0/0x130
[  213.486601]  ? kasan_check_write+0x14/0x20
[  213.490820]  ? native_queued_spin_lock_slowpath+0x1ec/0x13d0
[  213.496604]  ? zap_class+0x640/0x640
[  213.500303]  ? print_usage_bug+0xc0/0xc0
[  213.504350]  ? print_usage_bug+0xc0/0xc0
[  213.508402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.513937]  ? check_preemption_disabled+0x48/0x280
[  213.518955]  ? __lock_is_held+0xb5/0x140
[  213.523007]  __alloc_pages_nodemask+0xa80/0xde0
[  213.527666]  ? zap_class+0x640/0x640
[  213.531372]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  213.536385]  ? find_held_lock+0x36/0x1c0
[  213.540442]  ? ____cache_alloc_node+0x1c7/0x1e0
[  213.545097]  ? lock_downgrade+0x900/0x900
[  213.549236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.554764]  cache_grow_begin+0xa5/0x8c0
[  213.558813]  ? do_raw_spin_unlock+0xa7/0x330
[  213.563215]  fallback_alloc+0x204/0x2e0
[  213.567187]  ____cache_alloc_node+0x1c7/0x1e0
[  213.571685]  kmem_cache_alloc_node+0xe3/0x730
[  213.576207]  __alloc_skb+0x119/0x770
[  213.579911]  ? netdev_alloc_frag+0x1f0/0x1f0
[  213.584305]  ? check_preemption_disabled+0x48/0x280
[  213.589309]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  213.594224]  ? kasan_check_read+0x11/0x20
[  213.598357]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  213.603624]  ? zap_class+0x640/0x640
[  213.607326]  ? print_usage_bug+0xc0/0xc0
[  213.611387]  arp_create+0x195/0x970
[  213.615006]  arp_send_dst.part.19+0xe6/0x3f0
[  213.619406]  ? arp_xmit+0x610/0x610
[  213.623021]  ? lockdep_hardirqs_on+0x296/0x5b0
[  213.627591]  ? trace_hardirqs_on+0xbd/0x310
[  213.631899]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  213.637173]  ? neigh_probe+0xca/0x120
[  213.640961]  ? trace_hardirqs_off_caller+0x310/0x310
[  213.646057]  arp_solicit+0x806/0x14e0
[  213.649853]  ? arp_rcv+0xbd0/0xbd0
[  213.653379]  ? neigh_probe+0x6f/0x120
[  213.657172]  ? lock_downgrade+0x900/0x900
[  213.661307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.666830]  ? refcount_inc_not_zero_checked+0x1e5/0x2f0
[  213.672267]  ? refcount_add_not_zero_checked+0x330/0x330
[  213.677710]  ? do_raw_write_trylock+0x270/0x270
[  213.682385]  ? do_raw_read_unlock+0x70/0x70
[  213.686715]  ? arp_rcv+0xbd0/0xbd0
[  213.690253]  neigh_probe+0xca/0x120
[  213.693867]  neigh_timer_handler+0x694/0xdf0
[  213.698275]  ? neigh_periodic_work+0xc60/0xc60
[  213.702845]  ? __lock_is_held+0xb5/0x140
[  213.706904]  call_timer_fn+0x272/0x920
[  213.710782]  ? neigh_periodic_work+0xc60/0xc60
[  213.715350]  ? process_timeout+0x40/0x40
[  213.719407]  ? mark_held_locks+0xc7/0x130
[  213.723543]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.728027]  ? _raw_spin_unlock_irq+0x27/0x80
[  213.732508]  ? neigh_periodic_work+0xc60/0xc60
[  213.737078]  ? lockdep_hardirqs_on+0x296/0x5b0
[  213.741649]  ? trace_hardirqs_on+0xbd/0x310
[  213.745959]  ? kasan_check_read+0x11/0x20
[  213.750090]  ? __run_timers+0x7da/0xc70
[  213.754062]  ? trace_hardirqs_off_caller+0x310/0x310
[  213.759246]  ? neigh_periodic_work+0xc60/0xc60
[  213.763813]  __run_timers+0x7e5/0xc70
[  213.767605]  ? timer_fixup_init+0x70/0x70
[  213.771760]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  213.776764]  ? zap_class+0x640/0x640
[  213.780467]  ? print_usage_bug+0xc0/0xc0
[  213.784604]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  213.789785]  ? find_held_lock+0x36/0x1c0
[  213.793837]  ? zap_class+0x640/0x640
[  213.797540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.803062]  ? check_preemption_disabled+0x48/0x280
[  213.808070]  ? __lock_is_held+0xb5/0x140
[  213.812117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.817642]  ? check_preemption_disabled+0x48/0x280
[  213.822644]  run_timer_softirq+0x52/0xb0
[  213.826699]  ? rcu_read_lock_sched_held+0x14f/0x180
[  213.831708]  __do_softirq+0x308/0xb7e
[  213.835498]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  213.839982]  ? lock_downgrade+0x900/0x900
[  213.844119]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  213.849222]  ? pvclock_read_flags+0x160/0x160
[  213.853705]  ? lapic_next_event+0x5a/0x90
[  213.857841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.863367]  ? kvm_clock_read+0x18/0x30
[  213.867329]  ? kvm_sched_clock_read+0x9/0x20
[  213.871724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.877249]  ? check_preemption_disabled+0x48/0x280
[  213.882260]  irq_exit+0x17f/0x1c0
[  213.885699]  smp_apic_timer_interrupt+0x1cb/0x760
[  213.890525]  ? smp_reschedule_interrupt+0x109/0x650
[  213.895529]  ? smp_call_function_single_interrupt+0x650/0x650
[  213.901399]  ? interrupt_entry+0xb5/0xc0
[  213.905449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  213.910454]  ? trace_hardirqs_off_caller+0xbb/0x310
[  213.915457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.920303]  ? trace_hardirqs_on_caller+0x310/0x310
[  213.925314]  ? trace_hardirqs_on_caller+0x310/0x310
[  213.930319]  ? task_prio+0x50/0x50
[  213.933849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  213.939370]  ? check_preemption_disabled+0x48/0x280
[  213.944375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  213.949222]  apic_timer_interrupt+0xf/0x20
[  213.953446]  </IRQ>
[  213.955670] RIP: 0010:console_unlock+0x102f/0x1190
[  213.960586] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  213.979472] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  213.987164] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  213.994438] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  214.001707] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  214.008960] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  214.016214] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  214.023475]  ? netconsole_netdev_event+0x280/0x280
[  214.028399]  ? console_unlock+0x1026/0x1190
[  214.032732]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  214.037386]  ? vprintk_emit+0x846/0x990
[  214.041389]  ? lock_release+0xa00/0xa00
[  214.045353]  ? trace_hardirqs_on+0x70/0x310
[  214.049662]  ? vprintk_default+0x28/0x30
[  214.053708]  ? trace_hardirqs_off_caller+0x310/0x310
[  214.058798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.064326]  vprintk_emit+0x391/0x990
[  214.068130]  ? wake_up_klogd+0x180/0x180
[  214.072185]  ? find_held_lock+0x11/0x1c0
[  214.076238]  ? mark_held_locks+0xc7/0x130
[  214.080372]  ? _raw_spin_unlock_irq+0x27/0x80
[  214.084852]  ? _raw_spin_unlock_irq+0x27/0x80
[  214.089344]  vprintk_default+0x28/0x30
[  214.093220]  vprintk_func+0x7e/0x181
[  214.096920]  printk+0xa7/0xcf
[  214.100013]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  214.104757]  ? _raw_spin_unlock_irq+0x60/0x80
[  214.109261]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  214.114532]  dump_header+0x7cc/0xf72
[  214.118249]  ? pagefault_out_of_memory+0x197/0x197
[  214.123174]  ? percpu_ref_get_many+0x240/0x240
[  214.127753]  ? zap_class+0x640/0x640
[  214.131459]  ? print_usage_bug+0xc0/0xc0
[  214.135514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.141043]  ? find_held_lock+0x36/0x1c0
[  214.145104]  ? mark_held_locks+0xc7/0x130
[  214.149246]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  214.154343]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  214.159432]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  214.164000]  ? trace_hardirqs_on+0xbd/0x310
[  214.168307]  ? kasan_check_read+0x11/0x20
[  214.172444]  ? ___ratelimit+0x3b4/0x672
[  214.176409]  ? trace_hardirqs_off_caller+0x310/0x310
[  214.181516]  ? trace_hardirqs_on+0x310/0x310
[  214.185909]  ? lock_downgrade+0x900/0x900
[  214.190045]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  214.195141]  ? ___ratelimit+0x3b9/0x672
[  214.199101]  ? idr_get_free+0xf70/0xf70
[  214.203065]  ? find_held_lock+0x36/0x1c0
[  214.207128]  oom_kill_process.cold.27+0x10/0x903
[  214.211884]  ? zap_class+0x640/0x640
[  214.215586]  ? check_preemption_disabled+0x48/0x280
[  214.220595]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  214.225509]  ? kasan_check_read+0x11/0x20
[  214.229644]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  214.234910]  ? oom_evaluate_task+0x540/0x540
[  214.239306]  ? find_held_lock+0x36/0x1c0
[  214.243366]  ? out_of_memory+0x974/0x1430
[  214.247502]  ? lock_downgrade+0x900/0x900
[  214.251635]  ? check_preemption_disabled+0x48/0x280
[  214.256641]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  214.261555]  ? kasan_check_read+0x11/0x20
[  214.265691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  214.270952]  ? rcu_softirq_qs+0x20/0x20
[  214.274916]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.280438]  ? oom_evaluate_task+0x302/0x540
[  214.284850]  out_of_memory+0xa84/0x1430
[  214.288821]  ? oom_killer_disable+0x3a0/0x3a0
[  214.293306]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  214.298225]  ? __ww_mutex_check_waiters+0x160/0x160
[  214.303238]  __alloc_pages_slowpath+0x2354/0x2e10
[  214.308079]  ? do_raw_spin_trylock+0x270/0x270
[  214.312661]  ? warn_alloc+0x120/0x120
[  214.316455]  ? debug_check_no_obj_freed+0x305/0x58d
[  214.321459]  ? drain_local_pages_wq+0x40/0x40
[  214.325946]  ? __lock_acquire+0x62f/0x4c20
[  214.330172]  ? trace_hardirqs_on+0x310/0x310
[  214.334574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.340577]  ? should_fail+0x22d/0xd01
[  214.344453]  ? mark_held_locks+0x130/0x130
[  214.348677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  214.353772]  ? zap_class+0x640/0x640
[  214.357477]  ? trace_hardirqs_on+0x310/0x310
[  214.361878]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  214.367410]  ? __lock_is_held+0xb5/0x140
[  214.371470]  ? lock_release+0xa00/0xa00
[  214.375433]  ? perf_trace_sched_process_exec+0x860/0x860
[  214.380883]  ? __might_sleep+0x95/0x190
[  214.384846]  __alloc_pages_nodemask+0xa80/0xde0
[  214.389510]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  214.394513]  ? lock_downgrade+0x900/0x900
[  214.398649]  ? check_preemption_disabled+0x48/0x280
[  214.403655]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  214.408571]  ? kasan_check_read+0x11/0x20
[  214.412705]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  214.417976]  ? unwind_dump+0x190/0x190
[  214.422209]  ? is_bpf_text_address+0xd3/0x170
[  214.426690]  ? kernel_text_address+0x79/0xf0
[  214.431084]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  214.436617]  alloc_pages_current+0x173/0x350
[  214.441016]  depot_save_stack+0x3f1/0x470
[  214.445152]  save_stack+0xa9/0xd0
[  214.448591]  ? save_stack+0x43/0xd0
[  214.452202]  ? kasan_kmalloc+0xc7/0xe0
[  214.456074]  ? kasan_slab_alloc+0x12/0x20
[  214.460212]  ? kmem_cache_alloc_node+0x131/0x730
[  214.464956]  ? __alloc_skb+0x119/0x770
[  214.468829]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  214.473571]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  214.478678]  ? rtmsg_ifinfo+0x8c/0xa0
[  214.482568]  ? dev_close_many+0x3be/0x860
[  214.486701]  ? rollback_registered_many+0x543/0x1250
[  214.491786]  ? rollback_registered+0x1e9/0x420
[  214.496363]  ? unregister_netdevice_queue+0x321/0x5e0
[  214.501541]  ? __tun_detach+0x11b8/0x15c0
[  214.505673]  ? tun_chr_close+0xe3/0x180
[  214.509636]  ? __fput+0x385/0xa30
[  214.513074]  ? ____fput+0x15/0x20
[  214.516521]  ? task_work_run+0x1e8/0x2a0
[  214.520580]  ? do_exit+0x1ad6/0x26d0
[  214.524277]  ? do_group_exit+0x177/0x440
[  214.528322]  ? get_signal+0x8b0/0x1980
[  214.532196]  ? do_signal+0x9c/0x21c0
[  214.535895]  ? exit_to_usermode_loop+0x2e5/0x380
[  214.540634]  ? do_syscall_64+0x6be/0x820
[  214.544680]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  214.550032]  ? lock_downgrade+0x900/0x900
[  214.554168]  ? quarantine_reduce+0x163/0x1a0
[  214.558562]  ? trace_hardirqs_off_caller+0x310/0x310
[  214.563648]  ? ___cache_free+0x2e/0x380
[  214.567618]  ? quarantine_reduce+0x189/0x1a0
[  214.572021]  ? kasan_unpoison_shadow+0x35/0x50
[  214.576602]  kasan_kmalloc+0xc7/0xe0
[  214.580310]  kasan_slab_alloc+0x12/0x20
[  214.584270]  kmem_cache_alloc_node+0x131/0x730
[  214.588864]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  214.593785]  __alloc_skb+0x119/0x770
[  214.597489]  ? netdev_alloc_frag+0x1f0/0x1f0
[  214.601901]  ? if_nlmsg_size+0x5d1/0xbb0
[  214.605953]  ? rtnetlink_put_metrics+0x690/0x690
[  214.610702]  ? sk_psock_stop_strp+0x120/0x120
[  214.615183]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  214.620184]  ? netif_tx_stop_all_queues+0xd9/0x110
[  214.625196]  rtmsg_ifinfo_build_skb+0x74/0x190
[  214.629769]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  214.634602]  rtmsg_ifinfo+0x8c/0xa0
[  214.638225]  dev_close_many+0x3be/0x860
[  214.642196]  ? dev_fill_metadata_dst+0x840/0x840
[  214.646938]  ? find_held_lock+0x36/0x1c0
[  214.650990]  ? __queue_work+0x671/0x1440
[  214.655040]  ? lock_downgrade+0x900/0x900
[  214.659177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.664697]  ? rtnl_is_locked+0xb5/0xf0
[  214.668657]  ? rtnl_trylock+0x20/0x20
[  214.672443]  ? do_raw_spin_unlock+0xa7/0x330
[  214.676839]  ? do_raw_spin_trylock+0x270/0x270
[  214.681423]  rollback_registered_many+0x543/0x1250
[  214.686344]  ? generic_xdp_install+0x5a0/0x5a0
[  214.690932]  ? flush_rcu_work+0x90/0x90
[  214.694893]  ? zap_class+0x640/0x640
[  214.698598]  ? print_usage_bug+0xc0/0xc0
[  214.702643]  ? print_usage_bug+0xc0/0xc0
[  214.706690]  ? zap_class+0x640/0x640
[  214.710390]  ? print_usage_bug+0xc0/0xc0
[  214.714442]  ? find_held_lock+0x36/0x1c0
[  214.718497]  ? mark_held_locks+0xc7/0x130
[  214.722633]  rollback_registered+0x1e9/0x420
[  214.727025]  ? lockdep_hardirqs_on+0x321/0x5b0
[  214.731606]  ? rollback_registered_many+0x1250/0x1250
[  214.736780]  ? trace_hardirqs_on+0xbd/0x310
[  214.741093]  ? linkwatch_schedule_work+0x150/0x170
[  214.746011]  ? trace_hardirqs_off_caller+0x310/0x310
[  214.751102]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.756624]  ? rtnl_is_locked+0xb5/0xf0
[  214.760591]  ? rtnl_trylock+0x20/0x20
[  214.764382]  ? queue_delayed_work_on+0x130/0x1f0
[  214.769132]  unregister_netdevice_queue+0x321/0x5e0
[  214.774138]  ? rollback_registered+0x420/0x420
[  214.778707]  ? linkwatch_schedule_work+0x170/0x170
[  214.783622]  ? tun_setup+0x2d0/0x2d0
[  214.787329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  214.792852]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  214.798204]  ? __tun_detach+0x6ba/0x15c0
[  214.802256]  __tun_detach+0x11b8/0x15c0
[  214.806229]  ? __call_rcu.constprop.55+0x3ea/0x950
[  214.811145]  ? __call_rcu.constprop.55+0x3ea/0x950
[  214.816073]  ? tun_attach+0x1900/0x1900
[  214.820033]  ? trace_hardirqs_off_caller+0x310/0x310
[  214.825133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.830655]  ? check_preemption_disabled+0x48/0x280
[  214.835659]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  214.840236]  ? zap_class+0x640/0x640
[  214.843942]  ? fsnotify+0x4e5/0xf20
[  214.847559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  214.853080]  ? locks_remove_file+0x3c6/0x5c0
[  214.857502]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  214.863033]  ? ima_file_free+0x132/0x650
[  214.867090]  ? __lock_is_held+0xb5/0x140
[  214.871144]  ? __tun_detach+0x15c0/0x15c0
[  214.875281]  ? __tun_detach+0x15c0/0x15c0
[  214.879414]  tun_chr_close+0xe3/0x180
[  214.883204]  __fput+0x385/0xa30
[  214.886477]  ? get_max_files+0x20/0x20
[  214.890356]  ? perf_trace_sched_process_exec+0x860/0x860
[  214.895814]  ____fput+0x15/0x20
[  214.899083]  task_work_run+0x1e8/0x2a0
[  214.902962]  ? task_work_cancel+0x240/0x240
[  214.907272]  ? switch_task_namespaces+0xb8/0xd0
[  214.911934]  do_exit+0x1ad6/0x26d0
[  214.915470]  ? mm_update_next_owner+0x990/0x990
[  214.920124]  ? print_usage_bug+0xc0/0xc0
[  214.924171]  ? find_held_lock+0x36/0x1c0
[  214.928234]  ? mark_held_locks+0x130/0x130
[  214.932458]  ? __lock_acquire+0x62f/0x4c20
[  214.936679]  ? pipe_wait+0x266/0x2c0
[  214.940386]  ? lock_release+0xa00/0xa00
[  214.944350]  ? mark_held_locks+0x130/0x130
[  214.948583]  ? __mutex_lock+0x85e/0x16f0
[  214.952626]  ? __switch_to_asm+0x40/0x70
[  214.956673]  ? pipe_wait+0x266/0x2c0
[  214.960374]  ? __switch_to_asm+0x34/0x70
[  214.964419]  ? __switch_to_asm+0x40/0x70
[  214.968471]  ? mutex_trylock+0x2b0/0x2b0
[  214.972521]  ? zap_class+0x640/0x640
[  214.976235]  ? zap_class+0x640/0x640
[  214.980035]  ? find_held_lock+0x36/0x1c0
[  214.984097]  ? memset+0x31/0x40
[  214.987367]  ? find_held_lock+0x36/0x1c0
[  214.991419]  ? get_signal+0x95b/0x1980
[  214.995292]  ? _raw_spin_unlock_irq+0x27/0x80
[  214.999771]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.004261]  do_group_exit+0x177/0x440
[  215.008139]  ? trace_hardirqs_off_caller+0x310/0x310
[  215.013229]  ? __ia32_sys_exit+0x50/0x50
[  215.017282]  get_signal+0x8b0/0x1980
[  215.020988]  ? ptrace_notify+0x130/0x130
[  215.025048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.030569]  ? pipe_read+0x702/0x940
[  215.034270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.039809]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  215.045332]  ? __vfs_read+0x11f/0x9b0
[  215.049127]  do_signal+0x9c/0x21c0
[  215.052653]  ? fsnotify+0xf20/0xf20
[  215.056283]  ? setup_sigcontext+0x7d0/0x7d0
[  215.060593]  ? exit_to_usermode_loop+0x8c/0x380
[  215.065247]  ? exit_to_usermode_loop+0x8c/0x380
[  215.069918]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  215.074484]  ? trace_hardirqs_on+0xbd/0x310
[  215.078797]  ? do_syscall_64+0x6be/0x820
[  215.082849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.088378]  exit_to_usermode_loop+0x2e5/0x380
[  215.092947]  ? __bpf_trace_sys_exit+0x30/0x30
[  215.097440]  do_syscall_64+0x6be/0x820
[  215.101316]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  215.106669]  ? syscall_return_slowpath+0x5e0/0x5e0
[  215.111582]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.116415]  ? trace_hardirqs_on_caller+0x310/0x310
[  215.121421]  ? prepare_exit_to_usermode+0x291/0x3b0
[  215.126430]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.131266]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  215.136441] RIP: 0033:0x410fa0
[  215.139634] Code: Bad RIP value.
[  215.142981] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  215.150678] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  215.157930] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  215.165188] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  215.172616] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  215.179870] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  215.187148] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  215.187317] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  215.194410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  215.204863] syz-executor5 cpuset=syz5 mems_allowed=0
[  215.214191] Call Trace:
[  215.221829]  <IRQ>
[  215.223969]  dump_stack+0x244/0x39d
[  215.227591]  ? dump_stack_print_info.cold.1+0x20/0x20
[  215.232779]  warn_alloc.cold.116+0xb7/0x1bd
[  215.237090]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  215.241922]  ? lock_downgrade+0x900/0x900
[  215.246062]  ? trace_hardirqs_off+0xb8/0x310
[  215.250463]  ? trace_hardirqs_off+0xb8/0x310
[  215.254862]  __alloc_pages_slowpath+0x26e8/0x2e10
[  215.259712]  ? warn_alloc+0x120/0x120
[  215.263502]  ? print_usage_bug+0xc0/0xc0
[  215.267549]  ? warn_alloc+0x120/0x120
[  215.271335]  ? bpf_prog_210052181be91187+0x25d/0x1000
[  215.276520]  ? warn_alloc+0x120/0x120
[  215.280305]  ? zap_class+0x640/0x640
[  215.284002]  ? print_usage_bug+0xc0/0xc0
[  215.288059]  ? print_usage_bug+0xc0/0xc0
[  215.292106]  ? __lock_acquire+0x62f/0x4c20
[  215.296331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  215.301854]  ? should_fail+0x22d/0xd01
[  215.305745]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  215.310834]  ? __lock_acquire+0x62f/0x4c20
[  215.315064]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  215.320161]  ? __lock_acquire+0x62f/0x4c20
[  215.324390]  ? should_fail+0x22d/0xd01
[  215.328275]  ? mark_held_locks+0x130/0x130
[  215.332499]  ? mark_held_locks+0x130/0x130
[  215.336723]  ? ip6_finish_output2+0x1d6b/0x27a0
[  215.341379]  ? __kfree_skb+0x20/0x20
[  215.345079]  ? lockdep_hardirqs_on+0x296/0x5b0
[  215.349647]  ? zap_class+0x640/0x640
[  215.353348]  ? print_usage_bug+0xc0/0xc0
[  215.357399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.362925]  ? check_preemption_disabled+0x48/0x280
[  215.367935]  ? __lock_is_held+0xb5/0x140
[  215.371989]  __alloc_pages_nodemask+0xa80/0xde0
[  215.376649]  ? zap_class+0x640/0x640
[  215.380351]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  215.385365]  ? find_held_lock+0x36/0x1c0
[  215.389419]  ? ____cache_alloc_node+0x1c7/0x1e0
[  215.394075]  ? lock_downgrade+0x900/0x900
[  215.398224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.403753]  cache_grow_begin+0xa5/0x8c0
[  215.407801]  ? do_raw_spin_unlock+0xa7/0x330
[  215.412216]  fallback_alloc+0x204/0x2e0
[  215.416197]  ____cache_alloc_node+0x1c7/0x1e0
[  215.420682]  kmem_cache_alloc_node+0xe3/0x730
[  215.425182]  ? ipv6_get_ifaddr+0x42e/0x620
[  215.429411]  __alloc_skb+0x119/0x770
[  215.433111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  215.438375]  ? netdev_alloc_frag+0x1f0/0x1f0
[  215.442769]  ? lock_downgrade+0x900/0x900
[  215.446908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.452437]  ? refcount_sub_and_test_checked+0x203/0x310
[  215.457877]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  215.463327]  ? addrconf_rs_timer+0x690/0x690
[  215.467732]  ndisc_alloc_skb+0x144/0x340
[  215.471779]  ndisc_send_rs+0x331/0x6e0
[  215.475655]  addrconf_rs_timer+0x314/0x690
[  215.479880]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.484108]  call_timer_fn+0x272/0x920
[  215.487983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.492211]  ? process_timeout+0x40/0x40
[  215.496270]  ? __run_timers+0x7da/0xc70
[  215.500232]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.504717]  ? _raw_spin_unlock_irq+0x27/0x80
[  215.509196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.513417]  ? lockdep_hardirqs_on+0x296/0x5b0
[  215.517987]  ? trace_hardirqs_on+0xbd/0x310
[  215.522300]  ? kasan_check_read+0x11/0x20
[  215.526435]  ? __run_timers+0x7da/0xc70
[  215.530397]  ? trace_hardirqs_off_caller+0x310/0x310
[  215.535487]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.539710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  215.543932]  __run_timers+0x7e5/0xc70
[  215.547723]  ? timer_fixup_init+0x70/0x70
[  215.551856]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  215.556858]  ? zap_class+0x640/0x640
[  215.560562]  ? enqueue_hrtimer+0x1a5/0x560
[  215.564783]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  215.569970]  ? find_held_lock+0x36/0x1c0
[  215.574029]  ? zap_class+0x640/0x640
[  215.577734]  ? pvclock_read_flags+0x160/0x160
[  215.582220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.587745]  ? check_preemption_disabled+0x48/0x280
[  215.592754]  ? __lock_is_held+0xb5/0x140
[  215.596804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.602328]  ? check_preemption_disabled+0x48/0x280
[  215.607338]  run_timer_softirq+0x52/0xb0
[  215.611399]  ? rcu_read_lock_sched_held+0x14f/0x180
[  215.616405]  __do_softirq+0x308/0xb7e
[  215.620193]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  215.624687]  ? lock_downgrade+0x900/0x900
[  215.628826]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  215.633918]  ? pvclock_read_flags+0x160/0x160
[  215.638399]  ? lapic_next_event+0x5a/0x90
[  215.642534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.648058]  ? kvm_clock_read+0x18/0x30
[  215.652017]  ? kvm_sched_clock_read+0x9/0x20
[  215.656416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.661939]  ? check_preemption_disabled+0x48/0x280
[  215.666949]  irq_exit+0x17f/0x1c0
[  215.670389]  smp_apic_timer_interrupt+0x1cb/0x760
[  215.675218]  ? smp_reschedule_interrupt+0x109/0x650
[  215.680225]  ? smp_call_function_single_interrupt+0x650/0x650
[  215.686099]  ? interrupt_entry+0xb5/0xc0
[  215.690148]  ? trace_hardirqs_off_caller+0xbb/0x310
[  215.695152]  ? trace_hardirqs_off_caller+0xbb/0x310
[  215.700156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.704990]  ? trace_hardirqs_on_caller+0x310/0x310
[  215.710010]  ? trace_hardirqs_on_caller+0x310/0x310
[  215.715013]  ? task_prio+0x50/0x50
[  215.718539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.724078]  ? check_preemption_disabled+0x48/0x280
[  215.729083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  215.733931]  apic_timer_interrupt+0xf/0x20
[  215.738146]  </IRQ>
[  215.740377] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  215.746252] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  215.765144] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  215.772835] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  215.780089] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  215.787345] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  215.794598] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  215.801853] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  215.809129]  ? save_stack+0xa9/0xd0
[  215.812758]  __kmalloc_node_track_caller+0x3c/0x70
[  215.817676]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  215.822424]  pskb_expand_head+0x230/0x10f0
[  215.826645]  ? check_preemption_disabled+0x48/0x280
[  215.831649]  ? memcpy+0x45/0x50
[  215.834915]  ? __copy_skb_header+0x350/0x6b0
[  215.839310]  ? skb_release_data+0x880/0x880
[  215.843620]  ? __alloc_skb+0x770/0x770
[  215.847623]  ? __lock_is_held+0xb5/0x140
[  215.851673]  ? kasan_check_write+0x14/0x20
[  215.855892]  ? __skb_clone+0x6c7/0xa00
[  215.859768]  ? __copy_skb_header+0x6b0/0x6b0
[  215.864161]  ? kmem_cache_alloc+0x33a/0x730
[  215.868469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.873996]  skb_ensure_writable+0x3dd/0x640
[  215.878404]  ? skb_checksum_setup+0xaa0/0xaa0
[  215.882889]  ? preempt_notifier_register+0x200/0x200
[  215.887982]  ? __switch_to_asm+0x34/0x70
[  215.892030]  ? __switch_to_asm+0x34/0x70
[  215.896075]  ? __switch_to_asm+0x40/0x70
[  215.900122]  ? __switch_to_asm+0x34/0x70
[  215.904169]  ? __switch_to_asm+0x40/0x70
[  215.908214]  ? __switch_to_asm+0x40/0x70
[  215.912278]  ? __switch_to_asm+0x34/0x70
[  215.916322]  ? __switch_to_asm+0x34/0x70
[  215.920366]  ? __switch_to_asm+0x40/0x70
[  215.924411]  ? __switch_to_asm+0x34/0x70
[  215.928464]  bpf_clone_redirect+0x14a/0x490
[  215.932776]  bpf_prog_210052181be91187+0x25d/0x1000
[  215.937779]  ? __sched_text_start+0x8/0x8
[  215.941915]  ? retint_kernel+0x2d/0x2d
[  215.945806]  ? trace_hardirqs_on_caller+0xc0/0x310
[  215.950723]  ? find_held_lock+0x36/0x1c0
[  215.954775]  ? lock_acquire+0x1ed/0x520
[  215.958736]  ? bpf_test_run+0x3cb/0x780
[  215.962698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  215.968224]  ? check_preemption_disabled+0x48/0x280
[  215.973247]  ? kasan_check_read+0x11/0x20
[  215.977400]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  215.982662]  ? rcu_softirq_qs+0x20/0x20
[  215.986652]  ? preempt_schedule+0x4d/0x60
[  215.990788]  ? ___preempt_schedule+0x16/0x18
[  215.995199]  ? bpf_test_run+0x25d/0x780
[  215.999176]  ? netlink_diag_dump+0x2a0/0x2a0
[  216.003575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.009101]  ? bpf_test_init.isra.10+0x70/0x100
[  216.013759]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  216.018508]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  216.023345]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  216.028868]  ? fput+0x130/0x1a0
[  216.032136]  ? __bpf_prog_get+0x9b/0x290
[  216.036283]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  216.041128]  ? bpf_prog_test_run+0x130/0x1a0
[  216.045527]  ? __x64_sys_bpf+0x3d8/0x520
[  216.049572]  ? bpf_prog_get+0x20/0x20
[  216.053365]  ? do_syscall_64+0x142/0x820
[  216.057430]  ? do_syscall_64+0x157/0x820
[  216.061483]  ? do_syscall_64+0x1b9/0x820
[  216.065527]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  216.070877]  ? syscall_return_slowpath+0x5e0/0x5e0
[  216.075803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.080630]  ? trace_hardirqs_on_caller+0x310/0x310
[  216.085721]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  216.090725]  ? prepare_exit_to_usermode+0x291/0x3b0
[  216.095733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.100567]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  216.105927] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  216.105931] warn_alloc_show_mem: 1 callbacks suppressed
[  216.105936] Mem-Info:
[  216.113194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  216.118550] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  216.118550]  active_file:14 inactive_file:13 isolated_file:0
[  216.118550]  unevictable:0 dirty:0 writeback:0 unstable:0
[  216.118550]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  216.118550]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  216.118550]  free:13753 free_pcp:301 free_cma:0
[  216.120914] Call Trace:
[  216.130276] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  216.163206]  <IRQ>
[  216.165777] Node 0 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
[  216.193611]  dump_stack+0x244/0x39d
[  216.195728] lowmem_reserve[]: 0 2818 6321 6321
[  216.221820]  ? dump_stack_print_info.cold.1+0x20/0x20
[  216.225414] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  216.229987]  warn_alloc.cold.116+0xb7/0x1bd
[  216.235222] lowmem_reserve[]: 0 0 3503 3503
[  216.263045]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  216.267346] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  216.271649]  ? lock_downgrade+0x900/0x900
[  216.276450] lowmem_reserve[]: 0 0 0 0
[  216.305498]  ? trace_hardirqs_off+0xb8/0x310
[  216.309609] 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
[  216.313393]  ? trace_hardirqs_off+0xb8/0x310
[  216.317872] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  216.331393]  __alloc_pages_slowpath+0x26e8/0x2e10
[  216.335769] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  216.351966]  ? warn_alloc+0x120/0x120
[  216.356768] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  216.371655]  ? warn_alloc+0x120/0x120
[  216.375426] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  216.384234]  ? warn_alloc+0x120/0x120
[  216.388004] 4367 total pagecache pages
[  216.396557]  ? print_usage_bug+0xc0/0xc0
[  216.400325] 0 pages in swap cache
[  216.404204]  ? print_usage_bug+0xc0/0xc0
[  216.408234] Swap cache stats: add 0, delete 0, find 0/0
[  216.411662]  ? rcu_irq_exit+0x1a2/0x390
[  216.415688] Free swap  = 0kB
[  216.421144]  ? print_usage_bug+0xc0/0xc0
[  216.425175] Total swap = 0kB
[  216.428170]  ? kvm_clock_read+0x18/0x30
[  216.432198] 1965979 pages RAM
[  216.435195]  ? kvm_sched_clock_read+0x9/0x20
[  216.435213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  216.439149] 0 pages HighMem/MovableOnly
[  216.442240]  ? should_fail+0x22d/0xd01
[  216.446617] 342853 pages reserved
[  216.446623] 0 pages cma reserved
[  216.452153]  ? __lock_acquire+0x62f/0x4c20
[  216.456149] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  216.459970]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  216.459982]  ? __lock_acquire+0x62f/0x4c20
[  216.459998]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  216.463475] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  216.466783]  ? __lock_acquire+0x62f/0x4c20
[  216.470982] syz-executor4 cpuset=syz4 mems_allowed=0
[  216.477445]  ? should_fail+0x22d/0xd01
[  216.477465]  ? mark_held_locks+0x130/0x130
[  216.519640]  ? mark_held_locks+0x130/0x130
[  216.523865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.529391]  ? check_preemption_disabled+0x48/0x280
[  216.534394]  ? zap_class+0x640/0x640
[  216.538225]  ? print_usage_bug+0xc0/0xc0
[  216.542273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.547794]  ? check_preemption_disabled+0x48/0x280
[  216.552801]  ? __lock_is_held+0xb5/0x140
[  216.556855]  __alloc_pages_nodemask+0xa80/0xde0
[  216.561511]  ? zap_class+0x640/0x640
[  216.565216]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  216.570228]  ? find_held_lock+0x36/0x1c0
[  216.574282]  ? ____cache_alloc_node+0x1c7/0x1e0
[  216.578941]  ? lock_downgrade+0x900/0x900
[  216.583077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.588604]  cache_grow_begin+0xa5/0x8c0
[  216.592651]  ? do_raw_spin_unlock+0xa7/0x330
[  216.597155]  fallback_alloc+0x204/0x2e0
[  216.601239]  ____cache_alloc_node+0x1c7/0x1e0
[  216.605725]  kmem_cache_alloc_node+0xe3/0x730
[  216.610209]  ? ipv6_get_ifaddr+0x42e/0x620
[  216.614439]  __alloc_skb+0x119/0x770
[  216.618139]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  216.623403]  ? netdev_alloc_frag+0x1f0/0x1f0
[  216.627800]  ? lock_downgrade+0x900/0x900
[  216.631942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.637476]  ? refcount_sub_and_test_checked+0x203/0x310
[  216.642917]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  216.648356]  ? addrconf_rs_timer+0x690/0x690
[  216.652758]  ndisc_alloc_skb+0x144/0x340
[  216.656811]  ndisc_send_rs+0x331/0x6e0
[  216.660688]  addrconf_rs_timer+0x314/0x690
[  216.665021]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.669253]  call_timer_fn+0x272/0x920
[  216.673130]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.677352]  ? process_timeout+0x40/0x40
[  216.681404]  ? mark_held_locks+0xc7/0x130
[  216.685539]  ? _raw_spin_unlock_irq+0x27/0x80
[  216.690042]  ? _raw_spin_unlock_irq+0x27/0x80
[  216.694523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.698745]  ? lockdep_hardirqs_on+0x296/0x5b0
[  216.703317]  ? trace_hardirqs_on+0xbd/0x310
[  216.707628]  ? kasan_check_read+0x11/0x20
[  216.711766]  ? __run_timers+0x7da/0xc70
[  216.715729]  ? trace_hardirqs_off_caller+0x310/0x310
[  216.720863]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  216.725089]  __run_timers+0x7e5/0xc70
[  216.728893]  ? timer_fixup_init+0x70/0x70
[  216.733027]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  216.738048]  ? zap_class+0x640/0x640
[  216.741751]  ? print_usage_bug+0xc0/0xc0
[  216.745804]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  216.750990]  ? find_held_lock+0x36/0x1c0
[  216.755044]  ? zap_class+0x640/0x640
[  216.758750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.764463]  ? check_preemption_disabled+0x48/0x280
[  216.769474]  ? __lock_is_held+0xb5/0x140
[  216.773524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.779050]  ? check_preemption_disabled+0x48/0x280
[  216.784057]  run_timer_softirq+0x52/0xb0
[  216.788102]  ? rcu_read_lock_sched_held+0x14f/0x180
[  216.793127]  __do_softirq+0x308/0xb7e
[  216.796916]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  216.801396]  ? lock_downgrade+0x900/0x900
[  216.805533]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  216.810650]  ? pvclock_read_flags+0x160/0x160
[  216.815135]  ? lapic_next_event+0x5a/0x90
[  216.819273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.824799]  ? kvm_clock_read+0x18/0x30
[  216.828762]  ? kvm_sched_clock_read+0x9/0x20
[  216.833157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.838690]  ? check_preemption_disabled+0x48/0x280
[  216.843697]  irq_exit+0x17f/0x1c0
[  216.847139]  smp_apic_timer_interrupt+0x1cb/0x760
[  216.851970]  ? smp_reschedule_interrupt+0x109/0x650
[  216.857009]  ? smp_call_function_single_interrupt+0x650/0x650
[  216.862884]  ? interrupt_entry+0xb5/0xc0
[  216.866967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  216.871967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  216.876970]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.881800]  ? trace_hardirqs_on_caller+0x310/0x310
[  216.886802]  ? trace_hardirqs_on_caller+0x310/0x310
[  216.891806]  ? task_prio+0x50/0x50
[  216.895335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  216.900855]  ? check_preemption_disabled+0x48/0x280
[  216.905877]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  216.910712]  apic_timer_interrupt+0xf/0x20
[  216.914926]  </IRQ>
[  216.917148] RIP: 0010:console_unlock+0x102f/0x1190
[  216.922081] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  216.940966] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  216.948661] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  216.955916] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  216.963172] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  216.970514] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  216.977771] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  216.985041]  ? netconsole_netdev_event+0x280/0x280
[  216.989960]  ? console_unlock+0x1026/0x1190
[  216.994282]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  216.998937]  ? vprintk_emit+0x846/0x990
[  217.002897]  ? lock_release+0xa00/0xa00
[  217.006856]  ? trace_hardirqs_on+0x70/0x310
[  217.011169]  ? vprintk_default+0x28/0x30
[  217.015216]  ? trace_hardirqs_off_caller+0x310/0x310
[  217.020325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.025851]  vprintk_emit+0x391/0x990
[  217.029649]  ? wake_up_klogd+0x180/0x180
[  217.033711]  ? find_held_lock+0x11/0x1c0
[  217.037764]  ? mark_held_locks+0xc7/0x130
[  217.041897]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.046376]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.050869]  vprintk_default+0x28/0x30
[  217.054743]  vprintk_func+0x7e/0x181
[  217.058448]  printk+0xa7/0xcf
[  217.061549]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  217.066295]  ? _raw_spin_unlock_irq+0x60/0x80
[  217.070784]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  217.076055]  dump_header+0x7cc/0xf72
[  217.079763]  ? pagefault_out_of_memory+0x197/0x197
[  217.084687]  ? percpu_ref_get_many+0x240/0x240
[  217.089266]  ? zap_class+0x640/0x640
[  217.092967]  ? print_usage_bug+0xc0/0xc0
[  217.097019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.102545]  ? find_held_lock+0x36/0x1c0
[  217.106603]  ? mark_held_locks+0xc7/0x130
[  217.110743]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  217.115833]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  217.120928]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  217.125496]  ? trace_hardirqs_on+0xbd/0x310
[  217.129802]  ? kasan_check_read+0x11/0x20
[  217.133938]  ? ___ratelimit+0x3b4/0x672
[  217.137915]  ? trace_hardirqs_off_caller+0x310/0x310
[  217.143008]  ? trace_hardirqs_on+0x310/0x310
[  217.147407]  ? lock_downgrade+0x900/0x900
[  217.151546]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  217.156646]  ? ___ratelimit+0x3b9/0x672
[  217.160616]  ? idr_get_free+0xf70/0xf70
[  217.164578]  ? find_held_lock+0x36/0x1c0
[  217.168836]  oom_kill_process.cold.27+0x10/0x903
[  217.173582]  ? zap_class+0x640/0x640
[  217.177288]  ? check_preemption_disabled+0x48/0x280
[  217.182292]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  217.187211]  ? kasan_check_read+0x11/0x20
[  217.191347]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  217.196616]  ? oom_evaluate_task+0x540/0x540
[  217.201017]  ? find_held_lock+0x36/0x1c0
[  217.205069]  ? out_of_memory+0x974/0x1430
[  217.209206]  ? lock_downgrade+0x900/0x900
[  217.213343]  ? check_preemption_disabled+0x48/0x280
[  217.218358]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  217.223276]  ? kasan_check_read+0x11/0x20
[  217.227411]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  217.232672]  ? rcu_softirq_qs+0x20/0x20
[  217.236636]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.242156]  ? oom_evaluate_task+0x302/0x540
[  217.246552]  out_of_memory+0xa84/0x1430
[  217.250518]  ? oom_killer_disable+0x3a0/0x3a0
[  217.254997]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  217.259917]  ? __ww_mutex_check_waiters+0x160/0x160
[  217.264928]  __alloc_pages_slowpath+0x2354/0x2e10
[  217.269766]  ? do_raw_spin_trylock+0x270/0x270
[  217.274348]  ? warn_alloc+0x120/0x120
[  217.278155]  ? debug_check_no_obj_freed+0x305/0x58d
[  217.283164]  ? drain_local_pages_wq+0x40/0x40
[  217.287648]  ? __lock_acquire+0x62f/0x4c20
[  217.291874]  ? trace_hardirqs_on+0x310/0x310
[  217.296275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.301808]  ? should_fail+0x22d/0xd01
[  217.305688]  ? mark_held_locks+0x130/0x130
[  217.309929]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  217.315031]  ? zap_class+0x640/0x640
[  217.318733]  ? trace_hardirqs_on+0x310/0x310
[  217.323155]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  217.328693]  ? __lock_is_held+0xb5/0x140
[  217.332750]  ? lock_release+0xa00/0xa00
[  217.336710]  ? perf_trace_sched_process_exec+0x860/0x860
[  217.342153]  ? __might_sleep+0x95/0x190
[  217.346115]  __alloc_pages_nodemask+0xa80/0xde0
[  217.350862]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  217.355867]  ? lock_downgrade+0x900/0x900
[  217.360003]  ? check_preemption_disabled+0x48/0x280
[  217.365012]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  217.370118]  ? kasan_check_read+0x11/0x20
[  217.374256]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  217.379639]  ? unwind_dump+0x190/0x190
[  217.383524]  ? is_bpf_text_address+0xd3/0x170
[  217.388012]  ? kernel_text_address+0x79/0xf0
[  217.392425]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  217.397965]  alloc_pages_current+0x173/0x350
[  217.402364]  depot_save_stack+0x3f1/0x470
[  217.406501]  save_stack+0xa9/0xd0
[  217.409956]  ? save_stack+0x43/0xd0
[  217.413571]  ? kasan_kmalloc+0xc7/0xe0
[  217.417458]  ? kasan_slab_alloc+0x12/0x20
[  217.421595]  ? kmem_cache_alloc_node+0x131/0x730
[  217.426450]  ? __alloc_skb+0x119/0x770
[  217.430324]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  217.435064]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  217.440063]  ? rtmsg_ifinfo+0x8c/0xa0
[  217.443857]  ? dev_close_many+0x3be/0x860
[  217.447994]  ? rollback_registered_many+0x543/0x1250
[  217.453079]  ? rollback_registered+0x1e9/0x420
[  217.457645]  ? unregister_netdevice_queue+0x321/0x5e0
[  217.462829]  ? __tun_detach+0x11b8/0x15c0
[  217.466966]  ? tun_chr_close+0xe3/0x180
[  217.470928]  ? __fput+0x385/0xa30
[  217.474369]  ? ____fput+0x15/0x20
[  217.477806]  ? task_work_run+0x1e8/0x2a0
[  217.481860]  ? do_exit+0x1ad6/0x26d0
[  217.485562]  ? do_group_exit+0x177/0x440
[  217.489614]  ? get_signal+0x8b0/0x1980
[  217.493492]  ? do_signal+0x9c/0x21c0
[  217.497192]  ? exit_to_usermode_loop+0x2e5/0x380
[  217.501935]  ? do_syscall_64+0x6be/0x820
[  217.505977]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  217.511324]  ? lock_downgrade+0x900/0x900
[  217.515474]  ? quarantine_reduce+0x163/0x1a0
[  217.519870]  ? trace_hardirqs_off_caller+0x310/0x310
[  217.524958]  ? ___cache_free+0x2e/0x380
[  217.528929]  ? quarantine_reduce+0x189/0x1a0
[  217.533328]  ? kasan_unpoison_shadow+0x35/0x50
[  217.537896]  kasan_kmalloc+0xc7/0xe0
[  217.541599]  kasan_slab_alloc+0x12/0x20
[  217.545559]  kmem_cache_alloc_node+0x131/0x730
[  217.550133]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  217.555051]  __alloc_skb+0x119/0x770
[  217.558756]  ? netdev_alloc_frag+0x1f0/0x1f0
[  217.563164]  ? if_nlmsg_size+0x5d1/0xbb0
[  217.567218]  ? rtnetlink_put_metrics+0x690/0x690
[  217.571967]  ? sk_psock_stop_strp+0x120/0x120
[  217.576445]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  217.581443]  ? netif_tx_stop_all_queues+0xd9/0x110
[  217.586378]  rtmsg_ifinfo_build_skb+0x74/0x190
[  217.590949]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  217.595782]  rtmsg_ifinfo+0x8c/0xa0
[  217.599406]  dev_close_many+0x3be/0x860
[  217.603379]  ? dev_fill_metadata_dst+0x840/0x840
[  217.608125]  ? find_held_lock+0x36/0x1c0
[  217.612179]  ? __queue_work+0x671/0x1440
[  217.616229]  ? lock_downgrade+0x900/0x900
[  217.620368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.625888]  ? rtnl_is_locked+0xb5/0xf0
[  217.629849]  ? rtnl_trylock+0x20/0x20
[  217.633632]  ? do_raw_spin_unlock+0xa7/0x330
[  217.638030]  ? do_raw_spin_trylock+0x270/0x270
[  217.642602]  rollback_registered_many+0x543/0x1250
[  217.647520]  ? generic_xdp_install+0x5a0/0x5a0
[  217.652093]  ? flush_rcu_work+0x90/0x90
[  217.656052]  ? zap_class+0x640/0x640
[  217.659752]  ? print_usage_bug+0xc0/0xc0
[  217.663813]  ? print_usage_bug+0xc0/0xc0
[  217.667878]  ? zap_class+0x640/0x640
[  217.671713]  ? print_usage_bug+0xc0/0xc0
[  217.675764]  ? find_held_lock+0x36/0x1c0
[  217.679837]  ? mark_held_locks+0xc7/0x130
[  217.683977]  rollback_registered+0x1e9/0x420
[  217.688374]  ? lockdep_hardirqs_on+0x321/0x5b0
[  217.692941]  ? rollback_registered_many+0x1250/0x1250
[  217.698117]  ? trace_hardirqs_on+0xbd/0x310
[  217.702427]  ? linkwatch_schedule_work+0x150/0x170
[  217.707359]  ? trace_hardirqs_off_caller+0x310/0x310
[  217.712454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.717978]  ? rtnl_is_locked+0xb5/0xf0
[  217.721969]  ? rtnl_trylock+0x20/0x20
[  217.725776]  ? queue_delayed_work_on+0x130/0x1f0
[  217.730528]  unregister_netdevice_queue+0x321/0x5e0
[  217.735542]  ? rollback_registered+0x420/0x420
[  217.740115]  ? linkwatch_schedule_work+0x170/0x170
[  217.745031]  ? tun_setup+0x2d0/0x2d0
[  217.748730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.754255]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  217.759603]  ? __tun_detach+0x6ba/0x15c0
[  217.763654]  __tun_detach+0x11b8/0x15c0
[  217.767612]  ? __call_rcu.constprop.55+0x3ea/0x950
[  217.772525]  ? __call_rcu.constprop.55+0x3ea/0x950
[  217.777456]  ? tun_attach+0x1900/0x1900
[  217.781417]  ? trace_hardirqs_off_caller+0x310/0x310
[  217.786507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.792039]  ? check_preemption_disabled+0x48/0x280
[  217.797044]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  217.801623]  ? zap_class+0x640/0x640
[  217.805321]  ? fsnotify+0x4e5/0xf20
[  217.808936]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  217.814461]  ? locks_remove_file+0x3c6/0x5c0
[  217.818861]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  217.824385]  ? ima_file_free+0x132/0x650
[  217.828436]  ? __lock_is_held+0xb5/0x140
[  217.832487]  ? __tun_detach+0x15c0/0x15c0
[  217.836639]  ? __tun_detach+0x15c0/0x15c0
[  217.840775]  tun_chr_close+0xe3/0x180
[  217.844571]  __fput+0x385/0xa30
[  217.847845]  ? get_max_files+0x20/0x20
[  217.851723]  ? perf_trace_sched_process_exec+0x860/0x860
[  217.857163]  ____fput+0x15/0x20
[  217.860431]  task_work_run+0x1e8/0x2a0
[  217.864318]  ? task_work_cancel+0x240/0x240
[  217.868630]  ? switch_task_namespaces+0xb8/0xd0
[  217.873287]  do_exit+0x1ad6/0x26d0
[  217.876820]  ? mm_update_next_owner+0x990/0x990
[  217.881477]  ? print_usage_bug+0xc0/0xc0
[  217.885527]  ? find_held_lock+0x36/0x1c0
[  217.889612]  ? mark_held_locks+0x130/0x130
[  217.893928]  ? __lock_acquire+0x62f/0x4c20
[  217.898149]  ? pipe_wait+0x266/0x2c0
[  217.901857]  ? lock_release+0xa00/0xa00
[  217.905824]  ? mark_held_locks+0x130/0x130
[  217.910053]  ? __mutex_lock+0x85e/0x16f0
[  217.914188]  ? __switch_to_asm+0x40/0x70
[  217.918240]  ? pipe_wait+0x266/0x2c0
[  217.921940]  ? __switch_to_asm+0x34/0x70
[  217.925986]  ? __switch_to_asm+0x40/0x70
[  217.930038]  ? mutex_trylock+0x2b0/0x2b0
[  217.934090]  ? zap_class+0x640/0x640
[  217.937802]  ? zap_class+0x640/0x640
[  217.941498]  ? find_held_lock+0x36/0x1c0
[  217.945556]  ? memset+0x31/0x40
[  217.948828]  ? find_held_lock+0x36/0x1c0
[  217.952879]  ? get_signal+0x95b/0x1980
[  217.956751]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.961235]  ? _raw_spin_unlock_irq+0x27/0x80
[  217.965720]  do_group_exit+0x177/0x440
[  217.969596]  ? trace_hardirqs_off_caller+0x310/0x310
[  217.974684]  ? __ia32_sys_exit+0x50/0x50
[  217.978736]  get_signal+0x8b0/0x1980
[  217.982442]  ? ptrace_notify+0x130/0x130
[  217.986493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  217.992028]  ? pipe_read+0x702/0x940
[  217.995735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.001265]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.006795]  ? __vfs_read+0x11f/0x9b0
[  218.010601]  do_signal+0x9c/0x21c0
[  218.014243]  ? fsnotify+0xf20/0xf20
[  218.017862]  ? setup_sigcontext+0x7d0/0x7d0
[  218.022173]  ? exit_to_usermode_loop+0x8c/0x380
[  218.026827]  ? exit_to_usermode_loop+0x8c/0x380
[  218.031497]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  218.036064]  ? trace_hardirqs_on+0xbd/0x310
[  218.040370]  ? do_syscall_64+0x6be/0x820
[  218.044429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.049957]  exit_to_usermode_loop+0x2e5/0x380
[  218.054552]  ? __bpf_trace_sys_exit+0x30/0x30
[  218.059044]  do_syscall_64+0x6be/0x820
[  218.062939]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  218.068309]  ? syscall_return_slowpath+0x5e0/0x5e0
[  218.073333]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.078162]  ? trace_hardirqs_on_caller+0x310/0x310
[  218.083169]  ? prepare_exit_to_usermode+0x291/0x3b0
[  218.088179]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.093012]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  218.098190] RIP: 0033:0x410fa0
[  218.101387] Code: Bad RIP value.
[  218.104734] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  218.112431] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  218.119689] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  218.126946] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  218.134201] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  218.141457] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  218.148821] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  218.148914] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  218.156085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  218.156089] Call Trace:
[  218.156094]  <IRQ>
[  218.156110]  dump_stack+0x244/0x39d
[  218.156126]  ? dump_stack_print_info.cold.1+0x20/0x20
[  218.162674] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  218.172198]  warn_alloc.cold.116+0xb7/0x1bd
[  218.174744] syz-executor5 cpuset=syz5 mems_allowed=0
[  218.176883]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  218.210472]  ? lock_downgrade+0x900/0x900
[  218.214614]  ? trace_hardirqs_off+0xb8/0x310
[  218.219033]  ? trace_hardirqs_off+0xb8/0x310
[  218.223432]  __alloc_pages_slowpath+0x26e8/0x2e10
[  218.228282]  ? warn_alloc+0x120/0x120
[  218.232070]  ? print_usage_bug+0xc0/0xc0
[  218.236117]  ? warn_alloc+0x120/0x120
[  218.239908]  ? warn_alloc+0x120/0x120
[  218.243702]  ? print_usage_bug+0xc0/0xc0
[  218.247765]  ? print_usage_bug+0xc0/0xc0
[  218.251813]  ? __lock_acquire+0x62f/0x4c20
[  218.256040]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.261561]  ? should_fail+0x22d/0xd01
[  218.265440]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.270529]  ? __lock_acquire+0x62f/0x4c20
[  218.274758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  218.279846]  ? __lock_acquire+0x62f/0x4c20
[  218.284152]  ? should_fail+0x22d/0xd01
[  218.288031]  ? find_held_lock+0x36/0x1c0
[  218.292087]  ? mark_held_locks+0x130/0x130
[  218.296310]  ? mark_held_locks+0x130/0x130
[  218.300528]  ? zap_class+0x640/0x640
[  218.304229]  ? zap_class+0x640/0x640
[  218.307928]  ? print_usage_bug+0xc0/0xc0
[  218.311985]  ? do_raw_spin_unlock+0xa7/0x330
[  218.316393]  ? zap_class+0x640/0x640
[  218.320103]  ? print_usage_bug+0xc0/0xc0
[  218.324149]  ? wq_watchdog_touch+0x9c/0xfe
[  218.328373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.333899]  ? check_preemption_disabled+0x48/0x280
[  218.339080]  ? __lock_is_held+0xb5/0x140
[  218.343131]  __alloc_pages_nodemask+0xa80/0xde0
[  218.347784]  ? zap_class+0x640/0x640
[  218.351489]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  218.356498]  ? find_held_lock+0x36/0x1c0
[  218.360554]  ? ____cache_alloc_node+0x1c7/0x1e0
[  218.365211]  ? lock_downgrade+0x900/0x900
[  218.369349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.374873]  cache_grow_begin+0xa5/0x8c0
[  218.378918]  ? do_raw_spin_unlock+0xa7/0x330
[  218.383319]  fallback_alloc+0x204/0x2e0
[  218.387286]  ____cache_alloc_node+0x1c7/0x1e0
[  218.391770]  kmem_cache_alloc_node+0xe3/0x730
[  218.396251]  ? ipv6_get_ifaddr+0x42e/0x620
[  218.400481]  __alloc_skb+0x119/0x770
[  218.404182]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  218.409446]  ? netdev_alloc_frag+0x1f0/0x1f0
[  218.413839]  ? lock_downgrade+0x900/0x900
[  218.417976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.423502]  ? refcount_sub_and_test_checked+0x203/0x310
[  218.428939]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  218.434374]  ? addrconf_rs_timer+0x690/0x690
[  218.438782]  ndisc_alloc_skb+0x144/0x340
[  218.442834]  ndisc_send_rs+0x331/0x6e0
[  218.446710]  addrconf_rs_timer+0x314/0x690
[  218.450942]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.455170]  call_timer_fn+0x272/0x920
[  218.459043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.463280]  ? process_timeout+0x40/0x40
[  218.467347]  ? __run_timers+0x7da/0xc70
[  218.471407]  ? _raw_spin_unlock_irq+0x27/0x80
[  218.475888]  ? _raw_spin_unlock_irq+0x27/0x80
[  218.480365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.484672]  ? lockdep_hardirqs_on+0x296/0x5b0
[  218.489242]  ? trace_hardirqs_on+0xbd/0x310
[  218.493550]  ? kasan_check_read+0x11/0x20
[  218.497690]  ? __run_timers+0x7da/0xc70
[  218.501669]  ? trace_hardirqs_off_caller+0x310/0x310
[  218.506761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.510994]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  218.515211]  __run_timers+0x7e5/0xc70
[  218.519008]  ? timer_fixup_init+0x70/0x70
[  218.523142]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  218.528146]  ? zap_class+0x640/0x640
[  218.531846]  ? enqueue_hrtimer+0x1a5/0x560
[  218.536070]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  218.541262]  ? find_held_lock+0x36/0x1c0
[  218.545312]  ? zap_class+0x640/0x640
[  218.549016]  ? pvclock_read_flags+0x160/0x160
[  218.553498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.559021]  ? check_preemption_disabled+0x48/0x280
[  218.564027]  ? __lock_is_held+0xb5/0x140
[  218.568072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.573592]  ? check_preemption_disabled+0x48/0x280
[  218.578596]  run_timer_softirq+0x52/0xb0
[  218.582641]  ? rcu_read_lock_sched_held+0x14f/0x180
[  218.587645]  __do_softirq+0x308/0xb7e
[  218.591432]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  218.595911]  ? lock_downgrade+0x900/0x900
[  218.600049]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  218.605142]  ? pvclock_read_flags+0x160/0x160
[  218.609629]  ? lapic_next_event+0x5a/0x90
[  218.613869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.619392]  ? kvm_clock_read+0x18/0x30
[  218.623348]  ? kvm_sched_clock_read+0x9/0x20
[  218.627833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.633357]  ? check_preemption_disabled+0x48/0x280
[  218.638368]  irq_exit+0x17f/0x1c0
[  218.641809]  smp_apic_timer_interrupt+0x1cb/0x760
[  218.646635]  ? smp_reschedule_interrupt+0x109/0x650
[  218.651651]  ? smp_call_function_single_interrupt+0x650/0x650
[  218.657530]  ? interrupt_entry+0xb5/0xc0
[  218.661583]  ? trace_hardirqs_off_caller+0xbb/0x310
[  218.666583]  ? trace_hardirqs_off_caller+0xbb/0x310
[  218.671585]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.676412]  ? trace_hardirqs_on_caller+0x310/0x310
[  218.681415]  ? trace_hardirqs_on_caller+0x310/0x310
[  218.686415]  ? task_prio+0x50/0x50
[  218.689945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.695470]  ? check_preemption_disabled+0x48/0x280
[  218.700484]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  218.705318]  apic_timer_interrupt+0xf/0x20
[  218.709535]  </IRQ>
[  218.711760] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  218.717632] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  218.736517] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  218.744207] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  218.751459] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  218.758729] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  218.765983] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  218.773237] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  218.780510]  ? save_stack+0xa9/0xd0
[  218.784129]  __kmalloc_node_track_caller+0x3c/0x70
[  218.789044]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  218.793791]  pskb_expand_head+0x230/0x10f0
[  218.798010]  ? check_preemption_disabled+0x48/0x280
[  218.803016]  ? memcpy+0x45/0x50
[  218.806283]  ? __copy_skb_header+0x350/0x6b0
[  218.810678]  ? skb_release_data+0x880/0x880
[  218.814987]  ? __alloc_skb+0x770/0x770
[  218.818865]  ? __lock_is_held+0xb5/0x140
[  218.822919]  ? kasan_check_write+0x14/0x20
[  218.827138]  ? __skb_clone+0x6c7/0xa00
[  218.831014]  ? __copy_skb_header+0x6b0/0x6b0
[  218.835404]  ? kmem_cache_alloc+0x33a/0x730
[  218.839717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.845258]  skb_ensure_writable+0x3dd/0x640
[  218.849654]  ? skb_checksum_setup+0xaa0/0xaa0
[  218.854143]  ? preempt_notifier_register+0x200/0x200
[  218.859229]  ? __switch_to_asm+0x34/0x70
[  218.863275]  ? __switch_to_asm+0x34/0x70
[  218.867319]  ? __switch_to_asm+0x40/0x70
[  218.871362]  ? __switch_to_asm+0x34/0x70
[  218.875405]  ? __switch_to_asm+0x40/0x70
[  218.879451]  ? __switch_to_asm+0x40/0x70
[  218.883494]  ? __switch_to_asm+0x34/0x70
[  218.887539]  ? __switch_to_asm+0x34/0x70
[  218.891582]  ? __switch_to_asm+0x40/0x70
[  218.895625]  ? __switch_to_asm+0x34/0x70
[  218.899678]  bpf_clone_redirect+0x14a/0x490
[  218.904000]  bpf_prog_210052181be91187+0x25d/0x1000
[  218.909001]  ? __sched_text_start+0x8/0x8
[  218.913136]  ? retint_kernel+0x2d/0x2d
[  218.917011]  ? trace_hardirqs_on_caller+0xc0/0x310
[  218.921929]  ? find_held_lock+0x36/0x1c0
[  218.925984]  ? lock_acquire+0x1ed/0x520
[  218.929944]  ? bpf_test_run+0x3cb/0x780
[  218.933909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  218.939431]  ? check_preemption_disabled+0x48/0x280
[  218.944435]  ? kasan_check_read+0x11/0x20
[  218.948567]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  218.953830]  ? rcu_softirq_qs+0x20/0x20
[  218.957790]  ? preempt_schedule+0x4d/0x60
[  218.961927]  ? ___preempt_schedule+0x16/0x18
[  218.966333]  ? bpf_test_run+0x25d/0x780
[  218.970303]  ? netlink_diag_dump+0x2a0/0x2a0
[  218.974704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  218.980315]  ? bpf_test_init.isra.10+0x70/0x100
[  218.984984]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  218.989735]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  218.994560]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  219.000083]  ? fput+0x130/0x1a0
[  219.003348]  ? __bpf_prog_get+0x9b/0x290
[  219.007397]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  219.012235]  ? bpf_prog_test_run+0x130/0x1a0
[  219.016635]  ? __x64_sys_bpf+0x3d8/0x520
[  219.020689]  ? bpf_prog_get+0x20/0x20
[  219.024483]  ? do_syscall_64+0x142/0x820
[  219.028526]  ? do_syscall_64+0x157/0x820
[  219.032585]  ? do_syscall_64+0x1b9/0x820
[  219.036630]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  219.041978]  ? syscall_return_slowpath+0x5e0/0x5e0
[  219.046891]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.051721]  ? trace_hardirqs_on_caller+0x310/0x310
[  219.056725]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  219.061729]  ? prepare_exit_to_usermode+0x291/0x3b0
[  219.066739]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.071573]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  219.076936] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  219.076941] warn_alloc_show_mem: 1 callbacks suppressed
[  219.076946] Mem-Info:
[  219.084202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  219.089554] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  219.089554]  active_file:14 inactive_file:13 isolated_file:0
[  219.089554]  unevictable:0 dirty:0 writeback:0 unstable:0
[  219.089554]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  219.089554]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  219.089554]  free:13753 free_pcp:301 free_cma:0
[  219.091920] Call Trace:
[  219.101286] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  219.134203]  <IRQ>
[  219.136760] Node 0 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
[  219.164512]  dump_stack+0x244/0x39d
[  219.166638] lowmem_reserve[]: 0 2818 6321 6321
[  219.192855]  ? dump_stack_print_info.cold.1+0x20/0x20
[  219.196539] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  219.201126]  warn_alloc.cold.116+0xb7/0x1bd
[  219.206285] lowmem_reserve[]: 0 0 3503 3503
[  219.234106]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  219.238393] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  219.242697]  ? lock_downgrade+0x900/0x900
[  219.247502] lowmem_reserve[]: 0 0 0 0
[  219.276542]  ? trace_hardirqs_off+0xb8/0x310
[  219.280652] 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
[  219.284442]  ? trace_hardirqs_off+0xb8/0x310
[  219.288816] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  219.302327]  __alloc_pages_slowpath+0x26e8/0x2e10
[  219.306697] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  219.322387]  ? warn_alloc+0x120/0x120
[  219.327182] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  219.342239]  ? print_usage_bug+0xc0/0xc0
[  219.346010] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  219.354820]  ? warn_alloc+0x120/0x120
[  219.358849] 4367 total pagecache pages
[  219.367402]  ? warn_alloc+0x120/0x120
[  219.371170] 0 pages in swap cache
[  219.375033]  ? print_usage_bug+0xc0/0xc0
[  219.378803] Swap cache stats: add 0, delete 0, find 0/0
[  219.382233]  ? kvm_clock_read+0x18/0x30
[  219.386275] Free swap  = 0kB
[  219.391615]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  219.395552] Total swap = 0kB
[  219.398559]  ? print_usage_bug+0xc0/0xc0
[  219.403643] 1965979 pages RAM
[  219.406653]  ? __lock_acquire+0x62f/0x4c20
[  219.410681] 0 pages HighMem/MovableOnly
[  219.413769]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  219.418075] 342853 pages reserved
[  219.418081] 0 pages cma reserved
[  219.422037]  ? should_fail+0x22d/0xd01
[  219.427601] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  219.430965]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  219.430980]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.430993]  ? __lock_acquire+0x62f/0x4c20
[  219.434514] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  219.438293]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  219.444749] syz-executor4 cpuset=syz4 mems_allowed=0
[  219.450001]  ? __lock_acquire+0x62f/0x4c20
[  219.450013]  ? should_fail+0x22d/0xd01
[  219.488279]  ? rcu_irq_exit+0x1a2/0x390
[  219.492279]  ? mark_held_locks+0x130/0x130
[  219.496534]  ? mark_held_locks+0x130/0x130
[  219.500761]  ? mark_held_locks+0xc7/0x130
[  219.504894]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  219.509894]  ? zap_class+0x640/0x640
[  219.513595]  ? print_usage_bug+0xc0/0xc0
[  219.517647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.523181]  ? check_preemption_disabled+0x48/0x280
[  219.528189]  ? __lock_is_held+0xb5/0x140
[  219.532240]  __alloc_pages_nodemask+0xa80/0xde0
[  219.536900]  ? zap_class+0x640/0x640
[  219.540601]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  219.545613]  ? find_held_lock+0x36/0x1c0
[  219.549690]  ? ____cache_alloc_node+0x1c7/0x1e0
[  219.554345]  ? lock_downgrade+0x900/0x900
[  219.558492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.564017]  cache_grow_begin+0xa5/0x8c0
[  219.568063]  ? do_raw_spin_unlock+0xa7/0x330
[  219.572470]  fallback_alloc+0x204/0x2e0
[  219.576437]  ____cache_alloc_node+0x1c7/0x1e0
[  219.580920]  kmem_cache_alloc_node+0xe3/0x730
[  219.585414]  ? ipv6_get_ifaddr+0x42e/0x620
[  219.589648]  __alloc_skb+0x119/0x770
[  219.593346]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  219.598611]  ? netdev_alloc_frag+0x1f0/0x1f0
[  219.603023]  ? lock_downgrade+0x900/0x900
[  219.607164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.612690]  ? refcount_sub_and_test_checked+0x203/0x310
[  219.618128]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  219.623562]  ? addrconf_rs_timer+0x690/0x690
[  219.627966]  ndisc_alloc_skb+0x144/0x340
[  219.632018]  ndisc_send_rs+0x331/0x6e0
[  219.635895]  addrconf_rs_timer+0x314/0x690
[  219.640122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.644349]  call_timer_fn+0x272/0x920
[  219.648222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.652442]  ? process_timeout+0x40/0x40
[  219.656511]  ? mark_held_locks+0xc7/0x130
[  219.660651]  ? _raw_spin_unlock_irq+0x27/0x80
[  219.665134]  ? _raw_spin_unlock_irq+0x27/0x80
[  219.669613]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.673838]  ? lockdep_hardirqs_on+0x296/0x5b0
[  219.678406]  ? trace_hardirqs_on+0xbd/0x310
[  219.682713]  ? kasan_check_read+0x11/0x20
[  219.686844]  ? __run_timers+0x7da/0xc70
[  219.690804]  ? trace_hardirqs_off_caller+0x310/0x310
[  219.695896]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.700120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  219.704337]  __run_timers+0x7e5/0xc70
[  219.708134]  ? timer_fixup_init+0x70/0x70
[  219.712268]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  219.717270]  ? zap_class+0x640/0x640
[  219.720974]  ? print_usage_bug+0xc0/0xc0
[  219.725022]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  219.730202]  ? find_held_lock+0x36/0x1c0
[  219.734252]  ? zap_class+0x640/0x640
[  219.737959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.743498]  ? check_preemption_disabled+0x48/0x280
[  219.748507]  ? __lock_is_held+0xb5/0x140
[  219.752562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.758088]  ? check_preemption_disabled+0x48/0x280
[  219.763096]  run_timer_softirq+0x52/0xb0
[  219.767147]  ? rcu_read_lock_sched_held+0x14f/0x180
[  219.772153]  __do_softirq+0x308/0xb7e
[  219.775948]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  219.780431]  ? lock_downgrade+0x900/0x900
[  219.784566]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  219.789669]  ? pvclock_read_flags+0x160/0x160
[  219.794158]  ? lapic_next_event+0x5a/0x90
[  219.798294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.803826]  ? kvm_clock_read+0x18/0x30
[  219.807795]  ? kvm_sched_clock_read+0x9/0x20
[  219.812198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.817732]  ? check_preemption_disabled+0x48/0x280
[  219.822755]  irq_exit+0x17f/0x1c0
[  219.826214]  smp_apic_timer_interrupt+0x1cb/0x760
[  219.831044]  ? smp_reschedule_interrupt+0x109/0x650
[  219.836075]  ? smp_call_function_single_interrupt+0x650/0x650
[  219.841945]  ? interrupt_entry+0xb5/0xc0
[  219.845996]  ? trace_hardirqs_off_caller+0xbb/0x310
[  219.851000]  ? trace_hardirqs_off_caller+0xbb/0x310
[  219.856003]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.860831]  ? trace_hardirqs_on_caller+0x310/0x310
[  219.865832]  ? trace_hardirqs_on_caller+0x310/0x310
[  219.870944]  ? task_prio+0x50/0x50
[  219.874473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  219.880001]  ? check_preemption_disabled+0x48/0x280
[  219.885007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  219.889843]  apic_timer_interrupt+0xf/0x20
[  219.894058]  </IRQ>
[  219.896282] RIP: 0010:console_unlock+0x102f/0x1190
[  219.901203] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  219.920097] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  219.927791] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  219.935048] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  219.942302] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  219.949560] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  219.956813] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  219.964074]  ? netconsole_netdev_event+0x280/0x280
[  219.968992]  ? console_unlock+0x1026/0x1190
[  219.973312]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  219.977969]  ? vprintk_emit+0x846/0x990
[  219.981931]  ? lock_release+0xa00/0xa00
[  219.985899]  ? trace_hardirqs_on+0x70/0x310
[  219.990208]  ? vprintk_default+0x28/0x30
[  219.994254]  ? trace_hardirqs_off_caller+0x310/0x310
[  219.999345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.004876]  vprintk_emit+0x391/0x990
[  220.008664]  ? wake_up_klogd+0x180/0x180
[  220.012715]  ? find_held_lock+0x11/0x1c0
[  220.016772]  ? mark_held_locks+0xc7/0x130
[  220.020908]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.025387]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.029895]  vprintk_default+0x28/0x30
[  220.033770]  vprintk_func+0x7e/0x181
[  220.037471]  printk+0xa7/0xcf
[  220.040567]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  220.045317]  ? _raw_spin_unlock_irq+0x60/0x80
[  220.049809]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  220.055090]  dump_header+0x7cc/0xf72
[  220.058815]  ? pagefault_out_of_memory+0x197/0x197
[  220.063742]  ? percpu_ref_get_many+0x240/0x240
[  220.068317]  ? zap_class+0x640/0x640
[  220.072027]  ? print_usage_bug+0xc0/0xc0
[  220.076077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.081609]  ? find_held_lock+0x36/0x1c0
[  220.085663]  ? mark_held_locks+0xc7/0x130
[  220.089797]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  220.094887]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  220.099975]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  220.104545]  ? trace_hardirqs_on+0xbd/0x310
[  220.108854]  ? kasan_check_read+0x11/0x20
[  220.112989]  ? ___ratelimit+0x3b4/0x672
[  220.116950]  ? trace_hardirqs_off_caller+0x310/0x310
[  220.122057]  ? trace_hardirqs_on+0x310/0x310
[  220.126455]  ? lock_downgrade+0x900/0x900
[  220.130601]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  220.135696]  ? ___ratelimit+0x3b9/0x672
[  220.139675]  ? idr_get_free+0xf70/0xf70
[  220.143634]  ? find_held_lock+0x36/0x1c0
[  220.147687]  oom_kill_process.cold.27+0x10/0x903
[  220.152428]  ? zap_class+0x640/0x640
[  220.156132]  ? check_preemption_disabled+0x48/0x280
[  220.161162]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  220.166076]  ? kasan_check_read+0x11/0x20
[  220.170208]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  220.175473]  ? oom_evaluate_task+0x540/0x540
[  220.179869]  ? find_held_lock+0x36/0x1c0
[  220.183921]  ? out_of_memory+0x974/0x1430
[  220.188074]  ? lock_downgrade+0x900/0x900
[  220.192224]  ? check_preemption_disabled+0x48/0x280
[  220.197227]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  220.202141]  ? kasan_check_read+0x11/0x20
[  220.206277]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  220.211541]  ? rcu_softirq_qs+0x20/0x20
[  220.215504]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.221024]  ? oom_evaluate_task+0x302/0x540
[  220.225420]  out_of_memory+0xa84/0x1430
[  220.229388]  ? oom_killer_disable+0x3a0/0x3a0
[  220.233869]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  220.238788]  ? __ww_mutex_check_waiters+0x160/0x160
[  220.243801]  __alloc_pages_slowpath+0x2354/0x2e10
[  220.248637]  ? do_raw_spin_trylock+0x270/0x270
[  220.253216]  ? warn_alloc+0x120/0x120
[  220.257010]  ? debug_check_no_obj_freed+0x305/0x58d
[  220.262019]  ? drain_local_pages_wq+0x40/0x40
[  220.266507]  ? __lock_acquire+0x62f/0x4c20
[  220.270730]  ? trace_hardirqs_on+0x310/0x310
[  220.275135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.280655]  ? should_fail+0x22d/0xd01
[  220.284527]  ? mark_held_locks+0x130/0x130
[  220.288751]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  220.293845]  ? zap_class+0x640/0x640
[  220.297553]  ? trace_hardirqs_on+0x310/0x310
[  220.301956]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  220.307492]  ? __lock_is_held+0xb5/0x140
[  220.311549]  ? lock_release+0xa00/0xa00
[  220.315515]  ? perf_trace_sched_process_exec+0x860/0x860
[  220.320961]  ? __might_sleep+0x95/0x190
[  220.324923]  __alloc_pages_nodemask+0xa80/0xde0
[  220.329589]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  220.334592]  ? lock_downgrade+0x900/0x900
[  220.339254]  ? check_preemption_disabled+0x48/0x280
[  220.344261]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  220.349175]  ? kasan_check_read+0x11/0x20
[  220.353322]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  220.358594]  ? unwind_dump+0x190/0x190
[  220.362476]  ? is_bpf_text_address+0xd3/0x170
[  220.367047]  ? kernel_text_address+0x79/0xf0
[  220.371442]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  220.376974]  alloc_pages_current+0x173/0x350
[  220.381373]  depot_save_stack+0x3f1/0x470
[  220.385512]  save_stack+0xa9/0xd0
[  220.388956]  ? save_stack+0x43/0xd0
[  220.392572]  ? kasan_kmalloc+0xc7/0xe0
[  220.396445]  ? kasan_slab_alloc+0x12/0x20
[  220.400583]  ? kmem_cache_alloc_node+0x131/0x730
[  220.405339]  ? __alloc_skb+0x119/0x770
[  220.409216]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  220.413959]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  220.418963]  ? rtmsg_ifinfo+0x8c/0xa0
[  220.422754]  ? dev_close_many+0x3be/0x860
[  220.426893]  ? rollback_registered_many+0x543/0x1250
[  220.431989]  ? rollback_registered+0x1e9/0x420
[  220.436563]  ? unregister_netdevice_queue+0x321/0x5e0
[  220.441745]  ? __tun_detach+0x11b8/0x15c0
[  220.445878]  ? tun_chr_close+0xe3/0x180
[  220.449836]  ? __fput+0x385/0xa30
[  220.453278]  ? ____fput+0x15/0x20
[  220.456718]  ? task_work_run+0x1e8/0x2a0
[  220.460765]  ? do_exit+0x1ad6/0x26d0
[  220.464568]  ? do_group_exit+0x177/0x440
[  220.468635]  ? get_signal+0x8b0/0x1980
[  220.472506]  ? do_signal+0x9c/0x21c0
[  220.476211]  ? exit_to_usermode_loop+0x2e5/0x380
[  220.480952]  ? do_syscall_64+0x6be/0x820
[  220.484998]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  220.490359]  ? lock_downgrade+0x900/0x900
[  220.494586]  ? quarantine_reduce+0x163/0x1a0
[  220.498981]  ? trace_hardirqs_off_caller+0x310/0x310
[  220.504081]  ? ___cache_free+0x2e/0x380
[  220.508055]  ? quarantine_reduce+0x189/0x1a0
[  220.512450]  ? kasan_unpoison_shadow+0x35/0x50
[  220.517035]  kasan_kmalloc+0xc7/0xe0
[  220.520743]  kasan_slab_alloc+0x12/0x20
[  220.524702]  kmem_cache_alloc_node+0x131/0x730
[  220.529276]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  220.534198]  __alloc_skb+0x119/0x770
[  220.537904]  ? netdev_alloc_frag+0x1f0/0x1f0
[  220.542299]  ? if_nlmsg_size+0x5d1/0xbb0
[  220.546354]  ? rtnetlink_put_metrics+0x690/0x690
[  220.551104]  ? sk_psock_stop_strp+0x120/0x120
[  220.555601]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  220.560611]  ? netif_tx_stop_all_queues+0xd9/0x110
[  220.565527]  rtmsg_ifinfo_build_skb+0x74/0x190
[  220.570115]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  220.574947]  rtmsg_ifinfo+0x8c/0xa0
[  220.578569]  dev_close_many+0x3be/0x860
[  220.582536]  ? dev_fill_metadata_dst+0x840/0x840
[  220.587285]  ? find_held_lock+0x36/0x1c0
[  220.591340]  ? __queue_work+0x671/0x1440
[  220.595505]  ? lock_downgrade+0x900/0x900
[  220.599641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.605164]  ? rtnl_is_locked+0xb5/0xf0
[  220.609123]  ? rtnl_trylock+0x20/0x20
[  220.612909]  ? do_raw_spin_unlock+0xa7/0x330
[  220.617311]  ? do_raw_spin_trylock+0x270/0x270
[  220.621885]  rollback_registered_many+0x543/0x1250
[  220.626805]  ? generic_xdp_install+0x5a0/0x5a0
[  220.631379]  ? flush_rcu_work+0x90/0x90
[  220.635338]  ? zap_class+0x640/0x640
[  220.639037]  ? print_usage_bug+0xc0/0xc0
[  220.643098]  ? print_usage_bug+0xc0/0xc0
[  220.647148]  ? zap_class+0x640/0x640
[  220.650851]  ? print_usage_bug+0xc0/0xc0
[  220.654911]  ? find_held_lock+0x36/0x1c0
[  220.658970]  ? mark_held_locks+0xc7/0x130
[  220.663107]  rollback_registered+0x1e9/0x420
[  220.667499]  ? lockdep_hardirqs_on+0x321/0x5b0
[  220.672069]  ? rollback_registered_many+0x1250/0x1250
[  220.677246]  ? trace_hardirqs_on+0xbd/0x310
[  220.681562]  ? linkwatch_schedule_work+0x150/0x170
[  220.686477]  ? trace_hardirqs_off_caller+0x310/0x310
[  220.691569]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.697088]  ? rtnl_is_locked+0xb5/0xf0
[  220.701048]  ? rtnl_trylock+0x20/0x20
[  220.704837]  ? queue_delayed_work_on+0x130/0x1f0
[  220.709580]  unregister_netdevice_queue+0x321/0x5e0
[  220.714583]  ? rollback_registered+0x420/0x420
[  220.719152]  ? linkwatch_schedule_work+0x170/0x170
[  220.724069]  ? tun_setup+0x2d0/0x2d0
[  220.727783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.733310]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  220.738662]  ? __tun_detach+0x6ba/0x15c0
[  220.742733]  __tun_detach+0x11b8/0x15c0
[  220.746702]  ? __call_rcu.constprop.55+0x3ea/0x950
[  220.751624]  ? __call_rcu.constprop.55+0x3ea/0x950
[  220.756550]  ? tun_attach+0x1900/0x1900
[  220.760513]  ? trace_hardirqs_off_caller+0x310/0x310
[  220.765608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.771131]  ? check_preemption_disabled+0x48/0x280
[  220.776131]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  220.780703]  ? zap_class+0x640/0x640
[  220.784405]  ? fsnotify+0x4e5/0xf20
[  220.788020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.793545]  ? locks_remove_file+0x3c6/0x5c0
[  220.797944]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  220.803464]  ? ima_file_free+0x132/0x650
[  220.807515]  ? __lock_is_held+0xb5/0x140
[  220.811574]  ? __tun_detach+0x15c0/0x15c0
[  220.815714]  ? __tun_detach+0x15c0/0x15c0
[  220.819847]  tun_chr_close+0xe3/0x180
[  220.823635]  __fput+0x385/0xa30
[  220.826909]  ? get_max_files+0x20/0x20
[  220.830787]  ? perf_trace_sched_process_exec+0x860/0x860
[  220.836226]  ____fput+0x15/0x20
[  220.839492]  task_work_run+0x1e8/0x2a0
[  220.843373]  ? task_work_cancel+0x240/0x240
[  220.847686]  ? switch_task_namespaces+0xb8/0xd0
[  220.852433]  do_exit+0x1ad6/0x26d0
[  220.855965]  ? mm_update_next_owner+0x990/0x990
[  220.860623]  ? print_usage_bug+0xc0/0xc0
[  220.864672]  ? find_held_lock+0x36/0x1c0
[  220.868732]  ? mark_held_locks+0x130/0x130
[  220.872960]  ? __lock_acquire+0x62f/0x4c20
[  220.877182]  ? pipe_wait+0x266/0x2c0
[  220.880897]  ? lock_release+0xa00/0xa00
[  220.884864]  ? mark_held_locks+0x130/0x130
[  220.889095]  ? __mutex_lock+0x85e/0x16f0
[  220.893142]  ? __switch_to_asm+0x40/0x70
[  220.897197]  ? pipe_wait+0x266/0x2c0
[  220.900913]  ? __switch_to_asm+0x34/0x70
[  220.904969]  ? __switch_to_asm+0x40/0x70
[  220.909025]  ? mutex_trylock+0x2b0/0x2b0
[  220.913073]  ? zap_class+0x640/0x640
[  220.916782]  ? zap_class+0x640/0x640
[  220.920479]  ? find_held_lock+0x36/0x1c0
[  220.924535]  ? memset+0x31/0x40
[  220.927807]  ? find_held_lock+0x36/0x1c0
[  220.931859]  ? get_signal+0x95b/0x1980
[  220.935733]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.940300]  ? _raw_spin_unlock_irq+0x27/0x80
[  220.944789]  do_group_exit+0x177/0x440
[  220.948666]  ? trace_hardirqs_off_caller+0x310/0x310
[  220.953761]  ? __ia32_sys_exit+0x50/0x50
[  220.957814]  get_signal+0x8b0/0x1980
[  220.961535]  ? ptrace_notify+0x130/0x130
[  220.965697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.971219]  ? pipe_read+0x702/0x940
[  220.974924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  220.980544]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  220.986153]  ? __vfs_read+0x11f/0x9b0
[  220.989946]  do_signal+0x9c/0x21c0
[  220.993471]  ? fsnotify+0xf20/0xf20
[  220.997088]  ? setup_sigcontext+0x7d0/0x7d0
[  221.001399]  ? exit_to_usermode_loop+0x8c/0x380
[  221.006053]  ? exit_to_usermode_loop+0x8c/0x380
[  221.010710]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  221.015285]  ? trace_hardirqs_on+0xbd/0x310
[  221.019594]  ? do_syscall_64+0x6be/0x820
[  221.023647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.029175]  exit_to_usermode_loop+0x2e5/0x380
[  221.033747]  ? __bpf_trace_sys_exit+0x30/0x30
[  221.038235]  do_syscall_64+0x6be/0x820
[  221.042123]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  221.047473]  ? syscall_return_slowpath+0x5e0/0x5e0
[  221.052409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.057237]  ? trace_hardirqs_on_caller+0x310/0x310
[  221.062245]  ? prepare_exit_to_usermode+0x291/0x3b0
[  221.067265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.072099]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  221.077285] RIP: 0033:0x410fa0
[  221.080509] Code: Bad RIP value.
[  221.083860] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  221.091553] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  221.098810] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  221.106067] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  221.113324] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  221.120586] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  221.127860] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  221.127956] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  221.135121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  221.135125] Call Trace:
[  221.135129]  <IRQ>
[  221.135143]  dump_stack+0x244/0x39d
[  221.135158]  ? dump_stack_print_info.cold.1+0x20/0x20
[  221.141694] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  221.150967]  warn_alloc.cold.116+0xb7/0x1bd
[  221.153516] syz-executor5 cpuset=syz5 mems_allowed=0
[  221.155645]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  221.189529]  ? lock_downgrade+0x900/0x900
[  221.193668]  ? trace_hardirqs_off+0xb8/0x310
[  221.198066]  ? trace_hardirqs_off+0xb8/0x310
[  221.202469]  __alloc_pages_slowpath+0x26e8/0x2e10
[  221.207325]  ? warn_alloc+0x120/0x120
[  221.211124]  ? warn_alloc+0x120/0x120
[  221.214914]  ? zap_class+0x640/0x640
[  221.218628]  ? warn_alloc+0x120/0x120
[  221.222415]  ? print_usage_bug+0xc0/0xc0
[  221.226463]  ? idle_cpu+0x1d0/0x1d0
[  221.230081]  ? kvm_sched_clock_read+0x9/0x20
[  221.234477]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  221.239491]  ? print_usage_bug+0xc0/0xc0
[  221.243543]  ? __lock_is_held+0xb5/0x140
[  221.247592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.253115]  ? should_fail+0x22d/0xd01
[  221.256992]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.262082]  ? __lock_acquire+0x62f/0x4c20
[  221.266309]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  221.271398]  ? __lock_acquire+0x62f/0x4c20
[  221.275624]  ? should_fail+0x22d/0xd01
[  221.279592]  ? mark_held_locks+0x130/0x130
[  221.283818]  ? mark_held_locks+0x130/0x130
[  221.288038]  ? __enqueue_entity+0x10d/0x1f0
[  221.292348]  ? zap_class+0x640/0x640
[  221.296045]  ? print_usage_bug+0xc0/0xc0
[  221.300092]  ? __lock_acquire+0x62f/0x4c20
[  221.304312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.309836]  ? check_preemption_disabled+0x48/0x280
[  221.314844]  ? __lock_is_held+0xb5/0x140
[  221.318898]  __alloc_pages_nodemask+0xa80/0xde0
[  221.323563]  ? zap_class+0x640/0x640
[  221.327269]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  221.332281]  ? find_held_lock+0x36/0x1c0
[  221.336339]  ? ____cache_alloc_node+0x1c7/0x1e0
[  221.340996]  ? lock_downgrade+0x900/0x900
[  221.345136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.350661]  cache_grow_begin+0xa5/0x8c0
[  221.354707]  ? do_raw_spin_unlock+0xa7/0x330
[  221.359122]  fallback_alloc+0x204/0x2e0
[  221.363086]  ____cache_alloc_node+0x1c7/0x1e0
[  221.367573]  kmem_cache_alloc_node+0xe3/0x730
[  221.372059]  ? ipv6_get_ifaddr+0x42e/0x620
[  221.376911]  __alloc_skb+0x119/0x770
[  221.380829]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  221.386106]  ? netdev_alloc_frag+0x1f0/0x1f0
[  221.390616]  ? lock_downgrade+0x900/0x900
[  221.394758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.400284]  ? refcount_sub_and_test_checked+0x203/0x310
[  221.405722]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  221.411162]  ? addrconf_rs_timer+0x690/0x690
[  221.415576]  ndisc_alloc_skb+0x144/0x340
[  221.419636]  ndisc_send_rs+0x331/0x6e0
[  221.423515]  addrconf_rs_timer+0x314/0x690
[  221.427742]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.431971]  call_timer_fn+0x272/0x920
[  221.435845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.440067]  ? process_timeout+0x40/0x40
[  221.444121]  ? __run_timers+0x7da/0xc70
[  221.448092]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.452570]  ? _raw_spin_unlock_irq+0x27/0x80
[  221.457049]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.461272]  ? lockdep_hardirqs_on+0x296/0x5b0
[  221.465844]  ? trace_hardirqs_on+0xbd/0x310
[  221.470148]  ? kasan_check_read+0x11/0x20
[  221.474282]  ? __run_timers+0x7da/0xc70
[  221.478241]  ? trace_hardirqs_off_caller+0x310/0x310
[  221.483341]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  221.487667]  __run_timers+0x7e5/0xc70
[  221.491467]  ? timer_fixup_init+0x70/0x70
[  221.495603]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  221.500620]  ? zap_class+0x640/0x640
[  221.504320]  ? enqueue_hrtimer+0x1a5/0x560
[  221.508544]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  221.513729]  ? find_held_lock+0x36/0x1c0
[  221.517778]  ? zap_class+0x640/0x640
[  221.521488]  ? pvclock_read_flags+0x160/0x160
[  221.526060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.531583]  ? check_preemption_disabled+0x48/0x280
[  221.536588]  ? __lock_is_held+0xb5/0x140
[  221.540633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.546153]  ? check_preemption_disabled+0x48/0x280
[  221.551165]  run_timer_softirq+0x52/0xb0
[  221.555216]  ? rcu_read_lock_sched_held+0x14f/0x180
[  221.560219]  __do_softirq+0x308/0xb7e
[  221.564008]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  221.568491]  ? lock_downgrade+0x900/0x900
[  221.572627]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  221.577736]  ? pvclock_read_flags+0x160/0x160
[  221.582220]  ? lapic_next_event+0x5a/0x90
[  221.586363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.591886]  ? kvm_clock_read+0x18/0x30
[  221.595861]  ? kvm_sched_clock_read+0x9/0x20
[  221.600257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.605780]  ? check_preemption_disabled+0x48/0x280
[  221.610788]  irq_exit+0x17f/0x1c0
[  221.614231]  smp_apic_timer_interrupt+0x1cb/0x760
[  221.619057]  ? smp_reschedule_interrupt+0x109/0x650
[  221.624059]  ? smp_call_function_single_interrupt+0x650/0x650
[  221.629926]  ? interrupt_entry+0xb5/0xc0
[  221.633971]  ? trace_hardirqs_off_caller+0xbb/0x310
[  221.638974]  ? trace_hardirqs_off_caller+0xbb/0x310
[  221.643978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.648807]  ? trace_hardirqs_on_caller+0x310/0x310
[  221.653812]  ? trace_hardirqs_on_caller+0x310/0x310
[  221.658814]  ? task_prio+0x50/0x50
[  221.662427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.667968]  ? check_preemption_disabled+0x48/0x280
[  221.672976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  221.677809]  apic_timer_interrupt+0xf/0x20
[  221.682025]  </IRQ>
[  221.684251] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  221.690124] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  221.709013] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  221.716715] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  221.723971] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  221.731227] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  221.738482] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  221.745828] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  221.753100]  ? save_stack+0xa9/0xd0
[  221.756723]  __kmalloc_node_track_caller+0x3c/0x70
[  221.761639]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  221.766386]  pskb_expand_head+0x230/0x10f0
[  221.770610]  ? check_preemption_disabled+0x48/0x280
[  221.775617]  ? memcpy+0x45/0x50
[  221.778894]  ? __copy_skb_header+0x350/0x6b0
[  221.783292]  ? skb_release_data+0x880/0x880
[  221.787598]  ? __alloc_skb+0x770/0x770
[  221.791490]  ? __lock_is_held+0xb5/0x140
[  221.795541]  ? kasan_check_write+0x14/0x20
[  221.799759]  ? __skb_clone+0x6c7/0xa00
[  221.803634]  ? __copy_skb_header+0x6b0/0x6b0
[  221.808028]  ? kmem_cache_alloc+0x33a/0x730
[  221.812335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.817861]  skb_ensure_writable+0x3dd/0x640
[  221.822277]  ? skb_checksum_setup+0xaa0/0xaa0
[  221.826763]  ? preempt_notifier_register+0x200/0x200
[  221.831849]  ? __switch_to_asm+0x34/0x70
[  221.835894]  ? __switch_to_asm+0x34/0x70
[  221.839941]  ? __switch_to_asm+0x40/0x70
[  221.843984]  ? __switch_to_asm+0x34/0x70
[  221.848027]  ? __switch_to_asm+0x40/0x70
[  221.852071]  ? __switch_to_asm+0x40/0x70
[  221.856125]  ? __switch_to_asm+0x34/0x70
[  221.860169]  ? __switch_to_asm+0x34/0x70
[  221.864214]  ? __switch_to_asm+0x40/0x70
[  221.868256]  ? __switch_to_asm+0x34/0x70
[  221.872304]  bpf_clone_redirect+0x14a/0x490
[  221.876619]  bpf_prog_210052181be91187+0x25d/0x1000
[  221.881626]  ? __sched_text_start+0x8/0x8
[  221.885763]  ? retint_kernel+0x2d/0x2d
[  221.889641]  ? trace_hardirqs_on_caller+0xc0/0x310
[  221.894559]  ? find_held_lock+0x36/0x1c0
[  221.898610]  ? lock_acquire+0x1ed/0x520
[  221.902572]  ? bpf_test_run+0x3cb/0x780
[  221.906536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  221.912059]  ? check_preemption_disabled+0x48/0x280
[  221.917064]  ? kasan_check_read+0x11/0x20
[  221.921197]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  221.926480]  ? rcu_softirq_qs+0x20/0x20
[  221.930450]  ? preempt_schedule+0x4d/0x60
[  221.934583]  ? ___preempt_schedule+0x16/0x18
[  221.938983]  ? bpf_test_run+0x25d/0x780
[  221.942953]  ? netlink_diag_dump+0x2a0/0x2a0
[  221.947351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  221.952876]  ? bpf_test_init.isra.10+0x70/0x100
[  221.957533]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  221.962297]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  221.967125]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  221.972646]  ? fput+0x130/0x1a0
[  221.975916]  ? __bpf_prog_get+0x9b/0x290
[  221.979966]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  221.984795]  ? bpf_prog_test_run+0x130/0x1a0
[  221.989192]  ? __x64_sys_bpf+0x3d8/0x520
[  221.993239]  ? bpf_prog_get+0x20/0x20
[  221.997031]  ? do_syscall_64+0x142/0x820
[  222.001080]  ? do_syscall_64+0x157/0x820
[  222.005133]  ? do_syscall_64+0x1b9/0x820
[  222.009179]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  222.014616]  ? syscall_return_slowpath+0x5e0/0x5e0
[  222.019531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.024361]  ? trace_hardirqs_on_caller+0x310/0x310
[  222.029362]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  222.034365]  ? prepare_exit_to_usermode+0x291/0x3b0
[  222.039369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.044205]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  222.049568] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  222.049572] warn_alloc_show_mem: 1 callbacks suppressed
[  222.049577] Mem-Info:
[  222.056832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  222.062185] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  222.062185]  active_file:14 inactive_file:13 isolated_file:0
[  222.062185]  unevictable:0 dirty:0 writeback:0 unstable:0
[  222.062185]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  222.062185]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  222.062185]  free:13753 free_pcp:301 free_cma:0
[  222.064563] Call Trace:
[  222.073927] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  222.106861]  <IRQ>
[  222.109423] Node 0 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
[  222.137165]  dump_stack+0x244/0x39d
[  222.139272] lowmem_reserve[]: 0 2818 6321 6321
[  222.165369]  ? dump_stack_print_info.cold.1+0x20/0x20
[  222.169223] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  222.173792]  warn_alloc.cold.116+0xb7/0x1bd
[  222.178940] lowmem_reserve[]: 0 0 3503 3503
[  222.206851]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  222.211157] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  222.215468]  ? lock_downgrade+0x900/0x900
[  222.220275] lowmem_reserve[]: 0 0 0 0
[  222.249318]  ? trace_hardirqs_off+0xb8/0x310
[  222.253429] 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
[  222.257213]  ? trace_hardirqs_off+0xb8/0x310
[  222.261596] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  222.275105]  __alloc_pages_slowpath+0x26e8/0x2e10
[  222.279563] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  222.295260]  ? warn_alloc+0x120/0x120
[  222.300057] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  222.314944]  ? print_usage_bug+0xc0/0xc0
[  222.318743] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  222.327558]  ? warn_alloc+0x120/0x120
[  222.331588] 4367 total pagecache pages
[  222.340648]  ? warn_alloc+0x120/0x120
[  222.344424] 0 pages in swap cache
[  222.348286]  ? print_usage_bug+0xc0/0xc0
[  222.352056] Swap cache stats: add 0, delete 0, find 0/0
[  222.355486]  ? kvm_clock_read+0x18/0x30
[  222.359511] Free swap  = 0kB
[  222.364850]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  222.368787] Total swap = 0kB
[  222.371786]  ? print_usage_bug+0xc0/0xc0
[  222.376767] 1965979 pages RAM
[  222.379763]  ? __lock_acquire+0x62f/0x4c20
[  222.383811] 0 pages HighMem/MovableOnly
[  222.383818] 342853 pages reserved
[  222.386904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.391097] 0 pages cma reserved
[  222.391190] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  222.395058]  ? should_fail+0x22d/0xd01
[  222.398526] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  222.403989]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  222.407335] syz-executor4 cpuset=syz4 mems_allowed=0
[  222.413807]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.443548]  ? __lock_acquire+0x62f/0x4c20
[  222.447773]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.452860]  ? __lock_acquire+0x62f/0x4c20
[  222.457079]  ? should_fail+0x22d/0xd01
[  222.460951]  ? rcu_irq_exit+0x1a2/0x390
[  222.464917]  ? mark_held_locks+0x130/0x130
[  222.469158]  ? mark_held_locks+0x130/0x130
[  222.473391]  ? mark_held_locks+0xc7/0x130
[  222.477523]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  222.482522]  ? zap_class+0x640/0x640
[  222.486221]  ? print_usage_bug+0xc0/0xc0
[  222.490270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.495797]  ? check_preemption_disabled+0x48/0x280
[  222.500804]  ? __lock_is_held+0xb5/0x140
[  222.504860]  __alloc_pages_nodemask+0xa80/0xde0
[  222.509512]  ? zap_class+0x640/0x640
[  222.513213]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  222.518222]  ? find_held_lock+0x36/0x1c0
[  222.522274]  ? ____cache_alloc_node+0x1c7/0x1e0
[  222.526942]  ? lock_downgrade+0x900/0x900
[  222.531090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.536613]  cache_grow_begin+0xa5/0x8c0
[  222.540659]  ? do_raw_spin_unlock+0xa7/0x330
[  222.545062]  fallback_alloc+0x204/0x2e0
[  222.549026]  ____cache_alloc_node+0x1c7/0x1e0
[  222.553515]  kmem_cache_alloc_node+0xe3/0x730
[  222.557996]  ? ipv6_get_ifaddr+0x42e/0x620
[  222.562225]  __alloc_skb+0x119/0x770
[  222.565924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  222.571189]  ? netdev_alloc_frag+0x1f0/0x1f0
[  222.575582]  ? lock_downgrade+0x900/0x900
[  222.579723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.585250]  ? refcount_sub_and_test_checked+0x203/0x310
[  222.590697]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  222.596136]  ? addrconf_rs_timer+0x690/0x690
[  222.600540]  ndisc_alloc_skb+0x144/0x340
[  222.604591]  ndisc_send_rs+0x331/0x6e0
[  222.608467]  addrconf_rs_timer+0x314/0x690
[  222.612693]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.616920]  call_timer_fn+0x272/0x920
[  222.620794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.625023]  ? process_timeout+0x40/0x40
[  222.629078]  ? mark_held_locks+0xc7/0x130
[  222.633212]  ? _raw_spin_unlock_irq+0x27/0x80
[  222.637693]  ? _raw_spin_unlock_irq+0x27/0x80
[  222.642183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.646413]  ? lockdep_hardirqs_on+0x296/0x5b0
[  222.650986]  ? trace_hardirqs_on+0xbd/0x310
[  222.655292]  ? kasan_check_read+0x11/0x20
[  222.659423]  ? __run_timers+0x7da/0xc70
[  222.663385]  ? trace_hardirqs_off_caller+0x310/0x310
[  222.668477]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.672700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  222.676943]  __run_timers+0x7e5/0xc70
[  222.680736]  ? timer_fixup_init+0x70/0x70
[  222.684872]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  222.689873]  ? zap_class+0x640/0x640
[  222.693579]  ? print_usage_bug+0xc0/0xc0
[  222.697629]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  222.702811]  ? find_held_lock+0x36/0x1c0
[  222.706864]  ? zap_class+0x640/0x640
[  222.710566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.716092]  ? check_preemption_disabled+0x48/0x280
[  222.721111]  ? __lock_is_held+0xb5/0x140
[  222.725163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.730685]  ? check_preemption_disabled+0x48/0x280
[  222.735693]  run_timer_softirq+0x52/0xb0
[  222.739739]  ? rcu_read_lock_sched_held+0x14f/0x180
[  222.744744]  __do_softirq+0x308/0xb7e
[  222.748534]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  222.753014]  ? lock_downgrade+0x900/0x900
[  222.757151]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  222.762245]  ? pvclock_read_flags+0x160/0x160
[  222.766731]  ? lapic_next_event+0x5a/0x90
[  222.770869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.776410]  ? kvm_clock_read+0x18/0x30
[  222.780372]  ? kvm_sched_clock_read+0x9/0x20
[  222.784766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.790291]  ? check_preemption_disabled+0x48/0x280
[  222.795300]  irq_exit+0x17f/0x1c0
[  222.798741]  smp_apic_timer_interrupt+0x1cb/0x760
[  222.803578]  ? smp_reschedule_interrupt+0x109/0x650
[  222.808579]  ? smp_call_function_single_interrupt+0x650/0x650
[  222.814448]  ? interrupt_entry+0xb5/0xc0
[  222.818496]  ? trace_hardirqs_off_caller+0xbb/0x310
[  222.823499]  ? trace_hardirqs_off_caller+0xbb/0x310
[  222.828502]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.833333]  ? trace_hardirqs_on_caller+0x310/0x310
[  222.838350]  ? trace_hardirqs_on_caller+0x310/0x310
[  222.843356]  ? task_prio+0x50/0x50
[  222.846896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.852420]  ? check_preemption_disabled+0x48/0x280
[  222.857428]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.862261]  apic_timer_interrupt+0xf/0x20
[  222.866478]  </IRQ>
[  222.868707] RIP: 0010:console_unlock+0x102f/0x1190
[  222.873624] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  222.892510] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  222.900206] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  222.907461] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  222.914716] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  222.921968] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  222.929219] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  222.936476]  ? netconsole_netdev_event+0x280/0x280
[  222.941398]  ? console_unlock+0x1026/0x1190
[  222.945719]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  222.950370]  ? vprintk_emit+0x846/0x990
[  222.954336]  ? lock_release+0xa00/0xa00
[  222.958296]  ? trace_hardirqs_on+0x70/0x310
[  222.962625]  ? vprintk_default+0x28/0x30
[  222.966674]  ? trace_hardirqs_off_caller+0x310/0x310
[  222.971764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.977291]  vprintk_emit+0x391/0x990
[  222.981080]  ? wake_up_klogd+0x180/0x180
[  222.985134]  ? find_held_lock+0x11/0x1c0
[  222.989189]  ? mark_held_locks+0xc7/0x130
[  222.993322]  ? _raw_spin_unlock_irq+0x27/0x80
[  222.997806]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.002289]  vprintk_default+0x28/0x30
[  223.006165]  vprintk_func+0x7e/0x181
[  223.009865]  printk+0xa7/0xcf
[  223.012957]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  223.017704]  ? _raw_spin_unlock_irq+0x60/0x80
[  223.022195]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  223.027461]  dump_header+0x7cc/0xf72
[  223.031170]  ? pagefault_out_of_memory+0x197/0x197
[  223.036100]  ? percpu_ref_get_many+0x240/0x240
[  223.040676]  ? zap_class+0x640/0x640
[  223.044392]  ? print_usage_bug+0xc0/0xc0
[  223.048444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.053972]  ? find_held_lock+0x36/0x1c0
[  223.058026]  ? mark_held_locks+0xc7/0x130
[  223.062159]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  223.067247]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  223.072345]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  223.076917]  ? trace_hardirqs_on+0xbd/0x310
[  223.081223]  ? kasan_check_read+0x11/0x20
[  223.085373]  ? ___ratelimit+0x3b4/0x672
[  223.089454]  ? trace_hardirqs_off_caller+0x310/0x310
[  223.094548]  ? trace_hardirqs_on+0x310/0x310
[  223.098938]  ? lock_downgrade+0x900/0x900
[  223.103200]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  223.108288]  ? ___ratelimit+0x3b9/0x672
[  223.112264]  ? idr_get_free+0xf70/0xf70
[  223.116227]  ? find_held_lock+0x36/0x1c0
[  223.120283]  oom_kill_process.cold.27+0x10/0x903
[  223.125022]  ? zap_class+0x640/0x640
[  223.128724]  ? check_preemption_disabled+0x48/0x280
[  223.133728]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  223.138643]  ? kasan_check_read+0x11/0x20
[  223.142780]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  223.148061]  ? oom_evaluate_task+0x540/0x540
[  223.152463]  ? find_held_lock+0x36/0x1c0
[  223.156516]  ? out_of_memory+0x974/0x1430
[  223.160649]  ? lock_downgrade+0x900/0x900
[  223.164800]  ? check_preemption_disabled+0x48/0x280
[  223.169921]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  223.174855]  ? kasan_check_read+0x11/0x20
[  223.178990]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  223.184254]  ? rcu_softirq_qs+0x20/0x20
[  223.188216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.193832]  ? oom_evaluate_task+0x302/0x540
[  223.198228]  out_of_memory+0xa84/0x1430
[  223.202197]  ? oom_killer_disable+0x3a0/0x3a0
[  223.206678]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  223.211596]  ? __ww_mutex_check_waiters+0x160/0x160
[  223.216609]  __alloc_pages_slowpath+0x2354/0x2e10
[  223.221444]  ? do_raw_spin_trylock+0x270/0x270
[  223.226022]  ? warn_alloc+0x120/0x120
[  223.229812]  ? debug_check_no_obj_freed+0x305/0x58d
[  223.234816]  ? drain_local_pages_wq+0x40/0x40
[  223.239300]  ? __lock_acquire+0x62f/0x4c20
[  223.243526]  ? trace_hardirqs_on+0x310/0x310
[  223.247928]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.253451]  ? should_fail+0x22d/0xd01
[  223.257328]  ? mark_held_locks+0x130/0x130
[  223.261551]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.266639]  ? zap_class+0x640/0x640
[  223.270344]  ? trace_hardirqs_on+0x310/0x310
[  223.274741]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  223.280271]  ? __lock_is_held+0xb5/0x140
[  223.284332]  ? lock_release+0xa00/0xa00
[  223.288309]  ? perf_trace_sched_process_exec+0x860/0x860
[  223.293769]  ? __might_sleep+0x95/0x190
[  223.297732]  __alloc_pages_nodemask+0xa80/0xde0
[  223.302397]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  223.307398]  ? lock_downgrade+0x900/0x900
[  223.311534]  ? check_preemption_disabled+0x48/0x280
[  223.316541]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  223.321460]  ? kasan_check_read+0x11/0x20
[  223.325593]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  223.330946]  ? unwind_dump+0x190/0x190
[  223.334829]  ? is_bpf_text_address+0xd3/0x170
[  223.339314]  ? kernel_text_address+0x79/0xf0
[  223.343713]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  223.349239]  alloc_pages_current+0x173/0x350
[  223.353638]  depot_save_stack+0x3f1/0x470
[  223.357777]  save_stack+0xa9/0xd0
[  223.361219]  ? save_stack+0x43/0xd0
[  223.364833]  ? kasan_kmalloc+0xc7/0xe0
[  223.368708]  ? kasan_slab_alloc+0x12/0x20
[  223.372844]  ? kmem_cache_alloc_node+0x131/0x730
[  223.377589]  ? __alloc_skb+0x119/0x770
[  223.381463]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  223.386218]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  223.391220]  ? rtmsg_ifinfo+0x8c/0xa0
[  223.395099]  ? dev_close_many+0x3be/0x860
[  223.399235]  ? rollback_registered_many+0x543/0x1250
[  223.404322]  ? rollback_registered+0x1e9/0x420
[  223.408889]  ? unregister_netdevice_queue+0x321/0x5e0
[  223.414092]  ? __tun_detach+0x11b8/0x15c0
[  223.418223]  ? tun_chr_close+0xe3/0x180
[  223.422185]  ? __fput+0x385/0xa30
[  223.425619]  ? ____fput+0x15/0x20
[  223.429059]  ? task_work_run+0x1e8/0x2a0
[  223.433116]  ? do_exit+0x1ad6/0x26d0
[  223.436818]  ? do_group_exit+0x177/0x440
[  223.440863]  ? get_signal+0x8b0/0x1980
[  223.444766]  ? do_signal+0x9c/0x21c0
[  223.448465]  ? exit_to_usermode_loop+0x2e5/0x380
[  223.453206]  ? do_syscall_64+0x6be/0x820
[  223.457258]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  223.462613]  ? lock_downgrade+0x900/0x900
[  223.466749]  ? quarantine_reduce+0x163/0x1a0
[  223.471148]  ? trace_hardirqs_off_caller+0x310/0x310
[  223.476239]  ? ___cache_free+0x2e/0x380
[  223.480211]  ? quarantine_reduce+0x189/0x1a0
[  223.484607]  ? kasan_unpoison_shadow+0x35/0x50
[  223.489175]  kasan_kmalloc+0xc7/0xe0
[  223.492969]  kasan_slab_alloc+0x12/0x20
[  223.496928]  kmem_cache_alloc_node+0x131/0x730
[  223.501588]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  223.506509]  __alloc_skb+0x119/0x770
[  223.510212]  ? netdev_alloc_frag+0x1f0/0x1f0
[  223.514625]  ? if_nlmsg_size+0x5d1/0xbb0
[  223.518678]  ? rtnetlink_put_metrics+0x690/0x690
[  223.523426]  ? sk_psock_stop_strp+0x120/0x120
[  223.528080]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  223.533082]  ? netif_tx_stop_all_queues+0xd9/0x110
[  223.538000]  rtmsg_ifinfo_build_skb+0x74/0x190
[  223.542572]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  223.547405]  rtmsg_ifinfo+0x8c/0xa0
[  223.551024]  dev_close_many+0x3be/0x860
[  223.554997]  ? dev_fill_metadata_dst+0x840/0x840
[  223.559739]  ? find_held_lock+0x36/0x1c0
[  223.563789]  ? __queue_work+0x671/0x1440
[  223.567836]  ? lock_downgrade+0x900/0x900
[  223.571972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.577509]  ? rtnl_is_locked+0xb5/0xf0
[  223.581469]  ? rtnl_trylock+0x20/0x20
[  223.585252]  ? do_raw_spin_unlock+0xa7/0x330
[  223.589650]  ? do_raw_spin_trylock+0x270/0x270
[  223.594222]  rollback_registered_many+0x543/0x1250
[  223.599143]  ? generic_xdp_install+0x5a0/0x5a0
[  223.603718]  ? flush_rcu_work+0x90/0x90
[  223.607680]  ? zap_class+0x640/0x640
[  223.611381]  ? print_usage_bug+0xc0/0xc0
[  223.615426]  ? print_usage_bug+0xc0/0xc0
[  223.619474]  ? zap_class+0x640/0x640
[  223.623177]  ? print_usage_bug+0xc0/0xc0
[  223.627234]  ? find_held_lock+0x36/0x1c0
[  223.631294]  ? mark_held_locks+0xc7/0x130
[  223.635438]  rollback_registered+0x1e9/0x420
[  223.639832]  ? lockdep_hardirqs_on+0x321/0x5b0
[  223.644410]  ? rollback_registered_many+0x1250/0x1250
[  223.649588]  ? trace_hardirqs_on+0xbd/0x310
[  223.653895]  ? linkwatch_schedule_work+0x150/0x170
[  223.658836]  ? trace_hardirqs_off_caller+0x310/0x310
[  223.663925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.669445]  ? rtnl_is_locked+0xb5/0xf0
[  223.673409]  ? rtnl_trylock+0x20/0x20
[  223.677196]  ? queue_delayed_work_on+0x130/0x1f0
[  223.681938]  unregister_netdevice_queue+0x321/0x5e0
[  223.686947]  ? rollback_registered+0x420/0x420
[  223.691536]  ? linkwatch_schedule_work+0x170/0x170
[  223.696454]  ? tun_setup+0x2d0/0x2d0
[  223.700157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.705684]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  223.711035]  ? __tun_detach+0x6ba/0x15c0
[  223.715108]  __tun_detach+0x11b8/0x15c0
[  223.719068]  ? __call_rcu.constprop.55+0x3ea/0x950
[  223.723980]  ? __call_rcu.constprop.55+0x3ea/0x950
[  223.728904]  ? tun_attach+0x1900/0x1900
[  223.732864]  ? trace_hardirqs_off_caller+0x310/0x310
[  223.737955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.743477]  ? check_preemption_disabled+0x48/0x280
[  223.748478]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  223.753048]  ? zap_class+0x640/0x640
[  223.756745]  ? fsnotify+0x4e5/0xf20
[  223.760364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.765897]  ? locks_remove_file+0x3c6/0x5c0
[  223.770295]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  223.775818]  ? ima_file_free+0x132/0x650
[  223.779869]  ? __lock_is_held+0xb5/0x140
[  223.783920]  ? __tun_detach+0x15c0/0x15c0
[  223.788166]  ? __tun_detach+0x15c0/0x15c0
[  223.792302]  tun_chr_close+0xe3/0x180
[  223.796190]  __fput+0x385/0xa30
[  223.799470]  ? get_max_files+0x20/0x20
[  223.803349]  ? perf_trace_sched_process_exec+0x860/0x860
[  223.808794]  ____fput+0x15/0x20
[  223.812063]  task_work_run+0x1e8/0x2a0
[  223.815944]  ? task_work_cancel+0x240/0x240
[  223.820258]  ? switch_task_namespaces+0xb8/0xd0
[  223.824927]  do_exit+0x1ad6/0x26d0
[  223.828465]  ? mm_update_next_owner+0x990/0x990
[  223.833119]  ? print_usage_bug+0xc0/0xc0
[  223.837166]  ? find_held_lock+0x36/0x1c0
[  223.841223]  ? mark_held_locks+0x130/0x130
[  223.845456]  ? __lock_acquire+0x62f/0x4c20
[  223.849677]  ? pipe_wait+0x266/0x2c0
[  223.853396]  ? lock_release+0xa00/0xa00
[  223.857364]  ? mark_held_locks+0x130/0x130
[  223.861590]  ? __mutex_lock+0x85e/0x16f0
[  223.865661]  ? __switch_to_asm+0x40/0x70
[  223.869704]  ? pipe_wait+0x266/0x2c0
[  223.873402]  ? __switch_to_asm+0x34/0x70
[  223.877448]  ? __switch_to_asm+0x40/0x70
[  223.881501]  ? mutex_trylock+0x2b0/0x2b0
[  223.885638]  ? zap_class+0x640/0x640
[  223.889435]  ? zap_class+0x640/0x640
[  223.893131]  ? find_held_lock+0x36/0x1c0
[  223.897187]  ? memset+0x31/0x40
[  223.900456]  ? find_held_lock+0x36/0x1c0
[  223.904508]  ? get_signal+0x95b/0x1980
[  223.908381]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.912863]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.917349]  do_group_exit+0x177/0x440
[  223.921222]  ? trace_hardirqs_off_caller+0x310/0x310
[  223.926317]  ? __ia32_sys_exit+0x50/0x50
[  223.930373]  get_signal+0x8b0/0x1980
[  223.934080]  ? ptrace_notify+0x130/0x130
[  223.938135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.943658]  ? pipe_read+0x702/0x940
[  223.947420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.952951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.958472]  ? __vfs_read+0x11f/0x9b0
[  223.962267]  do_signal+0x9c/0x21c0
[  223.965793]  ? fsnotify+0xf20/0xf20
[  223.969413]  ? setup_sigcontext+0x7d0/0x7d0
[  223.973723]  ? exit_to_usermode_loop+0x8c/0x380
[  223.978383]  ? exit_to_usermode_loop+0x8c/0x380
[  223.983040]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  223.987607]  ? trace_hardirqs_on+0xbd/0x310
[  223.991915]  ? do_syscall_64+0x6be/0x820
[  223.995967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.001497]  exit_to_usermode_loop+0x2e5/0x380
[  224.006072]  ? __bpf_trace_sys_exit+0x30/0x30
[  224.010566]  do_syscall_64+0x6be/0x820
[  224.014525]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  224.019879]  ? syscall_return_slowpath+0x5e0/0x5e0
[  224.024796]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.029625]  ? trace_hardirqs_on_caller+0x310/0x310
[  224.034631]  ? prepare_exit_to_usermode+0x291/0x3b0
[  224.039637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.044474]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  224.049647] RIP: 0033:0x410fa0
[  224.052848] Code: Bad RIP value.
[  224.056192] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  224.063887] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  224.071153] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  224.078416] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  224.085671] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  224.093010] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  224.100284] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  224.100357] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  224.107544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  224.107550] Call Trace:
[  224.114088] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  224.123347]  <IRQ>
[  224.125904] syz-executor5 cpuset=syz5 mems_allowed=0
[  224.136366]  dump_stack+0x244/0x39d
[  224.147170]  ? dump_stack_print_info.cold.1+0x20/0x20
[  224.152354]  warn_alloc.cold.116+0xb7/0x1bd
[  224.156665]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  224.161497]  ? lock_downgrade+0x900/0x900
[  224.165635]  ? trace_hardirqs_off+0xb8/0x310
[  224.170050]  ? trace_hardirqs_off+0xb8/0x310
[  224.174568]  __alloc_pages_slowpath+0x26e8/0x2e10
[  224.179416]  ? warn_alloc+0x120/0x120
[  224.183206]  ? print_usage_bug+0xc0/0xc0
[  224.187262]  ? warn_alloc+0x120/0x120
[  224.191051]  ? warn_alloc+0x120/0x120
[  224.194835]  ? print_usage_bug+0xc0/0xc0
[  224.198897]  ? print_usage_bug+0xc0/0xc0
[  224.202945]  ? __lock_acquire+0x62f/0x4c20
[  224.207172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.212704]  ? should_fail+0x22d/0xd01
[  224.216595]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.221682]  ? __lock_acquire+0x62f/0x4c20
[  224.225910]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.230999]  ? __lock_acquire+0x62f/0x4c20
[  224.235233]  ? should_fail+0x22d/0xd01
[  224.239105]  ? find_held_lock+0x36/0x1c0
[  224.243157]  ? mark_held_locks+0x130/0x130
[  224.247381]  ? mark_held_locks+0x130/0x130
[  224.251600]  ? zap_class+0x640/0x640
[  224.255299]  ? zap_class+0x640/0x640
[  224.259001]  ? print_usage_bug+0xc0/0xc0
[  224.263045]  ? do_raw_spin_unlock+0xa7/0x330
[  224.267437]  ? zap_class+0x640/0x640
[  224.271138]  ? print_usage_bug+0xc0/0xc0
[  224.275182]  ? wq_watchdog_touch+0x9c/0xfe
[  224.279403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.284936]  ? check_preemption_disabled+0x48/0x280
[  224.289944]  ? __lock_is_held+0xb5/0x140
[  224.293996]  __alloc_pages_nodemask+0xa80/0xde0
[  224.298653]  ? zap_class+0x640/0x640
[  224.302462]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  224.307482]  ? find_held_lock+0x36/0x1c0
[  224.311544]  ? ____cache_alloc_node+0x1c7/0x1e0
[  224.316198]  ? lock_downgrade+0x900/0x900
[  224.320344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.325868]  cache_grow_begin+0xa5/0x8c0
[  224.329915]  ? do_raw_spin_unlock+0xa7/0x330
[  224.334314]  fallback_alloc+0x204/0x2e0
[  224.338427]  ____cache_alloc_node+0x1c7/0x1e0
[  224.342912]  kmem_cache_alloc_node+0xe3/0x730
[  224.347396]  ? ipv6_get_ifaddr+0x42e/0x620
[  224.351626]  __alloc_skb+0x119/0x770
[  224.355323]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  224.360589]  ? netdev_alloc_frag+0x1f0/0x1f0
[  224.364982]  ? lock_downgrade+0x900/0x900
[  224.369123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.374648]  ? refcount_sub_and_test_checked+0x203/0x310
[  224.380088]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  224.385528]  ? addrconf_rs_timer+0x690/0x690
[  224.389931]  ndisc_alloc_skb+0x144/0x340
[  224.393993]  ndisc_send_rs+0x331/0x6e0
[  224.397868]  addrconf_rs_timer+0x314/0x690
[  224.402094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.406323]  call_timer_fn+0x272/0x920
[  224.410194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.414421]  ? process_timeout+0x40/0x40
[  224.418476]  ? __run_timers+0x7da/0xc70
[  224.422441]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.426926]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.431407]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.435626]  ? lockdep_hardirqs_on+0x296/0x5b0
[  224.440193]  ? trace_hardirqs_on+0xbd/0x310
[  224.444519]  ? kasan_check_read+0x11/0x20
[  224.448653]  ? __run_timers+0x7da/0xc70
[  224.452615]  ? trace_hardirqs_off_caller+0x310/0x310
[  224.457706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.461929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.466147]  __run_timers+0x7e5/0xc70
[  224.469940]  ? timer_fixup_init+0x70/0x70
[  224.474076]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.479081]  ? zap_class+0x640/0x640
[  224.482873]  ? enqueue_hrtimer+0x1a5/0x560
[  224.487094]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  224.492274]  ? find_held_lock+0x36/0x1c0
[  224.496326]  ? zap_class+0x640/0x640
[  224.500030]  ? pvclock_read_flags+0x160/0x160
[  224.504509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.510030]  ? check_preemption_disabled+0x48/0x280
[  224.515043]  ? __lock_is_held+0xb5/0x140
[  224.519091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.524616]  ? check_preemption_disabled+0x48/0x280
[  224.529619]  run_timer_softirq+0x52/0xb0
[  224.533679]  ? rcu_read_lock_sched_held+0x14f/0x180
[  224.538685]  __do_softirq+0x308/0xb7e
[  224.542561]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  224.547048]  ? lock_downgrade+0x900/0x900
[  224.551325]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  224.556536]  ? pvclock_read_flags+0x160/0x160
[  224.561017]  ? lapic_next_event+0x5a/0x90
[  224.565155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.570697]  ? kvm_clock_read+0x18/0x30
[  224.574656]  ? kvm_sched_clock_read+0x9/0x20
[  224.579052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.584577]  ? check_preemption_disabled+0x48/0x280
[  224.589589]  irq_exit+0x17f/0x1c0
[  224.593030]  smp_apic_timer_interrupt+0x1cb/0x760
[  224.597858]  ? smp_reschedule_interrupt+0x109/0x650
[  224.602862]  ? smp_call_function_single_interrupt+0x650/0x650
[  224.608731]  ? interrupt_entry+0xb5/0xc0
[  224.612780]  ? trace_hardirqs_off_caller+0xbb/0x310
[  224.617794]  ? trace_hardirqs_off_caller+0xbb/0x310
[  224.622800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.627630]  ? trace_hardirqs_on_caller+0x310/0x310
[  224.632631]  ? trace_hardirqs_on_caller+0x310/0x310
[  224.637632]  ? task_prio+0x50/0x50
[  224.641161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.646687]  ? check_preemption_disabled+0x48/0x280
[  224.651695]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.656529]  apic_timer_interrupt+0xf/0x20
[  224.660747]  </IRQ>
[  224.662979] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  224.668850] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  224.687831] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  224.695522] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  224.702777] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  224.710030] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  224.717283] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  224.724535] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  224.731896]  ? save_stack+0xa9/0xd0
[  224.735516]  __kmalloc_node_track_caller+0x3c/0x70
[  224.740439]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  224.745194]  pskb_expand_head+0x230/0x10f0
[  224.749413]  ? check_preemption_disabled+0x48/0x280
[  224.754420]  ? memcpy+0x45/0x50
[  224.757693]  ? __copy_skb_header+0x350/0x6b0
[  224.762090]  ? skb_release_data+0x880/0x880
[  224.766395]  ? __alloc_skb+0x770/0x770
[  224.770277]  ? __lock_is_held+0xb5/0x140
[  224.774330]  ? kasan_check_write+0x14/0x20
[  224.778548]  ? __skb_clone+0x6c7/0xa00
[  224.782427]  ? __copy_skb_header+0x6b0/0x6b0
[  224.786820]  ? kmem_cache_alloc+0x33a/0x730
[  224.791135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.796660]  skb_ensure_writable+0x3dd/0x640
[  224.801058]  ? skb_checksum_setup+0xaa0/0xaa0
[  224.805542]  ? preempt_notifier_register+0x200/0x200
[  224.810631]  ? __switch_to_asm+0x34/0x70
[  224.814678]  ? __switch_to_asm+0x34/0x70
[  224.818724]  ? __switch_to_asm+0x40/0x70
[  224.822770]  ? __switch_to_asm+0x34/0x70
[  224.826818]  ? __switch_to_asm+0x40/0x70
[  224.830862]  ? __switch_to_asm+0x40/0x70
[  224.834905]  ? __switch_to_asm+0x34/0x70
[  224.838948]  ? __switch_to_asm+0x34/0x70
[  224.842995]  ? __switch_to_asm+0x40/0x70
[  224.847047]  ? __switch_to_asm+0x34/0x70
[  224.851102]  bpf_clone_redirect+0x14a/0x490
[  224.855429]  bpf_prog_210052181be91187+0x25d/0x1000
[  224.860437]  ? __sched_text_start+0x8/0x8
[  224.864574]  ? retint_kernel+0x2d/0x2d
[  224.868448]  ? trace_hardirqs_on_caller+0xc0/0x310
[  224.873373]  ? find_held_lock+0x36/0x1c0
[  224.877444]  ? lock_acquire+0x1ed/0x520
[  224.881405]  ? bpf_test_run+0x3cb/0x780
[  224.885370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.890911]  ? check_preemption_disabled+0x48/0x280
[  224.895920]  ? kasan_check_read+0x11/0x20
[  224.900051]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  224.905313]  ? rcu_softirq_qs+0x20/0x20
[  224.909271]  ? preempt_schedule+0x4d/0x60
[  224.913405]  ? ___preempt_schedule+0x16/0x18
[  224.917822]  ? bpf_test_run+0x25d/0x780
[  224.921903]  ? netlink_diag_dump+0x2a0/0x2a0
[  224.926301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.931822]  ? bpf_test_init.isra.10+0x70/0x100
[  224.936482]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  224.941232]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  224.946057]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  224.951582]  ? fput+0x130/0x1a0
[  224.954864]  ? __bpf_prog_get+0x9b/0x290
[  224.958912]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  224.963743]  ? bpf_prog_test_run+0x130/0x1a0
[  224.968139]  ? __x64_sys_bpf+0x3d8/0x520
[  224.972191]  ? bpf_prog_get+0x20/0x20
[  224.975984]  ? do_syscall_64+0x142/0x820
[  224.980029]  ? do_syscall_64+0x157/0x820
[  224.984079]  ? do_syscall_64+0x1b9/0x820
[  224.988140]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  224.993497]  ? syscall_return_slowpath+0x5e0/0x5e0
[  224.998534]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.003370]  ? trace_hardirqs_on_caller+0x310/0x310
[  225.008374]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  225.013377]  ? prepare_exit_to_usermode+0x291/0x3b0
[  225.018390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.023318]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  225.028680] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  225.028684] warn_alloc_show_mem: 1 callbacks suppressed
[  225.028689] Mem-Info:
[  225.035945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  225.041385] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  225.041385]  active_file:14 inactive_file:13 isolated_file:0
[  225.041385]  unevictable:0 dirty:0 writeback:0 unstable:0
[  225.041385]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  225.041385]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  225.041385]  free:13753 free_pcp:301 free_cma:0
[  225.043749] Call Trace:
[  225.053108] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  225.086027]  <IRQ>
[  225.088588] Node 0 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
[  225.116334]  dump_stack+0x244/0x39d
[  225.118446] lowmem_reserve[]: 0 2818 6321 6321
[  225.144559]  ? dump_stack_print_info.cold.1+0x20/0x20
[  225.148176] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  225.152745]  warn_alloc.cold.116+0xb7/0x1bd
[  225.157888] lowmem_reserve[]: 0 0 3503 3503
[  225.186061]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  225.190352] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  225.194672]  ? lock_downgrade+0x900/0x900
[  225.199484] lowmem_reserve[]: 0 0 0 0
[  225.228527]  ? trace_hardirqs_off+0xb8/0x310
[  225.232637] 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
[  225.236421]  ? trace_hardirqs_off+0xb8/0x310
[  225.240792] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  225.254320]  __alloc_pages_slowpath+0x26e8/0x2e10
[  225.258692] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  225.274410]  ? warn_alloc+0x120/0x120
[  225.279224] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  225.294108]  ? print_usage_bug+0xc0/0xc0
[  225.297903] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  225.306910]  ? warn_alloc+0x120/0x120
[  225.310954] 4367 total pagecache pages
[  225.319602]  ? warn_alloc+0x120/0x120
[  225.323460] 0 pages in swap cache
[  225.327331]  ? print_usage_bug+0xc0/0xc0
[  225.331098] Swap cache stats: add 0, delete 0, find 0/0
[  225.334526]  ? kvm_clock_read+0x18/0x30
[  225.338550] Free swap  = 0kB
[  225.343895]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  225.347835] Total swap = 0kB
[  225.350833]  ? print_usage_bug+0xc0/0xc0
[  225.355815] 1965979 pages RAM
[  225.358809]  ? __lock_acquire+0x62f/0x4c20
[  225.362833] 0 pages HighMem/MovableOnly
[  225.362839] 342853 pages reserved
[  225.365925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.370150] 0 pages cma reserved
[  225.374105]  ? should_fail+0x22d/0xd01
[  225.378168] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  225.383620]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  225.383634]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.383647]  ? __lock_acquire+0x62f/0x4c20
[  225.387028] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  225.390849]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.397305] syz-executor4 cpuset=syz4 mems_allowed=0
[  225.402556]  ? __lock_acquire+0x62f/0x4c20
[  225.402568]  ? should_fail+0x22d/0xd01
[  225.440534]  ? rcu_irq_exit+0x1a2/0x390
[  225.444501]  ? mark_held_locks+0x130/0x130
[  225.448724]  ? mark_held_locks+0x130/0x130
[  225.452952]  ? mark_held_locks+0xc7/0x130
[  225.457085]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  225.462091]  ? zap_class+0x640/0x640
[  225.465798]  ? print_usage_bug+0xc0/0xc0
[  225.469850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.475375]  ? check_preemption_disabled+0x48/0x280
[  225.480386]  ? __lock_is_held+0xb5/0x140
[  225.484439]  __alloc_pages_nodemask+0xa80/0xde0
[  225.489092]  ? zap_class+0x640/0x640
[  225.492804]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  225.497817]  ? find_held_lock+0x36/0x1c0
[  225.501875]  ? ____cache_alloc_node+0x1c7/0x1e0
[  225.506532]  ? lock_downgrade+0x900/0x900
[  225.510671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.516198]  cache_grow_begin+0xa5/0x8c0
[  225.520249]  ? do_raw_spin_unlock+0xa7/0x330
[  225.524647]  fallback_alloc+0x204/0x2e0
[  225.528611]  ____cache_alloc_node+0x1c7/0x1e0
[  225.533096]  kmem_cache_alloc_node+0xe3/0x730
[  225.537586]  ? ipv6_get_ifaddr+0x42e/0x620
[  225.541813]  __alloc_skb+0x119/0x770
[  225.545526]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  225.550797]  ? netdev_alloc_frag+0x1f0/0x1f0
[  225.555193]  ? lock_downgrade+0x900/0x900
[  225.559331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.564870]  ? refcount_sub_and_test_checked+0x203/0x310
[  225.570310]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  225.575745]  ? addrconf_rs_timer+0x690/0x690
[  225.580147]  ndisc_alloc_skb+0x144/0x340
[  225.584200]  ndisc_send_rs+0x331/0x6e0
[  225.588075]  addrconf_rs_timer+0x314/0x690
[  225.592306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.596551]  call_timer_fn+0x272/0x920
[  225.600436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.604653]  ? process_timeout+0x40/0x40
[  225.608707]  ? mark_held_locks+0xc7/0x130
[  225.612842]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.617324]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.621806]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.626026]  ? lockdep_hardirqs_on+0x296/0x5b0
[  225.630594]  ? trace_hardirqs_on+0xbd/0x310
[  225.634902]  ? kasan_check_read+0x11/0x20
[  225.639032]  ? __run_timers+0x7da/0xc70
[  225.642995]  ? trace_hardirqs_off_caller+0x310/0x310
[  225.648095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.652324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.656542]  __run_timers+0x7e5/0xc70
[  225.660337]  ? timer_fixup_init+0x70/0x70
[  225.664476]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  225.669477]  ? zap_class+0x640/0x640
[  225.673182]  ? print_usage_bug+0xc0/0xc0
[  225.677231]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  225.682414]  ? find_held_lock+0x36/0x1c0
[  225.686463]  ? zap_class+0x640/0x640
[  225.690168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.695690]  ? check_preemption_disabled+0x48/0x280
[  225.700784]  ? __lock_is_held+0xb5/0x140
[  225.704859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.710382]  ? check_preemption_disabled+0x48/0x280
[  225.715387]  run_timer_softirq+0x52/0xb0
[  225.719433]  ? rcu_read_lock_sched_held+0x14f/0x180
[  225.724435]  __do_softirq+0x308/0xb7e
[  225.728224]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  225.732706]  ? lock_downgrade+0x900/0x900
[  225.736848]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  225.741943]  ? pvclock_read_flags+0x160/0x160
[  225.746439]  ? lapic_next_event+0x5a/0x90
[  225.750575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.756112]  ? kvm_clock_read+0x18/0x30
[  225.760104]  ? kvm_sched_clock_read+0x9/0x20
[  225.764515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.770036]  ? check_preemption_disabled+0x48/0x280
[  225.775046]  irq_exit+0x17f/0x1c0
[  225.778485]  smp_apic_timer_interrupt+0x1cb/0x760
[  225.783310]  ? smp_reschedule_interrupt+0x109/0x650
[  225.788311]  ? smp_call_function_single_interrupt+0x650/0x650
[  225.794180]  ? interrupt_entry+0xb5/0xc0
[  225.798230]  ? trace_hardirqs_off_caller+0xbb/0x310
[  225.803231]  ? trace_hardirqs_off_caller+0xbb/0x310
[  225.808237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.813068]  ? trace_hardirqs_on_caller+0x310/0x310
[  225.818081]  ? trace_hardirqs_on_caller+0x310/0x310
[  225.823092]  ? task_prio+0x50/0x50
[  225.826620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.832142]  ? check_preemption_disabled+0x48/0x280
[  225.837145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.841981]  apic_timer_interrupt+0xf/0x20
[  225.846195]  </IRQ>
[  225.848424] RIP: 0010:console_unlock+0x102f/0x1190
[  225.853340] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  225.872546] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  225.880330] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  225.887585] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  225.894846] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  225.902103] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  225.909359] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  225.916623]  ? netconsole_netdev_event+0x280/0x280
[  225.921542]  ? console_unlock+0x1026/0x1190
[  225.925876]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  225.930528]  ? vprintk_emit+0x846/0x990
[  225.934489]  ? lock_release+0xa00/0xa00
[  225.938459]  ? trace_hardirqs_on+0x70/0x310
[  225.942766]  ? vprintk_default+0x28/0x30
[  225.946817]  ? trace_hardirqs_off_caller+0x310/0x310
[  225.951915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.957445]  vprintk_emit+0x391/0x990
[  225.961233]  ? wake_up_klogd+0x180/0x180
[  225.965284]  ? find_held_lock+0x11/0x1c0
[  225.969341]  ? mark_held_locks+0xc7/0x130
[  225.973477]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.977955]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.982438]  vprintk_default+0x28/0x30
[  225.986316]  vprintk_func+0x7e/0x181
[  225.990020]  printk+0xa7/0xcf
[  225.993112]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  225.997857]  ? _raw_spin_unlock_irq+0x60/0x80
[  226.002347]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  226.007619]  dump_header+0x7cc/0xf72
[  226.011326]  ? pagefault_out_of_memory+0x197/0x197
[  226.016247]  ? percpu_ref_get_many+0x240/0x240
[  226.020835]  ? zap_class+0x640/0x640
[  226.024537]  ? print_usage_bug+0xc0/0xc0
[  226.028594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.034118]  ? find_held_lock+0x36/0x1c0
[  226.038172]  ? mark_held_locks+0xc7/0x130
[  226.042325]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  226.047415]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  226.052523]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  226.057110]  ? trace_hardirqs_on+0xbd/0x310
[  226.061417]  ? kasan_check_read+0x11/0x20
[  226.065551]  ? ___ratelimit+0x3b4/0x672
[  226.069521]  ? trace_hardirqs_off_caller+0x310/0x310
[  226.074610]  ? trace_hardirqs_on+0x310/0x310
[  226.079005]  ? lock_downgrade+0x900/0x900
[  226.083143]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  226.088235]  ? ___ratelimit+0x3b9/0x672
[  226.092206]  ? idr_get_free+0xf70/0xf70
[  226.096172]  ? find_held_lock+0x36/0x1c0
[  226.100229]  oom_kill_process.cold.27+0x10/0x903
[  226.105093]  ? zap_class+0x640/0x640
[  226.108796]  ? check_preemption_disabled+0x48/0x280
[  226.113803]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  226.118727]  ? kasan_check_read+0x11/0x20
[  226.122872]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  226.128142]  ? oom_evaluate_task+0x540/0x540
[  226.132537]  ? find_held_lock+0x36/0x1c0
[  226.136589]  ? out_of_memory+0x974/0x1430
[  226.140723]  ? lock_downgrade+0x900/0x900
[  226.144856]  ? check_preemption_disabled+0x48/0x280
[  226.149862]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  226.154779]  ? kasan_check_read+0x11/0x20
[  226.158917]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  226.164179]  ? rcu_softirq_qs+0x20/0x20
[  226.168143]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.173667]  ? oom_evaluate_task+0x302/0x540
[  226.178069]  out_of_memory+0xa84/0x1430
[  226.182036]  ? oom_killer_disable+0x3a0/0x3a0
[  226.186522]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  226.191439]  ? __ww_mutex_check_waiters+0x160/0x160
[  226.196453]  __alloc_pages_slowpath+0x2354/0x2e10
[  226.201289]  ? do_raw_spin_trylock+0x270/0x270
[  226.205871]  ? warn_alloc+0x120/0x120
[  226.209662]  ? debug_check_no_obj_freed+0x305/0x58d
[  226.214671]  ? drain_local_pages_wq+0x40/0x40
[  226.219154]  ? __lock_acquire+0x62f/0x4c20
[  226.223375]  ? trace_hardirqs_on+0x310/0x310
[  226.227778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.233304]  ? should_fail+0x22d/0xd01
[  226.237180]  ? mark_held_locks+0x130/0x130
[  226.241415]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.246502]  ? zap_class+0x640/0x640
[  226.250208]  ? trace_hardirqs_on+0x310/0x310
[  226.254608]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  226.260142]  ? __lock_is_held+0xb5/0x140
[  226.264206]  ? lock_release+0xa00/0xa00
[  226.268166]  ? perf_trace_sched_process_exec+0x860/0x860
[  226.273609]  ? __might_sleep+0x95/0x190
[  226.277578]  __alloc_pages_nodemask+0xa80/0xde0
[  226.282237]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  226.287237]  ? lock_downgrade+0x900/0x900
[  226.291371]  ? check_preemption_disabled+0x48/0x280
[  226.296373]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  226.301283]  ? kasan_check_read+0x11/0x20
[  226.305416]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  226.310681]  ? unwind_dump+0x190/0x190
[  226.314562]  ? is_bpf_text_address+0xd3/0x170
[  226.319052]  ? kernel_text_address+0x79/0xf0
[  226.323448]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  226.328976]  alloc_pages_current+0x173/0x350
[  226.333375]  depot_save_stack+0x3f1/0x470
[  226.338034]  save_stack+0xa9/0xd0
[  226.341478]  ? save_stack+0x43/0xd0
[  226.345090]  ? kasan_kmalloc+0xc7/0xe0
[  226.348964]  ? kasan_slab_alloc+0x12/0x20
[  226.353098]  ? kmem_cache_alloc_node+0x131/0x730
[  226.357841]  ? __alloc_skb+0x119/0x770
[  226.361716]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  226.366459]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  226.371463]  ? rtmsg_ifinfo+0x8c/0xa0
[  226.375253]  ? dev_close_many+0x3be/0x860
[  226.379387]  ? rollback_registered_many+0x543/0x1250
[  226.384475]  ? rollback_registered+0x1e9/0x420
[  226.389047]  ? unregister_netdevice_queue+0x321/0x5e0
[  226.394230]  ? __tun_detach+0x11b8/0x15c0
[  226.398364]  ? tun_chr_close+0xe3/0x180
[  226.402328]  ? __fput+0x385/0xa30
[  226.405767]  ? ____fput+0x15/0x20
[  226.409211]  ? task_work_run+0x1e8/0x2a0
[  226.413259]  ? do_exit+0x1ad6/0x26d0
[  226.416959]  ? do_group_exit+0x177/0x440
[  226.421002]  ? get_signal+0x8b0/0x1980
[  226.424881]  ? do_signal+0x9c/0x21c0
[  226.428578]  ? exit_to_usermode_loop+0x2e5/0x380
[  226.433327]  ? do_syscall_64+0x6be/0x820
[  226.437371]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  226.442720]  ? lock_downgrade+0x900/0x900
[  226.446854]  ? quarantine_reduce+0x163/0x1a0
[  226.451253]  ? trace_hardirqs_off_caller+0x310/0x310
[  226.456344]  ? ___cache_free+0x2e/0x380
[  226.460318]  ? quarantine_reduce+0x189/0x1a0
[  226.464729]  ? kasan_unpoison_shadow+0x35/0x50
[  226.469300]  kasan_kmalloc+0xc7/0xe0
[  226.473004]  kasan_slab_alloc+0x12/0x20
[  226.476968]  kmem_cache_alloc_node+0x131/0x730
[  226.481542]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  226.486460]  __alloc_skb+0x119/0x770
[  226.490162]  ? netdev_alloc_frag+0x1f0/0x1f0
[  226.494560]  ? if_nlmsg_size+0x5d1/0xbb0
[  226.498622]  ? rtnetlink_put_metrics+0x690/0x690
[  226.503376]  ? sk_psock_stop_strp+0x120/0x120
[  226.507860]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  226.512865]  ? netif_tx_stop_all_queues+0xd9/0x110
[  226.517789]  rtmsg_ifinfo_build_skb+0x74/0x190
[  226.522361]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  226.527191]  rtmsg_ifinfo+0x8c/0xa0
[  226.530807]  dev_close_many+0x3be/0x860
[  226.534775]  ? dev_fill_metadata_dst+0x840/0x840
[  226.539513]  ? find_held_lock+0x36/0x1c0
[  226.543564]  ? __queue_work+0x671/0x1440
[  226.547619]  ? lock_downgrade+0x900/0x900
[  226.551755]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.557278]  ? rtnl_is_locked+0xb5/0xf0
[  226.561237]  ? rtnl_trylock+0x20/0x20
[  226.565026]  ? do_raw_spin_unlock+0xa7/0x330
[  226.569444]  ? do_raw_spin_trylock+0x270/0x270
[  226.574049]  rollback_registered_many+0x543/0x1250
[  226.578970]  ? generic_xdp_install+0x5a0/0x5a0
[  226.583543]  ? flush_rcu_work+0x90/0x90
[  226.587509]  ? zap_class+0x640/0x640
[  226.591212]  ? print_usage_bug+0xc0/0xc0
[  226.595259]  ? print_usage_bug+0xc0/0xc0
[  226.599305]  ? zap_class+0x640/0x640
[  226.603013]  ? print_usage_bug+0xc0/0xc0
[  226.607071]  ? find_held_lock+0x36/0x1c0
[  226.611127]  ? mark_held_locks+0xc7/0x130
[  226.615267]  rollback_registered+0x1e9/0x420
[  226.619661]  ? lockdep_hardirqs_on+0x321/0x5b0
[  226.624229]  ? rollback_registered_many+0x1250/0x1250
[  226.629405]  ? trace_hardirqs_on+0xbd/0x310
[  226.633716]  ? linkwatch_schedule_work+0x150/0x170
[  226.638632]  ? trace_hardirqs_off_caller+0x310/0x310
[  226.643724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.649248]  ? rtnl_is_locked+0xb5/0xf0
[  226.653208]  ? rtnl_trylock+0x20/0x20
[  226.657003]  ? queue_delayed_work_on+0x130/0x1f0
[  226.661747]  unregister_netdevice_queue+0x321/0x5e0
[  226.666771]  ? rollback_registered+0x420/0x420
[  226.671455]  ? linkwatch_schedule_work+0x170/0x170
[  226.676383]  ? tun_setup+0x2d0/0x2d0
[  226.680087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.685614]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  226.690966]  ? __tun_detach+0x6ba/0x15c0
[  226.695026]  __tun_detach+0x11b8/0x15c0
[  226.698987]  ? __call_rcu.constprop.55+0x3ea/0x950
[  226.703908]  ? __call_rcu.constprop.55+0x3ea/0x950
[  226.708832]  ? tun_attach+0x1900/0x1900
[  226.712796]  ? trace_hardirqs_off_caller+0x310/0x310
[  226.717889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.723417]  ? check_preemption_disabled+0x48/0x280
[  226.728418]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  226.732999]  ? zap_class+0x640/0x640
[  226.736698]  ? fsnotify+0x4e5/0xf20
[  226.740312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.745836]  ? locks_remove_file+0x3c6/0x5c0
[  226.750234]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  226.755762]  ? ima_file_free+0x132/0x650
[  226.759812]  ? __lock_is_held+0xb5/0x140
[  226.763863]  ? __tun_detach+0x15c0/0x15c0
[  226.768009]  ? __tun_detach+0x15c0/0x15c0
[  226.772142]  tun_chr_close+0xe3/0x180
[  226.775931]  __fput+0x385/0xa30
[  226.779201]  ? get_max_files+0x20/0x20
[  226.783081]  ? perf_trace_sched_process_exec+0x860/0x860
[  226.788523]  ____fput+0x15/0x20
[  226.791796]  task_work_run+0x1e8/0x2a0
[  226.795671]  ? task_work_cancel+0x240/0x240
[  226.799990]  ? switch_task_namespaces+0xb8/0xd0
[  226.804648]  do_exit+0x1ad6/0x26d0
[  226.808182]  ? mm_update_next_owner+0x990/0x990
[  226.812841]  ? print_usage_bug+0xc0/0xc0
[  226.816891]  ? find_held_lock+0x36/0x1c0
[  226.820947]  ? mark_held_locks+0x130/0x130
[  226.825170]  ? __lock_acquire+0x62f/0x4c20
[  226.829390]  ? pipe_wait+0x266/0x2c0
[  226.833095]  ? lock_release+0xa00/0xa00
[  226.837063]  ? mark_held_locks+0x130/0x130
[  226.841289]  ? __mutex_lock+0x85e/0x16f0
[  226.845336]  ? __switch_to_asm+0x40/0x70
[  226.849386]  ? pipe_wait+0x266/0x2c0
[  226.853140]  ? __switch_to_asm+0x34/0x70
[  226.857188]  ? __switch_to_asm+0x40/0x70
[  226.861237]  ? mutex_trylock+0x2b0/0x2b0
[  226.865285]  ? zap_class+0x640/0x640
[  226.869002]  ? zap_class+0x640/0x640
[  226.872702]  ? find_held_lock+0x36/0x1c0
[  226.876760]  ? memset+0x31/0x40
[  226.880028]  ? find_held_lock+0x36/0x1c0
[  226.884078]  ? get_signal+0x95b/0x1980
[  226.887963]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.892450]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.896935]  do_group_exit+0x177/0x440
[  226.900811]  ? trace_hardirqs_off_caller+0x310/0x310
[  226.905907]  ? __ia32_sys_exit+0x50/0x50
[  226.909964]  get_signal+0x8b0/0x1980
[  226.913675]  ? ptrace_notify+0x130/0x130
[  226.917730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.923257]  ? pipe_read+0x702/0x940
[  226.926982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.932514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.938041]  ? __vfs_read+0x11f/0x9b0
[  226.941832]  do_signal+0x9c/0x21c0
[  226.945368]  ? fsnotify+0xf20/0xf20
[  226.948992]  ? setup_sigcontext+0x7d0/0x7d0
[  226.953304]  ? exit_to_usermode_loop+0x8c/0x380
[  226.957960]  ? exit_to_usermode_loop+0x8c/0x380
[  226.962624]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  226.967196]  ? trace_hardirqs_on+0xbd/0x310
[  226.971509]  ? do_syscall_64+0x6be/0x820
[  226.975560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.981087]  exit_to_usermode_loop+0x2e5/0x380
[  226.985666]  ? __bpf_trace_sys_exit+0x30/0x30
[  226.990154]  do_syscall_64+0x6be/0x820
[  226.994029]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  226.999380]  ? syscall_return_slowpath+0x5e0/0x5e0
[  227.004303]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.009144]  ? trace_hardirqs_on_caller+0x310/0x310
[  227.014147]  ? prepare_exit_to_usermode+0x291/0x3b0
[  227.019152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.024004]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  227.029180] RIP: 0033:0x410fa0
[  227.032379] Code: Bad RIP value.
