_inc_not_zero_checked+0x2f0/0x2f0
[  227.486593]  ? addrconf_rs_timer+0x690/0x690
[  227.491014]  ndisc_alloc_skb+0x144/0x340
[  227.495081]  ndisc_send_rs+0x331/0x6e0
[  227.498981]  addrconf_rs_timer+0x314/0x690
[  227.503241]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.507488]  call_timer_fn+0x272/0x920
[  227.511377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.515612]  ? process_timeout+0x40/0x40
[  227.519686]  ? __run_timers+0x7da/0xc70
[  227.523665]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.528161]  ? _raw_spin_unlock_irq+0x27/0x80
[  227.532656]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.536897]  ? lockdep_hardirqs_on+0x296/0x5b0
[  227.541489]  ? trace_hardirqs_on+0xbd/0x310
[  227.545818]  ? kasan_check_read+0x11/0x20
[  227.549972]  ? __run_timers+0x7da/0xc70
[  227.553952]  ? trace_hardirqs_off_caller+0x310/0x310
[  227.559092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.563336]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  227.567572]  __run_timers+0x7e5/0xc70
[  227.571387]  ? timer_fixup_init+0x70/0x70
[  227.575539]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.580559]  ? zap_class+0x640/0x640
[  227.584285]  ? enqueue_hrtimer+0x1a5/0x560
[  227.588524]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  227.593721]  ? find_held_lock+0x36/0x1c0
[  227.597790]  ? zap_class+0x640/0x640
[  227.601512]  ? pvclock_read_flags+0x160/0x160
[  227.606014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.611576]  ? check_preemption_disabled+0x48/0x280
[  227.616603]  ? __lock_is_held+0xb5/0x140
[  227.620667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.626226]  ? check_preemption_disabled+0x48/0x280
[  227.631253]  run_timer_softirq+0x52/0xb0
[  227.635318]  ? rcu_read_lock_sched_held+0x14f/0x180
[  227.640376]  __do_softirq+0x308/0xb7e
[  227.644188]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  227.648702]  ? lock_downgrade+0x900/0x900
[  227.652858]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  227.657975]  ? pvclock_read_flags+0x160/0x160
[  227.662474]  ? lapic_next_event+0x5a/0x90
[  227.666626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.672174]  ? kvm_clock_read+0x18/0x30
[  227.676167]  ? kvm_sched_clock_read+0x9/0x20
[  227.680606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.686149]  ? check_preemption_disabled+0x48/0x280
[  227.691183]  irq_exit+0x17f/0x1c0
[  227.694662]  smp_apic_timer_interrupt+0x1cb/0x760
[  227.699507]  ? smp_reschedule_interrupt+0x109/0x650
[  227.704525]  ? smp_call_function_single_interrupt+0x650/0x650
[  227.710415]  ? interrupt_entry+0xb5/0xc0
[  227.714481]  ? trace_hardirqs_off_caller+0xbb/0x310
[  227.719501]  ? trace_hardirqs_off_caller+0xbb/0x310
[  227.724521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.729368]  ? trace_hardirqs_on_caller+0x310/0x310
[  227.734385]  ? trace_hardirqs_on_caller+0x310/0x310
[  227.740206]  ? task_prio+0x50/0x50
[  227.743837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.749380]  ? check_preemption_disabled+0x48/0x280
[  227.754406]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.759262]  apic_timer_interrupt+0xf/0x20
[  227.763495]  </IRQ>
[  227.765739] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  227.770671] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  227.789574] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  227.797284] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  227.804555] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  227.811827] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  227.819099] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  227.826371] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  227.833678]  skb_clone+0x1bb/0x500
[  227.837252]  ? finish_task_switch+0x2f4/0x910
[  227.841755]  ? skb_split+0x11e0/0x11e0
[  227.845650]  ? preempt_notifier_register+0x200/0x200
[  227.850756]  ? __switch_to_asm+0x34/0x70
[  227.854824]  ? __switch_to_asm+0x34/0x70
[  227.858887]  ? __switch_to_asm+0x40/0x70
[  227.862953]  ? __switch_to_asm+0x34/0x70
[  227.867015]  ? __switch_to_asm+0x40/0x70
[  227.871079]  ? __switch_to_asm+0x34/0x70
[  227.875143]  ? __switch_to_asm+0x40/0x70
[  227.879224]  ? __switch_to_asm+0x34/0x70
[  227.883290]  ? __switch_to_asm+0x34/0x70
[  227.887351]  ? __switch_to_asm+0x40/0x70
[  227.891412]  ? __switch_to_asm+0x34/0x70
[  227.895483]  bpf_clone_redirect+0xb9/0x490
[  227.899765]  ? __schedule+0x8d7/0x21d0
[  227.903660]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  227.908680]  ? __sched_text_start+0x8/0x8
[  227.912831]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  227.917643]  ? find_held_lock+0x36/0x1c0
[  227.921736]  ? lock_acquire+0x1ed/0x520
[  227.925716]  ? bpf_test_run+0x3cb/0x780
[  227.929698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.935243]  ? check_preemption_disabled+0x48/0x280
[  227.940275]  ? kasan_check_read+0x11/0x20
[  227.944429]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  227.949708]  ? rcu_softirq_qs+0x20/0x20
[  227.953688]  ? preempt_schedule+0x4d/0x60
[  227.957842]  ? ___preempt_schedule+0x16/0x18
[  227.962264]  ? bpf_test_run+0x25d/0x780
[  227.966259]  ? netlink_diag_dump+0x2a0/0x2a0
[  227.970686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.976340]  ? bpf_test_init.isra.10+0x70/0x100
[  227.981018]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  227.985789]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  227.990637]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  227.996195]  ? fput+0x130/0x1a0
[  227.999483]  ? __bpf_prog_get+0x9b/0x290
[  228.003561]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  228.008407]  ? bpf_prog_test_run+0x130/0x1a0
[  228.012820]  ? __x64_sys_bpf+0x3d8/0x520
[  228.016891]  ? bpf_prog_get+0x20/0x20
[  228.020720]  ? do_syscall_64+0x1b9/0x820
[  228.024784]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  228.030156]  ? syscall_return_slowpath+0x5e0/0x5e0
[  228.035103]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.039955]  ? trace_hardirqs_on_caller+0x310/0x310
[  228.044982]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  228.050021]  ? prepare_exit_to_usermode+0x291/0x3b0
[  228.055050]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.059902]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  228.065289] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  228.065352] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  228.071445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  228.071450] Call Trace:
[  228.071456]  <IRQ>
[  228.071472]  dump_stack+0x244/0x39d
[  228.071494]  ? dump_stack_print_info.cold.1+0x20/0x20
[  228.078141] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  228.087431]  warn_alloc.cold.116+0xb7/0x1bd
[  228.089983] syz-executor5 cpuset=syz5 mems_allowed=0
[  228.092132]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  228.125777]  ? lock_downgrade+0x900/0x900
[  228.129939]  ? trace_hardirqs_off+0xb8/0x310
[  228.134358]  ? trace_hardirqs_off+0xb8/0x310
[  228.138779]  __alloc_pages_slowpath+0x26e8/0x2e10
[  228.143652]  ? warn_alloc+0x120/0x120
[  228.147459]  ? warn_alloc+0x120/0x120
[  228.151313]  ? zap_class+0x640/0x640
[  228.155032]  ? warn_alloc+0x120/0x120
[  228.158837]  ? print_usage_bug+0xc0/0xc0
[  228.162907]  ? print_usage_bug+0xc0/0xc0
[  228.166983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.172564]  ? should_fail+0x22d/0xd01
[  228.176460]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.181571]  ? __lock_acquire+0x62f/0x4c20
[  228.185816]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.191203]  ? __lock_acquire+0x62f/0x4c20
[  228.195442]  ? should_fail+0x22d/0xd01
[  228.199385]  ? mark_held_locks+0x130/0x130
[  228.203642]  ? mark_held_locks+0x130/0x130
[  228.207876]  ? zap_class+0x640/0x640
[  228.211602]  ? zap_class+0x640/0x640
[  228.215323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.220868]  ? check_preemption_disabled+0x48/0x280
[  228.225895]  ? __lock_is_held+0xb5/0x140
[  228.229964]  __alloc_pages_nodemask+0xa80/0xde0
[  228.234634]  ? zap_class+0x640/0x640
[  228.238354]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  228.243383]  ? find_held_lock+0x36/0x1c0
[  228.247459]  ? ____cache_alloc_node+0x1c7/0x1e0
[  228.252155]  ? lock_downgrade+0x900/0x900
[  228.256315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.261858]  cache_grow_begin+0xa5/0x8c0
[  228.265922]  ? do_raw_spin_unlock+0xa7/0x330
[  228.270343]  fallback_alloc+0x204/0x2e0
[  228.274324]  ____cache_alloc_node+0x1c7/0x1e0
[  228.278826]  __kmalloc+0x213/0x760
[  228.282374]  ? __neigh_create+0x30b/0x2130
[  228.286618]  __neigh_create+0x30b/0x2130
[  228.290685]  ? __local_bh_enable_ip+0x160/0x260
[  228.295407]  ? __local_bh_enable_ip+0x160/0x260
[  228.300150]  ? mark_held_locks+0x130/0x130
[  228.304399]  ? __local_bh_enable_ip+0x160/0x260
[  228.309075]  ? neigh_hash_alloc+0x1e0/0x1e0
[  228.313406]  ? trace_hardirqs_on+0xbd/0x310
[  228.317905]  ? mark_held_locks+0xc7/0x130
[  228.322055]  ? ip6t_do_table+0xd9e/0x1d30
[  228.326206]  ? trace_hardirqs_off_caller+0x310/0x310
[  228.331311]  ? __local_bh_enable_ip+0x160/0x260
[  228.335992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.341533]  ? ip6t_do_table+0xd6a/0x1d30
[  228.345688]  ? lock_acquire+0x1ed/0x520
[  228.349668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.355213]  ? check_preemption_disabled+0x48/0x280
[  228.360242]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  228.365786]  ? rcu_pm_notify+0xc0/0xc0
[  228.369677]  ? zap_class+0x640/0x640
[  228.373398]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  228.378602]  ip6_finish_output2+0xa59/0x27a0
[  228.383118]  ? ip6_copy_metadata+0xe30/0xe30
[  228.387552]  ? ip6_mtu+0x39c/0x520
[  228.391097]  ? lock_downgrade+0x900/0x900
[  228.395249]  ? check_preemption_disabled+0x48/0x280
[  228.400270]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  228.405203]  ? kasan_check_read+0x11/0x20
[  228.409353]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  228.414631]  ? rcu_softirq_qs+0x20/0x20
[  228.418622]  ? ip6_mtu+0x160/0x520
[  228.422230]  ? find_match+0x10a0/0x10a0
[  228.426211]  ? kasan_check_read+0x11/0x20
[  228.430362]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  228.435653]  ip6_finish_output+0x58c/0xc60
[  228.439890]  ? ip6_finish_output+0x58c/0xc60
[  228.444309]  ip6_output+0x232/0x9d0
[  228.447940]  ? ip6_finish_output+0xc60/0xc60
[  228.452355]  ? ip6_fragment+0x38e0/0x38e0
[  228.456515]  ? __lock_is_held+0xb5/0x140
[  228.460596]  ndisc_send_skb+0x1005/0x1570
[  228.464756]  ? nf_hook.constprop.33+0x860/0x860
[  228.469433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.475018]  ? refcount_sub_and_test_checked+0x203/0x310
[  228.480479]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  228.485943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.491489]  ndisc_send_rs+0x134/0x6e0
[  228.495399]  addrconf_rs_timer+0x314/0x690
[  228.499730]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.503979]  call_timer_fn+0x272/0x920
[  228.507871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.512110]  ? process_timeout+0x40/0x40
[  228.516200]  ? mark_held_locks+0xc7/0x130
[  228.520353]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.524943]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.529443]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.533689]  ? lockdep_hardirqs_on+0x296/0x5b0
[  228.538277]  ? trace_hardirqs_on+0xbd/0x310
[  228.542605]  ? kasan_check_read+0x11/0x20
[  228.546760]  ? __run_timers+0x7da/0xc70
[  228.550740]  ? trace_hardirqs_off_caller+0x310/0x310
[  228.555850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.560091]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.564344]  __run_timers+0x7e5/0xc70
[  228.568181]  ? timer_fixup_init+0x70/0x70
[  228.572337]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.577358]  ? zap_class+0x640/0x640
[  228.581085]  ? print_usage_bug+0xc0/0xc0
[  228.585167]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  228.590891]  ? find_held_lock+0x36/0x1c0
[  228.594961]  ? zap_class+0x640/0x640
[  228.598684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.604229]  ? check_preemption_disabled+0x48/0x280
[  228.609260]  ? __lock_is_held+0xb5/0x140
[  228.613332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.618878]  ? check_preemption_disabled+0x48/0x280
[  228.623906]  run_timer_softirq+0x52/0xb0
[  228.627994]  ? rcu_read_lock_sched_held+0x14f/0x180
[  228.633016]  __do_softirq+0x308/0xb7e
[  228.636827]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  228.641325]  ? lock_downgrade+0x900/0x900
[  228.645484]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  228.650596]  ? pvclock_read_flags+0x160/0x160
[  228.655101]  ? lapic_next_event+0x5a/0x90
[  228.659271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.664820]  ? kvm_clock_read+0x18/0x30
[  228.668797]  ? kvm_sched_clock_read+0x9/0x20
[  228.673213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.678754]  ? check_preemption_disabled+0x48/0x280
[  228.683781]  irq_exit+0x17f/0x1c0
[  228.687240]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.692087]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.698007]  ? interrupt_entry+0xb5/0xc0
[  228.702075]  ? trace_hardirqs_off_caller+0xbb/0x310
[  228.707125]  ? trace_hardirqs_off_caller+0xbb/0x310
[  228.712156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.717044]  ? trace_hardirqs_on_caller+0x310/0x310
[  228.722180]  ? trace_hardirqs_on_caller+0x310/0x310
[  228.727339]  ? task_prio+0x50/0x50
[  228.730924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.736468]  ? check_preemption_disabled+0x48/0x280
[  228.741497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.746415]  apic_timer_interrupt+0xf/0x20
[  228.750737]  </IRQ>
[  228.753022] RIP: 0010:write_comp_data+0x1b/0x70
[  228.758202] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  228.777123] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  228.784835] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  228.792119] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  228.799390] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  228.806659] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  228.813932] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  228.821229]  ? do_shrink_slab+0x1c5/0xd30
[  228.825395]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.830762]  do_shrink_slab+0x1c5/0xd30
[  228.834745]  ? lock_acquire+0x1ed/0x520
[  228.838728]  ? snapshot_refaults+0x290/0x290
[  228.843161]  ? lock_release+0xa00/0xa00
[  228.847150]  ? perf_trace_sched_process_exec+0x860/0x860
[  228.852617]  ? down_read_trylock+0xda/0x140
[  228.856951]  ? shrink_slab+0x207/0x8c0
[  228.860843]  ? downgrade_write+0x270/0x270
[  228.865111]  shrink_slab+0x389/0x8c0
[  228.868829]  ? shrink_active_list+0x1f00/0x1f00
[  228.873516]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  228.879238]  ? kasan_check_read+0x11/0x20
[  228.883390]  ? do_raw_spin_unlock+0xa7/0x330
[  228.887813]  ? ___preempt_schedule+0x16/0x18
[  228.892234]  ? _raw_spin_unlock+0x3f/0x50
[  228.896396]  shrink_node+0x431/0x16b0
[  228.900208]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  228.905514]  ? shrink_node_memcg+0x18f0/0x18f0
[  228.910113]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  228.914701]  ? trace_hardirqs_on+0xbd/0x310
[  228.919028]  ? vmpressure+0x271/0x340
[  228.922838]  ? do_raw_spin_trylock+0x270/0x270
[  228.927435]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  228.932977]  ? __cpuset_node_allowed+0x19b/0x660
[  228.937738]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  228.943454]  ? vmpressure+0x1a2/0x340
[  228.947268]  do_try_to_free_pages+0x3e7/0x1290
[  228.951856]  ? zap_class+0x640/0x640
[  228.955589]  ? shrink_node+0x16b0/0x16b0
[  228.959655]  ? __lock_is_held+0xb5/0x140
[  228.963731]  try_to_free_pages+0x4d0/0xb90
[  228.967976]  ? do_try_to_free_pages+0x1290/0x1290
[  228.972834]  ? lock_acquire+0x1ed/0x520
[  228.976812]  ? set_page_refcounted+0x280/0x280
[  228.981407]  ? lock_release+0xa00/0xa00
[  228.985387]  ? _raw_spin_unlock_irq+0x60/0x80
[  228.989891]  ? psi_memstall_enter+0x240/0x2b0
[  228.994392]  ? psi_memstall_tick+0x230/0x230
[  228.998815]  __alloc_pages_slowpath+0xa14/0x2e10
[  229.003602]  ? warn_alloc+0x120/0x120
[  229.007407]  ? mark_held_locks+0x130/0x130
[  229.011648]  ? find_get_entry+0xaae/0x1120
[  229.015895]  ? filemap_map_pages+0x1a20/0x1a20
[  229.020520]  ? zap_class+0x640/0x640
[  229.024246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.029786]  ? check_preemption_disabled+0x48/0x280
[  229.034807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.040356]  ? should_fail+0x22d/0xd01
[  229.044255]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.049363]  ? zap_class+0x640/0x640
[  229.053128]  ? __lock_is_held+0xb5/0x140
[  229.057201]  ? mark_held_locks+0x130/0x130
[  229.061441]  ? lock_release+0xa00/0xa00
[  229.065419]  ? perf_trace_sched_process_exec+0x860/0x860
[  229.070872]  ? xa_load+0x2ba/0x460
[  229.074419]  ? lock_downgrade+0x900/0x900
[  229.078574]  ? __might_sleep+0x95/0x190
[  229.082579]  __alloc_pages_nodemask+0xa80/0xde0
[  229.087259]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  229.092286]  ? __page_cache_alloc+0x191/0x5c0
[  229.096790]  ? xa_load+0x2e1/0x460
[  229.100339]  ? xa_clear_mark+0x40/0x40
[  229.104234]  ? zap_class+0x640/0x640
[  229.107957]  ? zap_class+0x640/0x640
[  229.111672]  ? zap_class+0x640/0x640
[  229.115393]  ? __do_page_cache_readahead+0x663/0x810
[  229.120507]  ? find_held_lock+0x36/0x1c0
[  229.124579]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  229.130128]  alloc_pages_current+0x173/0x350
[  229.134545]  __page_cache_alloc+0x38c/0x5c0
[  229.138866]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  229.143797]  ? kasan_check_read+0x11/0x20
[  229.147951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  229.153234]  ? generic_perform_write+0x6a0/0x6a0
[  229.158100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.163642]  ? check_preemption_disabled+0x48/0x280
[  229.168672]  filemap_fault+0x1595/0x25f0
[  229.172746]  ? __lock_page_or_retry+0xa00/0xa00
[  229.177422]  ? mark_held_locks+0x130/0x130
[  229.181668]  ? filemap_map_pages+0xd6b/0x1a20
[  229.186181]  ? lock_downgrade+0x900/0x900
[  229.190336]  ? check_preemption_disabled+0x48/0x280
[  229.195366]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  229.200343]  ? kasan_check_read+0x11/0x20
[  229.204501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  229.209792]  ? rcu_softirq_qs+0x20/0x20
[  229.213790]  ? filemap_map_pages+0xd92/0x1a20
[  229.218300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.223855]  ? find_get_entries_tag+0x1400/0x1400
[  229.228709]  ? __lock_acquire+0x62f/0x4c20
[  229.232957]  ? lock_acquire+0x1ed/0x520
[  229.236935]  ? ext4_filemap_fault+0x7a/0xad
[  229.241270]  ? lock_release+0xa00/0xa00
[  229.245254]  ? perf_trace_sched_process_exec+0x860/0x860
[  229.250711]  ? print_usage_bug+0xc0/0xc0
[  229.254776]  ? print_usage_bug+0xc0/0xc0
[  229.258850]  ? down_read+0x8d/0x120
[  229.262483]  ? ext4_filemap_fault+0x7a/0xad
[  229.266815]  ? __down_interruptible+0x700/0x700
[  229.271499]  ext4_filemap_fault+0x82/0xad
[  229.275683]  __do_fault+0x100/0x6b0
[  229.279325]  ? pmd_devmap_trans_unstable+0x220/0x220
[  229.284439]  ? mark_held_locks+0x130/0x130
[  229.288681]  ? mark_held_locks+0x130/0x130
[  229.292919]  ? find_held_lock+0x36/0x1c0
[  229.297094]  ? find_held_lock+0x36/0x1c0
[  229.301247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.306791]  __handle_mm_fault+0x3ea0/0x5be0
[  229.311213]  ? poll_select_copy_remaining+0x18c/0x6a0
[  229.316413]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  229.321270]  ? __might_fault+0x12b/0x1e0
[  229.325342]  ? lock_downgrade+0x900/0x900
[  229.329511]  ? zap_class+0x640/0x640
[  229.333226]  ? zap_class+0x640/0x640
[  229.336950]  ? find_held_lock+0x36/0x1c0
[  229.341023]  ? handle_mm_fault+0x42a/0xc70
[  229.345281]  ? lock_downgrade+0x900/0x900
[  229.349439]  ? check_preemption_disabled+0x48/0x280
[  229.354467]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  229.359403]  ? kasan_check_read+0x11/0x20
[  229.363557]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  229.368842]  ? rcu_softirq_qs+0x20/0x20
[  229.372819]  ? trace_hardirqs_off_caller+0x310/0x310
[  229.377945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.383494]  ? check_preemption_disabled+0x48/0x280
[  229.388531]  handle_mm_fault+0x54f/0xc70
[  229.392606]  ? __handle_mm_fault+0x5be0/0x5be0
[  229.397198]  ? find_vma+0x34/0x190
[  229.400748]  __do_page_fault+0x5e8/0xe60
[  229.404812]  ? trace_hardirqs_off+0xb8/0x310
[  229.409234]  do_page_fault+0xf2/0x7e0
[  229.413055]  ? vmalloc_sync_all+0x30/0x30
[  229.417212]  ? error_entry+0x70/0xd0
[  229.420934]  ? trace_hardirqs_off_caller+0xbb/0x310
[  229.425955]  ? trace_hardirqs_on_caller+0xc0/0x310
[  229.430890]  ? syscall_return_slowpath+0x5e0/0x5e0
[  229.435948]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.440801]  ? trace_hardirqs_on_caller+0x310/0x310
[  229.445821]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.451332]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  229.456356]  ? prepare_exit_to_usermode+0x291/0x3b0
[  229.461378]  ? page_fault+0x8/0x30
[  229.464925]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.469774]  ? page_fault+0x8/0x30
[  229.473329]  page_fault+0x1e/0x30
[  229.476786] RIP: 0033:0x7f30b3a05dd3
[  229.480514] Code: Bad RIP value.
