registered+0x420/0x420
[  440.330576]  ? linkwatch_schedule_work+0x170/0x170
[  440.335516]  ? tun_show_owner+0x170/0x170
[  440.339665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.345207]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  440.350572]  ? __tun_detach+0x6ba/0x15c0
[  440.354653]  __tun_detach+0x11b8/0x15c0
[  440.358632]  ? __call_rcu.constprop.69+0x429/0xbc0
[  440.363574]  ? tun_attach+0x1770/0x1770
[  440.367559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.373109]  ? check_preemption_disabled+0x48/0x200
[  440.378141]  ? graph_lock+0x170/0x170
[  440.381948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.387495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.393047]  ? locks_remove_file+0x3c6/0x5c0
[  440.397476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.403027]  ? ima_file_free+0x132/0x650
[  440.407110]  ? __lock_is_held+0xb5/0x140
[  440.411180]  ? __tun_detach+0x15c0/0x15c0
[  440.415333]  ? __tun_detach+0x15c0/0x15c0
[  440.419483]  tun_chr_close+0xe3/0x180
[  440.423284]  __fput+0x385/0xa30
[  440.426572]  ? get_max_files+0x20/0x20
[  440.430478]  ? ___might_sleep+0x1ed/0x300
[  440.434628]  ? arch_local_save_flags+0x40/0x40
[  440.439218]  ____fput+0x15/0x20
[  440.442499]  task_work_run+0x1e8/0x2a0
[  440.446389]  ? task_work_cancel+0x240/0x240
[  440.450717]  ? switch_task_namespaces+0xb8/0xd0
[  440.455397]  do_exit+0x1ad7/0x2610
[  440.458951]  ? mm_update_next_owner+0x990/0x990
[  440.463628]  ? print_usage_bug+0xc0/0xc0
[  440.467695]  ? __lock_acquire+0x7ec/0x4ec0
[  440.471941]  ? find_held_lock+0x36/0x1c0
[  440.476016]  ? __lock_acquire+0x7ec/0x4ec0
[  440.480251]  ? mark_held_locks+0x130/0x130
[  440.484490]  ? lock_acquire+0x1ed/0x520
[  440.488475]  ? mark_held_locks+0x130/0x130
[  440.492708]  ? arch_local_save_flags+0x40/0x40
[  440.497288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.502841]  ? __mutex_lock+0x872/0x1710
[  440.506901]  ? __switch_to_asm+0x40/0x70
[  440.510961]  ? __switch_to_asm+0x34/0x70
[  440.515019]  ? pipe_wait+0x266/0x2c0
[  440.518742]  ? mutex_trylock+0x2b0/0x2b0
[  440.522815]  ? graph_lock+0x170/0x170
[  440.526617]  ? find_held_lock+0x36/0x1c0
[  440.530682]  ? memset+0x31/0x40
[  440.533967]  ? find_held_lock+0x36/0x1c0
[  440.538039]  ? get_signal+0x95b/0x1980
[  440.541932]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.546424]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.550931]  do_group_exit+0x177/0x440
[  440.554820]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.560272]  ? __ia32_sys_exit+0x50/0x50
[  440.564346]  get_signal+0x8b0/0x1980
[  440.568071]  ? ptrace_notify+0x130/0x130
[  440.572145]  ? finish_wait+0x430/0x430
[  440.576031]  ? graph_lock+0x170/0x170
[  440.579846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.585387]  ? pipe_read+0x702/0x940
[  440.589107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.594658]  do_signal+0x9c/0x21e0
[  440.598199]  ? __vfs_read+0x11f/0x9b0
[  440.602004]  ? vfs_copy_file_range+0xb90/0xb90
[  440.606604]  ? setup_sigcontext+0x7d0/0x7d0
[  440.610945]  ? exit_to_usermode_loop+0x8c/0x380
[  440.615640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.621185]  exit_to_usermode_loop+0x2e5/0x380
[  440.625774]  ? syscall_slow_exit_work+0x520/0x520
[  440.630625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.636175]  do_syscall_64+0x6be/0x820
[  440.640062]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  440.645431]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.650446]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.655293]  ? trace_hardirqs_off+0x300/0x300
[  440.659799]  ? prepare_exit_to_usermode+0x291/0x3b0
[  440.664822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.669677]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  440.674871] RIP: 0033:0x410e10
[  440.678066] Code: Bad RIP value.
[  440.681428] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  440.689138] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  440.696405] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  440.703855] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  440.711153] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  440.718437] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  440.725742] warn_alloc_show_mem: 1 callbacks suppressed
[  440.725754] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  440.725756] Mem-Info:
[  440.725787] active_anon:46161 inactive_anon:461 isolated_anon:0
[  440.725787]  active_file:19 inactive_file:16 isolated_file:0
[  440.725787]  unevictable:0 dirty:0 writeback:0 unstable:0
[  440.725787]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  440.725787]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  440.725787]  free:13785 free_pcp:397 free_cma:0
[  440.731133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.738407] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  440.740808] Call Trace:
[  440.773611] Node 0 
[  440.783244]  <IRQ>
[  440.810860] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  440.813430]  dump_stack+0x1c4/0x2b4
[  440.815627] lowmem_reserve[]: 0
[  440.817780]  ? dump_stack_print_info.cold.2+0x52/0x52
[  440.843270]  2815
[  440.846921]  warn_alloc.cold.118+0xb7/0x1bd
[  440.850152]  6318
[  440.855334]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  440.857374]  6318
[  440.861691]  ? lock_downgrade+0x900/0x900
[  440.868571]  ? trace_hardirqs_off+0xb8/0x300
[  440.870615] Node 0 
[  440.874754]  ? trace_hardirqs_off+0xb8/0x300
[  440.879158] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  440.881368]  __alloc_pages_slowpath+0x2667/0x2d80
[  440.885750] lowmem_reserve[]:
[  440.912493]  ? warn_alloc+0x120/0x120
[  440.917281]  0
[  440.920384]  ? warn_alloc+0x120/0x120
[  440.924153]  0
[  440.925952]  ? print_usage_bug+0xc0/0xc0
[  440.929726]  3503
[  440.931526]  ? warn_alloc+0x120/0x120
[  440.935563]  3503
[  440.937631]  ? print_usage_bug+0xc0/0xc0
[  440.943460]  ? __lock_acquire+0x7ec/0x4ec0
[  440.947496] Node 0 
[  440.951721]  ? __lock_acquire+0x7ec/0x4ec0
[  440.951753] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  440.951761] lowmem_reserve[]:
[  440.953993]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.958201]  0
[  440.986753]  ? should_fail+0x22d/0xd01
[  440.989829]  0 0
[  440.995394]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.997168]  0
[  441.001046]  ? __lock_acquire+0x7ec/0x4ec0
[  441.008093]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.009873] Node 0 
[  441.014100]  ? __lock_acquire+0x7ec/0x4ec0
[  441.019179] DMA: 
[  441.021413]  ? should_fail+0x22d/0xd01
[  441.025625] 1*4kB 
[  441.027685]  ? mark_held_locks+0x130/0x130
[  441.031540] (U) 
[  441.033685]  ? mark_held_locks+0x130/0x130
[  441.037892] 0*8kB 
[  441.039858]  ? graph_lock+0x170/0x170
[  441.044066] 0*16kB 1*32kB 
[  441.046217]  ? graph_lock+0x170/0x170
[  441.049994] (U) 
[  441.052847]  ? graph_lock+0x170/0x170
[  441.056626] 2*64kB 
[  441.058610]  ? print_usage_bug+0xc0/0xc0
[  441.062382] (U) 
[  441.064620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.068657] 1*128kB 
[  441.070633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.076155] (U) 
[  441.078472]  ? check_preemption_disabled+0x48/0x200
[  441.083989] 1*256kB 
[  441.085955]  ? check_preemption_disabled+0x48/0x200
[  441.090945] (U) 
[  441.093271]  ? __lock_is_held+0xb5/0x140
[  441.098255] 0*512kB 
[  441.100225]  __alloc_pages_nodemask+0xa80/0xde0
[  441.104269] 1*1024kB 
[  441.106610]  ? graph_lock+0x170/0x170
[  441.111250] (U) 
[  441.113655]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  441.117427] 1*2048kB 
[  441.119396]  ? graph_lock+0x170/0x170
[  441.124386] (M) 
[  441.126882]  ? find_held_lock+0x36/0x1c0
[  441.130653] 3*4096kB 
[  441.132632]  ? ____cache_alloc_node+0x1c7/0x1e0
[  441.136659] (M) 
[  441.139063]  ? lock_downgrade+0x900/0x900
[  441.143706] = 15908kB
[  441.145682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.149815] Node 0 
[  441.152228]  cache_grow_begin+0x91/0x8c0
[  441.157733] DMA32: 
[  441.159969]  ? do_raw_spin_unlock+0xa7/0x2f0
[  441.164003] 3*4kB 
[  441.166254]  fallback_alloc+0x203/0x2e0
[  441.170642] (M) 
[  441.172801]  ____cache_alloc_node+0x1c7/0x1e0
[  441.176734] 1*8kB 
[  441.178709]  kmem_cache_alloc_node+0xe3/0x730
[  441.183170] (M) 
[  441.185319]  ? ipv6_get_ifaddr+0x42e/0x620
[  441.189784] 3*16kB 
[  441.191770]  __alloc_skb+0x119/0x770
[  441.195968] (UM) 
[  441.198210]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.201892] 3*32kB 
[  441.203957]  ? skb_scrub_packet+0x490/0x490
[  441.209199] (UM) 
[  441.211434]  ? lock_downgrade+0x900/0x900
[  441.215725] 2*64kB 
[  441.217785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.221902] (UM) 
[  441.224138]  ? refcount_sub_and_test_checked+0x203/0x310
[  441.229647] 5*128kB 
[  441.231711]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.237137] (UM) 
[  441.239458]  ? addrconf_rs_timer+0x6f0/0x6f0
[  441.244881] 3*256kB 
[  441.246947]  ndisc_alloc_skb+0x144/0x340
[  441.251318] (M) 
[  441.253637]  ndisc_send_rs+0x331/0x6e0
[  441.257671] 4*512kB 
[  441.259645]  addrconf_rs_timer+0x3c0/0x6f0
[  441.263500] (M) 
[  441.265818]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.270027] 3*1024kB 
[  441.272004]  call_timer_fn+0x272/0x920
[  441.276198] (UM) 3*2048kB 
[  441.278620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.282479] (M) 
[  441.285317]  ? process_timeout+0x40/0x40
[  441.289522] 3*4096kB 
[  441.291493]  ? find_held_lock+0x36/0x1c0
[  441.295525] (M) 
[  441.297938]  ? __run_timers+0x7da/0xc70
[  441.301966] = 25252kB
[  441.303934]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.307882] Node 0 
[  441.310286]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.314758] Normal: 
[  441.316989]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.321452] 1016*4kB (UME) 
[  441.323788]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  441.328031] 348*8kB 
[  441.331042]  ? trace_hardirqs_on+0xbd/0x310
[  441.335608] (UME) 
[  441.337927]  ? kasan_check_read+0x11/0x20
[  441.342228] 167*16kB 
[  441.344370]  ? __run_timers+0x7da/0xc70
[  441.348492] (UME) 
[  441.350896]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.354840] 68*32kB 
[  441.356995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.362412] (UME) 
[  441.364733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.368937] 21*64kB 
[  441.371084]  __run_timers+0x7e5/0xc70
[  441.375289] (M) 
[  441.377628]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  441.381387] 6*128kB 
[  441.383355]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  441.388693] (UM) 
[  441.391011]  ? graph_lock+0x170/0x170
[  441.396004] 1*256kB 
[  441.398059]  ? enqueue_hrtimer+0x1a5/0x560
[  441.401831] (U) 
[  441.404147]  ? lock_release+0x970/0x970
[  441.408356] 0*512kB 
[  441.410324]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  441.414275] 0*1024kB 
[  441.416609]  ? find_held_lock+0x36/0x1c0
[  441.421763] 0*2048kB 0*4096kB 
[  441.424179]  ? graph_lock+0x170/0x170
[  441.428213] = 14064kB
[  441.431399]  ? pvclock_read_flags+0x160/0x160
[  441.435182] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  441.437586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.442059] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  441.450880]  ? check_preemption_disabled+0x48/0x200
[  441.456389] 503 total pagecache pages
[  441.464963]  ? __lock_is_held+0xb5/0x140
[  441.469956] 0 pages in swap cache
[  441.473741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.477781] Swap cache stats: add 0, delete 0, find 0/0
[  441.481223]  ? check_preemption_disabled+0x48/0x200
[  441.486733] Free swap  = 0kB
[  441.492095]  run_timer_softirq+0x52/0xb0
[  441.497084] Total swap = 0kB
[  441.500096]  ? rcu_read_lock_sched_held+0x108/0x120
[  441.504131] 1965979 pages RAM
[  441.507147]  __do_softirq+0x30b/0xad8
[  441.512132] 0 pages HighMem/MovableOnly
[  441.515238]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  441.519002] 343324 pages reserved
[  441.522966]  ? pvclock_read_flags+0x160/0x160
[  441.528047] 0 pages cma reserved
[  441.531501]  ? lapic_next_event+0x5a/0x90
[  441.536053] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  441.539328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.543551] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.550037]  ? check_preemption_disabled+0x48/0x200
[  441.555550] syz-executor2 cpuset=
[  441.566028]  ? check_preemption_disabled+0x48/0x200
[  441.571019] syz2
[  441.574468]  ? kvm_clock_read+0x18/0x30
[  441.579474]  mems_allowed=0
[  441.581442]  ? kvm_sched_clock_read+0x9/0x20
[  441.592712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.598336]  ? check_preemption_disabled+0x48/0x200
[  441.603384]  irq_exit+0x17f/0x1c0
[  441.606847]  smp_apic_timer_interrupt+0x1cb/0x760
[  441.611692]  ? smp_reschedule_interrupt+0x109/0x650
[  441.616719]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.622618]  ? interrupt_entry+0xb5/0xf0
[  441.626681]  ? trace_hardirqs_off_caller+0xbb/0x300
[  441.631700]  ? trace_hardirqs_off_caller+0xbb/0x300
[  441.636725]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.641566]  ? trace_hardirqs_off+0x300/0x300
[  441.646556]  ? trace_hardirqs_off+0x300/0x300
[  441.651064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.656688]  ? check_preemption_disabled+0x48/0x200
[  441.661707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.667255]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.672108]  apic_timer_interrupt+0xf/0x20
[  441.676335]  </IRQ>
[  441.678575] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  441.683523] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  441.702427] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  441.710139] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  441.717403] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  441.724673] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  441.731939] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  441.739208] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  441.746526]  skb_clone+0x1bb/0x500
[  441.750073]  ? skb_split+0x11e0/0x11e0
[  441.753962]  ? preempt_notifier_register+0x200/0x200
[  441.759110]  ? __switch_to_asm+0x34/0x70
[  441.763218]  ? __switch_to_asm+0x34/0x70
[  441.767278]  ? __switch_to_asm+0x40/0x70
[  441.771341]  ? __switch_to_asm+0x34/0x70
[  441.775403]  ? __switch_to_asm+0x40/0x70
[  441.779462]  ? __switch_to_asm+0x40/0x70
[  441.783522]  ? __switch_to_asm+0x34/0x70
[  441.787590]  ? __switch_to_asm+0x34/0x70
[  441.791661]  ? __switch_to_asm+0x40/0x70
[  441.795721]  ? __switch_to_asm+0x34/0x70
[  441.799794]  bpf_clone_redirect+0xb9/0x490
[  441.804039]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  441.809090]  ? __sched_text_start+0x8/0x8
[  441.813239]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.818012]  ? find_held_lock+0x36/0x1c0
[  441.822082]  ? lock_acquire+0x1ed/0x520
[  441.826061]  ? bpf_test_run+0x32e/0x5a0
[  441.830039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.835588]  ? check_preemption_disabled+0x48/0x200
[  441.840625]  ? kasan_check_read+0x11/0x20
[  441.844778]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.850056]  ? rcu_bh_qs+0xc0/0xc0
[  441.853612]  ? preempt_schedule+0x4d/0x60
[  441.857765]  ? ___preempt_schedule+0x16/0x18
[  441.862183]  ? bpf_test_run+0x1c0/0x5a0
[  441.866166]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  441.871025]  ? netlink_diag_dump+0x2a0/0x2a0
[  441.875439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.880974]  ? bpf_test_init.isra.9+0x70/0x100
[  441.885563]  ? bpf_prog_test_run_skb+0x634/0xb40
[  441.890352]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  441.895196]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  441.900732]  ? fput+0x130/0x1a0
[  441.904015]  ? __bpf_prog_get+0x9b/0x290
[  441.908080]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  441.912920]  ? bpf_prog_test_run+0x130/0x1a0
[  441.917332]  ? __x64_sys_bpf+0x3d8/0x510
[  441.921397]  ? bpf_prog_get+0x20/0x20
[  441.925216]  ? do_syscall_64+0x1b9/0x820
[  441.929277]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  441.934646]  ? syscall_return_slowpath+0x5e0/0x5e0
[  441.939589]  ? trace_hardirqs_off+0x300/0x300
[  441.944097]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  441.949113]  ? recalc_sigpending_tsk+0x180/0x180
[  441.953874]  ? kasan_check_write+0x14/0x20
[  441.958116]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.962974]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  441.968355] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  441.968450] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  441.975545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  441.975550] Call Trace:
[  441.975558]  <IRQ>
[  441.975574]  dump_stack+0x1c4/0x2b4
[  441.975603]  ? dump_stack_print_info.cold.2+0x52/0x52
[  441.975631]  warn_alloc.cold.118+0xb7/0x1bd
[  441.982164] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.991450]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  441.994009] syz-executor4 cpuset=
[  441.996155]  ? lock_downgrade+0x900/0x900
[  441.999757] syz4
[  442.004945]  ? trace_hardirqs_off+0xb8/0x300
[  442.009236]  mems_allowed=0
[  442.019719]  ? trace_hardirqs_off+0xb8/0x300
[  442.045780]  __alloc_pages_slowpath+0x2667/0x2d80
[  442.050658]  ? warn_alloc+0x120/0x120
[  442.054469]  ? trace_hardirqs_on+0x310/0x310
[  442.058880]  ? warn_alloc+0x120/0x120
[  442.062684]  ? print_usage_bug+0xc0/0xc0
[  442.066745]  ? warn_alloc+0x120/0x120
[  442.070548]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  442.075572]  ? print_usage_bug+0xc0/0xc0
[  442.079648]  ? __lock_acquire+0x7ec/0x4ec0
[  442.084068]  ? __lock_acquire+0x7ec/0x4ec0
[  442.088307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.093848]  ? should_fail+0x22d/0xd01
[  442.097743]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.102850]  ? __lock_acquire+0x7ec/0x4ec0
[  442.107090]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.112196]  ? __lock_acquire+0x7ec/0x4ec0
[  442.116433]  ? should_fail+0x22d/0xd01
[  442.120319]  ? print_usage_bug+0xc0/0xc0
[  442.124395]  ? mark_held_locks+0x130/0x130
[  442.128640]  ? mark_held_locks+0x130/0x130
[  442.132885]  ? graph_lock+0x170/0x170
[  442.136685]  ? print_usage_bug+0xc0/0xc0
[  442.140744]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  442.145505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.151039]  ? check_preemption_disabled+0x48/0x200
[  442.156061]  ? check_preemption_disabled+0x48/0x200
[  442.161091]  ? __lock_is_held+0xb5/0x140
[  442.165167]  __alloc_pages_nodemask+0xa80/0xde0
[  442.169840]  ? graph_lock+0x170/0x170
[  442.173677]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  442.178694]  ? graph_lock+0x170/0x170
[  442.182510]  ? find_held_lock+0x36/0x1c0
[  442.186604]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.191285]  ? lock_downgrade+0x900/0x900
[  442.195447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.201003]  cache_grow_begin+0x91/0x8c0
[  442.205073]  ? do_raw_spin_unlock+0xa7/0x2f0
[  442.209498]  fallback_alloc+0x203/0x2e0
[  442.213489]  ____cache_alloc_node+0x1c7/0x1e0
[  442.217996]  kmem_cache_alloc_node+0xe3/0x730
[  442.222494]  ? ipv6_get_ifaddr+0x42e/0x620
[  442.226745]  __alloc_skb+0x119/0x770
[  442.230461]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.235755]  ? skb_scrub_packet+0x490/0x490
[  442.240081]  ? lock_downgrade+0x900/0x900
[  442.244241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.249790]  ? refcount_sub_and_test_checked+0x203/0x310
[  442.255243]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  442.260708]  ? addrconf_rs_timer+0x6f0/0x6f0
[  442.265136]  ndisc_alloc_skb+0x144/0x340
[  442.269204]  ndisc_send_rs+0x331/0x6e0
[  442.273098]  addrconf_rs_timer+0x3c0/0x6f0
[  442.277344]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.281603]  call_timer_fn+0x272/0x920
[  442.285493]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.289738]  ? process_timeout+0x40/0x40
[  442.293798]  ? find_held_lock+0x36/0x1c0
[  442.297872]  ? mark_held_locks+0xc7/0x130
[  442.302028]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.306524]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.311018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.315254]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  442.319838]  ? trace_hardirqs_on+0xbd/0x310
[  442.324161]  ? kasan_check_read+0x11/0x20
[  442.328314]  ? __run_timers+0x7da/0xc70
[  442.332288]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.337747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.341990]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.346228]  __run_timers+0x7e5/0xc70
[  442.350042]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  442.355408]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.360424]  ? graph_lock+0x170/0x170
[  442.364229]  ? print_usage_bug+0xc0/0xc0
[  442.368289]  ? lock_release+0x970/0x970
[  442.372262]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.377459]  ? find_held_lock+0x36/0x1c0
[  442.381525]  ? graph_lock+0x170/0x170
[  442.385333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.390867]  ? check_preemption_disabled+0x48/0x200
[  442.395892]  ? __lock_is_held+0xb5/0x140
[  442.399957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.405490]  ? check_preemption_disabled+0x48/0x200
[  442.410515]  run_timer_softirq+0x52/0xb0
[  442.414576]  ? rcu_read_lock_sched_held+0x108/0x120
[  442.419615]  __do_softirq+0x30b/0xad8
[  442.423428]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  442.428540]  ? pvclock_read_flags+0x160/0x160
[  442.433038]  ? lapic_next_event+0x5a/0x90
[  442.437185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.442720]  ? check_preemption_disabled+0x48/0x200
[  442.447732]  ? check_preemption_disabled+0x48/0x200
[  442.452757]  ? kvm_clock_read+0x18/0x30
[  442.456730]  ? kvm_sched_clock_read+0x9/0x20
[  442.461144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.466681]  ? check_preemption_disabled+0x48/0x200
[  442.471711]  irq_exit+0x17f/0x1c0
[  442.479947]  smp_apic_timer_interrupt+0x1cb/0x760
[  442.484789]  ? smp_reschedule_interrupt+0x109/0x650
[  442.489808]  ? smp_call_function_single_interrupt+0x650/0x650
[  442.495693]  ? interrupt_entry+0xb5/0xf0
[  442.500034]  ? trace_hardirqs_off_caller+0xbb/0x300
[  442.505050]  ? trace_hardirqs_off_caller+0xbb/0x300
[  442.510076]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.514923]  ? trace_hardirqs_off+0x300/0x300
[  442.519419]  ? trace_hardirqs_off+0x300/0x300
[  442.523917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.529454]  ? check_preemption_disabled+0x48/0x200
[  442.534474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.540027]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.544884]  apic_timer_interrupt+0xf/0x20
[  442.549120]  </IRQ>
[  442.551362] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  442.556663] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  442.575590] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  442.583323] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  442.590615] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  442.597901] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  442.605183] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  442.612463] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  442.619766]  ? arch_local_irq_restore+0x45/0x52
[  442.624449]  dump_stack+0x26a/0x2b4
[  442.628086]  ? dump_stack_print_info.cold.2+0x52/0x52
[  442.633287]  ? mark_held_locks+0x130/0x130
[  442.637525]  ? mark_held_locks+0x130/0x130
[  442.641775]  dump_header+0x27b/0xf72
[  442.645505]  ? pagefault_out_of_memory+0x197/0x197
[  442.650444]  ? mark_held_locks+0x130/0x130
[  442.654684]  ? __lock_acquire+0x7ec/0x4ec0
[  442.658934]  ? print_usage_bug+0xc0/0xc0
[  442.663007]  ? graph_lock+0x170/0x170
[  442.666806]  ? graph_lock+0x170/0x170
[  442.670622]  ? print_usage_bug+0xc0/0xc0
[  442.674697]  ? print_usage_bug+0xc0/0xc0
[  442.678772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.684333]  ? find_held_lock+0x36/0x1c0
[  442.688407]  ? mark_held_locks+0xc7/0x130
[  442.692577]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  442.697689]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  442.702810]  ? lockdep_hardirqs_on+0x421/0x5c0
[  442.707399]  ? trace_hardirqs_on+0xbd/0x310
[  442.711722]  ? kasan_check_read+0x11/0x20
[  442.715874]  ? ___ratelimit+0x36f/0x655
[  442.719861]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.725319]  ? trace_hardirqs_on+0x310/0x310
[  442.729732]  ? lock_downgrade+0x900/0x900
[  442.733909]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  442.739021]  ? ___ratelimit+0xaa/0x655
[  442.742914]  ? idr_get_free+0xec0/0xec0
[  442.746887]  ? kasan_check_write+0x14/0x20
[  442.751129]  ? do_raw_spin_lock+0xc1/0x200
[  442.755460]  oom_kill_process.cold.27+0x10/0x903
[  442.760223]  ? graph_lock+0x170/0x170
[  442.764030]  ? _raw_spin_unlock+0x2c/0x50
[  442.768181]  ? oom_badness+0xe6/0xaa0
[  442.772008]  ? oom_evaluate_task+0x540/0x540
[  442.776924]  ? find_held_lock+0x36/0x1c0
[  442.780999]  ? out_of_memory+0x974/0x14c0
[  442.785151]  ? lock_downgrade+0x900/0x900
[  442.789298]  ? check_preemption_disabled+0x48/0x200
[  442.794323]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.800128]  ? kasan_check_read+0x11/0x20
[  442.804284]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.809563]  ? rcu_bh_qs+0xc0/0xc0
[  442.813120]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.818144]  ? oom_evaluate_task+0x302/0x540
[  442.822569]  out_of_memory+0xa86/0x14c0
[  442.826577]  ? oom_killer_disable+0x3a0/0x3a0
[  442.831095]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  442.836039]  ? __mutex_add_waiter+0x2a0/0x2a0
[  442.840554]  __alloc_pages_slowpath+0x2318/0x2d80
[  442.845445]  ? warn_alloc+0x120/0x120
[  442.849257]  ? lock_downgrade+0x900/0x900
[  442.853412]  ? print_usage_bug+0xc0/0xc0
[  442.857477]  ? warn_alloc+0x120/0x120
[  442.861280]  ? print_usage_bug+0xc0/0xc0
[  442.865346]  ? debug_check_no_obj_freed+0x305/0x58d
[  442.870367]  ? print_usage_bug+0xc0/0xc0
[  442.874435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.879973]  ? should_fail+0x22d/0xd01
[  442.883869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.888980]  ? __lock_acquire+0x7ec/0x4ec0
[  442.893247]  ? __lock_is_held+0xb5/0x140
[  442.897323]  ? graph_lock+0x170/0x170
[  442.901134]  ? ___might_sleep+0x1ed/0x300
[  442.905282]  ? lock_release+0x970/0x970
[  442.909266]  ? arch_local_save_flags+0x40/0x40
[  442.913866]  ? __might_sleep+0x95/0x190
[  442.917852]  __alloc_pages_nodemask+0xa80/0xde0
[  442.922525]  ? graph_lock+0x170/0x170
[  442.926335]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  442.931351]  ? graph_lock+0x170/0x170
[  442.935180]  ? mark_held_locks+0xc7/0x130
[  442.939339]  ? find_held_lock+0x36/0x1c0
[  442.943412]  ? cache_grow_begin+0x5a4/0x8c0
[  442.947739]  ? lockdep_hardirqs_on+0x421/0x5c0
[  442.952326]  ? trace_hardirqs_on+0xbd/0x310
[  442.956651]  ? fallback_alloc+0x203/0x2e0
[  442.960812]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.966287]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  442.971851]  cache_grow_begin+0x91/0x8c0
[  442.975937]  ? do_raw_spin_unlock+0xa7/0x2f0
[  442.980412]  fallback_alloc+0x203/0x2e0
[  442.984412]  ____cache_alloc_node+0x1c7/0x1e0
[  442.988925]  kmem_cache_alloc_node_trace+0xe7/0x740
[  442.993963]  __kmalloc_node_track_caller+0x33/0x70
[  442.998908]  __kmalloc_reserve.isra.39+0x41/0xe0
[  443.003681]  __alloc_skb+0x155/0x770
[  443.007406]  ? skb_scrub_packet+0x490/0x490
[  443.011731]  ? if_nlmsg_size+0x5d1/0xbb0
[  443.015799]  ? nla_put_ifalias+0x170/0x170
[  443.020052]  ? softnet_seq_show+0x470/0x470
[  443.024374]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  443.029390]  ? netif_tx_stop_all_queues+0xd9/0x110
[  443.034328]  rtmsg_ifinfo_build_skb+0x74/0x190
[  443.038917]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  443.043766]  rtmsg_ifinfo+0x8c/0xa0
[  443.047398]  dev_close_many+0x3be/0x860
[  443.051381]  ? unlist_netdevice+0x670/0x670
[  443.055706]  ? find_held_lock+0x36/0x1c0
[  443.059780]  ? __queue_work+0x6be/0x1440
[  443.063844]  ? lock_downgrade+0x900/0x900
[  443.067998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.073539]  ? rtnl_is_locked+0xb5/0xf0
[  443.077516]  ? rtnl_trylock+0x20/0x20
[  443.081317]  ? do_raw_spin_unlock+0xa7/0x2f0
[  443.085728]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  443.090319]  rollback_registered_many+0x56e/0x1240
[  443.095260]  ? generic_xdp_install+0x4c0/0x4c0
[  443.099852]  ? max_active_store+0x170/0x170
[  443.104177]  ? graph_lock+0x170/0x170
[  443.107982]  ? print_usage_bug+0xc0/0xc0
[  443.112046]  ? print_usage_bug+0xc0/0xc0
[  443.116114]  ? kfree_skbmem+0x154/0x230
[  443.120093]  ? graph_lock+0x170/0x170
[  443.123902]  ? print_usage_bug+0xc0/0xc0
[  443.127966]  ? find_held_lock+0x36/0x1c0
[  443.132044]  ? mark_held_locks+0xc7/0x130
[  443.136203]  rollback_registered+0x1e9/0x420
[  443.140622]  ? lockdep_hardirqs_on+0x351/0x5c0
[  443.145207]  ? rollback_registered_many+0x1240/0x1240
[  443.150401]  ? trace_hardirqs_on+0xbd/0x310
[  443.154738]  ? linkwatch_schedule_work+0x150/0x170
[  443.159685]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  443.165151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.170703]  ? rtnl_is_locked+0xb5/0xf0
[  443.174692]  ? rtnl_trylock+0x20/0x20
[  443.178508]  ? queue_delayed_work_on+0x130/0x1f0
[  443.183281]  unregister_netdevice_queue+0x321/0x5e0
[  443.188306]  ? rollback_registered+0x420/0x420
[  443.192894]  ? linkwatch_schedule_work+0x170/0x170
[  443.197828]  ? tun_show_owner+0x170/0x170
[  443.201982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.207531]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  443.212903]  ? __tun_detach+0x6ba/0x15c0
[  443.216981]  __tun_detach+0x11b8/0x15c0
[  443.220960]  ? __call_rcu.constprop.69+0x429/0xbc0
[  443.225911]  ? tun_attach+0x1770/0x1770
[  443.229903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.235452]  ? check_preemption_disabled+0x48/0x200
[  443.240484]  ? graph_lock+0x170/0x170
[  443.244292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.249832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.255378]  ? locks_remove_file+0x3c6/0x5c0
[  443.259794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.265336]  ? ima_file_free+0x132/0x650
[  443.269408]  ? __lock_is_held+0xb5/0x140
[  443.273482]  ? __tun_detach+0x15c0/0x15c0
[  443.277649]  ? __tun_detach+0x15c0/0x15c0
[  443.281809]  tun_chr_close+0xe3/0x180
[  443.285623]  __fput+0x385/0xa30
[  443.288918]  ? get_max_files+0x20/0x20
[  443.292821]  ? ___might_sleep+0x1ed/0x300
[  443.296977]  ? arch_local_save_flags+0x40/0x40
[  443.301570]  ____fput+0x15/0x20
[  443.304863]  task_work_run+0x1e8/0x2a0
[  443.308757]  ? task_work_cancel+0x240/0x240
[  443.313085]  ? switch_task_namespaces+0xb8/0xd0
[  443.317769]  do_exit+0x1ad7/0x2610
[  443.321323]  ? mm_update_next_owner+0x990/0x990
[  443.326015]  ? print_usage_bug+0xc0/0xc0
[  443.330086]  ? __lock_acquire+0x7ec/0x4ec0
[  443.334333]  ? find_held_lock+0x36/0x1c0
[  443.338405]  ? __lock_acquire+0x7ec/0x4ec0
[  443.342641]  ? mark_held_locks+0x130/0x130
[  443.346883]  ? lock_acquire+0x1ed/0x520
[  443.350866]  ? mark_held_locks+0x130/0x130
[  443.355101]  ? arch_local_save_flags+0x40/0x40
[  443.359693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.365266]  ? __mutex_lock+0x872/0x1710
[  443.369341]  ? __switch_to_asm+0x40/0x70
[  443.373411]  ? __switch_to_asm+0x34/0x70
[  443.377475]  ? pipe_wait+0x266/0x2c0
[  443.381197]  ? mutex_trylock+0x2b0/0x2b0
[  443.385277]  ? graph_lock+0x170/0x170
[  443.389077]  ? find_held_lock+0x36/0x1c0
[  443.393146]  ? memset+0x31/0x40
[  443.396432]  ? find_held_lock+0x36/0x1c0
[  443.400507]  ? get_signal+0x95b/0x1980
[  443.404396]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.408892]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.413398]  do_group_exit+0x177/0x440
[  443.417293]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  443.422804]  ? __ia32_sys_exit+0x50/0x50
[  443.426883]  get_signal+0x8b0/0x1980
[  443.430619]  ? ptrace_notify+0x130/0x130
[  443.434691]  ? finish_wait+0x430/0x430
[  443.438605]  ? graph_lock+0x170/0x170
[  443.442422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.447958]  ? pipe_read+0x702/0x940
[  443.451678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.457231]  do_signal+0x9c/0x21e0
[  443.460774]  ? __vfs_read+0x11f/0x9b0
[  443.464588]  ? vfs_copy_file_range+0xb90/0xb90
[  443.469177]  ? setup_sigcontext+0x7d0/0x7d0
[  443.473518]  ? exit_to_usermode_loop+0x8c/0x380
[  443.478213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.483762]  exit_to_usermode_loop+0x2e5/0x380
[  443.488347]  ? syscall_slow_exit_work+0x520/0x520
[  443.493189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.498738]  do_syscall_64+0x6be/0x820
[  443.502631]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  443.507997]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.512926]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.517784]  ? trace_hardirqs_off+0x300/0x300
[  443.522299]  ? prepare_exit_to_usermode+0x291/0x3b0
[  443.527330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.532186]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  443.537376] RIP: 0033:0x410e10
[  443.540575] Code: Bad RIP value.