[  227.035732] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  227.043427] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  227.050691] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  227.057943] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  227.065203] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  227.072457] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  227.079733] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  227.079853] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  227.086991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  227.086997] Call Trace:
[  227.093652] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  227.102911]  <IRQ>
[  227.105467] syz-executor5 cpuset=syz5 mems_allowed=0
[  227.115930]  dump_stack+0x244/0x39d
[  227.126755]  ? dump_stack_print_info.cold.1+0x20/0x20
[  227.131942]  warn_alloc.cold.116+0xb7/0x1bd
[  227.136278]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  227.141116]  ? lock_downgrade+0x900/0x900
[  227.145255]  ? trace_hardirqs_off+0xb8/0x310
[  227.149656]  ? trace_hardirqs_off+0xb8/0x310
[  227.154055]  __alloc_pages_slowpath+0x26e8/0x2e10
[  227.158928]  ? warn_alloc+0x120/0x120
[  227.162721]  ? print_usage_bug+0xc0/0xc0
[  227.166769]  ? warn_alloc+0x120/0x120
[  227.170796]  ? warn_alloc+0x120/0x120
[  227.174585]  ? print_usage_bug+0xc0/0xc0
[  227.178634]  ? print_usage_bug+0xc0/0xc0
[  227.182680]  ? __lock_acquire+0x62f/0x4c20
[  227.186903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.192425]  ? should_fail+0x22d/0xd01
[  227.196302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.201390]  ? __lock_acquire+0x62f/0x4c20
[  227.205620]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.210707]  ? __lock_acquire+0x62f/0x4c20
[  227.214928]  ? should_fail+0x22d/0xd01
[  227.218805]  ? find_held_lock+0x36/0x1c0
[  227.222855]  ? mark_held_locks+0x130/0x130
[  227.227081]  ? mark_held_locks+0x130/0x130
[  227.231303]  ? zap_class+0x640/0x640
[  227.235003]  ? zap_class+0x640/0x640
[  227.238705]  ? print_usage_bug+0xc0/0xc0
[  227.242751]  ? do_raw_spin_unlock+0xa7/0x330
[  227.247144]  ? zap_class+0x640/0x640
[  227.250844]  ? print_usage_bug+0xc0/0xc0
[  227.254892]  ? wq_watchdog_touch+0x9c/0xfe
[  227.259116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.264641]  ? check_preemption_disabled+0x48/0x280
[  227.269648]  ? __lock_is_held+0xb5/0x140
[  227.273787]  __alloc_pages_nodemask+0xa80/0xde0
[  227.278443]  ? zap_class+0x640/0x640
[  227.282146]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  227.287158]  ? find_held_lock+0x36/0x1c0
[  227.291312]  ? ____cache_alloc_node+0x1c7/0x1e0
[  227.296067]  ? lock_downgrade+0x900/0x900
[  227.300219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.305744]  cache_grow_begin+0xa5/0x8c0
[  227.309789]  ? do_raw_spin_unlock+0xa7/0x330
[  227.314190]  fallback_alloc+0x204/0x2e0
[  227.318175]  ____cache_alloc_node+0x1c7/0x1e0
[  227.322769]  kmem_cache_alloc_node+0xe3/0x730
[  227.327253]  ? ipv6_get_ifaddr+0x42e/0x620
[  227.331478]  __alloc_skb+0x119/0x770
[  227.335175]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  227.340446]  ? netdev_alloc_frag+0x1f0/0x1f0
[  227.344839]  ? lock_downgrade+0x900/0x900
[  227.348972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.354579]  ? refcount_sub_and_test_checked+0x203/0x310
[  227.360017]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  227.365453]  ? addrconf_rs_timer+0x690/0x690
[  227.369858]  ndisc_alloc_skb+0x144/0x340
[  227.373909]  ndisc_send_rs+0x331/0x6e0
[  227.377790]  addrconf_rs_timer+0x314/0x690
[  227.382014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.386242]  call_timer_fn+0x272/0x920
[  227.390134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.394370]  ? process_timeout+0x40/0x40
[  227.398421]  ? __run_timers+0x7da/0xc70
[  227.402381]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.406861]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.411339]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.415559]  ? lockdep_hardirqs_on+0x296/0x5b0
[  227.420130]  ? trace_hardirqs_on+0xbd/0x310
[  227.424448]  ? kasan_check_read+0x11/0x20
[  227.428580]  ? __run_timers+0x7da/0xc70
[  227.432540]  ? trace_hardirqs_off_caller+0x310/0x310
[  227.437634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.441870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.446099]  __run_timers+0x7e5/0xc70
[  227.449907]  ? timer_fixup_init+0x70/0x70
[  227.454046]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.459076]  ? zap_class+0x640/0x640
[  227.462781]  ? enqueue_hrtimer+0x1a5/0x560
[  227.467003]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  227.472186]  ? find_held_lock+0x36/0x1c0
[  227.476237]  ? zap_class+0x640/0x640
[  227.479943]  ? pvclock_read_flags+0x160/0x160
[  227.484425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.489954]  ? check_preemption_disabled+0x48/0x280
[  227.494963]  ? __lock_is_held+0xb5/0x140
[  227.499028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.504550]  ? check_preemption_disabled+0x48/0x280
[  227.509556]  run_timer_softirq+0x52/0xb0
[  227.513601]  ? rcu_read_lock_sched_held+0x14f/0x180
[  227.518867]  __do_softirq+0x308/0xb7e
[  227.522655]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  227.527135]  ? lock_downgrade+0x900/0x900
[  227.531273]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  227.536365]  ? pvclock_read_flags+0x160/0x160
[  227.540857]  ? lapic_next_event+0x5a/0x90
[  227.544992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.550520]  ? kvm_clock_read+0x18/0x30
[  227.554481]  ? kvm_sched_clock_read+0x9/0x20
[  227.558879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.564402]  ? check_preemption_disabled+0x48/0x280
[  227.569409]  irq_exit+0x17f/0x1c0
[  227.572851]  smp_apic_timer_interrupt+0x1cb/0x760
[  227.577678]  ? smp_reschedule_interrupt+0x109/0x650
[  227.582679]  ? smp_call_function_single_interrupt+0x650/0x650
[  227.588549]  ? interrupt_entry+0xb5/0xc0
[  227.592598]  ? trace_hardirqs_off_caller+0xbb/0x310
[  227.597599]  ? trace_hardirqs_off_caller+0xbb/0x310
[  227.602599]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.607436]  ? trace_hardirqs_on_caller+0x310/0x310
[  227.612435]  ? trace_hardirqs_on_caller+0x310/0x310
[  227.617450]  ? task_prio+0x50/0x50
[  227.620976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.626501]  ? check_preemption_disabled+0x48/0x280
[  227.631514]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.636347]  apic_timer_interrupt+0xf/0x20
[  227.640561]  </IRQ>
[  227.642785] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  227.648659] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  227.667541] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  227.675242] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  227.682495] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  227.689750] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  227.697007] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  227.704263] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  227.711537]  ? save_stack+0xa9/0xd0
[  227.715157]  __kmalloc_node_track_caller+0x3c/0x70
[  227.720173]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  227.724923]  pskb_expand_head+0x230/0x10f0
[  227.729144]  ? check_preemption_disabled+0x48/0x280
[  227.734153]  ? memcpy+0x45/0x50
[  227.737430]  ? __copy_skb_header+0x350/0x6b0
[  227.741824]  ? skb_release_data+0x880/0x880
[  227.746133]  ? __alloc_skb+0x770/0x770
[  227.750014]  ? __lock_is_held+0xb5/0x140
[  227.754067]  ? kasan_check_write+0x14/0x20
[  227.758302]  ? __skb_clone+0x6c7/0xa00
[  227.762177]  ? __copy_skb_header+0x6b0/0x6b0
[  227.766586]  ? kmem_cache_alloc+0x33a/0x730
[  227.770902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.776447]  skb_ensure_writable+0x3dd/0x640
[  227.780842]  ? skb_checksum_setup+0xaa0/0xaa0
[  227.785328]  ? preempt_notifier_register+0x200/0x200
[  227.790414]  ? __switch_to_asm+0x34/0x70
[  227.794458]  ? __switch_to_asm+0x34/0x70
[  227.798501]  ? __switch_to_asm+0x40/0x70
[  227.802562]  ? __switch_to_asm+0x34/0x70
[  227.806609]  ? __switch_to_asm+0x40/0x70
[  227.810653]  ? __switch_to_asm+0x40/0x70
[  227.814713]  ? __switch_to_asm+0x34/0x70
[  227.818756]  ? __switch_to_asm+0x34/0x70
[  227.822798]  ? __switch_to_asm+0x40/0x70
[  227.826841]  ? __switch_to_asm+0x34/0x70
[  227.830897]  bpf_clone_redirect+0x14a/0x490
[  227.835213]  bpf_prog_210052181be91187+0x25d/0x1000
[  227.840217]  ? __sched_text_start+0x8/0x8
[  227.844352]  ? retint_kernel+0x2d/0x2d
[  227.848225]  ? trace_hardirqs_on_caller+0xc0/0x310
[  227.853163]  ? find_held_lock+0x36/0x1c0
[  227.857217]  ? lock_acquire+0x1ed/0x520
[  227.861185]  ? bpf_test_run+0x3cb/0x780
[  227.865158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.870683]  ? check_preemption_disabled+0x48/0x280
[  227.875687]  ? kasan_check_read+0x11/0x20
[  227.879828]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  227.885088]  ? rcu_softirq_qs+0x20/0x20
[  227.889053]  ? preempt_schedule+0x4d/0x60
[  227.893186]  ? ___preempt_schedule+0x16/0x18
[  227.897586]  ? bpf_test_run+0x25d/0x780
[  227.901554]  ? netlink_diag_dump+0x2a0/0x2a0
[  227.905950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.911471]  ? bpf_test_init.isra.10+0x70/0x100
[  227.916130]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  227.920890]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  227.925719]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  227.931253]  ? fput+0x130/0x1a0
[  227.934535]  ? __bpf_prog_get+0x9b/0x290
[  227.938582]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  227.943425]  ? bpf_prog_test_run+0x130/0x1a0
[  227.947823]  ? __x64_sys_bpf+0x3d8/0x520
[  227.951867]  ? bpf_prog_get+0x20/0x20
[  227.955667]  ? do_syscall_64+0x142/0x820
[  227.959716]  ? do_syscall_64+0x157/0x820
[  227.963768]  ? do_syscall_64+0x1b9/0x820
[  227.967813]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  227.973168]  ? syscall_return_slowpath+0x5e0/0x5e0
[  227.978081]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.982912]  ? trace_hardirqs_on_caller+0x310/0x310
[  227.987931]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  227.992955]  ? prepare_exit_to_usermode+0x291/0x3b0
[  227.997963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.002794]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  228.008161] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  228.008165] warn_alloc_show_mem: 1 callbacks suppressed
[  228.008170] Mem-Info:
[  228.015427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  228.020784] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  228.020784]  active_file:14 inactive_file:13 isolated_file:0
[  228.020784]  unevictable:0 dirty:0 writeback:0 unstable:0
[  228.020784]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  228.020784]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  228.020784]  free:13753 free_pcp:301 free_cma:0
[  228.023152] Call Trace:
[  228.032510] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  228.065428]  <IRQ>
[  228.067987] Node 0 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
[  228.095735]  dump_stack+0x244/0x39d
[  228.097849] lowmem_reserve[]: 0 2818 6321 6321
[  228.123945]  ? dump_stack_print_info.cold.1+0x20/0x20
[  228.127538] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  228.132108]  warn_alloc.cold.116+0xb7/0x1bd
[  228.137255] lowmem_reserve[]: 0 0 3503 3503
[  228.165086]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  228.169372] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  228.173675]  ? lock_downgrade+0x900/0x900
[  228.178481] lowmem_reserve[]: 0 0 0 0
[  228.207522]  ? trace_hardirqs_off+0xb8/0x310
[  228.211632] 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
[  228.215415]  ? trace_hardirqs_off+0xb8/0x310
[  228.219795] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  228.233304]  __alloc_pages_slowpath+0x26e8/0x2e10
[  228.237677] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  228.253368]  ? warn_alloc+0x120/0x120
[  228.258169] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  228.273052]  ? print_usage_bug+0xc0/0xc0
[  228.276822] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  228.285634]  ? warn_alloc+0x120/0x120
[  228.289664] 4367 total pagecache pages
[  228.298218]  ? warn_alloc+0x120/0x120
[  228.301990] 0 pages in swap cache
[  228.305857]  ? print_usage_bug+0xc0/0xc0
[  228.309622] Swap cache stats: add 0, delete 0, find 0/0
[  228.313050]  ? kvm_clock_read+0x18/0x30
[  228.317074] Free swap  = 0kB
[  228.322430]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  228.326368] Total swap = 0kB
[  228.329364]  ? print_usage_bug+0xc0/0xc0
[  228.334344] 1965979 pages RAM
[  228.337840]  ? __lock_acquire+0x62f/0x4c20
[  228.341873] 0 pages HighMem/MovableOnly
[  228.344960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.349160] 342853 pages reserved
[  228.353120]  ? should_fail+0x22d/0xd01
[  228.358621] 0 pages cma reserved
[  228.362055]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  228.365968] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  228.369251]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.374566] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  228.380964]  ? __lock_acquire+0x62f/0x4c20
[  228.386031] syz-executor4 cpuset=syz4 mems_allowed=0
[  228.396495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.410945]  ? __lock_acquire+0x62f/0x4c20
[  228.415170]  ? should_fail+0x22d/0xd01
[  228.419049]  ? rcu_irq_exit+0x1a2/0x390
[  228.423030]  ? mark_held_locks+0x130/0x130
[  228.427263]  ? mark_held_locks+0x130/0x130
[  228.431501]  ? mark_held_locks+0xc7/0x130
[  228.435641]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  228.440644]  ? zap_class+0x640/0x640
[  228.444346]  ? print_usage_bug+0xc0/0xc0
[  228.448405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.453945]  ? check_preemption_disabled+0x48/0x280
[  228.458962]  ? __lock_is_held+0xb5/0x140
[  228.463021]  __alloc_pages_nodemask+0xa80/0xde0
[  228.467676]  ? zap_class+0x640/0x640
[  228.471383]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  228.476406]  ? find_held_lock+0x36/0x1c0
[  228.480471]  ? ____cache_alloc_node+0x1c7/0x1e0
[  228.485136]  ? lock_downgrade+0x900/0x900
[  228.489289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.494825]  cache_grow_begin+0xa5/0x8c0
[  228.498885]  ? do_raw_spin_unlock+0xa7/0x330
[  228.503295]  fallback_alloc+0x204/0x2e0
[  228.507268]  ____cache_alloc_node+0x1c7/0x1e0
[  228.511757]  kmem_cache_alloc_node+0xe3/0x730
[  228.516242]  ? ipv6_get_ifaddr+0x42e/0x620
[  228.520472]  __alloc_skb+0x119/0x770
[  228.524170]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  228.529452]  ? netdev_alloc_frag+0x1f0/0x1f0
[  228.533850]  ? lock_downgrade+0x900/0x900
[  228.537988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.543513]  ? refcount_sub_and_test_checked+0x203/0x310
[  228.548953]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  228.554396]  ? addrconf_rs_timer+0x690/0x690
[  228.558802]  ndisc_alloc_skb+0x144/0x340
[  228.562880]  ndisc_send_rs+0x331/0x6e0
[  228.566758]  addrconf_rs_timer+0x314/0x690
[  228.570984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.575214]  call_timer_fn+0x272/0x920
[  228.579089]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.583311]  ? process_timeout+0x40/0x40
[  228.587366]  ? mark_held_locks+0xc7/0x130
[  228.591502]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.595981]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.600463]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.604687]  ? lockdep_hardirqs_on+0x296/0x5b0
[  228.609260]  ? trace_hardirqs_on+0xbd/0x310
[  228.613569]  ? kasan_check_read+0x11/0x20
[  228.617704]  ? __run_timers+0x7da/0xc70
[  228.621668]  ? trace_hardirqs_off_caller+0x310/0x310
[  228.626761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.631002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.635221]  __run_timers+0x7e5/0xc70
[  228.639014]  ? timer_fixup_init+0x70/0x70
[  228.643151]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.648155]  ? zap_class+0x640/0x640
[  228.651860]  ? print_usage_bug+0xc0/0xc0
[  228.655909]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  228.661093]  ? find_held_lock+0x36/0x1c0
[  228.665149]  ? zap_class+0x640/0x640
[  228.668855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.674381]  ? check_preemption_disabled+0x48/0x280
[  228.679392]  ? __lock_is_held+0xb5/0x140
[  228.683440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.688963]  ? check_preemption_disabled+0x48/0x280
[  228.693969]  run_timer_softirq+0x52/0xb0
[  228.698017]  ? rcu_read_lock_sched_held+0x14f/0x180
[  228.703021]  __do_softirq+0x308/0xb7e
[  228.706821]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  228.711301]  ? lock_downgrade+0x900/0x900
[  228.715441]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  228.720546]  ? pvclock_read_flags+0x160/0x160
[  228.725053]  ? lapic_next_event+0x5a/0x90
[  228.729189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.734716]  ? kvm_clock_read+0x18/0x30
[  228.738678]  ? kvm_sched_clock_read+0x9/0x20
[  228.743076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.748601]  ? check_preemption_disabled+0x48/0x280
[  228.753624]  irq_exit+0x17f/0x1c0
[  228.757066]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.761903]  ? smp_reschedule_interrupt+0x109/0x650
[  228.766908]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.772780]  ? interrupt_entry+0xb5/0xc0
[  228.776832]  ? trace_hardirqs_off_caller+0xbb/0x310
[  228.781837]  ? trace_hardirqs_off_caller+0xbb/0x310
[  228.786841]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.791669]  ? trace_hardirqs_on_caller+0x310/0x310
[  228.796669]  ? trace_hardirqs_on_caller+0x310/0x310
[  228.801679]  ? task_prio+0x50/0x50
[  228.805208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.810731]  ? check_preemption_disabled+0x48/0x280
[  228.815853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.820686]  apic_timer_interrupt+0xf/0x20
[  228.824933]  </IRQ>
[  228.827160] RIP: 0010:console_unlock+0x102f/0x1190
[  228.832080] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  228.850964] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  228.858658] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  228.865916] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  228.873170] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  228.880426] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  228.887681] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  228.894940]  ? netconsole_netdev_event+0x280/0x280
[  228.899877]  ? console_unlock+0x1026/0x1190
[  228.904210]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  228.908865]  ? vprintk_emit+0x846/0x990
[  228.912830]  ? lock_release+0xa00/0xa00
[  228.916800]  ? trace_hardirqs_on+0x70/0x310
[  228.921111]  ? vprintk_default+0x28/0x30
[  228.925163]  ? trace_hardirqs_off_caller+0x310/0x310
[  228.930252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.935778]  vprintk_emit+0x391/0x990
[  228.939576]  ? wake_up_klogd+0x180/0x180
[  228.943630]  ? find_held_lock+0x11/0x1c0
[  228.947684]  ? mark_held_locks+0xc7/0x130
[  228.951822]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.956299]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.960785]  vprintk_default+0x28/0x30
[  228.964667]  vprintk_func+0x7e/0x181
[  228.968366]  printk+0xa7/0xcf
[  228.971456]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  228.976199]  ? _raw_spin_unlock_irq+0x60/0x80
[  228.980690]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  228.985960]  dump_header+0x7cc/0xf72
[  228.989664]  ? pagefault_out_of_memory+0x197/0x197
[  228.994591]  ? percpu_ref_get_many+0x240/0x240
[  228.999186]  ? zap_class+0x640/0x640
[  229.003007]  ? print_usage_bug+0xc0/0xc0
[  229.007059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.012671]  ? find_held_lock+0x36/0x1c0
[  229.016724]  ? mark_held_locks+0xc7/0x130
[  229.020858]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  229.025945]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  229.031035]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  229.035602]  ? trace_hardirqs_on+0xbd/0x310
[  229.039918]  ? kasan_check_read+0x11/0x20
[  229.044066]  ? ___ratelimit+0x3b4/0x672
[  229.048028]  ? trace_hardirqs_off_caller+0x310/0x310
[  229.053115]  ? trace_hardirqs_on+0x310/0x310
[  229.057510]  ? lock_downgrade+0x900/0x900
[  229.061649]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  229.066737]  ? ___ratelimit+0x3b9/0x672
[  229.070697]  ? idr_get_free+0xf70/0xf70
[  229.074658]  ? find_held_lock+0x36/0x1c0
[  229.078710]  oom_kill_process.cold.27+0x10/0x903
[  229.083455]  ? zap_class+0x640/0x640
[  229.087156]  ? check_preemption_disabled+0x48/0x280
[  229.092174]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  229.097090]  ? kasan_check_read+0x11/0x20
[  229.101222]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  229.106483]  ? oom_evaluate_task+0x540/0x540
[  229.110879]  ? find_held_lock+0x36/0x1c0
[  229.114930]  ? out_of_memory+0x974/0x1430
[  229.119079]  ? lock_downgrade+0x900/0x900
[  229.123224]  ? check_preemption_disabled+0x48/0x280
[  229.128230]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  229.133144]  ? kasan_check_read+0x11/0x20
[  229.137280]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  229.142549]  ? rcu_softirq_qs+0x20/0x20
[  229.146511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.152042]  ? oom_evaluate_task+0x302/0x540
[  229.156459]  out_of_memory+0xa84/0x1430
[  229.160424]  ? oom_killer_disable+0x3a0/0x3a0
[  229.164920]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  229.170092]  ? __ww_mutex_check_waiters+0x160/0x160
[  229.175105]  __alloc_pages_slowpath+0x2354/0x2e10
[  229.179943]  ? do_raw_spin_trylock+0x270/0x270
[  229.184523]  ? warn_alloc+0x120/0x120
[  229.188333]  ? debug_check_no_obj_freed+0x305/0x58d
[  229.193352]  ? drain_local_pages_wq+0x40/0x40
[  229.197839]  ? __lock_acquire+0x62f/0x4c20
[  229.202063]  ? trace_hardirqs_on+0x310/0x310
[  229.206482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.212005]  ? should_fail+0x22d/0xd01
[  229.215883]  ? mark_held_locks+0x130/0x130
[  229.220124]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.225214]  ? zap_class+0x640/0x640
[  229.228933]  ? trace_hardirqs_on+0x310/0x310
[  229.233333]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  229.238864]  ? __lock_is_held+0xb5/0x140
[  229.242923]  ? lock_release+0xa00/0xa00
[  229.246893]  ? perf_trace_sched_process_exec+0x860/0x860
[  229.252336]  ? __might_sleep+0x95/0x190
[  229.256300]  __alloc_pages_nodemask+0xa80/0xde0
[  229.260987]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  229.265992]  ? lock_downgrade+0x900/0x900
[  229.270125]  ? check_preemption_disabled+0x48/0x280
[  229.275134]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  229.280053]  ? kasan_check_read+0x11/0x20
[  229.284186]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  229.289452]  ? unwind_dump+0x190/0x190
[  229.293335]  ? is_bpf_text_address+0xd3/0x170
[  229.297842]  ? kernel_text_address+0x79/0xf0
[  229.302241]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  229.307777]  alloc_pages_current+0x173/0x350
[  229.312179]  depot_save_stack+0x3f1/0x470
[  229.316317]  save_stack+0xa9/0xd0
[  229.319764]  ? save_stack+0x43/0xd0
[  229.323376]  ? kasan_kmalloc+0xc7/0xe0
[  229.327247]  ? kasan_slab_alloc+0x12/0x20
[  229.331380]  ? kmem_cache_alloc_node+0x131/0x730
[  229.336122]  ? __alloc_skb+0x119/0x770
[  229.339994]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  229.344734]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  229.349739]  ? rtmsg_ifinfo+0x8c/0xa0
[  229.353548]  ? dev_close_many+0x3be/0x860
[  229.357683]  ? rollback_registered_many+0x543/0x1250
[  229.362776]  ? rollback_registered+0x1e9/0x420
[  229.367341]  ? unregister_netdevice_queue+0x321/0x5e0
[  229.372524]  ? __tun_detach+0x11b8/0x15c0
[  229.376657]  ? tun_chr_close+0xe3/0x180
[  229.380621]  ? __fput+0x385/0xa30
[  229.384064]  ? ____fput+0x15/0x20
[  229.387503]  ? task_work_run+0x1e8/0x2a0
[  229.391577]  ? do_exit+0x1ad6/0x26d0
[  229.395274]  ? do_group_exit+0x177/0x440
[  229.399337]  ? get_signal+0x8b0/0x1980
[  229.403211]  ? do_signal+0x9c/0x21c0
[  229.406912]  ? exit_to_usermode_loop+0x2e5/0x380
[  229.411656]  ? do_syscall_64+0x6be/0x820
[  229.415722]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  229.421072]  ? lock_downgrade+0x900/0x900
[  229.425208]  ? quarantine_reduce+0x163/0x1a0
[  229.429604]  ? trace_hardirqs_off_caller+0x310/0x310
[  229.434692]  ? ___cache_free+0x2e/0x380
[  229.438662]  ? quarantine_reduce+0x189/0x1a0
[  229.443060]  ? kasan_unpoison_shadow+0x35/0x50
[  229.447629]  kasan_kmalloc+0xc7/0xe0
[  229.451337]  kasan_slab_alloc+0x12/0x20
[  229.455299]  kmem_cache_alloc_node+0x131/0x730
[  229.459871]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  229.464790]  __alloc_skb+0x119/0x770
[  229.468492]  ? netdev_alloc_frag+0x1f0/0x1f0
[  229.472892]  ? if_nlmsg_size+0x5d1/0xbb0
[  229.476943]  ? rtnetlink_put_metrics+0x690/0x690
[  229.481711]  ? sk_psock_stop_strp+0x120/0x120
[  229.486193]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  229.491199]  ? netif_tx_stop_all_queues+0xd9/0x110
[  229.496117]  rtmsg_ifinfo_build_skb+0x74/0x190
[  229.500690]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  229.505524]  rtmsg_ifinfo+0x8c/0xa0
[  229.509141]  dev_close_many+0x3be/0x860
[  229.513108]  ? dev_fill_metadata_dst+0x840/0x840
[  229.517850]  ? find_held_lock+0x36/0x1c0
[  229.521902]  ? __queue_work+0x671/0x1440
[  229.525949]  ? lock_downgrade+0x900/0x900
[  229.530097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.535621]  ? rtnl_is_locked+0xb5/0xf0
[  229.539577]  ? rtnl_trylock+0x20/0x20
[  229.543375]  ? do_raw_spin_unlock+0xa7/0x330
[  229.547773]  ? do_raw_spin_trylock+0x270/0x270
[  229.552344]  rollback_registered_many+0x543/0x1250
[  229.557264]  ? generic_xdp_install+0x5a0/0x5a0
[  229.561838]  ? flush_rcu_work+0x90/0x90
[  229.565829]  ? zap_class+0x640/0x640
[  229.569531]  ? print_usage_bug+0xc0/0xc0
[  229.573580]  ? print_usage_bug+0xc0/0xc0
[  229.577627]  ? zap_class+0x640/0x640
[  229.581328]  ? print_usage_bug+0xc0/0xc0
[  229.585378]  ? find_held_lock+0x36/0x1c0
[  229.589434]  ? mark_held_locks+0xc7/0x130
[  229.593574]  rollback_registered+0x1e9/0x420
[  229.597969]  ? lockdep_hardirqs_on+0x321/0x5b0
[  229.602539]  ? rollback_registered_many+0x1250/0x1250
[  229.607716]  ? trace_hardirqs_on+0xbd/0x310
[  229.612029]  ? linkwatch_schedule_work+0x150/0x170
[  229.616948]  ? trace_hardirqs_off_caller+0x310/0x310
[  229.622042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.627561]  ? rtnl_is_locked+0xb5/0xf0
[  229.631519]  ? rtnl_trylock+0x20/0x20
[  229.635310]  ? queue_delayed_work_on+0x130/0x1f0
[  229.640055]  unregister_netdevice_queue+0x321/0x5e0
[  229.645060]  ? rollback_registered+0x420/0x420
[  229.649631]  ? linkwatch_schedule_work+0x170/0x170
[  229.654545]  ? tun_setup+0x2d0/0x2d0
[  229.658245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.663774]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  229.669121]  ? __tun_detach+0x6ba/0x15c0
[  229.673279]  __tun_detach+0x11b8/0x15c0
[  229.677241]  ? __call_rcu.constprop.55+0x3ea/0x950
[  229.682152]  ? __call_rcu.constprop.55+0x3ea/0x950
[  229.687071]  ? tun_attach+0x1900/0x1900
[  229.691034]  ? trace_hardirqs_off_caller+0x310/0x310
[  229.696139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.701678]  ? check_preemption_disabled+0x48/0x280
[  229.706679]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  229.711342]  ? zap_class+0x640/0x640
[  229.715051]  ? fsnotify+0x4e5/0xf20
[  229.718666]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.724206]  ? locks_remove_file+0x3c6/0x5c0
[  229.728601]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  229.734223]  ? ima_file_free+0x132/0x650
[  229.738273]  ? __lock_is_held+0xb5/0x140
[  229.742326]  ? __tun_detach+0x15c0/0x15c0
[  229.746487]  ? __tun_detach+0x15c0/0x15c0
[  229.750624]  tun_chr_close+0xe3/0x180
[  229.754411]  __fput+0x385/0xa30
[  229.757683]  ? get_max_files+0x20/0x20
[  229.761563]  ? perf_trace_sched_process_exec+0x860/0x860
[  229.767004]  ____fput+0x15/0x20
[  229.770269]  task_work_run+0x1e8/0x2a0
[  229.774264]  ? task_work_cancel+0x240/0x240
[  229.778575]  ? switch_task_namespaces+0xb8/0xd0
[  229.783234]  do_exit+0x1ad6/0x26d0
[  229.786769]  ? mm_update_next_owner+0x990/0x990
[  229.791424]  ? print_usage_bug+0xc0/0xc0
[  229.795472]  ? find_held_lock+0x36/0x1c0
[  229.799551]  ? mark_held_locks+0x130/0x130
[  229.803779]  ? __lock_acquire+0x62f/0x4c20
[  229.807999]  ? pipe_wait+0x266/0x2c0
[  229.811706]  ? lock_release+0xa00/0xa00
[  229.815678]  ? mark_held_locks+0x130/0x130
[  229.819905]  ? __mutex_lock+0x85e/0x16f0
[  229.823949]  ? __switch_to_asm+0x40/0x70
[  229.827998]  ? pipe_wait+0x266/0x2c0
[  229.831698]  ? __switch_to_asm+0x34/0x70
[  229.835749]  ? __switch_to_asm+0x40/0x70
[  229.839799]  ? mutex_trylock+0x2b0/0x2b0
[  229.843847]  ? zap_class+0x640/0x640
[  229.847558]  ? zap_class+0x640/0x640
[  229.851255]  ? find_held_lock+0x36/0x1c0
[  229.855309]  ? memset+0x31/0x40
[  229.858581]  ? find_held_lock+0x36/0x1c0
[  229.862631]  ? get_signal+0x95b/0x1980
[  229.866507]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.870987]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.875481]  do_group_exit+0x177/0x440
[  229.879359]  ? trace_hardirqs_off_caller+0x310/0x310
[  229.884449]  ? __ia32_sys_exit+0x50/0x50
[  229.888507]  get_signal+0x8b0/0x1980
[  229.892215]  ? ptrace_notify+0x130/0x130
[  229.896270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.901791]  ? pipe_read+0x702/0x940
[  229.905495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.911026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.916563]  ? __vfs_read+0x11f/0x9b0
[  229.920356]  do_signal+0x9c/0x21c0
[  229.923982]  ? fsnotify+0xf20/0xf20
[  229.927606]  ? setup_sigcontext+0x7d0/0x7d0
[  229.931919]  ? exit_to_usermode_loop+0x8c/0x380
[  229.936574]  ? exit_to_usermode_loop+0x8c/0x380
[  229.941229]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  229.945798]  ? trace_hardirqs_on+0xbd/0x310
[  229.950105]  ? do_syscall_64+0x6be/0x820
[  229.954155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.959679]  exit_to_usermode_loop+0x2e5/0x380
[  229.964254]  ? __bpf_trace_sys_exit+0x30/0x30
[  229.968761]  do_syscall_64+0x6be/0x820
[  229.972633]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  229.977985]  ? syscall_return_slowpath+0x5e0/0x5e0
[  229.982899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.987858]  ? trace_hardirqs_on_caller+0x310/0x310
[  229.992861]  ? prepare_exit_to_usermode+0x291/0x3b0
[  229.997869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.002792]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  230.007970] RIP: 0033:0x410fa0
[  230.011162] Code: Bad RIP value.
[  230.014513] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  230.022206] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  230.029463] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  230.036717] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  230.043973] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  230.051228] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  230.058501] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  230.058600] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  230.065850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  230.065854] Call Trace:
[  230.065858]  <IRQ>
[  230.065874]  dump_stack+0x244/0x39d
[  230.065889]  ? dump_stack_print_info.cold.1+0x20/0x20
[  230.072431] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  230.081699]  warn_alloc.cold.116+0xb7/0x1bd
[  230.084245] syz-executor5 cpuset=syz5 mems_allowed=0
[  230.086375]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  230.119791]  ? lock_downgrade+0x900/0x900
[  230.123929]  ? trace_hardirqs_off+0xb8/0x310
[  230.128329]  ? trace_hardirqs_off+0xb8/0x310
[  230.132728]  __alloc_pages_slowpath+0x26e8/0x2e10
[  230.137593]  ? warn_alloc+0x120/0x120
[  230.141382]  ? print_usage_bug+0xc0/0xc0
[  230.145536]  ? warn_alloc+0x120/0x120
[  230.149325]  ? warn_alloc+0x120/0x120
[  230.153126]  ? print_usage_bug+0xc0/0xc0
[  230.157173]  ? kvm_clock_read+0x18/0x30
[  230.161137]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  230.166147]  ? print_usage_bug+0xc0/0xc0
[  230.170424]  ? __lock_acquire+0x62f/0x4c20
[  230.174737]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.180260]  ? should_fail+0x22d/0xd01
[  230.184131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  230.189397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.194500]  ? __lock_acquire+0x62f/0x4c20
[  230.198727]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.203815]  ? __lock_acquire+0x62f/0x4c20
[  230.208037]  ? should_fail+0x22d/0xd01
[  230.211906]  ? rcu_irq_exit+0x1a2/0x390
[  230.215871]  ? mark_held_locks+0x130/0x130
[  230.220104]  ? mark_held_locks+0x130/0x130
[  230.224327]  ? mark_held_locks+0xc7/0x130
[  230.228461]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  230.233459]  ? zap_class+0x640/0x640
[  230.237176]  ? print_usage_bug+0xc0/0xc0
[  230.241226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.246754]  ? check_preemption_disabled+0x48/0x280
[  230.251766]  ? __lock_is_held+0xb5/0x140
[  230.255818]  __alloc_pages_nodemask+0xa80/0xde0
[  230.260472]  ? zap_class+0x640/0x640
[  230.264176]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  230.269188]  ? find_held_lock+0x36/0x1c0
[  230.273247]  ? ____cache_alloc_node+0x1c7/0x1e0
[  230.277918]  ? lock_downgrade+0x900/0x900
[  230.282060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.287586]  cache_grow_begin+0xa5/0x8c0
[  230.291633]  ? do_raw_spin_unlock+0xa7/0x330
[  230.296038]  fallback_alloc+0x204/0x2e0
[  230.300009]  ____cache_alloc_node+0x1c7/0x1e0
[  230.304498]  kmem_cache_alloc_node+0xe3/0x730
[  230.308981]  ? ipv6_get_ifaddr+0x42e/0x620
[  230.313212]  __alloc_skb+0x119/0x770
[  230.316910]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  230.322179]  ? netdev_alloc_frag+0x1f0/0x1f0
[  230.326575]  ? lock_downgrade+0x900/0x900
[  230.330717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.336341]  ? refcount_sub_and_test_checked+0x203/0x310
[  230.341784]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  230.347223]  ? addrconf_rs_timer+0x690/0x690
[  230.351628]  ndisc_alloc_skb+0x144/0x340
[  230.355683]  ndisc_send_rs+0x331/0x6e0
[  230.359559]  addrconf_rs_timer+0x314/0x690
[  230.363782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.368010]  call_timer_fn+0x272/0x920
[  230.371883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.376102]  ? process_timeout+0x40/0x40
[  230.380153]  ? __run_timers+0x7da/0xc70
[  230.384113]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.388599]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.393074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.397298]  ? lockdep_hardirqs_on+0x296/0x5b0
[  230.401869]  ? trace_hardirqs_on+0xbd/0x310
[  230.406179]  ? kasan_check_read+0x11/0x20
[  230.410311]  ? __run_timers+0x7da/0xc70
[  230.414270]  ? trace_hardirqs_off_caller+0x310/0x310
[  230.419364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.423587]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.427808]  __run_timers+0x7e5/0xc70
[  230.431601]  ? timer_fixup_init+0x70/0x70
[  230.435738]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  230.440741]  ? zap_class+0x640/0x640
[  230.444442]  ? enqueue_hrtimer+0x1a5/0x560
[  230.448670]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  230.453855]  ? find_held_lock+0x36/0x1c0
[  230.457909]  ? zap_class+0x640/0x640
[  230.461635]  ? pvclock_read_flags+0x160/0x160
[  230.466122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.471647]  ? check_preemption_disabled+0x48/0x280
[  230.476669]  ? __lock_is_held+0xb5/0x140
[  230.480719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.486241]  ? check_preemption_disabled+0x48/0x280
[  230.491244]  run_timer_softirq+0x52/0xb0
[  230.495294]  ? rcu_read_lock_sched_held+0x14f/0x180
[  230.500426]  __do_softirq+0x308/0xb7e
[  230.504218]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  230.508697]  ? lock_downgrade+0x900/0x900
[  230.512832]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  230.517929]  ? pvclock_read_flags+0x160/0x160
[  230.522431]  ? lapic_next_event+0x5a/0x90
[  230.526568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.532095]  ? kvm_clock_read+0x18/0x30
[  230.536052]  ? kvm_sched_clock_read+0x9/0x20
[  230.540451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.545977]  ? check_preemption_disabled+0x48/0x280
[  230.550989]  irq_exit+0x17f/0x1c0
[  230.554428]  smp_apic_timer_interrupt+0x1cb/0x760
[  230.559256]  ? smp_reschedule_interrupt+0x109/0x650
[  230.564260]  ? smp_call_function_single_interrupt+0x650/0x650
[  230.570138]  ? interrupt_entry+0xb5/0xc0
[  230.574186]  ? trace_hardirqs_off_caller+0xbb/0x310
[  230.579186]  ? trace_hardirqs_off_caller+0xbb/0x310
[  230.584301]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.589128]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.594128]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.599130]  ? task_prio+0x50/0x50
[  230.602677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.608198]  ? check_preemption_disabled+0x48/0x280
[  230.613202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.618038]  apic_timer_interrupt+0xf/0x20
[  230.622257]  </IRQ>
[  230.624484] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  230.630358] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  230.649255] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  230.656956] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  230.664212] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  230.671467] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  230.678722] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  230.685977] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  230.693265]  ? save_stack+0xa9/0xd0
[  230.696881]  __kmalloc_node_track_caller+0x3c/0x70
[  230.701802]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  230.706550]  pskb_expand_head+0x230/0x10f0
[  230.710772]  ? check_preemption_disabled+0x48/0x280
[  230.715776]  ? memcpy+0x45/0x50
[  230.719042]  ? __copy_skb_header+0x350/0x6b0
[  230.723445]  ? skb_release_data+0x880/0x880
[  230.727752]  ? __alloc_skb+0x770/0x770
[  230.731639]  ? __lock_is_held+0xb5/0x140
[  230.735688]  ? kasan_check_write+0x14/0x20
[  230.739910]  ? __skb_clone+0x6c7/0xa00
[  230.743786]  ? __copy_skb_header+0x6b0/0x6b0
[  230.748187]  ? kmem_cache_alloc+0x33a/0x730
[  230.752494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.758021]  skb_ensure_writable+0x3dd/0x640
[  230.762433]  ? skb_checksum_setup+0xaa0/0xaa0
[  230.766925]  ? preempt_notifier_register+0x200/0x200
[  230.772011]  ? __switch_to_asm+0x34/0x70
[  230.776057]  ? __switch_to_asm+0x34/0x70
[  230.780119]  ? __switch_to_asm+0x40/0x70
[  230.784162]  ? __switch_to_asm+0x34/0x70
[  230.788208]  ? __switch_to_asm+0x40/0x70
[  230.792259]  ? __switch_to_asm+0x40/0x70
[  230.796300]  ? __switch_to_asm+0x34/0x70
[  230.800345]  ? __switch_to_asm+0x34/0x70
[  230.804390]  ? __switch_to_asm+0x40/0x70
[  230.808442]  ? __switch_to_asm+0x34/0x70
[  230.812503]  bpf_clone_redirect+0x14a/0x490
[  230.816823]  bpf_prog_210052181be91187+0x25d/0x1000
[  230.821828]  ? __sched_text_start+0x8/0x8
[  230.825960]  ? retint_kernel+0x2d/0x2d
[  230.829834]  ? trace_hardirqs_on_caller+0xc0/0x310
[  230.834757]  ? find_held_lock+0x36/0x1c0
[  230.838812]  ? lock_acquire+0x1ed/0x520
[  230.842774]  ? bpf_test_run+0x3cb/0x780
[  230.846734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.852257]  ? check_preemption_disabled+0x48/0x280
[  230.857262]  ? kasan_check_read+0x11/0x20
[  230.861393]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  230.866653]  ? rcu_softirq_qs+0x20/0x20
[  230.870615]  ? preempt_schedule+0x4d/0x60
[  230.874756]  ? ___preempt_schedule+0x16/0x18
[  230.879153]  ? bpf_test_run+0x25d/0x780
[  230.883124]  ? netlink_diag_dump+0x2a0/0x2a0
[  230.887519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.893042]  ? bpf_test_init.isra.10+0x70/0x100
[  230.897703]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  230.902449]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  230.907276]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  230.912799]  ? fput+0x130/0x1a0
[  230.916082]  ? __bpf_prog_get+0x9b/0x290
[  230.920131]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  230.924956]  ? bpf_prog_test_run+0x130/0x1a0
[  230.929351]  ? __x64_sys_bpf+0x3d8/0x520
[  230.933396]  ? bpf_prog_get+0x20/0x20
[  230.937202]  ? do_syscall_64+0x142/0x820
[  230.941252]  ? do_syscall_64+0x157/0x820
[  230.945301]  ? do_syscall_64+0x1b9/0x820
[  230.949349]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  230.954697]  ? syscall_return_slowpath+0x5e0/0x5e0
[  230.959617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.964448]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.969452]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  230.974456]  ? prepare_exit_to_usermode+0x291/0x3b0
[  230.979463]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.984297]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  230.989656] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  230.989660] warn_alloc_show_mem: 1 callbacks suppressed
[  230.989665] Mem-Info:
[  230.996935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  231.002289] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  231.002289]  active_file:14 inactive_file:13 isolated_file:0
[  231.002289]  unevictable:0 dirty:0 writeback:0 unstable:0
[  231.002289]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  231.002289]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  231.002289]  free:13753 free_pcp:301 free_cma:0
[  231.004654] Call Trace:
[  231.014015] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  231.046933]  <IRQ>
[  231.049493] Node 0 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
[  231.077233]  dump_stack+0x244/0x39d
[  231.079344] lowmem_reserve[]: 0 2818 6321 6321
[  231.105436]  ? dump_stack_print_info.cold.1+0x20/0x20
[  231.109037] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  231.113615]  warn_alloc.cold.116+0xb7/0x1bd
[  231.118763] lowmem_reserve[]: 0 0 3503 3503
[  231.146587]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  231.150879] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  231.155216]  ? lock_downgrade+0x900/0x900
[  231.160017] lowmem_reserve[]: 0 0 0 0
[  231.189237]  ? trace_hardirqs_off+0xb8/0x310
[  231.193356] 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
[  231.197138]  ? trace_hardirqs_off+0xb8/0x310
[  231.201512] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  231.215018]  __alloc_pages_slowpath+0x26e8/0x2e10
[  231.219390] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  231.235097]  ? warn_alloc+0x120/0x120
[  231.239893] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  231.254787]  ? print_usage_bug+0xc0/0xc0
[  231.258557] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  231.267367]  ? warn_alloc+0x120/0x120
[  231.271393] 4367 total pagecache pages
[  231.279949]  ? warn_alloc+0x120/0x120
[  231.283719] 0 pages in swap cache
[  231.287579]  ? print_usage_bug+0xc0/0xc0
[  231.291350] Swap cache stats: add 0, delete 0, find 0/0
[  231.291356] Free swap  = 0kB
[  231.294792]  ? kvm_clock_read+0x18/0x30
[  231.298815] Total swap = 0kB
[  231.304155]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  231.307137] 1965979 pages RAM
[  231.311088]  ? print_usage_bug+0xc0/0xc0
[  231.314070] 0 pages HighMem/MovableOnly
[  231.314076] 342853 pages reserved
[  231.319071]  ? __lock_acquire+0x62f/0x4c20
[  231.322139] 0 pages cma reserved
[  231.322208] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  231.326188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.330203] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  231.333564]  ? should_fail+0x22d/0xd01
[  231.337766] syz-executor4 cpuset=syz4 mems_allowed=0
[  231.341113]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.377587]  ? __lock_acquire+0x62f/0x4c20
[  231.381819]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.386909]  ? __lock_acquire+0x62f/0x4c20
[  231.391128]  ? should_fail+0x22d/0xd01
[  231.395010]  ? mark_held_locks+0x130/0x130
[  231.399233]  ? mark_held_locks+0x130/0x130
[  231.403476]  ? zap_class+0x640/0x640
[  231.407181]  ? mark_held_locks+0x130/0x130
[  231.411400]  ? print_usage_bug+0xc0/0xc0
[  231.415453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.420983]  ? check_preemption_disabled+0x48/0x280
[  231.425991]  ? __lock_is_held+0xb5/0x140
[  231.430069]  __alloc_pages_nodemask+0xa80/0xde0
[  231.434721]  ? zap_class+0x640/0x640
[  231.438427]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  231.443544]  ? find_held_lock+0x36/0x1c0
[  231.447602]  ? ____cache_alloc_node+0x1c7/0x1e0
[  231.452358]  ? lock_downgrade+0x900/0x900
[  231.456497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.462022]  cache_grow_begin+0xa5/0x8c0
[  231.466071]  ? do_raw_spin_unlock+0xa7/0x330
[  231.470470]  fallback_alloc+0x204/0x2e0
[  231.474433]  ____cache_alloc_node+0x1c7/0x1e0
[  231.478917]  kmem_cache_alloc_node+0xe3/0x730
[  231.483408]  __alloc_skb+0x119/0x770
[  231.487112]  ? netdev_alloc_frag+0x1f0/0x1f0
[  231.491507]  ? atomic_notifier_call_chain+0xc6/0x190
[  231.496600]  ? lock_downgrade+0x900/0x900
[  231.500743]  ? check_preemption_disabled+0x48/0x280
[  231.505750]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  231.510664]  ? kasan_check_read+0x11/0x20
[  231.514802]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.520064]  ? rcu_softirq_qs+0x20/0x20
[  231.524021]  ? kasan_check_read+0x11/0x20
[  231.528156]  ? do_raw_write_trylock+0x270/0x270
[  231.532820]  __neigh_notify+0x8c/0x160
[  231.536696]  neigh_timer_handler+0x6cb/0xdf0
[  231.541093]  ? neigh_periodic_work+0xc60/0xc60
[  231.545661]  ? __lock_is_held+0xb5/0x140
[  231.549797]  call_timer_fn+0x272/0x920
[  231.553672]  ? neigh_periodic_work+0xc60/0xc60
[  231.558241]  ? process_timeout+0x40/0x40
[  231.562294]  ? mark_held_locks+0xc7/0x130
[  231.566434]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.570916]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.575394]  ? neigh_periodic_work+0xc60/0xc60
[  231.579962]  ? lockdep_hardirqs_on+0x296/0x5b0
[  231.584531]  ? trace_hardirqs_on+0xbd/0x310
[  231.588846]  ? kasan_check_read+0x11/0x20
[  231.592978]  ? __run_timers+0x7da/0xc70
[  231.596957]  ? trace_hardirqs_off_caller+0x310/0x310
[  231.602056]  ? neigh_periodic_work+0xc60/0xc60
[  231.606621]  __run_timers+0x7e5/0xc70
[  231.610417]  ? timer_fixup_init+0x70/0x70
[  231.614550]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.619562]  ? zap_class+0x640/0x640
[  231.623265]  ? print_usage_bug+0xc0/0xc0
[  231.627330]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.632510]  ? find_held_lock+0x36/0x1c0
[  231.636563]  ? zap_class+0x640/0x640
[  231.640264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.645907]  ? check_preemption_disabled+0x48/0x280
[  231.650915]  ? __lock_is_held+0xb5/0x140
[  231.654961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.660485]  ? check_preemption_disabled+0x48/0x280
[  231.665583]  run_timer_softirq+0x52/0xb0
[  231.669637]  ? rcu_read_lock_sched_held+0x14f/0x180
[  231.674640]  __do_softirq+0x308/0xb7e
[  231.678433]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  231.682911]  ? lock_downgrade+0x900/0x900
[  231.687047]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  231.692144]  ? pvclock_read_flags+0x160/0x160
[  231.696624]  ? lapic_next_event+0x5a/0x90
[  231.700838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.706366]  ? kvm_clock_read+0x18/0x30
[  231.710337]  ? kvm_sched_clock_read+0x9/0x20
[  231.714740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.720262]  ? check_preemption_disabled+0x48/0x280
[  231.725361]  irq_exit+0x17f/0x1c0
[  231.728802]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.733635]  ? smp_reschedule_interrupt+0x109/0x650
[  231.738647]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.744518]  ? interrupt_entry+0xb5/0xc0
[  231.748570]  ? trace_hardirqs_off_caller+0xbb/0x310
[  231.753582]  ? trace_hardirqs_off_caller+0xbb/0x310
[  231.758585]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.763415]  ? trace_hardirqs_on_caller+0x310/0x310
[  231.768425]  ? trace_hardirqs_on_caller+0x310/0x310
[  231.773429]  ? task_prio+0x50/0x50
[  231.776956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.782486]  ? check_preemption_disabled+0x48/0x280
[  231.787497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.792333]  apic_timer_interrupt+0xf/0x20
[  231.796552]  </IRQ>
[  231.798775] RIP: 0010:console_unlock+0x102f/0x1190
[  231.803692] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  231.822590] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  231.830283] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  231.837548] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  231.844802] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  231.852070] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  231.859328] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  231.866589]  ? netconsole_netdev_event+0x280/0x280
[  231.871508]  ? console_unlock+0x1026/0x1190
[  231.875833]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  231.880484]  ? vprintk_emit+0x846/0x990
[  231.884446]  ? lock_release+0xa00/0xa00
[  231.888407]  ? trace_hardirqs_on+0x70/0x310
[  231.892730]  ? vprintk_default+0x28/0x30
[  231.896793]  ? trace_hardirqs_off_caller+0x310/0x310
[  231.901884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.907415]  vprintk_emit+0x391/0x990
[  231.911216]  ? wake_up_klogd+0x180/0x180
[  231.915265]  ? find_held_lock+0x11/0x1c0
[  231.919320]  ? mark_held_locks+0xc7/0x130
[  231.923456]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.927935]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.932420]  vprintk_default+0x28/0x30
[  231.936298]  vprintk_func+0x7e/0x181
[  231.940011]  printk+0xa7/0xcf
[  231.943103]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  231.947844]  ? _raw_spin_unlock_irq+0x60/0x80
[  231.952336]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  231.957602]  dump_header+0x7cc/0xf72
[  231.961319]  ? pagefault_out_of_memory+0x197/0x197
[  231.966241]  ? percpu_ref_get_many+0x240/0x240
[  231.970817]  ? zap_class+0x640/0x640
[  231.974526]  ? print_usage_bug+0xc0/0xc0
[  231.978619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.984155]  ? find_held_lock+0x36/0x1c0
[  231.988211]  ? mark_held_locks+0xc7/0x130
[  231.992346]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  231.997434]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  232.002529]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  232.007098]  ? trace_hardirqs_on+0xbd/0x310
[  232.011404]  ? kasan_check_read+0x11/0x20
[  232.015545]  ? ___ratelimit+0x3b4/0x672
[  232.019505]  ? trace_hardirqs_off_caller+0x310/0x310
[  232.024601]  ? trace_hardirqs_on+0x310/0x310
[  232.029010]  ? lock_downgrade+0x900/0x900
[  232.033148]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  232.038236]  ? ___ratelimit+0x3b9/0x672
[  232.042201]  ? idr_get_free+0xf70/0xf70
[  232.046162]  ? find_held_lock+0x36/0x1c0
[  232.050215]  oom_kill_process.cold.27+0x10/0x903
[  232.054956]  ? zap_class+0x640/0x640
[  232.058654]  ? check_preemption_disabled+0x48/0x280
[  232.063660]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  232.068575]  ? kasan_check_read+0x11/0x20
[  232.072707]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  232.077973]  ? oom_evaluate_task+0x540/0x540
[  232.082370]  ? find_held_lock+0x36/0x1c0
[  232.086432]  ? out_of_memory+0x974/0x1430
[  232.090567]  ? lock_downgrade+0x900/0x900
[  232.094701]  ? check_preemption_disabled+0x48/0x280
[  232.099707]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  232.104620]  ? kasan_check_read+0x11/0x20
[  232.108751]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  232.114018]  ? rcu_softirq_qs+0x20/0x20
[  232.117983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.123504]  ? oom_evaluate_task+0x302/0x540
[  232.127910]  out_of_memory+0xa84/0x1430
[  232.131890]  ? oom_killer_disable+0x3a0/0x3a0
[  232.136371]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  232.141305]  ? __ww_mutex_check_waiters+0x160/0x160
[  232.146314]  __alloc_pages_slowpath+0x2354/0x2e10
[  232.151150]  ? do_raw_spin_trylock+0x270/0x270
[  232.155732]  ? warn_alloc+0x120/0x120
[  232.159529]  ? debug_check_no_obj_freed+0x305/0x58d
[  232.164549]  ? drain_local_pages_wq+0x40/0x40
[  232.169034]  ? __lock_acquire+0x62f/0x4c20
[  232.173255]  ? trace_hardirqs_on+0x310/0x310
[  232.177662]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.183182]  ? should_fail+0x22d/0xd01
[  232.187053]  ? mark_held_locks+0x130/0x130
[  232.191277]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.196364]  ? zap_class+0x640/0x640
[  232.200067]  ? trace_hardirqs_on+0x310/0x310
[  232.204478]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  232.210013]  ? __lock_is_held+0xb5/0x140
[  232.214067]  ? lock_release+0xa00/0xa00
[  232.218027]  ? perf_trace_sched_process_exec+0x860/0x860
[  232.223472]  ? __might_sleep+0x95/0x190
[  232.227442]  __alloc_pages_nodemask+0xa80/0xde0
[  232.232102]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  232.237103]  ? lock_downgrade+0x900/0x900
[  232.241244]  ? check_preemption_disabled+0x48/0x280
[  232.246252]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  232.251169]  ? kasan_check_read+0x11/0x20
[  232.255301]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  232.260566]  ? unwind_dump+0x190/0x190
[  232.264447]  ? is_bpf_text_address+0xd3/0x170
[  232.268935]  ? kernel_text_address+0x79/0xf0
[  232.273338]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  232.278872]  alloc_pages_current+0x173/0x350
[  232.283274]  depot_save_stack+0x3f1/0x470
[  232.287412]  save_stack+0xa9/0xd0
[  232.290852]  ? save_stack+0x43/0xd0
[  232.294468]  ? kasan_kmalloc+0xc7/0xe0
[  232.298349]  ? kasan_slab_alloc+0x12/0x20
[  232.302484]  ? kmem_cache_alloc_node+0x131/0x730
[  232.307231]  ? __alloc_skb+0x119/0x770
[  232.311108]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  232.315848]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  232.320848]  ? rtmsg_ifinfo+0x8c/0xa0
[  232.324637]  ? dev_close_many+0x3be/0x860
[  232.328771]  ? rollback_registered_many+0x543/0x1250
[  232.333861]  ? rollback_registered+0x1e9/0x420
[  232.338970]  ? unregister_netdevice_queue+0x321/0x5e0
[  232.344150]  ? __tun_detach+0x11b8/0x15c0
[  232.348283]  ? tun_chr_close+0xe3/0x180
[  232.352242]  ? __fput+0x385/0xa30
[  232.355683]  ? ____fput+0x15/0x20
[  232.359124]  ? task_work_run+0x1e8/0x2a0
[  232.363170]  ? do_exit+0x1ad6/0x26d0
[  232.366880]  ? do_group_exit+0x177/0x440
[  232.370927]  ? get_signal+0x8b0/0x1980
[  232.374803]  ? do_signal+0x9c/0x21c0
[  232.378512]  ? exit_to_usermode_loop+0x2e5/0x380
[  232.383257]  ? do_syscall_64+0x6be/0x820
[  232.387306]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  232.392662]  ? lock_downgrade+0x900/0x900
[  232.396799]  ? quarantine_reduce+0x163/0x1a0
[  232.401193]  ? trace_hardirqs_off_caller+0x310/0x310
[  232.406279]  ? ___cache_free+0x2e/0x380
[  232.410255]  ? quarantine_reduce+0x189/0x1a0
[  232.414655]  ? kasan_unpoison_shadow+0x35/0x50
[  232.419227]  kasan_kmalloc+0xc7/0xe0
[  232.422936]  kasan_slab_alloc+0x12/0x20
[  232.426899]  kmem_cache_alloc_node+0x131/0x730
[  232.431471]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  232.436394]  __alloc_skb+0x119/0x770
[  232.440098]  ? netdev_alloc_frag+0x1f0/0x1f0
[  232.444501]  ? if_nlmsg_size+0x5d1/0xbb0
[  232.448552]  ? rtnetlink_put_metrics+0x690/0x690
[  232.453302]  ? sk_psock_stop_strp+0x120/0x120
[  232.457785]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  232.462789]  ? netif_tx_stop_all_queues+0xd9/0x110
[  232.467711]  rtmsg_ifinfo_build_skb+0x74/0x190
[  232.472286]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  232.477121]  rtmsg_ifinfo+0x8c/0xa0
[  232.480743]  dev_close_many+0x3be/0x860
[  232.484711]  ? dev_fill_metadata_dst+0x840/0x840
[  232.489455]  ? find_held_lock+0x36/0x1c0
[  232.493512]  ? __queue_work+0x671/0x1440
[  232.497566]  ? lock_downgrade+0x900/0x900
[  232.501706]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.507238]  ? rtnl_is_locked+0xb5/0xf0
[  232.511197]  ? rtnl_trylock+0x20/0x20
[  232.514984]  ? do_raw_spin_unlock+0xa7/0x330
[  232.519377]  ? do_raw_spin_trylock+0x270/0x270
[  232.523948]  rollback_registered_many+0x543/0x1250
[  232.528868]  ? generic_xdp_install+0x5a0/0x5a0
[  232.533438]  ? flush_rcu_work+0x90/0x90
[  232.537418]  ? zap_class+0x640/0x640
[  232.541117]  ? print_usage_bug+0xc0/0xc0
[  232.545165]  ? print_usage_bug+0xc0/0xc0
[  232.549213]  ? zap_class+0x640/0x640
[  232.552917]  ? print_usage_bug+0xc0/0xc0
[  232.557073]  ? find_held_lock+0x36/0x1c0
[  232.561128]  ? mark_held_locks+0xc7/0x130
[  232.565268]  rollback_registered+0x1e9/0x420
[  232.569663]  ? lockdep_hardirqs_on+0x321/0x5b0
[  232.574235]  ? rollback_registered_many+0x1250/0x1250
[  232.579409]  ? trace_hardirqs_on+0xbd/0x310
[  232.583718]  ? linkwatch_schedule_work+0x150/0x170
[  232.588636]  ? trace_hardirqs_off_caller+0x310/0x310
[  232.593727]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.599251]  ? rtnl_is_locked+0xb5/0xf0
[  232.603207]  ? rtnl_trylock+0x20/0x20
[  232.607001]  ? queue_delayed_work_on+0x130/0x1f0
[  232.611747]  unregister_netdevice_queue+0x321/0x5e0
[  232.616752]  ? rollback_registered+0x420/0x420
[  232.621322]  ? linkwatch_schedule_work+0x170/0x170
[  232.626247]  ? tun_setup+0x2d0/0x2d0
[  232.629948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.635559]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  232.640910]  ? __tun_detach+0x6ba/0x15c0
[  232.644962]  __tun_detach+0x11b8/0x15c0
[  232.648921]  ? __call_rcu.constprop.55+0x3ea/0x950
[  232.653838]  ? __call_rcu.constprop.55+0x3ea/0x950
[  232.658760]  ? tun_attach+0x1900/0x1900
[  232.662720]  ? trace_hardirqs_off_caller+0x310/0x310
[  232.667810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.673334]  ? check_preemption_disabled+0x48/0x280
[  232.678335]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  232.682909]  ? zap_class+0x640/0x640
[  232.686609]  ? fsnotify+0x4e5/0xf20
[  232.690232]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.695756]  ? locks_remove_file+0x3c6/0x5c0
[  232.700151]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  232.705690]  ? ima_file_free+0x132/0x650
[  232.709742]  ? __lock_is_held+0xb5/0x140
[  232.713798]  ? __tun_detach+0x15c0/0x15c0
[  232.717939]  ? __tun_detach+0x15c0/0x15c0
[  232.722072]  tun_chr_close+0xe3/0x180
[  232.725858]  __fput+0x385/0xa30
[  232.729138]  ? get_max_files+0x20/0x20
[  232.733015]  ? perf_trace_sched_process_exec+0x860/0x860
[  232.738463]  ____fput+0x15/0x20
[  232.741728]  task_work_run+0x1e8/0x2a0
[  232.745602]  ? task_work_cancel+0x240/0x240
[  232.749910]  ? switch_task_namespaces+0xb8/0xd0
[  232.754569]  do_exit+0x1ad6/0x26d0
[  232.758098]  ? mm_update_next_owner+0x990/0x990
[  232.762756]  ? print_usage_bug+0xc0/0xc0
[  232.766803]  ? find_held_lock+0x36/0x1c0
[  232.770860]  ? mark_held_locks+0x130/0x130
[  232.775084]  ? __lock_acquire+0x62f/0x4c20
[  232.779303]  ? pipe_wait+0x266/0x2c0
[  232.783005]  ? lock_release+0xa00/0xa00
[  232.786974]  ? mark_held_locks+0x130/0x130
[  232.791205]  ? __mutex_lock+0x85e/0x16f0
[  232.795255]  ? __switch_to_asm+0x40/0x70
[  232.799300]  ? pipe_wait+0x266/0x2c0
[  232.802996]  ? __switch_to_asm+0x34/0x70
[  232.807038]  ? __switch_to_asm+0x40/0x70
[  232.811085]  ? mutex_trylock+0x2b0/0x2b0
[  232.815134]  ? zap_class+0x640/0x640
[  232.818844]  ? zap_class+0x640/0x640
[  232.822545]  ? find_held_lock+0x36/0x1c0
[  232.826703]  ? memset+0x31/0x40
[  232.829978]  ? find_held_lock+0x36/0x1c0
[  232.834029]  ? get_signal+0x95b/0x1980
[  232.837903]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.842385]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.846870]  do_group_exit+0x177/0x440
[  232.850746]  ? trace_hardirqs_off_caller+0x310/0x310
[  232.855839]  ? __ia32_sys_exit+0x50/0x50
[  232.859894]  get_signal+0x8b0/0x1980
[  232.863602]  ? ptrace_notify+0x130/0x130
[  232.867666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.873188]  ? pipe_read+0x702/0x940
[  232.876892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.882421]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.887965]  ? __vfs_read+0x11f/0x9b0
[  232.891758]  do_signal+0x9c/0x21c0
[  232.895286]  ? fsnotify+0xf20/0xf20
[  232.898904]  ? setup_sigcontext+0x7d0/0x7d0
[  232.903218]  ? exit_to_usermode_loop+0x8c/0x380
[  232.907889]  ? exit_to_usermode_loop+0x8c/0x380
[  232.912550]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  232.917118]  ? trace_hardirqs_on+0xbd/0x310
[  232.921428]  ? do_syscall_64+0x6be/0x820
[  232.925485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.931014]  exit_to_usermode_loop+0x2e5/0x380
[  232.935603]  ? __bpf_trace_sys_exit+0x30/0x30
[  232.940091]  do_syscall_64+0x6be/0x820
[  232.943966]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  232.949317]  ? syscall_return_slowpath+0x5e0/0x5e0
[  232.954233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.959062]  ? trace_hardirqs_on_caller+0x310/0x310
[  232.964065]  ? prepare_exit_to_usermode+0x291/0x3b0
[  232.969088]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.973921]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  232.979114] RIP: 0033:0x410fa0
[  232.982308] Code: Bad RIP value.
[  232.985663] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  232.993385] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  233.000642] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  233.007901] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  233.015183] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  233.022443] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  233.029717] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  233.029836] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  233.036978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.047439] syz-executor5 cpuset=syz5 mems_allowed=0
[  233.056769] Call Trace:
[  233.064404]  <IRQ>
[  233.066548]  dump_stack+0x244/0x39d
[  233.070170]  ? dump_stack_print_info.cold.1+0x20/0x20
[  233.075351]  warn_alloc.cold.116+0xb7/0x1bd
[  233.079660]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  233.084493]  ? lock_downgrade+0x900/0x900
[  233.088755]  ? trace_hardirqs_off+0xb8/0x310
[  233.093152]  ? trace_hardirqs_off+0xb8/0x310
[  233.097553]  __alloc_pages_slowpath+0x26e8/0x2e10
[  233.102401]  ? warn_alloc+0x120/0x120
[  233.106194]  ? print_usage_bug+0xc0/0xc0
[  233.110244]  ? warn_alloc+0x120/0x120
[  233.114032]  ? warn_alloc+0x120/0x120
[  233.117841]  ? print_usage_bug+0xc0/0xc0
[  233.121895]  ? kvm_clock_read+0x18/0x30
[  233.125854]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  233.130855]  ? print_usage_bug+0xc0/0xc0
[  233.134911]  ? __lock_acquire+0x62f/0x4c20
[  233.139136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.144657]  ? should_fail+0x22d/0xd01
[  233.148553]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.153821]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.158909]  ? __lock_acquire+0x62f/0x4c20
[  233.163218]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.168521]  ? __lock_acquire+0x62f/0x4c20
[  233.172742]  ? should_fail+0x22d/0xd01
[  233.176612]  ? rcu_irq_exit+0x1a2/0x390
[  233.180582]  ? mark_held_locks+0x130/0x130
[  233.184805]  ? mark_held_locks+0x130/0x130
[  233.189028]  ? mark_held_locks+0xc7/0x130
[  233.193161]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  233.198165]  ? zap_class+0x640/0x640
[  233.201867]  ? print_usage_bug+0xc0/0xc0
[  233.205917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.211445]  ? check_preemption_disabled+0x48/0x280
[  233.216458]  ? __lock_is_held+0xb5/0x140
[  233.220512]  __alloc_pages_nodemask+0xa80/0xde0
[  233.225175]  ? zap_class+0x640/0x640
[  233.228877]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  233.233888]  ? find_held_lock+0x36/0x1c0
[  233.237941]  ? ____cache_alloc_node+0x1c7/0x1e0
[  233.242600]  ? lock_downgrade+0x900/0x900
[  233.246737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.252262]  cache_grow_begin+0xa5/0x8c0
[  233.256307]  ? do_raw_spin_unlock+0xa7/0x330
[  233.260710]  fallback_alloc+0x204/0x2e0
[  233.264680]  ____cache_alloc_node+0x1c7/0x1e0
[  233.269165]  kmem_cache_alloc_node+0xe3/0x730
[  233.273650]  ? ipv6_get_ifaddr+0x42e/0x620
[  233.277884]  __alloc_skb+0x119/0x770
[  233.281583]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.286847]  ? netdev_alloc_frag+0x1f0/0x1f0
[  233.291246]  ? lock_downgrade+0x900/0x900
[  233.295388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.300915]  ? refcount_sub_and_test_checked+0x203/0x310
[  233.306356]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  233.311800]  ? addrconf_rs_timer+0x690/0x690
[  233.316202]  ndisc_alloc_skb+0x144/0x340
[  233.320251]  ndisc_send_rs+0x331/0x6e0
[  233.324129]  addrconf_rs_timer+0x314/0x690
[  233.328355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.332583]  call_timer_fn+0x272/0x920
[  233.336540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.340776]  ? process_timeout+0x40/0x40
[  233.344912]  ? __run_timers+0x7da/0xc70
[  233.348880]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.353357]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.357847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.362069]  ? lockdep_hardirqs_on+0x296/0x5b0
[  233.366639]  ? trace_hardirqs_on+0xbd/0x310
[  233.370950]  ? kasan_check_read+0x11/0x20
[  233.375750]  ? __run_timers+0x7da/0xc70
[  233.379711]  ? trace_hardirqs_off_caller+0x310/0x310
[  233.384801]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.389023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.393339]  __run_timers+0x7e5/0xc70
[  233.397135]  ? timer_fixup_init+0x70/0x70
[  233.401268]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  233.406274]  ? zap_class+0x640/0x640
[  233.409986]  ? enqueue_hrtimer+0x1a5/0x560
[  233.414206]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  233.419387]  ? find_held_lock+0x36/0x1c0
[  233.423443]  ? zap_class+0x640/0x640
[  233.427146]  ? pvclock_read_flags+0x160/0x160
[  233.431638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.437164]  ? check_preemption_disabled+0x48/0x280
[  233.442175]  ? __lock_is_held+0xb5/0x140
[  233.446228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.451753]  ? check_preemption_disabled+0x48/0x280
[  233.456757]  run_timer_softirq+0x52/0xb0
[  233.460807]  ? rcu_read_lock_sched_held+0x14f/0x180
[  233.465808]  __do_softirq+0x308/0xb7e
[  233.469595]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  233.474073]  ? lock_downgrade+0x900/0x900
[  233.478209]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  233.483315]  ? pvclock_read_flags+0x160/0x160
[  233.487799]  ? lapic_next_event+0x5a/0x90
[  233.491947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.497472]  ? kvm_clock_read+0x18/0x30
[  233.501431]  ? kvm_sched_clock_read+0x9/0x20
[  233.505836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.511446]  ? check_preemption_disabled+0x48/0x280
[  233.516460]  irq_exit+0x17f/0x1c0
[  233.519900]  smp_apic_timer_interrupt+0x1cb/0x760
[  233.524737]  ? smp_reschedule_interrupt+0x109/0x650
[  233.529741]  ? smp_call_function_single_interrupt+0x650/0x650
[  233.535609]  ? interrupt_entry+0xb5/0xc0
[  233.539662]  ? trace_hardirqs_off_caller+0xbb/0x310
[  233.544663]  ? trace_hardirqs_off_caller+0xbb/0x310
[  233.549712]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.554540]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.559544]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.564549]  ? task_prio+0x50/0x50
[  233.568091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.573626]  ? check_preemption_disabled+0x48/0x280
[  233.578641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.583476]  apic_timer_interrupt+0xf/0x20
[  233.587692]  </IRQ>
[  233.589915] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  233.595784] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  233.614667] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  233.622358] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  233.629617] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  233.636873] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  233.644132] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  233.651393] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  233.658667]  ? save_stack+0xa9/0xd0
[  233.662286]  __kmalloc_node_track_caller+0x3c/0x70
[  233.667235]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  233.671978]  pskb_expand_head+0x230/0x10f0
[  233.676197]  ? check_preemption_disabled+0x48/0x280
[  233.681203]  ? memcpy+0x45/0x50
[  233.684576]  ? __copy_skb_header+0x350/0x6b0
[  233.688980]  ? skb_release_data+0x880/0x880
[  233.693287]  ? __alloc_skb+0x770/0x770
[  233.697165]  ? __lock_is_held+0xb5/0x140
[  233.701218]  ? kasan_check_write+0x14/0x20
[  233.705455]  ? __skb_clone+0x6c7/0xa00
[  233.709334]  ? __copy_skb_header+0x6b0/0x6b0
[  233.713727]  ? kmem_cache_alloc+0x33a/0x730
[  233.718035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.723566]  skb_ensure_writable+0x3dd/0x640
[  233.727961]  ? skb_checksum_setup+0xaa0/0xaa0
[  233.732448]  ? preempt_notifier_register+0x200/0x200
[  233.737534]  ? __switch_to_asm+0x34/0x70
[  233.741579]  ? __switch_to_asm+0x34/0x70
[  233.745630]  ? __switch_to_asm+0x40/0x70
[  233.749674]  ? __switch_to_asm+0x34/0x70
[  233.753722]  ? __switch_to_asm+0x40/0x70
[  233.757768]  ? __switch_to_asm+0x40/0x70
[  233.761811]  ? __switch_to_asm+0x34/0x70
[  233.765856]  ? __switch_to_asm+0x34/0x70
[  233.769900]  ? __switch_to_asm+0x40/0x70
[  233.773944]  ? __switch_to_asm+0x34/0x70
[  233.777997]  bpf_clone_redirect+0x14a/0x490
[  233.782314]  bpf_prog_210052181be91187+0x25d/0x1000
[  233.787333]  ? __sched_text_start+0x8/0x8
[  233.791486]  ? retint_kernel+0x2d/0x2d
[  233.795355]  ? trace_hardirqs_on_caller+0xc0/0x310
[  233.800280]  ? find_held_lock+0x36/0x1c0
[  233.804331]  ? lock_acquire+0x1ed/0x520
[  233.808301]  ? bpf_test_run+0x3cb/0x780
[  233.812259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.817781]  ? check_preemption_disabled+0x48/0x280
[  233.822787]  ? kasan_check_read+0x11/0x20
[  233.826919]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.832196]  ? rcu_softirq_qs+0x20/0x20
[  233.836157]  ? preempt_schedule+0x4d/0x60
[  233.840295]  ? ___preempt_schedule+0x16/0x18
[  233.844692]  ? bpf_test_run+0x25d/0x780
[  233.848673]  ? netlink_diag_dump+0x2a0/0x2a0
[  233.853069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.858593]  ? bpf_test_init.isra.10+0x70/0x100
[  233.863254]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  233.868004]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  233.872830]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  233.878359]  ? fput+0x130/0x1a0
[  233.881631]  ? __bpf_prog_get+0x9b/0x290
[  233.885687]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  233.890512]  ? bpf_prog_test_run+0x130/0x1a0
[  233.894910]  ? __x64_sys_bpf+0x3d8/0x520
[  233.898959]  ? bpf_prog_get+0x20/0x20
[  233.902754]  ? do_syscall_64+0x142/0x820
[  233.906803]  ? do_syscall_64+0x157/0x820
[  233.910853]  ? do_syscall_64+0x1b9/0x820
[  233.914898]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  233.920246]  ? syscall_return_slowpath+0x5e0/0x5e0
[  233.925289]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.930119]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.935118]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  233.940123]  ? prepare_exit_to_usermode+0x291/0x3b0
[  233.945132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.949964]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  233.955326] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  233.955330] warn_alloc_show_mem: 1 callbacks suppressed
[  233.955335] Mem-Info:
[  233.962594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.967948] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  233.967948]  active_file:14 inactive_file:13 isolated_file:0
[  233.967948]  unevictable:0 dirty:0 writeback:0 unstable:0
[  233.967948]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  233.967948]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  233.967948]  free:13753 free_pcp:301 free_cma:0
[  233.970313] Call Trace:
[  233.979673] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  234.012594]  <IRQ>
[  234.015159] Node 0 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
[  234.042897]  dump_stack+0x244/0x39d
[  234.045012] lowmem_reserve[]: 0 2818 6321 6321
[  234.071104]  ? dump_stack_print_info.cold.1+0x20/0x20
[  234.074719] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  234.079289]  warn_alloc.cold.116+0xb7/0x1bd
[  234.084546] lowmem_reserve[]: 0 0 3503 3503
[  234.112385]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  234.116675] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  234.120979]  ? lock_downgrade+0x900/0x900
[  234.125783] lowmem_reserve[]: 0 0 0 0
[  234.154828]  ? trace_hardirqs_off+0xb8/0x310
[  234.158937] 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
[  234.162722]  ? trace_hardirqs_off+0xb8/0x310
[  234.167090] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  234.180620]  __alloc_pages_slowpath+0x26e8/0x2e10
[  234.185164] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  234.200854]  ? warn_alloc+0x120/0x120
[  234.205652] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  234.220543]  ? warn_alloc+0x120/0x120
[  234.224310] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  234.233125]  ? warn_alloc+0x120/0x120
[  234.236890] 4367 total pagecache pages
[  234.245444]  ? print_usage_bug+0xc0/0xc0
[  234.249213] 0 pages in swap cache
[  234.253072]  ? enqueue_hrtimer+0x1a5/0x560
[  234.257104] Swap cache stats: add 0, delete 0, find 0/0
[  234.260531]  ? print_usage_bug+0xc0/0xc0
[  234.264728] Free swap  = 0kB
[  234.270067]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.274091] Total swap = 0kB
[  234.277093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.282244] 1965979 pages RAM
[  234.285241]  ? should_fail+0x22d/0xd01
[  234.290743] 0 pages HighMem/MovableOnly
[  234.293827]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.297693] 342853 pages reserved
[  234.297699] 0 pages cma reserved
[  234.301668]  ? __lock_acquire+0x62f/0x4c20
[  234.306792] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  234.310166]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.310177]  ? __lock_acquire+0x62f/0x4c20
[  234.310189]  ? should_fail+0x22d/0xd01
[  234.313579] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  234.317743]  ? mark_held_locks+0x130/0x130
[  234.324195] syz-executor4 cpuset=syz4 mems_allowed=0
[  234.329277]  ? mark_held_locks+0x130/0x130
[  234.361861]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  234.366862]  ? ktime_get+0x2c1/0x400
[  234.370572]  ? zap_class+0x640/0x640
[  234.374274]  ? print_usage_bug+0xc0/0xc0
[  234.378332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.383892]  ? check_preemption_disabled+0x48/0x280
[  234.388900]  ? __lock_is_held+0xb5/0x140
[  234.392953]  __alloc_pages_nodemask+0xa80/0xde0
[  234.397606]  ? zap_class+0x640/0x640
[  234.401317]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  234.406347]  ? find_held_lock+0x36/0x1c0
[  234.410414]  ? ____cache_alloc_node+0x1c7/0x1e0
[  234.415073]  ? lock_downgrade+0x900/0x900
[  234.419211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.424739]  cache_grow_begin+0xa5/0x8c0
[  234.428799]  ? do_raw_spin_unlock+0xa7/0x330
[  234.433208]  fallback_alloc+0x204/0x2e0
[  234.437175]  ____cache_alloc_node+0x1c7/0x1e0
[  234.441664]  kmem_cache_alloc_node+0xe3/0x730
[  234.446144]  ? ipv6_get_ifaddr+0x42e/0x620
[  234.450371]  __alloc_skb+0x119/0x770
[  234.454073]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  234.459338]  ? netdev_alloc_frag+0x1f0/0x1f0
[  234.463730]  ? lock_downgrade+0x900/0x900
[  234.467865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.473389]  ? refcount_sub_and_test_checked+0x203/0x310
[  234.478826]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  234.484261]  ? addrconf_rs_timer+0x690/0x690
[  234.488664]  ndisc_alloc_skb+0x144/0x340
[  234.492724]  ndisc_send_rs+0x331/0x6e0
[  234.496600]  addrconf_rs_timer+0x314/0x690
[  234.500823]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.505066]  call_timer_fn+0x272/0x920
[  234.508938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.513162]  ? process_timeout+0x40/0x40
[  234.517231]  ? mark_held_locks+0xc7/0x130
[  234.521371]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.525850]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.530337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.534558]  ? lockdep_hardirqs_on+0x296/0x5b0
[  234.539127]  ? trace_hardirqs_on+0xbd/0x310
[  234.543432]  ? kasan_check_read+0x11/0x20
[  234.547565]  ? __run_timers+0x7da/0xc70
[  234.551530]  ? trace_hardirqs_off_caller+0x310/0x310
[  234.556631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.560852]  __run_timers+0x7e5/0xc70
[  234.564650]  ? timer_fixup_init+0x70/0x70
[  234.568784]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.573788]  ? zap_class+0x640/0x640
[  234.577491]  ? print_usage_bug+0xc0/0xc0
[  234.581540]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.586716]  ? find_held_lock+0x36/0x1c0
[  234.590767]  ? zap_class+0x640/0x640
[  234.594470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.599995]  ? check_preemption_disabled+0x48/0x280
[  234.605004]  ? __lock_is_held+0xb5/0x140
[  234.609058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.614580]  ? check_preemption_disabled+0x48/0x280
[  234.619592]  run_timer_softirq+0x52/0xb0
[  234.623642]  ? rcu_read_lock_sched_held+0x14f/0x180
[  234.628646]  __do_softirq+0x308/0xb7e
[  234.632445]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  234.636941]  ? lock_downgrade+0x900/0x900
[  234.641091]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  234.646190]  ? pvclock_read_flags+0x160/0x160
[  234.650673]  ? lapic_next_event+0x5a/0x90
[  234.654807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.660329]  ? kvm_clock_read+0x18/0x30
[  234.664294]  ? kvm_sched_clock_read+0x9/0x20
[  234.668701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.674227]  ? check_preemption_disabled+0x48/0x280
[  234.679244]  irq_exit+0x17f/0x1c0
[  234.682686]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.687512]  ? smp_reschedule_interrupt+0x109/0x650
[  234.692517]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.698413]  ? interrupt_entry+0xb5/0xc0
[  234.702463]  ? trace_hardirqs_off_caller+0xbb/0x310
[  234.707463]  ? trace_hardirqs_off_caller+0xbb/0x310
[  234.712468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.717301]  ? trace_hardirqs_on_caller+0x310/0x310
[  234.722301]  ? trace_hardirqs_on_caller+0x310/0x310
[  234.727302]  ? task_prio+0x50/0x50
[  234.730831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.736361]  ? check_preemption_disabled+0x48/0x280
[  234.741369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.746202]  apic_timer_interrupt+0xf/0x20
[  234.750414]  </IRQ>
[  234.752637] RIP: 0010:console_unlock+0x102f/0x1190
[  234.757559] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  234.776444] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  234.784144] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  234.791401] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  234.798655] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  234.805921] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  234.813174] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  234.820432]  ? netconsole_netdev_event+0x280/0x280
[  234.825381]  ? console_unlock+0x1026/0x1190
[  234.829703]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  234.834357]  ? vprintk_emit+0x846/0x990
[  234.838320]  ? lock_release+0xa00/0xa00
[  234.842283]  ? trace_hardirqs_on+0x70/0x310
[  234.846609]  ? vprintk_default+0x28/0x30
[  234.850659]  ? trace_hardirqs_off_caller+0x310/0x310
[  234.855752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.861286]  vprintk_emit+0x391/0x990
[  234.865076]  ? wake_up_klogd+0x180/0x180
[  234.869126]  ? find_held_lock+0x11/0x1c0
[  234.873187]  ? mark_held_locks+0xc7/0x130
[  234.877325]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.881818]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.886300]  vprintk_default+0x28/0x30
[  234.890171]  vprintk_func+0x7e/0x181
[  234.893870]  printk+0xa7/0xcf
[  234.896961]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  234.901702]  ? _raw_spin_unlock_irq+0x60/0x80
[  234.906192]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  234.911463]  dump_header+0x7cc/0xf72
[  234.915169]  ? pagefault_out_of_memory+0x197/0x197
[  234.920093]  ? percpu_ref_get_many+0x240/0x240
[  234.924667]  ? zap_class+0x640/0x640
[  234.928371]  ? print_usage_bug+0xc0/0xc0
[  234.932425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.937951]  ? find_held_lock+0x36/0x1c0
[  234.942007]  ? mark_held_locks+0xc7/0x130
[  234.946147]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  234.951234]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  234.956329]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  234.960899]  ? trace_hardirqs_on+0xbd/0x310
[  234.965208]  ? kasan_check_read+0x11/0x20
[  234.969339]  ? ___ratelimit+0x3b4/0x672
[  234.973393]  ? trace_hardirqs_off_caller+0x310/0x310
[  234.978483]  ? trace_hardirqs_on+0x310/0x310
[  234.982877]  ? lock_downgrade+0x900/0x900
[  234.987021]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  234.992108]  ? ___ratelimit+0x3b9/0x672
[  234.996079]  ? idr_get_free+0xf70/0xf70
[  235.000041]  ? find_held_lock+0x36/0x1c0
[  235.004093]  oom_kill_process.cold.27+0x10/0x903
[  235.008852]  ? zap_class+0x640/0x640
[  235.012554]  ? check_preemption_disabled+0x48/0x280
[  235.017557]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  235.022502]  ? kasan_check_read+0x11/0x20
[  235.026636]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.031899]  ? oom_evaluate_task+0x540/0x540
[  235.036294]  ? find_held_lock+0x36/0x1c0
[  235.040348]  ? out_of_memory+0x974/0x1430
[  235.044483]  ? lock_downgrade+0x900/0x900
[  235.048618]  ? check_preemption_disabled+0x48/0x280
[  235.053622]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  235.058536]  ? kasan_check_read+0x11/0x20
[  235.062672]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.067934]  ? rcu_softirq_qs+0x20/0x20
[  235.071897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.077420]  ? oom_evaluate_task+0x302/0x540
[  235.081818]  out_of_memory+0xa84/0x1430
[  235.085784]  ? oom_killer_disable+0x3a0/0x3a0
[  235.090271]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  235.095189]  ? __ww_mutex_check_waiters+0x160/0x160
[  235.100197]  __alloc_pages_slowpath+0x2354/0x2e10
[  235.105035]  ? do_raw_spin_trylock+0x270/0x270
[  235.109613]  ? warn_alloc+0x120/0x120
[  235.113409]  ? debug_check_no_obj_freed+0x305/0x58d
[  235.118413]  ? drain_local_pages_wq+0x40/0x40
[  235.122895]  ? __lock_acquire+0x62f/0x4c20
[  235.127124]  ? trace_hardirqs_on+0x310/0x310
[  235.131526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.137050]  ? should_fail+0x22d/0xd01
[  235.140938]  ? mark_held_locks+0x130/0x130
[  235.145171]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.150264]  ? zap_class+0x640/0x640
[  235.153967]  ? trace_hardirqs_on+0x310/0x310
[  235.158363]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  235.163892]  ? __lock_is_held+0xb5/0x140
[  235.168077]  ? lock_release+0xa00/0xa00
[  235.172040]  ? perf_trace_sched_process_exec+0x860/0x860
[  235.177486]  ? __might_sleep+0x95/0x190
[  235.181447]  __alloc_pages_nodemask+0xa80/0xde0
[  235.186105]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  235.191107]  ? lock_downgrade+0x900/0x900
[  235.195328]  ? check_preemption_disabled+0x48/0x280
[  235.200334]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  235.205254]  ? kasan_check_read+0x11/0x20
[  235.209388]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.214655]  ? unwind_dump+0x190/0x190
[  235.218555]  ? is_bpf_text_address+0xd3/0x170
[  235.223055]  ? kernel_text_address+0x79/0xf0
[  235.227450]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  235.232977]  alloc_pages_current+0x173/0x350
[  235.237380]  depot_save_stack+0x3f1/0x470
[  235.241518]  save_stack+0xa9/0xd0
[  235.244961]  ? save_stack+0x43/0xd0
[  235.248575]  ? kasan_kmalloc+0xc7/0xe0
[  235.252446]  ? kasan_slab_alloc+0x12/0x20
[  235.256580]  ? kmem_cache_alloc_node+0x131/0x730
[  235.261324]  ? __alloc_skb+0x119/0x770
[  235.265196]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  235.269947]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  235.274948]  ? rtmsg_ifinfo+0x8c/0xa0
[  235.278737]  ? dev_close_many+0x3be/0x860
[  235.282872]  ? rollback_registered_many+0x543/0x1250
[  235.287961]  ? rollback_registered+0x1e9/0x420
[  235.292531]  ? unregister_netdevice_queue+0x321/0x5e0
[  235.297728]  ? __tun_detach+0x11b8/0x15c0
[  235.301861]  ? tun_chr_close+0xe3/0x180
[  235.305827]  ? __fput+0x385/0xa30
[  235.309272]  ? ____fput+0x15/0x20
[  235.312711]  ? task_work_run+0x1e8/0x2a0
[  235.316763]  ? do_exit+0x1ad6/0x26d0
[  235.320461]  ? do_group_exit+0x177/0x440
[  235.324505]  ? get_signal+0x8b0/0x1980
[  235.328375]  ? do_signal+0x9c/0x21c0
[  235.332074]  ? exit_to_usermode_loop+0x2e5/0x380
[  235.336813]  ? do_syscall_64+0x6be/0x820
[  235.340860]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  235.346210]  ? lock_downgrade+0x900/0x900
[  235.350353]  ? quarantine_reduce+0x163/0x1a0
[  235.354761]  ? trace_hardirqs_off_caller+0x310/0x310
[  235.359848]  ? ___cache_free+0x2e/0x380
[  235.363816]  ? quarantine_reduce+0x189/0x1a0
[  235.368224]  ? kasan_unpoison_shadow+0x35/0x50
[  235.372794]  kasan_kmalloc+0xc7/0xe0
[  235.376496]  kasan_slab_alloc+0x12/0x20
[  235.380452]  kmem_cache_alloc_node+0x131/0x730
[  235.385023]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  235.389941]  __alloc_skb+0x119/0x770
[  235.393644]  ? netdev_alloc_frag+0x1f0/0x1f0
[  235.398041]  ? if_nlmsg_size+0x5d1/0xbb0
[  235.402092]  ? rtnetlink_put_metrics+0x690/0x690
[  235.406839]  ? sk_psock_stop_strp+0x120/0x120
[  235.411322]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  235.416324]  ? netif_tx_stop_all_queues+0xd9/0x110
[  235.421244]  rtmsg_ifinfo_build_skb+0x74/0x190
[  235.425814]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  235.430658]  rtmsg_ifinfo+0x8c/0xa0
[  235.434281]  dev_close_many+0x3be/0x860
[  235.438249]  ? dev_fill_metadata_dst+0x840/0x840
[  235.442996]  ? find_held_lock+0x36/0x1c0
[  235.447050]  ? __queue_work+0x671/0x1440
[  235.451100]  ? lock_downgrade+0x900/0x900
[  235.455243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.460775]  ? rtnl_is_locked+0xb5/0xf0
[  235.464732]  ? rtnl_trylock+0x20/0x20
[  235.468525]  ? do_raw_spin_unlock+0xa7/0x330
[  235.472917]  ? do_raw_spin_trylock+0x270/0x270
[  235.477489]  rollback_registered_many+0x543/0x1250
[  235.482409]  ? generic_xdp_install+0x5a0/0x5a0
[  235.486983]  ? flush_rcu_work+0x90/0x90
[  235.490938]  ? zap_class+0x640/0x640
[  235.494637]  ? print_usage_bug+0xc0/0xc0
[  235.498683]  ? print_usage_bug+0xc0/0xc0
[  235.502733]  ? zap_class+0x640/0x640
[  235.506546]  ? print_usage_bug+0xc0/0xc0
[  235.510594]  ? find_held_lock+0x36/0x1c0
[  235.514652]  ? mark_held_locks+0xc7/0x130
[  235.518787]  rollback_registered+0x1e9/0x420
[  235.523179]  ? lockdep_hardirqs_on+0x321/0x5b0
[  235.527756]  ? rollback_registered_many+0x1250/0x1250
[  235.532929]  ? trace_hardirqs_on+0xbd/0x310
[  235.537236]  ? linkwatch_schedule_work+0x150/0x170
[  235.542151]  ? trace_hardirqs_off_caller+0x310/0x310
[  235.547241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.552762]  ? rtnl_is_locked+0xb5/0xf0
[  235.556719]  ? rtnl_trylock+0x20/0x20
[  235.560512]  ? queue_delayed_work_on+0x130/0x1f0
[  235.565258]  unregister_netdevice_queue+0x321/0x5e0
[  235.570266]  ? rollback_registered+0x420/0x420
[  235.574834]  ? linkwatch_schedule_work+0x170/0x170
[  235.579748]  ? tun_setup+0x2d0/0x2d0
[  235.583448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.588994]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  235.594351]  ? __tun_detach+0x6ba/0x15c0
[  235.598418]  __tun_detach+0x11b8/0x15c0
[  235.602389]  ? __call_rcu.constprop.55+0x3ea/0x950
[  235.607302]  ? __call_rcu.constprop.55+0x3ea/0x950
[  235.612224]  ? tun_attach+0x1900/0x1900
[  235.616186]  ? trace_hardirqs_off_caller+0x310/0x310
[  235.621283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.626823]  ? check_preemption_disabled+0x48/0x280
[  235.631824]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  235.636399]  ? zap_class+0x640/0x640
[  235.640113]  ? fsnotify+0x4e5/0xf20
[  235.643726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.649256]  ? locks_remove_file+0x3c6/0x5c0
[  235.653653]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  235.659185]  ? ima_file_free+0x132/0x650
[  235.663245]  ? __lock_is_held+0xb5/0x140
[  235.667298]  ? __tun_detach+0x15c0/0x15c0
[  235.671435]  ? __tun_detach+0x15c0/0x15c0
[  235.675566]  tun_chr_close+0xe3/0x180
[  235.679353]  __fput+0x385/0xa30
[  235.682622]  ? get_max_files+0x20/0x20
[  235.686510]  ? perf_trace_sched_process_exec+0x860/0x860
[  235.691957]  ____fput+0x15/0x20
[  235.695225]  task_work_run+0x1e8/0x2a0
[  235.699098]  ? task_work_cancel+0x240/0x240
[  235.703411]  ? switch_task_namespaces+0xb8/0xd0
[  235.708068]  do_exit+0x1ad6/0x26d0
[  235.711602]  ? mm_update_next_owner+0x990/0x990
[  235.716258]  ? print_usage_bug+0xc0/0xc0
[  235.720405]  ? find_held_lock+0x36/0x1c0
[  235.724476]  ? mark_held_locks+0x130/0x130
[  235.728722]  ? __lock_acquire+0x62f/0x4c20
[  235.732948]  ? pipe_wait+0x266/0x2c0
[  235.736655]  ? lock_release+0xa00/0xa00
[  235.740625]  ? mark_held_locks+0x130/0x130
[  235.744860]  ? __mutex_lock+0x85e/0x16f0
[  235.748907]  ? __switch_to_asm+0x40/0x70
[  235.752973]  ? pipe_wait+0x266/0x2c0
[  235.756670]  ? __switch_to_asm+0x34/0x70
[  235.760714]  ? __switch_to_asm+0x40/0x70
[  235.764802]  ? mutex_trylock+0x2b0/0x2b0
[  235.768852]  ? zap_class+0x640/0x640
[  235.772565]  ? zap_class+0x640/0x640
[  235.776263]  ? find_held_lock+0x36/0x1c0
[  235.780317]  ? memset+0x31/0x40
[  235.783597]  ? find_held_lock+0x36/0x1c0
[  235.787650]  ? get_signal+0x95b/0x1980
[  235.791527]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.796006]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.800490]  do_group_exit+0x177/0x440
[  235.804364]  ? trace_hardirqs_off_caller+0x310/0x310
[  235.809452]  ? __ia32_sys_exit+0x50/0x50
[  235.813508]  get_signal+0x8b0/0x1980
[  235.817229]  ? ptrace_notify+0x130/0x130
[  235.821282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.826803]  ? pipe_read+0x702/0x940
[  235.830501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.836033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.841555]  ? __vfs_read+0x11f/0x9b0
[  235.845455]  do_signal+0x9c/0x21c0
[  235.848982]  ? fsnotify+0xf20/0xf20
[  235.852607]  ? setup_sigcontext+0x7d0/0x7d0
[  235.856922]  ? exit_to_usermode_loop+0x8c/0x380
[  235.861580]  ? exit_to_usermode_loop+0x8c/0x380
[  235.866234]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  235.870807]  ? trace_hardirqs_on+0xbd/0x310
[  235.875116]  ? do_syscall_64+0x6be/0x820
[  235.879168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.884703]  exit_to_usermode_loop+0x2e5/0x380
[  235.889276]  ? __bpf_trace_sys_exit+0x30/0x30
[  235.893765]  do_syscall_64+0x6be/0x820
[  235.897636]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  235.902989]  ? syscall_return_slowpath+0x5e0/0x5e0
[  235.907903]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.912739]  ? trace_hardirqs_on_caller+0x310/0x310
[  235.917742]  ? prepare_exit_to_usermode+0x291/0x3b0
[  235.922750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.927632]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  235.932804] RIP: 0033:0x410fa0
[  235.935999] Code: Bad RIP value.
[  235.939347] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  235.947041] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  235.954295] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  235.961548] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  235.968804] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  235.976058] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  235.983333] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  235.983403] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.990593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  235.990597] Call Trace:
[  235.990602]  <IRQ>
[  235.990617]  dump_stack+0x244/0x39d
[  235.990632]  ? dump_stack_print_info.cold.1+0x20/0x20
[  235.997138] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  236.006434]  warn_alloc.cold.116+0xb7/0x1bd
[  236.008978] syz-executor5 cpuset=syz5 mems_allowed=0
[  236.011109]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  236.044512]  ? lock_downgrade+0x900/0x900
[  236.048666]  ? trace_hardirqs_off+0xb8/0x310
[  236.053074]  ? trace_hardirqs_off+0xb8/0x310
[  236.057476]  __alloc_pages_slowpath+0x26e8/0x2e10
[  236.062323]  ? warn_alloc+0x120/0x120
[  236.066113]  ? print_usage_bug+0xc0/0xc0
[  236.070168]  ? warn_alloc+0x120/0x120
[  236.073960]  ? warn_alloc+0x120/0x120
[  236.077757]  ? print_usage_bug+0xc0/0xc0
[  236.081811]  ? print_usage_bug+0xc0/0xc0
[  236.085857]  ? __lock_acquire+0x62f/0x4c20
[  236.090081]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.095602]  ? should_fail+0x22d/0xd01
[  236.099478]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.104567]  ? __lock_acquire+0x62f/0x4c20
[  236.108794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.113882]  ? __lock_acquire+0x62f/0x4c20
[  236.118103]  ? should_fail+0x22d/0xd01
[  236.121980]  ? find_held_lock+0x36/0x1c0
[  236.126032]  ? mark_held_locks+0x130/0x130
[  236.130257]  ? mark_held_locks+0x130/0x130
[  236.134474]  ? zap_class+0x640/0x640
[  236.138180]  ? zap_class+0x640/0x640
[  236.141886]  ? print_usage_bug+0xc0/0xc0
[  236.145934]  ? do_raw_spin_unlock+0xa7/0x330
[  236.150327]  ? zap_class+0x640/0x640
[  236.154025]  ? print_usage_bug+0xc0/0xc0
[  236.158072]  ? wq_watchdog_touch+0x9c/0xfe
[  236.162311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.167836]  ? check_preemption_disabled+0x48/0x280
[  236.172843]  ? __lock_is_held+0xb5/0x140
[  236.176897]  __alloc_pages_nodemask+0xa80/0xde0
[  236.181552]  ? zap_class+0x640/0x640
[  236.185256]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  236.190267]  ? find_held_lock+0x36/0x1c0
[  236.194324]  ? ____cache_alloc_node+0x1c7/0x1e0
[  236.198979]  ? lock_downgrade+0x900/0x900
[  236.203118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.208651]  cache_grow_begin+0xa5/0x8c0
[  236.212699]  ? do_raw_spin_unlock+0xa7/0x330
[  236.217098]  fallback_alloc+0x204/0x2e0
[  236.221061]  ____cache_alloc_node+0x1c7/0x1e0
[  236.225547]  kmem_cache_alloc_node+0xe3/0x730
[  236.230030]  ? ipv6_get_ifaddr+0x42e/0x620
[  236.234259]  __alloc_skb+0x119/0x770
[  236.237957]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.243229]  ? netdev_alloc_frag+0x1f0/0x1f0
[  236.247623]  ? lock_downgrade+0x900/0x900
[  236.251763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.257284]  ? refcount_sub_and_test_checked+0x203/0x310
[  236.262722]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  236.268163]  ? addrconf_rs_timer+0x690/0x690
[  236.272565]  ndisc_alloc_skb+0x144/0x340
[  236.276626]  ndisc_send_rs+0x331/0x6e0
[  236.280503]  addrconf_rs_timer+0x314/0x690
[  236.284725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.288951]  call_timer_fn+0x272/0x920
[  236.292829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.297052]  ? process_timeout+0x40/0x40
[  236.301115]  ? __run_timers+0x7da/0xc70
[  236.305079]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.309557]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.314039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.318262]  ? lockdep_hardirqs_on+0x296/0x5b0
[  236.322839]  ? trace_hardirqs_on+0xbd/0x310
[  236.327148]  ? kasan_check_read+0x11/0x20
[  236.331284]  ? __run_timers+0x7da/0xc70
[  236.335395]  ? trace_hardirqs_off_caller+0x310/0x310
[  236.340489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.344713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.348932]  __run_timers+0x7e5/0xc70
[  236.352727]  ? timer_fixup_init+0x70/0x70
[  236.356864]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.361876]  ? zap_class+0x640/0x640
[  236.365577]  ? enqueue_hrtimer+0x1a5/0x560
[  236.369802]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.375086]  ? find_held_lock+0x36/0x1c0
[  236.379148]  ? zap_class+0x640/0x640
[  236.382852]  ? pvclock_read_flags+0x160/0x160
[  236.387337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.392862]  ? check_preemption_disabled+0x48/0x280
[  236.397873]  ? __lock_is_held+0xb5/0x140
[  236.401933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.407458]  ? check_preemption_disabled+0x48/0x280
[  236.412462]  run_timer_softirq+0x52/0xb0
[  236.416514]  ? rcu_read_lock_sched_held+0x14f/0x180
[  236.421516]  __do_softirq+0x308/0xb7e
[  236.425305]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  236.429788]  ? lock_downgrade+0x900/0x900
[  236.433936]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  236.439204]  ? pvclock_read_flags+0x160/0x160
[  236.443690]  ? lapic_next_event+0x5a/0x90
[  236.447827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.453374]  ? kvm_clock_read+0x18/0x30
[  236.457355]  ? kvm_sched_clock_read+0x9/0x20
[  236.461755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.467279]  ? check_preemption_disabled+0x48/0x280
[  236.472290]  irq_exit+0x17f/0x1c0
[  236.475733]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.480571]  ? smp_reschedule_interrupt+0x109/0x650
[  236.485572]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.491445]  ? interrupt_entry+0xb5/0xc0
[  236.495494]  ? trace_hardirqs_off_caller+0xbb/0x310
[  236.500541]  ? trace_hardirqs_off_caller+0xbb/0x310
[  236.505565]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.510400]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.515407]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.520408]  ? task_prio+0x50/0x50
[  236.523945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.529469]  ? check_preemption_disabled+0x48/0x280
[  236.534494]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.539331]  apic_timer_interrupt+0xf/0x20
[  236.543545]  </IRQ>
[  236.545772] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  236.551645] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  236.570533] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  236.578224] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  236.585480] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  236.592746] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  236.600015] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  236.607268] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  236.614540]  ? save_stack+0xa9/0xd0
[  236.618163]  __kmalloc_node_track_caller+0x3c/0x70
[  236.623083]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  236.627834]  pskb_expand_head+0x230/0x10f0
[  236.632057]  ? check_preemption_disabled+0x48/0x280
[  236.637063]  ? memcpy+0x45/0x50
[  236.640330]  ? __copy_skb_header+0x350/0x6b0
[  236.644728]  ? skb_release_data+0x880/0x880
[  236.649037]  ? __alloc_skb+0x770/0x770
[  236.652937]  ? __lock_is_held+0xb5/0x140
[  236.656996]  ? kasan_check_write+0x14/0x20
[  236.661231]  ? __skb_clone+0x6c7/0xa00
[  236.665114]  ? __copy_skb_header+0x6b0/0x6b0
[  236.669516]  ? kmem_cache_alloc+0x33a/0x730
[  236.673823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.679352]  skb_ensure_writable+0x3dd/0x640
[  236.683756]  ? skb_checksum_setup+0xaa0/0xaa0
[  236.688239]  ? preempt_notifier_register+0x200/0x200
[  236.693324]  ? __switch_to_asm+0x34/0x70
[  236.697376]  ? __switch_to_asm+0x34/0x70
[  236.701423]  ? __switch_to_asm+0x40/0x70
[  236.705468]  ? __switch_to_asm+0x34/0x70
[  236.709514]  ? __switch_to_asm+0x40/0x70
[  236.713558]  ? __switch_to_asm+0x40/0x70
[  236.717709]  ? __switch_to_asm+0x34/0x70
[  236.721774]  ? __switch_to_asm+0x34/0x70
[  236.725830]  ? __switch_to_asm+0x40/0x70
[  236.729876]  ? __switch_to_asm+0x34/0x70
[  236.733926]  bpf_clone_redirect+0x14a/0x490
[  236.738240]  bpf_prog_210052181be91187+0x25d/0x1000
[  236.743247]  ? __sched_text_start+0x8/0x8
[  236.747383]  ? retint_kernel+0x2d/0x2d
[  236.751260]  ? trace_hardirqs_on_caller+0xc0/0x310
[  236.756181]  ? find_held_lock+0x36/0x1c0
[  236.760237]  ? lock_acquire+0x1ed/0x520
[  236.764201]  ? bpf_test_run+0x3cb/0x780
[  236.768166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.773692]  ? check_preemption_disabled+0x48/0x280
[  236.778696]  ? kasan_check_read+0x11/0x20
[  236.782828]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.788097]  ? rcu_softirq_qs+0x20/0x20
[  236.792057]  ? preempt_schedule+0x4d/0x60
[  236.796190]  ? ___preempt_schedule+0x16/0x18
[  236.800588]  ? bpf_test_run+0x25d/0x780
[  236.804556]  ? netlink_diag_dump+0x2a0/0x2a0
[  236.808953]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.814477]  ? bpf_test_init.isra.10+0x70/0x100
[  236.819136]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  236.823884]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  236.828713]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  236.834239]  ? fput+0x130/0x1a0
[  236.837505]  ? __bpf_prog_get+0x9b/0x290
[  236.841555]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  236.846381]  ? bpf_prog_test_run+0x130/0x1a0
[  236.850781]  ? __x64_sys_bpf+0x3d8/0x520
[  236.854828]  ? bpf_prog_get+0x20/0x20
[  236.858620]  ? do_syscall_64+0x142/0x820
[  236.862665]  ? do_syscall_64+0x157/0x820
[  236.866717]  ? do_syscall_64+0x1b9/0x820
[  236.870766]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  236.876117]  ? syscall_return_slowpath+0x5e0/0x5e0
[  236.881031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.885860]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.890864]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  236.895869]  ? prepare_exit_to_usermode+0x291/0x3b0
[  236.900878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.905710]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  236.911070] warn_alloc_show_mem: 1 callbacks suppressed
[  236.911085] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  236.911086] Mem-Info:
[  236.911125] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  236.911125]  active_file:14 inactive_file:13 isolated_file:0
[  236.911125]  unevictable:0 dirty:0 writeback:0 unstable:0
[  236.911125]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  236.911125]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  236.911125]  free:13753 free_pcp:301 free_cma:0
[  236.916453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  236.923717] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  236.926106] Call Trace:
[  236.959147] Node 0 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
[  236.968478]  <IRQ>
[  236.996203] lowmem_reserve[]: 0 2818 6321 6321
[  236.998791]  dump_stack+0x244/0x39d
[  237.024862] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  237.026997]  ? dump_stack_print_info.cold.1+0x20/0x20
[  237.031539] lowmem_reserve[]: 0 0 3503 3503
[  237.035190]  warn_alloc.cold.116+0xb7/0x1bd
[  237.062994] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  237.068172]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  237.072454] lowmem_reserve[]: 0 0 0 0
[  237.076762]  ? lock_downgrade+0x900/0x900
[  237.105799] 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
[  237.110629]  ? trace_hardirqs_off+0xb8/0x310
[  237.114394] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  237.118525]  ? trace_hardirqs_off+0xb8/0x310
[  237.132011] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  237.136406]  __alloc_pages_slowpath+0x26e8/0x2e10
[  237.152071] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  237.156485]  ? warn_alloc+0x120/0x120
[  237.171542] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  237.176367]  ? print_usage_bug+0xc0/0xc0
[  237.185165] 4367 total pagecache pages
[  237.188945]  ? warn_alloc+0x120/0x120
[  237.197491] 0 pages in swap cache
[  237.201528]  ? warn_alloc+0x120/0x120
[  237.205476] Swap cache stats: add 0, delete 0, find 0/0
[  237.209252]  ? print_usage_bug+0xc0/0xc0
[  237.212669] Free swap  = 0kB
[  237.216452]  ? print_usage_bug+0xc0/0xc0
[  237.221780] Total swap = 0kB
[  237.225824]  ? __lock_acquire+0x62f/0x4c20
[  237.228807] 1965979 pages RAM
[  237.232850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.235834] 0 pages HighMem/MovableOnly
[  237.240055]  ? should_fail+0x22d/0xd01
[  237.243126] 342853 pages reserved
[  237.248643]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.252592] 0 pages cma reserved
[  237.252663] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  237.256464]  ? __lock_acquire+0x62f/0x4c20
[  237.259960] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  237.264967]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.268303] syz-executor4 cpuset=syz4 mems_allowed=0
[  237.274766]  ? __lock_acquire+0x62f/0x4c20
[  237.274778]  ? should_fail+0x22d/0xd01
[  237.307677]  ? find_held_lock+0x36/0x1c0
[  237.311729]  ? mark_held_locks+0x130/0x130
[  237.315952]  ? mark_held_locks+0x130/0x130
[  237.320171]  ? zap_class+0x640/0x640
[  237.323870]  ? zap_class+0x640/0x640
[  237.327571]  ? print_usage_bug+0xc0/0xc0
[  237.331617]  ? do_raw_spin_unlock+0xa7/0x330
[  237.336097]  ? zap_class+0x640/0x640
[  237.339805]  ? print_usage_bug+0xc0/0xc0
[  237.343851]  ? wq_watchdog_touch+0x9c/0xfe
[  237.348073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.353597]  ? check_preemption_disabled+0x48/0x280
[  237.358619]  ? __lock_is_held+0xb5/0x140
[  237.362668]  __alloc_pages_nodemask+0xa80/0xde0
[  237.367323]  ? zap_class+0x640/0x640
[  237.371028]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  237.376047]  ? find_held_lock+0x36/0x1c0
[  237.380101]  ? ____cache_alloc_node+0x1c7/0x1e0
[  237.384755]  ? lock_downgrade+0x900/0x900
[  237.388894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.394420]  cache_grow_begin+0xa5/0x8c0
[  237.398468]  ? do_raw_spin_unlock+0xa7/0x330
[  237.402867]  fallback_alloc+0x204/0x2e0
[  237.406836]  ____cache_alloc_node+0x1c7/0x1e0
[  237.411324]  kmem_cache_alloc_node+0xe3/0x730
[  237.415811]  ? ipv6_get_ifaddr+0x42e/0x620
[  237.420044]  __alloc_skb+0x119/0x770
[  237.423744]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  237.429006]  ? netdev_alloc_frag+0x1f0/0x1f0
[  237.433409]  ? lock_downgrade+0x900/0x900
[  237.437547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.443072]  ? refcount_sub_and_test_checked+0x203/0x310
[  237.448512]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  237.453951]  ? addrconf_rs_timer+0x690/0x690
[  237.458357]  ndisc_alloc_skb+0x144/0x340
[  237.462407]  ndisc_send_rs+0x331/0x6e0
[  237.466283]  addrconf_rs_timer+0x314/0x690
[  237.470509]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.474738]  call_timer_fn+0x272/0x920
[  237.478610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.482829]  ? process_timeout+0x40/0x40
[  237.486886]  ? mark_held_locks+0xc7/0x130
[  237.491023]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.495507]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.499989]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.504222]  ? lockdep_hardirqs_on+0x296/0x5b0
[  237.508812]  ? trace_hardirqs_on+0xbd/0x310
[  237.513117]  ? kasan_check_read+0x11/0x20
[  237.517249]  ? __run_timers+0x7da/0xc70
[  237.521212]  ? trace_hardirqs_off_caller+0x310/0x310
[  237.526314]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.530537]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.534756]  __run_timers+0x7e5/0xc70
[  237.538551]  ? timer_fixup_init+0x70/0x70
[  237.542686]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.547688]  ? zap_class+0x640/0x640
[  237.551392]  ? print_usage_bug+0xc0/0xc0
[  237.555441]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  237.560620]  ? find_held_lock+0x36/0x1c0
[  237.564671]  ? zap_class+0x640/0x640
[  237.568373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.573897]  ? check_preemption_disabled+0x48/0x280
[  237.578908]  ? __lock_is_held+0xb5/0x140
[  237.582959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.588482]  ? check_preemption_disabled+0x48/0x280
[  237.593488]  run_timer_softirq+0x52/0xb0
[  237.597539]  ? rcu_read_lock_sched_held+0x14f/0x180
[  237.602545]  __do_softirq+0x308/0xb7e
[  237.606335]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  237.610816]  ? lock_downgrade+0x900/0x900
[  237.614953]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  237.620054]  ? pvclock_read_flags+0x160/0x160
[  237.624541]  ? lapic_next_event+0x5a/0x90
[  237.628675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.634203]  ? kvm_clock_read+0x18/0x30
[  237.638165]  ? kvm_sched_clock_read+0x9/0x20
[  237.642565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.648088]  ? check_preemption_disabled+0x48/0x280
[  237.653101]  irq_exit+0x17f/0x1c0
[  237.656540]  smp_apic_timer_interrupt+0x1cb/0x760
[  237.661367]  ? smp_reschedule_interrupt+0x109/0x650
[  237.666370]  ? smp_call_function_single_interrupt+0x650/0x650
[  237.672263]  ? interrupt_entry+0xb5/0xc0
[  237.676311]  ? trace_hardirqs_off_caller+0xbb/0x310
[  237.681314]  ? trace_hardirqs_off_caller+0xbb/0x310
[  237.686317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.691148]  ? trace_hardirqs_on_caller+0x310/0x310
[  237.696151]  ? trace_hardirqs_on_caller+0x310/0x310
[  237.701167]  ? task_prio+0x50/0x50
[  237.704698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.710219]  ? check_preemption_disabled+0x48/0x280
[  237.715230]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.720077]  apic_timer_interrupt+0xf/0x20
[  237.724299]  </IRQ>
[  237.726525] RIP: 0010:console_unlock+0x102f/0x1190
[  237.731444] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  237.750331] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  237.758030] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  237.765285] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  237.772554] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  237.779823] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  237.787077] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  237.794341]  ? netconsole_netdev_event+0x280/0x280
[  237.799262]  ? console_unlock+0x1026/0x1190
[  237.803581]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  237.808233]  ? vprintk_emit+0x846/0x990
[  237.812197]  ? lock_release+0xa00/0xa00
[  237.816163]  ? trace_hardirqs_on+0x70/0x310
[  237.820470]  ? vprintk_default+0x28/0x30
[  237.824518]  ? trace_hardirqs_off_caller+0x310/0x310
[  237.829612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.835142]  vprintk_emit+0x391/0x990
[  237.838933]  ? wake_up_klogd+0x180/0x180
[  237.843073]  ? find_held_lock+0x11/0x1c0
[  237.847137]  ? mark_held_locks+0xc7/0x130
[  237.851270]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.855758]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.860240]  vprintk_default+0x28/0x30
[  237.864111]  vprintk_func+0x7e/0x181
[  237.867808]  printk+0xa7/0xcf
[  237.870902]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  237.875646]  ? _raw_spin_unlock_irq+0x60/0x80
[  237.880144]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  237.885410]  dump_header+0x7cc/0xf72
[  237.889116]  ? pagefault_out_of_memory+0x197/0x197
[  237.894036]  ? percpu_ref_get_many+0x240/0x240
[  237.898609]  ? zap_class+0x640/0x640
[  237.902314]  ? print_usage_bug+0xc0/0xc0
[  237.906365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.911894]  ? find_held_lock+0x36/0x1c0
[  237.915947]  ? mark_held_locks+0xc7/0x130
[  237.920081]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.925171]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.930260]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  237.934831]  ? trace_hardirqs_on+0xbd/0x310
[  237.939136]  ? kasan_check_read+0x11/0x20
[  237.943270]  ? ___ratelimit+0x3b4/0x672
[  237.947246]  ? trace_hardirqs_off_caller+0x310/0x310
[  237.952340]  ? trace_hardirqs_on+0x310/0x310
[  237.956734]  ? lock_downgrade+0x900/0x900
[  237.960884]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  237.965973]  ? ___ratelimit+0x3b9/0x672
[  237.969940]  ? idr_get_free+0xf70/0xf70
[  237.973900]  ? find_held_lock+0x36/0x1c0
[  237.977951]  oom_kill_process.cold.27+0x10/0x903
[  237.982694]  ? zap_class+0x640/0x640
[  237.986392]  ? check_preemption_disabled+0x48/0x280
[  237.991395]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  237.996311]  ? kasan_check_read+0x11/0x20
[  238.000448]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.005713]  ? oom_evaluate_task+0x540/0x540
[  238.010113]  ? find_held_lock+0x36/0x1c0
[  238.014169]  ? out_of_memory+0x974/0x1430
[  238.018323]  ? lock_downgrade+0x900/0x900
[  238.022477]  ? check_preemption_disabled+0x48/0x280
[  238.027483]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  238.032399]  ? kasan_check_read+0x11/0x20
[  238.036533]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.041796]  ? rcu_softirq_qs+0x20/0x20
[  238.045765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.051286]  ? oom_evaluate_task+0x302/0x540
[  238.055685]  out_of_memory+0xa84/0x1430
[  238.059651]  ? oom_killer_disable+0x3a0/0x3a0
[  238.064149]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  238.069069]  ? __ww_mutex_check_waiters+0x160/0x160
[  238.074083]  __alloc_pages_slowpath+0x2354/0x2e10
[  238.078922]  ? do_raw_spin_trylock+0x270/0x270
[  238.083503]  ? warn_alloc+0x120/0x120
[  238.087296]  ? debug_check_no_obj_freed+0x305/0x58d
[  238.092312]  ? drain_local_pages_wq+0x40/0x40
[  238.096799]  ? __lock_acquire+0x62f/0x4c20
[  238.101023]  ? trace_hardirqs_on+0x310/0x310
[  238.105424]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.110945]  ? should_fail+0x22d/0xd01
[  238.114835]  ? mark_held_locks+0x130/0x130
[  238.119055]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.124144]  ? zap_class+0x640/0x640
[  238.127848]  ? trace_hardirqs_on+0x310/0x310
[  238.132248]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  238.137782]  ? __lock_is_held+0xb5/0x140
[  238.141840]  ? lock_release+0xa00/0xa00
[  238.145801]  ? perf_trace_sched_process_exec+0x860/0x860
[  238.151245]  ? __might_sleep+0x95/0x190
[  238.155210]  __alloc_pages_nodemask+0xa80/0xde0
[  238.159873]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  238.164875]  ? lock_downgrade+0x900/0x900
[  238.169011]  ? check_preemption_disabled+0x48/0x280
[  238.174019]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  238.178937]  ? kasan_check_read+0x11/0x20
[  238.183082]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.188357]  ? unwind_dump+0x190/0x190
[  238.192237]  ? is_bpf_text_address+0xd3/0x170
[  238.196742]  ? kernel_text_address+0x79/0xf0
[  238.201141]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  238.206667]  alloc_pages_current+0x173/0x350
[  238.211064]  depot_save_stack+0x3f1/0x470
[  238.215200]  save_stack+0xa9/0xd0
[  238.218743]  ? save_stack+0x43/0xd0
[  238.222354]  ? kasan_kmalloc+0xc7/0xe0
[  238.226225]  ? kasan_slab_alloc+0x12/0x20
[  238.230357]  ? kmem_cache_alloc_node+0x131/0x730
[  238.235098]  ? __alloc_skb+0x119/0x770
[  238.238976]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  238.243717]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  238.248726]  ? rtmsg_ifinfo+0x8c/0xa0
[  238.252513]  ? dev_close_many+0x3be/0x860
[  238.256649]  ? rollback_registered_many+0x543/0x1250
[  238.261737]  ? rollback_registered+0x1e9/0x420
[  238.266301]  ? unregister_netdevice_queue+0x321/0x5e0
[  238.271499]  ? __tun_detach+0x11b8/0x15c0
[  238.275644]  ? tun_chr_close+0xe3/0x180
[  238.279602]  ? __fput+0x385/0xa30
[  238.283048]  ? ____fput+0x15/0x20
[  238.286490]  ? task_work_run+0x1e8/0x2a0
[  238.290543]  ? do_exit+0x1ad6/0x26d0
[  238.294239]  ? do_group_exit+0x177/0x440
[  238.298281]  ? get_signal+0x8b0/0x1980
[  238.302155]  ? do_signal+0x9c/0x21c0
[  238.305856]  ? exit_to_usermode_loop+0x2e5/0x380
[  238.310597]  ? do_syscall_64+0x6be/0x820
[  238.314642]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  238.319995]  ? lock_downgrade+0x900/0x900
[  238.324139]  ? quarantine_reduce+0x163/0x1a0
[  238.328535]  ? trace_hardirqs_off_caller+0x310/0x310
[  238.333639]  ? ___cache_free+0x2e/0x380
[  238.338086]  ? quarantine_reduce+0x189/0x1a0
[  238.342486]  ? kasan_unpoison_shadow+0x35/0x50
[  238.347054]  kasan_kmalloc+0xc7/0xe0
[  238.350762]  kasan_slab_alloc+0x12/0x20
[  238.354725]  kmem_cache_alloc_node+0x131/0x730
[  238.359303]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  238.364251]  __alloc_skb+0x119/0x770
[  238.367960]  ? netdev_alloc_frag+0x1f0/0x1f0
[  238.372358]  ? if_nlmsg_size+0x5d1/0xbb0
[  238.376411]  ? rtnetlink_put_metrics+0x690/0x690
[  238.381158]  ? sk_psock_stop_strp+0x120/0x120
[  238.385671]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  238.390671]  ? netif_tx_stop_all_queues+0xd9/0x110
[  238.395599]  rtmsg_ifinfo_build_skb+0x74/0x190
[  238.400169]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  238.405001]  rtmsg_ifinfo+0x8c/0xa0
[  238.408623]  dev_close_many+0x3be/0x860
[  238.412590]  ? dev_fill_metadata_dst+0x840/0x840
[  238.417346]  ? find_held_lock+0x36/0x1c0
[  238.421421]  ? __queue_work+0x671/0x1440
[  238.425471]  ? lock_downgrade+0x900/0x900
[  238.429607]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.435130]  ? rtnl_is_locked+0xb5/0xf0
[  238.439097]  ? rtnl_trylock+0x20/0x20
[  238.442882]  ? do_raw_spin_unlock+0xa7/0x330
[  238.447278]  ? do_raw_spin_trylock+0x270/0x270
[  238.451864]  rollback_registered_many+0x543/0x1250
[  238.456792]  ? generic_xdp_install+0x5a0/0x5a0
[  238.461365]  ? flush_rcu_work+0x90/0x90
[  238.465324]  ? zap_class+0x640/0x640
[  238.469025]  ? print_usage_bug+0xc0/0xc0
[  238.473072]  ? print_usage_bug+0xc0/0xc0
[  238.477121]  ? zap_class+0x640/0x640
[  238.480830]  ? print_usage_bug+0xc0/0xc0
[  238.484881]  ? find_held_lock+0x36/0x1c0
[  238.488936]  ? mark_held_locks+0xc7/0x130
[  238.493081]  rollback_registered+0x1e9/0x420
[  238.497476]  ? lockdep_hardirqs_on+0x321/0x5b0
[  238.502049]  ? rollback_registered_many+0x1250/0x1250
[  238.507240]  ? trace_hardirqs_on+0xbd/0x310
[  238.511579]  ? linkwatch_schedule_work+0x150/0x170
[  238.516494]  ? trace_hardirqs_off_caller+0x310/0x310
[  238.521591]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.527112]  ? rtnl_is_locked+0xb5/0xf0
[  238.531071]  ? rtnl_trylock+0x20/0x20
[  238.534869]  ? queue_delayed_work_on+0x130/0x1f0
[  238.539617]  unregister_netdevice_queue+0x321/0x5e0
[  238.544630]  ? rollback_registered+0x420/0x420
[  238.549199]  ? linkwatch_schedule_work+0x170/0x170
[  238.554117]  ? tun_setup+0x2d0/0x2d0
[  238.557818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.563341]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  238.568697]  ? __tun_detach+0x6ba/0x15c0
[  238.572754]  __tun_detach+0x11b8/0x15c0
[  238.576713]  ? __call_rcu.constprop.55+0x3ea/0x950
[  238.581626]  ? __call_rcu.constprop.55+0x3ea/0x950
[  238.586544]  ? tun_attach+0x1900/0x1900
[  238.590522]  ? trace_hardirqs_off_caller+0x310/0x310
[  238.595615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.601142]  ? check_preemption_disabled+0x48/0x280
[  238.606144]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  238.610717]  ? zap_class+0x640/0x640
[  238.614423]  ? fsnotify+0x4e5/0xf20
[  238.618037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.623559]  ? locks_remove_file+0x3c6/0x5c0
[  238.627957]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  238.633479]  ? ima_file_free+0x132/0x650
[  238.637532]  ? __lock_is_held+0xb5/0x140
[  238.641582]  ? __tun_detach+0x15c0/0x15c0
[  238.645740]  ? __tun_detach+0x15c0/0x15c0
[  238.649873]  tun_chr_close+0xe3/0x180
[  238.653660]  __fput+0x385/0xa30
[  238.656939]  ? get_max_files+0x20/0x20
[  238.660818]  ? perf_trace_sched_process_exec+0x860/0x860
[  238.666272]  ____fput+0x15/0x20
[  238.669540]  task_work_run+0x1e8/0x2a0
[  238.673417]  ? task_work_cancel+0x240/0x240
[  238.677727]  ? switch_task_namespaces+0xb8/0xd0
[  238.682387]  do_exit+0x1ad6/0x26d0
[  238.685918]  ? mm_update_next_owner+0x990/0x990
[  238.690581]  ? print_usage_bug+0xc0/0xc0
[  238.694627]  ? find_held_lock+0x36/0x1c0
[  238.698699]  ? mark_held_locks+0x130/0x130
[  238.702931]  ? __lock_acquire+0x62f/0x4c20
[  238.707162]  ? pipe_wait+0x266/0x2c0
[  238.710866]  ? lock_release+0xa00/0xa00
[  238.714835]  ? mark_held_locks+0x130/0x130
[  238.719066]  ? __mutex_lock+0x85e/0x16f0
[  238.723114]  ? __switch_to_asm+0x40/0x70
[  238.727161]  ? pipe_wait+0x266/0x2c0
[  238.730861]  ? __switch_to_asm+0x34/0x70
[  238.734908]  ? __switch_to_asm+0x40/0x70
[  238.738963]  ? mutex_trylock+0x2b0/0x2b0
[  238.743011]  ? zap_class+0x640/0x640
[  238.746727]  ? zap_class+0x640/0x640
[  238.750428]  ? find_held_lock+0x36/0x1c0
[  238.754483]  ? memset+0x31/0x40
[  238.757768]  ? find_held_lock+0x36/0x1c0
[  238.761824]  ? get_signal+0x95b/0x1980
[  238.765706]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.770187]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.774679]  do_group_exit+0x177/0x440
[  238.778553]  ? trace_hardirqs_off_caller+0x310/0x310
[  238.783645]  ? __ia32_sys_exit+0x50/0x50
[  238.787707]  get_signal+0x8b0/0x1980
[  238.791418]  ? ptrace_notify+0x130/0x130
[  238.795470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.800996]  ? pipe_read+0x702/0x940
[  238.804696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.810225]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.815746]  ? __vfs_read+0x11f/0x9b0
[  238.819535]  do_signal+0x9c/0x21c0
[  238.823061]  ? fsnotify+0xf20/0xf20
[  238.826685]  ? setup_sigcontext+0x7d0/0x7d0
[  238.831001]  ? exit_to_usermode_loop+0x8c/0x380
[  238.835656]  ? exit_to_usermode_loop+0x8c/0x380
[  238.840319]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  238.844887]  ? trace_hardirqs_on+0xbd/0x310
[  238.849206]  ? do_syscall_64+0x6be/0x820
[  238.853263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.858790]  exit_to_usermode_loop+0x2e5/0x380
[  238.863362]  ? __bpf_trace_sys_exit+0x30/0x30
[  238.867944]  do_syscall_64+0x6be/0x820
[  238.871832]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  238.877186]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.882102]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.886932]  ? trace_hardirqs_on_caller+0x310/0x310
[  238.891938]  ? prepare_exit_to_usermode+0x291/0x3b0
[  238.896944]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.901776]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  238.906984] RIP: 0033:0x410fa0
[  238.910177] Code: Bad RIP value.