[  229.483887] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  229.489252] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  229.496526] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  229.503809] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  229.511086] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  229.518359] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  229.525658] warn_alloc_show_mem: 1 callbacks suppressed
[  229.525669] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  229.525673] Mem-Info:
[  229.525702] active_anon:48525 inactive_anon:197 isolated_anon:0
[  229.525702]  active_file:12 inactive_file:12 isolated_file:0
[  229.525702]  unevictable:0 dirty:0 writeback:0 unstable:0
[  229.525702]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  229.525702]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  229.525702]  free:13677 free_pcp:357 free_cma:0
[  229.531070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  229.538265] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  229.540665] Call Trace:
[  229.573533] 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
[  229.582886]  <IRQ>
[  229.610409] lowmem_reserve[]: 0 2818 6321 6321
[  229.613010]  dump_stack+0x244/0x39d
[  229.639105] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  229.641274]  ? dump_stack_print_info.cold.1+0x20/0x20
[  229.645828] lowmem_reserve[]: 0 0 3503 3503
[  229.649473]  warn_alloc.cold.116+0xb7/0x1bd
[  229.677211] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  229.682408]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  229.686706] lowmem_reserve[]: 0 0 0 0
[  229.691049]  ? lock_downgrade+0x900/0x900
[  229.720003] 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
[  229.724875]  ? trace_hardirqs_off+0xb8/0x310
[  229.728647] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  229.732810]  ? trace_hardirqs_off+0xb8/0x310
[  229.746312] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  229.750734]  __alloc_pages_slowpath+0x26e8/0x2e10
[  229.766072] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  229.770506]  ? warn_alloc+0x120/0x120
[  229.785053] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  229.789895]  ? print_usage_bug+0xc0/0xc0
[  229.798709] 268 total pagecache pages
[  229.802510]  ? warn_alloc+0x120/0x120
[  229.811075] 0 pages in swap cache
[  229.815139]  ? warn_alloc+0x120/0x120
[  229.818922] Swap cache stats: add 0, delete 0, find 0/0
[  229.822721]  ? print_usage_bug+0xc0/0xc0
[  229.826152] Free swap  = 0kB
[  229.829999]  ? kvm_clock_read+0x18/0x30
[  229.835354] Total swap = 0kB
[  229.835362] 1965979 pages RAM
[  229.839430]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  229.842426] 0 pages HighMem/MovableOnly
[  229.846400]  ? print_usage_bug+0xc0/0xc0
[  229.849393] 342853 pages reserved
[  229.849400] 0 pages cma reserved
[  229.852504]  ? __lock_acquire+0x62f/0x4c20
[  229.857689] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  229.861479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.865573] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  229.868974]  ? should_fail+0x22d/0xd01
[  229.868985]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  229.869019]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.869036]  ? __lock_acquire+0x62f/0x4c20
[  229.872522] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  229.876627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.883115] init cpuset=/ mems_allowed=0
[  229.888646]  ? __lock_acquire+0x62f/0x4c20
[  229.888660]  ? should_fail+0x22d/0xd01
[  229.940940]  ? rcu_irq_exit+0x1a2/0x390
[  229.944937]  ? mark_held_locks+0x130/0x130
[  229.949183]  ? mark_held_locks+0x130/0x130
[  229.953432]  ? mark_held_locks+0xc7/0x130
[  229.957586]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  229.962613]  ? zap_class+0x640/0x640
[  229.966333]  ? print_usage_bug+0xc0/0xc0
[  229.970410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.976072]  ? check_preemption_disabled+0x48/0x280
[  229.981109]  ? __lock_is_held+0xb5/0x140
[  229.985192]  __alloc_pages_nodemask+0xa80/0xde0
[  229.989871]  ? zap_class+0x640/0x640
[  229.993601]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  229.998639]  ? find_held_lock+0x36/0x1c0
[  230.002718]  ? ____cache_alloc_node+0x1c7/0x1e0
[  230.007401]  ? lock_downgrade+0x900/0x900
[  230.011562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.017113]  cache_grow_begin+0xa5/0x8c0
[  230.021179]  ? do_raw_spin_unlock+0xa7/0x330
[  230.025603]  fallback_alloc+0x204/0x2e0
[  230.029595]  ____cache_alloc_node+0x1c7/0x1e0
[  230.034105]  kmem_cache_alloc_node+0xe3/0x730
[  230.038611]  ? ipv6_get_ifaddr+0x42e/0x620
[  230.042864]  __alloc_skb+0x119/0x770
[  230.046584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  230.051875]  ? netdev_alloc_frag+0x1f0/0x1f0
[  230.056297]  ? lock_downgrade+0x900/0x900
[  230.060465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.066025]  ? refcount_sub_and_test_checked+0x203/0x310
[  230.071486]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  230.076950]  ? addrconf_rs_timer+0x690/0x690
[  230.081392]  ndisc_alloc_skb+0x144/0x340
[  230.085464]  ndisc_send_rs+0x331/0x6e0
[  230.089364]  addrconf_rs_timer+0x314/0x690
[  230.093612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.097865]  call_timer_fn+0x272/0x920
[  230.101764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.106019]  ? process_timeout+0x40/0x40
[  230.110098]  ? __run_timers+0x7da/0xc70
[  230.114082]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.118589]  ? _raw_spin_unlock_irq+0x27/0x80
[  230.123094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.127340]  ? lockdep_hardirqs_on+0x296/0x5b0
[  230.131939]  ? trace_hardirqs_on+0xbd/0x310
[  230.136270]  ? kasan_check_read+0x11/0x20
[  230.140422]  ? __run_timers+0x7da/0xc70
[  230.144411]  ? trace_hardirqs_off_caller+0x310/0x310
[  230.149527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.153816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  230.158074]  __run_timers+0x7e5/0xc70
[  230.161889]  ? timer_fixup_init+0x70/0x70
[  230.166045]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  230.171072]  ? zap_class+0x640/0x640
[  230.174794]  ? enqueue_hrtimer+0x1a5/0x560
[  230.179038]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  230.184245]  ? find_held_lock+0x36/0x1c0
[  230.188359]  ? zap_class+0x640/0x640
[  230.192087]  ? pvclock_read_flags+0x160/0x160
[  230.196592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.202142]  ? check_preemption_disabled+0x48/0x280
[  230.207175]  ? __lock_is_held+0xb5/0x140
[  230.211252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.216815]  ? check_preemption_disabled+0x48/0x280
[  230.221843]  run_timer_softirq+0x52/0xb0
[  230.225913]  ? rcu_read_lock_sched_held+0x14f/0x180
[  230.230939]  __do_softirq+0x308/0xb7e
[  230.234766]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  230.239265]  ? lock_downgrade+0x900/0x900
[  230.243472]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  230.248592]  ? pvclock_read_flags+0x160/0x160
[  230.253096]  ? lapic_next_event+0x5a/0x90
[  230.257257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.262809]  ? kvm_clock_read+0x18/0x30
[  230.266793]  ? kvm_sched_clock_read+0x9/0x20
[  230.271258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.276810]  ? check_preemption_disabled+0x48/0x280
[  230.281842]  irq_exit+0x17f/0x1c0
[  230.285306]  smp_apic_timer_interrupt+0x1cb/0x760
[  230.290154]  ? smp_reschedule_interrupt+0x109/0x650
[  230.295178]  ? smp_call_function_single_interrupt+0x650/0x650
[  230.301068]  ? interrupt_entry+0xb5/0xc0
[  230.305241]  ? trace_hardirqs_off_caller+0xbb/0x310
[  230.310262]  ? trace_hardirqs_off_caller+0xbb/0x310
[  230.315295]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.320149]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.325171]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.330197]  ? task_prio+0x50/0x50
[  230.333746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.339294]  ? check_preemption_disabled+0x48/0x280
[  230.344322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.349177]  apic_timer_interrupt+0xf/0x20
[  230.353414]  </IRQ>
[  230.355660] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  230.360597] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  230.379512] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  230.387271] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  230.394550] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  230.401829] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  230.409102] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  230.416418] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  230.423818]  skb_clone+0x1bb/0x500
[  230.427371]  ? finish_task_switch+0x2f4/0x910
[  230.431939]  ? skb_split+0x11e0/0x11e0
[  230.435849]  ? preempt_notifier_register+0x200/0x200
[  230.440980]  ? __switch_to_asm+0x34/0x70
[  230.445051]  ? __switch_to_asm+0x34/0x70
[  230.449165]  ? __switch_to_asm+0x40/0x70
[  230.453230]  ? __switch_to_asm+0x34/0x70
[  230.457301]  ? __switch_to_asm+0x40/0x70
[  230.461367]  ? __switch_to_asm+0x34/0x70
[  230.465433]  ? __switch_to_asm+0x40/0x70
[  230.469496]  ? __switch_to_asm+0x34/0x70
[  230.473564]  ? __switch_to_asm+0x34/0x70
[  230.477669]  ? __switch_to_asm+0x40/0x70
[  230.481733]  ? __switch_to_asm+0x34/0x70
[  230.485806]  bpf_clone_redirect+0xb9/0x490
[  230.490048]  ? __schedule+0x8d7/0x21d0
[  230.493963]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  230.499042]  ? __sched_text_start+0x8/0x8
[  230.503273]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.508049]  ? find_held_lock+0x36/0x1c0
[  230.512122]  ? lock_acquire+0x1ed/0x520
[  230.516111]  ? bpf_test_run+0x3cb/0x780
[  230.520095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.525640]  ? check_preemption_disabled+0x48/0x280
[  230.530669]  ? kasan_check_read+0x11/0x20
[  230.534843]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  230.540167]  ? rcu_softirq_qs+0x20/0x20
[  230.544154]  ? preempt_schedule+0x4d/0x60
[  230.548312]  ? ___preempt_schedule+0x16/0x18
[  230.552737]  ? bpf_test_run+0x25d/0x780
[  230.556732]  ? netlink_diag_dump+0x2a0/0x2a0
[  230.561152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.566695]  ? bpf_test_init.isra.10+0x70/0x100
[  230.571380]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  230.576151]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  230.581002]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  230.586543]  ? fput+0x130/0x1a0
[  230.590257]  ? __bpf_prog_get+0x9b/0x290
[  230.594333]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  230.599177]  ? bpf_prog_test_run+0x130/0x1a0
[  230.603594]  ? __x64_sys_bpf+0x3d8/0x520
[  230.607665]  ? bpf_prog_get+0x20/0x20
[  230.611495]  ? do_syscall_64+0x1b9/0x820
[  230.615561]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  230.620930]  ? syscall_return_slowpath+0x5e0/0x5e0
[  230.625879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.630729]  ? trace_hardirqs_on_caller+0x310/0x310
[  230.635754]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  230.640780]  ? prepare_exit_to_usermode+0x291/0x3b0
[  230.645810]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.650665]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  230.656054] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  230.656116] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  230.662209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  230.662214] Call Trace:
[  230.662221]  <IRQ>
[  230.662238]  dump_stack+0x244/0x39d
[  230.662257]  ? dump_stack_print_info.cold.1+0x20/0x20
[  230.668811] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  230.678101]  warn_alloc.cold.116+0xb7/0x1bd
[  230.680660] syz-executor5 cpuset=syz5 mems_allowed=0
[  230.682813]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  230.716325]  ? lock_downgrade+0x900/0x900
[  230.720486]  ? trace_hardirqs_off+0xb8/0x310
[  230.724905]  ? trace_hardirqs_off+0xb8/0x310
[  230.729345]  __alloc_pages_slowpath+0x26e8/0x2e10
[  230.734219]  ? warn_alloc+0x120/0x120
[  230.738033]  ? print_usage_bug+0xc0/0xc0
[  230.742098]  ? warn_alloc+0x120/0x120
[  230.745905]  ? warn_alloc+0x120/0x120
[  230.749724]  ? attach_entity_load_avg+0x860/0x860
[  230.754983]  ? print_usage_bug+0xc0/0xc0
[  230.759053]  ? zap_class+0x640/0x640
[  230.762774]  ? print_usage_bug+0xc0/0xc0
[  230.766871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.772415]  ? should_fail+0x22d/0xd01
[  230.776312]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.781511]  ? __lock_acquire+0x62f/0x4c20
[  230.785758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.790871]  ? __lock_acquire+0x62f/0x4c20
[  230.795108]  ? should_fail+0x22d/0xd01
[  230.799003]  ? trace_hardirqs_off+0xb8/0x310
[  230.803425]  ? mark_held_locks+0x130/0x130
[  230.807668]  ? mark_held_locks+0x130/0x130
[  230.811912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.817478]  ? ___ratelimit.cold.2+0x5e/0x5e
[  230.821901]  ? zap_class+0x640/0x640
[  230.825639]  ? print_usage_bug+0xc0/0xc0
[  230.829709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.835253]  ? check_preemption_disabled+0x48/0x280
[  230.840284]  ? __lock_is_held+0xb5/0x140
[  230.844356]  __alloc_pages_nodemask+0xa80/0xde0
[  230.849047]  ? zap_class+0x640/0x640
[  230.852769]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  230.857800]  ? find_held_lock+0x36/0x1c0
[  230.861878]  ? ____cache_alloc_node+0x1c7/0x1e0
[  230.866556]  ? lock_downgrade+0x900/0x900
[  230.870717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.876269]  cache_grow_begin+0xa5/0x8c0
[  230.880335]  ? do_raw_spin_unlock+0xa7/0x330
[  230.884755]  fallback_alloc+0x204/0x2e0
[  230.888737]  ____cache_alloc_node+0x1c7/0x1e0
[  230.893245]  __kmalloc+0x213/0x760
[  230.896796]  ? __neigh_create+0x30b/0x2130
[  230.901039]  __neigh_create+0x30b/0x2130
[  230.905105]  ? __local_bh_enable_ip+0x160/0x260
[  230.909776]  ? __local_bh_enable_ip+0x160/0x260
[  230.914462]  ? mark_held_locks+0x130/0x130
[  230.918698]  ? __local_bh_enable_ip+0x160/0x260
[  230.923374]  ? neigh_hash_alloc+0x1e0/0x1e0
[  230.927742]  ? trace_hardirqs_on+0xbd/0x310
[  230.932111]  ? mark_held_locks+0xc7/0x130
[  230.936265]  ? ip6t_do_table+0xd9e/0x1d30
[  230.940419]  ? trace_hardirqs_off_caller+0x310/0x310
[  230.945528]  ? __local_bh_enable_ip+0x160/0x260
[  230.950207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.955756]  ? ip6t_do_table+0xd6a/0x1d30
[  230.959928]  ? lock_acquire+0x1ed/0x520
[  230.963930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.969477]  ? check_preemption_disabled+0x48/0x280
[  230.974507]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  230.980050]  ? rcu_pm_notify+0xc0/0xc0
[  230.983950]  ? zap_class+0x640/0x640
[  230.987667]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  230.992868]  ip6_finish_output2+0xa59/0x27a0
[  230.997297]  ? ip6_copy_metadata+0xe30/0xe30
[  231.001720]  ? ip6_mtu+0x39c/0x520
[  231.005270]  ? lock_downgrade+0x900/0x900
[  231.009424]  ? check_preemption_disabled+0x48/0x280
[  231.014454]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  231.019393]  ? kasan_check_read+0x11/0x20
[  231.023548]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.028828]  ? rcu_softirq_qs+0x20/0x20
[  231.032819]  ? ip6_mtu+0x160/0x520
[  231.036372]  ? find_match+0x10a0/0x10a0
[  231.040352]  ? kasan_check_read+0x11/0x20
[  231.044507]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.049792]  ip6_finish_output+0x58c/0xc60
[  231.054038]  ? ip6_finish_output+0x58c/0xc60
[  231.058453]  ip6_output+0x232/0x9d0
[  231.062090]  ? ip6_finish_output+0xc60/0xc60
[  231.066504]  ? ip6_fragment+0x38e0/0x38e0
[  231.070656]  ? __lock_is_held+0xb5/0x140
[  231.074737]  ndisc_send_skb+0x1005/0x1570
[  231.078911]  ? nf_hook.constprop.33+0x860/0x860
[  231.083587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.089133]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.094593]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.100063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.105612]  ndisc_send_rs+0x134/0x6e0
[  231.109512]  addrconf_rs_timer+0x314/0x690
[  231.113759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.118007]  call_timer_fn+0x272/0x920
[  231.121913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.126159]  ? process_timeout+0x40/0x40
[  231.130236]  ? mark_held_locks+0xc7/0x130
[  231.134389]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.138903]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.143401]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.147640]  ? lockdep_hardirqs_on+0x296/0x5b0
[  231.152231]  ? trace_hardirqs_on+0xbd/0x310
[  231.156556]  ? kasan_check_read+0x11/0x20
[  231.160797]  ? __run_timers+0x7da/0xc70
[  231.164834]  ? trace_hardirqs_off_caller+0x310/0x310
[  231.169966]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.174218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.178461]  __run_timers+0x7e5/0xc70
[  231.182285]  ? timer_fixup_init+0x70/0x70
[  231.186443]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.191472]  ? zap_class+0x640/0x640
[  231.195196]  ? print_usage_bug+0xc0/0xc0
[  231.199270]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.204488]  ? find_held_lock+0x36/0x1c0
[  231.208564]  ? zap_class+0x640/0x640
[  231.212331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.217879]  ? check_preemption_disabled+0x48/0x280
[  231.222945]  ? __lock_is_held+0xb5/0x140
[  231.227013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.232559]  ? check_preemption_disabled+0x48/0x280
[  231.237597]  run_timer_softirq+0x52/0xb0
[  231.241662]  ? rcu_read_lock_sched_held+0x14f/0x180
[  231.246686]  __do_softirq+0x308/0xb7e
[  231.250842]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  231.255340]  ? lock_downgrade+0x900/0x900
[  231.259497]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  231.264613]  ? pvclock_read_flags+0x160/0x160
[  231.269117]  ? lapic_next_event+0x5a/0x90
[  231.273277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.278826]  ? kvm_clock_read+0x18/0x30
[  231.282810]  ? kvm_sched_clock_read+0x9/0x20
[  231.287227]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.292789]  ? check_preemption_disabled+0x48/0x280
[  231.297821]  irq_exit+0x17f/0x1c0
[  231.301280]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.306137]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.312030]  ? interrupt_entry+0xb5/0xc0
[  231.316102]  ? trace_hardirqs_off_caller+0xbb/0x310
[  231.321126]  ? trace_hardirqs_off_caller+0xbb/0x310
[  231.326155]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.331009]  ? trace_hardirqs_on_caller+0x310/0x310
[  231.336032]  ? trace_hardirqs_on_caller+0x310/0x310
[  231.341051]  ? task_prio+0x50/0x50
[  231.344601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.350149]  ? check_preemption_disabled+0x48/0x280
[  231.355176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.360031]  apic_timer_interrupt+0xf/0x20
[  231.364264]  </IRQ>
[  231.366509] RIP: 0010:write_comp_data+0x1b/0x70
[  231.371183] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  231.390608] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  231.398323] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  231.405597] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  231.412885] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  231.420160] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  231.427432] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  231.434724]  ? do_shrink_slab+0x1c5/0xd30
[  231.438913]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.444280]  do_shrink_slab+0x1c5/0xd30
[  231.448267]  ? lock_acquire+0x1ed/0x520
[  231.452247]  ? snapshot_refaults+0x290/0x290
[  231.456659]  ? lock_release+0xa00/0xa00
[  231.460644]  ? perf_trace_sched_process_exec+0x860/0x860
[  231.466107]  ? down_read_trylock+0xda/0x140
[  231.470432]  ? shrink_slab+0x207/0x8c0
[  231.474323]  ? downgrade_write+0x270/0x270
[  231.478574]  shrink_slab+0x389/0x8c0
[  231.482299]  ? shrink_active_list+0x1f00/0x1f00
[  231.486980]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  231.492615]  ? kasan_check_read+0x11/0x20
[  231.496766]  ? do_raw_spin_unlock+0xa7/0x330
[  231.501186]  ? ___preempt_schedule+0x16/0x18
[  231.505607]  ? _raw_spin_unlock+0x3f/0x50
[  231.509768]  shrink_node+0x431/0x16b0
[  231.513577]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  231.518895]  ? shrink_node_memcg+0x18f0/0x18f0
[  231.523482]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  231.528071]  ? trace_hardirqs_on+0xbd/0x310
[  231.532398]  ? vmpressure+0x271/0x340
[  231.536207]  ? do_raw_spin_trylock+0x270/0x270
[  231.540801]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  231.546345]  ? __cpuset_node_allowed+0x19b/0x660
[  231.551115]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  231.556830]  ? vmpressure+0x1a2/0x340
[  231.560661]  do_try_to_free_pages+0x3e7/0x1290
[  231.565248]  ? zap_class+0x640/0x640
[  231.568978]  ? shrink_node+0x16b0/0x16b0
[  231.573044]  ? __lock_is_held+0xb5/0x140
[  231.577129]  try_to_free_pages+0x4d0/0xb90
[  231.581373]  ? do_try_to_free_pages+0x1290/0x1290
[  231.586231]  ? lock_acquire+0x1ed/0x520
[  231.590212]  ? set_page_refcounted+0x280/0x280
[  231.594804]  ? lock_release+0xa00/0xa00
[  231.598785]  ? _raw_spin_unlock_irq+0x60/0x80
[  231.603284]  ? psi_memstall_enter+0x240/0x2b0
[  231.607789]  ? psi_memstall_tick+0x230/0x230
[  231.612216]  __alloc_pages_slowpath+0xa14/0x2e10
[  231.617004]  ? warn_alloc+0x120/0x120
[  231.620810]  ? mark_held_locks+0x130/0x130
[  231.625056]  ? find_get_entry+0xaae/0x1120
[  231.629303]  ? filemap_map_pages+0x1a20/0x1a20
[  231.633918]  ? zap_class+0x640/0x640
[  231.637648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.643196]  ? check_preemption_disabled+0x48/0x280
[  231.648219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.653763]  ? should_fail+0x22d/0xd01
[  231.657659]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.662770]  ? zap_class+0x640/0x640
[  231.666509]  ? __lock_is_held+0xb5/0x140
[  231.670584]  ? mark_held_locks+0x130/0x130
[  231.674825]  ? lock_release+0xa00/0xa00
[  231.678821]  ? perf_trace_sched_process_exec+0x860/0x860
[  231.684295]  ? xa_load+0x2ba/0x460
[  231.687854]  ? lock_downgrade+0x900/0x900
[  231.692017]  ? __might_sleep+0x95/0x190
[  231.696002]  __alloc_pages_nodemask+0xa80/0xde0
[  231.700682]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  231.705947]  ? __page_cache_alloc+0x191/0x5c0
[  231.710446]  ? xa_load+0x2e1/0x460
[  231.713992]  ? xa_clear_mark+0x40/0x40
[  231.717888]  ? zap_class+0x640/0x640
[  231.721617]  ? zap_class+0x640/0x640
[  231.725337]  ? zap_class+0x640/0x640
[  231.729056]  ? __do_page_cache_readahead+0x663/0x810
[  231.734171]  ? find_held_lock+0x36/0x1c0
[  231.738332]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  231.743896]  alloc_pages_current+0x173/0x350
[  231.748316]  __page_cache_alloc+0x38c/0x5c0
[  231.752645]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  231.757578]  ? kasan_check_read+0x11/0x20
[  231.761735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.767023]  ? generic_perform_write+0x6a0/0x6a0
[  231.771784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.777331]  ? check_preemption_disabled+0x48/0x280
[  231.782365]  filemap_fault+0x1595/0x25f0
[  231.786441]  ? __lock_page_or_retry+0xa00/0xa00
[  231.791121]  ? mark_held_locks+0x130/0x130
[  231.795369]  ? filemap_map_pages+0xd6b/0x1a20
[  231.799881]  ? lock_downgrade+0x900/0x900
[  231.804034]  ? check_preemption_disabled+0x48/0x280
[  231.809059]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  231.813998]  ? kasan_check_read+0x11/0x20
[  231.818149]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.823434]  ? rcu_softirq_qs+0x20/0x20
[  231.827426]  ? filemap_map_pages+0xd92/0x1a20
[  231.831930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.837479]  ? find_get_entries_tag+0x1400/0x1400
[  231.842333]  ? __lock_acquire+0x62f/0x4c20
[  231.846585]  ? lock_acquire+0x1ed/0x520
[  231.850564]  ? ext4_filemap_fault+0x7a/0xad
[  231.854897]  ? lock_release+0xa00/0xa00
[  231.858884]  ? perf_trace_sched_process_exec+0x860/0x860
[  231.864344]  ? print_usage_bug+0xc0/0xc0
[  231.868411]  ? print_usage_bug+0xc0/0xc0
[  231.872487]  ? down_read+0x8d/0x120
[  231.876119]  ? ext4_filemap_fault+0x7a/0xad
[  231.880495]  ? __down_interruptible+0x700/0x700
[  231.885181]  ext4_filemap_fault+0x82/0xad
[  231.889333]  __do_fault+0x100/0x6b0
[  231.892974]  ? pmd_devmap_trans_unstable+0x220/0x220
[  231.898088]  ? mark_held_locks+0x130/0x130
[  231.902328]  ? mark_held_locks+0x130/0x130
[  231.906568]  ? find_held_lock+0x36/0x1c0
[  231.910637]  ? find_held_lock+0x36/0x1c0
[  231.914706]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.920268]  __handle_mm_fault+0x3ea0/0x5be0
[  231.924682]  ? poll_select_copy_remaining+0x18c/0x6a0
[  231.929882]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  231.934912]  ? __might_fault+0x12b/0x1e0
[  231.938980]  ? lock_downgrade+0x900/0x900
[  231.943144]  ? zap_class+0x640/0x640
[  231.946868]  ? zap_class+0x640/0x640
[  231.950595]  ? find_held_lock+0x36/0x1c0
[  231.954673]  ? handle_mm_fault+0x42a/0xc70
[  231.958918]  ? lock_downgrade+0x900/0x900
[  231.963071]  ? check_preemption_disabled+0x48/0x280
[  231.968105]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  231.973043]  ? kasan_check_read+0x11/0x20
[  231.977245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  231.982526]  ? rcu_softirq_qs+0x20/0x20
[  231.986506]  ? trace_hardirqs_off_caller+0x310/0x310
[  231.991619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.997161]  ? check_preemption_disabled+0x48/0x280
[  232.002189]  handle_mm_fault+0x54f/0xc70
[  232.006262]  ? __handle_mm_fault+0x5be0/0x5be0
[  232.010871]  ? find_vma+0x34/0x190
[  232.014424]  __do_page_fault+0x5e8/0xe60
[  232.018491]  ? trace_hardirqs_off+0xb8/0x310
[  232.022911]  do_page_fault+0xf2/0x7e0
[  232.026716]  ? vmalloc_sync_all+0x30/0x30
[  232.030888]  ? error_entry+0x70/0xd0
[  232.034611]  ? trace_hardirqs_off_caller+0xbb/0x310
[  232.039633]  ? trace_hardirqs_on_caller+0xc0/0x310
[  232.044570]  ? syscall_return_slowpath+0x5e0/0x5e0
[  232.049504]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.054396]  ? trace_hardirqs_on_caller+0x310/0x310
[  232.059416]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.064884]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  232.069913]  ? prepare_exit_to_usermode+0x291/0x3b0
[  232.074935]  ? page_fault+0x8/0x30
[  232.078482]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.083330]  ? page_fault+0x8/0x30
[  232.086878]  page_fault+0x1e/0x30
[  232.090335] RIP: 0033:0x7f30b3a05dd3
[  232.094068] Code: Bad RIP value.