[  443.543946] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  443.551661] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  443.558934] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  443.566212] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  443.573486] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  443.580764] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  443.588076] warn_alloc_show_mem: 1 callbacks suppressed
[  443.588089] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  443.588091] Mem-Info:
[  443.588126] active_anon:46161 inactive_anon:461 isolated_anon:0
[  443.588126]  active_file:19 inactive_file:16 isolated_file:0
[  443.588126]  unevictable:0 dirty:0 writeback:0 unstable:0
[  443.588126]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  443.588126]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  443.588126]  free:13785 free_pcp:397 free_cma:0
[  443.593486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.600772] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  443.603173] Call Trace:
[  443.635967] Node 0 
[  443.645851]  <IRQ>
[  443.673552] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  443.676119]  dump_stack+0x1c4/0x2b4
[  443.678334] lowmem_reserve[]:
[  443.680479]  ? dump_stack_print_info.cold.2+0x52/0x52
[  443.706140]  0
[  443.709784]  warn_alloc.cold.118+0xb7/0x1bd
[  443.712849]  2815
[  443.718038]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.719819]  6318
[  443.724134]  ? lock_downgrade+0x900/0x900
[  443.726170]  6318
[  443.731013]  ? trace_hardirqs_off+0xb8/0x300
[  443.737189]  ? trace_hardirqs_off+0xb8/0x300
[  443.739225] Node 0 
[  443.743642]  __alloc_pages_slowpath+0x2667/0x2d80
[  443.748046] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  443.750283]  ? warn_alloc+0x120/0x120
[  443.755078] lowmem_reserve[]:
[  443.781817]  ? warn_alloc+0x120/0x120
[  443.785601]  0
[  443.788710]  ? print_usage_bug+0xc0/0xc0
[  443.792486]  0
[  443.794284]  ? warn_alloc+0x120/0x120
[  443.798316]  3503 3503
[  443.800127]  ? print_usage_bug+0xc0/0xc0
[  443.806391]  ? __lock_acquire+0x7ec/0x4ec0
[  443.810428] Node 0 
[  443.814654]  ? __lock_acquire+0x7ec/0x4ec0
[  443.814690] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  443.816914]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.821120] lowmem_reserve[]:
[  443.849683]  ? should_fail+0x22d/0xd01
[  443.855195]  0
[  443.858299]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.862152]  0 0
[  443.863961]  ? __lock_acquire+0x7ec/0x4ec0
[  443.869039]  0
[  443.871017]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.877029]  ? __lock_acquire+0x7ec/0x4ec0
[  443.882108] Node 0 
[  443.886331]  ? should_fail+0x22d/0xd01
[  443.886341] DMA: 
[  443.888578]  ? mark_held_locks+0x130/0x130
[  443.892442] 1*4kB 
[  443.894508]  ? mark_held_locks+0x130/0x130
[  443.898711] (U) 
[  443.900857]  ? graph_lock+0x170/0x170
[  443.905068] 0*8kB 
[  443.907038]  ? graph_lock+0x170/0x170
[  443.910817] 0*16kB 
[  443.912961]  ? graph_lock+0x170/0x170
[  443.916742] 1*32kB 
[  443.918974]  ? print_usage_bug+0xc0/0xc0
[  443.922752] (U) 
[  443.924983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.924999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.929040] 2*64kB 
[  443.931016]  ? check_preemption_disabled+0x48/0x200
[  443.936527] (U) 
[  443.942063]  ? check_preemption_disabled+0x48/0x200
[  443.944276] 1*128kB 
[  443.949295]  ? __lock_is_held+0xb5/0x140
[  443.951238] (U) 
[  443.956250]  __alloc_pages_nodemask+0xa80/0xde0
[  443.958548] 1*256kB 
[  443.962616]  ? graph_lock+0x170/0x170
[  443.964563] (U) 
[  443.969235]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  443.971534] 0*512kB 
[  443.975331]  ? graph_lock+0x170/0x170
[  443.977285] 1*1024kB 
[  443.982313]  ? find_held_lock+0x36/0x1c0
[  443.984608] (U) 1*2048kB 
[  443.988423]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.990800] (M) 
[  443.994861]  ? lock_downgrade+0x900/0x900
[  443.997603] 3*4096kB 
[  444.002283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.004231] (M) 
[  444.008392]  cache_grow_begin+0x91/0x8c0
[  444.010785] = 15908kB
[  444.016331]  ? do_raw_spin_unlock+0xa7/0x2f0
[  444.018284] Node 0 
[  444.022361]  fallback_alloc+0x203/0x2e0
[  444.024733] DMA32: 
[  444.029164]  ____cache_alloc_node+0x1c7/0x1e0
[  444.031357] 3*4kB 
[  444.035327]  kmem_cache_alloc_node+0xe3/0x730
[  444.037536] (M) 
[  444.042028]  ? ipv6_get_ifaddr+0x42e/0x620
[  444.044149] 1*8kB 
[  444.048659]  __alloc_skb+0x119/0x770
[  444.050615] (M) 
[  444.054849]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.056970] 3*16kB 
[  444.060675]  ? skb_scrub_packet+0x490/0x490
[  444.062625] (UM) 
[  444.067899]  ? lock_downgrade+0x900/0x900
[  444.070112] 3*32kB 
[  444.074429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.076466] (UM) 
[  444.080623]  ? refcount_sub_and_test_checked+0x203/0x310
[  444.082833] 2*64kB 
[  444.088363]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  444.090402] (UM) 
[  444.095847]  ? addrconf_rs_timer+0x6f0/0x6f0
[  444.098057] 5*128kB 
[  444.103508]  ndisc_alloc_skb+0x144/0x340
[  444.105537] (UM) 
[  444.109941]  ndisc_send_rs+0x331/0x6e0
[  444.112266] 3*256kB 
[  444.116326]  addrconf_rs_timer+0x3c0/0x6f0
[  444.118362] (M) 
[  444.122246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.124543] 4*512kB 
[  444.128793]  call_timer_fn+0x272/0x920
[  444.130735] (M) 
[  444.134997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.137292] 3*1024kB 
[  444.141182]  ? process_timeout+0x40/0x40
[  444.143130] (UM) 
[  444.147358]  ? find_held_lock+0x36/0x1c0
[  444.149744] 3*2048kB 
[  444.153814]  ? __run_timers+0x7da/0xc70
[  444.155846] (M) 
[  444.159906]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.162292] 3*4096kB 
[  444.166260]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.168211] (M) 
[  444.172718]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.175101] = 25252kB
[  444.179598]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  444.181552] Node 0 
[  444.185783]  ? trace_hardirqs_on+0xbd/0x310
[  444.188166] Normal: 
[  444.192742]  ? kasan_check_read+0x11/0x20
[  444.194958] 1016*4kB 
[  444.199290]  ? __run_timers+0x7da/0xc70
[  444.201598] (UME) 
[  444.205746]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.208135] 348*8kB 
[  444.212111]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.214239] (UME) 
[  444.219704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.222002] 167*16kB 
[  444.226243]  __run_timers+0x7e5/0xc70
[  444.228368] (UME) 
[  444.232631]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  444.235002] 68*32kB 
[  444.238800]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.240921] (UME) 
[  444.246277]  ? graph_lock+0x170/0x170
[  444.248575] 21*64kB 
[  444.253610]  ? enqueue_hrtimer+0x1a5/0x560
[  444.255731] (M) 
[  444.259529]  ? lock_release+0x970/0x970
[  444.261830] 6*128kB 
[  444.266059]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  444.268025] (UM) 
[  444.272001]  ? find_held_lock+0x36/0x1c0
[  444.274299] 1*256kB 
[  444.279484]  ? graph_lock+0x170/0x170
[  444.281521] (U) 
[  444.285576]  ? pvclock_read_flags+0x160/0x160
[  444.287885] 0*512kB 
[  444.291683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.293644] 0*1024kB 
[  444.298134]  ? check_preemption_disabled+0x48/0x200
[  444.300435] 0*2048kB 
[  444.305974]  ? __lock_is_held+0xb5/0x140
[  444.308354] 0*4096kB 
[  444.313378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.315768] = 14064kB
[  444.319822]  ? check_preemption_disabled+0x48/0x200
[  444.322234] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  444.327762]  run_timer_softirq+0x52/0xb0
[  444.330165] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  444.335226]  ? rcu_read_lock_sched_held+0x108/0x120
[  444.344045] 503 total pagecache pages
[  444.348112]  __do_softirq+0x30b/0xad8
[  444.356671] 0 pages in swap cache
[  444.361685]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  444.365457] Swap cache stats: add 0, delete 0, find 0/0
[  444.369252]  ? pvclock_read_flags+0x160/0x160
[  444.372682] Free swap  = 0kB
[  444.377798]  ? lapic_next_event+0x5a/0x90
[  444.383141] Total swap = 0kB
[  444.387639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.390633] 1965979 pages RAM
[  444.394775]  ? check_preemption_disabled+0x48/0x200
[  444.397799] 0 pages HighMem/MovableOnly
[  444.403327]  ? check_preemption_disabled+0x48/0x200
[  444.406410] 343324 pages reserved
[  444.411418]  ? kvm_clock_read+0x18/0x30
[  444.415366] 0 pages cma reserved
[  444.420376]  ? kvm_sched_clock_read+0x9/0x20
[  444.423905] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  444.427770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.431224] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  444.435510]  ? check_preemption_disabled+0x48/0x200
[  444.441982] syz-executor2 cpuset=
[  444.447521]  irq_exit+0x17f/0x1c0
[  444.457972] syz2
[  444.462983]  smp_apic_timer_interrupt+0x1cb/0x760
[  444.466411]  mems_allowed=0
[  444.469857]  ? smp_reschedule_interrupt+0x109/0x650
[  444.484565]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.490464]  ? interrupt_entry+0xb5/0xf0
[  444.494528]  ? trace_hardirqs_off_caller+0xbb/0x300
[  444.499544]  ? trace_hardirqs_off_caller+0xbb/0x300
[  444.504562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.509415]  ? trace_hardirqs_off+0x300/0x300
[  444.513910]  ? trace_hardirqs_off+0x300/0x300
[  444.518404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.523942]  ? check_preemption_disabled+0x48/0x200
[  444.528957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.534507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.539361]  apic_timer_interrupt+0xf/0x20
[  444.543600]  </IRQ>
[  444.545849] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  444.550784] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  444.569700] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  444.577422] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  444.584689] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  444.591960] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  444.599230] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  444.606499] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  444.613816]  skb_clone+0x1bb/0x500
[  444.617358]  ? skb_split+0x11e0/0x11e0
[  444.621254]  ? preempt_notifier_register+0x200/0x200
[  444.626358]  ? __switch_to_asm+0x34/0x70
[  444.630419]  ? __switch_to_asm+0x34/0x70
[  444.634481]  ? __switch_to_asm+0x40/0x70
[  444.638540]  ? __switch_to_asm+0x34/0x70
[  444.642611]  ? __switch_to_asm+0x40/0x70
[  444.647111]  ? __switch_to_asm+0x40/0x70
[  444.651364]  ? __switch_to_asm+0x34/0x70
[  444.655439]  ? __switch_to_asm+0x34/0x70
[  444.659500]  ? __switch_to_asm+0x40/0x70
[  444.663558]  ? __switch_to_asm+0x34/0x70
[  444.667641]  bpf_clone_redirect+0xb9/0x490
[  444.671887]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  444.676931]  ? __sched_text_start+0x8/0x8
[  444.681093]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.685870]  ? find_held_lock+0x36/0x1c0
[  444.689956]  ? lock_acquire+0x1ed/0x520
[  444.693931]  ? bpf_test_run+0x32e/0x5a0
[  444.697907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.703451]  ? check_preemption_disabled+0x48/0x200
[  444.708476]  ? kasan_check_read+0x11/0x20
[  444.712639]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.717918]  ? rcu_bh_qs+0xc0/0xc0
[  444.721464]  ? preempt_schedule+0x4d/0x60
[  444.725628]  ? ___preempt_schedule+0x16/0x18
[  444.730052]  ? bpf_test_run+0x1c0/0x5a0
[  444.734049]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  444.738903]  ? netlink_diag_dump+0x2a0/0x2a0
[  444.743319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.748854]  ? bpf_test_init.isra.9+0x70/0x100
[  444.753443]  ? bpf_prog_test_run_skb+0x634/0xb40
[  444.758209]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  444.763051]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  444.768601]  ? fput+0x130/0x1a0
[  444.771889]  ? __bpf_prog_get+0x9b/0x290
[  444.776201]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  444.781048]  ? bpf_prog_test_run+0x130/0x1a0
[  444.785479]  ? __x64_sys_bpf+0x3d8/0x510
[  444.789635]  ? bpf_prog_get+0x20/0x20
[  444.793456]  ? do_syscall_64+0x1b9/0x820
[  444.797519]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  444.802885]  ? syscall_return_slowpath+0x5e0/0x5e0
[  444.807820]  ? trace_hardirqs_off+0x300/0x300
[  444.812319]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  444.817338]  ? recalc_sigpending_tsk+0x180/0x180
[  444.822093]  ? kasan_check_write+0x14/0x20
[  444.826336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.831189]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  444.836572] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  444.836677] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  444.843775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  444.843781] Call Trace:
[  444.843788]  <IRQ>
[  444.843806]  dump_stack+0x1c4/0x2b4
[  444.843824]  ? dump_stack_print_info.cold.2+0x52/0x52
[  444.850366] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  444.859667]  warn_alloc.cold.118+0xb7/0x1bd
[  444.862219] syz-executor4 cpuset=
[  444.864368]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  444.867977] syz4
[  444.873187]  ? lock_downgrade+0x900/0x900
[  444.883667]  mems_allowed=0
[  444.887998]  ? trace_hardirqs_off+0xb8/0x300
[  444.909686]  ? trace_hardirqs_off+0xb8/0x300
[  444.914130]  __alloc_pages_slowpath+0x2667/0x2d80
[  444.919027]  ? warn_alloc+0x120/0x120
[  444.922848]  ? __lock_acquire+0x7ec/0x4ec0
[  444.927114]  ? warn_alloc+0x120/0x120
[  444.930951]  ? print_usage_bug+0xc0/0xc0
[  444.935029]  ? warn_alloc+0x120/0x120
[  444.938844]  ? print_usage_bug+0xc0/0xc0
[  444.942922]  ? print_usage_bug+0xc0/0xc0
[  444.946995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.952545]  ? should_fail+0x22d/0xd01
[  444.956453]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.961569]  ? __lock_acquire+0x7ec/0x4ec0
[  444.965836]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.970962]  ? should_fail+0x22d/0xd01
[  444.974869]  ? print_usage_bug+0xc0/0xc0
[  444.978959]  ? mark_held_locks+0x130/0x130
[  444.983222]  ? mark_held_locks+0x130/0x130
[  444.987479]  ? print_usage_bug+0xc0/0xc0
[  444.991569]  ? find_held_lock+0x36/0x1c0
[  444.995665]  ? graph_lock+0x170/0x170
[  444.999591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.005158]  ? check_preemption_disabled+0x48/0x200
[  445.010197]  ? check_preemption_disabled+0x48/0x200
[  445.015260]  ? __lock_is_held+0xb5/0x140
[  445.019358]  __alloc_pages_nodemask+0xa80/0xde0
[  445.024057]  ? graph_lock+0x170/0x170
[  445.027897]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  445.032937]  ? graph_lock+0x170/0x170
[  445.036762]  ? find_held_lock+0x36/0x1c0
[  445.040854]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.045546]  ? lock_downgrade+0x900/0x900
[  445.049726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.055300]  cache_grow_begin+0x91/0x8c0
[  445.059390]  ? do_raw_spin_unlock+0xa7/0x2f0
[  445.063840]  fallback_alloc+0x203/0x2e0
[  445.067855]  ____cache_alloc_node+0x1c7/0x1e0
[  445.072392]  kmem_cache_alloc_node+0xe3/0x730
[  445.076922]  ? mark_held_locks+0xc7/0x130
[  445.081119]  __alloc_skb+0x119/0x770
[  445.084872]  ? skb_scrub_packet+0x490/0x490
[  445.089230]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  445.093850]  ? queue_work_on+0x12c/0x1e0
[  445.097951]  ? switchdev_port_obj_del+0xdc/0x450
[  445.102741]  ? switchdev_trans_item_enqueue+0x260/0x260
[  445.108132]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  445.113269]  ? mod_timer+0x647/0x1440
[  445.117094]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  445.122148]  __br_mdb_notify+0x4ff/0x15d0
[  445.126318]  ? __br_mdb_add+0x800/0x800
[  445.130312]  ? graph_lock+0x170/0x170
[  445.134128]  ? br_multicast_group_expired+0x96/0x610
[  445.139245]  br_mdb_notify+0x310/0x410
[  445.143146]  ? br_mdb_dump+0x2530/0x2530
[  445.147214]  ? kasan_check_write+0x14/0x20
[  445.151453]  ? do_raw_spin_lock+0xc1/0x200
[  445.155697]  br_multicast_group_expired+0x1bc/0x610
[  445.160718]  ? br_mdb_free+0x80/0x80
[  445.164448]  call_timer_fn+0x272/0x920
[  445.168357]  ? br_mdb_free+0x80/0x80
[  445.172076]  ? process_timeout+0x40/0x40
[  445.176146]  ? find_held_lock+0x36/0x1c0
[  445.180222]  ? mark_held_locks+0xc7/0x130
[  445.184377]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.188872]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.193375]  ? br_mdb_free+0x80/0x80
[  445.197100]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  445.201702]  ? trace_hardirqs_on+0xbd/0x310
[  445.206027]  ? kasan_check_read+0x11/0x20
[  445.210183]  ? __run_timers+0x7da/0xc70
[  445.214169]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.219632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.223878]  ? br_mdb_free+0x80/0x80
[  445.227604]  __run_timers+0x7e5/0xc70
[  445.231429]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  445.236812]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  445.241833]  ? graph_lock+0x170/0x170
[  445.245646]  ? print_usage_bug+0xc0/0xc0
[  445.249706]  ? lock_release+0x970/0x970
[  445.253685]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  445.258883]  ? find_held_lock+0x36/0x1c0
[  445.262955]  ? graph_lock+0x170/0x170
[  445.266766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.272306]  ? check_preemption_disabled+0x48/0x200
[  445.277336]  ? __lock_is_held+0xb5/0x140
[  445.281408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.286948]  ? check_preemption_disabled+0x48/0x200
[  445.291981]  run_timer_softirq+0x52/0xb0
[  445.296046]  ? rcu_read_lock_sched_held+0x108/0x120
[  445.301069]  __do_softirq+0x30b/0xad8
[  445.304886]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  445.310003]  ? pvclock_read_flags+0x160/0x160
[  445.314503]  ? lapic_next_event+0x5a/0x90
[  445.318654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.324196]  ? check_preemption_disabled+0x48/0x200
[  445.329214]  ? check_preemption_disabled+0x48/0x200
[  445.334247]  ? kvm_clock_read+0x18/0x30
[  445.338228]  ? kvm_sched_clock_read+0x9/0x20
[  445.342649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.348195]  ? check_preemption_disabled+0x48/0x200
[  445.353230]  irq_exit+0x17f/0x1c0
[  445.356692]  smp_apic_timer_interrupt+0x1cb/0x760
[  445.361534]  ? smp_reschedule_interrupt+0x109/0x650
[  445.366552]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.372448]  ? interrupt_entry+0xb5/0xf0
[  445.376512]  ? trace_hardirqs_off_caller+0xbb/0x300
[  445.381526]  ? trace_hardirqs_off_caller+0xbb/0x300
[  445.386549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.391403]  ? trace_hardirqs_off+0x300/0x300
[  445.395897]  ? trace_hardirqs_off+0x300/0x300
[  445.400399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.405937]  ? check_preemption_disabled+0x48/0x200
[  445.410958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.416507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.421360]  apic_timer_interrupt+0xf/0x20
[  445.425595]  </IRQ>
[  445.427834] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  445.433116] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  445.452017] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  445.459746] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  445.467034] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  445.474313] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  445.481600] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  445.488880] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  445.496184]  ? arch_local_irq_restore+0x45/0x52
[  445.500869]  dump_stack+0x26a/0x2b4
[  445.504506]  ? dump_stack_print_info.cold.2+0x52/0x52
[  445.509706]  ? mark_held_locks+0x130/0x130
[  445.513946]  ? mark_held_locks+0x130/0x130
[  445.518199]  dump_header+0x27b/0xf72
[  445.521937]  ? pagefault_out_of_memory+0x197/0x197
[  445.526880]  ? mark_held_locks+0x130/0x130
[  445.531128]  ? __lock_acquire+0x7ec/0x4ec0
[  445.535375]  ? print_usage_bug+0xc0/0xc0
[  445.539453]  ? graph_lock+0x170/0x170
[  445.543256]  ? graph_lock+0x170/0x170
[  445.547085]  ? print_usage_bug+0xc0/0xc0
[  445.551160]  ? print_usage_bug+0xc0/0xc0
[  445.555257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.560808]  ? find_held_lock+0x36/0x1c0
[  445.564883]  ? mark_held_locks+0xc7/0x130
[  445.569038]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.574145]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.579251]  ? lockdep_hardirqs_on+0x421/0x5c0
[  445.583836]  ? trace_hardirqs_on+0xbd/0x310
[  445.588161]  ? kasan_check_read+0x11/0x20
[  445.592322]  ? ___ratelimit+0x36f/0x655
[  445.596302]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.601755]  ? trace_hardirqs_on+0x310/0x310
[  445.606170]  ? lock_downgrade+0x900/0x900
[  445.610329]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  445.615441]  ? ___ratelimit+0xaa/0x655
[  445.619338]  ? idr_get_free+0xec0/0xec0
[  445.623333]  ? kasan_check_write+0x14/0x20
[  445.627580]  ? do_raw_spin_lock+0xc1/0x200
[  445.631838]  oom_kill_process.cold.27+0x10/0x903
[  445.636619]  ? graph_lock+0x170/0x170
[  445.640435]  ? _raw_spin_unlock+0x2c/0x50
[  445.644951]  ? oom_badness+0xe6/0xaa0
[  445.648767]  ? oom_evaluate_task+0x540/0x540
[  445.653191]  ? find_held_lock+0x36/0x1c0
[  445.657298]  ? out_of_memory+0x974/0x14c0
[  445.661460]  ? lock_downgrade+0x900/0x900
[  445.665618]  ? check_preemption_disabled+0x48/0x200
[  445.670659]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  445.676475]  ? kasan_check_read+0x11/0x20
[  445.680653]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.685958]  ? rcu_bh_qs+0xc0/0xc0
[  445.689521]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  445.694556]  ? oom_evaluate_task+0x302/0x540
[  445.698995]  out_of_memory+0xa86/0x14c0
[  445.702991]  ? oom_killer_disable+0x3a0/0x3a0
[  445.707502]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  445.712452]  ? __mutex_add_waiter+0x2a0/0x2a0
[  445.716985]  __alloc_pages_slowpath+0x2318/0x2d80
[  445.721888]  ? warn_alloc+0x120/0x120
[  445.725704]  ? lock_downgrade+0x900/0x900
[  445.729868]  ? print_usage_bug+0xc0/0xc0
[  445.733940]  ? warn_alloc+0x120/0x120
[  445.737757]  ? print_usage_bug+0xc0/0xc0
[  445.741825]  ? debug_check_no_obj_freed+0x305/0x58d
[  445.746852]  ? print_usage_bug+0xc0/0xc0
[  445.750919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.756464]  ? should_fail+0x22d/0xd01
[  445.760362]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.765468]  ? __lock_acquire+0x7ec/0x4ec0
[  445.769732]  ? __lock_is_held+0xb5/0x140
[  445.773809]  ? graph_lock+0x170/0x170
[  445.777625]  ? ___might_sleep+0x1ed/0x300
[  445.781776]  ? lock_release+0x970/0x970
[  445.785761]  ? arch_local_save_flags+0x40/0x40
[  445.790359]  ? __might_sleep+0x95/0x190
[  445.794349]  __alloc_pages_nodemask+0xa80/0xde0
[  445.799025]  ? graph_lock+0x170/0x170
[  445.803191]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  445.808212]  ? graph_lock+0x170/0x170
[  445.812033]  ? mark_held_locks+0xc7/0x130
[  445.816181]  ? find_held_lock+0x36/0x1c0
[  445.820253]  ? cache_grow_begin+0x5a4/0x8c0
[  445.824590]  ? lockdep_hardirqs_on+0x421/0x5c0
[  445.829179]  ? trace_hardirqs_on+0xbd/0x310
[  445.833504]  ? fallback_alloc+0x203/0x2e0
[  445.837657]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.843126]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  445.848674]  cache_grow_begin+0x91/0x8c0
[  445.852744]  ? do_raw_spin_unlock+0xa7/0x2f0
[  445.857164]  fallback_alloc+0x203/0x2e0
[  445.861156]  ____cache_alloc_node+0x1c7/0x1e0
[  445.865663]  kmem_cache_alloc_node_trace+0xe7/0x740
[  445.870697]  __kmalloc_node_track_caller+0x33/0x70
[  445.875641]  __kmalloc_reserve.isra.39+0x41/0xe0
[  445.880404]  __alloc_skb+0x155/0x770
[  445.884130]  ? skb_scrub_packet+0x490/0x490
[  445.888459]  ? if_nlmsg_size+0x5d1/0xbb0
[  445.892534]  ? nla_put_ifalias+0x170/0x170
[  445.896785]  ? softnet_seq_show+0x470/0x470
[  445.901112]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  445.906139]  ? netif_tx_stop_all_queues+0xd9/0x110
[  445.911084]  rtmsg_ifinfo_build_skb+0x74/0x190
[  445.915679]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  445.920533]  rtmsg_ifinfo+0x8c/0xa0
[  445.924172]  dev_close_many+0x3be/0x860
[  445.928159]  ? unlist_netdevice+0x670/0x670
[  445.932486]  ? find_held_lock+0x36/0x1c0
[  445.936558]  ? __queue_work+0x6be/0x1440
[  445.940641]  ? lock_downgrade+0x900/0x900
[  445.944796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.950333]  ? rtnl_is_locked+0xb5/0xf0
[  445.954318]  ? rtnl_trylock+0x20/0x20
[  445.958129]  ? do_raw_spin_unlock+0xa7/0x2f0
[  445.962547]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  445.967144]  rollback_registered_many+0x56e/0x1240
[  445.972096]  ? generic_xdp_install+0x4c0/0x4c0
[  445.976699]  ? max_active_store+0x170/0x170
[  445.981024]  ? graph_lock+0x170/0x170
[  445.984832]  ? print_usage_bug+0xc0/0xc0
[  445.988898]  ? print_usage_bug+0xc0/0xc0
[  445.992969]  ? kfree_skbmem+0x154/0x230
[  445.996946]  ? graph_lock+0x170/0x170
[  446.000756]  ? print_usage_bug+0xc0/0xc0
[  446.004829]  ? find_held_lock+0x36/0x1c0
[  446.008908]  ? mark_held_locks+0xc7/0x130
[  446.013067]  rollback_registered+0x1e9/0x420
[  446.017481]  ? lockdep_hardirqs_on+0x351/0x5c0
[  446.022075]  ? rollback_registered_many+0x1240/0x1240
[  446.027276]  ? trace_hardirqs_on+0xbd/0x310
[  446.031614]  ? linkwatch_schedule_work+0x150/0x170
[  446.036557]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  446.042025]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.047566]  ? rtnl_is_locked+0xb5/0xf0
[  446.051550]  ? rtnl_trylock+0x20/0x20
[  446.055368]  ? queue_delayed_work_on+0x130/0x1f0
[  446.060136]  unregister_netdevice_queue+0x321/0x5e0
[  446.065167]  ? rollback_registered+0x420/0x420
[  446.069760]  ? linkwatch_schedule_work+0x170/0x170
[  446.074698]  ? tun_show_owner+0x170/0x170
[  446.078853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.084400]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  446.089769]  ? __tun_detach+0x6ba/0x15c0
[  446.093849]  __tun_detach+0x11b8/0x15c0
[  446.097829]  ? __call_rcu.constprop.69+0x429/0xbc0
[  446.102790]  ? tun_attach+0x1770/0x1770
[  446.106784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.112328]  ? check_preemption_disabled+0x48/0x200
[  446.117363]  ? graph_lock+0x170/0x170
[  446.121177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.126722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.132289]  ? locks_remove_file+0x3c6/0x5c0
[  446.136712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.142252]  ? ima_file_free+0x132/0x650
[  446.146321]  ? __lock_is_held+0xb5/0x140
[  446.150394]  ? __tun_detach+0x15c0/0x15c0
[  446.154552]  ? __tun_detach+0x15c0/0x15c0
[  446.158714]  tun_chr_close+0xe3/0x180
[  446.162519]  __fput+0x385/0xa30
[  446.165807]  ? get_max_files+0x20/0x20
[  446.169709]  ? ___might_sleep+0x1ed/0x300
[  446.173862]  ? arch_local_save_flags+0x40/0x40
[  446.178455]  ____fput+0x15/0x20
[  446.181745]  task_work_run+0x1e8/0x2a0
[  446.185646]  ? task_work_cancel+0x240/0x240
[  446.189976]  ? switch_task_namespaces+0xb8/0xd0
[  446.194660]  do_exit+0x1ad7/0x2610
[  446.198217]  ? mm_update_next_owner+0x990/0x990
[  446.202897]  ? print_usage_bug+0xc0/0xc0
[  446.206974]  ? __lock_acquire+0x7ec/0x4ec0
[  446.211222]  ? find_held_lock+0x36/0x1c0
[  446.215310]  ? __lock_acquire+0x7ec/0x4ec0
[  446.219552]  ? mark_held_locks+0x130/0x130
[  446.223803]  ? lock_acquire+0x1ed/0x520
[  446.227797]  ? mark_held_locks+0x130/0x130
[  446.232045]  ? arch_local_save_flags+0x40/0x40
[  446.236640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.242210]  ? __mutex_lock+0x872/0x1710
[  446.246281]  ? __switch_to_asm+0x40/0x70
[  446.250344]  ? __switch_to_asm+0x34/0x70
[  446.254406]  ? pipe_wait+0x266/0x2c0
[  446.258139]  ? mutex_trylock+0x2b0/0x2b0
[  446.262220]  ? graph_lock+0x170/0x170
[  446.266031]  ? find_held_lock+0x36/0x1c0
[  446.270105]  ? memset+0x31/0x40
[  446.273402]  ? find_held_lock+0x36/0x1c0
[  446.277477]  ? get_signal+0x95b/0x1980
[  446.281418]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.285941]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.290450]  do_group_exit+0x177/0x440
[  446.294438]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  446.299907]  ? __ia32_sys_exit+0x50/0x50
[  446.303993]  get_signal+0x8b0/0x1980
[  446.307722]  ? ptrace_notify+0x130/0x130
[  446.311793]  ? finish_wait+0x430/0x430
[  446.315704]  ? graph_lock+0x170/0x170
[  446.319519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.325061]  ? pipe_read+0x702/0x940
[  446.328781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.334337]  do_signal+0x9c/0x21e0
[  446.337882]  ? __vfs_read+0x11f/0x9b0
[  446.341694]  ? vfs_copy_file_range+0xb90/0xb90
[  446.346282]  ? setup_sigcontext+0x7d0/0x7d0
[  446.350639]  ? exit_to_usermode_loop+0x8c/0x380
[  446.355333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.360884]  exit_to_usermode_loop+0x2e5/0x380
[  446.365478]  ? syscall_slow_exit_work+0x520/0x520
[  446.370324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.375880]  do_syscall_64+0x6be/0x820
[  446.379775]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  446.385153]  ? syscall_return_slowpath+0x5e0/0x5e0
[  446.390085]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.394940]  ? trace_hardirqs_off+0x300/0x300
[  446.399448]  ? prepare_exit_to_usermode+0x291/0x3b0
[  446.404479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.409342]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  446.414537] RIP: 0033:0x410e10
[  446.417739] Code: Bad RIP value.