[  238.913528] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  238.921222] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  238.928477] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  238.935734] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  238.942990] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  238.950242] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  238.957514] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  238.957605] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  238.964777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.964781] Call Trace:
[  238.964785]  <IRQ>
[  238.964798]  dump_stack+0x244/0x39d
[  238.964814]  ? dump_stack_print_info.cold.1+0x20/0x20
[  238.971340] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.980615]  warn_alloc.cold.116+0xb7/0x1bd
[  238.983163] syz-executor5 cpuset=syz5 mems_allowed=0
[  238.985292]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.018815]  ? lock_downgrade+0x900/0x900
[  239.022953]  ? trace_hardirqs_off+0xb8/0x310
[  239.027350]  ? trace_hardirqs_off+0xb8/0x310
[  239.031749]  __alloc_pages_slowpath+0x26e8/0x2e10
[  239.036597]  ? warn_alloc+0x120/0x120
[  239.040386]  ? print_usage_bug+0xc0/0xc0
[  239.044433]  ? warn_alloc+0x120/0x120
[  239.048221]  ? warn_alloc+0x120/0x120
[  239.052027]  ? print_usage_bug+0xc0/0xc0
[  239.056073]  ? kvm_clock_read+0x18/0x30
[  239.060031]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  239.065036]  ? print_usage_bug+0xc0/0xc0
[  239.069083]  ? __lock_acquire+0x62f/0x4c20
[  239.073307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.078917]  ? should_fail+0x22d/0xd01
[  239.082787]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.088053]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.093142]  ? __lock_acquire+0x62f/0x4c20
[  239.097374]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.102475]  ? __lock_acquire+0x62f/0x4c20
[  239.106696]  ? should_fail+0x22d/0xd01
[  239.110566]  ? rcu_irq_exit+0x1a2/0x390
[  239.114531]  ? mark_held_locks+0x130/0x130
[  239.118757]  ? mark_held_locks+0x130/0x130
[  239.122985]  ? mark_held_locks+0xc7/0x130
[  239.127118]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  239.132122]  ? zap_class+0x640/0x640
[  239.135830]  ? print_usage_bug+0xc0/0xc0
[  239.139888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.145414]  ? check_preemption_disabled+0x48/0x280
[  239.150422]  ? __lock_is_held+0xb5/0x140
[  239.154474]  __alloc_pages_nodemask+0xa80/0xde0
[  239.159126]  ? zap_class+0x640/0x640
[  239.162834]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  239.168100]  ? find_held_lock+0x36/0x1c0
[  239.172156]  ? ____cache_alloc_node+0x1c7/0x1e0
[  239.176817]  ? lock_downgrade+0x900/0x900
[  239.180968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.186496]  cache_grow_begin+0xa5/0x8c0
[  239.190542]  ? do_raw_spin_unlock+0xa7/0x330
[  239.194943]  fallback_alloc+0x204/0x2e0
[  239.198907]  ____cache_alloc_node+0x1c7/0x1e0
[  239.203390]  kmem_cache_alloc_node+0xe3/0x730
[  239.207870]  ? ipv6_get_ifaddr+0x42e/0x620
[  239.212110]  __alloc_skb+0x119/0x770
[  239.215812]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.221077]  ? netdev_alloc_frag+0x1f0/0x1f0
[  239.225473]  ? lock_downgrade+0x900/0x900
[  239.229623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.235160]  ? refcount_sub_and_test_checked+0x203/0x310
[  239.240600]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  239.246039]  ? addrconf_rs_timer+0x690/0x690
[  239.250445]  ndisc_alloc_skb+0x144/0x340
[  239.254493]  ndisc_send_rs+0x331/0x6e0
[  239.258372]  addrconf_rs_timer+0x314/0x690
[  239.262595]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.266824]  call_timer_fn+0x272/0x920
[  239.270695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.274918]  ? process_timeout+0x40/0x40
[  239.278970]  ? __run_timers+0x7da/0xc70
[  239.282930]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.287494]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.291977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.296201]  ? lockdep_hardirqs_on+0x296/0x5b0
[  239.300776]  ? trace_hardirqs_on+0xbd/0x310
[  239.305084]  ? kasan_check_read+0x11/0x20
[  239.309230]  ? __run_timers+0x7da/0xc70
[  239.313191]  ? trace_hardirqs_off_caller+0x310/0x310
[  239.318284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.322508]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.326726]  __run_timers+0x7e5/0xc70
[  239.330518]  ? timer_fixup_init+0x70/0x70
[  239.334662]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  239.339663]  ? zap_class+0x640/0x640
[  239.343369]  ? enqueue_hrtimer+0x1a5/0x560
[  239.347590]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  239.352772]  ? find_held_lock+0x36/0x1c0
[  239.356822]  ? zap_class+0x640/0x640
[  239.360528]  ? pvclock_read_flags+0x160/0x160
[  239.365017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.370541]  ? check_preemption_disabled+0x48/0x280
[  239.375551]  ? __lock_is_held+0xb5/0x140
[  239.379599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.385140]  ? check_preemption_disabled+0x48/0x280
[  239.390147]  run_timer_softirq+0x52/0xb0
[  239.394196]  ? rcu_read_lock_sched_held+0x14f/0x180
[  239.399198]  __do_softirq+0x308/0xb7e
[  239.403079]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  239.407559]  ? lock_downgrade+0x900/0x900
[  239.411698]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  239.416794]  ? pvclock_read_flags+0x160/0x160
[  239.421275]  ? lapic_next_event+0x5a/0x90
[  239.425413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.430938]  ? kvm_clock_read+0x18/0x30
[  239.434897]  ? kvm_sched_clock_read+0x9/0x20
[  239.439291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.444823]  ? check_preemption_disabled+0x48/0x280
[  239.449835]  irq_exit+0x17f/0x1c0
[  239.453278]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.458113]  ? smp_reschedule_interrupt+0x109/0x650
[  239.463120]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.468988]  ? interrupt_entry+0xb5/0xc0
[  239.473038]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.478059]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.483064]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.487895]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.492896]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.497895]  ? task_prio+0x50/0x50
[  239.501425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.506951]  ? check_preemption_disabled+0x48/0x280
[  239.511955]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.516789]  apic_timer_interrupt+0xf/0x20
[  239.521002]  </IRQ>
[  239.523228] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  239.529099] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  239.547990] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  239.555680] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  239.562937] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  239.570192] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  239.577445] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  239.584698] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  239.591971]  ? save_stack+0xa9/0xd0
[  239.595590]  __kmalloc_node_track_caller+0x3c/0x70
[  239.600506]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  239.605251]  pskb_expand_head+0x230/0x10f0
[  239.609470]  ? check_preemption_disabled+0x48/0x280
[  239.614472]  ? memcpy+0x45/0x50
[  239.617816]  ? __copy_skb_header+0x350/0x6b0
[  239.622214]  ? skb_release_data+0x880/0x880
[  239.626519]  ? __alloc_skb+0x770/0x770
[  239.630396]  ? __lock_is_held+0xb5/0x140
[  239.634534]  ? kasan_check_write+0x14/0x20
[  239.638755]  ? __skb_clone+0x6c7/0xa00
[  239.642750]  ? __copy_skb_header+0x6b0/0x6b0
[  239.647146]  ? kmem_cache_alloc+0x33a/0x730
[  239.651457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.656983]  skb_ensure_writable+0x3dd/0x640
[  239.661384]  ? skb_checksum_setup+0xaa0/0xaa0
[  239.665871]  ? preempt_notifier_register+0x200/0x200
[  239.670958]  ? __switch_to_asm+0x34/0x70
[  239.675009]  ? __switch_to_asm+0x34/0x70
[  239.679054]  ? __switch_to_asm+0x40/0x70
[  239.683114]  ? __switch_to_asm+0x34/0x70
[  239.687166]  ? __switch_to_asm+0x40/0x70
[  239.691214]  ? __switch_to_asm+0x40/0x70
[  239.695259]  ? __switch_to_asm+0x34/0x70
[  239.699303]  ? __switch_to_asm+0x34/0x70
[  239.703344]  ? __switch_to_asm+0x40/0x70
[  239.707388]  ? __switch_to_asm+0x34/0x70
[  239.711440]  bpf_clone_redirect+0x14a/0x490
[  239.715752]  bpf_prog_210052181be91187+0x25d/0x1000
[  239.720757]  ? __sched_text_start+0x8/0x8
[  239.724890]  ? retint_kernel+0x2d/0x2d
[  239.728759]  ? trace_hardirqs_on_caller+0xc0/0x310
[  239.733679]  ? find_held_lock+0x36/0x1c0
[  239.737734]  ? lock_acquire+0x1ed/0x520
[  239.741702]  ? bpf_test_run+0x3cb/0x780
[  239.745665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.751204]  ? check_preemption_disabled+0x48/0x280
[  239.756218]  ? kasan_check_read+0x11/0x20
[  239.760357]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.765617]  ? rcu_softirq_qs+0x20/0x20
[  239.769579]  ? preempt_schedule+0x4d/0x60
[  239.773713]  ? ___preempt_schedule+0x16/0x18
[  239.778115]  ? bpf_test_run+0x25d/0x780
[  239.782089]  ? netlink_diag_dump+0x2a0/0x2a0
[  239.786486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.792008]  ? bpf_test_init.isra.10+0x70/0x100
[  239.796683]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  239.801431]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  239.806257]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  239.811780]  ? fput+0x130/0x1a0
[  239.815047]  ? __bpf_prog_get+0x9b/0x290
[  239.819100]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  239.823931]  ? bpf_prog_test_run+0x130/0x1a0
[  239.828325]  ? __x64_sys_bpf+0x3d8/0x520
[  239.832371]  ? bpf_prog_get+0x20/0x20
[  239.836166]  ? do_syscall_64+0x142/0x820
[  239.840211]  ? do_syscall_64+0x157/0x820
[  239.844262]  ? do_syscall_64+0x1b9/0x820
[  239.848308]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  239.853659]  ? syscall_return_slowpath+0x5e0/0x5e0
[  239.858572]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.863402]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.868399]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  239.873399]  ? prepare_exit_to_usermode+0x291/0x3b0
[  239.878406]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.883238]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  239.888602] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  239.888606] warn_alloc_show_mem: 1 callbacks suppressed
[  239.888610] Mem-Info:
[  239.895868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  239.901220] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  239.901220]  active_file:14 inactive_file:13 isolated_file:0
[  239.901220]  unevictable:0 dirty:0 writeback:0 unstable:0
[  239.901220]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  239.901220]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  239.901220]  free:13753 free_pcp:301 free_cma:0
[  239.903585] Call Trace:
[  239.912944] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  239.945880]  <IRQ>
[  239.948452] Node 0 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
[  239.976200]  dump_stack+0x244/0x39d
[  239.978312] lowmem_reserve[]: 0 2818 6321 6321
[  240.004405]  ? dump_stack_print_info.cold.1+0x20/0x20
[  240.007995] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  240.012570]  warn_alloc.cold.116+0xb7/0x1bd
[  240.017709] lowmem_reserve[]: 0 0 3503 3503
[  240.045658]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  240.049942] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  240.054250]  ? lock_downgrade+0x900/0x900
[  240.059052] lowmem_reserve[]: 0 0 0 0
[  240.088099]  ? trace_hardirqs_off+0xb8/0x310
[  240.092213] 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
[  240.095999]  ? trace_hardirqs_off+0xb8/0x310
[  240.100370] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  240.113877]  __alloc_pages_slowpath+0x26e8/0x2e10
[  240.118255] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  240.133955]  ? warn_alloc+0x120/0x120
[  240.138752] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  240.153723]  ? print_usage_bug+0xc0/0xc0
[  240.157496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  240.166314]  ? warn_alloc+0x120/0x120
[  240.170357] 4367 total pagecache pages
[  240.178913]  ? warn_alloc+0x120/0x120
[  240.182696] 0 pages in swap cache
[  240.186562]  ? print_usage_bug+0xc0/0xc0
[  240.190330] Swap cache stats: add 0, delete 0, find 0/0
[  240.193759]  ? kvm_clock_read+0x18/0x30
[  240.197795] Free swap  = 0kB
[  240.203134]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  240.207072] Total swap = 0kB
[  240.210068]  ? print_usage_bug+0xc0/0xc0
[  240.215053] 1965979 pages RAM
[  240.218048]  ? __lock_acquire+0x62f/0x4c20
[  240.222088] 0 pages HighMem/MovableOnly
[  240.222094] 342853 pages reserved
[  240.225182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.229382] 0 pages cma reserved
[  240.233333]  ? should_fail+0x22d/0xd01
[  240.236825] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.242265]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.242280]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.242293]  ? __lock_acquire+0x62f/0x4c20
[  240.245679] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  240.249494]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.255949] syz-executor4 cpuset=syz4 mems_allowed=0
[  240.261199]  ? __lock_acquire+0x62f/0x4c20
[  240.261211]  ? should_fail+0x22d/0xd01
[  240.299178]  ? rcu_irq_exit+0x1a2/0x390
[  240.303146]  ? mark_held_locks+0x130/0x130
[  240.307369]  ? mark_held_locks+0x130/0x130
[  240.311594]  ? mark_held_locks+0xc7/0x130
[  240.315747]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  240.320841]  ? zap_class+0x640/0x640
[  240.324546]  ? print_usage_bug+0xc0/0xc0
[  240.328599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.334594]  ? check_preemption_disabled+0x48/0x280
[  240.339605]  ? __lock_is_held+0xb5/0x140
[  240.343657]  __alloc_pages_nodemask+0xa80/0xde0
[  240.348315]  ? zap_class+0x640/0x640
[  240.352036]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  240.357047]  ? find_held_lock+0x36/0x1c0
[  240.361106]  ? ____cache_alloc_node+0x1c7/0x1e0
[  240.365761]  ? lock_downgrade+0x900/0x900
[  240.369906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.375435]  cache_grow_begin+0xa5/0x8c0
[  240.379482]  ? do_raw_spin_unlock+0xa7/0x330
[  240.383881]  fallback_alloc+0x204/0x2e0
[  240.387845]  ____cache_alloc_node+0x1c7/0x1e0
[  240.392328]  kmem_cache_alloc_node+0xe3/0x730
[  240.396811]  ? ipv6_get_ifaddr+0x42e/0x620
[  240.401041]  __alloc_skb+0x119/0x770
[  240.404741]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.410012]  ? netdev_alloc_frag+0x1f0/0x1f0
[  240.414405]  ? lock_downgrade+0x900/0x900
[  240.418670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.424194]  ? refcount_sub_and_test_checked+0x203/0x310
[  240.429630]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  240.435072]  ? addrconf_rs_timer+0x690/0x690
[  240.439474]  ndisc_alloc_skb+0x144/0x340
[  240.443527]  ndisc_send_rs+0x331/0x6e0
[  240.447408]  addrconf_rs_timer+0x314/0x690
[  240.451632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.455859]  call_timer_fn+0x272/0x920
[  240.459734]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.463956]  ? process_timeout+0x40/0x40
[  240.468010]  ? mark_held_locks+0xc7/0x130
[  240.472147]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.476630]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.481109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.485337]  ? lockdep_hardirqs_on+0x296/0x5b0
[  240.489904]  ? trace_hardirqs_on+0xbd/0x310
[  240.494210]  ? kasan_check_read+0x11/0x20
[  240.498339]  ? __run_timers+0x7da/0xc70
[  240.502298]  ? trace_hardirqs_off_caller+0x310/0x310
[  240.507390]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.511626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.515844]  __run_timers+0x7e5/0xc70
[  240.519635]  ? timer_fixup_init+0x70/0x70
[  240.523778]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.528784]  ? zap_class+0x640/0x640
[  240.532497]  ? print_usage_bug+0xc0/0xc0
[  240.536552]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.541731]  ? find_held_lock+0x36/0x1c0
[  240.545789]  ? zap_class+0x640/0x640
[  240.549497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.555022]  ? check_preemption_disabled+0x48/0x280
[  240.560029]  ? __lock_is_held+0xb5/0x140
[  240.564083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.569614]  ? check_preemption_disabled+0x48/0x280
[  240.574619]  run_timer_softirq+0x52/0xb0
[  240.578670]  ? rcu_read_lock_sched_held+0x14f/0x180
[  240.583680]  __do_softirq+0x308/0xb7e
[  240.587474]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  240.591953]  ? lock_downgrade+0x900/0x900
[  240.596092]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  240.601194]  ? pvclock_read_flags+0x160/0x160
[  240.605676]  ? lapic_next_event+0x5a/0x90
[  240.609811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.615336]  ? kvm_clock_read+0x18/0x30
[  240.619295]  ? kvm_sched_clock_read+0x9/0x20
[  240.623688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.629209]  ? check_preemption_disabled+0x48/0x280
[  240.634216]  irq_exit+0x17f/0x1c0
[  240.637656]  smp_apic_timer_interrupt+0x1cb/0x760
[  240.642484]  ? smp_reschedule_interrupt+0x109/0x650
[  240.647489]  ? smp_call_function_single_interrupt+0x650/0x650
[  240.653372]  ? interrupt_entry+0xb5/0xc0
[  240.657429]  ? trace_hardirqs_off_caller+0xbb/0x310
[  240.662429]  ? trace_hardirqs_off_caller+0xbb/0x310
[  240.667436]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.672279]  ? trace_hardirqs_on_caller+0x310/0x310
[  240.677280]  ? trace_hardirqs_on_caller+0x310/0x310
[  240.682280]  ? task_prio+0x50/0x50
[  240.685807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.691329]  ? check_preemption_disabled+0x48/0x280
[  240.696337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.701169]  apic_timer_interrupt+0xf/0x20
[  240.705384]  </IRQ>
[  240.707610] RIP: 0010:console_unlock+0x102f/0x1190
[  240.712530] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  240.731421] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  240.739114] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  240.746370] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  240.753626] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  240.760881] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  240.768137] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  240.775412]  ? netconsole_netdev_event+0x280/0x280
[  240.780333]  ? console_unlock+0x1026/0x1190
[  240.784667]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  240.789319]  ? vprintk_emit+0x846/0x990
[  240.793285]  ? lock_release+0xa00/0xa00
[  240.797257]  ? trace_hardirqs_on+0x70/0x310
[  240.801563]  ? vprintk_default+0x28/0x30
[  240.805613]  ? trace_hardirqs_off_caller+0x310/0x310
[  240.810705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.816234]  vprintk_emit+0x391/0x990
[  240.820112]  ? wake_up_klogd+0x180/0x180
[  240.824166]  ? find_held_lock+0x11/0x1c0
[  240.828221]  ? mark_held_locks+0xc7/0x130
[  240.832362]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.836839]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.841337]  vprintk_default+0x28/0x30
[  240.845213]  vprintk_func+0x7e/0x181
[  240.848918]  printk+0xa7/0xcf
[  240.852019]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  240.856764]  ? _raw_spin_unlock_irq+0x60/0x80
[  240.861255]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  240.866524]  dump_header+0x7cc/0xf72
[  240.870233]  ? pagefault_out_of_memory+0x197/0x197
[  240.875166]  ? percpu_ref_get_many+0x240/0x240
[  240.879750]  ? zap_class+0x640/0x640
[  240.883456]  ? print_usage_bug+0xc0/0xc0
[  240.887515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.893043]  ? find_held_lock+0x36/0x1c0
[  240.897097]  ? mark_held_locks+0xc7/0x130
[  240.901231]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  240.906316]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  240.911498]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  240.916065]  ? trace_hardirqs_on+0xbd/0x310
[  240.920370]  ? kasan_check_read+0x11/0x20
[  240.924506]  ? ___ratelimit+0x3b4/0x672
[  240.928465]  ? trace_hardirqs_off_caller+0x310/0x310
[  240.933561]  ? trace_hardirqs_on+0x310/0x310
[  240.937958]  ? lock_downgrade+0x900/0x900
[  240.942101]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  240.947190]  ? ___ratelimit+0x3b9/0x672
[  240.951153]  ? idr_get_free+0xf70/0xf70
[  240.955111]  ? find_held_lock+0x36/0x1c0
[  240.959163]  oom_kill_process.cold.27+0x10/0x903
[  240.963906]  ? zap_class+0x640/0x640
[  240.967608]  ? check_preemption_disabled+0x48/0x280
[  240.972611]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  240.977528]  ? kasan_check_read+0x11/0x20
[  240.981662]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.986924]  ? oom_evaluate_task+0x540/0x540
[  240.991318]  ? find_held_lock+0x36/0x1c0
[  240.995368]  ? out_of_memory+0x974/0x1430
[  240.999505]  ? lock_downgrade+0x900/0x900
[  241.003637]  ? check_preemption_disabled+0x48/0x280
[  241.008655]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  241.013571]  ? kasan_check_read+0x11/0x20
[  241.017704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  241.022972]  ? rcu_softirq_qs+0x20/0x20
[  241.026937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.032459]  ? oom_evaluate_task+0x302/0x540
[  241.036949]  out_of_memory+0xa84/0x1430
[  241.040916]  ? oom_killer_disable+0x3a0/0x3a0
[  241.045396]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  241.050313]  ? __ww_mutex_check_waiters+0x160/0x160
[  241.055322]  __alloc_pages_slowpath+0x2354/0x2e10
[  241.060159]  ? do_raw_spin_trylock+0x270/0x270
[  241.064830]  ? warn_alloc+0x120/0x120
[  241.068625]  ? debug_check_no_obj_freed+0x305/0x58d
[  241.073629]  ? drain_local_pages_wq+0x40/0x40
[  241.078126]  ? __lock_acquire+0x62f/0x4c20
[  241.082348]  ? trace_hardirqs_on+0x310/0x310
[  241.086750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.092288]  ? should_fail+0x22d/0xd01
[  241.096159]  ? mark_held_locks+0x130/0x130
[  241.100399]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.105491]  ? zap_class+0x640/0x640
[  241.109204]  ? trace_hardirqs_on+0x310/0x310
[  241.113601]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  241.119128]  ? __lock_is_held+0xb5/0x140
[  241.123274]  ? lock_release+0xa00/0xa00
[  241.127331]  ? perf_trace_sched_process_exec+0x860/0x860
[  241.132774]  ? __might_sleep+0x95/0x190
[  241.136749]  __alloc_pages_nodemask+0xa80/0xde0
[  241.141409]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  241.146412]  ? lock_downgrade+0x900/0x900
[  241.150544]  ? check_preemption_disabled+0x48/0x280
[  241.155553]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  241.160474]  ? kasan_check_read+0x11/0x20
[  241.164620]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  241.170152]  ? unwind_dump+0x190/0x190
[  241.174035]  ? is_bpf_text_address+0xd3/0x170
[  241.178523]  ? kernel_text_address+0x79/0xf0
[  241.182916]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  241.188441]  alloc_pages_current+0x173/0x350
[  241.192864]  depot_save_stack+0x3f1/0x470
[  241.197002]  save_stack+0xa9/0xd0
[  241.200525]  ? save_stack+0x43/0xd0
[  241.204143]  ? kasan_kmalloc+0xc7/0xe0
[  241.208021]  ? kasan_slab_alloc+0x12/0x20
[  241.212154]  ? kmem_cache_alloc_node+0x131/0x730
[  241.216894]  ? __alloc_skb+0x119/0x770
[  241.220770]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  241.225511]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  241.230511]  ? rtmsg_ifinfo+0x8c/0xa0
[  241.234304]  ? dev_close_many+0x3be/0x860
[  241.238436]  ? rollback_registered_many+0x543/0x1250
[  241.243523]  ? rollback_registered+0x1e9/0x420
[  241.248112]  ? unregister_netdevice_queue+0x321/0x5e0
[  241.253289]  ? __tun_detach+0x11b8/0x15c0
[  241.257421]  ? tun_chr_close+0xe3/0x180
[  241.261377]  ? __fput+0x385/0xa30
[  241.264817]  ? ____fput+0x15/0x20
[  241.268254]  ? task_work_run+0x1e8/0x2a0
[  241.272309]  ? do_exit+0x1ad6/0x26d0
[  241.276007]  ? do_group_exit+0x177/0x440
[  241.280052]  ? get_signal+0x8b0/0x1980
[  241.283924]  ? do_signal+0x9c/0x21c0
[  241.287626]  ? exit_to_usermode_loop+0x2e5/0x380
[  241.292367]  ? do_syscall_64+0x6be/0x820
[  241.296412]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  241.301779]  ? lock_downgrade+0x900/0x900
[  241.305914]  ? quarantine_reduce+0x163/0x1a0
[  241.310311]  ? trace_hardirqs_off_caller+0x310/0x310
[  241.315398]  ? ___cache_free+0x2e/0x380
[  241.319369]  ? quarantine_reduce+0x189/0x1a0
[  241.323773]  ? kasan_unpoison_shadow+0x35/0x50
[  241.328460]  kasan_kmalloc+0xc7/0xe0
[  241.332168]  kasan_slab_alloc+0x12/0x20
[  241.336127]  kmem_cache_alloc_node+0x131/0x730
[  241.340722]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  241.345656]  __alloc_skb+0x119/0x770
[  241.349382]  ? netdev_alloc_frag+0x1f0/0x1f0
[  241.353793]  ? if_nlmsg_size+0x5d1/0xbb0
[  241.357845]  ? rtnetlink_put_metrics+0x690/0x690
[  241.362594]  ? sk_psock_stop_strp+0x120/0x120
[  241.367074]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  241.372076]  ? netif_tx_stop_all_queues+0xd9/0x110
[  241.376994]  rtmsg_ifinfo_build_skb+0x74/0x190
[  241.381577]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  241.386407]  rtmsg_ifinfo+0x8c/0xa0
[  241.390023]  dev_close_many+0x3be/0x860
[  241.394014]  ? dev_fill_metadata_dst+0x840/0x840
[  241.398756]  ? find_held_lock+0x36/0x1c0
[  241.402809]  ? __queue_work+0x671/0x1440
[  241.406855]  ? lock_downgrade+0x900/0x900
[  241.410995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.416516]  ? rtnl_is_locked+0xb5/0xf0
[  241.420476]  ? rtnl_trylock+0x20/0x20
[  241.424277]  ? do_raw_spin_unlock+0xa7/0x330
[  241.428674]  ? do_raw_spin_trylock+0x270/0x270
[  241.433252]  rollback_registered_many+0x543/0x1250
[  241.438180]  ? generic_xdp_install+0x5a0/0x5a0
[  241.442752]  ? flush_rcu_work+0x90/0x90
[  241.446716]  ? zap_class+0x640/0x640
[  241.450417]  ? print_usage_bug+0xc0/0xc0
[  241.454469]  ? print_usage_bug+0xc0/0xc0
[  241.458518]  ? zap_class+0x640/0x640
[  241.462218]  ? print_usage_bug+0xc0/0xc0
[  241.466280]  ? find_held_lock+0x36/0x1c0
[  241.470333]  ? mark_held_locks+0xc7/0x130
[  241.474476]  rollback_registered+0x1e9/0x420
[  241.478871]  ? lockdep_hardirqs_on+0x321/0x5b0
[  241.483445]  ? rollback_registered_many+0x1250/0x1250
[  241.488618]  ? trace_hardirqs_on+0xbd/0x310
[  241.492924]  ? linkwatch_schedule_work+0x150/0x170
[  241.497847]  ? trace_hardirqs_off_caller+0x310/0x310
[  241.502935]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.508479]  ? rtnl_is_locked+0xb5/0xf0
[  241.512452]  ? rtnl_trylock+0x20/0x20
[  241.516242]  ? queue_delayed_work_on+0x130/0x1f0
[  241.520988]  unregister_netdevice_queue+0x321/0x5e0
[  241.525994]  ? rollback_registered+0x420/0x420
[  241.530563]  ? linkwatch_schedule_work+0x170/0x170
[  241.535479]  ? tun_setup+0x2d0/0x2d0
[  241.539179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.544722]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  241.550074]  ? __tun_detach+0x6ba/0x15c0
[  241.554131]  __tun_detach+0x11b8/0x15c0
[  241.558089]  ? __call_rcu.constprop.55+0x3ea/0x950
[  241.563005]  ? __call_rcu.constprop.55+0x3ea/0x950
[  241.568031]  ? tun_attach+0x1900/0x1900
[  241.572007]  ? trace_hardirqs_off_caller+0x310/0x310
[  241.577096]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.582620]  ? check_preemption_disabled+0x48/0x280
[  241.587635]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  241.592210]  ? zap_class+0x640/0x640
[  241.595908]  ? fsnotify+0x4e5/0xf20
[  241.599524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.605060]  ? locks_remove_file+0x3c6/0x5c0
[  241.609456]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  241.615065]  ? ima_file_free+0x132/0x650
[  241.619118]  ? __lock_is_held+0xb5/0x140
[  241.623168]  ? __tun_detach+0x15c0/0x15c0
[  241.627306]  ? __tun_detach+0x15c0/0x15c0
[  241.631442]  tun_chr_close+0xe3/0x180
[  241.635231]  __fput+0x385/0xa30
[  241.638513]  ? get_max_files+0x20/0x20
[  241.642392]  ? perf_trace_sched_process_exec+0x860/0x860
[  241.647849]  ____fput+0x15/0x20
[  241.651114]  task_work_run+0x1e8/0x2a0
[  241.655078]  ? task_work_cancel+0x240/0x240
[  241.659390]  ? switch_task_namespaces+0xb8/0xd0
[  241.664144]  do_exit+0x1ad6/0x26d0
[  241.667684]  ? mm_update_next_owner+0x990/0x990
[  241.672340]  ? print_usage_bug+0xc0/0xc0
[  241.676390]  ? find_held_lock+0x36/0x1c0
[  241.680476]  ? mark_held_locks+0x130/0x130
[  241.684701]  ? __lock_acquire+0x62f/0x4c20
[  241.688923]  ? pipe_wait+0x266/0x2c0
[  241.692630]  ? lock_release+0xa00/0xa00
[  241.696606]  ? mark_held_locks+0x130/0x130
[  241.700846]  ? __mutex_lock+0x85e/0x16f0
[  241.704892]  ? __switch_to_asm+0x40/0x70
[  241.708939]  ? pipe_wait+0x266/0x2c0
[  241.712641]  ? __switch_to_asm+0x34/0x70
[  241.716699]  ? __switch_to_asm+0x40/0x70
[  241.720753]  ? mutex_trylock+0x2b0/0x2b0
[  241.724802]  ? zap_class+0x640/0x640
[  241.728516]  ? zap_class+0x640/0x640
[  241.732213]  ? find_held_lock+0x36/0x1c0
[  241.736268]  ? memset+0x31/0x40
[  241.739536]  ? find_held_lock+0x36/0x1c0
[  241.743590]  ? get_signal+0x95b/0x1980
[  241.747465]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.751952]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.756438]  do_group_exit+0x177/0x440
[  241.760313]  ? trace_hardirqs_off_caller+0x310/0x310
[  241.765410]  ? __ia32_sys_exit+0x50/0x50
[  241.769467]  get_signal+0x8b0/0x1980
[  241.773171]  ? ptrace_notify+0x130/0x130
[  241.777223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.782746]  ? pipe_read+0x702/0x940
[  241.786461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.791992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.797624]  ? __vfs_read+0x11f/0x9b0
[  241.801424]  do_signal+0x9c/0x21c0
[  241.804948]  ? fsnotify+0xf20/0xf20
[  241.808567]  ? setup_sigcontext+0x7d0/0x7d0
[  241.812890]  ? exit_to_usermode_loop+0x8c/0x380
[  241.817546]  ? exit_to_usermode_loop+0x8c/0x380
[  241.822204]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  241.826780]  ? trace_hardirqs_on+0xbd/0x310
[  241.831087]  ? do_syscall_64+0x6be/0x820
[  241.835141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.840770]  exit_to_usermode_loop+0x2e5/0x380
[  241.845338]  ? __bpf_trace_sys_exit+0x30/0x30
[  241.849826]  do_syscall_64+0x6be/0x820
[  241.853697]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  241.859047]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.863963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.868789]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.873794]  ? prepare_exit_to_usermode+0x291/0x3b0
[  241.878812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.883647]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  241.888830] RIP: 0033:0x410fa0
[  241.892026] Code: Bad RIP value.
[  241.895376] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  241.903070] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  241.910324] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  241.917593] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  241.924846] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  241.932110] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  241.939382] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  241.939459] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.946821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.946825] Call Trace:
[  241.946830]  <IRQ>
[  241.946845]  dump_stack+0x244/0x39d
[  241.946860]  ? dump_stack_print_info.cold.1+0x20/0x20
[  241.953395] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.962667]  warn_alloc.cold.116+0xb7/0x1bd
[  241.965214] syz-executor5 cpuset=syz5 mems_allowed=0
[  241.967362]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  242.000776]  ? lock_downgrade+0x900/0x900
[  242.004916]  ? trace_hardirqs_off+0xb8/0x310
[  242.009314]  ? trace_hardirqs_off+0xb8/0x310
[  242.013725]  __alloc_pages_slowpath+0x26e8/0x2e10
[  242.018576]  ? warn_alloc+0x120/0x120
[  242.022365]  ? print_usage_bug+0xc0/0xc0
[  242.026410]  ? warn_alloc+0x120/0x120
[  242.030201]  ? warn_alloc+0x120/0x120
[  242.033988]  ? print_usage_bug+0xc0/0xc0
[  242.038036]  ? print_usage_bug+0xc0/0xc0
[  242.042085]  ? __lock_acquire+0x62f/0x4c20
[  242.046417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.051939]  ? should_fail+0x22d/0xd01
[  242.055817]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.060908]  ? __lock_acquire+0x62f/0x4c20
[  242.065231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.070318]  ? __lock_acquire+0x62f/0x4c20
[  242.074539]  ? should_fail+0x22d/0xd01
[  242.078414]  ? find_held_lock+0x36/0x1c0
[  242.082566]  ? mark_held_locks+0x130/0x130
[  242.086792]  ? mark_held_locks+0x130/0x130
[  242.091007]  ? zap_class+0x640/0x640
[  242.094706]  ? zap_class+0x640/0x640
[  242.098407]  ? print_usage_bug+0xc0/0xc0
[  242.102453]  ? do_raw_spin_unlock+0xa7/0x330
[  242.106848]  ? zap_class+0x640/0x640
[  242.110549]  ? print_usage_bug+0xc0/0xc0
[  242.114595]  ? wq_watchdog_touch+0x9c/0xfe
[  242.118821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.124348]  ? check_preemption_disabled+0x48/0x280
[  242.129357]  ? __lock_is_held+0xb5/0x140
[  242.133411]  __alloc_pages_nodemask+0xa80/0xde0
[  242.138067]  ? zap_class+0x640/0x640
[  242.141786]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  242.146793]  ? find_held_lock+0x36/0x1c0
[  242.150846]  ? ____cache_alloc_node+0x1c7/0x1e0
[  242.155508]  ? lock_downgrade+0x900/0x900
[  242.159647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.165181]  cache_grow_begin+0xa5/0x8c0
[  242.169435]  ? do_raw_spin_unlock+0xa7/0x330
[  242.173841]  fallback_alloc+0x204/0x2e0
[  242.177804]  ____cache_alloc_node+0x1c7/0x1e0
[  242.182298]  kmem_cache_alloc_node+0xe3/0x730
[  242.186794]  ? ipv6_get_ifaddr+0x42e/0x620
[  242.191021]  __alloc_skb+0x119/0x770
[  242.194719]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.199985]  ? netdev_alloc_frag+0x1f0/0x1f0
[  242.204376]  ? lock_downgrade+0x900/0x900
[  242.208513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.214035]  ? refcount_sub_and_test_checked+0x203/0x310
[  242.219473]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  242.224912]  ? addrconf_rs_timer+0x690/0x690
[  242.229313]  ndisc_alloc_skb+0x144/0x340
[  242.233363]  ndisc_send_rs+0x331/0x6e0
[  242.237239]  addrconf_rs_timer+0x314/0x690
[  242.241472]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.245702]  call_timer_fn+0x272/0x920
[  242.249576]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.253804]  ? process_timeout+0x40/0x40
[  242.257866]  ? __run_timers+0x7da/0xc70
[  242.261830]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.266308]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.270788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.275008]  ? lockdep_hardirqs_on+0x296/0x5b0
[  242.279577]  ? trace_hardirqs_on+0xbd/0x310
[  242.283890]  ? kasan_check_read+0x11/0x20
[  242.288022]  ? __run_timers+0x7da/0xc70
[  242.291983]  ? trace_hardirqs_off_caller+0x310/0x310
[  242.297075]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.301298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.305515]  __run_timers+0x7e5/0xc70
[  242.309311]  ? timer_fixup_init+0x70/0x70
[  242.313445]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.318465]  ? zap_class+0x640/0x640
[  242.322186]  ? enqueue_hrtimer+0x1a5/0x560
[  242.326411]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  242.331590]  ? find_held_lock+0x36/0x1c0
[  242.335791]  ? zap_class+0x640/0x640
[  242.339499]  ? pvclock_read_flags+0x160/0x160
[  242.343981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.349506]  ? check_preemption_disabled+0x48/0x280
[  242.354517]  ? __lock_is_held+0xb5/0x140
[  242.358566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.364092]  ? check_preemption_disabled+0x48/0x280
[  242.369101]  run_timer_softirq+0x52/0xb0
[  242.373240]  ? rcu_read_lock_sched_held+0x14f/0x180
[  242.378243]  __do_softirq+0x308/0xb7e
[  242.382038]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  242.386517]  ? lock_downgrade+0x900/0x900
[  242.390670]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  242.395765]  ? pvclock_read_flags+0x160/0x160
[  242.400253]  ? lapic_next_event+0x5a/0x90
[  242.404390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.409918]  ? kvm_clock_read+0x18/0x30
[  242.413879]  ? kvm_sched_clock_read+0x9/0x20
[  242.418276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.423795]  ? check_preemption_disabled+0x48/0x280
[  242.428800]  irq_exit+0x17f/0x1c0
[  242.432249]  smp_apic_timer_interrupt+0x1cb/0x760
[  242.437077]  ? smp_reschedule_interrupt+0x109/0x650
[  242.442209]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.448077]  ? interrupt_entry+0xb5/0xc0
[  242.452126]  ? trace_hardirqs_off_caller+0xbb/0x310
[  242.457125]  ? trace_hardirqs_off_caller+0xbb/0x310
[  242.462127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.466973]  ? trace_hardirqs_on_caller+0x310/0x310
[  242.471971]  ? trace_hardirqs_on_caller+0x310/0x310
[  242.476976]  ? task_prio+0x50/0x50
[  242.480506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.486138]  ? check_preemption_disabled+0x48/0x280
[  242.491146]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.495989]  apic_timer_interrupt+0xf/0x20
[  242.500205]  </IRQ>
[  242.502435] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  242.508312] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  242.527304] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  242.535023] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  242.542276] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  242.549531] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  242.556784] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  242.564039] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  242.571315]  ? save_stack+0xa9/0xd0
[  242.574934]  __kmalloc_node_track_caller+0x3c/0x70
[  242.579859]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  242.584620]  pskb_expand_head+0x230/0x10f0
[  242.588845]  ? check_preemption_disabled+0x48/0x280
[  242.593852]  ? memcpy+0x45/0x50
[  242.597121]  ? __copy_skb_header+0x350/0x6b0
[  242.601517]  ? skb_release_data+0x880/0x880
[  242.605824]  ? __alloc_skb+0x770/0x770
[  242.609708]  ? __lock_is_held+0xb5/0x140
[  242.613759]  ? kasan_check_write+0x14/0x20
[  242.617982]  ? __skb_clone+0x6c7/0xa00
[  242.621860]  ? __copy_skb_header+0x6b0/0x6b0
[  242.626255]  ? kmem_cache_alloc+0x33a/0x730
[  242.630582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.636108]  skb_ensure_writable+0x3dd/0x640
[  242.640507]  ? skb_checksum_setup+0xaa0/0xaa0
[  242.644988]  ? preempt_notifier_register+0x200/0x200
[  242.650073]  ? __switch_to_asm+0x34/0x70
[  242.654126]  ? __switch_to_asm+0x34/0x70
[  242.658171]  ? __switch_to_asm+0x40/0x70
[  242.662230]  ? __switch_to_asm+0x34/0x70
[  242.666277]  ? __switch_to_asm+0x40/0x70
[  242.670321]  ? __switch_to_asm+0x40/0x70
[  242.674363]  ? __switch_to_asm+0x34/0x70
[  242.678407]  ? __switch_to_asm+0x34/0x70
[  242.682451]  ? __switch_to_asm+0x40/0x70
[  242.686495]  ? __switch_to_asm+0x34/0x70
[  242.690547]  bpf_clone_redirect+0x14a/0x490
[  242.694878]  bpf_prog_210052181be91187+0x25d/0x1000
[  242.699882]  ? __sched_text_start+0x8/0x8
[  242.704025]  ? retint_kernel+0x2d/0x2d
[  242.707899]  ? trace_hardirqs_on_caller+0xc0/0x310
[  242.712842]  ? find_held_lock+0x36/0x1c0
[  242.716896]  ? lock_acquire+0x1ed/0x520
[  242.720856]  ? bpf_test_run+0x3cb/0x780
[  242.724817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.730360]  ? check_preemption_disabled+0x48/0x280
[  242.735367]  ? kasan_check_read+0x11/0x20
[  242.739501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.744762]  ? rcu_softirq_qs+0x20/0x20
[  242.748724]  ? preempt_schedule+0x4d/0x60
[  242.752861]  ? ___preempt_schedule+0x16/0x18
[  242.757262]  ? bpf_test_run+0x25d/0x780
[  242.761234]  ? netlink_diag_dump+0x2a0/0x2a0
[  242.765630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.771153]  ? bpf_test_init.isra.10+0x70/0x100
[  242.775811]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  242.780571]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  242.785398]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  242.790923]  ? fput+0x130/0x1a0
[  242.794189]  ? __bpf_prog_get+0x9b/0x290
[  242.798238]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  242.803065]  ? bpf_prog_test_run+0x130/0x1a0
[  242.807460]  ? __x64_sys_bpf+0x3d8/0x520
[  242.811506]  ? bpf_prog_get+0x20/0x20
[  242.815298]  ? do_syscall_64+0x142/0x820
[  242.819354]  ? do_syscall_64+0x157/0x820
[  242.823406]  ? do_syscall_64+0x1b9/0x820
[  242.827454]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  242.832813]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.837734]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.842570]  ? trace_hardirqs_on_caller+0x310/0x310
[  242.847636]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  242.852650]  ? prepare_exit_to_usermode+0x291/0x3b0
[  242.857669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.862501]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  242.867862] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  242.867866] warn_alloc_show_mem: 1 callbacks suppressed
[  242.867872] Mem-Info:
[  242.875127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  242.880478] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  242.880478]  active_file:14 inactive_file:13 isolated_file:0
[  242.880478]  unevictable:0 dirty:0 writeback:0 unstable:0
[  242.880478]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  242.880478]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  242.880478]  free:13753 free_pcp:301 free_cma:0
[  242.882846] Call Trace:
[  242.892217] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  242.925136]  <IRQ>
[  242.927691] Node 0 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
[  242.955552]  dump_stack+0x244/0x39d
[  242.957666] lowmem_reserve[]: 0 2818 6321 6321
[  242.983754]  ? dump_stack_print_info.cold.1+0x20/0x20
[  242.987347] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  242.991916]  warn_alloc.cold.116+0xb7/0x1bd
[  242.997064] lowmem_reserve[]: 0 0 3503 3503
[  243.024891]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  243.029178] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  243.033481]  ? lock_downgrade+0x900/0x900
[  243.038286] lowmem_reserve[]: 0 0 0 0
[  243.067329]  ? trace_hardirqs_off+0xb8/0x310
[  243.071443] 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
[  243.075238]  ? trace_hardirqs_off+0xb8/0x310
[  243.079624] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  243.093131]  __alloc_pages_slowpath+0x26e8/0x2e10
[  243.097503] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  243.113204]  ? warn_alloc+0x120/0x120
[  243.118000] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  243.132888]  ? print_usage_bug+0xc0/0xc0
[  243.136672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  243.145481]  ? warn_alloc+0x120/0x120
[  243.149509] 4367 total pagecache pages
[  243.158067]  ? warn_alloc+0x120/0x120
[  243.161838] 0 pages in swap cache
[  243.165701]  ? print_usage_bug+0xc0/0xc0
[  243.169698] Swap cache stats: add 0, delete 0, find 0/0
[  243.169705] Free swap  = 0kB
[  243.173144]  ? kvm_clock_read+0x18/0x30
[  243.177169] Total swap = 0kB
[  243.182596]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  243.185585] 1965979 pages RAM
[  243.189560]  ? print_usage_bug+0xc0/0xc0
[  243.192561] 0 pages HighMem/MovableOnly
[  243.197554]  ? __lock_acquire+0x62f/0x4c20
[  243.200622] 342853 pages reserved
[  243.200628] 0 pages cma reserved
[  243.204672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.208675] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.212826]  ? should_fail+0x22d/0xd01
[  243.212837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  243.212853]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.216322] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.219708]  ? __lock_acquire+0x62f/0x4c20
[  243.225210] syz-executor4 cpuset=syz4 mems_allowed=0
[  243.231697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.270722]  ? __lock_acquire+0x62f/0x4c20
[  243.274954]  ? should_fail+0x22d/0xd01
[  243.278825]  ? rcu_irq_exit+0x1a2/0x390
[  243.282807]  ? mark_held_locks+0x130/0x130
[  243.287034]  ? mark_held_locks+0x130/0x130
[  243.291272]  ? mark_held_locks+0xc7/0x130
[  243.295422]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  243.300426]  ? zap_class+0x640/0x640
[  243.304132]  ? print_usage_bug+0xc0/0xc0
[  243.308183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.313707]  ? check_preemption_disabled+0x48/0x280
[  243.318715]  ? __lock_is_held+0xb5/0x140
[  243.322768]  __alloc_pages_nodemask+0xa80/0xde0
[  243.327422]  ? zap_class+0x640/0x640
[  243.331126]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  243.336220]  ? find_held_lock+0x36/0x1c0
[  243.340277]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.344933]  ? lock_downgrade+0x900/0x900
[  243.349071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.354600]  cache_grow_begin+0xa5/0x8c0
[  243.358646]  ? do_raw_spin_unlock+0xa7/0x330
[  243.363042]  fallback_alloc+0x204/0x2e0
[  243.367025]  ____cache_alloc_node+0x1c7/0x1e0
[  243.371516]  kmem_cache_alloc_node+0xe3/0x730
[  243.376000]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.380233]  __alloc_skb+0x119/0x770
[  243.383936]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  243.389200]  ? netdev_alloc_frag+0x1f0/0x1f0
[  243.393593]  ? lock_downgrade+0x900/0x900
[  243.397733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.403278]  ? refcount_sub_and_test_checked+0x203/0x310
[  243.408721]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  243.414160]  ? addrconf_rs_timer+0x690/0x690
[  243.418563]  ndisc_alloc_skb+0x144/0x340
[  243.422618]  ndisc_send_rs+0x331/0x6e0
[  243.426503]  addrconf_rs_timer+0x314/0x690
[  243.430727]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.434958]  call_timer_fn+0x272/0x920
[  243.438852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.443074]  ? process_timeout+0x40/0x40
[  243.447126]  ? mark_held_locks+0xc7/0x130
[  243.451278]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.455758]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.460241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.464464]  ? lockdep_hardirqs_on+0x296/0x5b0
[  243.469035]  ? trace_hardirqs_on+0xbd/0x310
[  243.473345]  ? kasan_check_read+0x11/0x20
[  243.477480]  ? __run_timers+0x7da/0xc70
[  243.481462]  ? trace_hardirqs_off_caller+0x310/0x310
[  243.486565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.490789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.495008]  __run_timers+0x7e5/0xc70
[  243.498801]  ? timer_fixup_init+0x70/0x70
[  243.502935]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.507937]  ? zap_class+0x640/0x640
[  243.511644]  ? print_usage_bug+0xc0/0xc0
[  243.515693]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  243.520871]  ? find_held_lock+0x36/0x1c0
[  243.524921]  ? zap_class+0x640/0x640
[  243.528625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.534150]  ? check_preemption_disabled+0x48/0x280
[  243.539158]  ? __lock_is_held+0xb5/0x140
[  243.543215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.548737]  ? check_preemption_disabled+0x48/0x280
[  243.553745]  run_timer_softirq+0x52/0xb0
[  243.557795]  ? rcu_read_lock_sched_held+0x14f/0x180
[  243.562800]  __do_softirq+0x308/0xb7e
[  243.566590]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  243.571070]  ? lock_downgrade+0x900/0x900
[  243.575209]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  243.580306]  ? pvclock_read_flags+0x160/0x160
[  243.584790]  ? lapic_next_event+0x5a/0x90
[  243.588924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.594452]  ? kvm_clock_read+0x18/0x30
[  243.598412]  ? kvm_sched_clock_read+0x9/0x20
[  243.602813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.608338]  ? check_preemption_disabled+0x48/0x280
[  243.613346]  irq_exit+0x17f/0x1c0
[  243.616790]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.621616]  ? smp_reschedule_interrupt+0x109/0x650
[  243.626704]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.632573]  ? interrupt_entry+0xb5/0xc0
[  243.636622]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.641629]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.646648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.651490]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.656499]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.661505]  ? task_prio+0x50/0x50
[  243.665030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.670551]  ? check_preemption_disabled+0x48/0x280
[  243.675555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.680388]  apic_timer_interrupt+0xf/0x20
[  243.684617]  </IRQ>
[  243.686841] RIP: 0010:console_unlock+0x102f/0x1190
[  243.691757] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  243.710644] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  243.718337] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  243.725591] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  243.732854] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  243.740216] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  243.747475] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  243.754736]  ? netconsole_netdev_event+0x280/0x280
[  243.759663]  ? console_unlock+0x1026/0x1190
[  243.763990]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  243.768645]  ? vprintk_emit+0x846/0x990
[  243.772605]  ? lock_release+0xa00/0xa00
[  243.776566]  ? trace_hardirqs_on+0x70/0x310
[  243.780870]  ? vprintk_default+0x28/0x30
[  243.784916]  ? trace_hardirqs_off_caller+0x310/0x310
[  243.790005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.795625]  vprintk_emit+0x391/0x990
[  243.799412]  ? wake_up_klogd+0x180/0x180
[  243.803461]  ? find_held_lock+0x11/0x1c0
[  243.807525]  ? mark_held_locks+0xc7/0x130
[  243.811660]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.816139]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.820636]  vprintk_default+0x28/0x30
[  243.824522]  vprintk_func+0x7e/0x181
[  243.828225]  printk+0xa7/0xcf
[  243.831329]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  243.836072]  ? _raw_spin_unlock_irq+0x60/0x80
[  243.840567]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  243.845835]  dump_header+0x7cc/0xf72
[  243.849541]  ? pagefault_out_of_memory+0x197/0x197
[  243.854497]  ? percpu_ref_get_many+0x240/0x240
[  243.859074]  ? zap_class+0x640/0x640
[  243.862779]  ? print_usage_bug+0xc0/0xc0
[  243.866843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.872368]  ? find_held_lock+0x36/0x1c0
[  243.876424]  ? mark_held_locks+0xc7/0x130
[  243.880562]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  243.885650]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  243.890740]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  243.895310]  ? trace_hardirqs_on+0xbd/0x310
[  243.899614]  ? kasan_check_read+0x11/0x20
[  243.903749]  ? ___ratelimit+0x3b4/0x672
[  243.907713]  ? trace_hardirqs_off_caller+0x310/0x310
[  243.912818]  ? trace_hardirqs_on+0x310/0x310
[  243.917217]  ? lock_downgrade+0x900/0x900
[  243.921440]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  243.926549]  ? ___ratelimit+0x3b9/0x672
[  243.930509]  ? idr_get_free+0xf70/0xf70
[  243.934471]  ? find_held_lock+0x36/0x1c0
[  243.938525]  oom_kill_process.cold.27+0x10/0x903
[  243.943266]  ? zap_class+0x640/0x640
[  243.946966]  ? check_preemption_disabled+0x48/0x280
[  243.951969]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  243.956882]  ? kasan_check_read+0x11/0x20
[  243.961021]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  243.966285]  ? oom_evaluate_task+0x540/0x540
[  243.970683]  ? find_held_lock+0x36/0x1c0
[  243.974737]  ? out_of_memory+0x974/0x1430
[  243.978873]  ? lock_downgrade+0x900/0x900
[  243.983005]  ? check_preemption_disabled+0x48/0x280
[  243.988013]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  243.992926]  ? kasan_check_read+0x11/0x20
[  243.997058]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  244.002321]  ? rcu_softirq_qs+0x20/0x20
[  244.006287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.011808]  ? oom_evaluate_task+0x302/0x540
[  244.016213]  out_of_memory+0xa84/0x1430
[  244.020181]  ? oom_killer_disable+0x3a0/0x3a0
[  244.024682]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  244.029599]  ? __ww_mutex_check_waiters+0x160/0x160
[  244.034612]  __alloc_pages_slowpath+0x2354/0x2e10
[  244.039455]  ? do_raw_spin_trylock+0x270/0x270
[  244.044044]  ? warn_alloc+0x120/0x120
[  244.047843]  ? debug_check_no_obj_freed+0x305/0x58d
[  244.052844]  ? drain_local_pages_wq+0x40/0x40
[  244.057326]  ? __lock_acquire+0x62f/0x4c20
[  244.061547]  ? trace_hardirqs_on+0x310/0x310
[  244.065948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.071472]  ? should_fail+0x22d/0xd01
[  244.075345]  ? mark_held_locks+0x130/0x130
[  244.079567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.084658]  ? zap_class+0x640/0x640
[  244.088454]  ? trace_hardirqs_on+0x310/0x310
[  244.092852]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  244.098381]  ? __lock_is_held+0xb5/0x140
[  244.102456]  ? lock_release+0xa00/0xa00
[  244.106426]  ? perf_trace_sched_process_exec+0x860/0x860
[  244.111900]  ? __might_sleep+0x95/0x190
[  244.115864]  __alloc_pages_nodemask+0xa80/0xde0
[  244.120523]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  244.125532]  ? lock_downgrade+0x900/0x900
[  244.129666]  ? check_preemption_disabled+0x48/0x280
[  244.134755]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  244.139679]  ? kasan_check_read+0x11/0x20
[  244.143815]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  244.149082]  ? unwind_dump+0x190/0x190
[  244.152966]  ? is_bpf_text_address+0xd3/0x170
[  244.157457]  ? kernel_text_address+0x79/0xf0
[  244.161852]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  244.167379]  alloc_pages_current+0x173/0x350
[  244.171780]  depot_save_stack+0x3f1/0x470
[  244.175921]  save_stack+0xa9/0xd0
[  244.179454]  ? save_stack+0x43/0xd0
[  244.183081]  ? kasan_kmalloc+0xc7/0xe0
[  244.186956]  ? kasan_slab_alloc+0x12/0x20
[  244.191088]  ? kmem_cache_alloc_node+0x131/0x730
[  244.195827]  ? __alloc_skb+0x119/0x770
[  244.199698]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  244.204445]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  244.209553]  ? rtmsg_ifinfo+0x8c/0xa0
[  244.213349]  ? dev_close_many+0x3be/0x860
[  244.217483]  ? rollback_registered_many+0x543/0x1250
[  244.222569]  ? rollback_registered+0x1e9/0x420
[  244.227140]  ? unregister_netdevice_queue+0x321/0x5e0
[  244.232320]  ? __tun_detach+0x11b8/0x15c0
[  244.236457]  ? tun_chr_close+0xe3/0x180
[  244.240417]  ? __fput+0x385/0xa30
[  244.243891]  ? ____fput+0x15/0x20
[  244.247331]  ? task_work_run+0x1e8/0x2a0
[  244.251377]  ? do_exit+0x1ad6/0x26d0
[  244.255075]  ? do_group_exit+0x177/0x440
[  244.259129]  ? get_signal+0x8b0/0x1980
[  244.262999]  ? do_signal+0x9c/0x21c0
[  244.266696]  ? exit_to_usermode_loop+0x2e5/0x380
[  244.271440]  ? do_syscall_64+0x6be/0x820
[  244.275510]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.280860]  ? lock_downgrade+0x900/0x900
[  244.284999]  ? quarantine_reduce+0x163/0x1a0
[  244.289392]  ? trace_hardirqs_off_caller+0x310/0x310
[  244.294479]  ? ___cache_free+0x2e/0x380
[  244.298457]  ? quarantine_reduce+0x189/0x1a0
[  244.302852]  ? kasan_unpoison_shadow+0x35/0x50
[  244.307430]  kasan_kmalloc+0xc7/0xe0
[  244.311151]  kasan_slab_alloc+0x12/0x20
[  244.315115]  kmem_cache_alloc_node+0x131/0x730
[  244.319700]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  244.324619]  __alloc_skb+0x119/0x770
[  244.328326]  ? netdev_alloc_frag+0x1f0/0x1f0
[  244.332722]  ? if_nlmsg_size+0x5d1/0xbb0
[  244.337290]  ? rtnetlink_put_metrics+0x690/0x690
[  244.342043]  ? sk_psock_stop_strp+0x120/0x120
[  244.346525]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  244.351539]  ? netif_tx_stop_all_queues+0xd9/0x110
[  244.356456]  rtmsg_ifinfo_build_skb+0x74/0x190
[  244.361030]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  244.365864]  rtmsg_ifinfo+0x8c/0xa0
[  244.369496]  dev_close_many+0x3be/0x860
[  244.373464]  ? dev_fill_metadata_dst+0x840/0x840
[  244.378205]  ? find_held_lock+0x36/0x1c0
[  244.382262]  ? __queue_work+0x671/0x1440
[  244.386312]  ? lock_downgrade+0x900/0x900
[  244.390448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.396087]  ? rtnl_is_locked+0xb5/0xf0
[  244.400045]  ? rtnl_trylock+0x20/0x20
[  244.403831]  ? do_raw_spin_unlock+0xa7/0x330
[  244.408223]  ? do_raw_spin_trylock+0x270/0x270
[  244.412795]  rollback_registered_many+0x543/0x1250
[  244.417719]  ? generic_xdp_install+0x5a0/0x5a0
[  244.422315]  ? flush_rcu_work+0x90/0x90
[  244.426275]  ? zap_class+0x640/0x640
[  244.429980]  ? print_usage_bug+0xc0/0xc0
[  244.434027]  ? print_usage_bug+0xc0/0xc0
[  244.438078]  ? zap_class+0x640/0x640
[  244.441778]  ? print_usage_bug+0xc0/0xc0
[  244.445830]  ? find_held_lock+0x36/0x1c0
[  244.449887]  ? mark_held_locks+0xc7/0x130
[  244.454030]  rollback_registered+0x1e9/0x420
[  244.458561]  ? lockdep_hardirqs_on+0x321/0x5b0
[  244.463135]  ? rollback_registered_many+0x1250/0x1250
[  244.468326]  ? trace_hardirqs_on+0xbd/0x310
[  244.472637]  ? linkwatch_schedule_work+0x150/0x170
[  244.477560]  ? trace_hardirqs_off_caller+0x310/0x310
[  244.482652]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.488178]  ? rtnl_is_locked+0xb5/0xf0
[  244.492138]  ? rtnl_trylock+0x20/0x20
[  244.495930]  ? queue_delayed_work_on+0x130/0x1f0
[  244.500681]  unregister_netdevice_queue+0x321/0x5e0
[  244.505684]  ? rollback_registered+0x420/0x420
[  244.510253]  ? linkwatch_schedule_work+0x170/0x170
[  244.515175]  ? tun_setup+0x2d0/0x2d0
[  244.518880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.524412]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  244.529848]  ? __tun_detach+0x6ba/0x15c0
[  244.533901]  __tun_detach+0x11b8/0x15c0
[  244.537859]  ? __call_rcu.constprop.55+0x3ea/0x950
[  244.542777]  ? __call_rcu.constprop.55+0x3ea/0x950
[  244.547698]  ? tun_attach+0x1900/0x1900
[  244.551662]  ? trace_hardirqs_off_caller+0x310/0x310
[  244.556766]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.562297]  ? check_preemption_disabled+0x48/0x280
[  244.567299]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  244.571895]  ? zap_class+0x640/0x640
[  244.575599]  ? fsnotify+0x4e5/0xf20
[  244.579214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.584736]  ? locks_remove_file+0x3c6/0x5c0
[  244.589130]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  244.594655]  ? ima_file_free+0x132/0x650
[  244.598705]  ? __lock_is_held+0xb5/0x140
[  244.602754]  ? __tun_detach+0x15c0/0x15c0
[  244.606893]  ? __tun_detach+0x15c0/0x15c0
[  244.611027]  tun_chr_close+0xe3/0x180
[  244.614819]  __fput+0x385/0xa30
[  244.618093]  ? get_max_files+0x20/0x20
[  244.621971]  ? perf_trace_sched_process_exec+0x860/0x860
[  244.627420]  ____fput+0x15/0x20
[  244.630694]  task_work_run+0x1e8/0x2a0
[  244.634569]  ? task_work_cancel+0x240/0x240
[  244.638877]  ? switch_task_namespaces+0xb8/0xd0
[  244.643541]  do_exit+0x1ad6/0x26d0
[  244.647075]  ? mm_update_next_owner+0x990/0x990
[  244.651728]  ? print_usage_bug+0xc0/0xc0
[  244.655774]  ? find_held_lock+0x36/0x1c0
[  244.659829]  ? mark_held_locks+0x130/0x130
[  244.664053]  ? __lock_acquire+0x62f/0x4c20
[  244.668271]  ? pipe_wait+0x266/0x2c0
[  244.671979]  ? lock_release+0xa00/0xa00
[  244.675948]  ? mark_held_locks+0x130/0x130
[  244.680177]  ? __mutex_lock+0x85e/0x16f0
[  244.684227]  ? __switch_to_asm+0x40/0x70
[  244.688284]  ? pipe_wait+0x266/0x2c0
[  244.691981]  ? __switch_to_asm+0x34/0x70
[  244.696030]  ? __switch_to_asm+0x40/0x70
[  244.700079]  ? mutex_trylock+0x2b0/0x2b0
[  244.704136]  ? zap_class+0x640/0x640
[  244.707853]  ? zap_class+0x640/0x640
[  244.711551]  ? find_held_lock+0x36/0x1c0
[  244.715604]  ? memset+0x31/0x40
[  244.718872]  ? find_held_lock+0x36/0x1c0
[  244.722929]  ? get_signal+0x95b/0x1980
[  244.726800]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.731276]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.735760]  do_group_exit+0x177/0x440
[  244.739633]  ? trace_hardirqs_off_caller+0x310/0x310
[  244.744722]  ? __ia32_sys_exit+0x50/0x50
[  244.748776]  get_signal+0x8b0/0x1980
[  244.752482]  ? ptrace_notify+0x130/0x130
[  244.756545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.762075]  ? pipe_read+0x702/0x940
[  244.765885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.771419]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.776949]  ? __vfs_read+0x11f/0x9b0
[  244.780829]  do_signal+0x9c/0x21c0
[  244.784354]  ? fsnotify+0xf20/0xf20
[  244.787980]  ? setup_sigcontext+0x7d0/0x7d0
[  244.792291]  ? exit_to_usermode_loop+0x8c/0x380
[  244.796944]  ? exit_to_usermode_loop+0x8c/0x380
[  244.801599]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  244.806170]  ? trace_hardirqs_on+0xbd/0x310
[  244.810481]  ? do_syscall_64+0x6be/0x820
[  244.814532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.820059]  exit_to_usermode_loop+0x2e5/0x380
[  244.824631]  ? __bpf_trace_sys_exit+0x30/0x30
[  244.829119]  do_syscall_64+0x6be/0x820
[  244.832993]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  244.838346]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.843266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.848225]  ? trace_hardirqs_on_caller+0x310/0x310
[  244.853235]  ? prepare_exit_to_usermode+0x291/0x3b0
[  244.858242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.863074]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.868246] RIP: 0033:0x410fa0
[  244.871449] Code: Bad RIP value.
[  244.874799] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  244.882489] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  244.889742] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  244.896998] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  244.904339] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  244.911611] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  244.918969] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  244.919044] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.926227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.926231] Call Trace:
[  244.926236]  <IRQ>
[  244.926249]  dump_stack+0x244/0x39d
[  244.926264]  ? dump_stack_print_info.cold.1+0x20/0x20
[  244.932782] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.942060]  warn_alloc.cold.116+0xb7/0x1bd
[  244.944697] syz-executor5 cpuset=syz5 mems_allowed=0
[  244.946824]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.980229]  ? lock_downgrade+0x900/0x900
[  244.984370]  ? trace_hardirqs_off+0xb8/0x310
[  244.988765]  ? trace_hardirqs_off+0xb8/0x310
[  244.993181]  __alloc_pages_slowpath+0x26e8/0x2e10
[  244.998028]  ? warn_alloc+0x120/0x120
[  245.001840]  ? print_usage_bug+0xc0/0xc0
[  245.005887]  ? warn_alloc+0x120/0x120
[  245.009679]  ? warn_alloc+0x120/0x120
[  245.013467]  ? print_usage_bug+0xc0/0xc0
[  245.017516]  ? print_usage_bug+0xc0/0xc0
[  245.021564]  ? __lock_acquire+0x62f/0x4c20
[  245.025792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.031315]  ? should_fail+0x22d/0xd01
[  245.035196]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.040380]  ? __lock_acquire+0x62f/0x4c20
[  245.044606]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.049700]  ? __lock_acquire+0x62f/0x4c20
[  245.053934]  ? should_fail+0x22d/0xd01
[  245.057894]  ? find_held_lock+0x36/0x1c0
[  245.061948]  ? mark_held_locks+0x130/0x130
[  245.066181]  ? mark_held_locks+0x130/0x130
[  245.070403]  ? zap_class+0x640/0x640
[  245.074106]  ? zap_class+0x640/0x640
[  245.077807]  ? print_usage_bug+0xc0/0xc0
[  245.081854]  ? do_raw_spin_unlock+0xa7/0x330
[  245.086250]  ? zap_class+0x640/0x640
[  245.089951]  ? print_usage_bug+0xc0/0xc0
[  245.094007]  ? wq_watchdog_touch+0x9c/0xfe
[  245.098229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.103774]  ? check_preemption_disabled+0x48/0x280
[  245.108785]  ? __lock_is_held+0xb5/0x140
[  245.112835]  __alloc_pages_nodemask+0xa80/0xde0
[  245.117493]  ? zap_class+0x640/0x640
[  245.121198]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  245.126210]  ? find_held_lock+0x36/0x1c0
[  245.130262]  ? ____cache_alloc_node+0x1c7/0x1e0
[  245.134918]  ? lock_downgrade+0x900/0x900
[  245.139057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.144587]  cache_grow_begin+0xa5/0x8c0
[  245.148638]  ? do_raw_spin_unlock+0xa7/0x330
[  245.153037]  fallback_alloc+0x204/0x2e0
[  245.157003]  ____cache_alloc_node+0x1c7/0x1e0
[  245.161486]  kmem_cache_alloc_node+0xe3/0x730
[  245.165967]  ? ipv6_get_ifaddr+0x42e/0x620
[  245.170405]  __alloc_skb+0x119/0x770
[  245.174106]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.179375]  ? netdev_alloc_frag+0x1f0/0x1f0
[  245.183771]  ? lock_downgrade+0x900/0x900
[  245.187909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.193433]  ? refcount_sub_and_test_checked+0x203/0x310
[  245.198869]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  245.204300]  ? addrconf_rs_timer+0x690/0x690
[  245.208702]  ndisc_alloc_skb+0x144/0x340
[  245.212752]  ndisc_send_rs+0x331/0x6e0
[  245.216629]  addrconf_rs_timer+0x314/0x690
[  245.221010]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.225241]  call_timer_fn+0x272/0x920
[  245.229118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.233342]  ? process_timeout+0x40/0x40
[  245.237412]  ? __run_timers+0x7da/0xc70
[  245.241375]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.245870]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.250353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.254573]  ? lockdep_hardirqs_on+0x296/0x5b0
[  245.259156]  ? trace_hardirqs_on+0xbd/0x310
[  245.263462]  ? kasan_check_read+0x11/0x20
[  245.267602]  ? __run_timers+0x7da/0xc70
[  245.271655]  ? trace_hardirqs_off_caller+0x310/0x310
[  245.276750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.280991]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.285212]  __run_timers+0x7e5/0xc70
[  245.289004]  ? timer_fixup_init+0x70/0x70
[  245.293137]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.298138]  ? zap_class+0x640/0x640
[  245.301844]  ? enqueue_hrtimer+0x1a5/0x560
[  245.306068]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  245.311247]  ? find_held_lock+0x36/0x1c0
[  245.315298]  ? zap_class+0x640/0x640
[  245.319016]  ? pvclock_read_flags+0x160/0x160
[  245.323499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.329024]  ? check_preemption_disabled+0x48/0x280
[  245.334034]  ? __lock_is_held+0xb5/0x140
[  245.338085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.343616]  ? check_preemption_disabled+0x48/0x280
[  245.348621]  run_timer_softirq+0x52/0xb0
[  245.352671]  ? rcu_read_lock_sched_held+0x14f/0x180
[  245.357676]  __do_softirq+0x308/0xb7e
[  245.361470]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  245.365949]  ? lock_downgrade+0x900/0x900
[  245.370086]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  245.375179]  ? pvclock_read_flags+0x160/0x160
[  245.379667]  ? lapic_next_event+0x5a/0x90
[  245.383801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.389333]  ? kvm_clock_read+0x18/0x30
[  245.393295]  ? kvm_sched_clock_read+0x9/0x20
[  245.397695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.403221]  ? check_preemption_disabled+0x48/0x280
[  245.408228]  irq_exit+0x17f/0x1c0
[  245.411669]  smp_apic_timer_interrupt+0x1cb/0x760
[  245.416589]  ? smp_reschedule_interrupt+0x109/0x650
[  245.421673]  ? smp_call_function_single_interrupt+0x650/0x650
[  245.427541]  ? interrupt_entry+0xb5/0xc0
[  245.431595]  ? trace_hardirqs_off_caller+0xbb/0x310
[  245.436602]  ? trace_hardirqs_off_caller+0xbb/0x310
[  245.441628]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.446458]  ? trace_hardirqs_on_caller+0x310/0x310
[  245.451463]  ? trace_hardirqs_on_caller+0x310/0x310
[  245.456472]  ? task_prio+0x50/0x50
[  245.459999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.465526]  ? check_preemption_disabled+0x48/0x280
[  245.470531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.475367]  apic_timer_interrupt+0xf/0x20
[  245.479585]  </IRQ>
[  245.481810] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  245.487681] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  245.506564] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  245.514262] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  245.521515] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  245.529029] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  245.536282] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  245.543540] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  245.550816]  ? save_stack+0xa9/0xd0
[  245.554437]  __kmalloc_node_track_caller+0x3c/0x70
[  245.559352]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  245.564100]  pskb_expand_head+0x230/0x10f0
[  245.568323]  ? check_preemption_disabled+0x48/0x280
[  245.573331]  ? memcpy+0x45/0x50
[  245.576608]  ? __copy_skb_header+0x350/0x6b0
[  245.581001]  ? skb_release_data+0x880/0x880
[  245.585314]  ? __alloc_skb+0x770/0x770
[  245.589193]  ? __lock_is_held+0xb5/0x140
[  245.593245]  ? kasan_check_write+0x14/0x20
[  245.597464]  ? __skb_clone+0x6c7/0xa00
[  245.601342]  ? __copy_skb_header+0x6b0/0x6b0
[  245.605734]  ? kmem_cache_alloc+0x33a/0x730
[  245.610044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.615580]  skb_ensure_writable+0x3dd/0x640
[  245.619978]  ? skb_checksum_setup+0xaa0/0xaa0
[  245.624464]  ? preempt_notifier_register+0x200/0x200
[  245.629554]  ? __switch_to_asm+0x34/0x70
[  245.633610]  ? __switch_to_asm+0x34/0x70
[  245.637657]  ? __switch_to_asm+0x40/0x70
[  245.641702]  ? __switch_to_asm+0x34/0x70
[  245.645751]  ? __switch_to_asm+0x40/0x70
[  245.649814]  ? __switch_to_asm+0x40/0x70
[  245.653858]  ? __switch_to_asm+0x34/0x70
[  245.657905]  ? __switch_to_asm+0x34/0x70
[  245.661948]  ? __switch_to_asm+0x40/0x70
[  245.665990]  ? __switch_to_asm+0x34/0x70
[  245.670040]  bpf_clone_redirect+0x14a/0x490
[  245.674353]  bpf_prog_210052181be91187+0x25d/0x1000
[  245.679356]  ? __sched_text_start+0x8/0x8
[  245.683491]  ? retint_kernel+0x2d/0x2d
[  245.687380]  ? trace_hardirqs_on_caller+0xc0/0x310
[  245.692306]  ? find_held_lock+0x36/0x1c0
[  245.696358]  ? lock_acquire+0x1ed/0x520
[  245.700321]  ? bpf_test_run+0x3cb/0x780
[  245.704281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.709808]  ? check_preemption_disabled+0x48/0x280
[  245.714812]  ? kasan_check_read+0x11/0x20
[  245.718948]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.724208]  ? rcu_softirq_qs+0x20/0x20
[  245.728169]  ? preempt_schedule+0x4d/0x60
[  245.732308]  ? ___preempt_schedule+0x16/0x18
[  245.736709]  ? bpf_test_run+0x25d/0x780
[  245.740674]  ? netlink_diag_dump+0x2a0/0x2a0
[  245.745067]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.750589]  ? bpf_test_init.isra.10+0x70/0x100
[  245.755244]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  245.759990]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  245.764829]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  245.770350]  ? fput+0x130/0x1a0
[  245.773615]  ? __bpf_prog_get+0x9b/0x290
[  245.777667]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  245.782492]  ? bpf_prog_test_run+0x130/0x1a0
[  245.786901]  ? __x64_sys_bpf+0x3d8/0x520
[  245.790950]  ? bpf_prog_get+0x20/0x20
[  245.794744]  ? do_syscall_64+0x142/0x820
[  245.798790]  ? do_syscall_64+0x157/0x820
[  245.802841]  ? do_syscall_64+0x1b9/0x820
[  245.806886]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  245.812238]  ? syscall_return_slowpath+0x5e0/0x5e0
[  245.817149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.821976]  ? trace_hardirqs_on_caller+0x310/0x310
[  245.826988]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  245.831989]  ? prepare_exit_to_usermode+0x291/0x3b0
[  245.836994]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.841829]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  245.847193] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  245.847197] warn_alloc_show_mem: 1 callbacks suppressed
[  245.847202] Mem-Info:
[  245.854460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  245.859839] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  245.859839]  active_file:14 inactive_file:13 isolated_file:0
[  245.859839]  unevictable:0 dirty:0 writeback:0 unstable:0
[  245.859839]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  245.859839]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  245.859839]  free:13753 free_pcp:301 free_cma:0
[  245.862202] Call Trace:
[  245.871565] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  245.904482]  <IRQ>
[  245.907042] Node 0 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
[  245.934779]  dump_stack+0x244/0x39d
[  245.936892] lowmem_reserve[]: 0 2818 6321 6321
[  245.962981]  ? dump_stack_print_info.cold.1+0x20/0x20
[  245.966581] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  245.971153]  warn_alloc.cold.116+0xb7/0x1bd
[  245.976304] lowmem_reserve[]: 0 0 3503 3503
[  246.004137]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  246.008433] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  246.012752]  ? lock_downgrade+0x900/0x900
[  246.017553] lowmem_reserve[]: 0 0 0 0
[  246.046599]  ? trace_hardirqs_off+0xb8/0x310
[  246.050709] 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
[  246.054496]  ? trace_hardirqs_off+0xb8/0x310
[  246.058880] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  246.072388]  __alloc_pages_slowpath+0x26e8/0x2e10
[  246.076756] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  246.092467]  ? warn_alloc+0x120/0x120
[  246.097268] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  246.112153]  ? print_usage_bug+0xc0/0xc0
[  246.115923] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  246.124730]  ? warn_alloc+0x120/0x120
[  246.128760] 4367 total pagecache pages
[  246.137315]  ? warn_alloc+0x120/0x120
[  246.141091] 0 pages in swap cache
[  246.144956]  ? print_usage_bug+0xc0/0xc0
[  246.148723] Swap cache stats: add 0, delete 0, find 0/0
[  246.152151]  ? kvm_clock_read+0x18/0x30
[  246.156176] Free swap  = 0kB
[  246.161515]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  246.165461] Total swap = 0kB
[  246.165468] 1965979 pages RAM
[  246.168466]  ? print_usage_bug+0xc0/0xc0
[  246.173446] 0 pages HighMem/MovableOnly
[  246.173453] 342853 pages reserved
[  246.176452]  ? __lock_acquire+0x62f/0x4c20
[  246.179529] 0 pages cma reserved
[  246.183574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.187599] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  246.190942]  ? should_fail+0x22d/0xd01
[  246.190952]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.190968]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.195229] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  246.198511]  ? __lock_acquire+0x62f/0x4c20
[  246.204042] syz-executor4 cpuset=syz4 mems_allowed=0
[  246.210519]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.249544]  ? __lock_acquire+0x62f/0x4c20
[  246.253765]  ? should_fail+0x22d/0xd01
[  246.257636]  ? rcu_irq_exit+0x1a2/0x390
[  246.261605]  ? mark_held_locks+0x130/0x130
[  246.265831]  ? mark_held_locks+0x130/0x130
[  246.270054]  ? mark_held_locks+0xc7/0x130
[  246.274189]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  246.279194]  ? zap_class+0x640/0x640
[  246.282894]  ? print_usage_bug+0xc0/0xc0
[  246.286944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.292478]  ? check_preemption_disabled+0x48/0x280
[  246.297505]  ? __lock_is_held+0xb5/0x140
[  246.301555]  __alloc_pages_nodemask+0xa80/0xde0
[  246.306212]  ? zap_class+0x640/0x640
[  246.309918]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  246.314929]  ? find_held_lock+0x36/0x1c0
[  246.318986]  ? ____cache_alloc_node+0x1c7/0x1e0
[  246.323643]  ? lock_downgrade+0x900/0x900
[  246.327783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.333309]  cache_grow_begin+0xa5/0x8c0
[  246.337887]  ? do_raw_spin_unlock+0xa7/0x330
[  246.342289]  fallback_alloc+0x204/0x2e0
[  246.346262]  ____cache_alloc_node+0x1c7/0x1e0
[  246.350746]  kmem_cache_alloc_node+0xe3/0x730
[  246.355227]  ? ipv6_get_ifaddr+0x42e/0x620
[  246.359475]  __alloc_skb+0x119/0x770
[  246.363176]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.368441]  ? netdev_alloc_frag+0x1f0/0x1f0
[  246.372838]  ? lock_downgrade+0x900/0x900
[  246.376976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.382503]  ? refcount_sub_and_test_checked+0x203/0x310
[  246.388057]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  246.393500]  ? addrconf_rs_timer+0x690/0x690
[  246.397908]  ndisc_alloc_skb+0x144/0x340
[  246.401959]  ndisc_send_rs+0x331/0x6e0
[  246.405839]  addrconf_rs_timer+0x314/0x690
[  246.410079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.414311]  call_timer_fn+0x272/0x920
[  246.418187]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.422431]  ? process_timeout+0x40/0x40
[  246.426488]  ? mark_held_locks+0xc7/0x130
[  246.430624]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.435106]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.439591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.443813]  ? lockdep_hardirqs_on+0x296/0x5b0
[  246.448383]  ? trace_hardirqs_on+0xbd/0x310
[  246.452692]  ? kasan_check_read+0x11/0x20
[  246.456823]  ? __run_timers+0x7da/0xc70
[  246.460780]  ? trace_hardirqs_off_caller+0x310/0x310
[  246.465874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.470099]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.474319]  __run_timers+0x7e5/0xc70
[  246.478111]  ? timer_fixup_init+0x70/0x70
[  246.482252]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.487255]  ? zap_class+0x640/0x640
[  246.490959]  ? print_usage_bug+0xc0/0xc0
[  246.495011]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  246.500191]  ? find_held_lock+0x36/0x1c0
[  246.504245]  ? zap_class+0x640/0x640
[  246.508035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.513575]  ? check_preemption_disabled+0x48/0x280
[  246.518597]  ? __lock_is_held+0xb5/0x140
[  246.522646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.528180]  ? check_preemption_disabled+0x48/0x280
[  246.533185]  run_timer_softirq+0x52/0xb0
[  246.537238]  ? rcu_read_lock_sched_held+0x14f/0x180
[  246.542249]  __do_softirq+0x308/0xb7e
[  246.546045]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  246.550539]  ? lock_downgrade+0x900/0x900
[  246.554674]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  246.559781]  ? pvclock_read_flags+0x160/0x160
[  246.564264]  ? lapic_next_event+0x5a/0x90
[  246.568402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.573930]  ? kvm_clock_read+0x18/0x30
[  246.577890]  ? kvm_sched_clock_read+0x9/0x20
[  246.582286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.587808]  ? check_preemption_disabled+0x48/0x280
[  246.592817]  irq_exit+0x17f/0x1c0
[  246.596261]  smp_apic_timer_interrupt+0x1cb/0x760
[  246.601091]  ? smp_reschedule_interrupt+0x109/0x650
[  246.606100]  ? smp_call_function_single_interrupt+0x650/0x650
[  246.611975]  ? interrupt_entry+0xb5/0xc0
[  246.616034]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.621041]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.626048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.630876]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.635884]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.640888]  ? task_prio+0x50/0x50
[  246.644443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.649963]  ? check_preemption_disabled+0x48/0x280
[  246.654991]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.659823]  apic_timer_interrupt+0xf/0x20
[  246.664041]  </IRQ>
[  246.666268] RIP: 0010:console_unlock+0x102f/0x1190
[  246.671186] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  246.690075] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  246.697771] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  246.705024] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  246.712279] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  246.719535] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  246.726876] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  246.734138]  ? netconsole_netdev_event+0x280/0x280
[  246.739060]  ? console_unlock+0x1026/0x1190
[  246.743385]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  246.748035]  ? vprintk_emit+0x846/0x990
[  246.751996]  ? lock_release+0xa00/0xa00
[  246.755965]  ? trace_hardirqs_on+0x70/0x310
[  246.760274]  ? vprintk_default+0x28/0x30
[  246.764326]  ? trace_hardirqs_off_caller+0x310/0x310
[  246.769415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.774945]  vprintk_emit+0x391/0x990
[  246.778737]  ? wake_up_klogd+0x180/0x180
[  246.782788]  ? find_held_lock+0x11/0x1c0
[  246.786845]  ? mark_held_locks+0xc7/0x130
[  246.790983]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.795463]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.799945]  vprintk_default+0x28/0x30
[  246.803829]  vprintk_func+0x7e/0x181
[  246.807535]  printk+0xa7/0xcf
[  246.810630]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  246.815378]  ? _raw_spin_unlock_irq+0x60/0x80
[  246.819875]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  246.825146]  dump_header+0x7cc/0xf72
[  246.828854]  ? pagefault_out_of_memory+0x197/0x197
[  246.833779]  ? percpu_ref_get_many+0x240/0x240
[  246.838361]  ? zap_class+0x640/0x640
[  246.842081]  ? print_usage_bug+0xc0/0xc0
[  246.846134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.851660]  ? find_held_lock+0x36/0x1c0
[  246.855715]  ? mark_held_locks+0xc7/0x130
[  246.859851]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  246.864938]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  246.870032]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  246.874604]  ? trace_hardirqs_on+0xbd/0x310
[  246.878913]  ? kasan_check_read+0x11/0x20
[  246.883055]  ? ___ratelimit+0x3b4/0x672
[  246.887023]  ? trace_hardirqs_off_caller+0x310/0x310
[  246.892115]  ? trace_hardirqs_on+0x310/0x310
[  246.896509]  ? lock_downgrade+0x900/0x900
[  246.900645]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  246.905732]  ? ___ratelimit+0x3b9/0x672
[  246.909694]  ? idr_get_free+0xf70/0xf70
[  246.913653]  ? find_held_lock+0x36/0x1c0
[  246.917705]  oom_kill_process.cold.27+0x10/0x903
[  246.922449]  ? zap_class+0x640/0x640
[  246.926153]  ? check_preemption_disabled+0x48/0x280
[  246.931157]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  246.936076]  ? kasan_check_read+0x11/0x20
[  246.940214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.945481]  ? oom_evaluate_task+0x540/0x540
[  246.949880]  ? find_held_lock+0x36/0x1c0
[  246.953933]  ? out_of_memory+0x974/0x1430
[  246.958072]  ? lock_downgrade+0x900/0x900
[  246.962208]  ? check_preemption_disabled+0x48/0x280
[  246.967214]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  246.972130]  ? kasan_check_read+0x11/0x20
[  246.976267]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.981529]  ? rcu_softirq_qs+0x20/0x20
[  246.985494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.991015]  ? oom_evaluate_task+0x302/0x540
[  246.995414]  out_of_memory+0xa84/0x1430
[  246.999380]  ? oom_killer_disable+0x3a0/0x3a0
[  247.003861]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  247.008782]  ? __ww_mutex_check_waiters+0x160/0x160
[  247.013791]  __alloc_pages_slowpath+0x2354/0x2e10
[  247.018629]  ? do_raw_spin_trylock+0x270/0x270
[  247.023216]  ? warn_alloc+0x120/0x120
[  247.027011]  ? debug_check_no_obj_freed+0x305/0x58d
[  247.032018]  ? drain_local_pages_wq+0x40/0x40
[  247.036501]  ? __lock_acquire+0x62f/0x4c20
[  247.040724]  ? trace_hardirqs_on+0x310/0x310
[  247.045124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.050646]  ? should_fail+0x22d/0xd01
[  247.054537]  ? mark_held_locks+0x130/0x130
[  247.058757]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.063849]  ? zap_class+0x640/0x640
[  247.067553]  ? trace_hardirqs_on+0x310/0x310
[  247.071955]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  247.077483]  ? __lock_is_held+0xb5/0x140
[  247.081540]  ? lock_release+0xa00/0xa00
[  247.085499]  ? perf_trace_sched_process_exec+0x860/0x860
[  247.090945]  ? __might_sleep+0x95/0x190
[  247.094908]  __alloc_pages_nodemask+0xa80/0xde0
[  247.099573]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  247.104574]  ? lock_downgrade+0x900/0x900
[  247.108710]  ? check_preemption_disabled+0x48/0x280
[  247.113731]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  247.118649]  ? kasan_check_read+0x11/0x20
[  247.122780]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  247.128045]  ? unwind_dump+0x190/0x190
[  247.131934]  ? is_bpf_text_address+0xd3/0x170
[  247.136420]  ? kernel_text_address+0x79/0xf0
[  247.140815]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  247.146343]  alloc_pages_current+0x173/0x350
[  247.150739]  depot_save_stack+0x3f1/0x470
[  247.154874]  save_stack+0xa9/0xd0
[  247.158314]  ? save_stack+0x43/0xd0
[  247.161935]  ? kasan_kmalloc+0xc7/0xe0
[  247.165818]  ? kasan_slab_alloc+0x12/0x20
[  247.170158]  ? kmem_cache_alloc_node+0x131/0x730
[  247.174904]  ? __alloc_skb+0x119/0x770
[  247.178782]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  247.183523]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  247.188534]  ? rtmsg_ifinfo+0x8c/0xa0
[  247.192324]  ? dev_close_many+0x3be/0x860
[  247.196458]  ? rollback_registered_many+0x543/0x1250
[  247.201545]  ? rollback_registered+0x1e9/0x420
[  247.206114]  ? unregister_netdevice_queue+0x321/0x5e0
[  247.211313]  ? __tun_detach+0x11b8/0x15c0
[  247.215445]  ? tun_chr_close+0xe3/0x180
[  247.219407]  ? __fput+0x385/0xa30
[  247.222846]  ? ____fput+0x15/0x20
[  247.226287]  ? task_work_run+0x1e8/0x2a0
[  247.230337]  ? do_exit+0x1ad6/0x26d0
[  247.234036]  ? do_group_exit+0x177/0x440
[  247.238081]  ? get_signal+0x8b0/0x1980
[  247.241955]  ? do_signal+0x9c/0x21c0
[  247.245658]  ? exit_to_usermode_loop+0x2e5/0x380
[  247.250400]  ? do_syscall_64+0x6be/0x820
[  247.254547]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.259991]  ? lock_downgrade+0x900/0x900
[  247.264123]  ? quarantine_reduce+0x163/0x1a0
[  247.268517]  ? trace_hardirqs_off_caller+0x310/0x310
[  247.273607]  ? ___cache_free+0x2e/0x380
[  247.277579]  ? quarantine_reduce+0x189/0x1a0
[  247.281992]  ? kasan_unpoison_shadow+0x35/0x50
[  247.286560]  kasan_kmalloc+0xc7/0xe0
[  247.290261]  kasan_slab_alloc+0x12/0x20
[  247.294218]  kmem_cache_alloc_node+0x131/0x730
[  247.298788]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  247.303710]  __alloc_skb+0x119/0x770
[  247.307413]  ? netdev_alloc_frag+0x1f0/0x1f0
[  247.311808]  ? if_nlmsg_size+0x5d1/0xbb0
[  247.315857]  ? rtnetlink_put_metrics+0x690/0x690
[  247.320608]  ? sk_psock_stop_strp+0x120/0x120
[  247.325090]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  247.330091]  ? netif_tx_stop_all_queues+0xd9/0x110
[  247.335012]  rtmsg_ifinfo_build_skb+0x74/0x190
[  247.339587]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  247.344425]  rtmsg_ifinfo+0x8c/0xa0
[  247.348039]  dev_close_many+0x3be/0x860
[  247.352020]  ? dev_fill_metadata_dst+0x840/0x840
[  247.356789]  ? find_held_lock+0x36/0x1c0
[  247.360854]  ? __queue_work+0x671/0x1440
[  247.364910]  ? lock_downgrade+0x900/0x900
[  247.369045]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.374567]  ? rtnl_is_locked+0xb5/0xf0
[  247.378531]  ? rtnl_trylock+0x20/0x20
[  247.382328]  ? do_raw_spin_unlock+0xa7/0x330
[  247.386730]  ? do_raw_spin_trylock+0x270/0x270
[  247.391303]  rollback_registered_many+0x543/0x1250
[  247.396223]  ? generic_xdp_install+0x5a0/0x5a0
[  247.400793]  ? flush_rcu_work+0x90/0x90
[  247.404755]  ? zap_class+0x640/0x640
[  247.408456]  ? print_usage_bug+0xc0/0xc0
[  247.412504]  ? print_usage_bug+0xc0/0xc0
[  247.416556]  ? zap_class+0x640/0x640
[  247.420257]  ? print_usage_bug+0xc0/0xc0
[  247.424305]  ? find_held_lock+0x36/0x1c0
[  247.428370]  ? mark_held_locks+0xc7/0x130
[  247.432518]  rollback_registered+0x1e9/0x420
[  247.436927]  ? lockdep_hardirqs_on+0x321/0x5b0
[  247.441494]  ? rollback_registered_many+0x1250/0x1250
[  247.446686]  ? trace_hardirqs_on+0xbd/0x310
[  247.450995]  ? linkwatch_schedule_work+0x150/0x170
[  247.455915]  ? trace_hardirqs_off_caller+0x310/0x310
[  247.461009]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.466530]  ? rtnl_is_locked+0xb5/0xf0
[  247.470492]  ? rtnl_trylock+0x20/0x20
[  247.474294]  ? queue_delayed_work_on+0x130/0x1f0
[  247.479042]  unregister_netdevice_queue+0x321/0x5e0
[  247.484043]  ? rollback_registered+0x420/0x420
[  247.488612]  ? linkwatch_schedule_work+0x170/0x170
[  247.493528]  ? tun_setup+0x2d0/0x2d0
[  247.497236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.502760]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  247.508107]  ? __tun_detach+0x6ba/0x15c0
[  247.512169]  __tun_detach+0x11b8/0x15c0
[  247.516136]  ? __call_rcu.constprop.55+0x3ea/0x950
[  247.521160]  ? __call_rcu.constprop.55+0x3ea/0x950
[  247.526096]  ? tun_attach+0x1900/0x1900
[  247.530058]  ? trace_hardirqs_off_caller+0x310/0x310
[  247.535156]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.540682]  ? check_preemption_disabled+0x48/0x280
[  247.545683]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  247.550259]  ? zap_class+0x640/0x640
[  247.553960]  ? fsnotify+0x4e5/0xf20
[  247.557577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.563099]  ? locks_remove_file+0x3c6/0x5c0
[  247.567525]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  247.573064]  ? ima_file_free+0x132/0x650
[  247.577138]  ? __lock_is_held+0xb5/0x140
[  247.581190]  ? __tun_detach+0x15c0/0x15c0
[  247.585328]  ? __tun_detach+0x15c0/0x15c0
[  247.589470]  tun_chr_close+0xe3/0x180
[  247.593257]  __fput+0x385/0xa30
[  247.596527]  ? get_max_files+0x20/0x20
[  247.600411]  ? perf_trace_sched_process_exec+0x860/0x860
[  247.605854]  ____fput+0x15/0x20
[  247.609121]  task_work_run+0x1e8/0x2a0
[  247.613003]  ? task_work_cancel+0x240/0x240
[  247.617314]  ? switch_task_namespaces+0xb8/0xd0
[  247.621976]  do_exit+0x1ad6/0x26d0
[  247.625509]  ? mm_update_next_owner+0x990/0x990
[  247.630164]  ? print_usage_bug+0xc0/0xc0
[  247.634213]  ? find_held_lock+0x36/0x1c0
[  247.638270]  ? mark_held_locks+0x130/0x130
[  247.642496]  ? __lock_acquire+0x62f/0x4c20
[  247.646716]  ? pipe_wait+0x266/0x2c0
[  247.650431]  ? lock_release+0xa00/0xa00
[  247.654396]  ? mark_held_locks+0x130/0x130
[  247.658623]  ? __mutex_lock+0x85e/0x16f0
[  247.662672]  ? __switch_to_asm+0x40/0x70
[  247.666719]  ? pipe_wait+0x266/0x2c0
[  247.670427]  ? __switch_to_asm+0x34/0x70
[  247.674477]  ? __switch_to_asm+0x40/0x70
[  247.678529]  ? mutex_trylock+0x2b0/0x2b0
[  247.682578]  ? zap_class+0x640/0x640
[  247.686289]  ? zap_class+0x640/0x640
[  247.689988]  ? find_held_lock+0x36/0x1c0
[  247.694043]  ? memset+0x31/0x40
[  247.697314]  ? find_held_lock+0x36/0x1c0
[  247.701366]  ? get_signal+0x95b/0x1980
[  247.705242]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.709724]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.714210]  do_group_exit+0x177/0x440
[  247.718121]  ? trace_hardirqs_off_caller+0x310/0x310
[  247.723218]  ? __ia32_sys_exit+0x50/0x50
[  247.727271]  get_signal+0x8b0/0x1980
[  247.730979]  ? ptrace_notify+0x130/0x130
[  247.735030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.740552]  ? pipe_read+0x702/0x940
[  247.744252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.749784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.755304]  ? __vfs_read+0x11f/0x9b0
[  247.759095]  do_signal+0x9c/0x21c0
[  247.762624]  ? fsnotify+0xf20/0xf20
[  247.766244]  ? setup_sigcontext+0x7d0/0x7d0
[  247.770556]  ? exit_to_usermode_loop+0x8c/0x380
[  247.775211]  ? exit_to_usermode_loop+0x8c/0x380
[  247.779871]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  247.784447]  ? trace_hardirqs_on+0xbd/0x310
[  247.788759]  ? do_syscall_64+0x6be/0x820
[  247.792812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.798343]  exit_to_usermode_loop+0x2e5/0x380
[  247.802912]  ? __bpf_trace_sys_exit+0x30/0x30
[  247.807401]  do_syscall_64+0x6be/0x820
[  247.811272]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  247.816623]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.821548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.826382]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.831386]  ? prepare_exit_to_usermode+0x291/0x3b0
[  247.836396]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.841230]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.846405] RIP: 0033:0x410fa0
[  247.849597] Code: Bad RIP value.
[  247.852948] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  247.860641] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  247.867894] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  247.875147] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  247.882400] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  247.889667] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  247.896940] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  247.897035] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.904218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.904222] Call Trace:
[  247.904226]  <IRQ>
[  247.904242]  dump_stack+0x244/0x39d
[  247.904258]  ? dump_stack_print_info.cold.1+0x20/0x20
[  247.910792] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.920064]  warn_alloc.cold.116+0xb7/0x1bd
[  247.922608] syz-executor5 cpuset=syz5 mems_allowed=0
[  247.924740]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.958164]  ? lock_downgrade+0x900/0x900
[  247.962319]  ? trace_hardirqs_off+0xb8/0x310
[  247.966719]  ? trace_hardirqs_off+0xb8/0x310
[  247.971119]  __alloc_pages_slowpath+0x26e8/0x2e10
[  247.975970]  ? warn_alloc+0x120/0x120
[  247.979757]  ? print_usage_bug+0xc0/0xc0
[  247.983803]  ? warn_alloc+0x120/0x120
[  247.987596]  ? warn_alloc+0x120/0x120
[  247.991387]  ? print_usage_bug+0xc0/0xc0
[  247.995437]  ? print_usage_bug+0xc0/0xc0
[  247.999485]  ? __lock_acquire+0x62f/0x4c20
[  248.003710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.009232]  ? should_fail+0x22d/0xd01
[  248.013112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.018222]  ? __lock_acquire+0x62f/0x4c20
[  248.022445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.027533]  ? __lock_acquire+0x62f/0x4c20
[  248.031752]  ? should_fail+0x22d/0xd01
[  248.035630]  ? mark_held_locks+0x130/0x130
[  248.039853]  ? mark_held_locks+0x130/0x130
[  248.044071]  ? zap_class+0x640/0x640
[  248.047811]  ? zap_class+0x640/0x640
[  248.051510]  ? print_usage_bug+0xc0/0xc0
[  248.055558]  ? wq_watchdog_touch+0x9c/0xfe
[  248.059790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.065328]  ? check_preemption_disabled+0x48/0x280
[  248.070364]  ? __lock_is_held+0xb5/0x140
[  248.074429]  __alloc_pages_nodemask+0xa80/0xde0
[  248.079077]  ? zap_class+0x640/0x640
[  248.082786]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  248.087802]  ? find_held_lock+0x36/0x1c0
[  248.091854]  ? ____cache_alloc_node+0x1c7/0x1e0
[  248.096511]  ? lock_downgrade+0x900/0x900
[  248.100651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.106176]  cache_grow_begin+0xa5/0x8c0
[  248.110220]  ? do_raw_spin_unlock+0xa7/0x330
[  248.114621]  fallback_alloc+0x204/0x2e0
[  248.118595]  ____cache_alloc_node+0x1c7/0x1e0
[  248.123086]  kmem_cache_alloc_node+0xe3/0x730
[  248.127568]  ? ipv6_get_ifaddr+0x42e/0x620
[  248.131798]  __alloc_skb+0x119/0x770
[  248.135500]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.140764]  ? netdev_alloc_frag+0x1f0/0x1f0
[  248.145162]  ? lock_downgrade+0x900/0x900
[  248.149313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.154853]  ? refcount_sub_and_test_checked+0x203/0x310
[  248.160294]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  248.165729]  ? addrconf_rs_timer+0x690/0x690
[  248.170135]  ndisc_alloc_skb+0x144/0x340
[  248.174184]  ndisc_send_rs+0x331/0x6e0
[  248.178062]  addrconf_rs_timer+0x314/0x690
[  248.182292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.186556]  call_timer_fn+0x272/0x920
[  248.190446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.194675]  ? process_timeout+0x40/0x40
[  248.198726]  ? __run_timers+0x7da/0xc70
[  248.202686]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.207166]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.211651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.215878]  ? lockdep_hardirqs_on+0x296/0x5b0
[  248.220462]  ? trace_hardirqs_on+0xbd/0x310
[  248.224766]  ? kasan_check_read+0x11/0x20
[  248.228997]  ? __run_timers+0x7da/0xc70
[  248.233045]  ? trace_hardirqs_off_caller+0x310/0x310
[  248.238150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.242368]  __run_timers+0x7e5/0xc70
[  248.246171]  ? timer_fixup_init+0x70/0x70
[  248.250307]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.255312]  ? zap_class+0x640/0x640
[  248.259020]  ? enqueue_hrtimer+0x1a5/0x560
[  248.263266]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  248.268463]  ? find_held_lock+0x36/0x1c0
[  248.272513]  ? zap_class+0x640/0x640
[  248.276216]  ? pvclock_read_flags+0x160/0x160
[  248.280700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.286221]  ? check_preemption_disabled+0x48/0x280
[  248.291228]  ? __lock_is_held+0xb5/0x140
[  248.295279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.300809]  ? check_preemption_disabled+0x48/0x280
[  248.305815]  run_timer_softirq+0x52/0xb0
[  248.309861]  ? rcu_read_lock_sched_held+0x14f/0x180
[  248.314881]  __do_softirq+0x308/0xb7e
[  248.318669]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  248.323149]  ? lock_downgrade+0x900/0x900
[  248.327287]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  248.332388]  ? pvclock_read_flags+0x160/0x160
[  248.336993]  ? lapic_next_event+0x5a/0x90
[  248.341129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.346656]  ? kvm_clock_read+0x18/0x30
[  248.350614]  ? kvm_sched_clock_read+0x9/0x20
[  248.355019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.360546]  ? check_preemption_disabled+0x48/0x280
[  248.365626]  irq_exit+0x17f/0x1c0
[  248.369073]  smp_apic_timer_interrupt+0x1cb/0x760
[  248.373900]  ? smp_reschedule_interrupt+0x109/0x650
[  248.378904]  ? smp_call_function_single_interrupt+0x650/0x650
[  248.384771]  ? interrupt_entry+0xb5/0xc0
[  248.388824]  ? trace_hardirqs_off_caller+0xbb/0x310
[  248.393825]  ? trace_hardirqs_off_caller+0xbb/0x310
[  248.398830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.403677]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.408677]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.413677]  ? task_prio+0x50/0x50
[  248.417205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.422729]  ? check_preemption_disabled+0x48/0x280
[  248.427732]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.432562]  apic_timer_interrupt+0xf/0x20
[  248.436778]  </IRQ>
[  248.439002] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  248.444874] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  248.463762] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  248.471453] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  248.478720] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  248.485971] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  248.493223] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  248.500488] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  248.507849]  ? save_stack+0xa9/0xd0
[  248.511566]  __kmalloc_node_track_caller+0x3c/0x70
[  248.516487]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  248.521233]  pskb_expand_head+0x230/0x10f0
[  248.525456]  ? check_preemption_disabled+0x48/0x280
[  248.530464]  ? memcpy+0x45/0x50
[  248.533729]  ? __copy_skb_header+0x350/0x6b0
[  248.538121]  ? skb_release_data+0x880/0x880
[  248.542427]  ? __alloc_skb+0x770/0x770
[  248.546308]  ? __lock_is_held+0xb5/0x140
[  248.550376]  ? kasan_check_write+0x14/0x20
[  248.554595]  ? __skb_clone+0x6c7/0xa00
[  248.558469]  ? __copy_skb_header+0x6b0/0x6b0
[  248.562862]  ? kmem_cache_alloc+0x33a/0x730
[  248.567171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.572710]  skb_ensure_writable+0x3dd/0x640
[  248.577114]  ? skb_checksum_setup+0xaa0/0xaa0
[  248.581597]  ? preempt_notifier_register+0x200/0x200
[  248.586682]  ? __switch_to_asm+0x34/0x70
[  248.590729]  ? __switch_to_asm+0x34/0x70
[  248.594776]  ? __switch_to_asm+0x40/0x70
[  248.598820]  ? __switch_to_asm+0x34/0x70
[  248.602865]  ? __switch_to_asm+0x40/0x70
[  248.606910]  ? __switch_to_asm+0x40/0x70
[  248.610955]  ? __switch_to_asm+0x34/0x70
[  248.615003]  ? __switch_to_asm+0x34/0x70
[  248.619053]  ? __switch_to_asm+0x40/0x70
[  248.623114]  ? __switch_to_asm+0x34/0x70
[  248.627166]  bpf_clone_redirect+0x14a/0x490
[  248.631481]  bpf_prog_210052181be91187+0x25d/0x1000
[  248.636487]  ? __sched_text_start+0x8/0x8
[  248.640630]  ? retint_kernel+0x2d/0x2d
[  248.644503]  ? trace_hardirqs_on_caller+0xc0/0x310
[  248.649424]  ? find_held_lock+0x36/0x1c0
[  248.653474]  ? lock_acquire+0x1ed/0x520
[  248.657435]  ? bpf_test_run+0x3cb/0x780
[  248.661396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.666920]  ? check_preemption_disabled+0x48/0x280
[  248.671927]  ? kasan_check_read+0x11/0x20
[  248.676059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.681324]  ? rcu_softirq_qs+0x20/0x20
[  248.685297]  ? preempt_schedule+0x4d/0x60
[  248.689430]  ? ___preempt_schedule+0x16/0x18
[  248.693830]  ? bpf_test_run+0x25d/0x780
[  248.697798]  ? netlink_diag_dump+0x2a0/0x2a0
[  248.702193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.707715]  ? bpf_test_init.isra.10+0x70/0x100
[  248.712372]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  248.717217]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  248.722048]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  248.727576]  ? fput+0x130/0x1a0
[  248.730845]  ? __bpf_prog_get+0x9b/0x290
[  248.734895]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  248.739720]  ? bpf_prog_test_run+0x130/0x1a0
[  248.744114]  ? __x64_sys_bpf+0x3d8/0x520
[  248.748165]  ? bpf_prog_get+0x20/0x20
[  248.751959]  ? do_syscall_64+0x142/0x820
[  248.756007]  ? do_syscall_64+0x157/0x820
[  248.760068]  ? do_syscall_64+0x1b9/0x820
[  248.764118]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  248.769466]  ? syscall_return_slowpath+0x5e0/0x5e0
[  248.774382]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.779224]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.784226]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  248.789229]  ? prepare_exit_to_usermode+0x291/0x3b0
[  248.794236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.799073]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  248.804433] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  248.804437] warn_alloc_show_mem: 1 callbacks suppressed
[  248.804442] Mem-Info:
[  248.811699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  248.817061] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  248.817061]  active_file:14 inactive_file:13 isolated_file:0
[  248.817061]  unevictable:0 dirty:0 writeback:0 unstable:0
[  248.817061]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  248.817061]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  248.817061]  free:13753 free_pcp:301 free_cma:0
[  248.819428] Call Trace:
[  248.828791] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  248.861717]  <IRQ>
[  248.864274] Node 0 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
[  248.892018]  dump_stack+0x244/0x39d
[  248.894135] lowmem_reserve[]: 0 2818 6321 6321
[  248.920225]  ? dump_stack_print_info.cold.1+0x20/0x20
[  248.923829] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  248.928405]  warn_alloc.cold.116+0xb7/0x1bd
[  248.933552] lowmem_reserve[]: 0 0 3503 3503
[  248.961469]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.965757] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  248.970066]  ? lock_downgrade+0x900/0x900
[  248.974872] lowmem_reserve[]: 0 0 0 0
[  249.003913]  ? trace_hardirqs_off+0xb8/0x310
[  249.008024] 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
[  249.011808]  ? trace_hardirqs_off+0xb8/0x310
[  249.016182] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  249.029710]  __alloc_pages_slowpath+0x26e8/0x2e10
[  249.034082] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  249.049775]  ? warn_alloc+0x120/0x120
[  249.054569] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  249.069468]  ? print_usage_bug+0xc0/0xc0
[  249.073241] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  249.082049]  ? warn_alloc+0x120/0x120
[  249.086074] 4367 total pagecache pages
[  249.094628]  ? warn_alloc+0x120/0x120
[  249.098401] 0 pages in swap cache
[  249.102265]  ? print_usage_bug+0xc0/0xc0
[  249.106140] Swap cache stats: add 0, delete 0, find 0/0
[  249.109572]  ? kvm_clock_read+0x18/0x30
[  249.113598] Free swap  = 0kB
[  249.118937]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  249.122875] Total swap = 0kB
[  249.125874]  ? print_usage_bug+0xc0/0xc0
[  249.130854] 1965979 pages RAM
[  249.133854]  ? __lock_acquire+0x62f/0x4c20
[  249.137877] 0 pages HighMem/MovableOnly
[  249.137883] 342853 pages reserved
[  249.140970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.145167] 0 pages cma reserved
[  249.149123]  ? should_fail+0x22d/0xd01
[  249.152601] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.158049]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.158064]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.161469] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.165262]  ? __lock_acquire+0x62f/0x4c20
[  249.171953] syz-executor4 cpuset=syz4 mems_allowed=0
[  249.177231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.207215]  ? __lock_acquire+0x62f/0x4c20
[  249.211436]  ? should_fail+0x22d/0xd01
[  249.215310]  ? rcu_irq_exit+0x1a2/0x390
[  249.219279]  ? mark_held_locks+0x130/0x130
[  249.223505]  ? mark_held_locks+0x130/0x130
[  249.227727]  ? mark_held_locks+0xc7/0x130
[  249.231864]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  249.236866]  ? zap_class+0x640/0x640
[  249.240565]  ? print_usage_bug+0xc0/0xc0
[  249.244618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.250143]  ? check_preemption_disabled+0x48/0x280
[  249.255153]  ? __lock_is_held+0xb5/0x140
[  249.259206]  __alloc_pages_nodemask+0xa80/0xde0
[  249.263864]  ? zap_class+0x640/0x640
[  249.267569]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  249.272582]  ? find_held_lock+0x36/0x1c0
[  249.276635]  ? ____cache_alloc_node+0x1c7/0x1e0
[  249.281293]  ? lock_downgrade+0x900/0x900
[  249.285433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.290962]  cache_grow_begin+0xa5/0x8c0
[  249.295031]  ? do_raw_spin_unlock+0xa7/0x330
[  249.299552]  fallback_alloc+0x204/0x2e0
[  249.303519]  ____cache_alloc_node+0x1c7/0x1e0
[  249.308006]  kmem_cache_alloc_node+0xe3/0x730
[  249.312490]  ? ipv6_get_ifaddr+0x42e/0x620
[  249.316717]  __alloc_skb+0x119/0x770
[  249.320418]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.325685]  ? netdev_alloc_frag+0x1f0/0x1f0
[  249.330079]  ? lock_downgrade+0x900/0x900
[  249.334217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.339744]  ? refcount_sub_and_test_checked+0x203/0x310
[  249.345181]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  249.350633]  ? addrconf_rs_timer+0x690/0x690
[  249.355040]  ndisc_alloc_skb+0x144/0x340
[  249.359090]  ndisc_send_rs+0x331/0x6e0
[  249.362977]  addrconf_rs_timer+0x314/0x690
[  249.367203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.371430]  call_timer_fn+0x272/0x920
[  249.375304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.379525]  ? process_timeout+0x40/0x40
[  249.383580]  ? mark_held_locks+0xc7/0x130
[  249.387717]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.392200]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.396680]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.400901]  ? lockdep_hardirqs_on+0x296/0x5b0
[  249.405474]  ? trace_hardirqs_on+0xbd/0x310
[  249.409783]  ? kasan_check_read+0x11/0x20
[  249.413917]  ? __run_timers+0x7da/0xc70
[  249.417877]  ? trace_hardirqs_off_caller+0x310/0x310
[  249.422975]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.427201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.431418]  __run_timers+0x7e5/0xc70
[  249.435208]  ? timer_fixup_init+0x70/0x70
[  249.439345]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.444349]  ? zap_class+0x640/0x640
[  249.448061]  ? print_usage_bug+0xc0/0xc0
[  249.452111]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  249.457295]  ? find_held_lock+0x36/0x1c0
[  249.461347]  ? zap_class+0x640/0x640
[  249.465051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.470575]  ? check_preemption_disabled+0x48/0x280
[  249.475586]  ? __lock_is_held+0xb5/0x140
[  249.479725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.485250]  ? check_preemption_disabled+0x48/0x280
[  249.490254]  run_timer_softirq+0x52/0xb0
[  249.494303]  ? rcu_read_lock_sched_held+0x14f/0x180
[  249.499305]  __do_softirq+0x308/0xb7e
[  249.503096]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  249.507576]  ? lock_downgrade+0x900/0x900
[  249.511721]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  249.516815]  ? pvclock_read_flags+0x160/0x160
[  249.521300]  ? lapic_next_event+0x5a/0x90
[  249.525435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.530971]  ? kvm_clock_read+0x18/0x30
[  249.534940]  ? kvm_sched_clock_read+0x9/0x20
[  249.539338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.544866]  ? check_preemption_disabled+0x48/0x280
[  249.549873]  irq_exit+0x17f/0x1c0
[  249.553316]  smp_apic_timer_interrupt+0x1cb/0x760
[  249.558143]  ? smp_reschedule_interrupt+0x109/0x650
[  249.563148]  ? smp_call_function_single_interrupt+0x650/0x650
[  249.569139]  ? interrupt_entry+0xb5/0xc0
[  249.573292]  ? trace_hardirqs_off_caller+0xbb/0x310
[  249.578292]  ? trace_hardirqs_off_caller+0xbb/0x310
[  249.583296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.588129]  ? trace_hardirqs_on_caller+0x310/0x310
[  249.593131]  ? trace_hardirqs_on_caller+0x310/0x310
[  249.598132]  ? task_prio+0x50/0x50
[  249.601658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.607185]  ? check_preemption_disabled+0x48/0x280
[  249.612200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.617036]  apic_timer_interrupt+0xf/0x20
[  249.621277]  </IRQ>
[  249.623514] RIP: 0010:console_unlock+0x102f/0x1190
[  249.628433] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  249.647318] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  249.655011] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  249.662265] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  249.669520] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  249.676773] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  249.684040] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  249.691304]  ? netconsole_netdev_event+0x280/0x280
[  249.696249]  ? console_unlock+0x1026/0x1190
[  249.700574]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  249.705229]  ? vprintk_emit+0x846/0x990
[  249.709194]  ? lock_release+0xa00/0xa00
[  249.713162]  ? trace_hardirqs_on+0x70/0x310
[  249.717474]  ? vprintk_default+0x28/0x30
[  249.721524]  ? trace_hardirqs_off_caller+0x310/0x310
[  249.726616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.732144]  vprintk_emit+0x391/0x990
[  249.735940]  ? wake_up_klogd+0x180/0x180
[  249.739992]  ? find_held_lock+0x11/0x1c0
[  249.744049]  ? mark_held_locks+0xc7/0x130
[  249.748184]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.752665]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.757156]  vprintk_default+0x28/0x30
[  249.761030]  vprintk_func+0x7e/0x181
[  249.764732]  printk+0xa7/0xcf
[  249.767825]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  249.772567]  ? _raw_spin_unlock_irq+0x60/0x80
[  249.777059]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  249.782325]  dump_header+0x7cc/0xf72
[  249.786044]  ? pagefault_out_of_memory+0x197/0x197
[  249.790968]  ? percpu_ref_get_many+0x240/0x240
[  249.795548]  ? zap_class+0x640/0x640
[  249.799249]  ? print_usage_bug+0xc0/0xc0
[  249.803304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.808830]  ? find_held_lock+0x36/0x1c0
[  249.812886]  ? mark_held_locks+0xc7/0x130
[  249.817026]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  249.822136]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  249.827226]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  249.831798]  ? trace_hardirqs_on+0xbd/0x310
[  249.836104]  ? kasan_check_read+0x11/0x20
[  249.840238]  ? ___ratelimit+0x3b4/0x672
[  249.844202]  ? trace_hardirqs_off_caller+0x310/0x310
[  249.849305]  ? trace_hardirqs_on+0x310/0x310
[  249.853705]  ? lock_downgrade+0x900/0x900
[  249.857842]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  249.862936]  ? ___ratelimit+0x3b9/0x672
[  249.866898]  ? idr_get_free+0xf70/0xf70
[  249.870979]  ? find_held_lock+0x36/0x1c0
[  249.875032]  oom_kill_process.cold.27+0x10/0x903
[  249.879771]  ? zap_class+0x640/0x640
[  249.883470]  ? check_preemption_disabled+0x48/0x280
[  249.888568]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  249.893483]  ? kasan_check_read+0x11/0x20
[  249.897628]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.902889]  ? oom_evaluate_task+0x540/0x540
[  249.907305]  ? find_held_lock+0x36/0x1c0
[  249.911363]  ? out_of_memory+0x974/0x1430
[  249.915499]  ? lock_downgrade+0x900/0x900
[  249.919630]  ? check_preemption_disabled+0x48/0x280
[  249.924635]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  249.929550]  ? kasan_check_read+0x11/0x20
[  249.933689]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.938953]  ? rcu_softirq_qs+0x20/0x20
[  249.942943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.948463]  ? oom_evaluate_task+0x302/0x540
[  249.952857]  out_of_memory+0xa84/0x1430
[  249.956840]  ? oom_killer_disable+0x3a0/0x3a0
[  249.961324]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  249.966262]  ? __ww_mutex_check_waiters+0x160/0x160
[  249.971273]  __alloc_pages_slowpath+0x2354/0x2e10
[  249.976200]  ? do_raw_spin_trylock+0x270/0x270
[  249.980788]  ? warn_alloc+0x120/0x120
[  249.984578]  ? debug_check_no_obj_freed+0x305/0x58d
[  249.989582]  ? drain_local_pages_wq+0x40/0x40
[  249.994066]  ? __lock_acquire+0x62f/0x4c20
[  249.998286]  ? trace_hardirqs_on+0x310/0x310
[  250.002692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.008217]  ? should_fail+0x22d/0xd01
[  250.012094]  ? mark_held_locks+0x130/0x130
[  250.016317]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.021410]  ? zap_class+0x640/0x640
[  250.025115]  ? trace_hardirqs_on+0x310/0x310
[  250.029511]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  250.035047]  ? __lock_is_held+0xb5/0x140
[  250.039105]  ? lock_release+0xa00/0xa00
[  250.043064]  ? perf_trace_sched_process_exec+0x860/0x860
[  250.048507]  ? __might_sleep+0x95/0x190
[  250.052469]  __alloc_pages_nodemask+0xa80/0xde0
[  250.057129]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  250.062133]  ? lock_downgrade+0x900/0x900
[  250.066269]  ? check_preemption_disabled+0x48/0x280
[  250.071273]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  250.076191]  ? kasan_check_read+0x11/0x20
[  250.080324]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  250.085588]  ? unwind_dump+0x190/0x190
[  250.089478]  ? is_bpf_text_address+0xd3/0x170
[  250.093961]  ? kernel_text_address+0x79/0xf0
[  250.098357]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  250.103905]  alloc_pages_current+0x173/0x350
[  250.108301]  depot_save_stack+0x3f1/0x470
[  250.112437]  save_stack+0xa9/0xd0
[  250.115883]  ? save_stack+0x43/0xd0
[  250.119502]  ? kasan_kmalloc+0xc7/0xe0
[  250.123376]  ? kasan_slab_alloc+0x12/0x20
[  250.127511]  ? kmem_cache_alloc_node+0x131/0x730
[  250.132257]  ? __alloc_skb+0x119/0x770
[  250.136143]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  250.140903]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  250.145908]  ? rtmsg_ifinfo+0x8c/0xa0
[  250.149694]  ? dev_close_many+0x3be/0x860
[  250.153824]  ? rollback_registered_many+0x543/0x1250
[  250.158913]  ? rollback_registered+0x1e9/0x420
[  250.163480]  ? unregister_netdevice_queue+0x321/0x5e0
[  250.168661]  ? __tun_detach+0x11b8/0x15c0
[  250.172795]  ? tun_chr_close+0xe3/0x180
[  250.176756]  ? __fput+0x385/0xa30
[  250.180309]  ? ____fput+0x15/0x20
[  250.183750]  ? task_work_run+0x1e8/0x2a0
[  250.187796]  ? do_exit+0x1ad6/0x26d0
[  250.191496]  ? do_group_exit+0x177/0x440
[  250.195551]  ? get_signal+0x8b0/0x1980
[  250.199423]  ? do_signal+0x9c/0x21c0
[  250.203126]  ? exit_to_usermode_loop+0x2e5/0x380
[  250.207881]  ? do_syscall_64+0x6be/0x820
[  250.211933]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  250.217285]  ? lock_downgrade+0x900/0x900
[  250.221421]  ? quarantine_reduce+0x163/0x1a0
[  250.225816]  ? trace_hardirqs_off_caller+0x310/0x310
[  250.230923]  ? ___cache_free+0x2e/0x380
[  250.234900]  ? quarantine_reduce+0x189/0x1a0
[  250.239295]  ? kasan_unpoison_shadow+0x35/0x50
[  250.243867]  kasan_kmalloc+0xc7/0xe0
[  250.247575]  kasan_slab_alloc+0x12/0x20
[  250.251545]  kmem_cache_alloc_node+0x131/0x730
[  250.256112]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  250.261032]  __alloc_skb+0x119/0x770
[  250.264738]  ? netdev_alloc_frag+0x1f0/0x1f0
[  250.269154]  ? if_nlmsg_size+0x5d1/0xbb0
[  250.273208]  ? rtnetlink_put_metrics+0x690/0x690
[  250.277977]  ? sk_psock_stop_strp+0x120/0x120
[  250.282460]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  250.287462]  ? netif_tx_stop_all_queues+0xd9/0x110
[  250.292383]  rtmsg_ifinfo_build_skb+0x74/0x190
[  250.296955]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  250.301790]  rtmsg_ifinfo+0x8c/0xa0
[  250.305406]  dev_close_many+0x3be/0x860
[  250.309376]  ? dev_fill_metadata_dst+0x840/0x840
[  250.314136]  ? find_held_lock+0x36/0x1c0
[  250.318196]  ? __queue_work+0x671/0x1440
[  250.322257]  ? lock_downgrade+0x900/0x900
[  250.326495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.332015]  ? rtnl_is_locked+0xb5/0xf0
[  250.336485]  ? rtnl_trylock+0x20/0x20
[  250.340273]  ? do_raw_spin_unlock+0xa7/0x330
[  250.344667]  ? do_raw_spin_trylock+0x270/0x270
[  250.349244]  rollback_registered_many+0x543/0x1250
[  250.354164]  ? generic_xdp_install+0x5a0/0x5a0
[  250.358751]  ? flush_rcu_work+0x90/0x90
[  250.362715]  ? zap_class+0x640/0x640
[  250.366429]  ? print_usage_bug+0xc0/0xc0
[  250.370476]  ? print_usage_bug+0xc0/0xc0
[  250.374523]  ? zap_class+0x640/0x640
[  250.378223]  ? print_usage_bug+0xc0/0xc0
[  250.382289]  ? find_held_lock+0x36/0x1c0
[  250.386365]  ? mark_held_locks+0xc7/0x130
[  250.390504]  rollback_registered+0x1e9/0x420
[  250.394902]  ? lockdep_hardirqs_on+0x321/0x5b0
[  250.399481]  ? rollback_registered_many+0x1250/0x1250
[  250.404667]  ? trace_hardirqs_on+0xbd/0x310
[  250.408978]  ? linkwatch_schedule_work+0x150/0x170
[  250.413898]  ? trace_hardirqs_off_caller+0x310/0x310
[  250.418988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.424516]  ? rtnl_is_locked+0xb5/0xf0
[  250.428476]  ? rtnl_trylock+0x20/0x20
[  250.432264]  ? queue_delayed_work_on+0x130/0x1f0
[  250.437013]  unregister_netdevice_queue+0x321/0x5e0
[  250.442017]  ? rollback_registered+0x420/0x420
[  250.446585]  ? linkwatch_schedule_work+0x170/0x170
[  250.451503]  ? tun_setup+0x2d0/0x2d0
[  250.455211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.460741]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  250.466090]  ? __tun_detach+0x6ba/0x15c0
[  250.470146]  __tun_detach+0x11b8/0x15c0
[  250.474106]  ? __call_rcu.constprop.55+0x3ea/0x950
[  250.479020]  ? __call_rcu.constprop.55+0x3ea/0x950
[  250.483943]  ? tun_attach+0x1900/0x1900
[  250.487905]  ? trace_hardirqs_off_caller+0x310/0x310
[  250.492994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.498518]  ? check_preemption_disabled+0x48/0x280
[  250.503520]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  250.508092]  ? zap_class+0x640/0x640
[  250.511793]  ? fsnotify+0x4e5/0xf20
[  250.515410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.520936]  ? locks_remove_file+0x3c6/0x5c0
[  250.525331]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  250.530852]  ? ima_file_free+0x132/0x650
[  250.534911]  ? __lock_is_held+0xb5/0x140
[  250.538965]  ? __tun_detach+0x15c0/0x15c0
[  250.543105]  ? __tun_detach+0x15c0/0x15c0
[  250.547236]  tun_chr_close+0xe3/0x180
[  250.551023]  __fput+0x385/0xa30
[  250.554296]  ? get_max_files+0x20/0x20
[  250.558174]  ? perf_trace_sched_process_exec+0x860/0x860
[  250.563616]  ____fput+0x15/0x20
[  250.566889]  task_work_run+0x1e8/0x2a0
[  250.570769]  ? task_work_cancel+0x240/0x240
[  250.575076]  ? switch_task_namespaces+0xb8/0xd0
[  250.579737]  do_exit+0x1ad6/0x26d0
[  250.583270]  ? mm_update_next_owner+0x990/0x990
[  250.587925]  ? print_usage_bug+0xc0/0xc0
[  250.591975]  ? find_held_lock+0x36/0x1c0
[  250.596032]  ? mark_held_locks+0x130/0x130
[  250.600258]  ? __lock_acquire+0x62f/0x4c20
[  250.604479]  ? pipe_wait+0x266/0x2c0
[  250.608187]  ? lock_release+0xa00/0xa00
[  250.612156]  ? mark_held_locks+0x130/0x130
[  250.616389]  ? __mutex_lock+0x85e/0x16f0
[  250.620434]  ? __switch_to_asm+0x40/0x70
[  250.624481]  ? pipe_wait+0x266/0x2c0
[  250.628181]  ? __switch_to_asm+0x34/0x70
[  250.632227]  ? __switch_to_asm+0x40/0x70
[  250.636274]  ? mutex_trylock+0x2b0/0x2b0
[  250.640320]  ? zap_class+0x640/0x640
[  250.644034]  ? zap_class+0x640/0x640
[  250.647735]  ? find_held_lock+0x36/0x1c0
[  250.651788]  ? memset+0x31/0x40
[  250.655062]  ? find_held_lock+0x36/0x1c0
[  250.659118]  ? get_signal+0x95b/0x1980
[  250.662995]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.667476]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.671965]  do_group_exit+0x177/0x440
[  250.675847]  ? trace_hardirqs_off_caller+0x310/0x310
[  250.680956]  ? __ia32_sys_exit+0x50/0x50
[  250.685012]  get_signal+0x8b0/0x1980
[  250.688722]  ? ptrace_notify+0x130/0x130
[  250.692774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.698297]  ? pipe_read+0x702/0x940
[  250.701997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.707536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.713056]  ? __vfs_read+0x11f/0x9b0
[  250.716851]  do_signal+0x9c/0x21c0
[  250.720376]  ? fsnotify+0xf20/0xf20
[  250.724010]  ? setup_sigcontext+0x7d0/0x7d0
[  250.728325]  ? exit_to_usermode_loop+0x8c/0x380
[  250.732978]  ? exit_to_usermode_loop+0x8c/0x380
[  250.737635]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  250.742207]  ? trace_hardirqs_on+0xbd/0x310
[  250.746518]  ? do_syscall_64+0x6be/0x820
[  250.750569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.756099]  exit_to_usermode_loop+0x2e5/0x380
[  250.760667]  ? __bpf_trace_sys_exit+0x30/0x30
[  250.765156]  do_syscall_64+0x6be/0x820
[  250.769042]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  250.774392]  ? syscall_return_slowpath+0x5e0/0x5e0
[  250.779306]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.784137]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.789142]  ? prepare_exit_to_usermode+0x291/0x3b0
[  250.794151]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.798986]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  250.804161] RIP: 0033:0x410fa0
[  250.807356] Code: Bad RIP value.