[  232.097437] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  232.102822] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  232.110095] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  232.117409] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  232.124680] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  232.131956] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  232.139249] warn_alloc_show_mem: 1 callbacks suppressed
[  232.139259] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  232.139260] Mem-Info:
[  232.139290] active_anon:48525 inactive_anon:197 isolated_anon:0
[  232.139290]  active_file:12 inactive_file:12 isolated_file:0
[  232.139290]  unevictable:0 dirty:0 writeback:0 unstable:0
[  232.139290]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  232.139290]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  232.139290]  free:13677 free_pcp:357 free_cma:0
[  232.144638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  232.151846] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  232.154244] Call Trace:
[  232.187113] 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
[  232.196466]  <IRQ>
[  232.223943] lowmem_reserve[]: 0 2818 6321 6321
[  232.226544]  dump_stack+0x244/0x39d
[  232.252630] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  232.254788]  ? dump_stack_print_info.cold.1+0x20/0x20
[  232.259360] lowmem_reserve[]: 0 0 3503 3503
[  232.262996]  warn_alloc.cold.116+0xb7/0x1bd
[  232.290728] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  232.295940]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  232.300276] lowmem_reserve[]: 0 0 0 0
[  232.304605]  ? lock_downgrade+0x900/0x900
[  232.333646] 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
[  232.338500]  ? trace_hardirqs_off+0xb8/0x310
[  232.342276] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  232.346428]  ? trace_hardirqs_off+0xb8/0x310
[  232.359965] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  232.364383]  __alloc_pages_slowpath+0x26e8/0x2e10
[  232.379711] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  232.384136]  ? warn_alloc+0x120/0x120
[  232.398658] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  232.398666] 268 total pagecache pages
[  232.403509]  ? print_usage_bug+0xc0/0xc0
[  232.412331] 0 pages in swap cache
[  232.416126]  ? warn_alloc+0x120/0x120
[  232.424682] Swap cache stats: add 0, delete 0, find 0/0
[  232.428475]  ? warn_alloc+0x120/0x120
[  232.432515] Free swap  = 0kB
[  232.435968]  ? print_usage_bug+0xc0/0xc0
[  232.439741] Total swap = 0kB
[  232.439748] 1965979 pages RAM
[  232.445111]  ? kvm_clock_read+0x18/0x30
[  232.448956] 0 pages HighMem/MovableOnly
[  232.451974]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  232.456010] 342853 pages reserved
[  232.456018] 0 pages cma reserved
[  232.459035]  ? print_usage_bug+0xc0/0xc0
[  232.462376] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  232.466096]  ? __lock_acquire+0x62f/0x4c20
[  232.470054] init cpuset=/ mems_allowed=0
[  232.475069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.509517]  ? should_fail+0x22d/0xd01
[  232.513464]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  232.518751]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.523875]  ? __lock_acquire+0x62f/0x4c20
[  232.528121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.533228]  ? __lock_acquire+0x62f/0x4c20
[  232.537466]  ? should_fail+0x22d/0xd01
[  232.541357]  ? rcu_irq_exit+0x1a2/0x390
[  232.545344]  ? mark_held_locks+0x130/0x130
[  232.549590]  ? mark_held_locks+0x130/0x130
[  232.553834]  ? mark_held_locks+0xc7/0x130
[  232.557995]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  232.563024]  ? zap_class+0x640/0x640
[  232.566744]  ? print_usage_bug+0xc0/0xc0
[  232.570831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.576378]  ? check_preemption_disabled+0x48/0x280
[  232.581409]  ? __lock_is_held+0xb5/0x140
[  232.585480]  __alloc_pages_nodemask+0xa80/0xde0
[  232.590555]  ? zap_class+0x640/0x640
[  232.594282]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  232.599313]  ? find_held_lock+0x36/0x1c0
[  232.603394]  ? ____cache_alloc_node+0x1c7/0x1e0
[  232.608071]  ? lock_downgrade+0x900/0x900
[  232.612231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.617796]  cache_grow_begin+0xa5/0x8c0
[  232.621861]  ? do_raw_spin_unlock+0xa7/0x330
[  232.626278]  fallback_alloc+0x204/0x2e0
[  232.630263]  ____cache_alloc_node+0x1c7/0x1e0
[  232.634781]  kmem_cache_alloc_node+0xe3/0x730
[  232.639281]  ? ipv6_get_ifaddr+0x42e/0x620
[  232.643534]  __alloc_skb+0x119/0x770
[  232.647252]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  232.652541]  ? netdev_alloc_frag+0x1f0/0x1f0
[  232.656957]  ? lock_downgrade+0x900/0x900
[  232.661116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.666833]  ? refcount_sub_and_test_checked+0x203/0x310
[  232.672291]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  232.677746]  ? addrconf_rs_timer+0x690/0x690
[  232.682192]  ndisc_alloc_skb+0x144/0x340
[  232.686262]  ndisc_send_rs+0x331/0x6e0
[  232.690160]  addrconf_rs_timer+0x314/0x690
[  232.694403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.698654]  call_timer_fn+0x272/0x920
[  232.702548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.706798]  ? process_timeout+0x40/0x40
[  232.710876]  ? __run_timers+0x7da/0xc70
[  232.714858]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.719356]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.723857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.728100]  ? lockdep_hardirqs_on+0x296/0x5b0
[  232.732688]  ? trace_hardirqs_on+0xbd/0x310
[  232.737013]  ? kasan_check_read+0x11/0x20
[  232.741167]  ? __run_timers+0x7da/0xc70
[  232.745149]  ? trace_hardirqs_off_caller+0x310/0x310
[  232.750261]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.755081]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.759322]  __run_timers+0x7e5/0xc70
[  232.763134]  ? timer_fixup_init+0x70/0x70
[  232.767289]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.772311]  ? zap_class+0x640/0x640
[  232.776032]  ? enqueue_hrtimer+0x1a5/0x560
[  232.780282]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  232.785487]  ? find_held_lock+0x36/0x1c0
[  232.789560]  ? zap_class+0x640/0x640
[  232.793280]  ? pvclock_read_flags+0x160/0x160
[  232.797796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.803341]  ? check_preemption_disabled+0x48/0x280
[  232.808370]  ? __lock_is_held+0xb5/0x140
[  232.812481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.818025]  ? check_preemption_disabled+0x48/0x280
[  232.823053]  run_timer_softirq+0x52/0xb0
[  232.827122]  ? rcu_read_lock_sched_held+0x14f/0x180
[  232.832185]  __do_softirq+0x308/0xb7e
[  232.835996]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  232.840494]  ? lock_downgrade+0x900/0x900
[  232.844654]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  232.849786]  ? pvclock_read_flags+0x160/0x160
[  232.854292]  ? lapic_next_event+0x5a/0x90
[  232.858451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.864003]  ? kvm_clock_read+0x18/0x30
[  232.867980]  ? kvm_sched_clock_read+0x9/0x20
[  232.872394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.877940]  ? check_preemption_disabled+0x48/0x280
[  232.882970]  irq_exit+0x17f/0x1c0
[  232.886429]  smp_apic_timer_interrupt+0x1cb/0x760
[  232.891273]  ? smp_reschedule_interrupt+0x109/0x650
[  232.896297]  ? smp_call_function_single_interrupt+0x650/0x650
[  232.902188]  ? interrupt_entry+0xb5/0xc0
[  232.906258]  ? trace_hardirqs_off_caller+0xbb/0x310
[  232.911279]  ? trace_hardirqs_off_caller+0xbb/0x310
[  232.916301]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.921149]  ? trace_hardirqs_on_caller+0x310/0x310
[  232.926169]  ? trace_hardirqs_on_caller+0x310/0x310
[  232.931189]  ? task_prio+0x50/0x50
[  232.934750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.940297]  ? check_preemption_disabled+0x48/0x280
[  232.945327]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.950183]  apic_timer_interrupt+0xf/0x20
[  232.954416]  </IRQ>
[  232.956664] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  232.961599] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  232.980505] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  232.988220] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  232.995499] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  233.002775] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  233.010046] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  233.017320] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  233.024646]  skb_clone+0x1bb/0x500
[  233.028193]  ? finish_task_switch+0x2f4/0x910
[  233.032694]  ? skb_split+0x11e0/0x11e0
[  233.036604]  ? preempt_notifier_register+0x200/0x200
[  233.041750]  ? __switch_to_asm+0x34/0x70
[  233.045823]  ? __switch_to_asm+0x34/0x70
[  233.049887]  ? __switch_to_asm+0x40/0x70
[  233.053949]  ? __switch_to_asm+0x34/0x70
[  233.058014]  ? __switch_to_asm+0x40/0x70
[  233.062075]  ? __switch_to_asm+0x34/0x70
[  233.066139]  ? __switch_to_asm+0x40/0x70
[  233.070202]  ? __switch_to_asm+0x34/0x70
[  233.074268]  ? __switch_to_asm+0x34/0x70
[  233.078335]  ? __switch_to_asm+0x40/0x70
[  233.082398]  ? __switch_to_asm+0x34/0x70
[  233.086473]  bpf_clone_redirect+0xb9/0x490
[  233.090732]  ? __schedule+0x8d7/0x21d0
[  233.094631]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  233.099654]  ? __sched_text_start+0x8/0x8
[  233.103808]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.108581]  ? find_held_lock+0x36/0x1c0
[  233.112652]  ? lock_acquire+0x1ed/0x520
[  233.116630]  ? bpf_test_run+0x3cb/0x780
[  233.120611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.126153]  ? check_preemption_disabled+0x48/0x280
[  233.131182]  ? kasan_check_read+0x11/0x20
[  233.135422]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.140705]  ? rcu_softirq_qs+0x20/0x20
[  233.144701]  ? preempt_schedule+0x4d/0x60
[  233.148868]  ? ___preempt_schedule+0x16/0x18
[  233.153313]  ? bpf_test_run+0x25d/0x780
[  233.157303]  ? netlink_diag_dump+0x2a0/0x2a0
[  233.161741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.167284]  ? bpf_test_init.isra.10+0x70/0x100
[  233.171963]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  233.176745]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  233.181608]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  233.187157]  ? fput+0x130/0x1a0
[  233.190444]  ? __bpf_prog_get+0x9b/0x290
[  233.194518]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  233.199364]  ? bpf_prog_test_run+0x130/0x1a0
[  233.203780]  ? __x64_sys_bpf+0x3d8/0x520
[  233.207845]  ? bpf_prog_get+0x20/0x20
[  233.211664]  ? do_syscall_64+0x1b9/0x820
[  233.215745]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  233.221121]  ? syscall_return_slowpath+0x5e0/0x5e0
[  233.226053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.230902]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.235966]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  233.240990]  ? prepare_exit_to_usermode+0x291/0x3b0
[  233.246017]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.250877]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  233.256267] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  233.256331] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  233.262425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.262430] Call Trace:
[  233.262435]  <IRQ>
[  233.262453]  dump_stack+0x244/0x39d
[  233.262471]  ? dump_stack_print_info.cold.1+0x20/0x20
[  233.269076] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  233.278363]  warn_alloc.cold.116+0xb7/0x1bd
[  233.280923] syz-executor5 cpuset=syz5 mems_allowed=0
[  233.283074]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  233.316603]  ? lock_downgrade+0x900/0x900
[  233.320764]  ? trace_hardirqs_off+0xb8/0x310
[  233.325186]  ? trace_hardirqs_off+0xb8/0x310
[  233.329605]  __alloc_pages_slowpath+0x26e8/0x2e10
[  233.334477]  ? warn_alloc+0x120/0x120
[  233.338290]  ? warn_alloc+0x120/0x120
[  233.342101]  ? warn_alloc+0x120/0x120
[  233.345907]  ? print_usage_bug+0xc0/0xc0
[  233.349985]  ? print_usage_bug+0xc0/0xc0
[  233.354051]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  233.359255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.364801]  ? should_fail+0x22d/0xd01
[  233.368712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.373832]  ? __lock_acquire+0x62f/0x4c20
[  233.378077]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.383188]  ? __lock_acquire+0x62f/0x4c20
[  233.387429]  ? should_fail+0x22d/0xd01
[  233.391331]  ? mark_held_locks+0x130/0x130
[  233.395580]  ? mark_held_locks+0x130/0x130
[  233.399817]  ? zap_class+0x640/0x640
[  233.403542]  ? zap_class+0x640/0x640
[  233.407268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.412814]  ? check_preemption_disabled+0x48/0x280
[  233.417869]  ? __lock_is_held+0xb5/0x140
[  233.421943]  __alloc_pages_nodemask+0xa80/0xde0
[  233.426624]  ? zap_class+0x640/0x640
[  233.430348]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  233.435377]  ? find_held_lock+0x36/0x1c0
[  233.439451]  ? ____cache_alloc_node+0x1c7/0x1e0
[  233.444131]  ? lock_downgrade+0x900/0x900
[  233.448289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.453836]  cache_grow_begin+0xa5/0x8c0
[  233.457904]  ? do_raw_spin_unlock+0xa7/0x330
[  233.462321]  fallback_alloc+0x204/0x2e0
[  233.466305]  ____cache_alloc_node+0x1c7/0x1e0
[  233.470813]  __kmalloc+0x213/0x760
[  233.474362]  ? __neigh_create+0x30b/0x2130
[  233.478603]  __neigh_create+0x30b/0x2130
[  233.482699]  ? __local_bh_enable_ip+0x160/0x260
[  233.487375]  ? __local_bh_enable_ip+0x160/0x260
[  233.492059]  ? mark_held_locks+0x130/0x130
[  233.496295]  ? __local_bh_enable_ip+0x160/0x260
[  233.500977]  ? neigh_hash_alloc+0x1e0/0x1e0
[  233.505301]  ? trace_hardirqs_on+0xbd/0x310
[  233.509625]  ? mark_held_locks+0xc7/0x130
[  233.513778]  ? ip6t_do_table+0xd9e/0x1d30
[  233.519232]  ? trace_hardirqs_off_caller+0x310/0x310
[  233.524337]  ? __local_bh_enable_ip+0x160/0x260
[  233.529019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.534563]  ? ip6t_do_table+0xd6a/0x1d30
[  233.538733]  ? lock_acquire+0x1ed/0x520
[  233.542727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.548270]  ? check_preemption_disabled+0x48/0x280
[  233.553298]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  233.558841]  ? rcu_pm_notify+0xc0/0xc0
[  233.562814]  ? zap_class+0x640/0x640
[  233.566533]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  233.571740]  ip6_finish_output2+0xa59/0x27a0
[  233.576161]  ? ip6_copy_metadata+0xe30/0xe30
[  233.580578]  ? ip6_mtu+0x39c/0x520
[  233.584123]  ? lock_downgrade+0x900/0x900
[  233.588274]  ? check_preemption_disabled+0x48/0x280
[  233.593295]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  233.598229]  ? kasan_check_read+0x11/0x20
[  233.602378]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.607919]  ? rcu_softirq_qs+0x20/0x20
[  233.611913]  ? ip6_mtu+0x160/0x520
[  233.615460]  ? find_match+0x10a0/0x10a0
[  233.619438]  ? kasan_check_read+0x11/0x20
[  233.623587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  233.628875]  ip6_finish_output+0x58c/0xc60
[  233.633118]  ? ip6_finish_output+0x58c/0xc60
[  233.637534]  ip6_output+0x232/0x9d0
[  233.641166]  ? ip6_finish_output+0xc60/0xc60
[  233.645584]  ? ip6_fragment+0x38e0/0x38e0
[  233.649736]  ? __lock_is_held+0xb5/0x140
[  233.653815]  ndisc_send_skb+0x1005/0x1570
[  233.657976]  ? nf_hook.constprop.33+0x860/0x860
[  233.662651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.668207]  ? refcount_sub_and_test_checked+0x203/0x310
[  233.673690]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  233.679154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.684717]  ndisc_send_rs+0x134/0x6e0
[  233.688613]  addrconf_rs_timer+0x314/0x690
[  233.692863]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.697152]  call_timer_fn+0x272/0x920
[  233.701087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.705325]  ? process_timeout+0x40/0x40
[  233.709401]  ? mark_held_locks+0xc7/0x130
[  233.713640]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.718154]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.722654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.726914]  ? lockdep_hardirqs_on+0x296/0x5b0
[  233.731508]  ? trace_hardirqs_on+0xbd/0x310
[  233.735834]  ? kasan_check_read+0x11/0x20
[  233.739983]  ? __run_timers+0x7da/0xc70
[  233.743964]  ? trace_hardirqs_off_caller+0x310/0x310
[  233.749077]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.753320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.757559]  __run_timers+0x7e5/0xc70
[  233.761371]  ? timer_fixup_init+0x70/0x70
[  233.765524]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  233.770545]  ? zap_class+0x640/0x640
[  233.774268]  ? print_usage_bug+0xc0/0xc0
[  233.778337]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  233.783716]  ? find_held_lock+0x36/0x1c0
[  233.787784]  ? zap_class+0x640/0x640
[  233.791504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.797045]  ? check_preemption_disabled+0x48/0x280
[  233.802077]  ? __lock_is_held+0xb5/0x140
[  233.806146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.811821]  ? check_preemption_disabled+0x48/0x280
[  233.816849]  run_timer_softirq+0x52/0xb0
[  233.820921]  ? rcu_read_lock_sched_held+0x14f/0x180
[  233.825950]  __do_softirq+0x308/0xb7e
[  233.829766]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  233.834274]  ? lock_downgrade+0x900/0x900
[  233.838518]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  233.843629]  ? pvclock_read_flags+0x160/0x160
[  233.848144]  ? lapic_next_event+0x5a/0x90
[  233.852299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.857886]  ? kvm_clock_read+0x18/0x30
[  233.861865]  ? kvm_sched_clock_read+0x9/0x20
[  233.866282]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.871866]  ? check_preemption_disabled+0x48/0x280
[  233.876940]  irq_exit+0x17f/0x1c0
[  233.880405]  smp_apic_timer_interrupt+0x1cb/0x760
[  233.885254]  ? smp_call_function_single_interrupt+0x650/0x650
[  233.891139]  ? interrupt_entry+0xb5/0xc0
[  233.895207]  ? trace_hardirqs_off_caller+0xbb/0x310
[  233.900229]  ? trace_hardirqs_off_caller+0xbb/0x310
[  233.905248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.910098]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.915116]  ? trace_hardirqs_on_caller+0x310/0x310
[  233.920201]  ? task_prio+0x50/0x50
[  233.923748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.929291]  ? check_preemption_disabled+0x48/0x280
[  233.934318]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.939172]  apic_timer_interrupt+0xf/0x20
[  233.943404]  </IRQ>
[  233.945660] RIP: 0010:write_comp_data+0x1b/0x70
[  233.950334] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  233.969238] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  233.976953] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  233.984225] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  233.991496] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  233.998770] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  234.006042] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  234.013332]  ? do_shrink_slab+0x1c5/0xd30
[  234.017531]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.022913]  do_shrink_slab+0x1c5/0xd30
[  234.026904]  ? lock_acquire+0x1ed/0x520
[  234.030889]  ? snapshot_refaults+0x290/0x290
[  234.035307]  ? lock_release+0xa00/0xa00
[  234.039291]  ? perf_trace_sched_process_exec+0x860/0x860
[  234.044759]  ? down_read_trylock+0xda/0x140
[  234.049083]  ? shrink_slab+0x207/0x8c0
[  234.052973]  ? downgrade_write+0x270/0x270
[  234.057226]  shrink_slab+0x389/0x8c0
[  234.060945]  ? shrink_active_list+0x1f00/0x1f00
[  234.065628]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  234.071274]  ? kasan_check_read+0x11/0x20
[  234.075425]  ? do_raw_spin_unlock+0xa7/0x330
[  234.079842]  ? ___preempt_schedule+0x16/0x18
[  234.084262]  ? _raw_spin_unlock+0x3f/0x50
[  234.088423]  shrink_node+0x431/0x16b0
[  234.092232]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  234.097535]  ? shrink_node_memcg+0x18f0/0x18f0
[  234.102125]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  234.106716]  ? trace_hardirqs_on+0xbd/0x310
[  234.111041]  ? vmpressure+0x271/0x340
[  234.114847]  ? do_raw_spin_trylock+0x270/0x270
[  234.119439]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  234.124983]  ? __cpuset_node_allowed+0x19b/0x660
[  234.129751]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  234.135469]  ? vmpressure+0x1a2/0x340
[  234.139280]  do_try_to_free_pages+0x3e7/0x1290
[  234.143952]  ? zap_class+0x640/0x640
[  234.147698]  ? shrink_node+0x16b0/0x16b0
[  234.151768]  ? __lock_is_held+0xb5/0x140
[  234.155845]  try_to_free_pages+0x4d0/0xb90
[  234.160086]  ? do_try_to_free_pages+0x1290/0x1290
[  234.164949]  ? lock_acquire+0x1ed/0x520
[  234.168925]  ? set_page_refcounted+0x280/0x280
[  234.173560]  ? lock_release+0xa00/0xa00
[  234.177540]  ? _raw_spin_unlock_irq+0x60/0x80
[  234.182037]  ? psi_memstall_enter+0x240/0x2b0
[  234.186533]  ? psi_memstall_tick+0x230/0x230
[  234.190954]  __alloc_pages_slowpath+0xa14/0x2e10
[  234.195736]  ? warn_alloc+0x120/0x120
[  234.199537]  ? mark_held_locks+0x130/0x130
[  234.203777]  ? find_get_entry+0xaae/0x1120
[  234.208023]  ? filemap_map_pages+0x1a20/0x1a20
[  234.212605]  ? zap_class+0x640/0x640
[  234.216331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.221896]  ? check_preemption_disabled+0x48/0x280
[  234.226916]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.232448]  ? should_fail+0x22d/0xd01
[  234.236338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.241437]  ? zap_class+0x640/0x640
[  234.245170]  ? __lock_is_held+0xb5/0x140
[  234.249232]  ? mark_held_locks+0x130/0x130
[  234.253466]  ? lock_release+0xa00/0xa00
[  234.257439]  ? perf_trace_sched_process_exec+0x860/0x860
[  234.262888]  ? xa_load+0x2ba/0x460
[  234.266424]  ? lock_downgrade+0x900/0x900
[  234.270570]  ? __might_sleep+0x95/0x190
[  234.274544]  __alloc_pages_nodemask+0xa80/0xde0
[  234.279220]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  234.284237]  ? __page_cache_alloc+0x191/0x5c0
[  234.288731]  ? xa_load+0x2e1/0x460
[  234.292268]  ? xa_clear_mark+0x40/0x40
[  234.296158]  ? zap_class+0x640/0x640
[  234.299879]  ? zap_class+0x640/0x640
[  234.303588]  ? zap_class+0x640/0x640
[  234.307308]  ? __do_page_cache_readahead+0x663/0x810
[  234.312411]  ? find_held_lock+0x36/0x1c0
[  234.316471]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  234.322009]  alloc_pages_current+0x173/0x350
[  234.326419]  __page_cache_alloc+0x38c/0x5c0
[  234.330733]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  234.335654]  ? kasan_check_read+0x11/0x20
[  234.339795]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  234.345083]  ? generic_perform_write+0x6a0/0x6a0
[  234.349834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.355372]  ? check_preemption_disabled+0x48/0x280
[  234.360404]  filemap_fault+0x1595/0x25f0
[  234.364472]  ? __lock_page_or_retry+0xa00/0xa00
[  234.369138]  ? mark_held_locks+0x130/0x130
[  234.373375]  ? filemap_map_pages+0xd6b/0x1a20
[  234.377875]  ? lock_downgrade+0x900/0x900
[  234.382022]  ? check_preemption_disabled+0x48/0x280
[  234.387037]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  234.391958]  ? kasan_check_read+0x11/0x20
[  234.396098]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  234.401370]  ? rcu_softirq_qs+0x20/0x20
[  234.405350]  ? filemap_map_pages+0xd92/0x1a20
[  234.409845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.415388]  ? find_get_entries_tag+0x1400/0x1400
[  234.420237]  ? __lock_acquire+0x62f/0x4c20
[  234.424476]  ? lock_acquire+0x1ed/0x520
[  234.428442]  ? ext4_filemap_fault+0x7a/0xad
[  234.432762]  ? lock_release+0xa00/0xa00
[  234.436734]  ? perf_trace_sched_process_exec+0x860/0x860
[  234.442178]  ? print_usage_bug+0xc0/0xc0
[  234.446240]  ? print_usage_bug+0xc0/0xc0
[  234.450305]  ? down_read+0x8d/0x120
[  234.453928]  ? ext4_filemap_fault+0x7a/0xad
[  234.458245]  ? __down_interruptible+0x700/0x700
[  234.462917]  ext4_filemap_fault+0x82/0xad
[  234.467077]  __do_fault+0x100/0x6b0
[  234.470705]  ? pmd_devmap_trans_unstable+0x220/0x220
[  234.475805]  ? mark_held_locks+0x130/0x130
[  234.480034]  ? mark_held_locks+0x130/0x130
[  234.484266]  ? find_held_lock+0x36/0x1c0
[  234.488329]  ? find_held_lock+0x36/0x1c0
[  234.492401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.497940]  __handle_mm_fault+0x3ea0/0x5be0
[  234.502346]  ? poll_select_copy_remaining+0x18c/0x6a0
[  234.507541]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  234.512384]  ? __might_fault+0x12b/0x1e0
[  234.516443]  ? lock_downgrade+0x900/0x900
[  234.520599]  ? zap_class+0x640/0x640
[  234.524309]  ? zap_class+0x640/0x640
[  234.528037]  ? find_held_lock+0x36/0x1c0
[  234.532102]  ? handle_mm_fault+0x42a/0xc70
[  234.536337]  ? lock_downgrade+0x900/0x900
[  234.540481]  ? check_preemption_disabled+0x48/0x280
[  234.545498]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  234.550421]  ? kasan_check_read+0x11/0x20
[  234.554560]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  234.559837]  ? rcu_softirq_qs+0x20/0x20
[  234.563815]  ? trace_hardirqs_off_caller+0x310/0x310
[  234.568915]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.574623]  ? check_preemption_disabled+0x48/0x280
[  234.579644]  handle_mm_fault+0x54f/0xc70
[  234.583704]  ? __handle_mm_fault+0x5be0/0x5be0
[  234.588506]  ? find_vma+0x34/0x190
[  234.592048]  __do_page_fault+0x5e8/0xe60
[  234.596110]  ? trace_hardirqs_off+0xb8/0x310
[  234.600522]  do_page_fault+0xf2/0x7e0
[  234.604319]  ? vmalloc_sync_all+0x30/0x30
[  234.608463]  ? error_entry+0x70/0xd0
[  234.612172]  ? trace_hardirqs_off_caller+0xbb/0x310
[  234.617186]  ? trace_hardirqs_on_caller+0xc0/0x310
[  234.622109]  ? syscall_return_slowpath+0x5e0/0x5e0
[  234.627052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.631893]  ? trace_hardirqs_on_caller+0x310/0x310
[  234.636901]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.642346]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  234.647361]  ? prepare_exit_to_usermode+0x291/0x3b0
[  234.652371]  ? page_fault+0x8/0x30
[  234.655910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.660750]  ? page_fault+0x8/0x30
[  234.664288]  page_fault+0x1e/0x30
[  234.667732] RIP: 0033:0x7f30b3a05dd3
[  234.671452] Code: Bad RIP value.