[  446.421112] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  446.428830] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  446.436706] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  446.443977] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  446.451244] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  446.458538] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  446.465838] warn_alloc_show_mem: 1 callbacks suppressed
[  446.465851] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  446.465853] Mem-Info:
[  446.465883] active_anon:46161 inactive_anon:461 isolated_anon:0
[  446.465883]  active_file:19 inactive_file:16 isolated_file:0
[  446.465883]  unevictable:0 dirty:0 writeback:0 unstable:0
[  446.465883]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  446.465883]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  446.465883]  free:13785 free_pcp:397 free_cma:0
[  446.471229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.478522] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  446.480929] Call Trace:
[  446.513900] Node 0 
[  446.523264]  <IRQ>
[  446.550874] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  446.553442]  dump_stack+0x1c4/0x2b4
[  446.555642] lowmem_reserve[]:
[  446.557793]  ? dump_stack_print_info.cold.2+0x52/0x52
[  446.583272]  0 2815
[  446.586937]  warn_alloc.cold.118+0xb7/0x1bd
[  446.589995]  6318
[  446.595184]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.597391]  6318
[  446.601709]  ? lock_downgrade+0x900/0x900
[  446.608592]  ? trace_hardirqs_off+0xb8/0x300
[  446.610623] Node 0 
[  446.614770]  ? trace_hardirqs_off+0xb8/0x300
[  446.619178] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  446.621399]  __alloc_pages_slowpath+0x2667/0x2d80
[  446.625773] lowmem_reserve[]:
[  446.652983]  ? warn_alloc+0x120/0x120
[  446.657791]  0
[  446.660917]  ? warn_alloc+0x120/0x120
[  446.664684]  0 3503
[  446.666497]  ? print_usage_bug+0xc0/0xc0
[  446.670267]  3503
[  446.672505]  ? warn_alloc+0x120/0x120
[  446.676542] Node 0 
[  446.678630]  ? print_usage_bug+0xc0/0xc0
[  446.682426] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  446.684652]  ? __lock_acquire+0x7ec/0x4ec0
[  446.688683] lowmem_reserve[]:
[  446.717249]  ? __lock_acquire+0x7ec/0x4ec0
[  446.721457]  0
[  446.724562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.728770]  0
[  446.730568]  ? should_fail+0x22d/0xd01
[  446.736073]  0
[  446.737886]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.741749]  0
[  446.743556]  ? __lock_acquire+0x7ec/0x4ec0
[  446.748656] Node 0 
[  446.750476]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.754676] DMA: 
[  446.756916]  ? __lock_acquire+0x7ec/0x4ec0
[  446.761995] 1*4kB 
[  446.764062]  ? should_fail+0x22d/0xd01
[  446.768263] (U) 
[  446.770420]  ? mark_held_locks+0x130/0x130
[  446.774268] 0*8kB 
[  446.776529]  ? mark_held_locks+0x130/0x130
[  446.780732] 0*16kB 1*32kB 
[  446.782887]  ? graph_lock+0x170/0x170
[  446.787100] (U) 
[  446.789945]  ? graph_lock+0x170/0x170
[  446.793718] 2*64kB (U) 
[  446.795712]  ? graph_lock+0x170/0x170
[  446.799489] 1*128kB 
[  446.802085]  ? print_usage_bug+0xc0/0xc0
[  446.805861] (U) 
[  446.808187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.812216] 1*256kB 
[  446.814187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.819698] (U) 
[  446.822025]  ? check_preemption_disabled+0x48/0x200
[  446.827530] 0*512kB 
[  446.829500]  ? check_preemption_disabled+0x48/0x200
[  446.834495] 1*1024kB 
[  446.836827]  ? __lock_is_held+0xb5/0x140
[  446.841799] (U) 1*2048kB 
[  446.844216]  __alloc_pages_nodemask+0xa80/0xde0
[  446.848247] (M) 
[  446.850998]  ? graph_lock+0x170/0x170
[  446.855641] 3*4096kB 
[  446.857622]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  446.861393] (M) 
[  446.863796]  ? graph_lock+0x170/0x170
[  446.868791] = 15908kB
[  446.870770]  ? find_held_lock+0x36/0x1c0
[  446.874537] Node 0 
[  446.876950]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.880979] DMA32: 
[  446.883212]  ? lock_downgrade+0x900/0x900
[  446.887853] 3*4kB 
[  446.890091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.894205] (M) 
[  446.896353]  cache_grow_begin+0x91/0x8c0
[  446.901855] 1*8kB (M) 
[  446.903837]  ? do_raw_spin_unlock+0xa7/0x2f0
[  446.907862] 3*16kB (UM) 
[  446.910373]  fallback_alloc+0x203/0x2e0
[  446.914754] 3*32kB 
[  446.917437]  ____cache_alloc_node+0x1c7/0x1e0
[  446.921383] (UM) 
[  446.923654]  kmem_cache_alloc_node+0xe3/0x730
[  446.928125] 2*64kB 
[  446.930192]  ? ipv6_get_ifaddr+0x42e/0x620
[  446.934658] (UM) 
[  446.936905]  __alloc_skb+0x119/0x770
[  446.941099] 5*128kB 
[  446.943158]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  446.946842] (UM) 
[  446.949162]  ? skb_scrub_packet+0x490/0x490
[  446.954410] 3*256kB 
[  446.956467]  ? lock_downgrade+0x900/0x900
[  446.960758] (M) 
[  446.963080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.967196] 4*512kB 
[  446.969168]  ? refcount_sub_and_test_checked+0x203/0x310
[  446.974676] (M) 
[  446.976998]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  446.982423] 3*1024kB 
[  446.984401]  ? addrconf_rs_timer+0x6f0/0x6f0
[  446.989830] (UM) 
[  446.992255]  ndisc_alloc_skb+0x144/0x340
[  446.996613] 3*2048kB (M) 
[  446.998678]  ndisc_send_rs+0x331/0x6e0
[  447.002708] 3*4096kB 
[  447.005463]  addrconf_rs_timer+0x3c0/0x6f0
[  447.009317] (M) = 25252kB
[  447.011736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.015947] Node 0 
[  447.018712]  call_timer_fn+0x272/0x920
[  447.022912] Normal: 
[  447.025149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.029005] 1016*4kB 
[  447.031325]  ? process_timeout+0x40/0x40
[  447.035534] (UME) 
[  447.037946]  ? find_held_lock+0x36/0x1c0
[  447.041989] 348*8kB 
[  447.044157]  ? __run_timers+0x7da/0xc70
[  447.048182] (UME) 
[  447.050509]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.054453] 167*16kB 
[  447.056603]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.061071] (UME) 
[  447.063480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.067949] 68*32kB 
[  447.070090]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  447.074297] (UME) 
[  447.076625]  ? trace_hardirqs_on+0xbd/0x310
[  447.081178] 21*64kB 
[  447.083318]  ? kasan_check_read+0x11/0x20
[  447.087612] (M) 6*128kB 
[  447.089939]  ? __run_timers+0x7da/0xc70
[  447.094061] (UM) 
[  447.096728]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.100674] 1*256kB (U) 
[  447.102748]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.108180] 0*512kB 
[  447.110873]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.115073] 0*1024kB 
[  447.117396]  __run_timers+0x7e5/0xc70
[  447.121608] 0*2048kB 
[  447.124039]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  447.127797] 0*4096kB 
[  447.130215]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  447.135639] = 14064kB
[  447.138052]  ? graph_lock+0x170/0x170
[  447.143050] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  447.145456]  ? enqueue_hrtimer+0x1a5/0x560
[  447.149229] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  447.158075]  ? lock_release+0x970/0x970
[  447.162304] 503 total pagecache pages
[  447.170894]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  447.174855] 0 pages in swap cache
[  447.178655]  ? find_held_lock+0x36/0x1c0
[  447.183814] Swap cache stats: add 0, delete 0, find 0/0
[  447.187260]  ? graph_lock+0x170/0x170
[  447.191290] Free swap  = 0kB
[  447.196645]  ? pvclock_read_flags+0x160/0x160
[  447.200417] Total swap = 0kB
[  447.203430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.207903] 1965979 pages RAM
[  447.210924]  ? check_preemption_disabled+0x48/0x200
[  447.216442] 0 pages HighMem/MovableOnly
[  447.219565]  ? __lock_is_held+0xb5/0x140
[  447.224552] 343324 pages reserved
[  447.228547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.232593] 0 pages cma reserved
[  447.236049]  ? check_preemption_disabled+0x48/0x200
[  447.241758] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.244921]  run_timer_softirq+0x52/0xb0
[  447.249908] syz-executor2 cpuset=
[  447.260393]  ? rcu_read_lock_sched_held+0x108/0x120
[  447.264429] syz2
[  447.267882]  __do_softirq+0x30b/0xad8
[  447.272868]  mems_allowed=0
[  447.274881]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  447.286672]  ? pvclock_read_flags+0x160/0x160
[  447.291172]  ? lapic_next_event+0x5a/0x90
[  447.295325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.300862]  ? check_preemption_disabled+0x48/0x200
[  447.305879]  ? check_preemption_disabled+0x48/0x200
[  447.310904]  ? kvm_clock_read+0x18/0x30
[  447.314878]  ? kvm_sched_clock_read+0x9/0x20
[  447.319289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.324824]  ? check_preemption_disabled+0x48/0x200
[  447.329857]  irq_exit+0x17f/0x1c0
[  447.333313]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.338154]  ? smp_reschedule_interrupt+0x109/0x650
[  447.343172]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.349071]  ? interrupt_entry+0xb5/0xf0
[  447.353136]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.358152]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.363172]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.368019]  ? trace_hardirqs_off+0x300/0x300
[  447.372513]  ? trace_hardirqs_off+0x300/0x300
[  447.377009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.382550]  ? check_preemption_disabled+0x48/0x200
[  447.387569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.393126]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.397996]  apic_timer_interrupt+0xf/0x20
[  447.402242]  </IRQ>
[  447.404496] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  447.409436] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  447.428334] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  447.436045] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  447.443312] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  447.450583] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  447.457862] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  447.465134] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  447.472454]  skb_clone+0x1bb/0x500
[  447.475996]  ? skb_split+0x11e0/0x11e0
[  447.479888]  ? preempt_notifier_register+0x200/0x200
[  447.484992]  ? __switch_to_asm+0x34/0x70
[  447.489051]  ? __switch_to_asm+0x34/0x70
[  447.493107]  ? __switch_to_asm+0x40/0x70
[  447.497171]  ? __switch_to_asm+0x34/0x70
[  447.501235]  ? __switch_to_asm+0x40/0x70
[  447.505306]  ? __switch_to_asm+0x40/0x70
[  447.509365]  ? __switch_to_asm+0x34/0x70
[  447.513450]  ? __switch_to_asm+0x34/0x70
[  447.517707]  ? __switch_to_asm+0x40/0x70
[  447.521796]  ? __switch_to_asm+0x34/0x70
[  447.525892]  bpf_clone_redirect+0xb9/0x490
[  447.530149]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  447.535177]  ? __sched_text_start+0x8/0x8
[  447.539330]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.544101]  ? find_held_lock+0x36/0x1c0
[  447.548172]  ? lock_acquire+0x1ed/0x520
[  447.552147]  ? bpf_test_run+0x32e/0x5a0
[  447.556122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.561662]  ? check_preemption_disabled+0x48/0x200
[  447.566686]  ? kasan_check_read+0x11/0x20
[  447.570840]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.576124]  ? rcu_bh_qs+0xc0/0xc0
[  447.579672]  ? preempt_schedule+0x4d/0x60
[  447.583825]  ? ___preempt_schedule+0x16/0x18
[  447.588264]  ? bpf_test_run+0x1c0/0x5a0
[  447.592262]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  447.597126]  ? netlink_diag_dump+0x2a0/0x2a0
[  447.601544]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.607084]  ? bpf_test_init.isra.9+0x70/0x100
[  447.611675]  ? bpf_prog_test_run_skb+0x634/0xb40
[  447.616443]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  447.621312]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  447.626851]  ? fput+0x130/0x1a0
[  447.630134]  ? __bpf_prog_get+0x9b/0x290
[  447.634203]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  447.639067]  ? bpf_prog_test_run+0x130/0x1a0
[  447.643955]  ? __x64_sys_bpf+0x3d8/0x510
[  447.648040]  ? bpf_prog_get+0x20/0x20
[  447.651867]  ? do_syscall_64+0x1b9/0x820
[  447.655929]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  447.661297]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.666234]  ? trace_hardirqs_off+0x300/0x300
[  447.670732]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  447.675748]  ? recalc_sigpending_tsk+0x180/0x180
[  447.680507]  ? kasan_check_write+0x14/0x20
[  447.684751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.689618]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  447.695004] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  447.695093] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  447.702198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  447.702207] Call Trace:
[  447.708873] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.718048]  <IRQ>
[  447.720625] syz-executor4 cpuset=
[  447.731111]  dump_stack+0x1c4/0x2b4
[  447.733228] syz4
[  447.736684]  ? dump_stack_print_info.cold.2+0x52/0x52
[  447.740294]  mems_allowed=0
[  447.742277]  warn_alloc.cold.118+0xb7/0x1bd
[  447.754675]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  447.759541]  ? lock_downgrade+0x900/0x900
[  447.763724]  ? trace_hardirqs_off+0xb8/0x300
[  447.768162]  ? trace_hardirqs_off+0xb8/0x300
[  447.772595]  __alloc_pages_slowpath+0x2667/0x2d80
[  447.777474]  ? warn_alloc+0x120/0x120
[  447.781279]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  447.786300]  ? warn_alloc+0x120/0x120
[  447.790113]  ? print_usage_bug+0xc0/0xc0
[  447.794175]  ? warn_alloc+0x120/0x120
[  447.797979]  ? print_usage_bug+0xc0/0xc0
[  447.802041]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  447.807241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.812781]  ? should_fail+0x22d/0xd01
[  447.816681]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.821785]  ? __lock_acquire+0x7ec/0x4ec0
[  447.826050]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.831179]  ? should_fail+0x22d/0xd01
[  447.835102]  ? mark_held_locks+0x130/0x130
[  447.839358]  ? mark_held_locks+0x130/0x130
[  447.843599]  ? print_usage_bug+0xc0/0xc0
[  447.847666]  ? find_held_lock+0x36/0x1c0
[  447.851727]  ? graph_lock+0x170/0x170
[  447.855534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.861074]  ? check_preemption_disabled+0x48/0x200
[  447.866119]  ? check_preemption_disabled+0x48/0x200
[  447.871153]  ? __lock_is_held+0xb5/0x140
[  447.875230]  __alloc_pages_nodemask+0xa80/0xde0
[  447.879916]  ? graph_lock+0x170/0x170
[  447.883741]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  447.888765]  ? graph_lock+0x170/0x170
[  447.892593]  ? find_held_lock+0x36/0x1c0
[  447.896668]  ? ____cache_alloc_node+0x1c7/0x1e0
[  447.901339]  ? lock_downgrade+0x900/0x900
[  447.905502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.911052]  cache_grow_begin+0x91/0x8c0
[  447.915122]  ? do_raw_spin_unlock+0xa7/0x2f0
[  447.919539]  fallback_alloc+0x203/0x2e0
[  447.923525]  ____cache_alloc_node+0x1c7/0x1e0
[  447.928030]  kmem_cache_alloc_node+0xe3/0x730
[  447.932527]  ? mark_held_locks+0xc7/0x130
[  447.936685]  __alloc_skb+0x119/0x770
[  447.940424]  ? skb_scrub_packet+0x490/0x490
[  447.944749]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  447.949353]  ? queue_work_on+0x12c/0x1e0
[  447.953420]  ? switchdev_port_obj_del+0xdc/0x450
[  447.958176]  ? switchdev_trans_item_enqueue+0x260/0x260
[  447.963543]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  447.968566]  __br_mdb_notify+0x4ff/0x15d0
[  447.972734]  ? __br_mdb_add+0x800/0x800
[  447.976712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.982260]  ? check_preemption_disabled+0x48/0x200
[  447.987296]  ? graph_lock+0x170/0x170
[  447.991115]  ? br_multicast_group_expired+0x96/0x610
[  447.996235]  ? lock_downgrade+0x900/0x900
[  448.000410]  br_mdb_notify+0x310/0x410
[  448.004319]  ? br_mdb_dump+0x2530/0x2530
[  448.008393]  ? kasan_check_write+0x14/0x20
[  448.012630]  ? do_raw_spin_lock+0xc1/0x200
[  448.016874]  br_multicast_group_expired+0x1bc/0x610
[  448.021892]  ? br_mdb_free+0x80/0x80
[  448.025631]  call_timer_fn+0x272/0x920
[  448.029520]  ? br_mdb_free+0x80/0x80
[  448.033238]  ? process_timeout+0x40/0x40
[  448.037301]  ? find_held_lock+0x36/0x1c0
[  448.041380]  ? mark_held_locks+0xc7/0x130
[  448.045540]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.050049]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.054553]  ? br_mdb_free+0x80/0x80
[  448.058294]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  448.062901]  ? trace_hardirqs_on+0xbd/0x310
[  448.067238]  ? kasan_check_read+0x11/0x20
[  448.071393]  ? __run_timers+0x7da/0xc70
[  448.075376]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.080836]  ? br_mdb_free+0x80/0x80
[  448.084577]  ? br_mdb_free+0x80/0x80
[  448.088306]  __run_timers+0x7e5/0xc70
[  448.092133]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  448.097508]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.102532]  ? graph_lock+0x170/0x170
[  448.106345]  ? print_usage_bug+0xc0/0xc0
[  448.110407]  ? lock_release+0x970/0x970
[  448.114397]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.119624]  ? find_held_lock+0x36/0x1c0
[  448.123713]  ? graph_lock+0x170/0x170
[  448.127539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.133081]  ? check_preemption_disabled+0x48/0x200
[  448.138121]  ? __lock_is_held+0xb5/0x140
[  448.142185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.147720]  ? check_preemption_disabled+0x48/0x200
[  448.152745]  run_timer_softirq+0x52/0xb0
[  448.156810]  ? rcu_read_lock_sched_held+0x108/0x120
[  448.161829]  __do_softirq+0x30b/0xad8
[  448.165643]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  448.170753]  ? pvclock_read_flags+0x160/0x160
[  448.175257]  ? lapic_next_event+0x5a/0x90
[  448.179404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.185027]  ? check_preemption_disabled+0x48/0x200
[  448.190046]  ? check_preemption_disabled+0x48/0x200
[  448.195071]  ? kvm_clock_read+0x18/0x30
[  448.199044]  ? kvm_sched_clock_read+0x9/0x20
[  448.203458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.208993]  ? check_preemption_disabled+0x48/0x200
[  448.214027]  irq_exit+0x17f/0x1c0
[  448.217487]  smp_apic_timer_interrupt+0x1cb/0x760
[  448.222355]  ? smp_reschedule_interrupt+0x109/0x650
[  448.227380]  ? smp_call_function_single_interrupt+0x650/0x650
[  448.233266]  ? interrupt_entry+0xb5/0xf0
[  448.237346]  ? trace_hardirqs_off_caller+0xbb/0x300
[  448.242380]  ? trace_hardirqs_off_caller+0xbb/0x300
[  448.247479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.252332]  ? trace_hardirqs_off+0x300/0x300
[  448.256828]  ? trace_hardirqs_off+0x300/0x300
[  448.261327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.266862]  ? check_preemption_disabled+0x48/0x200
[  448.271878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.277423]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.282278]  apic_timer_interrupt+0xf/0x20
[  448.286506]  </IRQ>
[  448.288750] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  448.294033] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  448.312940] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  448.320660] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  448.327928] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  448.335196] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  448.342474] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  448.349748] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  448.357051]  ? arch_local_irq_restore+0x45/0x52
[  448.361759]  dump_stack+0x26a/0x2b4
[  448.365421]  ? dump_stack_print_info.cold.2+0x52/0x52
[  448.370641]  ? mark_held_locks+0x130/0x130
[  448.374883]  ? mark_held_locks+0x130/0x130
[  448.379134]  dump_header+0x27b/0xf72
[  448.382867]  ? pagefault_out_of_memory+0x197/0x197
[  448.387802]  ? mark_held_locks+0x130/0x130
[  448.392038]  ? __lock_acquire+0x7ec/0x4ec0
[  448.396280]  ? print_usage_bug+0xc0/0xc0
[  448.400347]  ? graph_lock+0x170/0x170
[  448.404144]  ? graph_lock+0x170/0x170
[  448.407945]  ? print_usage_bug+0xc0/0xc0
[  448.412003]  ? print_usage_bug+0xc0/0xc0
[  448.416072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.421636]  ? find_held_lock+0x36/0x1c0
[  448.425711]  ? mark_held_locks+0xc7/0x130
[  448.429866]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.434975]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.440082]  ? lockdep_hardirqs_on+0x421/0x5c0
[  448.444677]  ? trace_hardirqs_on+0xbd/0x310
[  448.449002]  ? kasan_check_read+0x11/0x20
[  448.453153]  ? ___ratelimit+0x36f/0x655
[  448.457136]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.462603]  ? trace_hardirqs_on+0x310/0x310
[  448.467015]  ? lock_downgrade+0x900/0x900
[  448.471174]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.476286]  ? ___ratelimit+0xaa/0x655
[  448.480194]  ? idr_get_free+0xec0/0xec0
[  448.484191]  ? kasan_check_write+0x14/0x20
[  448.488446]  ? do_raw_spin_lock+0xc1/0x200
[  448.492696]  oom_kill_process.cold.27+0x10/0x903
[  448.497454]  ? graph_lock+0x170/0x170
[  448.501259]  ? _raw_spin_unlock+0x2c/0x50
[  448.505407]  ? oom_badness+0xe6/0xaa0
[  448.509217]  ? oom_evaluate_task+0x540/0x540
[  448.513633]  ? find_held_lock+0x36/0x1c0
[  448.517703]  ? out_of_memory+0x974/0x14c0
[  448.521856]  ? lock_downgrade+0x900/0x900
[  448.526006]  ? check_preemption_disabled+0x48/0x200
[  448.531028]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  448.536822]  ? kasan_check_read+0x11/0x20
[  448.540971]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  448.546251]  ? rcu_bh_qs+0xc0/0xc0
[  448.549800]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.554814]  ? oom_evaluate_task+0x302/0x540
[  448.559229]  out_of_memory+0xa86/0x14c0
[  448.563215]  ? oom_killer_disable+0x3a0/0x3a0
[  448.567710]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  448.572647]  ? __mutex_add_waiter+0x2a0/0x2a0
[  448.577158]  __alloc_pages_slowpath+0x2318/0x2d80
[  448.582039]  ? warn_alloc+0x120/0x120
[  448.585849]  ? lock_downgrade+0x900/0x900
[  448.590007]  ? print_usage_bug+0xc0/0xc0
[  448.594073]  ? warn_alloc+0x120/0x120
[  448.597886]  ? print_usage_bug+0xc0/0xc0
[  448.601967]  ? debug_check_no_obj_freed+0x305/0x58d
[  448.607005]  ? print_usage_bug+0xc0/0xc0
[  448.611076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.616624]  ? should_fail+0x22d/0xd01
[  448.620522]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.625646]  ? __lock_acquire+0x7ec/0x4ec0
[  448.629930]  ? __lock_is_held+0xb5/0x140
[  448.634005]  ? graph_lock+0x170/0x170
[  448.637810]  ? ___might_sleep+0x1ed/0x300
[  448.641957]  ? lock_release+0x970/0x970
[  448.645938]  ? arch_local_save_flags+0x40/0x40
[  448.650539]  ? __might_sleep+0x95/0x190
[  448.654524]  __alloc_pages_nodemask+0xa80/0xde0
[  448.659197]  ? graph_lock+0x170/0x170
[  448.663003]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  448.668024]  ? graph_lock+0x170/0x170
[  448.671840]  ? mark_held_locks+0xc7/0x130
[  448.675989]  ? find_held_lock+0x36/0x1c0
[  448.680058]  ? cache_grow_begin+0x5a4/0x8c0
[  448.684391]  ? lockdep_hardirqs_on+0x421/0x5c0
[  448.688977]  ? trace_hardirqs_on+0xbd/0x310
[  448.693304]  ? fallback_alloc+0x203/0x2e0
[  448.697452]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.702912]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  448.708463]  cache_grow_begin+0x91/0x8c0
[  448.712533]  ? do_raw_spin_unlock+0xa7/0x2f0
[  448.716962]  fallback_alloc+0x203/0x2e0
[  448.720959]  ____cache_alloc_node+0x1c7/0x1e0
[  448.725486]  kmem_cache_alloc_node_trace+0xe7/0x740
[  448.730546]  __kmalloc_node_track_caller+0x33/0x70
[  448.735486]  __kmalloc_reserve.isra.39+0x41/0xe0
[  448.740249]  __alloc_skb+0x155/0x770
[  448.743970]  ? skb_scrub_packet+0x490/0x490
[  448.748303]  ? if_nlmsg_size+0x5d1/0xbb0
[  448.752374]  ? nla_put_ifalias+0x170/0x170
[  448.756626]  ? softnet_seq_show+0x470/0x470
[  448.760953]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.765972]  ? netif_tx_stop_all_queues+0xd9/0x110
[  448.770907]  rtmsg_ifinfo_build_skb+0x74/0x190
[  448.775965]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  448.780816]  rtmsg_ifinfo+0x8c/0xa0
[  448.784450]  dev_close_many+0x3be/0x860
[  448.788442]  ? unlist_netdevice+0x670/0x670
[  448.792766]  ? find_held_lock+0x36/0x1c0
[  448.796836]  ? __queue_work+0x6be/0x1440
[  448.800898]  ? lock_downgrade+0x900/0x900
[  448.805055]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.810622]  ? rtnl_is_locked+0xb5/0xf0
[  448.814611]  ? rtnl_trylock+0x20/0x20
[  448.818414]  ? do_raw_spin_unlock+0xa7/0x2f0
[  448.822825]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  448.827416]  rollback_registered_many+0x56e/0x1240
[  448.832354]  ? generic_xdp_install+0x4c0/0x4c0
[  448.836954]  ? max_active_store+0x170/0x170
[  448.841300]  ? graph_lock+0x170/0x170
[  448.845127]  ? print_usage_bug+0xc0/0xc0
[  448.849193]  ? print_usage_bug+0xc0/0xc0
[  448.853287]  ? kfree_skbmem+0x154/0x230
[  448.857262]  ? graph_lock+0x170/0x170
[  448.861064]  ? print_usage_bug+0xc0/0xc0
[  448.865133]  ? find_held_lock+0x36/0x1c0
[  448.869207]  ? mark_held_locks+0xc7/0x130
[  448.873361]  rollback_registered+0x1e9/0x420
[  448.877769]  ? lockdep_hardirqs_on+0x351/0x5c0
[  448.882352]  ? rollback_registered_many+0x1240/0x1240
[  448.887543]  ? trace_hardirqs_on+0xbd/0x310
[  448.891877]  ? linkwatch_schedule_work+0x150/0x170
[  448.896823]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.902288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.907835]  ? rtnl_is_locked+0xb5/0xf0
[  448.911818]  ? rtnl_trylock+0x20/0x20
[  448.915629]  ? queue_delayed_work_on+0x130/0x1f0
[  448.920397]  unregister_netdevice_queue+0x321/0x5e0
[  448.925416]  ? rollback_registered+0x420/0x420
[  448.930001]  ? linkwatch_schedule_work+0x170/0x170
[  448.934933]  ? tun_show_owner+0x170/0x170
[  448.939090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.944639]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  448.950011]  ? __tun_detach+0x6ba/0x15c0
[  448.954088]  __tun_detach+0x11b8/0x15c0
[  448.958084]  ? __call_rcu.constprop.69+0x429/0xbc0
[  448.963054]  ? tun_attach+0x1770/0x1770
[  448.967051]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.972599]  ? check_preemption_disabled+0x48/0x200
[  448.977639]  ? graph_lock+0x170/0x170
[  448.981445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.986981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.992518]  ? locks_remove_file+0x3c6/0x5c0
[  448.996928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.002463]  ? ima_file_free+0x132/0x650
[  449.006531]  ? __lock_is_held+0xb5/0x140
[  449.010609]  ? __tun_detach+0x15c0/0x15c0
[  449.014764]  ? __tun_detach+0x15c0/0x15c0
[  449.018915]  tun_chr_close+0xe3/0x180
[  449.022720]  __fput+0x385/0xa30
[  449.026013]  ? get_max_files+0x20/0x20
[  449.029908]  ? ___might_sleep+0x1ed/0x300
[  449.034057]  ? arch_local_save_flags+0x40/0x40
[  449.038652]  ____fput+0x15/0x20
[  449.041938]  task_work_run+0x1e8/0x2a0
[  449.045829]  ? task_work_cancel+0x240/0x240
[  449.050159]  ? switch_task_namespaces+0xb8/0xd0
[  449.054837]  do_exit+0x1ad7/0x2610
[  449.058394]  ? mm_update_next_owner+0x990/0x990
[  449.063067]  ? print_usage_bug+0xc0/0xc0
[  449.067145]  ? __lock_acquire+0x7ec/0x4ec0
[  449.071381]  ? find_held_lock+0x36/0x1c0
[  449.075466]  ? __lock_acquire+0x7ec/0x4ec0
[  449.079719]  ? mark_held_locks+0x130/0x130
[  449.083982]  ? lock_acquire+0x1ed/0x520
[  449.087971]  ? mark_held_locks+0x130/0x130
[  449.092207]  ? arch_local_save_flags+0x40/0x40
[  449.096789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.102347]  ? __mutex_lock+0x872/0x1710
[  449.106406]  ? __switch_to_asm+0x40/0x70
[  449.110468]  ? __switch_to_asm+0x34/0x70
[  449.114533]  ? pipe_wait+0x266/0x2c0
[  449.118258]  ? mutex_trylock+0x2b0/0x2b0
[  449.122337]  ? graph_lock+0x170/0x170
[  449.126140]  ? find_held_lock+0x36/0x1c0
[  449.130208]  ? memset+0x31/0x40
[  449.133494]  ? find_held_lock+0x36/0x1c0
[  449.137565]  ? get_signal+0x95b/0x1980
[  449.141466]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.145968]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.150474]  do_group_exit+0x177/0x440
[  449.154369]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.159819]  ? __ia32_sys_exit+0x50/0x50
[  449.163894]  get_signal+0x8b0/0x1980
[  449.167624]  ? ptrace_notify+0x130/0x130
[  449.171695]  ? finish_wait+0x430/0x430
[  449.175598]  ? graph_lock+0x170/0x170
[  449.179414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.184955]  ? pipe_read+0x702/0x940
[  449.188676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.194238]  do_signal+0x9c/0x21e0
[  449.197799]  ? __vfs_read+0x11f/0x9b0
[  449.201632]  ? vfs_copy_file_range+0xb90/0xb90
[  449.206229]  ? setup_sigcontext+0x7d0/0x7d0
[  449.210570]  ? exit_to_usermode_loop+0x8c/0x380
[  449.215270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.220818]  exit_to_usermode_loop+0x2e5/0x380
[  449.225407]  ? syscall_slow_exit_work+0x520/0x520
[  449.230248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.235806]  do_syscall_64+0x6be/0x820
[  449.239698]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  449.245071]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.250010]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.254869]  ? trace_hardirqs_off+0x300/0x300
[  449.259386]  ? prepare_exit_to_usermode+0x291/0x3b0
[  449.264437]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.269315]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  449.274526] RIP: 0033:0x410e10
[  449.277726] Code: Bad RIP value.