[  250.810703] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  250.818606] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  250.825864] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  250.833118] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  250.840371] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  250.847629] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  250.854905] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  250.854981] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.862168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.862172] Call Trace:
[  250.862176]  <IRQ>
[  250.862191]  dump_stack+0x244/0x39d
[  250.862206]  ? dump_stack_print_info.cold.1+0x20/0x20
[  250.868718] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.878010]  warn_alloc.cold.116+0xb7/0x1bd
[  250.880554] syz-executor5 cpuset=syz5 mems_allowed=0
[  250.882688]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.916107]  ? lock_downgrade+0x900/0x900
[  250.920246]  ? trace_hardirqs_off+0xb8/0x310
[  250.924733]  ? trace_hardirqs_off+0xb8/0x310
[  250.929136]  __alloc_pages_slowpath+0x26e8/0x2e10
[  250.933983]  ? warn_alloc+0x120/0x120
[  250.937865]  ? print_usage_bug+0xc0/0xc0
[  250.941916]  ? warn_alloc+0x120/0x120
[  250.945720]  ? warn_alloc+0x120/0x120
[  250.949508]  ? print_usage_bug+0xc0/0xc0
[  250.953567]  ? kvm_clock_read+0x18/0x30
[  250.957526]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  250.962528]  ? print_usage_bug+0xc0/0xc0
[  250.966577]  ? __lock_acquire+0x62f/0x4c20
[  250.970802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.976328]  ? should_fail+0x22d/0xd01
[  250.980216]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  250.985480]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.990570]  ? __lock_acquire+0x62f/0x4c20
[  250.994796]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.999887]  ? __lock_acquire+0x62f/0x4c20
[  251.004104]  ? should_fail+0x22d/0xd01
[  251.007977]  ? rcu_irq_exit+0x1a2/0x390
[  251.011944]  ? mark_held_locks+0x130/0x130
[  251.016170]  ? mark_held_locks+0x130/0x130
[  251.020396]  ? mark_held_locks+0xc7/0x130
[  251.024534]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  251.029535]  ? zap_class+0x640/0x640
[  251.033243]  ? print_usage_bug+0xc0/0xc0
[  251.037292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.042813]  ? check_preemption_disabled+0x48/0x280
[  251.047834]  ? __lock_is_held+0xb5/0x140
[  251.051891]  __alloc_pages_nodemask+0xa80/0xde0
[  251.056546]  ? zap_class+0x640/0x640
[  251.060251]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  251.065260]  ? find_held_lock+0x36/0x1c0
[  251.069314]  ? ____cache_alloc_node+0x1c7/0x1e0
[  251.073971]  ? lock_downgrade+0x900/0x900
[  251.078114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.083642]  cache_grow_begin+0xa5/0x8c0
[  251.087689]  ? do_raw_spin_unlock+0xa7/0x330
[  251.092104]  fallback_alloc+0x204/0x2e0
[  251.096078]  ____cache_alloc_node+0x1c7/0x1e0
[  251.100583]  kmem_cache_alloc_node+0xe3/0x730
[  251.105065]  ? ipv6_get_ifaddr+0x42e/0x620
[  251.109297]  __alloc_skb+0x119/0x770
[  251.112995]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.118262]  ? netdev_alloc_frag+0x1f0/0x1f0
[  251.122657]  ? lock_downgrade+0x900/0x900
[  251.126800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.132332]  ? refcount_sub_and_test_checked+0x203/0x310
[  251.137780]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  251.143227]  ? addrconf_rs_timer+0x690/0x690
[  251.147630]  ndisc_alloc_skb+0x144/0x340
[  251.151681]  ndisc_send_rs+0x331/0x6e0
[  251.155556]  addrconf_rs_timer+0x314/0x690
[  251.159780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.164015]  call_timer_fn+0x272/0x920
[  251.168124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.172348]  ? process_timeout+0x40/0x40
[  251.176398]  ? __run_timers+0x7da/0xc70
[  251.180372]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.184849]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.189325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.193546]  ? lockdep_hardirqs_on+0x296/0x5b0
[  251.198118]  ? trace_hardirqs_on+0xbd/0x310
[  251.202427]  ? kasan_check_read+0x11/0x20
[  251.206557]  ? __run_timers+0x7da/0xc70
[  251.210515]  ? trace_hardirqs_off_caller+0x310/0x310
[  251.215616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.219844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.224067]  __run_timers+0x7e5/0xc70
[  251.227862]  ? timer_fixup_init+0x70/0x70
[  251.231996]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.236994]  ? zap_class+0x640/0x640
[  251.240700]  ? enqueue_hrtimer+0x1a5/0x560
[  251.244925]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  251.250104]  ? find_held_lock+0x36/0x1c0
[  251.254154]  ? zap_class+0x640/0x640
[  251.257856]  ? pvclock_read_flags+0x160/0x160
[  251.262340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.267891]  ? check_preemption_disabled+0x48/0x280
[  251.272923]  ? __lock_is_held+0xb5/0x140
[  251.276989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.282510]  ? check_preemption_disabled+0x48/0x280
[  251.287513]  run_timer_softirq+0x52/0xb0
[  251.291571]  ? rcu_read_lock_sched_held+0x14f/0x180
[  251.296578]  __do_softirq+0x308/0xb7e
[  251.300367]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  251.304848]  ? lock_downgrade+0x900/0x900
[  251.308987]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  251.314092]  ? pvclock_read_flags+0x160/0x160
[  251.318664]  ? lapic_next_event+0x5a/0x90
[  251.322833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.328359]  ? kvm_clock_read+0x18/0x30
[  251.332321]  ? kvm_sched_clock_read+0x9/0x20
[  251.336714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.342351]  ? check_preemption_disabled+0x48/0x280
[  251.347359]  irq_exit+0x17f/0x1c0
[  251.350805]  smp_apic_timer_interrupt+0x1cb/0x760
[  251.355630]  ? smp_reschedule_interrupt+0x109/0x650
[  251.360631]  ? smp_call_function_single_interrupt+0x650/0x650
[  251.366498]  ? interrupt_entry+0xb5/0xc0
[  251.370544]  ? trace_hardirqs_off_caller+0xbb/0x310
[  251.375544]  ? trace_hardirqs_off_caller+0xbb/0x310
[  251.380548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.385379]  ? trace_hardirqs_on_caller+0x310/0x310
[  251.390380]  ? trace_hardirqs_on_caller+0x310/0x310
[  251.395387]  ? task_prio+0x50/0x50
[  251.398916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.404439]  ? check_preemption_disabled+0x48/0x280
[  251.409442]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.414274]  apic_timer_interrupt+0xf/0x20
[  251.418495]  </IRQ>
[  251.420720] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  251.426592] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  251.445477] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  251.453171] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  251.460426] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  251.467681] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  251.474937] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  251.482190] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  251.489465]  ? save_stack+0xa9/0xd0
[  251.493085]  __kmalloc_node_track_caller+0x3c/0x70
[  251.498006]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  251.502750]  pskb_expand_head+0x230/0x10f0
[  251.506972]  ? check_preemption_disabled+0x48/0x280
[  251.511976]  ? memcpy+0x45/0x50
[  251.515252]  ? __copy_skb_header+0x350/0x6b0
[  251.519649]  ? skb_release_data+0x880/0x880
[  251.523958]  ? __alloc_skb+0x770/0x770
[  251.527834]  ? __lock_is_held+0xb5/0x140
[  251.531885]  ? kasan_check_write+0x14/0x20
[  251.536106]  ? __skb_clone+0x6c7/0xa00
[  251.539981]  ? __copy_skb_header+0x6b0/0x6b0
[  251.544375]  ? kmem_cache_alloc+0x33a/0x730
[  251.548681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.554208]  skb_ensure_writable+0x3dd/0x640
[  251.558607]  ? skb_checksum_setup+0xaa0/0xaa0
[  251.563093]  ? preempt_notifier_register+0x200/0x200
[  251.568178]  ? __switch_to_asm+0x34/0x70
[  251.572225]  ? __switch_to_asm+0x34/0x70
[  251.576268]  ? __switch_to_asm+0x40/0x70
[  251.580313]  ? __switch_to_asm+0x34/0x70
[  251.584357]  ? __switch_to_asm+0x40/0x70
[  251.588404]  ? __switch_to_asm+0x40/0x70
[  251.592450]  ? __switch_to_asm+0x34/0x70
[  251.596493]  ? __switch_to_asm+0x34/0x70
[  251.600540]  ? __switch_to_asm+0x40/0x70
[  251.604586]  ? __switch_to_asm+0x34/0x70
[  251.608636]  bpf_clone_redirect+0x14a/0x490
[  251.612948]  bpf_prog_210052181be91187+0x25d/0x1000
[  251.617955]  ? __sched_text_start+0x8/0x8
[  251.622088]  ? retint_kernel+0x2d/0x2d
[  251.625961]  ? trace_hardirqs_on_caller+0xc0/0x310
[  251.630900]  ? find_held_lock+0x36/0x1c0
[  251.634952]  ? lock_acquire+0x1ed/0x520
[  251.638913]  ? bpf_test_run+0x3cb/0x780
[  251.642873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.648395]  ? check_preemption_disabled+0x48/0x280
[  251.653401]  ? kasan_check_read+0x11/0x20
[  251.657532]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.662792]  ? rcu_softirq_qs+0x20/0x20
[  251.666765]  ? preempt_schedule+0x4d/0x60
[  251.670899]  ? ___preempt_schedule+0x16/0x18
[  251.675300]  ? bpf_test_run+0x25d/0x780
[  251.679272]  ? netlink_diag_dump+0x2a0/0x2a0
[  251.683667]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.689188]  ? bpf_test_init.isra.10+0x70/0x100
[  251.693849]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  251.698599]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  251.703430]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  251.708952]  ? fput+0x130/0x1a0
[  251.712216]  ? __bpf_prog_get+0x9b/0x290
[  251.716278]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  251.721103]  ? bpf_prog_test_run+0x130/0x1a0
[  251.725498]  ? __x64_sys_bpf+0x3d8/0x520
[  251.729543]  ? bpf_prog_get+0x20/0x20
[  251.733338]  ? do_syscall_64+0x142/0x820
[  251.737384]  ? do_syscall_64+0x157/0x820
[  251.741433]  ? do_syscall_64+0x1b9/0x820
[  251.745489]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  251.750839]  ? syscall_return_slowpath+0x5e0/0x5e0
[  251.755751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.760586]  ? trace_hardirqs_on_caller+0x310/0x310
[  251.765587]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  251.770590]  ? prepare_exit_to_usermode+0x291/0x3b0
[  251.775630]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.780463]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  251.785827] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  251.785830] warn_alloc_show_mem: 1 callbacks suppressed
[  251.785835] Mem-Info:
[  251.793085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  251.793091] Call Trace:
[  251.798444] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  251.798444]  active_file:14 inactive_file:13 isolated_file:0
[  251.798444]  unevictable:0 dirty:0 writeback:0 unstable:0
[  251.798444]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  251.798444]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  251.798444]  free:13753 free_pcp:301 free_cma:0
[  251.800808]  <IRQ>
[  251.810151] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  251.812728]  dump_stack+0x244/0x39d
[  251.845826] Node 0 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
[  251.847958]  ? dump_stack_print_info.cold.1+0x20/0x20
[  251.875784] lowmem_reserve[]: 0 2818 6321 6321
[  251.879401]  warn_alloc.cold.116+0xb7/0x1bd
[  251.905471] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  251.910642]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  251.915188] lowmem_reserve[]: 0 0 3503 3503
[  251.919511]  ? lock_downgrade+0x900/0x900
[  251.947314] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  251.952150]  ? trace_hardirqs_off+0xb8/0x310
[  251.956428] lowmem_reserve[]: 0 0 0 0
[  251.960563]  ? trace_hardirqs_off+0xb8/0x310
[  251.989598] 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
[  251.993991]  __alloc_pages_slowpath+0x26e8/0x2e10
[  251.997757] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  252.002167]  ? warn_alloc+0x120/0x120
[  252.015637] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  252.020462]  ? print_usage_bug+0xc0/0xc0
[  252.036129] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  252.039903]  ? warn_alloc+0x120/0x120
[  252.054787] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  252.058823]  ? warn_alloc+0x120/0x120
[  252.067622] 4367 total pagecache pages
[  252.071400]  ? print_usage_bug+0xc0/0xc0
[  252.079948] 0 pages in swap cache
[  252.083731]  ? print_usage_bug+0xc0/0xc0
[  252.087585] Swap cache stats: add 0, delete 0, find 0/0
[  252.091624]  ? __lock_acquire+0x62f/0x4c20
[  252.095044] Free swap  = 0kB
[  252.099094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.104428] Total swap = 0kB
[  252.108637]  ? should_fail+0x22d/0xd01
[  252.111619] 1965979 pages RAM
[  252.117134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.120112] 0 pages HighMem/MovableOnly
[  252.120118] 342853 pages reserved
[  252.123990]  ? __lock_acquire+0x62f/0x4c20
[  252.127060] 0 pages cma reserved
[  252.127126] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.132237]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.132247]  ? __lock_acquire+0x62f/0x4c20
[  252.132260]  ? should_fail+0x22d/0xd01
[  252.136250] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.139636]  ? find_held_lock+0x36/0x1c0
[  252.143839] syz-executor4 cpuset=syz4 mems_allowed=0
[  252.147187]  ? mark_held_locks+0x130/0x130
[  252.190602]  ? mark_held_locks+0x130/0x130
[  252.194824]  ? zap_class+0x640/0x640
[  252.198523]  ? zap_class+0x640/0x640
[  252.202224]  ? print_usage_bug+0xc0/0xc0
[  252.206271]  ? do_raw_spin_unlock+0xa7/0x330
[  252.210754]  ? zap_class+0x640/0x640
[  252.214456]  ? print_usage_bug+0xc0/0xc0
[  252.218510]  ? wq_watchdog_touch+0x9c/0xfe
[  252.222738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.228263]  ? check_preemption_disabled+0x48/0x280
[  252.233274]  ? __lock_is_held+0xb5/0x140
[  252.237325]  __alloc_pages_nodemask+0xa80/0xde0
[  252.241979]  ? zap_class+0x640/0x640
[  252.245684]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  252.250701]  ? find_held_lock+0x36/0x1c0
[  252.254760]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.259418]  ? lock_downgrade+0x900/0x900
[  252.263558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.269083]  cache_grow_begin+0xa5/0x8c0
[  252.273133]  ? do_raw_spin_unlock+0xa7/0x330
[  252.277532]  fallback_alloc+0x204/0x2e0
[  252.281498]  ____cache_alloc_node+0x1c7/0x1e0
[  252.285984]  kmem_cache_alloc_node+0xe3/0x730
[  252.290467]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.294695]  __alloc_skb+0x119/0x770
[  252.298397]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  252.303665]  ? netdev_alloc_frag+0x1f0/0x1f0
[  252.308146]  ? lock_downgrade+0x900/0x900
[  252.312284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.317807]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.323248]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.328682]  ? addrconf_rs_timer+0x690/0x690
[  252.333519]  ndisc_alloc_skb+0x144/0x340
[  252.337576]  ndisc_send_rs+0x331/0x6e0
[  252.341454]  addrconf_rs_timer+0x314/0x690
[  252.345792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.350025]  call_timer_fn+0x272/0x920
[  252.353898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.358117]  ? process_timeout+0x40/0x40
[  252.362174]  ? mark_held_locks+0xc7/0x130
[  252.366310]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.370790]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.375273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.379493]  ? lockdep_hardirqs_on+0x296/0x5b0
[  252.384067]  ? trace_hardirqs_on+0xbd/0x310
[  252.388381]  ? kasan_check_read+0x11/0x20
[  252.392528]  ? __run_timers+0x7da/0xc70
[  252.396488]  ? trace_hardirqs_off_caller+0x310/0x310
[  252.401578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.405804]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.410022]  __run_timers+0x7e5/0xc70
[  252.413817]  ? timer_fixup_init+0x70/0x70
[  252.417952]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.422957]  ? zap_class+0x640/0x640
[  252.426675]  ? print_usage_bug+0xc0/0xc0
[  252.430738]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  252.435932]  ? find_held_lock+0x36/0x1c0
[  252.439982]  ? zap_class+0x640/0x640
[  252.443685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.449214]  ? check_preemption_disabled+0x48/0x280
[  252.454223]  ? __lock_is_held+0xb5/0x140
[  252.458272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.463796]  ? check_preemption_disabled+0x48/0x280
[  252.468806]  run_timer_softirq+0x52/0xb0
[  252.472855]  ? rcu_read_lock_sched_held+0x14f/0x180
[  252.477861]  __do_softirq+0x308/0xb7e
[  252.481649]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  252.486131]  ? lock_downgrade+0x900/0x900
[  252.490271]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  252.495369]  ? pvclock_read_flags+0x160/0x160
[  252.499852]  ? lapic_next_event+0x5a/0x90
[  252.503997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.509525]  ? kvm_clock_read+0x18/0x30
[  252.513484]  ? kvm_sched_clock_read+0x9/0x20
[  252.517880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.523401]  ? check_preemption_disabled+0x48/0x280
[  252.528419]  irq_exit+0x17f/0x1c0
[  252.531865]  smp_apic_timer_interrupt+0x1cb/0x760
[  252.536697]  ? smp_reschedule_interrupt+0x109/0x650
[  252.541704]  ? smp_call_function_single_interrupt+0x650/0x650
[  252.547575]  ? interrupt_entry+0xb5/0xc0
[  252.551622]  ? trace_hardirqs_off_caller+0xbb/0x310
[  252.556626]  ? trace_hardirqs_off_caller+0xbb/0x310
[  252.561629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.566461]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.571462]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.576466]  ? task_prio+0x50/0x50
[  252.579993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.585520]  ? check_preemption_disabled+0x48/0x280
[  252.590526]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.595359]  apic_timer_interrupt+0xf/0x20
[  252.599573]  </IRQ>
[  252.601800] RIP: 0010:console_unlock+0x102f/0x1190
[  252.606721] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  252.625605] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  252.633383] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  252.640640] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  252.647893] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  252.655146] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  252.662399] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  252.669657]  ? netconsole_netdev_event+0x280/0x280
[  252.674581]  ? console_unlock+0x1026/0x1190
[  252.678901]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  252.683553]  ? vprintk_emit+0x846/0x990
[  252.687514]  ? lock_release+0xa00/0xa00
[  252.691477]  ? trace_hardirqs_on+0x70/0x310
[  252.695782]  ? vprintk_default+0x28/0x30
[  252.699831]  ? trace_hardirqs_off_caller+0x310/0x310
[  252.705011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.710548]  vprintk_emit+0x391/0x990
[  252.714338]  ? wake_up_klogd+0x180/0x180
[  252.718393]  ? find_held_lock+0x11/0x1c0
[  252.722450]  ? mark_held_locks+0xc7/0x130
[  252.726584]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.731064]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.735740]  vprintk_default+0x28/0x30
[  252.739629]  vprintk_func+0x7e/0x181
[  252.743416]  printk+0xa7/0xcf
[  252.746509]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  252.751247]  ? _raw_spin_unlock_irq+0x60/0x80
[  252.755737]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  252.761005]  dump_header+0x7cc/0xf72
[  252.764713]  ? pagefault_out_of_memory+0x197/0x197
[  252.769638]  ? percpu_ref_get_many+0x240/0x240
[  252.774218]  ? zap_class+0x640/0x640
[  252.777921]  ? print_usage_bug+0xc0/0xc0
[  252.781973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.787511]  ? find_held_lock+0x36/0x1c0
[  252.791564]  ? mark_held_locks+0xc7/0x130
[  252.795699]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  252.800785]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  252.805888]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  252.810455]  ? trace_hardirqs_on+0xbd/0x310
[  252.814765]  ? kasan_check_read+0x11/0x20
[  252.818904]  ? ___ratelimit+0x3b4/0x672
[  252.822871]  ? trace_hardirqs_off_caller+0x310/0x310
[  252.827961]  ? trace_hardirqs_on+0x310/0x310
[  252.832357]  ? lock_downgrade+0x900/0x900
[  252.836498]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  252.841587]  ? ___ratelimit+0x3b9/0x672
[  252.845551]  ? idr_get_free+0xf70/0xf70
[  252.849514]  ? find_held_lock+0x36/0x1c0
[  252.853567]  oom_kill_process.cold.27+0x10/0x903
[  252.858310]  ? zap_class+0x640/0x640
[  252.862015]  ? check_preemption_disabled+0x48/0x280
[  252.867021]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  252.871950]  ? kasan_check_read+0x11/0x20
[  252.876205]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  252.881471]  ? oom_evaluate_task+0x540/0x540
[  252.885871]  ? find_held_lock+0x36/0x1c0
[  252.889925]  ? out_of_memory+0x974/0x1430
[  252.894062]  ? lock_downgrade+0x900/0x900
[  252.898199]  ? check_preemption_disabled+0x48/0x280
[  252.903203]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  252.908119]  ? kasan_check_read+0x11/0x20
[  252.912253]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  252.917516]  ? rcu_softirq_qs+0x20/0x20
[  252.921479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.927008]  ? oom_evaluate_task+0x302/0x540
[  252.931410]  out_of_memory+0xa84/0x1430
[  252.935398]  ? oom_killer_disable+0x3a0/0x3a0
[  252.939882]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  252.944803]  ? __ww_mutex_check_waiters+0x160/0x160
[  252.949817]  __alloc_pages_slowpath+0x2354/0x2e10
[  252.954660]  ? do_raw_spin_trylock+0x270/0x270
[  252.959238]  ? warn_alloc+0x120/0x120
[  252.963030]  ? debug_check_no_obj_freed+0x305/0x58d
[  252.968038]  ? drain_local_pages_wq+0x40/0x40
[  252.972520]  ? __lock_acquire+0x62f/0x4c20
[  252.976742]  ? trace_hardirqs_on+0x310/0x310
[  252.981147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.986673]  ? should_fail+0x22d/0xd01
[  252.990544]  ? mark_held_locks+0x130/0x130
[  252.994764]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.999852]  ? zap_class+0x640/0x640
[  253.003557]  ? trace_hardirqs_on+0x310/0x310
[  253.007955]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  253.013486]  ? __lock_is_held+0xb5/0x140
[  253.017544]  ? lock_release+0xa00/0xa00
[  253.021503]  ? perf_trace_sched_process_exec+0x860/0x860
[  253.026948]  ? __might_sleep+0x95/0x190
[  253.030913]  __alloc_pages_nodemask+0xa80/0xde0
[  253.035575]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  253.040577]  ? lock_downgrade+0x900/0x900
[  253.044713]  ? check_preemption_disabled+0x48/0x280
[  253.049732]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  253.054657]  ? kasan_check_read+0x11/0x20
[  253.058792]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  253.064073]  ? unwind_dump+0x190/0x190
[  253.067956]  ? is_bpf_text_address+0xd3/0x170
[  253.072440]  ? kernel_text_address+0x79/0xf0
[  253.076846]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  253.082372]  alloc_pages_current+0x173/0x350
[  253.086776]  depot_save_stack+0x3f1/0x470
[  253.090915]  save_stack+0xa9/0xd0
[  253.094359]  ? save_stack+0x43/0xd0
[  253.097970]  ? kasan_kmalloc+0xc7/0xe0
[  253.101842]  ? kasan_slab_alloc+0x12/0x20
[  253.105976]  ? kmem_cache_alloc_node+0x131/0x730
[  253.110717]  ? __alloc_skb+0x119/0x770
[  253.114592]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  253.119340]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  253.124341]  ? rtmsg_ifinfo+0x8c/0xa0
[  253.128127]  ? dev_close_many+0x3be/0x860
[  253.132346]  ? rollback_registered_many+0x543/0x1250
[  253.137435]  ? rollback_registered+0x1e9/0x420
[  253.142005]  ? unregister_netdevice_queue+0x321/0x5e0
[  253.147179]  ? __tun_detach+0x11b8/0x15c0
[  253.151310]  ? tun_chr_close+0xe3/0x180
[  253.155272]  ? __fput+0x385/0xa30
[  253.158713]  ? ____fput+0x15/0x20
[  253.162153]  ? task_work_run+0x1e8/0x2a0
[  253.166416]  ? do_exit+0x1ad6/0x26d0
[  253.170124]  ? do_group_exit+0x177/0x440
[  253.174169]  ? get_signal+0x8b0/0x1980
[  253.178040]  ? do_signal+0x9c/0x21c0
[  253.181741]  ? exit_to_usermode_loop+0x2e5/0x380
[  253.186481]  ? do_syscall_64+0x6be/0x820
[  253.190527]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  253.195882]  ? lock_downgrade+0x900/0x900
[  253.200031]  ? quarantine_reduce+0x163/0x1a0
[  253.204426]  ? trace_hardirqs_off_caller+0x310/0x310
[  253.209514]  ? ___cache_free+0x2e/0x380
[  253.213488]  ? quarantine_reduce+0x189/0x1a0
[  253.217882]  ? kasan_unpoison_shadow+0x35/0x50
[  253.222454]  kasan_kmalloc+0xc7/0xe0
[  253.226159]  kasan_slab_alloc+0x12/0x20
[  253.230118]  kmem_cache_alloc_node+0x131/0x730
[  253.234688]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  253.239608]  __alloc_skb+0x119/0x770
[  253.243319]  ? netdev_alloc_frag+0x1f0/0x1f0
[  253.247717]  ? if_nlmsg_size+0x5d1/0xbb0
[  253.251769]  ? rtnetlink_put_metrics+0x690/0x690
[  253.256520]  ? sk_psock_stop_strp+0x120/0x120
[  253.261002]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  253.266008]  ? netif_tx_stop_all_queues+0xd9/0x110
[  253.270929]  rtmsg_ifinfo_build_skb+0x74/0x190
[  253.275501]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  253.280329]  rtmsg_ifinfo+0x8c/0xa0
[  253.283945]  dev_close_many+0x3be/0x860
[  253.287911]  ? dev_fill_metadata_dst+0x840/0x840
[  253.292664]  ? find_held_lock+0x36/0x1c0
[  253.296723]  ? __queue_work+0x671/0x1440
[  253.300774]  ? lock_downgrade+0x900/0x900
[  253.304913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.310433]  ? rtnl_is_locked+0xb5/0xf0
[  253.314394]  ? rtnl_trylock+0x20/0x20
[  253.318193]  ? do_raw_spin_unlock+0xa7/0x330
[  253.322585]  ? do_raw_spin_trylock+0x270/0x270
[  253.327165]  rollback_registered_many+0x543/0x1250
[  253.332085]  ? generic_xdp_install+0x5a0/0x5a0
[  253.336663]  ? flush_rcu_work+0x90/0x90
[  253.340630]  ? zap_class+0x640/0x640
[  253.344346]  ? print_usage_bug+0xc0/0xc0
[  253.348397]  ? print_usage_bug+0xc0/0xc0
[  253.352448]  ? zap_class+0x640/0x640
[  253.356149]  ? print_usage_bug+0xc0/0xc0
[  253.360197]  ? find_held_lock+0x36/0x1c0
[  253.364251]  ? mark_held_locks+0xc7/0x130
[  253.368389]  rollback_registered+0x1e9/0x420
[  253.372787]  ? lockdep_hardirqs_on+0x321/0x5b0
[  253.377358]  ? rollback_registered_many+0x1250/0x1250
[  253.382537]  ? trace_hardirqs_on+0xbd/0x310
[  253.386854]  ? linkwatch_schedule_work+0x150/0x170
[  253.391773]  ? trace_hardirqs_off_caller+0x310/0x310
[  253.396866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.402392]  ? rtnl_is_locked+0xb5/0xf0
[  253.406353]  ? rtnl_trylock+0x20/0x20
[  253.410146]  ? queue_delayed_work_on+0x130/0x1f0
[  253.414895]  unregister_netdevice_queue+0x321/0x5e0
[  253.419899]  ? rollback_registered+0x420/0x420
[  253.424469]  ? linkwatch_schedule_work+0x170/0x170
[  253.429390]  ? tun_setup+0x2d0/0x2d0
[  253.433095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.438623]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  253.443972]  ? __tun_detach+0x6ba/0x15c0
[  253.448026]  __tun_detach+0x11b8/0x15c0
[  253.451985]  ? __call_rcu.constprop.55+0x3ea/0x950
[  253.456907]  ? __call_rcu.constprop.55+0x3ea/0x950
[  253.461834]  ? tun_attach+0x1900/0x1900
[  253.465796]  ? trace_hardirqs_off_caller+0x310/0x310
[  253.470883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.476409]  ? check_preemption_disabled+0x48/0x280
[  253.481413]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  253.485987]  ? zap_class+0x640/0x640
[  253.489702]  ? fsnotify+0x4e5/0xf20
[  253.493313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.498835]  ? locks_remove_file+0x3c6/0x5c0
[  253.503233]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  253.508755]  ? ima_file_free+0x132/0x650
[  253.512805]  ? __lock_is_held+0xb5/0x140
[  253.516884]  ? __tun_detach+0x15c0/0x15c0
[  253.521021]  ? __tun_detach+0x15c0/0x15c0
[  253.525152]  tun_chr_close+0xe3/0x180
[  253.528939]  __fput+0x385/0xa30
[  253.532206]  ? get_max_files+0x20/0x20
[  253.536086]  ? perf_trace_sched_process_exec+0x860/0x860
[  253.541535]  ____fput+0x15/0x20
[  253.544804]  task_work_run+0x1e8/0x2a0
[  253.548683]  ? task_work_cancel+0x240/0x240
[  253.552994]  ? switch_task_namespaces+0xb8/0xd0
[  253.557652]  do_exit+0x1ad6/0x26d0
[  253.561197]  ? mm_update_next_owner+0x990/0x990
[  253.565853]  ? print_usage_bug+0xc0/0xc0
[  253.570010]  ? find_held_lock+0x36/0x1c0
[  253.574080]  ? mark_held_locks+0x130/0x130
[  253.578307]  ? __lock_acquire+0x62f/0x4c20
[  253.582525]  ? pipe_wait+0x266/0x2c0
[  253.586232]  ? lock_release+0xa00/0xa00
[  253.590200]  ? mark_held_locks+0x130/0x130
[  253.594432]  ? __mutex_lock+0x85e/0x16f0
[  253.598478]  ? __switch_to_asm+0x40/0x70
[  253.602523]  ? pipe_wait+0x266/0x2c0
[  253.606222]  ? __switch_to_asm+0x34/0x70
[  253.610266]  ? __switch_to_asm+0x40/0x70
[  253.614320]  ? mutex_trylock+0x2b0/0x2b0
[  253.618374]  ? zap_class+0x640/0x640
[  253.622085]  ? zap_class+0x640/0x640
[  253.625784]  ? find_held_lock+0x36/0x1c0
[  253.629839]  ? memset+0x31/0x40
[  253.633128]  ? find_held_lock+0x36/0x1c0
[  253.637183]  ? get_signal+0x95b/0x1980
[  253.641124]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.645641]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.650125]  do_group_exit+0x177/0x440
[  253.654003]  ? trace_hardirqs_off_caller+0x310/0x310
[  253.659094]  ? __ia32_sys_exit+0x50/0x50
[  253.663147]  get_signal+0x8b0/0x1980
[  253.666872]  ? ptrace_notify+0x130/0x130
[  253.670923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.676443]  ? pipe_read+0x702/0x940
[  253.680146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.685693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.691214]  ? __vfs_read+0x11f/0x9b0
[  253.695006]  do_signal+0x9c/0x21c0
[  253.698545]  ? fsnotify+0xf20/0xf20
[  253.702163]  ? setup_sigcontext+0x7d0/0x7d0
[  253.706480]  ? exit_to_usermode_loop+0x8c/0x380
[  253.711137]  ? exit_to_usermode_loop+0x8c/0x380
[  253.715792]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  253.720366]  ? trace_hardirqs_on+0xbd/0x310
[  253.724691]  ? do_syscall_64+0x6be/0x820
[  253.728742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.734278]  exit_to_usermode_loop+0x2e5/0x380
[  253.738848]  ? __bpf_trace_sys_exit+0x30/0x30
[  253.743347]  do_syscall_64+0x6be/0x820
[  253.747220]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  253.752594]  ? syscall_return_slowpath+0x5e0/0x5e0
[  253.757532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.762379]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.767382]  ? prepare_exit_to_usermode+0x291/0x3b0
[  253.772389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.777220]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  253.782398] RIP: 0033:0x410fa0
[  253.785596] Code: Bad RIP value.
[  253.788943] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  253.796639] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  253.803892] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  253.811148] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  253.818406] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  253.825679] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  253.832951] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  253.833021] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  253.840209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  253.840213] Call Trace:
[  253.840217]  <IRQ>
[  253.840231]  dump_stack+0x244/0x39d
[  253.840247]  ? dump_stack_print_info.cold.1+0x20/0x20
[  253.846758] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  253.856050]  warn_alloc.cold.116+0xb7/0x1bd
[  253.858594] syz-executor5 cpuset=syz5 mems_allowed=0
[  253.860724]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.894129]  ? lock_downgrade+0x900/0x900
[  253.898268]  ? trace_hardirqs_off+0xb8/0x310
[  253.902667]  ? trace_hardirqs_off+0xb8/0x310
[  253.907067]  __alloc_pages_slowpath+0x26e8/0x2e10
[  253.911914]  ? warn_alloc+0x120/0x120
[  253.915788]  ? print_usage_bug+0xc0/0xc0
[  253.919838]  ? warn_alloc+0x120/0x120
[  253.923626]  ? warn_alloc+0x120/0x120
[  253.927412]  ? print_usage_bug+0xc0/0xc0
[  253.931461]  ? print_usage_bug+0xc0/0xc0
[  253.935507]  ? __lock_acquire+0x62f/0x4c20
[  253.939756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.945282]  ? should_fail+0x22d/0xd01
[  253.949156]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.954243]  ? __lock_acquire+0x62f/0x4c20
[  253.958469]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.963566]  ? __lock_acquire+0x62f/0x4c20
[  253.967788]  ? should_fail+0x22d/0xd01
[  253.971662]  ? find_held_lock+0x36/0x1c0
[  253.975714]  ? mark_held_locks+0x130/0x130
[  253.979935]  ? mark_held_locks+0x130/0x130
[  253.984151]  ? zap_class+0x640/0x640
[  253.987875]  ? zap_class+0x640/0x640
[  253.991579]  ? print_usage_bug+0xc0/0xc0
[  253.995627]  ? do_raw_spin_unlock+0xa7/0x330
[  254.000020]  ? zap_class+0x640/0x640
[  254.003720]  ? print_usage_bug+0xc0/0xc0
[  254.007766]  ? wq_watchdog_touch+0x9c/0xfe
[  254.011988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.017513]  ? check_preemption_disabled+0x48/0x280
[  254.022522]  ? __lock_is_held+0xb5/0x140
[  254.026582]  __alloc_pages_nodemask+0xa80/0xde0
[  254.031233]  ? zap_class+0x640/0x640
[  254.034939]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  254.039953]  ? find_held_lock+0x36/0x1c0
[  254.044003]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.048657]  ? lock_downgrade+0x900/0x900
[  254.052812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.058341]  cache_grow_begin+0xa5/0x8c0
[  254.062406]  ? do_raw_spin_unlock+0xa7/0x330
[  254.066811]  fallback_alloc+0x204/0x2e0
[  254.070774]  ____cache_alloc_node+0x1c7/0x1e0
[  254.075258]  kmem_cache_alloc_node+0xe3/0x730
[  254.079740]  ? ipv6_get_ifaddr+0x42e/0x620
[  254.083969]  __alloc_skb+0x119/0x770
[  254.087667]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.092934]  ? netdev_alloc_frag+0x1f0/0x1f0
[  254.097326]  ? lock_downgrade+0x900/0x900
[  254.101468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.106989]  ? refcount_sub_and_test_checked+0x203/0x310
[  254.112429]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  254.117864]  ? addrconf_rs_timer+0x690/0x690
[  254.122278]  ndisc_alloc_skb+0x144/0x340
[  254.126327]  ndisc_send_rs+0x331/0x6e0
[  254.130207]  addrconf_rs_timer+0x314/0x690
[  254.134430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.138653]  call_timer_fn+0x272/0x920
[  254.142527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.146754]  ? process_timeout+0x40/0x40
[  254.150809]  ? __run_timers+0x7da/0xc70
[  254.154770]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.159272]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.163750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.168185]  ? lockdep_hardirqs_on+0x296/0x5b0
[  254.172751]  ? trace_hardirqs_on+0xbd/0x310
[  254.177056]  ? kasan_check_read+0x11/0x20
[  254.181185]  ? __run_timers+0x7da/0xc70
[  254.185145]  ? trace_hardirqs_off_caller+0x310/0x310
[  254.190235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.194458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.198677]  __run_timers+0x7e5/0xc70
[  254.202474]  ? timer_fixup_init+0x70/0x70
[  254.206622]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  254.211629]  ? zap_class+0x640/0x640
[  254.215347]  ? enqueue_hrtimer+0x1a5/0x560
[  254.219571]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  254.224765]  ? find_held_lock+0x36/0x1c0
[  254.228821]  ? zap_class+0x640/0x640
[  254.232547]  ? pvclock_read_flags+0x160/0x160
[  254.237030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.242556]  ? check_preemption_disabled+0x48/0x280
[  254.247586]  ? __lock_is_held+0xb5/0x140
[  254.251637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.257167]  ? check_preemption_disabled+0x48/0x280
[  254.262170]  run_timer_softirq+0x52/0xb0
[  254.266238]  ? rcu_read_lock_sched_held+0x14f/0x180
[  254.271237]  __do_softirq+0x308/0xb7e
[  254.275024]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  254.279506]  ? lock_downgrade+0x900/0x900
[  254.283650]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  254.288830]  ? pvclock_read_flags+0x160/0x160
[  254.293324]  ? lapic_next_event+0x5a/0x90
[  254.297457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.303072]  ? kvm_clock_read+0x18/0x30
[  254.307030]  ? kvm_sched_clock_read+0x9/0x20
[  254.311427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.316952]  ? check_preemption_disabled+0x48/0x280
[  254.321979]  irq_exit+0x17f/0x1c0
[  254.325420]  smp_apic_timer_interrupt+0x1cb/0x760
[  254.330245]  ? smp_reschedule_interrupt+0x109/0x650
[  254.335408]  ? smp_call_function_single_interrupt+0x650/0x650
[  254.341298]  ? interrupt_entry+0xb5/0xc0
[  254.345346]  ? trace_hardirqs_off_caller+0xbb/0x310
[  254.350345]  ? trace_hardirqs_off_caller+0xbb/0x310
[  254.355350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.360179]  ? trace_hardirqs_on_caller+0x310/0x310
[  254.365177]  ? trace_hardirqs_on_caller+0x310/0x310
[  254.370177]  ? task_prio+0x50/0x50
[  254.373704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.379317]  ? check_preemption_disabled+0x48/0x280
[  254.384320]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.389154]  apic_timer_interrupt+0xf/0x20
[  254.393368]  </IRQ>
[  254.395601] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  254.401471] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  254.420533] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  254.428223] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  254.435478] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  254.442731] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  254.449983] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  254.457234] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  254.464522]  ? save_stack+0xa9/0xd0
[  254.468144]  __kmalloc_node_track_caller+0x3c/0x70
[  254.473077]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  254.477824]  pskb_expand_head+0x230/0x10f0
[  254.482044]  ? check_preemption_disabled+0x48/0x280
[  254.487047]  ? memcpy+0x45/0x50
[  254.490312]  ? __copy_skb_header+0x350/0x6b0
[  254.494720]  ? skb_release_data+0x880/0x880
[  254.499026]  ? __alloc_skb+0x770/0x770
[  254.502905]  ? __lock_is_held+0xb5/0x140
[  254.506981]  ? kasan_check_write+0x14/0x20
[  254.511209]  ? __skb_clone+0x6c7/0xa00
[  254.515081]  ? __copy_skb_header+0x6b0/0x6b0
[  254.519471]  ? kmem_cache_alloc+0x33a/0x730
[  254.523781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.529305]  skb_ensure_writable+0x3dd/0x640
[  254.533704]  ? skb_checksum_setup+0xaa0/0xaa0
[  254.538186]  ? preempt_notifier_register+0x200/0x200
[  254.543273]  ? __switch_to_asm+0x34/0x70
[  254.547319]  ? __switch_to_asm+0x34/0x70
[  254.551364]  ? __switch_to_asm+0x40/0x70
[  254.555407]  ? __switch_to_asm+0x34/0x70
[  254.559467]  ? __switch_to_asm+0x40/0x70
[  254.563517]  ? __switch_to_asm+0x40/0x70
[  254.567577]  ? __switch_to_asm+0x34/0x70
[  254.571619]  ? __switch_to_asm+0x34/0x70
[  254.575664]  ? __switch_to_asm+0x40/0x70
[  254.579707]  ? __switch_to_asm+0x34/0x70
[  254.583764]  bpf_clone_redirect+0x14a/0x490
[  254.588076]  bpf_prog_210052181be91187+0x25d/0x1000
[  254.593079]  ? __sched_text_start+0x8/0x8
[  254.597218]  ? retint_kernel+0x2d/0x2d
[  254.601097]  ? trace_hardirqs_on_caller+0xc0/0x310
[  254.606021]  ? find_held_lock+0x36/0x1c0
[  254.610163]  ? lock_acquire+0x1ed/0x520
[  254.614124]  ? bpf_test_run+0x3cb/0x780
[  254.618084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.623611]  ? check_preemption_disabled+0x48/0x280
[  254.628613]  ? kasan_check_read+0x11/0x20
[  254.632769]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.638030]  ? rcu_softirq_qs+0x20/0x20
[  254.641990]  ? preempt_schedule+0x4d/0x60
[  254.646121]  ? ___preempt_schedule+0x16/0x18
[  254.650521]  ? bpf_test_run+0x25d/0x780
[  254.654492]  ? netlink_diag_dump+0x2a0/0x2a0
[  254.658897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.664423]  ? bpf_test_init.isra.10+0x70/0x100
[  254.669084]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  254.673835]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  254.678662]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  254.684183]  ? fput+0x130/0x1a0
[  254.687557]  ? __bpf_prog_get+0x9b/0x290
[  254.691623]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  254.696449]  ? bpf_prog_test_run+0x130/0x1a0
[  254.700851]  ? __x64_sys_bpf+0x3d8/0x520
[  254.704984]  ? bpf_prog_get+0x20/0x20
[  254.708781]  ? do_syscall_64+0x142/0x820
[  254.712830]  ? do_syscall_64+0x157/0x820
[  254.716883]  ? do_syscall_64+0x1b9/0x820
[  254.720931]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  254.726299]  ? syscall_return_slowpath+0x5e0/0x5e0
[  254.731210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.736044]  ? trace_hardirqs_on_caller+0x310/0x310
[  254.741045]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  254.746046]  ? prepare_exit_to_usermode+0x291/0x3b0
[  254.751049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.755881]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  254.761246] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  254.761250] warn_alloc_show_mem: 1 callbacks suppressed
[  254.761255] Mem-Info:
[  254.768515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  254.773871] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  254.773871]  active_file:14 inactive_file:13 isolated_file:0
[  254.773871]  unevictable:0 dirty:0 writeback:0 unstable:0
[  254.773871]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  254.773871]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  254.773871]  free:13753 free_pcp:301 free_cma:0
[  254.776235] Call Trace:
[  254.785598] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  254.818624]  <IRQ>
[  254.821184] Node 0 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
[  254.848952]  dump_stack+0x244/0x39d
[  254.851061] lowmem_reserve[]: 0 2818 6321 6321
[  254.877153]  ? dump_stack_print_info.cold.1+0x20/0x20
[  254.880749] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  254.885332]  warn_alloc.cold.116+0xb7/0x1bd
[  254.890484] lowmem_reserve[]: 0 0 3503 3503
[  254.918412]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  254.922698] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  254.927001]  ? lock_downgrade+0x900/0x900
[  254.931807] lowmem_reserve[]: 0 0 0 0
[  254.960848]  ? trace_hardirqs_off+0xb8/0x310
[  254.964957] 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
[  254.968752]  ? trace_hardirqs_off+0xb8/0x310
[  254.973125] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  254.986631]  __alloc_pages_slowpath+0x26e8/0x2e10
[  254.991021] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  255.006711]  ? warn_alloc+0x120/0x120
[  255.011510] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  255.026394]  ? print_usage_bug+0xc0/0xc0
[  255.030165] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  255.039060]  ? warn_alloc+0x120/0x120
[  255.043098] 4367 total pagecache pages
[  255.051652]  ? warn_alloc+0x120/0x120
[  255.055421] 0 pages in swap cache
[  255.059282]  ? print_usage_bug+0xc0/0xc0
[  255.063049] Swap cache stats: add 0, delete 0, find 0/0
[  255.066489]  ? print_usage_bug+0xc0/0xc0
[  255.070528] Free swap  = 0kB
[  255.070534] Total swap = 0kB
[  255.075874]  ? __lock_acquire+0x62f/0x4c20
[  255.079901] 1965979 pages RAM
[  255.082914]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.085893] 0 pages HighMem/MovableOnly
[  255.085899] 342853 pages reserved
[  255.090111]  ? should_fail+0x22d/0xd01
[  255.093179] 0 pages cma reserved
[  255.098702]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.102699] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  255.106074]  ? __lock_acquire+0x62f/0x4c20
[  255.110000] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.113276]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.118350] syz-executor4 cpuset=syz4 mems_allowed=0
[  255.124816]  ? __lock_acquire+0x62f/0x4c20
[  255.124829]  ? should_fail+0x22d/0xd01
[  255.157743]  ? find_held_lock+0x36/0x1c0
[  255.161796]  ? mark_held_locks+0x130/0x130
[  255.166203]  ? mark_held_locks+0x130/0x130
[  255.170425]  ? zap_class+0x640/0x640
[  255.174129]  ? zap_class+0x640/0x640
[  255.177831]  ? print_usage_bug+0xc0/0xc0
[  255.181880]  ? do_raw_spin_unlock+0xa7/0x330
[  255.186276]  ? zap_class+0x640/0x640
[  255.189974]  ? print_usage_bug+0xc0/0xc0
[  255.194022]  ? wq_watchdog_touch+0x9c/0xfe
[  255.198246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.203769]  ? check_preemption_disabled+0x48/0x280
[  255.208775]  ? __lock_is_held+0xb5/0x140
[  255.212826]  __alloc_pages_nodemask+0xa80/0xde0
[  255.217481]  ? zap_class+0x640/0x640
[  255.221184]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  255.226196]  ? find_held_lock+0x36/0x1c0
[  255.230253]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.234909]  ? lock_downgrade+0x900/0x900
[  255.239051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.244576]  cache_grow_begin+0xa5/0x8c0
[  255.248620]  ? do_raw_spin_unlock+0xa7/0x330
[  255.253027]  fallback_alloc+0x204/0x2e0
[  255.257002]  ____cache_alloc_node+0x1c7/0x1e0
[  255.261496]  kmem_cache_alloc_node+0xe3/0x730
[  255.265981]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.270212]  __alloc_skb+0x119/0x770
[  255.273919]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  255.279182]  ? netdev_alloc_frag+0x1f0/0x1f0
[  255.283578]  ? lock_downgrade+0x900/0x900
[  255.287721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.293260]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.298699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.304134]  ? addrconf_rs_timer+0x690/0x690
[  255.308538]  ndisc_alloc_skb+0x144/0x340
[  255.312589]  ndisc_send_rs+0x331/0x6e0
[  255.316490]  addrconf_rs_timer+0x314/0x690
[  255.320716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.324946]  call_timer_fn+0x272/0x920
[  255.328855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.333078]  ? process_timeout+0x40/0x40
[  255.337146]  ? mark_held_locks+0xc7/0x130
[  255.341283]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.345763]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.350242]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.354462]  ? lockdep_hardirqs_on+0x296/0x5b0
[  255.359121]  ? trace_hardirqs_on+0xbd/0x310
[  255.363438]  ? kasan_check_read+0x11/0x20
[  255.367581]  ? __run_timers+0x7da/0xc70
[  255.371541]  ? trace_hardirqs_off_caller+0x310/0x310
[  255.376647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.380877]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.385094]  __run_timers+0x7e5/0xc70
[  255.388887]  ? timer_fixup_init+0x70/0x70
[  255.393025]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.398118]  ? zap_class+0x640/0x640
[  255.401828]  ? print_usage_bug+0xc0/0xc0
[  255.405878]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.411058]  ? find_held_lock+0x36/0x1c0
[  255.415111]  ? zap_class+0x640/0x640
[  255.418816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.424339]  ? check_preemption_disabled+0x48/0x280
[  255.429351]  ? __lock_is_held+0xb5/0x140
[  255.433401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.438928]  ? check_preemption_disabled+0x48/0x280
[  255.443953]  run_timer_softirq+0x52/0xb0
[  255.448000]  ? rcu_read_lock_sched_held+0x14f/0x180
[  255.453004]  __do_softirq+0x308/0xb7e
[  255.456794]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  255.461273]  ? lock_downgrade+0x900/0x900
[  255.465409]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  255.470508]  ? pvclock_read_flags+0x160/0x160
[  255.474993]  ? lapic_next_event+0x5a/0x90
[  255.479136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.484664]  ? kvm_clock_read+0x18/0x30
[  255.488621]  ? kvm_sched_clock_read+0x9/0x20
[  255.493020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.498546]  ? check_preemption_disabled+0x48/0x280
[  255.503584]  irq_exit+0x17f/0x1c0
[  255.507023]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.511851]  ? smp_reschedule_interrupt+0x109/0x650
[  255.516853]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.522725]  ? interrupt_entry+0xb5/0xc0
[  255.526772]  ? trace_hardirqs_off_caller+0xbb/0x310
[  255.531795]  ? trace_hardirqs_off_caller+0xbb/0x310
[  255.536829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.541746]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.546747]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.551750]  ? task_prio+0x50/0x50
[  255.555276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.560797]  ? check_preemption_disabled+0x48/0x280
[  255.565802]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.570750]  apic_timer_interrupt+0xf/0x20
[  255.574968]  </IRQ>
[  255.577197] RIP: 0010:console_unlock+0x102f/0x1190
[  255.582128] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  255.601012] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  255.608702] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  255.615956] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  255.623209] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  255.630462] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  255.637712] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  255.644980]  ? netconsole_netdev_event+0x280/0x280
[  255.649898]  ? console_unlock+0x1026/0x1190
[  255.654234]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  255.658896]  ? vprintk_emit+0x846/0x990
[  255.662854]  ? lock_release+0xa00/0xa00
[  255.666813]  ? trace_hardirqs_on+0x70/0x310
[  255.671118]  ? vprintk_default+0x28/0x30
[  255.675171]  ? trace_hardirqs_off_caller+0x310/0x310
[  255.680262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.685814]  vprintk_emit+0x391/0x990
[  255.689612]  ? wake_up_klogd+0x180/0x180
[  255.693663]  ? find_held_lock+0x11/0x1c0
[  255.697721]  ? mark_held_locks+0xc7/0x130
[  255.701854]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.706333]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.710820]  vprintk_default+0x28/0x30
[  255.714692]  vprintk_func+0x7e/0x181
[  255.718395]  printk+0xa7/0xcf
[  255.721496]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  255.726239]  ? _raw_spin_unlock_irq+0x60/0x80
[  255.730737]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  255.736004]  dump_header+0x7cc/0xf72
[  255.739710]  ? pagefault_out_of_memory+0x197/0x197
[  255.744650]  ? percpu_ref_get_many+0x240/0x240
[  255.749240]  ? zap_class+0x640/0x640
[  255.752955]  ? print_usage_bug+0xc0/0xc0
[  255.757009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.762535]  ? find_held_lock+0x36/0x1c0
[  255.766588]  ? mark_held_locks+0xc7/0x130
[  255.770722]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  255.775809]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  255.781012]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  255.785583]  ? trace_hardirqs_on+0xbd/0x310
[  255.789888]  ? kasan_check_read+0x11/0x20
[  255.794028]  ? ___ratelimit+0x3b4/0x672
[  255.797994]  ? trace_hardirqs_off_caller+0x310/0x310
[  255.803100]  ? trace_hardirqs_on+0x310/0x310
[  255.807494]  ? lock_downgrade+0x900/0x900
[  255.811630]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  255.816719]  ? ___ratelimit+0x3b9/0x672
[  255.820681]  ? idr_get_free+0xf70/0xf70
[  255.824644]  ? find_held_lock+0x36/0x1c0
[  255.828718]  oom_kill_process.cold.27+0x10/0x903
[  255.833461]  ? zap_class+0x640/0x640
[  255.837251]  ? check_preemption_disabled+0x48/0x280
[  255.842258]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  255.847172]  ? kasan_check_read+0x11/0x20
[  255.851303]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  255.856569]  ? oom_evaluate_task+0x540/0x540
[  255.860967]  ? find_held_lock+0x36/0x1c0
[  255.865019]  ? out_of_memory+0x974/0x1430
[  255.869161]  ? lock_downgrade+0x900/0x900
[  255.873297]  ? check_preemption_disabled+0x48/0x280
[  255.878303]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  255.883217]  ? kasan_check_read+0x11/0x20
[  255.887351]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  255.892612]  ? rcu_softirq_qs+0x20/0x20
[  255.896577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.902098]  ? oom_evaluate_task+0x302/0x540
[  255.906587]  out_of_memory+0xa84/0x1430
[  255.910552]  ? oom_killer_disable+0x3a0/0x3a0
[  255.915038]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  255.919961]  ? __ww_mutex_check_waiters+0x160/0x160
[  255.924973]  __alloc_pages_slowpath+0x2354/0x2e10
[  255.929809]  ? do_raw_spin_trylock+0x270/0x270
[  255.934393]  ? warn_alloc+0x120/0x120
[  255.938184]  ? debug_check_no_obj_freed+0x305/0x58d
[  255.943187]  ? drain_local_pages_wq+0x40/0x40
[  255.947673]  ? __lock_acquire+0x62f/0x4c20
[  255.951924]  ? trace_hardirqs_on+0x310/0x310
[  255.956501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.962023]  ? should_fail+0x22d/0xd01
[  255.965900]  ? mark_held_locks+0x130/0x130
[  255.970121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.975222]  ? zap_class+0x640/0x640
[  255.978928]  ? trace_hardirqs_on+0x310/0x310
[  255.983325]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.988855]  ? __lock_is_held+0xb5/0x140
[  255.992912]  ? lock_release+0xa00/0xa00
[  255.996873]  ? perf_trace_sched_process_exec+0x860/0x860
[  256.002314]  ? __might_sleep+0x95/0x190
[  256.006280]  __alloc_pages_nodemask+0xa80/0xde0
[  256.010939]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  256.015941]  ? lock_downgrade+0x900/0x900
[  256.020073]  ? check_preemption_disabled+0x48/0x280
[  256.025081]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  256.029998]  ? kasan_check_read+0x11/0x20
[  256.034137]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  256.039403]  ? unwind_dump+0x190/0x190
[  256.043285]  ? is_bpf_text_address+0xd3/0x170
[  256.047776]  ? kernel_text_address+0x79/0xf0
[  256.052170]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  256.057695]  alloc_pages_current+0x173/0x350
[  256.062092]  depot_save_stack+0x3f1/0x470
[  256.066233]  save_stack+0xa9/0xd0
[  256.069676]  ? save_stack+0x43/0xd0
[  256.073288]  ? kasan_kmalloc+0xc7/0xe0
[  256.077162]  ? kasan_slab_alloc+0x12/0x20
[  256.081294]  ? kmem_cache_alloc_node+0x131/0x730
[  256.086143]  ? __alloc_skb+0x119/0x770
[  256.090026]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  256.094768]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  256.099864]  ? rtmsg_ifinfo+0x8c/0xa0
[  256.103654]  ? dev_close_many+0x3be/0x860
[  256.107789]  ? rollback_registered_many+0x543/0x1250
[  256.112892]  ? rollback_registered+0x1e9/0x420
[  256.117456]  ? unregister_netdevice_queue+0x321/0x5e0
[  256.122632]  ? __tun_detach+0x11b8/0x15c0
[  256.126765]  ? tun_chr_close+0xe3/0x180
[  256.130728]  ? __fput+0x385/0xa30
[  256.134180]  ? ____fput+0x15/0x20
[  256.137617]  ? task_work_run+0x1e8/0x2a0
[  256.141674]  ? do_exit+0x1ad6/0x26d0
[  256.145384]  ? do_group_exit+0x177/0x440
[  256.149432]  ? get_signal+0x8b0/0x1980
[  256.153305]  ? do_signal+0x9c/0x21c0
[  256.157010]  ? exit_to_usermode_loop+0x2e5/0x380
[  256.161752]  ? do_syscall_64+0x6be/0x820
[  256.165799]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  256.171162]  ? lock_downgrade+0x900/0x900
[  256.175389]  ? quarantine_reduce+0x163/0x1a0
[  256.179783]  ? trace_hardirqs_off_caller+0x310/0x310
[  256.184871]  ? ___cache_free+0x2e/0x380
[  256.188841]  ? quarantine_reduce+0x189/0x1a0
[  256.193239]  ? kasan_unpoison_shadow+0x35/0x50
[  256.197815]  kasan_kmalloc+0xc7/0xe0
[  256.201522]  kasan_slab_alloc+0x12/0x20
[  256.205485]  kmem_cache_alloc_node+0x131/0x730
[  256.210054]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  256.214974]  __alloc_skb+0x119/0x770
[  256.218681]  ? netdev_alloc_frag+0x1f0/0x1f0
[  256.223076]  ? if_nlmsg_size+0x5d1/0xbb0
[  256.227131]  ? rtnetlink_put_metrics+0x690/0x690
[  256.231883]  ? sk_psock_stop_strp+0x120/0x120
[  256.236366]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  256.241372]  ? netif_tx_stop_all_queues+0xd9/0x110
[  256.246293]  rtmsg_ifinfo_build_skb+0x74/0x190
[  256.250867]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  256.255697]  rtmsg_ifinfo+0x8c/0xa0
[  256.259314]  dev_close_many+0x3be/0x860
[  256.263291]  ? dev_fill_metadata_dst+0x840/0x840
[  256.268034]  ? find_held_lock+0x36/0x1c0
[  256.272089]  ? __queue_work+0x671/0x1440
[  256.276141]  ? lock_downgrade+0x900/0x900
[  256.280280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.285889]  ? rtnl_is_locked+0xb5/0xf0
[  256.289847]  ? rtnl_trylock+0x20/0x20
[  256.293635]  ? do_raw_spin_unlock+0xa7/0x330
[  256.298030]  ? do_raw_spin_trylock+0x270/0x270
[  256.302602]  rollback_registered_many+0x543/0x1250
[  256.307606]  ? generic_xdp_install+0x5a0/0x5a0
[  256.312179]  ? flush_rcu_work+0x90/0x90
[  256.316142]  ? zap_class+0x640/0x640
[  256.319845]  ? print_usage_bug+0xc0/0xc0
[  256.323904]  ? print_usage_bug+0xc0/0xc0
[  256.327955]  ? zap_class+0x640/0x640
[  256.331658]  ? print_usage_bug+0xc0/0xc0
[  256.336234]  ? find_held_lock+0x36/0x1c0
[  256.340290]  ? mark_held_locks+0xc7/0x130
[  256.344437]  rollback_registered+0x1e9/0x420
[  256.348830]  ? lockdep_hardirqs_on+0x321/0x5b0
[  256.353396]  ? rollback_registered_many+0x1250/0x1250
[  256.358571]  ? trace_hardirqs_on+0xbd/0x310
[  256.362882]  ? linkwatch_schedule_work+0x150/0x170
[  256.367802]  ? trace_hardirqs_off_caller+0x310/0x310
[  256.372895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.378419]  ? rtnl_is_locked+0xb5/0xf0
[  256.382380]  ? rtnl_trylock+0x20/0x20
[  256.386172]  ? queue_delayed_work_on+0x130/0x1f0
[  256.391024]  unregister_netdevice_queue+0x321/0x5e0
[  256.396031]  ? rollback_registered+0x420/0x420
[  256.400599]  ? linkwatch_schedule_work+0x170/0x170
[  256.405519]  ? tun_setup+0x2d0/0x2d0
[  256.409219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.414743]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  256.420091]  ? __tun_detach+0x6ba/0x15c0
[  256.424171]  __tun_detach+0x11b8/0x15c0
[  256.428129]  ? __call_rcu.constprop.55+0x3ea/0x950
[  256.433053]  ? __call_rcu.constprop.55+0x3ea/0x950
[  256.437980]  ? tun_attach+0x1900/0x1900
[  256.441943]  ? trace_hardirqs_off_caller+0x310/0x310
[  256.447042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.452580]  ? check_preemption_disabled+0x48/0x280
[  256.457581]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  256.462150]  ? zap_class+0x640/0x640
[  256.465846]  ? fsnotify+0x4e5/0xf20
[  256.469476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.474998]  ? locks_remove_file+0x3c6/0x5c0
[  256.479409]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  256.484929]  ? ima_file_free+0x132/0x650
[  256.488999]  ? __lock_is_held+0xb5/0x140
[  256.493052]  ? __tun_detach+0x15c0/0x15c0
[  256.497189]  ? __tun_detach+0x15c0/0x15c0
[  256.501321]  tun_chr_close+0xe3/0x180
[  256.505116]  __fput+0x385/0xa30
[  256.508385]  ? get_max_files+0x20/0x20
[  256.512275]  ? perf_trace_sched_process_exec+0x860/0x860
[  256.517717]  ____fput+0x15/0x20
[  256.520991]  task_work_run+0x1e8/0x2a0
[  256.524866]  ? task_work_cancel+0x240/0x240
[  256.529273]  ? switch_task_namespaces+0xb8/0xd0
[  256.533931]  do_exit+0x1ad6/0x26d0
[  256.537460]  ? mm_update_next_owner+0x990/0x990
[  256.542117]  ? print_usage_bug+0xc0/0xc0
[  256.546282]  ? find_held_lock+0x36/0x1c0
[  256.550343]  ? mark_held_locks+0x130/0x130
[  256.554567]  ? __lock_acquire+0x62f/0x4c20
[  256.558788]  ? pipe_wait+0x266/0x2c0
[  256.562495]  ? lock_release+0xa00/0xa00
[  256.566461]  ? mark_held_locks+0x130/0x130
[  256.570691]  ? __mutex_lock+0x85e/0x16f0
[  256.574757]  ? __switch_to_asm+0x40/0x70
[  256.578805]  ? pipe_wait+0x266/0x2c0
[  256.582506]  ? __switch_to_asm+0x34/0x70
[  256.586552]  ? __switch_to_asm+0x40/0x70
[  256.590602]  ? mutex_trylock+0x2b0/0x2b0
[  256.594650]  ? zap_class+0x640/0x640
[  256.598367]  ? zap_class+0x640/0x640
[  256.602066]  ? find_held_lock+0x36/0x1c0
[  256.606125]  ? memset+0x31/0x40
[  256.609396]  ? find_held_lock+0x36/0x1c0
[  256.613448]  ? get_signal+0x95b/0x1980
[  256.617326]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.621820]  ? _raw_spin_unlock_irq+0x27/0x80
[  256.626314]  do_group_exit+0x177/0x440
[  256.630202]  ? trace_hardirqs_off_caller+0x310/0x310
[  256.635289]  ? __ia32_sys_exit+0x50/0x50
[  256.639346]  get_signal+0x8b0/0x1980
[  256.643054]  ? ptrace_notify+0x130/0x130
[  256.647110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.652647]  ? pipe_read+0x702/0x940
[  256.656361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.661895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.667417]  ? __vfs_read+0x11f/0x9b0
[  256.671210]  do_signal+0x9c/0x21c0
[  256.674737]  ? fsnotify+0xf20/0xf20
[  256.678358]  ? setup_sigcontext+0x7d0/0x7d0
[  256.682680]  ? exit_to_usermode_loop+0x8c/0x380
[  256.687342]  ? exit_to_usermode_loop+0x8c/0x380
[  256.691997]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  256.696591]  ? trace_hardirqs_on+0xbd/0x310
[  256.700902]  ? do_syscall_64+0x6be/0x820
[  256.704959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.710496]  exit_to_usermode_loop+0x2e5/0x380
[  256.715066]  ? __bpf_trace_sys_exit+0x30/0x30
[  256.719559]  do_syscall_64+0x6be/0x820
[  256.723432]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  256.728782]  ? syscall_return_slowpath+0x5e0/0x5e0
[  256.733695]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.738525]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.743529]  ? prepare_exit_to_usermode+0x291/0x3b0
[  256.748540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.753382]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  256.758566] RIP: 0033:0x410fa0
[  256.761766] Code: Bad RIP value.
[  256.765134] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  256.772836] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  256.780090] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  256.787348] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  256.794692] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  256.801946] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  256.809221] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  256.809296] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  256.816481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  256.816485] Call Trace:
[  256.816490]  <IRQ>
[  256.816503]  dump_stack+0x244/0x39d
[  256.816518]  ? dump_stack_print_info.cold.1+0x20/0x20
[  256.823046] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  256.832326]  warn_alloc.cold.116+0xb7/0x1bd
[  256.834872] syz-executor5 cpuset=syz5 mems_allowed=0
[  256.837002]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  256.870450]  ? lock_downgrade+0x900/0x900
[  256.874588]  ? trace_hardirqs_off+0xb8/0x310
[  256.878993]  ? trace_hardirqs_off+0xb8/0x310
[  256.883394]  __alloc_pages_slowpath+0x26e8/0x2e10
[  256.888246]  ? warn_alloc+0x120/0x120
[  256.892047]  ? print_usage_bug+0xc0/0xc0
[  256.896096]  ? warn_alloc+0x120/0x120
[  256.899886]  ? warn_alloc+0x120/0x120
[  256.903676]  ? print_usage_bug+0xc0/0xc0
[  256.907721]  ? kvm_clock_read+0x18/0x30
[  256.911677]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  256.916677]  ? print_usage_bug+0xc0/0xc0
[  256.920726]  ? __lock_acquire+0x62f/0x4c20
[  256.924952]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.930480]  ? should_fail+0x22d/0xd01
[  256.934356]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  256.939622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.944716]  ? __lock_acquire+0x62f/0x4c20
[  256.948938]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.954027]  ? __lock_acquire+0x62f/0x4c20
[  256.958244]  ? should_fail+0x22d/0xd01
[  256.962120]  ? rcu_irq_exit+0x1a2/0x390
[  256.966088]  ? mark_held_locks+0x130/0x130
[  256.970319]  ? mark_held_locks+0x130/0x130
[  256.974543]  ? mark_held_locks+0xc7/0x130
[  256.978680]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  256.983680]  ? zap_class+0x640/0x640
[  256.987382]  ? print_usage_bug+0xc0/0xc0
[  256.991434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.997042]  ? check_preemption_disabled+0x48/0x280
[  257.002050]  ? __lock_is_held+0xb5/0x140
[  257.006101]  __alloc_pages_nodemask+0xa80/0xde0
[  257.010756]  ? zap_class+0x640/0x640
[  257.014457]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  257.019481]  ? find_held_lock+0x36/0x1c0
[  257.023560]  ? ____cache_alloc_node+0x1c7/0x1e0
[  257.028221]  ? lock_downgrade+0x900/0x900
[  257.032360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.037891]  cache_grow_begin+0xa5/0x8c0
[  257.041937]  ? do_raw_spin_unlock+0xa7/0x330
[  257.046343]  fallback_alloc+0x204/0x2e0
[  257.050313]  ____cache_alloc_node+0x1c7/0x1e0
[  257.054811]  kmem_cache_alloc_node+0xe3/0x730
[  257.059298]  ? ipv6_get_ifaddr+0x42e/0x620
[  257.063528]  __alloc_skb+0x119/0x770
[  257.067229]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.072493]  ? netdev_alloc_frag+0x1f0/0x1f0
[  257.076886]  ? lock_downgrade+0x900/0x900
[  257.081030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.086556]  ? refcount_sub_and_test_checked+0x203/0x310
[  257.092002]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  257.097439]  ? addrconf_rs_timer+0x690/0x690
[  257.101843]  ndisc_alloc_skb+0x144/0x340
[  257.105893]  ndisc_send_rs+0x331/0x6e0
[  257.109772]  addrconf_rs_timer+0x314/0x690
[  257.113997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.118225]  call_timer_fn+0x272/0x920
[  257.122184]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.126404]  ? process_timeout+0x40/0x40
[  257.130455]  ? __run_timers+0x7da/0xc70
[  257.134416]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.138893]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.143372]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.147592]  ? lockdep_hardirqs_on+0x296/0x5b0
[  257.152173]  ? trace_hardirqs_on+0xbd/0x310
[  257.156480]  ? kasan_check_read+0x11/0x20
[  257.160610]  ? __run_timers+0x7da/0xc70
[  257.164585]  ? trace_hardirqs_off_caller+0x310/0x310
[  257.169946]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.174171]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.178392]  __run_timers+0x7e5/0xc70
[  257.182187]  ? timer_fixup_init+0x70/0x70
[  257.186323]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.191325]  ? zap_class+0x640/0x640
[  257.195029]  ? enqueue_hrtimer+0x1a5/0x560
[  257.199249]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  257.204434]  ? find_held_lock+0x36/0x1c0
[  257.208486]  ? zap_class+0x640/0x640
[  257.212221]  ? pvclock_read_flags+0x160/0x160
[  257.216704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.222231]  ? check_preemption_disabled+0x48/0x280
[  257.227240]  ? __lock_is_held+0xb5/0x140
[  257.231292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.236818]  ? check_preemption_disabled+0x48/0x280
[  257.241824]  run_timer_softirq+0x52/0xb0
[  257.245870]  ? rcu_read_lock_sched_held+0x14f/0x180
[  257.250874]  __do_softirq+0x308/0xb7e
[  257.254660]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  257.259140]  ? lock_downgrade+0x900/0x900
[  257.263292]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  257.268402]  ? pvclock_read_flags+0x160/0x160
[  257.272970]  ? lapic_next_event+0x5a/0x90
[  257.277104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.282634]  ? kvm_clock_read+0x18/0x30
[  257.286591]  ? kvm_sched_clock_read+0x9/0x20
[  257.290983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.296507]  ? check_preemption_disabled+0x48/0x280
[  257.301530]  irq_exit+0x17f/0x1c0
[  257.304972]  smp_apic_timer_interrupt+0x1cb/0x760
[  257.309797]  ? smp_reschedule_interrupt+0x109/0x650
[  257.314807]  ? smp_call_function_single_interrupt+0x650/0x650
[  257.320676]  ? interrupt_entry+0xb5/0xc0
[  257.324722]  ? trace_hardirqs_off_caller+0xbb/0x310
[  257.329722]  ? trace_hardirqs_off_caller+0xbb/0x310
[  257.334740]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.339569]  ? trace_hardirqs_on_caller+0x310/0x310
[  257.344580]  ? trace_hardirqs_on_caller+0x310/0x310
[  257.349671]  ? task_prio+0x50/0x50
[  257.353197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.358721]  ? check_preemption_disabled+0x48/0x280
[  257.363810]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.368642]  apic_timer_interrupt+0xf/0x20
[  257.373518]  </IRQ>
[  257.375748] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  257.381617] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  257.400500] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  257.408204] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  257.415458] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  257.422709] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  257.429970] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  257.437225] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  257.444519]  ? save_stack+0xa9/0xd0
[  257.448141]  __kmalloc_node_track_caller+0x3c/0x70
[  257.453060]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  257.457807]  pskb_expand_head+0x230/0x10f0
[  257.462026]  ? check_preemption_disabled+0x48/0x280
[  257.467032]  ? memcpy+0x45/0x50
[  257.470299]  ? __copy_skb_header+0x350/0x6b0
[  257.474707]  ? skb_release_data+0x880/0x880
[  257.479012]  ? __alloc_skb+0x770/0x770
[  257.482894]  ? __lock_is_held+0xb5/0x140
[  257.486942]  ? kasan_check_write+0x14/0x20
[  257.491157]  ? __skb_clone+0x6c7/0xa00
[  257.495027]  ? __copy_skb_header+0x6b0/0x6b0
[  257.499418]  ? kmem_cache_alloc+0x33a/0x730
[  257.503727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.509259]  skb_ensure_writable+0x3dd/0x640
[  257.513655]  ? skb_checksum_setup+0xaa0/0xaa0
[  257.518133]  ? preempt_notifier_register+0x200/0x200
[  257.523217]  ? __switch_to_asm+0x34/0x70
[  257.527271]  ? __switch_to_asm+0x34/0x70
[  257.531313]  ? __switch_to_asm+0x40/0x70
[  257.535360]  ? __switch_to_asm+0x34/0x70
[  257.539424]  ? __switch_to_asm+0x40/0x70
[  257.543467]  ? __switch_to_asm+0x40/0x70
[  257.547513]  ? __switch_to_asm+0x34/0x70
[  257.551557]  ? __switch_to_asm+0x34/0x70
[  257.555602]  ? __switch_to_asm+0x40/0x70
[  257.559650]  ? __switch_to_asm+0x34/0x70
[  257.563697]  bpf_clone_redirect+0x14a/0x490
[  257.568012]  bpf_prog_210052181be91187+0x25d/0x1000
[  257.573017]  ? __sched_text_start+0x8/0x8
[  257.577150]  ? retint_kernel+0x2d/0x2d
[  257.581021]  ? trace_hardirqs_on_caller+0xc0/0x310
[  257.585939]  ? find_held_lock+0x36/0x1c0
[  257.589994]  ? lock_acquire+0x1ed/0x520
[  257.593958]  ? bpf_test_run+0x3cb/0x780
[  257.597918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.603460]  ? check_preemption_disabled+0x48/0x280
[  257.608464]  ? kasan_check_read+0x11/0x20
[  257.612605]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.617868]  ? rcu_softirq_qs+0x20/0x20
[  257.621841]  ? preempt_schedule+0x4d/0x60
[  257.625977]  ? ___preempt_schedule+0x16/0x18
[  257.630391]  ? bpf_test_run+0x25d/0x780
[  257.634358]  ? netlink_diag_dump+0x2a0/0x2a0
[  257.638757]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.644279]  ? bpf_test_init.isra.10+0x70/0x100
[  257.648935]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  257.653695]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  257.658536]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  257.664058]  ? fput+0x130/0x1a0
[  257.667326]  ? __bpf_prog_get+0x9b/0x290
[  257.671379]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  257.676204]  ? bpf_prog_test_run+0x130/0x1a0
[  257.680602]  ? __x64_sys_bpf+0x3d8/0x520
[  257.684646]  ? bpf_prog_get+0x20/0x20
[  257.688440]  ? do_syscall_64+0x142/0x820
[  257.692494]  ? do_syscall_64+0x157/0x820
[  257.696548]  ? do_syscall_64+0x1b9/0x820
[  257.700596]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  257.705949]  ? syscall_return_slowpath+0x5e0/0x5e0
[  257.710886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.715724]  ? trace_hardirqs_on_caller+0x310/0x310
[  257.720725]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  257.725738]  ? prepare_exit_to_usermode+0x291/0x3b0
[  257.730754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.735587]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  257.740954] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  257.740958] warn_alloc_show_mem: 1 callbacks suppressed
[  257.740963] Mem-Info:
[  257.748228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  257.753583] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  257.753583]  active_file:14 inactive_file:13 isolated_file:0
[  257.753583]  unevictable:0 dirty:0 writeback:0 unstable:0
[  257.753583]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  257.753583]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  257.753583]  free:13753 free_pcp:301 free_cma:0
[  257.755949] Call Trace:
[  257.765315] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  257.798233]  <IRQ>
[  257.800788] Node 0 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
[  257.828522]  dump_stack+0x244/0x39d
[  257.830651] lowmem_reserve[]: 0 2818 6321 6321
[  257.856827]  ? dump_stack_print_info.cold.1+0x20/0x20
[  257.860421] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  257.864993]  warn_alloc.cold.116+0xb7/0x1bd
[  257.870136] lowmem_reserve[]: 0 0 3503 3503
[  257.898085]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  257.902379] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  257.906680]  ? lock_downgrade+0x900/0x900
[  257.911487] lowmem_reserve[]: 0 0 0 0
[  257.940547]  ? trace_hardirqs_off+0xb8/0x310
[  257.944667] 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
[  257.948461]  ? trace_hardirqs_off+0xb8/0x310
[  257.952924] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  257.966535]  __alloc_pages_slowpath+0x26e8/0x2e10
[  257.970907] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  257.986598]  ? warn_alloc+0x120/0x120
[  257.991394] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  258.006277]  ? print_usage_bug+0xc0/0xc0
[  258.010049] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  258.018857]  ? warn_alloc+0x120/0x120
[  258.022894] 4367 total pagecache pages
[  258.031450]  ? warn_alloc+0x120/0x120
[  258.035223] 0 pages in swap cache
[  258.039085]  ? print_usage_bug+0xc0/0xc0
[  258.042856] Swap cache stats: add 0, delete 0, find 0/0
[  258.046300]  ? kvm_clock_read+0x18/0x30
[  258.050344] Free swap  = 0kB
[  258.055687]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  258.059626] Total swap = 0kB
[  258.062626]  ? print_usage_bug+0xc0/0xc0
[  258.067608] 1965979 pages RAM
[  258.070606]  ? __lock_acquire+0x62f/0x4c20
[  258.074632] 0 pages HighMem/MovableOnly
[  258.077717]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.081915] 342853 pages reserved
[  258.085867]  ? should_fail+0x22d/0xd01
[  258.091364] 0 pages cma reserved
[  258.091432] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.094898]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  258.094914]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.098819] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.102112]  ? __lock_acquire+0x62f/0x4c20
[  258.108571] syz-executor4 cpuset=syz4 mems_allowed=0
[  258.113828]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.143726]  ? __lock_acquire+0x62f/0x4c20
[  258.147951]  ? should_fail+0x22d/0xd01
[  258.151820]  ? rcu_irq_exit+0x1a2/0x390
[  258.155790]  ? mark_held_locks+0x130/0x130
[  258.160014]  ? mark_held_locks+0x130/0x130
[  258.164240]  ? mark_held_locks+0xc7/0x130
[  258.168377]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  258.173393]  ? zap_class+0x640/0x640
[  258.177095]  ? print_usage_bug+0xc0/0xc0
[  258.181144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.186667]  ? check_preemption_disabled+0x48/0x280
[  258.191677]  ? __lock_is_held+0xb5/0x140
[  258.195729]  __alloc_pages_nodemask+0xa80/0xde0
[  258.200413]  ? zap_class+0x640/0x640
[  258.204115]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  258.209126]  ? find_held_lock+0x36/0x1c0
[  258.213185]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.217840]  ? lock_downgrade+0x900/0x900
[  258.221979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.227505]  cache_grow_begin+0xa5/0x8c0
[  258.231554]  ? do_raw_spin_unlock+0xa7/0x330
[  258.235960]  fallback_alloc+0x204/0x2e0
[  258.239925]  ____cache_alloc_node+0x1c7/0x1e0
[  258.244413]  kmem_cache_alloc_node+0xe3/0x730
[  258.248894]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.253120]  __alloc_skb+0x119/0x770
[  258.256818]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  258.262084]  ? netdev_alloc_frag+0x1f0/0x1f0
[  258.266481]  ? lock_downgrade+0x900/0x900
[  258.270621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.276159]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.281603]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.287038]  ? addrconf_rs_timer+0x690/0x690
[  258.291456]  ndisc_alloc_skb+0x144/0x340
[  258.295506]  ndisc_send_rs+0x331/0x6e0
[  258.299386]  addrconf_rs_timer+0x314/0x690
[  258.303610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.307839]  call_timer_fn+0x272/0x920
[  258.311711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.315934]  ? process_timeout+0x40/0x40
[  258.319986]  ? mark_held_locks+0xc7/0x130
[  258.324133]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.328612]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.333609]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.337835]  ? lockdep_hardirqs_on+0x296/0x5b0
[  258.342420]  ? trace_hardirqs_on+0xbd/0x310
[  258.346736]  ? kasan_check_read+0x11/0x20
[  258.350868]  ? __run_timers+0x7da/0xc70
[  258.354828]  ? trace_hardirqs_off_caller+0x310/0x310
[  258.359920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.364152]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.368374]  __run_timers+0x7e5/0xc70
[  258.372178]  ? timer_fixup_init+0x70/0x70
[  258.376315]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.381315]  ? zap_class+0x640/0x640
[  258.385018]  ? print_usage_bug+0xc0/0xc0
[  258.389071]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.394267]  ? find_held_lock+0x36/0x1c0
[  258.398318]  ? zap_class+0x640/0x640
[  258.402021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.407544]  ? check_preemption_disabled+0x48/0x280
[  258.412552]  ? __lock_is_held+0xb5/0x140
[  258.416600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.422125]  ? check_preemption_disabled+0x48/0x280
[  258.427132]  run_timer_softirq+0x52/0xb0
[  258.431189]  ? rcu_read_lock_sched_held+0x14f/0x180
[  258.436193]  __do_softirq+0x308/0xb7e
[  258.439992]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  258.444469]  ? lock_downgrade+0x900/0x900
[  258.448607]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  258.453702]  ? pvclock_read_flags+0x160/0x160
[  258.458189]  ? lapic_next_event+0x5a/0x90
[  258.462328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.467862]  ? kvm_clock_read+0x18/0x30
[  258.471823]  ? kvm_sched_clock_read+0x9/0x20
[  258.476219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.481745]  ? check_preemption_disabled+0x48/0x280
[  258.486751]  irq_exit+0x17f/0x1c0
[  258.490190]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.495061]  ? smp_reschedule_interrupt+0x109/0x650
[  258.500062]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.505949]  ? interrupt_entry+0xb5/0xc0
[  258.509998]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.515002]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.520007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.524836]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.529844]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.534845]  ? task_prio+0x50/0x50
[  258.538372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.543897]  ? check_preemption_disabled+0x48/0x280
[  258.548918]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.553748]  apic_timer_interrupt+0xf/0x20
[  258.557968]  </IRQ>
[  258.560194] RIP: 0010:console_unlock+0x102f/0x1190
[  258.565109] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  258.584104] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  258.591794] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  258.599046] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  258.606301] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  258.613554] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  258.620811] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  258.628076]  ? netconsole_netdev_event+0x280/0x280
[  258.632998]  ? console_unlock+0x1026/0x1190
[  258.637319]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  258.641981]  ? vprintk_emit+0x846/0x990
[  258.645945]  ? lock_release+0xa00/0xa00
[  258.649909]  ? trace_hardirqs_on+0x70/0x310
[  258.654323]  ? vprintk_default+0x28/0x30
[  258.658371]  ? trace_hardirqs_off_caller+0x310/0x310
[  258.663464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.668994]  vprintk_emit+0x391/0x990
[  258.672787]  ? wake_up_klogd+0x180/0x180
[  258.676841]  ? find_held_lock+0x11/0x1c0
[  258.680901]  ? mark_held_locks+0xc7/0x130
[  258.685069]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.689551]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.694037]  vprintk_default+0x28/0x30
[  258.697939]  vprintk_func+0x7e/0x181
[  258.701643]  printk+0xa7/0xcf
[  258.704734]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  258.709480]  ? _raw_spin_unlock_irq+0x60/0x80
[  258.713970]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  258.719242]  dump_header+0x7cc/0xf72
[  258.722966]  ? pagefault_out_of_memory+0x197/0x197
[  258.727895]  ? percpu_ref_get_many+0x240/0x240
[  258.732472]  ? zap_class+0x640/0x640
[  258.736178]  ? print_usage_bug+0xc0/0xc0
[  258.740229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.745754]  ? find_held_lock+0x36/0x1c0
[  258.749898]  ? mark_held_locks+0xc7/0x130
[  258.754032]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  258.759120]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  258.764221]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  258.768798]  ? trace_hardirqs_on+0xbd/0x310
[  258.773109]  ? kasan_check_read+0x11/0x20
[  258.777250]  ? ___ratelimit+0x3b4/0x672
[  258.781215]  ? trace_hardirqs_off_caller+0x310/0x310
[  258.786307]  ? trace_hardirqs_on+0x310/0x310
[  258.790700]  ? lock_downgrade+0x900/0x900
[  258.794839]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  258.799927]  ? ___ratelimit+0x3b9/0x672
[  258.803892]  ? idr_get_free+0xf70/0xf70
[  258.807853]  ? find_held_lock+0x36/0x1c0
[  258.811913]  oom_kill_process.cold.27+0x10/0x903
[  258.816657]  ? zap_class+0x640/0x640
[  258.820355]  ? check_preemption_disabled+0x48/0x280
[  258.825373]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  258.830289]  ? kasan_check_read+0x11/0x20
[  258.834529]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  258.839816]  ? oom_evaluate_task+0x540/0x540
[  258.844215]  ? find_held_lock+0x36/0x1c0
[  258.848275]  ? out_of_memory+0x974/0x1430
[  258.852414]  ? lock_downgrade+0x900/0x900
[  258.856546]  ? check_preemption_disabled+0x48/0x280
[  258.861553]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  258.866465]  ? kasan_check_read+0x11/0x20
[  258.870603]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  258.875864]  ? rcu_softirq_qs+0x20/0x20
[  258.879828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.885352]  ? oom_evaluate_task+0x302/0x540
[  258.889765]  out_of_memory+0xa84/0x1430
[  258.893733]  ? oom_killer_disable+0x3a0/0x3a0
[  258.898214]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  258.903137]  ? __ww_mutex_check_waiters+0x160/0x160
[  258.908153]  __alloc_pages_slowpath+0x2354/0x2e10
[  258.912989]  ? do_raw_spin_trylock+0x270/0x270
[  258.917567]  ? warn_alloc+0x120/0x120
[  258.921362]  ? debug_check_no_obj_freed+0x305/0x58d
[  258.926458]  ? drain_local_pages_wq+0x40/0x40
[  258.930945]  ? __lock_acquire+0x62f/0x4c20
[  258.935169]  ? trace_hardirqs_on+0x310/0x310
[  258.939571]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.945093]  ? should_fail+0x22d/0xd01
[  258.948974]  ? mark_held_locks+0x130/0x130
[  258.953200]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.958392]  ? zap_class+0x640/0x640
[  258.962098]  ? trace_hardirqs_on+0x310/0x310
[  258.966503]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  258.972032]  ? __lock_is_held+0xb5/0x140
[  258.976089]  ? lock_release+0xa00/0xa00
[  258.980056]  ? perf_trace_sched_process_exec+0x860/0x860
[  258.985501]  ? __might_sleep+0x95/0x190
[  258.989466]  __alloc_pages_nodemask+0xa80/0xde0
[  258.994129]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  258.999136]  ? lock_downgrade+0x900/0x900
[  259.003269]  ? check_preemption_disabled+0x48/0x280
[  259.008277]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.013193]  ? kasan_check_read+0x11/0x20
[  259.017344]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.022608]  ? unwind_dump+0x190/0x190
[  259.026495]  ? is_bpf_text_address+0xd3/0x170
[  259.030991]  ? kernel_text_address+0x79/0xf0
[  259.035416]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  259.040950]  alloc_pages_current+0x173/0x350
[  259.045346]  depot_save_stack+0x3f1/0x470
[  259.049489]  save_stack+0xa9/0xd0
[  259.052932]  ? save_stack+0x43/0xd0
[  259.056548]  ? kasan_kmalloc+0xc7/0xe0
[  259.060424]  ? kasan_slab_alloc+0x12/0x20
[  259.064556]  ? kmem_cache_alloc_node+0x131/0x730
[  259.069298]  ? __alloc_skb+0x119/0x770
[  259.073180]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  259.077920]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  259.083034]  ? rtmsg_ifinfo+0x8c/0xa0
[  259.086820]  ? dev_close_many+0x3be/0x860
[  259.090987]  ? rollback_registered_many+0x543/0x1250
[  259.096083]  ? rollback_registered+0x1e9/0x420
[  259.100652]  ? unregister_netdevice_queue+0x321/0x5e0
[  259.105836]  ? __tun_detach+0x11b8/0x15c0
[  259.109969]  ? tun_chr_close+0xe3/0x180
[  259.113927]  ? __fput+0x385/0xa30
[  259.117363]  ? ____fput+0x15/0x20
[  259.120804]  ? task_work_run+0x1e8/0x2a0
[  259.124849]  ? do_exit+0x1ad6/0x26d0
[  259.128552]  ? do_group_exit+0x177/0x440
[  259.132600]  ? get_signal+0x8b0/0x1980
[  259.136471]  ? do_signal+0x9c/0x21c0
[  259.140174]  ? exit_to_usermode_loop+0x2e5/0x380
[  259.144914]  ? do_syscall_64+0x6be/0x820
[  259.148961]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  259.154324]  ? lock_downgrade+0x900/0x900
[  259.158473]  ? quarantine_reduce+0x163/0x1a0
[  259.162872]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.168145]  ? ___cache_free+0x2e/0x380
[  259.172122]  ? quarantine_reduce+0x189/0x1a0
[  259.176522]  ? kasan_unpoison_shadow+0x35/0x50
[  259.181104]  kasan_kmalloc+0xc7/0xe0
[  259.184809]  kasan_slab_alloc+0x12/0x20
[  259.188772]  kmem_cache_alloc_node+0x131/0x730
[  259.193342]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.198259]  __alloc_skb+0x119/0x770
[  259.201961]  ? netdev_alloc_frag+0x1f0/0x1f0
[  259.206445]  ? if_nlmsg_size+0x5d1/0xbb0
[  259.210499]  ? rtnetlink_put_metrics+0x690/0x690
[  259.215253]  ? sk_psock_stop_strp+0x120/0x120
[  259.219736]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  259.224738]  ? netif_tx_stop_all_queues+0xd9/0x110
[  259.229676]  rtmsg_ifinfo_build_skb+0x74/0x190
[  259.234253]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  259.239093]  rtmsg_ifinfo+0x8c/0xa0
[  259.242712]  dev_close_many+0x3be/0x860
[  259.246682]  ? dev_fill_metadata_dst+0x840/0x840
[  259.251423]  ? find_held_lock+0x36/0x1c0
[  259.255477]  ? __queue_work+0x671/0x1440
[  259.259524]  ? lock_downgrade+0x900/0x900
[  259.263665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.269187]  ? rtnl_is_locked+0xb5/0xf0
[  259.273146]  ? rtnl_trylock+0x20/0x20
[  259.276934]  ? do_raw_spin_unlock+0xa7/0x330
[  259.281325]  ? do_raw_spin_trylock+0x270/0x270
[  259.285899]  rollback_registered_many+0x543/0x1250
[  259.290819]  ? generic_xdp_install+0x5a0/0x5a0
[  259.295394]  ? flush_rcu_work+0x90/0x90
[  259.299352]  ? zap_class+0x640/0x640
[  259.303054]  ? print_usage_bug+0xc0/0xc0
[  259.307107]  ? print_usage_bug+0xc0/0xc0
[  259.311158]  ? zap_class+0x640/0x640
[  259.314864]  ? print_usage_bug+0xc0/0xc0
[  259.318916]  ? find_held_lock+0x36/0x1c0
[  259.322972]  ? mark_held_locks+0xc7/0x130
[  259.327113]  rollback_registered+0x1e9/0x420
[  259.331506]  ? lockdep_hardirqs_on+0x321/0x5b0
[  259.336072]  ? rollback_registered_many+0x1250/0x1250
[  259.341253]  ? trace_hardirqs_on+0xbd/0x310
[  259.345650]  ? linkwatch_schedule_work+0x150/0x170
[  259.350746]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.355843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.361363]  ? rtnl_is_locked+0xb5/0xf0
[  259.365322]  ? rtnl_trylock+0x20/0x20
[  259.369110]  ? queue_delayed_work_on+0x130/0x1f0
[  259.373862]  unregister_netdevice_queue+0x321/0x5e0
[  259.378864]  ? rollback_registered+0x420/0x420
[  259.383438]  ? linkwatch_schedule_work+0x170/0x170
[  259.388354]  ? tun_setup+0x2d0/0x2d0
[  259.392054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.397585]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  259.402934]  ? __tun_detach+0x6ba/0x15c0
[  259.406985]  __tun_detach+0x11b8/0x15c0
[  259.410943]  ? __call_rcu.constprop.55+0x3ea/0x950
[  259.415874]  ? __call_rcu.constprop.55+0x3ea/0x950
[  259.420794]  ? tun_attach+0x1900/0x1900
[  259.424770]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.429861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.435389]  ? check_preemption_disabled+0x48/0x280
[  259.440394]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  259.444965]  ? zap_class+0x640/0x640
[  259.448664]  ? fsnotify+0x4e5/0xf20
[  259.452281]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.457814]  ? locks_remove_file+0x3c6/0x5c0
[  259.462218]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  259.467753]  ? ima_file_free+0x132/0x650
[  259.471806]  ? __lock_is_held+0xb5/0x140
[  259.475860]  ? __tun_detach+0x15c0/0x15c0
[  259.479998]  ? __tun_detach+0x15c0/0x15c0
[  259.484130]  tun_chr_close+0xe3/0x180
[  259.487930]  __fput+0x385/0xa30
[  259.491201]  ? get_max_files+0x20/0x20
[  259.495124]  ? perf_trace_sched_process_exec+0x860/0x860
[  259.500564]  ____fput+0x15/0x20
[  259.503835]  task_work_run+0x1e8/0x2a0
[  259.507713]  ? task_work_cancel+0x240/0x240
[  259.512022]  ? switch_task_namespaces+0xb8/0xd0
[  259.516692]  do_exit+0x1ad6/0x26d0
[  259.520230]  ? mm_update_next_owner+0x990/0x990
[  259.524884]  ? print_usage_bug+0xc0/0xc0
[  259.528945]  ? find_held_lock+0x36/0x1c0
[  259.533001]  ? mark_held_locks+0x130/0x130
[  259.537224]  ? __lock_acquire+0x62f/0x4c20
[  259.541443]  ? pipe_wait+0x266/0x2c0
[  259.545150]  ? lock_release+0xa00/0xa00
[  259.549119]  ? mark_held_locks+0x130/0x130
[  259.553347]  ? __mutex_lock+0x85e/0x16f0
[  259.557397]  ? __switch_to_asm+0x40/0x70
[  259.561444]  ? pipe_wait+0x266/0x2c0
[  259.565144]  ? __switch_to_asm+0x34/0x70
[  259.569202]  ? __switch_to_asm+0x40/0x70
[  259.573250]  ? mutex_trylock+0x2b0/0x2b0
[  259.577296]  ? zap_class+0x640/0x640
[  259.581009]  ? zap_class+0x640/0x640
[  259.584704]  ? find_held_lock+0x36/0x1c0
[  259.588787]  ? memset+0x31/0x40
[  259.592084]  ? find_held_lock+0x36/0x1c0
[  259.596139]  ? get_signal+0x95b/0x1980
[  259.600010]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.604490]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.608977]  do_group_exit+0x177/0x440
[  259.612855]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.617946]  ? __ia32_sys_exit+0x50/0x50
[  259.621998]  get_signal+0x8b0/0x1980
[  259.625706]  ? ptrace_notify+0x130/0x130
[  259.629756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.635290]  ? pipe_read+0x702/0x940
[  259.638990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.644520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.650042]  ? __vfs_read+0x11f/0x9b0
[  259.653841]  do_signal+0x9c/0x21c0
[  259.657499]  ? fsnotify+0xf20/0xf20
[  259.661117]  ? setup_sigcontext+0x7d0/0x7d0
[  259.665428]  ? exit_to_usermode_loop+0x8c/0x380
[  259.670080]  ? exit_to_usermode_loop+0x8c/0x380
[  259.674731]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  259.679296]  ? trace_hardirqs_on+0xbd/0x310
[  259.683604]  ? do_syscall_64+0x6be/0x820
[  259.687656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.693283]  exit_to_usermode_loop+0x2e5/0x380
[  259.697852]  ? __bpf_trace_sys_exit+0x30/0x30
[  259.702377]  do_syscall_64+0x6be/0x820
[  259.706252]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  259.711602]  ? syscall_return_slowpath+0x5e0/0x5e0
[  259.716519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.721348]  ? trace_hardirqs_on_caller+0x310/0x310
[  259.726355]  ? prepare_exit_to_usermode+0x291/0x3b0
[  259.731362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.736194]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  259.741370] RIP: 0033:0x410fa0
[  259.744565] Code: Bad RIP value.
[  259.747913] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  259.755607] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  259.762862] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  259.770207] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  259.777463] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  259.784717] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  259.791996] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  259.792099] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  259.799259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  259.799265] Call Trace:
[  259.805825] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  259.815076]  <IRQ>
[  259.817635] syz-executor5 cpuset=syz5 mems_allowed=0
[  259.828100]  dump_stack+0x244/0x39d
[  259.838997]  ? dump_stack_print_info.cold.1+0x20/0x20
[  259.844190]  warn_alloc.cold.116+0xb7/0x1bd
[  259.848500]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  259.853332]  ? lock_downgrade+0x900/0x900
[  259.857472]  ? trace_hardirqs_off+0xb8/0x310
[  259.861870]  ? trace_hardirqs_off+0xb8/0x310
[  259.866270]  __alloc_pages_slowpath+0x26e8/0x2e10
[  259.871122]  ? warn_alloc+0x120/0x120
[  259.875036]  ? print_usage_bug+0xc0/0xc0
[  259.879088]  ? warn_alloc+0x120/0x120
[  259.882879]  ? warn_alloc+0x120/0x120
[  259.886665]  ? print_usage_bug+0xc0/0xc0
[  259.890715]  ? print_usage_bug+0xc0/0xc0
[  259.894763]  ? __lock_acquire+0x62f/0x4c20
[  259.899100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.904623]  ? should_fail+0x22d/0xd01
[  259.908501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.913587]  ? __lock_acquire+0x62f/0x4c20
[  259.917806]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.922910]  ? __lock_acquire+0x62f/0x4c20
[  259.927129]  ? should_fail+0x22d/0xd01
[  259.931005]  ? find_held_lock+0x36/0x1c0
[  259.935071]  ? mark_held_locks+0x130/0x130
[  259.939379]  ? mark_held_locks+0x130/0x130
[  259.943597]  ? zap_class+0x640/0x640
[  259.947299]  ? zap_class+0x640/0x640
[  259.951003]  ? print_usage_bug+0xc0/0xc0
[  259.955056]  ? do_raw_spin_unlock+0xa7/0x330
[  259.959447]  ? zap_class+0x640/0x640
[  259.963171]  ? print_usage_bug+0xc0/0xc0
[  259.967239]  ? wq_watchdog_touch+0x9c/0xfe
[  259.971463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.976987]  ? check_preemption_disabled+0x48/0x280
[  259.982014]  ? __lock_is_held+0xb5/0x140
[  259.986072]  __alloc_pages_nodemask+0xa80/0xde0
[  259.990723]  ? zap_class+0x640/0x640
[  259.994424]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  259.999441]  ? find_held_lock+0x36/0x1c0
[  260.003496]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.008150]  ? lock_downgrade+0x900/0x900
[  260.012292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.017819]  cache_grow_begin+0xa5/0x8c0
[  260.021864]  ? do_raw_spin_unlock+0xa7/0x330
[  260.026265]  fallback_alloc+0x204/0x2e0
[  260.030320]  ____cache_alloc_node+0x1c7/0x1e0
[  260.034804]  kmem_cache_alloc_node+0xe3/0x730
[  260.039286]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.043529]  __alloc_skb+0x119/0x770
[  260.047237]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.052503]  ? netdev_alloc_frag+0x1f0/0x1f0
[  260.056896]  ? lock_downgrade+0x900/0x900
[  260.061039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.066566]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.072003]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.077446]  ? addrconf_rs_timer+0x690/0x690
[  260.081853]  ndisc_alloc_skb+0x144/0x340
[  260.085921]  ndisc_send_rs+0x331/0x6e0
[  260.089800]  addrconf_rs_timer+0x314/0x690
[  260.094028]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.098256]  call_timer_fn+0x272/0x920
[  260.102149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.106369]  ? process_timeout+0x40/0x40
[  260.110422]  ? __run_timers+0x7da/0xc70
[  260.114382]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.118861]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.123354]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.127573]  ? lockdep_hardirqs_on+0x296/0x5b0
[  260.132144]  ? trace_hardirqs_on+0xbd/0x310
[  260.136452]  ? kasan_check_read+0x11/0x20
[  260.140586]  ? __run_timers+0x7da/0xc70
[  260.144546]  ? trace_hardirqs_off_caller+0x310/0x310
[  260.149638]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.153866]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.158088]  __run_timers+0x7e5/0xc70
[  260.161883]  ? timer_fixup_init+0x70/0x70
[  260.166024]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.171029]  ? zap_class+0x640/0x640
[  260.174753]  ? enqueue_hrtimer+0x1a5/0x560
[  260.178978]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.184165]  ? find_held_lock+0x36/0x1c0
[  260.188216]  ? zap_class+0x640/0x640
[  260.191924]  ? pvclock_read_flags+0x160/0x160
[  260.196407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.201945]  ? check_preemption_disabled+0x48/0x280
[  260.206954]  ? __lock_is_held+0xb5/0x140
[  260.211108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.216630]  ? check_preemption_disabled+0x48/0x280
[  260.221637]  run_timer_softirq+0x52/0xb0
[  260.225688]  ? rcu_read_lock_sched_held+0x14f/0x180
[  260.230694]  __do_softirq+0x308/0xb7e
[  260.234482]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  260.238964]  ? lock_downgrade+0x900/0x900
[  260.243103]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  260.248196]  ? pvclock_read_flags+0x160/0x160
[  260.252678]  ? lapic_next_event+0x5a/0x90
[  260.256812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.262337]  ? kvm_clock_read+0x18/0x30
[  260.266299]  ? kvm_sched_clock_read+0x9/0x20
[  260.270696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.276220]  ? check_preemption_disabled+0x48/0x280
[  260.281228]  irq_exit+0x17f/0x1c0
[  260.284669]  smp_apic_timer_interrupt+0x1cb/0x760
[  260.289494]  ? smp_reschedule_interrupt+0x109/0x650
[  260.294494]  ? smp_call_function_single_interrupt+0x650/0x650
[  260.300365]  ? interrupt_entry+0xb5/0xc0
[  260.304517]  ? trace_hardirqs_off_caller+0xbb/0x310
[  260.309519]  ? trace_hardirqs_off_caller+0xbb/0x310
[  260.314524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.319355]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.324355]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.329356]  ? task_prio+0x50/0x50
[  260.333054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.338578]  ? check_preemption_disabled+0x48/0x280
[  260.343586]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.348421]  apic_timer_interrupt+0xf/0x20
[  260.352635]  </IRQ>
[  260.354863] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  260.360735] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  260.379728] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  260.387418] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  260.394670] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  260.401924] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  260.409177] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  260.416459] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  260.423737]  ? save_stack+0xa9/0xd0
[  260.427358]  __kmalloc_node_track_caller+0x3c/0x70
[  260.432277]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  260.437025]  pskb_expand_head+0x230/0x10f0
[  260.441248]  ? check_preemption_disabled+0x48/0x280
[  260.446261]  ? memcpy+0x45/0x50
[  260.449541]  ? __copy_skb_header+0x350/0x6b0
[  260.453945]  ? skb_release_data+0x880/0x880
[  260.458255]  ? __alloc_skb+0x770/0x770
[  260.462138]  ? __lock_is_held+0xb5/0x140
[  260.466189]  ? kasan_check_write+0x14/0x20
[  260.470411]  ? __skb_clone+0x6c7/0xa00
[  260.474285]  ? __copy_skb_header+0x6b0/0x6b0
[  260.478678]  ? kmem_cache_alloc+0x33a/0x730
[  260.483003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.488533]  skb_ensure_writable+0x3dd/0x640
[  260.492931]  ? skb_checksum_setup+0xaa0/0xaa0
[  260.497416]  ? preempt_notifier_register+0x200/0x200
[  260.502503]  ? __switch_to_asm+0x34/0x70
[  260.506547]  ? __switch_to_asm+0x34/0x70
[  260.510591]  ? __switch_to_asm+0x40/0x70
[  260.514744]  ? __switch_to_asm+0x34/0x70
[  260.518790]  ? __switch_to_asm+0x40/0x70
[  260.522844]  ? __switch_to_asm+0x40/0x70
[  260.526886]  ? __switch_to_asm+0x34/0x70
[  260.530933]  ? __switch_to_asm+0x34/0x70
[  260.534985]  ? __switch_to_asm+0x40/0x70
[  260.539037]  ? __switch_to_asm+0x34/0x70
[  260.543176]  bpf_clone_redirect+0x14a/0x490
[  260.547489]  bpf_prog_210052181be91187+0x25d/0x1000
[  260.552494]  ? __sched_text_start+0x8/0x8
[  260.556639]  ? retint_kernel+0x2d/0x2d
[  260.560520]  ? trace_hardirqs_on_caller+0xc0/0x310
[  260.565439]  ? find_held_lock+0x36/0x1c0
[  260.569492]  ? lock_acquire+0x1ed/0x520
[  260.573454]  ? bpf_test_run+0x3cb/0x780
[  260.577414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.582933]  ? check_preemption_disabled+0x48/0x280
[  260.587948]  ? kasan_check_read+0x11/0x20
[  260.592087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.597361]  ? rcu_softirq_qs+0x20/0x20
[  260.601323]  ? preempt_schedule+0x4d/0x60
[  260.605459]  ? ___preempt_schedule+0x16/0x18
[  260.609857]  ? bpf_test_run+0x25d/0x780
[  260.613827]  ? netlink_diag_dump+0x2a0/0x2a0
[  260.618226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.623750]  ? bpf_test_init.isra.10+0x70/0x100
[  260.628405]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  260.633150]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  260.637981]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  260.643505]  ? fput+0x130/0x1a0
[  260.646771]  ? __bpf_prog_get+0x9b/0x290
[  260.650819]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  260.655643]  ? bpf_prog_test_run+0x130/0x1a0
[  260.660043]  ? __x64_sys_bpf+0x3d8/0x520
[  260.664089]  ? bpf_prog_get+0x20/0x20
[  260.667881]  ? do_syscall_64+0x142/0x820
[  260.671928]  ? do_syscall_64+0x157/0x820
[  260.675986]  ? do_syscall_64+0x1b9/0x820
[  260.680032]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  260.685380]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.690296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.695127]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.700131]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  260.705134]  ? prepare_exit_to_usermode+0x291/0x3b0
[  260.710143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.714980]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  260.720343] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  260.720347] warn_alloc_show_mem: 1 callbacks suppressed
[  260.720352] Mem-Info:
[  260.727609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.732969] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  260.732969]  active_file:14 inactive_file:13 isolated_file:0
[  260.732969]  unevictable:0 dirty:0 writeback:0 unstable:0
[  260.732969]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  260.732969]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  260.732969]  free:13753 free_pcp:301 free_cma:0
[  260.735342] Call Trace:
[  260.744700] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  260.777619]  <IRQ>
[  260.780176] Node 0 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
[  260.807927]  dump_stack+0x244/0x39d
[  260.810041] lowmem_reserve[]: 0 2818 6321 6321
[  260.836228]  ? dump_stack_print_info.cold.1+0x20/0x20
[  260.839823] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  260.844509]  warn_alloc.cold.116+0xb7/0x1bd
[  260.849655] lowmem_reserve[]: 0 0 3503 3503
[  260.877571]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.881856] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  260.886159]  ? lock_downgrade+0x900/0x900
[  260.890964] lowmem_reserve[]: 0 0 0 0
[  260.920008]  ? trace_hardirqs_off+0xb8/0x310
[  260.924122] 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
[  260.927912]  ? trace_hardirqs_off+0xb8/0x310
[  260.932284] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  260.945789]  __alloc_pages_slowpath+0x26e8/0x2e10
[  260.950161] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  260.965859]  ? warn_alloc+0x120/0x120
[  260.970674] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  260.985563]  ? print_usage_bug+0xc0/0xc0
[  260.989334] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  260.998153]  ? warn_alloc+0x120/0x120
[  261.002179] 4367 total pagecache pages
[  261.010735]  ? warn_alloc+0x120/0x120
[  261.014508] 0 pages in swap cache
[  261.018373]  ? print_usage_bug+0xc0/0xc0
[  261.022154] Swap cache stats: add 0, delete 0, find 0/0
[  261.025586]  ? kvm_clock_read+0x18/0x30
[  261.029616] Free swap  = 0kB
[  261.034958]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  261.038893] Total swap = 0kB
[  261.038900] 1965979 pages RAM
[  261.041897]  ? print_usage_bug+0xc0/0xc0
[  261.046880] 0 pages HighMem/MovableOnly
[  261.049890]  ? __lock_acquire+0x62f/0x4c20
[  261.052969] 342853 pages reserved
[  261.057010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.060951] 0 pages cma reserved
[  261.065168]  ? should_fail+0x22d/0xd01
[  261.068651] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  261.074101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.074116]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.074130]  ? __lock_acquire+0x62f/0x4c20
[  261.077519] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  261.081331]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.087789] syz-executor4 cpuset=syz4 mems_allowed=0
[  261.093041]  ? __lock_acquire+0x62f/0x4c20
[  261.093053]  ? should_fail+0x22d/0xd01
[  261.131021]  ? rcu_irq_exit+0x1a2/0x390
[  261.134988]  ? mark_held_locks+0x130/0x130
[  261.139212]  ? mark_held_locks+0x130/0x130
[  261.143437]  ? mark_held_locks+0xc7/0x130
[  261.147569]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  261.152595]  ? zap_class+0x640/0x640
[  261.156304]  ? print_usage_bug+0xc0/0xc0
[  261.160355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.166072]  ? check_preemption_disabled+0x48/0x280
[  261.171086]  ? __lock_is_held+0xb5/0x140
[  261.175141]  __alloc_pages_nodemask+0xa80/0xde0
[  261.179808]  ? zap_class+0x640/0x640
[  261.183515]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  261.188528]  ? find_held_lock+0x36/0x1c0
[  261.192581]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.197237]  ? lock_downgrade+0x900/0x900
[  261.201375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.206899]  cache_grow_begin+0xa5/0x8c0
[  261.210948]  ? do_raw_spin_unlock+0xa7/0x330
[  261.215349]  fallback_alloc+0x204/0x2e0
[  261.219312]  ____cache_alloc_node+0x1c7/0x1e0
[  261.223799]  kmem_cache_alloc_node+0xe3/0x730
[  261.228286]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.232516]  __alloc_skb+0x119/0x770
[  261.236218]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.241499]  ? netdev_alloc_frag+0x1f0/0x1f0
[  261.245891]  ? lock_downgrade+0x900/0x900
[  261.250037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.255580]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.261022]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.266462]  ? addrconf_rs_timer+0x690/0x690
[  261.270955]  ndisc_alloc_skb+0x144/0x340
[  261.275013]  ndisc_send_rs+0x331/0x6e0
[  261.278892]  addrconf_rs_timer+0x314/0x690
[  261.283120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.287352]  call_timer_fn+0x272/0x920
[  261.291223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.295444]  ? process_timeout+0x40/0x40
[  261.299507]  ? mark_held_locks+0xc7/0x130
[  261.303643]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.308124]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.312603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.316823]  ? lockdep_hardirqs_on+0x296/0x5b0
[  261.321393]  ? trace_hardirqs_on+0xbd/0x310
[  261.325702]  ? kasan_check_read+0x11/0x20
[  261.329833]  ? __run_timers+0x7da/0xc70
[  261.333798]  ? trace_hardirqs_off_caller+0x310/0x310
[  261.338893]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.343127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.347348]  __run_timers+0x7e5/0xc70
[  261.351144]  ? timer_fixup_init+0x70/0x70
[  261.355281]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.360284]  ? zap_class+0x640/0x640
[  261.363988]  ? print_usage_bug+0xc0/0xc0
[  261.368035]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.373225]  ? find_held_lock+0x36/0x1c0
[  261.377365]  ? zap_class+0x640/0x640
[  261.381072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.386594]  ? check_preemption_disabled+0x48/0x280
[  261.391605]  ? __lock_is_held+0xb5/0x140
[  261.395658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.401180]  ? check_preemption_disabled+0x48/0x280
[  261.406189]  run_timer_softirq+0x52/0xb0
[  261.410238]  ? rcu_read_lock_sched_held+0x14f/0x180
[  261.415241]  __do_softirq+0x308/0xb7e
[  261.419033]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  261.423517]  ? lock_downgrade+0x900/0x900
[  261.427658]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  261.432778]  ? pvclock_read_flags+0x160/0x160
[  261.437261]  ? lapic_next_event+0x5a/0x90
[  261.441397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.446923]  ? kvm_clock_read+0x18/0x30
[  261.450882]  ? kvm_sched_clock_read+0x9/0x20
[  261.455285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.460823]  ? check_preemption_disabled+0x48/0x280
[  261.465834]  irq_exit+0x17f/0x1c0
[  261.469277]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.474104]  ? smp_reschedule_interrupt+0x109/0x650
[  261.479107]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.484984]  ? interrupt_entry+0xb5/0xc0
[  261.489030]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.494038]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.499046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.503878]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.508890]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.513916]  ? task_prio+0x50/0x50
[  261.517456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.522982]  ? check_preemption_disabled+0x48/0x280
[  261.527988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.532822]  apic_timer_interrupt+0xf/0x20
[  261.537038]  </IRQ>
[  261.539265] RIP: 0010:console_unlock+0x102f/0x1190
[  261.544188] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  261.563072] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  261.570867] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  261.578130] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  261.585385] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  261.592645] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  261.599902] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  261.607165]  ? netconsole_netdev_event+0x280/0x280
[  261.612083]  ? console_unlock+0x1026/0x1190
[  261.616403]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  261.621054]  ? vprintk_emit+0x846/0x990
[  261.625019]  ? lock_release+0xa00/0xa00
[  261.628991]  ? trace_hardirqs_on+0x70/0x310
[  261.633301]  ? vprintk_default+0x28/0x30
[  261.637353]  ? trace_hardirqs_off_caller+0x310/0x310
[  261.642441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.647966]  vprintk_emit+0x391/0x990
[  261.651758]  ? wake_up_klogd+0x180/0x180
[  261.655820]  ? find_held_lock+0x11/0x1c0
[  261.659876]  ? mark_held_locks+0xc7/0x130
[  261.664016]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.668495]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.672979]  vprintk_default+0x28/0x30
[  261.676852]  vprintk_func+0x7e/0x181
[  261.680557]  printk+0xa7/0xcf
[  261.683657]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  261.688403]  ? _raw_spin_unlock_irq+0x60/0x80
[  261.692895]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  261.698163]  dump_header+0x7cc/0xf72
[  261.701876]  ? pagefault_out_of_memory+0x197/0x197
[  261.706799]  ? percpu_ref_get_many+0x240/0x240
[  261.711375]  ? zap_class+0x640/0x640
[  261.715077]  ? print_usage_bug+0xc0/0xc0
[  261.719129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.724655]  ? find_held_lock+0x36/0x1c0
[  261.728712]  ? mark_held_locks+0xc7/0x130
[  261.732849]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  261.737945]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  261.743034]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  261.747614]  ? trace_hardirqs_on+0xbd/0x310
[  261.751928]  ? kasan_check_read+0x11/0x20
[  261.756059]  ? ___ratelimit+0x3b4/0x672
[  261.760042]  ? trace_hardirqs_off_caller+0x310/0x310
[  261.765135]  ? trace_hardirqs_on+0x310/0x310
[  261.769530]  ? lock_downgrade+0x900/0x900
[  261.773667]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  261.778755]  ? ___ratelimit+0x3b9/0x672
[  261.782719]  ? idr_get_free+0xf70/0xf70
[  261.786679]  ? find_held_lock+0x36/0x1c0
[  261.790750]  oom_kill_process.cold.27+0x10/0x903
[  261.795505]  ? zap_class+0x640/0x640
[  261.799294]  ? check_preemption_disabled+0x48/0x280
[  261.804298]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  261.809217]  ? kasan_check_read+0x11/0x20
[  261.813354]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.818623]  ? oom_evaluate_task+0x540/0x540
[  261.823021]  ? find_held_lock+0x36/0x1c0
[  261.827071]  ? out_of_memory+0x974/0x1430
[  261.831205]  ? lock_downgrade+0x900/0x900
[  261.835342]  ? check_preemption_disabled+0x48/0x280
[  261.840351]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  261.845263]  ? kasan_check_read+0x11/0x20
[  261.849395]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.854658]  ? rcu_softirq_qs+0x20/0x20
[  261.858647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.864169]  ? oom_evaluate_task+0x302/0x540
[  261.868566]  out_of_memory+0xa84/0x1430
[  261.872535]  ? oom_killer_disable+0x3a0/0x3a0
[  261.877019]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  261.881935]  ? __ww_mutex_check_waiters+0x160/0x160
[  261.886946]  __alloc_pages_slowpath+0x2354/0x2e10
[  261.891783]  ? do_raw_spin_trylock+0x270/0x270
[  261.896360]  ? warn_alloc+0x120/0x120
[  261.900155]  ? debug_check_no_obj_freed+0x305/0x58d
[  261.905245]  ? drain_local_pages_wq+0x40/0x40
[  261.909728]  ? __lock_acquire+0x62f/0x4c20
[  261.913952]  ? trace_hardirqs_on+0x310/0x310
[  261.918357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.923880]  ? should_fail+0x22d/0xd01
[  261.927752]  ? mark_held_locks+0x130/0x130
[  261.931990]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.937332]  ? zap_class+0x640/0x640
[  261.941036]  ? trace_hardirqs_on+0x310/0x310
[  261.945451]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  261.950983]  ? __lock_is_held+0xb5/0x140
[  261.955042]  ? lock_release+0xa00/0xa00
[  261.959005]  ? perf_trace_sched_process_exec+0x860/0x860
[  261.964452]  ? __might_sleep+0x95/0x190
[  261.968415]  __alloc_pages_nodemask+0xa80/0xde0
[  261.973075]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  261.978089]  ? lock_downgrade+0x900/0x900
[  261.982226]  ? check_preemption_disabled+0x48/0x280
[  261.987232]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  261.992158]  ? kasan_check_read+0x11/0x20
[  261.996289]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  262.001558]  ? unwind_dump+0x190/0x190
[  262.005442]  ? is_bpf_text_address+0xd3/0x170
[  262.009928]  ? kernel_text_address+0x79/0xf0
[  262.014324]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  262.019861]  alloc_pages_current+0x173/0x350
[  262.024261]  depot_save_stack+0x3f1/0x470
[  262.028400]  save_stack+0xa9/0xd0
[  262.031845]  ? save_stack+0x43/0xd0
[  262.035457]  ? kasan_kmalloc+0xc7/0xe0
[  262.039329]  ? kasan_slab_alloc+0x12/0x20
[  262.043464]  ? kmem_cache_alloc_node+0x131/0x730
[  262.048208]  ? __alloc_skb+0x119/0x770
[  262.052083]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  262.056823]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  262.061829]  ? rtmsg_ifinfo+0x8c/0xa0
[  262.065624]  ? dev_close_many+0x3be/0x860
[  262.069759]  ? rollback_registered_many+0x543/0x1250
[  262.074850]  ? rollback_registered+0x1e9/0x420
[  262.079415]  ? unregister_netdevice_queue+0x321/0x5e0
[  262.084597]  ? __tun_detach+0x11b8/0x15c0
[  262.088743]  ? tun_chr_close+0xe3/0x180
[  262.092707]  ? __fput+0x385/0xa30
[  262.096163]  ? ____fput+0x15/0x20
[  262.099615]  ? task_work_run+0x1e8/0x2a0
[  262.103662]  ? do_exit+0x1ad6/0x26d0
[  262.107359]  ? do_group_exit+0x177/0x440
[  262.111403]  ? get_signal+0x8b0/0x1980
[  262.115275]  ? do_signal+0x9c/0x21c0
[  262.118976]  ? exit_to_usermode_loop+0x2e5/0x380
[  262.123714]  ? do_syscall_64+0x6be/0x820
[  262.127764]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.133113]  ? lock_downgrade+0x900/0x900
[  262.137248]  ? quarantine_reduce+0x163/0x1a0
[  262.141646]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.146733]  ? ___cache_free+0x2e/0x380
[  262.150707]  ? quarantine_reduce+0x189/0x1a0
[  262.155104]  ? kasan_unpoison_shadow+0x35/0x50
[  262.159673]  kasan_kmalloc+0xc7/0xe0
[  262.163377]  kasan_slab_alloc+0x12/0x20
[  262.167338]  kmem_cache_alloc_node+0x131/0x730
[  262.171912]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  262.176835]  __alloc_skb+0x119/0x770
[  262.180539]  ? netdev_alloc_frag+0x1f0/0x1f0
[  262.184937]  ? if_nlmsg_size+0x5d1/0xbb0
[  262.188989]  ? rtnetlink_put_metrics+0x690/0x690
[  262.193738]  ? sk_psock_stop_strp+0x120/0x120
[  262.198218]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  262.203223]  ? netif_tx_stop_all_queues+0xd9/0x110
[  262.208144]  rtmsg_ifinfo_build_skb+0x74/0x190
[  262.212726]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  262.217583]  rtmsg_ifinfo+0x8c/0xa0
[  262.221207]  dev_close_many+0x3be/0x860
[  262.225175]  ? dev_fill_metadata_dst+0x840/0x840
[  262.229919]  ? find_held_lock+0x36/0x1c0
[  262.233975]  ? __queue_work+0x671/0x1440
[  262.238023]  ? lock_downgrade+0x900/0x900
[  262.242160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.247681]  ? rtnl_is_locked+0xb5/0xf0
[  262.251643]  ? rtnl_trylock+0x20/0x20
[  262.255426]  ? do_raw_spin_unlock+0xa7/0x330
[  262.259826]  ? do_raw_spin_trylock+0x270/0x270
[  262.264409]  rollback_registered_many+0x543/0x1250
[  262.269345]  ? generic_xdp_install+0x5a0/0x5a0
[  262.273922]  ? flush_rcu_work+0x90/0x90
[  262.277882]  ? zap_class+0x640/0x640
[  262.281589]  ? print_usage_bug+0xc0/0xc0
[  262.285654]  ? print_usage_bug+0xc0/0xc0
[  262.289714]  ? zap_class+0x640/0x640
[  262.293417]  ? print_usage_bug+0xc0/0xc0
[  262.297465]  ? find_held_lock+0x36/0x1c0
[  262.301524]  ? mark_held_locks+0xc7/0x130
[  262.305662]  rollback_registered+0x1e9/0x420
[  262.310055]  ? lockdep_hardirqs_on+0x321/0x5b0
[  262.314629]  ? rollback_registered_many+0x1250/0x1250
[  262.319803]  ? trace_hardirqs_on+0xbd/0x310
[  262.324118]  ? linkwatch_schedule_work+0x150/0x170
[  262.329031]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.334638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.340163]  ? rtnl_is_locked+0xb5/0xf0
[  262.344126]  ? rtnl_trylock+0x20/0x20
[  262.347917]  ? queue_delayed_work_on+0x130/0x1f0
[  262.352666]  unregister_netdevice_queue+0x321/0x5e0
[  262.357669]  ? rollback_registered+0x420/0x420
[  262.362237]  ? linkwatch_schedule_work+0x170/0x170
[  262.367154]  ? tun_setup+0x2d0/0x2d0
[  262.370855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.376383]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  262.381733]  ? __tun_detach+0x6ba/0x15c0
[  262.385789]  __tun_detach+0x11b8/0x15c0
[  262.389773]  ? __call_rcu.constprop.55+0x3ea/0x950
[  262.394688]  ? __call_rcu.constprop.55+0x3ea/0x950
[  262.399609]  ? tun_attach+0x1900/0x1900
[  262.403687]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.408777]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.414308]  ? check_preemption_disabled+0x48/0x280
[  262.419319]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  262.423894]  ? zap_class+0x640/0x640
[  262.427594]  ? fsnotify+0x4e5/0xf20
[  262.431211]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.436737]  ? locks_remove_file+0x3c6/0x5c0
[  262.441137]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  262.446662]  ? ima_file_free+0x132/0x650
[  262.450712]  ? __lock_is_held+0xb5/0x140
[  262.454765]  ? __tun_detach+0x15c0/0x15c0
[  262.458903]  ? __tun_detach+0x15c0/0x15c0
[  262.463050]  tun_chr_close+0xe3/0x180
[  262.466841]  __fput+0x385/0xa30
[  262.470114]  ? get_max_files+0x20/0x20
[  262.473994]  ? perf_trace_sched_process_exec+0x860/0x860
[  262.479452]  ____fput+0x15/0x20
[  262.482720]  task_work_run+0x1e8/0x2a0
[  262.486599]  ? task_work_cancel+0x240/0x240
[  262.490909]  ? switch_task_namespaces+0xb8/0xd0
[  262.495657]  do_exit+0x1ad6/0x26d0
[  262.499193]  ? mm_update_next_owner+0x990/0x990
[  262.503852]  ? print_usage_bug+0xc0/0xc0
[  262.507932]  ? find_held_lock+0x36/0x1c0
[  262.511991]  ? mark_held_locks+0x130/0x130
[  262.516215]  ? __lock_acquire+0x62f/0x4c20
[  262.520435]  ? pipe_wait+0x266/0x2c0
[  262.524143]  ? lock_release+0xa00/0xa00
[  262.528109]  ? mark_held_locks+0x130/0x130
[  262.532338]  ? __mutex_lock+0x85e/0x16f0
[  262.536385]  ? __switch_to_asm+0x40/0x70
[  262.540440]  ? pipe_wait+0x266/0x2c0
[  262.544137]  ? __switch_to_asm+0x34/0x70
[  262.548182]  ? __switch_to_asm+0x40/0x70
[  262.552235]  ? mutex_trylock+0x2b0/0x2b0
[  262.556281]  ? zap_class+0x640/0x640
[  262.559996]  ? zap_class+0x640/0x640
[  262.563694]  ? find_held_lock+0x36/0x1c0
[  262.567770]  ? memset+0x31/0x40
[  262.571046]  ? find_held_lock+0x36/0x1c0
[  262.575099]  ? get_signal+0x95b/0x1980
[  262.578972]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.583455]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.587949]  do_group_exit+0x177/0x440
[  262.591831]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.597012]  ? __ia32_sys_exit+0x50/0x50
[  262.601069]  get_signal+0x8b0/0x1980
[  262.604778]  ? ptrace_notify+0x130/0x130
[  262.608838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.614362]  ? pipe_read+0x702/0x940
[  262.618062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.623595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.629118]  ? __vfs_read+0x11f/0x9b0
[  262.632911]  do_signal+0x9c/0x21c0
[  262.636439]  ? fsnotify+0xf20/0xf20
[  262.640070]  ? setup_sigcontext+0x7d0/0x7d0
[  262.644405]  ? exit_to_usermode_loop+0x8c/0x380
[  262.649060]  ? exit_to_usermode_loop+0x8c/0x380
[  262.653724]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  262.658291]  ? trace_hardirqs_on+0xbd/0x310
[  262.662702]  ? do_syscall_64+0x6be/0x820
[  262.666754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.672371]  exit_to_usermode_loop+0x2e5/0x380
[  262.676948]  ? __bpf_trace_sys_exit+0x30/0x30
[  262.681437]  do_syscall_64+0x6be/0x820
[  262.685311]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  262.690661]  ? syscall_return_slowpath+0x5e0/0x5e0
[  262.695576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.700409]  ? trace_hardirqs_on_caller+0x310/0x310
[  262.705425]  ? prepare_exit_to_usermode+0x291/0x3b0
[  262.710433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.715269]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.720446] RIP: 0033:0x410fa0
[  262.723638] Code: Bad RIP value.
[  262.726985] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  262.734676] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  262.741930] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  262.749188] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  262.756444] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  262.763701] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  262.770990] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  262.771064] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.778253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.778259] Call Trace:
[  262.784806] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.794052]  <IRQ>
[  262.796609] syz-executor5 cpuset=syz5 mems_allowed=0
[  262.807070]  dump_stack+0x244/0x39d
[  262.817882]  ? dump_stack_print_info.cold.1+0x20/0x20
[  262.823066]  warn_alloc.cold.116+0xb7/0x1bd
[  262.827374]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.832206]  ? lock_downgrade+0x900/0x900
[  262.836347]  ? trace_hardirqs_off+0xb8/0x310
[  262.840744]  ? trace_hardirqs_off+0xb8/0x310
[  262.845152]  __alloc_pages_slowpath+0x26e8/0x2e10
[  262.850087]  ? warn_alloc+0x120/0x120
[  262.853889]  ? print_usage_bug+0xc0/0xc0
[  262.857935]  ? warn_alloc+0x120/0x120
[  262.861726]  ? warn_alloc+0x120/0x120
[  262.865515]  ? print_usage_bug+0xc0/0xc0
[  262.869567]  ? print_usage_bug+0xc0/0xc0
[  262.873619]  ? __lock_acquire+0x62f/0x4c20
[  262.877844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.883366]  ? should_fail+0x22d/0xd01
[  262.887243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.892334]  ? __lock_acquire+0x62f/0x4c20
[  262.896559]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.901666]  ? __lock_acquire+0x62f/0x4c20
[  262.905886]  ? should_fail+0x22d/0xd01
[  262.909767]  ? find_held_lock+0x36/0x1c0
[  262.913818]  ? mark_held_locks+0x130/0x130
[  262.918046]  ? mark_held_locks+0x130/0x130
[  262.922267]  ? zap_class+0x640/0x640
[  262.925965]  ? zap_class+0x640/0x640
[  262.929666]  ? print_usage_bug+0xc0/0xc0
[  262.933719]  ? do_raw_spin_unlock+0xa7/0x330
[  262.938115]  ? zap_class+0x640/0x640
[  262.941825]  ? print_usage_bug+0xc0/0xc0
[  262.945871]  ? wq_watchdog_touch+0x9c/0xfe
[  262.950093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.955616]  ? check_preemption_disabled+0x48/0x280
[  262.960627]  ? __lock_is_held+0xb5/0x140
[  262.964678]  __alloc_pages_nodemask+0xa80/0xde0
[  262.969331]  ? zap_class+0x640/0x640
[  262.973040]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  262.978050]  ? find_held_lock+0x36/0x1c0
[  262.982106]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.986766]  ? lock_downgrade+0x900/0x900
[  262.990904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.996429]  cache_grow_begin+0xa5/0x8c0
[  263.000473]  ? do_raw_spin_unlock+0xa7/0x330
[  263.004873]  fallback_alloc+0x204/0x2e0
[  263.008841]  ____cache_alloc_node+0x1c7/0x1e0
[  263.013325]  kmem_cache_alloc_node+0xe3/0x730
[  263.017809]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.022038]  __alloc_skb+0x119/0x770
[  263.025739]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.031022]  ? netdev_alloc_frag+0x1f0/0x1f0
[  263.035415]  ? lock_downgrade+0x900/0x900
[  263.039555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.045077]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.050518]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.055954]  ? addrconf_rs_timer+0x690/0x690
[  263.060361]  ndisc_alloc_skb+0x144/0x340
[  263.064412]  ndisc_send_rs+0x331/0x6e0
[  263.068292]  addrconf_rs_timer+0x314/0x690
[  263.072516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.076762]  call_timer_fn+0x272/0x920
[  263.080634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.084854]  ? process_timeout+0x40/0x40
[  263.088908]  ? __run_timers+0x7da/0xc70
[  263.092870]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.097347]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.101828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.106048]  ? lockdep_hardirqs_on+0x296/0x5b0
[  263.110619]  ? trace_hardirqs_on+0xbd/0x310
[  263.114925]  ? kasan_check_read+0x11/0x20
[  263.119058]  ? __run_timers+0x7da/0xc70
[  263.123024]  ? trace_hardirqs_off_caller+0x310/0x310
[  263.128120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.132346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.136564]  __run_timers+0x7e5/0xc70
[  263.140371]  ? timer_fixup_init+0x70/0x70
[  263.144510]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  263.149515]  ? zap_class+0x640/0x640
[  263.153220]  ? enqueue_hrtimer+0x1a5/0x560
[  263.157441]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  263.162625]  ? find_held_lock+0x36/0x1c0
[  263.166883]  ? zap_class+0x640/0x640
[  263.170590]  ? pvclock_read_flags+0x160/0x160
[  263.175073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.180596]  ? check_preemption_disabled+0x48/0x280
[  263.185604]  ? __lock_is_held+0xb5/0x140
[  263.189653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.195176]  ? check_preemption_disabled+0x48/0x280
[  263.200179]  run_timer_softirq+0x52/0xb0
[  263.204226]  ? rcu_read_lock_sched_held+0x14f/0x180
[  263.209231]  __do_softirq+0x308/0xb7e
[  263.213020]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  263.217502]  ? lock_downgrade+0x900/0x900
[  263.221643]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  263.226745]  ? pvclock_read_flags+0x160/0x160
[  263.231235]  ? lapic_next_event+0x5a/0x90
[  263.235370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.240895]  ? kvm_clock_read+0x18/0x30
[  263.244869]  ? kvm_sched_clock_read+0x9/0x20
[  263.249266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.254789]  ? check_preemption_disabled+0x48/0x280
[  263.259811]  irq_exit+0x17f/0x1c0
[  263.263263]  smp_apic_timer_interrupt+0x1cb/0x760
[  263.268092]  ? smp_reschedule_interrupt+0x109/0x650
[  263.273098]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.278970]  ? interrupt_entry+0xb5/0xc0
[  263.283024]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.288027]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.293042]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.297871]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.302872]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.307874]  ? task_prio+0x50/0x50
[  263.311401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.317013]  ? check_preemption_disabled+0x48/0x280
[  263.322019]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.326850]  apic_timer_interrupt+0xf/0x20
[  263.331067]  </IRQ>
[  263.333310] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  263.339185] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  263.358075] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  263.365861] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  263.373209] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  263.380477] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  263.387739] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  263.394993] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  263.402264]  ? save_stack+0xa9/0xd0
[  263.405883]  __kmalloc_node_track_caller+0x3c/0x70
[  263.410801]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  263.415550]  pskb_expand_head+0x230/0x10f0
[  263.419781]  ? check_preemption_disabled+0x48/0x280
[  263.424789]  ? memcpy+0x45/0x50
[  263.428059]  ? __copy_skb_header+0x350/0x6b0
[  263.432456]  ? skb_release_data+0x880/0x880
[  263.436761]  ? __alloc_skb+0x770/0x770
[  263.440642]  ? __lock_is_held+0xb5/0x140
[  263.444697]  ? kasan_check_write+0x14/0x20
[  263.448921]  ? __skb_clone+0x6c7/0xa00
[  263.452799]  ? __copy_skb_header+0x6b0/0x6b0
[  263.457193]  ? kmem_cache_alloc+0x33a/0x730
[  263.461515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.467044]  skb_ensure_writable+0x3dd/0x640
[  263.471443]  ? skb_checksum_setup+0xaa0/0xaa0
[  263.475929]  ? preempt_notifier_register+0x200/0x200
[  263.481017]  ? __switch_to_asm+0x34/0x70
[  263.485066]  ? __switch_to_asm+0x34/0x70
[  263.489110]  ? __switch_to_asm+0x40/0x70
[  263.493154]  ? __switch_to_asm+0x34/0x70
[  263.497204]  ? __switch_to_asm+0x40/0x70
[  263.501349]  ? __switch_to_asm+0x40/0x70
[  263.505392]  ? __switch_to_asm+0x34/0x70
[  263.509438]  ? __switch_to_asm+0x34/0x70
[  263.513485]  ? __switch_to_asm+0x40/0x70
[  263.517607]  ? __switch_to_asm+0x34/0x70
[  263.521668]  bpf_clone_redirect+0x14a/0x490
[  263.525986]  bpf_prog_210052181be91187+0x25d/0x1000
[  263.530990]  ? __sched_text_start+0x8/0x8
[  263.535125]  ? retint_kernel+0x2d/0x2d
[  263.538998]  ? trace_hardirqs_on_caller+0xc0/0x310
[  263.543922]  ? find_held_lock+0x36/0x1c0
[  263.547979]  ? lock_acquire+0x1ed/0x520
[  263.551943]  ? bpf_test_run+0x3cb/0x780
[  263.555904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.561442]  ? check_preemption_disabled+0x48/0x280
[  263.566451]  ? kasan_check_read+0x11/0x20
[  263.570587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.575852]  ? rcu_softirq_qs+0x20/0x20
[  263.579813]  ? preempt_schedule+0x4d/0x60
[  263.583950]  ? ___preempt_schedule+0x16/0x18
[  263.588353]  ? bpf_test_run+0x25d/0x780
[  263.592320]  ? netlink_diag_dump+0x2a0/0x2a0
[  263.596726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.602252]  ? bpf_test_init.isra.10+0x70/0x100
[  263.606913]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  263.611662]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  263.616492]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  263.622012]  ? fput+0x130/0x1a0
[  263.625279]  ? __bpf_prog_get+0x9b/0x290
[  263.629330]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  263.634155]  ? bpf_prog_test_run+0x130/0x1a0
[  263.638553]  ? __x64_sys_bpf+0x3d8/0x520
[  263.642610]  ? bpf_prog_get+0x20/0x20
[  263.646443]  ? do_syscall_64+0x142/0x820
[  263.650490]  ? do_syscall_64+0x157/0x820
[  263.654554]  ? do_syscall_64+0x1b9/0x820
[  263.658619]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  263.663980]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.668897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.673730]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.678732]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  263.683736]  ? prepare_exit_to_usermode+0x291/0x3b0
[  263.688742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.693576]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  263.698942] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  263.698952] warn_alloc_show_mem: 1 callbacks suppressed
[  263.698957] Mem-Info:
[  263.706214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.711565] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  263.711565]  active_file:14 inactive_file:13 isolated_file:0
[  263.711565]  unevictable:0 dirty:0 writeback:0 unstable:0
[  263.711565]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  263.711565]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  263.711565]  free:13753 free_pcp:301 free_cma:0
[  263.713927] Call Trace:
[  263.723290] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  263.756207]  <IRQ>
[  263.758765] Node 0 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
[  263.786505]  dump_stack+0x244/0x39d
[  263.788615] lowmem_reserve[]: 0 2818 6321 6321
[  263.814709]  ? dump_stack_print_info.cold.1+0x20/0x20
[  263.818302] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  263.822875]  warn_alloc.cold.116+0xb7/0x1bd
[  263.828018] lowmem_reserve[]: 0 0 3503 3503
[  263.855850]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.860137] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  263.864443]  ? lock_downgrade+0x900/0x900
[  263.869245] lowmem_reserve[]: 0 0 0 0
[  263.898285]  ? trace_hardirqs_off+0xb8/0x310
[  263.902395] 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
[  263.906191]  ? trace_hardirqs_off+0xb8/0x310
[  263.910562] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  263.924067]  __alloc_pages_slowpath+0x26e8/0x2e10
[  263.928440] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  263.944132]  ? warn_alloc+0x120/0x120
[  263.948932] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  263.963818]  ? print_usage_bug+0xc0/0xc0
[  263.967588] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  263.976398]  ? warn_alloc+0x120/0x120
[  263.980421] 4367 total pagecache pages
[  263.980434] 0 pages in swap cache
[  263.988982]  ? warn_alloc+0x120/0x120
[  263.992749] Swap cache stats: add 0, delete 0, find 0/0
[  263.996610]  ? print_usage_bug+0xc0/0xc0
[  264.000031] Free swap  = 0kB
[  264.003826]  ? kvm_clock_read+0x18/0x30
[  264.009153] Total swap = 0kB
[  264.013192]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  264.016177] 1965979 pages RAM
[  264.020129]  ? print_usage_bug+0xc0/0xc0
[  264.023112] 0 pages HighMem/MovableOnly
[  264.028108]  ? __lock_acquire+0x62f/0x4c20
[  264.031182] 342853 pages reserved
[  264.035223]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.039164] 0 pages cma reserved
[  264.043381]  ? should_fail+0x22d/0xd01
[  264.046858] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  264.052331]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.052346]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.052361]  ? __lock_acquire+0x62f/0x4c20
[  264.055748] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.059563]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.066021] syz-executor4 cpuset=syz4 mems_allowed=0
[  264.071275]  ? __lock_acquire+0x62f/0x4c20
[  264.071288]  ? should_fail+0x22d/0xd01
[  264.109259]  ? rcu_irq_exit+0x1a2/0x390
[  264.113230]  ? mark_held_locks+0x130/0x130
[  264.117453]  ? mark_held_locks+0x130/0x130
[  264.121694]  ? mark_held_locks+0xc7/0x130
[  264.125827]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  264.130828]  ? zap_class+0x640/0x640
[  264.134528]  ? print_usage_bug+0xc0/0xc0
[  264.138581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.144108]  ? check_preemption_disabled+0x48/0x280
[  264.149116]  ? __lock_is_held+0xb5/0x140
[  264.153178]  __alloc_pages_nodemask+0xa80/0xde0
[  264.157836]  ? zap_class+0x640/0x640
[  264.161551]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  264.166575]  ? find_held_lock+0x36/0x1c0
[  264.170650]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.175326]  ? lock_downgrade+0x900/0x900
[  264.179463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.184990]  cache_grow_begin+0xa5/0x8c0
[  264.189121]  ? do_raw_spin_unlock+0xa7/0x330
[  264.193521]  fallback_alloc+0x204/0x2e0
[  264.197489]  ____cache_alloc_node+0x1c7/0x1e0
[  264.201975]  kmem_cache_alloc_node+0xe3/0x730
[  264.206457]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.210685]  __alloc_skb+0x119/0x770
[  264.214403]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.219672]  ? netdev_alloc_frag+0x1f0/0x1f0
[  264.224071]  ? lock_downgrade+0x900/0x900
[  264.228211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.233738]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.239177]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.244703]  ? addrconf_rs_timer+0x690/0x690
[  264.249105]  ndisc_alloc_skb+0x144/0x340
[  264.253162]  ndisc_send_rs+0x331/0x6e0
[  264.257039]  addrconf_rs_timer+0x314/0x690
[  264.261263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.265505]  call_timer_fn+0x272/0x920
[  264.269380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.273608]  ? process_timeout+0x40/0x40
[  264.277668]  ? mark_held_locks+0xc7/0x130
[  264.281805]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.286284]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.290765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.294986]  ? lockdep_hardirqs_on+0x296/0x5b0
[  264.299558]  ? trace_hardirqs_on+0xbd/0x310
[  264.303863]  ? kasan_check_read+0x11/0x20
[  264.307995]  ? __run_timers+0x7da/0xc70
[  264.311959]  ? trace_hardirqs_off_caller+0x310/0x310
[  264.317050]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.321274]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.325496]  __run_timers+0x7e5/0xc70
[  264.329304]  ? timer_fixup_init+0x70/0x70
[  264.333935]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.338942]  ? zap_class+0x640/0x640
[  264.342651]  ? print_usage_bug+0xc0/0xc0
[  264.346700]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.351880]  ? find_held_lock+0x36/0x1c0
[  264.355930]  ? zap_class+0x640/0x640
[  264.359644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.365177]  ? check_preemption_disabled+0x48/0x280
[  264.370185]  ? __lock_is_held+0xb5/0x140
[  264.374237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.379762]  ? check_preemption_disabled+0x48/0x280
[  264.384775]  run_timer_softirq+0x52/0xb0
[  264.388826]  ? rcu_read_lock_sched_held+0x14f/0x180
[  264.393827]  __do_softirq+0x308/0xb7e
[  264.397615]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  264.402125]  ? lock_downgrade+0x900/0x900
[  264.406262]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  264.411358]  ? pvclock_read_flags+0x160/0x160
[  264.415846]  ? lapic_next_event+0x5a/0x90
[  264.419982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.425509]  ? kvm_clock_read+0x18/0x30
[  264.429472]  ? kvm_sched_clock_read+0x9/0x20
[  264.433869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.439397]  ? check_preemption_disabled+0x48/0x280
[  264.444410]  irq_exit+0x17f/0x1c0
[  264.447849]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.452681]  ? smp_reschedule_interrupt+0x109/0x650
[  264.457683]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.463559]  ? interrupt_entry+0xb5/0xc0
[  264.467607]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.472613]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.477632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.482485]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.487487]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.492488]  ? task_prio+0x50/0x50
[  264.496013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.501535]  ? check_preemption_disabled+0x48/0x280
[  264.506540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.511378]  apic_timer_interrupt+0xf/0x20
[  264.515592]  </IRQ>
[  264.517824] RIP: 0010:console_unlock+0x102f/0x1190
[  264.522744] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  264.541651] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  264.549346] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  264.556602] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  264.563867] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  264.571216] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  264.578471] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  264.585731]  ? netconsole_netdev_event+0x280/0x280
[  264.590655]  ? console_unlock+0x1026/0x1190
[  264.594978]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  264.599633]  ? vprintk_emit+0x846/0x990
[  264.603598]  ? lock_release+0xa00/0xa00
[  264.607564]  ? trace_hardirqs_on+0x70/0x310
[  264.611874]  ? vprintk_default+0x28/0x30
[  264.615922]  ? trace_hardirqs_off_caller+0x310/0x310
[  264.621015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.626543]  vprintk_emit+0x391/0x990
[  264.630335]  ? wake_up_klogd+0x180/0x180
[  264.634390]  ? find_held_lock+0x11/0x1c0
[  264.638442]  ? mark_held_locks+0xc7/0x130
[  264.642576]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.647059]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.651542]  vprintk_default+0x28/0x30
[  264.655503]  vprintk_func+0x7e/0x181
[  264.659207]  printk+0xa7/0xcf
[  264.662302]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  264.667148]  ? _raw_spin_unlock_irq+0x60/0x80
[  264.671636]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  264.676907]  dump_header+0x7cc/0xf72
[  264.680619]  ? pagefault_out_of_memory+0x197/0x197
[  264.685542]  ? percpu_ref_get_many+0x240/0x240
[  264.690130]  ? zap_class+0x640/0x640
[  264.693833]  ? print_usage_bug+0xc0/0xc0
[  264.697884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.703410]  ? find_held_lock+0x36/0x1c0
[  264.707466]  ? mark_held_locks+0xc7/0x130
[  264.711609]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.716698]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.721787]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  264.726363]  ? trace_hardirqs_on+0xbd/0x310
[  264.730675]  ? kasan_check_read+0x11/0x20
[  264.734820]  ? ___ratelimit+0x3b4/0x672
[  264.738789]  ? trace_hardirqs_off_caller+0x310/0x310
[  264.743880]  ? trace_hardirqs_on+0x310/0x310
[  264.748283]  ? lock_downgrade+0x900/0x900
[  264.752423]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  264.757511]  ? ___ratelimit+0x3b9/0x672
[  264.761480]  ? idr_get_free+0xf70/0xf70
[  264.765440]  ? find_held_lock+0x36/0x1c0
[  264.769493]  oom_kill_process.cold.27+0x10/0x903
[  264.774253]  ? zap_class+0x640/0x640
[  264.777951]  ? check_preemption_disabled+0x48/0x280
[  264.782959]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  264.787875]  ? kasan_check_read+0x11/0x20
[  264.792008]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.797275]  ? oom_evaluate_task+0x540/0x540
[  264.801673]  ? find_held_lock+0x36/0x1c0
[  264.805742]  ? out_of_memory+0x974/0x1430
[  264.809879]  ? lock_downgrade+0x900/0x900
[  264.814016]  ? check_preemption_disabled+0x48/0x280
[  264.819022]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  264.823958]  ? kasan_check_read+0x11/0x20
[  264.828108]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.833368]  ? rcu_softirq_qs+0x20/0x20
[  264.837331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.842856]  ? oom_evaluate_task+0x302/0x540
[  264.847258]  out_of_memory+0xa84/0x1430
[  264.851237]  ? oom_killer_disable+0x3a0/0x3a0
[  264.855721]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  264.860638]  ? __ww_mutex_check_waiters+0x160/0x160
[  264.865651]  __alloc_pages_slowpath+0x2354/0x2e10
[  264.870575]  ? do_raw_spin_trylock+0x270/0x270
[  264.875158]  ? warn_alloc+0x120/0x120
[  264.878950]  ? debug_check_no_obj_freed+0x305/0x58d
[  264.883957]  ? drain_local_pages_wq+0x40/0x40
[  264.888441]  ? __lock_acquire+0x62f/0x4c20
[  264.892661]  ? trace_hardirqs_on+0x310/0x310
[  264.897061]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.902590]  ? should_fail+0x22d/0xd01
[  264.906475]  ? mark_held_locks+0x130/0x130
[  264.910696]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.915788]  ? zap_class+0x640/0x640
[  264.919492]  ? trace_hardirqs_on+0x310/0x310
[  264.923889]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  264.929426]  ? __lock_is_held+0xb5/0x140
[  264.933482]  ? lock_release+0xa00/0xa00
[  264.937445]  ? perf_trace_sched_process_exec+0x860/0x860
[  264.942889]  ? __might_sleep+0x95/0x190
[  264.946852]  __alloc_pages_nodemask+0xa80/0xde0
[  264.951513]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  264.956514]  ? lock_downgrade+0x900/0x900
[  264.960650]  ? check_preemption_disabled+0x48/0x280
[  264.965656]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  264.970578]  ? kasan_check_read+0x11/0x20
[  264.974710]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.979975]  ? unwind_dump+0x190/0x190
[  264.983858]  ? is_bpf_text_address+0xd3/0x170
[  264.988346]  ? kernel_text_address+0x79/0xf0
[  264.992742]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  264.998271]  alloc_pages_current+0x173/0x350
[  265.002669]  depot_save_stack+0x3f1/0x470
[  265.006807]  save_stack+0xa9/0xd0
[  265.010251]  ? save_stack+0x43/0xd0
[  265.013867]  ? kasan_kmalloc+0xc7/0xe0
[  265.017739]  ? kasan_slab_alloc+0x12/0x20
[  265.021886]  ? kmem_cache_alloc_node+0x131/0x730
[  265.026630]  ? __alloc_skb+0x119/0x770
[  265.030505]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  265.035248]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  265.040251]  ? rtmsg_ifinfo+0x8c/0xa0
[  265.044043]  ? dev_close_many+0x3be/0x860
[  265.048178]  ? rollback_registered_many+0x543/0x1250
[  265.053264]  ? rollback_registered+0x1e9/0x420
[  265.057829]  ? unregister_netdevice_queue+0x321/0x5e0
[  265.063008]  ? __tun_detach+0x11b8/0x15c0
[  265.067141]  ? tun_chr_close+0xe3/0x180
[  265.071104]  ? __fput+0x385/0xa30
[  265.074544]  ? ____fput+0x15/0x20
[  265.077989]  ? task_work_run+0x1e8/0x2a0
[  265.082036]  ? do_exit+0x1ad6/0x26d0
[  265.085731]  ? do_group_exit+0x177/0x440
[  265.089779]  ? get_signal+0x8b0/0x1980
[  265.093669]  ? do_signal+0x9c/0x21c0
[  265.097378]  ? exit_to_usermode_loop+0x2e5/0x380
[  265.102118]  ? do_syscall_64+0x6be/0x820
[  265.106172]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  265.111521]  ? lock_downgrade+0x900/0x900
[  265.115662]  ? quarantine_reduce+0x163/0x1a0
[  265.120059]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.125150]  ? ___cache_free+0x2e/0x380
[  265.129124]  ? quarantine_reduce+0x189/0x1a0
[  265.133520]  ? kasan_unpoison_shadow+0x35/0x50
[  265.138092]  kasan_kmalloc+0xc7/0xe0
[  265.141800]  kasan_slab_alloc+0x12/0x20
[  265.145759]  kmem_cache_alloc_node+0x131/0x730
[  265.150336]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  265.155274]  __alloc_skb+0x119/0x770
[  265.158977]  ? netdev_alloc_frag+0x1f0/0x1f0
[  265.163381]  ? if_nlmsg_size+0x5d1/0xbb0
[  265.167597]  ? rtnetlink_put_metrics+0x690/0x690
[  265.172349]  ? sk_psock_stop_strp+0x120/0x120
[  265.176830]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  265.181835]  ? netif_tx_stop_all_queues+0xd9/0x110
[  265.186756]  rtmsg_ifinfo_build_skb+0x74/0x190
[  265.191332]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  265.196167]  rtmsg_ifinfo+0x8c/0xa0
[  265.199782]  dev_close_many+0x3be/0x860
[  265.203746]  ? dev_fill_metadata_dst+0x840/0x840
[  265.208488]  ? find_held_lock+0x36/0x1c0
[  265.212546]  ? __queue_work+0x671/0x1440
[  265.216601]  ? lock_downgrade+0x900/0x900
[  265.220745]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.226394]  ? rtnl_is_locked+0xb5/0xf0
[  265.230353]  ? rtnl_trylock+0x20/0x20
[  265.234137]  ? do_raw_spin_unlock+0xa7/0x330
[  265.238531]  ? do_raw_spin_trylock+0x270/0x270
[  265.243112]  rollback_registered_many+0x543/0x1250
[  265.248032]  ? generic_xdp_install+0x5a0/0x5a0
[  265.252607]  ? flush_rcu_work+0x90/0x90
[  265.256573]  ? zap_class+0x640/0x640
[  265.260275]  ? print_usage_bug+0xc0/0xc0
[  265.264327]  ? print_usage_bug+0xc0/0xc0
[  265.268378]  ? zap_class+0x640/0x640
[  265.272082]  ? print_usage_bug+0xc0/0xc0
[  265.276131]  ? find_held_lock+0x36/0x1c0
[  265.280189]  ? mark_held_locks+0xc7/0x130
[  265.284347]  rollback_registered+0x1e9/0x420
[  265.288739]  ? lockdep_hardirqs_on+0x321/0x5b0
[  265.293312]  ? rollback_registered_many+0x1250/0x1250
[  265.298486]  ? trace_hardirqs_on+0xbd/0x310
[  265.302797]  ? linkwatch_schedule_work+0x150/0x170
[  265.307711]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.312804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.318416]  ? rtnl_is_locked+0xb5/0xf0
[  265.322378]  ? rtnl_trylock+0x20/0x20
[  265.326167]  ? queue_delayed_work_on+0x130/0x1f0
[  265.330930]  unregister_netdevice_queue+0x321/0x5e0
[  265.335937]  ? rollback_registered+0x420/0x420
[  265.340507]  ? linkwatch_schedule_work+0x170/0x170
[  265.345423]  ? tun_setup+0x2d0/0x2d0
[  265.349128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.354653]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  265.360089]  ? __tun_detach+0x6ba/0x15c0
[  265.364144]  __tun_detach+0x11b8/0x15c0
[  265.368104]  ? __call_rcu.constprop.55+0x3ea/0x950
[  265.373020]  ? __call_rcu.constprop.55+0x3ea/0x950
[  265.377943]  ? tun_attach+0x1900/0x1900
[  265.381905]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.386995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.392520]  ? check_preemption_disabled+0x48/0x280
[  265.397526]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  265.402109]  ? zap_class+0x640/0x640
[  265.405808]  ? fsnotify+0x4e5/0xf20
[  265.409423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.414945]  ? locks_remove_file+0x3c6/0x5c0
[  265.419347]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  265.424874]  ? ima_file_free+0x132/0x650
[  265.428922]  ? __lock_is_held+0xb5/0x140
[  265.432972]  ? __tun_detach+0x15c0/0x15c0
[  265.437109]  ? __tun_detach+0x15c0/0x15c0
[  265.441244]  tun_chr_close+0xe3/0x180
[  265.445032]  __fput+0x385/0xa30
[  265.448319]  ? get_max_files+0x20/0x20
[  265.452202]  ? perf_trace_sched_process_exec+0x860/0x860
[  265.457645]  ____fput+0x15/0x20
[  265.460919]  task_work_run+0x1e8/0x2a0
[  265.464798]  ? task_work_cancel+0x240/0x240
[  265.469106]  ? switch_task_namespaces+0xb8/0xd0
[  265.473767]  do_exit+0x1ad6/0x26d0
[  265.477306]  ? mm_update_next_owner+0x990/0x990
[  265.481963]  ? print_usage_bug+0xc0/0xc0
[  265.486009]  ? find_held_lock+0x36/0x1c0
[  265.490063]  ? mark_held_locks+0x130/0x130
[  265.494290]  ? __lock_acquire+0x62f/0x4c20
[  265.498512]  ? pipe_wait+0x266/0x2c0
[  265.502221]  ? lock_release+0xa00/0xa00
[  265.506213]  ? mark_held_locks+0x130/0x130
[  265.510441]  ? __mutex_lock+0x85e/0x16f0
[  265.514499]  ? __switch_to_asm+0x40/0x70
[  265.518551]  ? pipe_wait+0x266/0x2c0
[  265.522248]  ? __switch_to_asm+0x34/0x70
[  265.526299]  ? __switch_to_asm+0x40/0x70
[  265.530364]  ? mutex_trylock+0x2b0/0x2b0
[  265.534409]  ? zap_class+0x640/0x640
[  265.538124]  ? zap_class+0x640/0x640
[  265.541828]  ? find_held_lock+0x36/0x1c0
[  265.545884]  ? memset+0x31/0x40
[  265.549155]  ? find_held_lock+0x36/0x1c0
[  265.553205]  ? get_signal+0x95b/0x1980
[  265.557077]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.561571]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.566076]  do_group_exit+0x177/0x440
[  265.569947]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.575039]  ? __ia32_sys_exit+0x50/0x50
[  265.579182]  get_signal+0x8b0/0x1980
[  265.582888]  ? ptrace_notify+0x130/0x130
[  265.587983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.593509]  ? pipe_read+0x702/0x940
[  265.597216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.602747]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.608277]  ? __vfs_read+0x11f/0x9b0
[  265.612100]  do_signal+0x9c/0x21c0
[  265.615630]  ? fsnotify+0xf20/0xf20
[  265.619252]  ? setup_sigcontext+0x7d0/0x7d0
[  265.623566]  ? exit_to_usermode_loop+0x8c/0x380
[  265.628231]  ? exit_to_usermode_loop+0x8c/0x380
[  265.632892]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  265.637464]  ? trace_hardirqs_on+0xbd/0x310
[  265.641770]  ? do_syscall_64+0x6be/0x820
[  265.645826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.651354]  exit_to_usermode_loop+0x2e5/0x380
[  265.655922]  ? __bpf_trace_sys_exit+0x30/0x30
[  265.660411]  do_syscall_64+0x6be/0x820
[  265.664285]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  265.669636]  ? syscall_return_slowpath+0x5e0/0x5e0
[  265.674552]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.679379]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.684382]  ? prepare_exit_to_usermode+0x291/0x3b0
[  265.689388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.694222]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  265.699396] RIP: 0033:0x410fa0
[  265.702590] Code: Bad RIP value.