[  234.674806] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  234.680166] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  234.687428] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  234.694690] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  234.701955] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  234.709215] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  234.716496] warn_alloc_show_mem: 1 callbacks suppressed
[  234.716505] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  234.716507] Mem-Info:
[  234.716537] active_anon:48525 inactive_anon:197 isolated_anon:0
[  234.716537]  active_file:12 inactive_file:12 isolated_file:0
[  234.716537]  unevictable:0 dirty:0 writeback:0 unstable:0
[  234.716537]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  234.716537]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  234.716537]  free:13677 free_pcp:357 free_cma:0
[  234.721876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  234.729084] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  234.731471] Call Trace:
[  234.764733] 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
[  234.774079]  <IRQ>
[  234.801551] lowmem_reserve[]: 0 2818 6321 6321
[  234.804145]  dump_stack+0x244/0x39d
[  234.830481] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  234.832635]  ? dump_stack_print_info.cold.1+0x20/0x20
[  234.837180] lowmem_reserve[]: 0 0 3503 3503
[  234.840810]  warn_alloc.cold.116+0xb7/0x1bd
[  234.868357] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  234.873543]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  234.877839] lowmem_reserve[]: 0 0 0 0
[  234.882155]  ? lock_downgrade+0x900/0x900
[  234.911095] 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
[  234.915948]  ? trace_hardirqs_off+0xb8/0x310
[  234.919710] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  234.923865]  ? trace_hardirqs_off+0xb8/0x310
[  234.937357] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  234.941762]  __alloc_pages_slowpath+0x26e8/0x2e10
[  234.957081] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  234.961498]  ? warn_alloc+0x120/0x120
[  234.976195] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  234.981028]  ? print_usage_bug+0xc0/0xc0
[  234.989855] 268 total pagecache pages
[  234.993646]  ? warn_alloc+0x120/0x120
[  235.002202] 0 pages in swap cache
[  235.006244]  ? warn_alloc+0x120/0x120
[  235.010020] Swap cache stats: add 0, delete 0, find 0/0
[  235.013804]  ? print_usage_bug+0xc0/0xc0
[  235.017236] Free swap  = 0kB
[  235.021028]  ? kvm_clock_read+0x18/0x30
[  235.026363] Total swap = 0kB
[  235.030409]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  235.033401] 1965979 pages RAM
[  235.037363]  ? print_usage_bug+0xc0/0xc0
[  235.040355] 0 pages HighMem/MovableOnly
[  235.045366]  ? __lock_acquire+0x62f/0x4c20
[  235.048445] 342853 pages reserved
[  235.052494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.056437] 0 pages cma reserved
[  235.060659]  ? should_fail+0x22d/0xd01
[  235.064338] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  235.069621]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.072963] init cpuset=/ mems_allowed=0
[  235.076843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.100926]  ? __lock_acquire+0x62f/0x4c20
[  235.105599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.110701]  ? __lock_acquire+0x62f/0x4c20
[  235.114930]  ? should_fail+0x22d/0xd01
[  235.118812]  ? rcu_irq_exit+0x1a2/0x390
[  235.122792]  ? mark_held_locks+0x130/0x130
[  235.127027]  ? mark_held_locks+0x130/0x130
[  235.131261]  ? mark_held_locks+0xc7/0x130
[  235.135403]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  235.140413]  ? zap_class+0x640/0x640
[  235.144121]  ? print_usage_bug+0xc0/0xc0
[  235.148182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.153719]  ? check_preemption_disabled+0x48/0x280
[  235.158739]  ? __lock_is_held+0xb5/0x140
[  235.162800]  __alloc_pages_nodemask+0xa80/0xde0
[  235.167466]  ? zap_class+0x640/0x640
[  235.171178]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  235.176199]  ? find_held_lock+0x36/0x1c0
[  235.180264]  ? ____cache_alloc_node+0x1c7/0x1e0
[  235.184934]  ? lock_downgrade+0x900/0x900
[  235.189083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.194621]  cache_grow_begin+0xa5/0x8c0
[  235.198678]  ? do_raw_spin_unlock+0xa7/0x330
[  235.203110]  fallback_alloc+0x204/0x2e0
[  235.207086]  ____cache_alloc_node+0x1c7/0x1e0
[  235.211583]  kmem_cache_alloc_node+0xe3/0x730
[  235.216074]  ? ipv6_get_ifaddr+0x42e/0x620
[  235.220317]  __alloc_skb+0x119/0x770
[  235.224025]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.229304]  ? netdev_alloc_frag+0x1f0/0x1f0
[  235.233708]  ? lock_downgrade+0x900/0x900
[  235.237857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.243388]  ? refcount_sub_and_test_checked+0x203/0x310
[  235.248837]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  235.254306]  ? addrconf_rs_timer+0x690/0x690
[  235.258723]  ndisc_alloc_skb+0x144/0x340
[  235.262783]  ndisc_send_rs+0x331/0x6e0
[  235.266668]  addrconf_rs_timer+0x314/0x690
[  235.270904]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.275142]  call_timer_fn+0x272/0x920
[  235.279025]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.283256]  ? process_timeout+0x40/0x40
[  235.287334]  ? __run_timers+0x7da/0xc70
[  235.291308]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.295795]  ? _raw_spin_unlock_irq+0x27/0x80
[  235.300287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.304518]  ? lockdep_hardirqs_on+0x296/0x5b0
[  235.309109]  ? trace_hardirqs_on+0xbd/0x310
[  235.313424]  ? kasan_check_read+0x11/0x20
[  235.317565]  ? __run_timers+0x7da/0xc70
[  235.321542]  ? trace_hardirqs_off_caller+0x310/0x310
[  235.326647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.330881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  235.335109]  __run_timers+0x7e5/0xc70
[  235.338914]  ? timer_fixup_init+0x70/0x70
[  235.343060]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.348071]  ? zap_class+0x640/0x640
[  235.351784]  ? enqueue_hrtimer+0x1a5/0x560
[  235.356016]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  235.361206]  ? find_held_lock+0x36/0x1c0
[  235.365266]  ? zap_class+0x640/0x640
[  235.368981]  ? pvclock_read_flags+0x160/0x160
[  235.373472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.379004]  ? check_preemption_disabled+0x48/0x280
[  235.384022]  ? __lock_is_held+0xb5/0x140
[  235.388081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.393618]  ? check_preemption_disabled+0x48/0x280
[  235.398635]  run_timer_softirq+0x52/0xb0
[  235.402693]  ? rcu_read_lock_sched_held+0x14f/0x180
[  235.407705]  __do_softirq+0x308/0xb7e
[  235.411504]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  235.415999]  ? lock_downgrade+0x900/0x900
[  235.420146]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  235.425251]  ? pvclock_read_flags+0x160/0x160
[  235.429748]  ? lapic_next_event+0x5a/0x90
[  235.433896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.439448]  ? kvm_clock_read+0x18/0x30
[  235.443416]  ? kvm_sched_clock_read+0x9/0x20
[  235.447825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.453362]  ? check_preemption_disabled+0x48/0x280
[  235.458380]  irq_exit+0x17f/0x1c0
[  235.461834]  smp_apic_timer_interrupt+0x1cb/0x760
[  235.466672]  ? smp_reschedule_interrupt+0x109/0x650
[  235.471685]  ? smp_call_function_single_interrupt+0x650/0x650
[  235.477568]  ? interrupt_entry+0xb5/0xc0
[  235.481626]  ? trace_hardirqs_off_caller+0xbb/0x310
[  235.486639]  ? trace_hardirqs_off_caller+0xbb/0x310
[  235.491653]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.496493]  ? trace_hardirqs_on_caller+0x310/0x310
[  235.501514]  ? trace_hardirqs_on_caller+0x310/0x310
[  235.506530]  ? task_prio+0x50/0x50
[  235.510071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.515608]  ? check_preemption_disabled+0x48/0x280
[  235.520624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.525466]  apic_timer_interrupt+0xf/0x20
[  235.529689]  </IRQ>
[  235.531923] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  235.536848] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  235.555756] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  235.563458] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  235.570721] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  235.577983] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  235.585244] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  235.592515] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  235.599812]  skb_clone+0x1bb/0x500
[  235.603350]  ? finish_task_switch+0x2f4/0x910
[  235.607845]  ? skb_split+0x11e0/0x11e0
[  235.611729]  ? preempt_notifier_register+0x200/0x200
[  235.616826]  ? __switch_to_asm+0x34/0x70
[  235.620880]  ? __switch_to_asm+0x34/0x70
[  235.624934]  ? __switch_to_asm+0x40/0x70
[  235.628997]  ? __switch_to_asm+0x34/0x70
[  235.633049]  ? __switch_to_asm+0x40/0x70
[  235.637106]  ? __switch_to_asm+0x34/0x70
[  235.641159]  ? __switch_to_asm+0x40/0x70
[  235.645212]  ? __switch_to_asm+0x34/0x70
[  235.649272]  ? __switch_to_asm+0x34/0x70
[  235.653330]  ? __switch_to_asm+0x40/0x70
[  235.657385]  ? __switch_to_asm+0x34/0x70
[  235.661446]  bpf_clone_redirect+0xb9/0x490
[  235.665675]  ? __schedule+0x8d7/0x21d0
[  235.669567]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  235.674583]  ? __sched_text_start+0x8/0x8
[  235.678725]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  235.683503]  ? find_held_lock+0x36/0x1c0
[  235.687566]  ? lock_acquire+0x1ed/0x520
[  235.691537]  ? bpf_test_run+0x3cb/0x780
[  235.695515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.701050]  ? check_preemption_disabled+0x48/0x280
[  235.706067]  ? kasan_check_read+0x11/0x20
[  235.710210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  235.715480]  ? rcu_softirq_qs+0x20/0x20
[  235.719571]  ? preempt_schedule+0x4d/0x60
[  235.723713]  ? ___preempt_schedule+0x16/0x18
[  235.728126]  ? bpf_test_run+0x25d/0x780
[  235.732104]  ? netlink_diag_dump+0x2a0/0x2a0
[  235.736514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.742050]  ? bpf_test_init.isra.10+0x70/0x100
[  235.746718]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  235.751478]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  235.756323]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  235.761855]  ? fput+0x130/0x1a0
[  235.765130]  ? __bpf_prog_get+0x9b/0x290
[  235.769189]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  235.774029]  ? bpf_prog_test_run+0x130/0x1a0
[  235.778433]  ? __x64_sys_bpf+0x3d8/0x520
[  235.782497]  ? bpf_prog_get+0x20/0x20
[  235.786309]  ? do_syscall_64+0x1b9/0x820
[  235.790366]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  235.795727]  ? syscall_return_slowpath+0x5e0/0x5e0
[  235.800650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.805497]  ? trace_hardirqs_on_caller+0x310/0x310
[  235.810515]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  235.815530]  ? prepare_exit_to_usermode+0x291/0x3b0
[  235.820548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.825396]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  235.830775] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  235.830839] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  235.836919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  235.836926] Call Trace:
[  235.843485] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  235.852742]  <IRQ>
[  235.855304] syz-executor5 cpuset=syz5 mems_allowed=0
[  235.865777]  dump_stack+0x244/0x39d
[  235.876601]  ? dump_stack_print_info.cold.1+0x20/0x20
[  235.881800]  warn_alloc.cold.116+0xb7/0x1bd
[  235.886118]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  235.890959]  ? lock_downgrade+0x900/0x900
[  235.895109]  ? trace_hardirqs_off+0xb8/0x310
[  235.899523]  ? trace_hardirqs_off+0xb8/0x310
[  235.903937]  __alloc_pages_slowpath+0x26e8/0x2e10
[  235.908800]  ? warn_alloc+0x120/0x120
[  235.912602]  ? warn_alloc+0x120/0x120
[  235.916405]  ? warn_alloc+0x120/0x120
[  235.920210]  ? print_usage_bug+0xc0/0xc0
[  235.924270]  ? print_usage_bug+0xc0/0xc0
[  235.928324]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  235.933532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.939065]  ? should_fail+0x22d/0xd01
[  235.942950]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.948049]  ? __lock_acquire+0x62f/0x4c20
[  235.952282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.957377]  ? __lock_acquire+0x62f/0x4c20
[  235.961605]  ? should_fail+0x22d/0xd01
[  235.965502]  ? mark_held_locks+0x130/0x130
[  235.969755]  ? mark_held_locks+0x130/0x130
[  235.973987]  ? zap_class+0x640/0x640
[  235.977703]  ? zap_class+0x640/0x640
[  235.981434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.986965]  ? check_preemption_disabled+0x48/0x280
[  235.991984]  ? __lock_is_held+0xb5/0x140
[  235.996043]  __alloc_pages_nodemask+0xa80/0xde0
[  236.000704]  ? zap_class+0x640/0x640
[  236.004419]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  236.009442]  ? find_held_lock+0x36/0x1c0
[  236.013511]  ? ____cache_alloc_node+0x1c7/0x1e0
[  236.018175]  ? lock_downgrade+0x900/0x900
[  236.022327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.027970]  cache_grow_begin+0xa5/0x8c0
[  236.032025]  ? do_raw_spin_unlock+0xa7/0x330
[  236.036437]  fallback_alloc+0x204/0x2e0
[  236.040415]  ____cache_alloc_node+0x1c7/0x1e0
[  236.044910]  __kmalloc+0x213/0x760
[  236.048469]  ? __neigh_create+0x30b/0x2130
[  236.052701]  __neigh_create+0x30b/0x2130
[  236.056759]  ? __local_bh_enable_ip+0x160/0x260
[  236.061424]  ? __local_bh_enable_ip+0x160/0x260
[  236.066095]  ? mark_held_locks+0x130/0x130
[  236.070322]  ? __local_bh_enable_ip+0x160/0x260
[  236.074986]  ? neigh_hash_alloc+0x1e0/0x1e0
[  236.079301]  ? trace_hardirqs_on+0xbd/0x310
[  236.083616]  ? mark_held_locks+0xc7/0x130
[  236.087758]  ? ip6t_do_table+0xd9e/0x1d30
[  236.091904]  ? trace_hardirqs_off_caller+0x310/0x310
[  236.096999]  ? __local_bh_enable_ip+0x160/0x260
[  236.101666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.107198]  ? ip6t_do_table+0xd6a/0x1d30
[  236.111344]  ? lock_acquire+0x1ed/0x520
[  236.115316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.120846]  ? check_preemption_disabled+0x48/0x280
[  236.125863]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  236.131399]  ? rcu_pm_notify+0xc0/0xc0
[  236.135280]  ? zap_class+0x640/0x640
[  236.138988]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  236.144181]  ip6_finish_output2+0xa59/0x27a0
[  236.148592]  ? ip6_copy_metadata+0xe30/0xe30
[  236.152998]  ? ip6_mtu+0x39c/0x520
[  236.156533]  ? lock_downgrade+0x900/0x900
[  236.160675]  ? check_preemption_disabled+0x48/0x280
[  236.165689]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  236.170617]  ? kasan_check_read+0x11/0x20
[  236.174758]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.180027]  ? rcu_softirq_qs+0x20/0x20
[  236.184009]  ? ip6_mtu+0x160/0x520
[  236.187547]  ? find_match+0x10a0/0x10a0
[  236.191520]  ? kasan_check_read+0x11/0x20
[  236.195662]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.200939]  ip6_finish_output+0x58c/0xc60
[  236.205166]  ? ip6_finish_output+0x58c/0xc60
[  236.209572]  ip6_output+0x232/0x9d0
[  236.213215]  ? ip6_finish_output+0xc60/0xc60
[  236.217620]  ? ip6_fragment+0x38e0/0x38e0
[  236.221760]  ? __lock_is_held+0xb5/0x140
[  236.225829]  ndisc_send_skb+0x1005/0x1570
[  236.229979]  ? nf_hook.constprop.33+0x860/0x860
[  236.234643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.240191]  ? refcount_sub_and_test_checked+0x203/0x310
[  236.245642]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  236.251099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.256651]  ndisc_send_rs+0x134/0x6e0
[  236.260543]  addrconf_rs_timer+0x314/0x690
[  236.264780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.269020]  call_timer_fn+0x272/0x920
[  236.272900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.277128]  ? process_timeout+0x40/0x40
[  236.281193]  ? mark_held_locks+0xc7/0x130
[  236.285339]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.289826]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.294415]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.298651]  ? lockdep_hardirqs_on+0x296/0x5b0
[  236.303238]  ? trace_hardirqs_on+0xbd/0x310
[  236.307554]  ? kasan_check_read+0x11/0x20
[  236.311700]  ? __run_timers+0x7da/0xc70
[  236.315670]  ? trace_hardirqs_off_caller+0x310/0x310
[  236.320775]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.325008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.329238]  __run_timers+0x7e5/0xc70
[  236.333040]  ? timer_fixup_init+0x70/0x70
[  236.337188]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.342198]  ? zap_class+0x640/0x640
[  236.345911]  ? print_usage_bug+0xc0/0xc0
[  236.349975]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.355165]  ? find_held_lock+0x36/0x1c0
[  236.359229]  ? zap_class+0x640/0x640
[  236.362945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.368481]  ? check_preemption_disabled+0x48/0x280
[  236.373503]  ? __lock_is_held+0xb5/0x140
[  236.377559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.383092]  ? check_preemption_disabled+0x48/0x280
[  236.388108]  run_timer_softirq+0x52/0xb0
[  236.392163]  ? rcu_read_lock_sched_held+0x14f/0x180
[  236.397175]  __do_softirq+0x308/0xb7e
[  236.400976]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  236.405465]  ? lock_downgrade+0x900/0x900
[  236.409618]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  236.414723]  ? pvclock_read_flags+0x160/0x160
[  236.419213]  ? lapic_next_event+0x5a/0x90
[  236.423356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.428892]  ? kvm_clock_read+0x18/0x30
[  236.432860]  ? kvm_sched_clock_read+0x9/0x20
[  236.437266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.442801]  ? check_preemption_disabled+0x48/0x280
[  236.447823]  irq_exit+0x17f/0x1c0
[  236.451276]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.456117]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.461996]  ? interrupt_entry+0xb5/0xc0
[  236.466052]  ? trace_hardirqs_off_caller+0xbb/0x310
[  236.471063]  ? trace_hardirqs_off_caller+0xbb/0x310
[  236.476075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.480916]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.485927]  ? trace_hardirqs_on_caller+0x310/0x310
[  236.490938]  ? task_prio+0x50/0x50
[  236.494478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.500015]  ? check_preemption_disabled+0x48/0x280
[  236.505031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.509879]  apic_timer_interrupt+0xf/0x20
[  236.514102]  </IRQ>
[  236.516333] RIP: 0010:write_comp_data+0x1b/0x70
[  236.520997] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  236.539894] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  236.547597] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  236.554861] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  236.562127] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  236.569392] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  236.576665] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  236.583953]  ? do_shrink_slab+0x1c5/0xd30
[  236.588594]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.593957]  do_shrink_slab+0x1c5/0xd30
[  236.597936]  ? lock_acquire+0x1ed/0x520
[  236.601911]  ? snapshot_refaults+0x290/0x290
[  236.606316]  ? lock_release+0xa00/0xa00
[  236.610294]  ? perf_trace_sched_process_exec+0x860/0x860
[  236.615750]  ? down_read_trylock+0xda/0x140
[  236.620064]  ? shrink_slab+0x207/0x8c0
[  236.623946]  ? downgrade_write+0x270/0x270
[  236.628185]  shrink_slab+0x389/0x8c0
[  236.631898]  ? shrink_active_list+0x1f00/0x1f00
[  236.636567]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  236.642196]  ? kasan_check_read+0x11/0x20
[  236.646337]  ? do_raw_spin_unlock+0xa7/0x330
[  236.650745]  ? ___preempt_schedule+0x16/0x18
[  236.655158]  ? _raw_spin_unlock+0x3f/0x50
[  236.659305]  shrink_node+0x431/0x16b0
[  236.663107]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  236.668420]  ? shrink_node_memcg+0x18f0/0x18f0
[  236.672995]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  236.677575]  ? trace_hardirqs_on+0xbd/0x310
[  236.681890]  ? vmpressure+0x271/0x340
[  236.685696]  ? do_raw_spin_trylock+0x270/0x270
[  236.690288]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  236.695822]  ? __cpuset_node_allowed+0x19b/0x660
[  236.700573]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  236.706277]  ? vmpressure+0x1a2/0x340
[  236.710083]  do_try_to_free_pages+0x3e7/0x1290
[  236.714664]  ? zap_class+0x640/0x640
[  236.718386]  ? shrink_node+0x16b0/0x16b0
[  236.722454]  ? __lock_is_held+0xb5/0x140
[  236.726525]  try_to_free_pages+0x4d0/0xb90
[  236.730760]  ? do_try_to_free_pages+0x1290/0x1290
[  236.735623]  ? lock_acquire+0x1ed/0x520
[  236.739594]  ? set_page_refcounted+0x280/0x280
[  236.744174]  ? lock_release+0xa00/0xa00
[  236.748143]  ? _raw_spin_unlock_irq+0x60/0x80
[  236.752633]  ? psi_memstall_enter+0x240/0x2b0
[  236.757481]  ? psi_memstall_tick+0x230/0x230
[  236.761898]  __alloc_pages_slowpath+0xa14/0x2e10
[  236.766678]  ? warn_alloc+0x120/0x120
[  236.770477]  ? mark_held_locks+0x130/0x130
[  236.774712]  ? find_get_entry+0xaae/0x1120
[  236.778952]  ? filemap_map_pages+0x1a20/0x1a20
[  236.783537]  ? zap_class+0x640/0x640
[  236.787254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.792787]  ? check_preemption_disabled+0x48/0x280
[  236.797797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.803328]  ? should_fail+0x22d/0xd01
[  236.807218]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.812317]  ? zap_class+0x640/0x640
[  236.816047]  ? __lock_is_held+0xb5/0x140
[  236.820110]  ? mark_held_locks+0x130/0x130
[  236.824345]  ? lock_release+0xa00/0xa00
[  236.828313]  ? perf_trace_sched_process_exec+0x860/0x860
[  236.833762]  ? xa_load+0x2ba/0x460
[  236.837297]  ? lock_downgrade+0x900/0x900
[  236.841444]  ? __might_sleep+0x95/0x190
[  236.845424]  __alloc_pages_nodemask+0xa80/0xde0
[  236.850100]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  236.855114]  ? __page_cache_alloc+0x191/0x5c0
[  236.859607]  ? xa_load+0x2e1/0x460
[  236.863143]  ? xa_clear_mark+0x40/0x40
[  236.867025]  ? zap_class+0x640/0x640
[  236.870740]  ? zap_class+0x640/0x640
[  236.874453]  ? zap_class+0x640/0x640
[  236.878164]  ? __do_page_cache_readahead+0x663/0x810
[  236.883282]  ? find_held_lock+0x36/0x1c0
[  236.887340]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  236.892879]  alloc_pages_current+0x173/0x350
[  236.897285]  __page_cache_alloc+0x38c/0x5c0
[  236.901603]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  236.906531]  ? kasan_check_read+0x11/0x20
[  236.910673]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.915945]  ? generic_perform_write+0x6a0/0x6a0
[  236.920697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.926229]  ? check_preemption_disabled+0x48/0x280
[  236.931248]  filemap_fault+0x1595/0x25f0
[  236.935317]  ? __lock_page_or_retry+0xa00/0xa00
[  236.939981]  ? mark_held_locks+0x130/0x130
[  236.944220]  ? filemap_map_pages+0xd6b/0x1a20
[  236.948723]  ? lock_downgrade+0x900/0x900
[  236.952866]  ? check_preemption_disabled+0x48/0x280
[  236.957877]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  236.962803]  ? kasan_check_read+0x11/0x20
[  236.966946]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  236.972219]  ? rcu_softirq_qs+0x20/0x20
[  236.976200]  ? filemap_map_pages+0xd92/0x1a20
[  236.980697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.986324]  ? find_get_entries_tag+0x1400/0x1400
[  236.991169]  ? __lock_acquire+0x62f/0x4c20
[  236.995414]  ? lock_acquire+0x1ed/0x520
[  236.999394]  ? ext4_filemap_fault+0x7a/0xad
[  237.003718]  ? lock_release+0xa00/0xa00
[  237.007685]  ? perf_trace_sched_process_exec+0x860/0x860
[  237.013133]  ? print_usage_bug+0xc0/0xc0
[  237.017191]  ? print_usage_bug+0xc0/0xc0
[  237.021257]  ? down_read+0x8d/0x120
[  237.024877]  ? ext4_filemap_fault+0x7a/0xad
[  237.029195]  ? __down_interruptible+0x700/0x700
[  237.033868]  ext4_filemap_fault+0x82/0xad
[  237.038016]  __do_fault+0x100/0x6b0
[  237.041647]  ? pmd_devmap_trans_unstable+0x220/0x220
[  237.046749]  ? mark_held_locks+0x130/0x130
[  237.050979]  ? mark_held_locks+0x130/0x130
[  237.055210]  ? find_held_lock+0x36/0x1c0
[  237.059270]  ? find_held_lock+0x36/0x1c0
[  237.063327]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.068868]  __handle_mm_fault+0x3ea0/0x5be0
[  237.073273]  ? poll_select_copy_remaining+0x18c/0x6a0
[  237.078466]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  237.083318]  ? __might_fault+0x12b/0x1e0
[  237.087382]  ? lock_downgrade+0x900/0x900
[  237.091538]  ? zap_class+0x640/0x640
[  237.095250]  ? zap_class+0x640/0x640
[  237.098967]  ? find_held_lock+0x36/0x1c0
[  237.103033]  ? handle_mm_fault+0x42a/0xc70
[  237.107263]  ? lock_downgrade+0x900/0x900
[  237.111410]  ? check_preemption_disabled+0x48/0x280
[  237.116423]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  237.121350]  ? kasan_check_read+0x11/0x20
[  237.125497]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  237.130767]  ? rcu_softirq_qs+0x20/0x20
[  237.134739]  ? trace_hardirqs_off_caller+0x310/0x310
[  237.139838]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.145376]  ? check_preemption_disabled+0x48/0x280
[  237.150399]  handle_mm_fault+0x54f/0xc70
[  237.154458]  ? __handle_mm_fault+0x5be0/0x5be0
[  237.159040]  ? find_vma+0x34/0x190
[  237.162583]  __do_page_fault+0x5e8/0xe60
[  237.166641]  ? trace_hardirqs_off+0xb8/0x310
[  237.171052]  do_page_fault+0xf2/0x7e0
[  237.174851]  ? vmalloc_sync_all+0x30/0x30
[  237.178991]  ? error_entry+0x70/0xd0
[  237.182701]  ? trace_hardirqs_off_caller+0xbb/0x310
[  237.187973]  ? trace_hardirqs_on_caller+0xc0/0x310
[  237.192897]  ? syscall_return_slowpath+0x5e0/0x5e0
[  237.197822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.202660]  ? trace_hardirqs_on_caller+0x310/0x310
[  237.207669]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.213116]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  237.218132]  ? prepare_exit_to_usermode+0x291/0x3b0
[  237.223141]  ? page_fault+0x8/0x30
[  237.226676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.231516]  ? page_fault+0x8/0x30
[  237.235053]  page_fault+0x1e/0x30
[  237.238500] RIP: 0033:0x7f30b3a05dd3
[  237.242218] Code: Bad RIP value.