[  449.281087] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  449.288802] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  449.296079] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  449.303355] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  449.310627] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  449.317914] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  449.325234] warn_alloc_show_mem: 1 callbacks suppressed
[  449.325247] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  449.325249] Mem-Info:
[  449.325279] active_anon:46161 inactive_anon:461 isolated_anon:0
[  449.325279]  active_file:19 inactive_file:16 isolated_file:0
[  449.325279]  unevictable:0 dirty:0 writeback:0 unstable:0
[  449.325279]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  449.325279]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  449.325279]  free:13785 free_pcp:397 free_cma:0
[  449.330638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.330647] Call Trace:
[  449.337929] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  449.340331]  <IRQ>
[  449.373132] Node 0 
[  449.382498]  dump_stack+0x1c4/0x2b4
[  449.385083] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  449.412664]  ? dump_stack_print_info.cold.2+0x52/0x52
[  449.414795] lowmem_reserve[]:
[  449.417047]  warn_alloc.cold.118+0xb7/0x1bd
[  449.420636]  0
[  449.446157]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.451324]  2815
[  449.454423]  ? lock_downgrade+0x900/0x900
[  449.458716]  6318
[  449.460519]  ? trace_hardirqs_off+0xb8/0x300
[  449.465331]  6318
[  449.467388]  ? trace_hardirqs_off+0xb8/0x300
[  449.473572]  __alloc_pages_slowpath+0x2667/0x2d80
[  449.477953] Node 0 
[  449.480035]  ? warn_alloc+0x120/0x120
[  449.484417] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  449.489231]  ? warn_alloc+0x120/0x120
[  449.491440] lowmem_reserve[]:
[  449.495236]  ? print_usage_bug+0xc0/0xc0
[  449.521963]  0
[  449.525775]  ? warn_alloc+0x120/0x120
[  449.528847]  0
[  449.532907]  ? print_usage_bug+0xc0/0xc0
[  449.534683]  3503
[  449.538480]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  449.540252]  3503
[  449.544316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.551368]  ? should_fail+0x22d/0xd01
[  449.553408] Node 0 
[  449.558965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.562865] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  449.565083]  ? __lock_acquire+0x7ec/0x4ec0
[  449.570152] lowmem_reserve[]: 0
[  449.598732]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.602944]  0
[  449.606222]  ? should_fail+0x22d/0xd01
[  449.611294]  0
[  449.613106]  ? mark_held_locks+0x130/0x130
[  449.616961]  0
[  449.618758]  ? mark_held_locks+0x130/0x130
[  449.624775]  ? print_usage_bug+0xc0/0xc0
[  449.628986] Node 0 DMA: 
[  449.633053]  ? find_held_lock+0x36/0x1c0
[  449.633057] 1*4kB (U) 
[  449.635732]  ? graph_lock+0x170/0x170
[  449.639771] 0*8kB 
[  449.642262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.646322] 0*16kB 1*32kB 
[  449.648481]  ? check_preemption_disabled+0x48/0x200
[  449.653990] (U) 
[  449.656829]  ? check_preemption_disabled+0x48/0x200
[  449.661821] 2*64kB 
[  449.663805]  ? __lock_is_held+0xb5/0x140
[  449.668786] (U) 
[  449.671024]  __alloc_pages_nodemask+0xa80/0xde0
[  449.675063] 1*128kB 
[  449.677047]  ? graph_lock+0x170/0x170
[  449.681702] (U) 
[  449.684050]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  449.687824] 1*256kB 
[  449.689802]  ? graph_lock+0x170/0x170
[  449.694791] (U) 
[  449.697122]  ? find_held_lock+0x36/0x1c0
[  449.700895] 0*512kB 
[  449.702870]  ? ____cache_alloc_node+0x1c7/0x1e0
[  449.706901] 1*1024kB 
[  449.709218]  ? lock_downgrade+0x900/0x900
[  449.713861] (U) 
[  449.716313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.720432] 1*2048kB 
[  449.722407]  cache_grow_begin+0x91/0x8c0
[  449.727916] (M) 
[  449.730333]  ? do_raw_spin_unlock+0xa7/0x2f0
[  449.734366] 3*4096kB 
[  449.737088]  fallback_alloc+0x203/0x2e0
[  449.741462] (M) 
[  449.743877]  ____cache_alloc_node+0x1c7/0x1e0
[  449.747817] = 15908kB
[  449.749795]  kmem_cache_alloc_node+0xe3/0x730
[  449.754254] Node 0 
[  449.756674]  ? mark_held_locks+0xc7/0x130
[  449.761161] DMA32: 
[  449.763402]  __alloc_skb+0x119/0x770
[  449.767520] 3*4kB 
[  449.769751]  ? skb_scrub_packet+0x490/0x490
[  449.773437] (M) 
[  449.775584]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  449.779889] 1*8kB 
[  449.781871]  ? queue_work_on+0x12c/0x1e0
[  449.786423] (M) 
[  449.788579]  ? switchdev_port_obj_del+0xdc/0x450
[  449.792616] 3*16kB (UM) 
[  449.794629]  ? switchdev_trans_item_enqueue+0x260/0x260
[  449.799362] 3*32kB 
[  449.802053]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  449.807398] (UM) 
[  449.809652]  __br_mdb_notify+0x4ff/0x15d0
[  449.814631] 2*64kB 
[  449.816690]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  449.820807] (UM) 
[  449.823048]  ? __br_mdb_add+0x800/0x800
[  449.828118] 5*128kB 
[  449.830176]  ? kasan_check_write+0x14/0x20
[  449.834125] (UM) 
[  449.836490]  ? do_raw_spin_lock+0xc1/0x200
[  449.840697] 3*256kB 
[  449.842759]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  449.846967] (M) 
[  449.849284]  ? debug_object_assert_init+0x368/0x4b0
[  449.854361] 4*512kB 
[  449.856333]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.861321] (M) 
[  449.863643]  ? debug_object_init_on_stack+0x20/0x20
[  449.869070] 3*1024kB 
[  449.871045]  ? graph_lock+0x170/0x170
[  449.876031] (UM) 
[  449.878439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.882213] 3*2048kB 
[  449.884281]  br_mdb_notify+0x310/0x410
[  449.889788] (M) 
[  449.892195]  ? br_mdb_dump+0x2530/0x2530
[  449.896054] 3*4096kB (M) 
[  449.898050]  br_multicast_del_pg+0x3df/0x790
[  449.902074] = 25252kB
[  449.904832]  ? br_mdb_ip_get+0x940/0x940
[  449.909208] Node 0 
[  449.911627]  ? kasan_check_write+0x14/0x20
[  449.915659] Normal: 
[  449.917906]  ? do_raw_spin_lock+0xc1/0x200
[  449.922125] 1016*4kB 
[  449.924467]  br_multicast_port_group_expired+0x189/0x1e0
[  449.928666] (UME) 
[  449.931081]  call_timer_fn+0x272/0x920
[  449.936502] 348*8kB 
[  449.938649]  ? br_multicast_del_pg+0x790/0x790
[  449.942514] (UME) 
[  449.944843]  ? process_timeout+0x40/0x40
[  449.949401] 167*16kB 
[  449.951553]  ? find_held_lock+0x36/0x1c0
[  449.955583] (UME) 
[  449.958010]  ? __run_timers+0x7da/0xc70
[  449.962038] 68*32kB 
[  449.964184]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.968134] (UME) 
[  449.970453]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.974924] 21*64kB 
[  449.977069]  ? br_multicast_del_pg+0x790/0x790
[  449.981535] (M) 
[  449.983861]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  449.988418] 6*128kB 
[  449.990392]  ? trace_hardirqs_on+0xbd/0x310
[  449.994948] (UM) 
[  449.997269]  ? kasan_check_read+0x11/0x20
[  450.001563] 1*256kB 
[  450.003631]  ? __run_timers+0x7da/0xc70
[  450.007749] (U) 
[  450.010096]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.014060] 0*512kB 
[  450.016038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.021463] 0*1024kB 
[  450.023789]  ? br_multicast_del_pg+0x790/0x790
[  450.027997] 0*2048kB 
[  450.030405]  __run_timers+0x7e5/0xc70
[  450.034972] 0*4096kB 
[  450.037406]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  450.041178] = 14064kB
[  450.043633]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.048963] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  450.051373]  ? graph_lock+0x170/0x170
[  450.056365] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  450.065201]  ? enqueue_hrtimer+0x1a5/0x560
[  450.068976] 503 total pagecache pages
[  450.077548]  ? lock_release+0x970/0x970
[  450.081764] 0 pages in swap cache
[  450.085554]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.089501] Swap cache stats: add 0, delete 0, find 0/0
[  450.092953]  ? find_held_lock+0x36/0x1c0
[  450.098117] Free swap  = 0kB
[  450.103477]  ? graph_lock+0x170/0x170
[  450.107513] Total swap = 0kB
[  450.110532]  ? pvclock_read_flags+0x160/0x160
[  450.114304] 1965979 pages RAM
[  450.117319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.121790] 0 pages HighMem/MovableOnly
[  450.124898]  ? check_preemption_disabled+0x48/0x200
[  450.130418] 343324 pages reserved
[  450.134413]  ? __lock_is_held+0xb5/0x140
[  450.139410] 0 pages cma reserved
[  450.142884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.147099] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  450.150292]  ? check_preemption_disabled+0x48/0x200
[  450.155817] syz-executor2 cpuset=
[  450.166330]  run_timer_softirq+0x52/0xb0
[  450.171327] syz2
[  450.174786]  ? rcu_read_lock_sched_held+0x108/0x120
[  450.178817]  mems_allowed=0
[  450.180789]  __do_softirq+0x30b/0xad8
[  450.192503]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  450.197625]  ? pvclock_read_flags+0x160/0x160
[  450.202127]  ? lapic_next_event+0x5a/0x90
[  450.206279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.211820]  ? check_preemption_disabled+0x48/0x200
[  450.216834]  ? check_preemption_disabled+0x48/0x200
[  450.221857]  ? kvm_clock_read+0x18/0x30
[  450.225837]  ? kvm_sched_clock_read+0x9/0x20
[  450.230251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.235786]  ? check_preemption_disabled+0x48/0x200
[  450.240816]  irq_exit+0x17f/0x1c0
[  450.244276]  smp_apic_timer_interrupt+0x1cb/0x760
[  450.249123]  ? smp_reschedule_interrupt+0x109/0x650
[  450.254142]  ? smp_call_function_single_interrupt+0x650/0x650
[  450.260033]  ? interrupt_entry+0xb5/0xf0
[  450.264119]  ? trace_hardirqs_off_caller+0xbb/0x300
[  450.269138]  ? trace_hardirqs_off_caller+0xbb/0x300
[  450.274163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.279024]  ? trace_hardirqs_off+0x300/0x300
[  450.283545]  ? trace_hardirqs_off+0x300/0x300
[  450.288066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.293625]  ? check_preemption_disabled+0x48/0x200
[  450.298646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.304197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.309055]  apic_timer_interrupt+0xf/0x20
[  450.313286]  </IRQ>
[  450.315529] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  450.320459] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  450.339369] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  450.347093] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  450.354380] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  450.361653] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  450.368924] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  450.376194] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  450.383518]  skb_clone+0x1bb/0x500
[  450.387067]  ? skb_split+0x11e0/0x11e0
[  450.390957]  ? preempt_notifier_register+0x200/0x200
[  450.396066]  ? __switch_to_asm+0x34/0x70
[  450.400143]  ? __switch_to_asm+0x34/0x70
[  450.404225]  ? __switch_to_asm+0x40/0x70
[  450.408298]  ? __switch_to_asm+0x34/0x70
[  450.412363]  ? __switch_to_asm+0x40/0x70
[  450.416431]  ? __switch_to_asm+0x40/0x70
[  450.420494]  ? __switch_to_asm+0x34/0x70
[  450.424558]  ? __switch_to_asm+0x34/0x70
[  450.428639]  ? __switch_to_asm+0x40/0x70
[  450.432704]  ? __switch_to_asm+0x34/0x70
[  450.436781]  bpf_clone_redirect+0xb9/0x490
[  450.441028]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  450.446053]  ? __sched_text_start+0x8/0x8
[  450.450205]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  450.454991]  ? find_held_lock+0x36/0x1c0
[  450.459070]  ? lock_acquire+0x1ed/0x520
[  450.463048]  ? bpf_test_run+0x32e/0x5a0
[  450.467031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.472569]  ? check_preemption_disabled+0x48/0x200
[  450.477617]  ? kasan_check_read+0x11/0x20
[  450.481767]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.487046]  ? rcu_bh_qs+0xc0/0xc0
[  450.490599]  ? preempt_schedule+0x4d/0x60
[  450.494762]  ? ___preempt_schedule+0x16/0x18
[  450.499201]  ? bpf_test_run+0x1c0/0x5a0
[  450.503203]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  450.508065]  ? netlink_diag_dump+0x2a0/0x2a0
[  450.512485]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.518041]  ? bpf_test_init.isra.9+0x70/0x100
[  450.522663]  ? bpf_prog_test_run_skb+0x634/0xb40
[  450.527478]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  450.532332]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  450.537874]  ? fput+0x130/0x1a0
[  450.541162]  ? __bpf_prog_get+0x9b/0x290
[  450.545239]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  450.550085]  ? bpf_prog_test_run+0x130/0x1a0
[  450.554502]  ? __x64_sys_bpf+0x3d8/0x510
[  450.558565]  ? bpf_prog_get+0x20/0x20
[  450.562395]  ? do_syscall_64+0x1b9/0x820
[  450.566456]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  450.571827]  ? syscall_return_slowpath+0x5e0/0x5e0
[  450.576761]  ? trace_hardirqs_off+0x300/0x300
[  450.581264]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  450.586279]  ? recalc_sigpending_tsk+0x180/0x180
[  450.591040]  ? kasan_check_write+0x14/0x20
[  450.595284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.600144]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  450.605529] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  450.605725] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  450.612726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  450.623209] syz-executor4 cpuset=
[  450.632560] Call Trace:
[  450.632574] syz4
[  450.636035]  <IRQ>
[  450.638641]  mems_allowed=0
[  450.640637]  dump_stack+0x1c4/0x2b4
[  450.649350]  ? dump_stack_print_info.cold.2+0x52/0x52
[  450.654584]  warn_alloc.cold.118+0xb7/0x1bd
[  450.658945]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  450.663805]  ? lock_downgrade+0x900/0x900
[  450.667964]  ? trace_hardirqs_off+0xb8/0x300
[  450.672383]  ? trace_hardirqs_off+0xb8/0x300
[  450.676807]  __alloc_pages_slowpath+0x2667/0x2d80
[  450.681689]  ? warn_alloc+0x120/0x120
[  450.685496]  ? warn_alloc+0x120/0x120
[  450.689300]  ? print_usage_bug+0xc0/0xc0
[  450.693365]  ? warn_alloc+0x120/0x120
[  450.697170]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  450.702187]  ? print_usage_bug+0xc0/0xc0
[  450.706249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.711795]  ? check_preemption_disabled+0x48/0x200
[  450.716825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.722368]  ? should_fail+0x22d/0xd01
[  450.726256]  ? __lock_acquire+0x7ec/0x4ec0
[  450.730529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.735638]  ? __lock_acquire+0x7ec/0x4ec0
[  450.739881]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.744993]  ? __lock_acquire+0x7ec/0x4ec0
[  450.749233]  ? should_fail+0x22d/0xd01
[  450.753143]  ? mark_held_locks+0x130/0x130
[  450.757394]  ? mark_held_locks+0x130/0x130
[  450.761653]  ? graph_lock+0x170/0x170
[  450.765478]  ? print_usage_bug+0xc0/0xc0
[  450.769552]  ? find_held_lock+0x36/0x1c0
[  450.773631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.779696]  ? check_preemption_disabled+0x48/0x200
[  450.784712]  ? check_preemption_disabled+0x48/0x200
[  450.789740]  ? __lock_is_held+0xb5/0x140
[  450.793808]  __alloc_pages_nodemask+0xa80/0xde0
[  450.798477]  ? graph_lock+0x170/0x170
[  450.802286]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  450.807298]  ? graph_lock+0x170/0x170
[  450.811115]  ? find_held_lock+0x36/0x1c0
[  450.815192]  ? ____cache_alloc_node+0x1c7/0x1e0
[  450.819864]  ? lock_downgrade+0x900/0x900
[  450.824023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.829576]  cache_grow_begin+0x91/0x8c0
[  450.833655]  ? do_raw_spin_unlock+0xa7/0x2f0
[  450.838073]  fallback_alloc+0x203/0x2e0
[  450.842055]  ____cache_alloc_node+0x1c7/0x1e0
[  450.846559]  kmem_cache_alloc_node+0xe3/0x730
[  450.851063]  ? ipv6_get_ifaddr+0x42e/0x620
[  450.855311]  __alloc_skb+0x119/0x770
[  450.859031]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.864316]  ? skb_scrub_packet+0x490/0x490
[  450.868660]  ? lock_downgrade+0x900/0x900
[  450.872818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.878370]  ? refcount_sub_and_test_checked+0x203/0x310
[  450.883855]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  450.889337]  ? addrconf_rs_timer+0x6f0/0x6f0
[  450.893766]  ndisc_alloc_skb+0x144/0x340
[  450.897835]  ndisc_send_rs+0x331/0x6e0
[  450.901729]  addrconf_rs_timer+0x3c0/0x6f0
[  450.905976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.910227]  call_timer_fn+0x272/0x920
[  450.914122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.918360]  ? process_timeout+0x40/0x40
[  450.922420]  ? find_held_lock+0x36/0x1c0
[  450.926494]  ? mark_held_locks+0xc7/0x130
[  450.930665]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.935164]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.939665]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.943903]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  450.948498]  ? trace_hardirqs_on+0xbd/0x310
[  450.952818]  ? kasan_check_read+0x11/0x20
[  450.956968]  ? __run_timers+0x7da/0xc70
[  450.960968]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.966453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  450.970691]  __run_timers+0x7e5/0xc70
[  450.974513]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  450.979887]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.984907]  ? graph_lock+0x170/0x170
[  450.988720]  ? print_usage_bug+0xc0/0xc0
[  450.992782]  ? lock_release+0x970/0x970
[  450.996770]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  451.001993]  ? find_held_lock+0x36/0x1c0
[  451.006091]  ? graph_lock+0x170/0x170
[  451.009915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.015454]  ? check_preemption_disabled+0x48/0x200
[  451.020483]  ? __lock_is_held+0xb5/0x140
[  451.024543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.030085]  ? check_preemption_disabled+0x48/0x200
[  451.035135]  run_timer_softirq+0x52/0xb0
[  451.039204]  ? rcu_read_lock_sched_held+0x108/0x120
[  451.044229]  __do_softirq+0x30b/0xad8
[  451.048046]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  451.053159]  ? pvclock_read_flags+0x160/0x160
[  451.057655]  ? lapic_next_event+0x5a/0x90
[  451.061808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.067344]  ? check_preemption_disabled+0x48/0x200
[  451.072363]  ? check_preemption_disabled+0x48/0x200
[  451.077391]  ? kvm_clock_read+0x18/0x30
[  451.081366]  ? kvm_sched_clock_read+0x9/0x20
[  451.085781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.091322]  ? check_preemption_disabled+0x48/0x200
[  451.096355]  irq_exit+0x17f/0x1c0
[  451.099812]  smp_apic_timer_interrupt+0x1cb/0x760
[  451.104675]  ? smp_reschedule_interrupt+0x109/0x650
[  451.109723]  ? smp_call_function_single_interrupt+0x650/0x650
[  451.115649]  ? interrupt_entry+0xb5/0xf0
[  451.119739]  ? trace_hardirqs_off_caller+0xbb/0x300
[  451.124784]  ? trace_hardirqs_off_caller+0xbb/0x300
[  451.129831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.134688]  ? trace_hardirqs_off+0x300/0x300
[  451.139186]  ? trace_hardirqs_off+0x300/0x300
[  451.143688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.149224]  ? check_preemption_disabled+0x48/0x200
[  451.154243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.159790]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.164651]  apic_timer_interrupt+0xf/0x20
[  451.168884]  </IRQ>
[  451.171132] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  451.176410] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  451.195321] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  451.203043] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  451.210314] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  451.217586] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  451.224878] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  451.232151] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  451.239457]  ? arch_local_irq_restore+0x45/0x52
[  451.244172]  dump_stack+0x26a/0x2b4
[  451.247842]  ? dump_stack_print_info.cold.2+0x52/0x52
[  451.253072]  ? mark_held_locks+0x130/0x130
[  451.257343]  ? mark_held_locks+0x130/0x130
[  451.261617]  dump_header+0x27b/0xf72
[  451.265370]  ? pagefault_out_of_memory+0x197/0x197
[  451.270324]  ? mark_held_locks+0x130/0x130
[  451.274566]  ? __lock_acquire+0x7ec/0x4ec0
[  451.278819]  ? print_usage_bug+0xc0/0xc0
[  451.282908]  ? graph_lock+0x170/0x170
[  451.286710]  ? graph_lock+0x170/0x170
[  451.290515]  ? print_usage_bug+0xc0/0xc0
[  451.294577]  ? print_usage_bug+0xc0/0xc0
[  451.298657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.304200]  ? find_held_lock+0x36/0x1c0
[  451.308270]  ? mark_held_locks+0xc7/0x130
[  451.312432]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.317540]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  451.322645]  ? lockdep_hardirqs_on+0x421/0x5c0
[  451.327229]  ? trace_hardirqs_on+0xbd/0x310
[  451.331550]  ? kasan_check_read+0x11/0x20
[  451.335699]  ? ___ratelimit+0x36f/0x655
[  451.339677]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  451.345138]  ? trace_hardirqs_on+0x310/0x310
[  451.349571]  ? lock_downgrade+0x900/0x900
[  451.353735]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  451.358842]  ? ___ratelimit+0xaa/0x655
[  451.362743]  ? idr_get_free+0xec0/0xec0
[  451.366736]  ? kasan_check_write+0x14/0x20
[  451.371000]  ? do_raw_spin_lock+0xc1/0x200
[  451.375251]  oom_kill_process.cold.27+0x10/0x903
[  451.380014]  ? graph_lock+0x170/0x170
[  451.383816]  ? _raw_spin_unlock+0x2c/0x50
[  451.387963]  ? oom_badness+0xe6/0xaa0
[  451.391771]  ? oom_evaluate_task+0x540/0x540
[  451.396188]  ? find_held_lock+0x36/0x1c0
[  451.400257]  ? out_of_memory+0x974/0x14c0
[  451.404408]  ? lock_downgrade+0x900/0x900
[  451.408558]  ? check_preemption_disabled+0x48/0x200
[  451.413599]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  451.419396]  ? kasan_check_read+0x11/0x20
[  451.423545]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  451.428825]  ? rcu_bh_qs+0xc0/0xc0
[  451.432381]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  451.437398]  ? oom_evaluate_task+0x302/0x540
[  451.441810]  out_of_memory+0xa86/0x14c0
[  451.445797]  ? oom_killer_disable+0x3a0/0x3a0
[  451.450297]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  451.455228]  ? __mutex_add_waiter+0x2a0/0x2a0
[  451.459736]  __alloc_pages_slowpath+0x2318/0x2d80
[  451.464622]  ? warn_alloc+0x120/0x120
[  451.468438]  ? lock_downgrade+0x900/0x900
[  451.472603]  ? print_usage_bug+0xc0/0xc0
[  451.476669]  ? warn_alloc+0x120/0x120
[  451.480474]  ? print_usage_bug+0xc0/0xc0
[  451.484554]  ? debug_check_no_obj_freed+0x305/0x58d
[  451.489616]  ? print_usage_bug+0xc0/0xc0
[  451.493703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.499255]  ? should_fail+0x22d/0xd01
[  451.503154]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.508260]  ? __lock_acquire+0x7ec/0x4ec0
[  451.512523]  ? __lock_is_held+0xb5/0x140
[  451.516604]  ? graph_lock+0x170/0x170
[  451.520414]  ? ___might_sleep+0x1ed/0x300
[  451.524586]  ? lock_release+0x970/0x970
[  451.528663]  ? arch_local_save_flags+0x40/0x40
[  451.533266]  ? __might_sleep+0x95/0x190
[  451.537247]  __alloc_pages_nodemask+0xa80/0xde0
[  451.541930]  ? graph_lock+0x170/0x170
[  451.545754]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  451.550776]  ? graph_lock+0x170/0x170
[  451.554629]  ? mark_held_locks+0xc7/0x130
[  451.558782]  ? find_held_lock+0x36/0x1c0
[  451.562854]  ? cache_grow_begin+0x5a4/0x8c0
[  451.567180]  ? lockdep_hardirqs_on+0x421/0x5c0
[  451.571764]  ? trace_hardirqs_on+0xbd/0x310
[  451.576091]  ? fallback_alloc+0x203/0x2e0
[  451.580249]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  451.585718]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  451.591286]  cache_grow_begin+0x91/0x8c0
[  451.595378]  ? do_raw_spin_unlock+0xa7/0x2f0
[  451.599824]  fallback_alloc+0x203/0x2e0
[  451.603838]  ____cache_alloc_node+0x1c7/0x1e0
[  451.608368]  kmem_cache_alloc_node_trace+0xe7/0x740
[  451.613436]  __kmalloc_node_track_caller+0x33/0x70
[  451.618394]  __kmalloc_reserve.isra.39+0x41/0xe0
[  451.623165]  __alloc_skb+0x155/0x770
[  451.626885]  ? skb_scrub_packet+0x490/0x490
[  451.631212]  ? if_nlmsg_size+0x5d1/0xbb0
[  451.635283]  ? nla_put_ifalias+0x170/0x170
[  451.639528]  ? softnet_seq_show+0x470/0x470
[  451.644203]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  451.649223]  ? netif_tx_stop_all_queues+0xd9/0x110
[  451.654178]  rtmsg_ifinfo_build_skb+0x74/0x190
[  451.658768]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  451.663627]  rtmsg_ifinfo+0x8c/0xa0
[  451.667265]  dev_close_many+0x3be/0x860
[  451.671256]  ? unlist_netdevice+0x670/0x670
[  451.675595]  ? find_held_lock+0x36/0x1c0
[  451.679670]  ? __queue_work+0x6be/0x1440
[  451.683739]  ? lock_downgrade+0x900/0x900
[  451.687894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.693434]  ? rtnl_is_locked+0xb5/0xf0
[  451.697410]  ? rtnl_trylock+0x20/0x20
[  451.701221]  ? do_raw_spin_unlock+0xa7/0x2f0
[  451.705657]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  451.710277]  rollback_registered_many+0x56e/0x1240
[  451.715291]  ? generic_xdp_install+0x4c0/0x4c0
[  451.719899]  ? max_active_store+0x170/0x170
[  451.724239]  ? graph_lock+0x170/0x170
[  451.728059]  ? print_usage_bug+0xc0/0xc0
[  451.732147]  ? print_usage_bug+0xc0/0xc0
[  451.736230]  ? kfree_skbmem+0x154/0x230
[  451.740212]  ? graph_lock+0x170/0x170
[  451.744016]  ? print_usage_bug+0xc0/0xc0
[  451.748085]  ? find_held_lock+0x36/0x1c0
[  451.752161]  ? mark_held_locks+0xc7/0x130
[  451.756319]  rollback_registered+0x1e9/0x420
[  451.760729]  ? lockdep_hardirqs_on+0x351/0x5c0
[  451.765315]  ? rollback_registered_many+0x1240/0x1240
[  451.770525]  ? trace_hardirqs_on+0xbd/0x310
[  451.774849]  ? linkwatch_schedule_work+0x150/0x170
[  451.779780]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  451.785239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.790776]  ? rtnl_is_locked+0xb5/0xf0
[  451.794842]  ? rtnl_trylock+0x20/0x20
[  451.798652]  ? queue_delayed_work_on+0x130/0x1f0
[  451.803414]  unregister_netdevice_queue+0x321/0x5e0
[  451.808434]  ? rollback_registered+0x420/0x420
[  451.813022]  ? linkwatch_schedule_work+0x170/0x170
[  451.817957]  ? tun_show_owner+0x170/0x170
[  451.822117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.827664]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  451.833034]  ? __tun_detach+0x6ba/0x15c0
[  451.837131]  __tun_detach+0x11b8/0x15c0
[  451.841110]  ? __call_rcu.constprop.69+0x429/0xbc0
[  451.846067]  ? tun_attach+0x1770/0x1770
[  451.850069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.855633]  ? check_preemption_disabled+0x48/0x200
[  451.860672]  ? graph_lock+0x170/0x170
[  451.864478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.870016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.875557]  ? locks_remove_file+0x3c6/0x5c0
[  451.879977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.885518]  ? ima_file_free+0x132/0x650
[  451.889587]  ? __lock_is_held+0xb5/0x140
[  451.893694]  ? __tun_detach+0x15c0/0x15c0
[  451.897852]  ? __tun_detach+0x15c0/0x15c0
[  451.902000]  tun_chr_close+0xe3/0x180
[  451.905804]  __fput+0x385/0xa30
[  451.909091]  ? get_max_files+0x20/0x20
[  451.912992]  ? ___might_sleep+0x1ed/0x300
[  451.917153]  ? arch_local_save_flags+0x40/0x40
[  451.921763]  ____fput+0x15/0x20
[  451.925047]  task_work_run+0x1e8/0x2a0
[  451.928939]  ? task_work_cancel+0x240/0x240
[  451.933272]  ? switch_task_namespaces+0xb8/0xd0
[  451.937949]  do_exit+0x1ad7/0x2610
[  451.941515]  ? mm_update_next_owner+0x990/0x990
[  451.946187]  ? print_usage_bug+0xc0/0xc0
[  451.950294]  ? __lock_acquire+0x7ec/0x4ec0
[  451.954535]  ? find_held_lock+0x36/0x1c0
[  451.958614]  ? __lock_acquire+0x7ec/0x4ec0
[  451.962858]  ? mark_held_locks+0x130/0x130
[  451.967120]  ? lock_acquire+0x1ed/0x520
[  451.971132]  ? mark_held_locks+0x130/0x130
[  451.975388]  ? arch_local_save_flags+0x40/0x40
[  451.979975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.985539]  ? __mutex_lock+0x872/0x1710
[  451.989611]  ? __switch_to_asm+0x40/0x70
[  451.993693]  ? __switch_to_asm+0x34/0x70
[  451.997758]  ? pipe_wait+0x266/0x2c0
[  452.001481]  ? mutex_trylock+0x2b0/0x2b0
[  452.005576]  ? graph_lock+0x170/0x170
[  452.009388]  ? find_held_lock+0x36/0x1c0
[  452.013474]  ? memset+0x31/0x40
[  452.016767]  ? find_held_lock+0x36/0x1c0
[  452.020927]  ? get_signal+0x95b/0x1980
[  452.024834]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.029329]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.033834]  do_group_exit+0x177/0x440
[  452.037740]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.043211]  ? __ia32_sys_exit+0x50/0x50
[  452.047303]  get_signal+0x8b0/0x1980
[  452.051045]  ? ptrace_notify+0x130/0x130
[  452.055124]  ? finish_wait+0x430/0x430
[  452.059017]  ? graph_lock+0x170/0x170
[  452.062835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.068400]  ? pipe_read+0x702/0x940
[  452.072150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.077748]  do_signal+0x9c/0x21e0
[  452.081315]  ? __vfs_read+0x11f/0x9b0
[  452.085158]  ? vfs_copy_file_range+0xb90/0xb90
[  452.089776]  ? setup_sigcontext+0x7d0/0x7d0
[  452.094159]  ? exit_to_usermode_loop+0x8c/0x380
[  452.098880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.104452]  exit_to_usermode_loop+0x2e5/0x380
[  452.109054]  ? syscall_slow_exit_work+0x520/0x520
[  452.113909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.119473]  do_syscall_64+0x6be/0x820
[  452.123370]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  452.128744]  ? syscall_return_slowpath+0x5e0/0x5e0
[  452.133678]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.138530]  ? trace_hardirqs_off+0x300/0x300
[  452.143038]  ? prepare_exit_to_usermode+0x291/0x3b0
[  452.148071]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.152929]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  452.158134] RIP: 0033:0x410e10
[  452.161336] Code: Bad RIP value.