[  265.705937] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  265.713644] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  265.720897] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  265.728154] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  265.735406] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  265.742658] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  265.749929] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  265.750009] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.757187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  265.757193] Call Trace:
[  265.763748] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.773001]  <IRQ>
[  265.775558] syz-executor5 cpuset=syz5 mems_allowed=0
[  265.786021]  dump_stack+0x244/0x39d
[  265.796821]  ? dump_stack_print_info.cold.1+0x20/0x20
[  265.802003]  warn_alloc.cold.116+0xb7/0x1bd
[  265.806309]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.811138]  ? lock_downgrade+0x900/0x900
[  265.815289]  ? trace_hardirqs_off+0xb8/0x310
[  265.819691]  ? trace_hardirqs_off+0xb8/0x310
[  265.824094]  __alloc_pages_slowpath+0x26e8/0x2e10
[  265.828954]  ? warn_alloc+0x120/0x120
[  265.832739]  ? print_usage_bug+0xc0/0xc0
[  265.836792]  ? warn_alloc+0x120/0x120
[  265.840586]  ? warn_alloc+0x120/0x120
[  265.844379]  ? print_usage_bug+0xc0/0xc0
[  265.848439]  ? print_usage_bug+0xc0/0xc0
[  265.852485]  ? __lock_acquire+0x62f/0x4c20
[  265.856712]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.862234]  ? should_fail+0x22d/0xd01
[  265.866111]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.871198]  ? __lock_acquire+0x62f/0x4c20
[  265.875422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.880521]  ? __lock_acquire+0x62f/0x4c20
[  265.884740]  ? should_fail+0x22d/0xd01
[  265.888615]  ? find_held_lock+0x36/0x1c0
[  265.892667]  ? mark_held_locks+0x130/0x130
[  265.896891]  ? mark_held_locks+0x130/0x130
[  265.901107]  ? zap_class+0x640/0x640
[  265.904806]  ? zap_class+0x640/0x640
[  265.908513]  ? print_usage_bug+0xc0/0xc0
[  265.912561]  ? do_raw_spin_unlock+0xa7/0x330
[  265.916954]  ? zap_class+0x640/0x640
[  265.920653]  ? print_usage_bug+0xc0/0xc0
[  265.924704]  ? wq_watchdog_touch+0x9c/0xfe
[  265.928948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.934470]  ? check_preemption_disabled+0x48/0x280
[  265.939484]  ? __lock_is_held+0xb5/0x140
[  265.943544]  __alloc_pages_nodemask+0xa80/0xde0
[  265.948203]  ? zap_class+0x640/0x640
[  265.951908]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  265.956917]  ? find_held_lock+0x36/0x1c0
[  265.960981]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.965636]  ? lock_downgrade+0x900/0x900
[  265.969776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.975306]  cache_grow_begin+0xa5/0x8c0
[  265.979354]  ? do_raw_spin_unlock+0xa7/0x330
[  265.983758]  fallback_alloc+0x204/0x2e0
[  265.987727]  ____cache_alloc_node+0x1c7/0x1e0
[  265.992225]  kmem_cache_alloc_node+0xe3/0x730
[  265.996709]  ? ipv6_get_ifaddr+0x42e/0x620
[  266.000939]  __alloc_skb+0x119/0x770
[  266.004652]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.009915]  ? netdev_alloc_frag+0x1f0/0x1f0
[  266.014321]  ? lock_downgrade+0x900/0x900
[  266.018490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.024017]  ? refcount_sub_and_test_checked+0x203/0x310
[  266.029454]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  266.034894]  ? addrconf_rs_timer+0x690/0x690
[  266.039301]  ndisc_alloc_skb+0x144/0x340
[  266.043352]  ndisc_send_rs+0x331/0x6e0
[  266.047230]  addrconf_rs_timer+0x314/0x690
[  266.051453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.055685]  call_timer_fn+0x272/0x920
[  266.059558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.063779]  ? process_timeout+0x40/0x40
[  266.067833]  ? __run_timers+0x7da/0xc70
[  266.071795]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.076277]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.080756]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.084978]  ? lockdep_hardirqs_on+0x296/0x5b0
[  266.089550]  ? trace_hardirqs_on+0xbd/0x310
[  266.093854]  ? kasan_check_read+0x11/0x20
[  266.097984]  ? __run_timers+0x7da/0xc70
[  266.101942]  ? trace_hardirqs_off_caller+0x310/0x310
[  266.107039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.111257]  __run_timers+0x7e5/0xc70
[  266.115047]  ? timer_fixup_init+0x70/0x70
[  266.119182]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.124183]  ? zap_class+0x640/0x640
[  266.127883]  ? enqueue_hrtimer+0x1a5/0x560
[  266.132104]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  266.137288]  ? find_held_lock+0x36/0x1c0
[  266.141337]  ? zap_class+0x640/0x640
[  266.145038]  ? pvclock_read_flags+0x160/0x160
[  266.149526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.155052]  ? check_preemption_disabled+0x48/0x280
[  266.160069]  ? __lock_is_held+0xb5/0x140
[  266.164124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.169890]  ? check_preemption_disabled+0x48/0x280
[  266.174895]  run_timer_softirq+0x52/0xb0
[  266.178940]  ? rcu_read_lock_sched_held+0x14f/0x180
[  266.183945]  __do_softirq+0x308/0xb7e
[  266.187738]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  266.192233]  ? lock_downgrade+0x900/0x900
[  266.196368]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  266.201460]  ? pvclock_read_flags+0x160/0x160
[  266.205950]  ? lapic_next_event+0x5a/0x90
[  266.210198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.215728]  ? kvm_clock_read+0x18/0x30
[  266.219686]  ? kvm_sched_clock_read+0x9/0x20
[  266.224080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.229602]  ? check_preemption_disabled+0x48/0x280
[  266.234612]  irq_exit+0x17f/0x1c0
[  266.238050]  smp_apic_timer_interrupt+0x1cb/0x760
[  266.242878]  ? smp_reschedule_interrupt+0x109/0x650
[  266.247888]  ? smp_call_function_single_interrupt+0x650/0x650
[  266.253759]  ? interrupt_entry+0xb5/0xc0
[  266.257807]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.262810]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.267809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.272639]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.277644]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.282641]  ? task_prio+0x50/0x50
[  266.286166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.291687]  ? check_preemption_disabled+0x48/0x280
[  266.296696]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.301536]  apic_timer_interrupt+0xf/0x20
[  266.305749]  </IRQ>
[  266.307972] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  266.313961] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  266.332958] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  266.340654] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  266.347909] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  266.355165] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  266.362416] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  266.369673] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  266.376951]  ? save_stack+0xa9/0xd0
[  266.380573]  __kmalloc_node_track_caller+0x3c/0x70
[  266.385496]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  266.390255]  pskb_expand_head+0x230/0x10f0
[  266.394480]  ? check_preemption_disabled+0x48/0x280
[  266.399488]  ? memcpy+0x45/0x50
[  266.402755]  ? __copy_skb_header+0x350/0x6b0
[  266.407153]  ? skb_release_data+0x880/0x880
[  266.411465]  ? __alloc_skb+0x770/0x770
[  266.415347]  ? __lock_is_held+0xb5/0x140
[  266.419409]  ? kasan_check_write+0x14/0x20
[  266.423627]  ? __skb_clone+0x6c7/0xa00
[  266.427510]  ? __copy_skb_header+0x6b0/0x6b0
[  266.431909]  ? kmem_cache_alloc+0x33a/0x730
[  266.436222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.441748]  skb_ensure_writable+0x3dd/0x640
[  266.446144]  ? skb_checksum_setup+0xaa0/0xaa0
[  266.450631]  ? preempt_notifier_register+0x200/0x200
[  266.455726]  ? __switch_to_asm+0x34/0x70
[  266.459774]  ? __switch_to_asm+0x34/0x70
[  266.463816]  ? __switch_to_asm+0x40/0x70
[  266.467882]  ? __switch_to_asm+0x34/0x70
[  266.471926]  ? __switch_to_asm+0x40/0x70
[  266.475972]  ? __switch_to_asm+0x40/0x70
[  266.480018]  ? __switch_to_asm+0x34/0x70
[  266.484070]  ? __switch_to_asm+0x34/0x70
[  266.488113]  ? __switch_to_asm+0x40/0x70
[  266.492161]  ? __switch_to_asm+0x34/0x70
[  266.496212]  bpf_clone_redirect+0x14a/0x490
[  266.500525]  bpf_prog_210052181be91187+0x25d/0x1000
[  266.505533]  ? __sched_text_start+0x8/0x8
[  266.509672]  ? retint_kernel+0x2d/0x2d
[  266.513553]  ? trace_hardirqs_on_caller+0xc0/0x310
[  266.518473]  ? find_held_lock+0x36/0x1c0
[  266.522524]  ? lock_acquire+0x1ed/0x520
[  266.526485]  ? bpf_test_run+0x3cb/0x780
[  266.530457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.535980]  ? check_preemption_disabled+0x48/0x280
[  266.540986]  ? kasan_check_read+0x11/0x20
[  266.545122]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.550385]  ? rcu_softirq_qs+0x20/0x20
[  266.554348]  ? preempt_schedule+0x4d/0x60
[  266.558501]  ? ___preempt_schedule+0x16/0x18
[  266.562912]  ? bpf_test_run+0x25d/0x780
[  266.566884]  ? netlink_diag_dump+0x2a0/0x2a0
[  266.571297]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.576820]  ? bpf_test_init.isra.10+0x70/0x100
[  266.581479]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  266.586230]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  266.591057]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  266.596580]  ? fput+0x130/0x1a0
[  266.599850]  ? __bpf_prog_get+0x9b/0x290
[  266.603898]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  266.608724]  ? bpf_prog_test_run+0x130/0x1a0
[  266.613119]  ? __x64_sys_bpf+0x3d8/0x520
[  266.617164]  ? bpf_prog_get+0x20/0x20
[  266.620956]  ? do_syscall_64+0x142/0x820
[  266.625001]  ? do_syscall_64+0x157/0x820
[  266.629052]  ? do_syscall_64+0x1b9/0x820
[  266.633094]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  266.638447]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.643369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.648197]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.653198]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  266.658200]  ? prepare_exit_to_usermode+0x291/0x3b0
[  266.663206]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.668039]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  266.673400] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  266.673404] warn_alloc_show_mem: 1 callbacks suppressed
[  266.673409] Mem-Info:
[  266.680670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.686028] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  266.686028]  active_file:14 inactive_file:13 isolated_file:0
[  266.686028]  unevictable:0 dirty:0 writeback:0 unstable:0
[  266.686028]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  266.686028]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  266.686028]  free:13753 free_pcp:301 free_cma:0
[  266.688394] Call Trace:
[  266.697755] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  266.730671]  <IRQ>
[  266.733228] Node 0 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
[  266.760964]  dump_stack+0x244/0x39d
[  266.763079] lowmem_reserve[]: 0 2818 6321 6321
[  266.789171]  ? dump_stack_print_info.cold.1+0x20/0x20
[  266.792760] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  266.797331]  warn_alloc.cold.116+0xb7/0x1bd
[  266.802474] lowmem_reserve[]: 0 0 3503 3503
[  266.830303]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.834586] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  266.838892]  ? lock_downgrade+0x900/0x900
[  266.843704] lowmem_reserve[]: 0 0 0 0
[  266.872753]  ? trace_hardirqs_off+0xb8/0x310
[  266.876865] 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
[  266.880657]  ? trace_hardirqs_off+0xb8/0x310
[  266.885031] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  266.898538]  __alloc_pages_slowpath+0x26e8/0x2e10
[  266.902908] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  266.918598]  ? warn_alloc+0x120/0x120
[  266.923402] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  266.938294]  ? print_usage_bug+0xc0/0xc0
[  266.942062] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  266.950869]  ? warn_alloc+0x120/0x120
[  266.954897] 4367 total pagecache pages
[  266.963466]  ? warn_alloc+0x120/0x120
[  266.967241] 0 pages in swap cache
[  266.971102]  ? print_usage_bug+0xc0/0xc0
[  266.974872] Swap cache stats: add 0, delete 0, find 0/0
[  266.978304]  ? kvm_clock_read+0x18/0x30
[  266.982330] Free swap  = 0kB
[  266.987683]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  266.991621] Total swap = 0kB
[  266.994635]  ? print_usage_bug+0xc0/0xc0
[  266.999615] 1965979 pages RAM
[  267.002615]  ? __lock_acquire+0x62f/0x4c20
[  267.006637] 0 pages HighMem/MovableOnly
[  267.006643] 342853 pages reserved
[  267.009730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.013929] 0 pages cma reserved
[  267.017882]  ? should_fail+0x22d/0xd01
[  267.021368] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.026823]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.026837]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.030243] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.034035]  ? __lock_acquire+0x62f/0x4c20
[  267.040493] syz-executor4 cpuset=syz4 mems_allowed=0
[  267.045775]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.075667]  ? __lock_acquire+0x62f/0x4c20
[  267.079885]  ? should_fail+0x22d/0xd01
[  267.083755]  ? rcu_irq_exit+0x1a2/0x390
[  267.087724]  ? mark_held_locks+0x130/0x130
[  267.091952]  ? mark_held_locks+0x130/0x130
[  267.096175]  ? mark_held_locks+0xc7/0x130
[  267.100308]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  267.105312]  ? zap_class+0x640/0x640
[  267.109011]  ? print_usage_bug+0xc0/0xc0
[  267.113059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.118581]  ? check_preemption_disabled+0x48/0x280
[  267.123592]  ? __lock_is_held+0xb5/0x140
[  267.127665]  __alloc_pages_nodemask+0xa80/0xde0
[  267.132320]  ? zap_class+0x640/0x640
[  267.136022]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  267.141036]  ? find_held_lock+0x36/0x1c0
[  267.145092]  ? ____cache_alloc_node+0x1c7/0x1e0
[  267.149749]  ? lock_downgrade+0x900/0x900
[  267.153892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.159420]  cache_grow_begin+0xa5/0x8c0
[  267.163467]  ? do_raw_spin_unlock+0xa7/0x330
[  267.168030]  fallback_alloc+0x204/0x2e0
[  267.171997]  ____cache_alloc_node+0x1c7/0x1e0
[  267.176494]  kmem_cache_alloc_node+0xe3/0x730
[  267.180977]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.185205]  __alloc_skb+0x119/0x770
[  267.188919]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.194187]  ? netdev_alloc_frag+0x1f0/0x1f0
[  267.198603]  ? lock_downgrade+0x900/0x900
[  267.202743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.208268]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.213709]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.219144]  ? addrconf_rs_timer+0x690/0x690
[  267.223550]  ndisc_alloc_skb+0x144/0x340
[  267.227636]  ndisc_send_rs+0x331/0x6e0
[  267.231514]  addrconf_rs_timer+0x314/0x690
[  267.235740]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.239967]  call_timer_fn+0x272/0x920
[  267.243851]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.248074]  ? process_timeout+0x40/0x40
[  267.252132]  ? mark_held_locks+0xc7/0x130
[  267.256268]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.260745]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.265223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.269446]  ? lockdep_hardirqs_on+0x296/0x5b0
[  267.274022]  ? trace_hardirqs_on+0xbd/0x310
[  267.278327]  ? kasan_check_read+0x11/0x20
[  267.282459]  ? __run_timers+0x7da/0xc70
[  267.286524]  ? trace_hardirqs_off_caller+0x310/0x310
[  267.291618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.295856]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.300077]  __run_timers+0x7e5/0xc70
[  267.303872]  ? timer_fixup_init+0x70/0x70
[  267.308009]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.313011]  ? zap_class+0x640/0x640
[  267.316714]  ? print_usage_bug+0xc0/0xc0
[  267.320763]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.325955]  ? find_held_lock+0x36/0x1c0
[  267.330007]  ? zap_class+0x640/0x640
[  267.333709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.339235]  ? check_preemption_disabled+0x48/0x280
[  267.344245]  ? __lock_is_held+0xb5/0x140
[  267.348294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.353818]  ? check_preemption_disabled+0x48/0x280
[  267.358822]  run_timer_softirq+0x52/0xb0
[  267.362873]  ? rcu_read_lock_sched_held+0x14f/0x180
[  267.367877]  __do_softirq+0x308/0xb7e
[  267.371668]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  267.376150]  ? lock_downgrade+0x900/0x900
[  267.380287]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  267.385386]  ? pvclock_read_flags+0x160/0x160
[  267.389868]  ? lapic_next_event+0x5a/0x90
[  267.394008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.399538]  ? kvm_clock_read+0x18/0x30
[  267.403498]  ? kvm_sched_clock_read+0x9/0x20
[  267.407893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.413416]  ? check_preemption_disabled+0x48/0x280
[  267.418425]  irq_exit+0x17f/0x1c0
[  267.421864]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.426703]  ? smp_reschedule_interrupt+0x109/0x650
[  267.431708]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.437580]  ? interrupt_entry+0xb5/0xc0
[  267.441639]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.446638]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.451643]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.456472]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.461471]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.466472]  ? task_prio+0x50/0x50
[  267.470001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.475525]  ? check_preemption_disabled+0x48/0x280
[  267.480531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.485390]  apic_timer_interrupt+0xf/0x20
[  267.489605]  </IRQ>
[  267.491830] RIP: 0010:console_unlock+0x102f/0x1190
[  267.496847] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  267.515741] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  267.523440] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  267.530695] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  267.537954] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  267.545209] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  267.552471] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  267.559740]  ? netconsole_netdev_event+0x280/0x280
[  267.564660]  ? console_unlock+0x1026/0x1190
[  267.568981]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  267.573633]  ? vprintk_emit+0x846/0x990
[  267.577593]  ? lock_release+0xa00/0xa00
[  267.581554]  ? trace_hardirqs_on+0x70/0x310
[  267.585863]  ? vprintk_default+0x28/0x30
[  267.589909]  ? trace_hardirqs_off_caller+0x310/0x310
[  267.594998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.600539]  vprintk_emit+0x391/0x990
[  267.604331]  ? wake_up_klogd+0x180/0x180
[  267.608406]  ? find_held_lock+0x11/0x1c0
[  267.612459]  ? mark_held_locks+0xc7/0x130
[  267.616592]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.621071]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.625567]  vprintk_default+0x28/0x30
[  267.629439]  vprintk_func+0x7e/0x181
[  267.633139]  printk+0xa7/0xcf
[  267.636231]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  267.640972]  ? _raw_spin_unlock_irq+0x60/0x80
[  267.645463]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  267.650728]  dump_header+0x7cc/0xf72
[  267.654449]  ? pagefault_out_of_memory+0x197/0x197
[  267.659378]  ? percpu_ref_get_many+0x240/0x240
[  267.663953]  ? zap_class+0x640/0x640
[  267.667659]  ? print_usage_bug+0xc0/0xc0
[  267.671712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.677240]  ? find_held_lock+0x36/0x1c0
[  267.681297]  ? mark_held_locks+0xc7/0x130
[  267.685438]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  267.690524]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  267.695700]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  267.700270]  ? trace_hardirqs_on+0xbd/0x310
[  267.704577]  ? kasan_check_read+0x11/0x20
[  267.708710]  ? ___ratelimit+0x3b4/0x672
[  267.712690]  ? trace_hardirqs_off_caller+0x310/0x310
[  267.717781]  ? trace_hardirqs_on+0x310/0x310
[  267.722175]  ? lock_downgrade+0x900/0x900
[  267.726316]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  267.731434]  ? ___ratelimit+0x3b9/0x672
[  267.735398]  ? idr_get_free+0xf70/0xf70
[  267.739358]  ? find_held_lock+0x36/0x1c0
[  267.743424]  oom_kill_process.cold.27+0x10/0x903
[  267.748167]  ? zap_class+0x640/0x640
[  267.751869]  ? check_preemption_disabled+0x48/0x280
[  267.756872]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  267.761788]  ? kasan_check_read+0x11/0x20
[  267.765924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.771226]  ? oom_evaluate_task+0x540/0x540
[  267.775623]  ? find_held_lock+0x36/0x1c0
[  267.779680]  ? out_of_memory+0x974/0x1430
[  267.783827]  ? lock_downgrade+0x900/0x900
[  267.787960]  ? check_preemption_disabled+0x48/0x280
[  267.792966]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  267.797888]  ? kasan_check_read+0x11/0x20
[  267.802020]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.807292]  ? rcu_softirq_qs+0x20/0x20
[  267.811267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.816787]  ? oom_evaluate_task+0x302/0x540
[  267.821186]  out_of_memory+0xa84/0x1430
[  267.825153]  ? oom_killer_disable+0x3a0/0x3a0
[  267.829641]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  267.834558]  ? __ww_mutex_check_waiters+0x160/0x160
[  267.839571]  __alloc_pages_slowpath+0x2354/0x2e10
[  267.844404]  ? do_raw_spin_trylock+0x270/0x270
[  267.848985]  ? warn_alloc+0x120/0x120
[  267.852874]  ? debug_check_no_obj_freed+0x305/0x58d
[  267.857879]  ? drain_local_pages_wq+0x40/0x40
[  267.862363]  ? __lock_acquire+0x62f/0x4c20
[  267.866583]  ? trace_hardirqs_on+0x310/0x310
[  267.871079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.876606]  ? should_fail+0x22d/0xd01
[  267.880483]  ? mark_held_locks+0x130/0x130
[  267.884707]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.889796]  ? zap_class+0x640/0x640
[  267.893498]  ? trace_hardirqs_on+0x310/0x310
[  267.897896]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.903427]  ? __lock_is_held+0xb5/0x140
[  267.907485]  ? lock_release+0xa00/0xa00
[  267.911455]  ? perf_trace_sched_process_exec+0x860/0x860
[  267.916901]  ? __might_sleep+0x95/0x190
[  267.920868]  __alloc_pages_nodemask+0xa80/0xde0
[  267.925526]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  267.930529]  ? lock_downgrade+0x900/0x900
[  267.934662]  ? check_preemption_disabled+0x48/0x280
[  267.939664]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  267.944577]  ? kasan_check_read+0x11/0x20
[  267.948710]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.953974]  ? unwind_dump+0x190/0x190
[  267.957856]  ? is_bpf_text_address+0xd3/0x170
[  267.962345]  ? kernel_text_address+0x79/0xf0
[  267.966743]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  267.972271]  alloc_pages_current+0x173/0x350
[  267.976670]  depot_save_stack+0x3f1/0x470
[  267.980809]  save_stack+0xa9/0xd0
[  267.984252]  ? save_stack+0x43/0xd0
[  267.987865]  ? kasan_kmalloc+0xc7/0xe0
[  267.991738]  ? kasan_slab_alloc+0x12/0x20
[  267.995870]  ? kmem_cache_alloc_node+0x131/0x730
[  268.000608]  ? __alloc_skb+0x119/0x770
[  268.004483]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  268.009226]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  268.014228]  ? rtmsg_ifinfo+0x8c/0xa0
[  268.018022]  ? dev_close_many+0x3be/0x860
[  268.022154]  ? rollback_registered_many+0x543/0x1250
[  268.027241]  ? rollback_registered+0x1e9/0x420
[  268.031818]  ? unregister_netdevice_queue+0x321/0x5e0
[  268.036993]  ? __tun_detach+0x11b8/0x15c0
[  268.041125]  ? tun_chr_close+0xe3/0x180
[  268.045084]  ? __fput+0x385/0xa30
[  268.048523]  ? ____fput+0x15/0x20
[  268.051963]  ? task_work_run+0x1e8/0x2a0
[  268.056009]  ? do_exit+0x1ad6/0x26d0
[  268.059708]  ? do_group_exit+0x177/0x440
[  268.063766]  ? get_signal+0x8b0/0x1980
[  268.067640]  ? do_signal+0x9c/0x21c0
[  268.071380]  ? exit_to_usermode_loop+0x2e5/0x380
[  268.076134]  ? do_syscall_64+0x6be/0x820
[  268.080180]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  268.085529]  ? lock_downgrade+0x900/0x900
[  268.089666]  ? quarantine_reduce+0x163/0x1a0
[  268.094069]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.099158]  ? ___cache_free+0x2e/0x380
[  268.103129]  ? quarantine_reduce+0x189/0x1a0
[  268.107538]  ? kasan_unpoison_shadow+0x35/0x50
[  268.112122]  kasan_kmalloc+0xc7/0xe0
[  268.115844]  kasan_slab_alloc+0x12/0x20
[  268.119802]  kmem_cache_alloc_node+0x131/0x730
[  268.124389]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.129311]  __alloc_skb+0x119/0x770
[  268.133019]  ? netdev_alloc_frag+0x1f0/0x1f0
[  268.137416]  ? if_nlmsg_size+0x5d1/0xbb0
[  268.141468]  ? rtnetlink_put_metrics+0x690/0x690
[  268.146216]  ? sk_psock_stop_strp+0x120/0x120
[  268.150699]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  268.155703]  ? netif_tx_stop_all_queues+0xd9/0x110
[  268.160621]  rtmsg_ifinfo_build_skb+0x74/0x190
[  268.165194]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  268.170029]  rtmsg_ifinfo+0x8c/0xa0
[  268.173649]  dev_close_many+0x3be/0x860
[  268.177617]  ? dev_fill_metadata_dst+0x840/0x840
[  268.182359]  ? find_held_lock+0x36/0x1c0
[  268.186414]  ? __queue_work+0x671/0x1440
[  268.190495]  ? lock_downgrade+0x900/0x900
[  268.194630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.200150]  ? rtnl_is_locked+0xb5/0xf0
[  268.204111]  ? rtnl_trylock+0x20/0x20
[  268.207897]  ? do_raw_spin_unlock+0xa7/0x330
[  268.212296]  ? do_raw_spin_trylock+0x270/0x270
[  268.216871]  rollback_registered_many+0x543/0x1250
[  268.221794]  ? generic_xdp_install+0x5a0/0x5a0
[  268.226367]  ? flush_rcu_work+0x90/0x90
[  268.230326]  ? zap_class+0x640/0x640
[  268.234031]  ? print_usage_bug+0xc0/0xc0
[  268.238122]  ? print_usage_bug+0xc0/0xc0
[  268.242171]  ? zap_class+0x640/0x640
[  268.245871]  ? print_usage_bug+0xc0/0xc0
[  268.249919]  ? find_held_lock+0x36/0x1c0
[  268.253973]  ? mark_held_locks+0xc7/0x130
[  268.258114]  rollback_registered+0x1e9/0x420
[  268.262509]  ? lockdep_hardirqs_on+0x321/0x5b0
[  268.267080]  ? rollback_registered_many+0x1250/0x1250
[  268.272254]  ? trace_hardirqs_on+0xbd/0x310
[  268.276584]  ? linkwatch_schedule_work+0x150/0x170
[  268.281499]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.286589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.292112]  ? rtnl_is_locked+0xb5/0xf0
[  268.296070]  ? rtnl_trylock+0x20/0x20
[  268.299859]  ? queue_delayed_work_on+0x130/0x1f0
[  268.304605]  unregister_netdevice_queue+0x321/0x5e0
[  268.309609]  ? rollback_registered+0x420/0x420
[  268.314178]  ? linkwatch_schedule_work+0x170/0x170
[  268.319095]  ? tun_setup+0x2d0/0x2d0
[  268.322797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.328326]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  268.334179]  ? __tun_detach+0x6ba/0x15c0
[  268.338232]  __tun_detach+0x11b8/0x15c0
[  268.342200]  ? __call_rcu.constprop.55+0x3ea/0x950
[  268.347114]  ? __call_rcu.constprop.55+0x3ea/0x950
[  268.352040]  ? tun_attach+0x1900/0x1900
[  268.356001]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.361097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.366618]  ? check_preemption_disabled+0x48/0x280
[  268.371638]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  268.376228]  ? zap_class+0x640/0x640
[  268.379928]  ? fsnotify+0x4e5/0xf20
[  268.383543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.389091]  ? locks_remove_file+0x3c6/0x5c0
[  268.393488]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  268.399012]  ? ima_file_free+0x132/0x650
[  268.403067]  ? __lock_is_held+0xb5/0x140
[  268.407121]  ? __tun_detach+0x15c0/0x15c0
[  268.411259]  ? __tun_detach+0x15c0/0x15c0
[  268.415399]  tun_chr_close+0xe3/0x180
[  268.419189]  __fput+0x385/0xa30
[  268.422459]  ? get_max_files+0x20/0x20
[  268.426349]  ? perf_trace_sched_process_exec+0x860/0x860
[  268.431793]  ____fput+0x15/0x20
[  268.435058]  task_work_run+0x1e8/0x2a0
[  268.438939]  ? task_work_cancel+0x240/0x240
[  268.443272]  ? switch_task_namespaces+0xb8/0xd0
[  268.447942]  do_exit+0x1ad6/0x26d0
[  268.451474]  ? mm_update_next_owner+0x990/0x990
[  268.456132]  ? print_usage_bug+0xc0/0xc0
[  268.460182]  ? find_held_lock+0x36/0x1c0
[  268.464242]  ? mark_held_locks+0x130/0x130
[  268.468477]  ? __lock_acquire+0x62f/0x4c20
[  268.472699]  ? pipe_wait+0x266/0x2c0
[  268.476413]  ? lock_release+0xa00/0xa00
[  268.480377]  ? mark_held_locks+0x130/0x130
[  268.484606]  ? __mutex_lock+0x85e/0x16f0
[  268.488662]  ? __switch_to_asm+0x40/0x70
[  268.492707]  ? pipe_wait+0x266/0x2c0
[  268.496407]  ? __switch_to_asm+0x34/0x70
[  268.500465]  ? __switch_to_asm+0x40/0x70
[  268.504521]  ? mutex_trylock+0x2b0/0x2b0
[  268.508568]  ? zap_class+0x640/0x640
[  268.512286]  ? zap_class+0x640/0x640
[  268.515981]  ? find_held_lock+0x36/0x1c0
[  268.520035]  ? memset+0x31/0x40
[  268.523307]  ? find_held_lock+0x36/0x1c0
[  268.527358]  ? get_signal+0x95b/0x1980
[  268.531236]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.535736]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.540229]  do_group_exit+0x177/0x440
[  268.544105]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.549196]  ? __ia32_sys_exit+0x50/0x50
[  268.553249]  get_signal+0x8b0/0x1980
[  268.556963]  ? ptrace_notify+0x130/0x130
[  268.561017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.566544]  ? pipe_read+0x702/0x940
[  268.570244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.575783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.581316]  ? __vfs_read+0x11f/0x9b0
[  268.585107]  do_signal+0x9c/0x21c0
[  268.588632]  ? fsnotify+0xf20/0xf20
[  268.592257]  ? setup_sigcontext+0x7d0/0x7d0
[  268.596575]  ? exit_to_usermode_loop+0x8c/0x380
[  268.601246]  ? exit_to_usermode_loop+0x8c/0x380
[  268.605924]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  268.610491]  ? trace_hardirqs_on+0xbd/0x310
[  268.614812]  ? do_syscall_64+0x6be/0x820
[  268.618872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.624405]  exit_to_usermode_loop+0x2e5/0x380
[  268.628977]  ? __bpf_trace_sys_exit+0x30/0x30
[  268.633473]  do_syscall_64+0x6be/0x820
[  268.637347]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  268.642697]  ? syscall_return_slowpath+0x5e0/0x5e0
[  268.647622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.652450]  ? trace_hardirqs_on_caller+0x310/0x310
[  268.657454]  ? prepare_exit_to_usermode+0x291/0x3b0
[  268.662462]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.667296]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  268.672471] RIP: 0033:0x410fa0
[  268.675668] Code: Bad RIP value.
[  268.679022] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  268.686713] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  268.693967] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  268.701221] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  268.708490] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  268.715854] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  268.723125] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  268.723216] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.730394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  268.730398] Call Trace:
[  268.730402]  <IRQ>
[  268.730415]  dump_stack+0x244/0x39d
[  268.730431]  ? dump_stack_print_info.cold.1+0x20/0x20
[  268.736939] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.747098]  warn_alloc.cold.116+0xb7/0x1bd
[  268.749644] syz-executor5 cpuset=syz5 mems_allowed=0
[  268.751773]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  268.785182]  ? lock_downgrade+0x900/0x900
[  268.789321]  ? trace_hardirqs_off+0xb8/0x310
[  268.793723]  ? trace_hardirqs_off+0xb8/0x310
[  268.798121]  __alloc_pages_slowpath+0x26e8/0x2e10
[  268.802967]  ? warn_alloc+0x120/0x120
[  268.806754]  ? print_usage_bug+0xc0/0xc0
[  268.810801]  ? warn_alloc+0x120/0x120
[  268.814599]  ? warn_alloc+0x120/0x120
[  268.818390]  ? print_usage_bug+0xc0/0xc0
[  268.822438]  ? kvm_clock_read+0x18/0x30
[  268.826397]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  268.831407]  ? print_usage_bug+0xc0/0xc0
[  268.835454]  ? __lock_acquire+0x62f/0x4c20
[  268.839681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.845204]  ? should_fail+0x22d/0xd01
[  268.849140]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.854408]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.859509]  ? __lock_acquire+0x62f/0x4c20
[  268.863734]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.868820]  ? __lock_acquire+0x62f/0x4c20
[  268.873042]  ? should_fail+0x22d/0xd01
[  268.877011]  ? rcu_irq_exit+0x1a2/0x390
[  268.880978]  ? mark_held_locks+0x130/0x130
[  268.885204]  ? mark_held_locks+0x130/0x130
[  268.889433]  ? mark_held_locks+0xc7/0x130
[  268.893567]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  268.898570]  ? zap_class+0x640/0x640
[  268.902272]  ? print_usage_bug+0xc0/0xc0
[  268.906354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.911878]  ? check_preemption_disabled+0x48/0x280
[  268.916890]  ? __lock_is_held+0xb5/0x140
[  268.920943]  __alloc_pages_nodemask+0xa80/0xde0
[  268.925599]  ? zap_class+0x640/0x640
[  268.929313]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  268.934338]  ? find_held_lock+0x36/0x1c0
[  268.938409]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.943066]  ? lock_downgrade+0x900/0x900
[  268.947204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.952735]  cache_grow_begin+0xa5/0x8c0
[  268.956781]  ? do_raw_spin_unlock+0xa7/0x330
[  268.961180]  fallback_alloc+0x204/0x2e0
[  268.965147]  ____cache_alloc_node+0x1c7/0x1e0
[  268.969633]  kmem_cache_alloc_node+0xe3/0x730
[  268.974117]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.978362]  __alloc_skb+0x119/0x770
[  268.982060]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.987327]  ? netdev_alloc_frag+0x1f0/0x1f0
[  268.991720]  ? lock_downgrade+0x900/0x900
[  268.995860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.001385]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.006836]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.012271]  ? addrconf_rs_timer+0x690/0x690
[  269.016683]  ndisc_alloc_skb+0x144/0x340
[  269.020733]  ndisc_send_rs+0x331/0x6e0
[  269.024622]  addrconf_rs_timer+0x314/0x690
[  269.028847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.033073]  call_timer_fn+0x272/0x920
[  269.036961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.041195]  ? process_timeout+0x40/0x40
[  269.045252]  ? __run_timers+0x7da/0xc70
[  269.049217]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.053788]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.058287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.062524]  ? lockdep_hardirqs_on+0x296/0x5b0
[  269.067097]  ? trace_hardirqs_on+0xbd/0x310
[  269.071424]  ? kasan_check_read+0x11/0x20
[  269.075558]  ? __run_timers+0x7da/0xc70
[  269.079519]  ? trace_hardirqs_off_caller+0x310/0x310
[  269.084616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.088842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.093059]  __run_timers+0x7e5/0xc70
[  269.096850]  ? timer_fixup_init+0x70/0x70
[  269.100984]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.105986]  ? zap_class+0x640/0x640
[  269.109689]  ? enqueue_hrtimer+0x1a5/0x560
[  269.113926]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.119106]  ? find_held_lock+0x36/0x1c0
[  269.123159]  ? zap_class+0x640/0x640
[  269.126863]  ? pvclock_read_flags+0x160/0x160
[  269.131348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.136872]  ? check_preemption_disabled+0x48/0x280
[  269.141882]  ? __lock_is_held+0xb5/0x140
[  269.145932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.151463]  ? check_preemption_disabled+0x48/0x280
[  269.156471]  run_timer_softirq+0x52/0xb0
[  269.160521]  ? rcu_read_lock_sched_held+0x14f/0x180
[  269.165759]  __do_softirq+0x308/0xb7e
[  269.169549]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  269.174031]  ? lock_downgrade+0x900/0x900
[  269.178168]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  269.183261]  ? pvclock_read_flags+0x160/0x160
[  269.187750]  ? lapic_next_event+0x5a/0x90
[  269.191886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.197415]  ? kvm_clock_read+0x18/0x30
[  269.201377]  ? kvm_sched_clock_read+0x9/0x20
[  269.205773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.211299]  ? check_preemption_disabled+0x48/0x280
[  269.216310]  irq_exit+0x17f/0x1c0
[  269.219750]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.224577]  ? smp_reschedule_interrupt+0x109/0x650
[  269.229578]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.235445]  ? interrupt_entry+0xb5/0xc0
[  269.239498]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.244499]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.249501]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.254330]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.259331]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.264334]  ? task_prio+0x50/0x50
[  269.267863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.273384]  ? check_preemption_disabled+0x48/0x280
[  269.278392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.283227]  apic_timer_interrupt+0xf/0x20
[  269.287444]  </IRQ>
[  269.289675] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  269.295546] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  269.314432] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  269.322128] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  269.329383] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  269.336637] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  269.343889] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  269.351141] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  269.358416]  ? save_stack+0xa9/0xd0
[  269.362057]  __kmalloc_node_track_caller+0x3c/0x70
[  269.366976]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  269.372472]  pskb_expand_head+0x230/0x10f0
[  269.376693]  ? check_preemption_disabled+0x48/0x280
[  269.381785]  ? memcpy+0x45/0x50
[  269.385052]  ? __copy_skb_header+0x350/0x6b0
[  269.389452]  ? skb_release_data+0x880/0x880
[  269.393758]  ? __alloc_skb+0x770/0x770
[  269.397640]  ? __lock_is_held+0xb5/0x140
[  269.401695]  ? kasan_check_write+0x14/0x20
[  269.405914]  ? __skb_clone+0x6c7/0xa00
[  269.409791]  ? __copy_skb_header+0x6b0/0x6b0
[  269.414191]  ? kmem_cache_alloc+0x33a/0x730
[  269.418500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.424030]  skb_ensure_writable+0x3dd/0x640
[  269.428425]  ? skb_checksum_setup+0xaa0/0xaa0
[  269.432915]  ? preempt_notifier_register+0x200/0x200
[  269.438004]  ? __switch_to_asm+0x34/0x70
[  269.442073]  ? __switch_to_asm+0x34/0x70
[  269.446133]  ? __switch_to_asm+0x40/0x70
[  269.450186]  ? __switch_to_asm+0x34/0x70
[  269.454232]  ? __switch_to_asm+0x40/0x70
[  269.458278]  ? __switch_to_asm+0x40/0x70
[  269.462324]  ? __switch_to_asm+0x34/0x70
[  269.466391]  ? __switch_to_asm+0x34/0x70
[  269.470440]  ? __switch_to_asm+0x40/0x70
[  269.474595]  ? __switch_to_asm+0x34/0x70
[  269.478647]  bpf_clone_redirect+0x14a/0x490
[  269.482962]  bpf_prog_210052181be91187+0x25d/0x1000
[  269.487969]  ? __sched_text_start+0x8/0x8
[  269.492120]  ? retint_kernel+0x2d/0x2d
[  269.495993]  ? trace_hardirqs_on_caller+0xc0/0x310
[  269.500918]  ? find_held_lock+0x36/0x1c0
[  269.504969]  ? lock_acquire+0x1ed/0x520
[  269.508933]  ? bpf_test_run+0x3cb/0x780
[  269.512892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.518416]  ? check_preemption_disabled+0x48/0x280
[  269.523423]  ? kasan_check_read+0x11/0x20
[  269.527559]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  269.532818]  ? rcu_softirq_qs+0x20/0x20
[  269.536781]  ? preempt_schedule+0x4d/0x60
[  269.540913]  ? ___preempt_schedule+0x16/0x18
[  269.545312]  ? bpf_test_run+0x25d/0x780
[  269.549277]  ? netlink_diag_dump+0x2a0/0x2a0
[  269.553676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.559199]  ? bpf_test_init.isra.10+0x70/0x100
[  269.563857]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  269.568709]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  269.573540]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  269.579063]  ? fput+0x130/0x1a0
[  269.582338]  ? __bpf_prog_get+0x9b/0x290
[  269.586385]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  269.591227]  ? bpf_prog_test_run+0x130/0x1a0
[  269.595622]  ? __x64_sys_bpf+0x3d8/0x520
[  269.599667]  ? bpf_prog_get+0x20/0x20
[  269.603463]  ? do_syscall_64+0x142/0x820
[  269.607511]  ? do_syscall_64+0x157/0x820
[  269.611580]  ? do_syscall_64+0x1b9/0x820
[  269.615626]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  269.620980]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.625893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.630720]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.635725]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  269.640728]  ? prepare_exit_to_usermode+0x291/0x3b0
[  269.645836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.650666]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  269.656031] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  269.656035] warn_alloc_show_mem: 1 callbacks suppressed
[  269.656040] Mem-Info:
[  269.663297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.668655] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  269.668655]  active_file:14 inactive_file:13 isolated_file:0
[  269.668655]  unevictable:0 dirty:0 writeback:0 unstable:0
[  269.668655]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  269.668655]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  269.668655]  free:13753 free_pcp:301 free_cma:0
[  269.671027] Call Trace:
[  269.680387] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  269.713313]  <IRQ>
[  269.715871] Node 0 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
[  269.743612]  dump_stack+0x244/0x39d
[  269.745727] lowmem_reserve[]: 0 2818 6321 6321
[  269.771841]  ? dump_stack_print_info.cold.1+0x20/0x20
[  269.775432] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  269.780005]  warn_alloc.cold.116+0xb7/0x1bd
[  269.785157] lowmem_reserve[]: 0 0 3503 3503
[  269.812982]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.817267] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  269.821577]  ? lock_downgrade+0x900/0x900
[  269.826383] lowmem_reserve[]: 0 0 0 0
[  269.855427]  ? trace_hardirqs_off+0xb8/0x310
[  269.859536] 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
[  269.863322]  ? trace_hardirqs_off+0xb8/0x310
[  269.867695] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  269.881204]  __alloc_pages_slowpath+0x26e8/0x2e10
[  269.885570] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  269.901271]  ? warn_alloc+0x120/0x120
[  269.906072] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  269.921042]  ? print_usage_bug+0xc0/0xc0
[  269.924811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  269.933621]  ? warn_alloc+0x120/0x120
[  269.937656] 4367 total pagecache pages
[  269.946295]  ? warn_alloc+0x120/0x120
[  269.950065] 0 pages in swap cache
[  269.953927]  ? print_usage_bug+0xc0/0xc0
[  269.957798] Swap cache stats: add 0, delete 0, find 0/0
[  269.961232]  ? print_usage_bug+0xc0/0xc0
[  269.965258] Free swap  = 0kB
[  269.970601]  ? __lock_acquire+0x62f/0x4c20
[  269.974625] Total swap = 0kB
[  269.977709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.981921] 1965979 pages RAM
[  269.984935]  ? should_fail+0x22d/0xd01
[  269.990430] 0 pages HighMem/MovableOnly
[  269.990436] 342853 pages reserved
[  269.993522]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.997373] 0 pages cma reserved
[  270.001325]  ? __lock_acquire+0x62f/0x4c20
[  270.004805] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.009831]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.009841]  ? __lock_acquire+0x62f/0x4c20
[  270.009854]  ? should_fail+0x22d/0xd01
[  270.013245] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.017405]  ? find_held_lock+0x36/0x1c0
[  270.023861] syz-executor4 cpuset=syz4 mems_allowed=0
[  270.028945]  ? mark_held_locks+0x130/0x130
[  270.060786]  ? mark_held_locks+0x130/0x130
[  270.065005]  ? zap_class+0x640/0x640
[  270.068708]  ? zap_class+0x640/0x640
[  270.072409]  ? print_usage_bug+0xc0/0xc0
[  270.076456]  ? do_raw_spin_unlock+0xa7/0x330
[  270.080853]  ? zap_class+0x640/0x640
[  270.084557]  ? print_usage_bug+0xc0/0xc0
[  270.088605]  ? wq_watchdog_touch+0x9c/0xfe
[  270.092836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.098361]  ? check_preemption_disabled+0x48/0x280
[  270.103371]  ? __lock_is_held+0xb5/0x140
[  270.107426]  __alloc_pages_nodemask+0xa80/0xde0
[  270.112083]  ? zap_class+0x640/0x640
[  270.115785]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  270.120813]  ? find_held_lock+0x36/0x1c0
[  270.124887]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.129541]  ? lock_downgrade+0x900/0x900
[  270.133681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.139210]  cache_grow_begin+0xa5/0x8c0
[  270.143257]  ? do_raw_spin_unlock+0xa7/0x330
[  270.147667]  fallback_alloc+0x204/0x2e0
[  270.151635]  ____cache_alloc_node+0x1c7/0x1e0
[  270.156142]  kmem_cache_alloc_node+0xe3/0x730
[  270.160627]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.164856]  __alloc_skb+0x119/0x770
[  270.168558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.173826]  ? netdev_alloc_frag+0x1f0/0x1f0
[  270.178221]  ? lock_downgrade+0x900/0x900
[  270.182361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.187891]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.193332]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.198773]  ? addrconf_rs_timer+0x690/0x690
[  270.203176]  ndisc_alloc_skb+0x144/0x340
[  270.207242]  ndisc_send_rs+0x331/0x6e0
[  270.211124]  addrconf_rs_timer+0x314/0x690
[  270.215349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.219579]  call_timer_fn+0x272/0x920
[  270.223451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.227672]  ? process_timeout+0x40/0x40
[  270.231726]  ? mark_held_locks+0xc7/0x130
[  270.235867]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.240349]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.244829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.249048]  ? lockdep_hardirqs_on+0x296/0x5b0
[  270.253615]  ? trace_hardirqs_on+0xbd/0x310
[  270.257923]  ? kasan_check_read+0x11/0x20
[  270.262054]  ? __run_timers+0x7da/0xc70
[  270.266016]  ? trace_hardirqs_off_caller+0x310/0x310
[  270.271112]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.275340]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.279558]  __run_timers+0x7e5/0xc70
[  270.283351]  ? timer_fixup_init+0x70/0x70
[  270.287494]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.292515]  ? zap_class+0x640/0x640
[  270.296220]  ? print_usage_bug+0xc0/0xc0
[  270.300266]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.305447]  ? find_held_lock+0x36/0x1c0
[  270.309499]  ? zap_class+0x640/0x640
[  270.313218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.318740]  ? check_preemption_disabled+0x48/0x280
[  270.323751]  ? __lock_is_held+0xb5/0x140
[  270.327798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.333838]  ? check_preemption_disabled+0x48/0x280
[  270.338857]  run_timer_softirq+0x52/0xb0
[  270.342901]  ? rcu_read_lock_sched_held+0x14f/0x180
[  270.347901]  __do_softirq+0x308/0xb7e
[  270.351694]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  270.356179]  ? lock_downgrade+0x900/0x900
[  270.360333]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  270.365430]  ? pvclock_read_flags+0x160/0x160
[  270.369914]  ? lapic_next_event+0x5a/0x90
[  270.374062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.379589]  ? kvm_clock_read+0x18/0x30
[  270.383548]  ? kvm_sched_clock_read+0x9/0x20
[  270.387944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.393469]  ? check_preemption_disabled+0x48/0x280
[  270.398480]  irq_exit+0x17f/0x1c0
[  270.401922]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.406749]  ? smp_reschedule_interrupt+0x109/0x650
[  270.411751]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.417620]  ? interrupt_entry+0xb5/0xc0
[  270.421675]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.426675]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.431676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.436605]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.441609]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.446628]  ? task_prio+0x50/0x50
[  270.450166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.455689]  ? check_preemption_disabled+0x48/0x280
[  270.460692]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.465526]  apic_timer_interrupt+0xf/0x20
[  270.469746]  </IRQ>
[  270.471969] RIP: 0010:console_unlock+0x102f/0x1190
[  270.476887] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  270.495773] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  270.503469] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  270.510724] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  270.517978] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  270.525231] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  270.532605] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  270.539865]  ? netconsole_netdev_event+0x280/0x280
[  270.544785]  ? console_unlock+0x1026/0x1190
[  270.549113]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  270.553771]  ? vprintk_emit+0x846/0x990
[  270.557752]  ? lock_release+0xa00/0xa00
[  270.561713]  ? trace_hardirqs_on+0x70/0x310
[  270.566020]  ? vprintk_default+0x28/0x30
[  270.570069]  ? trace_hardirqs_off_caller+0x310/0x310
[  270.575164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.580691]  vprintk_emit+0x391/0x990
[  270.584484]  ? wake_up_klogd+0x180/0x180
[  270.588549]  ? find_held_lock+0x11/0x1c0
[  270.592603]  ? mark_held_locks+0xc7/0x130
[  270.596741]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.601232]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.605718]  vprintk_default+0x28/0x30
[  270.609591]  vprintk_func+0x7e/0x181
[  270.613290]  printk+0xa7/0xcf
[  270.616399]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  270.621141]  ? _raw_spin_unlock_irq+0x60/0x80
[  270.625646]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  270.630928]  dump_header+0x7cc/0xf72
[  270.634638]  ? pagefault_out_of_memory+0x197/0x197
[  270.639566]  ? percpu_ref_get_many+0x240/0x240
[  270.644154]  ? zap_class+0x640/0x640
[  270.647856]  ? print_usage_bug+0xc0/0xc0
[  270.651906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.657430]  ? find_held_lock+0x36/0x1c0
[  270.661485]  ? mark_held_locks+0xc7/0x130
[  270.665618]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  270.670706]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  270.675802]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  270.680392]  ? trace_hardirqs_on+0xbd/0x310
[  270.684698]  ? kasan_check_read+0x11/0x20
[  270.688836]  ? ___ratelimit+0x3b4/0x672
[  270.692800]  ? trace_hardirqs_off_caller+0x310/0x310
[  270.697890]  ? trace_hardirqs_on+0x310/0x310
[  270.702286]  ? lock_downgrade+0x900/0x900
[  270.706434]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  270.711522]  ? ___ratelimit+0x3b9/0x672
[  270.715485]  ? idr_get_free+0xf70/0xf70
[  270.719443]  ? find_held_lock+0x36/0x1c0
[  270.723496]  oom_kill_process.cold.27+0x10/0x903
[  270.728237]  ? zap_class+0x640/0x640
[  270.731938]  ? check_preemption_disabled+0x48/0x280
[  270.736941]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  270.741870]  ? kasan_check_read+0x11/0x20
[  270.746003]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.751268]  ? oom_evaluate_task+0x540/0x540
[  270.755677]  ? find_held_lock+0x36/0x1c0
[  270.759730]  ? out_of_memory+0x974/0x1430
[  270.763868]  ? lock_downgrade+0x900/0x900
[  270.768010]  ? check_preemption_disabled+0x48/0x280
[  270.773012]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  270.777926]  ? kasan_check_read+0x11/0x20
[  270.782068]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.787343]  ? rcu_softirq_qs+0x20/0x20
[  270.791308]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.796841]  ? oom_evaluate_task+0x302/0x540
[  270.801254]  out_of_memory+0xa84/0x1430
[  270.805215]  ? oom_killer_disable+0x3a0/0x3a0
[  270.809698]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  270.814620]  ? __ww_mutex_check_waiters+0x160/0x160
[  270.819632]  __alloc_pages_slowpath+0x2354/0x2e10
[  270.824476]  ? do_raw_spin_trylock+0x270/0x270
[  270.829058]  ? warn_alloc+0x120/0x120
[  270.832853]  ? debug_check_no_obj_freed+0x305/0x58d
[  270.837859]  ? drain_local_pages_wq+0x40/0x40
[  270.842346]  ? __lock_acquire+0x62f/0x4c20
[  270.846577]  ? trace_hardirqs_on+0x310/0x310
[  270.850985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.856595]  ? should_fail+0x22d/0xd01
[  270.860471]  ? mark_held_locks+0x130/0x130
[  270.864694]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.869783]  ? zap_class+0x640/0x640
[  270.873491]  ? trace_hardirqs_on+0x310/0x310
[  270.877887]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.883417]  ? __lock_is_held+0xb5/0x140
[  270.887472]  ? lock_release+0xa00/0xa00
[  270.891435]  ? perf_trace_sched_process_exec+0x860/0x860
[  270.896882]  ? __might_sleep+0x95/0x190
[  270.900845]  __alloc_pages_nodemask+0xa80/0xde0
[  270.905506]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  270.910506]  ? lock_downgrade+0x900/0x900
[  270.914639]  ? check_preemption_disabled+0x48/0x280
[  270.919646]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  270.924559]  ? kasan_check_read+0x11/0x20
[  270.928692]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.933961]  ? unwind_dump+0x190/0x190
[  270.937844]  ? is_bpf_text_address+0xd3/0x170
[  270.942328]  ? kernel_text_address+0x79/0xf0
[  270.946748]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  270.952276]  alloc_pages_current+0x173/0x350
[  270.956673]  depot_save_stack+0x3f1/0x470
[  270.960825]  save_stack+0xa9/0xd0
[  270.964264]  ? save_stack+0x43/0xd0
[  270.967876]  ? kasan_kmalloc+0xc7/0xe0
[  270.971750]  ? kasan_slab_alloc+0x12/0x20
[  270.975887]  ? kmem_cache_alloc_node+0x131/0x730
[  270.980639]  ? __alloc_skb+0x119/0x770
[  270.984517]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  270.989265]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  270.994263]  ? rtmsg_ifinfo+0x8c/0xa0
[  270.998054]  ? dev_close_many+0x3be/0x860
[  271.002188]  ? rollback_registered_many+0x543/0x1250
[  271.007276]  ? rollback_registered+0x1e9/0x420
[  271.011851]  ? unregister_netdevice_queue+0x321/0x5e0
[  271.017026]  ? __tun_detach+0x11b8/0x15c0
[  271.021176]  ? tun_chr_close+0xe3/0x180
[  271.025137]  ? __fput+0x385/0xa30
[  271.028578]  ? ____fput+0x15/0x20
[  271.032039]  ? task_work_run+0x1e8/0x2a0
[  271.036087]  ? do_exit+0x1ad6/0x26d0
[  271.039784]  ? do_group_exit+0x177/0x440
[  271.043832]  ? get_signal+0x8b0/0x1980
[  271.047706]  ? do_signal+0x9c/0x21c0
[  271.051407]  ? exit_to_usermode_loop+0x2e5/0x380
[  271.056149]  ? do_syscall_64+0x6be/0x820
[  271.060197]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  271.065636]  ? lock_downgrade+0x900/0x900
[  271.069770]  ? quarantine_reduce+0x163/0x1a0
[  271.074180]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.079273]  ? ___cache_free+0x2e/0x380
[  271.083253]  ? quarantine_reduce+0x189/0x1a0
[  271.087648]  ? kasan_unpoison_shadow+0x35/0x50
[  271.092216]  kasan_kmalloc+0xc7/0xe0
[  271.095924]  kasan_slab_alloc+0x12/0x20
[  271.099883]  kmem_cache_alloc_node+0x131/0x730
[  271.104456]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.109377]  __alloc_skb+0x119/0x770
[  271.113080]  ? netdev_alloc_frag+0x1f0/0x1f0
[  271.117480]  ? if_nlmsg_size+0x5d1/0xbb0
[  271.121533]  ? rtnetlink_put_metrics+0x690/0x690
[  271.126282]  ? sk_psock_stop_strp+0x120/0x120
[  271.130763]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  271.135768]  ? netif_tx_stop_all_queues+0xd9/0x110
[  271.140689]  rtmsg_ifinfo_build_skb+0x74/0x190
[  271.145263]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  271.150099]  rtmsg_ifinfo+0x8c/0xa0
[  271.153726]  dev_close_many+0x3be/0x860
[  271.157696]  ? dev_fill_metadata_dst+0x840/0x840
[  271.162446]  ? find_held_lock+0x36/0x1c0
[  271.166740]  ? __queue_work+0x671/0x1440
[  271.170791]  ? lock_downgrade+0x900/0x900
[  271.174929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.180452]  ? rtnl_is_locked+0xb5/0xf0
[  271.184410]  ? rtnl_trylock+0x20/0x20
[  271.188195]  ? do_raw_spin_unlock+0xa7/0x330
[  271.192591]  ? do_raw_spin_trylock+0x270/0x270
[  271.197168]  rollback_registered_many+0x543/0x1250
[  271.202088]  ? generic_xdp_install+0x5a0/0x5a0
[  271.206668]  ? flush_rcu_work+0x90/0x90
[  271.210631]  ? zap_class+0x640/0x640
[  271.214332]  ? print_usage_bug+0xc0/0xc0
[  271.218382]  ? print_usage_bug+0xc0/0xc0
[  271.222433]  ? zap_class+0x640/0x640
[  271.226135]  ? print_usage_bug+0xc0/0xc0
[  271.230184]  ? find_held_lock+0x36/0x1c0
[  271.234240]  ? mark_held_locks+0xc7/0x130
[  271.238378]  rollback_registered+0x1e9/0x420
[  271.243036]  ? lockdep_hardirqs_on+0x321/0x5b0
[  271.247607]  ? rollback_registered_many+0x1250/0x1250
[  271.252786]  ? trace_hardirqs_on+0xbd/0x310
[  271.257099]  ? linkwatch_schedule_work+0x150/0x170
[  271.262023]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.267115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.272636]  ? rtnl_is_locked+0xb5/0xf0
[  271.276596]  ? rtnl_trylock+0x20/0x20
[  271.280384]  ? queue_delayed_work_on+0x130/0x1f0
[  271.285130]  unregister_netdevice_queue+0x321/0x5e0
[  271.290135]  ? rollback_registered+0x420/0x420
[  271.294707]  ? linkwatch_schedule_work+0x170/0x170
[  271.299624]  ? tun_setup+0x2d0/0x2d0
[  271.303328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.308857]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  271.314207]  ? __tun_detach+0x6ba/0x15c0
[  271.318259]  __tun_detach+0x11b8/0x15c0
[  271.322221]  ? __call_rcu.constprop.55+0x3ea/0x950
[  271.327135]  ? __call_rcu.constprop.55+0x3ea/0x950
[  271.332065]  ? tun_attach+0x1900/0x1900
[  271.336033]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.341129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.346654]  ? check_preemption_disabled+0x48/0x280
[  271.351655]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  271.356228]  ? zap_class+0x640/0x640
[  271.359928]  ? fsnotify+0x4e5/0xf20
[  271.363544]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.369072]  ? locks_remove_file+0x3c6/0x5c0
[  271.373472]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  271.378998]  ? ima_file_free+0x132/0x650
[  271.383145]  ? __lock_is_held+0xb5/0x140
[  271.387195]  ? __tun_detach+0x15c0/0x15c0
[  271.391336]  ? __tun_detach+0x15c0/0x15c0
[  271.395469]  tun_chr_close+0xe3/0x180
[  271.399257]  __fput+0x385/0xa30
[  271.402527]  ? get_max_files+0x20/0x20
[  271.406410]  ? perf_trace_sched_process_exec+0x860/0x860
[  271.411864]  ____fput+0x15/0x20
[  271.415129]  task_work_run+0x1e8/0x2a0
[  271.419010]  ? task_work_cancel+0x240/0x240
[  271.423321]  ? switch_task_namespaces+0xb8/0xd0
[  271.427984]  do_exit+0x1ad6/0x26d0
[  271.431521]  ? mm_update_next_owner+0x990/0x990
[  271.436175]  ? print_usage_bug+0xc0/0xc0
[  271.440222]  ? find_held_lock+0x36/0x1c0
[  271.444292]  ? mark_held_locks+0x130/0x130
[  271.448524]  ? __lock_acquire+0x62f/0x4c20
[  271.452743]  ? pipe_wait+0x266/0x2c0
[  271.456452]  ? lock_release+0xa00/0xa00
[  271.460417]  ? mark_held_locks+0x130/0x130
[  271.464668]  ? __mutex_lock+0x85e/0x16f0
[  271.468803]  ? __switch_to_asm+0x40/0x70
[  271.472851]  ? pipe_wait+0x266/0x2c0
[  271.476551]  ? __switch_to_asm+0x34/0x70
[  271.480598]  ? __switch_to_asm+0x40/0x70
[  271.484664]  ? mutex_trylock+0x2b0/0x2b0
[  271.488709]  ? zap_class+0x640/0x640
[  271.492420]  ? zap_class+0x640/0x640
[  271.496119]  ? find_held_lock+0x36/0x1c0
[  271.500173]  ? memset+0x31/0x40
[  271.503460]  ? find_held_lock+0x36/0x1c0
[  271.507513]  ? get_signal+0x95b/0x1980
[  271.511391]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.515884]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.520372]  do_group_exit+0x177/0x440
[  271.524246]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.529337]  ? __ia32_sys_exit+0x50/0x50
[  271.533389]  get_signal+0x8b0/0x1980
[  271.537093]  ? ptrace_notify+0x130/0x130
[  271.541149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.546674]  ? pipe_read+0x702/0x940
[  271.550374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.555909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.561444]  ? __vfs_read+0x11f/0x9b0
[  271.565237]  do_signal+0x9c/0x21c0
[  271.568771]  ? fsnotify+0xf20/0xf20
[  271.572392]  ? setup_sigcontext+0x7d0/0x7d0
[  271.576705]  ? exit_to_usermode_loop+0x8c/0x380
[  271.581375]  ? exit_to_usermode_loop+0x8c/0x380
[  271.586033]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  271.590601]  ? trace_hardirqs_on+0xbd/0x310
[  271.594909]  ? do_syscall_64+0x6be/0x820
[  271.598964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.604498]  exit_to_usermode_loop+0x2e5/0x380
[  271.609070]  ? __bpf_trace_sys_exit+0x30/0x30
[  271.613559]  do_syscall_64+0x6be/0x820
[  271.617435]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  271.622787]  ? syscall_return_slowpath+0x5e0/0x5e0
[  271.627701]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.632530]  ? trace_hardirqs_on_caller+0x310/0x310
[  271.637642]  ? prepare_exit_to_usermode+0x291/0x3b0
[  271.642647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.647482]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  271.652655] RIP: 0033:0x410fa0
[  271.655850] Code: Bad RIP value.
[  271.659198] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  271.666893] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  271.674162] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  271.681415] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  271.688668] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  271.695921] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  271.703192] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  271.703265] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  271.710459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.710463] Call Trace:
[  271.710468]  <IRQ>
[  271.710483]  dump_stack+0x244/0x39d
[  271.710498]  ? dump_stack_print_info.cold.1+0x20/0x20
[  271.717111] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.726306]  warn_alloc.cold.116+0xb7/0x1bd
[  271.728869] syz-executor5 cpuset=syz5 mems_allowed=0
[  271.731013]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.764445]  ? lock_downgrade+0x900/0x900
[  271.768595]  ? trace_hardirqs_off+0xb8/0x310
[  271.772998]  ? trace_hardirqs_off+0xb8/0x310
[  271.777397]  __alloc_pages_slowpath+0x26e8/0x2e10
[  271.782249]  ? warn_alloc+0x120/0x120
[  271.786038]  ? print_usage_bug+0xc0/0xc0
[  271.790088]  ? warn_alloc+0x120/0x120
[  271.793878]  ? warn_alloc+0x120/0x120
[  271.797667]  ? print_usage_bug+0xc0/0xc0
[  271.801718]  ? print_usage_bug+0xc0/0xc0
[  271.805769]  ? __lock_acquire+0x62f/0x4c20
[  271.809995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.815519]  ? should_fail+0x22d/0xd01
[  271.819398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.824496]  ? __lock_acquire+0x62f/0x4c20
[  271.828720]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.833810]  ? __lock_acquire+0x62f/0x4c20
[  271.838031]  ? should_fail+0x22d/0xd01
[  271.841906]  ? find_held_lock+0x36/0x1c0
[  271.845963]  ? mark_held_locks+0x130/0x130
[  271.850187]  ? mark_held_locks+0x130/0x130
[  271.854405]  ? zap_class+0x640/0x640
[  271.858108]  ? zap_class+0x640/0x640
[  271.861821]  ? print_usage_bug+0xc0/0xc0
[  271.865869]  ? do_raw_spin_unlock+0xa7/0x330
[  271.870263]  ? zap_class+0x640/0x640
[  271.873969]  ? print_usage_bug+0xc0/0xc0
[  271.878017]  ? wq_watchdog_touch+0x9c/0xfe
[  271.882242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.887779]  ? check_preemption_disabled+0x48/0x280
[  271.892789]  ? __lock_is_held+0xb5/0x140
[  271.896838]  __alloc_pages_nodemask+0xa80/0xde0
[  271.901490]  ? zap_class+0x640/0x640
[  271.905191]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  271.910205]  ? find_held_lock+0x36/0x1c0
[  271.914280]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.918940]  ? lock_downgrade+0x900/0x900
[  271.923083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.928609]  cache_grow_begin+0xa5/0x8c0
[  271.932654]  ? do_raw_spin_unlock+0xa7/0x330
[  271.937055]  fallback_alloc+0x204/0x2e0
[  271.941027]  ____cache_alloc_node+0x1c7/0x1e0
[  271.945514]  kmem_cache_alloc_node+0xe3/0x730
[  271.949997]  ? ipv6_get_ifaddr+0x42e/0x620
[  271.954231]  __alloc_skb+0x119/0x770
[  271.957932]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.963212]  ? netdev_alloc_frag+0x1f0/0x1f0
[  271.967605]  ? lock_downgrade+0x900/0x900
[  271.971743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.977270]  ? refcount_sub_and_test_checked+0x203/0x310
[  271.982707]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  271.988154]  ? addrconf_rs_timer+0x690/0x690
[  271.992566]  ndisc_alloc_skb+0x144/0x340
[  271.996615]  ndisc_send_rs+0x331/0x6e0
[  272.000491]  addrconf_rs_timer+0x314/0x690
[  272.004712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.008949]  call_timer_fn+0x272/0x920
[  272.012821]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.017040]  ? process_timeout+0x40/0x40
[  272.021113]  ? __run_timers+0x7da/0xc70
[  272.025073]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.029551]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.034030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.038251]  ? lockdep_hardirqs_on+0x296/0x5b0
[  272.042819]  ? trace_hardirqs_on+0xbd/0x310
[  272.047125]  ? kasan_check_read+0x11/0x20
[  272.051254]  ? __run_timers+0x7da/0xc70
[  272.055222]  ? trace_hardirqs_off_caller+0x310/0x310
[  272.060313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.064539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.068756]  __run_timers+0x7e5/0xc70
[  272.072552]  ? timer_fixup_init+0x70/0x70
[  272.076690]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.081691]  ? zap_class+0x640/0x640
[  272.085393]  ? enqueue_hrtimer+0x1a5/0x560
[  272.089617]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  272.094798]  ? find_held_lock+0x36/0x1c0
[  272.098861]  ? zap_class+0x640/0x640
[  272.102565]  ? pvclock_read_flags+0x160/0x160
[  272.107050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.112579]  ? check_preemption_disabled+0x48/0x280
[  272.117590]  ? __lock_is_held+0xb5/0x140
[  272.121637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.127160]  ? check_preemption_disabled+0x48/0x280
[  272.132163]  run_timer_softirq+0x52/0xb0
[  272.136216]  ? rcu_read_lock_sched_held+0x14f/0x180
[  272.141217]  __do_softirq+0x308/0xb7e
[  272.145007]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  272.149490]  ? lock_downgrade+0x900/0x900
[  272.153629]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  272.158724]  ? pvclock_read_flags+0x160/0x160
[  272.163214]  ? lapic_next_event+0x5a/0x90
[  272.167350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.172879]  ? kvm_clock_read+0x18/0x30
[  272.176839]  ? kvm_sched_clock_read+0x9/0x20
[  272.181354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.186876]  ? check_preemption_disabled+0x48/0x280
[  272.191885]  irq_exit+0x17f/0x1c0
[  272.195324]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.200152]  ? smp_reschedule_interrupt+0x109/0x650
[  272.205157]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.211030]  ? interrupt_entry+0xb5/0xc0
[  272.215078]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.220080]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.225082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.229913]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.234919]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.239935]  ? task_prio+0x50/0x50
[  272.243461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.248985]  ? check_preemption_disabled+0x48/0x280
[  272.253995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.258831]  apic_timer_interrupt+0xf/0x20
[  272.263047]  </IRQ>
[  272.265274] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  272.271149] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  272.290032] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  272.297722] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  272.304976] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  272.312228] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  272.319481] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  272.326737] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  272.334187]  ? save_stack+0xa9/0xd0
[  272.337809]  __kmalloc_node_track_caller+0x3c/0x70
[  272.342731]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  272.347478]  pskb_expand_head+0x230/0x10f0
[  272.351700]  ? check_preemption_disabled+0x48/0x280
[  272.356709]  ? memcpy+0x45/0x50
[  272.359974]  ? __copy_skb_header+0x350/0x6b0
[  272.364369]  ? skb_release_data+0x880/0x880
[  272.368692]  ? __alloc_skb+0x770/0x770
[  272.372572]  ? __lock_is_held+0xb5/0x140
[  272.376623]  ? kasan_check_write+0x14/0x20
[  272.380840]  ? __skb_clone+0x6c7/0xa00
[  272.384718]  ? __copy_skb_header+0x6b0/0x6b0
[  272.389113]  ? kmem_cache_alloc+0x33a/0x730
[  272.393421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.398951]  skb_ensure_writable+0x3dd/0x640
[  272.403350]  ? skb_checksum_setup+0xaa0/0xaa0
[  272.407845]  ? preempt_notifier_register+0x200/0x200
[  272.412942]  ? __switch_to_asm+0x34/0x70
[  272.416988]  ? __switch_to_asm+0x34/0x70
[  272.421035]  ? __switch_to_asm+0x40/0x70
[  272.425082]  ? __switch_to_asm+0x34/0x70
[  272.429126]  ? __switch_to_asm+0x40/0x70
[  272.433178]  ? __switch_to_asm+0x40/0x70
[  272.437236]  ? __switch_to_asm+0x34/0x70
[  272.441283]  ? __switch_to_asm+0x34/0x70
[  272.445329]  ? __switch_to_asm+0x40/0x70
[  272.449372]  ? __switch_to_asm+0x34/0x70
[  272.453421]  bpf_clone_redirect+0x14a/0x490
[  272.457738]  bpf_prog_210052181be91187+0x25d/0x1000
[  272.462742]  ? __sched_text_start+0x8/0x8
[  272.466879]  ? retint_kernel+0x2d/0x2d
[  272.470757]  ? trace_hardirqs_on_caller+0xc0/0x310
[  272.475677]  ? find_held_lock+0x36/0x1c0
[  272.479730]  ? lock_acquire+0x1ed/0x520
[  272.483690]  ? bpf_test_run+0x3cb/0x780
[  272.487651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.493179]  ? check_preemption_disabled+0x48/0x280
[  272.498190]  ? kasan_check_read+0x11/0x20
[  272.502323]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.507586]  ? rcu_softirq_qs+0x20/0x20
[  272.511546]  ? preempt_schedule+0x4d/0x60
[  272.515681]  ? ___preempt_schedule+0x16/0x18
[  272.520079]  ? bpf_test_run+0x25d/0x780
[  272.524050]  ? netlink_diag_dump+0x2a0/0x2a0
[  272.528447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.533970]  ? bpf_test_init.isra.10+0x70/0x100
[  272.538628]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  272.543377]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  272.548204]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  272.553727]  ? fput+0x130/0x1a0
[  272.556997]  ? __bpf_prog_get+0x9b/0x290
[  272.561046]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  272.565871]  ? bpf_prog_test_run+0x130/0x1a0
[  272.570276]  ? __x64_sys_bpf+0x3d8/0x520
[  272.574325]  ? bpf_prog_get+0x20/0x20
[  272.578121]  ? do_syscall_64+0x142/0x820
[  272.582168]  ? do_syscall_64+0x157/0x820
[  272.586225]  ? do_syscall_64+0x1b9/0x820
[  272.590280]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  272.595631]  ? syscall_return_slowpath+0x5e0/0x5e0
[  272.600543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.605374]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.610376]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  272.615379]  ? prepare_exit_to_usermode+0x291/0x3b0
[  272.620387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.625219]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  272.630588] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  272.630592] warn_alloc_show_mem: 1 callbacks suppressed
[  272.630597] Mem-Info:
[  272.637852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.643207] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  272.643207]  active_file:14 inactive_file:13 isolated_file:0
[  272.643207]  unevictable:0 dirty:0 writeback:0 unstable:0
[  272.643207]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  272.643207]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  272.643207]  free:13753 free_pcp:301 free_cma:0
[  272.645571] Call Trace:
[  272.654936] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  272.687863]  <IRQ>
[  272.690421] Node 0 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
[  272.718163]  dump_stack+0x244/0x39d
[  272.720271] lowmem_reserve[]: 0 2818 6321 6321
[  272.746368]  ? dump_stack_print_info.cold.1+0x20/0x20
[  272.749959] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  272.754536]  warn_alloc.cold.116+0xb7/0x1bd
[  272.759681] lowmem_reserve[]: 0 0 3503 3503
[  272.787512]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  272.791811] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  272.796117]  ? lock_downgrade+0x900/0x900
[  272.800923] lowmem_reserve[]: 0 0 0 0
[  272.830051]  ? trace_hardirqs_off+0xb8/0x310
[  272.834162] 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
[  272.837947]  ? trace_hardirqs_off+0xb8/0x310
[  272.842320] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  272.855843]  __alloc_pages_slowpath+0x26e8/0x2e10
[  272.860229] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  272.875923]  ? warn_alloc+0x120/0x120
[  272.880722] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  272.895619]  ? warn_alloc+0x120/0x120
[  272.899391] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  272.908201]  ? warn_alloc+0x120/0x120
[  272.911969] 4367 total pagecache pages
[  272.920528]  ? print_usage_bug+0xc0/0xc0
[  272.924316] 0 pages in swap cache
[  272.928176]  ? warn_alloc+0x120/0x120
[  272.932216] Swap cache stats: add 0, delete 0, find 0/0
[  272.935647]  ? print_usage_bug+0xc0/0xc0
[  272.939415] Free swap  = 0kB
[  272.944762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.948784] Total swap = 0kB
[  272.951781]  ? should_fail+0x22d/0xd01
[  272.957280] 1965979 pages RAM
[  272.960287]  ? __lock_acquire+0x62f/0x4c20
[  272.964140] 0 pages HighMem/MovableOnly
[  272.967225]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.971422] 342853 pages reserved
[  272.971428] 0 pages cma reserved
[  272.975379]  ? __lock_acquire+0x62f/0x4c20
[  272.980508] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.983886]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.987269] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.991443]  ? __lock_acquire+0x62f/0x4c20
[  272.991456]  ? should_fail+0x22d/0xd01
[  272.997913] syz-executor4 cpuset=syz4 mems_allowed=0
[  273.003000]  ? mark_held_locks+0x130/0x130
[  273.030910]  ? mark_held_locks+0x130/0x130
[  273.035147]  ? mark_held_locks+0x130/0x130
[  273.039367]  ? zap_class+0x640/0x640
[  273.043152]  ? print_usage_bug+0xc0/0xc0
[  273.047198]  ? mark_held_locks+0x130/0x130
[  273.051418]  ? print_usage_bug+0xc0/0xc0
[  273.055574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.061100]  ? check_preemption_disabled+0x48/0x280
[  273.066107]  ? __lock_is_held+0xb5/0x140
[  273.070159]  __alloc_pages_nodemask+0xa80/0xde0
[  273.074814]  ? zap_class+0x640/0x640
[  273.078516]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  273.083525]  ? find_held_lock+0x36/0x1c0
[  273.087582]  ? ____cache_alloc_node+0x1c7/0x1e0
[  273.092244]  ? lock_downgrade+0x900/0x900
[  273.096387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.101932]  cache_grow_begin+0xa5/0x8c0
[  273.105978]  ? do_raw_spin_unlock+0xa7/0x330
[  273.110376]  fallback_alloc+0x204/0x2e0
[  273.114341]  ____cache_alloc_node+0x1c7/0x1e0
[  273.118825]  kmem_cache_alloc_node+0xe3/0x730
[  273.123309]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.127538]  __alloc_skb+0x119/0x770
[  273.131238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.136504]  ? netdev_alloc_frag+0x1f0/0x1f0
[  273.140896]  ? lock_downgrade+0x900/0x900
[  273.145034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.150556]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.155997]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.161433]  ? addrconf_rs_timer+0x690/0x690
[  273.166041]  ndisc_alloc_skb+0x144/0x340
[  273.170092]  ndisc_send_rs+0x331/0x6e0
[  273.173968]  addrconf_rs_timer+0x314/0x690
[  273.178193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.182426]  call_timer_fn+0x272/0x920
[  273.186302]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.190522]  ? process_timeout+0x40/0x40
[  273.194579]  ? mark_held_locks+0xc7/0x130
[  273.198718]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.203197]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.207679]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.211900]  ? lockdep_hardirqs_on+0x296/0x5b0
[  273.216470]  ? trace_hardirqs_on+0xbd/0x310
[  273.220780]  ? kasan_check_read+0x11/0x20
[  273.224912]  ? __run_timers+0x7da/0xc70
[  273.228876]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.233971]  ? tcp_compressed_ack_kick+0x220/0x220
[  273.238889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.243108]  __run_timers+0x7e5/0xc70
[  273.246901]  ? timer_fixup_init+0x70/0x70
[  273.251036]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.256037]  ? zap_class+0x640/0x640
[  273.259740]  ? print_usage_bug+0xc0/0xc0
[  273.263793]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.268981]  ? find_held_lock+0x36/0x1c0
[  273.273038]  ? zap_class+0x640/0x640
[  273.276744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.282273]  ? check_preemption_disabled+0x48/0x280
[  273.287285]  ? __lock_is_held+0xb5/0x140
[  273.291361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.296885]  ? check_preemption_disabled+0x48/0x280
[  273.301889]  run_timer_softirq+0x52/0xb0
[  273.305941]  ? rcu_read_lock_sched_held+0x14f/0x180
[  273.310946]  __do_softirq+0x308/0xb7e
[  273.314739]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  273.319217]  ? lock_downgrade+0x900/0x900
[  273.323355]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  273.328455]  ? pvclock_read_flags+0x160/0x160
[  273.332942]  ? lapic_next_event+0x5a/0x90
[  273.337077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.342605]  ? kvm_clock_read+0x18/0x30
[  273.346568]  ? kvm_sched_clock_read+0x9/0x20
[  273.350967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.356492]  ? check_preemption_disabled+0x48/0x280
[  273.361503]  irq_exit+0x17f/0x1c0
[  273.364944]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.369769]  ? smp_reschedule_interrupt+0x109/0x650
[  273.374770]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.380641]  ? interrupt_entry+0xb5/0xc0
[  273.384694]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.389695]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.394700]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.399527]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.404528]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.409531]  ? task_prio+0x50/0x50
[  273.413057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.418591]  ? check_preemption_disabled+0x48/0x280
[  273.423604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.428438]  apic_timer_interrupt+0xf/0x20
[  273.432655]  </IRQ>
[  273.434879] RIP: 0010:console_unlock+0x102f/0x1190
[  273.439800] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  273.458692] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  273.466384] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  273.473636] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  273.480900] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  273.488154] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  273.495408] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  273.502667]  ? netconsole_netdev_event+0x280/0x280
[  273.507597]  ? console_unlock+0x1026/0x1190
[  273.511918]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  273.516605]  ? vprintk_emit+0x846/0x990
[  273.520570]  ? lock_release+0xa00/0xa00
[  273.524529]  ? trace_hardirqs_on+0x70/0x310
[  273.528835]  ? vprintk_default+0x28/0x30
[  273.532881]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.537968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.543495]  vprintk_emit+0x391/0x990
[  273.547283]  ? wake_up_klogd+0x180/0x180
[  273.551336]  ? find_held_lock+0x11/0x1c0
[  273.555387]  ? mark_held_locks+0xc7/0x130
[  273.559521]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.564000]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.568483]  vprintk_default+0x28/0x30
[  273.572355]  vprintk_func+0x7e/0x181
[  273.576056]  printk+0xa7/0xcf
[  273.579149]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  273.583894]  ? _raw_spin_unlock_irq+0x60/0x80
[  273.588386]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  273.593658]  dump_header+0x7cc/0xf72
[  273.597366]  ? pagefault_out_of_memory+0x197/0x197
[  273.602289]  ? percpu_ref_get_many+0x240/0x240
[  273.606868]  ? zap_class+0x640/0x640
[  273.610576]  ? print_usage_bug+0xc0/0xc0
[  273.614627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.620167]  ? find_held_lock+0x36/0x1c0
[  273.624219]  ? mark_held_locks+0xc7/0x130
[  273.628352]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  273.633440]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  273.638529]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  273.643105]  ? trace_hardirqs_on+0xbd/0x310
[  273.647412]  ? kasan_check_read+0x11/0x20
[  273.651544]  ? ___ratelimit+0x3b4/0x672
[  273.655509]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.660601]  ? trace_hardirqs_on+0x310/0x310
[  273.664995]  ? lock_downgrade+0x900/0x900
[  273.669133]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  273.674223]  ? ___ratelimit+0x3b9/0x672
[  273.678282]  ? idr_get_free+0xf70/0xf70
[  273.682242]  ? find_held_lock+0x36/0x1c0
[  273.686299]  oom_kill_process.cold.27+0x10/0x903
[  273.691043]  ? zap_class+0x640/0x640
[  273.694741]  ? check_preemption_disabled+0x48/0x280
[  273.699746]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  273.704670]  ? kasan_check_read+0x11/0x20
[  273.708808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.714092]  ? oom_evaluate_task+0x540/0x540
[  273.718498]  ? find_held_lock+0x36/0x1c0
[  273.722554]  ? out_of_memory+0x974/0x1430
[  273.726691]  ? lock_downgrade+0x900/0x900
[  273.730825]  ? check_preemption_disabled+0x48/0x280
[  273.735828]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  273.740746]  ? kasan_check_read+0x11/0x20
[  273.744880]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.750142]  ? rcu_softirq_qs+0x20/0x20
[  273.754107]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.759628]  ? oom_evaluate_task+0x302/0x540
[  273.764024]  out_of_memory+0xa84/0x1430
[  273.767993]  ? oom_killer_disable+0x3a0/0x3a0
[  273.772478]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  273.777399]  ? __ww_mutex_check_waiters+0x160/0x160
[  273.782415]  __alloc_pages_slowpath+0x2354/0x2e10
[  273.787254]  ? do_raw_spin_trylock+0x270/0x270
[  273.791843]  ? warn_alloc+0x120/0x120
[  273.795632]  ? debug_check_no_obj_freed+0x305/0x58d
[  273.800640]  ? drain_local_pages_wq+0x40/0x40
[  273.805125]  ? __lock_acquire+0x62f/0x4c20
[  273.809358]  ? trace_hardirqs_on+0x310/0x310
[  273.813760]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.819286]  ? should_fail+0x22d/0xd01
[  273.823160]  ? mark_held_locks+0x130/0x130
[  273.827382]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.832472]  ? zap_class+0x640/0x640
[  273.836177]  ? trace_hardirqs_on+0x310/0x310
[  273.840578]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  273.846110]  ? __lock_is_held+0xb5/0x140
[  273.850176]  ? lock_release+0xa00/0xa00
[  273.854138]  ? perf_trace_sched_process_exec+0x860/0x860
[  273.859584]  ? __might_sleep+0x95/0x190
[  273.863551]  __alloc_pages_nodemask+0xa80/0xde0
[  273.868213]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  273.873340]  ? lock_downgrade+0x900/0x900
[  273.877473]  ? check_preemption_disabled+0x48/0x280
[  273.882475]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  273.887389]  ? kasan_check_read+0x11/0x20
[  273.891524]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.896795]  ? unwind_dump+0x190/0x190
[  273.900675]  ? is_bpf_text_address+0xd3/0x170
[  273.905163]  ? kernel_text_address+0x79/0xf0
[  273.909568]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  273.915096]  alloc_pages_current+0x173/0x350
[  273.919509]  depot_save_stack+0x3f1/0x470
[  273.923652]  save_stack+0xa9/0xd0
[  273.927100]  ? save_stack+0x43/0xd0
[  273.930713]  ? kasan_kmalloc+0xc7/0xe0
[  273.934585]  ? kasan_slab_alloc+0x12/0x20
[  273.938718]  ? kmem_cache_alloc_node+0x131/0x730
[  273.943462]  ? __alloc_skb+0x119/0x770
[  273.947337]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  273.952093]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  273.957097]  ? rtmsg_ifinfo+0x8c/0xa0
[  273.960888]  ? dev_close_many+0x3be/0x860
[  273.965023]  ? rollback_registered_many+0x543/0x1250
[  273.970111]  ? rollback_registered+0x1e9/0x420
[  273.974678]  ? unregister_netdevice_queue+0x321/0x5e0
[  273.979854]  ? __tun_detach+0x11b8/0x15c0
[  273.983987]  ? tun_chr_close+0xe3/0x180
[  273.987949]  ? __fput+0x385/0xa30
[  273.991396]  ? ____fput+0x15/0x20
[  273.994946]  ? task_work_run+0x1e8/0x2a0
[  273.998995]  ? do_exit+0x1ad6/0x26d0
[  274.002695]  ? do_group_exit+0x177/0x440
[  274.006742]  ? get_signal+0x8b0/0x1980
[  274.010631]  ? do_signal+0x9c/0x21c0
[  274.014330]  ? exit_to_usermode_loop+0x2e5/0x380
[  274.019071]  ? do_syscall_64+0x6be/0x820
[  274.023116]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  274.028476]  ? lock_downgrade+0x900/0x900
[  274.032612]  ? quarantine_reduce+0x163/0x1a0
[  274.037008]  ? trace_hardirqs_off_caller+0x310/0x310
[  274.042098]  ? ___cache_free+0x2e/0x380
[  274.046072]  ? quarantine_reduce+0x189/0x1a0
[  274.050477]  ? kasan_unpoison_shadow+0x35/0x50
[  274.055048]  kasan_kmalloc+0xc7/0xe0
[  274.058755]  kasan_slab_alloc+0x12/0x20
[  274.062724]  kmem_cache_alloc_node+0x131/0x730
[  274.067292]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  274.072214]  __alloc_skb+0x119/0x770
[  274.075920]  ? netdev_alloc_frag+0x1f0/0x1f0
[  274.080318]  ? if_nlmsg_size+0x5d1/0xbb0
[  274.084368]  ? rtnetlink_put_metrics+0x690/0x690
[  274.089119]  ? sk_psock_stop_strp+0x120/0x120
[  274.093599]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  274.098602]  ? netif_tx_stop_all_queues+0xd9/0x110
[  274.103548]  rtmsg_ifinfo_build_skb+0x74/0x190
[  274.108122]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  274.112955]  rtmsg_ifinfo+0x8c/0xa0
[  274.116571]  dev_close_many+0x3be/0x860
[  274.120628]  ? dev_fill_metadata_dst+0x840/0x840
[  274.125387]  ? find_held_lock+0x36/0x1c0
[  274.129443]  ? __queue_work+0x671/0x1440
[  274.133510]  ? lock_downgrade+0x900/0x900
[  274.137651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.143174]  ? rtnl_is_locked+0xb5/0xf0
[  274.147132]  ? rtnl_trylock+0x20/0x20
[  274.150917]  ? do_raw_spin_unlock+0xa7/0x330
[  274.155313]  ? do_raw_spin_trylock+0x270/0x270
[  274.159900]  rollback_registered_many+0x543/0x1250
[  274.164819]  ? generic_xdp_install+0x5a0/0x5a0
[  274.169397]  ? flush_rcu_work+0x90/0x90
[  274.173358]  ? zap_class+0x640/0x640
[  274.177062]  ? print_usage_bug+0xc0/0xc0
[  274.181199]  ? print_usage_bug+0xc0/0xc0
[  274.185247]  ? zap_class+0x640/0x640
[  274.188976]  ? print_usage_bug+0xc0/0xc0
[  274.193027]  ? find_held_lock+0x36/0x1c0
[  274.197081]  ? mark_held_locks+0xc7/0x130
[  274.201219]  rollback_registered+0x1e9/0x420
[  274.205613]  ? lockdep_hardirqs_on+0x321/0x5b0
[  274.210183]  ? rollback_registered_many+0x1250/0x1250
[  274.215356]  ? trace_hardirqs_on+0xbd/0x310
[  274.219662]  ? linkwatch_schedule_work+0x150/0x170
[  274.224577]  ? trace_hardirqs_off_caller+0x310/0x310
[  274.229669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.235193]  ? rtnl_is_locked+0xb5/0xf0
[  274.239164]  ? rtnl_trylock+0x20/0x20
[  274.242970]  ? queue_delayed_work_on+0x130/0x1f0
[  274.247726]  unregister_netdevice_queue+0x321/0x5e0
[  274.252734]  ? rollback_registered+0x420/0x420
[  274.257306]  ? linkwatch_schedule_work+0x170/0x170
[  274.262226]  ? tun_setup+0x2d0/0x2d0
[  274.265927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.271453]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  274.276892]  ? __tun_detach+0x6ba/0x15c0
[  274.280946]  __tun_detach+0x11b8/0x15c0
[  274.284906]  ? __call_rcu.constprop.55+0x3ea/0x950
[  274.289819]  ? __call_rcu.constprop.55+0x3ea/0x950
[  274.294746]  ? tun_attach+0x1900/0x1900
[  274.298705]  ? trace_hardirqs_off_caller+0x310/0x310
[  274.303796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.309318]  ? check_preemption_disabled+0x48/0x280
[  274.314316]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  274.318887]  ? zap_class+0x640/0x640
[  274.322591]  ? fsnotify+0x4e5/0xf20
[  274.326218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.332254]  ? locks_remove_file+0x3c6/0x5c0
[  274.336650]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  274.342175]  ? ima_file_free+0x132/0x650
[  274.346230]  ? __lock_is_held+0xb5/0x140
[  274.350292]  ? __tun_detach+0x15c0/0x15c0
[  274.354428]  ? __tun_detach+0x15c0/0x15c0
[  274.358561]  tun_chr_close+0xe3/0x180
[  274.362348]  __fput+0x385/0xa30
[  274.365617]  ? get_max_files+0x20/0x20
[  274.369502]  ? perf_trace_sched_process_exec+0x860/0x860
[  274.374942]  ____fput+0x15/0x20
[  274.378212]  task_work_run+0x1e8/0x2a0
[  274.382090]  ? task_work_cancel+0x240/0x240
[  274.386507]  ? switch_task_namespaces+0xb8/0xd0
[  274.391168]  do_exit+0x1ad6/0x26d0
[  274.394700]  ? mm_update_next_owner+0x990/0x990
[  274.399356]  ? print_usage_bug+0xc0/0xc0
[  274.403402]  ? find_held_lock+0x36/0x1c0
[  274.407459]  ? mark_held_locks+0x130/0x130
[  274.411684]  ? __lock_acquire+0x62f/0x4c20
[  274.415905]  ? pipe_wait+0x266/0x2c0
[  274.419623]  ? lock_release+0xa00/0xa00
[  274.423589]  ? mark_held_locks+0x130/0x130
[  274.427818]  ? __mutex_lock+0x85e/0x16f0
[  274.431864]  ? __switch_to_asm+0x40/0x70
[  274.435915]  ? pipe_wait+0x266/0x2c0
[  274.439617]  ? __switch_to_asm+0x34/0x70
[  274.443663]  ? __switch_to_asm+0x40/0x70
[  274.447716]  ? mutex_trylock+0x2b0/0x2b0
[  274.451768]  ? zap_class+0x640/0x640
[  274.455490]  ? zap_class+0x640/0x640
[  274.459192]  ? find_held_lock+0x36/0x1c0
[  274.463245]  ? memset+0x31/0x40
[  274.466514]  ? find_held_lock+0x36/0x1c0
[  274.470567]  ? get_signal+0x95b/0x1980
[  274.474444]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.478923]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.483412]  do_group_exit+0x177/0x440
[  274.487287]  ? trace_hardirqs_off_caller+0x310/0x310
[  274.492378]  ? __ia32_sys_exit+0x50/0x50
[  274.496432]  get_signal+0x8b0/0x1980
[  274.500163]  ? ptrace_notify+0x130/0x130
[  274.504234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.509757]  ? pipe_read+0x702/0x940
[  274.513461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.518997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.524521]  ? __vfs_read+0x11f/0x9b0
[  274.528324]  do_signal+0x9c/0x21c0
[  274.531864]  ? fsnotify+0xf20/0xf20
[  274.535489]  ? setup_sigcontext+0x7d0/0x7d0
[  274.539805]  ? exit_to_usermode_loop+0x8c/0x380
[  274.544560]  ? exit_to_usermode_loop+0x8c/0x380
[  274.549215]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  274.553791]  ? trace_hardirqs_on+0xbd/0x310
[  274.558099]  ? do_syscall_64+0x6be/0x820
[  274.562152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.567682]  exit_to_usermode_loop+0x2e5/0x380
[  274.572271]  ? __bpf_trace_sys_exit+0x30/0x30
[  274.576760]  do_syscall_64+0x6be/0x820
[  274.580649]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  274.586002]  ? syscall_return_slowpath+0x5e0/0x5e0
[  274.590920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.595751]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.600757]  ? prepare_exit_to_usermode+0x291/0x3b0
[  274.605764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.610612]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  274.615789] RIP: 0033:0x410fa0
[  274.618981] Code: Bad RIP value.
[  274.622328] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  274.630019] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  274.637273] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  274.644529] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  274.651785] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  274.659037] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  274.666325] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  274.666406] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.673592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.673596] Call Trace:
[  274.673601]  <IRQ>
[  274.673614]  dump_stack+0x244/0x39d
[  274.673629]  ? dump_stack_print_info.cold.1+0x20/0x20
[  274.680158] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.689460]  warn_alloc.cold.116+0xb7/0x1bd
[  274.692008] syz-executor5 cpuset=syz5 mems_allowed=0
[  274.694143]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.727546]  ? lock_downgrade+0x900/0x900
[  274.731698]  ? trace_hardirqs_off+0xb8/0x310
[  274.736192]  ? trace_hardirqs_off+0xb8/0x310
[  274.740591]  __alloc_pages_slowpath+0x26e8/0x2e10
[  274.745441]  ? warn_alloc+0x120/0x120
[  274.749231]  ? print_usage_bug+0xc0/0xc0
[  274.753292]  ? warn_alloc+0x120/0x120
[  274.757082]  ? warn_alloc+0x120/0x120
[  274.760869]  ? print_usage_bug+0xc0/0xc0
[  274.764937]  ? print_usage_bug+0xc0/0xc0
[  274.768987]  ? __lock_acquire+0x62f/0x4c20
[  274.773220]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.778741]  ? should_fail+0x22d/0xd01
[  274.782617]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.787710]  ? __lock_acquire+0x62f/0x4c20
[  274.791936]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.797029]  ? __lock_acquire+0x62f/0x4c20
[  274.801250]  ? should_fail+0x22d/0xd01
[  274.805121]  ? find_held_lock+0x36/0x1c0
[  274.809176]  ? mark_held_locks+0x130/0x130
[  274.813397]  ? mark_held_locks+0x130/0x130
[  274.817616]  ? zap_class+0x640/0x640
[  274.821318]  ? zap_class+0x640/0x640
[  274.825020]  ? print_usage_bug+0xc0/0xc0
[  274.829063]  ? do_raw_spin_unlock+0xa7/0x330
[  274.833452]  ? zap_class+0x640/0x640
[  274.837150]  ? print_usage_bug+0xc0/0xc0
[  274.841196]  ? wq_watchdog_touch+0x9c/0xfe
[  274.845427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.850961]  ? check_preemption_disabled+0x48/0x280
[  274.855974]  ? __lock_is_held+0xb5/0x140
[  274.860027]  __alloc_pages_nodemask+0xa80/0xde0
[  274.864679]  ? zap_class+0x640/0x640
[  274.868387]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  274.873394]  ? find_held_lock+0x36/0x1c0
[  274.877447]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.882104]  ? lock_downgrade+0x900/0x900
[  274.886241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.891765]  cache_grow_begin+0xa5/0x8c0
[  274.895810]  ? do_raw_spin_unlock+0xa7/0x330
[  274.900208]  fallback_alloc+0x204/0x2e0
[  274.904174]  ____cache_alloc_node+0x1c7/0x1e0
[  274.908673]  kmem_cache_alloc_node+0xe3/0x730
[  274.913370]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.917600]  __alloc_skb+0x119/0x770
[  274.921298]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.926562]  ? netdev_alloc_frag+0x1f0/0x1f0
[  274.930959]  ? lock_downgrade+0x900/0x900
[  274.935098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.940621]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.946060]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.951494]  ? addrconf_rs_timer+0x690/0x690
[  274.955901]  ndisc_alloc_skb+0x144/0x340
[  274.960056]  ndisc_send_rs+0x331/0x6e0
[  274.963935]  addrconf_rs_timer+0x314/0x690
[  274.968167]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.972396]  call_timer_fn+0x272/0x920
[  274.976267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.980486]  ? process_timeout+0x40/0x40
[  274.984540]  ? __run_timers+0x7da/0xc70
[  274.988516]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.992997]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.997475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.001698]  ? lockdep_hardirqs_on+0x296/0x5b0
[  275.006267]  ? trace_hardirqs_on+0xbd/0x310
[  275.010572]  ? kasan_check_read+0x11/0x20
[  275.014726]  ? __run_timers+0x7da/0xc70
[  275.018700]  ? trace_hardirqs_off_caller+0x310/0x310
[  275.023807]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.028031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.032249]  __run_timers+0x7e5/0xc70
[  275.036044]  ? timer_fixup_init+0x70/0x70
[  275.040175]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.045184]  ? zap_class+0x640/0x640
[  275.048889]  ? enqueue_hrtimer+0x1a5/0x560
[  275.053115]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  275.058297]  ? find_held_lock+0x36/0x1c0
[  275.062359]  ? zap_class+0x640/0x640
[  275.066064]  ? pvclock_read_flags+0x160/0x160
[  275.070545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.076069]  ? check_preemption_disabled+0x48/0x280
[  275.081077]  ? __lock_is_held+0xb5/0x140
[  275.085123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.090647]  ? check_preemption_disabled+0x48/0x280
[  275.095656]  run_timer_softirq+0x52/0xb0
[  275.099712]  ? rcu_read_lock_sched_held+0x14f/0x180
[  275.104715]  __do_softirq+0x308/0xb7e
[  275.108503]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  275.113007]  ? lock_downgrade+0x900/0x900
[  275.117142]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  275.122233]  ? pvclock_read_flags+0x160/0x160
[  275.126721]  ? lapic_next_event+0x5a/0x90
[  275.130860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.136388]  ? kvm_clock_read+0x18/0x30
[  275.140346]  ? kvm_sched_clock_read+0x9/0x20
[  275.144750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.150273]  ? check_preemption_disabled+0x48/0x280
[  275.155284]  irq_exit+0x17f/0x1c0
[  275.158728]  smp_apic_timer_interrupt+0x1cb/0x760
[  275.163716]  ? smp_reschedule_interrupt+0x109/0x650
[  275.168741]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.174613]  ? interrupt_entry+0xb5/0xc0
[  275.178669]  ? trace_hardirqs_off_caller+0xbb/0x310
[  275.183677]  ? trace_hardirqs_off_caller+0xbb/0x310
[  275.188685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.193524]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.198531]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.203545]  ? task_prio+0x50/0x50
[  275.207158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.212688]  ? check_preemption_disabled+0x48/0x280
[  275.217692]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.222525]  apic_timer_interrupt+0xf/0x20
[  275.226740]  </IRQ>
[  275.228969] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  275.234844] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  275.253731] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  275.261423] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  275.268676] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  275.275934] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  275.283188] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  275.290444] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  275.297720]  ? save_stack+0xa9/0xd0
[  275.301340]  __kmalloc_node_track_caller+0x3c/0x70
[  275.306259]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  275.311008]  pskb_expand_head+0x230/0x10f0
[  275.315228]  ? check_preemption_disabled+0x48/0x280
[  275.320233]  ? memcpy+0x45/0x50
[  275.323500]  ? __copy_skb_header+0x350/0x6b0
[  275.327898]  ? skb_release_data+0x880/0x880
[  275.332210]  ? __alloc_skb+0x770/0x770
[  275.336120]  ? __lock_is_held+0xb5/0x140
[  275.340172]  ? kasan_check_write+0x14/0x20
[  275.344390]  ? __skb_clone+0x6c7/0xa00
[  275.348264]  ? __copy_skb_header+0x6b0/0x6b0
[  275.352661]  ? kmem_cache_alloc+0x33a/0x730
[  275.356970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.362513]  skb_ensure_writable+0x3dd/0x640
[  275.366910]  ? skb_checksum_setup+0xaa0/0xaa0
[  275.371392]  ? preempt_notifier_register+0x200/0x200
[  275.376479]  ? __switch_to_asm+0x34/0x70
[  275.380526]  ? __switch_to_asm+0x34/0x70
[  275.384569]  ? __switch_to_asm+0x40/0x70
[  275.388613]  ? __switch_to_asm+0x34/0x70
[  275.392661]  ? __switch_to_asm+0x40/0x70
[  275.396720]  ? __switch_to_asm+0x40/0x70
[  275.400764]  ? __switch_to_asm+0x34/0x70
[  275.404809]  ? __switch_to_asm+0x34/0x70
[  275.408868]  ? __switch_to_asm+0x40/0x70
[  275.412917]  ? __switch_to_asm+0x34/0x70
[  275.416968]  bpf_clone_redirect+0x14a/0x490
[  275.421286]  bpf_prog_210052181be91187+0x25d/0x1000
[  275.426306]  ? __sched_text_start+0x8/0x8
[  275.430443]  ? retint_kernel+0x2d/0x2d
[  275.434317]  ? trace_hardirqs_on_caller+0xc0/0x310
[  275.439342]  ? find_held_lock+0x36/0x1c0
[  275.443396]  ? lock_acquire+0x1ed/0x520
[  275.447460]  ? bpf_test_run+0x3cb/0x780
[  275.451419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.456942]  ? check_preemption_disabled+0x48/0x280
[  275.461966]  ? kasan_check_read+0x11/0x20
[  275.466098]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  275.471371]  ? rcu_softirq_qs+0x20/0x20
[  275.475329]  ? preempt_schedule+0x4d/0x60
[  275.479473]  ? ___preempt_schedule+0x16/0x18
[  275.483873]  ? bpf_test_run+0x25d/0x780
[  275.487844]  ? netlink_diag_dump+0x2a0/0x2a0
[  275.492240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.497765]  ? bpf_test_init.isra.10+0x70/0x100
[  275.502425]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  275.507177]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  275.512005]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.517528]  ? fput+0x130/0x1a0
[  275.520795]  ? __bpf_prog_get+0x9b/0x290
[  275.524848]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  275.529692]  ? bpf_prog_test_run+0x130/0x1a0
[  275.534088]  ? __x64_sys_bpf+0x3d8/0x520
[  275.538133]  ? bpf_prog_get+0x20/0x20
[  275.541929]  ? do_syscall_64+0x142/0x820
[  275.545976]  ? do_syscall_64+0x157/0x820
[  275.550029]  ? do_syscall_64+0x1b9/0x820
[  275.554088]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  275.559437]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.564364]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.569194]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.574199]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  275.579204]  ? prepare_exit_to_usermode+0x291/0x3b0
[  275.584219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.589051]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.594413] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  275.594417] warn_alloc_show_mem: 1 callbacks suppressed
[  275.594422] Mem-Info:
[  275.601696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.607048] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  275.607048]  active_file:14 inactive_file:13 isolated_file:0
[  275.607048]  unevictable:0 dirty:0 writeback:0 unstable:0
[  275.607048]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  275.607048]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  275.607048]  free:13753 free_pcp:301 free_cma:0
[  275.609411] Call Trace:
[  275.618784] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  275.651702]  <IRQ>
[  275.654260] Node 0 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
[  275.681997]  dump_stack+0x244/0x39d
[  275.684115] lowmem_reserve[]: 0 2818 6321 6321
[  275.710206]  ? dump_stack_print_info.cold.1+0x20/0x20
[  275.713800] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  275.718368]  warn_alloc.cold.116+0xb7/0x1bd
[  275.723529] lowmem_reserve[]: 0 0 3503 3503
[  275.751356]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.755644] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  275.759948]  ? lock_downgrade+0x900/0x900
[  275.764757] lowmem_reserve[]: 0 0 0 0
[  275.793801]  ? trace_hardirqs_off+0xb8/0x310
[  275.797913] 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
[  275.801713]  ? trace_hardirqs_off+0xb8/0x310
[  275.806082] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  275.819596]  __alloc_pages_slowpath+0x26e8/0x2e10
[  275.823974] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  275.839675]  ? warn_alloc+0x120/0x120
[  275.844469] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  275.859351]  ? print_usage_bug+0xc0/0xc0
[  275.863127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  275.871936]  ? warn_alloc+0x120/0x120
[  275.875966] 4367 total pagecache pages
[  275.884523]  ? warn_alloc+0x120/0x120
[  275.888293] 0 pages in swap cache
[  275.892156]  ? print_usage_bug+0xc0/0xc0
[  275.895927] Swap cache stats: add 0, delete 0, find 0/0
[  275.899367]  ? kvm_clock_read+0x18/0x30
[  275.903394] Free swap  = 0kB
[  275.908734]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  275.912673] Total swap = 0kB
[  275.915672]  ? print_usage_bug+0xc0/0xc0
[  275.920653] 1965979 pages RAM
[  275.923650]  ? __lock_acquire+0x62f/0x4c20
[  275.927675] 0 pages HighMem/MovableOnly
[  275.930763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.934957] 342853 pages reserved
[  275.934963] 0 pages cma reserved
[  275.938917]  ? should_fail+0x22d/0xd01
[  275.944476] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.947842]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  275.947856]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.951267] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.955058]  ? __lock_acquire+0x62f/0x4c20
[  275.961517] syz-executor4 cpuset=syz4 mems_allowed=0
[  275.966772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.996704]  ? __lock_acquire+0x62f/0x4c20
[  276.000927]  ? should_fail+0x22d/0xd01
[  276.004799]  ? rcu_irq_exit+0x1a2/0x390
[  276.008769]  ? mark_held_locks+0x130/0x130
[  276.012993]  ? mark_held_locks+0x130/0x130
[  276.017217]  ? mark_held_locks+0xc7/0x130
[  276.021357]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  276.026368]  ? zap_class+0x640/0x640
[  276.030071]  ? print_usage_bug+0xc0/0xc0
[  276.034120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.039645]  ? check_preemption_disabled+0x48/0x280
[  276.044652]  ? __lock_is_held+0xb5/0x140
[  276.048703]  __alloc_pages_nodemask+0xa80/0xde0
[  276.053363]  ? zap_class+0x640/0x640
[  276.057066]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  276.062078]  ? find_held_lock+0x36/0x1c0
[  276.066132]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.070964]  ? lock_downgrade+0x900/0x900
[  276.075103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.080638]  cache_grow_begin+0xa5/0x8c0
[  276.084683]  ? do_raw_spin_unlock+0xa7/0x330
[  276.089081]  fallback_alloc+0x204/0x2e0
[  276.093045]  ____cache_alloc_node+0x1c7/0x1e0
[  276.097529]  kmem_cache_alloc_node+0xe3/0x730
[  276.102010]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.106241]  __alloc_skb+0x119/0x770
[  276.109938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.115204]  ? netdev_alloc_frag+0x1f0/0x1f0
[  276.119601]  ? lock_downgrade+0x900/0x900
[  276.123740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.129262]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.134703]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.140138]  ? addrconf_rs_timer+0x690/0x690
[  276.144550]  ndisc_alloc_skb+0x144/0x340
[  276.148607]  ndisc_send_rs+0x331/0x6e0
[  276.152483]  addrconf_rs_timer+0x314/0x690
[  276.156706]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.160935]  call_timer_fn+0x272/0x920
[  276.164811]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.169032]  ? process_timeout+0x40/0x40
[  276.173086]  ? mark_held_locks+0xc7/0x130
[  276.177221]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.181701]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.186182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.190407]  ? lockdep_hardirqs_on+0x296/0x5b0
[  276.194978]  ? trace_hardirqs_on+0xbd/0x310
[  276.199284]  ? kasan_check_read+0x11/0x20
[  276.203419]  ? __run_timers+0x7da/0xc70
[  276.207379]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.212479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.216712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.220931]  __run_timers+0x7e5/0xc70
[  276.224725]  ? timer_fixup_init+0x70/0x70
[  276.228861]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.233867]  ? zap_class+0x640/0x640
[  276.237574]  ? print_usage_bug+0xc0/0xc0
[  276.241628]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.246807]  ? find_held_lock+0x36/0x1c0
[  276.250859]  ? zap_class+0x640/0x640
[  276.254572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.260097]  ? check_preemption_disabled+0x48/0x280
[  276.265106]  ? __lock_is_held+0xb5/0x140
[  276.269156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.274678]  ? check_preemption_disabled+0x48/0x280
[  276.279687]  run_timer_softirq+0x52/0xb0
[  276.283733]  ? rcu_read_lock_sched_held+0x14f/0x180
[  276.288734]  __do_softirq+0x308/0xb7e
[  276.292528]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  276.297007]  ? lock_downgrade+0x900/0x900
[  276.301142]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  276.306249]  ? pvclock_read_flags+0x160/0x160
[  276.310737]  ? lapic_next_event+0x5a/0x90
[  276.314889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.320420]  ? kvm_clock_read+0x18/0x30
[  276.324380]  ? kvm_sched_clock_read+0x9/0x20
[  276.328776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.334771]  ? check_preemption_disabled+0x48/0x280
[  276.339786]  irq_exit+0x17f/0x1c0
[  276.343230]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.348055]  ? smp_reschedule_interrupt+0x109/0x650
[  276.353060]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.358928]  ? interrupt_entry+0xb5/0xc0
[  276.362979]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.367982]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.372985]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.377815]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.382814]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.387818]  ? task_prio+0x50/0x50
[  276.391344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.396865]  ? check_preemption_disabled+0x48/0x280
[  276.401870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.406702]  apic_timer_interrupt+0xf/0x20
[  276.410917]  </IRQ>
[  276.413143] RIP: 0010:console_unlock+0x102f/0x1190
[  276.418061] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  276.437055] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  276.444752] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  276.452008] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  276.459262] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  276.466656] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  276.473921] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  276.481180]  ? netconsole_netdev_event+0x280/0x280
[  276.486106]  ? console_unlock+0x1026/0x1190
[  276.490425]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  276.495079]  ? vprintk_emit+0x846/0x990
[  276.499045]  ? lock_release+0xa00/0xa00
[  276.503006]  ? trace_hardirqs_on+0x70/0x310
[  276.507317]  ? vprintk_default+0x28/0x30
[  276.511392]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.516483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.522010]  vprintk_emit+0x391/0x990
[  276.525799]  ? wake_up_klogd+0x180/0x180
[  276.529849]  ? find_held_lock+0x11/0x1c0
[  276.533902]  ? mark_held_locks+0xc7/0x130
[  276.538039]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.542630]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.547119]  vprintk_default+0x28/0x30
[  276.550992]  vprintk_func+0x7e/0x181
[  276.554694]  printk+0xa7/0xcf
[  276.557786]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  276.562531]  ? _raw_spin_unlock_irq+0x60/0x80
[  276.567028]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  276.572305]  dump_header+0x7cc/0xf72
[  276.576013]  ? pagefault_out_of_memory+0x197/0x197
[  276.580941]  ? percpu_ref_get_many+0x240/0x240
[  276.585517]  ? zap_class+0x640/0x640
[  276.589227]  ? print_usage_bug+0xc0/0xc0
[  276.593278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.598808]  ? find_held_lock+0x36/0x1c0
[  276.602864]  ? mark_held_locks+0xc7/0x130
[  276.607002]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  276.612101]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  276.617190]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  276.621755]  ? trace_hardirqs_on+0xbd/0x310
[  276.626057]  ? kasan_check_read+0x11/0x20
[  276.630206]  ? ___ratelimit+0x3b4/0x672
[  276.634167]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.639693]  ? trace_hardirqs_on+0x310/0x310
[  276.644087]  ? lock_downgrade+0x900/0x900
[  276.648224]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  276.653314]  ? ___ratelimit+0x3b9/0x672
[  276.657274]  ? idr_get_free+0xf70/0xf70
[  276.661240]  ? find_held_lock+0x36/0x1c0
[  276.665300]  oom_kill_process.cold.27+0x10/0x903
[  276.670043]  ? zap_class+0x640/0x640
[  276.673744]  ? check_preemption_disabled+0x48/0x280
[  276.678752]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  276.683669]  ? kasan_check_read+0x11/0x20
[  276.687816]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.693079]  ? oom_evaluate_task+0x540/0x540
[  276.697481]  ? find_held_lock+0x36/0x1c0
[  276.701541]  ? out_of_memory+0x974/0x1430
[  276.705685]  ? lock_downgrade+0x900/0x900
[  276.709821]  ? check_preemption_disabled+0x48/0x280
[  276.714829]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  276.719744]  ? kasan_check_read+0x11/0x20
[  276.723878]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.729143]  ? rcu_softirq_qs+0x20/0x20
[  276.733106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.738627]  ? oom_evaluate_task+0x302/0x540
[  276.743027]  out_of_memory+0xa84/0x1430
[  276.746994]  ? oom_killer_disable+0x3a0/0x3a0
[  276.751489]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  276.756407]  ? __ww_mutex_check_waiters+0x160/0x160
[  276.761417]  __alloc_pages_slowpath+0x2354/0x2e10
[  276.766255]  ? do_raw_spin_trylock+0x270/0x270
[  276.770837]  ? warn_alloc+0x120/0x120
[  276.774629]  ? debug_check_no_obj_freed+0x305/0x58d
[  276.779633]  ? drain_local_pages_wq+0x40/0x40
[  276.784118]  ? __lock_acquire+0x62f/0x4c20
[  276.788341]  ? trace_hardirqs_on+0x310/0x310
[  276.792757]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.798296]  ? should_fail+0x22d/0xd01
[  276.802172]  ? mark_held_locks+0x130/0x130
[  276.806392]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.811585]  ? zap_class+0x640/0x640
[  276.815289]  ? trace_hardirqs_on+0x310/0x310
[  276.819699]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  276.825227]  ? __lock_is_held+0xb5/0x140
[  276.829285]  ? lock_release+0xa00/0xa00
[  276.833253]  ? perf_trace_sched_process_exec+0x860/0x860
[  276.838695]  ? __might_sleep+0x95/0x190
[  276.842658]  __alloc_pages_nodemask+0xa80/0xde0
[  276.847320]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  276.852321]  ? lock_downgrade+0x900/0x900
[  276.856457]  ? check_preemption_disabled+0x48/0x280
[  276.861462]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  276.866375]  ? kasan_check_read+0x11/0x20
[  276.870530]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.875797]  ? unwind_dump+0x190/0x190
[  276.879687]  ? is_bpf_text_address+0xd3/0x170
[  276.884169]  ? kernel_text_address+0x79/0xf0
[  276.888568]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  276.894112]  alloc_pages_current+0x173/0x350
[  276.898514]  depot_save_stack+0x3f1/0x470
[  276.902650]  save_stack+0xa9/0xd0
[  276.906089]  ? save_stack+0x43/0xd0
[  276.909811]  ? kasan_kmalloc+0xc7/0xe0
[  276.913683]  ? kasan_slab_alloc+0x12/0x20
[  276.917815]  ? kmem_cache_alloc_node+0x131/0x730
[  276.922556]  ? __alloc_skb+0x119/0x770
[  276.926427]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  276.931166]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  276.936164]  ? rtmsg_ifinfo+0x8c/0xa0
[  276.939951]  ? dev_close_many+0x3be/0x860
[  276.944087]  ? rollback_registered_many+0x543/0x1250
[  276.949175]  ? rollback_registered+0x1e9/0x420
[  276.953743]  ? unregister_netdevice_queue+0x321/0x5e0
[  276.958919]  ? __tun_detach+0x11b8/0x15c0
[  276.963051]  ? tun_chr_close+0xe3/0x180
[  276.967011]  ? __fput+0x385/0xa30
[  276.970451]  ? ____fput+0x15/0x20
[  276.973891]  ? task_work_run+0x1e8/0x2a0
[  276.977938]  ? do_exit+0x1ad6/0x26d0
[  276.981638]  ? do_group_exit+0x177/0x440
[  276.985684]  ? get_signal+0x8b0/0x1980
[  276.989557]  ? do_signal+0x9c/0x21c0
[  276.993263]  ? exit_to_usermode_loop+0x2e5/0x380
[  276.998003]  ? do_syscall_64+0x6be/0x820
[  277.002047]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  277.007397]  ? lock_downgrade+0x900/0x900
[  277.011534]  ? quarantine_reduce+0x163/0x1a0
[  277.015929]  ? trace_hardirqs_off_caller+0x310/0x310
[  277.021018]  ? ___cache_free+0x2e/0x380
[  277.024992]  ? quarantine_reduce+0x189/0x1a0
[  277.029397]  ? kasan_unpoison_shadow+0x35/0x50
[  277.033968]  kasan_kmalloc+0xc7/0xe0
[  277.037677]  kasan_slab_alloc+0x12/0x20
[  277.041639]  kmem_cache_alloc_node+0x131/0x730
[  277.046212]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  277.051134]  __alloc_skb+0x119/0x770
[  277.054854]  ? netdev_alloc_frag+0x1f0/0x1f0
[  277.059258]  ? if_nlmsg_size+0x5d1/0xbb0
[  277.063310]  ? rtnetlink_put_metrics+0x690/0x690
[  277.068070]  ? sk_psock_stop_strp+0x120/0x120
[  277.072551]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  277.077556]  ? netif_tx_stop_all_queues+0xd9/0x110
[  277.082479]  rtmsg_ifinfo_build_skb+0x74/0x190
[  277.087055]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  277.091893]  rtmsg_ifinfo+0x8c/0xa0
[  277.095517]  dev_close_many+0x3be/0x860
[  277.099484]  ? dev_fill_metadata_dst+0x840/0x840
[  277.104245]  ? find_held_lock+0x36/0x1c0
[  277.108304]  ? __queue_work+0x671/0x1440
[  277.112350]  ? lock_downgrade+0x900/0x900
[  277.116496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.122018]  ? rtnl_is_locked+0xb5/0xf0
[  277.125994]  ? rtnl_trylock+0x20/0x20
[  277.129779]  ? do_raw_spin_unlock+0xa7/0x330
[  277.134174]  ? do_raw_spin_trylock+0x270/0x270
[  277.138933]  rollback_registered_many+0x543/0x1250
[  277.143856]  ? generic_xdp_install+0x5a0/0x5a0
[  277.148432]  ? flush_rcu_work+0x90/0x90
[  277.152394]  ? zap_class+0x640/0x640
[  277.156099]  ? print_usage_bug+0xc0/0xc0
[  277.160149]  ? print_usage_bug+0xc0/0xc0
[  277.164404]  ? zap_class+0x640/0x640
[  277.168107]  ? print_usage_bug+0xc0/0xc0
[  277.172156]  ? find_held_lock+0x36/0x1c0
[  277.176210]  ? mark_held_locks+0xc7/0x130
[  277.180349]  rollback_registered+0x1e9/0x420
[  277.184742]  ? lockdep_hardirqs_on+0x321/0x5b0
[  277.189323]  ? rollback_registered_many+0x1250/0x1250
[  277.194501]  ? trace_hardirqs_on+0xbd/0x310
[  277.198814]  ? linkwatch_schedule_work+0x150/0x170
[  277.203729]  ? trace_hardirqs_off_caller+0x310/0x310
[  277.208823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.214344]  ? rtnl_is_locked+0xb5/0xf0
[  277.218301]  ? rtnl_trylock+0x20/0x20
[  277.222090]  ? queue_delayed_work_on+0x130/0x1f0
[  277.226838]  unregister_netdevice_queue+0x321/0x5e0
[  277.231845]  ? rollback_registered+0x420/0x420
[  277.236415]  ? linkwatch_schedule_work+0x170/0x170
[  277.241330]  ? tun_setup+0x2d0/0x2d0
[  277.245029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.250559]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  277.255907]  ? __tun_detach+0x6ba/0x15c0
[  277.259962]  __tun_detach+0x11b8/0x15c0
[  277.263921]  ? __call_rcu.constprop.55+0x3ea/0x950
[  277.268834]  ? __call_rcu.constprop.55+0x3ea/0x950
[  277.273755]  ? tun_attach+0x1900/0x1900
[  277.277715]  ? trace_hardirqs_off_caller+0x310/0x310
[  277.282812]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.288336]  ? check_preemption_disabled+0x48/0x280
[  277.293338]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  277.297909]  ? zap_class+0x640/0x640
[  277.301611]  ? fsnotify+0x4e5/0xf20
[  277.305226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.310752]  ? locks_remove_file+0x3c6/0x5c0
[  277.315152]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  277.320674]  ? ima_file_free+0x132/0x650
[  277.324723]  ? __lock_is_held+0xb5/0x140
[  277.328769]  ? __tun_detach+0x15c0/0x15c0
[  277.332907]  ? __tun_detach+0x15c0/0x15c0
[  277.337038]  tun_chr_close+0xe3/0x180
[  277.340828]  __fput+0x385/0xa30
[  277.344100]  ? get_max_files+0x20/0x20
[  277.347979]  ? perf_trace_sched_process_exec+0x860/0x860
[  277.353432]  ____fput+0x15/0x20
[  277.356698]  task_work_run+0x1e8/0x2a0
[  277.360577]  ? task_work_cancel+0x240/0x240
[  277.364885]  ? switch_task_namespaces+0xb8/0xd0
[  277.369545]  do_exit+0x1ad6/0x26d0
[  277.373077]  ? mm_update_next_owner+0x990/0x990
[  277.377732]  ? print_usage_bug+0xc0/0xc0
[  277.381779]  ? find_held_lock+0x36/0x1c0
[  277.385836]  ? mark_held_locks+0x130/0x130
[  277.390075]  ? __lock_acquire+0x62f/0x4c20
[  277.394300]  ? pipe_wait+0x266/0x2c0
[  277.398004]  ? lock_release+0xa00/0xa00
[  277.401972]  ? mark_held_locks+0x130/0x130
[  277.406286]  ? __mutex_lock+0x85e/0x16f0
[  277.410334]  ? __switch_to_asm+0x40/0x70
[  277.414381]  ? pipe_wait+0x266/0x2c0
[  277.418079]  ? __switch_to_asm+0x34/0x70
[  277.422127]  ? __switch_to_asm+0x40/0x70
[  277.426176]  ? mutex_trylock+0x2b0/0x2b0
[  277.430227]  ? zap_class+0x640/0x640
[  277.433941]  ? zap_class+0x640/0x640
[  277.437638]  ? find_held_lock+0x36/0x1c0
[  277.441699]  ? memset+0x31/0x40
[  277.444972]  ? find_held_lock+0x36/0x1c0
[  277.449024]  ? get_signal+0x95b/0x1980
[  277.452897]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.457376]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.461860]  do_group_exit+0x177/0x440
[  277.465822]  ? trace_hardirqs_off_caller+0x310/0x310
[  277.470912]  ? __ia32_sys_exit+0x50/0x50
[  277.474966]  get_signal+0x8b0/0x1980
[  277.478669]  ? ptrace_notify+0x130/0x130
[  277.482737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.488262]  ? pipe_read+0x702/0x940
[  277.491965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.497495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.503018]  ? __vfs_read+0x11f/0x9b0
[  277.506811]  do_signal+0x9c/0x21c0
[  277.510337]  ? fsnotify+0xf20/0xf20
[  277.513954]  ? setup_sigcontext+0x7d0/0x7d0
[  277.518271]  ? exit_to_usermode_loop+0x8c/0x380
[  277.522924]  ? exit_to_usermode_loop+0x8c/0x380
[  277.527579]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  277.532149]  ? trace_hardirqs_on+0xbd/0x310
[  277.536477]  ? do_syscall_64+0x6be/0x820
[  277.540533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.546079]  exit_to_usermode_loop+0x2e5/0x380
[  277.550660]  ? __bpf_trace_sys_exit+0x30/0x30
[  277.555150]  do_syscall_64+0x6be/0x820
[  277.559029]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  277.564379]  ? syscall_return_slowpath+0x5e0/0x5e0
[  277.569294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.574126]  ? trace_hardirqs_on_caller+0x310/0x310
[  277.579130]  ? prepare_exit_to_usermode+0x291/0x3b0
[  277.584140]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.588989]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  277.594172] RIP: 0033:0x410fa0
[  277.597364] Code: Bad RIP value.