[  237.245581] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  237.250945] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  237.258206] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  237.265468] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  237.272729] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  237.279995] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  237.287275] warn_alloc_show_mem: 1 callbacks suppressed
[  237.287284] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  237.287286] Mem-Info:
[  237.287315] active_anon:48525 inactive_anon:197 isolated_anon:0
[  237.287315]  active_file:12 inactive_file:12 isolated_file:0
[  237.287315]  unevictable:0 dirty:0 writeback:0 unstable:0
[  237.287315]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  237.287315]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  237.287315]  free:13677 free_pcp:357 free_cma:0
[  237.292652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  237.299846] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  237.302235] Call Trace:
[  237.335099] 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
[  237.344444]  <IRQ>
[  237.371917] lowmem_reserve[]: 0 2818 6321 6321
[  237.374494]  dump_stack+0x244/0x39d
[  237.400566] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  237.402719]  ? dump_stack_print_info.cold.1+0x20/0x20
[  237.407269] lowmem_reserve[]: 0 0 3503 3503
[  237.410896]  warn_alloc.cold.116+0xb7/0x1bd
[  237.438445] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  237.443630]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  237.447917] lowmem_reserve[]: 0 0 0 0
[  237.452233]  ? lock_downgrade+0x900/0x900
[  237.481187] 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
[  237.486024]  ? trace_hardirqs_off+0xb8/0x310
[  237.489789] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  237.493928]  ? trace_hardirqs_off+0xb8/0x310
[  237.507432] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  237.511838]  __alloc_pages_slowpath+0x26e8/0x2e10
[  237.527154] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  237.531566]  ? warn_alloc+0x120/0x120
[  237.546336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  237.551160]  ? print_usage_bug+0xc0/0xc0
[  237.559968] 268 total pagecache pages
[  237.563756]  ? warn_alloc+0x120/0x120
[  237.572319] 0 pages in swap cache
[  237.576466]  ? warn_alloc+0x120/0x120
[  237.580242] Swap cache stats: add 0, delete 0, find 0/0
[  237.584028]  ? print_usage_bug+0xc0/0xc0
[  237.587455] Free swap  = 0kB
[  237.591240]  ? kvm_clock_read+0x18/0x30
[  237.596576] Total swap = 0kB
[  237.600621]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  237.603609] 1965979 pages RAM
[  237.607572]  ? print_usage_bug+0xc0/0xc0
[  237.610564] 0 pages HighMem/MovableOnly
[  237.615564]  ? __lock_acquire+0x62f/0x4c20
[  237.618651] 342853 pages reserved
[  237.622702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.626645] 0 pages cma reserved
[  237.630966]  ? should_fail+0x22d/0xd01
[  237.634667] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  237.639925]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  237.643267] init cpuset=/ mems_allowed=0
[  237.647147]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.671213]  ? __lock_acquire+0x62f/0x4c20
[  237.675445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.680542]  ? __lock_acquire+0x62f/0x4c20
[  237.684769]  ? should_fail+0x22d/0xd01
[  237.688651]  ? rcu_irq_exit+0x1a2/0x390
[  237.692627]  ? mark_held_locks+0x130/0x130
[  237.696862]  ? mark_held_locks+0x130/0x130
[  237.701100]  ? mark_held_locks+0xc7/0x130
[  237.705243]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  237.710251]  ? zap_class+0x640/0x640
[  237.713958]  ? print_usage_bug+0xc0/0xc0
[  237.718020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.723556]  ? check_preemption_disabled+0x48/0x280
[  237.728573]  ? __lock_is_held+0xb5/0x140
[  237.732638]  __alloc_pages_nodemask+0xa80/0xde0
[  237.737300]  ? zap_class+0x640/0x640
[  237.741020]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  237.746042]  ? find_held_lock+0x36/0x1c0
[  237.750112]  ? ____cache_alloc_node+0x1c7/0x1e0
[  237.754779]  ? lock_downgrade+0x900/0x900
[  237.758931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.764465]  cache_grow_begin+0xa5/0x8c0
[  237.768520]  ? do_raw_spin_unlock+0xa7/0x330
[  237.772929]  fallback_alloc+0x204/0x2e0
[  237.776903]  ____cache_alloc_node+0x1c7/0x1e0
[  237.781398]  kmem_cache_alloc_node+0xe3/0x730
[  237.785887]  ? ipv6_get_ifaddr+0x42e/0x620
[  237.790128]  __alloc_skb+0x119/0x770
[  237.793835]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  237.799114]  ? netdev_alloc_frag+0x1f0/0x1f0
[  237.803518]  ? lock_downgrade+0x900/0x900
[  237.807666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.813199]  ? refcount_sub_and_test_checked+0x203/0x310
[  237.818646]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  237.824097]  ? addrconf_rs_timer+0x690/0x690
[  237.828511]  ndisc_alloc_skb+0x144/0x340
[  237.832576]  ndisc_send_rs+0x331/0x6e0
[  237.836463]  addrconf_rs_timer+0x314/0x690
[  237.840698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.844941]  call_timer_fn+0x272/0x920
[  237.848821]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.853049]  ? process_timeout+0x40/0x40
[  237.857114]  ? __run_timers+0x7da/0xc70
[  237.861087]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.865580]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.870074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.874311]  ? lockdep_hardirqs_on+0x296/0x5b0
[  237.878891]  ? trace_hardirqs_on+0xbd/0x310
[  237.883206]  ? kasan_check_read+0x11/0x20
[  237.887348]  ? __run_timers+0x7da/0xc70
[  237.891325]  ? trace_hardirqs_off_caller+0x310/0x310
[  237.896425]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.900660]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.904889]  __run_timers+0x7e5/0xc70
[  237.908693]  ? timer_fixup_init+0x70/0x70
[  237.912839]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.917850]  ? zap_class+0x640/0x640
[  237.921562]  ? enqueue_hrtimer+0x1a5/0x560
[  237.925812]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  237.931006]  ? find_held_lock+0x36/0x1c0
[  237.935069]  ? zap_class+0x640/0x640
[  237.938787]  ? pvclock_read_flags+0x160/0x160
[  237.943278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.948819]  ? check_preemption_disabled+0x48/0x280
[  237.953840]  ? __lock_is_held+0xb5/0x140
[  237.957912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.963460]  ? check_preemption_disabled+0x48/0x280
[  237.968475]  run_timer_softirq+0x52/0xb0
[  237.972551]  ? rcu_read_lock_sched_held+0x14f/0x180
[  237.977579]  __do_softirq+0x308/0xb7e
[  237.981380]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  237.985871]  ? lock_downgrade+0x900/0x900
[  237.990023]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  237.995131]  ? pvclock_read_flags+0x160/0x160
[  237.999623]  ? lapic_next_event+0x5a/0x90
[  238.003768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.009313]  ? kvm_clock_read+0x18/0x30
[  238.013285]  ? kvm_sched_clock_read+0x9/0x20
[  238.017698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.023233]  ? check_preemption_disabled+0x48/0x280
[  238.028255]  irq_exit+0x17f/0x1c0
[  238.031710]  smp_apic_timer_interrupt+0x1cb/0x760
[  238.036551]  ? smp_reschedule_interrupt+0x109/0x650
[  238.041569]  ? smp_call_function_single_interrupt+0x650/0x650
[  238.047456]  ? interrupt_entry+0xb5/0xc0
[  238.051515]  ? trace_hardirqs_off_caller+0xbb/0x310
[  238.056525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  238.061543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.066381]  ? trace_hardirqs_on_caller+0x310/0x310
[  238.071396]  ? trace_hardirqs_on_caller+0x310/0x310
[  238.076410]  ? task_prio+0x50/0x50
[  238.079947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.085485]  ? check_preemption_disabled+0x48/0x280
[  238.090503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.095350]  apic_timer_interrupt+0xf/0x20
[  238.099574]  </IRQ>
[  238.101810] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  238.106736] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  238.125629] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  238.133334] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  238.140597] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  238.147859] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  238.155124] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  238.162388] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  238.169686]  skb_clone+0x1bb/0x500
[  238.173228]  ? finish_task_switch+0x2f4/0x910
[  238.177720]  ? skb_split+0x11e0/0x11e0
[  238.181608]  ? preempt_notifier_register+0x200/0x200
[  238.186703]  ? __switch_to_asm+0x34/0x70
[  238.190760]  ? __switch_to_asm+0x34/0x70
[  238.194813]  ? __switch_to_asm+0x40/0x70
[  238.198868]  ? __switch_to_asm+0x34/0x70
[  238.202927]  ? __switch_to_asm+0x40/0x70
[  238.206994]  ? __switch_to_asm+0x34/0x70
[  238.211051]  ? __switch_to_asm+0x40/0x70
[  238.215107]  ? __switch_to_asm+0x34/0x70
[  238.219163]  ? __switch_to_asm+0x34/0x70
[  238.223215]  ? __switch_to_asm+0x40/0x70
[  238.227276]  ? __switch_to_asm+0x34/0x70
[  238.231335]  bpf_clone_redirect+0xb9/0x490
[  238.235565]  ? __schedule+0x8d7/0x21d0
[  238.239466]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  238.244483]  ? __sched_text_start+0x8/0x8
[  238.248623]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  238.253388]  ? find_held_lock+0x36/0x1c0
[  238.257450]  ? lock_acquire+0x1ed/0x520
[  238.261420]  ? bpf_test_run+0x3cb/0x780
[  238.265390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.270926]  ? check_preemption_disabled+0x48/0x280
[  238.275944]  ? kasan_check_read+0x11/0x20
[  238.280090]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.285374]  ? rcu_softirq_qs+0x20/0x20
[  238.289347]  ? preempt_schedule+0x4d/0x60
[  238.293491]  ? ___preempt_schedule+0x16/0x18
[  238.297905]  ? bpf_test_run+0x25d/0x780
[  238.301885]  ? netlink_diag_dump+0x2a0/0x2a0
[  238.306302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.311837]  ? bpf_test_init.isra.10+0x70/0x100
[  238.316520]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  238.321289]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  238.326133]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  238.331666]  ? fput+0x130/0x1a0
[  238.334943]  ? __bpf_prog_get+0x9b/0x290
[  238.339002]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  238.343842]  ? bpf_prog_test_run+0x130/0x1a0
[  238.348249]  ? __x64_sys_bpf+0x3d8/0x520
[  238.352308]  ? bpf_prog_get+0x20/0x20
[  238.356119]  ? do_syscall_64+0x1b9/0x820
[  238.360176]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  238.365541]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.370470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.375311]  ? trace_hardirqs_on_caller+0x310/0x310
[  238.380324]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  238.385342]  ? prepare_exit_to_usermode+0x291/0x3b0
[  238.390360]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.395202]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  238.400583] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  238.400646] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  238.406741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.406748] Call Trace:
[  238.413309] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  238.422557]  <IRQ>
[  238.425125] syz-executor5 cpuset=syz5 mems_allowed=0
[  238.435601]  dump_stack+0x244/0x39d
[  238.446422]  ? dump_stack_print_info.cold.1+0x20/0x20
[  238.451618]  warn_alloc.cold.116+0xb7/0x1bd
[  238.455936]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  238.460780]  ? lock_downgrade+0x900/0x900
[  238.464941]  ? trace_hardirqs_off+0xb8/0x310
[  238.469350]  ? trace_hardirqs_off+0xb8/0x310
[  238.473761]  __alloc_pages_slowpath+0x26e8/0x2e10
[  238.478621]  ? warn_alloc+0x120/0x120
[  238.482425]  ? warn_alloc+0x120/0x120
[  238.486224]  ? zap_class+0x640/0x640
[  238.489943]  ? warn_alloc+0x120/0x120
[  238.493745]  ? print_usage_bug+0xc0/0xc0
[  238.497804]  ? print_usage_bug+0xc0/0xc0
[  238.501867]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.507401]  ? should_fail+0x22d/0xd01
[  238.511287]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.516386]  ? __lock_acquire+0x62f/0x4c20
[  238.520620]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.525716]  ? __lock_acquire+0x62f/0x4c20
[  238.529946]  ? should_fail+0x22d/0xd01
[  238.533837]  ? mark_held_locks+0x130/0x130
[  238.538070]  ? mark_held_locks+0x130/0x130
[  238.542298]  ? zap_class+0x640/0x640
[  238.546013]  ? zap_class+0x640/0x640
[  238.549725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.555263]  ? check_preemption_disabled+0x48/0x280
[  238.560281]  ? __lock_is_held+0xb5/0x140
[  238.564346]  __alloc_pages_nodemask+0xa80/0xde0
[  238.569010]  ? zap_class+0x640/0x640
[  238.572736]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  238.577760]  ? find_held_lock+0x36/0x1c0
[  238.581826]  ? ____cache_alloc_node+0x1c7/0x1e0
[  238.586761]  ? lock_downgrade+0x900/0x900
[  238.590914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.596456]  cache_grow_begin+0xa5/0x8c0
[  238.600517]  ? do_raw_spin_unlock+0xa7/0x330
[  238.604926]  fallback_alloc+0x204/0x2e0
[  238.608898]  ____cache_alloc_node+0x1c7/0x1e0
[  238.613396]  __kmalloc+0x213/0x760
[  238.616935]  ? __neigh_create+0x30b/0x2130
[  238.621167]  __neigh_create+0x30b/0x2130
[  238.625326]  ? __local_bh_enable_ip+0x160/0x260
[  238.629986]  ? __local_bh_enable_ip+0x160/0x260
[  238.634660]  ? mark_held_locks+0x130/0x130
[  238.638886]  ? __local_bh_enable_ip+0x160/0x260
[  238.643551]  ? neigh_hash_alloc+0x1e0/0x1e0
[  238.647869]  ? trace_hardirqs_on+0xbd/0x310
[  238.652184]  ? mark_held_locks+0xc7/0x130
[  238.656326]  ? ip6t_do_table+0xd9e/0x1d30
[  238.660468]  ? trace_hardirqs_off_caller+0x310/0x310
[  238.665565]  ? __local_bh_enable_ip+0x160/0x260
[  238.670245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.675775]  ? ip6t_do_table+0xd6a/0x1d30
[  238.679923]  ? lock_acquire+0x1ed/0x520
[  238.683894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.689450]  ? check_preemption_disabled+0x48/0x280
[  238.694473]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  238.700019]  ? rcu_pm_notify+0xc0/0xc0
[  238.703905]  ? zap_class+0x640/0x640
[  238.707613]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  238.712805]  ip6_finish_output2+0xa59/0x27a0
[  238.717217]  ? ip6_copy_metadata+0xe30/0xe30
[  238.721630]  ? ip6_mtu+0x39c/0x520
[  238.725167]  ? lock_downgrade+0x900/0x900
[  238.729311]  ? check_preemption_disabled+0x48/0x280
[  238.734328]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  238.739261]  ? kasan_check_read+0x11/0x20
[  238.743404]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.748680]  ? rcu_softirq_qs+0x20/0x20
[  238.752660]  ? ip6_mtu+0x160/0x520
[  238.756496]  ? find_match+0x10a0/0x10a0
[  238.760469]  ? kasan_check_read+0x11/0x20
[  238.764616]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  238.769892]  ip6_finish_output+0x58c/0xc60
[  238.774119]  ? ip6_finish_output+0x58c/0xc60
[  238.778530]  ip6_output+0x232/0x9d0
[  238.782153]  ? ip6_finish_output+0xc60/0xc60
[  238.786557]  ? ip6_fragment+0x38e0/0x38e0
[  238.790716]  ? __lock_is_held+0xb5/0x140
[  238.794784]  ndisc_send_skb+0x1005/0x1570
[  238.798933]  ? nf_hook.constprop.33+0x860/0x860
[  238.803601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.809137]  ? refcount_sub_and_test_checked+0x203/0x310
[  238.814589]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  238.820046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.825799]  ndisc_send_rs+0x134/0x6e0
[  238.829687]  addrconf_rs_timer+0x314/0x690
[  238.833924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.838162]  call_timer_fn+0x272/0x920
[  238.842059]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.846291]  ? process_timeout+0x40/0x40
[  238.850360]  ? mark_held_locks+0xc7/0x130
[  238.854503]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.858996]  ? _raw_spin_unlock_irq+0x27/0x80
[  238.863488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.867716]  ? lockdep_hardirqs_on+0x296/0x5b0
[  238.872293]  ? trace_hardirqs_on+0xbd/0x310
[  238.876609]  ? kasan_check_read+0x11/0x20
[  238.880748]  ? __run_timers+0x7da/0xc70
[  238.884717]  ? trace_hardirqs_off_caller+0x310/0x310
[  238.889820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.894055]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.898283]  __run_timers+0x7e5/0xc70
[  238.902087]  ? timer_fixup_init+0x70/0x70
[  238.906240]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  238.911256]  ? zap_class+0x640/0x640
[  238.914968]  ? print_usage_bug+0xc0/0xc0
[  238.919047]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  238.924249]  ? find_held_lock+0x36/0x1c0
[  238.928312]  ? zap_class+0x640/0x640
[  238.932024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.937556]  ? check_preemption_disabled+0x48/0x280
[  238.942575]  ? __lock_is_held+0xb5/0x140
[  238.946633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.952165]  ? check_preemption_disabled+0x48/0x280
[  238.957180]  run_timer_softirq+0x52/0xb0
[  238.961244]  ? rcu_read_lock_sched_held+0x14f/0x180
[  238.966257]  __do_softirq+0x308/0xb7e
[  238.970057]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  238.974546]  ? lock_downgrade+0x900/0x900
[  238.978693]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  238.983799]  ? pvclock_read_flags+0x160/0x160
[  238.988289]  ? lapic_next_event+0x5a/0x90
[  238.992432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.997972]  ? kvm_clock_read+0x18/0x30
[  239.001944]  ? kvm_sched_clock_read+0x9/0x20
[  239.006347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.011876]  ? check_preemption_disabled+0x48/0x280
[  239.016897]  irq_exit+0x17f/0x1c0
[  239.020345]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.025185]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.031071]  ? interrupt_entry+0xb5/0xc0
[  239.035129]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.040138]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.045154]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.049996]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.055010]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.060020]  ? task_prio+0x50/0x50
[  239.063559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.069096]  ? check_preemption_disabled+0x48/0x280
[  239.074111]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.078958]  apic_timer_interrupt+0xf/0x20
[  239.083183]  </IRQ>
[  239.085425] RIP: 0010:write_comp_data+0x1b/0x70
[  239.090113] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  239.109006] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  239.116709] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  239.123971] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  239.131235] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  239.139023] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  239.146284] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  239.153559]  ? do_shrink_slab+0x1c5/0xd30
[  239.157715]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.163070]  do_shrink_slab+0x1c5/0xd30
[  239.167062]  ? lock_acquire+0x1ed/0x520
[  239.171036]  ? snapshot_refaults+0x290/0x290
[  239.175438]  ? lock_release+0xa00/0xa00
[  239.179417]  ? perf_trace_sched_process_exec+0x860/0x860
[  239.184888]  ? down_read_trylock+0xda/0x140
[  239.189207]  ? shrink_slab+0x207/0x8c0
[  239.193096]  ? downgrade_write+0x270/0x270
[  239.197331]  shrink_slab+0x389/0x8c0
[  239.201044]  ? shrink_active_list+0x1f00/0x1f00
[  239.205716]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  239.211354]  ? kasan_check_read+0x11/0x20
[  239.215506]  ? do_raw_spin_unlock+0xa7/0x330
[  239.219929]  ? ___preempt_schedule+0x16/0x18
[  239.224340]  ? _raw_spin_unlock+0x3f/0x50
[  239.228490]  shrink_node+0x431/0x16b0
[  239.232286]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  239.237577]  ? shrink_node_memcg+0x18f0/0x18f0
[  239.242152]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  239.246738]  ? trace_hardirqs_on+0xbd/0x310
[  239.251055]  ? vmpressure+0x271/0x340
[  239.254858]  ? do_raw_spin_trylock+0x270/0x270
[  239.259445]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  239.264974]  ? __cpuset_node_allowed+0x19b/0x660
[  239.269727]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  239.275433]  ? vmpressure+0x1a2/0x340
[  239.279242]  do_try_to_free_pages+0x3e7/0x1290
[  239.283816]  ? zap_class+0x640/0x640
[  239.287536]  ? shrink_node+0x16b0/0x16b0
[  239.291593]  ? __lock_is_held+0xb5/0x140
[  239.295660]  try_to_free_pages+0x4d0/0xb90
[  239.299893]  ? do_try_to_free_pages+0x1290/0x1290
[  239.304739]  ? lock_acquire+0x1ed/0x520
[  239.308711]  ? set_page_refcounted+0x280/0x280
[  239.313384]  ? lock_release+0xa00/0xa00
[  239.317357]  ? _raw_spin_unlock_irq+0x60/0x80
[  239.321847]  ? psi_memstall_enter+0x240/0x2b0
[  239.326340]  ? psi_memstall_tick+0x230/0x230
[  239.330751]  __alloc_pages_slowpath+0xa14/0x2e10
[  239.335528]  ? warn_alloc+0x120/0x120
[  239.339324]  ? mark_held_locks+0x130/0x130
[  239.343563]  ? find_get_entry+0xaae/0x1120
[  239.347799]  ? filemap_map_pages+0x1a20/0x1a20
[  239.352398]  ? zap_class+0x640/0x640
[  239.356118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.361655]  ? check_preemption_disabled+0x48/0x280
[  239.366666]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.372205]  ? should_fail+0x22d/0xd01
[  239.376089]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.381194]  ? zap_class+0x640/0x640
[  239.384923]  ? __lock_is_held+0xb5/0x140
[  239.388988]  ? mark_held_locks+0x130/0x130
[  239.393221]  ? lock_release+0xa00/0xa00
[  239.397193]  ? perf_trace_sched_process_exec+0x860/0x860
[  239.402639]  ? xa_load+0x2ba/0x460
[  239.406184]  ? lock_downgrade+0x900/0x900
[  239.410330]  ? __might_sleep+0x95/0x190
[  239.414302]  __alloc_pages_nodemask+0xa80/0xde0
[  239.418971]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  239.423987]  ? __page_cache_alloc+0x191/0x5c0
[  239.428479]  ? xa_load+0x2e1/0x460
[  239.432020]  ? xa_clear_mark+0x40/0x40
[  239.435906]  ? zap_class+0x640/0x640
[  239.439708]  ? zap_class+0x640/0x640
[  239.443417]  ? zap_class+0x640/0x640
[  239.447128]  ? __do_page_cache_readahead+0x663/0x810
[  239.452234]  ? find_held_lock+0x36/0x1c0
[  239.456296]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  239.461835]  alloc_pages_current+0x173/0x350
[  239.466243]  __page_cache_alloc+0x38c/0x5c0
[  239.470557]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  239.475483]  ? kasan_check_read+0x11/0x20
[  239.479715]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.484993]  ? generic_perform_write+0x6a0/0x6a0
[  239.489745]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.495283]  ? check_preemption_disabled+0x48/0x280
[  239.500411]  filemap_fault+0x1595/0x25f0
[  239.504484]  ? __lock_page_or_retry+0xa00/0xa00
[  239.509154]  ? mark_held_locks+0x130/0x130
[  239.513404]  ? filemap_map_pages+0xd6b/0x1a20
[  239.517897]  ? lock_downgrade+0x900/0x900
[  239.522042]  ? check_preemption_disabled+0x48/0x280
[  239.527057]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  239.531980]  ? kasan_check_read+0x11/0x20
[  239.536122]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.541507]  ? rcu_softirq_qs+0x20/0x20
[  239.545486]  ? filemap_map_pages+0xd92/0x1a20
[  239.549982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.555522]  ? find_get_entries_tag+0x1400/0x1400
[  239.560379]  ? __lock_acquire+0x62f/0x4c20
[  239.564620]  ? lock_acquire+0x1ed/0x520
[  239.568587]  ? ext4_filemap_fault+0x7a/0xad
[  239.572912]  ? lock_release+0xa00/0xa00
[  239.576880]  ? perf_trace_sched_process_exec+0x860/0x860
[  239.582331]  ? print_usage_bug+0xc0/0xc0
[  239.586639]  ? print_usage_bug+0xc0/0xc0
[  239.590704]  ? down_read+0x8d/0x120
[  239.594321]  ? ext4_filemap_fault+0x7a/0xad
[  239.598643]  ? __down_interruptible+0x700/0x700
[  239.603316]  ext4_filemap_fault+0x82/0xad
[  239.607461]  __do_fault+0x100/0x6b0
[  239.611086]  ? pmd_devmap_trans_unstable+0x220/0x220
[  239.616190]  ? mark_held_locks+0x130/0x130
[  239.620424]  ? mark_held_locks+0x130/0x130
[  239.624651]  ? find_held_lock+0x36/0x1c0
[  239.628711]  ? find_held_lock+0x36/0x1c0
[  239.632768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.638305]  __handle_mm_fault+0x3ea0/0x5be0
[  239.642711]  ? poll_select_copy_remaining+0x18c/0x6a0
[  239.648004]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  239.652862]  ? __might_fault+0x12b/0x1e0
[  239.656918]  ? lock_downgrade+0x900/0x900
[  239.661071]  ? zap_class+0x640/0x640
[  239.664792]  ? zap_class+0x640/0x640
[  239.668509]  ? find_held_lock+0x36/0x1c0
[  239.672571]  ? handle_mm_fault+0x42a/0xc70
[  239.676804]  ? lock_downgrade+0x900/0x900
[  239.680947]  ? check_preemption_disabled+0x48/0x280
[  239.685959]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  239.690882]  ? kasan_check_read+0x11/0x20
[  239.695028]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  239.700299]  ? rcu_softirq_qs+0x20/0x20
[  239.704268]  ? trace_hardirqs_off_caller+0x310/0x310
[  239.709366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.714924]  ? check_preemption_disabled+0x48/0x280
[  239.719959]  handle_mm_fault+0x54f/0xc70
[  239.724017]  ? __handle_mm_fault+0x5be0/0x5be0
[  239.728599]  ? find_vma+0x34/0x190
[  239.732150]  __do_page_fault+0x5e8/0xe60
[  239.736209]  ? trace_hardirqs_off+0xb8/0x310
[  239.740624]  do_page_fault+0xf2/0x7e0
[  239.744423]  ? vmalloc_sync_all+0x30/0x30
[  239.748567]  ? error_entry+0x70/0xd0
[  239.752274]  ? trace_hardirqs_off_caller+0xbb/0x310
[  239.757286]  ? trace_hardirqs_on_caller+0xc0/0x310
[  239.762216]  ? syscall_return_slowpath+0x5e0/0x5e0
[  239.767149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.771991]  ? trace_hardirqs_on_caller+0x310/0x310
[  239.777001]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.782449]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  239.787462]  ? prepare_exit_to_usermode+0x291/0x3b0
[  239.792477]  ? page_fault+0x8/0x30
[  239.796031]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.800874]  ? page_fault+0x8/0x30
[  239.804416]  page_fault+0x1e/0x30
[  239.807869] RIP: 0033:0x7f30b3a05dd3
[  239.811591] Code: Bad RIP value.