[  452.164701] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  452.172420] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  452.179713] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  452.186986] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  452.194272] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  452.201559] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  452.208887] warn_alloc_show_mem: 1 callbacks suppressed
[  452.208901] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  452.208903] Mem-Info:
[  452.208934] active_anon:46161 inactive_anon:461 isolated_anon:0
[  452.208934]  active_file:19 inactive_file:16 isolated_file:0
[  452.208934]  unevictable:0 dirty:0 writeback:0 unstable:0
[  452.208934]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  452.208934]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  452.208934]  free:13785 free_pcp:397 free_cma:0
[  452.214313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  452.221619] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  452.224049] Call Trace:
[  452.256848] Node 0 
[  452.266221]  <IRQ>
[  452.293835] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  452.296414]  dump_stack+0x1c4/0x2b4
[  452.298620] lowmem_reserve[]: 0
[  452.300787]  ? dump_stack_print_info.cold.2+0x52/0x52
[  452.326267]  2815 6318
[  452.329941]  warn_alloc.cold.118+0xb7/0x1bd
[  452.333195]  6318
[  452.338409]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  452.345235]  ? lock_downgrade+0x900/0x900
[  452.347277] Node 0 
[  452.352135]  ? trace_hardirqs_off+0xb8/0x300
[  452.356284] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  452.358504]  ? trace_hardirqs_off+0xb8/0x300
[  452.362880] lowmem_reserve[]:
[  452.389795]  __alloc_pages_slowpath+0x2667/0x2d80
[  452.394195]  0
[  452.397351]  ? warn_alloc+0x120/0x120
[  452.402158]  0
[  452.403984]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  452.407767]  3503
[  452.409585]  ? warn_alloc+0x120/0x120
[  452.414585]  3503
[  452.416672]  ? print_usage_bug+0xc0/0xc0
[  452.420444] Node 0 
[  452.422509]  ? warn_alloc+0x120/0x120
[  452.426567] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  452.428777]  ? print_usage_bug+0xc0/0xc0
[  452.432543] lowmem_reserve[]: 0
[  452.461119]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  452.465177]  0
[  452.468482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.473649]  0
[  452.475465]  ? should_fail+0x22d/0xd01
[  452.480978]  0
[  452.482797]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.488456]  ? __lock_acquire+0x7ec/0x4ec0
[  452.493528] Node 0 DMA: 
[  452.497764]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.497780]  ? should_fail+0x22d/0xd01
[  452.500430] 1*4kB 
[  452.505534]  ? mark_held_locks+0x130/0x130
[  452.509388] (U) 
[  452.511534]  ? mark_held_locks+0x130/0x130
[  452.515747] 0*8kB 
[  452.517720]  ? print_usage_bug+0xc0/0xc0
[  452.521930] 0*16kB 
[  452.524079]  ? find_held_lock+0x36/0x1c0
[  452.528120] 1*32kB 
[  452.530355]  ? graph_lock+0x170/0x170
[  452.534390] (U) 
[  452.536635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.540402] 2*64kB 
[  452.542371]  ? check_preemption_disabled+0x48/0x200
[  452.547883] (U) 
[  452.550115]  ? check_preemption_disabled+0x48/0x200
[  452.555111] 1*128kB 
[  452.557089]  ? __lock_is_held+0xb5/0x140
[  452.562073] (U) 
[  452.564397]  __alloc_pages_nodemask+0xa80/0xde0
[  452.568449] 1*256kB 
[  452.570418]  ? graph_lock+0x170/0x170
[  452.575062] (U) 
[  452.577387]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  452.581163] 0*512kB 
[  452.583131]  ? graph_lock+0x170/0x170
[  452.583157]  ? find_held_lock+0x36/0x1c0
[  452.588145] 1*1024kB 
[  452.590470]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.594324] (U) 
[  452.598386]  ? lock_downgrade+0x900/0x900
[  452.600778] 1*2048kB 
[  452.605538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.607479] (M) 
[  452.611639]  cache_grow_begin+0x91/0x8c0
[  452.614016] 3*4096kB 
[  452.619549]  ? do_raw_spin_unlock+0xa7/0x2f0
[  452.621495] (M) 
[  452.625553]  fallback_alloc+0x203/0x2e0
[  452.627937] = 15908kB
[  452.632343]  ____cache_alloc_node+0x1c7/0x1e0
[  452.634293] Node 0 
[  452.638264]  kmem_cache_alloc_node+0xe3/0x730
[  452.640648] DMA32: 
[  452.645653]  ? mark_held_locks+0xc7/0x130
[  452.647866] 3*4kB 
[  452.652363]  __alloc_skb+0x119/0x770
[  452.654597] (M) 
[  452.658744]  ? skb_scrub_packet+0x490/0x490
[  452.660872] 1*8kB 
[  452.664578]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  452.666536] (M) 
[  452.670855]  ? queue_work_on+0x12c/0x1e0
[  452.672980] 3*16kB 
[  452.677557]  ? switchdev_port_obj_del+0xdc/0x450
[  452.679505] (UM) 
[  452.683561]  ? switchdev_trans_item_enqueue+0x260/0x260
[  452.685772] 3*32kB 
[  452.690521]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  452.692558] (UM) 
[  452.697919]  __br_mdb_notify+0x4ff/0x15d0
[  452.700136] 2*64kB 
[  452.705152]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.707187] (UM) 
[  452.711350]  ? __br_mdb_add+0x800/0x800
[  452.713562] 5*128kB 
[  452.718660]  ? kasan_check_write+0x14/0x20
[  452.720874] (UM) 
[  452.724851]  ? do_raw_spin_lock+0xc1/0x200
[  452.727152] 3*256kB 
[  452.731391]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  452.733426] (M) 
[  452.737658]  ? debug_object_assert_init+0x368/0x4b0
[  452.739952] 4*512kB (M) 
[  452.745057]  ? debug_object_init_on_stack+0x20/0x20
[  452.747012] 3*1024kB 
[  452.752024]  ? graph_lock+0x170/0x170
[  452.754671] (UM) 
[  452.759685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.762070] 3*2048kB 
[  452.765870]  br_mdb_notify+0x310/0x410
[  452.767904] (M) 
[  452.773435]  ? br_mdb_dump+0x2530/0x2530
[  452.776314] 3*4096kB (M) 
[  452.780221]  br_multicast_del_pg+0x3df/0x790
[  452.782157] = 25252kB
[  452.786215]  ? br_mdb_ip_get+0x940/0x940
[  452.788944] Node 0 
[  452.793349]  ? kasan_check_write+0x14/0x20
[  452.795749] Normal: 
[  452.799809]  ? do_raw_spin_lock+0xc1/0x200
[  452.802021] 1016*4kB 
[  452.806253]  br_multicast_port_group_expired+0x189/0x1e0
[  452.808548] (UME) 
[  452.812789]  call_timer_fn+0x272/0x920
[  452.815175] 348*8kB 
[  452.820628]  ? br_multicast_del_pg+0x790/0x790
[  452.822750] (UME) 
[  452.826633]  ? process_timeout+0x40/0x40
[  452.828936] 167*16kB 
[  452.833509]  ? find_held_lock+0x36/0x1c0
[  452.835635] (UME) 
[  452.839709]  ? __run_timers+0x7da/0xc70
[  452.842092] 68*32kB 
[  452.846156]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.848283] (UME) 
[  452.852261]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.854580] 21*64kB 
[  452.859088]  ? br_multicast_del_pg+0x790/0x790
[  452.861218] (M) 
[  452.865727]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  452.868027] 6*128kB 
[  452.872618]  ? trace_hardirqs_on+0xbd/0x310
[  452.874587] (UM) 
[  452.879173]  ? kasan_check_read+0x11/0x20
[  452.881474] 1*256kB 
[  452.885810]  ? __run_timers+0x7da/0xc70
[  452.887851] (U) 
[  452.891994]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.894294] 0*512kB 
[  452.898263]  ? br_multicast_del_pg+0x790/0x790
[  452.900213] 0*1024kB 
[  452.905673]  ? br_multicast_del_pg+0x790/0x790
[  452.907976] 0*2048kB 
[  452.912553]  __run_timers+0x7e5/0xc70
[  452.914939] 0*4096kB 
[  452.919524]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  452.921903] = 14064kB
[  452.925714]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  452.928125] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  452.933475]  ? graph_lock+0x170/0x170
[  452.935879] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  452.940884]  ? enqueue_hrtimer+0x1a5/0x560
[  452.949706] 503 total pagecache pages
[  452.953501]  ? lock_release+0x970/0x970
[  452.962062] 0 pages in swap cache
[  452.966288]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  452.970066] Swap cache stats: add 0, delete 0, find 0/0
[  452.974035]  ? find_held_lock+0x36/0x1c0
[  452.977462] Free swap  = 0kB
[  452.982647]  ? graph_lock+0x170/0x170
[  452.988004] Total swap = 0kB
[  452.992059]  ? pvclock_read_flags+0x160/0x160
[  452.995053] 1965979 pages RAM
[  452.998853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.001862] 0 pages HighMem/MovableOnly
[  453.006370]  ? check_preemption_disabled+0x48/0x200
[  453.009454] 343324 pages reserved
[  453.014992]  ? __lock_is_held+0xb5/0x140
[  453.018935] 0 pages cma reserved
[  453.023951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.027467] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  453.031447]  ? check_preemption_disabled+0x48/0x200
[  453.034918] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  453.040347]  run_timer_softirq+0x52/0xb0
[  453.048120] syz-executor2 cpuset=
[  453.053136]  ? rcu_read_lock_sched_held+0x108/0x120
[  453.063627] syz2
[  453.067707]  __do_softirq+0x30b/0xad8
[  453.071146]  mems_allowed=0
[  453.076172]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  453.089927]  ? pvclock_read_flags+0x160/0x160
[  453.094427]  ? lapic_next_event+0x5a/0x90
[  453.098575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.104124]  ? check_preemption_disabled+0x48/0x200
[  453.109142]  ? check_preemption_disabled+0x48/0x200
[  453.114170]  ? kvm_clock_read+0x18/0x30
[  453.118148]  ? kvm_sched_clock_read+0x9/0x20
[  453.122561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.128104]  ? check_preemption_disabled+0x48/0x200
[  453.133134]  irq_exit+0x17f/0x1c0
[  453.136604]  smp_apic_timer_interrupt+0x1cb/0x760
[  453.141470]  ? smp_reschedule_interrupt+0x109/0x650
[  453.146489]  ? smp_call_function_single_interrupt+0x650/0x650
[  453.152372]  ? interrupt_entry+0xb5/0xf0
[  453.156435]  ? trace_hardirqs_off_caller+0xbb/0x300
[  453.161451]  ? trace_hardirqs_off_caller+0xbb/0x300
[  453.166468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.171312]  ? trace_hardirqs_off+0x300/0x300
[  453.175813]  ? trace_hardirqs_off+0x300/0x300
[  453.180312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.185868]  ? check_preemption_disabled+0x48/0x200
[  453.190903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.196453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.201309]  apic_timer_interrupt+0xf/0x20
[  453.205540]  </IRQ>
[  453.207799] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  453.212731] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  453.231650] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  453.239388] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  453.246672] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  453.253948] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  453.261221] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  453.268491] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  453.275810]  skb_clone+0x1bb/0x500
[  453.279357]  ? skb_split+0x11e0/0x11e0
[  453.283252]  ? preempt_notifier_register+0x200/0x200
[  453.288356]  ? __switch_to_asm+0x34/0x70
[  453.292422]  ? __switch_to_asm+0x34/0x70
[  453.296486]  ? __switch_to_asm+0x40/0x70
[  453.300548]  ? __switch_to_asm+0x34/0x70
[  453.304620]  ? __switch_to_asm+0x40/0x70
[  453.308688]  ? __switch_to_asm+0x40/0x70
[  453.312748]  ? __switch_to_asm+0x34/0x70
[  453.316809]  ? __switch_to_asm+0x34/0x70
[  453.320868]  ? __switch_to_asm+0x40/0x70
[  453.324930]  ? __switch_to_asm+0x34/0x70
[  453.329000]  bpf_clone_redirect+0xb9/0x490
[  453.333258]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  453.338284]  ? __sched_text_start+0x8/0x8
[  453.342434]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  453.347205]  ? find_held_lock+0x36/0x1c0
[  453.351294]  ? lock_acquire+0x1ed/0x520
[  453.355275]  ? bpf_test_run+0x32e/0x5a0
[  453.359252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.364790]  ? check_preemption_disabled+0x48/0x200
[  453.369814]  ? kasan_check_read+0x11/0x20
[  453.373965]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.379247]  ? rcu_bh_qs+0xc0/0xc0
[  453.382794]  ? preempt_schedule+0x4d/0x60
[  453.386943]  ? ___preempt_schedule+0x16/0x18
[  453.391363]  ? bpf_test_run+0x1c0/0x5a0
[  453.395340]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  453.400189]  ? netlink_diag_dump+0x2a0/0x2a0
[  453.404607]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.410174]  ? bpf_test_init.isra.9+0x70/0x100
[  453.414766]  ? bpf_prog_test_run_skb+0x634/0xb40
[  453.419541]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  453.424384]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.429926]  ? fput+0x130/0x1a0
[  453.433211]  ? __bpf_prog_get+0x9b/0x290
[  453.437280]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  453.442144]  ? bpf_prog_test_run+0x130/0x1a0
[  453.446560]  ? __x64_sys_bpf+0x3d8/0x510
[  453.450638]  ? bpf_prog_get+0x20/0x20
[  453.454469]  ? do_syscall_64+0x1b9/0x820
[  453.458534]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  453.463904]  ? syscall_return_slowpath+0x5e0/0x5e0
[  453.468837]  ? trace_hardirqs_off+0x300/0x300
[  453.473337]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  453.478354]  ? recalc_sigpending_tsk+0x180/0x180
[  453.483110]  ? kasan_check_write+0x14/0x20
[  453.487358]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.492213]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  453.497616] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  453.497664] rcu: INFO: rcu_preempt self-detected stall on CPU
[  453.504828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  453.504840] Call Trace:
[  453.520068]  <IRQ>
[  453.522966] rcu: 	0-...!: (1 GPs behind) idle=026/1/0x4000000000000004 softirq=19944/19945 fqs=0 
[  453.524783]  dump_stack+0x1c4/0x2b4
[  453.524800]  ? dump_stack_print_info.cold.2+0x52/0x52
[  453.524828]  warn_alloc.cold.118+0xb7/0x1bd
[  453.524845]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  453.524863]  ? lock_downgrade+0x900/0x900
[  453.524888]  ? trace_hardirqs_off+0xb8/0x300
[  453.524908]  ? trace_hardirqs_off+0xb8/0x300
[  453.524930]  __alloc_pages_slowpath+0x2667/0x2d80
[  453.524973]  ? warn_alloc+0x120/0x120
[  453.534334] rcu: 	
[  453.537963]  ? trace_hardirqs_on+0x310/0x310
[  453.543131]  (t=10744 jiffies g=26289 q=12)
[  453.547443]  ? warn_alloc+0x120/0x120
[  453.552304] rcu: rcu_preempt kthread starved for 10744 jiffies! g26289 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  453.556435]  ? print_usage_bug+0xc0/0xc0
[  453.560821] rcu: RCU grace-period kthread stack dump:
[  453.565220]  ? warn_alloc+0x120/0x120
[  453.570041] rcu_preempt     R
[  453.573837]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  453.575967]   running task    
[  453.580371]  ? print_usage_bug+0xc0/0xc0
[  453.584678] 23064    10      2 0x80000000
[  453.588472]  ? __lock_acquire+0x7ec/0x4ec0
[  453.598950] Call Trace:
[  453.603030]  ? __lock_acquire+0x7ec/0x4ec0
[  453.608225]  __schedule+0x86c/0x1ed0
[  453.612013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.615118]  ? __sched_text_start+0x8/0x8
[  453.620153]  ? should_fail+0x22d/0xd01
[  453.623341]  ? __mod_timer+0x6f6/0x1870
[  453.627394]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.631536]  ? add_timer_on+0x9f0/0x9f0
[  453.635748]  ? __lock_acquire+0x7ec/0x4ec0
[  453.638322]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  453.642539]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.646717]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  453.652240]  ? __lock_acquire+0x7ec/0x4ec0
[  453.656378]  ? trace_hardirqs_on+0xbd/0x310
[  453.660248]  ? should_fail+0x22d/0xd01
[  453.664206]  ? kasan_check_read+0x11/0x20
[  453.669292]  ? print_usage_bug+0xc0/0xc0
[  453.673257]  ? prepare_to_swait_event+0x25a/0x800
[  453.677480]  ? mark_held_locks+0x130/0x130
[  453.682657]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  453.687759]  ? mark_held_locks+0x130/0x130
[  453.692853]  schedule+0xfe/0x460
[  453.697070]  ? graph_lock+0x170/0x170
[  453.701376]  ? __schedule+0x1ed0/0x1ed0
[  453.705248]  ? print_usage_bug+0xc0/0xc0
[  453.709387]  ? prepare_to_swait_event+0x25a/0x800
[  453.713429]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  453.713448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.718304]  ? __init_swait_queue_head+0x150/0x150
[  453.722529]  ? check_preemption_disabled+0x48/0x200
[  453.727970]  ? __lockdep_init_map+0x105/0x590
[  453.732195]  ? check_preemption_disabled+0x48/0x200
[  453.735548]  ? lockdep_init_map+0x9/0x10
[  453.739341]  ? __lock_is_held+0xb5/0x140
[  453.743304]  schedule_timeout+0x140/0x260
[  453.747363]  __alloc_pages_nodemask+0xa80/0xde0
[  453.752198]  ? usleep_range+0x1a0/0x1a0
[  453.756947]  ? graph_lock+0x170/0x170
[  453.762478]  ? __next_timer_interrupt+0x1a0/0x1a0
[  453.767396]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  453.772395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.776892]  ? graph_lock+0x170/0x170
[  453.781905]  rcu_gp_kthread+0x9d9/0x2310
[  453.785952]  ? find_held_lock+0x36/0x1c0
[  453.790043]  ? rcu_gp_init+0x1830/0x1830
[  453.794163]  ? ____cache_alloc_node+0x1c7/0x1e0
[  453.798816]  ? update_curr+0x344/0xbe0
[  453.802777]  ? lock_downgrade+0x900/0x900
[  453.806559]  ? graph_lock+0x170/0x170
[  453.811391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.816385]  ? __account_cfs_rq_runtime+0x790/0x790
[  453.821910]  cache_grow_begin+0x91/0x8c0
[  453.825694]  ? __lock_acquire+0x7ec/0x4ec0
[  453.829740]  ? do_raw_spin_unlock+0xa7/0x2f0
[  453.833784]  ? graph_lock+0x170/0x170
[  453.837830]  fallback_alloc+0x203/0x2e0
[  453.842483]  ? mark_held_locks+0x130/0x130
[  453.846353]  ____cache_alloc_node+0x1c7/0x1e0
[  453.850486]  ? __lock_is_held+0xb5/0x140
[  453.854278]  kmem_cache_alloc_node+0xe3/0x730
[  453.859802]  ? __account_cfs_rq_runtime+0x790/0x790
[  453.864824]  ? ipv6_get_ifaddr+0x42e/0x620
[  453.868877]  ? set_next_entity+0x30c/0xc40
[  453.873094]  __alloc_skb+0x119/0x770
[  453.877482]  ? mark_held_locks+0x130/0x130
[  453.881268]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.885226]  ? rcu_read_lock_sched_held+0x108/0x120
[  453.889447]  ? skb_scrub_packet+0x490/0x490
[  453.893932]  ? select_task_rq_fair+0x34f0/0x34f0
[  453.897990]  ? lock_downgrade+0x900/0x900
[  453.902477]  ? __enqueue_entity+0x10d/0x1f0
[  453.907480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.911704]  ? graph_lock+0x170/0x170
[  453.915926]  ? refcount_sub_and_test_checked+0x203/0x310
[  453.919641]  ? lock_repin_lock+0x251/0x430
[  453.923885]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  453.929152]  ? graph_lock+0x170/0x170
[  453.934164]  ? addrconf_rs_timer+0x6f0/0x6f0
[  453.938473]  ? put_prev_task_stop+0x300/0xa10
[  453.943227]  ndisc_alloc_skb+0x144/0x340
[  453.947357]  ? lock_repin_lock+0x250/0x430
[  453.951667]  ndisc_send_rs+0x331/0x6e0
[  453.957196]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.960984]  addrconf_rs_timer+0x3c0/0x6f0
[  453.966412]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.970637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.976078]  ? lockdep_hardirqs_on+0x421/0x5c0
[  453.979872]  call_timer_fn+0x272/0x920
[  453.984262]  ? trace_hardirqs_on+0xbd/0x310
[  453.988741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.992783]  ? kasan_check_read+0x11/0x20
[  453.997006]  ? process_timeout+0x40/0x40
[  454.000881]  ? mark_held_locks+0x130/0x130
[  454.005358]  ? find_held_lock+0x36/0x1c0
[  454.009581]  ? audit_add_watch+0xae1/0xdc0
[  454.014074]  ? mark_held_locks+0xc7/0x130
[  454.018293]  ? kasan_check_write+0x14/0x20
[  454.022857]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.026730]  ? finish_task_switch+0x2f5/0x900
[  454.031101]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.035322]  ? __switch_to_asm+0x40/0x70
[  454.039472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.043524]  ? preempt_notifier_register+0x200/0x200
[  454.047743]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  454.051790]  ? __switch_to_asm+0x34/0x70
[  454.056010]  ? trace_hardirqs_on+0xbd/0x310
[  454.060166]  ? __switch_to_asm+0x34/0x70
[  454.064385]  ? kasan_check_read+0x11/0x20
[  454.068872]  ? __switch_to_asm+0x40/0x70
[  454.073370]  ? __run_timers+0x7da/0xc70
[  454.077863]  ? __switch_to_asm+0x40/0x70
[  454.081928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.086158]  ? __switch_to_asm+0x34/0x70
[  454.091263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.095835]  ? __switch_to_asm+0x40/0x70
[  454.099890]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.104202]  ? __switch_to_asm+0x34/0x70
[  454.108260]  __run_timers+0x7e5/0xc70
[  454.112397]  ? __switch_to_asm+0x34/0x70
[  454.116456]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  454.120404]  ? __switch_to_asm+0x40/0x70
[  454.124451]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  454.129883]  ? __switch_to_asm+0x40/0x70
[  454.133930]  ? graph_lock+0x170/0x170
[  454.138148]  ? __switch_to_asm+0x34/0x70
[  454.142197]  ? print_usage_bug+0xc0/0xc0
[  454.146414]  ? __switch_to_asm+0x40/0x70
[  454.150460]  ? lock_release+0x970/0x970
[  454.154247]  ? __schedule+0x874/0x1ed0
[  454.158305]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  454.163656]  ? __switch_to_asm+0x40/0x70
[  454.167706]  ? find_held_lock+0x36/0x1c0
[  454.172710]  ? __switch_to_asm+0x40/0x70
[  454.176764]  ? graph_lock+0x170/0x170
[  454.180582]  ? graph_lock+0x170/0x170
[  454.184641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.188690]  ? __sched_text_start+0x8/0x8
[  454.192733]  ? check_preemption_disabled+0x48/0x200
[  454.196697]  ? find_held_lock+0x36/0x1c0
[  454.200571]  ? __lock_is_held+0xb5/0x140
[  454.205749]  ? __kthread_parkme+0xce/0x1a0
[  454.209791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.213855]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.217899]  ? check_preemption_disabled+0x48/0x200
[  454.221685]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.225473]  run_timer_softirq+0x52/0xb0
[  454.230996]  ? lockdep_hardirqs_on+0x421/0x5c0
[  454.235131]  ? rcu_read_lock_sched_held+0x108/0x120
[  454.240138]  ? trace_hardirqs_on+0xbd/0x310
[  454.244189]  __do_softirq+0x30b/0xad8
[  454.248251]  ? kasan_check_read+0x11/0x20
[  454.252482]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  454.257998]  ? __kthread_parkme+0xce/0x1a0
[  454.263088]  ? pvclock_read_flags+0x160/0x160
[  454.268090]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.273180]  ? lapic_next_event+0x5a/0x90
[  454.277226]  ? kasan_check_write+0x14/0x20
[  454.281795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.286813]  ? do_raw_spin_lock+0xc1/0x200
[  454.291120]  ? check_preemption_disabled+0x48/0x200
[  454.294903]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  454.299031]  ? check_preemption_disabled+0x48/0x200
[  454.304119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.308344]  ? kvm_clock_read+0x18/0x30
[  454.312824]  ? __kthread_parkme+0xfb/0x1a0
[  454.318256]  ? kvm_sched_clock_read+0x9/0x20
[  454.322389]  kthread+0x35a/0x420
[  454.326614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.332140]  ? rcu_gp_init+0x1830/0x1830
[  454.336360]  ? check_preemption_disabled+0x48/0x200
[  454.341360]  ? kthread_bind+0x40/0x40
[  454.346455]  irq_exit+0x17f/0x1c0
[  454.351447]  ret_from_fork+0x3a/0x50
[  454.356967]  smp_apic_timer_interrupt+0x1cb/0x760
[  454.360940] NMI backtrace for cpu 0
[  454.365151]  ? smp_reschedule_interrupt+0x109/0x650
[  454.411867]  ? smp_call_function_single_interrupt+0x650/0x650
[  454.417756]  ? interrupt_entry+0xb5/0xf0
[  454.421819]  ? trace_hardirqs_off_caller+0xbb/0x300
[  454.426834]  ? trace_hardirqs_off_caller+0xbb/0x300
[  454.431854]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.436701]  ? trace_hardirqs_off+0x300/0x300
[  454.441199]  ? trace_hardirqs_off+0x300/0x300
[  454.445700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.451242]  ? check_preemption_disabled+0x48/0x200
[  454.456261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.461813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  454.466700]  apic_timer_interrupt+0xf/0x20
[  454.470936]  </IRQ>
[  454.473180] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  454.478461] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  454.497368] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  454.505084] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  454.512358] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  454.519646] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  454.526938] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  454.534224] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  454.541523]  ? arch_local_irq_restore+0x45/0x52
[  454.546211]  dump_stack+0x26a/0x2b4
[  454.549842]  ? dump_stack_print_info.cold.2+0x52/0x52
[  454.555040]  ? mark_held_locks+0x130/0x130
[  454.559275]  ? mark_held_locks+0x130/0x130
[  454.563516]  dump_header+0x27b/0xf72
[  454.567250]  ? pagefault_out_of_memory+0x197/0x197
[  454.572194]  ? mark_held_locks+0x130/0x130
[  454.576430]  ? __lock_acquire+0x7ec/0x4ec0
[  454.580671]  ? print_usage_bug+0xc0/0xc0
[  454.584741]  ? graph_lock+0x170/0x170
[  454.588537]  ? graph_lock+0x170/0x170
[  454.592339]  ? print_usage_bug+0xc0/0xc0
[  454.596400]  ? print_usage_bug+0xc0/0xc0
[  454.600470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.606035]  ? find_held_lock+0x36/0x1c0
[  454.610109]  ? mark_held_locks+0xc7/0x130
[  454.614272]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.619373]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  454.624475]  ? lockdep_hardirqs_on+0x421/0x5c0
[  454.629061]  ? trace_hardirqs_on+0xbd/0x310
[  454.633380]  ? kasan_check_read+0x11/0x20
[  454.637535]  ? ___ratelimit+0x36f/0x655
[  454.641511]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.646965]  ? trace_hardirqs_on+0x310/0x310
[  454.651377]  ? lock_downgrade+0x900/0x900
[  454.655788]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  454.660896]  ? ___ratelimit+0xaa/0x655
[  454.664790]  ? idr_get_free+0xec0/0xec0
[  454.668771]  ? kasan_check_write+0x14/0x20
[  454.673019]  ? do_raw_spin_lock+0xc1/0x200
[  454.677281]  oom_kill_process.cold.27+0x10/0x903
[  454.682061]  ? graph_lock+0x170/0x170
[  454.685885]  ? _raw_spin_unlock+0x2c/0x50
[  454.690064]  ? oom_badness+0xe6/0xaa0
[  454.693894]  ? oom_evaluate_task+0x540/0x540
[  454.698328]  ? find_held_lock+0x36/0x1c0
[  454.702411]  ? out_of_memory+0x974/0x14c0
[  454.706572]  ? lock_downgrade+0x900/0x900
[  454.710729]  ? check_preemption_disabled+0x48/0x200
[  454.715757]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  454.721555]  ? kasan_check_read+0x11/0x20
[  454.725706]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  454.730993]  ? rcu_bh_qs+0xc0/0xc0
[  454.734538]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  454.739554]  ? oom_evaluate_task+0x302/0x540
[  454.743971]  out_of_memory+0xa86/0x14c0
[  454.747956]  ? oom_killer_disable+0x3a0/0x3a0
[  454.752452]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  454.757400]  ? __mutex_add_waiter+0x2a0/0x2a0
[  454.761928]  __alloc_pages_slowpath+0x2318/0x2d80
[  454.766808]  ? warn_alloc+0x120/0x120
[  454.770621]  ? lock_downgrade+0x900/0x900
[  454.775187]  ? print_usage_bug+0xc0/0xc0
[  454.779251]  ? warn_alloc+0x120/0x120
[  454.783054]  ? print_usage_bug+0xc0/0xc0
[  454.787127]  ? debug_check_no_obj_freed+0x305/0x58d
[  454.792153]  ? print_usage_bug+0xc0/0xc0
[  454.796220]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.801774]  ? should_fail+0x22d/0xd01
[  454.805672]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.810774]  ? __lock_acquire+0x7ec/0x4ec0
[  454.815041]  ? __lock_is_held+0xb5/0x140
[  454.819111]  ? graph_lock+0x170/0x170
[  454.822926]  ? ___might_sleep+0x1ed/0x300
[  454.827077]  ? lock_release+0x970/0x970
[  454.831056]  ? arch_local_save_flags+0x40/0x40
[  454.835656]  ? __might_sleep+0x95/0x190
[  454.839638]  __alloc_pages_nodemask+0xa80/0xde0
[  454.844327]  ? graph_lock+0x170/0x170
[  454.848139]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  454.853152]  ? graph_lock+0x170/0x170
[  454.856964]  ? mark_held_locks+0xc7/0x130
[  454.861110]  ? find_held_lock+0x36/0x1c0
[  454.865184]  ? cache_grow_begin+0x5a4/0x8c0
[  454.869512]  ? lockdep_hardirqs_on+0x421/0x5c0
[  454.874111]  ? trace_hardirqs_on+0xbd/0x310
[  454.878438]  ? fallback_alloc+0x203/0x2e0
[  454.882589]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.888059]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  454.893614]  cache_grow_begin+0x91/0x8c0
[  454.897684]  ? do_raw_spin_unlock+0xa7/0x2f0
[  454.902102]  fallback_alloc+0x203/0x2e0
[  454.906093]  ____cache_alloc_node+0x1c7/0x1e0
[  454.910606]  kmem_cache_alloc_node_trace+0xe7/0x740
[  454.915645]  __kmalloc_node_track_caller+0x33/0x70
[  454.920606]  __kmalloc_reserve.isra.39+0x41/0xe0
[  454.925372]  __alloc_skb+0x155/0x770
[  454.929092]  ? skb_scrub_packet+0x490/0x490
[  454.933421]  ? if_nlmsg_size+0x5d1/0xbb0
[  454.937487]  ? nla_put_ifalias+0x170/0x170
[  454.941734]  ? softnet_seq_show+0x470/0x470
[  454.946058]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  454.951074]  ? netif_tx_stop_all_queues+0xd9/0x110
[  454.956009]  rtmsg_ifinfo_build_skb+0x74/0x190
[  454.960609]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  454.965463]  rtmsg_ifinfo+0x8c/0xa0
[  454.969102]  dev_close_many+0x3be/0x860
[  454.973095]  ? unlist_netdevice+0x670/0x670
[  454.977426]  ? find_held_lock+0x36/0x1c0
[  454.981514]  ? __queue_work+0x6be/0x1440
[  454.985582]  ? lock_downgrade+0x900/0x900
[  454.989768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.995309]  ? rtnl_is_locked+0xb5/0xf0
[  454.999288]  ? rtnl_trylock+0x20/0x20
[  455.003092]  ? do_raw_spin_unlock+0xa7/0x2f0
[  455.007513]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  455.012105]  rollback_registered_many+0x56e/0x1240
[  455.017055]  ? generic_xdp_install+0x4c0/0x4c0
[  455.021650]  ? max_active_store+0x170/0x170
[  455.025987]  ? graph_lock+0x170/0x170
[  455.029803]  ? print_usage_bug+0xc0/0xc0
[  455.033877]  ? print_usage_bug+0xc0/0xc0
[  455.037942]  ? kfree_skbmem+0x154/0x230
[  455.041923]  ? graph_lock+0x170/0x170
[  455.045726]  ? print_usage_bug+0xc0/0xc0
[  455.049793]  ? find_held_lock+0x36/0x1c0
[  455.053883]  ? mark_held_locks+0xc7/0x130
[  455.058044]  rollback_registered+0x1e9/0x420
[  455.062453]  ? lockdep_hardirqs_on+0x351/0x5c0
[  455.067037]  ? rollback_registered_many+0x1240/0x1240
[  455.072240]  ? trace_hardirqs_on+0xbd/0x310
[  455.076569]  ? linkwatch_schedule_work+0x150/0x170
[  455.081516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  455.086972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.092525]  ? rtnl_is_locked+0xb5/0xf0
[  455.096510]  ? rtnl_trylock+0x20/0x20
[  455.100317]  ? queue_delayed_work_on+0x130/0x1f0
[  455.105081]  unregister_netdevice_queue+0x321/0x5e0
[  455.110102]  ? rollback_registered+0x420/0x420
[  455.114721]  ? linkwatch_schedule_work+0x170/0x170
[  455.119686]  ? tun_show_owner+0x170/0x170
[  455.123853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.129417]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  455.134798]  ? __tun_detach+0x6ba/0x15c0
[  455.138886]  __tun_detach+0x11b8/0x15c0
[  455.142897]  ? __call_rcu.constprop.69+0x429/0xbc0
[  455.147876]  ? tun_attach+0x1770/0x1770
[  455.151871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.157428]  ? check_preemption_disabled+0x48/0x200
[  455.162473]  ? graph_lock+0x170/0x170
[  455.166293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.171840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.177407]  ? locks_remove_file+0x3c6/0x5c0
[  455.181832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.187380]  ? ima_file_free+0x132/0x650
[  455.191452]  ? __lock_is_held+0xb5/0x140
[  455.195518]  ? __tun_detach+0x15c0/0x15c0
[  455.199672]  ? __tun_detach+0x15c0/0x15c0
[  455.203839]  tun_chr_close+0xe3/0x180
[  455.207661]  __fput+0x385/0xa30
[  455.210945]  ? get_max_files+0x20/0x20
[  455.214839]  ? ___might_sleep+0x1ed/0x300
[  455.218990]  ? arch_local_save_flags+0x40/0x40
[  455.223581]  ____fput+0x15/0x20
[  455.226870]  task_work_run+0x1e8/0x2a0
[  455.230765]  ? task_work_cancel+0x240/0x240
[  455.235093]  ? switch_task_namespaces+0xb8/0xd0
[  455.239778]  do_exit+0x1ad7/0x2610
[  455.243348]  ? mm_update_next_owner+0x990/0x990
[  455.248017]  ? print_usage_bug+0xc0/0xc0
[  455.252088]  ? __lock_acquire+0x7ec/0x4ec0
[  455.256328]  ? find_held_lock+0x36/0x1c0
[  455.260404]  ? __lock_acquire+0x7ec/0x4ec0
[  455.264644]  ? mark_held_locks+0x130/0x130
[  455.268884]  ? lock_acquire+0x1ed/0x520
[  455.272872]  ? mark_held_locks+0x130/0x130
[  455.277107]  ? arch_local_save_flags+0x40/0x40
[  455.281698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.287273]  ? __mutex_lock+0x872/0x1710
[  455.291334]  ? __switch_to_asm+0x40/0x70
[  455.295394]  ? __switch_to_asm+0x34/0x70
[  455.299458]  ? pipe_wait+0x266/0x2c0
[  455.303182]  ? mutex_trylock+0x2b0/0x2b0
[  455.307259]  ? graph_lock+0x170/0x170
[  455.311064]  ? find_held_lock+0x36/0x1c0
[  455.315143]  ? memset+0x31/0x40
[  455.318434]  ? find_held_lock+0x36/0x1c0
[  455.322506]  ? get_signal+0x95b/0x1980
[  455.326402]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.330898]  ? _raw_spin_unlock_irq+0x27/0x80
[  455.335403]  do_group_exit+0x177/0x440
[  455.339297]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  455.344750]  ? __ia32_sys_exit+0x50/0x50
[  455.348828]  get_signal+0x8b0/0x1980
[  455.352553]  ? ptrace_notify+0x130/0x130
[  455.356624]  ? finish_wait+0x430/0x430
[  455.360512]  ? graph_lock+0x170/0x170
[  455.364326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.369869]  ? pipe_read+0x702/0x940
[  455.373586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.379150]  do_signal+0x9c/0x21e0
[  455.382693]  ? __vfs_read+0x11f/0x9b0
[  455.386505]  ? vfs_copy_file_range+0xb90/0xb90
[  455.391089]  ? setup_sigcontext+0x7d0/0x7d0
[  455.395444]  ? exit_to_usermode_loop+0x8c/0x380
[  455.400155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.405704]  exit_to_usermode_loop+0x2e5/0x380
[  455.410308]  ? syscall_slow_exit_work+0x520/0x520
[  455.415157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.420707]  do_syscall_64+0x6be/0x820
[  455.424606]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  455.429981]  ? syscall_return_slowpath+0x5e0/0x5e0
[  455.434915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.439761]  ? trace_hardirqs_off+0x300/0x300
[  455.444265]  ? prepare_exit_to_usermode+0x291/0x3b0
[  455.449288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.454146]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  455.459338] RIP: 0033:0x410e10
[  455.462543] Code: Bad RIP value.