[  277.600713] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  277.608406] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  277.615660] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  277.622913] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  277.630165] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  277.637424] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  277.644706] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  277.644778] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.651966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.651970] Call Trace:
[  277.651975]  <IRQ>
[  277.651989]  dump_stack+0x244/0x39d
[  277.652005]  ? dump_stack_print_info.cold.1+0x20/0x20
[  277.658517] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.667818]  warn_alloc.cold.116+0xb7/0x1bd
[  277.670368] syz-executor5 cpuset=syz5 mems_allowed=0
[  277.672500]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.705907]  ? lock_downgrade+0x900/0x900
[  277.710044]  ? trace_hardirqs_off+0xb8/0x310
[  277.714457]  ? trace_hardirqs_off+0xb8/0x310
[  277.718858]  __alloc_pages_slowpath+0x26e8/0x2e10
[  277.723712]  ? warn_alloc+0x120/0x120
[  277.727500]  ? print_usage_bug+0xc0/0xc0
[  277.731549]  ? warn_alloc+0x120/0x120
[  277.735342]  ? warn_alloc+0x120/0x120
[  277.739127]  ? print_usage_bug+0xc0/0xc0
[  277.743173]  ? kvm_clock_read+0x18/0x30
[  277.747140]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  277.752165]  ? print_usage_bug+0xc0/0xc0
[  277.756212]  ? __lock_acquire+0x62f/0x4c20
[  277.760444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.765966]  ? should_fail+0x22d/0xd01
[  277.769840]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.775103]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.780191]  ? __lock_acquire+0x62f/0x4c20
[  277.784418]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.789516]  ? __lock_acquire+0x62f/0x4c20
[  277.793738]  ? should_fail+0x22d/0xd01
[  277.797609]  ? rcu_irq_exit+0x1a2/0x390
[  277.801579]  ? mark_held_locks+0x130/0x130
[  277.805800]  ? mark_held_locks+0x130/0x130
[  277.810021]  ? mark_held_locks+0xc7/0x130
[  277.814152]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  277.819152]  ? zap_class+0x640/0x640
[  277.822853]  ? print_usage_bug+0xc0/0xc0
[  277.826913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.832449]  ? check_preemption_disabled+0x48/0x280
[  277.837461]  ? __lock_is_held+0xb5/0x140
[  277.841510]  __alloc_pages_nodemask+0xa80/0xde0
[  277.846162]  ? zap_class+0x640/0x640
[  277.849866]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  277.854874]  ? find_held_lock+0x36/0x1c0
[  277.858927]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.863585]  ? lock_downgrade+0x900/0x900
[  277.867725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.873252]  cache_grow_begin+0xa5/0x8c0
[  277.877300]  ? do_raw_spin_unlock+0xa7/0x330
[  277.881701]  fallback_alloc+0x204/0x2e0
[  277.885668]  ____cache_alloc_node+0x1c7/0x1e0
[  277.890154]  kmem_cache_alloc_node+0xe3/0x730
[  277.894636]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.898864]  __alloc_skb+0x119/0x770
[  277.902657]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.907925]  ? netdev_alloc_frag+0x1f0/0x1f0
[  277.912318]  ? lock_downgrade+0x900/0x900
[  277.916457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.921994]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.927436]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.932874]  ? addrconf_rs_timer+0x690/0x690
[  277.937276]  ndisc_alloc_skb+0x144/0x340
[  277.941325]  ndisc_send_rs+0x331/0x6e0
[  277.945202]  addrconf_rs_timer+0x314/0x690
[  277.949437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.953666]  call_timer_fn+0x272/0x920
[  277.957550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.961780]  ? process_timeout+0x40/0x40
[  277.965848]  ? __run_timers+0x7da/0xc70
[  277.969811]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.974302]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.978783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.983028]  ? lockdep_hardirqs_on+0x296/0x5b0
[  277.987597]  ? trace_hardirqs_on+0xbd/0x310
[  277.991901]  ? kasan_check_read+0x11/0x20
[  277.996030]  ? __run_timers+0x7da/0xc70
[  277.999989]  ? trace_hardirqs_off_caller+0x310/0x310
[  278.005083]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.009305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.013524]  __run_timers+0x7e5/0xc70
[  278.017315]  ? timer_fixup_init+0x70/0x70
[  278.021451]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.026454]  ? zap_class+0x640/0x640
[  278.030158]  ? enqueue_hrtimer+0x1a5/0x560
[  278.034394]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  278.039581]  ? find_held_lock+0x36/0x1c0
[  278.043718]  ? zap_class+0x640/0x640
[  278.047440]  ? pvclock_read_flags+0x160/0x160
[  278.051919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.057445]  ? check_preemption_disabled+0x48/0x280
[  278.062570]  ? __lock_is_held+0xb5/0x140
[  278.066617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.072227]  ? check_preemption_disabled+0x48/0x280
[  278.077236]  run_timer_softirq+0x52/0xb0
[  278.081285]  ? rcu_read_lock_sched_held+0x14f/0x180
[  278.086289]  __do_softirq+0x308/0xb7e
[  278.090077]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  278.094558]  ? lock_downgrade+0x900/0x900
[  278.098694]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  278.103786]  ? pvclock_read_flags+0x160/0x160
[  278.108269]  ? lapic_next_event+0x5a/0x90
[  278.112408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.117933]  ? kvm_clock_read+0x18/0x30
[  278.121890]  ? kvm_sched_clock_read+0x9/0x20
[  278.126284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.131808]  ? check_preemption_disabled+0x48/0x280
[  278.136814]  irq_exit+0x17f/0x1c0
[  278.140252]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.145078]  ? smp_reschedule_interrupt+0x109/0x650
[  278.150092]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.155962]  ? interrupt_entry+0xb5/0xc0
[  278.160009]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.165270]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.170276]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.175103]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.180104]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.185121]  ? task_prio+0x50/0x50
[  278.188653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.194176]  ? check_preemption_disabled+0x48/0x280
[  278.199184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.204019]  apic_timer_interrupt+0xf/0x20
[  278.208232]  </IRQ>
[  278.210462] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  278.216346] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  278.235232] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  278.242925] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  278.250180] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  278.257438] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  278.264691] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  278.271946] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  278.279313]  ? save_stack+0xa9/0xd0
[  278.282933]  __kmalloc_node_track_caller+0x3c/0x70
[  278.287855]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  278.292598]  pskb_expand_head+0x230/0x10f0
[  278.296818]  ? check_preemption_disabled+0x48/0x280
[  278.301911]  ? memcpy+0x45/0x50
[  278.305181]  ? __copy_skb_header+0x350/0x6b0
[  278.309590]  ? skb_release_data+0x880/0x880
[  278.313898]  ? __alloc_skb+0x770/0x770
[  278.317776]  ? __lock_is_held+0xb5/0x140
[  278.321831]  ? kasan_check_write+0x14/0x20
[  278.326065]  ? __skb_clone+0x6c7/0xa00
[  278.329940]  ? __copy_skb_header+0x6b0/0x6b0
[  278.334480]  ? kmem_cache_alloc+0x33a/0x730
[  278.338791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.344318]  skb_ensure_writable+0x3dd/0x640
[  278.348714]  ? skb_checksum_setup+0xaa0/0xaa0
[  278.353200]  ? preempt_notifier_register+0x200/0x200
[  278.358284]  ? __switch_to_asm+0x34/0x70
[  278.362340]  ? __switch_to_asm+0x34/0x70
[  278.366391]  ? __switch_to_asm+0x40/0x70
[  278.370449]  ? __switch_to_asm+0x34/0x70
[  278.374496]  ? __switch_to_asm+0x40/0x70
[  278.378540]  ? __switch_to_asm+0x40/0x70
[  278.382584]  ? __switch_to_asm+0x34/0x70
[  278.386646]  ? __switch_to_asm+0x34/0x70
[  278.390693]  ? __switch_to_asm+0x40/0x70
[  278.394740]  ? __switch_to_asm+0x34/0x70
[  278.398792]  bpf_clone_redirect+0x14a/0x490
[  278.403105]  bpf_prog_210052181be91187+0x25d/0x1000
[  278.408112]  ? __sched_text_start+0x8/0x8
[  278.412249]  ? retint_kernel+0x2d/0x2d
[  278.416122]  ? trace_hardirqs_on_caller+0xc0/0x310
[  278.421137]  ? find_held_lock+0x36/0x1c0
[  278.425191]  ? lock_acquire+0x1ed/0x520
[  278.429156]  ? bpf_test_run+0x3cb/0x780
[  278.433116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.438645]  ? check_preemption_disabled+0x48/0x280
[  278.443654]  ? kasan_check_read+0x11/0x20
[  278.447788]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  278.453048]  ? rcu_softirq_qs+0x20/0x20
[  278.457011]  ? preempt_schedule+0x4d/0x60
[  278.461141]  ? ___preempt_schedule+0x16/0x18
[  278.465537]  ? bpf_test_run+0x25d/0x780
[  278.469505]  ? netlink_diag_dump+0x2a0/0x2a0
[  278.473899]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.479420]  ? bpf_test_init.isra.10+0x70/0x100
[  278.484077]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  278.488828]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  278.493680]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  278.499208]  ? fput+0x130/0x1a0
[  278.502478]  ? __bpf_prog_get+0x9b/0x290
[  278.506527]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  278.511352]  ? bpf_prog_test_run+0x130/0x1a0
[  278.515751]  ? __x64_sys_bpf+0x3d8/0x520
[  278.519796]  ? bpf_prog_get+0x20/0x20
[  278.523587]  ? do_syscall_64+0x142/0x820
[  278.527636]  ? do_syscall_64+0x157/0x820
[  278.531686]  ? do_syscall_64+0x1b9/0x820
[  278.535753]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  278.541104]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.546016]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.550874]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.555875]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  278.560880]  ? prepare_exit_to_usermode+0x291/0x3b0
[  278.565884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.570717]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  278.576078] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  278.576082] warn_alloc_show_mem: 1 callbacks suppressed
[  278.576087] Mem-Info:
[  278.583341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.588699] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  278.588699]  active_file:14 inactive_file:13 isolated_file:0
[  278.588699]  unevictable:0 dirty:0 writeback:0 unstable:0
[  278.588699]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  278.588699]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  278.588699]  free:13753 free_pcp:301 free_cma:0
[  278.591065] Call Trace:
[  278.600427] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  278.633433]  <IRQ>
[  278.635996] Node 0 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
[  278.663837]  dump_stack+0x244/0x39d
[  278.665955] lowmem_reserve[]: 0 2818 6321 6321
[  278.692048]  ? dump_stack_print_info.cold.1+0x20/0x20
[  278.695666] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  278.700248]  warn_alloc.cold.116+0xb7/0x1bd
[  278.705397] lowmem_reserve[]: 0 0 3503 3503
[  278.733223]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.737511] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  278.741812]  ? lock_downgrade+0x900/0x900
[  278.746613] lowmem_reserve[]: 0 0 0 0
[  278.775660]  ? trace_hardirqs_off+0xb8/0x310
[  278.779771] 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
[  278.783556]  ? trace_hardirqs_off+0xb8/0x310
[  278.787942] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  278.801450]  __alloc_pages_slowpath+0x26e8/0x2e10
[  278.805821] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  278.821516]  ? warn_alloc+0x120/0x120
[  278.826312] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  278.841199]  ? print_usage_bug+0xc0/0xc0
[  278.844986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  278.853808]  ? warn_alloc+0x120/0x120
[  278.857835] 4367 total pagecache pages
[  278.866389]  ? warn_alloc+0x120/0x120
[  278.870170] 0 pages in swap cache
[  278.874029]  ? print_usage_bug+0xc0/0xc0
[  278.877803] Swap cache stats: add 0, delete 0, find 0/0
[  278.881235]  ? print_usage_bug+0xc0/0xc0
[  278.885263] Free swap  = 0kB
[  278.890606]  ? __lock_acquire+0x62f/0x4c20
[  278.894640] Total swap = 0kB
[  278.897640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.901839] 1965979 pages RAM
[  278.904838]  ? should_fail+0x22d/0xd01
[  278.910348] 0 pages HighMem/MovableOnly
[  278.913436]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.917283] 342853 pages reserved
[  278.917289] 0 pages cma reserved
[  278.921240]  ? __lock_acquire+0x62f/0x4c20
[  278.926374] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.929745]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.929755]  ? __lock_acquire+0x62f/0x4c20
[  278.929768]  ? should_fail+0x22d/0xd01
[  278.933167] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.937334]  ? find_held_lock+0x36/0x1c0
[  278.943792] syz-executor4 cpuset=syz4 mems_allowed=0
[  278.948877]  ? mark_held_locks+0x130/0x130
[  278.980735]  ? mark_held_locks+0x130/0x130
[  278.984960]  ? zap_class+0x640/0x640
[  278.988657]  ? zap_class+0x640/0x640
[  278.992357]  ? print_usage_bug+0xc0/0xc0
[  278.996408]  ? do_raw_spin_unlock+0xa7/0x330
[  279.000800]  ? zap_class+0x640/0x640
[  279.004500]  ? print_usage_bug+0xc0/0xc0
[  279.008546]  ? wq_watchdog_touch+0x9c/0xfe
[  279.012767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.018289]  ? check_preemption_disabled+0x48/0x280
[  279.023299]  ? __lock_is_held+0xb5/0x140
[  279.027357]  __alloc_pages_nodemask+0xa80/0xde0
[  279.032012]  ? zap_class+0x640/0x640
[  279.035721]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  279.040737]  ? find_held_lock+0x36/0x1c0
[  279.044790]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.049447]  ? lock_downgrade+0x900/0x900
[  279.053587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.059114]  cache_grow_begin+0xa5/0x8c0
[  279.063159]  ? do_raw_spin_unlock+0xa7/0x330
[  279.067561]  fallback_alloc+0x204/0x2e0
[  279.071529]  ____cache_alloc_node+0x1c7/0x1e0
[  279.076018]  kmem_cache_alloc_node+0xe3/0x730
[  279.080499]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.084728]  __alloc_skb+0x119/0x770
[  279.088426]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.093694]  ? netdev_alloc_frag+0x1f0/0x1f0
[  279.098105]  ? lock_downgrade+0x900/0x900
[  279.102244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.107768]  ? refcount_sub_and_test_checked+0x203/0x310
[  279.113210]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  279.118646]  ? addrconf_rs_timer+0x690/0x690
[  279.123048]  ndisc_alloc_skb+0x144/0x340
[  279.127104]  ndisc_send_rs+0x331/0x6e0
[  279.130984]  addrconf_rs_timer+0x314/0x690
[  279.135222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.139453]  call_timer_fn+0x272/0x920
[  279.143335]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.147553]  ? process_timeout+0x40/0x40
[  279.151609]  ? mark_held_locks+0xc7/0x130
[  279.155745]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.160228]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.164831]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.169054]  ? lockdep_hardirqs_on+0x296/0x5b0
[  279.173627]  ? trace_hardirqs_on+0xbd/0x310
[  279.177934]  ? kasan_check_read+0x11/0x20
[  279.182071]  ? __run_timers+0x7da/0xc70
[  279.186036]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.191133]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.195358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.199576]  __run_timers+0x7e5/0xc70
[  279.203370]  ? timer_fixup_init+0x70/0x70
[  279.207505]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.212506]  ? zap_class+0x640/0x640
[  279.216209]  ? print_usage_bug+0xc0/0xc0
[  279.220257]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.225438]  ? find_held_lock+0x36/0x1c0
[  279.229492]  ? zap_class+0x640/0x640
[  279.233199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.238729]  ? check_preemption_disabled+0x48/0x280
[  279.243744]  ? __lock_is_held+0xb5/0x140
[  279.247794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.253322]  ? check_preemption_disabled+0x48/0x280
[  279.258329]  run_timer_softirq+0x52/0xb0
[  279.262380]  ? rcu_read_lock_sched_held+0x14f/0x180
[  279.267384]  __do_softirq+0x308/0xb7e
[  279.271173]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  279.275654]  ? lock_downgrade+0x900/0x900
[  279.279796]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  279.284887]  ? pvclock_read_flags+0x160/0x160
[  279.289376]  ? lapic_next_event+0x5a/0x90
[  279.293509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.299038]  ? kvm_clock_read+0x18/0x30
[  279.303003]  ? kvm_sched_clock_read+0x9/0x20
[  279.307400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.312923]  ? check_preemption_disabled+0x48/0x280
[  279.317934]  irq_exit+0x17f/0x1c0
[  279.321373]  smp_apic_timer_interrupt+0x1cb/0x760
[  279.326200]  ? smp_reschedule_interrupt+0x109/0x650
[  279.331201]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.337070]  ? interrupt_entry+0xb5/0xc0
[  279.341119]  ? trace_hardirqs_off_caller+0xbb/0x310
[  279.346122]  ? trace_hardirqs_off_caller+0xbb/0x310
[  279.351127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.355958]  ? trace_hardirqs_on_caller+0x310/0x310
[  279.360960]  ? trace_hardirqs_on_caller+0x310/0x310
[  279.365965]  ? task_prio+0x50/0x50
[  279.369494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.375029]  ? check_preemption_disabled+0x48/0x280
[  279.380050]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.384883]  apic_timer_interrupt+0xf/0x20
[  279.389097]  </IRQ>
[  279.391331] RIP: 0010:console_unlock+0x102f/0x1190
[  279.396253] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  279.415139] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  279.422836] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  279.430090] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  279.437347] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  279.444603] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  279.451856] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  279.459233]  ? netconsole_netdev_event+0x280/0x280
[  279.464151]  ? console_unlock+0x1026/0x1190
[  279.468471]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  279.473124]  ? vprintk_emit+0x846/0x990
[  279.477090]  ? lock_release+0xa00/0xa00
[  279.481056]  ? trace_hardirqs_on+0x70/0x310
[  279.485362]  ? vprintk_default+0x28/0x30
[  279.489510]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.494601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.500131]  vprintk_emit+0x391/0x990
[  279.503920]  ? wake_up_klogd+0x180/0x180
[  279.507970]  ? find_held_lock+0x11/0x1c0
[  279.512044]  ? mark_held_locks+0xc7/0x130
[  279.516178]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.520666]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.525150]  vprintk_default+0x28/0x30
[  279.529028]  vprintk_func+0x7e/0x181
[  279.532735]  printk+0xa7/0xcf
[  279.535829]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  279.540572]  ? _raw_spin_unlock_irq+0x60/0x80
[  279.545069]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  279.550339]  dump_header+0x7cc/0xf72
[  279.554053]  ? pagefault_out_of_memory+0x197/0x197
[  279.558978]  ? percpu_ref_get_many+0x240/0x240
[  279.563571]  ? zap_class+0x640/0x640
[  279.567279]  ? print_usage_bug+0xc0/0xc0
[  279.571351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.576876]  ? find_held_lock+0x36/0x1c0
[  279.580939]  ? mark_held_locks+0xc7/0x130
[  279.585074]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.590161]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  279.595249]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  279.599820]  ? trace_hardirqs_on+0xbd/0x310
[  279.604125]  ? kasan_check_read+0x11/0x20
[  279.608275]  ? ___ratelimit+0x3b4/0x672
[  279.612244]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.617359]  ? trace_hardirqs_on+0x310/0x310
[  279.621754]  ? lock_downgrade+0x900/0x900
[  279.625892]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  279.630983]  ? ___ratelimit+0x3b9/0x672
[  279.634943]  ? idr_get_free+0xf70/0xf70
[  279.638904]  ? find_held_lock+0x36/0x1c0
[  279.642956]  oom_kill_process.cold.27+0x10/0x903
[  279.647700]  ? zap_class+0x640/0x640
[  279.651401]  ? check_preemption_disabled+0x48/0x280
[  279.656404]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  279.661334]  ? kasan_check_read+0x11/0x20
[  279.665471]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.670732]  ? oom_evaluate_task+0x540/0x540
[  279.675128]  ? find_held_lock+0x36/0x1c0
[  279.679178]  ? out_of_memory+0x974/0x1430
[  279.683315]  ? lock_downgrade+0x900/0x900
[  279.687452]  ? check_preemption_disabled+0x48/0x280
[  279.692464]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  279.697381]  ? kasan_check_read+0x11/0x20
[  279.701517]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.706778]  ? rcu_softirq_qs+0x20/0x20
[  279.710740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.716277]  ? oom_evaluate_task+0x302/0x540
[  279.720676]  out_of_memory+0xa84/0x1430
[  279.724642]  ? oom_killer_disable+0x3a0/0x3a0
[  279.729127]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  279.734045]  ? __ww_mutex_check_waiters+0x160/0x160
[  279.739055]  __alloc_pages_slowpath+0x2354/0x2e10
[  279.743894]  ? do_raw_spin_trylock+0x270/0x270
[  279.748472]  ? warn_alloc+0x120/0x120
[  279.752274]  ? debug_check_no_obj_freed+0x305/0x58d
[  279.757284]  ? drain_local_pages_wq+0x40/0x40
[  279.761771]  ? __lock_acquire+0x62f/0x4c20
[  279.765994]  ? trace_hardirqs_on+0x310/0x310
[  279.770401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.775927]  ? should_fail+0x22d/0xd01
[  279.779799]  ? mark_held_locks+0x130/0x130
[  279.784027]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.789123]  ? zap_class+0x640/0x640
[  279.792826]  ? trace_hardirqs_on+0x310/0x310
[  279.797225]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.802761]  ? __lock_is_held+0xb5/0x140
[  279.806817]  ? lock_release+0xa00/0xa00
[  279.810785]  ? perf_trace_sched_process_exec+0x860/0x860
[  279.816228]  ? __might_sleep+0x95/0x190
[  279.820196]  __alloc_pages_nodemask+0xa80/0xde0
[  279.824858]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  279.829871]  ? lock_downgrade+0x900/0x900
[  279.834011]  ? check_preemption_disabled+0x48/0x280
[  279.839020]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  279.843936]  ? kasan_check_read+0x11/0x20
[  279.848071]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.853338]  ? unwind_dump+0x190/0x190
[  279.857221]  ? is_bpf_text_address+0xd3/0x170
[  279.861712]  ? kernel_text_address+0x79/0xf0
[  279.866199]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  279.871728]  alloc_pages_current+0x173/0x350
[  279.876126]  depot_save_stack+0x3f1/0x470
[  279.880271]  save_stack+0xa9/0xd0
[  279.883713]  ? save_stack+0x43/0xd0
[  279.887325]  ? kasan_kmalloc+0xc7/0xe0
[  279.891200]  ? kasan_slab_alloc+0x12/0x20
[  279.895331]  ? kmem_cache_alloc_node+0x131/0x730
[  279.900076]  ? __alloc_skb+0x119/0x770
[  279.903963]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  279.908706]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  279.913711]  ? rtmsg_ifinfo+0x8c/0xa0
[  279.917499]  ? dev_close_many+0x3be/0x860
[  279.921631]  ? rollback_registered_many+0x543/0x1250
[  279.926720]  ? rollback_registered+0x1e9/0x420
[  279.931290]  ? unregister_netdevice_queue+0x321/0x5e0
[  279.936488]  ? __tun_detach+0x11b8/0x15c0
[  279.940624]  ? tun_chr_close+0xe3/0x180
[  279.944586]  ? __fput+0x385/0xa30
[  279.948027]  ? ____fput+0x15/0x20
[  279.951467]  ? task_work_run+0x1e8/0x2a0
[  279.955514]  ? do_exit+0x1ad6/0x26d0
[  279.959213]  ? do_group_exit+0x177/0x440
[  279.963264]  ? get_signal+0x8b0/0x1980
[  279.967139]  ? do_signal+0x9c/0x21c0
[  279.970843]  ? exit_to_usermode_loop+0x2e5/0x380
[  279.975590]  ? do_syscall_64+0x6be/0x820
[  279.979635]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  279.985107]  ? lock_downgrade+0x900/0x900
[  279.989246]  ? quarantine_reduce+0x163/0x1a0
[  279.993653]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.998746]  ? ___cache_free+0x2e/0x380
[  280.002720]  ? quarantine_reduce+0x189/0x1a0
[  280.007130]  ? kasan_unpoison_shadow+0x35/0x50
[  280.011701]  kasan_kmalloc+0xc7/0xe0
[  280.015413]  kasan_slab_alloc+0x12/0x20
[  280.019374]  kmem_cache_alloc_node+0x131/0x730
[  280.023943]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  280.028963]  __alloc_skb+0x119/0x770
[  280.032670]  ? netdev_alloc_frag+0x1f0/0x1f0
[  280.037069]  ? if_nlmsg_size+0x5d1/0xbb0
[  280.041207]  ? rtnetlink_put_metrics+0x690/0x690
[  280.046047]  ? sk_psock_stop_strp+0x120/0x120
[  280.050526]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  280.055527]  ? netif_tx_stop_all_queues+0xd9/0x110
[  280.060448]  rtmsg_ifinfo_build_skb+0x74/0x190
[  280.065024]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  280.069854]  rtmsg_ifinfo+0x8c/0xa0
[  280.073471]  dev_close_many+0x3be/0x860
[  280.077446]  ? dev_fill_metadata_dst+0x840/0x840
[  280.082188]  ? find_held_lock+0x36/0x1c0
[  280.086246]  ? __queue_work+0x671/0x1440
[  280.090299]  ? lock_downgrade+0x900/0x900
[  280.094433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.099952]  ? rtnl_is_locked+0xb5/0xf0
[  280.103914]  ? rtnl_trylock+0x20/0x20
[  280.107713]  ? do_raw_spin_unlock+0xa7/0x330
[  280.112104]  ? do_raw_spin_trylock+0x270/0x270
[  280.116679]  rollback_registered_many+0x543/0x1250
[  280.121712]  ? generic_xdp_install+0x5a0/0x5a0
[  280.126288]  ? flush_rcu_work+0x90/0x90
[  280.130248]  ? zap_class+0x640/0x640
[  280.133950]  ? print_usage_bug+0xc0/0xc0
[  280.138011]  ? print_usage_bug+0xc0/0xc0
[  280.142056]  ? zap_class+0x640/0x640
[  280.145761]  ? print_usage_bug+0xc0/0xc0
[  280.149810]  ? find_held_lock+0x36/0x1c0
[  280.153864]  ? mark_held_locks+0xc7/0x130
[  280.158005]  rollback_registered+0x1e9/0x420
[  280.162402]  ? lockdep_hardirqs_on+0x321/0x5b0
[  280.166977]  ? rollback_registered_many+0x1250/0x1250
[  280.172151]  ? trace_hardirqs_on+0xbd/0x310
[  280.176458]  ? linkwatch_schedule_work+0x150/0x170
[  280.181377]  ? trace_hardirqs_off_caller+0x310/0x310
[  280.186470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.191998]  ? rtnl_is_locked+0xb5/0xf0
[  280.195954]  ? rtnl_trylock+0x20/0x20
[  280.199759]  ? queue_delayed_work_on+0x130/0x1f0
[  280.204520]  unregister_netdevice_queue+0x321/0x5e0
[  280.209525]  ? rollback_registered+0x420/0x420
[  280.214095]  ? linkwatch_schedule_work+0x170/0x170
[  280.219014]  ? tun_setup+0x2d0/0x2d0
[  280.222714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.228243]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  280.233593]  ? __tun_detach+0x6ba/0x15c0
[  280.237649]  __tun_detach+0x11b8/0x15c0
[  280.241606]  ? __call_rcu.constprop.55+0x3ea/0x950
[  280.246610]  ? __call_rcu.constprop.55+0x3ea/0x950
[  280.251533]  ? tun_attach+0x1900/0x1900
[  280.255504]  ? trace_hardirqs_off_caller+0x310/0x310
[  280.260594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.266116]  ? check_preemption_disabled+0x48/0x280
[  280.271117]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  280.275689]  ? zap_class+0x640/0x640
[  280.279390]  ? fsnotify+0x4e5/0xf20
[  280.283015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.288539]  ? locks_remove_file+0x3c6/0x5c0
[  280.292947]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  280.298469]  ? ima_file_free+0x132/0x650
[  280.302522]  ? __lock_is_held+0xb5/0x140
[  280.306574]  ? __tun_detach+0x15c0/0x15c0
[  280.310713]  ? __tun_detach+0x15c0/0x15c0
[  280.314848]  tun_chr_close+0xe3/0x180
[  280.318642]  __fput+0x385/0xa30
[  280.321912]  ? get_max_files+0x20/0x20
[  280.325790]  ? perf_trace_sched_process_exec+0x860/0x860
[  280.331728]  ____fput+0x15/0x20
[  280.335000]  task_work_run+0x1e8/0x2a0
[  280.338875]  ? task_work_cancel+0x240/0x240
[  280.343183]  ? switch_task_namespaces+0xb8/0xd0
[  280.347850]  do_exit+0x1ad6/0x26d0
[  280.351472]  ? mm_update_next_owner+0x990/0x990
[  280.356130]  ? print_usage_bug+0xc0/0xc0
[  280.360181]  ? find_held_lock+0x36/0x1c0
[  280.364244]  ? mark_held_locks+0x130/0x130
[  280.368467]  ? __lock_acquire+0x62f/0x4c20
[  280.372688]  ? pipe_wait+0x266/0x2c0
[  280.376493]  ? lock_release+0xa00/0xa00
[  280.380461]  ? mark_held_locks+0x130/0x130
[  280.384688]  ? __mutex_lock+0x85e/0x16f0
[  280.388735]  ? __switch_to_asm+0x40/0x70
[  280.392779]  ? pipe_wait+0x266/0x2c0
[  280.396480]  ? __switch_to_asm+0x34/0x70
[  280.400527]  ? __switch_to_asm+0x40/0x70
[  280.404581]  ? mutex_trylock+0x2b0/0x2b0
[  280.408629]  ? zap_class+0x640/0x640
[  280.412342]  ? zap_class+0x640/0x640
[  280.416042]  ? find_held_lock+0x36/0x1c0
[  280.420112]  ? memset+0x31/0x40
[  280.423385]  ? find_held_lock+0x36/0x1c0
[  280.427448]  ? get_signal+0x95b/0x1980
[  280.431322]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.435804]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.440290]  do_group_exit+0x177/0x440
[  280.444185]  ? trace_hardirqs_off_caller+0x310/0x310
[  280.449282]  ? __ia32_sys_exit+0x50/0x50
[  280.453339]  get_signal+0x8b0/0x1980
[  280.457044]  ? ptrace_notify+0x130/0x130
[  280.461093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.466615]  ? pipe_read+0x702/0x940
[  280.470317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.475850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.481388]  ? __vfs_read+0x11f/0x9b0
[  280.485190]  do_signal+0x9c/0x21c0
[  280.488718]  ? fsnotify+0xf20/0xf20
[  280.492335]  ? setup_sigcontext+0x7d0/0x7d0
[  280.496649]  ? exit_to_usermode_loop+0x8c/0x380
[  280.502617]  ? exit_to_usermode_loop+0x8c/0x380
[  280.507290]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  280.511863]  ? trace_hardirqs_on+0xbd/0x310
[  280.516172]  ? do_syscall_64+0x6be/0x820
[  280.520231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.525756]  exit_to_usermode_loop+0x2e5/0x380
[  280.530324]  ? __bpf_trace_sys_exit+0x30/0x30
[  280.534900]  do_syscall_64+0x6be/0x820
[  280.538772]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  280.544123]  ? syscall_return_slowpath+0x5e0/0x5e0
[  280.549036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.553882]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.558886]  ? prepare_exit_to_usermode+0x291/0x3b0
[  280.563892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.568743]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  280.573916] RIP: 0033:0x410fa0
[  280.577113] Code: Bad RIP value.
[  280.580460] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  280.588154] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  280.595411] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  280.602666] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  280.609922] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  280.617187] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  280.624461] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  280.624552] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.631721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.631724] Call Trace:
[  280.631729]  <IRQ>
[  280.631741]  dump_stack+0x244/0x39d
[  280.631755]  ? dump_stack_print_info.cold.1+0x20/0x20
[  280.638263] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.647555]  warn_alloc.cold.116+0xb7/0x1bd
[  280.650112] syz-executor5 cpuset=syz5 mems_allowed=0
[  280.652242]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.685661]  ? lock_downgrade+0x900/0x900
[  280.689797]  ? trace_hardirqs_off+0xb8/0x310
[  280.694296]  ? trace_hardirqs_off+0xb8/0x310
[  280.698706]  __alloc_pages_slowpath+0x26e8/0x2e10
[  280.703556]  ? warn_alloc+0x120/0x120
[  280.707342]  ? print_usage_bug+0xc0/0xc0
[  280.711390]  ? warn_alloc+0x120/0x120
[  280.715184]  ? warn_alloc+0x120/0x120
[  280.718969]  ? print_usage_bug+0xc0/0xc0
[  280.723150]  ? print_usage_bug+0xc0/0xc0
[  280.727206]  ? __lock_acquire+0x62f/0x4c20
[  280.731431]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.736953]  ? should_fail+0x22d/0xd01
[  280.740829]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.745919]  ? __lock_acquire+0x62f/0x4c20
[  280.750143]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.755235]  ? __lock_acquire+0x62f/0x4c20
[  280.759454]  ? should_fail+0x22d/0xd01
[  280.763336]  ? find_held_lock+0x36/0x1c0
[  280.767390]  ? mark_held_locks+0x130/0x130
[  280.771612]  ? mark_held_locks+0x130/0x130
[  280.775831]  ? zap_class+0x640/0x640
[  280.779554]  ? zap_class+0x640/0x640
[  280.783254]  ? print_usage_bug+0xc0/0xc0
[  280.787297]  ? do_raw_spin_unlock+0xa7/0x330
[  280.791693]  ? zap_class+0x640/0x640
[  280.795391]  ? print_usage_bug+0xc0/0xc0
[  280.799441]  ? wq_watchdog_touch+0x9c/0xfe
[  280.803661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.809184]  ? check_preemption_disabled+0x48/0x280
[  280.814195]  ? __lock_is_held+0xb5/0x140
[  280.818247]  __alloc_pages_nodemask+0xa80/0xde0
[  280.822902]  ? zap_class+0x640/0x640
[  280.826603]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  280.831610]  ? find_held_lock+0x36/0x1c0
[  280.835663]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.840319]  ? lock_downgrade+0x900/0x900
[  280.844466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.849997]  cache_grow_begin+0xa5/0x8c0
[  280.854043]  ? do_raw_spin_unlock+0xa7/0x330
[  280.858447]  fallback_alloc+0x204/0x2e0
[  280.862408]  ____cache_alloc_node+0x1c7/0x1e0
[  280.866897]  kmem_cache_alloc_node+0xe3/0x730
[  280.871382]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.875614]  __alloc_skb+0x119/0x770
[  280.879313]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.884591]  ? netdev_alloc_frag+0x1f0/0x1f0
[  280.888983]  ? lock_downgrade+0x900/0x900
[  280.893123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.898652]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.904090]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.909528]  ? addrconf_rs_timer+0x690/0x690
[  280.913934]  ndisc_alloc_skb+0x144/0x340
[  280.917987]  ndisc_send_rs+0x331/0x6e0
[  280.921862]  addrconf_rs_timer+0x314/0x690
[  280.926097]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.930336]  call_timer_fn+0x272/0x920
[  280.934208]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.938433]  ? process_timeout+0x40/0x40
[  280.942484]  ? __run_timers+0x7da/0xc70
[  280.946445]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.950925]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.955490]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.959709]  ? lockdep_hardirqs_on+0x296/0x5b0
[  280.964276]  ? trace_hardirqs_on+0xbd/0x310
[  280.968580]  ? kasan_check_read+0x11/0x20
[  280.972708]  ? __run_timers+0x7da/0xc70
[  280.976668]  ? trace_hardirqs_off_caller+0x310/0x310
[  280.981759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.985983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.990202]  __run_timers+0x7e5/0xc70
[  280.994011]  ? timer_fixup_init+0x70/0x70
[  280.998156]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.003163]  ? zap_class+0x640/0x640
[  281.006868]  ? enqueue_hrtimer+0x1a5/0x560
[  281.011089]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  281.016272]  ? find_held_lock+0x36/0x1c0
[  281.020321]  ? zap_class+0x640/0x640
[  281.024025]  ? pvclock_read_flags+0x160/0x160
[  281.028506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.034046]  ? check_preemption_disabled+0x48/0x280
[  281.039056]  ? __lock_is_held+0xb5/0x140
[  281.043106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.048631]  ? check_preemption_disabled+0x48/0x280
[  281.053636]  run_timer_softirq+0x52/0xb0
[  281.057691]  ? rcu_read_lock_sched_held+0x14f/0x180
[  281.062693]  __do_softirq+0x308/0xb7e
[  281.066486]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  281.070967]  ? lock_downgrade+0x900/0x900
[  281.075105]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  281.080200]  ? pvclock_read_flags+0x160/0x160
[  281.084682]  ? lapic_next_event+0x5a/0x90
[  281.088818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.094344]  ? kvm_clock_read+0x18/0x30
[  281.098305]  ? kvm_sched_clock_read+0x9/0x20
[  281.102699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.108234]  ? check_preemption_disabled+0x48/0x280
[  281.113243]  irq_exit+0x17f/0x1c0
[  281.116684]  smp_apic_timer_interrupt+0x1cb/0x760
[  281.121512]  ? smp_reschedule_interrupt+0x109/0x650
[  281.126514]  ? smp_call_function_single_interrupt+0x650/0x650
[  281.132404]  ? interrupt_entry+0xb5/0xc0
[  281.136454]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.141454]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.146458]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.151291]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.156317]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.161317]  ? task_prio+0x50/0x50
[  281.165141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.170676]  ? check_preemption_disabled+0x48/0x280
[  281.175681]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.180516]  apic_timer_interrupt+0xf/0x20
[  281.184731]  </IRQ>
[  281.186960] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  281.192833] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  281.211787] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  281.219492] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  281.226745] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  281.233997] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  281.241253] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  281.248509] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  281.255782]  ? save_stack+0xa9/0xd0
[  281.259408]  __kmalloc_node_track_caller+0x3c/0x70
[  281.264332]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  281.269079]  pskb_expand_head+0x230/0x10f0
[  281.273301]  ? check_preemption_disabled+0x48/0x280
[  281.278304]  ? memcpy+0x45/0x50
[  281.281587]  ? __copy_skb_header+0x350/0x6b0
[  281.285999]  ? skb_release_data+0x880/0x880
[  281.290311]  ? __alloc_skb+0x770/0x770
[  281.294191]  ? __lock_is_held+0xb5/0x140
[  281.298243]  ? kasan_check_write+0x14/0x20
[  281.302463]  ? __skb_clone+0x6c7/0xa00
[  281.306339]  ? __copy_skb_header+0x6b0/0x6b0
[  281.310733]  ? kmem_cache_alloc+0x33a/0x730
[  281.315042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.320573]  skb_ensure_writable+0x3dd/0x640
[  281.324971]  ? skb_checksum_setup+0xaa0/0xaa0
[  281.329455]  ? preempt_notifier_register+0x200/0x200
[  281.334547]  ? __switch_to_asm+0x34/0x70
[  281.338591]  ? __switch_to_asm+0x34/0x70
[  281.342739]  ? __switch_to_asm+0x40/0x70
[  281.346785]  ? __switch_to_asm+0x34/0x70
[  281.350827]  ? __switch_to_asm+0x40/0x70
[  281.354871]  ? __switch_to_asm+0x40/0x70
[  281.358915]  ? __switch_to_asm+0x34/0x70
[  281.362967]  ? __switch_to_asm+0x34/0x70
[  281.367011]  ? __switch_to_asm+0x40/0x70
[  281.371629]  ? __switch_to_asm+0x34/0x70
[  281.375678]  bpf_clone_redirect+0x14a/0x490
[  281.379990]  bpf_prog_210052181be91187+0x25d/0x1000
[  281.384993]  ? __sched_text_start+0x8/0x8
[  281.389134]  ? retint_kernel+0x2d/0x2d
[  281.393005]  ? trace_hardirqs_on_caller+0xc0/0x310
[  281.397923]  ? find_held_lock+0x36/0x1c0
[  281.401975]  ? lock_acquire+0x1ed/0x520
[  281.405938]  ? bpf_test_run+0x3cb/0x780
[  281.409900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.415424]  ? check_preemption_disabled+0x48/0x280
[  281.420428]  ? kasan_check_read+0x11/0x20
[  281.424564]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  281.429825]  ? rcu_softirq_qs+0x20/0x20
[  281.433790]  ? preempt_schedule+0x4d/0x60
[  281.437922]  ? ___preempt_schedule+0x16/0x18
[  281.442321]  ? bpf_test_run+0x25d/0x780
[  281.446291]  ? netlink_diag_dump+0x2a0/0x2a0
[  281.450690]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.456210]  ? bpf_test_init.isra.10+0x70/0x100
[  281.460868]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  281.465616]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  281.470444]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  281.475970]  ? fput+0x130/0x1a0
[  281.479240]  ? __bpf_prog_get+0x9b/0x290
[  281.483290]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  281.488119]  ? bpf_prog_test_run+0x130/0x1a0
[  281.492517]  ? __x64_sys_bpf+0x3d8/0x520
[  281.496563]  ? bpf_prog_get+0x20/0x20
[  281.500377]  ? do_syscall_64+0x142/0x820
[  281.504422]  ? do_syscall_64+0x157/0x820
[  281.508489]  ? do_syscall_64+0x1b9/0x820
[  281.512532]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  281.517888]  ? syscall_return_slowpath+0x5e0/0x5e0
[  281.522800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.527627]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.532629]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  281.537631]  ? prepare_exit_to_usermode+0x291/0x3b0
[  281.542641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.547471]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  281.552831] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  281.552835] warn_alloc_show_mem: 1 callbacks suppressed
[  281.552840] Mem-Info:
[  281.560105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.565457] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  281.565457]  active_file:14 inactive_file:13 isolated_file:0
[  281.565457]  unevictable:0 dirty:0 writeback:0 unstable:0
[  281.565457]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  281.565457]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  281.565457]  free:13753 free_pcp:301 free_cma:0
[  281.567820] Call Trace:
[  281.577179] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  281.610102]  <IRQ>
[  281.612657] Node 0 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
[  281.640396]  dump_stack+0x244/0x39d
[  281.642508] lowmem_reserve[]: 0 2818 6321 6321
[  281.668605]  ? dump_stack_print_info.cold.1+0x20/0x20
[  281.672199] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  281.676771]  warn_alloc.cold.116+0xb7/0x1bd
[  281.681917] lowmem_reserve[]: 0 0 3503 3503
[  281.709829]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.714131] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  281.718433]  ? lock_downgrade+0x900/0x900
[  281.723240] lowmem_reserve[]: 0 0 0 0
[  281.752368]  ? trace_hardirqs_off+0xb8/0x310
[  281.756479] 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
[  281.760265]  ? trace_hardirqs_off+0xb8/0x310
[  281.764639] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  281.778148]  __alloc_pages_slowpath+0x26e8/0x2e10
[  281.782519] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  281.798205]  ? warn_alloc+0x120/0x120
[  281.803005] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  281.817890]  ? print_usage_bug+0xc0/0xc0
[  281.821674] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  281.830485]  ? warn_alloc+0x120/0x120
[  281.834523] 4367 total pagecache pages
[  281.843085]  ? warn_alloc+0x120/0x120
[  281.846858] 0 pages in swap cache
[  281.850738]  ? print_usage_bug+0xc0/0xc0
[  281.854513] Swap cache stats: add 0, delete 0, find 0/0
[  281.857943]  ? print_usage_bug+0xc0/0xc0
[  281.861969] Free swap  = 0kB
[  281.867312]  ? __lock_acquire+0x62f/0x4c20
[  281.871344] Total swap = 0kB
[  281.874343]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.878543] 1965979 pages RAM
[  281.881541]  ? should_fail+0x22d/0xd01
[  281.887039] 0 pages HighMem/MovableOnly
[  281.887045] 342853 pages reserved
[  281.890135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.894082] 0 pages cma reserved
[  281.898033]  ? __lock_acquire+0x62f/0x4c20
[  281.901608] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.906627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.910031] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.914174]  ? __lock_acquire+0x62f/0x4c20
[  281.920639] syz-executor4 cpuset=syz4 mems_allowed=0
[  281.925715]  ? should_fail+0x22d/0xd01
[  281.925727]  ? find_held_lock+0x36/0x1c0
[  281.953374]  ? mark_held_locks+0x130/0x130
[  281.957598]  ? mark_held_locks+0x130/0x130
[  281.961821]  ? zap_class+0x640/0x640
[  281.965522]  ? zap_class+0x640/0x640
[  281.969225]  ? print_usage_bug+0xc0/0xc0
[  281.973273]  ? do_raw_spin_unlock+0xa7/0x330
[  281.977680]  ? zap_class+0x640/0x640
[  281.981378]  ? print_usage_bug+0xc0/0xc0
[  281.985423]  ? wq_watchdog_touch+0x9c/0xfe
[  281.989645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.995168]  ? check_preemption_disabled+0x48/0x280
[  282.000176]  ? __lock_is_held+0xb5/0x140
[  282.004226]  __alloc_pages_nodemask+0xa80/0xde0
[  282.008880]  ? zap_class+0x640/0x640
[  282.012589]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  282.017597]  ? find_held_lock+0x36/0x1c0
[  282.021650]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.026305]  ? lock_downgrade+0x900/0x900
[  282.030446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.035971]  cache_grow_begin+0xa5/0x8c0
[  282.040019]  ? do_raw_spin_unlock+0xa7/0x330
[  282.044427]  fallback_alloc+0x204/0x2e0
[  282.048396]  ____cache_alloc_node+0x1c7/0x1e0
[  282.052880]  kmem_cache_alloc_node+0xe3/0x730
[  282.057375]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.061605]  __alloc_skb+0x119/0x770
[  282.065308]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.070573]  ? netdev_alloc_frag+0x1f0/0x1f0
[  282.074965]  ? lock_downgrade+0x900/0x900
[  282.079106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.084628]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.090074]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.095512]  ? addrconf_rs_timer+0x690/0x690
[  282.099914]  ndisc_alloc_skb+0x144/0x340
[  282.103964]  ndisc_send_rs+0x331/0x6e0
[  282.107843]  addrconf_rs_timer+0x314/0x690
[  282.112070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.116298]  call_timer_fn+0x272/0x920
[  282.120182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.124406]  ? process_timeout+0x40/0x40
[  282.128460]  ? mark_held_locks+0xc7/0x130
[  282.132594]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.137073]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.141562]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.145783]  ? lockdep_hardirqs_on+0x296/0x5b0
[  282.150358]  ? trace_hardirqs_on+0xbd/0x310
[  282.154664]  ? kasan_check_read+0x11/0x20
[  282.158803]  ? __run_timers+0x7da/0xc70
[  282.162763]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.167855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.172105]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.176328]  __run_timers+0x7e5/0xc70
[  282.180125]  ? timer_fixup_init+0x70/0x70
[  282.184263]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.189296]  ? zap_class+0x640/0x640
[  282.193021]  ? print_usage_bug+0xc0/0xc0
[  282.197077]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.202259]  ? find_held_lock+0x36/0x1c0
[  282.206312]  ? zap_class+0x640/0x640
[  282.210019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.215549]  ? check_preemption_disabled+0x48/0x280
[  282.220560]  ? __lock_is_held+0xb5/0x140
[  282.224607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.230132]  ? check_preemption_disabled+0x48/0x280
[  282.235137]  run_timer_softirq+0x52/0xb0
[  282.239188]  ? rcu_read_lock_sched_held+0x14f/0x180
[  282.244193]  __do_softirq+0x308/0xb7e
[  282.247982]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  282.252475]  ? lock_downgrade+0x900/0x900
[  282.256612]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  282.261732]  ? pvclock_read_flags+0x160/0x160
[  282.266217]  ? lapic_next_event+0x5a/0x90
[  282.270353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.275896]  ? kvm_clock_read+0x18/0x30
[  282.279861]  ? kvm_sched_clock_read+0x9/0x20
[  282.284258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.289780]  ? check_preemption_disabled+0x48/0x280
[  282.294798]  irq_exit+0x17f/0x1c0
[  282.298240]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.303067]  ? smp_reschedule_interrupt+0x109/0x650
[  282.308069]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.313946]  ? interrupt_entry+0xb5/0xc0
[  282.318010]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.323016]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.328031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.333370]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.338372]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.343376]  ? task_prio+0x50/0x50
[  282.346903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.352427]  ? check_preemption_disabled+0x48/0x280
[  282.357432]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.362267]  apic_timer_interrupt+0xf/0x20
[  282.366495]  </IRQ>
[  282.368718] RIP: 0010:console_unlock+0x102f/0x1190
[  282.373634] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  282.392516] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  282.400224] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  282.407478] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  282.414734] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  282.421991] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  282.429254] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  282.436532]  ? netconsole_netdev_event+0x280/0x280
[  282.441450]  ? console_unlock+0x1026/0x1190
[  282.445777]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  282.450429]  ? vprintk_emit+0x846/0x990
[  282.454408]  ? lock_release+0xa00/0xa00
[  282.458369]  ? trace_hardirqs_on+0x70/0x310
[  282.462689]  ? vprintk_default+0x28/0x30
[  282.466750]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.471843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.477374]  vprintk_emit+0x391/0x990
[  282.481167]  ? wake_up_klogd+0x180/0x180
[  282.485222]  ? find_held_lock+0x11/0x1c0
[  282.489275]  ? mark_held_locks+0xc7/0x130
[  282.493413]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.497892]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.502377]  vprintk_default+0x28/0x30
[  282.506255]  vprintk_func+0x7e/0x181
[  282.509956]  printk+0xa7/0xcf
[  282.513048]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  282.517797]  ? _raw_spin_unlock_irq+0x60/0x80
[  282.522287]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  282.527567]  dump_header+0x7cc/0xf72
[  282.531273]  ? pagefault_out_of_memory+0x197/0x197
[  282.536218]  ? percpu_ref_get_many+0x240/0x240
[  282.540798]  ? zap_class+0x640/0x640
[  282.544499]  ? print_usage_bug+0xc0/0xc0
[  282.548568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.554094]  ? find_held_lock+0x36/0x1c0
[  282.558148]  ? mark_held_locks+0xc7/0x130
[  282.562286]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  282.567375]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  282.572466]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  282.577037]  ? trace_hardirqs_on+0xbd/0x310
[  282.581349]  ? kasan_check_read+0x11/0x20
[  282.585498]  ? ___ratelimit+0x3b4/0x672
[  282.589460]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.594568]  ? trace_hardirqs_on+0x310/0x310
[  282.598961]  ? lock_downgrade+0x900/0x900
[  282.603108]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  282.608209]  ? ___ratelimit+0x3b9/0x672
[  282.612169]  ? idr_get_free+0xf70/0xf70
[  282.616568]  ? find_held_lock+0x36/0x1c0
[  282.620621]  oom_kill_process.cold.27+0x10/0x903
[  282.625364]  ? zap_class+0x640/0x640
[  282.629068]  ? check_preemption_disabled+0x48/0x280
[  282.634073]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  282.638986]  ? kasan_check_read+0x11/0x20
[  282.643129]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.648393]  ? oom_evaluate_task+0x540/0x540
[  282.652792]  ? find_held_lock+0x36/0x1c0
[  282.656850]  ? out_of_memory+0x974/0x1430
[  282.660986]  ? lock_downgrade+0x900/0x900
[  282.665126]  ? check_preemption_disabled+0x48/0x280
[  282.670132]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  282.675046]  ? kasan_check_read+0x11/0x20
[  282.679178]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.684441]  ? rcu_softirq_qs+0x20/0x20
[  282.688403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.693935]  ? oom_evaluate_task+0x302/0x540
[  282.698333]  out_of_memory+0xa84/0x1430
[  282.702299]  ? oom_killer_disable+0x3a0/0x3a0
[  282.706782]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  282.711700]  ? __ww_mutex_check_waiters+0x160/0x160
[  282.716713]  __alloc_pages_slowpath+0x2354/0x2e10
[  282.721551]  ? do_raw_spin_trylock+0x270/0x270
[  282.726129]  ? warn_alloc+0x120/0x120
[  282.729923]  ? debug_check_no_obj_freed+0x305/0x58d
[  282.734928]  ? drain_local_pages_wq+0x40/0x40
[  282.739411]  ? __lock_acquire+0x62f/0x4c20
[  282.743631]  ? trace_hardirqs_on+0x310/0x310
[  282.748035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.753559]  ? should_fail+0x22d/0xd01
[  282.757432]  ? mark_held_locks+0x130/0x130
[  282.761655]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.766749]  ? zap_class+0x640/0x640
[  282.770455]  ? trace_hardirqs_on+0x310/0x310
[  282.774853]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.780386]  ? __lock_is_held+0xb5/0x140
[  282.784486]  ? lock_release+0xa00/0xa00
[  282.788449]  ? perf_trace_sched_process_exec+0x860/0x860
[  282.793911]  ? __might_sleep+0x95/0x190
[  282.797873]  __alloc_pages_nodemask+0xa80/0xde0
[  282.802533]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  282.807534]  ? lock_downgrade+0x900/0x900
[  282.811670]  ? check_preemption_disabled+0x48/0x280
[  282.816672]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  282.821586]  ? kasan_check_read+0x11/0x20
[  282.825721]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.830997]  ? unwind_dump+0x190/0x190
[  282.834877]  ? is_bpf_text_address+0xd3/0x170
[  282.839361]  ? kernel_text_address+0x79/0xf0
[  282.843765]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  282.849294]  alloc_pages_current+0x173/0x350
[  282.853695]  depot_save_stack+0x3f1/0x470
[  282.857840]  save_stack+0xa9/0xd0
[  282.861281]  ? save_stack+0x43/0xd0
[  282.864896]  ? kasan_kmalloc+0xc7/0xe0
[  282.868767]  ? kasan_slab_alloc+0x12/0x20
[  282.872902]  ? kmem_cache_alloc_node+0x131/0x730
[  282.877641]  ? __alloc_skb+0x119/0x770
[  282.881515]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  282.886268]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  282.891283]  ? rtmsg_ifinfo+0x8c/0xa0
[  282.895070]  ? dev_close_many+0x3be/0x860
[  282.899211]  ? rollback_registered_many+0x543/0x1250
[  282.904296]  ? rollback_registered+0x1e9/0x420
[  282.908862]  ? unregister_netdevice_queue+0x321/0x5e0
[  282.914041]  ? __tun_detach+0x11b8/0x15c0
[  282.918172]  ? tun_chr_close+0xe3/0x180
[  282.922130]  ? __fput+0x385/0xa30
[  282.925568]  ? ____fput+0x15/0x20
[  282.929010]  ? task_work_run+0x1e8/0x2a0
[  282.933055]  ? do_exit+0x1ad6/0x26d0
[  282.936753]  ? do_group_exit+0x177/0x440
[  282.940886]  ? get_signal+0x8b0/0x1980
[  282.944761]  ? do_signal+0x9c/0x21c0
[  282.948475]  ? exit_to_usermode_loop+0x2e5/0x380
[  282.953215]  ? do_syscall_64+0x6be/0x820
[  282.957261]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.962611]  ? lock_downgrade+0x900/0x900
[  282.966750]  ? quarantine_reduce+0x163/0x1a0
[  282.971145]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.976232]  ? ___cache_free+0x2e/0x380
[  282.980202]  ? quarantine_reduce+0x189/0x1a0
[  282.984603]  ? kasan_unpoison_shadow+0x35/0x50
[  282.989176]  kasan_kmalloc+0xc7/0xe0
[  282.992882]  kasan_slab_alloc+0x12/0x20
[  282.996842]  kmem_cache_alloc_node+0x131/0x730
[  283.001417]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  283.006340]  __alloc_skb+0x119/0x770
[  283.010044]  ? netdev_alloc_frag+0x1f0/0x1f0
[  283.014440]  ? if_nlmsg_size+0x5d1/0xbb0
[  283.018494]  ? rtnetlink_put_metrics+0x690/0x690
[  283.023248]  ? sk_psock_stop_strp+0x120/0x120
[  283.027734]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  283.032740]  ? netif_tx_stop_all_queues+0xd9/0x110
[  283.037658]  rtmsg_ifinfo_build_skb+0x74/0x190
[  283.042227]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  283.047057]  rtmsg_ifinfo+0x8c/0xa0
[  283.050674]  dev_close_many+0x3be/0x860
[  283.054643]  ? dev_fill_metadata_dst+0x840/0x840
[  283.059385]  ? find_held_lock+0x36/0x1c0
[  283.063437]  ? __queue_work+0x671/0x1440
[  283.067488]  ? lock_downgrade+0x900/0x900
[  283.071625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.077147]  ? rtnl_is_locked+0xb5/0xf0
[  283.081109]  ? rtnl_trylock+0x20/0x20
[  283.084894]  ? do_raw_spin_unlock+0xa7/0x330
[  283.089287]  ? do_raw_spin_trylock+0x270/0x270
[  283.093859]  rollback_registered_many+0x543/0x1250
[  283.098782]  ? generic_xdp_install+0x5a0/0x5a0
[  283.103353]  ? flush_rcu_work+0x90/0x90
[  283.107316]  ? zap_class+0x640/0x640
[  283.111016]  ? print_usage_bug+0xc0/0xc0
[  283.115061]  ? print_usage_bug+0xc0/0xc0
[  283.119107]  ? zap_class+0x640/0x640
[  283.122807]  ? print_usage_bug+0xc0/0xc0
[  283.126853]  ? find_held_lock+0x36/0x1c0
[  283.130910]  ? mark_held_locks+0xc7/0x130
[  283.135048]  rollback_registered+0x1e9/0x420
[  283.139441]  ? lockdep_hardirqs_on+0x321/0x5b0
[  283.144007]  ? rollback_registered_many+0x1250/0x1250
[  283.149180]  ? trace_hardirqs_on+0xbd/0x310
[  283.153487]  ? linkwatch_schedule_work+0x150/0x170
[  283.158404]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.163617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.169143]  ? rtnl_is_locked+0xb5/0xf0
[  283.173104]  ? rtnl_trylock+0x20/0x20
[  283.176896]  ? queue_delayed_work_on+0x130/0x1f0
[  283.181638]  unregister_netdevice_queue+0x321/0x5e0
[  283.186639]  ? rollback_registered+0x420/0x420
[  283.191212]  ? linkwatch_schedule_work+0x170/0x170
[  283.196130]  ? tun_setup+0x2d0/0x2d0
[  283.199828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.205379]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  283.210727]  ? __tun_detach+0x6ba/0x15c0
[  283.214779]  __tun_detach+0x11b8/0x15c0
[  283.218741]  ? __call_rcu.constprop.55+0x3ea/0x950
[  283.223671]  ? __call_rcu.constprop.55+0x3ea/0x950
[  283.228591]  ? tun_attach+0x1900/0x1900
[  283.232553]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.237645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.243168]  ? check_preemption_disabled+0x48/0x280
[  283.248169]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  283.252741]  ? zap_class+0x640/0x640
[  283.256440]  ? fsnotify+0x4e5/0xf20
[  283.260058]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.265581]  ? locks_remove_file+0x3c6/0x5c0
[  283.269975]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  283.275495]  ? ima_file_free+0x132/0x650
[  283.279545]  ? __lock_is_held+0xb5/0x140
[  283.283594]  ? __tun_detach+0x15c0/0x15c0
[  283.287750]  ? __tun_detach+0x15c0/0x15c0
[  283.291909]  tun_chr_close+0xe3/0x180
[  283.295708]  __fput+0x385/0xa30
[  283.298983]  ? get_max_files+0x20/0x20
[  283.302863]  ? perf_trace_sched_process_exec+0x860/0x860
[  283.308305]  ____fput+0x15/0x20
[  283.311570]  task_work_run+0x1e8/0x2a0
[  283.315448]  ? task_work_cancel+0x240/0x240
[  283.319762]  ? switch_task_namespaces+0xb8/0xd0
[  283.324422]  do_exit+0x1ad6/0x26d0
[  283.327959]  ? mm_update_next_owner+0x990/0x990
[  283.332615]  ? print_usage_bug+0xc0/0xc0
[  283.336661]  ? find_held_lock+0x36/0x1c0
[  283.340723]  ? mark_held_locks+0x130/0x130
[  283.344952]  ? __lock_acquire+0x62f/0x4c20
[  283.349180]  ? pipe_wait+0x266/0x2c0
[  283.352885]  ? lock_release+0xa00/0xa00
[  283.356851]  ? mark_held_locks+0x130/0x130
[  283.361079]  ? __mutex_lock+0x85e/0x16f0
[  283.365123]  ? __switch_to_asm+0x40/0x70
[  283.369171]  ? pipe_wait+0x266/0x2c0
[  283.372870]  ? __switch_to_asm+0x34/0x70
[  283.376912]  ? __switch_to_asm+0x40/0x70
[  283.380970]  ? mutex_trylock+0x2b0/0x2b0
[  283.385019]  ? zap_class+0x640/0x640
[  283.388731]  ? zap_class+0x640/0x640
[  283.392430]  ? find_held_lock+0x36/0x1c0
[  283.396497]  ? memset+0x31/0x40
[  283.399766]  ? find_held_lock+0x36/0x1c0
[  283.403822]  ? get_signal+0x95b/0x1980
[  283.407701]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.412183]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.416667]  do_group_exit+0x177/0x440
[  283.420549]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.425638]  ? __ia32_sys_exit+0x50/0x50
[  283.429698]  get_signal+0x8b0/0x1980
[  283.433406]  ? ptrace_notify+0x130/0x130
[  283.437457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.442981]  ? pipe_read+0x702/0x940
[  283.446689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.452224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.457749]  ? __vfs_read+0x11f/0x9b0
[  283.461629]  do_signal+0x9c/0x21c0
[  283.465155]  ? fsnotify+0xf20/0xf20
[  283.468783]  ? setup_sigcontext+0x7d0/0x7d0
[  283.473097]  ? exit_to_usermode_loop+0x8c/0x380
[  283.477755]  ? exit_to_usermode_loop+0x8c/0x380
[  283.482412]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  283.486983]  ? trace_hardirqs_on+0xbd/0x310
[  283.491297]  ? do_syscall_64+0x6be/0x820
[  283.495352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.500881]  exit_to_usermode_loop+0x2e5/0x380
[  283.505452]  ? __bpf_trace_sys_exit+0x30/0x30
[  283.509944]  do_syscall_64+0x6be/0x820
[  283.513817]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  283.519172]  ? syscall_return_slowpath+0x5e0/0x5e0
[  283.524089]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.528922]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.533933]  ? prepare_exit_to_usermode+0x291/0x3b0
[  283.538943]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.543779]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  283.548955] RIP: 0033:0x410fa0
[  283.552157] Code: Bad RIP value.
[  283.555512] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  283.563205] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  283.570459] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  283.577712] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  283.584967] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  283.592225] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  283.599525] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  283.599599] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  283.606786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  283.613321] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  283.622576] Call Trace:
[  283.633033] syz-executor5 cpuset=syz5 mems_allowed=0
[  283.635589]  <IRQ>
[  283.642798]  dump_stack+0x244/0x39d
[  283.646503]  ? dump_stack_print_info.cold.1+0x20/0x20
[  283.651687]  warn_alloc.cold.116+0xb7/0x1bd
[  283.656002]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  283.660835]  ? lock_downgrade+0x900/0x900
[  283.664975]  ? trace_hardirqs_off+0xb8/0x310
[  283.669376]  ? trace_hardirqs_off+0xb8/0x310
[  283.673782]  __alloc_pages_slowpath+0x26e8/0x2e10
[  283.678631]  ? warn_alloc+0x120/0x120
[  283.682422]  ? print_usage_bug+0xc0/0xc0
[  283.686472]  ? warn_alloc+0x120/0x120
[  283.690272]  ? warn_alloc+0x120/0x120
[  283.694057]  ? print_usage_bug+0xc0/0xc0
[  283.698108]  ? kvm_clock_read+0x18/0x30
[  283.702066]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  283.707071]  ? print_usage_bug+0xc0/0xc0
[  283.711118]  ? __lock_acquire+0x62f/0x4c20
[  283.715342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.720865]  ? should_fail+0x22d/0xd01
[  283.724746]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  283.730011]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.735100]  ? __lock_acquire+0x62f/0x4c20
[  283.739324]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.744409]  ? __lock_acquire+0x62f/0x4c20
[  283.748631]  ? should_fail+0x22d/0xd01
[  283.752503]  ? rcu_irq_exit+0x1a2/0x390
[  283.756471]  ? mark_held_locks+0x130/0x130
[  283.760697]  ? mark_held_locks+0x130/0x130
[  283.764927]  ? mark_held_locks+0xc7/0x130
[  283.769064]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  283.774078]  ? zap_class+0x640/0x640
[  283.777776]  ? print_usage_bug+0xc0/0xc0
[  283.781835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.787359]  ? check_preemption_disabled+0x48/0x280
[  283.792370]  ? __lock_is_held+0xb5/0x140
[  283.796420]  __alloc_pages_nodemask+0xa80/0xde0
[  283.801073]  ? zap_class+0x640/0x640
[  283.804777]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  283.809791]  ? find_held_lock+0x36/0x1c0
[  283.813847]  ? ____cache_alloc_node+0x1c7/0x1e0
[  283.818502]  ? lock_downgrade+0x900/0x900
[  283.822645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.828173]  cache_grow_begin+0xa5/0x8c0
[  283.832329]  ? do_raw_spin_unlock+0xa7/0x330
[  283.836732]  fallback_alloc+0x204/0x2e0
[  283.840695]  ____cache_alloc_node+0x1c7/0x1e0
[  283.845181]  kmem_cache_alloc_node+0xe3/0x730
[  283.849664]  ? ipv6_get_ifaddr+0x42e/0x620
[  283.853907]  __alloc_skb+0x119/0x770
[  283.857608]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  283.862875]  ? netdev_alloc_frag+0x1f0/0x1f0
[  283.867275]  ? lock_downgrade+0x900/0x900
[  283.871426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.876951]  ? refcount_sub_and_test_checked+0x203/0x310
[  283.882388]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  283.887839]  ? addrconf_rs_timer+0x690/0x690
[  283.892244]  ndisc_alloc_skb+0x144/0x340
[  283.896300]  ndisc_send_rs+0x331/0x6e0
[  283.900179]  addrconf_rs_timer+0x314/0x690
[  283.904403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.908631]  call_timer_fn+0x272/0x920
[  283.912502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.916725]  ? process_timeout+0x40/0x40
[  283.920777]  ? __run_timers+0x7da/0xc70
[  283.924740]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.929219]  ? _raw_spin_unlock_irq+0x27/0x80
[  283.933696]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.937917]  ? lockdep_hardirqs_on+0x296/0x5b0
[  283.942484]  ? trace_hardirqs_on+0xbd/0x310
[  283.946792]  ? kasan_check_read+0x11/0x20
[  283.950925]  ? __run_timers+0x7da/0xc70
[  283.954892]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.959987]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.964213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  283.968441]  __run_timers+0x7e5/0xc70
[  283.972234]  ? timer_fixup_init+0x70/0x70
[  283.976369]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  283.981370]  ? zap_class+0x640/0x640
[  283.985076]  ? enqueue_hrtimer+0x1a5/0x560
[  283.989298]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  283.994593]  ? find_held_lock+0x36/0x1c0
[  283.998732]  ? zap_class+0x640/0x640
[  284.002435]  ? pvclock_read_flags+0x160/0x160
[  284.006916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.012441]  ? check_preemption_disabled+0x48/0x280
[  284.017451]  ? __lock_is_held+0xb5/0x140
[  284.021499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.027023]  ? check_preemption_disabled+0x48/0x280
[  284.032028]  run_timer_softirq+0x52/0xb0
[  284.036075]  ? rcu_read_lock_sched_held+0x14f/0x180
[  284.041076]  __do_softirq+0x308/0xb7e
[  284.044863]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  284.049350]  ? lock_downgrade+0x900/0x900
[  284.053486]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  284.058581]  ? pvclock_read_flags+0x160/0x160
[  284.063065]  ? lapic_next_event+0x5a/0x90
[  284.067202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.072743]  ? kvm_clock_read+0x18/0x30
[  284.076715]  ? kvm_sched_clock_read+0x9/0x20
[  284.081107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.086632]  ? check_preemption_disabled+0x48/0x280
[  284.091639]  irq_exit+0x17f/0x1c0
[  284.095078]  smp_apic_timer_interrupt+0x1cb/0x760
[  284.099905]  ? smp_reschedule_interrupt+0x109/0x650
[  284.104909]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.110780]  ? interrupt_entry+0xb5/0xc0
[  284.114829]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.119829]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.124833]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.129666]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.134669]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.139670]  ? task_prio+0x50/0x50
[  284.143200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.148728]  ? check_preemption_disabled+0x48/0x280
[  284.153747]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.158583]  apic_timer_interrupt+0xf/0x20
[  284.162812]  </IRQ>
[  284.165040] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  284.170915] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  284.189801] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  284.197495] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  284.204750] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  284.212006] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  284.219260] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  284.226516] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  284.233806]  ? save_stack+0xa9/0xd0
[  284.237436]  __kmalloc_node_track_caller+0x3c/0x70
[  284.242355]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  284.247099]  pskb_expand_head+0x230/0x10f0
[  284.251322]  ? check_preemption_disabled+0x48/0x280
[  284.256331]  ? memcpy+0x45/0x50
[  284.259600]  ? __copy_skb_header+0x350/0x6b0
[  284.263995]  ? skb_release_data+0x880/0x880
[  284.268303]  ? __alloc_skb+0x770/0x770
[  284.272186]  ? __lock_is_held+0xb5/0x140
[  284.276252]  ? kasan_check_write+0x14/0x20
[  284.280472]  ? __skb_clone+0x6c7/0xa00
[  284.284349]  ? __copy_skb_header+0x6b0/0x6b0
[  284.288742]  ? kmem_cache_alloc+0x33a/0x730
[  284.293050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.298577]  skb_ensure_writable+0x3dd/0x640
[  284.302973]  ? skb_checksum_setup+0xaa0/0xaa0
[  284.307458]  ? preempt_notifier_register+0x200/0x200
[  284.312545]  ? __switch_to_asm+0x34/0x70
[  284.316598]  ? __switch_to_asm+0x34/0x70
[  284.320645]  ? __switch_to_asm+0x40/0x70
[  284.324693]  ? __switch_to_asm+0x34/0x70
[  284.328737]  ? __switch_to_asm+0x40/0x70
[  284.332938]  ? __switch_to_asm+0x40/0x70
[  284.336984]  ? __switch_to_asm+0x34/0x70
[  284.341125]  ? __switch_to_asm+0x34/0x70
[  284.345170]  ? __switch_to_asm+0x40/0x70
[  284.349238]  ? __switch_to_asm+0x34/0x70
[  284.353288]  bpf_clone_redirect+0x14a/0x490
[  284.357603]  bpf_prog_210052181be91187+0x25d/0x1000
[  284.362611]  ? __sched_text_start+0x8/0x8
[  284.366742]  ? retint_kernel+0x2d/0x2d
[  284.370618]  ? trace_hardirqs_on_caller+0xc0/0x310
[  284.375551]  ? find_held_lock+0x36/0x1c0
[  284.379604]  ? lock_acquire+0x1ed/0x520
[  284.383561]  ? bpf_test_run+0x3cb/0x780
[  284.387518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.393044]  ? check_preemption_disabled+0x48/0x280
[  284.398051]  ? kasan_check_read+0x11/0x20
[  284.402184]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  284.407445]  ? rcu_softirq_qs+0x20/0x20
[  284.411411]  ? preempt_schedule+0x4d/0x60
[  284.415550]  ? ___preempt_schedule+0x16/0x18
[  284.419949]  ? bpf_test_run+0x25d/0x780
[  284.423921]  ? netlink_diag_dump+0x2a0/0x2a0
[  284.428315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.433861]  ? bpf_test_init.isra.10+0x70/0x100
[  284.438522]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  284.443274]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  284.448105]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  284.453628]  ? fput+0x130/0x1a0
[  284.456898]  ? __bpf_prog_get+0x9b/0x290
[  284.460948]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  284.465777]  ? bpf_prog_test_run+0x130/0x1a0
[  284.470176]  ? __x64_sys_bpf+0x3d8/0x520
[  284.474223]  ? bpf_prog_get+0x20/0x20
[  284.478017]  ? do_syscall_64+0x142/0x820
[  284.482065]  ? do_syscall_64+0x157/0x820
[  284.486118]  ? do_syscall_64+0x1b9/0x820
[  284.490162]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  284.495513]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.500514]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.505349]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.510361]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  284.515380]  ? prepare_exit_to_usermode+0x291/0x3b0
[  284.520498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.525333]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.530695] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  284.530698] warn_alloc_show_mem: 1 callbacks suppressed
[  284.530704] Mem-Info:
[  284.537982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.543334] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  284.543334]  active_file:14 inactive_file:13 isolated_file:0
[  284.543334]  unevictable:0 dirty:0 writeback:0 unstable:0
[  284.543334]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  284.543334]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  284.543334]  free:13753 free_pcp:301 free_cma:0
[  284.545704] Call Trace:
[  284.555067] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  284.587984]  <IRQ>
[  284.590542] Node 0 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
[  284.618291]  dump_stack+0x244/0x39d
[  284.620428] lowmem_reserve[]: 0 2818 6321 6321
[  284.646530]  ? dump_stack_print_info.cold.1+0x20/0x20
[  284.650122] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  284.654693]  warn_alloc.cold.116+0xb7/0x1bd
[  284.659847] lowmem_reserve[]: 0 0 3503 3503
[  284.687671]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.691956] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  284.696261]  ? lock_downgrade+0x900/0x900
[  284.701072] lowmem_reserve[]: 0 0 0 0
[  284.730113]  ? trace_hardirqs_off+0xb8/0x310
[  284.734223] 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
[  284.738007]  ? trace_hardirqs_off+0xb8/0x310
[  284.742383] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  284.755978]  __alloc_pages_slowpath+0x26e8/0x2e10
[  284.760353] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  284.776043]  ? warn_alloc+0x120/0x120
[  284.780843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  284.795817]  ? print_usage_bug+0xc0/0xc0
[  284.799590] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  284.808398]  ? warn_alloc+0x120/0x120
[  284.812440] 4367 total pagecache pages
[  284.820993]  ? warn_alloc+0x120/0x120
[  284.824764] 0 pages in swap cache
[  284.828625]  ? print_usage_bug+0xc0/0xc0
[  284.832396] Swap cache stats: add 0, delete 0, find 0/0
[  284.835829]  ? kvm_clock_read+0x18/0x30
[  284.839854] Free swap  = 0kB
[  284.845201]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  284.849140] Total swap = 0kB
[  284.852138]  ? print_usage_bug+0xc0/0xc0
[  284.857120] 1965979 pages RAM
[  284.860117]  ? __lock_acquire+0x62f/0x4c20
[  284.864141] 0 pages HighMem/MovableOnly
[  284.864147] 342853 pages reserved
[  284.867235]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.871428] 0 pages cma reserved
[  284.871493] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.875389]  ? should_fail+0x22d/0xd01
[  284.878869] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.884330]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  284.887665] syz-executor4 cpuset=syz4 mems_allowed=0
[  284.894152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.923910]  ? __lock_acquire+0x62f/0x4c20
[  284.928229]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.933325]  ? __lock_acquire+0x62f/0x4c20
[  284.937558]  ? should_fail+0x22d/0xd01
[  284.941429]  ? rcu_irq_exit+0x1a2/0x390
[  284.945395]  ? mark_held_locks+0x130/0x130
[  284.949619]  ? mark_held_locks+0x130/0x130
[  284.953851]  ? mark_held_locks+0xc7/0x130
[  284.957986]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  284.962987]  ? zap_class+0x640/0x640
[  284.966687]  ? print_usage_bug+0xc0/0xc0
[  284.970739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.976264]  ? check_preemption_disabled+0x48/0x280
[  284.981271]  ? __lock_is_held+0xb5/0x140
[  284.985325]  __alloc_pages_nodemask+0xa80/0xde0
[  284.989980]  ? zap_class+0x640/0x640
[  284.993685]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  284.998698]  ? find_held_lock+0x36/0x1c0
[  285.002751]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.007423]  ? lock_downgrade+0x900/0x900
[  285.011566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.017093]  cache_grow_begin+0xa5/0x8c0
[  285.021162]  ? do_raw_spin_unlock+0xa7/0x330
[  285.025567]  fallback_alloc+0x204/0x2e0
[  285.029530]  ____cache_alloc_node+0x1c7/0x1e0
[  285.034059]  kmem_cache_alloc_node+0xe3/0x730
[  285.038546]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.042773]  __alloc_skb+0x119/0x770
[  285.046499]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.051764]  ? netdev_alloc_frag+0x1f0/0x1f0
[  285.056168]  ? lock_downgrade+0x900/0x900
[  285.060308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.065965]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.071404]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.076840]  ? addrconf_rs_timer+0x690/0x690
[  285.081244]  ndisc_alloc_skb+0x144/0x340
[  285.085296]  ndisc_send_rs+0x331/0x6e0
[  285.089173]  addrconf_rs_timer+0x314/0x690
[  285.093400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.097631]  call_timer_fn+0x272/0x920
[  285.101506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.105729]  ? process_timeout+0x40/0x40
[  285.109787]  ? mark_held_locks+0xc7/0x130
[  285.113925]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.118408]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.122894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.127115]  ? lockdep_hardirqs_on+0x296/0x5b0
[  285.131684]  ? trace_hardirqs_on+0xbd/0x310
[  285.135988]  ? kasan_check_read+0x11/0x20
[  285.140125]  ? __run_timers+0x7da/0xc70
[  285.144090]  ? trace_hardirqs_off_caller+0x310/0x310
[  285.149196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.153418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.157638]  __run_timers+0x7e5/0xc70
[  285.161432]  ? timer_fixup_init+0x70/0x70
[  285.165759]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.170773]  ? zap_class+0x640/0x640
[  285.174492]  ? print_usage_bug+0xc0/0xc0
[  285.178545]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.183728]  ? find_held_lock+0x36/0x1c0
[  285.187788]  ? zap_class+0x640/0x640
[  285.191496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.197020]  ? check_preemption_disabled+0x48/0x280
[  285.202030]  ? __lock_is_held+0xb5/0x140
[  285.206080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.211605]  ? check_preemption_disabled+0x48/0x280
[  285.216613]  run_timer_softirq+0x52/0xb0
[  285.220667]  ? rcu_read_lock_sched_held+0x14f/0x180
[  285.225671]  __do_softirq+0x308/0xb7e
[  285.229461]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  285.233941]  ? lock_downgrade+0x900/0x900
[  285.238088]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  285.243184]  ? pvclock_read_flags+0x160/0x160
[  285.247670]  ? lapic_next_event+0x5a/0x90
[  285.251804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.257331]  ? kvm_clock_read+0x18/0x30
[  285.261295]  ? kvm_sched_clock_read+0x9/0x20
[  285.265694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.271219]  ? check_preemption_disabled+0x48/0x280
[  285.276317]  irq_exit+0x17f/0x1c0
[  285.279774]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.284605]  ? smp_reschedule_interrupt+0x109/0x650
[  285.289608]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.295479]  ? interrupt_entry+0xb5/0xc0
[  285.299531]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.304533]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.309541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.314372]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.319376]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.324378]  ? task_prio+0x50/0x50
[  285.327907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.333429]  ? check_preemption_disabled+0x48/0x280
[  285.338442]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.343277]  apic_timer_interrupt+0xf/0x20
[  285.347502]  </IRQ>
[  285.349762] RIP: 0010:console_unlock+0x102f/0x1190
[  285.354682] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  285.373567] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  285.381261] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  285.388519] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  285.395772] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  285.403025] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  285.410284] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  285.417544]  ? netconsole_netdev_event+0x280/0x280
[  285.422463]  ? console_unlock+0x1026/0x1190
[  285.426792]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  285.431447]  ? vprintk_emit+0x846/0x990
[  285.435410]  ? lock_release+0xa00/0xa00
[  285.439372]  ? trace_hardirqs_on+0x70/0x310
[  285.443679]  ? vprintk_default+0x28/0x30
[  285.447727]  ? trace_hardirqs_off_caller+0x310/0x310
[  285.452825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.458355]  vprintk_emit+0x391/0x990
[  285.462144]  ? wake_up_klogd+0x180/0x180
[  285.466195]  ? find_held_lock+0x11/0x1c0
[  285.470249]  ? mark_held_locks+0xc7/0x130
[  285.474386]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.478869]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.483442]  vprintk_default+0x28/0x30
[  285.487314]  vprintk_func+0x7e/0x181
[  285.491035]  printk+0xa7/0xcf
[  285.494132]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  285.498877]  ? _raw_spin_unlock_irq+0x60/0x80
[  285.503373]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  285.508645]  dump_header+0x7cc/0xf72
[  285.512361]  ? pagefault_out_of_memory+0x197/0x197
[  285.517635]  ? percpu_ref_get_many+0x240/0x240
[  285.522214]  ? zap_class+0x640/0x640
[  285.525916]  ? print_usage_bug+0xc0/0xc0
[  285.529977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.535507]  ? find_held_lock+0x36/0x1c0
[  285.539562]  ? mark_held_locks+0xc7/0x130
[  285.543701]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  285.548794]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  285.553887]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  285.558463]  ? trace_hardirqs_on+0xbd/0x310
[  285.562770]  ? kasan_check_read+0x11/0x20
[  285.566902]  ? ___ratelimit+0x3b4/0x672
[  285.570862]  ? trace_hardirqs_off_caller+0x310/0x310
[  285.575954]  ? trace_hardirqs_on+0x310/0x310
[  285.580347]  ? lock_downgrade+0x900/0x900
[  285.584486]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  285.589589]  ? ___ratelimit+0x3b9/0x672
[  285.593551]  ? idr_get_free+0xf70/0xf70
[  285.597513]  ? find_held_lock+0x36/0x1c0
[  285.601566]  oom_kill_process.cold.27+0x10/0x903
[  285.606307]  ? zap_class+0x640/0x640
[  285.610015]  ? check_preemption_disabled+0x48/0x280
[  285.615023]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.619941]  ? kasan_check_read+0x11/0x20
[  285.624073]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.629340]  ? oom_evaluate_task+0x540/0x540
[  285.633741]  ? find_held_lock+0x36/0x1c0
[  285.637802]  ? out_of_memory+0x974/0x1430
[  285.641937]  ? lock_downgrade+0x900/0x900
[  285.646070]  ? check_preemption_disabled+0x48/0x280
[  285.651087]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.656000]  ? kasan_check_read+0x11/0x20
[  285.660132]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.665396]  ? rcu_softirq_qs+0x20/0x20
[  285.669361]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.674884]  ? oom_evaluate_task+0x302/0x540
[  285.679280]  out_of_memory+0xa84/0x1430
[  285.683246]  ? oom_killer_disable+0x3a0/0x3a0
[  285.687737]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  285.692658]  ? __ww_mutex_check_waiters+0x160/0x160
[  285.697669]  __alloc_pages_slowpath+0x2354/0x2e10
[  285.702509]  ? do_raw_spin_trylock+0x270/0x270
[  285.707086]  ? warn_alloc+0x120/0x120
[  285.710878]  ? debug_check_no_obj_freed+0x305/0x58d
[  285.715884]  ? drain_local_pages_wq+0x40/0x40
[  285.720368]  ? __lock_acquire+0x62f/0x4c20
[  285.724593]  ? trace_hardirqs_on+0x310/0x310
[  285.728994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.734519]  ? should_fail+0x22d/0xd01
[  285.738396]  ? mark_held_locks+0x130/0x130
[  285.742622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.747720]  ? zap_class+0x640/0x640
[  285.751423]  ? trace_hardirqs_on+0x310/0x310
[  285.755819]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  285.761349]  ? __lock_is_held+0xb5/0x140
[  285.765404]  ? lock_release+0xa00/0xa00
[  285.769367]  ? perf_trace_sched_process_exec+0x860/0x860
[  285.774813]  ? __might_sleep+0x95/0x190
[  285.778779]  __alloc_pages_nodemask+0xa80/0xde0
[  285.783442]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  285.788446]  ? lock_downgrade+0x900/0x900
[  285.792585]  ? check_preemption_disabled+0x48/0x280
[  285.797588]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.802504]  ? kasan_check_read+0x11/0x20
[  285.806639]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.811914]  ? unwind_dump+0x190/0x190
[  285.815795]  ? is_bpf_text_address+0xd3/0x170
[  285.820292]  ? kernel_text_address+0x79/0xf0
[  285.824692]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  285.830225]  alloc_pages_current+0x173/0x350
[  285.834624]  depot_save_stack+0x3f1/0x470
[  285.838762]  save_stack+0xa9/0xd0
[  285.842203]  ? save_stack+0x43/0xd0
[  285.845814]  ? kasan_kmalloc+0xc7/0xe0
[  285.849690]  ? kasan_slab_alloc+0x12/0x20
[  285.853829]  ? kmem_cache_alloc_node+0x131/0x730
[  285.858569]  ? __alloc_skb+0x119/0x770
[  285.862441]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  285.867186]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  285.872191]  ? rtmsg_ifinfo+0x8c/0xa0
[  285.875978]  ? dev_close_many+0x3be/0x860
[  285.880108]  ? rollback_registered_many+0x543/0x1250
[  285.885195]  ? rollback_registered+0x1e9/0x420
[  285.889762]  ? unregister_netdevice_queue+0x321/0x5e0
[  285.894939]  ? __tun_detach+0x11b8/0x15c0
[  285.899072]  ? tun_chr_close+0xe3/0x180
[  285.903030]  ? __fput+0x385/0xa30
[  285.906474]  ? ____fput+0x15/0x20
[  285.909917]  ? task_work_run+0x1e8/0x2a0
[  285.913964]  ? do_exit+0x1ad6/0x26d0
[  285.917665]  ? do_group_exit+0x177/0x440
[  285.921729]  ? get_signal+0x8b0/0x1980
[  285.925600]  ? do_signal+0x9c/0x21c0
[  285.929299]  ? exit_to_usermode_loop+0x2e5/0x380
[  285.934040]  ? do_syscall_64+0x6be/0x820
[  285.938086]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  285.943443]  ? lock_downgrade+0x900/0x900
[  285.947579]  ? quarantine_reduce+0x163/0x1a0
[  285.951973]  ? trace_hardirqs_off_caller+0x310/0x310
[  285.957062]  ? ___cache_free+0x2e/0x380
[  285.961037]  ? quarantine_reduce+0x189/0x1a0
[  285.965435]  ? kasan_unpoison_shadow+0x35/0x50
[  285.970007]  kasan_kmalloc+0xc7/0xe0
[  285.973716]  kasan_slab_alloc+0x12/0x20
[  285.977679]  kmem_cache_alloc_node+0x131/0x730
[  285.982253]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.987169]  __alloc_skb+0x119/0x770
[  285.990875]  ? netdev_alloc_frag+0x1f0/0x1f0
[  285.995273]  ? if_nlmsg_size+0x5d1/0xbb0
[  285.999327]  ? rtnetlink_put_metrics+0x690/0x690
[  286.004203]  ? sk_psock_stop_strp+0x120/0x120
[  286.008683]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  286.013689]  ? netif_tx_stop_all_queues+0xd9/0x110
[  286.018614]  rtmsg_ifinfo_build_skb+0x74/0x190
[  286.023187]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  286.028020]  rtmsg_ifinfo+0x8c/0xa0
[  286.031638]  dev_close_many+0x3be/0x860
[  286.035607]  ? dev_fill_metadata_dst+0x840/0x840
[  286.040348]  ? find_held_lock+0x36/0x1c0
[  286.044411]  ? __queue_work+0x671/0x1440
[  286.048465]  ? lock_downgrade+0x900/0x900
[  286.052601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.058123]  ? rtnl_is_locked+0xb5/0xf0
[  286.062084]  ? rtnl_trylock+0x20/0x20
[  286.065872]  ? do_raw_spin_unlock+0xa7/0x330
[  286.070269]  ? do_raw_spin_trylock+0x270/0x270
[  286.074842]  rollback_registered_many+0x543/0x1250
[  286.079779]  ? generic_xdp_install+0x5a0/0x5a0
[  286.084355]  ? flush_rcu_work+0x90/0x90
[  286.088315]  ? zap_class+0x640/0x640
[  286.092019]  ? print_usage_bug+0xc0/0xc0
[  286.096066]  ? print_usage_bug+0xc0/0xc0
[  286.100114]  ? zap_class+0x640/0x640
[  286.103814]  ? print_usage_bug+0xc0/0xc0
[  286.107862]  ? find_held_lock+0x36/0x1c0
[  286.111918]  ? mark_held_locks+0xc7/0x130
[  286.116055]  rollback_registered+0x1e9/0x420
[  286.120455]  ? lockdep_hardirqs_on+0x321/0x5b0
[  286.125026]  ? rollback_registered_many+0x1250/0x1250
[  286.130201]  ? trace_hardirqs_on+0xbd/0x310
[  286.134512]  ? linkwatch_schedule_work+0x150/0x170
[  286.139429]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.144522]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.150050]  ? rtnl_is_locked+0xb5/0xf0
[  286.154009]  ? rtnl_trylock+0x20/0x20
[  286.157800]  ? queue_delayed_work_on+0x130/0x1f0
[  286.162548]  unregister_netdevice_queue+0x321/0x5e0
[  286.167553]  ? rollback_registered+0x420/0x420
[  286.172124]  ? linkwatch_schedule_work+0x170/0x170
[  286.177041]  ? tun_setup+0x2d0/0x2d0
[  286.180741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.186268]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  286.191617]  ? __tun_detach+0x6ba/0x15c0
[  286.195692]  __tun_detach+0x11b8/0x15c0
[  286.199651]  ? __call_rcu.constprop.55+0x3ea/0x950
[  286.204568]  ? __call_rcu.constprop.55+0x3ea/0x950
[  286.209486]  ? tun_attach+0x1900/0x1900
[  286.213451]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.218641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.224167]  ? check_preemption_disabled+0x48/0x280
[  286.229171]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  286.233742]  ? zap_class+0x640/0x640
[  286.237444]  ? fsnotify+0x4e5/0xf20
[  286.241060]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.246584]  ? locks_remove_file+0x3c6/0x5c0
[  286.250982]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  286.256506]  ? ima_file_free+0x132/0x650
[  286.260559]  ? __lock_is_held+0xb5/0x140
[  286.264610]  ? __tun_detach+0x15c0/0x15c0
[  286.268763]  ? __tun_detach+0x15c0/0x15c0
[  286.272898]  tun_chr_close+0xe3/0x180
[  286.276696]  __fput+0x385/0xa30
[  286.279967]  ? get_max_files+0x20/0x20
[  286.283844]  ? perf_trace_sched_process_exec+0x860/0x860
[  286.289286]  ____fput+0x15/0x20
[  286.292554]  task_work_run+0x1e8/0x2a0
[  286.296434]  ? task_work_cancel+0x240/0x240
[  286.300748]  ? switch_task_namespaces+0xb8/0xd0
[  286.305407]  do_exit+0x1ad6/0x26d0
[  286.308943]  ? mm_update_next_owner+0x990/0x990
[  286.313607]  ? print_usage_bug+0xc0/0xc0
[  286.317655]  ? find_held_lock+0x36/0x1c0
[  286.321719]  ? mark_held_locks+0x130/0x130
[  286.325944]  ? __lock_acquire+0x62f/0x4c20
[  286.330671]  ? pipe_wait+0x266/0x2c0
[  286.334376]  ? lock_release+0xa00/0xa00
[  286.338347]  ? mark_held_locks+0x130/0x130
[  286.342590]  ? __mutex_lock+0x85e/0x16f0
[  286.346667]  ? __switch_to_asm+0x40/0x70
[  286.350753]  ? pipe_wait+0x266/0x2c0
[  286.354454]  ? __switch_to_asm+0x34/0x70
[  286.358497]  ? __switch_to_asm+0x40/0x70
[  286.362547]  ? mutex_trylock+0x2b0/0x2b0
[  286.366596]  ? zap_class+0x640/0x640
[  286.370311]  ? zap_class+0x640/0x640
[  286.374022]  ? find_held_lock+0x36/0x1c0
[  286.378075]  ? memset+0x31/0x40
[  286.381346]  ? find_held_lock+0x36/0x1c0
[  286.385398]  ? get_signal+0x95b/0x1980
[  286.389279]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.393765]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.398249]  do_group_exit+0x177/0x440
[  286.402213]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.407301]  ? __ia32_sys_exit+0x50/0x50
[  286.411355]  get_signal+0x8b0/0x1980
[  286.415062]  ? ptrace_notify+0x130/0x130
[  286.419111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.424634]  ? pipe_read+0x702/0x940
[  286.428343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.433874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.439394]  ? __vfs_read+0x11f/0x9b0
[  286.443204]  do_signal+0x9c/0x21c0
[  286.446731]  ? fsnotify+0xf20/0xf20
[  286.450349]  ? setup_sigcontext+0x7d0/0x7d0
[  286.454668]  ? exit_to_usermode_loop+0x8c/0x380
[  286.459337]  ? exit_to_usermode_loop+0x8c/0x380
[  286.464007]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  286.468578]  ? trace_hardirqs_on+0xbd/0x310
[  286.472888]  ? do_syscall_64+0x6be/0x820
[  286.476943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.482473]  exit_to_usermode_loop+0x2e5/0x380
[  286.487045]  ? __bpf_trace_sys_exit+0x30/0x30
[  286.491549]  do_syscall_64+0x6be/0x820
[  286.495429]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  286.500777]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.505690]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.510520]  ? trace_hardirqs_on_caller+0x310/0x310
[  286.515526]  ? prepare_exit_to_usermode+0x291/0x3b0
[  286.520532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.525365]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  286.530540] RIP: 0033:0x410fa0
[  286.533737] Code: Bad RIP value.
[  286.537106] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  286.544797] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  286.552052] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  286.559305] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  286.566557] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  286.573809] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  286.581082] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  286.581154] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  286.588340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.588347] Call Trace:
[  286.594889] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.604142]  <IRQ>
[  286.606700] syz-executor5 cpuset=syz5 mems_allowed=0
[  286.617164]  dump_stack+0x244/0x39d
[  286.627965]  ? dump_stack_print_info.cold.1+0x20/0x20
[  286.633160]  warn_alloc.cold.116+0xb7/0x1bd
[  286.637473]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.642309]  ? lock_downgrade+0x900/0x900
[  286.646450]  ? trace_hardirqs_off+0xb8/0x310
[  286.650847]  ? trace_hardirqs_off+0xb8/0x310
[  286.655247]  __alloc_pages_slowpath+0x26e8/0x2e10
[  286.660094]  ? warn_alloc+0x120/0x120
[  286.663887]  ? print_usage_bug+0xc0/0xc0
[  286.667942]  ? warn_alloc+0x120/0x120
[  286.671837]  ? warn_alloc+0x120/0x120
[  286.675624]  ? print_usage_bug+0xc0/0xc0
[  286.679680]  ? print_usage_bug+0xc0/0xc0
[  286.683725]  ? __lock_acquire+0x62f/0x4c20
[  286.687954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.693476]  ? should_fail+0x22d/0xd01
[  286.697351]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.702447]  ? __lock_acquire+0x62f/0x4c20
[  286.706670]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.711756]  ? __lock_acquire+0x62f/0x4c20
[  286.715990]  ? should_fail+0x22d/0xd01
[  286.719863]  ? find_held_lock+0x36/0x1c0
[  286.723920]  ? mark_held_locks+0x130/0x130
[  286.728146]  ? mark_held_locks+0x130/0x130
[  286.732363]  ? zap_class+0x640/0x640
[  286.736063]  ? zap_class+0x640/0x640
[  286.739772]  ? print_usage_bug+0xc0/0xc0
[  286.743818]  ? do_raw_spin_unlock+0xa7/0x330
[  286.748232]  ? zap_class+0x640/0x640
[  286.751934]  ? print_usage_bug+0xc0/0xc0
[  286.755981]  ? wq_watchdog_touch+0x9c/0xfe
[  286.760316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.765841]  ? check_preemption_disabled+0x48/0x280
[  286.770852]  ? __lock_is_held+0xb5/0x140
[  286.774909]  __alloc_pages_nodemask+0xa80/0xde0
[  286.779561]  ? zap_class+0x640/0x640
[  286.783264]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  286.788273]  ? find_held_lock+0x36/0x1c0
[  286.792328]  ? ____cache_alloc_node+0x1c7/0x1e0
[  286.796982]  ? lock_downgrade+0x900/0x900
[  286.801122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.806650]  cache_grow_begin+0xa5/0x8c0
[  286.810695]  ? do_raw_spin_unlock+0xa7/0x330
[  286.815093]  fallback_alloc+0x204/0x2e0
[  286.819062]  ____cache_alloc_node+0x1c7/0x1e0
[  286.823546]  kmem_cache_alloc_node+0xe3/0x730
[  286.828026]  ? ipv6_get_ifaddr+0x42e/0x620
[  286.832255]  __alloc_skb+0x119/0x770
[  286.835957]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.841221]  ? netdev_alloc_frag+0x1f0/0x1f0
[  286.845627]  ? lock_downgrade+0x900/0x900
[  286.849772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.855293]  ? refcount_sub_and_test_checked+0x203/0x310
[  286.860733]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  286.866171]  ? addrconf_rs_timer+0x690/0x690
[  286.870576]  ndisc_alloc_skb+0x144/0x340
[  286.874631]  ndisc_send_rs+0x331/0x6e0
[  286.878510]  addrconf_rs_timer+0x314/0x690
[  286.882734]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.886962]  call_timer_fn+0x272/0x920
[  286.890834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.895056]  ? process_timeout+0x40/0x40
[  286.899106]  ? __run_timers+0x7da/0xc70
[  286.903079]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.907565]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.912047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.916268]  ? lockdep_hardirqs_on+0x296/0x5b0
[  286.920833]  ? trace_hardirqs_on+0xbd/0x310
[  286.925140]  ? kasan_check_read+0x11/0x20
[  286.929271]  ? __run_timers+0x7da/0xc70
[  286.933231]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.938323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.942548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.946766]  __run_timers+0x7e5/0xc70
[  286.950560]  ? timer_fixup_init+0x70/0x70
[  286.954694]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.959700]  ? zap_class+0x640/0x640
[  286.963403]  ? enqueue_hrtimer+0x1a5/0x560
[  286.967631]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  286.972814]  ? find_held_lock+0x36/0x1c0
[  286.976869]  ? zap_class+0x640/0x640
[  286.980575]  ? pvclock_read_flags+0x160/0x160
[  286.985067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.990591]  ? check_preemption_disabled+0x48/0x280
[  286.995610]  ? __lock_is_held+0xb5/0x140
[  286.999661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.005185]  ? check_preemption_disabled+0x48/0x280
[  287.010276]  run_timer_softirq+0x52/0xb0
[  287.014332]  ? rcu_read_lock_sched_held+0x14f/0x180
[  287.019433]  __do_softirq+0x308/0xb7e
[  287.023223]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  287.027702]  ? lock_downgrade+0x900/0x900
[  287.031838]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  287.036946]  ? pvclock_read_flags+0x160/0x160
[  287.041428]  ? lapic_next_event+0x5a/0x90
[  287.045566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.051092]  ? kvm_clock_read+0x18/0x30
[  287.055050]  ? kvm_sched_clock_read+0x9/0x20
[  287.059444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.064966]  ? check_preemption_disabled+0x48/0x280
[  287.069974]  irq_exit+0x17f/0x1c0
[  287.073434]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.078357]  ? smp_reschedule_interrupt+0x109/0x650
[  287.083450]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.089316]  ? interrupt_entry+0xb5/0xc0
[  287.093362]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.098372]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.103377]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.108205]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.113203]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.118209]  ? task_prio+0x50/0x50
[  287.121736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.127258]  ? check_preemption_disabled+0x48/0x280
[  287.132266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.137098]  apic_timer_interrupt+0xf/0x20
[  287.141315]  </IRQ>
[  287.143539] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  287.149409] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  287.168636] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  287.176329] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  287.183592] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  287.190850] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  287.198102] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  287.205367] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  287.212646]  ? save_stack+0xa9/0xd0
[  287.216266]  __kmalloc_node_track_caller+0x3c/0x70
[  287.221187]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  287.225935]  pskb_expand_head+0x230/0x10f0
[  287.230246]  ? check_preemption_disabled+0x48/0x280
[  287.235254]  ? memcpy+0x45/0x50
[  287.238520]  ? __copy_skb_header+0x350/0x6b0
[  287.242913]  ? skb_release_data+0x880/0x880
[  287.247236]  ? __alloc_skb+0x770/0x770
[  287.251113]  ? __lock_is_held+0xb5/0x140
[  287.255162]  ? kasan_check_write+0x14/0x20
[  287.259384]  ? __skb_clone+0x6c7/0xa00
[  287.263261]  ? __copy_skb_header+0x6b0/0x6b0
[  287.267742]  ? kmem_cache_alloc+0x33a/0x730
[  287.272053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.277584]  skb_ensure_writable+0x3dd/0x640
[  287.281983]  ? skb_checksum_setup+0xaa0/0xaa0
[  287.286467]  ? preempt_notifier_register+0x200/0x200
[  287.291555]  ? __switch_to_asm+0x34/0x70
[  287.295609]  ? __switch_to_asm+0x34/0x70
[  287.299651]  ? __switch_to_asm+0x40/0x70
[  287.303696]  ? __switch_to_asm+0x34/0x70
[  287.307741]  ? __switch_to_asm+0x40/0x70
[  287.311788]  ? __switch_to_asm+0x40/0x70
[  287.315838]  ? __switch_to_asm+0x34/0x70
[  287.319885]  ? __switch_to_asm+0x34/0x70
[  287.323932]  ? __switch_to_asm+0x40/0x70
[  287.327975]  ? __switch_to_asm+0x34/0x70
[  287.332032]  bpf_clone_redirect+0x14a/0x490
[  287.336360]  bpf_prog_210052181be91187+0x25d/0x1000
[  287.341365]  ? __sched_text_start+0x8/0x8
[  287.345500]  ? retint_kernel+0x2d/0x2d
[  287.349375]  ? trace_hardirqs_on_caller+0xc0/0x310
[  287.354294]  ? find_held_lock+0x36/0x1c0
[  287.358345]  ? lock_acquire+0x1ed/0x520
[  287.362313]  ? bpf_test_run+0x3cb/0x780
[  287.366289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.371813]  ? check_preemption_disabled+0x48/0x280
[  287.376826]  ? kasan_check_read+0x11/0x20
[  287.381075]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  287.386332]  ? rcu_softirq_qs+0x20/0x20
[  287.390302]  ? preempt_schedule+0x4d/0x60
[  287.394441]  ? ___preempt_schedule+0x16/0x18
[  287.398857]  ? bpf_test_run+0x25d/0x780
[  287.402842]  ? netlink_diag_dump+0x2a0/0x2a0
[  287.407237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.412760]  ? bpf_test_init.isra.10+0x70/0x100
[  287.417420]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  287.422179]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  287.427008]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  287.432529]  ? fput+0x130/0x1a0
[  287.435793]  ? __bpf_prog_get+0x9b/0x290
[  287.439847]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  287.444672]  ? bpf_prog_test_run+0x130/0x1a0
[  287.449069]  ? __x64_sys_bpf+0x3d8/0x520
[  287.453114]  ? bpf_prog_get+0x20/0x20
[  287.457006]  ? do_syscall_64+0x142/0x820
[  287.461051]  ? do_syscall_64+0x157/0x820
[  287.465100]  ? do_syscall_64+0x1b9/0x820
[  287.469149]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  287.474499]  ? syscall_return_slowpath+0x5e0/0x5e0
[  287.479427]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.484257]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.489261]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  287.494272]  ? prepare_exit_to_usermode+0x291/0x3b0
[  287.499279]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.504109]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  287.509472] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  287.509476] warn_alloc_show_mem: 1 callbacks suppressed
[  287.509481] Mem-Info:
[  287.516735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.522100] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  287.522100]  active_file:14 inactive_file:13 isolated_file:0
[  287.522100]  unevictable:0 dirty:0 writeback:0 unstable:0
[  287.522100]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  287.522100]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  287.522100]  free:13753 free_pcp:301 free_cma:0
[  287.524467] Call Trace:
[  287.533841] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  287.566758]  <IRQ>
[  287.569326] Node 0 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
[  287.597066]  dump_stack+0x244/0x39d
[  287.599175] lowmem_reserve[]: 0 2818 6321 6321
[  287.625269]  ? dump_stack_print_info.cold.1+0x20/0x20
[  287.628874] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  287.633460]  warn_alloc.cold.116+0xb7/0x1bd
[  287.638732] lowmem_reserve[]: 0 0 3503 3503
[  287.666571]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.670856] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  287.675159]  ? lock_downgrade+0x900/0x900
[  287.679966] lowmem_reserve[]: 0 0 0 0
[  287.709005]  ? trace_hardirqs_off+0xb8/0x310
[  287.713114] 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
[  287.716896]  ? trace_hardirqs_off+0xb8/0x310
[  287.721271] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  287.734776]  __alloc_pages_slowpath+0x26e8/0x2e10
[  287.739145] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  287.754839]  ? warn_alloc+0x120/0x120
[  287.759635] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  287.774607]  ? print_usage_bug+0xc0/0xc0
[  287.778377] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  287.787184]  ? warn_alloc+0x120/0x120
[  287.791209] 4367 total pagecache pages
[  287.799768]  ? warn_alloc+0x120/0x120
[  287.803549] 0 pages in swap cache
[  287.807410]  ? print_usage_bug+0xc0/0xc0
[  287.811178] Swap cache stats: add 0, delete 0, find 0/0
[  287.814609]  ? kvm_clock_read+0x18/0x30
[  287.818643] Free swap  = 0kB
[  287.823986]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  287.827924] Total swap = 0kB
[  287.830920]  ? print_usage_bug+0xc0/0xc0
[  287.835904] 1965979 pages RAM
[  287.838902]  ? __lock_acquire+0x62f/0x4c20
[  287.842928] 0 pages HighMem/MovableOnly
[  287.846013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.850210] 342853 pages reserved
[  287.854162]  ? should_fail+0x22d/0xd01
[  287.859665] 0 pages cma reserved
[  287.863094]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  287.867014] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.870295]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.870306]  ? __lock_acquire+0x62f/0x4c20
[  287.870321]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.875613] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.882035]  ? __lock_acquire+0x62f/0x4c20
[  287.887104] syz-executor4 cpuset=syz4 mems_allowed=0
[  287.891398]  ? should_fail+0x22d/0xd01
[  287.891409]  ? rcu_irq_exit+0x1a2/0x390
[  287.924038]  ? mark_held_locks+0x130/0x130
[  287.928260]  ? mark_held_locks+0x130/0x130
[  287.932490]  ? mark_held_locks+0xc7/0x130
[  287.936624]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  287.941627]  ? zap_class+0x640/0x640
[  287.945324]  ? print_usage_bug+0xc0/0xc0
[  287.949373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.954896]  ? check_preemption_disabled+0x48/0x280
[  287.959903]  ? __lock_is_held+0xb5/0x140
[  287.963953]  __alloc_pages_nodemask+0xa80/0xde0
[  287.968615]  ? zap_class+0x640/0x640
[  287.972322]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  287.977330]  ? find_held_lock+0x36/0x1c0
[  287.981386]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.986045]  ? lock_downgrade+0x900/0x900
[  287.990183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.995708]  cache_grow_begin+0xa5/0x8c0
[  287.999752]  ? do_raw_spin_unlock+0xa7/0x330
[  288.004156]  fallback_alloc+0x204/0x2e0
[  288.008122]  ____cache_alloc_node+0x1c7/0x1e0
[  288.012607]  kmem_cache_alloc_node+0xe3/0x730
[  288.017088]  ? ipv6_get_ifaddr+0x42e/0x620
[  288.021330]  __alloc_skb+0x119/0x770
[  288.025031]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.030297]  ? netdev_alloc_frag+0x1f0/0x1f0
[  288.034702]  ? lock_downgrade+0x900/0x900
[  288.038843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.044369]  ? refcount_sub_and_test_checked+0x203/0x310
[  288.049822]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  288.055261]  ? addrconf_rs_timer+0x690/0x690
[  288.059674]  ndisc_alloc_skb+0x144/0x340
[  288.063730]  ndisc_send_rs+0x331/0x6e0
[  288.067608]  addrconf_rs_timer+0x314/0x690
[  288.071836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.076067]  call_timer_fn+0x272/0x920
[  288.079940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.084164]  ? process_timeout+0x40/0x40
[  288.088218]  ? mark_held_locks+0xc7/0x130
[  288.092352]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.096830]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.101311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.105531]  ? lockdep_hardirqs_on+0x296/0x5b0
[  288.110106]  ? trace_hardirqs_on+0xbd/0x310
[  288.114413]  ? kasan_check_read+0x11/0x20
[  288.118547]  ? __run_timers+0x7da/0xc70
[  288.122514]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.127607]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.131831]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  288.136053]  __run_timers+0x7e5/0xc70
[  288.139849]  ? timer_fixup_init+0x70/0x70
[  288.143994]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.148999]  ? zap_class+0x640/0x640
[  288.152701]  ? print_usage_bug+0xc0/0xc0
[  288.156750]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  288.161942]  ? find_held_lock+0x36/0x1c0
[  288.165994]  ? zap_class+0x640/0x640
[  288.169698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.175225]  ? check_preemption_disabled+0x48/0x280
[  288.180233]  ? __lock_is_held+0xb5/0x140
[  288.184284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.189805]  ? check_preemption_disabled+0x48/0x280
[  288.194820]  run_timer_softirq+0x52/0xb0
[  288.198869]  ? rcu_read_lock_sched_held+0x14f/0x180
[  288.203874]  __do_softirq+0x308/0xb7e
[  288.207664]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  288.212145]  ? lock_downgrade+0x900/0x900
[  288.216281]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  288.221378]  ? pvclock_read_flags+0x160/0x160
[  288.225863]  ? lapic_next_event+0x5a/0x90
[  288.229998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.235528]  ? kvm_clock_read+0x18/0x30
[  288.239488]  ? kvm_sched_clock_read+0x9/0x20
[  288.243892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.249416]  ? check_preemption_disabled+0x48/0x280
[  288.254427]  irq_exit+0x17f/0x1c0
[  288.257866]  smp_apic_timer_interrupt+0x1cb/0x760
[  288.262697]  ? smp_reschedule_interrupt+0x109/0x650
[  288.267717]  ? smp_call_function_single_interrupt+0x650/0x650
[  288.273590]  ? interrupt_entry+0xb5/0xc0
[  288.277637]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.282642]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.287644]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.292474]  ? trace_hardirqs_on_caller+0x310/0x310
[  288.297482]  ? trace_hardirqs_on_caller+0x310/0x310
[  288.302503]  ? task_prio+0x50/0x50
[  288.306032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.311570]  ? check_preemption_disabled+0x48/0x280
[  288.316576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.321410]  apic_timer_interrupt+0xf/0x20
[  288.325625]  </IRQ>
[  288.327853] RIP: 0010:console_unlock+0x102f/0x1190
[  288.333264] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  288.352149] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  288.359843] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  288.367097] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  288.374350] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  288.381617] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  288.388966] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  288.396231]  ? netconsole_netdev_event+0x280/0x280
[  288.401159]  ? console_unlock+0x1026/0x1190
[  288.405485]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  288.410140]  ? vprintk_emit+0x846/0x990
[  288.414103]  ? lock_release+0xa00/0xa00
[  288.418066]  ? trace_hardirqs_on+0x70/0x310
[  288.422370]  ? vprintk_default+0x28/0x30
[  288.426419]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.431511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.437040]  vprintk_emit+0x391/0x990
[  288.440831]  ? wake_up_klogd+0x180/0x180
[  288.444884]  ? find_held_lock+0x11/0x1c0
[  288.448951]  ? mark_held_locks+0xc7/0x130
[  288.453089]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.457568]  ? _raw_spin_unlock_irq+0x27/0x80
[  288.462053]  vprintk_default+0x28/0x30
[  288.465926]  vprintk_func+0x7e/0x181
[  288.469630]  printk+0xa7/0xcf
[  288.472721]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  288.477479]  ? _raw_spin_unlock_irq+0x60/0x80
[  288.481971]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  288.487242]  dump_header+0x7cc/0xf72
[  288.490948]  ? pagefault_out_of_memory+0x197/0x197
[  288.495876]  ? percpu_ref_get_many+0x240/0x240
[  288.500456]  ? zap_class+0x640/0x640
[  288.504165]  ? print_usage_bug+0xc0/0xc0
[  288.508219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.513751]  ? find_held_lock+0x36/0x1c0
[  288.517803]  ? mark_held_locks+0xc7/0x130
[  288.521938]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.527152]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.532255]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  288.536834]  ? trace_hardirqs_on+0xbd/0x310
[  288.541139]  ? kasan_check_read+0x11/0x20
[  288.545273]  ? ___ratelimit+0x3b4/0x672
[  288.549246]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.554333]  ? trace_hardirqs_on+0x310/0x310
[  288.558730]  ? lock_downgrade+0x900/0x900
[  288.562869]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  288.567959]  ? ___ratelimit+0x3b9/0x672
[  288.571919]  ? idr_get_free+0xf70/0xf70
[  288.575898]  ? find_held_lock+0x36/0x1c0
[  288.579951]  oom_kill_process.cold.27+0x10/0x903
[  288.584690]  ? zap_class+0x640/0x640
[  288.588389]  ? check_preemption_disabled+0x48/0x280
[  288.593391]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.598305]  ? kasan_check_read+0x11/0x20
[  288.602438]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.607713]  ? oom_evaluate_task+0x540/0x540
[  288.612110]  ? find_held_lock+0x36/0x1c0
[  288.616248]  ? out_of_memory+0x974/0x1430
[  288.620388]  ? lock_downgrade+0x900/0x900
[  288.624534]  ? check_preemption_disabled+0x48/0x280
[  288.629536]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.634448]  ? kasan_check_read+0x11/0x20
[  288.638586]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.643846]  ? rcu_softirq_qs+0x20/0x20
[  288.647812]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.653335]  ? oom_evaluate_task+0x302/0x540
[  288.657734]  out_of_memory+0xa84/0x1430
[  288.661703]  ? oom_killer_disable+0x3a0/0x3a0
[  288.666196]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  288.671122]  ? __ww_mutex_check_waiters+0x160/0x160
[  288.676136]  __alloc_pages_slowpath+0x2354/0x2e10
[  288.680970]  ? do_raw_spin_trylock+0x270/0x270
[  288.685550]  ? warn_alloc+0x120/0x120
[  288.689341]  ? debug_check_no_obj_freed+0x305/0x58d
[  288.694345]  ? drain_local_pages_wq+0x40/0x40
[  288.698828]  ? __lock_acquire+0x62f/0x4c20
[  288.703050]  ? trace_hardirqs_on+0x310/0x310
[  288.707461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.712999]  ? should_fail+0x22d/0xd01
[  288.716871]  ? mark_held_locks+0x130/0x130
[  288.721091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.726183]  ? zap_class+0x640/0x640
[  288.729888]  ? trace_hardirqs_on+0x310/0x310
[  288.734285]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  288.739829]  ? __lock_is_held+0xb5/0x140
[  288.743889]  ? lock_release+0xa00/0xa00
[  288.747850]  ? perf_trace_sched_process_exec+0x860/0x860
[  288.753474]  ? __might_sleep+0x95/0x190
[  288.757438]  __alloc_pages_nodemask+0xa80/0xde0
[  288.762104]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  288.767108]  ? lock_downgrade+0x900/0x900
[  288.771244]  ? check_preemption_disabled+0x48/0x280
[  288.776250]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.781165]  ? kasan_check_read+0x11/0x20
[  288.785294]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.790559]  ? unwind_dump+0x190/0x190
[  288.794449]  ? is_bpf_text_address+0xd3/0x170
[  288.799043]  ? kernel_text_address+0x79/0xf0
[  288.803438]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  288.808976]  alloc_pages_current+0x173/0x350
[  288.813374]  depot_save_stack+0x3f1/0x470
[  288.817514]  save_stack+0xa9/0xd0
[  288.820956]  ? save_stack+0x43/0xd0
[  288.824570]  ? kasan_kmalloc+0xc7/0xe0
[  288.828449]  ? kasan_slab_alloc+0x12/0x20
[  288.832586]  ? kmem_cache_alloc_node+0x131/0x730
[  288.837326]  ? __alloc_skb+0x119/0x770
[  288.841214]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  288.845955]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  288.850953]  ? rtmsg_ifinfo+0x8c/0xa0
[  288.854742]  ? dev_close_many+0x3be/0x860
[  288.858897]  ? rollback_registered_many+0x543/0x1250
[  288.863983]  ? rollback_registered+0x1e9/0x420
[  288.868547]  ? unregister_netdevice_queue+0x321/0x5e0
[  288.873721]  ? __tun_detach+0x11b8/0x15c0
[  288.877851]  ? tun_chr_close+0xe3/0x180
[  288.881808]  ? __fput+0x385/0xa30
[  288.885255]  ? ____fput+0x15/0x20
[  288.888691]  ? task_work_run+0x1e8/0x2a0
[  288.892742]  ? do_exit+0x1ad6/0x26d0
[  288.896448]  ? do_group_exit+0x177/0x440
[  288.900493]  ? get_signal+0x8b0/0x1980
[  288.904365]  ? do_signal+0x9c/0x21c0
[  288.908075]  ? exit_to_usermode_loop+0x2e5/0x380
[  288.912818]  ? do_syscall_64+0x6be/0x820
[  288.916867]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  288.922216]  ? lock_downgrade+0x900/0x900
[  288.926353]  ? quarantine_reduce+0x163/0x1a0
[  288.930751]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.935841]  ? ___cache_free+0x2e/0x380
[  288.939810]  ? quarantine_reduce+0x189/0x1a0
[  288.944210]  ? kasan_unpoison_shadow+0x35/0x50
[  288.948780]  kasan_kmalloc+0xc7/0xe0
[  288.952609]  kasan_slab_alloc+0x12/0x20
[  288.956568]  kmem_cache_alloc_node+0x131/0x730
[  288.961133]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.966050]  __alloc_skb+0x119/0x770
[  288.969753]  ? netdev_alloc_frag+0x1f0/0x1f0
[  288.974151]  ? if_nlmsg_size+0x5d1/0xbb0
[  288.978209]  ? rtnetlink_put_metrics+0x690/0x690
[  288.982958]  ? sk_psock_stop_strp+0x120/0x120
[  288.987452]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  288.992457]  ? netif_tx_stop_all_queues+0xd9/0x110
[  288.997380]  rtmsg_ifinfo_build_skb+0x74/0x190
[  289.001950]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  289.006781]  rtmsg_ifinfo+0x8c/0xa0
[  289.010406]  dev_close_many+0x3be/0x860
[  289.014381]  ? dev_fill_metadata_dst+0x840/0x840
[  289.019123]  ? find_held_lock+0x36/0x1c0
[  289.023203]  ? __queue_work+0x671/0x1440
[  289.027250]  ? lock_downgrade+0x900/0x900
[  289.031388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.036910]  ? rtnl_is_locked+0xb5/0xf0
[  289.040872]  ? rtnl_trylock+0x20/0x20
[  289.044658]  ? do_raw_spin_unlock+0xa7/0x330
[  289.049053]  ? do_raw_spin_trylock+0x270/0x270
[  289.053627]  rollback_registered_many+0x543/0x1250
[  289.058548]  ? generic_xdp_install+0x5a0/0x5a0
[  289.063128]  ? flush_rcu_work+0x90/0x90
[  289.067096]  ? zap_class+0x640/0x640
[  289.070808]  ? print_usage_bug+0xc0/0xc0
[  289.074859]  ? print_usage_bug+0xc0/0xc0
[  289.078909]  ? zap_class+0x640/0x640
[  289.082611]  ? print_usage_bug+0xc0/0xc0
[  289.086664]  ? find_held_lock+0x36/0x1c0
[  289.090721]  ? mark_held_locks+0xc7/0x130
[  289.094857]  rollback_registered+0x1e9/0x420
[  289.099251]  ? lockdep_hardirqs_on+0x321/0x5b0
[  289.103821]  ? rollback_registered_many+0x1250/0x1250
[  289.108998]  ? trace_hardirqs_on+0xbd/0x310
[  289.113308]  ? linkwatch_schedule_work+0x150/0x170
[  289.118225]  ? trace_hardirqs_off_caller+0x310/0x310
[  289.123339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.128863]  ? rtnl_is_locked+0xb5/0xf0
[  289.132825]  ? rtnl_trylock+0x20/0x20
[  289.136615]  ? queue_delayed_work_on+0x130/0x1f0
[  289.141361]  unregister_netdevice_queue+0x321/0x5e0
[  289.146367]  ? rollback_registered+0x420/0x420
[  289.150947]  ? linkwatch_schedule_work+0x170/0x170
[  289.155866]  ? tun_setup+0x2d0/0x2d0
[  289.159568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.165306]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  289.170657]  ? __tun_detach+0x6ba/0x15c0
[  289.174711]  __tun_detach+0x11b8/0x15c0
[  289.178672]  ? __call_rcu.constprop.55+0x3ea/0x950
[  289.183584]  ? __call_rcu.constprop.55+0x3ea/0x950
[  289.188507]  ? tun_attach+0x1900/0x1900
[  289.192466]  ? trace_hardirqs_off_caller+0x310/0x310
[  289.197566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.203094]  ? check_preemption_disabled+0x48/0x280
[  289.208097]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  289.212672]  ? zap_class+0x640/0x640
[  289.216371]  ? fsnotify+0x4e5/0xf20
[  289.219988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.225511]  ? locks_remove_file+0x3c6/0x5c0
[  289.229907]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  289.235434]  ? ima_file_free+0x132/0x650
[  289.239484]  ? __lock_is_held+0xb5/0x140
[  289.243533]  ? __tun_detach+0x15c0/0x15c0
[  289.247683]  ? __tun_detach+0x15c0/0x15c0
[  289.251821]  tun_chr_close+0xe3/0x180
[  289.255612]  __fput+0x385/0xa30
[  289.258884]  ? get_max_files+0x20/0x20
[  289.262777]  ? perf_trace_sched_process_exec+0x860/0x860
[  289.268218]  ____fput+0x15/0x20
[  289.271484]  task_work_run+0x1e8/0x2a0
[  289.275358]  ? task_work_cancel+0x240/0x240
[  289.279666]  ? switch_task_namespaces+0xb8/0xd0
[  289.284331]  do_exit+0x1ad6/0x26d0
[  289.287865]  ? mm_update_next_owner+0x990/0x990
[  289.292518]  ? print_usage_bug+0xc0/0xc0
[  289.296568]  ? find_held_lock+0x36/0x1c0
[  289.300625]  ? mark_held_locks+0x130/0x130
[  289.304852]  ? __lock_acquire+0x62f/0x4c20
[  289.309072]  ? pipe_wait+0x266/0x2c0
[  289.312814]  ? lock_release+0xa00/0xa00
[  289.316781]  ? mark_held_locks+0x130/0x130
[  289.321012]  ? __mutex_lock+0x85e/0x16f0
[  289.325061]  ? __switch_to_asm+0x40/0x70
[  289.329109]  ? pipe_wait+0x266/0x2c0
[  289.332814]  ? __switch_to_asm+0x34/0x70
[  289.336863]  ? __switch_to_asm+0x40/0x70
[  289.340913]  ? mutex_trylock+0x2b0/0x2b0
[  289.344963]  ? zap_class+0x640/0x640
[  289.348677]  ? zap_class+0x640/0x640
[  289.352376]  ? find_held_lock+0x36/0x1c0
[  289.356434]  ? memset+0x31/0x40
[  289.359705]  ? find_held_lock+0x36/0x1c0
[  289.363761]  ? get_signal+0x95b/0x1980
[  289.367638]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.372118]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.376603]  do_group_exit+0x177/0x440
[  289.380493]  ? trace_hardirqs_off_caller+0x310/0x310
[  289.385584]  ? __ia32_sys_exit+0x50/0x50
[  289.389639]  get_signal+0x8b0/0x1980
[  289.393461]  ? ptrace_notify+0x130/0x130
[  289.397516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.403046]  ? pipe_read+0x702/0x940
[  289.406749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.412282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.417800]  ? __vfs_read+0x11f/0x9b0
[  289.421599]  do_signal+0x9c/0x21c0
[  289.425139]  ? fsnotify+0xf20/0xf20
[  289.428764]  ? setup_sigcontext+0x7d0/0x7d0
[  289.433076]  ? exit_to_usermode_loop+0x8c/0x380
[  289.437733]  ? exit_to_usermode_loop+0x8c/0x380
[  289.442402]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  289.446977]  ? trace_hardirqs_on+0xbd/0x310
[  289.451295]  ? do_syscall_64+0x6be/0x820
[  289.455346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.460873]  exit_to_usermode_loop+0x2e5/0x380
[  289.465442]  ? __bpf_trace_sys_exit+0x30/0x30
[  289.469932]  do_syscall_64+0x6be/0x820
[  289.473803]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  289.479161]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.484096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.488922]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.493926]  ? prepare_exit_to_usermode+0x291/0x3b0
[  289.498985]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.503819]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  289.508997] RIP: 0033:0x410fa0
[  289.512193] Code: Bad RIP value.
[  289.515544] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  289.523240] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  289.530493] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  289.537747] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  289.544999] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  289.552253] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  289.559534] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  289.559648] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.566792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.566798] Call Trace:
[  289.573335] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.582589]  <IRQ>
[  289.585147] syz-executor5 cpuset=syz5 mems_allowed=0
[  289.595611]  dump_stack+0x244/0x39d
[  289.606417]  ? dump_stack_print_info.cold.1+0x20/0x20
[  289.611602]  warn_alloc.cold.116+0xb7/0x1bd
[  289.615913]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.620742]  ? lock_downgrade+0x900/0x900
[  289.624880]  ? trace_hardirqs_off+0xb8/0x310
[  289.629277]  ? trace_hardirqs_off+0xb8/0x310
[  289.633679]  __alloc_pages_slowpath+0x26e8/0x2e10
[  289.638534]  ? warn_alloc+0x120/0x120
[  289.642322]  ? print_usage_bug+0xc0/0xc0
[  289.646375]  ? warn_alloc+0x120/0x120
[  289.650167]  ? warn_alloc+0x120/0x120
[  289.653957]  ? print_usage_bug+0xc0/0xc0
[  289.658005]  ? print_usage_bug+0xc0/0xc0
[  289.662055]  ? __lock_acquire+0x62f/0x4c20
[  289.666282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.671809]  ? should_fail+0x22d/0xd01
[  289.675690]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.680777]  ? __lock_acquire+0x62f/0x4c20
[  289.684999]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.690085]  ? __lock_acquire+0x62f/0x4c20
[  289.694306]  ? should_fail+0x22d/0xd01
[  289.698181]  ? find_held_lock+0x36/0x1c0
[  289.702232]  ? mark_held_locks+0x130/0x130
[  289.706461]  ? mark_held_locks+0x130/0x130
[  289.710684]  ? zap_class+0x640/0x640
[  289.714385]  ? zap_class+0x640/0x640
[  289.718086]  ? print_usage_bug+0xc0/0xc0
[  289.722130]  ? do_raw_spin_unlock+0xa7/0x330
[  289.726523]  ? zap_class+0x640/0x640
[  289.730244]  ? print_usage_bug+0xc0/0xc0
[  289.734289]  ? wq_watchdog_touch+0x9c/0xfe
[  289.738516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.744038]  ? check_preemption_disabled+0x48/0x280
[  289.749045]  ? __lock_is_held+0xb5/0x140
[  289.753095]  __alloc_pages_nodemask+0xa80/0xde0
[  289.757748]  ? zap_class+0x640/0x640
[  289.761451]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  289.766461]  ? find_held_lock+0x36/0x1c0
[  289.770518]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.775175]  ? lock_downgrade+0x900/0x900
[  289.779428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.784957]  cache_grow_begin+0xa5/0x8c0
[  289.789002]  ? do_raw_spin_unlock+0xa7/0x330
[  289.793402]  fallback_alloc+0x204/0x2e0
[  289.797375]  ____cache_alloc_node+0x1c7/0x1e0
[  289.801862]  kmem_cache_alloc_node+0xe3/0x730
[  289.806343]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.810585]  __alloc_skb+0x119/0x770
[  289.814284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  289.819552]  ? netdev_alloc_frag+0x1f0/0x1f0
[  289.823945]  ? lock_downgrade+0x900/0x900
[  289.828086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.833621]  ? refcount_sub_and_test_checked+0x203/0x310
[  289.839059]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  289.844495]  ? addrconf_rs_timer+0x690/0x690
[  289.848898]  ndisc_alloc_skb+0x144/0x340
[  289.852946]  ndisc_send_rs+0x331/0x6e0
[  289.856824]  addrconf_rs_timer+0x314/0x690
[  289.861047]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.865286]  call_timer_fn+0x272/0x920
[  289.869160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.873382]  ? process_timeout+0x40/0x40
[  289.877434]  ? __run_timers+0x7da/0xc70
[  289.881396]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.885876]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.890360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.894580]  ? lockdep_hardirqs_on+0x296/0x5b0
[  289.899152]  ? trace_hardirqs_on+0xbd/0x310
[  289.903469]  ? kasan_check_read+0x11/0x20
[  289.907614]  ? __run_timers+0x7da/0xc70
[  289.911581]  ? trace_hardirqs_off_caller+0x310/0x310
[  289.916688]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.920913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.925132]  __run_timers+0x7e5/0xc70
[  289.928925]  ? timer_fixup_init+0x70/0x70
[  289.933061]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.938062]  ? zap_class+0x640/0x640
[  289.941767]  ? enqueue_hrtimer+0x1a5/0x560
[  289.945991]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.951170]  ? find_held_lock+0x36/0x1c0
[  289.955221]  ? zap_class+0x640/0x640
[  289.958925]  ? pvclock_read_flags+0x160/0x160
[  289.963407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.968931]  ? check_preemption_disabled+0x48/0x280
[  289.973941]  ? __lock_is_held+0xb5/0x140
[  289.977988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.983512]  ? check_preemption_disabled+0x48/0x280
[  289.988518]  run_timer_softirq+0x52/0xb0
[  289.992563]  ? rcu_read_lock_sched_held+0x14f/0x180
[  289.997566]  __do_softirq+0x308/0xb7e
[  290.001363]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  290.005864]  ? lock_downgrade+0x900/0x900
[  290.009997]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  290.015093]  ? pvclock_read_flags+0x160/0x160
[  290.019615]  ? lapic_next_event+0x5a/0x90
[  290.023752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.029280]  ? kvm_clock_read+0x18/0x30
[  290.033256]  ? kvm_sched_clock_read+0x9/0x20
[  290.037651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.043180]  ? check_preemption_disabled+0x48/0x280
[  290.048188]  irq_exit+0x17f/0x1c0
[  290.051626]  smp_apic_timer_interrupt+0x1cb/0x760
[  290.056454]  ? smp_reschedule_interrupt+0x109/0x650
[  290.061456]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.067324]  ? interrupt_entry+0xb5/0xc0
[  290.071379]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.076379]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.081383]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.086211]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.091210]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.096211]  ? task_prio+0x50/0x50
[  290.099755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.105284]  ? check_preemption_disabled+0x48/0x280
[  290.110291]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.115232]  apic_timer_interrupt+0xf/0x20
[  290.119446]  </IRQ>
[  290.121670] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  290.127541] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  290.146525] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  290.154213] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  290.161479] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  290.168962] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  290.176215] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  290.183472] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  290.190742]  ? save_stack+0xa9/0xd0
[  290.194367]  __kmalloc_node_track_caller+0x3c/0x70
[  290.199293]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  290.204044]  pskb_expand_head+0x230/0x10f0
[  290.208265]  ? check_preemption_disabled+0x48/0x280
[  290.213270]  ? memcpy+0x45/0x50
[  290.216535]  ? __copy_skb_header+0x350/0x6b0
[  290.220931]  ? skb_release_data+0x880/0x880
[  290.225240]  ? __alloc_skb+0x770/0x770
[  290.229119]  ? __lock_is_held+0xb5/0x140
[  290.233173]  ? kasan_check_write+0x14/0x20
[  290.237399]  ? __skb_clone+0x6c7/0xa00
[  290.241280]  ? __copy_skb_header+0x6b0/0x6b0
[  290.245683]  ? kmem_cache_alloc+0x33a/0x730
[  290.249992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.255519]  skb_ensure_writable+0x3dd/0x640
[  290.259915]  ? skb_checksum_setup+0xaa0/0xaa0
[  290.264399]  ? preempt_notifier_register+0x200/0x200
[  290.269486]  ? __switch_to_asm+0x34/0x70
[  290.273532]  ? __switch_to_asm+0x34/0x70
[  290.277582]  ? __switch_to_asm+0x40/0x70
[  290.281626]  ? __switch_to_asm+0x34/0x70
[  290.285668]  ? __switch_to_asm+0x40/0x70
[  290.289712]  ? __switch_to_asm+0x40/0x70
[  290.293767]  ? __switch_to_asm+0x34/0x70
[  290.297813]  ? __switch_to_asm+0x34/0x70
[  290.301858]  ? __switch_to_asm+0x40/0x70
[  290.305903]  ? __switch_to_asm+0x34/0x70
[  290.309964]  bpf_clone_redirect+0x14a/0x490
[  290.314279]  bpf_prog_210052181be91187+0x25d/0x1000
[  290.319288]  ? __sched_text_start+0x8/0x8
[  290.323431]  ? retint_kernel+0x2d/0x2d
[  290.327303]  ? trace_hardirqs_on_caller+0xc0/0x310
[  290.332403]  ? find_held_lock+0x36/0x1c0
[  290.336461]  ? lock_acquire+0x1ed/0x520
[  290.340426]  ? bpf_test_run+0x3cb/0x780
[  290.344390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.349914]  ? check_preemption_disabled+0x48/0x280
[  290.354920]  ? kasan_check_read+0x11/0x20
[  290.359053]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.364322]  ? rcu_softirq_qs+0x20/0x20
[  290.368285]  ? preempt_schedule+0x4d/0x60
[  290.372546]  ? ___preempt_schedule+0x16/0x18
[  290.376950]  ? bpf_test_run+0x25d/0x780
[  290.380917]  ? netlink_diag_dump+0x2a0/0x2a0
[  290.385319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.390844]  ? bpf_test_init.isra.10+0x70/0x100
[  290.395502]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  290.400260]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  290.405118]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  290.410669]  ? fput+0x130/0x1a0
[  290.413936]  ? __bpf_prog_get+0x9b/0x290
[  290.417985]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  290.422811]  ? bpf_prog_test_run+0x130/0x1a0
[  290.427209]  ? __x64_sys_bpf+0x3d8/0x520
[  290.431255]  ? bpf_prog_get+0x20/0x20
[  290.435049]  ? do_syscall_64+0x142/0x820
[  290.439095]  ? do_syscall_64+0x157/0x820
[  290.443191]  ? do_syscall_64+0x1b9/0x820
[  290.447237]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  290.452589]  ? syscall_return_slowpath+0x5e0/0x5e0
[  290.457505]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.462334]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.467336]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  290.472339]  ? prepare_exit_to_usermode+0x291/0x3b0
[  290.477345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.482177]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.487539] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  290.487543] warn_alloc_show_mem: 1 callbacks suppressed
[  290.487548] Mem-Info:
[  290.494803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.500155] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  290.500155]  active_file:14 inactive_file:13 isolated_file:0
[  290.500155]  unevictable:0 dirty:0 writeback:0 unstable:0
[  290.500155]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  290.500155]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  290.500155]  free:13753 free_pcp:301 free_cma:0
[  290.502516] Call Trace:
[  290.511877] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  290.544797]  <IRQ>
[  290.547370] Node 0 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
[  290.575226]  dump_stack+0x244/0x39d
[  290.577341] lowmem_reserve[]: 0 2818 6321 6321
[  290.603430]  ? dump_stack_print_info.cold.1+0x20/0x20
[  290.607024] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  290.611595]  warn_alloc.cold.116+0xb7/0x1bd
[  290.616743] lowmem_reserve[]: 0 0 3503 3503
[  290.644567]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.648851] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  290.653153]  ? lock_downgrade+0x900/0x900
[  290.657961] lowmem_reserve[]: 0 0 0 0
[  290.687002]  ? trace_hardirqs_off+0xb8/0x310
[  290.691114] 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
[  290.694900]  ? trace_hardirqs_off+0xb8/0x310
[  290.699271] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  290.712782]  __alloc_pages_slowpath+0x26e8/0x2e10
[  290.717156] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  290.732875]  ? warn_alloc+0x120/0x120
[  290.737673] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  290.752563]  ? print_usage_bug+0xc0/0xc0
[  290.756336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  290.765145]  ? warn_alloc+0x120/0x120
[  290.769175] 4367 total pagecache pages
[  290.777727]  ? warn_alloc+0x120/0x120
[  290.781497] 0 pages in swap cache
[  290.785359]  ? print_usage_bug+0xc0/0xc0
[  290.789126] Swap cache stats: add 0, delete 0, find 0/0
[  290.792554]  ? kvm_clock_read+0x18/0x30
[  290.796589] Free swap  = 0kB
[  290.801929]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  290.805871] Total swap = 0kB
[  290.808867]  ? print_usage_bug+0xc0/0xc0
[  290.813848] 1965979 pages RAM
[  290.816844]  ? __lock_acquire+0x62f/0x4c20
[  290.820870] 0 pages HighMem/MovableOnly
[  290.820876] 342853 pages reserved
[  290.823990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.828188] 0 pages cma reserved
[  290.832139]  ? should_fail+0x22d/0xd01
[  290.835620] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.841068]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.841082]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.841097]  ? __lock_acquire+0x62f/0x4c20
[  290.844494] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.848307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.854765] syz-executor4 cpuset=syz4 mems_allowed=0
[  290.860015]  ? __lock_acquire+0x62f/0x4c20
[  290.894125]  ? should_fail+0x22d/0xd01
[  290.897995]  ? rcu_irq_exit+0x1a2/0x390
[  290.901969]  ? mark_held_locks+0x130/0x130
[  290.906204]  ? mark_held_locks+0x130/0x130
[  290.910431]  ? mark_held_locks+0xc7/0x130
[  290.914564]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  290.919581]  ? zap_class+0x640/0x640
[  290.923285]  ? print_usage_bug+0xc0/0xc0
[  290.927337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.932863]  ? check_preemption_disabled+0x48/0x280
[  290.937876]  ? __lock_is_held+0xb5/0x140
[  290.941929]  __alloc_pages_nodemask+0xa80/0xde0
[  290.946585]  ? zap_class+0x640/0x640
[  290.950288]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  290.955303]  ? find_held_lock+0x36/0x1c0
[  290.959356]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.964014]  ? lock_downgrade+0x900/0x900
[  290.968166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.973694]  cache_grow_begin+0xa5/0x8c0
[  290.977743]  ? do_raw_spin_unlock+0xa7/0x330
[  290.982141]  fallback_alloc+0x204/0x2e0
[  290.986109]  ____cache_alloc_node+0x1c7/0x1e0
[  290.990597]  kmem_cache_alloc_node+0xe3/0x730
[  290.995084]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.999314]  __alloc_skb+0x119/0x770
[  291.003019]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.008300]  ? netdev_alloc_frag+0x1f0/0x1f0
[  291.012699]  ? lock_downgrade+0x900/0x900
[  291.016840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.022376]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.027818]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.033261]  ? addrconf_rs_timer+0x690/0x690
[  291.037663]  ndisc_alloc_skb+0x144/0x340
[  291.041712]  ndisc_send_rs+0x331/0x6e0
[  291.045592]  addrconf_rs_timer+0x314/0x690
[  291.049816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.054060]  call_timer_fn+0x272/0x920
[  291.057936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.062157]  ? process_timeout+0x40/0x40
[  291.066212]  ? mark_held_locks+0xc7/0x130
[  291.070347]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.074826]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.079306]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.083532]  ? lockdep_hardirqs_on+0x296/0x5b0
[  291.088099]  ? trace_hardirqs_on+0xbd/0x310
[  291.092417]  ? kasan_check_read+0x11/0x20
[  291.096551]  ? __run_timers+0x7da/0xc70
[  291.100511]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.105605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.109828]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.114051]  __run_timers+0x7e5/0xc70
[  291.117842]  ? timer_fixup_init+0x70/0x70
[  291.121975]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.126984]  ? zap_class+0x640/0x640
[  291.130690]  ? print_usage_bug+0xc0/0xc0
[  291.134739]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.139920]  ? find_held_lock+0x36/0x1c0
[  291.143968]  ? zap_class+0x640/0x640
[  291.147675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.153200]  ? check_preemption_disabled+0x48/0x280
[  291.158230]  ? __lock_is_held+0xb5/0x140
[  291.162919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.168469]  ? check_preemption_disabled+0x48/0x280
[  291.173477]  run_timer_softirq+0x52/0xb0
[  291.177525]  ? rcu_read_lock_sched_held+0x14f/0x180
[  291.182527]  __do_softirq+0x308/0xb7e
[  291.186333]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  291.190813]  ? lock_downgrade+0x900/0x900
[  291.194951]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  291.200053]  ? pvclock_read_flags+0x160/0x160
[  291.204547]  ? lapic_next_event+0x5a/0x90
[  291.208682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.214210]  ? kvm_clock_read+0x18/0x30
[  291.218178]  ? kvm_sched_clock_read+0x9/0x20
[  291.222593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.228120]  ? check_preemption_disabled+0x48/0x280
[  291.233129]  irq_exit+0x17f/0x1c0
[  291.236569]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.241397]  ? smp_reschedule_interrupt+0x109/0x650
[  291.246396]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.252282]  ? interrupt_entry+0xb5/0xc0
[  291.256330]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.261334]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.266340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.271167]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.276167]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.281167]  ? task_prio+0x50/0x50
[  291.284697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.290229]  ? check_preemption_disabled+0x48/0x280
[  291.295242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.300103]  apic_timer_interrupt+0xf/0x20
[  291.304330]  </IRQ>
[  291.306564] RIP: 0010:console_unlock+0x102f/0x1190
[  291.311480] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  291.330379] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  291.338076] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  291.345328] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  291.352585] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  291.359841] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  291.367095] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  291.374749]  ? netconsole_netdev_event+0x280/0x280
[  291.379666]  ? console_unlock+0x1026/0x1190
[  291.383993]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  291.388645]  ? vprintk_emit+0x846/0x990
[  291.392610]  ? lock_release+0xa00/0xa00
[  291.396570]  ? trace_hardirqs_on+0x70/0x310
[  291.400876]  ? vprintk_default+0x28/0x30
[  291.404925]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.410013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.415540]  vprintk_emit+0x391/0x990
[  291.419333]  ? wake_up_klogd+0x180/0x180
[  291.423384]  ? find_held_lock+0x11/0x1c0
[  291.427438]  ? mark_held_locks+0xc7/0x130
[  291.431571]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.436063]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.440544]  vprintk_default+0x28/0x30
[  291.444418]  vprintk_func+0x7e/0x181
[  291.448117]  printk+0xa7/0xcf
[  291.451214]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  291.455957]  ? _raw_spin_unlock_irq+0x60/0x80
[  291.460465]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  291.465746]  dump_header+0x7cc/0xf72
[  291.469452]  ? pagefault_out_of_memory+0x197/0x197
[  291.474377]  ? percpu_ref_get_many+0x240/0x240
[  291.478973]  ? zap_class+0x640/0x640
[  291.482678]  ? print_usage_bug+0xc0/0xc0
[  291.486728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.492252]  ? find_held_lock+0x36/0x1c0
[  291.496304]  ? mark_held_locks+0xc7/0x130
[  291.500440]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  291.505528]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  291.510620]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  291.515187]  ? trace_hardirqs_on+0xbd/0x310
[  291.519511]  ? kasan_check_read+0x11/0x20
[  291.523657]  ? ___ratelimit+0x3b4/0x672
[  291.527618]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.532707]  ? trace_hardirqs_on+0x310/0x310
[  291.537102]  ? lock_downgrade+0x900/0x900
[  291.541241]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  291.546328]  ? ___ratelimit+0x3b9/0x672
[  291.550291]  ? idr_get_free+0xf70/0xf70
[  291.554253]  ? find_held_lock+0x36/0x1c0
[  291.558311]  oom_kill_process.cold.27+0x10/0x903
[  291.563057]  ? zap_class+0x640/0x640
[  291.566755]  ? check_preemption_disabled+0x48/0x280
[  291.571763]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.576677]  ? kasan_check_read+0x11/0x20
[  291.580823]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.586087]  ? oom_evaluate_task+0x540/0x540
[  291.590503]  ? find_held_lock+0x36/0x1c0
[  291.594561]  ? out_of_memory+0x974/0x1430
[  291.598696]  ? lock_downgrade+0x900/0x900
[  291.602833]  ? check_preemption_disabled+0x48/0x280
[  291.607836]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.612751]  ? kasan_check_read+0x11/0x20
[  291.616882]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.622145]  ? rcu_softirq_qs+0x20/0x20
[  291.626109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.631631]  ? oom_evaluate_task+0x302/0x540
[  291.636032]  out_of_memory+0xa84/0x1430
[  291.639999]  ? oom_killer_disable+0x3a0/0x3a0
[  291.644484]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  291.649400]  ? __ww_mutex_check_waiters+0x160/0x160
[  291.654414]  __alloc_pages_slowpath+0x2354/0x2e10
[  291.659252]  ? do_raw_spin_trylock+0x270/0x270
[  291.663832]  ? warn_alloc+0x120/0x120
[  291.667626]  ? debug_check_no_obj_freed+0x305/0x58d
[  291.672629]  ? drain_local_pages_wq+0x40/0x40
[  291.677113]  ? __lock_acquire+0x62f/0x4c20
[  291.681337]  ? trace_hardirqs_on+0x310/0x310
[  291.685738]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.691262]  ? should_fail+0x22d/0xd01
[  291.695139]  ? mark_held_locks+0x130/0x130
[  291.699359]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.704447]  ? zap_class+0x640/0x640
[  291.708158]  ? trace_hardirqs_on+0x310/0x310
[  291.712562]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  291.718090]  ? __lock_is_held+0xb5/0x140
[  291.722144]  ? lock_release+0xa00/0xa00
[  291.726103]  ? perf_trace_sched_process_exec+0x860/0x860
[  291.731548]  ? __might_sleep+0x95/0x190
[  291.735530]  __alloc_pages_nodemask+0xa80/0xde0
[  291.740208]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  291.745211]  ? lock_downgrade+0x900/0x900
[  291.749345]  ? check_preemption_disabled+0x48/0x280
[  291.754348]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.759261]  ? kasan_check_read+0x11/0x20
[  291.763397]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.768664]  ? unwind_dump+0x190/0x190
[  291.772553]  ? is_bpf_text_address+0xd3/0x170
[  291.777036]  ? kernel_text_address+0x79/0xf0
[  291.781434]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  291.786964]  alloc_pages_current+0x173/0x350
[  291.791370]  depot_save_stack+0x3f1/0x470
[  291.795511]  save_stack+0xa9/0xd0
[  291.798956]  ? save_stack+0x43/0xd0
[  291.802566]  ? kasan_kmalloc+0xc7/0xe0
[  291.806439]  ? kasan_slab_alloc+0x12/0x20
[  291.810571]  ? kmem_cache_alloc_node+0x131/0x730
[  291.815314]  ? __alloc_skb+0x119/0x770
[  291.819194]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  291.823939]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  291.828942]  ? rtmsg_ifinfo+0x8c/0xa0
[  291.832732]  ? dev_close_many+0x3be/0x860
[  291.836863]  ? rollback_registered_many+0x543/0x1250
[  291.841951]  ? rollback_registered+0x1e9/0x420
[  291.846535]  ? unregister_netdevice_queue+0x321/0x5e0
[  291.851713]  ? __tun_detach+0x11b8/0x15c0
[  291.855854]  ? tun_chr_close+0xe3/0x180
[  291.859813]  ? __fput+0x385/0xa30
[  291.863253]  ? ____fput+0x15/0x20
[  291.866693]  ? task_work_run+0x1e8/0x2a0
[  291.870745]  ? do_exit+0x1ad6/0x26d0
[  291.874449]  ? do_group_exit+0x177/0x440
[  291.878495]  ? get_signal+0x8b0/0x1980
[  291.882373]  ? do_signal+0x9c/0x21c0
[  291.886079]  ? exit_to_usermode_loop+0x2e5/0x380
[  291.890819]  ? do_syscall_64+0x6be/0x820
[  291.894865]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  291.900218]  ? lock_downgrade+0x900/0x900
[  291.904380]  ? quarantine_reduce+0x163/0x1a0
[  291.908791]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.913895]  ? ___cache_free+0x2e/0x380
[  291.917866]  ? quarantine_reduce+0x189/0x1a0
[  291.922269]  ? kasan_unpoison_shadow+0x35/0x50
[  291.926841]  kasan_kmalloc+0xc7/0xe0
[  291.930547]  kasan_slab_alloc+0x12/0x20
[  291.934523]  kmem_cache_alloc_node+0x131/0x730
[  291.939093]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  291.944013]  __alloc_skb+0x119/0x770
[  291.947715]  ? netdev_alloc_frag+0x1f0/0x1f0
[  291.952112]  ? if_nlmsg_size+0x5d1/0xbb0
[  291.956169]  ? rtnetlink_put_metrics+0x690/0x690
[  291.960917]  ? sk_psock_stop_strp+0x120/0x120
[  291.965489]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  291.970492]  ? netif_tx_stop_all_queues+0xd9/0x110
[  291.975411]  rtmsg_ifinfo_build_skb+0x74/0x190
[  291.979985]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  291.984822]  rtmsg_ifinfo+0x8c/0xa0
[  291.988439]  dev_close_many+0x3be/0x860
[  291.992409]  ? dev_fill_metadata_dst+0x840/0x840
[  291.997150]  ? find_held_lock+0x36/0x1c0
[  292.001208]  ? __queue_work+0x671/0x1440
[  292.005264]  ? lock_downgrade+0x900/0x900
[  292.009403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.014939]  ? rtnl_is_locked+0xb5/0xf0
[  292.018898]  ? rtnl_trylock+0x20/0x20
[  292.022685]  ? do_raw_spin_unlock+0xa7/0x330
[  292.027080]  ? do_raw_spin_trylock+0x270/0x270
[  292.031652]  rollback_registered_many+0x543/0x1250
[  292.036583]  ? generic_xdp_install+0x5a0/0x5a0
[  292.041175]  ? flush_rcu_work+0x90/0x90
[  292.045139]  ? zap_class+0x640/0x640
[  292.048846]  ? print_usage_bug+0xc0/0xc0
[  292.052895]  ? print_usage_bug+0xc0/0xc0
[  292.056945]  ? zap_class+0x640/0x640
[  292.060645]  ? print_usage_bug+0xc0/0xc0
[  292.064691]  ? find_held_lock+0x36/0x1c0
[  292.068749]  ? mark_held_locks+0xc7/0x130
[  292.072886]  rollback_registered+0x1e9/0x420
[  292.077295]  ? lockdep_hardirqs_on+0x321/0x5b0
[  292.081865]  ? rollback_registered_many+0x1250/0x1250
[  292.087040]  ? trace_hardirqs_on+0xbd/0x310
[  292.091348]  ? linkwatch_schedule_work+0x150/0x170
[  292.096263]  ? trace_hardirqs_off_caller+0x310/0x310
[  292.101352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.106875]  ? rtnl_is_locked+0xb5/0xf0
[  292.110835]  ? rtnl_trylock+0x20/0x20
[  292.114625]  ? queue_delayed_work_on+0x130/0x1f0
[  292.119373]  unregister_netdevice_queue+0x321/0x5e0
[  292.124379]  ? rollback_registered+0x420/0x420
[  292.129067]  ? linkwatch_schedule_work+0x170/0x170
[  292.133984]  ? tun_setup+0x2d0/0x2d0
[  292.137684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.143209]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  292.148578]  ? __tun_detach+0x6ba/0x15c0
[  292.152631]  __tun_detach+0x11b8/0x15c0
[  292.156591]  ? __call_rcu.constprop.55+0x3ea/0x950
[  292.161509]  ? __call_rcu.constprop.55+0x3ea/0x950
[  292.166429]  ? tun_attach+0x1900/0x1900
[  292.170391]  ? trace_hardirqs_off_caller+0x310/0x310
[  292.175481]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.181023]  ? check_preemption_disabled+0x48/0x280
[  292.186025]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  292.190614]  ? zap_class+0x640/0x640
[  292.194316]  ? fsnotify+0x4e5/0xf20
[  292.197930]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.203450]  ? locks_remove_file+0x3c6/0x5c0
[  292.207843]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  292.213367]  ? ima_file_free+0x132/0x650
[  292.217422]  ? __lock_is_held+0xb5/0x140
[  292.221472]  ? __tun_detach+0x15c0/0x15c0
[  292.225609]  ? __tun_detach+0x15c0/0x15c0
[  292.229749]  tun_chr_close+0xe3/0x180
[  292.233538]  __fput+0x385/0xa30
[  292.236809]  ? get_max_files+0x20/0x20
[  292.240692]  ? perf_trace_sched_process_exec+0x860/0x860
[  292.246154]  ____fput+0x15/0x20
[  292.249420]  task_work_run+0x1e8/0x2a0
[  292.253298]  ? task_work_cancel+0x240/0x240
[  292.257605]  ? switch_task_namespaces+0xb8/0xd0
[  292.262352]  do_exit+0x1ad6/0x26d0
[  292.265888]  ? mm_update_next_owner+0x990/0x990
[  292.270549]  ? print_usage_bug+0xc0/0xc0
[  292.274596]  ? find_held_lock+0x36/0x1c0
[  292.278652]  ? mark_held_locks+0x130/0x130
[  292.282876]  ? __lock_acquire+0x62f/0x4c20
[  292.287100]  ? pipe_wait+0x266/0x2c0
[  292.290808]  ? lock_release+0xa00/0xa00
[  292.294777]  ? mark_held_locks+0x130/0x130
[  292.299006]  ? __mutex_lock+0x85e/0x16f0
[  292.303054]  ? __switch_to_asm+0x40/0x70
[  292.307098]  ? pipe_wait+0x266/0x2c0
[  292.310796]  ? __switch_to_asm+0x34/0x70
[  292.314955]  ? __switch_to_asm+0x40/0x70
[  292.319024]  ? mutex_trylock+0x2b0/0x2b0
[  292.323070]  ? zap_class+0x640/0x640
[  292.326785]  ? zap_class+0x640/0x640
[  292.330987]  ? find_held_lock+0x36/0x1c0
[  292.335044]  ? memset+0x31/0x40
[  292.338318]  ? find_held_lock+0x36/0x1c0
[  292.342374]  ? get_signal+0x95b/0x1980
[  292.346252]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.350732]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.355222]  do_group_exit+0x177/0x440
[  292.359096]  ? trace_hardirqs_off_caller+0x310/0x310
[  292.364186]  ? __ia32_sys_exit+0x50/0x50
[  292.368242]  get_signal+0x8b0/0x1980
[  292.371964]  ? ptrace_notify+0x130/0x130
[  292.376016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.381544]  ? pipe_read+0x702/0x940
[  292.385247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.390788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.396315]  ? __vfs_read+0x11f/0x9b0
[  292.400107]  do_signal+0x9c/0x21c0
[  292.403642]  ? fsnotify+0xf20/0xf20
[  292.407259]  ? setup_sigcontext+0x7d0/0x7d0
[  292.411571]  ? exit_to_usermode_loop+0x8c/0x380
[  292.416234]  ? exit_to_usermode_loop+0x8c/0x380
[  292.420895]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  292.425463]  ? trace_hardirqs_on+0xbd/0x310
[  292.429773]  ? do_syscall_64+0x6be/0x820
[  292.433829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.439356]  exit_to_usermode_loop+0x2e5/0x380
[  292.443929]  ? __bpf_trace_sys_exit+0x30/0x30
[  292.448418]  do_syscall_64+0x6be/0x820
[  292.452294]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  292.457647]  ? syscall_return_slowpath+0x5e0/0x5e0
[  292.462561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.467390]  ? trace_hardirqs_on_caller+0x310/0x310
[  292.472397]  ? prepare_exit_to_usermode+0x291/0x3b0
[  292.477407]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.482244]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  292.487426] RIP: 0033:0x410fa0
[  292.490622] Code: Bad RIP value.