[  239.814946] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  239.820301] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  239.827564] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  239.834825] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  239.842091] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  239.849374] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  239.856659] warn_alloc_show_mem: 1 callbacks suppressed
[  239.856668] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  239.856670] Mem-Info:
[  239.856699] active_anon:48525 inactive_anon:197 isolated_anon:0
[  239.856699]  active_file:12 inactive_file:12 isolated_file:0
[  239.856699]  unevictable:0 dirty:0 writeback:0 unstable:0
[  239.856699]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  239.856699]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  239.856699]  free:13677 free_pcp:357 free_cma:0
[  239.862029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  239.862036] Call Trace:
[  239.869226] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  239.871615]  <IRQ>
[  239.904478] 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
[  239.913833]  dump_stack+0x244/0x39d
[  239.916389] lowmem_reserve[]: 0 2818 6321 6321
[  239.943902]  ? dump_stack_print_info.cold.1+0x20/0x20
[  239.946024] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  239.972139]  warn_alloc.cold.116+0xb7/0x1bd
[  239.975729] lowmem_reserve[]: 0 0 3503 3503
[  239.980316]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.985476] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  240.013053]  ? lock_downgrade+0x900/0x900
[  240.017345] lowmem_reserve[]: 0 0 0 0
[  240.021658]  ? trace_hardirqs_off+0xb8/0x310
[  240.026470] 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
[  240.055448]  ? trace_hardirqs_off+0xb8/0x310
[  240.059564] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  240.063362]  __alloc_pages_slowpath+0x26e8/0x2e10
[  240.067743] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  240.081277]  ? warn_alloc+0x120/0x120
[  240.085643] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  240.100973]  ? print_usage_bug+0xc0/0xc0
[  240.105793] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  240.120338]  ? warn_alloc+0x120/0x120
[  240.124128] 268 total pagecache pages
[  240.132948]  ? warn_alloc+0x120/0x120
[  240.136988] 0 pages in swap cache
[  240.145548]  ? print_usage_bug+0xc0/0xc0
[  240.149321] Swap cache stats: add 0, delete 0, find 0/0
[  240.153113]  ? kvm_clock_read+0x18/0x30
[  240.156883] Free swap  = 0kB
[  240.160322]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  240.164351] Total swap = 0kB
[  240.169703]  ? print_usage_bug+0xc0/0xc0
[  240.173648] 1965979 pages RAM
[  240.176652]  ? __lock_acquire+0x62f/0x4c20
[  240.181637] 0 pages HighMem/MovableOnly
[  240.181644] 342853 pages reserved
[  240.184650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.188684] 0 pages cma reserved
[  240.191779]  ? should_fail+0x22d/0xd01
[  240.196156] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.199954]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.199972]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.199988]  ? __lock_acquire+0x62f/0x4c20
[  240.203471] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.208960]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.208971]  ? __lock_acquire+0x62f/0x4c20
[  240.208986]  ? should_fail+0x22d/0xd01
[  240.212386] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.216208]  ? rcu_irq_exit+0x1a2/0x390
[  240.216231]  ? mark_held_locks+0x130/0x130
[  240.222750] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  240.227960]  ? mark_held_locks+0x130/0x130
[  240.227981]  ? mark_held_locks+0xc7/0x130
[  240.233089] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  240.237287]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  240.243746] init cpuset=/ mems_allowed=0
[  240.248839]  ? zap_class+0x640/0x640
[  240.308884]  ? print_usage_bug+0xc0/0xc0
[  240.312945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.318479]  ? check_preemption_disabled+0x48/0x280
[  240.323503]  ? __lock_is_held+0xb5/0x140
[  240.327564]  __alloc_pages_nodemask+0xa80/0xde0
[  240.332229]  ? zap_class+0x640/0x640
[  240.335940]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  240.340965]  ? find_held_lock+0x36/0x1c0
[  240.345027]  ? ____cache_alloc_node+0x1c7/0x1e0
[  240.349694]  ? lock_downgrade+0x900/0x900
[  240.353849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.359389]  cache_grow_begin+0xa5/0x8c0
[  240.363443]  ? do_raw_spin_unlock+0xa7/0x330
[  240.367856]  fallback_alloc+0x204/0x2e0
[  240.371830]  ____cache_alloc_node+0x1c7/0x1e0
[  240.376328]  kmem_cache_alloc_node+0xe3/0x730
[  240.380822]  ? ipv6_get_ifaddr+0x42e/0x620
[  240.385063]  __alloc_skb+0x119/0x770
[  240.388777]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.394051]  ? netdev_alloc_frag+0x1f0/0x1f0
[  240.398463]  ? lock_downgrade+0x900/0x900
[  240.402616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.408151]  ? refcount_sub_and_test_checked+0x203/0x310
[  240.413598]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  240.419043]  ? addrconf_rs_timer+0x690/0x690
[  240.423456]  ndisc_alloc_skb+0x144/0x340
[  240.427517]  ndisc_send_rs+0x331/0x6e0
[  240.431406]  addrconf_rs_timer+0x314/0x690
[  240.435637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.439877]  call_timer_fn+0x272/0x920
[  240.443762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.447990]  ? process_timeout+0x40/0x40
[  240.452052]  ? __run_timers+0x7da/0xc70
[  240.456026]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.460516]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.465005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.469233]  ? lockdep_hardirqs_on+0x296/0x5b0
[  240.473811]  ? trace_hardirqs_on+0xbd/0x310
[  240.478134]  ? kasan_check_read+0x11/0x20
[  240.482274]  ? __run_timers+0x7da/0xc70
[  240.486243]  ? trace_hardirqs_off_caller+0x310/0x310
[  240.491360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.495594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.499822]  __run_timers+0x7e5/0xc70
[  240.503630]  ? timer_fixup_init+0x70/0x70
[  240.507774]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.512789]  ? zap_class+0x640/0x640
[  240.516500]  ? enqueue_hrtimer+0x1a5/0x560
[  240.520745]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.525940]  ? find_held_lock+0x36/0x1c0
[  240.530005]  ? zap_class+0x640/0x640
[  240.533721]  ? pvclock_read_flags+0x160/0x160
[  240.538213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.543747]  ? check_preemption_disabled+0x48/0x280
[  240.548786]  ? __lock_is_held+0xb5/0x140
[  240.552846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.558381]  ? check_preemption_disabled+0x48/0x280
[  240.563401]  run_timer_softirq+0x52/0xb0
[  240.567456]  ? rcu_read_lock_sched_held+0x14f/0x180
[  240.572469]  __do_softirq+0x308/0xb7e
[  240.576266]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  240.580759]  ? lock_downgrade+0x900/0x900
[  240.584918]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  240.590330]  ? pvclock_read_flags+0x160/0x160
[  240.594827]  ? lapic_next_event+0x5a/0x90
[  240.598977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.604514]  ? kvm_clock_read+0x18/0x30
[  240.608484]  ? kvm_sched_clock_read+0x9/0x20
[  240.612902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.618440]  ? check_preemption_disabled+0x48/0x280
[  240.623459]  irq_exit+0x17f/0x1c0
[  240.626911]  smp_apic_timer_interrupt+0x1cb/0x760
[  240.631756]  ? smp_reschedule_interrupt+0x109/0x650
[  240.636768]  ? smp_call_function_single_interrupt+0x650/0x650
[  240.642647]  ? interrupt_entry+0xb5/0xc0
[  240.646706]  ? trace_hardirqs_off_caller+0xbb/0x310
[  240.651718]  ? trace_hardirqs_off_caller+0xbb/0x310
[  240.656731]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.661570]  ? trace_hardirqs_on_caller+0x310/0x310
[  240.666579]  ? trace_hardirqs_on_caller+0x310/0x310
[  240.671588]  ? task_prio+0x50/0x50
[  240.675123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.680659]  ? check_preemption_disabled+0x48/0x280
[  240.685676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.690519]  apic_timer_interrupt+0xf/0x20
[  240.694742]  </IRQ>
[  240.696976] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  240.701904] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  240.720798] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  240.728506] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  240.735771] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  240.743035] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  240.750303] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  240.758041] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  240.765352]  skb_clone+0x1bb/0x500
[  240.768905]  ? finish_task_switch+0x2f4/0x910
[  240.773397]  ? skb_split+0x11e0/0x11e0
[  240.777284]  ? preempt_notifier_register+0x200/0x200
[  240.782380]  ? __switch_to_asm+0x34/0x70
[  240.786433]  ? __switch_to_asm+0x34/0x70
[  240.790486]  ? __switch_to_asm+0x40/0x70
[  240.794543]  ? __switch_to_asm+0x34/0x70
[  240.798597]  ? __switch_to_asm+0x40/0x70
[  240.802649]  ? __switch_to_asm+0x34/0x70
[  240.806705]  ? __switch_to_asm+0x40/0x70
[  240.810756]  ? __switch_to_asm+0x34/0x70
[  240.814817]  ? __switch_to_asm+0x34/0x70
[  240.818873]  ? __switch_to_asm+0x40/0x70
[  240.822925]  ? __switch_to_asm+0x34/0x70
[  240.826983]  bpf_clone_redirect+0xb9/0x490
[  240.831213]  ? __schedule+0x8d7/0x21d0
[  240.835099]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  240.840112]  ? __sched_text_start+0x8/0x8
[  240.844272]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  240.849034]  ? find_held_lock+0x36/0x1c0
[  240.853108]  ? lock_acquire+0x1ed/0x520
[  240.857100]  ? bpf_test_run+0x3cb/0x780
[  240.861079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.866612]  ? check_preemption_disabled+0x48/0x280
[  240.871628]  ? kasan_check_read+0x11/0x20
[  240.875769]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  240.881051]  ? rcu_softirq_qs+0x20/0x20
[  240.885024]  ? preempt_schedule+0x4d/0x60
[  240.889180]  ? ___preempt_schedule+0x16/0x18
[  240.893609]  ? bpf_test_run+0x25d/0x780
[  240.897586]  ? netlink_diag_dump+0x2a0/0x2a0
[  240.901989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.907523]  ? bpf_test_init.isra.10+0x70/0x100
[  240.912190]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  240.916950]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  240.921784]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  240.927319]  ? fput+0x130/0x1a0
[  240.930597]  ? __bpf_prog_get+0x9b/0x290
[  240.934665]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  240.939503]  ? bpf_prog_test_run+0x130/0x1a0
[  240.943911]  ? __x64_sys_bpf+0x3d8/0x520
[  240.947966]  ? bpf_prog_get+0x20/0x20
[  240.951777]  ? do_syscall_64+0x1b9/0x820
[  240.955842]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  240.961204]  ? syscall_return_slowpath+0x5e0/0x5e0
[  240.966134]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.970973]  ? trace_hardirqs_on_caller+0x310/0x310
[  240.975985]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  240.981003]  ? prepare_exit_to_usermode+0x291/0x3b0
[  240.986025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.990881]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  240.996259] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  240.996320] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.002406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.002410] Call Trace:
[  241.002416]  <IRQ>
[  241.002432]  dump_stack+0x244/0x39d
[  241.002451]  ? dump_stack_print_info.cold.1+0x20/0x20
[  241.008991] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.018270]  warn_alloc.cold.116+0xb7/0x1bd
[  241.020821] syz-executor5 cpuset=syz5 mems_allowed=0
[  241.022962]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.056419]  ? lock_downgrade+0x900/0x900
[  241.060569]  ? trace_hardirqs_off+0xb8/0x310
[  241.064979]  ? trace_hardirqs_off+0xb8/0x310
[  241.069388]  __alloc_pages_slowpath+0x26e8/0x2e10
[  241.074247]  ? warn_alloc+0x120/0x120
[  241.078051]  ? print_usage_bug+0xc0/0xc0
[  241.082137]  ? warn_alloc+0x120/0x120
[  241.085936]  ? warn_alloc+0x120/0x120
[  241.089732]  ? print_usage_bug+0xc0/0xc0
[  241.093795]  ? print_usage_bug+0xc0/0xc0
[  241.097851]  ? __lock_acquire+0x62f/0x4c20
[  241.102086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.107620]  ? should_fail+0x22d/0xd01
[  241.111508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.116609]  ? __lock_acquire+0x62f/0x4c20
[  241.120880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.125975]  ? __lock_acquire+0x62f/0x4c20
[  241.130203]  ? should_fail+0x22d/0xd01
[  241.134088]  ? find_held_lock+0x36/0x1c0
[  241.138154]  ? mark_held_locks+0x130/0x130
[  241.142388]  ? mark_held_locks+0x130/0x130
[  241.146615]  ? zap_class+0x640/0x640
[  241.150336]  ? zap_class+0x640/0x640
[  241.154051]  ? print_usage_bug+0xc0/0xc0
[  241.158104]  ? do_raw_spin_unlock+0xa7/0x330
[  241.162507]  ? zap_class+0x640/0x640
[  241.166214]  ? print_usage_bug+0xc0/0xc0
[  241.170289]  ? wq_watchdog_touch+0x9c/0xfe
[  241.174523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.180057]  ? check_preemption_disabled+0x48/0x280
[  241.185080]  ? __lock_is_held+0xb5/0x140
[  241.189145]  __alloc_pages_nodemask+0xa80/0xde0
[  241.193810]  ? zap_class+0x640/0x640
[  241.197527]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  241.202551]  ? find_held_lock+0x36/0x1c0
[  241.206615]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.211285]  ? lock_downgrade+0x900/0x900
[  241.215436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.220978]  cache_grow_begin+0xa5/0x8c0
[  241.225042]  ? do_raw_spin_unlock+0xa7/0x330
[  241.229451]  fallback_alloc+0x204/0x2e0
[  241.233423]  ____cache_alloc_node+0x1c7/0x1e0
[  241.237916]  kmem_cache_alloc_node+0xe3/0x730
[  241.242407]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.246645]  __alloc_skb+0x119/0x770
[  241.250355]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  241.255633]  ? netdev_alloc_frag+0x1f0/0x1f0
[  241.260037]  ? lock_downgrade+0x900/0x900
[  241.264200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.269732]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.275178]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.280624]  ? addrconf_rs_timer+0x690/0x690
[  241.285048]  ndisc_alloc_skb+0x144/0x340
[  241.289107]  ndisc_send_rs+0x331/0x6e0
[  241.292995]  addrconf_rs_timer+0x314/0x690
[  241.297236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.301476]  call_timer_fn+0x272/0x920
[  241.305357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.309583]  ? process_timeout+0x40/0x40
[  241.313646]  ? mark_held_locks+0xc7/0x130
[  241.317793]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.322284]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.326771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.331011]  ? lockdep_hardirqs_on+0x296/0x5b0
[  241.335591]  ? trace_hardirqs_on+0xbd/0x310
[  241.339908]  ? kasan_check_read+0x11/0x20
[  241.344052]  ? __run_timers+0x7da/0xc70
[  241.348028]  ? trace_hardirqs_off_caller+0x310/0x310
[  241.353131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.357365]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.361594]  __run_timers+0x7e5/0xc70
[  241.365398]  ? timer_fixup_init+0x70/0x70
[  241.369540]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  241.374550]  ? zap_class+0x640/0x640
[  241.378267]  ? print_usage_bug+0xc0/0xc0
[  241.382327]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  241.387516]  ? find_held_lock+0x36/0x1c0
[  241.391576]  ? zap_class+0x640/0x640
[  241.395289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.400819]  ? check_preemption_disabled+0x48/0x280
[  241.405838]  ? __lock_is_held+0xb5/0x140
[  241.409894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.415438]  ? check_preemption_disabled+0x48/0x280
[  241.420451]  run_timer_softirq+0x52/0xb0
[  241.424507]  ? rcu_read_lock_sched_held+0x14f/0x180
[  241.429518]  __do_softirq+0x308/0xb7e
[  241.433323]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  241.437829]  ? lock_downgrade+0x900/0x900
[  241.441980]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  241.447096]  ? pvclock_read_flags+0x160/0x160
[  241.451589]  ? lapic_next_event+0x5a/0x90
[  241.455732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.461270]  ? kvm_clock_read+0x18/0x30
[  241.465240]  ? kvm_sched_clock_read+0x9/0x20
[  241.469653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.475186]  ? check_preemption_disabled+0x48/0x280
[  241.480203]  irq_exit+0x17f/0x1c0
[  241.483659]  smp_apic_timer_interrupt+0x1cb/0x760
[  241.488499]  ? smp_call_function_single_interrupt+0x650/0x650
[  241.494392]  ? interrupt_entry+0xb5/0xc0
[  241.498449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.503459]  ? trace_hardirqs_off_caller+0xbb/0x310
[  241.508473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.513309]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.518323]  ? trace_hardirqs_on_caller+0x310/0x310
[  241.523334]  ? task_prio+0x50/0x50
[  241.526869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.532409]  ? check_preemption_disabled+0x48/0x280
[  241.537423]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.542268]  apic_timer_interrupt+0xf/0x20
[  241.546504]  </IRQ>
[  241.548740] RIP: 0010:write_comp_data+0x1b/0x70
[  241.553418] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  241.572312] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  241.580036] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  241.587297] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  241.594557] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  241.601818] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  241.609166] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  241.616441]  ? do_shrink_slab+0x1c5/0xd30
[  241.620590]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.625946]  do_shrink_slab+0x1c5/0xd30
[  241.629924]  ? lock_acquire+0x1ed/0x520
[  241.633895]  ? snapshot_refaults+0x290/0x290
[  241.638300]  ? lock_release+0xa00/0xa00
[  241.642274]  ? perf_trace_sched_process_exec+0x860/0x860
[  241.647731]  ? down_read_trylock+0xda/0x140
[  241.652046]  ? shrink_slab+0x207/0x8c0
[  241.655928]  ? downgrade_write+0x270/0x270
[  241.660165]  shrink_slab+0x389/0x8c0
[  241.663873]  ? shrink_active_list+0x1f00/0x1f00
[  241.668549]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  241.674170]  ? kasan_check_read+0x11/0x20
[  241.678327]  ? do_raw_spin_unlock+0xa7/0x330
[  241.682737]  ? ___preempt_schedule+0x16/0x18
[  241.687147]  ? _raw_spin_unlock+0x3f/0x50
[  241.691296]  shrink_node+0x431/0x16b0
[  241.695089]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  241.700386]  ? shrink_node_memcg+0x18f0/0x18f0
[  241.704960]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  241.709547]  ? trace_hardirqs_on+0xbd/0x310
[  241.713863]  ? vmpressure+0x271/0x340
[  241.717660]  ? do_raw_spin_trylock+0x270/0x270
[  241.722246]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  241.727779]  ? __cpuset_node_allowed+0x19b/0x660
[  241.732536]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  241.738245]  ? vmpressure+0x1a2/0x340
[  241.742048]  do_try_to_free_pages+0x3e7/0x1290
[  241.746627]  ? zap_class+0x640/0x640
[  241.750350]  ? shrink_node+0x16b0/0x16b0
[  241.754410]  ? __lock_is_held+0xb5/0x140
[  241.758480]  try_to_free_pages+0x4d0/0xb90
[  241.762717]  ? do_try_to_free_pages+0x1290/0x1290
[  241.767565]  ? lock_acquire+0x1ed/0x520
[  241.771534]  ? set_page_refcounted+0x280/0x280
[  241.776115]  ? lock_release+0xa00/0xa00
[  241.780085]  ? _raw_spin_unlock_irq+0x60/0x80
[  241.784578]  ? psi_memstall_enter+0x240/0x2b0
[  241.789070]  ? psi_memstall_tick+0x230/0x230
[  241.793487]  __alloc_pages_slowpath+0xa14/0x2e10
[  241.798268]  ? warn_alloc+0x120/0x120
[  241.802067]  ? mark_held_locks+0x130/0x130
[  241.806299]  ? find_get_entry+0xaae/0x1120
[  241.810540]  ? filemap_map_pages+0x1a20/0x1a20
[  241.815125]  ? zap_class+0x640/0x640
[  241.818840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.824376]  ? check_preemption_disabled+0x48/0x280
[  241.829387]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.834935]  ? should_fail+0x22d/0xd01
[  241.838828]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.843942]  ? zap_class+0x640/0x640
[  241.847694]  ? __lock_is_held+0xb5/0x140
[  241.851760]  ? mark_held_locks+0x130/0x130
[  241.855992]  ? lock_release+0xa00/0xa00
[  241.859970]  ? perf_trace_sched_process_exec+0x860/0x860
[  241.865422]  ? xa_load+0x2ba/0x460
[  241.868968]  ? lock_downgrade+0x900/0x900
[  241.873118]  ? __might_sleep+0x95/0x190
[  241.877092]  __alloc_pages_nodemask+0xa80/0xde0
[  241.881760]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  241.886771]  ? __page_cache_alloc+0x191/0x5c0
[  241.891264]  ? xa_load+0x2e1/0x460
[  241.894802]  ? xa_clear_mark+0x40/0x40
[  241.898688]  ? zap_class+0x640/0x640
[  241.902401]  ? zap_class+0x640/0x640
[  241.906110]  ? zap_class+0x640/0x640
[  241.909820]  ? __do_page_cache_readahead+0x663/0x810
[  241.914922]  ? find_held_lock+0x36/0x1c0
[  241.918987]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  241.924540]  alloc_pages_current+0x173/0x350
[  241.928953]  __page_cache_alloc+0x38c/0x5c0
[  241.933270]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  241.938214]  ? kasan_check_read+0x11/0x20
[  241.942358]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  241.947633]  ? generic_perform_write+0x6a0/0x6a0
[  241.952384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.957933]  ? check_preemption_disabled+0x48/0x280
[  241.962965]  filemap_fault+0x1595/0x25f0
[  241.967033]  ? __lock_page_or_retry+0xa00/0xa00
[  241.971698]  ? mark_held_locks+0x130/0x130
[  241.975940]  ? filemap_map_pages+0xd6b/0x1a20
[  241.980437]  ? lock_downgrade+0x900/0x900
[  241.984579]  ? check_preemption_disabled+0x48/0x280
[  241.989595]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  241.994519]  ? kasan_check_read+0x11/0x20
[  241.998658]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.003932]  ? rcu_softirq_qs+0x20/0x20
[  242.007924]  ? filemap_map_pages+0xd92/0x1a20
[  242.012428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.017975]  ? find_get_entries_tag+0x1400/0x1400
[  242.022823]  ? __lock_acquire+0x62f/0x4c20
[  242.027152]  ? lock_acquire+0x1ed/0x520
[  242.031121]  ? ext4_filemap_fault+0x7a/0xad
[  242.035445]  ? lock_release+0xa00/0xa00
[  242.039416]  ? perf_trace_sched_process_exec+0x860/0x860
[  242.044861]  ? print_usage_bug+0xc0/0xc0
[  242.048916]  ? print_usage_bug+0xc0/0xc0
[  242.052987]  ? down_read+0x8d/0x120
[  242.056621]  ? ext4_filemap_fault+0x7a/0xad
[  242.060944]  ? __down_interruptible+0x700/0x700
[  242.065614]  ext4_filemap_fault+0x82/0xad
[  242.069760]  __do_fault+0x100/0x6b0
[  242.073389]  ? pmd_devmap_trans_unstable+0x220/0x220
[  242.078488]  ? mark_held_locks+0x130/0x130
[  242.082720]  ? mark_held_locks+0x130/0x130
[  242.086967]  ? find_held_lock+0x36/0x1c0
[  242.091030]  ? find_held_lock+0x36/0x1c0
[  242.095100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.100636]  __handle_mm_fault+0x3ea0/0x5be0
[  242.105038]  ? poll_select_copy_remaining+0x18c/0x6a0
[  242.110231]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  242.115073]  ? __might_fault+0x12b/0x1e0
[  242.119129]  ? lock_downgrade+0x900/0x900
[  242.123284]  ? zap_class+0x640/0x640
[  242.126991]  ? zap_class+0x640/0x640
[  242.130704]  ? find_held_lock+0x36/0x1c0
[  242.134868]  ? handle_mm_fault+0x42a/0xc70
[  242.139103]  ? lock_downgrade+0x900/0x900
[  242.143249]  ? check_preemption_disabled+0x48/0x280
[  242.148276]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  242.153202]  ? kasan_check_read+0x11/0x20
[  242.157343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.162613]  ? rcu_softirq_qs+0x20/0x20
[  242.166584]  ? trace_hardirqs_off_caller+0x310/0x310
[  242.171681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.177218]  ? check_preemption_disabled+0x48/0x280
[  242.182236]  handle_mm_fault+0x54f/0xc70
[  242.186296]  ? __handle_mm_fault+0x5be0/0x5be0
[  242.190877]  ? find_vma+0x34/0x190
[  242.194418]  __do_page_fault+0x5e8/0xe60
[  242.198487]  ? trace_hardirqs_off+0xb8/0x310
[  242.202899]  do_page_fault+0xf2/0x7e0
[  242.206709]  ? vmalloc_sync_all+0x30/0x30
[  242.210851]  ? error_entry+0x70/0xd0
[  242.214560]  ? trace_hardirqs_off_caller+0xbb/0x310
[  242.219573]  ? trace_hardirqs_on_caller+0xc0/0x310
[  242.224499]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.229423]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.234261]  ? trace_hardirqs_on_caller+0x310/0x310
[  242.239273]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.244735]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  242.249749]  ? prepare_exit_to_usermode+0x291/0x3b0
[  242.254759]  ? page_fault+0x8/0x30
[  242.258296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.263137]  ? page_fault+0x8/0x30
[  242.266676]  page_fault+0x1e/0x30
[  242.270123] RIP: 0033:0x7f30b3a05dd3
[  242.273844] Code: Bad RIP value.