[  455.465921] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  455.473632] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  455.480986] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  455.488254] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  455.495523] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  455.502803] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  455.510131] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  455.510136] warn_alloc_show_mem: 1 callbacks suppressed
[  455.510144] Mem-Info:
[  455.517424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  455.522791] active_anon:46161 inactive_anon:461 isolated_anon:0
[  455.522791]  active_file:19 inactive_file:16 isolated_file:0
[  455.522791]  unevictable:0 dirty:0 writeback:0 unstable:0
[  455.522791]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  455.522791]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  455.522791]  free:13785 free_pcp:397 free_cma:0
[  455.525167] Call Trace:
[  455.534553] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  455.567336]  <IRQ>
[  455.569914] Node 0 
[  455.597521]  dump_stack+0x1c4/0x2b4
[  455.599673] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  455.601884]  ? dump_stack_print_info.cold.2+0x52/0x52
[  455.605481] lowmem_reserve[]:
[  455.631006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.636171]  0
[  455.639274]  ? trace_hardirqs_off+0xb8/0x300
[  455.645030]  2815
[  455.646841]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  455.651234]  6318
[  455.653297]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  455.657936]  6318
[  455.659998]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  455.667239]  arch_trigger_cpumask_backtrace+0x14/0x20
[  455.672487] Node 0 
[  455.677672]  rcu_dump_cpu_stacks+0x175/0x1c2
[  455.677702] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  455.677710] lowmem_reserve[]:
[  455.679945]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  455.684329]  0
[  455.711052]  print_cpu_stall.cold.78+0x2d3/0x524
[  455.714136]  0
[  455.719171]  ? rcu_dynticks_snap+0x30/0x30
[  455.720945]  3503
[  455.725698]  ? lock_downgrade+0x900/0x900
[  455.727473]  3503
[  455.731703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.733759] Node 0 
[  455.737902]  ? check_preemption_disabled+0x48/0x200
[  455.739967] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  455.745471]  ? check_preemption_disabled+0x48/0x200
[  455.747683] lowmem_reserve[]:
[  455.752693]  ? rcu_test_sync_prims+0x30/0x30
[  455.781220]  0
[  455.786250]  ? __lock_is_held+0xb5/0x140
[  455.789315]  0
[  455.793739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.795515]  0
[  455.799573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.801348]  0
[  455.806921]  ? check_preemption_disabled+0x48/0x200
[  455.808706] Node 0 
[  455.814246]  rcu_check_callbacks+0xfd9/0x1990
[  455.816019] DMA: 
[  455.821040]  ? rcu_cpu_stall_reset+0x220/0x220
[  455.823242] 1*4kB 
[  455.827732]  ? lock_release+0x970/0x970
[  455.829797] (U) 
[  455.834381]  ? graph_lock+0x170/0x170
[  455.836500] 0*8kB 
[  455.840465]  ? graph_lock+0x170/0x170
[  455.842420] 0*16kB 
[  455.846219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.848343] 1*32kB 
[  455.852134]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  455.852152]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  455.854365] (U) 
[  455.859907]  ? graph_lock+0x170/0x170
[  455.862113] 2*64kB 
[  455.866697]  ? timekeeping_advance+0x3cc/0xc00
[  455.872896] (U) 1*128kB 
[  455.874879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.878652] (U) 
[  455.880886]  ? check_preemption_disabled+0x48/0x200
[  455.885443] 1*256kB 
[  455.888105]  ? check_preemption_disabled+0x48/0x200
[  455.893622] (U) 0*512kB 
[  455.895620]  ? trace_hardirqs_off+0xb8/0x300
[  455.900612] 1*1024kB 
[  455.902932]  ? __lock_is_held+0xb5/0x140
[  455.907924] (U) 
[  455.910592]  ? trace_hardirqs_on+0x310/0x310
[  455.914981] 1*2048kB 
[  455.917385]  ? check_preemption_disabled+0x48/0x200
[  455.921424] (M) 
[  455.923403]  ? raise_softirq+0x199/0x420
[  455.927783] 3*4096kB 
[  455.930188]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  455.935176] (M) 
[  455.937179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.941214] = 15908kB
[  455.943631]  ? check_preemption_disabled+0x48/0x200
[  455.948275] Node 0 
[  455.950248]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  455.955759] DMA32: 
[  455.958166]  ? hrtimer_run_queues+0x9a/0x400
[  455.963166] 3*4kB 
[  455.965412]  ? run_local_timers+0x19b/0x230
[  455.970921] (M) 
[  455.973157]  ? timer_clear_idle+0x90/0x90
[  455.977539] 1*8kB 
[  455.979689]  ? debug_smp_processor_id+0x1c/0x20
[  455.983987] (M) 
[  455.985967]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  455.990090] 3*16kB 
[  455.992242]  ? account_process_tick+0x282/0x350
[  455.996891] (UM) 
[  455.998868]  update_process_times+0x2d/0x70
[  456.004802] 3*32kB (UM) 
[  456.007046]  tick_sched_handle+0x9f/0x180
[  456.011687] 2*64kB 
[  456.013750]  tick_sched_timer+0x45/0x130
[  456.018043] (UM) 
[  456.020709]  __hrtimer_run_queues+0x41c/0x10d0
[  456.024913] 5*128kB (UM) 
[  456.027160]  ? tick_sched_do_timer+0x1a0/0x1a0
[  456.031192] 3*256kB 
[  456.033251]  ? hrtimer_start_range_ns+0xe00/0xe00
[  456.037806] (M) 
[  456.040563]  ? pvclock_read_flags+0x160/0x160
[  456.045124] 4*512kB 
[  456.047436]  ? trace_hardirqs_on+0x310/0x310
[  456.052251] (M) 
[  456.054225]  ? graph_lock+0x170/0x170
[  456.058696] 3*1024kB 
[  456.061027]  ? kvm_clock_read+0x18/0x30
[  456.065405] (UM) 
[  456.067379]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  456.071154] 3*2048kB 
[  456.073574]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  456.077521] (M) 
[  456.079584]  ? do_timer+0x50/0x50
[  456.084581] 3*4096kB 
[  456.086996]  ? trace_hardirqs_on+0x310/0x310
[  456.092332] (M) 
[  456.094306]  ? do_raw_spin_lock+0xc1/0x200
[  456.097735] = 25252kB
[  456.100145]  hrtimer_interrupt+0x313/0x780
[  456.104523] Node 0 
[  456.106511]  smp_apic_timer_interrupt+0x1a1/0x760
[  456.110708] Normal: 
[  456.113116]  ? smp_call_function_single_interrupt+0x650/0x650
[  456.117329] 1016*4kB 
[  456.119561]  ? interrupt_entry+0xb5/0xf0
[  456.124378] (UME) 
[  456.126697]  ? trace_hardirqs_off_caller+0xbb/0x300
[  456.132553] 348*8kB 
[  456.134962]  ? ____cache_alloc_node+0x1c7/0x1e0
[  456.138997] (UME) 
[  456.141145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.146137] 167*16kB 
[  456.148461]  ? trace_hardirqs_off+0x300/0x300
[  456.153105] (UME) 
[  456.155281]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.160080] 68*32kB (UME) 
[  456.162504]  apic_timer_interrupt+0xf/0x20
[  456.166965] 21*64kB 
[  456.169113] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  456.173931] (M) 
[  456.176769] Code: 40 7e 0f 85 32 ff ff ff e8 e5 d2 3e ff e9 28 ff ff ff e8 fc 2f c3 ff 48 83 3d 9c 7e b0 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  456.180997] 6*128kB 
[  456.183312] RSP: 0000:ffff8801dac071d8 EFLAGS: 00000282
[  456.188669] (UM) 
[  456.190648]  ORIG_RAX: ffffffffffffff13
[  456.209551] 1*256kB 
[  456.211867] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff100336335f6
[  456.217212] (U) 
[  456.219267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  456.223236] 0*512kB 
[  456.225549] RBP: ffff8801dac07248 R08: ffff88019b19afb0 R09: 0000000000000002
[  456.232805] 0*1024kB 
[  456.234774] R10: 0000000000000000 R11: ffff88019b19a6c0 R12: ffff8801d9a04040
[  456.242028] 0*2048kB 
[  456.244339] R13: ffff8801d9a04040 R14: 0000000000000000 R15: 0000000000000282
[  456.251586] 0*4096kB = 14064kB
[  456.254022]  ? apic_timer_interrupt+0xa/0x20
[  456.261270] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  456.263690]  ? mark_held_locks+0xc7/0x130
[  456.270927] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  456.274116]  __alloc_skb+0x119/0x770
[  456.278495] 503 total pagecache pages
[  456.287336]  ? skb_scrub_packet+0x490/0x490
[  456.291476] 0 pages in swap cache
[  456.300063]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  456.303752] Swap cache stats: add 0, delete 0, find 0/0
[  456.307555]  ? queue_work_on+0x12c/0x1e0
[  456.311867] Free swap  = 0kB
[  456.315320]  ? switchdev_port_obj_del+0xdc/0x450
[  456.319875] Total swap = 0kB
[  456.325235]  ? switchdev_trans_item_enqueue+0x260/0x260
[  456.329268] 1965979 pages RAM
[  456.332281]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  456.337015] 0 pages HighMem/MovableOnly
[  456.340040]  __br_mdb_notify+0x4ff/0x15d0
[  456.345380] 343324 pages reserved
[  456.348490]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  456.353476] 0 pages cma reserved
[  456.357455]  ? __br_mdb_add+0x800/0x800
[  456.361656] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  456.365014]  ? kasan_check_write+0x14/0x20
[  456.365030]  ? do_raw_spin_lock+0xc1/0x200
[  456.365055]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  456.370212] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  456.373507]  ? debug_object_assert_init+0x368/0x4b0
[  456.377625] syz-executor2 cpuset=syz2
[  456.384120]  ? debug_object_init_on_stack+0x20/0x20
[  456.388339]  mems_allowed=0
[  456.392565]  ? graph_lock+0x170/0x170
[  456.392585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.434218]  br_mdb_notify+0x310/0x410
[  456.438114]  ? br_mdb_dump+0x2530/0x2530
[  456.442196]  br_multicast_del_pg+0x3df/0x790
[  456.446639]  ? br_mdb_ip_get+0x940/0x940
[  456.450727]  ? kasan_check_write+0x14/0x20
[  456.454969]  ? do_raw_spin_lock+0xc1/0x200
[  456.459216]  br_multicast_port_group_expired+0x189/0x1e0
[  456.464689]  call_timer_fn+0x272/0x920
[  456.468581]  ? br_multicast_del_pg+0x790/0x790
[  456.473180]  ? process_timeout+0x40/0x40
[  456.477244]  ? find_held_lock+0x36/0x1c0
[  456.481338]  ? __run_timers+0x7da/0xc70
[  456.485329]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.489824]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.494323]  ? br_multicast_del_pg+0x790/0x790
[  456.498910]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  456.503498]  ? trace_hardirqs_on+0xbd/0x310
[  456.507835]  ? kasan_check_read+0x11/0x20
[  456.511989]  ? __run_timers+0x7da/0xc70
[  456.515967]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  456.521422]  ? br_multicast_del_pg+0x790/0x790
[  456.526015]  ? br_multicast_del_pg+0x790/0x790
[  456.530611]  __run_timers+0x7e5/0xc70
[  456.534435]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  456.539807]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  456.544838]  ? graph_lock+0x170/0x170
[  456.548657]  ? enqueue_hrtimer+0x1a5/0x560
[  456.552895]  ? lock_release+0x970/0x970
[  456.556873]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  456.562074]  ? find_held_lock+0x36/0x1c0
[  456.566141]  ? graph_lock+0x170/0x170
[  456.569950]  ? pvclock_read_flags+0x160/0x160
[  456.574448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.579986]  ? check_preemption_disabled+0x48/0x200
[  456.585020]  ? __lock_is_held+0xb5/0x140
[  456.589087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.594638]  ? check_preemption_disabled+0x48/0x200
[  456.599667]  run_timer_softirq+0x52/0xb0
[  456.603737]  ? rcu_read_lock_sched_held+0x108/0x120
[  456.608769]  __do_softirq+0x30b/0xad8
[  456.612591]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  456.617720]  ? pvclock_read_flags+0x160/0x160
[  456.622222]  ? lapic_next_event+0x5a/0x90
[  456.626376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.631914]  ? check_preemption_disabled+0x48/0x200
[  456.636928]  ? check_preemption_disabled+0x48/0x200
[  456.641951]  ? kvm_clock_read+0x18/0x30
[  456.646344]  ? kvm_sched_clock_read+0x9/0x20
[  456.650757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.656294]  ? check_preemption_disabled+0x48/0x200
[  456.661329]  irq_exit+0x17f/0x1c0
[  456.664792]  smp_apic_timer_interrupt+0x1cb/0x760
[  456.669643]  ? smp_reschedule_interrupt+0x109/0x650
[  456.674667]  ? smp_call_function_single_interrupt+0x650/0x650
[  456.680556]  ? interrupt_entry+0xb5/0xf0
[  456.684631]  ? trace_hardirqs_off_caller+0xbb/0x300
[  456.689648]  ? trace_hardirqs_off_caller+0xbb/0x300
[  456.694671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.699514]  ? trace_hardirqs_off+0x300/0x300
[  456.704008]  ? trace_hardirqs_off+0x300/0x300
[  456.708506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.714044]  ? check_preemption_disabled+0x48/0x200
[  456.719063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.724625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.729481]  apic_timer_interrupt+0xf/0x20
[  456.733712]  </IRQ>
[  456.735957] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  456.740909] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  456.759843] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  456.767566] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  456.775071] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  456.782333] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  456.789613] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  456.796894] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  456.804218]  skb_clone+0x1bb/0x500
[  456.807767]  ? skb_split+0x11e0/0x11e0
[  456.811663]  ? preempt_notifier_register+0x200/0x200
[  456.816766]  ? __switch_to_asm+0x34/0x70
[  456.820847]  ? __switch_to_asm+0x34/0x70
[  456.824925]  ? __switch_to_asm+0x40/0x70
[  456.828985]  ? __switch_to_asm+0x34/0x70
[  456.833050]  ? __switch_to_asm+0x40/0x70
[  456.837120]  ? __switch_to_asm+0x40/0x70
[  456.841182]  ? __switch_to_asm+0x34/0x70
[  456.845258]  ? __switch_to_asm+0x34/0x70
[  456.849317]  ? __switch_to_asm+0x40/0x70
[  456.853380]  ? __switch_to_asm+0x34/0x70
[  456.857450]  bpf_clone_redirect+0xb9/0x490
[  456.861697]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  456.866724]  ? __sched_text_start+0x8/0x8
[  456.870876]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  456.875657]  ? find_held_lock+0x36/0x1c0
[  456.879726]  ? lock_acquire+0x1ed/0x520
[  456.883701]  ? bpf_test_run+0x32e/0x5a0
[  456.887680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.893221]  ? check_preemption_disabled+0x48/0x200
[  456.898245]  ? kasan_check_read+0x11/0x20
[  456.902397]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  456.907686]  ? rcu_bh_qs+0xc0/0xc0
[  456.911233]  ? preempt_schedule+0x4d/0x60
[  456.915383]  ? ___preempt_schedule+0x16/0x18
[  456.919807]  ? bpf_test_run+0x1c0/0x5a0
[  456.923786]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  456.928647]  ? netlink_diag_dump+0x2a0/0x2a0
[  456.933063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.938649]  ? bpf_test_init.isra.9+0x70/0x100
[  456.943273]  ? bpf_prog_test_run_skb+0x634/0xb40
[  456.948064]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  456.952926]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  456.958474]  ? fput+0x130/0x1a0
[  456.961761]  ? __bpf_prog_get+0x9b/0x290
[  456.965828]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  456.970674]  ? bpf_prog_test_run+0x130/0x1a0
[  456.975088]  ? __x64_sys_bpf+0x3d8/0x510
[  456.979152]  ? bpf_prog_get+0x20/0x20
[  456.982978]  ? do_syscall_64+0x1b9/0x820
[  456.987064]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  456.992451]  ? syscall_return_slowpath+0x5e0/0x5e0
[  456.997393]  ? trace_hardirqs_off+0x300/0x300
[  457.001902]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  457.006932]  ? recalc_sigpending_tsk+0x180/0x180
[  457.011699]  ? kasan_check_write+0x14/0x20
[  457.015953]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.020813]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  457.026205] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  457.026776] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  457.033404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  457.033414] Call Trace:
[  457.043893] syz-executor4 cpuset=
[  457.053255]  <IRQ>
[  457.055830] syz4
[  457.059283]  dump_stack+0x1c4/0x2b4
[  457.061426]  mems_allowed=0
[  457.063411]  ? dump_stack_print_info.cold.2+0x52/0x52
[  457.075185]  warn_alloc.cold.118+0xb7/0x1bd
[  457.079530]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  457.084381]  ? lock_downgrade+0x900/0x900
[  457.088539]  ? trace_hardirqs_off+0xb8/0x300
[  457.092970]  ? trace_hardirqs_off+0xb8/0x300
[  457.097394]  __alloc_pages_slowpath+0x2667/0x2d80
[  457.102274]  ? warn_alloc+0x120/0x120
[  457.106080]  ? warn_alloc+0x120/0x120
[  457.109886]  ? print_usage_bug+0xc0/0xc0
[  457.113949]  ? warn_alloc+0x120/0x120
[  457.117770]  ? print_usage_bug+0xc0/0xc0
[  457.121839]  ? __lock_acquire+0x7ec/0x4ec0
[  457.126078]  ? __lock_acquire+0x7ec/0x4ec0
[  457.130317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.135862]  ? should_fail+0x22d/0xd01
[  457.139765]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.144880]  ? __lock_acquire+0x7ec/0x4ec0
[  457.149151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.154255]  ? __lock_acquire+0x7ec/0x4ec0
[  457.158494]  ? should_fail+0x22d/0xd01
[  457.162396]  ? mark_held_locks+0x130/0x130
[  457.166640]  ? mark_held_locks+0x130/0x130
[  457.170875]  ? graph_lock+0x170/0x170
[  457.174694]  ? graph_lock+0x170/0x170
[  457.178496]  ? graph_lock+0x170/0x170
[  457.182301]  ? print_usage_bug+0xc0/0xc0
[  457.186365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.191903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.197443]  ? check_preemption_disabled+0x48/0x200
[  457.202461]  ? check_preemption_disabled+0x48/0x200
[  457.207489]  ? __lock_is_held+0xb5/0x140
[  457.211561]  __alloc_pages_nodemask+0xa80/0xde0
[  457.216232]  ? graph_lock+0x170/0x170
[  457.220037]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  457.225055]  ? graph_lock+0x170/0x170
[  457.228869]  ? find_held_lock+0x36/0x1c0
[  457.232942]  ? ____cache_alloc_node+0x1c7/0x1e0
[  457.237620]  ? lock_downgrade+0x900/0x900
[  457.241781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.247329]  cache_grow_begin+0x91/0x8c0
[  457.251394]  ? do_raw_spin_unlock+0xa7/0x2f0
[  457.255815]  fallback_alloc+0x203/0x2e0
[  457.259823]  ____cache_alloc_node+0x1c7/0x1e0
[  457.264332]  kmem_cache_alloc_node+0xe3/0x730
[  457.268923]  ? ipv6_get_ifaddr+0x42e/0x620
[  457.273174]  __alloc_skb+0x119/0x770
[  457.276896]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.282179]  ? skb_scrub_packet+0x490/0x490
[  457.286508]  ? lock_downgrade+0x900/0x900
[  457.290669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.296214]  ? refcount_sub_and_test_checked+0x203/0x310
[  457.301672]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  457.307136]  ? addrconf_rs_timer+0x6f0/0x6f0
[  457.311561]  ndisc_alloc_skb+0x144/0x340
[  457.315643]  ndisc_send_rs+0x331/0x6e0
[  457.319539]  addrconf_rs_timer+0x3c0/0x6f0
[  457.323781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.328031]  call_timer_fn+0x272/0x920
[  457.331921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.336161]  ? process_timeout+0x40/0x40
[  457.340232]  ? find_held_lock+0x36/0x1c0
[  457.344360]  ? mark_held_locks+0xc7/0x130
[  457.348514]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.353013]  ? _raw_spin_unlock_irq+0x27/0x80
[  457.357510]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.361749]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  457.366335]  ? trace_hardirqs_on+0xbd/0x310
[  457.370658]  ? kasan_check_read+0x11/0x20
[  457.374813]  ? __run_timers+0x7da/0xc70
[  457.378792]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  457.384256]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.388505]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  457.392761]  __run_timers+0x7e5/0xc70
[  457.396616]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  457.402007]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  457.407045]  ? graph_lock+0x170/0x170
[  457.410857]  ? print_usage_bug+0xc0/0xc0
[  457.414920]  ? lock_release+0x970/0x970
[  457.418898]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  457.424106]  ? find_held_lock+0x36/0x1c0
[  457.428179]  ? graph_lock+0x170/0x170
[  457.431986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.437529]  ? check_preemption_disabled+0x48/0x200
[  457.442564]  ? __lock_is_held+0xb5/0x140
[  457.446640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.452183]  ? check_preemption_disabled+0x48/0x200
[  457.457213]  run_timer_softirq+0x52/0xb0
[  457.461278]  ? rcu_read_lock_sched_held+0x108/0x120
[  457.466299]  __do_softirq+0x30b/0xad8
[  457.470113]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  457.475230]  ? pvclock_read_flags+0x160/0x160
[  457.479727]  ? lapic_next_event+0x5a/0x90
[  457.483875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.489416]  ? check_preemption_disabled+0x48/0x200
[  457.494430]  ? check_preemption_disabled+0x48/0x200
[  457.499454]  ? kvm_clock_read+0x18/0x30
[  457.503428]  ? kvm_sched_clock_read+0x9/0x20
[  457.507840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.513379]  ? check_preemption_disabled+0x48/0x200
[  457.518413]  irq_exit+0x17f/0x1c0
[  457.521876]  smp_apic_timer_interrupt+0x1cb/0x760
[  457.526725]  ? smp_reschedule_interrupt+0x109/0x650
[  457.531749]  ? smp_call_function_single_interrupt+0x650/0x650
[  457.537638]  ? interrupt_entry+0xb5/0xf0
[  457.541719]  ? trace_hardirqs_off_caller+0xbb/0x300
[  457.546739]  ? trace_hardirqs_off_caller+0xbb/0x300
[  457.551769]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.556631]  ? trace_hardirqs_off+0x300/0x300
[  457.561137]  ? trace_hardirqs_off+0x300/0x300
[  457.565638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.571179]  ? check_preemption_disabled+0x48/0x200
[  457.576204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.581757]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.586618]  apic_timer_interrupt+0xf/0x20
[  457.590850]  </IRQ>
[  457.593089] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  457.598389] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  457.617306] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  457.625025] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  457.632298] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  457.639583] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  457.647138] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  457.654414] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  457.661721]  ? arch_local_irq_restore+0x45/0x52
[  457.666407]  dump_stack+0x26a/0x2b4
[  457.670054]  ? dump_stack_print_info.cold.2+0x52/0x52
[  457.675266]  ? mark_held_locks+0x130/0x130
[  457.679525]  ? mark_held_locks+0x130/0x130
[  457.683974]  dump_header+0x27b/0xf72
[  457.687721]  ? pagefault_out_of_memory+0x197/0x197
[  457.692678]  ? mark_held_locks+0x130/0x130
[  457.696925]  ? __lock_acquire+0x7ec/0x4ec0
[  457.701170]  ? print_usage_bug+0xc0/0xc0
[  457.705241]  ? graph_lock+0x170/0x170
[  457.709048]  ? graph_lock+0x170/0x170
[  457.712856]  ? print_usage_bug+0xc0/0xc0
[  457.716927]  ? print_usage_bug+0xc0/0xc0
[  457.721006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.726554]  ? find_held_lock+0x36/0x1c0
[  457.730633]  ? mark_held_locks+0xc7/0x130
[  457.734787]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  457.739895]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  457.745006]  ? lockdep_hardirqs_on+0x421/0x5c0
[  457.749605]  ? trace_hardirqs_on+0xbd/0x310
[  457.753936]  ? kasan_check_read+0x11/0x20
[  457.758090]  ? ___ratelimit+0x36f/0x655
[  457.762077]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  457.767537]  ? trace_hardirqs_on+0x310/0x310
[  457.771961]  ? lock_downgrade+0x900/0x900
[  457.776137]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  457.781251]  ? ___ratelimit+0xaa/0x655
[  457.785149]  ? idr_get_free+0xec0/0xec0
[  457.789135]  ? kasan_check_write+0x14/0x20
[  457.793379]  ? do_raw_spin_lock+0xc1/0x200
[  457.797631]  oom_kill_process.cold.27+0x10/0x903
[  457.802395]  ? graph_lock+0x170/0x170
[  457.806196]  ? _raw_spin_unlock+0x2c/0x50
[  457.810349]  ? oom_badness+0xe6/0xaa0
[  457.814256]  ? oom_evaluate_task+0x540/0x540
[  457.818672]  ? find_held_lock+0x36/0x1c0
[  457.822747]  ? out_of_memory+0x974/0x14c0
[  457.826898]  ? lock_downgrade+0x900/0x900
[  457.831045]  ? check_preemption_disabled+0x48/0x200
[  457.836087]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  457.841905]  ? kasan_check_read+0x11/0x20
[  457.846057]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.851339]  ? rcu_bh_qs+0xc0/0xc0
[  457.854894]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  457.859918]  ? oom_evaluate_task+0x302/0x540
[  457.864331]  out_of_memory+0xa86/0x14c0
[  457.868320]  ? oom_killer_disable+0x3a0/0x3a0
[  457.872816]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  457.877755]  ? __mutex_add_waiter+0x2a0/0x2a0
[  457.882267]  __alloc_pages_slowpath+0x2318/0x2d80
[  457.887161]  ? warn_alloc+0x120/0x120
[  457.890969]  ? lock_downgrade+0x900/0x900
[  457.895129]  ? print_usage_bug+0xc0/0xc0
[  457.899194]  ? warn_alloc+0x120/0x120
[  457.902995]  ? print_usage_bug+0xc0/0xc0
[  457.907059]  ? debug_check_no_obj_freed+0x305/0x58d
[  457.912075]  ? print_usage_bug+0xc0/0xc0
[  457.916147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.921688]  ? should_fail+0x22d/0xd01
[  457.925585]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.930700]  ? __lock_acquire+0x7ec/0x4ec0
[  457.934965]  ? __lock_is_held+0xb5/0x140
[  457.939040]  ? graph_lock+0x170/0x170
[  457.942948]  ? ___might_sleep+0x1ed/0x300
[  457.947097]  ? lock_release+0x970/0x970
[  457.951080]  ? arch_local_save_flags+0x40/0x40
[  457.955676]  ? __might_sleep+0x95/0x190
[  457.959663]  __alloc_pages_nodemask+0xa80/0xde0
[  457.964335]  ? graph_lock+0x170/0x170
[  457.968154]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  457.973191]  ? graph_lock+0x170/0x170
[  457.977021]  ? mark_held_locks+0xc7/0x130
[  457.981176]  ? find_held_lock+0x36/0x1c0
[  457.985253]  ? cache_grow_begin+0x5a4/0x8c0
[  457.989588]  ? lockdep_hardirqs_on+0x421/0x5c0
[  457.994195]  ? trace_hardirqs_on+0xbd/0x310
[  457.998536]  ? fallback_alloc+0x203/0x2e0
[  458.002705]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  458.008175]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  458.013732]  cache_grow_begin+0x91/0x8c0
[  458.017811]  ? do_raw_spin_unlock+0xa7/0x2f0
[  458.022246]  fallback_alloc+0x203/0x2e0
[  458.026238]  ____cache_alloc_node+0x1c7/0x1e0
[  458.030746]  kmem_cache_alloc_node_trace+0xe7/0x740
[  458.035784]  __kmalloc_node_track_caller+0x33/0x70
[  458.040729]  __kmalloc_reserve.isra.39+0x41/0xe0
[  458.045499]  __alloc_skb+0x155/0x770
[  458.049221]  ? skb_scrub_packet+0x490/0x490
[  458.053549]  ? if_nlmsg_size+0x5d1/0xbb0
[  458.057626]  ? nla_put_ifalias+0x170/0x170
[  458.061878]  ? softnet_seq_show+0x470/0x470
[  458.066209]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  458.071244]  ? netif_tx_stop_all_queues+0xd9/0x110
[  458.076189]  rtmsg_ifinfo_build_skb+0x74/0x190
[  458.080789]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  458.085646]  rtmsg_ifinfo+0x8c/0xa0
[  458.089286]  dev_close_many+0x3be/0x860
[  458.093275]  ? unlist_netdevice+0x670/0x670
[  458.097608]  ? find_held_lock+0x36/0x1c0
[  458.101691]  ? __queue_work+0x6be/0x1440
[  458.105771]  ? lock_downgrade+0x900/0x900
[  458.109939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.115495]  ? rtnl_is_locked+0xb5/0xf0
[  458.119487]  ? rtnl_trylock+0x20/0x20
[  458.123301]  ? do_raw_spin_unlock+0xa7/0x2f0
[  458.127728]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  458.132331]  rollback_registered_many+0x56e/0x1240
[  458.137278]  ? generic_xdp_install+0x4c0/0x4c0
[  458.141875]  ? max_active_store+0x170/0x170
[  458.146204]  ? graph_lock+0x170/0x170
[  458.150007]  ? print_usage_bug+0xc0/0xc0
[  458.154073]  ? print_usage_bug+0xc0/0xc0
[  458.158144]  ? kfree_skbmem+0x154/0x230
[  458.162126]  ? graph_lock+0x170/0x170
[  458.165929]  ? print_usage_bug+0xc0/0xc0
[  458.170000]  ? find_held_lock+0x36/0x1c0
[  458.174086]  ? mark_held_locks+0xc7/0x130
[  458.178248]  rollback_registered+0x1e9/0x420
[  458.182659]  ? lockdep_hardirqs_on+0x351/0x5c0
[  458.187259]  ? rollback_registered_many+0x1240/0x1240
[  458.192467]  ? trace_hardirqs_on+0xbd/0x310
[  458.196803]  ? linkwatch_schedule_work+0x150/0x170
[  458.201759]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  458.207222]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.212775]  ? rtnl_is_locked+0xb5/0xf0
[  458.216756]  ? rtnl_trylock+0x20/0x20
[  458.220568]  ? queue_delayed_work_on+0x130/0x1f0
[  458.225357]  unregister_netdevice_queue+0x321/0x5e0
[  458.230382]  ? rollback_registered+0x420/0x420
[  458.234973]  ? linkwatch_schedule_work+0x170/0x170
[  458.239913]  ? tun_show_owner+0x170/0x170
[  458.244068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.249626]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  458.255013]  ? __tun_detach+0x6ba/0x15c0
[  458.259093]  __tun_detach+0x11b8/0x15c0
[  458.263094]  ? __call_rcu.constprop.69+0x429/0xbc0
[  458.268071]  ? tun_attach+0x1770/0x1770
[  458.272078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.277652]  ? check_preemption_disabled+0x48/0x200
[  458.282717]  ? graph_lock+0x170/0x170
[  458.286541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.292115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.297706]  ? locks_remove_file+0x3c6/0x5c0
[  458.302159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.307709]  ? ima_file_free+0x132/0x650
[  458.311785]  ? __lock_is_held+0xb5/0x140
[  458.315858]  ? __tun_detach+0x15c0/0x15c0
[  458.320018]  ? __tun_detach+0x15c0/0x15c0
[  458.324180]  tun_chr_close+0xe3/0x180
[  458.327986]  __fput+0x385/0xa30
[  458.331277]  ? get_max_files+0x20/0x20
[  458.335179]  ? ___might_sleep+0x1ed/0x300
[  458.339333]  ? arch_local_save_flags+0x40/0x40
[  458.343932]  ____fput+0x15/0x20
[  458.347243]  task_work_run+0x1e8/0x2a0
[  458.351150]  ? task_work_cancel+0x240/0x240
[  458.355488]  ? switch_task_namespaces+0xb8/0xd0
[  458.360166]  do_exit+0x1ad7/0x2610
[  458.363720]  ? mm_update_next_owner+0x990/0x990
[  458.368400]  ? print_usage_bug+0xc0/0xc0
[  458.372481]  ? __lock_acquire+0x7ec/0x4ec0
[  458.376722]  ? find_held_lock+0x36/0x1c0
[  458.380804]  ? __lock_acquire+0x7ec/0x4ec0
[  458.385043]  ? mark_held_locks+0x130/0x130
[  458.389287]  ? lock_acquire+0x1ed/0x520
[  458.393273]  ? mark_held_locks+0x130/0x130
[  458.397512]  ? arch_local_save_flags+0x40/0x40
[  458.402095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.407674]  ? __mutex_lock+0x872/0x1710
[  458.411746]  ? __switch_to_asm+0x40/0x70
[  458.415814]  ? __switch_to_asm+0x34/0x70
[  458.419884]  ? pipe_wait+0x266/0x2c0
[  458.423624]  ? mutex_trylock+0x2b0/0x2b0
[  458.427718]  ? graph_lock+0x170/0x170
[  458.431527]  ? find_held_lock+0x36/0x1c0
[  458.435627]  ? memset+0x31/0x40
[  458.438918]  ? find_held_lock+0x36/0x1c0
[  458.442993]  ? get_signal+0x95b/0x1980
[  458.446889]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.451385]  ? _raw_spin_unlock_irq+0x27/0x80
[  458.455889]  do_group_exit+0x177/0x440
[  458.459781]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  458.465234]  ? __ia32_sys_exit+0x50/0x50
[  458.469312]  get_signal+0x8b0/0x1980
[  458.473040]  ? ptrace_notify+0x130/0x130
[  458.477107]  ? finish_wait+0x430/0x430
[  458.481002]  ? graph_lock+0x170/0x170
[  458.484812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.490353]  ? pipe_read+0x702/0x940
[  458.494077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.499635]  do_signal+0x9c/0x21e0
[  458.503183]  ? __vfs_read+0x11f/0x9b0
[  458.506994]  ? vfs_copy_file_range+0xb90/0xb90
[  458.511586]  ? setup_sigcontext+0x7d0/0x7d0
[  458.515942]  ? exit_to_usermode_loop+0x8c/0x380
[  458.520643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.526201]  exit_to_usermode_loop+0x2e5/0x380
[  458.530823]  ? syscall_slow_exit_work+0x520/0x520
[  458.535667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.541219]  do_syscall_64+0x6be/0x820
[  458.545113]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  458.550502]  ? syscall_return_slowpath+0x5e0/0x5e0
[  458.555452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.560301]  ? trace_hardirqs_off+0x300/0x300
[  458.564812]  ? prepare_exit_to_usermode+0x291/0x3b0
[  458.569858]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  458.574711]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  458.579900] RIP: 0033:0x410e10
[  458.583100] Code: Bad RIP value.