[  292.493969] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  292.501662] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  292.508917] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  292.516171] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  292.523423] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  292.530690] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  292.537967] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  292.538040] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.545231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.545235] Call Trace:
[  292.545240]  <IRQ>
[  292.545255]  dump_stack+0x244/0x39d
[  292.545271]  ? dump_stack_print_info.cold.1+0x20/0x20
[  292.551799] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.561159]  warn_alloc.cold.116+0xb7/0x1bd
[  292.563707] syz-executor5 cpuset=syz5 mems_allowed=0
[  292.565839]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.599283]  ? lock_downgrade+0x900/0x900
[  292.603421]  ? trace_hardirqs_off+0xb8/0x310
[  292.607819]  ? trace_hardirqs_off+0xb8/0x310
[  292.612218]  __alloc_pages_slowpath+0x26e8/0x2e10
[  292.617076]  ? warn_alloc+0x120/0x120
[  292.620866]  ? print_usage_bug+0xc0/0xc0
[  292.624916]  ? warn_alloc+0x120/0x120
[  292.628704]  ? warn_alloc+0x120/0x120
[  292.632490]  ? print_usage_bug+0xc0/0xc0
[  292.636541]  ? print_usage_bug+0xc0/0xc0
[  292.640588]  ? __lock_acquire+0x62f/0x4c20
[  292.644810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.650336]  ? should_fail+0x22d/0xd01
[  292.654224]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.659312]  ? __lock_acquire+0x62f/0x4c20
[  292.663538]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.668639]  ? __lock_acquire+0x62f/0x4c20
[  292.672858]  ? should_fail+0x22d/0xd01
[  292.676733]  ? find_held_lock+0x36/0x1c0
[  292.680788]  ? mark_held_locks+0x130/0x130
[  292.685009]  ? mark_held_locks+0x130/0x130
[  292.689225]  ? zap_class+0x640/0x640
[  292.692928]  ? zap_class+0x640/0x640
[  292.696720]  ? print_usage_bug+0xc0/0xc0
[  292.700765]  ? do_raw_spin_unlock+0xa7/0x330
[  292.705161]  ? zap_class+0x640/0x640
[  292.708862]  ? print_usage_bug+0xc0/0xc0
[  292.712907]  ? wq_watchdog_touch+0x9c/0xfe
[  292.717130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.722652]  ? check_preemption_disabled+0x48/0x280
[  292.727761]  ? __lock_is_held+0xb5/0x140
[  292.731813]  __alloc_pages_nodemask+0xa80/0xde0
[  292.736467]  ? zap_class+0x640/0x640
[  292.740172]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  292.745182]  ? find_held_lock+0x36/0x1c0
[  292.749263]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.753920]  ? lock_downgrade+0x900/0x900
[  292.758056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.763603]  cache_grow_begin+0xa5/0x8c0
[  292.767647]  ? do_raw_spin_unlock+0xa7/0x330
[  292.772045]  fallback_alloc+0x204/0x2e0
[  292.776009]  ____cache_alloc_node+0x1c7/0x1e0
[  292.780496]  kmem_cache_alloc_node+0xe3/0x730
[  292.784978]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.789209]  __alloc_skb+0x119/0x770
[  292.792911]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  292.798176]  ? netdev_alloc_frag+0x1f0/0x1f0
[  292.802573]  ? lock_downgrade+0x900/0x900
[  292.806712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.812236]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.817677]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.823114]  ? addrconf_rs_timer+0x690/0x690
[  292.827515]  ndisc_alloc_skb+0x144/0x340
[  292.831564]  ndisc_send_rs+0x331/0x6e0
[  292.835441]  addrconf_rs_timer+0x314/0x690
[  292.839667]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.843903]  call_timer_fn+0x272/0x920
[  292.847783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.852004]  ? process_timeout+0x40/0x40
[  292.856059]  ? __run_timers+0x7da/0xc70
[  292.860025]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.864517]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.869011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.873230]  ? lockdep_hardirqs_on+0x296/0x5b0
[  292.877799]  ? trace_hardirqs_on+0xbd/0x310
[  292.882109]  ? kasan_check_read+0x11/0x20
[  292.886240]  ? __run_timers+0x7da/0xc70
[  292.890203]  ? trace_hardirqs_off_caller+0x310/0x310
[  292.895293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.899516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.903733]  __run_timers+0x7e5/0xc70
[  292.907525]  ? timer_fixup_init+0x70/0x70
[  292.911661]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.916662]  ? zap_class+0x640/0x640
[  292.920369]  ? enqueue_hrtimer+0x1a5/0x560
[  292.924591]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  292.929768]  ? find_held_lock+0x36/0x1c0
[  292.933836]  ? zap_class+0x640/0x640
[  292.937539]  ? pvclock_read_flags+0x160/0x160
[  292.942020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.947541]  ? check_preemption_disabled+0x48/0x280
[  292.952545]  ? __lock_is_held+0xb5/0x140
[  292.956591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.962115]  ? check_preemption_disabled+0x48/0x280
[  292.967121]  run_timer_softirq+0x52/0xb0
[  292.971168]  ? rcu_read_lock_sched_held+0x14f/0x180
[  292.976268]  __do_softirq+0x308/0xb7e
[  292.980056]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  292.984539]  ? lock_downgrade+0x900/0x900
[  292.988674]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  292.993767]  ? pvclock_read_flags+0x160/0x160
[  292.998252]  ? lapic_next_event+0x5a/0x90
[  293.002404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.007933]  ? kvm_clock_read+0x18/0x30
[  293.011895]  ? kvm_sched_clock_read+0x9/0x20
[  293.016289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.021815]  ? check_preemption_disabled+0x48/0x280
[  293.026822]  irq_exit+0x17f/0x1c0
[  293.030266]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.035095]  ? smp_reschedule_interrupt+0x109/0x650
[  293.040101]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.045987]  ? interrupt_entry+0xb5/0xc0
[  293.050037]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.055042]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.060053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.064895]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.069904]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.074911]  ? task_prio+0x50/0x50
[  293.078438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.083959]  ? check_preemption_disabled+0x48/0x280
[  293.088966]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.093798]  apic_timer_interrupt+0xf/0x20
[  293.098009]  </IRQ>
[  293.100236] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  293.106108] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  293.125001] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  293.132692] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  293.140040] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  293.147299] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  293.154557] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  293.162098] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  293.169378]  ? save_stack+0xa9/0xd0
[  293.173004]  __kmalloc_node_track_caller+0x3c/0x70
[  293.177931]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  293.182773]  pskb_expand_head+0x230/0x10f0
[  293.186992]  ? check_preemption_disabled+0x48/0x280
[  293.191995]  ? memcpy+0x45/0x50
[  293.195265]  ? __copy_skb_header+0x350/0x6b0
[  293.199660]  ? skb_release_data+0x880/0x880
[  293.203965]  ? __alloc_skb+0x770/0x770
[  293.207845]  ? __lock_is_held+0xb5/0x140
[  293.211896]  ? kasan_check_write+0x14/0x20
[  293.216117]  ? __skb_clone+0x6c7/0xa00
[  293.219995]  ? __copy_skb_header+0x6b0/0x6b0
[  293.224400]  ? kmem_cache_alloc+0x33a/0x730
[  293.228712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.234238]  skb_ensure_writable+0x3dd/0x640
[  293.238634]  ? skb_checksum_setup+0xaa0/0xaa0
[  293.243122]  ? preempt_notifier_register+0x200/0x200
[  293.248208]  ? __switch_to_asm+0x34/0x70
[  293.252269]  ? __switch_to_asm+0x34/0x70
[  293.256320]  ? __switch_to_asm+0x40/0x70
[  293.260366]  ? __switch_to_asm+0x34/0x70
[  293.264412]  ? __switch_to_asm+0x40/0x70
[  293.268458]  ? __switch_to_asm+0x40/0x70
[  293.272504]  ? __switch_to_asm+0x34/0x70
[  293.276545]  ? __switch_to_asm+0x34/0x70
[  293.280590]  ? __switch_to_asm+0x40/0x70
[  293.284635]  ? __switch_to_asm+0x34/0x70
[  293.288687]  bpf_clone_redirect+0x14a/0x490
[  293.293003]  bpf_prog_210052181be91187+0x25d/0x1000
[  293.298101]  ? __sched_text_start+0x8/0x8
[  293.302242]  ? retint_kernel+0x2d/0x2d
[  293.306123]  ? trace_hardirqs_on_caller+0xc0/0x310
[  293.311047]  ? find_held_lock+0x36/0x1c0
[  293.315103]  ? lock_acquire+0x1ed/0x520
[  293.319074]  ? bpf_test_run+0x3cb/0x780
[  293.323032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.328559]  ? check_preemption_disabled+0x48/0x280
[  293.333564]  ? kasan_check_read+0x11/0x20
[  293.337699]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.342955]  ? rcu_softirq_qs+0x20/0x20
[  293.346926]  ? preempt_schedule+0x4d/0x60
[  293.351077]  ? ___preempt_schedule+0x16/0x18
[  293.355479]  ? bpf_test_run+0x25d/0x780
[  293.359447]  ? netlink_diag_dump+0x2a0/0x2a0
[  293.363846]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.370040]  ? bpf_test_init.isra.10+0x70/0x100
[  293.374701]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  293.379572]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  293.384399]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  293.389934]  ? fput+0x130/0x1a0
[  293.393208]  ? __bpf_prog_get+0x9b/0x290
[  293.397269]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  293.402102]  ? bpf_prog_test_run+0x130/0x1a0
[  293.406501]  ? __x64_sys_bpf+0x3d8/0x520
[  293.410549]  ? bpf_prog_get+0x20/0x20
[  293.414342]  ? do_syscall_64+0x142/0x820
[  293.418389]  ? do_syscall_64+0x157/0x820
[  293.422439]  ? do_syscall_64+0x1b9/0x820
[  293.426486]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  293.431836]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.436748]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.441579]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.446585]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  293.451590]  ? prepare_exit_to_usermode+0x291/0x3b0
[  293.456605]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.461436]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.466814] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  293.466818] warn_alloc_show_mem: 1 callbacks suppressed
[  293.466823] Mem-Info:
[  293.474077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.479432] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  293.479432]  active_file:14 inactive_file:13 isolated_file:0
[  293.479432]  unevictable:0 dirty:0 writeback:0 unstable:0
[  293.479432]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  293.479432]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  293.479432]  free:13753 free_pcp:301 free_cma:0
[  293.481796] Call Trace:
[  293.491155] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  293.524074]  <IRQ>
[  293.526632] Node 0 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
[  293.554370]  dump_stack+0x244/0x39d
[  293.556486] lowmem_reserve[]: 0 2818 6321 6321
[  293.582575]  ? dump_stack_print_info.cold.1+0x20/0x20
[  293.586175] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  293.590747]  warn_alloc.cold.116+0xb7/0x1bd
[  293.595890] lowmem_reserve[]: 0 0 3503 3503
[  293.623912]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.628197] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  293.632499]  ? lock_downgrade+0x900/0x900
[  293.637306] lowmem_reserve[]: 0 0 0 0
[  293.666348]  ? trace_hardirqs_off+0xb8/0x310
[  293.670460] 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
[  293.674263]  ? trace_hardirqs_off+0xb8/0x310
[  293.678636] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  293.692145]  __alloc_pages_slowpath+0x26e8/0x2e10
[  293.696518] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  293.712209]  ? warn_alloc+0x120/0x120
[  293.717008] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  293.731889]  ? print_usage_bug+0xc0/0xc0
[  293.735660] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  293.744554]  ? warn_alloc+0x120/0x120
[  293.748582] 4367 total pagecache pages
[  293.757138]  ? warn_alloc+0x120/0x120
[  293.760921] 0 pages in swap cache
[  293.764787]  ? print_usage_bug+0xc0/0xc0
[  293.768560] Swap cache stats: add 0, delete 0, find 0/0
[  293.771992]  ? kvm_clock_read+0x18/0x30
[  293.776028] Free swap  = 0kB
[  293.781371]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  293.785311] Total swap = 0kB
[  293.788308]  ? print_usage_bug+0xc0/0xc0
[  293.793293] 1965979 pages RAM
[  293.796292]  ? __lock_acquire+0x62f/0x4c20
[  293.800321] 0 pages HighMem/MovableOnly
[  293.803410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.807608] 342853 pages reserved
[  293.811587]  ? should_fail+0x22d/0xd01
[  293.817083] 0 pages cma reserved
[  293.817152] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  293.820518]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.820549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.820563]  ? __lock_acquire+0x62f/0x4c20
[  293.824565] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  293.827781]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.834239] syz-executor4 cpuset=syz4 mems_allowed=0
[  293.839491]  ? __lock_acquire+0x62f/0x4c20
[  293.839504]  ? should_fail+0x22d/0xd01
[  293.877470]  ? rcu_irq_exit+0x1a2/0x390
[  293.881453]  ? mark_held_locks+0x130/0x130
[  293.885677]  ? mark_held_locks+0x130/0x130
[  293.889903]  ? mark_held_locks+0xc7/0x130
[  293.894039]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  293.899038]  ? zap_class+0x640/0x640
[  293.902737]  ? print_usage_bug+0xc0/0xc0
[  293.906807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.912333]  ? check_preemption_disabled+0x48/0x280
[  293.917341]  ? __lock_is_held+0xb5/0x140
[  293.921391]  __alloc_pages_nodemask+0xa80/0xde0
[  293.926043]  ? zap_class+0x640/0x640
[  293.929749]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  293.934764]  ? find_held_lock+0x36/0x1c0
[  293.938820]  ? ____cache_alloc_node+0x1c7/0x1e0
[  293.943477]  ? lock_downgrade+0x900/0x900
[  293.947618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.953148]  cache_grow_begin+0xa5/0x8c0
[  293.957198]  ? do_raw_spin_unlock+0xa7/0x330
[  293.961596]  fallback_alloc+0x204/0x2e0
[  293.965564]  ____cache_alloc_node+0x1c7/0x1e0
[  293.970050]  kmem_cache_alloc_node+0xe3/0x730
[  293.974533]  ? ipv6_get_ifaddr+0x42e/0x620
[  293.978764]  __alloc_skb+0x119/0x770
[  293.982473]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.987742]  ? netdev_alloc_frag+0x1f0/0x1f0
[  293.992141]  ? lock_downgrade+0x900/0x900
[  293.996280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.001806]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.007258]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.012693]  ? addrconf_rs_timer+0x690/0x690
[  294.017107]  ndisc_alloc_skb+0x144/0x340
[  294.021157]  ndisc_send_rs+0x331/0x6e0
[  294.025039]  addrconf_rs_timer+0x314/0x690
[  294.029264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.033500]  call_timer_fn+0x272/0x920
[  294.037371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.041594]  ? process_timeout+0x40/0x40
[  294.045650]  ? mark_held_locks+0xc7/0x130
[  294.049790]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.054276]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.058759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.062991]  ? lockdep_hardirqs_on+0x296/0x5b0
[  294.067564]  ? trace_hardirqs_on+0xbd/0x310
[  294.071869]  ? kasan_check_read+0x11/0x20
[  294.076002]  ? __run_timers+0x7da/0xc70
[  294.079966]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.085065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.089292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.093524]  __run_timers+0x7e5/0xc70
[  294.097317]  ? timer_fixup_init+0x70/0x70
[  294.101452]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.106453]  ? zap_class+0x640/0x640
[  294.110155]  ? print_usage_bug+0xc0/0xc0
[  294.114203]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  294.119400]  ? find_held_lock+0x36/0x1c0
[  294.123453]  ? zap_class+0x640/0x640
[  294.127161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.132682]  ? check_preemption_disabled+0x48/0x280
[  294.137689]  ? __lock_is_held+0xb5/0x140
[  294.141745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.147268]  ? check_preemption_disabled+0x48/0x280
[  294.152284]  run_timer_softirq+0x52/0xb0
[  294.156333]  ? rcu_read_lock_sched_held+0x14f/0x180
[  294.161336]  __do_softirq+0x308/0xb7e
[  294.165140]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  294.169623]  ? lock_downgrade+0x900/0x900
[  294.173759]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  294.178856]  ? pvclock_read_flags+0x160/0x160
[  294.183342]  ? lapic_next_event+0x5a/0x90
[  294.187477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.193001]  ? kvm_clock_read+0x18/0x30
[  294.196968]  ? kvm_sched_clock_read+0x9/0x20
[  294.201363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.206883]  ? check_preemption_disabled+0x48/0x280
[  294.211904]  irq_exit+0x17f/0x1c0
[  294.215343]  smp_apic_timer_interrupt+0x1cb/0x760
[  294.220179]  ? smp_reschedule_interrupt+0x109/0x650
[  294.225182]  ? smp_call_function_single_interrupt+0x650/0x650
[  294.231054]  ? interrupt_entry+0xb5/0xc0
[  294.235114]  ? trace_hardirqs_off_caller+0xbb/0x310
[  294.240117]  ? trace_hardirqs_off_caller+0xbb/0x310
[  294.245118]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.250044]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.255048]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.260051]  ? task_prio+0x50/0x50
[  294.263579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.269101]  ? check_preemption_disabled+0x48/0x280
[  294.274107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.278940]  apic_timer_interrupt+0xf/0x20
[  294.283159]  </IRQ>
[  294.285385] RIP: 0010:console_unlock+0x102f/0x1190
[  294.290306] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  294.309189] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  294.316883] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  294.324136] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  294.331923] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  294.339185] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  294.346446] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  294.353716]  ? netconsole_netdev_event+0x280/0x280
[  294.358813]  ? console_unlock+0x1026/0x1190
[  294.363145]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  294.367811]  ? vprintk_emit+0x846/0x990
[  294.371774]  ? lock_release+0xa00/0xa00
[  294.375736]  ? trace_hardirqs_on+0x70/0x310
[  294.380044]  ? vprintk_default+0x28/0x30
[  294.384092]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.389200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.394729]  vprintk_emit+0x391/0x990
[  294.398519]  ? wake_up_klogd+0x180/0x180
[  294.402572]  ? find_held_lock+0x11/0x1c0
[  294.406630]  ? mark_held_locks+0xc7/0x130
[  294.410769]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.415251]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.419736]  vprintk_default+0x28/0x30
[  294.423613]  vprintk_func+0x7e/0x181
[  294.427314]  printk+0xa7/0xcf
[  294.430411]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  294.435156]  ? _raw_spin_unlock_irq+0x60/0x80
[  294.439734]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  294.445008]  dump_header+0x7cc/0xf72
[  294.448718]  ? pagefault_out_of_memory+0x197/0x197
[  294.453656]  ? percpu_ref_get_many+0x240/0x240
[  294.458235]  ? zap_class+0x640/0x640
[  294.461944]  ? print_usage_bug+0xc0/0xc0
[  294.465996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.471525]  ? find_held_lock+0x36/0x1c0
[  294.475581]  ? mark_held_locks+0xc7/0x130
[  294.479717]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.484803]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  294.489890]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  294.494457]  ? trace_hardirqs_on+0xbd/0x310
[  294.498767]  ? kasan_check_read+0x11/0x20
[  294.502903]  ? ___ratelimit+0x3b4/0x672
[  294.506865]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.511958]  ? trace_hardirqs_on+0x310/0x310
[  294.516353]  ? lock_downgrade+0x900/0x900
[  294.520490]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  294.525579]  ? ___ratelimit+0x3b9/0x672
[  294.529540]  ? idr_get_free+0xf70/0xf70
[  294.533504]  ? find_held_lock+0x36/0x1c0
[  294.537559]  oom_kill_process.cold.27+0x10/0x903
[  294.542301]  ? zap_class+0x640/0x640
[  294.546001]  ? check_preemption_disabled+0x48/0x280
[  294.551008]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.555924]  ? kasan_check_read+0x11/0x20
[  294.560081]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.565346]  ? oom_evaluate_task+0x540/0x540
[  294.569742]  ? find_held_lock+0x36/0x1c0
[  294.573793]  ? out_of_memory+0x974/0x1430
[  294.577937]  ? lock_downgrade+0x900/0x900
[  294.582084]  ? check_preemption_disabled+0x48/0x280
[  294.587094]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.592009]  ? kasan_check_read+0x11/0x20
[  294.596141]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.601405]  ? rcu_softirq_qs+0x20/0x20
[  294.605367]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.610886]  ? oom_evaluate_task+0x302/0x540
[  294.615281]  out_of_memory+0xa84/0x1430
[  294.619248]  ? oom_killer_disable+0x3a0/0x3a0
[  294.623732]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  294.628648]  ? __ww_mutex_check_waiters+0x160/0x160
[  294.633656]  __alloc_pages_slowpath+0x2354/0x2e10
[  294.638500]  ? do_raw_spin_trylock+0x270/0x270
[  294.643080]  ? warn_alloc+0x120/0x120
[  294.646870]  ? debug_check_no_obj_freed+0x305/0x58d
[  294.651962]  ? drain_local_pages_wq+0x40/0x40
[  294.656445]  ? __lock_acquire+0x62f/0x4c20
[  294.660670]  ? trace_hardirqs_on+0x310/0x310
[  294.665080]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.670602]  ? should_fail+0x22d/0xd01
[  294.674476]  ? mark_held_locks+0x130/0x130
[  294.678700]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.683795]  ? zap_class+0x640/0x640
[  294.687501]  ? trace_hardirqs_on+0x310/0x310
[  294.691895]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  294.697426]  ? __lock_is_held+0xb5/0x140
[  294.701482]  ? lock_release+0xa00/0xa00
[  294.705443]  ? perf_trace_sched_process_exec+0x860/0x860
[  294.710886]  ? __might_sleep+0x95/0x190
[  294.714852]  __alloc_pages_nodemask+0xa80/0xde0
[  294.719514]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  294.724515]  ? lock_downgrade+0x900/0x900
[  294.728651]  ? check_preemption_disabled+0x48/0x280
[  294.733656]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.738576]  ? kasan_check_read+0x11/0x20
[  294.742708]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.747978]  ? unwind_dump+0x190/0x190
[  294.751870]  ? is_bpf_text_address+0xd3/0x170
[  294.756355]  ? kernel_text_address+0x79/0xf0
[  294.760754]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  294.766293]  alloc_pages_current+0x173/0x350
[  294.770719]  depot_save_stack+0x3f1/0x470
[  294.774869]  save_stack+0xa9/0xd0
[  294.778311]  ? save_stack+0x43/0xd0
[  294.781947]  ? kasan_kmalloc+0xc7/0xe0
[  294.785819]  ? kasan_slab_alloc+0x12/0x20
[  294.789959]  ? kmem_cache_alloc_node+0x131/0x730
[  294.794694]  ? __alloc_skb+0x119/0x770
[  294.798565]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  294.803305]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  294.808303]  ? rtmsg_ifinfo+0x8c/0xa0
[  294.812091]  ? dev_close_many+0x3be/0x860
[  294.816231]  ? rollback_registered_many+0x543/0x1250
[  294.821318]  ? rollback_registered+0x1e9/0x420
[  294.825901]  ? unregister_netdevice_queue+0x321/0x5e0
[  294.831085]  ? __tun_detach+0x11b8/0x15c0
[  294.835219]  ? tun_chr_close+0xe3/0x180
[  294.839180]  ? __fput+0x385/0xa30
[  294.842625]  ? ____fput+0x15/0x20
[  294.846148]  ? task_work_run+0x1e8/0x2a0
[  294.850198]  ? do_exit+0x1ad6/0x26d0
[  294.853897]  ? do_group_exit+0x177/0x440
[  294.857949]  ? get_signal+0x8b0/0x1980
[  294.861820]  ? do_signal+0x9c/0x21c0
[  294.865523]  ? exit_to_usermode_loop+0x2e5/0x380
[  294.870267]  ? do_syscall_64+0x6be/0x820
[  294.874315]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  294.879667]  ? lock_downgrade+0x900/0x900
[  294.883803]  ? quarantine_reduce+0x163/0x1a0
[  294.888201]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.893310]  ? ___cache_free+0x2e/0x380
[  294.897283]  ? quarantine_reduce+0x189/0x1a0
[  294.901684]  ? kasan_unpoison_shadow+0x35/0x50
[  294.906256]  kasan_kmalloc+0xc7/0xe0
[  294.909962]  kasan_slab_alloc+0x12/0x20
[  294.913925]  kmem_cache_alloc_node+0x131/0x730
[  294.918496]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  294.923417]  __alloc_skb+0x119/0x770
[  294.927120]  ? netdev_alloc_frag+0x1f0/0x1f0
[  294.931515]  ? if_nlmsg_size+0x5d1/0xbb0
[  294.935567]  ? rtnetlink_put_metrics+0x690/0x690
[  294.940317]  ? sk_psock_stop_strp+0x120/0x120
[  294.944795]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  294.949800]  ? netif_tx_stop_all_queues+0xd9/0x110
[  294.954719]  rtmsg_ifinfo_build_skb+0x74/0x190
[  294.959308]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  294.964140]  rtmsg_ifinfo+0x8c/0xa0
[  294.967759]  dev_close_many+0x3be/0x860
[  294.971730]  ? dev_fill_metadata_dst+0x840/0x840
[  294.976470]  ? find_held_lock+0x36/0x1c0
[  294.980519]  ? __queue_work+0x671/0x1440
[  294.984564]  ? lock_downgrade+0x900/0x900
[  294.988701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.994221]  ? rtnl_is_locked+0xb5/0xf0
[  294.998181]  ? rtnl_trylock+0x20/0x20
[  295.001967]  ? do_raw_spin_unlock+0xa7/0x330
[  295.006362]  ? do_raw_spin_trylock+0x270/0x270
[  295.010937]  rollback_registered_many+0x543/0x1250
[  295.015858]  ? generic_xdp_install+0x5a0/0x5a0
[  295.020428]  ? flush_rcu_work+0x90/0x90
[  295.024388]  ? zap_class+0x640/0x640
[  295.028099]  ? print_usage_bug+0xc0/0xc0
[  295.032146]  ? print_usage_bug+0xc0/0xc0
[  295.036194]  ? zap_class+0x640/0x640
[  295.039907]  ? print_usage_bug+0xc0/0xc0
[  295.043984]  ? find_held_lock+0x36/0x1c0
[  295.048041]  ? mark_held_locks+0xc7/0x130
[  295.052175]  rollback_registered+0x1e9/0x420
[  295.056574]  ? lockdep_hardirqs_on+0x321/0x5b0
[  295.061151]  ? rollback_registered_many+0x1250/0x1250
[  295.066325]  ? trace_hardirqs_on+0xbd/0x310
[  295.070636]  ? linkwatch_schedule_work+0x150/0x170
[  295.075566]  ? trace_hardirqs_off_caller+0x310/0x310
[  295.080673]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.086204]  ? rtnl_is_locked+0xb5/0xf0
[  295.090180]  ? rtnl_trylock+0x20/0x20
[  295.093968]  ? queue_delayed_work_on+0x130/0x1f0
[  295.098723]  unregister_netdevice_queue+0x321/0x5e0
[  295.103727]  ? rollback_registered+0x420/0x420
[  295.108298]  ? linkwatch_schedule_work+0x170/0x170
[  295.113218]  ? tun_setup+0x2d0/0x2d0
[  295.116920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.122446]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  295.127797]  ? __tun_detach+0x6ba/0x15c0
[  295.131856]  __tun_detach+0x11b8/0x15c0
[  295.135820]  ? __call_rcu.constprop.55+0x3ea/0x950
[  295.140834]  ? __call_rcu.constprop.55+0x3ea/0x950
[  295.145755]  ? tun_attach+0x1900/0x1900
[  295.149715]  ? trace_hardirqs_off_caller+0x310/0x310
[  295.154804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.160510]  ? check_preemption_disabled+0x48/0x280
[  295.165672]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  295.170246]  ? zap_class+0x640/0x640
[  295.173947]  ? fsnotify+0x4e5/0xf20
[  295.177563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.183095]  ? locks_remove_file+0x3c6/0x5c0
[  295.187492]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  295.193017]  ? ima_file_free+0x132/0x650
[  295.197067]  ? __lock_is_held+0xb5/0x140
[  295.201132]  ? __tun_detach+0x15c0/0x15c0
[  295.205266]  ? __tun_detach+0x15c0/0x15c0
[  295.209396]  tun_chr_close+0xe3/0x180
[  295.213187]  __fput+0x385/0xa30
[  295.216460]  ? get_max_files+0x20/0x20
[  295.220348]  ? perf_trace_sched_process_exec+0x860/0x860
[  295.225790]  ____fput+0x15/0x20
[  295.229062]  task_work_run+0x1e8/0x2a0
[  295.232949]  ? task_work_cancel+0x240/0x240
[  295.237261]  ? switch_task_namespaces+0xb8/0xd0
[  295.241919]  do_exit+0x1ad6/0x26d0
[  295.245456]  ? mm_update_next_owner+0x990/0x990
[  295.250115]  ? print_usage_bug+0xc0/0xc0
[  295.254172]  ? find_held_lock+0x36/0x1c0
[  295.258231]  ? mark_held_locks+0x130/0x130
[  295.262455]  ? __lock_acquire+0x62f/0x4c20
[  295.266681]  ? pipe_wait+0x266/0x2c0
[  295.270390]  ? lock_release+0xa00/0xa00
[  295.274358]  ? mark_held_locks+0x130/0x130
[  295.278587]  ? __mutex_lock+0x85e/0x16f0
[  295.282638]  ? __switch_to_asm+0x40/0x70
[  295.286697]  ? pipe_wait+0x266/0x2c0
[  295.290394]  ? __switch_to_asm+0x34/0x70
[  295.294528]  ? __switch_to_asm+0x40/0x70
[  295.298578]  ? mutex_trylock+0x2b0/0x2b0
[  295.302627]  ? zap_class+0x640/0x640
[  295.306352]  ? zap_class+0x640/0x640
[  295.310052]  ? find_held_lock+0x36/0x1c0
[  295.314203]  ? memset+0x31/0x40
[  295.317490]  ? find_held_lock+0x36/0x1c0
[  295.321543]  ? get_signal+0x95b/0x1980
[  295.325420]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.329987]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.334471]  do_group_exit+0x177/0x440
[  295.338343]  ? trace_hardirqs_off_caller+0x310/0x310
[  295.343430]  ? __ia32_sys_exit+0x50/0x50
[  295.347483]  get_signal+0x8b0/0x1980
[  295.351196]  ? ptrace_notify+0x130/0x130
[  295.355248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.360772]  ? pipe_read+0x702/0x940
[  295.364472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.370012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.375533]  ? __vfs_read+0x11f/0x9b0
[  295.379331]  do_signal+0x9c/0x21c0
[  295.382873]  ? fsnotify+0xf20/0xf20
[  295.386676]  ? setup_sigcontext+0x7d0/0x7d0
[  295.391000]  ? exit_to_usermode_loop+0x8c/0x380
[  295.395654]  ? exit_to_usermode_loop+0x8c/0x380
[  295.400308]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  295.404884]  ? trace_hardirqs_on+0xbd/0x310
[  295.409194]  ? do_syscall_64+0x6be/0x820
[  295.413245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.418774]  exit_to_usermode_loop+0x2e5/0x380
[  295.423343]  ? __bpf_trace_sys_exit+0x30/0x30
[  295.427834]  do_syscall_64+0x6be/0x820
[  295.431711]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  295.437062]  ? syscall_return_slowpath+0x5e0/0x5e0
[  295.441974]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.446804]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.451809]  ? prepare_exit_to_usermode+0x291/0x3b0
[  295.456813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.461645]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  295.466836] RIP: 0033:0x410fa0
[  295.470033] Code: Bad RIP value.
[  295.473384] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  295.481079] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  295.488332] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  295.495585] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  295.502849] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  295.510103] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  295.517375] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  295.517446] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  295.524639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  295.524644] Call Trace:
[  295.524648]  <IRQ>
[  295.524663]  dump_stack+0x244/0x39d
[  295.524678]  ? dump_stack_print_info.cold.1+0x20/0x20
[  295.531204] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  295.540567]  warn_alloc.cold.116+0xb7/0x1bd
[  295.543115] syz-executor5 cpuset=syz5 mems_allowed=0
[  295.545244]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  295.578750]  ? lock_downgrade+0x900/0x900
[  295.582898]  ? trace_hardirqs_off+0xb8/0x310
[  295.587297]  ? trace_hardirqs_off+0xb8/0x310
[  295.591699]  __alloc_pages_slowpath+0x26e8/0x2e10
[  295.596550]  ? warn_alloc+0x120/0x120
[  295.600339]  ? print_usage_bug+0xc0/0xc0
[  295.604387]  ? warn_alloc+0x120/0x120
[  295.608176]  ? warn_alloc+0x120/0x120
[  295.611966]  ? print_usage_bug+0xc0/0xc0
[  295.616016]  ? print_usage_bug+0xc0/0xc0
[  295.620061]  ? __lock_acquire+0x62f/0x4c20
[  295.624282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.629804]  ? should_fail+0x22d/0xd01
[  295.633680]  ? __lock_acquire+0x62f/0x4c20
[  295.637905]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.642997]  ? __lock_acquire+0x62f/0x4c20
[  295.647221]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.652307]  ? __lock_acquire+0x62f/0x4c20
[  295.656526]  ? should_fail+0x22d/0xd01
[  295.660408]  ? mark_held_locks+0x130/0x130
[  295.664632]  ? mark_held_locks+0x130/0x130
[  295.668855]  ? try_to_wake_up+0x11c/0x1490
[  295.673169]  ? lock_downgrade+0x900/0x900
[  295.677309]  ? zap_class+0x640/0x640
[  295.681014]  ? print_usage_bug+0xc0/0xc0
[  295.685061]  ? trace_hardirqs_off+0xb8/0x310
[  295.689459]  ? kasan_check_read+0x11/0x20
[  295.693597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.699122]  ? check_preemption_disabled+0x48/0x280
[  295.704140]  ? __lock_is_held+0xb5/0x140
[  295.708191]  __alloc_pages_nodemask+0xa80/0xde0
[  295.712850]  ? zap_class+0x640/0x640
[  295.716553]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  295.721562]  ? find_held_lock+0x36/0x1c0
[  295.725618]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.730274]  ? lock_downgrade+0x900/0x900
[  295.734414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.739939]  cache_grow_begin+0xa5/0x8c0
[  295.743986]  ? do_raw_spin_unlock+0xa7/0x330
[  295.748382]  fallback_alloc+0x204/0x2e0
[  295.752348]  ____cache_alloc_node+0x1c7/0x1e0
[  295.756837]  kmem_cache_alloc_node+0xe3/0x730
[  295.761321]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.765552]  __alloc_skb+0x119/0x770
[  295.769256]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  295.774527]  ? netdev_alloc_frag+0x1f0/0x1f0
[  295.778922]  ? lock_downgrade+0x900/0x900
[  295.783065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.788595]  ? refcount_sub_and_test_checked+0x203/0x310
[  295.794035]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  295.799469]  ? addrconf_rs_timer+0x690/0x690
[  295.803871]  ndisc_alloc_skb+0x144/0x340
[  295.807928]  ndisc_send_rs+0x331/0x6e0
[  295.811805]  addrconf_rs_timer+0x314/0x690
[  295.816031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.820268]  call_timer_fn+0x272/0x920
[  295.824140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.828362]  ? process_timeout+0x40/0x40
[  295.832413]  ? __run_timers+0x7da/0xc70
[  295.836373]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.840855]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.845335]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.849555]  ? lockdep_hardirqs_on+0x296/0x5b0
[  295.854122]  ? trace_hardirqs_on+0xbd/0x310
[  295.858427]  ? kasan_check_read+0x11/0x20
[  295.862558]  ? __run_timers+0x7da/0xc70
[  295.866523]  ? trace_hardirqs_off_caller+0x310/0x310
[  295.871623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.875845]  __run_timers+0x7e5/0xc70
[  295.879641]  ? timer_fixup_init+0x70/0x70
[  295.883778]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.888779]  ? zap_class+0x640/0x640
[  295.892599]  ? enqueue_hrtimer+0x1a5/0x560
[  295.896825]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.902005]  ? find_held_lock+0x36/0x1c0
[  295.906074]  ? zap_class+0x640/0x640
[  295.909783]  ? pvclock_read_flags+0x160/0x160
[  295.914280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.919804]  ? check_preemption_disabled+0x48/0x280
[  295.924826]  ? __lock_is_held+0xb5/0x140
[  295.928876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.934402]  ? check_preemption_disabled+0x48/0x280
[  295.939411]  run_timer_softirq+0x52/0xb0
[  295.943456]  ? rcu_read_lock_sched_held+0x14f/0x180
[  295.948462]  __do_softirq+0x308/0xb7e
[  295.952253]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  295.956732]  ? lock_downgrade+0x900/0x900
[  295.960867]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  295.965960]  ? pvclock_read_flags+0x160/0x160
[  295.970442]  ? lapic_next_event+0x5a/0x90
[  295.974579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.980107]  ? kvm_clock_read+0x18/0x30
[  295.984073]  ? kvm_sched_clock_read+0x9/0x20
[  295.988468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.993990]  ? check_preemption_disabled+0x48/0x280
[  295.999001]  irq_exit+0x17f/0x1c0
[  296.002457]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.007283]  ? smp_reschedule_interrupt+0x109/0x650
[  296.012295]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.018162]  ? interrupt_entry+0xb5/0xc0
[  296.022210]  ? trace_hardirqs_off_caller+0xbb/0x310
[  296.027211]  ? trace_hardirqs_off_caller+0xbb/0x310
[  296.032212]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.037040]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.042046]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.047051]  ? task_prio+0x50/0x50
[  296.050592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.056118]  ? check_preemption_disabled+0x48/0x280
[  296.061124]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.065958]  apic_timer_interrupt+0xf/0x20
[  296.070173]  </IRQ>
[  296.072396] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  296.078266] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  296.097151] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  296.104846] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  296.112205] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  296.119459] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  296.126712] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  296.133969] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  296.141241]  ? save_stack+0xa9/0xd0
[  296.144865]  __kmalloc_node_track_caller+0x3c/0x70
[  296.149798]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  296.154554]  pskb_expand_head+0x230/0x10f0
[  296.158774]  ? check_preemption_disabled+0x48/0x280
[  296.163794]  ? memcpy+0x45/0x50
[  296.167066]  ? __copy_skb_header+0x350/0x6b0
[  296.171460]  ? skb_release_data+0x880/0x880
[  296.175854]  ? __alloc_skb+0x770/0x770
[  296.179736]  ? __lock_is_held+0xb5/0x140
[  296.183800]  ? kasan_check_write+0x14/0x20
[  296.188016]  ? __skb_clone+0x6c7/0xa00
[  296.191899]  ? __copy_skb_header+0x6b0/0x6b0
[  296.196293]  ? kmem_cache_alloc+0x33a/0x730
[  296.200600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.206130]  skb_ensure_writable+0x3dd/0x640
[  296.210526]  ? skb_checksum_setup+0xaa0/0xaa0
[  296.215007]  ? preempt_notifier_register+0x200/0x200
[  296.220096]  ? __switch_to_asm+0x34/0x70
[  296.224144]  ? __switch_to_asm+0x34/0x70
[  296.228187]  ? __switch_to_asm+0x40/0x70
[  296.232234]  ? __switch_to_asm+0x34/0x70
[  296.236278]  ? __switch_to_asm+0x40/0x70
[  296.240323]  ? __switch_to_asm+0x40/0x70
[  296.244364]  ? __switch_to_asm+0x34/0x70
[  296.248404]  ? __switch_to_asm+0x34/0x70
[  296.252447]  ? __switch_to_asm+0x40/0x70
[  296.256493]  ? __switch_to_asm+0x34/0x70
[  296.260543]  bpf_clone_redirect+0x14a/0x490
[  296.264856]  bpf_prog_210052181be91187+0x25d/0x1000
[  296.269878]  ? __sched_text_start+0x8/0x8
[  296.274119]  ? retint_kernel+0x2d/0x2d
[  296.277994]  ? trace_hardirqs_on_caller+0xc0/0x310
[  296.282920]  ? find_held_lock+0x36/0x1c0
[  296.286970]  ? lock_acquire+0x1ed/0x520
[  296.290934]  ? bpf_test_run+0x3cb/0x780
[  296.294894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.300419]  ? check_preemption_disabled+0x48/0x280
[  296.305427]  ? kasan_check_read+0x11/0x20
[  296.309561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.314823]  ? rcu_softirq_qs+0x20/0x20
[  296.318789]  ? preempt_schedule+0x4d/0x60
[  296.322922]  ? ___preempt_schedule+0x16/0x18
[  296.327320]  ? bpf_test_run+0x25d/0x780
[  296.331404]  ? netlink_diag_dump+0x2a0/0x2a0
[  296.335821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.341361]  ? bpf_test_init.isra.10+0x70/0x100
[  296.346022]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  296.350796]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  296.355640]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  296.361251]  ? fput+0x130/0x1a0
[  296.364518]  ? __bpf_prog_get+0x9b/0x290
[  296.368567]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  296.373392]  ? bpf_prog_test_run+0x130/0x1a0
[  296.377794]  ? __x64_sys_bpf+0x3d8/0x520
[  296.381842]  ? bpf_prog_get+0x20/0x20
[  296.385637]  ? do_syscall_64+0x142/0x820
[  296.389682]  ? do_syscall_64+0x157/0x820
[  296.393731]  ? do_syscall_64+0x1b9/0x820
[  296.397780]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  296.403141]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.408059]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.412888]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.417890]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  296.422894]  ? prepare_exit_to_usermode+0x291/0x3b0
[  296.427901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.432733]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.438099] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  296.438103] warn_alloc_show_mem: 1 callbacks suppressed
[  296.438109] Mem-Info:
[  296.445448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.450802] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  296.450802]  active_file:14 inactive_file:13 isolated_file:0
[  296.450802]  unevictable:0 dirty:0 writeback:0 unstable:0
[  296.450802]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  296.450802]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  296.450802]  free:13753 free_pcp:301 free_cma:0
[  296.453169] Call Trace:
[  296.462530] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  296.495450]  <IRQ>
[  296.498009] Node 0 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
[  296.525747]  dump_stack+0x244/0x39d
[  296.527869] lowmem_reserve[]: 0 2818 6321 6321
[  296.553960]  ? dump_stack_print_info.cold.1+0x20/0x20
[  296.557552] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  296.562125]  warn_alloc.cold.116+0xb7/0x1bd
[  296.567276] lowmem_reserve[]: 0 0 3503 3503
[  296.595100]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.599389] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  296.603691]  ? lock_downgrade+0x900/0x900
[  296.608498] lowmem_reserve[]: 0 0 0 0
[  296.637544]  ? trace_hardirqs_off+0xb8/0x310
[  296.641653] 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
[  296.645437]  ? trace_hardirqs_off+0xb8/0x310
[  296.649810] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  296.663316]  __alloc_pages_slowpath+0x26e8/0x2e10
[  296.667685] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  296.683391]  ? warn_alloc+0x120/0x120
[  296.688191] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  296.703074]  ? print_usage_bug+0xc0/0xc0
[  296.706845] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  296.715654]  ? warn_alloc+0x120/0x120
[  296.719681] 4367 total pagecache pages
[  296.728235]  ? warn_alloc+0x120/0x120
[  296.732012] 0 pages in swap cache
[  296.735887]  ? print_usage_bug+0xc0/0xc0
[  296.739654] Swap cache stats: add 0, delete 0, find 0/0
[  296.743084]  ? kvm_clock_read+0x18/0x30
[  296.747108] Free swap  = 0kB
[  296.752447]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  296.756383] Total swap = 0kB
[  296.756390] 1965979 pages RAM
[  296.759387]  ? print_usage_bug+0xc0/0xc0
[  296.764368] 0 pages HighMem/MovableOnly
[  296.767375]  ? __lock_acquire+0x62f/0x4c20
[  296.770441] 342853 pages reserved
[  296.770447] 0 pages cma reserved
[  296.774501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.778493] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.782671]  ? should_fail+0x22d/0xd01
[  296.782683]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.782698]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.786170] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.789463]  ? __lock_acquire+0x62f/0x4c20
[  296.794967] syz-executor4 cpuset=syz4 mems_allowed=0
[  296.801438]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.840450]  ? __lock_acquire+0x62f/0x4c20
[  296.844678]  ? should_fail+0x22d/0xd01
[  296.848555]  ? rcu_irq_exit+0x1a2/0x390
[  296.852523]  ? mark_held_locks+0x130/0x130
[  296.856763]  ? mark_held_locks+0x130/0x130
[  296.860992]  ? mark_held_locks+0xc7/0x130
[  296.865131]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  296.870139]  ? zap_class+0x640/0x640
[  296.873838]  ? print_usage_bug+0xc0/0xc0
[  296.877890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.883418]  ? check_preemption_disabled+0x48/0x280
[  296.888427]  ? __lock_is_held+0xb5/0x140
[  296.892486]  __alloc_pages_nodemask+0xa80/0xde0
[  296.897143]  ? zap_class+0x640/0x640
[  296.900846]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  296.905873]  ? find_held_lock+0x36/0x1c0
[  296.910017]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.914678]  ? lock_downgrade+0x900/0x900
[  296.918820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.924351]  cache_grow_begin+0xa5/0x8c0
[  296.928399]  ? do_raw_spin_unlock+0xa7/0x330
[  296.932799]  fallback_alloc+0x204/0x2e0
[  296.936770]  ____cache_alloc_node+0x1c7/0x1e0
[  296.941256]  kmem_cache_alloc_node+0xe3/0x730
[  296.945745]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.949975]  __alloc_skb+0x119/0x770
[  296.953676]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.958940]  ? netdev_alloc_frag+0x1f0/0x1f0
[  296.963359]  ? lock_downgrade+0x900/0x900
[  296.967503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.973036]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.978482]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.983920]  ? addrconf_rs_timer+0x690/0x690
[  296.988327]  ndisc_alloc_skb+0x144/0x340
[  296.992472]  ndisc_send_rs+0x331/0x6e0
[  296.996353]  addrconf_rs_timer+0x314/0x690
[  297.000579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.004807]  call_timer_fn+0x272/0x920
[  297.008679]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.012901]  ? process_timeout+0x40/0x40
[  297.016956]  ? mark_held_locks+0xc7/0x130
[  297.021094]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.025586]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.030069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.034289]  ? lockdep_hardirqs_on+0x296/0x5b0
[  297.038868]  ? trace_hardirqs_on+0xbd/0x310
[  297.043181]  ? kasan_check_read+0x11/0x20
[  297.047313]  ? __run_timers+0x7da/0xc70
[  297.051277]  ? trace_hardirqs_off_caller+0x310/0x310
[  297.056373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.060600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.064818]  __run_timers+0x7e5/0xc70
[  297.068630]  ? timer_fixup_init+0x70/0x70
[  297.072767]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.077770]  ? zap_class+0x640/0x640
[  297.081477]  ? print_usage_bug+0xc0/0xc0
[  297.085535]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  297.090722]  ? find_held_lock+0x36/0x1c0
[  297.094779]  ? zap_class+0x640/0x640
[  297.098484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.104007]  ? check_preemption_disabled+0x48/0x280
[  297.109019]  ? __lock_is_held+0xb5/0x140
[  297.113066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.118589]  ? check_preemption_disabled+0x48/0x280
[  297.123594]  run_timer_softirq+0x52/0xb0
[  297.127641]  ? rcu_read_lock_sched_held+0x14f/0x180
[  297.132648]  __do_softirq+0x308/0xb7e
[  297.136439]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  297.140930]  ? lock_downgrade+0x900/0x900
[  297.145064]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  297.150159]  ? pvclock_read_flags+0x160/0x160
[  297.154651]  ? lapic_next_event+0x5a/0x90
[  297.158794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.164509]  ? kvm_clock_read+0x18/0x30
[  297.168489]  ? kvm_sched_clock_read+0x9/0x20
[  297.172899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.178425]  ? check_preemption_disabled+0x48/0x280
[  297.183436]  irq_exit+0x17f/0x1c0
[  297.186884]  smp_apic_timer_interrupt+0x1cb/0x760
[  297.191716]  ? smp_reschedule_interrupt+0x109/0x650
[  297.196724]  ? smp_call_function_single_interrupt+0x650/0x650
[  297.202596]  ? interrupt_entry+0xb5/0xc0
[  297.206644]  ? trace_hardirqs_off_caller+0xbb/0x310
[  297.211646]  ? trace_hardirqs_off_caller+0xbb/0x310
[  297.216649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.221478]  ? trace_hardirqs_on_caller+0x310/0x310
[  297.226483]  ? trace_hardirqs_on_caller+0x310/0x310
[  297.231485]  ? task_prio+0x50/0x50
[  297.235023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.240556]  ? check_preemption_disabled+0x48/0x280
[  297.245561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.250405]  apic_timer_interrupt+0xf/0x20
[  297.254636]  </IRQ>
[  297.256865] RIP: 0010:console_unlock+0x102f/0x1190
[  297.261785] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  297.280677] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  297.288376] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  297.295632] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  297.302888] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  297.310142] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  297.317395] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  297.324655]  ? netconsole_netdev_event+0x280/0x280
[  297.329591]  ? console_unlock+0x1026/0x1190
[  297.333921]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  297.338576]  ? vprintk_emit+0x846/0x990
[  297.342542]  ? lock_release+0xa00/0xa00
[  297.346505]  ? trace_hardirqs_on+0x70/0x310
[  297.350810]  ? vprintk_default+0x28/0x30
[  297.354856]  ? trace_hardirqs_off_caller+0x310/0x310
[  297.359945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.365476]  vprintk_emit+0x391/0x990
[  297.369270]  ? wake_up_klogd+0x180/0x180
[  297.373323]  ? find_held_lock+0x11/0x1c0
[  297.377377]  ? mark_held_locks+0xc7/0x130
[  297.381510]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.385989]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.390472]  vprintk_default+0x28/0x30
[  297.394369]  vprintk_func+0x7e/0x181
[  297.398074]  printk+0xa7/0xcf
[  297.401166]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  297.405915]  ? _raw_spin_unlock_irq+0x60/0x80
[  297.410407]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  297.415695]  dump_header+0x7cc/0xf72
[  297.419402]  ? pagefault_out_of_memory+0x197/0x197
[  297.424326]  ? percpu_ref_get_many+0x240/0x240
[  297.428902]  ? zap_class+0x640/0x640
[  297.432604]  ? print_usage_bug+0xc0/0xc0
[  297.436680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.442226]  ? find_held_lock+0x36/0x1c0
[  297.446280]  ? mark_held_locks+0xc7/0x130
[  297.450415]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.455508]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  297.460598]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  297.465176]  ? trace_hardirqs_on+0xbd/0x310
[  297.469484]  ? kasan_check_read+0x11/0x20
[  297.473618]  ? ___ratelimit+0x3b4/0x672
[  297.477580]  ? trace_hardirqs_off_caller+0x310/0x310
[  297.482673]  ? trace_hardirqs_on+0x310/0x310
[  297.487070]  ? lock_downgrade+0x900/0x900
[  297.491206]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  297.496294]  ? ___ratelimit+0x3b9/0x672
[  297.500255]  ? idr_get_free+0xf70/0xf70
[  297.504214]  ? find_held_lock+0x36/0x1c0
[  297.508270]  oom_kill_process.cold.27+0x10/0x903
[  297.513014]  ? zap_class+0x640/0x640
[  297.516716]  ? check_preemption_disabled+0x48/0x280
[  297.521723]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.526640]  ? kasan_check_read+0x11/0x20
[  297.530779]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.536135]  ? oom_evaluate_task+0x540/0x540
[  297.540545]  ? find_held_lock+0x36/0x1c0
[  297.544599]  ? out_of_memory+0x974/0x1430
[  297.548736]  ? lock_downgrade+0x900/0x900
[  297.552867]  ? check_preemption_disabled+0x48/0x280
[  297.557871]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.562787]  ? kasan_check_read+0x11/0x20
[  297.566936]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.572233]  ? rcu_softirq_qs+0x20/0x20
[  297.576194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.581814]  ? oom_evaluate_task+0x302/0x540
[  297.586213]  out_of_memory+0xa84/0x1430
[  297.590183]  ? oom_killer_disable+0x3a0/0x3a0
[  297.594672]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  297.599604]  ? __ww_mutex_check_waiters+0x160/0x160
[  297.604613]  __alloc_pages_slowpath+0x2354/0x2e10
[  297.609451]  ? do_raw_spin_trylock+0x270/0x270
[  297.614033]  ? warn_alloc+0x120/0x120
[  297.617825]  ? debug_check_no_obj_freed+0x305/0x58d
[  297.622829]  ? drain_local_pages_wq+0x40/0x40
[  297.627316]  ? __lock_acquire+0x62f/0x4c20
[  297.631538]  ? trace_hardirqs_on+0x310/0x310
[  297.635939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.641465]  ? should_fail+0x22d/0xd01
[  297.645340]  ? mark_held_locks+0x130/0x130
[  297.649564]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.654661]  ? zap_class+0x640/0x640
[  297.658369]  ? trace_hardirqs_on+0x310/0x310
[  297.662768]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  297.668311]  ? __lock_is_held+0xb5/0x140
[  297.672365]  ? lock_release+0xa00/0xa00
[  297.676329]  ? perf_trace_sched_process_exec+0x860/0x860
[  297.681774]  ? __might_sleep+0x95/0x190
[  297.685739]  __alloc_pages_nodemask+0xa80/0xde0
[  297.690397]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  297.695417]  ? lock_downgrade+0x900/0x900
[  297.699549]  ? check_preemption_disabled+0x48/0x280
[  297.704554]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.709470]  ? kasan_check_read+0x11/0x20
[  297.713618]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.718885]  ? unwind_dump+0x190/0x190
[  297.722771]  ? is_bpf_text_address+0xd3/0x170
[  297.727257]  ? kernel_text_address+0x79/0xf0
[  297.731663]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  297.737194]  alloc_pages_current+0x173/0x350
[  297.741605]  depot_save_stack+0x3f1/0x470
[  297.745746]  save_stack+0xa9/0xd0
[  297.749188]  ? save_stack+0x43/0xd0
[  297.752808]  ? kasan_kmalloc+0xc7/0xe0
[  297.756683]  ? kasan_slab_alloc+0x12/0x20
[  297.760814]  ? kmem_cache_alloc_node+0x131/0x730
[  297.765554]  ? __alloc_skb+0x119/0x770
[  297.769461]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  297.774202]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  297.779203]  ? rtmsg_ifinfo+0x8c/0xa0
[  297.782993]  ? dev_close_many+0x3be/0x860
[  297.787125]  ? rollback_registered_many+0x543/0x1250
[  297.792212]  ? rollback_registered+0x1e9/0x420
[  297.796781]  ? unregister_netdevice_queue+0x321/0x5e0
[  297.801960]  ? __tun_detach+0x11b8/0x15c0
[  297.806092]  ? tun_chr_close+0xe3/0x180
[  297.810051]  ? __fput+0x385/0xa30
[  297.813488]  ? ____fput+0x15/0x20
[  297.816928]  ? task_work_run+0x1e8/0x2a0
[  297.820979]  ? do_exit+0x1ad6/0x26d0
[  297.824688]  ? do_group_exit+0x177/0x440
[  297.828734]  ? get_signal+0x8b0/0x1980
[  297.832607]  ? do_signal+0x9c/0x21c0
[  297.836307]  ? exit_to_usermode_loop+0x2e5/0x380
[  297.841046]  ? do_syscall_64+0x6be/0x820
[  297.845091]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  297.850441]  ? lock_downgrade+0x900/0x900
[  297.854579]  ? quarantine_reduce+0x163/0x1a0
[  297.858977]  ? trace_hardirqs_off_caller+0x310/0x310
[  297.864064]  ? ___cache_free+0x2e/0x380
[  297.868035]  ? quarantine_reduce+0x189/0x1a0
[  297.872434]  ? kasan_unpoison_shadow+0x35/0x50
[  297.877002]  kasan_kmalloc+0xc7/0xe0
[  297.880718]  kasan_slab_alloc+0x12/0x20
[  297.884677]  kmem_cache_alloc_node+0x131/0x730
[  297.889247]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  297.894169]  __alloc_skb+0x119/0x770
[  297.897877]  ? netdev_alloc_frag+0x1f0/0x1f0
[  297.902279]  ? if_nlmsg_size+0x5d1/0xbb0
[  297.906330]  ? rtnetlink_put_metrics+0x690/0x690
[  297.911078]  ? sk_psock_stop_strp+0x120/0x120
[  297.915560]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  297.920571]  ? netif_tx_stop_all_queues+0xd9/0x110
[  297.925491]  rtmsg_ifinfo_build_skb+0x74/0x190
[  297.930062]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  297.934894]  rtmsg_ifinfo+0x8c/0xa0
[  297.938518]  dev_close_many+0x3be/0x860
[  297.942485]  ? dev_fill_metadata_dst+0x840/0x840
[  297.947229]  ? find_held_lock+0x36/0x1c0
[  297.951281]  ? __queue_work+0x671/0x1440
[  297.955329]  ? lock_downgrade+0x900/0x900
[  297.959469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.964990]  ? rtnl_is_locked+0xb5/0xf0
[  297.968981]  ? rtnl_trylock+0x20/0x20
[  297.972768]  ? do_raw_spin_unlock+0xa7/0x330
[  297.977165]  ? do_raw_spin_trylock+0x270/0x270
[  297.981741]  rollback_registered_many+0x543/0x1250
[  297.986663]  ? generic_xdp_install+0x5a0/0x5a0
[  297.991238]  ? flush_rcu_work+0x90/0x90
[  297.995201]  ? zap_class+0x640/0x640
[  297.998906]  ? print_usage_bug+0xc0/0xc0
[  298.003060]  ? print_usage_bug+0xc0/0xc0
[  298.007109]  ? zap_class+0x640/0x640
[  298.010813]  ? print_usage_bug+0xc0/0xc0
[  298.014861]  ? find_held_lock+0x36/0x1c0
[  298.018918]  ? mark_held_locks+0xc7/0x130
[  298.023054]  rollback_registered+0x1e9/0x420
[  298.027450]  ? lockdep_hardirqs_on+0x321/0x5b0
[  298.032027]  ? rollback_registered_many+0x1250/0x1250
[  298.037205]  ? trace_hardirqs_on+0xbd/0x310
[  298.041511]  ? linkwatch_schedule_work+0x150/0x170
[  298.046430]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.051522]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.057042]  ? rtnl_is_locked+0xb5/0xf0
[  298.061000]  ? rtnl_trylock+0x20/0x20
[  298.064789]  ? queue_delayed_work_on+0x130/0x1f0
[  298.069536]  unregister_netdevice_queue+0x321/0x5e0
[  298.074540]  ? rollback_registered+0x420/0x420
[  298.079114]  ? linkwatch_schedule_work+0x170/0x170
[  298.084037]  ? tun_setup+0x2d0/0x2d0
[  298.087736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.093262]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  298.098619]  ? __tun_detach+0x6ba/0x15c0
[  298.102674]  __tun_detach+0x11b8/0x15c0
[  298.106719]  ? __call_rcu.constprop.55+0x3ea/0x950
[  298.111640]  ? __call_rcu.constprop.55+0x3ea/0x950
[  298.116572]  ? tun_attach+0x1900/0x1900
[  298.120532]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.125627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.131151]  ? check_preemption_disabled+0x48/0x280
[  298.136156]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  298.140730]  ? zap_class+0x640/0x640
[  298.144428]  ? fsnotify+0x4e5/0xf20
[  298.148041]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.153579]  ? locks_remove_file+0x3c6/0x5c0
[  298.157972]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  298.163496]  ? ima_file_free+0x132/0x650
[  298.167547]  ? __lock_is_held+0xb5/0x140
[  298.171618]  ? __tun_detach+0x15c0/0x15c0
[  298.175759]  ? __tun_detach+0x15c0/0x15c0
[  298.179893]  tun_chr_close+0xe3/0x180
[  298.183681]  __fput+0x385/0xa30
[  298.186952]  ? get_max_files+0x20/0x20
[  298.190829]  ? perf_trace_sched_process_exec+0x860/0x860
[  298.196270]  ____fput+0x15/0x20
[  298.199540]  task_work_run+0x1e8/0x2a0
[  298.203416]  ? task_work_cancel+0x240/0x240
[  298.207728]  ? switch_task_namespaces+0xb8/0xd0
[  298.212389]  do_exit+0x1ad6/0x26d0
[  298.215925]  ? mm_update_next_owner+0x990/0x990
[  298.220583]  ? print_usage_bug+0xc0/0xc0
[  298.224639]  ? find_held_lock+0x36/0x1c0
[  298.228696]  ? mark_held_locks+0x130/0x130
[  298.232931]  ? __lock_acquire+0x62f/0x4c20
[  298.237150]  ? pipe_wait+0x266/0x2c0
[  298.240854]  ? lock_release+0xa00/0xa00
[  298.244823]  ? mark_held_locks+0x130/0x130
[  298.249050]  ? __mutex_lock+0x85e/0x16f0
[  298.253099]  ? __switch_to_asm+0x40/0x70
[  298.257143]  ? pipe_wait+0x266/0x2c0
[  298.260845]  ? __switch_to_asm+0x34/0x70
[  298.264891]  ? __switch_to_asm+0x40/0x70
[  298.268943]  ? mutex_trylock+0x2b0/0x2b0
[  298.272991]  ? zap_class+0x640/0x640
[  298.276700]  ? zap_class+0x640/0x640
[  298.280398]  ? find_held_lock+0x36/0x1c0
[  298.284454]  ? memset+0x31/0x40
[  298.287724]  ? find_held_lock+0x36/0x1c0
[  298.291778]  ? get_signal+0x95b/0x1980
[  298.295651]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.300130]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.304619]  do_group_exit+0x177/0x440
[  298.308494]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.313583]  ? __ia32_sys_exit+0x50/0x50
[  298.317644]  get_signal+0x8b0/0x1980
[  298.321357]  ? ptrace_notify+0x130/0x130
[  298.325412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.331421]  ? pipe_read+0x702/0x940
[  298.335125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.340655]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.346175]  ? __vfs_read+0x11f/0x9b0
[  298.349969]  do_signal+0x9c/0x21c0
[  298.353499]  ? fsnotify+0xf20/0xf20
[  298.357117]  ? setup_sigcontext+0x7d0/0x7d0
[  298.361429]  ? exit_to_usermode_loop+0x8c/0x380
[  298.366083]  ? exit_to_usermode_loop+0x8c/0x380
[  298.370741]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  298.375310]  ? trace_hardirqs_on+0xbd/0x310
[  298.379622]  ? do_syscall_64+0x6be/0x820
[  298.383676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.389205]  exit_to_usermode_loop+0x2e5/0x380
[  298.393792]  ? __bpf_trace_sys_exit+0x30/0x30
[  298.398458]  do_syscall_64+0x6be/0x820
[  298.402360]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  298.407712]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.412625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.417454]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.422459]  ? prepare_exit_to_usermode+0x291/0x3b0
[  298.427465]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.432298]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  298.437472] RIP: 0033:0x410fa0
[  298.440674] Code: Bad RIP value.
[  298.444020] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  298.451716] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  298.458968] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  298.466221] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  298.473560] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  298.480819] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  298.488094] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  298.488188] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.495461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  298.495466] Call Trace:
[  298.495470]  <IRQ>
[  298.495483]  dump_stack+0x244/0x39d
[  298.495499]  ? dump_stack_print_info.cold.1+0x20/0x20
[  298.502029] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.511302]  warn_alloc.cold.116+0xb7/0x1bd
[  298.513857] syz-executor5 cpuset=syz5 mems_allowed=0
[  298.515990]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  298.549411]  ? lock_downgrade+0x900/0x900
[  298.553552]  ? trace_hardirqs_off+0xb8/0x310
[  298.557960]  ? trace_hardirqs_off+0xb8/0x310
[  298.562360]  __alloc_pages_slowpath+0x26e8/0x2e10
[  298.567209]  ? warn_alloc+0x120/0x120
[  298.570996]  ? print_usage_bug+0xc0/0xc0
[  298.575045]  ? warn_alloc+0x120/0x120
[  298.578845]  ? warn_alloc+0x120/0x120
[  298.582634]  ? print_usage_bug+0xc0/0xc0
[  298.586686]  ? print_usage_bug+0xc0/0xc0
[  298.590736]  ? __lock_acquire+0x62f/0x4c20
[  298.594964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.600486]  ? should_fail+0x22d/0xd01
[  298.604364]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.609453]  ? __lock_acquire+0x62f/0x4c20
[  298.613677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.618767]  ? __lock_acquire+0x62f/0x4c20
[  298.622986]  ? should_fail+0x22d/0xd01
[  298.626894]  ? find_held_lock+0x36/0x1c0
[  298.630944]  ? mark_held_locks+0x130/0x130
[  298.635165]  ? mark_held_locks+0x130/0x130
[  298.639384]  ? zap_class+0x640/0x640
[  298.643083]  ? zap_class+0x640/0x640
[  298.646787]  ? print_usage_bug+0xc0/0xc0
[  298.650838]  ? do_raw_spin_unlock+0xa7/0x330
[  298.655233]  ? zap_class+0x640/0x640
[  298.658932]  ? print_usage_bug+0xc0/0xc0
[  298.662996]  ? wq_watchdog_touch+0x9c/0xfe
[  298.667222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.672749]  ? check_preemption_disabled+0x48/0x280
[  298.677758]  ? __lock_is_held+0xb5/0x140
[  298.681813]  __alloc_pages_nodemask+0xa80/0xde0
[  298.686470]  ? zap_class+0x640/0x640
[  298.690175]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  298.695184]  ? find_held_lock+0x36/0x1c0
[  298.699241]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.703896]  ? lock_downgrade+0x900/0x900
[  298.708034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.713568]  cache_grow_begin+0xa5/0x8c0
[  298.717614]  ? do_raw_spin_unlock+0xa7/0x330
[  298.722012]  fallback_alloc+0x204/0x2e0
[  298.725979]  ____cache_alloc_node+0x1c7/0x1e0
[  298.730466]  kmem_cache_alloc_node+0xe3/0x730
[  298.734951]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.739182]  __alloc_skb+0x119/0x770
[  298.742881]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.748147]  ? netdev_alloc_frag+0x1f0/0x1f0
[  298.752540]  ? lock_downgrade+0x900/0x900
[  298.756684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.762216]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.767654]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.773092]  ? addrconf_rs_timer+0x690/0x690
[  298.777493]  ndisc_alloc_skb+0x144/0x340
[  298.781540]  ndisc_send_rs+0x331/0x6e0
[  298.785418]  addrconf_rs_timer+0x314/0x690
[  298.789645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.793873]  call_timer_fn+0x272/0x920
[  298.797745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.801966]  ? process_timeout+0x40/0x40
[  298.806020]  ? __run_timers+0x7da/0xc70
[  298.809980]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.814460]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.818941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.823167]  ? lockdep_hardirqs_on+0x296/0x5b0
[  298.827737]  ? trace_hardirqs_on+0xbd/0x310
[  298.832043]  ? kasan_check_read+0x11/0x20
[  298.836177]  ? __run_timers+0x7da/0xc70
[  298.840137]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.845228]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.849451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.853670]  __run_timers+0x7e5/0xc70
[  298.857481]  ? timer_fixup_init+0x70/0x70
[  298.861617]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.866618]  ? zap_class+0x640/0x640
[  298.870327]  ? enqueue_hrtimer+0x1a5/0x560
[  298.874554]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.879734]  ? find_held_lock+0x36/0x1c0
[  298.883788]  ? zap_class+0x640/0x640
[  298.887514]  ? pvclock_read_flags+0x160/0x160
[  298.892087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.897630]  ? check_preemption_disabled+0x48/0x280
[  298.902638]  ? __lock_is_held+0xb5/0x140
[  298.906685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.912219]  ? check_preemption_disabled+0x48/0x280
[  298.917225]  run_timer_softirq+0x52/0xb0
[  298.921271]  ? rcu_read_lock_sched_held+0x14f/0x180
[  298.926275]  __do_softirq+0x308/0xb7e
[  298.930063]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  298.934551]  ? lock_downgrade+0x900/0x900
[  298.938688]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  298.943785]  ? pvclock_read_flags+0x160/0x160
[  298.948279]  ? lapic_next_event+0x5a/0x90
[  298.952417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.957952]  ? kvm_clock_read+0x18/0x30
[  298.961914]  ? kvm_sched_clock_read+0x9/0x20
[  298.966306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.971831]  ? check_preemption_disabled+0x48/0x280
[  298.976854]  irq_exit+0x17f/0x1c0
[  298.980296]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.985132]  ? smp_reschedule_interrupt+0x109/0x650
[  298.990133]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.996004]  ? interrupt_entry+0xb5/0xc0
[  299.000052]  ? trace_hardirqs_off_caller+0xbb/0x310
[  299.005065]  ? trace_hardirqs_off_caller+0xbb/0x310
[  299.010066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.014899]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.019902]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.024902]  ? task_prio+0x50/0x50
[  299.028426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.033950]  ? check_preemption_disabled+0x48/0x280
[  299.038956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.043793]  apic_timer_interrupt+0xf/0x20
[  299.048012]  </IRQ>
[  299.050239] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  299.056112] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  299.074996] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  299.082691] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  299.089946] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  299.097200] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  299.104455] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  299.111711] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  299.118985]  ? save_stack+0xa9/0xd0
[  299.122621]  __kmalloc_node_track_caller+0x3c/0x70
[  299.127545]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  299.132288]  pskb_expand_head+0x230/0x10f0
[  299.136508]  ? check_preemption_disabled+0x48/0x280
[  299.141534]  ? memcpy+0x45/0x50
[  299.144810]  ? __copy_skb_header+0x350/0x6b0
[  299.149218]  ? skb_release_data+0x880/0x880
[  299.153533]  ? __alloc_skb+0x770/0x770
[  299.157423]  ? __lock_is_held+0xb5/0x140
[  299.161873]  ? kasan_check_write+0x14/0x20
[  299.166096]  ? __skb_clone+0x6c7/0xa00
[  299.169972]  ? __copy_skb_header+0x6b0/0x6b0
[  299.174369]  ? kmem_cache_alloc+0x33a/0x730
[  299.178680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.184208]  skb_ensure_writable+0x3dd/0x640
[  299.188607]  ? skb_checksum_setup+0xaa0/0xaa0
[  299.193090]  ? preempt_notifier_register+0x200/0x200
[  299.198265]  ? __switch_to_asm+0x34/0x70
[  299.202313]  ? __switch_to_asm+0x34/0x70
[  299.206358]  ? __switch_to_asm+0x40/0x70
[  299.210404]  ? __switch_to_asm+0x34/0x70
[  299.214447]  ? __switch_to_asm+0x40/0x70
[  299.218495]  ? __switch_to_asm+0x40/0x70
[  299.222547]  ? __switch_to_asm+0x34/0x70
[  299.226593]  ? __switch_to_asm+0x34/0x70
[  299.230645]  ? __switch_to_asm+0x40/0x70
[  299.234692]  ? __switch_to_asm+0x34/0x70
[  299.238741]  bpf_clone_redirect+0x14a/0x490
[  299.243057]  bpf_prog_210052181be91187+0x25d/0x1000
[  299.248062]  ? __sched_text_start+0x8/0x8
[  299.252200]  ? retint_kernel+0x2d/0x2d
[  299.256076]  ? trace_hardirqs_on_caller+0xc0/0x310
[  299.261000]  ? find_held_lock+0x36/0x1c0
[  299.265052]  ? lock_acquire+0x1ed/0x520
[  299.269014]  ? bpf_test_run+0x3cb/0x780
[  299.272975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.278499]  ? check_preemption_disabled+0x48/0x280
[  299.283514]  ? kasan_check_read+0x11/0x20
[  299.287649]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  299.292912]  ? rcu_softirq_qs+0x20/0x20
[  299.296876]  ? preempt_schedule+0x4d/0x60
[  299.301014]  ? ___preempt_schedule+0x16/0x18
[  299.305425]  ? bpf_test_run+0x25d/0x780
[  299.309393]  ? netlink_diag_dump+0x2a0/0x2a0
[  299.313792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.319318]  ? bpf_test_init.isra.10+0x70/0x100
[  299.323979]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  299.328731]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  299.333560]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  299.339085]  ? fput+0x130/0x1a0
[  299.342353]  ? __bpf_prog_get+0x9b/0x290
[  299.346514]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  299.351344]  ? bpf_prog_test_run+0x130/0x1a0
[  299.355739]  ? __x64_sys_bpf+0x3d8/0x520
[  299.359793]  ? bpf_prog_get+0x20/0x20
[  299.363587]  ? do_syscall_64+0x142/0x820
[  299.367635]  ? do_syscall_64+0x157/0x820
[  299.371688]  ? do_syscall_64+0x1b9/0x820
[  299.375732]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  299.381098]  ? syscall_return_slowpath+0x5e0/0x5e0
[  299.386011]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.390839]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.395843]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  299.400848]  ? prepare_exit_to_usermode+0x291/0x3b0
[  299.405858]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.410691]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.416052] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  299.416056] warn_alloc_show_mem: 1 callbacks suppressed
[  299.416061] Mem-Info:
[  299.423316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.428672] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  299.428672]  active_file:14 inactive_file:13 isolated_file:0
[  299.428672]  unevictable:0 dirty:0 writeback:0 unstable:0
[  299.428672]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  299.428672]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  299.428672]  free:13753 free_pcp:301 free_cma:0
[  299.431039] Call Trace:
[  299.440400] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  299.473426]  <IRQ>
[  299.475984] Node 0 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
[  299.503724]  dump_stack+0x244/0x39d
[  299.505837] lowmem_reserve[]: 0 2818 6321 6321
[  299.531931]  ? dump_stack_print_info.cold.1+0x20/0x20
[  299.535527] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  299.540098]  warn_alloc.cold.116+0xb7/0x1bd
[  299.545249] lowmem_reserve[]: 0 0 3503 3503
[  299.573072]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.577361] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  299.581673]  ? lock_downgrade+0x900/0x900
[  299.586477] lowmem_reserve[]: 0 0 0 0
[  299.615532]  ? trace_hardirqs_off+0xb8/0x310
[  299.619649] 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
[  299.623432]  ? trace_hardirqs_off+0xb8/0x310
[  299.627803] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  299.641309]  __alloc_pages_slowpath+0x26e8/0x2e10
[  299.645681] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  299.661379]  ? warn_alloc+0x120/0x120
[  299.666174] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  299.681155]  ? print_usage_bug+0xc0/0xc0
[  299.684925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  299.693747]  ? warn_alloc+0x120/0x120
[  299.697774] 4367 total pagecache pages
[  299.706327]  ? warn_alloc+0x120/0x120
[  299.710096] 0 pages in swap cache
[  299.713957]  ? print_usage_bug+0xc0/0xc0
[  299.717732] Swap cache stats: add 0, delete 0, find 0/0
[  299.721166]  ? kvm_clock_read+0x18/0x30
[  299.725193] Free swap  = 0kB
[  299.730534]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  299.734473] Total swap = 0kB
[  299.734479] 1965979 pages RAM
[  299.737484]  ? print_usage_bug+0xc0/0xc0
[  299.742471] 0 pages HighMem/MovableOnly
[  299.745482]  ? __lock_acquire+0x62f/0x4c20
[  299.748559] 342853 pages reserved
[  299.752696]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.756651] 0 pages cma reserved
[  299.760865]  ? should_fail+0x22d/0xd01
[  299.764346] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  299.769794]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  299.769808]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.769822]  ? __lock_acquire+0x62f/0x4c20
[  299.773209] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  299.777026]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.783492] syz-executor4 cpuset=syz4 mems_allowed=0
[  299.788755]  ? __lock_acquire+0x62f/0x4c20
[  299.788768]  ? should_fail+0x22d/0xd01
[  299.826897]  ? rcu_irq_exit+0x1a2/0x390
[  299.830875]  ? mark_held_locks+0x130/0x130
[  299.835099]  ? mark_held_locks+0x130/0x130
[  299.839324]  ? mark_held_locks+0xc7/0x130
[  299.843465]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  299.848473]  ? zap_class+0x640/0x640
[  299.852171]  ? print_usage_bug+0xc0/0xc0
[  299.856241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.861764]  ? check_preemption_disabled+0x48/0x280
[  299.866777]  ? __lock_is_held+0xb5/0x140
[  299.870827]  __alloc_pages_nodemask+0xa80/0xde0
[  299.875482]  ? zap_class+0x640/0x640
[  299.879186]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  299.884199]  ? find_held_lock+0x36/0x1c0
[  299.888255]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.892914]  ? lock_downgrade+0x900/0x900
[  299.897051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.902579]  cache_grow_begin+0xa5/0x8c0
[  299.906635]  ? do_raw_spin_unlock+0xa7/0x330
[  299.911035]  fallback_alloc+0x204/0x2e0
[  299.914999]  ____cache_alloc_node+0x1c7/0x1e0
[  299.919487]  kmem_cache_alloc_node+0xe3/0x730
[  299.923973]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.928214]  __alloc_skb+0x119/0x770
[  299.931915]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  299.937195]  ? netdev_alloc_frag+0x1f0/0x1f0
[  299.941594]  ? lock_downgrade+0x900/0x900
[  299.945739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.951262]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.956719]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.962165]  ? addrconf_rs_timer+0x690/0x690
[  299.966568]  ndisc_alloc_skb+0x144/0x340
[  299.970622]  ndisc_send_rs+0x331/0x6e0
[  299.974498]  addrconf_rs_timer+0x314/0x690
[  299.978735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.982962]  call_timer_fn+0x272/0x920
[  299.986835]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.991055]  ? process_timeout+0x40/0x40
[  299.995108]  ? mark_held_locks+0xc7/0x130
[  299.999244]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.003722]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.008212]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.012433]  ? lockdep_hardirqs_on+0x296/0x5b0
[  300.017008]  ? trace_hardirqs_on+0xbd/0x310
[  300.021316]  ? kasan_check_read+0x11/0x20
[  300.025477]  ? __run_timers+0x7da/0xc70
[  300.029446]  ? trace_hardirqs_off_caller+0x310/0x310
[  300.034541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.038766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.042994]  __run_timers+0x7e5/0xc70
[  300.046785]  ? timer_fixup_init+0x70/0x70
[  300.050920]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  300.055931]  ? zap_class+0x640/0x640
[  300.059646]  ? print_usage_bug+0xc0/0xc0
[  300.063692]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  300.068877]  ? find_held_lock+0x36/0x1c0
[  300.072928]  ? zap_class+0x640/0x640
[  300.076632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.082155]  ? check_preemption_disabled+0x48/0x280
[  300.087166]  ? __lock_is_held+0xb5/0x140
[  300.091226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.096753]  ? check_preemption_disabled+0x48/0x280
[  300.101770]  run_timer_softirq+0x52/0xb0
[  300.105827]  ? rcu_read_lock_sched_held+0x14f/0x180
[  300.110832]  __do_softirq+0x308/0xb7e
[  300.114621]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  300.119098]  ? lock_downgrade+0x900/0x900
[  300.123330]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  300.128424]  ? pvclock_read_flags+0x160/0x160
[  300.132915]  ? lapic_next_event+0x5a/0x90
[  300.137050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.142577]  ? kvm_clock_read+0x18/0x30
[  300.146548]  ? kvm_sched_clock_read+0x9/0x20
[  300.150960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.156486]  ? check_preemption_disabled+0x48/0x280
[  300.161510]  irq_exit+0x17f/0x1c0
[  300.164949]  smp_apic_timer_interrupt+0x1cb/0x760
[  300.169777]  ? smp_reschedule_interrupt+0x109/0x650
[  300.174780]  ? smp_call_function_single_interrupt+0x650/0x650
[  300.180647]  ? interrupt_entry+0xb5/0xc0
[  300.184693]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.189693]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.194700]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.199532]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.204536]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.209543]  ? task_prio+0x50/0x50
[  300.213071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.218607]  ? check_preemption_disabled+0x48/0x280
[  300.223612]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.228452]  apic_timer_interrupt+0xf/0x20
[  300.232666]  </IRQ>
[  300.234890] RIP: 0010:console_unlock+0x102f/0x1190
[  300.239807] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  300.258779] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  300.266470] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  300.273727] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  300.280981] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  300.288234] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  300.295487] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  300.302746]  ? netconsole_netdev_event+0x280/0x280
[  300.307668]  ? console_unlock+0x1026/0x1190
[  300.312004]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  300.316681]  ? vprintk_emit+0x846/0x990
[  300.320656]  ? lock_release+0xa00/0xa00
[  300.324620]  ? trace_hardirqs_on+0x70/0x310
[  300.329427]  ? vprintk_default+0x28/0x30
[  300.333476]  ? trace_hardirqs_off_caller+0x310/0x310
[  300.338575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.344102]  vprintk_emit+0x391/0x990
[  300.347977]  ? wake_up_klogd+0x180/0x180
[  300.352027]  ? find_held_lock+0x11/0x1c0
[  300.356085]  ? mark_held_locks+0xc7/0x130
[  300.360235]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.364714]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.369201]  vprintk_default+0x28/0x30
[  300.373090]  vprintk_func+0x7e/0x181
[  300.376792]  printk+0xa7/0xcf
[  300.379883]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  300.384644]  ? _raw_spin_unlock_irq+0x60/0x80
[  300.389140]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  300.394416]  dump_header+0x7cc/0xf72
[  300.398122]  ? pagefault_out_of_memory+0x197/0x197
[  300.403059]  ? percpu_ref_get_many+0x240/0x240
[  300.407636]  ? zap_class+0x640/0x640
[  300.411341]  ? print_usage_bug+0xc0/0xc0
[  300.415392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.420920]  ? find_held_lock+0x36/0x1c0
[  300.424972]  ? mark_held_locks+0xc7/0x130
[  300.429108]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  300.434198]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  300.439289]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  300.443859]  ? trace_hardirqs_on+0xbd/0x310
[  300.448169]  ? kasan_check_read+0x11/0x20
[  300.452301]  ? ___ratelimit+0x3b4/0x672
[  300.456263]  ? trace_hardirqs_off_caller+0x310/0x310
[  300.461355]  ? trace_hardirqs_on+0x310/0x310
[  300.465749]  ? lock_downgrade+0x900/0x900
[  300.469886]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  300.474996]  ? ___ratelimit+0x3b9/0x672
[  300.478968]  ? idr_get_free+0xf70/0xf70
[  300.482927]  ? find_held_lock+0x36/0x1c0
[  300.486979]  oom_kill_process.cold.27+0x10/0x903
[  300.491720]  ? zap_class+0x640/0x640
[  300.495427]  ? check_preemption_disabled+0x48/0x280
[  300.500439]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.505355]  ? kasan_check_read+0x11/0x20
[  300.509488]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.514750]  ? oom_evaluate_task+0x540/0x540
[  300.519149]  ? find_held_lock+0x36/0x1c0
[  300.523222]  ? out_of_memory+0x974/0x1430
[  300.527359]  ? lock_downgrade+0x900/0x900
[  300.531499]  ? check_preemption_disabled+0x48/0x280
[  300.536504]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.541421]  ? kasan_check_read+0x11/0x20
[  300.545553]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.550817]  ? rcu_softirq_qs+0x20/0x20
[  300.554779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.560301]  ? oom_evaluate_task+0x302/0x540
[  300.564715]  out_of_memory+0xa84/0x1430
[  300.568685]  ? oom_killer_disable+0x3a0/0x3a0
[  300.573169]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  300.578089]  ? __ww_mutex_check_waiters+0x160/0x160
[  300.583101]  __alloc_pages_slowpath+0x2354/0x2e10
[  300.587939]  ? do_raw_spin_trylock+0x270/0x270
[  300.592531]  ? warn_alloc+0x120/0x120
[  300.596326]  ? debug_check_no_obj_freed+0x305/0x58d
[  300.601330]  ? drain_local_pages_wq+0x40/0x40
[  300.605811]  ? __lock_acquire+0x62f/0x4c20
[  300.610032]  ? trace_hardirqs_on+0x310/0x310
[  300.614446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.619978]  ? should_fail+0x22d/0xd01
[  300.623851]  ? mark_held_locks+0x130/0x130
[  300.628084]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.633177]  ? zap_class+0x640/0x640
[  300.636883]  ? trace_hardirqs_on+0x310/0x310
[  300.641281]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  300.646829]  ? __lock_is_held+0xb5/0x140
[  300.650887]  ? lock_release+0xa00/0xa00
[  300.654851]  ? perf_trace_sched_process_exec+0x860/0x860
[  300.660296]  ? __might_sleep+0x95/0x190
[  300.664261]  __alloc_pages_nodemask+0xa80/0xde0
[  300.668923]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  300.673931]  ? lock_downgrade+0x900/0x900
[  300.678072]  ? check_preemption_disabled+0x48/0x280
[  300.683077]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.687994]  ? kasan_check_read+0x11/0x20
[  300.692128]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.697402]  ? unwind_dump+0x190/0x190
[  300.701283]  ? is_bpf_text_address+0xd3/0x170
[  300.705767]  ? kernel_text_address+0x79/0xf0
[  300.710163]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  300.715689]  alloc_pages_current+0x173/0x350
[  300.720087]  depot_save_stack+0x3f1/0x470
[  300.724224]  save_stack+0xa9/0xd0
[  300.727664]  ? save_stack+0x43/0xd0
[  300.731280]  ? kasan_kmalloc+0xc7/0xe0
[  300.735155]  ? kasan_slab_alloc+0x12/0x20
[  300.739291]  ? kmem_cache_alloc_node+0x131/0x730
[  300.744034]  ? __alloc_skb+0x119/0x770
[  300.747906]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  300.752647]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  300.757649]  ? rtmsg_ifinfo+0x8c/0xa0
[  300.761437]  ? dev_close_many+0x3be/0x860
[  300.765573]  ? rollback_registered_many+0x543/0x1250
[  300.770662]  ? rollback_registered+0x1e9/0x420
[  300.775230]  ? unregister_netdevice_queue+0x321/0x5e0
[  300.780407]  ? __tun_detach+0x11b8/0x15c0
[  300.784541]  ? tun_chr_close+0xe3/0x180
[  300.788498]  ? __fput+0x385/0xa30
[  300.791935]  ? ____fput+0x15/0x20
[  300.795383]  ? task_work_run+0x1e8/0x2a0
[  300.799435]  ? do_exit+0x1ad6/0x26d0
[  300.803140]  ? do_group_exit+0x177/0x440
[  300.807185]  ? get_signal+0x8b0/0x1980
[  300.811060]  ? do_signal+0x9c/0x21c0
[  300.814760]  ? exit_to_usermode_loop+0x2e5/0x380
[  300.819500]  ? do_syscall_64+0x6be/0x820
[  300.823547]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  300.828899]  ? lock_downgrade+0x900/0x900
[  300.833058]  ? quarantine_reduce+0x163/0x1a0
[  300.837456]  ? trace_hardirqs_off_caller+0x310/0x310
[  300.842551]  ? ___cache_free+0x2e/0x380
[  300.846532]  ? quarantine_reduce+0x189/0x1a0
[  300.850926]  ? kasan_unpoison_shadow+0x35/0x50
[  300.855495]  kasan_kmalloc+0xc7/0xe0
[  300.859205]  kasan_slab_alloc+0x12/0x20
[  300.863176]  kmem_cache_alloc_node+0x131/0x730
[  300.867745]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.872668]  __alloc_skb+0x119/0x770
[  300.876378]  ? netdev_alloc_frag+0x1f0/0x1f0
[  300.880777]  ? if_nlmsg_size+0x5d1/0xbb0
[  300.884830]  ? rtnetlink_put_metrics+0x690/0x690
[  300.889577]  ? sk_psock_stop_strp+0x120/0x120
[  300.894056]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  300.899072]  ? netif_tx_stop_all_queues+0xd9/0x110
[  300.903989]  rtmsg_ifinfo_build_skb+0x74/0x190
[  300.908664]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  300.913497]  rtmsg_ifinfo+0x8c/0xa0
[  300.917114]  dev_close_many+0x3be/0x860
[  300.921104]  ? dev_fill_metadata_dst+0x840/0x840
[  300.925852]  ? find_held_lock+0x36/0x1c0
[  300.929907]  ? __queue_work+0x671/0x1440
[  300.933955]  ? lock_downgrade+0x900/0x900
[  300.938091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.943616]  ? rtnl_is_locked+0xb5/0xf0
[  300.947574]  ? rtnl_trylock+0x20/0x20
[  300.951364]  ? do_raw_spin_unlock+0xa7/0x330
[  300.955762]  ? do_raw_spin_trylock+0x270/0x270
[  300.960332]  rollback_registered_many+0x543/0x1250
[  300.965253]  ? generic_xdp_install+0x5a0/0x5a0
[  300.969827]  ? flush_rcu_work+0x90/0x90
[  300.973789]  ? zap_class+0x640/0x640
[  300.977493]  ? print_usage_bug+0xc0/0xc0
[  300.981542]  ? print_usage_bug+0xc0/0xc0
[  300.985592]  ? zap_class+0x640/0x640
[  300.989296]  ? print_usage_bug+0xc0/0xc0
[  300.993346]  ? find_held_lock+0x36/0x1c0
[  300.997411]  ? mark_held_locks+0xc7/0x130
[  301.001548]  rollback_registered+0x1e9/0x420
[  301.006030]  ? lockdep_hardirqs_on+0x321/0x5b0
[  301.010599]  ? rollback_registered_many+0x1250/0x1250
[  301.015772]  ? trace_hardirqs_on+0xbd/0x310
[  301.020082]  ? linkwatch_schedule_work+0x150/0x170
[  301.024999]  ? trace_hardirqs_off_caller+0x310/0x310
[  301.030090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.035620]  ? rtnl_is_locked+0xb5/0xf0
[  301.039579]  ? rtnl_trylock+0x20/0x20
[  301.043370]  ? queue_delayed_work_on+0x130/0x1f0
[  301.048136]  unregister_netdevice_queue+0x321/0x5e0
[  301.053138]  ? rollback_registered+0x420/0x420
[  301.057707]  ? linkwatch_schedule_work+0x170/0x170
[  301.062626]  ? tun_setup+0x2d0/0x2d0
[  301.066328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.071859]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  301.077211]  ? __tun_detach+0x6ba/0x15c0
[  301.081266]  __tun_detach+0x11b8/0x15c0
[  301.085227]  ? __call_rcu.constprop.55+0x3ea/0x950
[  301.090140]  ? __call_rcu.constprop.55+0x3ea/0x950
[  301.095060]  ? tun_attach+0x1900/0x1900
[  301.099034]  ? trace_hardirqs_off_caller+0x310/0x310
[  301.104125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.109650]  ? check_preemption_disabled+0x48/0x280
[  301.114650]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  301.119224]  ? zap_class+0x640/0x640
[  301.122924]  ? fsnotify+0x4e5/0xf20
[  301.126538]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.132068]  ? locks_remove_file+0x3c6/0x5c0
[  301.136468]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  301.141989]  ? ima_file_free+0x132/0x650
[  301.146040]  ? __lock_is_held+0xb5/0x140
[  301.150090]  ? __tun_detach+0x15c0/0x15c0
[  301.154241]  ? __tun_detach+0x15c0/0x15c0
[  301.158375]  tun_chr_close+0xe3/0x180
[  301.162423]  __fput+0x385/0xa30
[  301.165698]  ? get_max_files+0x20/0x20
[  301.169582]  ? perf_trace_sched_process_exec+0x860/0x860
[  301.175023]  ____fput+0x15/0x20
[  301.178293]  task_work_run+0x1e8/0x2a0
[  301.182171]  ? task_work_cancel+0x240/0x240
[  301.186484]  ? switch_task_namespaces+0xb8/0xd0
[  301.191156]  do_exit+0x1ad6/0x26d0
[  301.194689]  ? mm_update_next_owner+0x990/0x990
[  301.199349]  ? print_usage_bug+0xc0/0xc0
[  301.203397]  ? find_held_lock+0x36/0x1c0
[  301.207456]  ? mark_held_locks+0x130/0x130
[  301.211681]  ? __lock_acquire+0x62f/0x4c20
[  301.215901]  ? pipe_wait+0x266/0x2c0
[  301.219605]  ? lock_release+0xa00/0xa00
[  301.223658]  ? mark_held_locks+0x130/0x130
[  301.227885]  ? __mutex_lock+0x85e/0x16f0
[  301.231934]  ? __switch_to_asm+0x40/0x70
[  301.235980]  ? pipe_wait+0x266/0x2c0
[  301.239681]  ? __switch_to_asm+0x34/0x70
[  301.243724]  ? __switch_to_asm+0x40/0x70
[  301.247773]  ? mutex_trylock+0x2b0/0x2b0
[  301.251823]  ? zap_class+0x640/0x640
[  301.255537]  ? zap_class+0x640/0x640
[  301.259236]  ? find_held_lock+0x36/0x1c0
[  301.263290]  ? memset+0x31/0x40
[  301.266560]  ? find_held_lock+0x36/0x1c0
[  301.270610]  ? get_signal+0x95b/0x1980
[  301.274493]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.278972]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.283463]  do_group_exit+0x177/0x440
[  301.287348]  ? trace_hardirqs_off_caller+0x310/0x310
[  301.292447]  ? __ia32_sys_exit+0x50/0x50
[  301.296500]  get_signal+0x8b0/0x1980
[  301.300205]  ? ptrace_notify+0x130/0x130
[  301.304255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.309777]  ? pipe_read+0x702/0x940
[  301.313480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.319012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.324544]  ? __vfs_read+0x11f/0x9b0
[  301.328342]  do_signal+0x9c/0x21c0
[  301.331874]  ? fsnotify+0xf20/0xf20
[  301.335490]  ? setup_sigcontext+0x7d0/0x7d0
[  301.339808]  ? exit_to_usermode_loop+0x8c/0x380
[  301.344465]  ? exit_to_usermode_loop+0x8c/0x380
[  301.349123]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  301.353691]  ? trace_hardirqs_on+0xbd/0x310
[  301.357998]  ? do_syscall_64+0x6be/0x820
[  301.362052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.367600]  exit_to_usermode_loop+0x2e5/0x380
[  301.372176]  ? __bpf_trace_sys_exit+0x30/0x30
[  301.376665]  do_syscall_64+0x6be/0x820
[  301.380539]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  301.385888]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.390805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.395634]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.400640]  ? prepare_exit_to_usermode+0x291/0x3b0
[  301.405646]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.410482]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.415655] RIP: 0033:0x410fa0
[  301.418852] Code: Bad RIP value.
[  301.422201] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  301.429891] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  301.437146] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  301.444399] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  301.451653] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  301.458905] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  301.466177] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  301.466252] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.473533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.473537] Call Trace:
[  301.473542]  <IRQ>
[  301.473556]  dump_stack+0x244/0x39d
[  301.473586]  ? dump_stack_print_info.cold.1+0x20/0x20
[  301.480134] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.489508]  warn_alloc.cold.116+0xb7/0x1bd
[  301.492083] syz-executor5 cpuset=syz5 mems_allowed=0
[  301.494212]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.527638]  ? lock_downgrade+0x900/0x900
[  301.531797]  ? trace_hardirqs_off+0xb8/0x310
[  301.536195]  ? trace_hardirqs_off+0xb8/0x310
[  301.540598]  __alloc_pages_slowpath+0x26e8/0x2e10
[  301.545449]  ? warn_alloc+0x120/0x120
[  301.549362]  ? print_usage_bug+0xc0/0xc0
[  301.553418]  ? warn_alloc+0x120/0x120
[  301.557209]  ? warn_alloc+0x120/0x120
[  301.561007]  ? print_usage_bug+0xc0/0xc0
[  301.565059]  ? print_usage_bug+0xc0/0xc0
[  301.569106]  ? __lock_acquire+0x62f/0x4c20
[  301.573331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.578857]  ? should_fail+0x22d/0xd01
[  301.582733]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.587838]  ? __lock_acquire+0x62f/0x4c20
[  301.592060]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.597148]  ? __lock_acquire+0x62f/0x4c20
[  301.601365]  ? should_fail+0x22d/0xd01
[  301.605252]  ? find_held_lock+0x36/0x1c0
[  301.609313]  ? mark_held_locks+0x130/0x130
[  301.613539]  ? mark_held_locks+0x130/0x130
[  301.617758]  ? zap_class+0x640/0x640
[  301.621458]  ? zap_class+0x640/0x640
[  301.625154]  ? print_usage_bug+0xc0/0xc0
[  301.629201]  ? do_raw_spin_unlock+0xa7/0x330
[  301.633595]  ? zap_class+0x640/0x640
[  301.637304]  ? print_usage_bug+0xc0/0xc0
[  301.641355]  ? wq_watchdog_touch+0x9c/0xfe
[  301.645579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.651206]  ? check_preemption_disabled+0x48/0x280
[  301.656306]  ? __lock_is_held+0xb5/0x140
[  301.660357]  __alloc_pages_nodemask+0xa80/0xde0
[  301.665010]  ? zap_class+0x640/0x640
[  301.668713]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  301.673723]  ? find_held_lock+0x36/0x1c0
[  301.677778]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.682434]  ? lock_downgrade+0x900/0x900
[  301.686579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.692104]  cache_grow_begin+0xa5/0x8c0
[  301.696148]  ? do_raw_spin_unlock+0xa7/0x330
[  301.700552]  fallback_alloc+0x204/0x2e0
[  301.704518]  ____cache_alloc_node+0x1c7/0x1e0
[  301.709002]  kmem_cache_alloc_node+0xe3/0x730
[  301.713484]  ? ipv6_get_ifaddr+0x42e/0x620
[  301.717714]  __alloc_skb+0x119/0x770
[  301.721414]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  301.726677]  ? netdev_alloc_frag+0x1f0/0x1f0
[  301.731071]  ? lock_downgrade+0x900/0x900
[  301.735212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.740737]  ? refcount_sub_and_test_checked+0x203/0x310
[  301.746179]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  301.751615]  ? addrconf_rs_timer+0x690/0x690
[  301.756020]  ndisc_alloc_skb+0x144/0x340
[  301.760075]  ndisc_send_rs+0x331/0x6e0
[  301.763952]  addrconf_rs_timer+0x314/0x690
[  301.768175]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.772402]  call_timer_fn+0x272/0x920
[  301.776271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.780493]  ? process_timeout+0x40/0x40
[  301.784559]  ? __run_timers+0x7da/0xc70
[  301.788521]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.793007]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.797486]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.801720]  ? lockdep_hardirqs_on+0x296/0x5b0
[  301.806294]  ? trace_hardirqs_on+0xbd/0x310
[  301.810604]  ? kasan_check_read+0x11/0x20
[  301.814734]  ? __run_timers+0x7da/0xc70
[  301.818782]  ? trace_hardirqs_off_caller+0x310/0x310
[  301.823872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.828095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.832314]  __run_timers+0x7e5/0xc70
[  301.836109]  ? timer_fixup_init+0x70/0x70
[  301.840254]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.845263]  ? zap_class+0x640/0x640
[  301.848971]  ? enqueue_hrtimer+0x1a5/0x560
[  301.853195]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.858376]  ? find_held_lock+0x36/0x1c0
[  301.862426]  ? zap_class+0x640/0x640
[  301.866135]  ? pvclock_read_flags+0x160/0x160
[  301.870620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.876142]  ? check_preemption_disabled+0x48/0x280
[  301.881160]  ? __lock_is_held+0xb5/0x140
[  301.885209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.890733]  ? check_preemption_disabled+0x48/0x280
[  301.895742]  run_timer_softirq+0x52/0xb0
[  301.899793]  ? rcu_read_lock_sched_held+0x14f/0x180
[  301.904796]  __do_softirq+0x308/0xb7e
[  301.908588]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  301.913085]  ? lock_downgrade+0x900/0x900
[  301.917224]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  301.922321]  ? pvclock_read_flags+0x160/0x160
[  301.926804]  ? lapic_next_event+0x5a/0x90
[  301.930937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.936467]  ? kvm_clock_read+0x18/0x30
[  301.940426]  ? kvm_sched_clock_read+0x9/0x20
[  301.944821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.950357]  ? check_preemption_disabled+0x48/0x280
[  301.955362]  irq_exit+0x17f/0x1c0
[  301.958800]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.963712]  ? smp_reschedule_interrupt+0x109/0x650
[  301.968712]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.974583]  ? interrupt_entry+0xb5/0xc0
[  301.978633]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.983649]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.988654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.993513]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.998648]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.003824]  ? task_prio+0x50/0x50
[  302.007357]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.012879]  ? check_preemption_disabled+0x48/0x280
[  302.017887]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.022723]  apic_timer_interrupt+0xf/0x20
[  302.026940]  </IRQ>
[  302.029165] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  302.035047] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  302.053936] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  302.061637] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  302.068892] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  302.076149] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  302.083415] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  302.090682] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  302.098042]  ? save_stack+0xa9/0xd0
[  302.101751]  __kmalloc_node_track_caller+0x3c/0x70
[  302.106668]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  302.111415]  pskb_expand_head+0x230/0x10f0
[  302.115635]  ? check_preemption_disabled+0x48/0x280
[  302.120741]  ? memcpy+0x45/0x50
[  302.124010]  ? __copy_skb_header+0x350/0x6b0
[  302.128413]  ? skb_release_data+0x880/0x880
[  302.132718]  ? __alloc_skb+0x770/0x770
[  302.136595]  ? __lock_is_held+0xb5/0x140
[  302.140647]  ? kasan_check_write+0x14/0x20
[  302.144867]  ? __skb_clone+0x6c7/0xa00
[  302.148744]  ? __copy_skb_header+0x6b0/0x6b0
[  302.153137]  ? kmem_cache_alloc+0x33a/0x730
[  302.157459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.163220]  skb_ensure_writable+0x3dd/0x640
[  302.167615]  ? skb_checksum_setup+0xaa0/0xaa0
[  302.172098]  ? preempt_notifier_register+0x200/0x200
[  302.177187]  ? __switch_to_asm+0x34/0x70
[  302.181234]  ? __switch_to_asm+0x34/0x70
[  302.185292]  ? __switch_to_asm+0x40/0x70
[  302.189334]  ? __switch_to_asm+0x34/0x70
[  302.193378]  ? __switch_to_asm+0x40/0x70
[  302.197431]  ? __switch_to_asm+0x40/0x70
[  302.201476]  ? __switch_to_asm+0x34/0x70
[  302.205525]  ? __switch_to_asm+0x34/0x70
[  302.209572]  ? __switch_to_asm+0x40/0x70
[  302.213618]  ? __switch_to_asm+0x34/0x70
[  302.217679]  bpf_clone_redirect+0x14a/0x490
[  302.221989]  bpf_prog_210052181be91187+0x25d/0x1000
[  302.226991]  ? __sched_text_start+0x8/0x8
[  302.231123]  ? retint_kernel+0x2d/0x2d
[  302.234994]  ? trace_hardirqs_on_caller+0xc0/0x310
[  302.239913]  ? find_held_lock+0x36/0x1c0
[  302.243969]  ? lock_acquire+0x1ed/0x520
[  302.247930]  ? bpf_test_run+0x3cb/0x780
[  302.251891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.257414]  ? check_preemption_disabled+0x48/0x280
[  302.262422]  ? kasan_check_read+0x11/0x20
[  302.266555]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.271818]  ? rcu_softirq_qs+0x20/0x20
[  302.275778]  ? preempt_schedule+0x4d/0x60
[  302.279910]  ? ___preempt_schedule+0x16/0x18
[  302.284313]  ? bpf_test_run+0x25d/0x780
[  302.288297]  ? netlink_diag_dump+0x2a0/0x2a0
[  302.292695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.298216]  ? bpf_test_init.isra.10+0x70/0x100
[  302.302884]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  302.307633]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  302.312467]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  302.318004]  ? fput+0x130/0x1a0
[  302.321270]  ? __bpf_prog_get+0x9b/0x290
[  302.325318]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  302.330152]  ? bpf_prog_test_run+0x130/0x1a0
[  302.334553]  ? __x64_sys_bpf+0x3d8/0x520
[  302.338610]  ? bpf_prog_get+0x20/0x20
[  302.342403]  ? do_syscall_64+0x142/0x820
[  302.346452]  ? do_syscall_64+0x157/0x820
[  302.350508]  ? do_syscall_64+0x1b9/0x820
[  302.354558]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  302.359908]  ? syscall_return_slowpath+0x5e0/0x5e0
[  302.364825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.369654]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.374659]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  302.379661]  ? prepare_exit_to_usermode+0x291/0x3b0
[  302.384682]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.389522]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  302.394887] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  302.394891] warn_alloc_show_mem: 1 callbacks suppressed
[  302.394896] Mem-Info:
[  302.402166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  302.407529] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  302.407529]  active_file:14 inactive_file:13 isolated_file:0
[  302.407529]  unevictable:0 dirty:0 writeback:0 unstable:0
[  302.407529]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  302.407529]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  302.407529]  free:13753 free_pcp:301 free_cma:0
[  302.409912] Call Trace:
[  302.419278] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  302.452199]  <IRQ>
[  302.454754] Node 0 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
[  302.482494]  dump_stack+0x244/0x39d
[  302.484608] lowmem_reserve[]: 0 2818 6321 6321
[  302.510699]  ? dump_stack_print_info.cold.1+0x20/0x20
[  302.514292] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  302.518864]  warn_alloc.cold.116+0xb7/0x1bd
[  302.524014] lowmem_reserve[]: 0 0 3503 3503
[  302.551841]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  302.556127] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  302.560431]  ? lock_downgrade+0x900/0x900
[  302.565235] lowmem_reserve[]: 0 0 0 0
[  302.594276]  ? trace_hardirqs_off+0xb8/0x310
[  302.598386] 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
[  302.602168]  ? trace_hardirqs_off+0xb8/0x310
[  302.606537] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  302.620045]  __alloc_pages_slowpath+0x26e8/0x2e10
[  302.624412] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  302.640100]  ? warn_alloc+0x120/0x120
[  302.644896] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  302.659779]  ? print_usage_bug+0xc0/0xc0
[  302.663562] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  302.672367]  ? warn_alloc+0x120/0x120
[  302.676394] 4367 total pagecache pages
[  302.684945]  ? warn_alloc+0x120/0x120
[  302.688714] 0 pages in swap cache
[  302.692575]  ? print_usage_bug+0xc0/0xc0
[  302.696341] Swap cache stats: add 0, delete 0, find 0/0
[  302.699769]  ? kvm_clock_read+0x18/0x30
[  302.703793] Free swap  = 0kB
[  302.709142]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  302.713079] Total swap = 0kB
[  302.716087]  ? print_usage_bug+0xc0/0xc0
[  302.721075] 1965979 pages RAM
[  302.724070]  ? __lock_acquire+0x62f/0x4c20
[  302.728096] 0 pages HighMem/MovableOnly
[  302.731204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.735402] 342853 pages reserved
[  302.739355]  ? should_fail+0x22d/0xd01
[  302.744856] 0 pages cma reserved
[  302.748291]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.752211] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  302.755492]  ? __lock_acquire+0x62f/0x4c20
[  302.760634] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  302.767034]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.771233] syz-executor4 cpuset=syz4 mems_allowed=0
[  302.781693]  ? __lock_acquire+0x62f/0x4c20
[  302.796058]  ? should_fail+0x22d/0xd01
[  302.799938]  ? mark_held_locks+0x130/0x130
[  302.804168]  ? mark_held_locks+0x130/0x130
[  302.808398]  ? zap_class+0x640/0x640
[  302.812101]  ? print_usage_bug+0xc0/0xc0
[  302.816151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.821676]  ? check_preemption_disabled+0x48/0x280
[  302.826684]  ? __lock_is_held+0xb5/0x140
[  302.830735]  __alloc_pages_nodemask+0xa80/0xde0
[  302.835389]  ? zap_class+0x640/0x640
[  302.839098]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  302.844115]  ? find_held_lock+0x36/0x1c0
[  302.848174]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.852842]  ? lock_downgrade+0x900/0x900
[  302.856980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.862507]  cache_grow_begin+0xa5/0x8c0
[  302.866554]  ? do_raw_spin_unlock+0xa7/0x330
[  302.870961]  fallback_alloc+0x204/0x2e0
[  302.874926]  ____cache_alloc_node+0x1c7/0x1e0
[  302.879421]  kmem_cache_alloc_node+0xe3/0x730
[  302.883904]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.888131]  __alloc_skb+0x119/0x770
[  302.891831]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.897102]  ? netdev_alloc_frag+0x1f0/0x1f0
[  302.901500]  ? lock_downgrade+0x900/0x900
[  302.905641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.911167]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.916627]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.922066]  ? addrconf_rs_timer+0x690/0x690
[  302.926469]  ndisc_alloc_skb+0x144/0x340
[  302.930517]  ndisc_send_rs+0x331/0x6e0
[  302.934393]  addrconf_rs_timer+0x314/0x690
[  302.938617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.942843]  call_timer_fn+0x272/0x920
[  302.946715]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.951022]  ? process_timeout+0x40/0x40
[  302.955077]  ? mark_held_locks+0xc7/0x130
[  302.959216]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.963695]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.968182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.972412]  ? lockdep_hardirqs_on+0x296/0x5b0
[  302.976981]  ? trace_hardirqs_on+0xbd/0x310
[  302.981289]  ? kasan_check_read+0x11/0x20
[  302.985420]  ? __run_timers+0x7da/0xc70
[  302.989382]  ? trace_hardirqs_off_caller+0x310/0x310
[  302.994493]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.998710]  __run_timers+0x7e5/0xc70
[  303.002519]  ? timer_fixup_init+0x70/0x70
[  303.006655]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.011657]  ? zap_class+0x640/0x640
[  303.015360]  ? print_usage_bug+0xc0/0xc0
[  303.019408]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  303.024587]  ? find_held_lock+0x36/0x1c0
[  303.028639]  ? zap_class+0x640/0x640
[  303.032351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.037875]  ? check_preemption_disabled+0x48/0x280
[  303.042886]  ? __lock_is_held+0xb5/0x140
[  303.046943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.052465]  ? check_preemption_disabled+0x48/0x280
[  303.057473]  run_timer_softirq+0x52/0xb0
[  303.061523]  ? rcu_read_lock_sched_held+0x14f/0x180
[  303.066525]  __do_softirq+0x308/0xb7e
[  303.070336]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  303.074835]  ? lock_downgrade+0x900/0x900
[  303.078973]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  303.084070]  ? pvclock_read_flags+0x160/0x160
[  303.088555]  ? lapic_next_event+0x5a/0x90
[  303.092687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.098213]  ? kvm_clock_read+0x18/0x30
[  303.102181]  ? kvm_sched_clock_read+0x9/0x20
[  303.106580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.112104]  ? check_preemption_disabled+0x48/0x280
[  303.117129]  irq_exit+0x17f/0x1c0
[  303.120569]  smp_apic_timer_interrupt+0x1cb/0x760
[  303.125419]  ? smp_reschedule_interrupt+0x109/0x650
[  303.130439]  ? smp_call_function_single_interrupt+0x650/0x650
[  303.136309]  ? interrupt_entry+0xb5/0xc0
[  303.140355]  ? trace_hardirqs_off_caller+0xbb/0x310
[  303.145355]  ? trace_hardirqs_off_caller+0xbb/0x310
[  303.150356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.155190]  ? trace_hardirqs_on_caller+0x310/0x310
[  303.160203]  ? trace_hardirqs_on_caller+0x310/0x310
[  303.165376]  ? task_prio+0x50/0x50
[  303.168904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.174431]  ? check_preemption_disabled+0x48/0x280
[  303.179468]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.184305]  apic_timer_interrupt+0xf/0x20
[  303.188520]  </IRQ>
[  303.190757] RIP: 0010:console_unlock+0x102f/0x1190
[  303.195676] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  303.214559] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  303.222255] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  303.229511] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  303.236780] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  303.244062] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  303.251317] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  303.258576]  ? netconsole_netdev_event+0x280/0x280
[  303.263586]  ? console_unlock+0x1026/0x1190
[  303.267907]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  303.272653]  ? vprintk_emit+0x846/0x990
[  303.276614]  ? lock_release+0xa00/0xa00
[  303.280573]  ? trace_hardirqs_on+0x70/0x310
[  303.284879]  ? vprintk_default+0x28/0x30
[  303.288930]  ? trace_hardirqs_off_caller+0x310/0x310
[  303.294019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.299546]  vprintk_emit+0x391/0x990
[  303.303350]  ? wake_up_klogd+0x180/0x180
[  303.307414]  ? find_held_lock+0x11/0x1c0
[  303.311469]  ? mark_held_locks+0xc7/0x130
[  303.315604]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.320084]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.324567]  vprintk_default+0x28/0x30
[  303.328443]  vprintk_func+0x7e/0x181
[  303.332149]  printk+0xa7/0xcf
[  303.335242]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  303.339983]  ? _raw_spin_unlock_irq+0x60/0x80
[  303.344475]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  303.349744]  dump_header+0x7cc/0xf72
[  303.353452]  ? pagefault_out_of_memory+0x197/0x197
[  303.358380]  ? percpu_ref_get_many+0x240/0x240
[  303.362963]  ? zap_class+0x640/0x640
[  303.366671]  ? print_usage_bug+0xc0/0xc0
[  303.370722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.376247]  ? find_held_lock+0x36/0x1c0
[  303.380305]  ? mark_held_locks+0xc7/0x130
[  303.384445]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  303.389551]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  303.394651]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  303.399221]  ? trace_hardirqs_on+0xbd/0x310
[  303.403529]  ? kasan_check_read+0x11/0x20
[  303.407666]  ? ___ratelimit+0x3b4/0x672
[  303.411629]  ? trace_hardirqs_off_caller+0x310/0x310
[  303.416720]  ? trace_hardirqs_on+0x310/0x310
[  303.421117]  ? lock_downgrade+0x900/0x900
[  303.425258]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  303.430346]  ? ___ratelimit+0x3b9/0x672
[  303.434307]  ? idr_get_free+0xf70/0xf70
[  303.438269]  ? find_held_lock+0x36/0x1c0
[  303.442325]  oom_kill_process.cold.27+0x10/0x903
[  303.447068]  ? zap_class+0x640/0x640
[  303.450771]  ? check_preemption_disabled+0x48/0x280
[  303.455776]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  303.460691]  ? kasan_check_read+0x11/0x20
[  303.464823]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.470085]  ? oom_evaluate_task+0x540/0x540
[  303.474484]  ? find_held_lock+0x36/0x1c0
[  303.478536]  ? out_of_memory+0x974/0x1430
[  303.482671]  ? lock_downgrade+0x900/0x900
[  303.486803]  ? check_preemption_disabled+0x48/0x280
[  303.491809]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  303.496724]  ? kasan_check_read+0x11/0x20
[  303.500857]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.506120]  ? rcu_softirq_qs+0x20/0x20
[  303.510091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.515639]  ? oom_evaluate_task+0x302/0x540
[  303.520037]  out_of_memory+0xa84/0x1430
[  303.524005]  ? oom_killer_disable+0x3a0/0x3a0
[  303.528486]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  303.533404]  ? __ww_mutex_check_waiters+0x160/0x160
[  303.538414]  __alloc_pages_slowpath+0x2354/0x2e10
[  303.543256]  ? do_raw_spin_trylock+0x270/0x270
[  303.547865]  ? warn_alloc+0x120/0x120
[  303.551663]  ? debug_check_no_obj_freed+0x305/0x58d
[  303.556669]  ? drain_local_pages_wq+0x40/0x40
[  303.561156]  ? __lock_acquire+0x62f/0x4c20
[  303.565380]  ? trace_hardirqs_on+0x310/0x310
[  303.569785]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.575314]  ? should_fail+0x22d/0xd01
[  303.579188]  ? mark_held_locks+0x130/0x130
[  303.583411]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.588505]  ? zap_class+0x640/0x640
[  303.592208]  ? trace_hardirqs_on+0x310/0x310
[  303.596606]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  303.602156]  ? __lock_is_held+0xb5/0x140
[  303.606216]  ? lock_release+0xa00/0xa00
[  303.610181]  ? perf_trace_sched_process_exec+0x860/0x860
[  303.615628]  ? __might_sleep+0x95/0x190
[  303.619594]  __alloc_pages_nodemask+0xa80/0xde0
[  303.624268]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  303.629270]  ? lock_downgrade+0x900/0x900
[  303.633415]  ? check_preemption_disabled+0x48/0x280
[  303.638422]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  303.643355]  ? kasan_check_read+0x11/0x20
[  303.647490]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.652757]  ? unwind_dump+0x190/0x190
[  303.656638]  ? is_bpf_text_address+0xd3/0x170
[  303.661130]  ? kernel_text_address+0x79/0xf0
[  303.665525]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  303.671053]  alloc_pages_current+0x173/0x350
[  303.675541]  depot_save_stack+0x3f1/0x470
[  303.679679]  save_stack+0xa9/0xd0
[  303.683124]  ? save_stack+0x43/0xd0
[  303.686736]  ? kasan_kmalloc+0xc7/0xe0
[  303.690612]  ? kasan_slab_alloc+0x12/0x20
[  303.694758]  ? kmem_cache_alloc_node+0x131/0x730
[  303.699587]  ? __alloc_skb+0x119/0x770
[  303.703460]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  303.708205]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  303.713205]  ? rtmsg_ifinfo+0x8c/0xa0
[  303.717002]  ? dev_close_many+0x3be/0x860
[  303.721139]  ? rollback_registered_many+0x543/0x1250
[  303.726223]  ? rollback_registered+0x1e9/0x420
[  303.730804]  ? unregister_netdevice_queue+0x321/0x5e0
[  303.735982]  ? __tun_detach+0x11b8/0x15c0
[  303.740122]  ? tun_chr_close+0xe3/0x180
[  303.744081]  ? __fput+0x385/0xa30
[  303.747517]  ? ____fput+0x15/0x20
[  303.750955]  ? task_work_run+0x1e8/0x2a0
[  303.755007]  ? do_exit+0x1ad6/0x26d0
[  303.758709]  ? do_group_exit+0x177/0x440
[  303.762752]  ? get_signal+0x8b0/0x1980
[  303.766636]  ? do_signal+0x9c/0x21c0
[  303.770347]  ? exit_to_usermode_loop+0x2e5/0x380
[  303.775170]  ? do_syscall_64+0x6be/0x820
[  303.779214]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  303.784564]  ? lock_downgrade+0x900/0x900
[  303.788699]  ? quarantine_reduce+0x163/0x1a0
[  303.793196]  ? trace_hardirqs_off_caller+0x310/0x310
[  303.798283]  ? ___cache_free+0x2e/0x380
[  303.802270]  ? quarantine_reduce+0x189/0x1a0
[  303.806666]  ? kasan_unpoison_shadow+0x35/0x50
[  303.811237]  kasan_kmalloc+0xc7/0xe0
[  303.814943]  kasan_slab_alloc+0x12/0x20
[  303.818905]  kmem_cache_alloc_node+0x131/0x730
[  303.823479]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  303.828399]  __alloc_skb+0x119/0x770
[  303.832111]  ? netdev_alloc_frag+0x1f0/0x1f0
[  303.836507]  ? if_nlmsg_size+0x5d1/0xbb0
[  303.840557]  ? rtnetlink_put_metrics+0x690/0x690
[  303.845306]  ? sk_psock_stop_strp+0x120/0x120
[  303.849782]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  303.854781]  ? netif_tx_stop_all_queues+0xd9/0x110
[  303.859699]  rtmsg_ifinfo_build_skb+0x74/0x190
[  303.864270]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  303.869113]  rtmsg_ifinfo+0x8c/0xa0
[  303.872728]  dev_close_many+0x3be/0x860
[  303.876693]  ? dev_fill_metadata_dst+0x840/0x840
[  303.881437]  ? find_held_lock+0x36/0x1c0
[  303.885489]  ? __queue_work+0x671/0x1440
[  303.889537]  ? lock_downgrade+0x900/0x900
[  303.893699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.899220]  ? rtnl_is_locked+0xb5/0xf0
[  303.903178]  ? rtnl_trylock+0x20/0x20
[  303.906962]  ? do_raw_spin_unlock+0xa7/0x330
[  303.911354]  ? do_raw_spin_trylock+0x270/0x270
[  303.915930]  rollback_registered_many+0x543/0x1250
[  303.920847]  ? generic_xdp_install+0x5a0/0x5a0
[  303.925423]  ? flush_rcu_work+0x90/0x90
[  303.929387]  ? zap_class+0x640/0x640
[  303.933098]  ? print_usage_bug+0xc0/0xc0
[  303.937145]  ? print_usage_bug+0xc0/0xc0
[  303.941193]  ? zap_class+0x640/0x640
[  303.944894]  ? print_usage_bug+0xc0/0xc0
[  303.948962]  ? find_held_lock+0x36/0x1c0
[  303.953032]  ? mark_held_locks+0xc7/0x130
[  303.957176]  rollback_registered+0x1e9/0x420
[  303.961572]  ? lockdep_hardirqs_on+0x321/0x5b0
[  303.966141]  ? rollback_registered_many+0x1250/0x1250
[  303.971319]  ? trace_hardirqs_on+0xbd/0x310
[  303.975627]  ? linkwatch_schedule_work+0x150/0x170
[  303.980543]  ? trace_hardirqs_off_caller+0x310/0x310
[  303.985634]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.991166]  ? rtnl_is_locked+0xb5/0xf0
[  303.995128]  ? rtnl_trylock+0x20/0x20
[  303.998923]  ? queue_delayed_work_on+0x130/0x1f0
[  304.003669]  unregister_netdevice_queue+0x321/0x5e0
[  304.008675]  ? rollback_registered+0x420/0x420
[  304.013245]  ? linkwatch_schedule_work+0x170/0x170
[  304.018169]  ? tun_setup+0x2d0/0x2d0
[  304.021870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.027481]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  304.032829]  ? __tun_detach+0x6ba/0x15c0
[  304.036888]  __tun_detach+0x11b8/0x15c0
[  304.040852]  ? __call_rcu.constprop.55+0x3ea/0x950
[  304.045766]  ? __call_rcu.constprop.55+0x3ea/0x950
[  304.050688]  ? tun_attach+0x1900/0x1900
[  304.054646]  ? trace_hardirqs_off_caller+0x310/0x310
[  304.059738]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.065266]  ? check_preemption_disabled+0x48/0x280
[  304.070269]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  304.074860]  ? zap_class+0x640/0x640
[  304.078560]  ? fsnotify+0x4e5/0xf20
[  304.082180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.087704]  ? locks_remove_file+0x3c6/0x5c0
[  304.092105]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  304.097630]  ? ima_file_free+0x132/0x650
[  304.101680]  ? __lock_is_held+0xb5/0x140
[  304.105730]  ? __tun_detach+0x15c0/0x15c0
[  304.109876]  ? __tun_detach+0x15c0/0x15c0
[  304.114013]  tun_chr_close+0xe3/0x180
[  304.117803]  __fput+0x385/0xa30
[  304.121082]  ? get_max_files+0x20/0x20
[  304.124961]  ? perf_trace_sched_process_exec+0x860/0x860
[  304.130402]  ____fput+0x15/0x20
[  304.133671]  task_work_run+0x1e8/0x2a0
[  304.137546]  ? task_work_cancel+0x240/0x240
[  304.141874]  ? switch_task_namespaces+0xb8/0xd0
[  304.146530]  do_exit+0x1ad6/0x26d0
[  304.150064]  ? mm_update_next_owner+0x990/0x990
[  304.154728]  ? print_usage_bug+0xc0/0xc0
[  304.158802]  ? find_held_lock+0x36/0x1c0
[  304.162868]  ? mark_held_locks+0x130/0x130
[  304.167095]  ? __lock_acquire+0x62f/0x4c20
[  304.171328]  ? pipe_wait+0x266/0x2c0
[  304.175039]  ? lock_release+0xa00/0xa00
[  304.179005]  ? mark_held_locks+0x130/0x130
[  304.183375]  ? __mutex_lock+0x85e/0x16f0
[  304.187422]  ? __switch_to_asm+0x40/0x70
[  304.191466]  ? pipe_wait+0x266/0x2c0
[  304.195163]  ? __switch_to_asm+0x34/0x70
[  304.199209]  ? __switch_to_asm+0x40/0x70
[  304.203350]  ? mutex_trylock+0x2b0/0x2b0
[  304.207413]  ? zap_class+0x640/0x640
[  304.211124]  ? zap_class+0x640/0x640
[  304.214820]  ? find_held_lock+0x36/0x1c0
[  304.218877]  ? memset+0x31/0x40
[  304.222152]  ? find_held_lock+0x36/0x1c0
[  304.226208]  ? get_signal+0x95b/0x1980
[  304.230089]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.234655]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.239141]  do_group_exit+0x177/0x440
[  304.243013]  ? trace_hardirqs_off_caller+0x310/0x310
[  304.248101]  ? __ia32_sys_exit+0x50/0x50
[  304.252156]  get_signal+0x8b0/0x1980
[  304.255864]  ? ptrace_notify+0x130/0x130
[  304.259915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.265436]  ? pipe_read+0x702/0x940
[  304.269136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.274674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.280198]  ? __vfs_read+0x11f/0x9b0
[  304.283990]  do_signal+0x9c/0x21c0
[  304.287519]  ? fsnotify+0xf20/0xf20
[  304.291136]  ? setup_sigcontext+0x7d0/0x7d0
[  304.295448]  ? exit_to_usermode_loop+0x8c/0x380
[  304.300101]  ? exit_to_usermode_loop+0x8c/0x380
[  304.304758]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  304.309333]  ? trace_hardirqs_on+0xbd/0x310
[  304.313642]  ? do_syscall_64+0x6be/0x820
[  304.317709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.323254]  exit_to_usermode_loop+0x2e5/0x380
[  304.327829]  ? __bpf_trace_sys_exit+0x30/0x30
[  304.332795]  do_syscall_64+0x6be/0x820
[  304.336688]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  304.342041]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.346962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.351795]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.356806]  ? prepare_exit_to_usermode+0x291/0x3b0
[  304.361821]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.366658]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.371831] RIP: 0033:0x410fa0
[  304.375025] Code: Bad RIP value.