[  242.277216] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  242.282574] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  242.289836] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  242.297098] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  242.304365] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  242.311630] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  242.318922] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  242.318926] warn_alloc_show_mem: 1 callbacks suppressed
[  242.318932] Mem-Info:
[  242.326105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  242.331467] active_anon:48525 inactive_anon:197 isolated_anon:0
[  242.331467]  active_file:12 inactive_file:12 isolated_file:0
[  242.331467]  unevictable:0 dirty:0 writeback:0 unstable:0
[  242.331467]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  242.331467]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  242.331467]  free:13677 free_pcp:357 free_cma:0
[  242.333834] Call Trace:
[  242.343222] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  242.376059]  <IRQ>
[  242.378625] 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
[  242.406113]  dump_stack+0x244/0x39d
[  242.408234] lowmem_reserve[]: 0 2818 6321 6321
[  242.434334]  ? dump_stack_print_info.cold.1+0x20/0x20
[  242.437937] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  242.442533]  warn_alloc.cold.116+0xb7/0x1bd
[  242.447688] lowmem_reserve[]: 0 0 3503 3503
[  242.475263]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  242.479557] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  242.483868]  ? lock_downgrade+0x900/0x900
[  242.488694] lowmem_reserve[]: 0 0 0 0
[  242.517759]  ? trace_hardirqs_off+0xb8/0x310
[  242.521878] 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
[  242.525681]  ? trace_hardirqs_off+0xb8/0x310
[  242.530059] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  242.543592]  __alloc_pages_slowpath+0x26e8/0x2e10
[  242.547967] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  242.563323]  ? warn_alloc+0x120/0x120
[  242.568123] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  242.582672]  ? print_usage_bug+0xc0/0xc0
[  242.586924] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  242.586933] 268 total pagecache pages
[  242.595767]  ? warn_alloc+0x120/0x120
[  242.599804] 0 pages in swap cache
[  242.608359]  ? warn_alloc+0x120/0x120
[  242.612136] Swap cache stats: add 0, delete 0, find 0/0
[  242.615925]  ? print_usage_bug+0xc0/0xc0
[  242.619349] Free swap  = 0kB
[  242.623144]  ? kvm_clock_read+0x18/0x30
[  242.628478] Total swap = 0kB
[  242.632541]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  242.635531] 1965979 pages RAM
[  242.639925]  ? print_usage_bug+0xc0/0xc0
[  242.642915] 0 pages HighMem/MovableOnly
[  242.647921]  ? __lock_acquire+0x62f/0x4c20
[  242.650997] 342853 pages reserved
[  242.655044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.658990] 0 pages cma reserved
[  242.663209]  ? should_fail+0x22d/0xd01
[  242.666688] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  242.672157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.672174]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.672190]  ? __lock_acquire+0x62f/0x4c20
[  242.675575] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  242.679404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.685866] init cpuset=/ mems_allowed=0
[  242.691130]  ? __lock_acquire+0x62f/0x4c20
[  242.691145]  ? should_fail+0x22d/0xd01
[  242.727450]  ? rcu_irq_exit+0x1a2/0x390
[  242.731425]  ? mark_held_locks+0x130/0x130
[  242.735660]  ? mark_held_locks+0x130/0x130
[  242.739899]  ? mark_held_locks+0xc7/0x130
[  242.744044]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  242.749055]  ? zap_class+0x640/0x640
[  242.752763]  ? print_usage_bug+0xc0/0xc0
[  242.757365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.762906]  ? check_preemption_disabled+0x48/0x280
[  242.767928]  ? __lock_is_held+0xb5/0x140
[  242.771992]  __alloc_pages_nodemask+0xa80/0xde0
[  242.776664]  ? zap_class+0x640/0x640
[  242.780379]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  242.785399]  ? find_held_lock+0x36/0x1c0
[  242.789466]  ? ____cache_alloc_node+0x1c7/0x1e0
[  242.794131]  ? lock_downgrade+0x900/0x900
[  242.798280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.803820]  cache_grow_begin+0xa5/0x8c0
[  242.807882]  ? do_raw_spin_unlock+0xa7/0x330
[  242.812295]  fallback_alloc+0x204/0x2e0
[  242.816271]  ____cache_alloc_node+0x1c7/0x1e0
[  242.820770]  kmem_cache_alloc_node+0xe3/0x730
[  242.825263]  ? ipv6_get_ifaddr+0x42e/0x620
[  242.829502]  __alloc_skb+0x119/0x770
[  242.833210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  242.838489]  ? netdev_alloc_frag+0x1f0/0x1f0
[  242.842901]  ? lock_downgrade+0x900/0x900
[  242.847054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.852586]  ? refcount_sub_and_test_checked+0x203/0x310
[  242.858034]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  242.863481]  ? addrconf_rs_timer+0x690/0x690
[  242.867901]  ndisc_alloc_skb+0x144/0x340
[  242.871964]  ndisc_send_rs+0x331/0x6e0
[  242.875849]  addrconf_rs_timer+0x314/0x690
[  242.880093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.884343]  call_timer_fn+0x272/0x920
[  242.888225]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.892454]  ? process_timeout+0x40/0x40
[  242.896533]  ? __run_timers+0x7da/0xc70
[  242.900502]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.905005]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.909492]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.913723]  ? lockdep_hardirqs_on+0x296/0x5b0
[  242.918314]  ? trace_hardirqs_on+0xbd/0x310
[  242.922632]  ? kasan_check_read+0x11/0x20
[  242.926772]  ? __run_timers+0x7da/0xc70
[  242.930740]  ? trace_hardirqs_off_caller+0x310/0x310
[  242.935840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.940078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.944306]  __run_timers+0x7e5/0xc70
[  242.948112]  ? timer_fixup_init+0x70/0x70
[  242.952254]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.957270]  ? zap_class+0x640/0x640
[  242.960980]  ? enqueue_hrtimer+0x1a5/0x560
[  242.965223]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  242.970416]  ? find_held_lock+0x36/0x1c0
[  242.974483]  ? zap_class+0x640/0x640
[  242.978194]  ? pvclock_read_flags+0x160/0x160
[  242.982686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.988220]  ? check_preemption_disabled+0x48/0x280
[  242.993242]  ? __lock_is_held+0xb5/0x140
[  242.997298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.002827]  ? check_preemption_disabled+0x48/0x280
[  243.007849]  run_timer_softirq+0x52/0xb0
[  243.011914]  ? rcu_read_lock_sched_held+0x14f/0x180
[  243.016929]  __do_softirq+0x308/0xb7e
[  243.020728]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  243.025228]  ? lock_downgrade+0x900/0x900
[  243.029371]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  243.034479]  ? pvclock_read_flags+0x160/0x160
[  243.038971]  ? lapic_next_event+0x5a/0x90
[  243.043120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.048656]  ? kvm_clock_read+0x18/0x30
[  243.052628]  ? kvm_sched_clock_read+0x9/0x20
[  243.057032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.062573]  ? check_preemption_disabled+0x48/0x280
[  243.067596]  irq_exit+0x17f/0x1c0
[  243.071055]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.075891]  ? smp_reschedule_interrupt+0x109/0x650
[  243.080907]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.086785]  ? interrupt_entry+0xb5/0xc0
[  243.090841]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.095867]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.100880]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.105715]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.110736]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.115747]  ? task_prio+0x50/0x50
[  243.119301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.124853]  ? check_preemption_disabled+0x48/0x280
[  243.129872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.134724]  apic_timer_interrupt+0xf/0x20
[  243.138950]  </IRQ>
[  243.141183] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  243.146108] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  243.165000] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  243.172789] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  243.180054] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  243.187317] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  243.194581] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  243.201853] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  243.209150]  skb_clone+0x1bb/0x500
[  243.212690]  ? finish_task_switch+0x2f4/0x910
[  243.217180]  ? skb_split+0x11e0/0x11e0
[  243.221068]  ? preempt_notifier_register+0x200/0x200
[  243.226163]  ? __switch_to_asm+0x34/0x70
[  243.230216]  ? __switch_to_asm+0x34/0x70
[  243.234273]  ? __switch_to_asm+0x40/0x70
[  243.238431]  ? __switch_to_asm+0x34/0x70
[  243.242488]  ? __switch_to_asm+0x40/0x70
[  243.246540]  ? __switch_to_asm+0x34/0x70
[  243.250598]  ? __switch_to_asm+0x40/0x70
[  243.254651]  ? __switch_to_asm+0x34/0x70
[  243.258707]  ? __switch_to_asm+0x34/0x70
[  243.262759]  ? __switch_to_asm+0x40/0x70
[  243.266811]  ? __switch_to_asm+0x34/0x70
[  243.270880]  bpf_clone_redirect+0xb9/0x490
[  243.275110]  ? __schedule+0x8d7/0x21d0
[  243.278996]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  243.284014]  ? __sched_text_start+0x8/0x8
[  243.288158]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  243.292917]  ? find_held_lock+0x36/0x1c0
[  243.296980]  ? lock_acquire+0x1ed/0x520
[  243.300965]  ? bpf_test_run+0x3cb/0x780
[  243.304937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.310473]  ? check_preemption_disabled+0x48/0x280
[  243.315488]  ? kasan_check_read+0x11/0x20
[  243.319630]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  243.324902]  ? rcu_softirq_qs+0x20/0x20
[  243.328875]  ? preempt_schedule+0x4d/0x60
[  243.333022]  ? ___preempt_schedule+0x16/0x18
[  243.337432]  ? bpf_test_run+0x25d/0x780
[  243.341416]  ? netlink_diag_dump+0x2a0/0x2a0
[  243.345831]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.351368]  ? bpf_test_init.isra.10+0x70/0x100
[  243.356038]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  243.360798]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  243.365643]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  243.371174]  ? fput+0x130/0x1a0
[  243.374450]  ? __bpf_prog_get+0x9b/0x290
[  243.378508]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  243.383342]  ? bpf_prog_test_run+0x130/0x1a0
[  243.387751]  ? __x64_sys_bpf+0x3d8/0x520
[  243.391807]  ? bpf_prog_get+0x20/0x20
[  243.395623]  ? do_syscall_64+0x1b9/0x820
[  243.399676]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  243.405041]  ? syscall_return_slowpath+0x5e0/0x5e0
[  243.409964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.414803]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.419829]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  243.424848]  ? prepare_exit_to_usermode+0x291/0x3b0
[  243.429864]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.434710]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  243.440088] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  243.440149] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  243.446240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  243.452781] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  243.462044] Call Trace:
[  243.472511] syz-executor5 cpuset=syz5 mems_allowed=0
[  243.475077]  <IRQ>
[  243.482296]  dump_stack+0x244/0x39d
[  243.485926]  ? dump_stack_print_info.cold.1+0x20/0x20
[  243.491124]  warn_alloc.cold.116+0xb7/0x1bd
[  243.495458]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  243.500299]  ? lock_downgrade+0x900/0x900
[  243.504448]  ? trace_hardirqs_off+0xb8/0x310
[  243.508857]  ? trace_hardirqs_off+0xb8/0x310
[  243.513269]  __alloc_pages_slowpath+0x26e8/0x2e10
[  243.518172]  ? warn_alloc+0x120/0x120
[  243.521969]  ? print_usage_bug+0xc0/0xc0
[  243.526039]  ? warn_alloc+0x120/0x120
[  243.529847]  ? warn_alloc+0x120/0x120
[  243.533644]  ? print_usage_bug+0xc0/0xc0
[  243.537705]  ? print_usage_bug+0xc0/0xc0
[  243.541766]  ? __lock_acquire+0x62f/0x4c20
[  243.546000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.551536]  ? should_fail+0x22d/0xd01
[  243.555422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.560520]  ? __lock_acquire+0x62f/0x4c20
[  243.564759]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.569856]  ? __lock_acquire+0x62f/0x4c20
[  243.574089]  ? should_fail+0x22d/0xd01
[  243.577969]  ? find_held_lock+0x36/0x1c0
[  243.582035]  ? mark_held_locks+0x130/0x130
[  243.586272]  ? mark_held_locks+0x130/0x130
[  243.590500]  ? zap_class+0x640/0x640
[  243.594215]  ? zap_class+0x640/0x640
[  243.597929]  ? print_usage_bug+0xc0/0xc0
[  243.601998]  ? do_raw_spin_unlock+0xa7/0x330
[  243.606404]  ? zap_class+0x640/0x640
[  243.610112]  ? print_usage_bug+0xc0/0xc0
[  243.614167]  ? wq_watchdog_touch+0x9c/0xfe
[  243.618403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.623938]  ? check_preemption_disabled+0x48/0x280
[  243.628957]  ? __lock_is_held+0xb5/0x140
[  243.633016]  __alloc_pages_nodemask+0xa80/0xde0
[  243.637678]  ? zap_class+0x640/0x640
[  243.641391]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  243.646410]  ? find_held_lock+0x36/0x1c0
[  243.650472]  ? ____cache_alloc_node+0x1c7/0x1e0
[  243.655136]  ? lock_downgrade+0x900/0x900
[  243.659282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.664824]  cache_grow_begin+0xa5/0x8c0
[  243.668880]  ? do_raw_spin_unlock+0xa7/0x330
[  243.673294]  fallback_alloc+0x204/0x2e0
[  243.677267]  ____cache_alloc_node+0x1c7/0x1e0
[  243.681761]  kmem_cache_alloc_node+0xe3/0x730
[  243.686252]  ? ipv6_get_ifaddr+0x42e/0x620
[  243.690504]  __alloc_skb+0x119/0x770
[  243.694211]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  243.699484]  ? netdev_alloc_frag+0x1f0/0x1f0
[  243.703889]  ? lock_downgrade+0x900/0x900
[  243.708062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.713599]  ? refcount_sub_and_test_checked+0x203/0x310
[  243.719052]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  243.724496]  ? addrconf_rs_timer+0x690/0x690
[  243.728929]  ndisc_alloc_skb+0x144/0x340
[  243.733078]  ndisc_send_rs+0x331/0x6e0
[  243.737400]  addrconf_rs_timer+0x314/0x690
[  243.741635]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.745872]  call_timer_fn+0x272/0x920
[  243.749755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.753988]  ? process_timeout+0x40/0x40
[  243.758058]  ? mark_held_locks+0xc7/0x130
[  243.762201]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.766690]  ? _raw_spin_unlock_irq+0x27/0x80
[  243.771177]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.775407]  ? lockdep_hardirqs_on+0x296/0x5b0
[  243.779990]  ? trace_hardirqs_on+0xbd/0x310
[  243.784308]  ? kasan_check_read+0x11/0x20
[  243.788449]  ? __run_timers+0x7da/0xc70
[  243.792435]  ? trace_hardirqs_off_caller+0x310/0x310
[  243.797534]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.801769]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  243.806004]  __run_timers+0x7e5/0xc70
[  243.809813]  ? timer_fixup_init+0x70/0x70
[  243.813962]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.818989]  ? zap_class+0x640/0x640
[  243.822704]  ? print_usage_bug+0xc0/0xc0
[  243.826761]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  243.831957]  ? find_held_lock+0x36/0x1c0
[  243.836017]  ? zap_class+0x640/0x640
[  243.839736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.845268]  ? check_preemption_disabled+0x48/0x280
[  243.850286]  ? __lock_is_held+0xb5/0x140
[  243.854342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.859877]  ? check_preemption_disabled+0x48/0x280
[  243.864893]  run_timer_softirq+0x52/0xb0
[  243.868952]  ? rcu_read_lock_sched_held+0x14f/0x180
[  243.873963]  __do_softirq+0x308/0xb7e
[  243.877762]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  243.882276]  ? lock_downgrade+0x900/0x900
[  243.886423]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  243.891526]  ? pvclock_read_flags+0x160/0x160
[  243.896016]  ? lapic_next_event+0x5a/0x90
[  243.900161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.905708]  ? kvm_clock_read+0x18/0x30
[  243.909676]  ? kvm_sched_clock_read+0x9/0x20
[  243.914079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.919610]  ? check_preemption_disabled+0x48/0x280
[  243.924628]  irq_exit+0x17f/0x1c0
[  243.928081]  smp_apic_timer_interrupt+0x1cb/0x760
[  243.932919]  ? smp_call_function_single_interrupt+0x650/0x650
[  243.938804]  ? interrupt_entry+0xb5/0xc0
[  243.942864]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.947875]  ? trace_hardirqs_off_caller+0xbb/0x310
[  243.952889]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.957732]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.962741]  ? trace_hardirqs_on_caller+0x310/0x310
[  243.967760]  ? task_prio+0x50/0x50
[  243.971302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.976838]  ? check_preemption_disabled+0x48/0x280
[  243.981853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.986711]  apic_timer_interrupt+0xf/0x20
[  243.990932]  </IRQ>
[  243.993167] RIP: 0010:write_comp_data+0x1b/0x70
[  243.997848] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  244.016741] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  244.024465] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  244.031726] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  244.038991] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  244.046270] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  244.053533] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  244.060814]  ? do_shrink_slab+0x1c5/0xd30
[  244.064963]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.070333]  do_shrink_slab+0x1c5/0xd30
[  244.074311]  ? lock_acquire+0x1ed/0x520
[  244.078285]  ? snapshot_refaults+0x290/0x290
[  244.082688]  ? lock_release+0xa00/0xa00
[  244.086664]  ? perf_trace_sched_process_exec+0x860/0x860
[  244.092119]  ? down_read_trylock+0xda/0x140
[  244.096434]  ? shrink_slab+0x207/0x8c0
[  244.100314]  ? downgrade_write+0x270/0x270
[  244.104555]  shrink_slab+0x389/0x8c0
[  244.108262]  ? shrink_active_list+0x1f00/0x1f00
[  244.112931]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  244.118551]  ? kasan_check_read+0x11/0x20
[  244.122691]  ? do_raw_spin_unlock+0xa7/0x330
[  244.127098]  ? ___preempt_schedule+0x16/0x18
[  244.131509]  ? _raw_spin_unlock+0x3f/0x50
[  244.135656]  shrink_node+0x431/0x16b0
[  244.139453]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  244.144746]  ? shrink_node_memcg+0x18f0/0x18f0
[  244.149329]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  244.153909]  ? trace_hardirqs_on+0xbd/0x310
[  244.158226]  ? vmpressure+0x271/0x340
[  244.162025]  ? do_raw_spin_trylock+0x270/0x270
[  244.166627]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  244.172158]  ? __cpuset_node_allowed+0x19b/0x660
[  244.176909]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  244.182612]  ? vmpressure+0x1a2/0x340
[  244.186412]  do_try_to_free_pages+0x3e7/0x1290
[  244.191002]  ? zap_class+0x640/0x640
[  244.194727]  ? shrink_node+0x16b0/0x16b0
[  244.198789]  ? __lock_is_held+0xb5/0x140
[  244.202855]  try_to_free_pages+0x4d0/0xb90
[  244.207088]  ? do_try_to_free_pages+0x1290/0x1290
[  244.211937]  ? lock_acquire+0x1ed/0x520
[  244.215905]  ? set_page_refcounted+0x280/0x280
[  244.220487]  ? lock_release+0xa00/0xa00
[  244.224541]  ? _raw_spin_unlock_irq+0x60/0x80
[  244.229033]  ? psi_memstall_enter+0x240/0x2b0
[  244.233525]  ? psi_memstall_tick+0x230/0x230
[  244.237936]  __alloc_pages_slowpath+0xa14/0x2e10
[  244.242712]  ? warn_alloc+0x120/0x120
[  244.246514]  ? mark_held_locks+0x130/0x130
[  244.250756]  ? find_get_entry+0xaae/0x1120
[  244.254995]  ? filemap_map_pages+0x1a20/0x1a20
[  244.259579]  ? zap_class+0x640/0x640
[  244.263291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.268830]  ? check_preemption_disabled+0x48/0x280
[  244.273841]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.279373]  ? should_fail+0x22d/0xd01
[  244.283265]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.288364]  ? zap_class+0x640/0x640
[  244.292097]  ? __lock_is_held+0xb5/0x140
[  244.296160]  ? mark_held_locks+0x130/0x130
[  244.300406]  ? lock_release+0xa00/0xa00
[  244.304384]  ? perf_trace_sched_process_exec+0x860/0x860
[  244.309830]  ? xa_load+0x2ba/0x460
[  244.313367]  ? lock_downgrade+0x900/0x900
[  244.317512]  ? __might_sleep+0x95/0x190
[  244.321485]  __alloc_pages_nodemask+0xa80/0xde0
[  244.326153]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  244.331161]  ? __page_cache_alloc+0x191/0x5c0
[  244.335653]  ? xa_load+0x2e1/0x460
[  244.339193]  ? xa_clear_mark+0x40/0x40
[  244.343075]  ? zap_class+0x640/0x640
[  244.346792]  ? zap_class+0x640/0x640
[  244.350502]  ? zap_class+0x640/0x640
[  244.354209]  ? __do_page_cache_readahead+0x663/0x810
[  244.359310]  ? find_held_lock+0x36/0x1c0
[  244.363372]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  244.368927]  alloc_pages_current+0x173/0x350
[  244.373338]  __page_cache_alloc+0x38c/0x5c0
[  244.377653]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  244.382577]  ? kasan_check_read+0x11/0x20
[  244.386719]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  244.392004]  ? generic_perform_write+0x6a0/0x6a0
[  244.396761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.402294]  ? check_preemption_disabled+0x48/0x280
[  244.407312]  filemap_fault+0x1595/0x25f0
[  244.411378]  ? __lock_page_or_retry+0xa00/0xa00
[  244.416047]  ? mark_held_locks+0x130/0x130
[  244.420283]  ? filemap_map_pages+0xd6b/0x1a20
[  244.424773]  ? lock_downgrade+0x900/0x900
[  244.428918]  ? check_preemption_disabled+0x48/0x280
[  244.433935]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  244.438856]  ? kasan_check_read+0x11/0x20
[  244.443003]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  244.448272]  ? rcu_softirq_qs+0x20/0x20
[  244.452260]  ? filemap_map_pages+0xd92/0x1a20
[  244.456757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.462296]  ? find_get_entries_tag+0x1400/0x1400
[  244.467137]  ? __lock_acquire+0x62f/0x4c20
[  244.471390]  ? lock_acquire+0x1ed/0x520
[  244.475358]  ? ext4_filemap_fault+0x7a/0xad
[  244.479679]  ? lock_release+0xa00/0xa00
[  244.483645]  ? perf_trace_sched_process_exec+0x860/0x860
[  244.489094]  ? print_usage_bug+0xc0/0xc0
[  244.493153]  ? print_usage_bug+0xc0/0xc0
[  244.497219]  ? down_read+0x8d/0x120
[  244.500840]  ? ext4_filemap_fault+0x7a/0xad
[  244.505161]  ? __down_interruptible+0x700/0x700
[  244.509843]  ext4_filemap_fault+0x82/0xad
[  244.513992]  __do_fault+0x100/0x6b0
[  244.517618]  ? pmd_devmap_trans_unstable+0x220/0x220
[  244.522726]  ? mark_held_locks+0x130/0x130
[  244.526960]  ? mark_held_locks+0x130/0x130
[  244.531190]  ? find_held_lock+0x36/0x1c0
[  244.535256]  ? find_held_lock+0x36/0x1c0
[  244.539312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.544847]  __handle_mm_fault+0x3ea0/0x5be0
[  244.549254]  ? poll_select_copy_remaining+0x18c/0x6a0
[  244.554445]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  244.559288]  ? __might_fault+0x12b/0x1e0
[  244.563346]  ? lock_downgrade+0x900/0x900
[  244.567496]  ? zap_class+0x640/0x640
[  244.571218]  ? zap_class+0x640/0x640
[  244.574934]  ? find_held_lock+0x36/0x1c0
[  244.579006]  ? handle_mm_fault+0x42a/0xc70
[  244.583234]  ? lock_downgrade+0x900/0x900
[  244.587888]  ? check_preemption_disabled+0x48/0x280
[  244.592909]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  244.597835]  ? kasan_check_read+0x11/0x20
[  244.601985]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  244.607256]  ? rcu_softirq_qs+0x20/0x20
[  244.611225]  ? trace_hardirqs_off_caller+0x310/0x310
[  244.616329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.621865]  ? check_preemption_disabled+0x48/0x280
[  244.626887]  handle_mm_fault+0x54f/0xc70
[  244.630948]  ? __handle_mm_fault+0x5be0/0x5be0
[  244.635533]  ? find_vma+0x34/0x190
[  244.639075]  __do_page_fault+0x5e8/0xe60
[  244.643132]  ? trace_hardirqs_off+0xb8/0x310
[  244.647546]  do_page_fault+0xf2/0x7e0
[  244.651345]  ? vmalloc_sync_all+0x30/0x30
[  244.655492]  ? error_entry+0x70/0xd0
[  244.659205]  ? trace_hardirqs_off_caller+0xbb/0x310
[  244.664218]  ? trace_hardirqs_on_caller+0xc0/0x310
[  244.669141]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.674067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.678904]  ? trace_hardirqs_on_caller+0x310/0x310
[  244.683917]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.689365]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  244.694380]  ? prepare_exit_to_usermode+0x291/0x3b0
[  244.699392]  ? page_fault+0x8/0x30
[  244.702930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.707770]  ? page_fault+0x8/0x30
[  244.711302]  page_fault+0x1e/0x30
[  244.714765] RIP: 0033:0x7f30b3a05dd3
[  244.718507] Code: Bad RIP value.