[  458.586468] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  458.594190] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  458.601474] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  458.608762] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  458.616141] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  458.623418] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  458.630711] Mem-Info:
[  458.630725] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  458.630737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  458.633155] active_anon:46161 inactive_anon:461 isolated_anon:0
[  458.633155]  active_file:19 inactive_file:16 isolated_file:0
[  458.633155]  unevictable:0 dirty:0 writeback:0 unstable:0
[  458.633155]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  458.633155]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  458.633155]  free:13785 free_pcp:397 free_cma:0
[  458.640411] Call Trace:
[  458.649799] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  458.682744]  <IRQ>
[  458.685318] Node 0 
[  458.712911]  dump_stack+0x1c4/0x2b4
[  458.715061] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  458.717279]  ? dump_stack_print_info.cold.2+0x52/0x52
[  458.720871] lowmem_reserve[]:
[  458.746392]  warn_alloc.cold.118+0xb7/0x1bd
[  458.751549]  0
[  458.754660]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  458.758946]  2815 6318
[  458.760754]  ? lock_downgrade+0x900/0x900
[  458.765573]  6318
[  458.768092]  ? trace_hardirqs_off+0xb8/0x300
[  458.772212] Node 0 
[  458.774286]  ? trace_hardirqs_off+0xb8/0x300
[  458.779208] DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  458.781444]  __alloc_pages_slowpath+0x2667/0x2d80
[  458.785810] lowmem_reserve[]: 0
[  458.812582]  ? warn_alloc+0x120/0x120
[  458.817380]  0
[  458.820664]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  458.824458]  3503
[  458.826258]  ? warn_alloc+0x120/0x120
[  458.831253]  3503
[  458.833312]  ? print_usage_bug+0xc0/0xc0
[  458.839145]  ? warn_alloc+0x120/0x120
[  458.843198] Node 0 
[  458.846992]  ? print_usage_bug+0xc0/0xc0
[  458.847024] Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  458.847032] lowmem_reserve[]:
[  458.849265]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  458.853301]  0
[  458.881881]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.884962]  0
[  458.890152]  ? should_fail+0x22d/0xd01
[  458.891928]  0
[  458.897466]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.899239]  0
[  458.903122]  ? __lock_acquire+0x7ec/0x4ec0
[  458.904910] Node 0 
[  458.910013]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.911789] DMA: 
[  458.916018]  ? should_fail+0x22d/0xd01
[  458.918230] 1*4kB 
[  458.923334]  ? mark_held_locks+0x130/0x130
[  458.925420] (U) 
[  458.929308]  ? mark_held_locks+0x130/0x130
[  458.931434] 0*8kB 
[  458.935660]  ? print_usage_bug+0xc0/0xc0
[  458.937618] 0*16kB 
[  458.941854]  ? find_held_lock+0x36/0x1c0
[  458.943987] 1*32kB 
[  458.948041]  ? graph_lock+0x170/0x170
[  458.950254] (U) 
[  458.954309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.956521] 2*64kB 
[  458.960314]  ? check_preemption_disabled+0x48/0x200
[  458.962268] (U) 
[  458.967800]  ? check_preemption_disabled+0x48/0x200
[  458.970015] 1*128kB 
[  458.975040]  ? __lock_is_held+0xb5/0x140
[  458.976991] (U) 
[  458.982013]  __alloc_pages_nodemask+0xa80/0xde0
[  458.984302] 1*256kB (U) 
[  458.988366]  ? graph_lock+0x170/0x170
[  458.990315] 0*512kB 1*1024kB 
[  458.994997]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  458.997645] (U) 
[  459.001453]  ? graph_lock+0x170/0x170
[  459.004536] 1*2048kB 
[  459.009569]  ? find_held_lock+0x36/0x1c0
[  459.011517] (M) 
[  459.015334]  ? ____cache_alloc_node+0x1c7/0x1e0
[  459.017712] 3*4096kB 
[  459.021795]  ? lock_downgrade+0x900/0x900
[  459.023744] (M) 
[  459.028422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.030797] = 15908kB
[  459.030806] Node 0 
[  459.034962]  cache_grow_begin+0x91/0x8c0
[  459.036902] DMA32: 3*4kB 
[  459.042447]  ? do_raw_spin_unlock+0xa7/0x2f0
[  459.044828] (M) 
[  459.047065]  fallback_alloc+0x203/0x2e0
[  459.051096] 1*8kB 
[  459.053881]  ____cache_alloc_node+0x1c7/0x1e0
[  459.058359] (M) 
[  459.060332]  kmem_cache_alloc_node+0xe3/0x730
[  459.064280] 3*16kB 
[  459.066426]  ? mark_held_locks+0xc7/0x130
[  459.070913] (UM) 
[  459.072892]  __alloc_skb+0x119/0x770
[  459.077351] 3*32kB (UM) 
[  459.079604]  ? skb_scrub_packet+0x490/0x490
[  459.083722] 2*64kB (UM) 
[  459.085792]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  459.089477] 5*128kB 
[  459.092148]  ? queue_work_on+0x12c/0x1e0
[  459.096441] (UM) 
[  459.099111]  ? switchdev_port_obj_del+0xdc/0x450
[  459.103668] 3*256kB 
[  459.106005]  ? switchdev_trans_item_enqueue+0x260/0x260
[  459.110041] (M) 
[  459.112100]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  459.117002] 4*512kB (M) 
[  459.119337]  __br_mdb_notify+0x4ff/0x15d0
[  459.124668] 3*1024kB 
[  459.126645]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  459.131651] (UM) 3*2048kB 
[  459.134343]  ? __br_mdb_add+0x800/0x800
[  459.138453] (M) 
[  459.140857]  ? kasan_check_write+0x14/0x20
[  459.145938] 3*4096kB 
[  459.148784]  ? do_raw_spin_lock+0xc1/0x200
[  459.152738] (M) 
[  459.154713]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  459.158920] = 25252kB
[  459.161344]  ? debug_object_assert_init+0x368/0x4b0
[  459.165564] Node 0 
[  459.167557]  ? debug_object_init_on_stack+0x20/0x20
[  459.172626] Normal: 1016*4kB 
[  459.175051]  ? graph_lock+0x170/0x170
[  459.180212] (UME) 
[  459.182459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.187439] 348*8kB (UME) 
[  459.190559]  br_mdb_notify+0x310/0x410
[  459.194331] 167*16kB (UME) 
[  459.196500]  ? br_mdb_dump+0x2530/0x2530
[  459.202014] 68*32kB 
[  459.204865]  br_multicast_del_pg+0x3df/0x790
[  459.208713] (UME) 
[  459.211649]  ? br_mdb_ip_get+0x940/0x940
[  459.215687] 21*64kB 
[  459.218010]  ? kasan_check_write+0x14/0x20
[  459.222391] (M) 
[  459.224540]  ? do_raw_spin_lock+0xc1/0x200
[  459.228576] 6*128kB 
[  459.230909]  br_multicast_port_group_expired+0x189/0x1e0
[  459.235113] (UM) 
[  459.237092]  call_timer_fn+0x272/0x920
[  459.241300] 1*256kB 
[  459.243629]  ? br_multicast_del_pg+0x790/0x790
[  459.249046] (U) 0*512kB 
[  459.251113]  ? process_timeout+0x40/0x40
[  459.254980] 0*1024kB 
[  459.257304]  ? find_held_lock+0x36/0x1c0
[  459.261861] 0*2048kB 
[  459.264542]  ? __run_timers+0x7da/0xc70
[  459.268572] 0*4096kB 
[  459.270998]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.275038] = 14064kB
[  459.277459]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.281416] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  459.283830]  ? br_multicast_del_pg+0x790/0x790
[  459.288306] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  459.290719]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  459.295190] 503 total pagecache pages
[  459.304037]  ? trace_hardirqs_on+0xbd/0x310
[  459.308612] 0 pages in swap cache
[  459.317197]  ? kasan_check_read+0x11/0x20
[  459.321763] Swap cache stats: add 0, delete 0, find 0/0
[  459.325561]  ? __run_timers+0x7da/0xc70
[  459.329852] Free swap  = 0kB
[  459.333306]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  459.337424] Total swap = 0kB
[  459.342791]  ? br_multicast_del_pg+0x790/0x790
[  459.346740] 1965979 pages RAM
[  459.349759]  ? br_multicast_del_pg+0x790/0x790
[  459.355181] 0 pages HighMem/MovableOnly
[  459.358201]  __run_timers+0x7e5/0xc70
[  459.362763] 343324 pages reserved
[  459.365891]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  459.370460] 0 pages cma reserved
[  459.374437]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  459.378288] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  459.381662]  ? graph_lock+0x170/0x170
[  459.387126] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.390362]  ? enqueue_hrtimer+0x1a5/0x560
[  459.395354] syz-executor2 cpuset=
[  459.401851]  ? lock_release+0x970/0x970
[  459.405632] syz2
[  459.416112]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  459.420329]  mems_allowed=0
[  459.423777]  ? find_held_lock+0x36/0x1c0
[  459.441844]  ? graph_lock+0x170/0x170
[  459.445655]  ? pvclock_read_flags+0x160/0x160
[  459.450156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.455697]  ? check_preemption_disabled+0x48/0x200
[  459.460732]  ? __lock_is_held+0xb5/0x140
[  459.464799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.470345]  ? check_preemption_disabled+0x48/0x200
[  459.475372]  run_timer_softirq+0x52/0xb0
[  459.479434]  ? rcu_read_lock_sched_held+0x108/0x120
[  459.484453]  __do_softirq+0x30b/0xad8
[  459.488268]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  459.493382]  ? pvclock_read_flags+0x160/0x160
[  459.497898]  ? lapic_next_event+0x5a/0x90
[  459.502048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.507588]  ? check_preemption_disabled+0x48/0x200
[  459.512630]  ? check_preemption_disabled+0x48/0x200
[  459.517658]  ? kvm_clock_read+0x18/0x30
[  459.521638]  ? kvm_sched_clock_read+0x9/0x20
[  459.526057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.531605]  ? check_preemption_disabled+0x48/0x200
[  459.536649]  irq_exit+0x17f/0x1c0
[  459.540135]  smp_apic_timer_interrupt+0x1cb/0x760
[  459.544980]  ? smp_reschedule_interrupt+0x109/0x650
[  459.550003]  ? smp_call_function_single_interrupt+0x650/0x650
[  459.555892]  ? interrupt_entry+0xb5/0xf0
[  459.559961]  ? trace_hardirqs_off_caller+0xbb/0x300
[  459.564984]  ? trace_hardirqs_off_caller+0xbb/0x300
[  459.570015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.574864]  ? trace_hardirqs_off+0x300/0x300
[  459.579358]  ? trace_hardirqs_off+0x300/0x300
[  459.583867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.589417]  ? check_preemption_disabled+0x48/0x200
[  459.594441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.599993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.604851]  apic_timer_interrupt+0xf/0x20
[  459.609083]  </IRQ>
[  459.611327] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  459.616285] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  459.635200] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  459.642937] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  459.650711] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  459.657995] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  459.665267] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  459.672540] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  459.679870]  skb_clone+0x1bb/0x500
[  459.683416]  ? skb_split+0x11e0/0x11e0
[  459.687306]  ? preempt_notifier_register+0x200/0x200
[  459.692408]  ? __switch_to_asm+0x34/0x70
[  459.696469]  ? __switch_to_asm+0x34/0x70
[  459.700531]  ? __switch_to_asm+0x40/0x70
[  459.704590]  ? __switch_to_asm+0x34/0x70
[  459.709363]  ? __switch_to_asm+0x40/0x70
[  459.713426]  ? __switch_to_asm+0x40/0x70
[  459.717487]  ? __switch_to_asm+0x34/0x70
[  459.721551]  ? __switch_to_asm+0x34/0x70
[  459.725627]  ? __switch_to_asm+0x40/0x70
[  459.729689]  ? __switch_to_asm+0x34/0x70
[  459.733760]  bpf_clone_redirect+0xb9/0x490
[  459.738015]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  459.743056]  ? __sched_text_start+0x8/0x8
[  459.747208]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  459.751997]  ? find_held_lock+0x36/0x1c0
[  459.756075]  ? lock_acquire+0x1ed/0x520
[  459.760055]  ? bpf_test_run+0x32e/0x5a0
[  459.764035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.769592]  ? check_preemption_disabled+0x48/0x200
[  459.774661]  ? kasan_check_read+0x11/0x20
[  459.778827]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  459.784123]  ? rcu_bh_qs+0xc0/0xc0
[  459.787679]  ? preempt_schedule+0x4d/0x60
[  459.791837]  ? ___preempt_schedule+0x16/0x18
[  459.796281]  ? bpf_test_run+0x1c0/0x5a0
[  459.800271]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  459.805142]  ? netlink_diag_dump+0x2a0/0x2a0
[  459.809568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.815124]  ? bpf_test_init.isra.9+0x70/0x100
[  459.819725]  ? bpf_prog_test_run_skb+0x634/0xb40
[  459.824499]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  459.829348]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  459.834892]  ? fput+0x130/0x1a0
[  459.838185]  ? __bpf_prog_get+0x9b/0x290
[  459.842268]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  459.847113]  ? bpf_prog_test_run+0x130/0x1a0
[  459.851528]  ? __x64_sys_bpf+0x3d8/0x510
[  459.855591]  ? bpf_prog_get+0x20/0x20
[  459.859432]  ? do_syscall_64+0x1b9/0x820
[  459.863518]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  459.868905]  ? syscall_return_slowpath+0x5e0/0x5e0
[  459.873868]  ? trace_hardirqs_off+0x300/0x300
[  459.878388]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  459.883447]  ? recalc_sigpending_tsk+0x180/0x180
[  459.888227]  ? kasan_check_write+0x14/0x20
[  459.892481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.897341]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  459.902730] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  459.902948] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.909935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  459.920411] syz-executor4 cpuset=
[  459.929757] Call Trace:
[  459.929768] syz4
[  459.933212]  <IRQ>
[  459.935812]  mems_allowed=0
[  459.937782]  dump_stack+0x1c4/0x2b4
[  459.946449]  ? dump_stack_print_info.cold.2+0x52/0x52
[  459.951661]  warn_alloc.cold.118+0xb7/0x1bd
[  459.955997]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  459.960855]  ? lock_downgrade+0x900/0x900
[  459.965034]  ? trace_hardirqs_off+0xb8/0x300
[  459.969481]  ? trace_hardirqs_off+0xb8/0x300
[  459.973910]  __alloc_pages_slowpath+0x2667/0x2d80
[  459.978795]  ? warn_alloc+0x120/0x120
[  459.982615]  ? trace_hardirqs_on+0x310/0x310
[  459.987035]  ? warn_alloc+0x120/0x120
[  459.990847]  ? print_usage_bug+0xc0/0xc0
[  459.994917]  ? warn_alloc+0x120/0x120
[  459.998729]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  460.003775]  ? print_usage_bug+0xc0/0xc0
[  460.007872]  ? __lock_acquire+0x7ec/0x4ec0
[  460.012144]  ? __lock_acquire+0x7ec/0x4ec0
[  460.016411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.021980]  ? should_fail+0x22d/0xd01
[  460.025897]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.031012]  ? __lock_acquire+0x7ec/0x4ec0
[  460.035260]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.040365]  ? __lock_acquire+0x7ec/0x4ec0
[  460.044610]  ? should_fail+0x22d/0xd01
[  460.048503]  ? print_usage_bug+0xc0/0xc0
[  460.052607]  ? mark_held_locks+0x130/0x130
[  460.056848]  ? mark_held_locks+0x130/0x130
[  460.061092]  ? graph_lock+0x170/0x170
[  460.064900]  ? print_usage_bug+0xc0/0xc0
[  460.068965]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  460.073724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.079265]  ? check_preemption_disabled+0x48/0x200
[  460.084283]  ? check_preemption_disabled+0x48/0x200
[  460.089314]  ? __lock_is_held+0xb5/0x140
[  460.093382]  __alloc_pages_nodemask+0xa80/0xde0
[  460.098051]  ? graph_lock+0x170/0x170
[  460.101860]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  460.106877]  ? graph_lock+0x170/0x170
[  460.110690]  ? find_held_lock+0x36/0x1c0
[  460.114766]  ? ____cache_alloc_node+0x1c7/0x1e0
[  460.119439]  ? lock_downgrade+0x900/0x900
[  460.123609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.129161]  cache_grow_begin+0x91/0x8c0
[  460.133237]  ? do_raw_spin_unlock+0xa7/0x2f0
[  460.137663]  fallback_alloc+0x203/0x2e0
[  460.141682]  ____cache_alloc_node+0x1c7/0x1e0
[  460.146189]  kmem_cache_alloc_node+0xe3/0x730
[  460.150694]  ? ipv6_get_ifaddr+0x42e/0x620
[  460.154962]  __alloc_skb+0x119/0x770
[  460.158682]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  460.163975]  ? skb_scrub_packet+0x490/0x490
[  460.168340]  ? lock_downgrade+0x900/0x900
[  460.172521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.178077]  ? refcount_sub_and_test_checked+0x203/0x310
[  460.183543]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  460.189003]  ? addrconf_rs_timer+0x6f0/0x6f0
[  460.193434]  ndisc_alloc_skb+0x144/0x340
[  460.197509]  ndisc_send_rs+0x331/0x6e0
[  460.201458]  addrconf_rs_timer+0x3c0/0x6f0
[  460.205701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.209951]  call_timer_fn+0x272/0x920
[  460.213842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.218082]  ? process_timeout+0x40/0x40
[  460.222151]  ? find_held_lock+0x36/0x1c0
[  460.226225]  ? mark_held_locks+0xc7/0x130
[  460.230378]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.234873]  ? _raw_spin_unlock_irq+0x27/0x80
[  460.239371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.243617]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  460.248201]  ? trace_hardirqs_on+0xbd/0x310
[  460.252522]  ? kasan_check_read+0x11/0x20
[  460.256678]  ? __run_timers+0x7da/0xc70
[  460.260657]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  460.266128]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.270389]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  460.274642]  __run_timers+0x7e5/0xc70
[  460.278460]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  460.283831]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  460.289024]  ? graph_lock+0x170/0x170
[  460.292836]  ? print_usage_bug+0xc0/0xc0
[  460.296898]  ? lock_release+0x970/0x970
[  460.300875]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  460.306079]  ? find_held_lock+0x36/0x1c0
[  460.310149]  ? graph_lock+0x170/0x170
[  460.313961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.319498]  ? check_preemption_disabled+0x48/0x200
[  460.324532]  ? __lock_is_held+0xb5/0x140
[  460.328605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.334150]  ? check_preemption_disabled+0x48/0x200
[  460.339178]  run_timer_softirq+0x52/0xb0
[  460.343240]  ? rcu_read_lock_sched_held+0x108/0x120
[  460.348262]  __do_softirq+0x30b/0xad8
[  460.352077]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  460.357191]  ? pvclock_read_flags+0x160/0x160
[  460.361688]  ? lapic_next_event+0x5a/0x90
[  460.365837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.371377]  ? check_preemption_disabled+0x48/0x200
[  460.376393]  ? check_preemption_disabled+0x48/0x200
[  460.381425]  ? kvm_clock_read+0x18/0x30
[  460.385405]  ? kvm_sched_clock_read+0x9/0x20
[  460.389823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.395368]  ? check_preemption_disabled+0x48/0x200
[  460.400402]  irq_exit+0x17f/0x1c0
[  460.403859]  smp_apic_timer_interrupt+0x1cb/0x760
[  460.408705]  ? smp_reschedule_interrupt+0x109/0x650
[  460.413725]  ? smp_call_function_single_interrupt+0x650/0x650
[  460.419617]  ? interrupt_entry+0xb5/0xf0
[  460.423681]  ? trace_hardirqs_off_caller+0xbb/0x300
[  460.428698]  ? trace_hardirqs_off_caller+0xbb/0x300
[  460.433719]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.438583]  ? trace_hardirqs_off+0x300/0x300
[  460.443090]  ? trace_hardirqs_off+0x300/0x300
[  460.447593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.453144]  ? check_preemption_disabled+0x48/0x200
[  460.458158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.463730]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.468588]  apic_timer_interrupt+0xf/0x20
[  460.472828]  </IRQ>
[  460.475065] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  460.480342] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  460.499244] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  460.506954] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  460.514224] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  460.521493] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  460.528762] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  460.536031] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  460.543319]  ? arch_local_irq_restore+0x45/0x52
[  460.548000]  dump_stack+0x26a/0x2b4
[  460.551638]  ? dump_stack_print_info.cold.2+0x52/0x52
[  460.556835]  ? mark_held_locks+0x130/0x130
[  460.561071]  ? mark_held_locks+0x130/0x130
[  460.565315]  dump_header+0x27b/0xf72
[  460.569054]  ? pagefault_out_of_memory+0x197/0x197
[  460.574002]  ? mark_held_locks+0x130/0x130
[  460.578250]  ? __lock_acquire+0x7ec/0x4ec0
[  460.582496]  ? print_usage_bug+0xc0/0xc0
[  460.586571]  ? graph_lock+0x170/0x170
[  460.590388]  ? graph_lock+0x170/0x170
[  460.594202]  ? print_usage_bug+0xc0/0xc0
[  460.598268]  ? print_usage_bug+0xc0/0xc0
[  460.602341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.607888]  ? find_held_lock+0x36/0x1c0
[  460.611966]  ? mark_held_locks+0xc7/0x130
[  460.616131]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  460.621283]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  460.626422]  ? lockdep_hardirqs_on+0x421/0x5c0
[  460.631006]  ? trace_hardirqs_on+0xbd/0x310
[  460.635327]  ? kasan_check_read+0x11/0x20
[  460.639484]  ? ___ratelimit+0x36f/0x655
[  460.643474]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  460.648938]  ? trace_hardirqs_on+0x310/0x310
[  460.653350]  ? lock_downgrade+0x900/0x900
[  460.657505]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  460.663011]  ? ___ratelimit+0xaa/0x655
[  460.666907]  ? idr_get_free+0xec0/0xec0
[  460.670885]  ? kasan_check_write+0x14/0x20
[  460.675129]  ? do_raw_spin_lock+0xc1/0x200
[  460.679378]  oom_kill_process.cold.27+0x10/0x903
[  460.684141]  ? graph_lock+0x170/0x170
[  460.687943]  ? _raw_spin_unlock+0x2c/0x50
[  460.692098]  ? oom_badness+0xe6/0xaa0
[  460.695919]  ? oom_evaluate_task+0x540/0x540
[  460.700338]  ? find_held_lock+0x36/0x1c0
[  460.704412]  ? out_of_memory+0x974/0x14c0
[  460.708560]  ? lock_downgrade+0x900/0x900
[  460.712711]  ? check_preemption_disabled+0x48/0x200
[  460.717734]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  460.723530]  ? kasan_check_read+0x11/0x20
[  460.727698]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  460.733081]  ? rcu_bh_qs+0xc0/0xc0
[  460.736635]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  460.741655]  ? oom_evaluate_task+0x302/0x540
[  460.746072]  out_of_memory+0xa86/0x14c0
[  460.750059]  ? oom_killer_disable+0x3a0/0x3a0
[  460.754570]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  460.759510]  ? __mutex_add_waiter+0x2a0/0x2a0
[  460.764021]  __alloc_pages_slowpath+0x2318/0x2d80
[  460.768903]  ? warn_alloc+0x120/0x120
[  460.772718]  ? lock_downgrade+0x900/0x900
[  460.777384]  ? print_usage_bug+0xc0/0xc0
[  460.781457]  ? warn_alloc+0x120/0x120
[  460.785262]  ? print_usage_bug+0xc0/0xc0
[  460.789326]  ? debug_check_no_obj_freed+0x305/0x58d
[  460.794360]  ? print_usage_bug+0xc0/0xc0
[  460.798427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.803966]  ? should_fail+0x22d/0xd01
[  460.807861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.812967]  ? __lock_acquire+0x7ec/0x4ec0
[  460.817242]  ? __lock_is_held+0xb5/0x140
[  460.821316]  ? graph_lock+0x170/0x170
[  460.825120]  ? ___might_sleep+0x1ed/0x300
[  460.829279]  ? lock_release+0x970/0x970
[  460.833255]  ? arch_local_save_flags+0x40/0x40
[  460.837850]  ? __might_sleep+0x95/0x190
[  460.841832]  __alloc_pages_nodemask+0xa80/0xde0
[  460.846504]  ? graph_lock+0x170/0x170
[  460.850311]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  460.855331]  ? graph_lock+0x170/0x170
[  460.859233]  ? mark_held_locks+0xc7/0x130
[  460.863380]  ? find_held_lock+0x36/0x1c0
[  460.867446]  ? cache_grow_begin+0x5a4/0x8c0
[  460.871769]  ? lockdep_hardirqs_on+0x421/0x5c0
[  460.876356]  ? trace_hardirqs_on+0xbd/0x310
[  460.880678]  ? fallback_alloc+0x203/0x2e0
[  460.884832]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  460.890287]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  460.895832]  cache_grow_begin+0x91/0x8c0
[  460.899897]  ? do_raw_spin_unlock+0xa7/0x2f0
[  460.904313]  fallback_alloc+0x203/0x2e0
[  460.908299]  ____cache_alloc_node+0x1c7/0x1e0
[  460.912801]  kmem_cache_alloc_node_trace+0xe7/0x740
[  460.917835]  __kmalloc_node_track_caller+0x33/0x70
[  460.922775]  __kmalloc_reserve.isra.39+0x41/0xe0
[  460.927540]  __alloc_skb+0x155/0x770
[  460.931263]  ? skb_scrub_packet+0x490/0x490
[  460.935594]  ? if_nlmsg_size+0x5d1/0xbb0
[  460.939677]  ? nla_put_ifalias+0x170/0x170
[  460.943927]  ? softnet_seq_show+0x470/0x470
[  460.948251]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  460.953267]  ? netif_tx_stop_all_queues+0xd9/0x110
[  460.958204]  rtmsg_ifinfo_build_skb+0x74/0x190
[  460.962793]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  460.967704]  rtmsg_ifinfo+0x8c/0xa0
[  460.971342]  dev_close_many+0x3be/0x860
[  460.975339]  ? unlist_netdevice+0x670/0x670
[  460.979698]  ? find_held_lock+0x36/0x1c0
[  460.983772]  ? __queue_work+0x6be/0x1440
[  460.987838]  ? lock_downgrade+0x900/0x900
[  460.991993]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.997528]  ? rtnl_is_locked+0xb5/0xf0
[  461.001506]  ? rtnl_trylock+0x20/0x20
[  461.005310]  ? do_raw_spin_unlock+0xa7/0x2f0
[  461.009722]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  461.014317]  rollback_registered_many+0x56e/0x1240
[  461.019260]  ? generic_xdp_install+0x4c0/0x4c0
[  461.023850]  ? max_active_store+0x170/0x170
[  461.028175]  ? graph_lock+0x170/0x170
[  461.031985]  ? print_usage_bug+0xc0/0xc0
[  461.036047]  ? print_usage_bug+0xc0/0xc0
[  461.040108]  ? kfree_skbmem+0x154/0x230
[  461.044088]  ? graph_lock+0x170/0x170
[  461.047889]  ? print_usage_bug+0xc0/0xc0
[  461.051960]  ? find_held_lock+0x36/0x1c0
[  461.056036]  ? mark_held_locks+0xc7/0x130
[  461.060192]  rollback_registered+0x1e9/0x420
[  461.064608]  ? lockdep_hardirqs_on+0x351/0x5c0
[  461.069199]  ? rollback_registered_many+0x1240/0x1240
[  461.074396]  ? trace_hardirqs_on+0xbd/0x310
[  461.078726]  ? linkwatch_schedule_work+0x150/0x170
[  461.083662]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  461.089140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.094680]  ? rtnl_is_locked+0xb5/0xf0
[  461.098657]  ? rtnl_trylock+0x20/0x20
[  461.102462]  ? queue_delayed_work_on+0x130/0x1f0
[  461.107227]  unregister_netdevice_queue+0x321/0x5e0
[  461.112251]  ? rollback_registered+0x420/0x420
[  461.116841]  ? linkwatch_schedule_work+0x170/0x170
[  461.121782]  ? tun_show_owner+0x170/0x170
[  461.125949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.131492]  ? netif_set_real_num_tx_queues+0x10d/0x6f0
[  461.136856]  ? __tun_detach+0x6ba/0x15c0
[  461.140927]  __tun_detach+0x11b8/0x15c0
[  461.144908]  ? __call_rcu.constprop.69+0x429/0xbc0
[  461.149865]  ? tun_attach+0x1770/0x1770
[  461.153846]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.159387]  ? check_preemption_disabled+0x48/0x200
[  461.164416]  ? graph_lock+0x170/0x170
[  461.168219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.173758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.179315]  ? locks_remove_file+0x3c6/0x5c0
[  461.183733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.189284]  ? ima_file_free+0x132/0x650
[  461.193358]  ? __lock_is_held+0xb5/0x140
[  461.197428]  ? __tun_detach+0x15c0/0x15c0
[  461.201598]  ? __tun_detach+0x15c0/0x15c0
[  461.205756]  tun_chr_close+0xe3/0x180
[  461.209563]  __fput+0x385/0xa30
[  461.212849]  ? get_max_files+0x20/0x20
[  461.216745]  ? ___might_sleep+0x1ed/0x300
[  461.220897]  ? arch_local_save_flags+0x40/0x40
[  461.225490]  ____fput+0x15/0x20
[  461.228775]  task_work_run+0x1e8/0x2a0
[  461.232673]  ? task_work_cancel+0x240/0x240
[  461.237002]  ? switch_task_namespaces+0xb8/0xd0
[  461.241683]  do_exit+0x1ad7/0x2610
[  461.245239]  ? mm_update_next_owner+0x990/0x990
[  461.249910]  ? print_usage_bug+0xc0/0xc0
[  461.253984]  ? __lock_acquire+0x7ec/0x4ec0
[  461.258224]  ? find_held_lock+0x36/0x1c0
[  461.262318]  ? __lock_acquire+0x7ec/0x4ec0
[  461.266577]  ? mark_held_locks+0x130/0x130
[  461.270847]  ? lock_acquire+0x1ed/0x520
[  461.274843]  ? mark_held_locks+0x130/0x130
[  461.279082]  ? arch_local_save_flags+0x40/0x40
[  461.283667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.289229]  ? __mutex_lock+0x872/0x1710
[  461.293296]  ? __switch_to_asm+0x40/0x70
[  461.297357]  ? __switch_to_asm+0x34/0x70
[  461.301425]  ? pipe_wait+0x266/0x2c0
[  461.305153]  ? mutex_trylock+0x2b0/0x2b0
[  461.309251]  ? graph_lock+0x170/0x170
[  461.313066]  ? find_held_lock+0x36/0x1c0
[  461.317156]  ? memset+0x31/0x40
[  461.320463]  ? find_held_lock+0x36/0x1c0
[  461.324550]  ? get_signal+0x95b/0x1980
[  461.328447]  ? _raw_spin_unlock_irq+0x27/0x80
[  461.333033]  ? _raw_spin_unlock_irq+0x27/0x80
[  461.337543]  do_group_exit+0x177/0x440
[  461.341438]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  461.346898]  ? __ia32_sys_exit+0x50/0x50
[  461.350974]  get_signal+0x8b0/0x1980
[  461.354701]  ? ptrace_notify+0x130/0x130
[  461.358767]  ? finish_wait+0x430/0x430
[  461.362658]  ? graph_lock+0x170/0x170
[  461.366474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.372031]  ? pipe_read+0x702/0x940
[  461.375763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.381325]  do_signal+0x9c/0x21e0
[  461.384872]  ? __vfs_read+0x11f/0x9b0
[  461.388681]  ? vfs_copy_file_range+0xb90/0xb90
[  461.393268]  ? setup_sigcontext+0x7d0/0x7d0
[  461.397620]  ? exit_to_usermode_loop+0x8c/0x380
[  461.402313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.407860]  exit_to_usermode_loop+0x2e5/0x380
[  461.412449]  ? syscall_slow_exit_work+0x520/0x520
[  461.417292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.422848]  do_syscall_64+0x6be/0x820
[  461.426745]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  461.432115]  ? syscall_return_slowpath+0x5e0/0x5e0
[  461.437052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.441899]  ? trace_hardirqs_off+0x300/0x300
[  461.446402]  ? prepare_exit_to_usermode+0x291/0x3b0
[  461.451447]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.456309]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  461.461504] RIP: 0033:0x410e10
[  461.464703] Code: Bad RIP value.