[  304.378378] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  304.386160] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  304.393418] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  304.400672] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  304.407929] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  304.415184] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  304.422457] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  304.422532] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  304.429717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.429721] Call Trace:
[  304.429726]  <IRQ>
[  304.429739]  dump_stack+0x244/0x39d
[  304.429755]  ? dump_stack_print_info.cold.1+0x20/0x20
[  304.436266] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  304.445566]  warn_alloc.cold.116+0xb7/0x1bd
[  304.448113] syz-executor5 cpuset=syz5 mems_allowed=0
[  304.450254]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.483667]  ? lock_downgrade+0x900/0x900
[  304.487806]  ? trace_hardirqs_off+0xb8/0x310
[  304.492205]  ? trace_hardirqs_off+0xb8/0x310
[  304.496604]  __alloc_pages_slowpath+0x26e8/0x2e10
[  304.501454]  ? warn_alloc+0x120/0x120
[  304.505259]  ? print_usage_bug+0xc0/0xc0
[  304.509312]  ? warn_alloc+0x120/0x120
[  304.513101]  ? warn_alloc+0x120/0x120
[  304.516894]  ? print_usage_bug+0xc0/0xc0
[  304.520950]  ? kvm_clock_read+0x18/0x30
[  304.524913]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  304.529915]  ? print_usage_bug+0xc0/0xc0
[  304.533963]  ? __lock_acquire+0x62f/0x4c20
[  304.538187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.543708]  ? should_fail+0x22d/0xd01
[  304.547578]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  304.552843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.557946]  ? __lock_acquire+0x62f/0x4c20
[  304.562183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.567283]  ? __lock_acquire+0x62f/0x4c20
[  304.571504]  ? should_fail+0x22d/0xd01
[  304.575378]  ? rcu_irq_exit+0x1a2/0x390
[  304.579347]  ? mark_held_locks+0x130/0x130
[  304.583572]  ? mark_held_locks+0x130/0x130
[  304.587797]  ? mark_held_locks+0xc7/0x130
[  304.591934]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  304.596937]  ? zap_class+0x640/0x640
[  304.600634]  ? print_usage_bug+0xc0/0xc0
[  304.604686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.610210]  ? check_preemption_disabled+0x48/0x280
[  304.615218]  ? __lock_is_held+0xb5/0x140
[  304.619271]  __alloc_pages_nodemask+0xa80/0xde0
[  304.623927]  ? zap_class+0x640/0x640
[  304.627631]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  304.632644]  ? find_held_lock+0x36/0x1c0
[  304.636696]  ? ____cache_alloc_node+0x1c7/0x1e0
[  304.641353]  ? lock_downgrade+0x900/0x900
[  304.645491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.651015]  cache_grow_begin+0xa5/0x8c0
[  304.655066]  ? do_raw_spin_unlock+0xa7/0x330
[  304.659465]  fallback_alloc+0x204/0x2e0
[  304.663428]  ____cache_alloc_node+0x1c7/0x1e0
[  304.667912]  kmem_cache_alloc_node+0xe3/0x730
[  304.672408]  ? ipv6_get_ifaddr+0x42e/0x620
[  304.676637]  __alloc_skb+0x119/0x770
[  304.680339]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  304.685602]  ? netdev_alloc_frag+0x1f0/0x1f0
[  304.689996]  ? lock_downgrade+0x900/0x900
[  304.694133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.699742]  ? refcount_sub_and_test_checked+0x203/0x310
[  304.705182]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  304.710618]  ? addrconf_rs_timer+0x690/0x690
[  304.715025]  ndisc_alloc_skb+0x144/0x340
[  304.719087]  ndisc_send_rs+0x331/0x6e0
[  304.722967]  addrconf_rs_timer+0x314/0x690
[  304.727192]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.731422]  call_timer_fn+0x272/0x920
[  304.735299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.739519]  ? process_timeout+0x40/0x40
[  304.743568]  ? __run_timers+0x7da/0xc70
[  304.747528]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.752005]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.756492]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.760727]  ? lockdep_hardirqs_on+0x296/0x5b0
[  304.765312]  ? trace_hardirqs_on+0xbd/0x310
[  304.769619]  ? kasan_check_read+0x11/0x20
[  304.773749]  ? __run_timers+0x7da/0xc70
[  304.777708]  ? trace_hardirqs_off_caller+0x310/0x310
[  304.782798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.787026]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.791241]  __run_timers+0x7e5/0xc70
[  304.795038]  ? timer_fixup_init+0x70/0x70
[  304.799172]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.804207]  ? zap_class+0x640/0x640
[  304.807909]  ? enqueue_hrtimer+0x1a5/0x560
[  304.812133]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  304.817316]  ? find_held_lock+0x36/0x1c0
[  304.821369]  ? zap_class+0x640/0x640
[  304.825072]  ? pvclock_read_flags+0x160/0x160
[  304.829553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.835074]  ? check_preemption_disabled+0x48/0x280
[  304.840081]  ? __lock_is_held+0xb5/0x140
[  304.844143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.849669]  ? check_preemption_disabled+0x48/0x280
[  304.854677]  run_timer_softirq+0x52/0xb0
[  304.858722]  ? rcu_read_lock_sched_held+0x14f/0x180
[  304.863721]  __do_softirq+0x308/0xb7e
[  304.867511]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  304.871993]  ? lock_downgrade+0x900/0x900
[  304.876142]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  304.881234]  ? pvclock_read_flags+0x160/0x160
[  304.885716]  ? lapic_next_event+0x5a/0x90
[  304.889867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.895390]  ? kvm_clock_read+0x18/0x30
[  304.899349]  ? kvm_sched_clock_read+0x9/0x20
[  304.903745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.909272]  ? check_preemption_disabled+0x48/0x280
[  304.914287]  irq_exit+0x17f/0x1c0
[  304.917742]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.922669]  ? smp_reschedule_interrupt+0x109/0x650
[  304.927670]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.933564]  ? interrupt_entry+0xb5/0xc0
[  304.937613]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.942615]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.947620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.952479]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.957482]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.962483]  ? task_prio+0x50/0x50
[  304.966016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.971546]  ? check_preemption_disabled+0x48/0x280
[  304.976637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.981470]  apic_timer_interrupt+0xf/0x20
[  304.985684]  </IRQ>
[  304.987912] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  304.993793] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  305.012679] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  305.020371] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  305.027623] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  305.034877] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  305.042129] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  305.049383] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  305.056657]  ? save_stack+0xa9/0xd0
[  305.060284]  __kmalloc_node_track_caller+0x3c/0x70
[  305.065200]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  305.069946]  pskb_expand_head+0x230/0x10f0
[  305.074277]  ? check_preemption_disabled+0x48/0x280
[  305.079284]  ? memcpy+0x45/0x50
[  305.082647]  ? __copy_skb_header+0x350/0x6b0
[  305.087043]  ? skb_release_data+0x880/0x880
[  305.091346]  ? __alloc_skb+0x770/0x770
[  305.095223]  ? __lock_is_held+0xb5/0x140
[  305.099278]  ? kasan_check_write+0x14/0x20
[  305.103498]  ? __skb_clone+0x6c7/0xa00
[  305.107388]  ? __copy_skb_header+0x6b0/0x6b0
[  305.111780]  ? kmem_cache_alloc+0x33a/0x730
[  305.116089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.121615]  skb_ensure_writable+0x3dd/0x640
[  305.126017]  ? skb_checksum_setup+0xaa0/0xaa0
[  305.130499]  ? preempt_notifier_register+0x200/0x200
[  305.135587]  ? __switch_to_asm+0x34/0x70
[  305.139634]  ? __switch_to_asm+0x34/0x70
[  305.143678]  ? __switch_to_asm+0x40/0x70
[  305.147730]  ? __switch_to_asm+0x34/0x70
[  305.151773]  ? __switch_to_asm+0x40/0x70
[  305.155823]  ? __switch_to_asm+0x40/0x70
[  305.159886]  ? __switch_to_asm+0x34/0x70
[  305.164175]  ? __switch_to_asm+0x34/0x70
[  305.168221]  ? __switch_to_asm+0x40/0x70
[  305.172277]  ? __switch_to_asm+0x34/0x70
[  305.176338]  bpf_clone_redirect+0x14a/0x490
[  305.180651]  bpf_prog_210052181be91187+0x25d/0x1000
[  305.185655]  ? __sched_text_start+0x8/0x8
[  305.189787]  ? retint_kernel+0x2d/0x2d
[  305.193668]  ? trace_hardirqs_on_caller+0xc0/0x310
[  305.198595]  ? find_held_lock+0x36/0x1c0
[  305.202650]  ? lock_acquire+0x1ed/0x520
[  305.206630]  ? bpf_test_run+0x3cb/0x780
[  305.210594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.216122]  ? check_preemption_disabled+0x48/0x280
[  305.221129]  ? kasan_check_read+0x11/0x20
[  305.225265]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.230524]  ? rcu_softirq_qs+0x20/0x20
[  305.234493]  ? preempt_schedule+0x4d/0x60
[  305.238627]  ? ___preempt_schedule+0x16/0x18
[  305.243027]  ? bpf_test_run+0x25d/0x780
[  305.247004]  ? netlink_diag_dump+0x2a0/0x2a0
[  305.251399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.256921]  ? bpf_test_init.isra.10+0x70/0x100
[  305.261581]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  305.266333]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  305.271167]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  305.276693]  ? fput+0x130/0x1a0
[  305.279959]  ? __bpf_prog_get+0x9b/0x290
[  305.284016]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  305.288841]  ? bpf_prog_test_run+0x130/0x1a0
[  305.293243]  ? __x64_sys_bpf+0x3d8/0x520
[  305.297291]  ? bpf_prog_get+0x20/0x20
[  305.301084]  ? do_syscall_64+0x142/0x820
[  305.305134]  ? do_syscall_64+0x157/0x820
[  305.309184]  ? do_syscall_64+0x1b9/0x820
[  305.313235]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  305.318586]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.323514]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.328439]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.333439]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  305.338441]  ? prepare_exit_to_usermode+0x291/0x3b0
[  305.343459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.348291]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  305.353652] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  305.353656] warn_alloc_show_mem: 1 callbacks suppressed
[  305.353661] Mem-Info:
[  305.360924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.366278] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  305.366278]  active_file:14 inactive_file:13 isolated_file:0
[  305.366278]  unevictable:0 dirty:0 writeback:0 unstable:0
[  305.366278]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  305.366278]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  305.366278]  free:13753 free_pcp:301 free_cma:0
[  305.368640] Call Trace:
[  305.378006] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  305.411009]  <IRQ>
[  305.413565] Node 0 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
[  305.441301]  dump_stack+0x244/0x39d
[  305.443418] lowmem_reserve[]: 0 2818 6321 6321
[  305.469506]  ? dump_stack_print_info.cold.1+0x20/0x20
[  305.473096] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  305.477684]  warn_alloc.cold.116+0xb7/0x1bd
[  305.482847] lowmem_reserve[]: 0 0 3503 3503
[  305.510670]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  305.514964] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  305.519271]  ? lock_downgrade+0x900/0x900
[  305.524071] lowmem_reserve[]: 0 0 0 0
[  305.553120]  ? trace_hardirqs_off+0xb8/0x310
[  305.557235] 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
[  305.561020]  ? trace_hardirqs_off+0xb8/0x310
[  305.565390] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  305.578895]  __alloc_pages_slowpath+0x26e8/0x2e10
[  305.583267] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  305.598962]  ? warn_alloc+0x120/0x120
[  305.603757] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  305.618641]  ? print_usage_bug+0xc0/0xc0
[  305.622412] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  305.631219]  ? warn_alloc+0x120/0x120
[  305.635245] 4367 total pagecache pages
[  305.643795]  ? warn_alloc+0x120/0x120
[  305.647580] 0 pages in swap cache
[  305.651441]  ? print_usage_bug+0xc0/0xc0
[  305.655213] Swap cache stats: add 0, delete 0, find 0/0
[  305.658641]  ? print_usage_bug+0xc0/0xc0
[  305.662667] Free swap  = 0kB
[  305.668019]  ? __lock_acquire+0x62f/0x4c20
[  305.672047] Total swap = 0kB
[  305.675048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.679246] 1965979 pages RAM
[  305.682252]  ? should_fail+0x22d/0xd01
[  305.687751] 0 pages HighMem/MovableOnly
[  305.690837]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.694696] 342853 pages reserved
[  305.694702] 0 pages cma reserved
[  305.698663]  ? __lock_acquire+0x62f/0x4c20
[  305.703847] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.707177]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.710582] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.714720]  ? __lock_acquire+0x62f/0x4c20
[  305.721177] syz-executor4 cpuset=syz4 mems_allowed=0
[  305.726254]  ? should_fail+0x22d/0xd01
[  305.726266]  ? find_held_lock+0x36/0x1c0
[  305.753935]  ? mark_held_locks+0x130/0x130
[  305.758164]  ? mark_held_locks+0x130/0x130
[  305.762386]  ? zap_class+0x640/0x640
[  305.766089]  ? zap_class+0x640/0x640
[  305.769799]  ? print_usage_bug+0xc0/0xc0
[  305.773843]  ? do_raw_spin_unlock+0xa7/0x330
[  305.778237]  ? zap_class+0x640/0x640
[  305.781943]  ? print_usage_bug+0xc0/0xc0
[  305.785994]  ? wq_watchdog_touch+0x9c/0xfe
[  305.790337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.795859]  ? check_preemption_disabled+0x48/0x280
[  305.800867]  ? __lock_is_held+0xb5/0x140
[  305.804919]  __alloc_pages_nodemask+0xa80/0xde0
[  305.809580]  ? zap_class+0x640/0x640
[  305.813283]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  305.818292]  ? find_held_lock+0x36/0x1c0
[  305.822348]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.827006]  ? lock_downgrade+0x900/0x900
[  305.831146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.836671]  cache_grow_begin+0xa5/0x8c0
[  305.840718]  ? do_raw_spin_unlock+0xa7/0x330
[  305.845115]  fallback_alloc+0x204/0x2e0
[  305.849076]  ____cache_alloc_node+0x1c7/0x1e0
[  305.853561]  kmem_cache_alloc_node+0xe3/0x730
[  305.858139]  ? ipv6_get_ifaddr+0x42e/0x620
[  305.862373]  __alloc_skb+0x119/0x770
[  305.866071]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.871339]  ? netdev_alloc_frag+0x1f0/0x1f0
[  305.875733]  ? lock_downgrade+0x900/0x900
[  305.879874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.885396]  ? refcount_sub_and_test_checked+0x203/0x310
[  305.890836]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  305.896273]  ? addrconf_rs_timer+0x690/0x690
[  305.900684]  ndisc_alloc_skb+0x144/0x340
[  305.904733]  ndisc_send_rs+0x331/0x6e0
[  305.908614]  addrconf_rs_timer+0x314/0x690
[  305.912838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.917069]  call_timer_fn+0x272/0x920
[  305.920946]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.925167]  ? process_timeout+0x40/0x40
[  305.929220]  ? mark_held_locks+0xc7/0x130
[  305.933355]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.937834]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.942319]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.946538]  ? lockdep_hardirqs_on+0x296/0x5b0
[  305.951117]  ? trace_hardirqs_on+0xbd/0x310
[  305.955424]  ? kasan_check_read+0x11/0x20
[  305.959558]  ? __run_timers+0x7da/0xc70
[  305.963521]  ? trace_hardirqs_off_caller+0x310/0x310
[  305.968616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.972844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.977062]  __run_timers+0x7e5/0xc70
[  305.980856]  ? timer_fixup_init+0x70/0x70
[  305.984993]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.989998]  ? zap_class+0x640/0x640
[  305.993697]  ? print_usage_bug+0xc0/0xc0
[  305.997748]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.002932]  ? find_held_lock+0x36/0x1c0
[  306.006987]  ? zap_class+0x640/0x640
[  306.010694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.016218]  ? check_preemption_disabled+0x48/0x280
[  306.021227]  ? __lock_is_held+0xb5/0x140
[  306.025273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.030796]  ? check_preemption_disabled+0x48/0x280
[  306.035799]  run_timer_softirq+0x52/0xb0
[  306.039848]  ? rcu_read_lock_sched_held+0x14f/0x180
[  306.044847]  __do_softirq+0x308/0xb7e
[  306.048637]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  306.053121]  ? lock_downgrade+0x900/0x900
[  306.057342]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  306.062525]  ? pvclock_read_flags+0x160/0x160
[  306.067010]  ? lapic_next_event+0x5a/0x90
[  306.071147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.076677]  ? kvm_clock_read+0x18/0x30
[  306.080638]  ? kvm_sched_clock_read+0x9/0x20
[  306.085038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.090558]  ? check_preemption_disabled+0x48/0x280
[  306.095564]  irq_exit+0x17f/0x1c0
[  306.099017]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.103844]  ? smp_reschedule_interrupt+0x109/0x650
[  306.108847]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.114718]  ? interrupt_entry+0xb5/0xc0
[  306.118765]  ? trace_hardirqs_off_caller+0xbb/0x310
[  306.123768]  ? trace_hardirqs_off_caller+0xbb/0x310
[  306.128799]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.133628]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.138664]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.143675]  ? task_prio+0x50/0x50
[  306.147203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.152725]  ? check_preemption_disabled+0x48/0x280
[  306.157731]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.162567]  apic_timer_interrupt+0xf/0x20
[  306.166906]  </IRQ>
[  306.169134] RIP: 0010:console_unlock+0x102f/0x1190
[  306.174051] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  306.192945] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  306.200639] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  306.207901] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  306.215156] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  306.222430] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  306.229778] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  306.237041]  ? netconsole_netdev_event+0x280/0x280
[  306.241963]  ? console_unlock+0x1026/0x1190
[  306.246281]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  306.250943]  ? vprintk_emit+0x846/0x990
[  306.254910]  ? lock_release+0xa00/0xa00
[  306.258869]  ? trace_hardirqs_on+0x70/0x310
[  306.263179]  ? vprintk_default+0x28/0x30
[  306.267230]  ? trace_hardirqs_off_caller+0x310/0x310
[  306.272321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.277847]  vprintk_emit+0x391/0x990
[  306.281637]  ? wake_up_klogd+0x180/0x180
[  306.285690]  ? find_held_lock+0x11/0x1c0
[  306.289743]  ? mark_held_locks+0xc7/0x130
[  306.293874]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.298359]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.302850]  vprintk_default+0x28/0x30
[  306.306740]  vprintk_func+0x7e/0x181
[  306.310438]  printk+0xa7/0xcf
[  306.313539]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  306.318284]  ? _raw_spin_unlock_irq+0x60/0x80
[  306.322781]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  306.328048]  dump_header+0x7cc/0xf72
[  306.332388]  ? pagefault_out_of_memory+0x197/0x197
[  306.337316]  ? percpu_ref_get_many+0x240/0x240
[  306.341896]  ? zap_class+0x640/0x640
[  306.345601]  ? print_usage_bug+0xc0/0xc0
[  306.349658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.355183]  ? find_held_lock+0x36/0x1c0
[  306.359254]  ? mark_held_locks+0xc7/0x130
[  306.363400]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  306.368490]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  306.373593]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  306.378163]  ? trace_hardirqs_on+0xbd/0x310
[  306.382473]  ? kasan_check_read+0x11/0x20
[  306.386609]  ? ___ratelimit+0x3b4/0x672
[  306.390582]  ? trace_hardirqs_off_caller+0x310/0x310
[  306.395675]  ? trace_hardirqs_on+0x310/0x310
[  306.400068]  ? lock_downgrade+0x900/0x900
[  306.404222]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  306.409311]  ? ___ratelimit+0x3b9/0x672
[  306.413292]  ? idr_get_free+0xf70/0xf70
[  306.417252]  ? find_held_lock+0x36/0x1c0
[  306.421309]  oom_kill_process.cold.27+0x10/0x903
[  306.426053]  ? zap_class+0x640/0x640
[  306.429770]  ? check_preemption_disabled+0x48/0x280
[  306.434773]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  306.439685]  ? kasan_check_read+0x11/0x20
[  306.443818]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.449081]  ? oom_evaluate_task+0x540/0x540
[  306.453478]  ? find_held_lock+0x36/0x1c0
[  306.457534]  ? out_of_memory+0x974/0x1430
[  306.461668]  ? lock_downgrade+0x900/0x900
[  306.465801]  ? check_preemption_disabled+0x48/0x280
[  306.470803]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  306.475825]  ? kasan_check_read+0x11/0x20
[  306.479957]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.485222]  ? rcu_softirq_qs+0x20/0x20
[  306.489190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.494712]  ? oom_evaluate_task+0x302/0x540
[  306.499108]  out_of_memory+0xa84/0x1430
[  306.503072]  ? oom_killer_disable+0x3a0/0x3a0
[  306.507564]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  306.512479]  ? __ww_mutex_check_waiters+0x160/0x160
[  306.517491]  __alloc_pages_slowpath+0x2354/0x2e10
[  306.522326]  ? do_raw_spin_trylock+0x270/0x270
[  306.526907]  ? warn_alloc+0x120/0x120
[  306.530701]  ? debug_check_no_obj_freed+0x305/0x58d
[  306.535709]  ? drain_local_pages_wq+0x40/0x40
[  306.540195]  ? __lock_acquire+0x62f/0x4c20
[  306.544417]  ? trace_hardirqs_on+0x310/0x310
[  306.548820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.554374]  ? should_fail+0x22d/0xd01
[  306.558251]  ? mark_held_locks+0x130/0x130
[  306.562473]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.567564]  ? zap_class+0x640/0x640
[  306.571267]  ? trace_hardirqs_on+0x310/0x310
[  306.575664]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  306.581199]  ? __lock_is_held+0xb5/0x140
[  306.585254]  ? lock_release+0xa00/0xa00
[  306.589218]  ? perf_trace_sched_process_exec+0x860/0x860
[  306.594661]  ? __might_sleep+0x95/0x190
[  306.598630]  __alloc_pages_nodemask+0xa80/0xde0
[  306.603289]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  306.608292]  ? lock_downgrade+0x900/0x900
[  306.612427]  ? check_preemption_disabled+0x48/0x280
[  306.617430]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  306.622343]  ? kasan_check_read+0x11/0x20
[  306.626500]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.631769]  ? unwind_dump+0x190/0x190
[  306.635649]  ? is_bpf_text_address+0xd3/0x170
[  306.640135]  ? kernel_text_address+0x79/0xf0
[  306.644535]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  306.650071]  alloc_pages_current+0x173/0x350
[  306.654468]  depot_save_stack+0x3f1/0x470
[  306.658604]  save_stack+0xa9/0xd0
[  306.662047]  ? save_stack+0x43/0xd0
[  306.665661]  ? kasan_kmalloc+0xc7/0xe0
[  306.669625]  ? kasan_slab_alloc+0x12/0x20
[  306.673756]  ? kmem_cache_alloc_node+0x131/0x730
[  306.678495]  ? __alloc_skb+0x119/0x770
[  306.682371]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  306.687114]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  306.692114]  ? rtmsg_ifinfo+0x8c/0xa0
[  306.695902]  ? dev_close_many+0x3be/0x860
[  306.700036]  ? rollback_registered_many+0x543/0x1250
[  306.705128]  ? rollback_registered+0x1e9/0x420
[  306.709695]  ? unregister_netdevice_queue+0x321/0x5e0
[  306.714875]  ? __tun_detach+0x11b8/0x15c0
[  306.719007]  ? tun_chr_close+0xe3/0x180
[  306.722971]  ? __fput+0x385/0xa30
[  306.726410]  ? ____fput+0x15/0x20
[  306.729890]  ? task_work_run+0x1e8/0x2a0
[  306.733938]  ? do_exit+0x1ad6/0x26d0
[  306.737637]  ? do_group_exit+0x177/0x440
[  306.741681]  ? get_signal+0x8b0/0x1980
[  306.745553]  ? do_signal+0x9c/0x21c0
[  306.749259]  ? exit_to_usermode_loop+0x2e5/0x380
[  306.753998]  ? do_syscall_64+0x6be/0x820
[  306.758045]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  306.763398]  ? lock_downgrade+0x900/0x900
[  306.767533]  ? quarantine_reduce+0x163/0x1a0
[  306.771929]  ? trace_hardirqs_off_caller+0x310/0x310
[  306.777019]  ? ___cache_free+0x2e/0x380
[  306.780994]  ? quarantine_reduce+0x189/0x1a0
[  306.785391]  ? kasan_unpoison_shadow+0x35/0x50
[  306.789961]  kasan_kmalloc+0xc7/0xe0
[  306.793672]  kasan_slab_alloc+0x12/0x20
[  306.797631]  kmem_cache_alloc_node+0x131/0x730
[  306.802200]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  306.807119]  __alloc_skb+0x119/0x770
[  306.810850]  ? netdev_alloc_frag+0x1f0/0x1f0
[  306.815253]  ? if_nlmsg_size+0x5d1/0xbb0
[  306.819313]  ? rtnetlink_put_metrics+0x690/0x690
[  306.824062]  ? sk_psock_stop_strp+0x120/0x120
[  306.828542]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  306.833541]  ? netif_tx_stop_all_queues+0xd9/0x110
[  306.838459]  rtmsg_ifinfo_build_skb+0x74/0x190
[  306.843041]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  306.847878]  rtmsg_ifinfo+0x8c/0xa0
[  306.851493]  dev_close_many+0x3be/0x860
[  306.855461]  ? dev_fill_metadata_dst+0x840/0x840
[  306.860206]  ? find_held_lock+0x36/0x1c0
[  306.864262]  ? __queue_work+0x671/0x1440
[  306.868329]  ? lock_downgrade+0x900/0x900
[  306.872484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.878007]  ? rtnl_is_locked+0xb5/0xf0
[  306.881973]  ? rtnl_trylock+0x20/0x20
[  306.885764]  ? do_raw_spin_unlock+0xa7/0x330
[  306.890166]  ? do_raw_spin_trylock+0x270/0x270
[  306.894744]  rollback_registered_many+0x543/0x1250
[  306.899670]  ? generic_xdp_install+0x5a0/0x5a0
[  306.904242]  ? flush_rcu_work+0x90/0x90
[  306.908202]  ? zap_class+0x640/0x640
[  306.911904]  ? print_usage_bug+0xc0/0xc0
[  306.915953]  ? print_usage_bug+0xc0/0xc0
[  306.920001]  ? zap_class+0x640/0x640
[  306.923705]  ? print_usage_bug+0xc0/0xc0
[  306.927756]  ? find_held_lock+0x36/0x1c0
[  306.931811]  ? mark_held_locks+0xc7/0x130
[  306.935953]  rollback_registered+0x1e9/0x420
[  306.940346]  ? lockdep_hardirqs_on+0x321/0x5b0
[  306.944913]  ? rollback_registered_many+0x1250/0x1250
[  306.950086]  ? trace_hardirqs_on+0xbd/0x310
[  306.954393]  ? linkwatch_schedule_work+0x150/0x170
[  306.959321]  ? trace_hardirqs_off_caller+0x310/0x310
[  306.964411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.969929]  ? rtnl_is_locked+0xb5/0xf0
[  306.973885]  ? rtnl_trylock+0x20/0x20
[  306.977676]  ? queue_delayed_work_on+0x130/0x1f0
[  306.982422]  unregister_netdevice_queue+0x321/0x5e0
[  306.987425]  ? rollback_registered+0x420/0x420
[  306.991995]  ? linkwatch_schedule_work+0x170/0x170
[  306.996915]  ? tun_setup+0x2d0/0x2d0
[  307.000615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.006139]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  307.011484]  ? __tun_detach+0x6ba/0x15c0
[  307.015541]  __tun_detach+0x11b8/0x15c0
[  307.019502]  ? __call_rcu.constprop.55+0x3ea/0x950
[  307.024419]  ? __call_rcu.constprop.55+0x3ea/0x950
[  307.029346]  ? tun_attach+0x1900/0x1900
[  307.033309]  ? trace_hardirqs_off_caller+0x310/0x310
[  307.038402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.043924]  ? check_preemption_disabled+0x48/0x280
[  307.048932]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  307.053509]  ? zap_class+0x640/0x640
[  307.057209]  ? fsnotify+0x4e5/0xf20
[  307.060829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.066357]  ? locks_remove_file+0x3c6/0x5c0
[  307.070754]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  307.076275]  ? ima_file_free+0x132/0x650
[  307.080327]  ? __lock_is_held+0xb5/0x140
[  307.084380]  ? __tun_detach+0x15c0/0x15c0
[  307.088520]  ? __tun_detach+0x15c0/0x15c0
[  307.092655]  tun_chr_close+0xe3/0x180
[  307.096440]  __fput+0x385/0xa30
[  307.099713]  ? get_max_files+0x20/0x20
[  307.103601]  ? perf_trace_sched_process_exec+0x860/0x860
[  307.109042]  ____fput+0x15/0x20
[  307.112310]  task_work_run+0x1e8/0x2a0
[  307.116186]  ? task_work_cancel+0x240/0x240
[  307.120498]  ? switch_task_namespaces+0xb8/0xd0
[  307.125166]  do_exit+0x1ad6/0x26d0
[  307.128697]  ? mm_update_next_owner+0x990/0x990
[  307.133358]  ? print_usage_bug+0xc0/0xc0
[  307.137405]  ? find_held_lock+0x36/0x1c0
[  307.141461]  ? mark_held_locks+0x130/0x130
[  307.145685]  ? __lock_acquire+0x62f/0x4c20
[  307.149904]  ? pipe_wait+0x266/0x2c0
[  307.153612]  ? lock_release+0xa00/0xa00
[  307.157581]  ? mark_held_locks+0x130/0x130
[  307.162097]  ? __mutex_lock+0x85e/0x16f0
[  307.166160]  ? __switch_to_asm+0x40/0x70
[  307.170220]  ? pipe_wait+0x266/0x2c0
[  307.173921]  ? __switch_to_asm+0x34/0x70
[  307.177965]  ? __switch_to_asm+0x40/0x70
[  307.182016]  ? mutex_trylock+0x2b0/0x2b0
[  307.186066]  ? zap_class+0x640/0x640
[  307.189777]  ? zap_class+0x640/0x640
[  307.193482]  ? find_held_lock+0x36/0x1c0
[  307.197538]  ? memset+0x31/0x40
[  307.200901]  ? find_held_lock+0x36/0x1c0
[  307.204955]  ? get_signal+0x95b/0x1980
[  307.208829]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.213312]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.217804]  do_group_exit+0x177/0x440
[  307.221679]  ? trace_hardirqs_off_caller+0x310/0x310
[  307.226768]  ? __ia32_sys_exit+0x50/0x50
[  307.230826]  get_signal+0x8b0/0x1980
[  307.234532]  ? ptrace_notify+0x130/0x130
[  307.238592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.244116]  ? pipe_read+0x702/0x940
[  307.247824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.253359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.258885]  ? __vfs_read+0x11f/0x9b0
[  307.262679]  do_signal+0x9c/0x21c0
[  307.266206]  ? fsnotify+0xf20/0xf20
[  307.269827]  ? setup_sigcontext+0x7d0/0x7d0
[  307.274139]  ? exit_to_usermode_loop+0x8c/0x380
[  307.278800]  ? exit_to_usermode_loop+0x8c/0x380
[  307.283458]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  307.288026]  ? trace_hardirqs_on+0xbd/0x310
[  307.292337]  ? do_syscall_64+0x6be/0x820
[  307.296391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.301919]  exit_to_usermode_loop+0x2e5/0x380
[  307.306491]  ? __bpf_trace_sys_exit+0x30/0x30
[  307.310982]  do_syscall_64+0x6be/0x820
[  307.314943]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  307.320297]  ? syscall_return_slowpath+0x5e0/0x5e0
[  307.325219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.330050]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.335059]  ? prepare_exit_to_usermode+0x291/0x3b0
[  307.340075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.344905]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  307.350079] RIP: 0033:0x410fa0
[  307.353284] Code: Bad RIP value.
[  307.356634] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  307.364325] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  307.371582] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  307.378846] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  307.386099] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  307.393354] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  307.400629] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  307.400668] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  307.407892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.414093] rcu: 	(detected by 1, t=10726 jiffies, g=12549, q=3)
[  307.423425] Call Trace:
[  307.429555] rcu: All QSes seen, last rcu_preempt kthread activity 10654 (4294967900-4294957246), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  307.432104]  <IRQ>
[  307.444730] syz-executor5   R  running task     5128  6180      1 0x8000000e
[  307.446876]  dump_stack+0x244/0x39d
[  307.454025] Call Trace:
[  307.457636]  ? dump_stack_print_info.cold.1+0x20/0x20
[  307.460184]  <IRQ>
[  307.465361]  warn_alloc.cold.116+0xb7/0x1bd
[  307.467482]  sched_show_task.cold.84+0x2b6/0x30a
[  307.471782]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  307.476510]  ? can_nice.part.74+0x20/0x20
[  307.481326]  ? lock_downgrade+0x900/0x900
[  307.485459]  ? vprintk_default+0x28/0x30
[  307.489579]  ? trace_hardirqs_off+0xb8/0x310
[  307.493608]  ? vprintk_func+0x85/0x181
[  307.497991]  ? trace_hardirqs_off+0xb8/0x310
[  307.501847]  ? vprintk_func+0x85/0x181
[  307.506235]  __alloc_pages_slowpath+0x26e8/0x2e10
[  307.510092]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  307.514926]  ? warn_alloc+0x120/0x120
[  307.519637]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  307.523410]  ? print_usage_bug+0xc0/0xc0
[  307.528154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.532184]  ? warn_alloc+0x120/0x120
[  307.537700]  print_other_cpu_stall.cold.66+0x7dd/0x8bb
[  307.541470]  ? warn_alloc+0x120/0x120
[  307.546717]  ? print_usage_bug+0xc0/0xc0
[  307.550489]  ? print_usage_bug+0xc0/0xc0
[  307.554538]  ? rcu_qs+0x110/0x110
[  307.558583]  ? kvm_clock_read+0x18/0x30
[  307.562015]  ? zap_class+0x640/0x640
[  307.565956]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  307.569642]  ? print_usage_bug+0xc0/0xc0
[  307.574632]  ? print_usage_bug+0xc0/0xc0
[  307.578678]  ? kasan_check_read+0x11/0x20
[  307.582710]  ? __lock_acquire+0x62f/0x4c20
[  307.586832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.591045]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.596555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.602063]  ? should_fail+0x22d/0xd01
[  307.607571]  ? do_trace_rcu_torture_read+0x10/0x10
[  307.611429]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  307.616334]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  307.621581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.626826]  ? __lock_is_held+0xb5/0x140
[  307.631900]  ? __lock_acquire+0x62f/0x4c20
[  307.635932]  ? __rcu_read_lock+0x50/0x50
[  307.640140]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.644172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.649249]  ? __lock_acquire+0x62f/0x4c20
[  307.654766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.658985]  ? should_fail+0x22d/0xd01
[  307.664506]  ? check_preemption_disabled+0x48/0x280
[  307.668365]  ? rcu_irq_exit+0x1a2/0x390
[  307.673358]  rcu_check_callbacks+0xfd7/0x13f0
[  307.677308]  ? mark_held_locks+0x130/0x130
[  307.681783]  ? rcutree_dead_cpu+0x10/0x10
[  307.685990]  ? mark_held_locks+0x130/0x130
[  307.690107]  ? lock_downgrade+0x900/0x900
[  307.694314]  ? mark_held_locks+0xc7/0x130
[  307.698432]  ? lock_release+0x940/0xa00
[  307.702555]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  307.706507]  ? zap_class+0x640/0x640
[  307.711490]  ? zap_class+0x640/0x640
[  307.715176]  ? zap_class+0x640/0x640
[  307.718860]  ? print_usage_bug+0xc0/0xc0
[  307.722549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.726597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.732192]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  307.737703]  ? check_preemption_disabled+0x48/0x280
[  307.742253]  ? kvm_set_tsc_khz+0x540/0x540
[  307.747245]  ? __lock_is_held+0xb5/0x140
[  307.751451]  ? warn_alloc.cold.116+0xd1/0x1bd
[  307.755485]  __alloc_pages_nodemask+0xa80/0xde0
[  307.759954]  ? find_held_lock+0x36/0x1c0
[  307.764593]  ? zap_class+0x640/0x640
[  307.768629]  ? zap_class+0x640/0x640
[  307.772314]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  307.776002]  ? timekeeping_advance+0x3cc/0xc00
[  307.781000]  ? find_held_lock+0x36/0x1c0
[  307.785553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.789588]  ? ____cache_alloc_node+0x1c7/0x1e0
[  307.795093]  ? check_preemption_disabled+0x48/0x280
[  307.799736]  ? lock_downgrade+0x900/0x900
[  307.804732]  ? trace_hardirqs_off+0xb8/0x310
[  307.808860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.813240]  ? __lock_is_held+0xb5/0x140
[  307.818758]  cache_grow_begin+0xa5/0x8c0
[  307.822810]  ? trace_hardirqs_on+0x310/0x310
[  307.826846]  ? do_raw_spin_unlock+0xa7/0x330
[  307.831229]  ? check_preemption_disabled+0x48/0x280
[  307.835613]  fallback_alloc+0x204/0x2e0
[  307.840604]  ? raise_softirq+0x199/0x420
[  307.844554]  ____cache_alloc_node+0x1c7/0x1e0
[  307.848585]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  307.853055]  kmem_cache_alloc_node+0xe3/0x730
[  307.857699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.862169]  ? ipv6_get_ifaddr+0x42e/0x620
[  307.867681]  ? check_preemption_disabled+0x48/0x280
[  307.871898]  __alloc_skb+0x119/0x770
[  307.876884]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  307.880567]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  307.886073]  ? hrtimer_run_queues+0x9a/0x400
[  307.891323]  ? netdev_alloc_frag+0x1f0/0x1f0
[  307.895703]  ? run_local_timers+0x19b/0x230
[  307.900080]  ? lock_downgrade+0x900/0x900
[  307.904375]  ? timer_clear_idle+0x90/0x90
[  307.908500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.912623]  ? debug_smp_processor_id+0x1c/0x20
[  307.918131]  ? refcount_sub_and_test_checked+0x203/0x310
[  307.922775]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  307.928197]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  307.934141]  ? account_process_tick+0x282/0x350
[  307.939559]  ? addrconf_rs_timer+0x690/0x690
[  307.944199]  update_process_times+0x2d/0x70
[  307.948587]  ndisc_alloc_skb+0x144/0x340
[  307.952878]  tick_sched_handle+0x9f/0x180
[  307.956910]  ndisc_send_rs+0x331/0x6e0
[  307.961030]  tick_sched_timer+0x45/0x130
[  307.964890]  addrconf_rs_timer+0x314/0x690
[  307.968922]  __hrtimer_run_queues+0x41c/0x10d0
[  307.973128]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.977684]  ? tick_sched_do_timer+0x1a0/0x1a0
[  307.981891]  call_timer_fn+0x272/0x920
[  307.986445]  ? hrtimer_start_range_ns+0xe00/0xe00
[  307.990303]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.995122]  ? pvclock_read_flags+0x160/0x160
[  307.999323]  ? process_timeout+0x40/0x40
[  308.003794]  ? trace_hardirqs_on+0x310/0x310
[  308.007832]  ? __run_timers+0x7da/0xc70
[  308.012208]  ? zap_class+0x640/0x640
[  308.016158]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.019864]  ? kvm_clock_read+0x18/0x30
[  308.024327]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.028274]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  308.032745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.037744]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  308.041950]  ? lockdep_hardirqs_on+0x296/0x5b0
[  308.047286]  ? do_timer+0x50/0x50
[  308.051838]  ? trace_hardirqs_on+0xbd/0x310
[  308.055349]  ? rwlock_bug.part.2+0x90/0x90
[  308.059646]  ? kasan_check_read+0x11/0x20
[  308.063860]  ? trace_hardirqs_on+0x310/0x310
[  308.067986]  ? __run_timers+0x7da/0xc70
[  308.072460]  ? rcu_softirq_qs+0x20/0x20
[  308.076407]  ? trace_hardirqs_off_caller+0x310/0x310
[  308.080361]  hrtimer_interrupt+0x313/0x780
[  308.085436]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.089652]  smp_apic_timer_interrupt+0x1a1/0x760
[  308.093852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.098776]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.102984]  __run_timers+0x7e5/0xc70
[  308.108837]  ? interrupt_entry+0xb5/0xc0
[  308.112617]  ? timer_fixup_init+0x70/0x70
[  308.116649]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.120776]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.125764]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.130752]  ? zap_class+0x640/0x640
[  308.135393]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.139078]  ? enqueue_hrtimer+0x1a5/0x560
[  308.143895]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.148103]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.153099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.158258]  ? find_held_lock+0x36/0x1c0
[  308.163075]  apic_timer_interrupt+0xf/0x20
[  308.167107]  ? zap_class+0x640/0x640
[  308.171317] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  308.175003]  ? pvclock_read_flags+0x160/0x160
[  308.180336] Code: 3f 7e 0f 85 32 ff ff ff e8 e5 1c 3e ff e9 28 ff ff ff e8 4c 52 c3 ff 48 83 3d 64 9b 8f 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 92 b7
[  308.184803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.203674] RSP: 0000:ffff8801daf07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  308.209190]  ? check_preemption_disabled+0x48/0x280
[  308.216863] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003300c583
[  308.221858]  ? __lock_is_held+0xb5/0x140
[  308.229093] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  308.229102] RBP: ffff8801daf074c0 R08: ffff880198062c18 R09: 0000000000000002
[  308.233144]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.240383] R10: 0000000000000000 R11: ffff880198062300 R12: ffff8801d9bee600
[  308.240393] R13: ffff8801d9bee600 R14: 0000000000000000 R15: 0000000000000286
[  308.247642]  ? check_preemption_disabled+0x48/0x280
[  308.253150]  ? apic_timer_interrupt+0xa/0x20
[  308.260405]  run_timer_softirq+0x52/0xb0
[  308.267672]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.272654]  ? rcu_read_lock_sched_held+0x14f/0x180
[  308.277039]  __alloc_skb+0x119/0x770
[  308.281067]  __do_softirq+0x308/0xb7e
[  308.285285]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.290272]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  308.293957]  ? netdev_alloc_frag+0x1f0/0x1f0
[  308.297752]  ? lock_downgrade+0x900/0x900
[  308.302999]  ? lock_downgrade+0x900/0x900
[  308.307473]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  308.311858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.315983]  ? pvclock_read_flags+0x160/0x160
[  308.320102]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.325176]  ? lapic_next_event+0x5a/0x90
[  308.331211]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.335682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.341112]  ? addrconf_rs_timer+0x690/0x690
[  308.345238]  ? kvm_clock_read+0x18/0x30
[  308.350682]  ndisc_alloc_skb+0x144/0x340
[  308.356188]  ? kvm_sched_clock_read+0x9/0x20
[  308.360569]  ndisc_send_rs+0x331/0x6e0
[  308.364533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.368569]  addrconf_rs_timer+0x314/0x690
[  308.372956]  ? check_preemption_disabled+0x48/0x280
[  308.376813]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.382327]  irq_exit+0x17f/0x1c0
[  308.386535]  call_timer_fn+0x272/0x920
[  308.391628]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.395834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.399258]  ? smp_reschedule_interrupt+0x109/0x650
[  308.403128]  ? process_timeout+0x40/0x40
[  308.407945]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.412155]  ? mark_held_locks+0xc7/0x130
[  308.417137]  ? interrupt_entry+0xb5/0xc0
[  308.421184]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.427041]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.431157]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.435189]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.439654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.444648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.449116]  ? lockdep_hardirqs_on+0x296/0x5b0
[  308.454104]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.458309]  ? trace_hardirqs_on+0xbd/0x310
[  308.463122]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.467698]  ? kasan_check_read+0x11/0x20
[  308.472683]  ? task_prio+0x50/0x50
[  308.476985]  ? __run_timers+0x7da/0xc70
[  308.481978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.486097]  ? trace_hardirqs_off_caller+0x310/0x310
[  308.489613]  ? check_preemption_disabled+0x48/0x280
[  308.493557]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.499067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.504145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.509134]  apic_timer_interrupt+0xf/0x20
[  308.513337]  __run_timers+0x7e5/0xc70
[  308.518147]  </IRQ>
[  308.522362]  ? timer_fixup_init+0x70/0x70
[  308.526590] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  308.530362]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.532572] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  308.536697]  ? zap_class+0x640/0x640
[  308.542559] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  308.547554]  ? print_usage_bug+0xc0/0xc0
[  308.566427] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  308.570146]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.577820] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  308.577830] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  308.581875]  ? find_held_lock+0x36/0x1c0
[  308.589112] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  308.589121] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  308.594289]  ? zap_class+0x640/0x640
[  308.601546]  ? save_stack+0xa9/0xd0
[  308.608782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.612822]  __kmalloc_node_track_caller+0x3c/0x70
[  308.620070]  ? check_preemption_disabled+0x48/0x280
[  308.627319]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  308.631020]  ? __lock_is_held+0xb5/0x140
[  308.634617]  pskb_expand_head+0x230/0x10f0
[  308.640126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.645026]  ? check_preemption_disabled+0x48/0x280
[  308.650016]  ? check_preemption_disabled+0x48/0x280
[  308.654744]  ? memcpy+0x45/0x50
[  308.658780]  run_timer_softirq+0x52/0xb0
[  308.662999]  ? __copy_skb_header+0x350/0x6b0
[  308.668509]  ? rcu_read_lock_sched_held+0x14f/0x180
[  308.673495]  ? skb_release_data+0x880/0x880
[  308.678484]  __do_softirq+0x308/0xb7e
[  308.681741]  ? __alloc_skb+0x770/0x770
[  308.685790]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  308.690173]  ? __lock_is_held+0xb5/0x140
[  308.695245]  ? lock_downgrade+0x900/0x900
[  308.699541]  ? kasan_check_write+0x14/0x20
[  308.703398]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  308.707257]  ? __skb_clone+0x6c7/0xa00
[  308.711732]  ? pvclock_read_flags+0x160/0x160
[  308.715761]  ? __copy_skb_header+0x6b0/0x6b0
[  308.719884]  ? lapic_next_event+0x5a/0x90
[  308.724085]  ? kmem_cache_alloc+0x33a/0x730
[  308.729166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.733025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.737494]  ? kvm_clock_read+0x18/0x30
[  308.741891]  skb_ensure_writable+0x3dd/0x640
[  308.746010]  ? kvm_sched_clock_read+0x9/0x20
[  308.750305]  ? skb_checksum_setup+0xaa0/0xaa0
[  308.755814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.761323]  ? preempt_notifier_register+0x200/0x200
[  308.765285]  ? check_preemption_disabled+0x48/0x280
[  308.769675]  ? __switch_to_asm+0x34/0x70
[  308.774057]  irq_exit+0x17f/0x1c0
[  308.778537]  ? __switch_to_asm+0x34/0x70
[  308.784051]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.789142]  ? __switch_to_asm+0x40/0x70
[  308.794130]  ? smp_reschedule_interrupt+0x109/0x650
[  308.798163]  ? __switch_to_asm+0x34/0x70
[  308.801589]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.805622]  ? __switch_to_asm+0x40/0x70
[  308.810440]  ? interrupt_entry+0xb5/0xc0
[  308.814472]  ? __switch_to_asm+0x40/0x70
[  308.819461]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.823494]  ? __switch_to_asm+0x34/0x70
[  308.829350]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.833383]  ? __switch_to_asm+0x34/0x70
[  308.837424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.841806]  ? __switch_to_asm+0x40/0x70
[  308.846814]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.850839]  ? __switch_to_asm+0x34/0x70
[  308.850854]  bpf_clone_redirect+0x14a/0x490
[  308.855840]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.859897]  bpf_prog_210052181be91187+0x25d/0x1000
[  308.864712]  ? task_prio+0x50/0x50
[  308.868746]  ? __sched_text_start+0x8/0x8
[  308.873734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.877767]  ? retint_kernel+0x2d/0x2d
[  308.882845]  ? check_preemption_disabled+0x48/0x280
[  308.887834]  ? trace_hardirqs_on_caller+0xc0/0x310
[  308.892822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.896334]  ? find_held_lock+0x36/0x1c0
[  308.900466]  apic_timer_interrupt+0xf/0x20
[  308.905978]  ? lock_acquire+0x1ed/0x520
[  308.909833]  </IRQ>
[  308.914828]  ? bpf_test_run+0x3cb/0x780
[  308.919731] RIP: 0010:console_unlock+0x102f/0x1190
[  308.924545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.928579] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  308.932790]  ? check_preemption_disabled+0x48/0x280
[  308.936730] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  308.938947]  ? kasan_check_read+0x11/0x20
[  308.942890] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  308.947800]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.953306] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  308.972183]  ? rcu_softirq_qs+0x20/0x20
[  308.977167] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  308.984848]  ? preempt_schedule+0x4d/0x60
[  308.989052] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  308.996298]  ? ___preempt_schedule+0x16/0x18
[  309.001553] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  309.001568]  ? netconsole_netdev_event+0x280/0x280
[  309.008816]  ? bpf_test_run+0x25d/0x780
[  309.012768]  ? console_unlock+0x1026/0x1190
[  309.020029]  ? netlink_diag_dump+0x2a0/0x2a0
[  309.024158]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  309.031393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.035786]  ? vprintk_emit+0x846/0x990
[  309.043049]  ? bpf_test_init.isra.10+0x70/0x100
[  309.047952]  ? lock_release+0xa00/0xa00
[  309.051907]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  309.056207]  ? trace_hardirqs_on+0x70/0x310
[  309.060593]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  309.065231]  ? vprintk_default+0x28/0x30
[  309.070743]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  309.074690]  ? trace_hardirqs_off_caller+0x310/0x310
[  309.079332]  ? fput+0x130/0x1a0
[  309.083279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.088004]  ? __bpf_prog_get+0x9b/0x290
[  309.092306]  vprintk_emit+0x391/0x990
[  309.097119]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  309.101167]  ? wake_up_klogd+0x180/0x180
[  309.106677]  ? bpf_prog_test_run+0x130/0x1a0
[  309.111754]  ? find_held_lock+0x11/0x1c0
[  309.115004]  ? __x64_sys_bpf+0x3d8/0x520
[  309.120518]  ? mark_held_locks+0xc7/0x130
[  309.124550]  ? bpf_prog_get+0x20/0x20
[  309.128326]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.133145]  ? do_syscall_64+0x142/0x820
[  309.137180]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.141565]  ? do_syscall_64+0x157/0x820
[  309.145600]  vprintk_default+0x28/0x30
[  309.149641]  ? do_syscall_64+0x1b9/0x820
[  309.153771]  vprintk_func+0x7e/0x181
[  309.157566]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  309.162251]  printk+0xa7/0xcf
[  309.166291]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.170756]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  309.174792]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.178673]  ? _raw_spin_unlock_irq+0x60/0x80
[  309.182706]  ? trace_hardirqs_on_caller+0x310/0x310
[  309.186404]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  309.191728]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  309.194809]  dump_header+0x7cc/0xf72
[  309.199827]  ? prepare_exit_to_usermode+0x291/0x3b0
[  309.204557]  ? pagefault_out_of_memory+0x197/0x197
[  309.209372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.213849]  ? percpu_ref_get_many+0x240/0x240
[  309.218939]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  309.224193]  ? zap_class+0x640/0x640
[  309.229199] warn_alloc_show_mem: 1 callbacks suppressed
[  309.229203] Mem-Info:
[  309.232881]  ? print_usage_bug+0xc0/0xc0
[  309.237896] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  309.237896]  active_file:14 inactive_file:13 isolated_file:0
[  309.237896]  unevictable:0 dirty:0 writeback:0 unstable:0
[  309.237896]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  309.237896]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  309.237896]  free:13753 free_pcp:301 free_cma:0
[  309.242779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.247614] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  309.252160]  ? find_held_lock+0x36/0x1c0
[  309.257487] Node 0 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
[  309.261188]  ? mark_held_locks+0xc7/0x130
[  309.266518] lowmem_reserve[]: 0 2818 6321 6321
[  309.268907]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  309.272947] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  309.305891]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  309.311412] lowmem_reserve[]: 0 0 3503 3503
[  309.339165]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  309.343192] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  309.369281]  ? trace_hardirqs_on+0xbd/0x310
[  309.373391] lowmem_reserve[]: 0 0 0 0
[  309.377956]  ? kasan_check_read+0x11/0x20
[  309.383108] 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
[  309.410934]  ? ___ratelimit+0x3b4/0x672
[  309.416006] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  309.420309]  ? trace_hardirqs_off_caller+0x310/0x310
[  309.424968] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  309.454008]  ? trace_hardirqs_on+0x310/0x310
[  309.458299] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  309.462072]  ? lock_downgrade+0x900/0x900
[  309.466192] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  309.479688]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  309.483625] 4367 total pagecache pages
[  309.499295]  ? ___ratelimit+0x3b9/0x672
[  309.504368] 0 pages in swap cache
[  309.519251]  ? idr_get_free+0xf70/0xf70
[  309.523630] Swap cache stats: add 0, delete 0, find 0/0
[  309.532440]  ? find_held_lock+0x36/0x1c0
[  309.536552] Free swap  = 0kB
[  309.545121]  oom_kill_process.cold.27+0x10/0x903
[  309.550183] Total swap = 0kB
[  309.550189] 1965979 pages RAM
[  309.554054]  ? zap_class+0x640/0x640
[  309.557992] 0 pages HighMem/MovableOnly
[  309.557998] 342853 pages reserved
[  309.561435]  ? check_preemption_disabled+0x48/0x280
[  309.565381] 0 pages cma reserved
[  309.570723]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  309.574820] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.577743]  ? kasan_check_read+0x11/0x20
[  309.577756]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.582556] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.585479]  ? oom_evaluate_task+0x540/0x540
[  309.588551] syz-executor4 cpuset=syz4 mems_allowed=0
[  309.592261]  ? find_held_lock+0x36/0x1c0
[  309.596208] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  309.599643]  ? out_of_memory+0x974/0x1430
[  309.604624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.607978]  ? lock_downgrade+0x900/0x900
[  309.612902] Call Trace:
[  309.619372]  ? check_preemption_disabled+0x48/0x280
[  309.623485]  <IRQ>
[  309.628736]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  309.639203]  dump_stack+0x244/0x39d
[  309.643586]  ? kasan_check_read+0x11/0x20
[  309.648661]  ? dump_stack_print_info.cold.1+0x20/0x20
[  309.652691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.659948]  warn_alloc.cold.116+0xb7/0x1bd
[  309.664067]  ? rcu_softirq_qs+0x20/0x20
[  309.673396]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.677520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.680076]  ? lock_downgrade+0x900/0x900
[  309.685062]  ? oom_evaluate_task+0x302/0x540
[  309.687192]  ? trace_hardirqs_off+0xb8/0x310
[  309.692108]  out_of_memory+0xa84/0x1430
[  309.695709]  ? trace_hardirqs_off+0xb8/0x310
[  309.699869]  ? oom_killer_disable+0x3a0/0x3a0
[  309.705032]  __alloc_pages_slowpath+0x26e8/0x2e10
[  309.710281]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  309.714597]  ? warn_alloc+0x120/0x120
[  309.718531]  ? __ww_mutex_check_waiters+0x160/0x160
[  309.723343]  ? print_usage_bug+0xc0/0xc0
[  309.723356]  ? warn_alloc+0x120/0x120
[  309.728880]  __alloc_pages_slowpath+0x2354/0x2e10
[  309.732999]  ? warn_alloc+0x120/0x120
[  309.737388]  ? do_raw_spin_trylock+0x270/0x270
[  309.741761]  ? print_usage_bug+0xc0/0xc0
[  309.745724]  ? warn_alloc+0x120/0x120
[  309.750096]  ? kvm_clock_read+0x18/0x30
[  309.754655]  ? debug_check_no_obj_freed+0x305/0x58d
[  309.759477]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  309.764378]  ? drain_local_pages_wq+0x40/0x40
[  309.768150]  ? print_usage_bug+0xc0/0xc0
[  309.773140]  ? __lock_acquire+0x62f/0x4c20
[  309.777173]  ? __lock_acquire+0x62f/0x4c20
[  309.780945]  ? trace_hardirqs_on+0x310/0x310
[  309.785762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.789537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.794089]  ? should_fail+0x22d/0xd01
[  309.798120]  ? should_fail+0x22d/0xd01
[  309.801890]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.805839]  ? mark_held_locks+0x130/0x130
[  309.810834]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.815818]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.820287]  ? __lock_acquire+0x62f/0x4c20
[  309.824321]  ? zap_class+0x640/0x640
[  309.828532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.832741]  ? trace_hardirqs_on+0x310/0x310
[  309.837115]  ? __lock_acquire+0x62f/0x4c20
[  309.837127]  ? should_fail+0x22d/0xd01
[  309.842636]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  309.848140]  ? rcu_irq_exit+0x1a2/0x390
[  309.852010]  ? __lock_is_held+0xb5/0x140
[  309.855871]  ? mark_held_locks+0x130/0x130
[  309.861123]  ? lock_release+0xa00/0xa00
[  309.865323]  ? mark_held_locks+0x130/0x130
[  309.870412]  ? perf_trace_sched_process_exec+0x860/0x860
[  309.875487]  ? mark_held_locks+0xc7/0x130
[  309.879699]  ? __might_sleep+0x95/0x190
[  309.883382]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  309.888453]  __alloc_pages_nodemask+0xa80/0xde0
[  309.892843]  ? zap_class+0x640/0x640
[  309.897057]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  309.900913]  ? print_usage_bug+0xc0/0xc0
[  309.906422]  ? lock_downgrade+0x900/0x900
[  309.910369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.914399]  ? check_preemption_disabled+0x48/0x280
[  309.918607]  ? check_preemption_disabled+0x48/0x280
[  309.922560]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  309.926772]  ? __lock_is_held+0xb5/0x140
[  309.932194]  ? kasan_check_read+0x11/0x20
[  309.936315]  __alloc_pages_nodemask+0xa80/0xde0
[  309.940262]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.945249]  ? zap_class+0x640/0x640
[  309.949895]  ? unwind_dump+0x190/0x190
[  309.953583]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  309.958576]  ? is_bpf_text_address+0xd3/0x170
[  309.962612]  ? find_held_lock+0x36/0x1c0
[  309.966728]  ? kernel_text_address+0x79/0xf0
[  309.972237]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.977223]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  309.982210]  ? lock_downgrade+0x900/0x900
[  309.987115]  alloc_pages_current+0x173/0x350
[  309.991143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.995263]  depot_save_stack+0x3f1/0x470
[  309.999902]  cache_grow_begin+0xa5/0x8c0
[  310.005153]  save_stack+0xa9/0xd0
[  310.008841]  ? do_raw_spin_unlock+0xa7/0x330
[  310.012702]  ? save_stack+0x43/0xd0
[  310.017690]  fallback_alloc+0x204/0x2e0
[  310.022156]  ? kasan_kmalloc+0xc7/0xe0
[  310.026190]  ____cache_alloc_node+0x1c7/0x1e0
[  310.030573]  ? kasan_slab_alloc+0x12/0x20
[  310.035217]  kmem_cache_alloc_node+0xe3/0x730
[  310.040722]  ? kmem_cache_alloc_node+0x131/0x730
[  310.044844]  ? ipv6_get_ifaddr+0x42e/0x620
[  310.049218]  ? __alloc_skb+0x119/0x770
[  310.054731]  __alloc_skb+0x119/0x770
[  310.058938]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  310.062967]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  310.066390]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  310.070769]  ? netdev_alloc_frag+0x1f0/0x1f0
[  310.074368]  ? rtmsg_ifinfo+0x8c/0xa0
[  310.078317]  ? lock_downgrade+0x900/0x900
[  310.082175]  ? dev_close_many+0x3be/0x860
[  310.086645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.090759]  ? rollback_registered_many+0x543/0x1250
[  310.095226]  ? refcount_sub_and_test_checked+0x203/0x310
[  310.099954]  ? rollback_registered+0x1e9/0x420
[  310.104163]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  310.108022]  ? unregister_netdevice_queue+0x321/0x5e0
[  310.111706]  ? addrconf_rs_timer+0x690/0x690
[  310.116431]  ? __tun_detach+0x11b8/0x15c0
[  310.121686]  ndisc_alloc_skb+0x144/0x340
[  310.126692]  ? tun_chr_close+0xe3/0x180
[  310.131072]  ndisc_send_rs+0x331/0x6e0
[  310.134843]  ? __fput+0x385/0xa30
[  310.138963]  addrconf_rs_timer+0x314/0x690
[  310.143080]  ? ____fput+0x15/0x20
[  310.148589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.153661]  ? task_work_run+0x1e8/0x2a0
[  310.159085]  call_timer_fn+0x272/0x920
[  310.163636]  ? do_exit+0x1ad6/0x26d0
[  310.169055]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.174217]  ? do_group_exit+0x177/0x440
[  310.178598]  ? process_timeout+0x40/0x40
[  310.182719]  ? get_signal+0x8b0/0x1980
[  310.186757]  ? __run_timers+0x7da/0xc70
[  310.190702]  ? do_signal+0x9c/0x21c0
[  310.194563]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.197991]  ? exit_to_usermode_loop+0x2e5/0x380
[  310.202194]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.205621]  ? do_syscall_64+0x6be/0x820
[  310.209820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.209833]  ? lockdep_hardirqs_on+0x296/0x5b0
[  310.213866]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  310.217723]  ? trace_hardirqs_on+0xbd/0x310
[  310.221405]  ? lock_downgrade+0x900/0x900
[  310.225608]  ? kasan_check_read+0x11/0x20
[  310.225620]  ? __run_timers+0x7da/0xc70
[  310.229655]  ? quarantine_reduce+0x163/0x1a0
[  310.233688]  ? trace_hardirqs_off_caller+0x310/0x310
[  310.237549]  ? trace_hardirqs_off_caller+0x310/0x310
[  310.241495]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.245177]  ? ___cache_free+0x2e/0x380
[  310.249645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.254378]  ? quarantine_reduce+0x189/0x1a0
[  310.258836]  __run_timers+0x7e5/0xc70
[  310.262872]  ? kasan_unpoison_shadow+0x35/0x50
[  310.267079]  ? timer_fixup_init+0x70/0x70
[  310.271632]  kasan_kmalloc+0xc7/0xe0
[  310.276967]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.281263]  kasan_slab_alloc+0x12/0x20
[  310.285378]  ? zap_class+0x640/0x640
[  310.289495]  kmem_cache_alloc_node+0x131/0x730
[  310.293442]  ? enqueue_hrtimer+0x1a5/0x560
[  310.297821]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  310.302895]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  310.307970]  __alloc_skb+0x119/0x770
[  310.312175]  ? find_held_lock+0x36/0x1c0
[  310.316122]  ? netdev_alloc_frag+0x1f0/0x1f0
[  310.320327]  ? zap_class+0x640/0x640
[  310.324705]  ? if_nlmsg_size+0x5d1/0xbb0
[  310.328594]  ? pvclock_read_flags+0x160/0x160
[  310.333151]  ? rtnetlink_put_metrics+0x690/0x690
[  310.337270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.340967]  ? sk_psock_stop_strp+0x120/0x120
[  310.345955]  ? check_preemption_disabled+0x48/0x280
[  310.349902]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  310.353591]  ? __lock_is_held+0xb5/0x140
[  310.358142]  ? netif_tx_stop_all_queues+0xd9/0x110
[  310.362344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.367243]  rtmsg_ifinfo_build_skb+0x74/0x190
[  310.372401]  ? check_preemption_disabled+0x48/0x280
[  310.376089]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  310.380121]  run_timer_softirq+0x52/0xb0
[  310.384498]  rtmsg_ifinfo+0x8c/0xa0
[  310.388184]  ? rcu_read_lock_sched_held+0x14f/0x180
[  310.392219]  dev_close_many+0x3be/0x860
[  310.396685]  __do_softirq+0x308/0xb7e
[  310.401424]  ? dev_fill_metadata_dst+0x840/0x840
[  310.406931]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  310.411397]  ? find_held_lock+0x36/0x1c0
[  310.416384]  ? lock_downgrade+0x900/0x900
[  310.421374]  ? __queue_work+0x671/0x1440
[  310.425404]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  310.430303]  ? lock_downgrade+0x900/0x900
[  310.435814]  ? pvclock_read_flags+0x160/0x160
[  310.440364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.445357]  ? lapic_next_event+0x5a/0x90
[  310.450163]  ? rtnl_is_locked+0xb5/0xf0
[  310.454195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.457800]  ? rtnl_trylock+0x20/0x20
[  310.462800]  ? kvm_clock_read+0x18/0x30
[  310.466746]  ? do_raw_spin_unlock+0xa7/0x330
[  310.470524]  ? kvm_sched_clock_read+0x9/0x20
[  310.475253]  ? do_raw_spin_trylock+0x270/0x270
[  310.479722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.483760]  rollback_registered_many+0x543/0x1250
[  310.487880]  ? check_preemption_disabled+0x48/0x280
[  310.491916]  ? generic_xdp_install+0x5a0/0x5a0
[  310.496996]  irq_exit+0x17f/0x1c0
[  310.501112]  ? flush_rcu_work+0x90/0x90
[  310.505577]  smp_apic_timer_interrupt+0x1cb/0x760
[  310.511087]  ? zap_class+0x640/0x640
[  310.515209]  ? smp_reschedule_interrupt+0x109/0x650
[  310.519161]  ? print_usage_bug+0xc0/0xc0
[  310.524670]  ? smp_call_function_single_interrupt+0x650/0x650
[  310.528441]  ? print_usage_bug+0xc0/0xc0
[  310.532388]  ? interrupt_entry+0xb5/0xc0
[  310.536771]  ? zap_class+0x640/0x640
[  310.541149]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.545728]  ? print_usage_bug+0xc0/0xc0
[  310.551238]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.556137]  ? find_held_lock+0x36/0x1c0
[  310.561123]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.565690]  ? mark_held_locks+0xc7/0x130
[  310.569108]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.573053]  rollback_registered+0x1e9/0x420
[  310.577864]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.581551]  ? lockdep_hardirqs_on+0x321/0x5b0
[  310.586542]  ? task_prio+0x50/0x50
[  310.590579]  ? rollback_registered_many+0x1250/0x1250
[  310.596437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.600466]  ? trace_hardirqs_on+0xbd/0x310
[  310.604507]  ? check_preemption_disabled+0x48/0x280
[  310.608191]  ? linkwatch_schedule_work+0x150/0x170
[  310.613181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.617215]  ? trace_hardirqs_off_caller+0x310/0x310
[  310.622206]  apic_timer_interrupt+0xf/0x20
[  310.626239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.631043]  </IRQ>
[  310.635166]  ? rtnl_is_locked+0xb5/0xf0
[  310.640155] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  310.644528]  ? rtnl_trylock+0x20/0x20
[  310.649517] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  310.654069]  ? queue_delayed_work_on+0x130/0x1f0
[  310.657575] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  310.662743]  unregister_netdevice_queue+0x321/0x5e0
[  310.668258] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  310.672554]  ? rollback_registered+0x420/0x420
[  310.677537] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  310.682438]  ? linkwatch_schedule_work+0x170/0x170
[  310.687244] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  310.687258] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  310.692334]  ? tun_setup+0x2d0/0x2d0
[  310.696534] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  310.702045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.704266]  ? save_stack+0xa9/0xd0
[  310.708208]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  310.714064]  __kmalloc_node_track_caller+0x3c/0x70
[  310.717832]  ? __tun_detach+0x6ba/0x15c0
[  310.736706]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  310.741436]  __tun_detach+0x11b8/0x15c0
[  310.749111]  pskb_expand_head+0x230/0x10f0
[  310.754098]  ? __call_rcu.constprop.55+0x3ea/0x950
[  310.761342]  ? check_preemption_disabled+0x48/0x280
[  310.765892]  ? __call_rcu.constprop.55+0x3ea/0x950
[  310.773135]  ? memcpy+0x45/0x50
[  310.778037]  ? tun_attach+0x1900/0x1900
[  310.785276]  ? __copy_skb_header+0x350/0x6b0
[  310.792518]  ? trace_hardirqs_off_caller+0x310/0x310
[  310.796202]  ? skb_release_data+0x880/0x880
[  310.803445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.808953]  ? __alloc_skb+0x770/0x770
[  310.812555]  ? check_preemption_disabled+0x48/0x280
[  310.817892]  ? __lock_is_held+0xb5/0x140
[  310.822789]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  310.826837]  ? kasan_check_write+0x14/0x20
[  310.831580]  ? zap_class+0x640/0x640
[  310.835626]  ? __skb_clone+0x6c7/0xa00
[  310.839834]  ? fsnotify+0x4e5/0xf20
[  310.844739]  ? __copy_skb_header+0x6b0/0x6b0
[  310.849727]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.854625]  ? kmem_cache_alloc+0x33a/0x730
[  310.854639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.857891]  ? locks_remove_file+0x3c6/0x5c0
[  310.861838]  skb_ensure_writable+0x3dd/0x640
[  310.866214]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  310.871287]  ? skb_checksum_setup+0xaa0/0xaa0
[  310.875580]  ? ima_file_free+0x132/0x650
[  310.881089]  ? preempt_notifier_register+0x200/0x200
[  310.884945]  ? __lock_is_held+0xb5/0x140
[  310.889930]  ? __switch_to_asm+0x34/0x70
[  310.893966]  ? __tun_detach+0x15c0/0x15c0
[  310.898514]  ? __switch_to_asm+0x34/0x70
[  310.902723]  ? __tun_detach+0x15c0/0x15c0
[  310.906401]  ? __switch_to_asm+0x40/0x70
[  310.906412]  ? __switch_to_asm+0x34/0x70
[  310.910274]  tun_chr_close+0xe3/0x180
[  310.913865]  ? __switch_to_asm+0x40/0x70
[  310.913877]  ? __switch_to_asm+0x40/0x70
[  310.918257]  __fput+0x385/0xa30
[  310.923758]  ? __switch_to_asm+0x34/0x70
[  310.923770]  ? __switch_to_asm+0x34/0x70
[  310.928067]  ? get_max_files+0x20/0x20
[  310.933571]  ? __switch_to_asm+0x40/0x70
[  310.937952]  ? perf_trace_sched_process_exec+0x860/0x860
[  310.942330]  ? __switch_to_asm+0x34/0x70
[  310.947846]  ____fput+0x15/0x20
[  310.952309]  bpf_clone_redirect+0x14a/0x490
[  310.956339]  task_work_run+0x1e8/0x2a0
[  310.961416]  bpf_prog_210052181be91187+0x25d/0x1000
[  310.965444]  ? task_work_cancel+0x240/0x240
[  310.969484]  ? __sched_text_start+0x8/0x8
[  310.973604]  ? switch_task_namespaces+0xb8/0xd0
[  310.977634]  ? retint_kernel+0x2d/0x2d
[  310.981759]  do_exit+0x1ad6/0x26d0
[  310.985788]  ? trace_hardirqs_on_caller+0xc0/0x310
[  310.989823]  ? mm_update_next_owner+0x990/0x990
[  310.993592]  ? find_held_lock+0x36/0x1c0
[  310.997621]  ? print_usage_bug+0xc0/0xc0
[  311.001656]  ? lock_acquire+0x1ed/0x520
[  311.004903]  ? find_held_lock+0x36/0x1c0
[  311.008945]  ? bpf_test_run+0x3cb/0x780
[  311.012995]  ? mark_held_locks+0x130/0x130
[  311.016849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.020879]  ? __lock_acquire+0x62f/0x4c20
[  311.026301]  ? check_preemption_disabled+0x48/0x280
[  311.030331]  ? pipe_wait+0x266/0x2c0
[  311.033583]  ? kasan_check_read+0x11/0x20
[  311.037875]  ? lock_release+0xa00/0xa00
[  311.041739]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.046734]  ? mark_held_locks+0x130/0x130
[  311.051021]  ? rcu_softirq_qs+0x20/0x20
[  311.055143]  ? __mutex_lock+0x85e/0x16f0
[  311.059782]  ? preempt_schedule+0x4d/0x60
[  311.063641]  ? __switch_to_asm+0x40/0x70
[  311.067154]  ? ___preempt_schedule+0x16/0x18
[  311.072049]  ? pipe_wait+0x266/0x2c0
[  311.076692]  ? bpf_test_run+0x25d/0x780
[  311.080723]  ? __switch_to_asm+0x34/0x70
[  311.084765]  ? netlink_diag_dump+0x2a0/0x2a0
[  311.088710]  ? __switch_to_asm+0x40/0x70
[  311.092748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.096694]  ? mutex_trylock+0x2b0/0x2b0
[  311.100898]  ? bpf_test_init.isra.10+0x70/0x100
[  311.106404]  ? zap_class+0x640/0x640
[  311.110618]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  311.115615]  ? zap_class+0x640/0x640
[  311.119297]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  311.123409]  ? find_held_lock+0x36/0x1c0
[  311.127357]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  311.132610]  ? memset+0x31/0x40
[  311.136811]  ? fput+0x130/0x1a0
[  311.140759]  ? find_held_lock+0x36/0x1c0
[  311.144787]  ? __bpf_prog_get+0x9b/0x290
[  311.148911]  ? get_signal+0x95b/0x1980
[  311.152943]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  311.157323]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.161286]  ? bpf_prog_test_run+0x130/0x1a0
[  311.165232]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.169264]  ? __x64_sys_bpf+0x3d8/0x520
[  311.173644]  do_group_exit+0x177/0x440
[  311.177673]  ? bpf_prog_get+0x20/0x20
[  311.183181]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.187218]  ? do_syscall_64+0x142/0x820
[  311.187231]  ? do_syscall_64+0x157/0x820
[  311.191875]  ? __ia32_sys_exit+0x50/0x50
[  311.195564]  ? do_syscall_64+0x1b9/0x820
[  311.200294]  get_signal+0x8b0/0x1980
[  311.203974]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  311.208822]  ? ptrace_notify+0x130/0x130
[  311.212854]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.218365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.221615]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.224864]  ? pipe_read+0x702/0x940
[  311.228894]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.232928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.236789]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  311.241608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.246070]  ? prepare_exit_to_usermode+0x291/0x3b0
[  311.250454]  ? __vfs_read+0x11f/0x9b0
[  311.254922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.258956]  do_signal+0x9c/0x21c0
[  311.262814]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  311.266582]  ? fsnotify+0xf20/0xf20
[  311.271730] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.275689]  ? setup_sigcontext+0x7d0/0x7d0
[  311.279790] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.283759]  ? exit_to_usermode_loop+0x8c/0x380
[  311.287781] syz-executor4 cpuset=syz4 mems_allowed=0
[  311.291491]  ? exit_to_usermode_loop+0x8c/0x380
[  311.296827] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  311.300858]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  311.305753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.311263]  ? trace_hardirqs_on+0xbd/0x310
[  311.316070] Call Trace:
[  311.319759]  ? do_syscall_64+0x6be/0x820
[  311.324743]  <IRQ>
[  311.330259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.335243]  dump_stack+0x244/0x39d
[  311.340751]  exit_to_usermode_loop+0x2e5/0x380
[  311.345738]  ? dump_stack_print_info.cold.1+0x20/0x20
[  311.349511]  ? __bpf_trace_sys_exit+0x30/0x30
[  311.354331]  warn_alloc.cold.116+0xb7/0x1bd
[  311.357842]  do_syscall_64+0x6be/0x820
[  311.363170]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.366767]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  311.373229]  ? lock_downgrade+0x900/0x900
[  311.377529]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.387985]  ? trace_hardirqs_off+0xb8/0x310
[  311.392624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.397703]  ? trace_hardirqs_off+0xb8/0x310
[  311.402343]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.409590]  __alloc_pages_slowpath+0x26e8/0x2e10
[  311.414142]  ? prepare_exit_to_usermode+0x291/0x3b0
[  311.423484]  ? warn_alloc+0x120/0x120
[  311.427762]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.430319]  ? print_usage_bug+0xc0/0xc0
[  311.434351]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  311.436473]  ? warn_alloc+0x120/0x120
[  311.441980] RIP: 0033:0x410fa0
[  311.445591]  ? warn_alloc+0x120/0x120
[  311.450158] Code: Bad RIP value.
[  311.455301]  ? print_usage_bug+0xc0/0xc0
[  311.459761] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  311.464057]  ? kvm_clock_read+0x18/0x30
[  311.467915] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  311.472731]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  311.478064] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  311.482193]  ? print_usage_bug+0xc0/0xc0
[  311.487090] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  311.491482]  ? __lock_acquire+0x62f/0x4c20
[  311.496304] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  311.500693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.505681] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  311.510504]  ? should_fail+0x22d/0xd01
[  311.515506] rcu: rcu_preempt kthread starved for 10654 jiffies! g12549 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  311.519268]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.524073] rcu: RCU grace-period kthread stack dump:
[  311.528112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.533267] rcu_preempt     R  running task    22568    10      2 0x80000000
[  311.537045]  ? __lock_acquire+0x62f/0x4c20
[  311.540204] Call Trace:
[  311.543988]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.547335]  __schedule+0x8cf/0x21d0
[  311.551364]  ? __lock_acquire+0x62f/0x4c20
[  311.559053]  ? __sched_text_start+0x8/0x8
[  311.562994]  ? should_fail+0x22d/0xd01
[  311.570242]  ? add_timer_on+0xa20/0xa20
[  311.575226]  ? rcu_irq_exit+0x1a2/0x390
[  311.582477]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.586512]  ? mark_held_locks+0x130/0x130
[  311.593749]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.597958]  ? mark_held_locks+0x130/0x130
[  311.605200]  ? trace_hardirqs_on+0xbd/0x310
[  311.610709]  ? mark_held_locks+0xc7/0x130
[  311.617955]  ? kasan_check_read+0x11/0x20
[  311.621817]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  311.632270]  ? prepare_to_swait_event+0x25a/0x800
[  311.637516]  ? zap_class+0x640/0x640
[  311.642672]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.642685]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.647762]  ? print_usage_bug+0xc0/0xc0
[  311.654922]  schedule+0xfe/0x460
[  311.659129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.661684]  ? __schedule+0x21d0/0x21d0
[  311.666758]  ? check_preemption_disabled+0x48/0x280
[  311.670443]  ? prepare_to_swait_event+0x25a/0x800
[  311.674651]  ? __lock_is_held+0xb5/0x140
[  311.678770]  ? __init_swait_queue_head+0x150/0x150
[  311.682627]  __alloc_pages_nodemask+0xa80/0xde0
[  311.686571]  ? __lockdep_init_map+0x105/0x590
[  311.690518]  ? zap_class+0x640/0x640
[  311.695594]  ? lockdep_init_map+0x9/0x10
[  311.699800]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  311.704878]  schedule_timeout+0x140/0x260
[  311.709086]  ? find_held_lock+0x36/0x1c0
[  311.713375]  ? usleep_range+0x1a0/0x1a0
[  311.717502]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.721620]  ? __next_timer_interrupt+0x1a0/0x1a0
[  311.726607]  ? lock_downgrade+0x900/0x900
[  311.731442]  rcu_gp_fqs_loop+0x762/0xa80
[  311.735122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.740197]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  311.745269]  cache_grow_begin+0xa5/0x8c0
[  311.749301]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.752640]  ? do_raw_spin_unlock+0xa7/0x330
[  311.758154]  ? perf_trace_sched_process_exec+0x860/0x860
[  311.762098]  fallback_alloc+0x204/0x2e0
[  311.767084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.771901]  ____cache_alloc_node+0x1c7/0x1e0
[  311.775938]  ? rcu_gp_init+0x90b/0x1260
[  311.780837]  kmem_cache_alloc_node+0xe3/0x730
[  311.785479]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  311.789945]  ? ipv6_get_ifaddr+0x42e/0x620
[  311.793627]  ? __switch_to_asm+0x40/0x70
[  311.797668]  __alloc_skb+0x119/0x770
[  311.802646]  ? zap_class+0x640/0x640
[  311.806770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.810811]  ? find_held_lock+0x36/0x1c0
[  311.814757]  ? netdev_alloc_frag+0x1f0/0x1f0
[  311.819406]  ? zap_class+0x640/0x640
[  311.824221]  ? lock_downgrade+0x900/0x900
[  311.828346]  ? __lock_is_held+0xb5/0x140
[  311.832378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.837889]  ? __lock_is_held+0xb5/0x140
[  311.842616]  ? refcount_sub_and_test_checked+0x203/0x310
[  311.846648]  ? zap_class+0x640/0x640
[  311.851727]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  311.856107]  ? rcu_accelerate_cbs+0x10a/0xae0
[  311.861524]  ? addrconf_rs_timer+0x690/0x690
[  311.865474]  ? find_held_lock+0x36/0x1c0
[  311.870982]  ndisc_alloc_skb+0x144/0x340
[  311.875449]  ? rcu_gp_kthread+0x8cf/0xc70
[  311.879400]  ndisc_send_rs+0x331/0x6e0
[  311.883862]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.888590]  addrconf_rs_timer+0x314/0x690
[  311.892792]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.896825]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.900511]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  311.904198]  call_timer_fn+0x272/0x920
[  311.909445]  ? trace_hardirqs_on+0xbd/0x310
[  311.913475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.917855]  ? kasan_check_read+0x11/0x20
[  311.921539]  ? process_timeout+0x40/0x40
[  311.925663]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.929699]  ? __run_timers+0x7da/0xc70
[  311.935203]  ? perf_trace_sched_process_exec+0x860/0x860
[  311.939234]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.944658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.948345]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.953771]  rcu_gp_kthread+0x341/0xc70
[  311.958234]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.962619]  ? rcu_gp_init+0x1260/0x1260
[  311.966651]  ? lockdep_hardirqs_on+0x296/0x5b0
[  311.970680]  ? mark_held_locks+0x130/0x130
[  311.974797]  ? trace_hardirqs_on+0xbd/0x310
[  311.978658]  ? __schedule+0x168a/0x21d0
[  311.983124]  ? kasan_check_read+0x11/0x20
[  311.987330]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.991799]  ? __run_timers+0x7da/0xc70
[  311.996005]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  312.000556]  ? trace_hardirqs_off_caller+0x310/0x310
[  312.004416]  ? trace_hardirqs_on+0xbd/0x310
[  312.008714]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.012921]  ? kasan_check_read+0x11/0x20
[  312.017040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.021070]  ? __schedule+0x168a/0x21d0
[  312.026140]  __run_timers+0x7e5/0xc70
[  312.030088]  ? trace_hardirqs_off_caller+0x310/0x310
[  312.035510]  ? timer_fixup_init+0x70/0x70
[  312.039969]  ? lock_pin_lock+0x350/0x350
[  312.045488]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.049958]  ? _raw_spin_unlock_irq+0x60/0x80
[  312.053898]  ? zap_class+0x640/0x640
[  312.058119]  ? __schedule+0x168a/0x21d0
[  312.062165]  ? enqueue_hrtimer+0x1a5/0x560
[  312.066718]  ? __switch_to_asm+0x40/0x70
[  312.070925]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  312.075215]  ? __switch_to_asm+0x40/0x70
[  312.079161]  ? find_held_lock+0x36/0x1c0
[  312.083284]  ? show_schedstat+0x731/0xf30
[  312.087749]  ? zap_class+0x640/0x640
[  312.091696]  ? __sched_text_start+0x8/0x8
[  312.096251]  ? pvclock_read_flags+0x160/0x160
[  312.101324]  ? find_held_lock+0x36/0x1c0
[  312.105613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.109823]  ? __kthread_parkme+0xce/0x1a0
[  312.113940]  ? check_preemption_disabled+0x48/0x280
[  312.118145]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  312.122096]  ? __lock_is_held+0xb5/0x140
[  312.125863]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  312.130935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.135053]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  312.139088]  ? check_preemption_disabled+0x48/0x280
[  312.144075]  ? trace_hardirqs_on+0xbd/0x310
[  312.148541]  run_timer_softirq+0x52/0xb0
[  312.152226]  ? kasan_check_read+0x11/0x20
[  312.156171]  ? rcu_read_lock_sched_held+0x14f/0x180
[  312.160380]  ? __kthread_parkme+0xce/0x1a0
[  312.164411]  __do_softirq+0x308/0xb7e
[  312.169586]  ? trace_hardirqs_off_caller+0x310/0x310
[  312.173625]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  312.177660]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  312.181771]  ? lock_downgrade+0x900/0x900
[  312.185456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.189575]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  312.194042]  ? __kthread_parkme+0xfb/0x1a0
[  312.198074]  ? pvclock_read_flags+0x160/0x160
[  312.203583]  ? rcu_gp_init+0x1260/0x1260
[  312.207786]  ? lapic_next_event+0x5a/0x90
[  312.212773]  kthread+0x35a/0x440
[  312.217844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.221874]  ? kthread_stop+0x900/0x900
[  312.226950]  ? kvm_clock_read+0x18/0x30
[  312.232457]  ret_from_fork+0x3a/0x50
[  312.237011]  ? kvm_sched_clock_read+0x9/0x20
[  312.242091] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  312.246296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.250392] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  312.254452]  ? check_preemption_disabled+0x48/0x280
[  312.259429] syz-executor5 cpuset=syz5 mems_allowed=0
[  312.263647]  irq_exit+0x17f/0x1c0
[  312.374600]  smp_apic_timer_interrupt+0x1cb/0x760
[  312.379426]  ? smp_reschedule_interrupt+0x109/0x650
[  312.384432]  ? smp_call_function_single_interrupt+0x650/0x650
[  312.390301]  ? interrupt_entry+0xb5/0xc0
[  312.394353]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.399368]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.404373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.409199]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.414200]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.419201]  ? task_prio+0x50/0x50
[  312.422731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.428254]  ? check_preemption_disabled+0x48/0x280
[  312.433256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.438087]  apic_timer_interrupt+0xf/0x20
[  312.442302]  </IRQ>
[  312.444526] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  312.450394] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  312.469275] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  312.476969] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  312.484219] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  312.491473] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  312.498726] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  312.505978] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  312.513249]  ? save_stack+0xa9/0xd0
[  312.516870]  __kmalloc_node_track_caller+0x3c/0x70
[  312.521800]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  312.526546]  pskb_expand_head+0x230/0x10f0
[  312.530764]  ? check_preemption_disabled+0x48/0x280
[  312.535770]  ? memcpy+0x45/0x50
[  312.539037]  ? __copy_skb_header+0x350/0x6b0
[  312.543430]  ? skb_release_data+0x880/0x880
[  312.547736]  ? __alloc_skb+0x770/0x770
[  312.551617]  ? __lock_is_held+0xb5/0x140
[  312.555665]  ? kasan_check_write+0x14/0x20
[  312.559881]  ? __skb_clone+0x6c7/0xa00
[  312.563757]  ? __copy_skb_header+0x6b0/0x6b0
[  312.568148]  ? kmem_cache_alloc+0x33a/0x730
[  312.572457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.577985]  skb_ensure_writable+0x3dd/0x640
[  312.582384]  ? skb_checksum_setup+0xaa0/0xaa0
[  312.586867]  ? preempt_notifier_register+0x200/0x200
[  312.591953]  ? __switch_to_asm+0x34/0x70
[  312.596000]  ? __switch_to_asm+0x34/0x70
[  312.600053]  ? __switch_to_asm+0x40/0x70
[  312.604093]  ? __switch_to_asm+0x34/0x70
[  312.608138]  ? __switch_to_asm+0x40/0x70
[  312.612183]  ? __switch_to_asm+0x40/0x70
[  312.616225]  ? __switch_to_asm+0x34/0x70
[  312.620270]  ? __switch_to_asm+0x34/0x70
[  312.624312]  ? __switch_to_asm+0x40/0x70
[  312.628361]  ? __switch_to_asm+0x34/0x70
[  312.632408]  bpf_clone_redirect+0x14a/0x490
[  312.636722]  bpf_prog_210052181be91187+0x25d/0x1000
[  312.641724]  ? __sched_text_start+0x8/0x8
[  312.645859]  ? retint_kernel+0x2d/0x2d
[  312.649734]  ? trace_hardirqs_on_caller+0xc0/0x310
[  312.654650]  ? find_held_lock+0x36/0x1c0
[  312.658703]  ? lock_acquire+0x1ed/0x520
[  312.662661]  ? bpf_test_run+0x3cb/0x780
[  312.666631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.672159]  ? check_preemption_disabled+0x48/0x280
[  312.677161]  ? kasan_check_read+0x11/0x20
[  312.681296]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.686582]  ? rcu_softirq_qs+0x20/0x20
[  312.690539]  ? preempt_schedule+0x4d/0x60
[  312.694674]  ? ___preempt_schedule+0x16/0x18
[  312.699074]  ? bpf_test_run+0x25d/0x780
[  312.703045]  ? netlink_diag_dump+0x2a0/0x2a0
[  312.707438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.712958]  ? bpf_test_init.isra.10+0x70/0x100
[  312.717615]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  312.722455]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  312.727283]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  312.732808]  ? fput+0x130/0x1a0
[  312.736075]  ? __bpf_prog_get+0x9b/0x290
[  312.740123]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  312.744949]  ? bpf_prog_test_run+0x130/0x1a0
[  312.749349]  ? __x64_sys_bpf+0x3d8/0x520
[  312.753397]  ? bpf_prog_get+0x20/0x20
[  312.757191]  ? do_syscall_64+0x142/0x820
[  312.761233]  ? do_syscall_64+0x157/0x820
[  312.765286]  ? do_syscall_64+0x1b9/0x820
[  312.769339]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  312.774686]  ? syscall_return_slowpath+0x5e0/0x5e0
[  312.779601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.784431]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.789433]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  312.794433]  ? prepare_exit_to_usermode+0x291/0x3b0
[  312.799440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.804274]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  312.809640] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  312.809644] warn_alloc_show_mem: 1 callbacks suppressed
[  312.809649] Mem-Info:
[  312.816901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.822255] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  312.822255]  active_file:14 inactive_file:13 isolated_file:0
[  312.822255]  unevictable:0 dirty:0 writeback:0 unstable:0
[  312.822255]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  312.822255]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  312.822255]  free:13753 free_pcp:301 free_cma:0
[  312.824616] Call Trace:
[  312.833976] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  312.866896]  <IRQ>
[  312.869454] Node 0 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
[  312.897194]  dump_stack+0x244/0x39d
[  312.899311] lowmem_reserve[]: 0 2818 6321 6321
[  312.925397]  ? dump_stack_print_info.cold.1+0x20/0x20
[  312.928984] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  312.933555]  warn_alloc.cold.116+0xb7/0x1bd
[  312.938702] lowmem_reserve[]: 0 0 3503 3503
[  312.966535]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.970823] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  312.975136]  ? lock_downgrade+0x900/0x900
[  312.979941] lowmem_reserve[]: 0 0 0 0
[  313.008983]  ? trace_hardirqs_off+0xb8/0x310
[  313.013109] 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
[  313.016890]  ? trace_hardirqs_off+0xb8/0x310
[  313.021262] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  313.034774]  __alloc_pages_slowpath+0x26e8/0x2e10
[  313.039144] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  313.054833]  ? warn_alloc+0x120/0x120
[  313.059627] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  313.074511]  ? print_usage_bug+0xc0/0xc0
[  313.078283] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  313.087089]  ? warn_alloc+0x120/0x120
[  313.091113] 4367 total pagecache pages
[  313.099663]  ? warn_alloc+0x120/0x120
[  313.103432] 0 pages in swap cache
[  313.107296]  ? print_usage_bug+0xc0/0xc0
[  313.111064] Swap cache stats: add 0, delete 0, find 0/0
[  313.114493]  ? kvm_clock_read+0x18/0x30
[  313.118515] Free swap  = 0kB
[  313.123853]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  313.127793] Total swap = 0kB
[  313.130790]  ? print_usage_bug+0xc0/0xc0
[  313.135773] 1965979 pages RAM
[  313.138770]  ? __lock_acquire+0x62f/0x4c20
[  313.142797] 0 pages HighMem/MovableOnly
[  313.145883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.150079] 342853 pages reserved
[  313.154035]  ? should_fail+0x22d/0xd01
[  313.159530] 0 pages cma reserved
[  313.159596] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  313.163126]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  313.163144]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.167048] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  313.170342]  ? __lock_acquire+0x62f/0x4c20
[  313.176799] syz-executor4 cpuset=syz4 mems_allowed=0
[  313.182055]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.211945]  ? __lock_acquire+0x62f/0x4c20
[  313.216165]  ? should_fail+0x22d/0xd01
[  313.220041]  ? rcu_irq_exit+0x1a2/0x390
[  313.224010]  ? mark_held_locks+0x130/0x130
[  313.228235]  ? mark_held_locks+0x130/0x130
[  313.232462]  ? mark_held_locks+0xc7/0x130
[  313.236597]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  313.241597]  ? zap_class+0x640/0x640
[  313.245297]  ? print_usage_bug+0xc0/0xc0
[  313.249345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.254867]  ? check_preemption_disabled+0x48/0x280
[  313.259875]  ? __lock_is_held+0xb5/0x140
[  313.263944]  __alloc_pages_nodemask+0xa80/0xde0
[  313.268597]  ? zap_class+0x640/0x640
[  313.272301]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  313.277310]  ? find_held_lock+0x36/0x1c0
[  313.281367]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.286028]  ? lock_downgrade+0x900/0x900
[  313.290168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.295696]  cache_grow_begin+0xa5/0x8c0
[  313.299742]  ? do_raw_spin_unlock+0xa7/0x330
[  313.304139]  fallback_alloc+0x204/0x2e0
[  313.308105]  ____cache_alloc_node+0x1c7/0x1e0
[  313.312588]  kmem_cache_alloc_node+0xe3/0x730
[  313.317089]  ? ipv6_get_ifaddr+0x42e/0x620
[  313.321318]  __alloc_skb+0x119/0x770
[  313.325020]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  313.330284]  ? netdev_alloc_frag+0x1f0/0x1f0
[  313.334675]  ? lock_downgrade+0x900/0x900
[  313.338812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.344336]  ? refcount_sub_and_test_checked+0x203/0x310
[  313.349778]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  313.355211]  ? addrconf_rs_timer+0x690/0x690
[  313.359615]  ndisc_alloc_skb+0x144/0x340
[  313.363693]  ndisc_send_rs+0x331/0x6e0
[  313.367568]  addrconf_rs_timer+0x314/0x690
[  313.371796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.376032]  call_timer_fn+0x272/0x920
[  313.379902]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.384120]  ? process_timeout+0x40/0x40
[  313.388170]  ? mark_held_locks+0xc7/0x130
[  313.392304]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.396784]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.401266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.405572]  ? lockdep_hardirqs_on+0x296/0x5b0
[  313.410142]  ? trace_hardirqs_on+0xbd/0x310
[  313.414450]  ? kasan_check_read+0x11/0x20
[  313.418583]  ? __run_timers+0x7da/0xc70
[  313.422546]  ? trace_hardirqs_off_caller+0x310/0x310
[  313.427634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.431857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.436075]  __run_timers+0x7e5/0xc70
[  313.439867]  ? timer_fixup_init+0x70/0x70
[  313.444004]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.449008]  ? zap_class+0x640/0x640
[  313.452713]  ? print_usage_bug+0xc0/0xc0
[  313.456761]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.461938]  ? find_held_lock+0x36/0x1c0
[  313.465990]  ? zap_class+0x640/0x640
[  313.469702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.475224]  ? check_preemption_disabled+0x48/0x280
[  313.480235]  ? __lock_is_held+0xb5/0x140
[  313.484290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.489813]  ? check_preemption_disabled+0x48/0x280
[  313.494817]  run_timer_softirq+0x52/0xb0
[  313.498864]  ? rcu_read_lock_sched_held+0x14f/0x180
[  313.503866]  __do_softirq+0x308/0xb7e
[  313.507656]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  313.512133]  ? lock_downgrade+0x900/0x900
[  313.516271]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  313.521372]  ? pvclock_read_flags+0x160/0x160
[  313.525855]  ? lapic_next_event+0x5a/0x90
[  313.529989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.535520]  ? kvm_clock_read+0x18/0x30
[  313.539478]  ? kvm_sched_clock_read+0x9/0x20
[  313.543873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.549392]  ? check_preemption_disabled+0x48/0x280
[  313.554400]  irq_exit+0x17f/0x1c0
[  313.557837]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.562663]  ? smp_reschedule_interrupt+0x109/0x650
[  313.567667]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.573537]  ? interrupt_entry+0xb5/0xc0
[  313.577586]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.582583]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.587601]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.592429]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.597428]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.602428]  ? task_prio+0x50/0x50
[  313.605964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.611486]  ? check_preemption_disabled+0x48/0x280
[  313.616494]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.621329]  apic_timer_interrupt+0xf/0x20
[  313.625544]  </IRQ>
[  313.627770] RIP: 0010:console_unlock+0x102f/0x1190
[  313.632684] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  313.651568] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  313.659258] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  313.666510] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  313.673764] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  313.681017] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  313.688271] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  313.695530]  ? netconsole_netdev_event+0x280/0x280
[  313.700452]  ? console_unlock+0x1026/0x1190
[  313.704771]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  313.709425]  ? vprintk_emit+0x846/0x990
[  313.713384]  ? lock_release+0xa00/0xa00
[  313.717346]  ? trace_hardirqs_on+0x70/0x310
[  313.721649]  ? vprintk_default+0x28/0x30
[  313.725697]  ? trace_hardirqs_off_caller+0x310/0x310
[  313.730788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.736315]  vprintk_emit+0x391/0x990
[  313.740103]  ? wake_up_klogd+0x180/0x180
[  313.744151]  ? find_held_lock+0x11/0x1c0
[  313.748203]  ? mark_held_locks+0xc7/0x130
[  313.752353]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.756830]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.761315]  vprintk_default+0x28/0x30
[  313.765187]  vprintk_func+0x7e/0x181
[  313.768894]  printk+0xa7/0xcf
[  313.771990]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  313.776733]  ? _raw_spin_unlock_irq+0x60/0x80
[  313.781226]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  313.786497]  dump_header+0x7cc/0xf72
[  313.790206]  ? pagefault_out_of_memory+0x197/0x197
[  313.795139]  ? percpu_ref_get_many+0x240/0x240
[  313.799716]  ? zap_class+0x640/0x640
[  313.803417]  ? print_usage_bug+0xc0/0xc0
[  313.807470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.812994]  ? find_held_lock+0x36/0x1c0
[  313.817049]  ? mark_held_locks+0xc7/0x130
[  313.821184]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  313.826278]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  313.831366]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  313.835935]  ? trace_hardirqs_on+0xbd/0x310
[  313.840241]  ? kasan_check_read+0x11/0x20
[  313.844377]  ? ___ratelimit+0x3b4/0x672
[  313.848335]  ? trace_hardirqs_off_caller+0x310/0x310
[  313.853421]  ? trace_hardirqs_on+0x310/0x310
[  313.857813]  ? lock_downgrade+0x900/0x900
[  313.861947]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  313.867037]  ? ___ratelimit+0x3b9/0x672
[  313.870996]  ? idr_get_free+0xf70/0xf70
[  313.874953]  ? find_held_lock+0x36/0x1c0
[  313.879011]  oom_kill_process.cold.27+0x10/0x903
[  313.883750]  ? zap_class+0x640/0x640
[  313.887449]  ? check_preemption_disabled+0x48/0x280
[  313.892449]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  313.897376]  ? kasan_check_read+0x11/0x20
[  313.901509]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  313.906769]  ? oom_evaluate_task+0x540/0x540
[  313.911168]  ? find_held_lock+0x36/0x1c0
[  313.915227]  ? out_of_memory+0x974/0x1430
[  313.919358]  ? lock_downgrade+0x900/0x900
[  313.923492]  ? check_preemption_disabled+0x48/0x280
[  313.928495]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  313.933407]  ? kasan_check_read+0x11/0x20
[  313.937541]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  313.942803]  ? rcu_softirq_qs+0x20/0x20
[  313.946762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.952285]  ? oom_evaluate_task+0x302/0x540
[  313.956681]  out_of_memory+0xa84/0x1430
[  313.960645]  ? oom_killer_disable+0x3a0/0x3a0
[  313.965129]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  313.970047]  ? __ww_mutex_check_waiters+0x160/0x160
[  313.975054]  __alloc_pages_slowpath+0x2354/0x2e10
[  313.979889]  ? do_raw_spin_trylock+0x270/0x270
[  313.984466]  ? warn_alloc+0x120/0x120
[  313.988260]  ? debug_check_no_obj_freed+0x305/0x58d
[  313.993266]  ? drain_local_pages_wq+0x40/0x40
[  313.997751]  ? __lock_acquire+0x62f/0x4c20
[  314.001987]  ? trace_hardirqs_on+0x310/0x310
[  314.006396]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.011927]  ? should_fail+0x22d/0xd01
[  314.015804]  ? mark_held_locks+0x130/0x130
[  314.020030]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.025119]  ? zap_class+0x640/0x640
[  314.028821]  ? trace_hardirqs_on+0x310/0x310
[  314.033217]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  314.038752]  ? __lock_is_held+0xb5/0x140
[  314.042808]  ? lock_release+0xa00/0xa00
[  314.046769]  ? perf_trace_sched_process_exec+0x860/0x860
[  314.052215]  ? __might_sleep+0x95/0x190
[  314.056176]  __alloc_pages_nodemask+0xa80/0xde0
[  314.060842]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  314.065843]  ? lock_downgrade+0x900/0x900
[  314.069973]  ? check_preemption_disabled+0x48/0x280
[  314.074975]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.079889]  ? kasan_check_read+0x11/0x20
[  314.084020]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.089283]  ? unwind_dump+0x190/0x190
[  314.093163]  ? is_bpf_text_address+0xd3/0x170
[  314.097652]  ? kernel_text_address+0x79/0xf0
[  314.102050]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  314.107580]  alloc_pages_current+0x173/0x350
[  314.111976]  depot_save_stack+0x3f1/0x470
[  314.116111]  save_stack+0xa9/0xd0
[  314.119549]  ? save_stack+0x43/0xd0
[  314.123158]  ? kasan_kmalloc+0xc7/0xe0
[  314.127046]  ? kasan_slab_alloc+0x12/0x20
[  314.131185]  ? kmem_cache_alloc_node+0x131/0x730
[  314.135923]  ? __alloc_skb+0x119/0x770
[  314.139804]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  314.144542]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  314.149560]  ? rtmsg_ifinfo+0x8c/0xa0
[  314.153347]  ? dev_close_many+0x3be/0x860
[  314.157478]  ? rollback_registered_many+0x543/0x1250
[  314.162562]  ? rollback_registered+0x1e9/0x420
[  314.167126]  ? unregister_netdevice_queue+0x321/0x5e0
[  314.172301]  ? __tun_detach+0x11b8/0x15c0
[  314.176430]  ? tun_chr_close+0xe3/0x180
[  314.180389]  ? __fput+0x385/0xa30
[  314.183825]  ? ____fput+0x15/0x20
[  314.187261]  ? task_work_run+0x1e8/0x2a0
[  314.191310]  ? do_exit+0x1ad6/0x26d0
[  314.195013]  ? do_group_exit+0x177/0x440
[  314.199059]  ? get_signal+0x8b0/0x1980
[  314.202929]  ? do_signal+0x9c/0x21c0
[  314.206633]  ? exit_to_usermode_loop+0x2e5/0x380
[  314.211374]  ? do_syscall_64+0x6be/0x820
[  314.215416]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.220765]  ? lock_downgrade+0x900/0x900
[  314.224897]  ? quarantine_reduce+0x163/0x1a0
[  314.229293]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.234380]  ? ___cache_free+0x2e/0x380
[  314.238349]  ? quarantine_reduce+0x189/0x1a0
[  314.242745]  ? kasan_unpoison_shadow+0x35/0x50
[  314.247313]  kasan_kmalloc+0xc7/0xe0
[  314.251015]  kasan_slab_alloc+0x12/0x20
[  314.254973]  kmem_cache_alloc_node+0x131/0x730
[  314.259542]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.264462]  __alloc_skb+0x119/0x770
[  314.268172]  ? netdev_alloc_frag+0x1f0/0x1f0
[  314.272568]  ? if_nlmsg_size+0x5d1/0xbb0
[  314.276619]  ? rtnetlink_put_metrics+0x690/0x690
[  314.281363]  ? sk_psock_stop_strp+0x120/0x120
[  314.285844]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  314.290846]  ? netif_tx_stop_all_queues+0xd9/0x110
[  314.295774]  rtmsg_ifinfo_build_skb+0x74/0x190
[  314.300345]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  314.305183]  rtmsg_ifinfo+0x8c/0xa0
[  314.308798]  dev_close_many+0x3be/0x860
[  314.312767]  ? dev_fill_metadata_dst+0x840/0x840
[  314.317512]  ? find_held_lock+0x36/0x1c0
[  314.321564]  ? __queue_work+0x671/0x1440
[  314.325612]  ? lock_downgrade+0x900/0x900
[  314.330243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.335765]  ? rtnl_is_locked+0xb5/0xf0
[  314.339725]  ? rtnl_trylock+0x20/0x20
[  314.343508]  ? do_raw_spin_unlock+0xa7/0x330
[  314.347898]  ? do_raw_spin_trylock+0x270/0x270
[  314.352473]  rollback_registered_many+0x543/0x1250
[  314.357394]  ? generic_xdp_install+0x5a0/0x5a0
[  314.361969]  ? flush_rcu_work+0x90/0x90
[  314.365932]  ? zap_class+0x640/0x640
[  314.369631]  ? print_usage_bug+0xc0/0xc0
[  314.373675]  ? print_usage_bug+0xc0/0xc0
[  314.377724]  ? zap_class+0x640/0x640
[  314.381427]  ? print_usage_bug+0xc0/0xc0
[  314.385476]  ? find_held_lock+0x36/0x1c0
[  314.389528]  ? mark_held_locks+0xc7/0x130
[  314.393664]  rollback_registered+0x1e9/0x420
[  314.398053]  ? lockdep_hardirqs_on+0x321/0x5b0
[  314.402619]  ? rollback_registered_many+0x1250/0x1250
[  314.407790]  ? trace_hardirqs_on+0xbd/0x310
[  314.412114]  ? linkwatch_schedule_work+0x150/0x170
[  314.417028]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.422119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.427639]  ? rtnl_is_locked+0xb5/0xf0
[  314.431595]  ? rtnl_trylock+0x20/0x20
[  314.435384]  ? queue_delayed_work_on+0x130/0x1f0
[  314.440126]  unregister_netdevice_queue+0x321/0x5e0
[  314.445132]  ? rollback_registered+0x420/0x420
[  314.449704]  ? linkwatch_schedule_work+0x170/0x170
[  314.454636]  ? tun_setup+0x2d0/0x2d0
[  314.458338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.463865]  ? netif_set_real_num_tx_queues+0x10d/0x710
[  314.469214]  ? __tun_detach+0x6ba/0x15c0
[  314.473267]  __tun_detach+0x11b8/0x15c0
[  314.477228]  ? __call_rcu.constprop.55+0x3ea/0x950
[  314.482142]  ? __call_rcu.constprop.55+0x3ea/0x950
[  314.487065]  ? tun_attach+0x1900/0x1900
[  314.491023]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.496112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.501639]  ? check_preemption_disabled+0x48/0x280
[  314.506638]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  314.511214]  ? zap_class+0x640/0x640
[  314.514916]  ? fsnotify+0x4e5/0xf20
[  314.518534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.524060]  ? locks_remove_file+0x3c6/0x5c0
[  314.528456]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  314.533978]  ? ima_file_free+0x132/0x650
[  314.538025]  ? __lock_is_held+0xb5/0x140
[  314.542091]  ? __tun_detach+0x15c0/0x15c0
[  314.546229]  ? __tun_detach+0x15c0/0x15c0
[  314.550363]  tun_chr_close+0xe3/0x180
[  314.554158]  __fput+0x385/0xa30
[  314.557429]  ? get_max_files+0x20/0x20
[  314.561305]  ? perf_trace_sched_process_exec+0x860/0x860
[  314.566743]  ____fput+0x15/0x20
[  314.570008]  task_work_run+0x1e8/0x2a0
[  314.573885]  ? task_work_cancel+0x240/0x240
[  314.578197]  ? switch_task_namespaces+0xb8/0xd0
[  314.582854]  do_exit+0x1ad6/0x26d0
[  314.586384]  ? mm_update_next_owner+0x990/0x990
[  314.591040]  ? print_usage_bug+0xc0/0xc0
[  314.595083]  ? find_held_lock+0x36/0x1c0
[  314.599148]  ? mark_held_locks+0x130/0x130
[  314.603386]  ? __lock_acquire+0x62f/0x4c20
[  314.607604]  ? pipe_wait+0x266/0x2c0
[  314.611313]  ? lock_release+0xa00/0xa00
[  314.615274]  ? mark_held_locks+0x130/0x130
[  314.619514]  ? __mutex_lock+0x85e/0x16f0
[  314.623557]  ? __switch_to_asm+0x40/0x70
[  314.627601]  ? pipe_wait+0x266/0x2c0
[  314.631299]  ? __switch_to_asm+0x34/0x70
[  314.635343]  ? __switch_to_asm+0x40/0x70
[  314.639391]  ? mutex_trylock+0x2b0/0x2b0
[  314.643437]  ? zap_class+0x640/0x640
[  314.647152]  ? zap_class+0x640/0x640
[  314.650861]  ? find_held_lock+0x36/0x1c0
[  314.654914]  ? memset+0x31/0x40
[  314.658182]  ? find_held_lock+0x36/0x1c0
[  314.662232]  ? get_signal+0x95b/0x1980
[  314.666109]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.670595]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.675078]  do_group_exit+0x177/0x440
[  314.678953]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.684039]  ? __ia32_sys_exit+0x50/0x50
[  314.688090]  get_signal+0x8b0/0x1980
[  314.691794]  ? ptrace_notify+0x130/0x130
[  314.695841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.701360]  ? pipe_read+0x702/0x940
[  314.705060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.710590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.716107]  ? __vfs_read+0x11f/0x9b0
[  314.719906]  do_signal+0x9c/0x21c0
[  314.723432]  ? fsnotify+0xf20/0xf20
[  314.727046]  ? setup_sigcontext+0x7d0/0x7d0
[  314.731361]  ? exit_to_usermode_loop+0x8c/0x380
[  314.736013]  ? exit_to_usermode_loop+0x8c/0x380
[  314.740665]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  314.745230]  ? trace_hardirqs_on+0xbd/0x310
[  314.749537]  ? do_syscall_64+0x6be/0x820
[  314.753590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.759114]  exit_to_usermode_loop+0x2e5/0x380
[  314.763688]  ? __bpf_trace_sys_exit+0x30/0x30
[  314.768179]  do_syscall_64+0x6be/0x820
[  314.772048]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  314.777395]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.782310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.787159]  ? trace_hardirqs_on_caller+0x310/0x310
[  314.792176]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.797183]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.802017]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.807188] RIP: 0033:0x410fa0
[  314.810393] Code: Bad RIP value.
[  314.813741] RSP: 002b:00007ffc301abb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  314.821431] RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000410fa0
[  314.828686] RDX: 0000000000000038 RSI: 0000000000728020 RDI: 00000000000000f9
[  314.835940] RBP: 0000000000000003 R08: 00000000000003b8 R09: 0000000000004000
[  314.843197] R10: 000000000070a660 R11: 0000000000000246 R12: 0000000000000004
[  314.850464] R13: 000000000001dd2a R14: 000000000000002e R15: 0000000000000005
[  314.857732] CPU: 0 PID: 9264 Comm: syz-executor4 Not tainted 4.20.0-rc1+ #144
[  314.857803] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  314.864992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.864996] Call Trace:
[  314.865000]  <IRQ>
[  314.865017]  dump_stack+0x244/0x39d
[  314.865032]  ? dump_stack_print_info.cold.1+0x20/0x20
[  314.871561] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.880832]  warn_alloc.cold.116+0xb7/0x1bd
[  314.883376] syz-executor5 cpuset=syz5 mems_allowed=0
[  314.885510]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  314.918929]  ? lock_downgrade+0x900/0x900
[  314.923069]  ? trace_hardirqs_off+0xb8/0x310
[  314.927468]  ? trace_hardirqs_off+0xb8/0x310
[  314.931868]  __alloc_pages_slowpath+0x26e8/0x2e10
[  314.936812]  ? warn_alloc+0x120/0x120
[  314.940601]  ? print_usage_bug+0xc0/0xc0
[  314.944644]  ? warn_alloc+0x120/0x120
[  314.948433]  ? warn_alloc+0x120/0x120
[  314.952221]  ? print_usage_bug+0xc0/0xc0
[  314.956269]  ? print_usage_bug+0xc0/0xc0
[  314.960318]  ? __lock_acquire+0x62f/0x4c20
[  314.964541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.970064]  ? should_fail+0x22d/0xd01
[  314.973937]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.979030]  ? __lock_acquire+0x62f/0x4c20
[  314.983255]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.988341]  ? __lock_acquire+0x62f/0x4c20
[  314.992561]  ? should_fail+0x22d/0xd01
[  314.996434]  ? find_held_lock+0x36/0x1c0
[  315.000484]  ? mark_held_locks+0x130/0x130
[  315.004706]  ? mark_held_locks+0x130/0x130
[  315.008926]  ? zap_class+0x640/0x640
[  315.012623]  ? zap_class+0x640/0x640
[  315.016322]  ? print_usage_bug+0xc0/0xc0
[  315.020370]  ? do_raw_spin_unlock+0xa7/0x330
[  315.024761]  ? zap_class+0x640/0x640
[  315.028462]  ? print_usage_bug+0xc0/0xc0
[  315.032506]  ? wq_watchdog_touch+0x9c/0xfe
[  315.036727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.042253]  ? check_preemption_disabled+0x48/0x280
[  315.047261]  ? __lock_is_held+0xb5/0x140
[  315.051309]  __alloc_pages_nodemask+0xa80/0xde0
[  315.055965]  ? zap_class+0x640/0x640
[  315.059670]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  315.064677]  ? find_held_lock+0x36/0x1c0
[  315.068740]  ? ____cache_alloc_node+0x1c7/0x1e0
[  315.073397]  ? lock_downgrade+0x900/0x900
[  315.077543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.083072]  cache_grow_begin+0xa5/0x8c0
[  315.087121]  ? do_raw_spin_unlock+0xa7/0x330
[  315.091521]  fallback_alloc+0x204/0x2e0
[  315.095484]  ____cache_alloc_node+0x1c7/0x1e0
[  315.099966]  kmem_cache_alloc_node+0xe3/0x730
[  315.104445]  ? ipv6_get_ifaddr+0x42e/0x620
[  315.108685]  __alloc_skb+0x119/0x770
[  315.112405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.117669]  ? netdev_alloc_frag+0x1f0/0x1f0
[  315.122059]  ? lock_downgrade+0x900/0x900
[  315.126196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.131716]  ? refcount_sub_and_test_checked+0x203/0x310
[  315.137156]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  315.142593]  ? addrconf_rs_timer+0x690/0x690
[  315.146993]  ndisc_alloc_skb+0x144/0x340
[  315.151043]  ndisc_send_rs+0x331/0x6e0
[  315.154920]  addrconf_rs_timer+0x314/0x690
[  315.159145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.163635]  call_timer_fn+0x272/0x920
[  315.167507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.171725]  ? process_timeout+0x40/0x40
[  315.175775]  ? __run_timers+0x7da/0xc70
[  315.179734]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.184210]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.188691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.192911]  ? lockdep_hardirqs_on+0x296/0x5b0
[  315.197477]  ? trace_hardirqs_on+0xbd/0x310
[  315.201792]  ? kasan_check_read+0x11/0x20
[  315.205922]  ? __run_timers+0x7da/0xc70
[  315.209883]  ? trace_hardirqs_off_caller+0x310/0x310
[  315.214975]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.219198]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.223414]  __run_timers+0x7e5/0xc70
[  315.227208]  ? timer_fixup_init+0x70/0x70
[  315.231346]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.236352]  ? zap_class+0x640/0x640
[  315.240059]  ? enqueue_hrtimer+0x1a5/0x560
[  315.244283]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  315.249460]  ? find_held_lock+0x36/0x1c0
[  315.253507]  ? zap_class+0x640/0x640
[  315.257317]  ? pvclock_read_flags+0x160/0x160
[  315.261812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.267333]  ? check_preemption_disabled+0x48/0x280
[  315.272352]  ? __lock_is_held+0xb5/0x140
[  315.276400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.281925]  ? check_preemption_disabled+0x48/0x280
[  315.286926]  run_timer_softirq+0x52/0xb0
[  315.290977]  ? rcu_read_lock_sched_held+0x14f/0x180
[  315.295977]  __do_softirq+0x308/0xb7e
[  315.299761]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  315.304240]  ? lock_downgrade+0x900/0x900
[  315.308375]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  315.313479]  ? pvclock_read_flags+0x160/0x160
[  315.317964]  ? lapic_next_event+0x5a/0x90
[  315.322101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.327626]  ? kvm_clock_read+0x18/0x30
[  315.331590]  ? kvm_sched_clock_read+0x9/0x20
[  315.335981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.341507]  ? check_preemption_disabled+0x48/0x280
[  315.346513]  irq_exit+0x17f/0x1c0
[  315.349951]  smp_apic_timer_interrupt+0x1cb/0x760
[  315.354777]  ? smp_reschedule_interrupt+0x109/0x650
[  315.359779]  ? smp_call_function_single_interrupt+0x650/0x650
[  315.365646]  ? interrupt_entry+0xb5/0xc0
[  315.369693]  ? trace_hardirqs_off_caller+0xbb/0x310
[  315.374708]  ? trace_hardirqs_off_caller+0xbb/0x310
[  315.379710]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.384540]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.389541]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.394540]  ? task_prio+0x50/0x50
[  315.398071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.403596]  ? check_preemption_disabled+0x48/0x280
[  315.408600]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.413433]  apic_timer_interrupt+0xf/0x20
[  315.417648]  </IRQ>
[  315.419876] RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740
[  315.425746] Code: 3f 7e 0f 85 32 ff ff ff e8 73 e8 3d ff e9 28 ff ff ff e8 da 1d c3 ff 48 83 3d f2 66 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 b7
[  315.444627] RSP: 0000:ffff880193267498 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  315.452327] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  315.459583] RDX: 0000000000000000 RSI: ffff8801bcb2ca40 RDI: 0000000000000286
[  315.466835] RBP: ffff880193267510 R08: ffff8801bcb2c1c0 R09: 0000000000000000
[  315.474090] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
[  315.481346] R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
[  315.488618]  ? save_stack+0xa9/0xd0
[  315.492238]  __kmalloc_node_track_caller+0x3c/0x70
[  315.497161]  __kmalloc_reserve.isra.40+0xcc/0xe0
[  315.501911]  pskb_expand_head+0x230/0x10f0
[  315.506140]  ? check_preemption_disabled+0x48/0x280
[  315.511143]  ? memcpy+0x45/0x50
[  315.514411]  ? __copy_skb_header+0x350/0x6b0
[  315.518805]  ? skb_release_data+0x880/0x880
[  315.523114]  ? __alloc_skb+0x770/0x770
[  315.526991]  ? __lock_is_held+0xb5/0x140
[  315.531039]  ? kasan_check_write+0x14/0x20
[  315.535264]  ? __skb_clone+0x6c7/0xa00
[  315.539138]  ? __copy_skb_header+0x6b0/0x6b0
[  315.543530]  ? kmem_cache_alloc+0x33a/0x730
[  315.547839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.553365]  skb_ensure_writable+0x3dd/0x640
[  315.557761]  ? skb_checksum_setup+0xaa0/0xaa0
[  315.562243]  ? preempt_notifier_register+0x200/0x200
[  315.567334]  ? __switch_to_asm+0x34/0x70
[  315.571376]  ? __switch_to_asm+0x34/0x70
[  315.575418]  ? __switch_to_asm+0x40/0x70
[  315.579459]  ? __switch_to_asm+0x34/0x70
[  315.583499]  ? __switch_to_asm+0x40/0x70
[  315.587545]  ? __switch_to_asm+0x40/0x70
[  315.591586]  ? __switch_to_asm+0x34/0x70
[  315.595726]  ? __switch_to_asm+0x34/0x70
[  315.599770]  ? __switch_to_asm+0x40/0x70
[  315.603811]  ? __switch_to_asm+0x34/0x70
[  315.607860]  bpf_clone_redirect+0x14a/0x490
[  315.612173]  bpf_prog_210052181be91187+0x25d/0x1000
[  315.617180]  ? __sched_text_start+0x8/0x8
[  315.621315]  ? retint_kernel+0x2d/0x2d
[  315.625186]  ? trace_hardirqs_on_caller+0xc0/0x310
[  315.630109]  ? find_held_lock+0x36/0x1c0
[  315.634161]  ? lock_acquire+0x1ed/0x520
[  315.638129]  ? bpf_test_run+0x3cb/0x780
[  315.642088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.647608]  ? check_preemption_disabled+0x48/0x280
[  315.652620]  ? kasan_check_read+0x11/0x20
[  315.656749]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.662010]  ? rcu_softirq_qs+0x20/0x20
[  315.665969]  ? preempt_schedule+0x4d/0x60
[  315.670100]  ? ___preempt_schedule+0x16/0x18
[  315.674495]  ? bpf_test_run+0x25d/0x780
[  315.678463]  ? netlink_diag_dump+0x2a0/0x2a0
[  315.682857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.688378]  ? bpf_test_init.isra.10+0x70/0x100
[  315.693034]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  315.697787]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  315.702614]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  315.708137]  ? fput+0x130/0x1a0
[  315.711403]  ? __bpf_prog_get+0x9b/0x290
[  315.715452]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  315.720277]  ? bpf_prog_test_run+0x130/0x1a0
[  315.724771]  ? __x64_sys_bpf+0x3d8/0x520
[  315.728819]  ? bpf_prog_get+0x20/0x20
[  315.732611]  ? do_syscall_64+0x142/0x820
[  315.736654]  ? do_syscall_64+0x157/0x820
[  315.740702]  ? do_syscall_64+0x1b9/0x820
[  315.744747]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  315.750098]  ? syscall_return_slowpath+0x5e0/0x5e0
[  315.755009]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.759844]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.764845]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  315.769845]  ? prepare_exit_to_usermode+0x291/0x3b0
[  315.774850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.779681]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  315.785062] CPU: 1 PID: 6180 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #144
[  315.785066] warn_alloc_show_mem: 1 callbacks suppressed
[  315.785071] Mem-Info:
[  315.792330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  315.797683] active_anon:55375 inactive_anon:4283 isolated_anon:0
[  315.797683]  active_file:14 inactive_file:13 isolated_file:0
[  315.797683]  unevictable:0 dirty:0 writeback:0 unstable:0
[  315.797683]  slab_reclaimable:9140 slab_unreclaimable:1461412
[  315.797683]  mapped:8194 shmem:4340 pagetables:463 bounce:0
[  315.797683]  free:13753 free_pcp:301 free_cma:0
[  315.800052] Call Trace:
[  315.809410] Node 0 active_anon:221500kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32776kB dirty:0kB writeback:0kB shmem:17360kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  315.842329]  <IRQ>
[  315.844886] Node 0 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
[  315.872626]  dump_stack+0x244/0x39d
[  315.874736] lowmem_reserve[]: 0 2818 6321 6321
[  315.901043]  ? dump_stack_print_info.cold.1+0x20/0x20
[  315.904631] Node 0 DMA32 free:25088kB min:30052kB low:37564kB high:45076kB active_anon:12296kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
[  315.909202]  warn_alloc.cold.116+0xb7/0x1bd
[  315.914352] lowmem_reserve[]: 0 0 3503 3503
[  315.942173]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  315.946460] Node 0 Normal free:14016kB min:37364kB low:46704kB high:56044kB active_anon:209204kB inactive_anon:17132kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6624kB pagetables:1852kB bounce:0kB free_pcp:956kB local_pcp:400kB free_cma:0kB
[  315.950760]  ? lock_downgrade+0x900/0x900
[  315.955754] lowmem_reserve[]: 0 0 0 0
[  315.984801]  ? trace_hardirqs_off+0xb8/0x310
[  315.988927] 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
[  315.992708]  ? trace_hardirqs_off+0xb8/0x310
[  315.997076] Node 0 DMA32: 8*4kB (UMH) 2*8kB (M) 3*16kB (MH) 5*32kB (MH) 6*64kB (MH) 5*128kB (MH) 5*256kB (UMH) 4*512kB (UM) 4*1024kB (UMH) 2*2048kB (M) 3*4096kB (M) = 25088kB
[  316.010582]  __alloc_pages_slowpath+0x26e8/0x2e10
[  316.014956] Node 0 Normal: 914*4kB (UMEH) 387*8kB (UMEH) 140*16kB (UME) 67*32kB (ME) 35*64kB (M) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 14016kB
[  316.030645]  ? warn_alloc+0x120/0x120
[  316.035450] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  316.050332]  ? print_usage_bug+0xc0/0xc0
[  316.054103] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  316.062909]  ? warn_alloc+0x120/0x120
[  316.066933] 4367 total pagecache pages
[  316.075483]  ? warn_alloc+0x120/0x120
[  316.079251] 0 pages in swap cache
[  316.083116]  ? print_usage_bug+0xc0/0xc0
[  316.086884] Swap cache stats: add 0, delete 0, find 0/0
[  316.090311]  ? kvm_clock_read+0x18/0x30
[  316.094333] Free swap  = 0kB
[  316.099669]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  316.103609] Total swap = 0kB
[  316.106606]  ? print_usage_bug+0xc0/0xc0
[  316.111587] 1965979 pages RAM
[  316.114582]  ? __lock_acquire+0x62f/0x4c20
[  316.118605] 0 pages HighMem/MovableOnly
[  316.121689]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.125883] 342853 pages reserved
[  316.125889] 0 pages cma reserved
[  316.129841]  ? should_fail+0x22d/0xd01
[  316.135403] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  316.138770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.138785]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.142189] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  316.145978]  ? __lock_acquire+0x62f/0x4c20
[  316.152432] syz-executor4 cpuset=syz4 mems_allowed=0
[  316.157689]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.187593]  ? __lock_acquire+0x62f/0x4c20
[  316.191811]  ? should_fail+0x22d/0xd01
[  316.195680]  ? rcu_irq_exit+0x1a2/0x390
[  316.199650]  ? mark_held_locks+0x130/0x130
[  316.203876]  ? mark_held_locks+0x130/0x130
[  316.208098]  ? mark_held_locks+0xc7/0x130
[  316.212234]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  316.217240]  ? zap_class+0x640/0x640
[  316.220936]  ? print_usage_bug+0xc0/0xc0
[  316.224982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.230512]  ? check_preemption_disabled+0x48/0x280
[  316.235523]  ? __lock_is_held+0xb5/0x140
[  316.239572]  __alloc_pages_nodemask+0xa80/0xde0
[  316.244224]  ? zap_class+0x640/0x640
[  316.247928]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  316.252936]  ? find_held_lock+0x36/0x1c0
[  316.256987]  ? ____cache_alloc_node+0x1c7/0x1e0
[  316.261653]  ? lock_downgrade+0x900/0x900
[  316.265793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.271321]  cache_grow_begin+0xa5/0x8c0
[  316.275368]  ? do_raw_spin_unlock+0xa7/0x330
[  316.279767]  fallback_alloc+0x204/0x2e0
[  316.283733]  ____cache_alloc_node+0x1c7/0x1e0
[  316.288219]  kmem_cache_alloc_node+0xe3/0x730
[  316.292698]  ? ipv6_get_ifaddr+0x42e/0x620
[  316.296926]  __alloc_skb+0x119/0x770
[  316.300622]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.305888]  ? netdev_alloc_frag+0x1f0/0x1f0
[  316.310283]  ? lock_downgrade+0x900/0x900
[  316.314424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.319945]  ? refcount_sub_and_test_checked+0x203/0x310
[  316.325385]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  316.331279]  ? addrconf_rs_timer+0x690/0x690
[  316.335685]  ndisc_alloc_skb+0x144/0x340
[  316.339734]  ndisc_send_rs+0x331/0x6e0
[  316.343611]  addrconf_rs_timer+0x314/0x690
[  316.347845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.352071]  call_timer_fn+0x272/0x920
[  316.355946]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.360163]  ? process_timeout+0x40/0x40
[  316.364213]  ? mark_held_locks+0xc7/0x130
[  316.368348]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.372829]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.377311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.381534]  ? lockdep_hardirqs_on+0x296/0x5b0
[  316.386103]  ? trace_hardirqs_on+0xbd/0x310
[  316.390411]  ? kasan_check_read+0x11/0x20
[  316.394543]  ? __run_timers+0x7da/0xc70
[  316.398502]  ? trace_hardirqs_off_caller+0x310/0x310
[  316.403592]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.407817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.412038]  __run_timers+0x7e5/0xc70
[  316.415830]  ? timer_fixup_init+0x70/0x70
[  316.419966]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  316.424981]  ? zap_class+0x640/0x640
[  316.428682]  ? print_usage_bug+0xc0/0xc0
[  316.432727]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  316.437913]  ? find_held_lock+0x36/0x1c0
[  316.441962]  ? zap_class+0x640/0x640
[  316.445671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.451195]  ? check_preemption_disabled+0x48/0x280
[  316.456205]  ? __lock_is_held+0xb5/0x140
[  316.460255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.465778]  ? check_preemption_disabled+0x48/0x280
[  316.470781]  run_timer_softirq+0x52/0xb0
[  316.474829]  ? rcu_read_lock_sched_held+0x14f/0x180
[  316.479832]  __do_softirq+0x308/0xb7e
[  316.483619]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  316.488098]  ? lock_downgrade+0x900/0x900
[  316.492233]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  316.497327]  ? pvclock_read_flags+0x160/0x160
[  316.501810]  ? lapic_next_event+0x5a/0x90
[  316.505947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.511477]  ? kvm_clock_read+0x18/0x30
[  316.515436]  ? kvm_sched_clock_read+0x9/0x20
[  316.519831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.525366]  ? check_preemption_disabled+0x48/0x280
[  316.530377]  irq_exit+0x17f/0x1c0
[  316.533823]  smp_apic_timer_interrupt+0x1cb/0x760
[  316.538647]  ? smp_reschedule_interrupt+0x109/0x650
[  316.543650]  ? smp_call_function_single_interrupt+0x650/0x650
[  316.549534]  ? interrupt_entry+0xb5/0xc0
[  316.553583]  ? trace_hardirqs_off_caller+0xbb/0x310
[  316.558582]  ? trace_hardirqs_off_caller+0xbb/0x310
[  316.563587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.568414]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.573417]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.578417]  ? task_prio+0x50/0x50
[  316.581942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.587476]  ? check_preemption_disabled+0x48/0x280
[  316.592480]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.597314]  apic_timer_interrupt+0xf/0x20
[  316.601536]  </IRQ>
[  316.603758] RIP: 0010:console_unlock+0x102f/0x1190
[  316.608675] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 1f 56 5d 00 e9 f2 fb ff
[  316.627558] RSP: 0000:ffff88019806cf38 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  316.635252] RAX: ffff880198062300 RBX: 0000000000000200 RCX: 1ffff1003300c57e
[  316.642506] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  316.649762] RBP: ffff88019806d0a8 R08: ffff880198062bf0 R09: 0000000000000006
[  316.657016] R10: 0000000000000000 R11: ffff880198062300 R12: dffffc0000000000
[  316.664271] R13: ffffffff849c9e50 R14: dffffc0000000000 R15: ffffffff89b63610
[  316.671530]  ? netconsole_netdev_event+0x280/0x280
[  316.676448]  ? console_unlock+0x1026/0x1190
[  316.680776]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  316.685426]  ? vprintk_emit+0x846/0x990
[  316.689386]  ? lock_release+0xa00/0xa00
[  316.693344]  ? trace_hardirqs_on+0x70/0x310
[  316.697651]  ? vprintk_default+0x28/0x30
[  316.701695]  ? trace_hardirqs_off_caller+0x310/0x310
[  316.706790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.712316]  vprintk_emit+0x391/0x990
[  316.716109]  ? wake_up_klogd+0x180/0x180
[  316.720157]  ? find_held_lock+0x11/0x1c0
[  316.724209]  ? mark_held_locks+0xc7/0x130
[  316.728343]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.732820]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.737304]  vprintk_default+0x28/0x30
[  316.741177]  vprintk_func+0x7e/0x181
[  316.744879]  printk+0xa7/0xcf
[  316.747975]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  316.752722]  ? _raw_spin_unlock_irq+0x60/0x80
[  316.757212]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  316.762478]  dump_header+0x7cc/0xf72
[  316.766182]  ? pagefault_out_of_memory+0x197/0x197
[  316.771108]  ? percpu_ref_get_many+0x240/0x240
[  316.775685]  ? zap_class+0x640/0x640
[  316.779391]  ? print_usage_bug+0xc0/0xc0
[  316.783442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.788973]  ? find_held_lock+0x36/0x1c0
[  316.793024]  ? mark_held_locks+0xc7/0x130
[  316.797174]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  316.802264]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  316.807351]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  316.811916]  ? trace_hardirqs_on+0xbd/0x310
[  316.816223]  ? kasan_check_read+0x11/0x20
[  316.820368]  ? ___ratelimit+0x3b4/0x672
[  316.824327]  ? trace_hardirqs_off_caller+0x310/0x310
[  316.829413]  ? trace_hardirqs_on+0x310/0x310
[  316.833804]  ? lock_downgrade+0x900/0x900
[  316.837947]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  316.843039]  ? ___ratelimit+0x3b9/0x672
[  316.847014]  ? idr_get_free+0xf70/0xf70
[  316.850974]  ? find_held_lock+0x36/0x1c0
[  316.855124]  oom_kill_process.cold.27+0x10/0x903
[  316.859863]  ? zap_class+0x640/0x640
[  316.863562]  ? check_preemption_disabled+0x48/0x280
[  316.868568]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  316.873483]  ? kasan_check_read+0x11/0x20
[  316.877615]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.882876]  ? oom_evaluate_task+0x540/0x540
[  316.887271]  ? find_held_lock+0x36/0x1c0
[  316.891325]  ? out_of_memory+0x974/0x1430
[  316.895458]  ? lock_downgrade+0x900/0x900
[  316.899591]  ? check_preemption_disabled+0x48/0x280
[  316.904592]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  316.909503]  ? kasan_check_read+0x11/0x20
[  316.913633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.918893]  ? rcu_softirq_qs+0x20/0x20
[  316.922858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.928380]  ? oom_evaluate_task+0x302/0x540
[  316.932776]  out_of_memory+0xa84/0x1430
[  316.936755]  ? oom_killer_disable+0x3a0/0x3a0
[  316.941238]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  316.946152]  ? __ww_mutex_check_waiters+0x160/0x160
[  316.951173]  __alloc_pages_slowpath+0x2354/0x2e10
[  316.956013]  ? do_raw_spin_trylock+0x270/0x270
[  316.960590]  ? warn_alloc+0x120/0x120
[  316.964384]  ? debug_check_no_obj_freed+0x305/0x58d
[  316.969387]  ? drain_local_pages_wq+0x40/0x40
[  316.973872]  ? __lock_acquire+0x62f/0x4c20
[  316.978091]  ? trace_hardirqs_on+0x310/0x310
[  316.982489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.988013]  ? should_fail+0x22d/0xd01
[  316.991886]  ? mark_held_locks+0x130/0x130
[  316.996106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.001194]  ? zap_class+0x640/0x640
[  317.004894]  ? trace_hardirqs_on+0x310/0x310
[  317.009302]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  317.014852]  ? __lock_is_held+0xb5/0x140
[  317.018907]  ? lock_release+0xa00/0xa00
[  317.022876]  ? perf_trace_sched_process_exec+0x860/0x860
[  317.028318]  ? __might_sleep+0x95/0x190
[  317.032284]  __alloc_pages_nodemask+0xa80/0xde0
[  317.036944]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  317.041946]  ? lock_downgrade+0x900/0x900
[  317.046089]  ? check_preemption_disabled+0x48/0x280
[  317.051091]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.056006]  ? kasan_check_read+0x11/0x20
[  317.060137]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.065405]  ? unwind_dump+0x190/0x190
[  317.069286]  ? is_bpf_text_address+0xd3/0x170
[  317.073768]  ? kernel_text_address+0x79/0xf0
[  317.078186]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  317.083728]  alloc_pages_current+0x173/0x350
[  317.088125]  depot_save_stack+0x3f1/0x470
[  317.092259]  save_stack+0xa9/0xd0
[  317.095699]  ? save_stack+0x43/0xd0
[  317.099311]  ? kasan_kmalloc+0xc7/0xe0
[  317.103188]  ? kasan_slab_alloc+0x12/0x20
[  317.107318]  ? kmem_cache_alloc_node+0x131/0x730
[  317.112059]  ? __alloc_skb+0x119/0x770
[  317.115935]  ? rtmsg_ifinfo_build_skb+0x74/0x190
[  317.120680]  ? rtmsg_ifinfo_event.part.31+0x45/0xe0
[  317.125682]  ? rtmsg_ifinfo+0x8c/0xa0
[  317.129467]  ? dev_close_many+0x3be/0x860
[  317.133605]  ? rollback_registered_many+0x543/0x1250
[  317.138695]  ? rollback_registered+0x1e9/0x420
[  317.143259]  ? unregister_netdevice_queue+0x321/0x5e0
[  317.148435]  ? __tun_detach+0x11b8/0x15c0
[  317.152567]  ? tun_chr_close+0xe3/0x180
[  317.156530]  ? __fput+0x385/0xa30
[  317.160176]  ? ____fput+0x15/0x20
[  317.163614]  ? task_work_run+0x1e8/0x2a0
[  317.167660]  ? do_exit+0x1ad6/0x26d0
[  317.171364]  ? do_group_exit+0x177/0x440
[  317.175412]  ? get_signal+0x8b0/0x1980
[  317.179286]  ? do_signal+0x9c/0x21c0
[  317.182989]  ? exit_to_usermode_loop+0x2e5/0x380
[  317.187743]  ? do_syscall_64+0x6be/0x820
[  317.191790]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  317.197141]  ? lock_downgrade+0x900/0x900
[  317.201274]  ? quarantine_reduce+0x163/0x1a0
[  317.205671]  ? trace_hardirqs_off_caller+0x310/0x310
[  317.210760]  ? ___cache_free+0x2e/0x380
[  317.214728]  ? quarantine_reduce+0x189/0x1a0
[  317.219149]  ? kasan_unpoison_shadow+0x35/0x50
[  317.223718]  kasan_kmalloc+0xc7/0xe0
[  317.227418]  kasan_slab_alloc+0x12/0x20
[  317.231375]  kmem_cache_alloc_node+0x131/0x730
[  317.235945]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.240863]  __alloc_skb+0x119/0x770
[  317.244564]  ? netdev_alloc_frag+0x1f0/0x1f0
[  317.248973]  ? if_nlmsg_size+0x5d1/0xbb0
[  317.253026]  ? rtnetlink_put_metrics+0x690/0x690
[  317.257776]  ? sk_psock_stop_strp+0x120/0x120
[  317.262256]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  317.267261]  ? netif_tx_stop_all_queues+0xd9/0x110
[  317.272189]  rtmsg_ifinfo_build_skb+0x74/0x190
[  317.276758]  rtmsg_ifinfo_event.part.31+0x45/0xe0
[  317.281588]  rtmsg_ifinfo+0x8c/0xa0
[  317.285202]  dev_close_many+0x3be/0x860
[  317.289168]  ? dev_fill_metadata_dst+0x840/0x840
[  317.293921]  ? find_held_lock+0x36/0x1c0
[  317.298060]  ? __queue_work+0x671/0x1440
[  317.302104]  ? lock_downgrade+0x900/0x900
[  317.306240]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.311759]  ? rtnl_is_locked+0xb5/0xf0
[  317.315718]  ? rtnl_trylock+0x20/0x20
[  317.319505]  ? do_raw_spin_unlock+0xa7/0x330
[  317.323905]  ? do_raw_spin_trylock+0x270/0x270
[  317.328476]  rollback_registered_many+0x543/0x1250
[  317.333393]  ? generic_xdp_install+0x5a0/0x5a0
[  317.337961]  ? flush_rcu_work+0x90/0x90
[  317.341919]  ? zap_class+0x640/0x640
[  317.345619]  ? print_usage_bug+0xc0/0xc0
[  317.349672]  ? print_usage_bug+0xc0/0xc0
[  317.353721]  ? zap_class+0x640/0x640
[  317.357433]  ? print_usage_bug+0xc0/0xc0
[  317.361480]  ? find_held_lock+0x36/0x1c0
[  317.365538]  ? mark_held_locks+0xc7/0x130
[  317.369683]  rollback_registered+0x1e9/0x420
[  317.374078]  ? lockdep_hardirqs_on+0x321/0x5b0
[  317.378644]  ? rollback_registered_many+0x1250/0x1250
[  317.383820]  ? trace_hardirqs_on+0xbd/0x310
[  317.388125]  ? linkwatch_schedule_work+0x150/0x170
[  317.393039]  ? trace_hardirqs_off_caller+0x310/0x310
[  317.398130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.403670]  ? rtnl_is_locked+0xb5/0xf0
[  317.407636]  ? rtnl_trylock+0x20/0x20
[  317.411427]  ? queue_delayed_work_on+0x130/0x1f0
[  317.416170]  unregister_netdevice_queue+0x321/0x5e0
[  317.421176]  ? rollback_registered+0x420/0x420
[  317.425747]  ? linkwatch_schedule_work+0x170/0x170