[  461.468065] RSP: 002b:00007fffa0c9ac88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  461.475875] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410e10
[  461.483151] RDX: 0000000000000038 RSI: 0000000000930060 RDI: 00000000000000f9
[  461.490421] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  461.497691] R10: 0000000000709640 R11: 0000000000000246 R12: 000000000000000d
[  461.504981] R13: 000000000002fbcc R14: 00000000000000b0 R15: badc0ffeebadface
[  461.512299] warn_alloc_show_mem: 1 callbacks suppressed
[  461.512312] CPU: 0 PID: 12911 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #98
[  461.512314] Mem-Info:
[  461.512345] active_anon:46161 inactive_anon:461 isolated_anon:0
[  461.512345]  active_file:19 inactive_file:16 isolated_file:0
[  461.512345]  unevictable:0 dirty:0 writeback:0 unstable:0
[  461.512345]  slab_reclaimable:8950 slab_unreclaimable:1482383
[  461.512345]  mapped:8387 shmem:468 pagetables:413 bounce:0
[  461.512345]  free:13785 free_pcp:397 free_cma:0
[  461.517703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  461.524983] Node 0 active_anon:184644kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:33548kB dirty:0kB writeback:0kB shmem:1872kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  461.527384] Call Trace:
[  461.560195] Node 0 
[  461.569563]  <IRQ>
[  461.597193] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  461.599766]  dump_stack+0x1c4/0x2b4
[  461.601972] lowmem_reserve[]:
[  461.604123]  ? dump_stack_print_info.cold.2+0x52/0x52
[  461.629636]  0 2815
[  461.633316]  warn_alloc.cold.118+0xb7/0x1bd
[  461.636400]  6318
[  461.641628]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  461.644385]  6318
[  461.644395] Node 0 DMA32 free:25252kB min:30036kB low:37544kB high:45052kB active_anon:148kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  461.644417] lowmem_reserve[]: 0 0 3503 3503
[  461.644431] Node 0 Normal free:13980kB min:37376kB low:46720kB high:56064kB active_anon:184496kB inactive_anon:1844kB active_file:76kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:1652kB bounce:0kB free_pcp:1588kB local_pcp:1340kB free_cma:0kB
[  461.644451] lowmem_reserve[]: 0 0 0 0
[  461.644464] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  461.644521] Node 0 DMA32: 3*4kB (M) 1*8kB (M) 3*16kB (UM) 3*32kB (UM) 2*64kB (UM) 5*128kB (UM) 3*256kB (M) 4*512kB (M) 3*1024kB (UM) 3*2048kB (M) 3*4096kB (M) = 25252kB
[  461.644583] Node 0 Normal: 1016*4kB (UME) 348*8kB (UME) 167*16kB (UME) 68*32kB (UME) 21*64kB (M) 6*128kB (UM) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB 
[  461.649001]  ? lock_downgrade+0x900/0x900
[  461.651035] = 14064kB
[  461.655886]  ? trace_hardirqs_off+0xb8/0x300
[  461.657927] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  461.685260]  ? trace_hardirqs_off+0xb8/0x300
[  461.689567] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  461.718728]  __alloc_pages_slowpath+0x2667/0x2d80
[  461.722510] 503 total pagecache pages
[  461.736887]  ? warn_alloc+0x120/0x120
[  461.752026] 0 pages in swap cache
[  461.766268]  ? warn_alloc+0x120/0x120
[  461.770401] Swap cache stats: add 0, delete 0, find 0/0
[  461.772814]  ? print_usage_bug+0xc0/0xc0
[  461.777215] Free swap  = 0kB
[  461.786072]  ? warn_alloc+0x120/0x120
[  461.790457] Total swap = 0kB
[  461.790466] 1965979 pages RAM
[  461.799046]  ? print_usage_bug+0xc0/0xc0
[  461.803860] 0 pages HighMem/MovableOnly
[  461.803869] 343324 pages reserved
[  461.807691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.811456] 0 pages cma reserved
[  461.814910]  ? should_fail+0x22d/0xd01
[  461.818764] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  461.824041]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  461.824058]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.824073]  ? __lock_acquire+0x7ec/0x4ec0
[  461.824091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.828207] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  461.831169]  ? should_fail+0x22d/0xd01
[  461.834947] syz-executor2 cpuset=
[  461.837975]  ? mark_held_locks+0x130/0x130
[  461.841048] syz2
[  461.845109]  ? mark_held_locks+0x130/0x130
[  461.849064]  mems_allowed=0
[  461.852516]  ? print_usage_bug+0xc0/0xc0
[  461.926491]  ? find_held_lock+0x36/0x1c0
[  461.930557]  ? graph_lock+0x170/0x170
[  461.934369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.939909]  ? check_preemption_disabled+0x48/0x200
[  461.944926]  ? check_preemption_disabled+0x48/0x200
[  461.949960]  ? __lock_is_held+0xb5/0x140
[  461.954028]  __alloc_pages_nodemask+0xa80/0xde0
[  461.958701]  ? graph_lock+0x170/0x170
[  461.962509]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  461.967533]  ? graph_lock+0x170/0x170
[  461.971351]  ? find_held_lock+0x36/0x1c0
[  461.975429]  ? ____cache_alloc_node+0x1c7/0x1e0
[  461.980115]  ? lock_downgrade+0x900/0x900
[  461.984279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.989829]  cache_grow_begin+0x91/0x8c0
[  461.993908]  ? do_raw_spin_unlock+0xa7/0x2f0
[  461.998325]  fallback_alloc+0x203/0x2e0
[  462.002307]  ____cache_alloc_node+0x1c7/0x1e0
[  462.006812]  kmem_cache_alloc_node+0xe3/0x730
[  462.011307]  ? mark_held_locks+0xc7/0x130
[  462.015472]  __alloc_skb+0x119/0x770
[  462.019198]  ? skb_scrub_packet+0x490/0x490
[  462.023525]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  462.028117]  ? queue_work_on+0x12c/0x1e0
[  462.032202]  ? switchdev_port_obj_del+0xdc/0x450
[  462.036960]  ? switchdev_trans_item_enqueue+0x260/0x260
[  462.042334]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  462.047360]  __br_mdb_notify+0x4ff/0x15d0
[  462.051514]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  462.056646]  ? __br_mdb_add+0x800/0x800
[  462.060644]  ? kasan_check_write+0x14/0x20
[  462.064885]  ? do_raw_spin_lock+0xc1/0x200
[  462.069129]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  462.074235]  ? debug_object_assert_init+0x368/0x4b0
[  462.079252]  ? debug_object_init_on_stack+0x20/0x20
[  462.084267]  ? graph_lock+0x170/0x170
[  462.088072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.093632]  br_mdb_notify+0x310/0x410
[  462.097533]  ? br_mdb_dump+0x2530/0x2530
[  462.101618]  br_multicast_del_pg+0x3df/0x790
[  462.106043]  ? br_mdb_ip_get+0x940/0x940
[  462.110114]  ? kasan_check_write+0x14/0x20
[  462.114359]  ? do_raw_spin_lock+0xc1/0x200
[  462.118647]  br_multicast_port_group_expired+0x189/0x1e0
[  462.124116]  call_timer_fn+0x272/0x920
[  462.128007]  ? br_multicast_del_pg+0x790/0x790
[  462.132593]  ? process_timeout+0x40/0x40
[  462.136669]  ? find_held_lock+0x36/0x1c0
[  462.140740]  ? __run_timers+0x7da/0xc70
[  462.144719]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.149217]  ? _raw_spin_unlock_irq+0x27/0x80
[  462.153717]  ? br_multicast_del_pg+0x790/0x790
[  462.158301]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  462.162906]  ? trace_hardirqs_on+0xbd/0x310
[  462.167225]  ? kasan_check_read+0x11/0x20
[  462.171388]  ? __run_timers+0x7da/0xc70
[  462.175367]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  462.180824]  ? br_multicast_del_pg+0x790/0x790
[  462.185415]  ? br_multicast_del_pg+0x790/0x790
[  462.189997]  __run_timers+0x7e5/0xc70
[  462.193813]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  462.199178]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  462.204198]  ? graph_lock+0x170/0x170
[  462.208002]  ? enqueue_hrtimer+0x1a5/0x560
[  462.212246]  ? lock_release+0x970/0x970
[  462.216227]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  462.221434]  ? find_held_lock+0x36/0x1c0
[  462.225510]  ? graph_lock+0x170/0x170
[  462.229325]  ? pvclock_read_flags+0x160/0x160
[  462.233827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.239369]  ? check_preemption_disabled+0x48/0x200
[  462.244400]  ? __lock_is_held+0xb5/0x140
[  462.248464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.254006]  ? check_preemption_disabled+0x48/0x200
[  462.259035]  run_timer_softirq+0x52/0xb0
[  462.263101]  ? rcu_read_lock_sched_held+0x108/0x120
[  462.268124]  __do_softirq+0x30b/0xad8
[  462.271938]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  462.277047]  ? pvclock_read_flags+0x160/0x160
[  462.281543]  ? lapic_next_event+0x5a/0x90
[  462.285693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.291233]  ? check_preemption_disabled+0x48/0x200
[  462.296251]  ? check_preemption_disabled+0x48/0x200
[  462.301273]  ? kvm_clock_read+0x18/0x30
[  462.305250]  ? kvm_sched_clock_read+0x9/0x20
[  462.309663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.315199]  ? check_preemption_disabled+0x48/0x200
[  462.320232]  irq_exit+0x17f/0x1c0
[  462.323689]  smp_apic_timer_interrupt+0x1cb/0x760
[  462.328535]  ? smp_reschedule_interrupt+0x109/0x650
[  462.333557]  ? smp_call_function_single_interrupt+0x650/0x650
[  462.339448]  ? interrupt_entry+0xb5/0xf0
[  462.343512]  ? trace_hardirqs_off_caller+0xbb/0x300
[  462.348531]  ? trace_hardirqs_off_caller+0xbb/0x300
[  462.353552]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.358394]  ? trace_hardirqs_off+0x300/0x300
[  462.362891]  ? trace_hardirqs_off+0x300/0x300
[  462.367386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.372923]  ? check_preemption_disabled+0x48/0x200
[  462.377940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.383486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.388342]  apic_timer_interrupt+0xf/0x20
[  462.392573]  </IRQ>
[  462.394824] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  462.399759] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 f2 7a
[  462.418660] RSP: 0000:ffff88019f4c7748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  462.426368] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  462.433640] RDX: 0000000000000000 RSI: ffff88019b19af40 RDI: 0000000000000282
[  462.440911] RBP: ffff88019f4c77b0 R08: ffff88019b19a6c0 R09: 0000000000000000
[  462.448249] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  462.455522] R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
[  462.462839]  skb_clone+0x1bb/0x500
[  462.466385]  ? skb_split+0x11e0/0x11e0
[  462.470279]  ? preempt_notifier_register+0x200/0x200
[  462.475385]  ? __switch_to_asm+0x34/0x70
[  462.479446]  ? __switch_to_asm+0x34/0x70
[  462.483505]  ? __switch_to_asm+0x40/0x70
[  462.487567]  ? __switch_to_asm+0x34/0x70
[  462.491647]  ? __switch_to_asm+0x40/0x70
[  462.495720]  ? __switch_to_asm+0x40/0x70
[  462.499780]  ? __switch_to_asm+0x34/0x70
[  462.503940]  ? __switch_to_asm+0x34/0x70
[  462.508003]  ? __switch_to_asm+0x40/0x70
[  462.512065]  ? __switch_to_asm+0x34/0x70
[  462.516141]  bpf_clone_redirect+0xb9/0x490
[  462.520387]  bpf_prog_01d53e16fc18f1d9+0xe8f/0x1000
[  462.525409]  ? __sched_text_start+0x8/0x8
[  462.529560]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  462.534344]  ? find_held_lock+0x36/0x1c0
[  462.538412]  ? lock_acquire+0x1ed/0x520
[  462.542386]  ? bpf_test_run+0x32e/0x5a0
[  462.546364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.551900]  ? check_preemption_disabled+0x48/0x200
[  462.556920]  ? kasan_check_read+0x11/0x20
[  462.561072]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  462.566350]  ? rcu_bh_qs+0xc0/0xc0
[  462.569894]  ? preempt_schedule+0x4d/0x60
[  462.574044]  ? ___preempt_schedule+0x16/0x18
[  462.578462]  ? bpf_test_run+0x1c0/0x5a0
[  462.582453]  ? __sanitizer_cov_trace_pc+0x3b/0x50
[  462.587314]  ? netlink_diag_dump+0x2a0/0x2a0
[  462.591739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.597294]  ? bpf_test_init.isra.9+0x70/0x100
[  462.601906]  ? bpf_prog_test_run_skb+0x634/0xb40
[  462.606685]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  462.611534]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  462.617075]  ? fput+0x130/0x1a0
[  462.620358]  ? __bpf_prog_get+0x9b/0x290
[  462.624426]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  462.629271]  ? bpf_prog_test_run+0x130/0x1a0
[  462.633685]  ? __x64_sys_bpf+0x3d8/0x510
[  462.637748]  ? bpf_prog_get+0x20/0x20
[  462.641570]  ? do_syscall_64+0x1b9/0x820
[  462.646089]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  462.651462]  ? syscall_return_slowpath+0x5e0/0x5e0
[  462.656397]  ? trace_hardirqs_off+0x300/0x300
[  462.660895]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  462.665912]  ? recalc_sigpending_tsk+0x180/0x180
[  462.670685]  ? kasan_check_write+0x14/0x20
[  462.674931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.679786]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  462.685170] CPU: 1 PID: 5365 Comm: syz-executor2 Not tainted 4.19.0-rc2+ #98
[  462.685362] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  462.692368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  462.702840] syz-executor4 cpuset=
[  462.712178] Call Trace:
[  462.712188] syz4
[  462.715631]  <IRQ>
[  462.715653]  dump_stack+0x1c4/0x2b4
[  462.718214]  mems_allowed=0
[  462.720188]  ? dump_stack_print_info.cold.2+0x52/0x52
[  462.734053]  warn_alloc.cold.118+0xb7/0x1bd
[  462.738404]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  462.743265]  ? lock_downgrade+0x900/0x900
[  462.747431]  ? trace_hardirqs_off+0xb8/0x300
[  462.751849]  ? trace_hardirqs_off+0xb8/0x300
[  462.756270]  __alloc_pages_slowpath+0x2667/0x2d80
[  462.761152]  ? warn_alloc+0x120/0x120
[  462.764965]  ? warn_alloc+0x120/0x120
[  462.768768]  ? print_usage_bug+0xc0/0xc0
[  462.772830]  ? warn_alloc+0x120/0x120
[  462.777113]  ? print_usage_bug+0xc0/0xc0
[  462.781185]  ? __lock_acquire+0x7ec/0x4ec0
[  462.785420]  ? __lock_acquire+0x7ec/0x4ec0
[  462.789659]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.795201]  ? should_fail+0x22d/0xd01
[  462.799094]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  462.804202]  ? __lock_acquire+0x7ec/0x4ec0
[  462.808441]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  462.813543]  ? __lock_acquire+0x7ec/0x4ec0
[  462.817778]  ? should_fail+0x22d/0xd01
[  462.821676]  ? mark_held_locks+0x130/0x130
[  462.825917]  ? mark_held_locks+0x130/0x130
[  462.830157]  ? graph_lock+0x170/0x170
[  462.833961]  ? graph_lock+0x170/0x170
[  462.837763]  ? graph_lock+0x170/0x170
[  462.841562]  ? print_usage_bug+0xc0/0xc0
[  462.845635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.851175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.856711]  ? check_preemption_disabled+0x48/0x200
[  462.861740]  ? check_preemption_disabled+0x48/0x200
[  462.866768]  ? __lock_is_held+0xb5/0x140
[  462.870838]  __alloc_pages_nodemask+0xa80/0xde0
[  462.875508]  ? graph_lock+0x170/0x170
[  462.879313]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  462.884326]  ? graph_lock+0x170/0x170
[  462.888144]  ? find_held_lock+0x36/0x1c0
[  462.892218]  ? ____cache_alloc_node+0x1c7/0x1e0
[  462.896891]  ? lock_downgrade+0x900/0x900
[  462.901052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.906596]  cache_grow_begin+0x91/0x8c0
[  462.910675]  ? do_raw_spin_unlock+0xa7/0x2f0
[  462.915095]  fallback_alloc+0x203/0x2e0
[  462.919080]  ____cache_alloc_node+0x1c7/0x1e0
[  462.923582]  kmem_cache_alloc_node+0xe3/0x730
[  462.928088]  ? ipv6_get_ifaddr+0x42e/0x620
[  462.932333]  __alloc_skb+0x119/0x770
[  462.936051]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  462.941334]  ? skb_scrub_packet+0x490/0x490
[  462.945659]  ? lock_downgrade+0x900/0x900
[  462.949820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.955363]  ? refcount_sub_and_test_checked+0x203/0x310
[  462.960817]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  462.966274]  ? addrconf_rs_timer+0x6f0/0x6f0
[  462.970700]  ndisc_alloc_skb+0x144/0x340
[  462.974768]  ndisc_send_rs+0x331/0x6e0
[  462.978667]  addrconf_rs_timer+0x3c0/0x6f0
[  462.982909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  462.987161]  call_timer_fn+0x272/0x920
[  462.991051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  462.995289]  ? process_timeout+0x40/0x40
[  462.999349]  ? find_held_lock+0x36/0x1c0
[  463.003424]  ? mark_held_locks+0xc7/0x130
[  463.007579]  ? _raw_spin_unlock_irq+0x27/0x80
[  463.012091]  ? _raw_spin_unlock_irq+0x27/0x80
[  463.016599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.020846]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  463.025462]  ? trace_hardirqs_on+0xbd/0x310
[  463.029781]  ? kasan_check_read+0x11/0x20
[  463.033930]  ? __run_timers+0x7da/0xc70
[  463.037906]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  463.043364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.047612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.051851]  __run_timers+0x7e5/0xc70
[  463.055670]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  463.061037]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  463.066053]  ? graph_lock+0x170/0x170
[  463.069858]  ? print_usage_bug+0xc0/0xc0
[  463.073915]  ? lock_release+0x970/0x970
[  463.077891]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  463.083087]  ? find_held_lock+0x36/0x1c0
[  463.087163]  ? graph_lock+0x170/0x170
[  463.090967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.096508]  ? check_preemption_disabled+0x48/0x200
[  463.101540]  ? __lock_is_held+0xb5/0x140
[  463.105613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.111155]  ? check_preemption_disabled+0x48/0x200
[  463.116181]  run_timer_softirq+0x52/0xb0
[  463.120244]  ? rcu_read_lock_sched_held+0x108/0x120
[  463.125305]  __do_softirq+0x30b/0xad8
[  463.129118]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  463.134235]  ? pvclock_read_flags+0x160/0x160
[  463.138729]  ? lapic_next_event+0x5a/0x90
[  463.142877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.148410]  ? check_preemption_disabled+0x48/0x200
[  463.153422]  ? check_preemption_disabled+0x48/0x200
[  463.158442]  ? kvm_clock_read+0x18/0x30
[  463.162419]  ? kvm_sched_clock_read+0x9/0x20
[  463.166832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.172367]  ? check_preemption_disabled+0x48/0x200
[  463.177416]  irq_exit+0x17f/0x1c0
[  463.180874]  smp_apic_timer_interrupt+0x1cb/0x760
[  463.185718]  ? smp_reschedule_interrupt+0x109/0x650
[  463.190737]  ? smp_call_function_single_interrupt+0x650/0x650
[  463.196626]  ? interrupt_entry+0xb5/0xf0
[  463.200692]  ? trace_hardirqs_off_caller+0xbb/0x300
[  463.205712]  ? trace_hardirqs_off_caller+0xbb/0x300
[  463.210729]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.215571]  ? trace_hardirqs_off+0x300/0x300
[  463.220072]  ? trace_hardirqs_off+0x300/0x300
[  463.224568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.230112]  ? check_preemption_disabled+0x48/0x200
[  463.235138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.240687]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.245544]  apic_timer_interrupt+0xf/0x20
[  463.249772]  </IRQ>
[  463.252010] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  463.257288] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 d9 68 09 fa 48 83 3d 19 6f b9 01 00 75 07 e8 9a 14 c6 f9 0f 0b e8 93 14 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 8d 68 09 fa 4c 8b 45 d0 e9
[  463.276189] RSP: 0000:ffff8801a8c0d438 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  463.283901] RAX: ffff8801a8c06280 RBX: 0000000000000293 RCX: 1ffff10035180d69
[  463.291167] RDX: 0000000000000000 RSI: ffffffff87b8ba9d RDI: 0000000000000293
[  463.298438] RBP: ffff8801a8c0d440 R08: ffff8801a8c06b48 R09: 0000000000000006
[  463.305738] R10: 0000000000000000 R11: ffff8801a8c06280 R12: 0000000000000293
[  463.313007] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
[  463.320303]  ? arch_local_irq_restore+0x45/0x52
[  463.324988]  dump_stack+0x26a/0x2b4
[  463.328626]  ? dump_stack_print_info.cold.2+0x52/0x52
[  463.333822]  ? mark_held_locks+0x130/0x130
[  463.338059]  ? mark_held_locks+0x130/0x130
[  463.342299]  dump_header+0x27b/0xf72
[  463.346027]  ? pagefault_out_of_memory+0x197/0x197
[  463.350961]  ? mark_held_locks+0x130/0x130
[  463.355198]  ? __lock_acquire+0x7ec/0x4ec0
[  463.359439]  ? print_usage_bug+0xc0/0xc0
[  463.363512]  ? graph_lock+0x170/0x170
[  463.367314]  ? graph_lock+0x170/0x170
[  463.371116]  ? print_usage_bug+0xc0/0xc0
[  463.375180]  ? print_usage_bug+0xc0/0xc0
[  463.379255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.384801]  ? find_held_lock+0x36/0x1c0
[  463.388869]  ? mark_held_locks+0xc7/0x130
[  463.393021]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  463.398129]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  463.403233]  ? lockdep_hardirqs_on+0x421/0x5c0
[  463.407819]  ? trace_hardirqs_on+0xbd/0x310
[  463.412159]  ? kasan_check_read+0x11/0x20
[  463.416312]  ? ___ratelimit+0x36f/0x655
[  463.420290]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  463.425742]  ? trace_hardirqs_on+0x310/0x310
[  463.430157]  ? lock_downgrade+0x900/0x900
[  463.434312]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  463.439436]  ? ___ratelimit+0xaa/0x655
[  463.443332]  ? idr_get_free+0xec0/0xec0
[  463.447306]  ? kasan_check_write+0x14/0x20
[  463.451544]  ? do_raw_spin_lock+0xc1/0x200
[  463.455787]  oom_kill_process.cold.27+0x10/0x903
[  463.460551]  ? graph_lock+0x170/0x170
[  463.464368]  ? _raw_spin_unlock+0x2c/0x50
[  463.468518]  ? oom_badness+0xe6/0xaa0
[  463.472330]  ? oom_evaluate_task+0x540/0x540
[  463.476745]  ? find_held_lock+0x36/0x1c0
[  463.480820]  ? out_of_memory+0x974/0x14c0
[  463.484968]  ? lock_downgrade+0x900/0x900
[  463.489114]  ? check_preemption_disabled+0x48/0x200
[  463.494148]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  463.499942]  ? kasan_check_read+0x11/0x20
[  463.504092]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.509373]  ? rcu_bh_qs+0xc0/0xc0
[  463.512918]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  463.517931]  ? oom_evaluate_task+0x302/0x540
[  463.522347]  out_of_memory+0xa86/0x14c0
[  463.526334]  ? oom_killer_disable+0x3a0/0x3a0
[  463.530832]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  463.535769]  ? __mutex_add_waiter+0x2a0/0x2a0
[  463.540278]  __alloc_pages_slowpath+0x2318/0x2d80