[  244.721866] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  244.727223] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  244.734490] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  244.741755] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  244.749021] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  244.756608] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  244.763892] warn_alloc_show_mem: 1 callbacks suppressed
[  244.763902] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  244.763904] Mem-Info:
[  244.763936] active_anon:48525 inactive_anon:197 isolated_anon:0
[  244.763936]  active_file:12 inactive_file:12 isolated_file:0
[  244.763936]  unevictable:0 dirty:0 writeback:0 unstable:0
[  244.763936]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  244.763936]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  244.763936]  free:13677 free_pcp:357 free_cma:0
[  244.769264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.776445] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  244.778832] Call Trace:
[  244.811692] 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
[  244.821037]  <IRQ>
[  244.848508] lowmem_reserve[]: 0 2818 6321 6321
[  244.851092]  dump_stack+0x244/0x39d
[  244.877167] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  244.879313]  ? dump_stack_print_info.cold.1+0x20/0x20
[  244.883861] lowmem_reserve[]: 0 0 3503 3503
[  244.887495]  warn_alloc.cold.116+0xb7/0x1bd
[  244.915043] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  244.920225]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  244.924516] lowmem_reserve[]: 0 0 0 0
[  244.928832]  ? lock_downgrade+0x900/0x900
[  244.957773] 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
[  244.962612]  ? trace_hardirqs_off+0xb8/0x310
[  244.966379] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  244.970605]  ? trace_hardirqs_off+0xb8/0x310
[  244.984095] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  244.988498]  __alloc_pages_slowpath+0x26e8/0x2e10
[  245.003815] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  245.008232]  ? warn_alloc+0x120/0x120
[  245.022751] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  245.027578]  ? print_usage_bug+0xc0/0xc0
[  245.036383] 268 total pagecache pages
[  245.040170]  ? warn_alloc+0x120/0x120
[  245.048725] 0 pages in swap cache
[  245.052765]  ? warn_alloc+0x120/0x120
[  245.056538] Swap cache stats: add 0, delete 0, find 0/0
[  245.060320]  ? print_usage_bug+0xc0/0xc0
[  245.063742] Free swap  = 0kB
[  245.067531]  ? kvm_clock_read+0x18/0x30
[  245.072865] Total swap = 0kB
[  245.076915]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  245.079904] 1965979 pages RAM
[  245.083885]  ? print_usage_bug+0xc0/0xc0
[  245.086874] 0 pages HighMem/MovableOnly
[  245.091875]  ? __lock_acquire+0x62f/0x4c20
[  245.094945] 342853 pages reserved
[  245.094952] 0 pages cma reserved
[  245.099008]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.103023] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  245.107175]  ? should_fail+0x22d/0xd01
[  245.110686] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  245.113952]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.119462] init cpuset=/ mems_allowed=0
[  245.125946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.153891]  ? __lock_acquire+0x62f/0x4c20
[  245.158129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.163229]  ? __lock_acquire+0x62f/0x4c20
[  245.167458]  ? should_fail+0x22d/0xd01
[  245.171337]  ? rcu_irq_exit+0x1a2/0x390
[  245.175316]  ? mark_held_locks+0x130/0x130
[  245.179551]  ? mark_held_locks+0x130/0x130
[  245.183790]  ? mark_held_locks+0xc7/0x130
[  245.187935]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  245.192948]  ? zap_class+0x640/0x640
[  245.196668]  ? print_usage_bug+0xc0/0xc0
[  245.200762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.206304]  ? check_preemption_disabled+0x48/0x280
[  245.211323]  ? __lock_is_held+0xb5/0x140
[  245.215387]  __alloc_pages_nodemask+0xa80/0xde0
[  245.220054]  ? zap_class+0x640/0x640
[  245.223771]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  245.228807]  ? find_held_lock+0x36/0x1c0
[  245.232872]  ? ____cache_alloc_node+0x1c7/0x1e0
[  245.237536]  ? lock_downgrade+0x900/0x900
[  245.241690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.247357]  cache_grow_begin+0xa5/0x8c0
[  245.251420]  ? do_raw_spin_unlock+0xa7/0x330
[  245.255828]  fallback_alloc+0x204/0x2e0
[  245.259801]  ____cache_alloc_node+0x1c7/0x1e0
[  245.264294]  kmem_cache_alloc_node+0xe3/0x730
[  245.268786]  ? ipv6_get_ifaddr+0x42e/0x620
[  245.273026]  __alloc_skb+0x119/0x770
[  245.276755]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.282030]  ? netdev_alloc_frag+0x1f0/0x1f0
[  245.286445]  ? lock_downgrade+0x900/0x900
[  245.290593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.296128]  ? refcount_sub_and_test_checked+0x203/0x310
[  245.301590]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  245.307035]  ? addrconf_rs_timer+0x690/0x690
[  245.311454]  ndisc_alloc_skb+0x144/0x340
[  245.315517]  ndisc_send_rs+0x331/0x6e0
[  245.319406]  addrconf_rs_timer+0x314/0x690
[  245.323645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.327895]  call_timer_fn+0x272/0x920
[  245.331775]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.336009]  ? process_timeout+0x40/0x40
[  245.340070]  ? __run_timers+0x7da/0xc70
[  245.344045]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.348534]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.353036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.357265]  ? lockdep_hardirqs_on+0x296/0x5b0
[  245.361843]  ? trace_hardirqs_on+0xbd/0x310
[  245.366159]  ? kasan_check_read+0x11/0x20
[  245.370299]  ? __run_timers+0x7da/0xc70
[  245.374270]  ? trace_hardirqs_off_caller+0x310/0x310
[  245.379372]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.383608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.387942]  __run_timers+0x7e5/0xc70
[  245.391756]  ? timer_fixup_init+0x70/0x70
[  245.395904]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.400919]  ? zap_class+0x640/0x640
[  245.404631]  ? enqueue_hrtimer+0x1a5/0x560
[  245.408868]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  245.414056]  ? find_held_lock+0x36/0x1c0
[  245.418117]  ? zap_class+0x640/0x640
[  245.421827]  ? pvclock_read_flags+0x160/0x160
[  245.426324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.431856]  ? check_preemption_disabled+0x48/0x280
[  245.436874]  ? __lock_is_held+0xb5/0x140
[  245.440932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.446466]  ? check_preemption_disabled+0x48/0x280
[  245.451481]  run_timer_softirq+0x52/0xb0
[  245.455540]  ? rcu_read_lock_sched_held+0x14f/0x180
[  245.460555]  __do_softirq+0x308/0xb7e
[  245.464356]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  245.468845]  ? lock_downgrade+0x900/0x900
[  245.472995]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  245.478102]  ? pvclock_read_flags+0x160/0x160
[  245.482596]  ? lapic_next_event+0x5a/0x90
[  245.486739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.492275]  ? kvm_clock_read+0x18/0x30
[  245.496246]  ? kvm_sched_clock_read+0x9/0x20
[  245.500656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.506201]  ? check_preemption_disabled+0x48/0x280
[  245.511221]  irq_exit+0x17f/0x1c0
[  245.514670]  smp_apic_timer_interrupt+0x1cb/0x760
[  245.519508]  ? smp_reschedule_interrupt+0x109/0x650
[  245.524522]  ? smp_call_function_single_interrupt+0x650/0x650
[  245.530405]  ? interrupt_entry+0xb5/0xc0
[  245.534463]  ? trace_hardirqs_off_caller+0xbb/0x310
[  245.539477]  ? trace_hardirqs_off_caller+0xbb/0x310
[  245.544489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.549330]  ? trace_hardirqs_on_caller+0x310/0x310
[  245.554341]  ? trace_hardirqs_on_caller+0x310/0x310
[  245.559354]  ? task_prio+0x50/0x50
[  245.562890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.568423]  ? check_preemption_disabled+0x48/0x280
[  245.573441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.578284]  apic_timer_interrupt+0xf/0x20
[  245.582506]  </IRQ>
[  245.584740] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  245.589667] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  245.608561] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  245.616261] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  245.623527] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  245.630804] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  245.638064] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  245.645326] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  245.652631]  skb_clone+0x1bb/0x500
[  245.656180]  ? finish_task_switch+0x2f4/0x910
[  245.660672]  ? skb_split+0x11e0/0x11e0
[  245.664559]  ? preempt_notifier_register+0x200/0x200
[  245.669659]  ? __switch_to_asm+0x34/0x70
[  245.673721]  ? __switch_to_asm+0x34/0x70
[  245.677776]  ? __switch_to_asm+0x40/0x70
[  245.681839]  ? __switch_to_asm+0x34/0x70
[  245.685895]  ? __switch_to_asm+0x40/0x70
[  245.689947]  ? __switch_to_asm+0x34/0x70
[  245.694004]  ? __switch_to_asm+0x40/0x70
[  245.698054]  ? __switch_to_asm+0x34/0x70
[  245.702113]  ? __switch_to_asm+0x34/0x70
[  245.706170]  ? __switch_to_asm+0x40/0x70
[  245.710222]  ? __switch_to_asm+0x34/0x70
[  245.714283]  bpf_clone_redirect+0xb9/0x490
[  245.718514]  ? __schedule+0x8d7/0x21d0
[  245.722405]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  245.727419]  ? __sched_text_start+0x8/0x8
[  245.731567]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  245.736329]  ? find_held_lock+0x36/0x1c0
[  245.740406]  ? lock_acquire+0x1ed/0x520
[  245.744383]  ? bpf_test_run+0x3cb/0x780
[  245.748367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.753906]  ? check_preemption_disabled+0x48/0x280
[  245.758924]  ? kasan_check_read+0x11/0x20
[  245.763068]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  245.768339]  ? rcu_softirq_qs+0x20/0x20
[  245.772313]  ? preempt_schedule+0x4d/0x60
[  245.776457]  ? ___preempt_schedule+0x16/0x18
[  245.780873]  ? bpf_test_run+0x25d/0x780
[  245.784853]  ? netlink_diag_dump+0x2a0/0x2a0
[  245.789259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.794790]  ? bpf_test_init.isra.10+0x70/0x100
[  245.799459]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  245.804222]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  245.809061]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  245.814592]  ? fput+0x130/0x1a0
[  245.817873]  ? __bpf_prog_get+0x9b/0x290
[  245.821932]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  245.826769]  ? bpf_prog_test_run+0x130/0x1a0
[  245.831176]  ? __x64_sys_bpf+0x3d8/0x520
[  245.835232]  ? bpf_prog_get+0x20/0x20
[  245.839045]  ? do_syscall_64+0x1b9/0x820
[  245.843102]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  245.848465]  ? syscall_return_slowpath+0x5e0/0x5e0
[  245.853391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.858231]  ? trace_hardirqs_on_caller+0x310/0x310
[  245.863244]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  245.868260]  ? prepare_exit_to_usermode+0x291/0x3b0
[  245.873277]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.878121]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  245.883495] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  245.883562] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  245.889636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  245.889641] Call Trace:
[  245.889647]  <IRQ>
[  245.889663]  dump_stack+0x244/0x39d
[  245.889682]  ? dump_stack_print_info.cold.1+0x20/0x20
[  245.896194] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  245.905501]  warn_alloc.cold.116+0xb7/0x1bd
[  245.908053] syz-executor5 cpuset=syz5 mems_allowed=0
[  245.910192]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  245.943663]  ? lock_downgrade+0x900/0x900
[  245.947813]  ? trace_hardirqs_off+0xb8/0x310
[  245.952222]  ? trace_hardirqs_off+0xb8/0x310
[  245.956632]  __alloc_pages_slowpath+0x26e8/0x2e10
[  245.961492]  ? warn_alloc+0x120/0x120
[  245.965293]  ? print_usage_bug+0xc0/0xc0
[  245.969351]  ? warn_alloc+0x120/0x120
[  245.973153]  ? warn_alloc+0x120/0x120
[  245.976956]  ? print_usage_bug+0xc0/0xc0
[  245.981010]  ? kvm_clock_read+0x18/0x30
[  245.984983]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  245.989996]  ? print_usage_bug+0xc0/0xc0
[  245.994053]  ? __lock_acquire+0x62f/0x4c20
[  245.998287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.003822]  ? should_fail+0x22d/0xd01
[  246.007716]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.012991]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.018086]  ? __lock_acquire+0x62f/0x4c20
[  246.022319]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.027413]  ? __lock_acquire+0x62f/0x4c20
[  246.031642]  ? should_fail+0x22d/0xd01
[  246.035521]  ? rcu_irq_exit+0x1a2/0x390
[  246.039498]  ? mark_held_locks+0x130/0x130
[  246.043730]  ? mark_held_locks+0x130/0x130
[  246.047968]  ? mark_held_locks+0xc7/0x130
[  246.052112]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  246.057129]  ? zap_class+0x640/0x640
[  246.060840]  ? print_usage_bug+0xc0/0xc0
[  246.064903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.070437]  ? check_preemption_disabled+0x48/0x280
[  246.075459]  ? __lock_is_held+0xb5/0x140
[  246.079521]  __alloc_pages_nodemask+0xa80/0xde0
[  246.084182]  ? zap_class+0x640/0x640
[  246.087896]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  246.092918]  ? find_held_lock+0x36/0x1c0
[  246.097001]  ? ____cache_alloc_node+0x1c7/0x1e0
[  246.101670]  ? lock_downgrade+0x900/0x900
[  246.105817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.111359]  cache_grow_begin+0xa5/0x8c0
[  246.115416]  ? do_raw_spin_unlock+0xa7/0x330
[  246.119824]  fallback_alloc+0x204/0x2e0
[  246.123805]  ____cache_alloc_node+0x1c7/0x1e0
[  246.128300]  kmem_cache_alloc_node+0xe3/0x730
[  246.132791]  ? ipv6_get_ifaddr+0x42e/0x620
[  246.137032]  __alloc_skb+0x119/0x770
[  246.140738]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.146012]  ? netdev_alloc_frag+0x1f0/0x1f0
[  246.150414]  ? lock_downgrade+0x900/0x900
[  246.154568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.160104]  ? refcount_sub_and_test_checked+0x203/0x310
[  246.165549]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  246.170999]  ? addrconf_rs_timer+0x690/0x690
[  246.175428]  ndisc_alloc_skb+0x144/0x340
[  246.179501]  ndisc_send_rs+0x331/0x6e0
[  246.183386]  addrconf_rs_timer+0x314/0x690
[  246.187622]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.191866]  call_timer_fn+0x272/0x920
[  246.195747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.199980]  ? process_timeout+0x40/0x40
[  246.204041]  ? mark_held_locks+0xc7/0x130
[  246.208200]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.212694]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.217185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.221422]  ? lockdep_hardirqs_on+0x296/0x5b0
[  246.226000]  ? trace_hardirqs_on+0xbd/0x310
[  246.230315]  ? kasan_check_read+0x11/0x20
[  246.234457]  ? __run_timers+0x7da/0xc70
[  246.238426]  ? trace_hardirqs_off_caller+0x310/0x310
[  246.243527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.247771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.252000]  __run_timers+0x7e5/0xc70
[  246.255805]  ? timer_fixup_init+0x70/0x70
[  246.259951]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  246.264962]  ? zap_class+0x640/0x640
[  246.268677]  ? print_usage_bug+0xc0/0xc0
[  246.272738]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  246.277930]  ? find_held_lock+0x36/0x1c0
[  246.281992]  ? zap_class+0x640/0x640
[  246.285706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.291237]  ? check_preemption_disabled+0x48/0x280
[  246.296255]  ? __lock_is_held+0xb5/0x140
[  246.300315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.305853]  ? check_preemption_disabled+0x48/0x280
[  246.310869]  run_timer_softirq+0x52/0xb0
[  246.314925]  ? rcu_read_lock_sched_held+0x14f/0x180
[  246.319954]  __do_softirq+0x308/0xb7e
[  246.323750]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  246.328238]  ? lock_downgrade+0x900/0x900
[  246.332387]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  246.337929]  ? pvclock_read_flags+0x160/0x160
[  246.342419]  ? lapic_next_event+0x5a/0x90
[  246.346575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.352113]  ? kvm_clock_read+0x18/0x30
[  246.356080]  ? kvm_sched_clock_read+0x9/0x20
[  246.360490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.366025]  ? check_preemption_disabled+0x48/0x280
[  246.371041]  irq_exit+0x17f/0x1c0
[  246.374492]  smp_apic_timer_interrupt+0x1cb/0x760
[  246.379330]  ? smp_call_function_single_interrupt+0x650/0x650
[  246.385208]  ? interrupt_entry+0xb5/0xc0
[  246.389265]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.394370]  ? trace_hardirqs_off_caller+0xbb/0x310
[  246.399381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.404232]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.409245]  ? trace_hardirqs_on_caller+0x310/0x310
[  246.414259]  ? task_prio+0x50/0x50
[  246.417794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.423332]  ? check_preemption_disabled+0x48/0x280
[  246.428349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.433194]  apic_timer_interrupt+0xf/0x20
[  246.437420]  </IRQ>
[  246.439651] RIP: 0010:write_comp_data+0x1b/0x70
[  246.444317] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  246.463210] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  246.470915] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  246.478176] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  246.485525] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  246.492793] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  246.500059] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  246.507334]  ? do_shrink_slab+0x1c5/0xd30
[  246.511485]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.516843]  do_shrink_slab+0x1c5/0xd30
[  246.520833]  ? lock_acquire+0x1ed/0x520
[  246.524810]  ? snapshot_refaults+0x290/0x290
[  246.529214]  ? lock_release+0xa00/0xa00
[  246.533187]  ? perf_trace_sched_process_exec+0x860/0x860
[  246.538644]  ? down_read_trylock+0xda/0x140
[  246.542956]  ? shrink_slab+0x207/0x8c0
[  246.546841]  ? downgrade_write+0x270/0x270
[  246.551079]  shrink_slab+0x389/0x8c0
[  246.554789]  ? shrink_active_list+0x1f00/0x1f00
[  246.559463]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  246.565171]  ? kasan_check_read+0x11/0x20
[  246.569313]  ? do_raw_spin_unlock+0xa7/0x330
[  246.573722]  ? ___preempt_schedule+0x16/0x18
[  246.578137]  ? _raw_spin_unlock+0x3f/0x50
[  246.582290]  shrink_node+0x431/0x16b0
[  246.586592]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  246.591889]  ? shrink_node_memcg+0x18f0/0x18f0
[  246.596562]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  246.601141]  ? trace_hardirqs_on+0xbd/0x310
[  246.605456]  ? vmpressure+0x271/0x340
[  246.609255]  ? do_raw_spin_trylock+0x270/0x270
[  246.613837]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  246.619370]  ? __cpuset_node_allowed+0x19b/0x660
[  246.624122]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  246.629833]  ? vmpressure+0x1a2/0x340
[  246.633634]  do_try_to_free_pages+0x3e7/0x1290
[  246.638209]  ? zap_class+0x640/0x640
[  246.641929]  ? shrink_node+0x16b0/0x16b0
[  246.645987]  ? __lock_is_held+0xb5/0x140
[  246.650055]  try_to_free_pages+0x4d0/0xb90
[  246.654289]  ? do_try_to_free_pages+0x1290/0x1290
[  246.659136]  ? lock_acquire+0x1ed/0x520
[  246.663104]  ? set_page_refcounted+0x280/0x280
[  246.667687]  ? lock_release+0xa00/0xa00
[  246.671657]  ? _raw_spin_unlock_irq+0x60/0x80
[  246.676147]  ? psi_memstall_enter+0x240/0x2b0
[  246.680638]  ? psi_memstall_tick+0x230/0x230
[  246.685061]  __alloc_pages_slowpath+0xa14/0x2e10
[  246.689839]  ? warn_alloc+0x120/0x120
[  246.693635]  ? mark_held_locks+0x130/0x130
[  246.697868]  ? find_get_entry+0xaae/0x1120
[  246.702109]  ? filemap_map_pages+0x1a20/0x1a20
[  246.706692]  ? zap_class+0x640/0x640
[  246.710409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.715941]  ? check_preemption_disabled+0x48/0x280
[  246.720951]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.726482]  ? should_fail+0x22d/0xd01
[  246.730469]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.735570]  ? zap_class+0x640/0x640
[  246.739304]  ? __lock_is_held+0xb5/0x140
[  246.743365]  ? mark_held_locks+0x130/0x130
[  246.747597]  ? lock_release+0xa00/0xa00
[  246.751568]  ? perf_trace_sched_process_exec+0x860/0x860
[  246.757290]  ? xa_load+0x2ba/0x460
[  246.760835]  ? lock_downgrade+0x900/0x900
[  246.764982]  ? __might_sleep+0x95/0x190
[  246.768954]  __alloc_pages_nodemask+0xa80/0xde0
[  246.773622]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  246.778638]  ? __page_cache_alloc+0x191/0x5c0
[  246.783130]  ? xa_load+0x2e1/0x460
[  246.786665]  ? xa_clear_mark+0x40/0x40
[  246.790559]  ? zap_class+0x640/0x640
[  246.794273]  ? zap_class+0x640/0x640
[  246.797981]  ? zap_class+0x640/0x640
[  246.801688]  ? __do_page_cache_readahead+0x663/0x810
[  246.806806]  ? find_held_lock+0x36/0x1c0
[  246.810870]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  246.816411]  alloc_pages_current+0x173/0x350
[  246.820823]  __page_cache_alloc+0x38c/0x5c0
[  246.825140]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  246.830075]  ? kasan_check_read+0x11/0x20
[  246.834218]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.839492]  ? generic_perform_write+0x6a0/0x6a0
[  246.844247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.849785]  ? check_preemption_disabled+0x48/0x280
[  246.854804]  filemap_fault+0x1595/0x25f0
[  246.858872]  ? __lock_page_or_retry+0xa00/0xa00
[  246.863546]  ? mark_held_locks+0x130/0x130
[  246.867790]  ? filemap_map_pages+0xd6b/0x1a20
[  246.872281]  ? lock_downgrade+0x900/0x900
[  246.876427]  ? check_preemption_disabled+0x48/0x280
[  246.881438]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  246.886377]  ? kasan_check_read+0x11/0x20
[  246.890525]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  246.895797]  ? rcu_softirq_qs+0x20/0x20
[  246.899788]  ? filemap_map_pages+0xd92/0x1a20
[  246.904280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.909818]  ? find_get_entries_tag+0x1400/0x1400
[  246.914658]  ? __lock_acquire+0x62f/0x4c20
[  246.918898]  ? lock_acquire+0x1ed/0x520
[  246.922865]  ? ext4_filemap_fault+0x7a/0xad
[  246.927186]  ? lock_release+0xa00/0xa00
[  246.931155]  ? perf_trace_sched_process_exec+0x860/0x860
[  246.936602]  ? print_usage_bug+0xc0/0xc0
[  246.940673]  ? print_usage_bug+0xc0/0xc0
[  246.944739]  ? down_read+0x8d/0x120
[  246.948364]  ? ext4_filemap_fault+0x7a/0xad
[  246.952681]  ? __down_interruptible+0x700/0x700
[  246.957355]  ext4_filemap_fault+0x82/0xad
[  246.961498]  __do_fault+0x100/0x6b0
[  246.965129]  ? pmd_devmap_trans_unstable+0x220/0x220
[  246.970230]  ? mark_held_locks+0x130/0x130
[  246.974462]  ? mark_held_locks+0x130/0x130
[  246.978700]  ? find_held_lock+0x36/0x1c0
[  246.982759]  ? find_held_lock+0x36/0x1c0
[  246.986825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.992360]  __handle_mm_fault+0x3ea0/0x5be0
[  246.996770]  ? poll_select_copy_remaining+0x18c/0x6a0
[  247.001965]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  247.006812]  ? __might_fault+0x12b/0x1e0
[  247.010868]  ? lock_downgrade+0x900/0x900
[  247.015019]  ? zap_class+0x640/0x640
[  247.018725]  ? zap_class+0x640/0x640
[  247.022456]  ? find_held_lock+0x36/0x1c0
[  247.026538]  ? handle_mm_fault+0x42a/0xc70
[  247.030775]  ? lock_downgrade+0x900/0x900
[  247.034915]  ? check_preemption_disabled+0x48/0x280
[  247.039926]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  247.044851]  ? kasan_check_read+0x11/0x20
[  247.048994]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  247.054262]  ? rcu_softirq_qs+0x20/0x20
[  247.058235]  ? trace_hardirqs_off_caller+0x310/0x310
[  247.063333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.068864]  ? check_preemption_disabled+0x48/0x280
[  247.073881]  handle_mm_fault+0x54f/0xc70
[  247.077938]  ? __handle_mm_fault+0x5be0/0x5be0
[  247.082525]  ? find_vma+0x34/0x190
[  247.086066]  __do_page_fault+0x5e8/0xe60
[  247.090120]  ? trace_hardirqs_off+0xb8/0x310
[  247.094534]  do_page_fault+0xf2/0x7e0
[  247.098336]  ? vmalloc_sync_all+0x30/0x30
[  247.102481]  ? error_entry+0x70/0xd0
[  247.106195]  ? trace_hardirqs_off_caller+0xbb/0x310
[  247.111206]  ? trace_hardirqs_on_caller+0xc0/0x310
[  247.116129]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.121054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.125894]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.130907]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.136353]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  247.141366]  ? prepare_exit_to_usermode+0x291/0x3b0
[  247.146376]  ? page_fault+0x8/0x30
[  247.149912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.154756]  ? page_fault+0x8/0x30
[  247.158292]  page_fault+0x1e/0x30
[  247.161738] RIP: 0033:0x7f30b3a05dd3
[  247.165464] Code: Bad RIP value.
[  247.168828] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  247.174184] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  247.181446] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  247.188708] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  247.195970] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  247.203233] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  247.210521] warn_alloc_show_mem: 1 callbacks suppressed
[  247.210530] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  247.210532] Mem-Info:
[  247.210560] active_anon:48525 inactive_anon:197 isolated_anon:0
[  247.210560]  active_file:12 inactive_file:12 isolated_file:0
[  247.210560]  unevictable:0 dirty:0 writeback:0 unstable:0
[  247.210560]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  247.210560]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  247.210560]  free:13677 free_pcp:357 free_cma:0
[  247.215892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.215899] Call Trace:
[  247.223085] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  247.225478]  <IRQ>
[  247.258343] 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
[  247.267694]  dump_stack+0x244/0x39d
[  247.270250] lowmem_reserve[]: 0 2818 6321 6321
[  247.297740]  ? dump_stack_print_info.cold.1+0x20/0x20
[  247.299865] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  247.325970]  warn_alloc.cold.116+0xb7/0x1bd
[  247.329571] lowmem_reserve[]: 0 0 3503 3503
[  247.334151]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.339310] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  247.366894]  ? lock_downgrade+0x900/0x900
[  247.371179] lowmem_reserve[]: 0 0 0 0
[  247.375500]  ? trace_hardirqs_off+0xb8/0x310
[  247.380312] 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
[  247.409279]  ? trace_hardirqs_off+0xb8/0x310
[  247.413398] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  247.417193]  __alloc_pages_slowpath+0x26e8/0x2e10
[  247.421571] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  247.435106]  ? warn_alloc+0x120/0x120
[  247.439478] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  247.454809]  ? print_usage_bug+0xc0/0xc0
[  247.459626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  247.474192]  ? warn_alloc+0x120/0x120
[  247.477966] 268 total pagecache pages
[  247.486791]  ? warn_alloc+0x120/0x120
[  247.490844] 0 pages in swap cache
[  247.499399]  ? print_usage_bug+0xc0/0xc0
[  247.503175] Swap cache stats: add 0, delete 0, find 0/0
[  247.506963]  ? print_usage_bug+0xc0/0xc0
[  247.510736] Free swap  = 0kB
[  247.514177]  ? __lock_acquire+0x62f/0x4c20
[  247.518206] Total swap = 0kB
[  247.518214] 1965979 pages RAM
[  247.523569]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.527602] 0 pages HighMem/MovableOnly
[  247.530607]  ? should_fail+0x22d/0xd01
[  247.534909] 342853 pages reserved
[  247.534916] 0 pages cma reserved
[  247.537922]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.541070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.546526]  ? __lock_acquire+0x62f/0x4c20
[  247.550557] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.554358]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.557780] init cpuset=/ mems_allowed=0
[  247.561133]  ? __lock_acquire+0x62f/0x4c20
[  247.599925]  ? should_fail+0x22d/0xd01
[  247.603809]  ? find_held_lock+0x36/0x1c0
[  247.607872]  ? mark_held_locks+0x130/0x130
[  247.612109]  ? mark_held_locks+0x130/0x130
[  247.616336]  ? zap_class+0x640/0x640
[  247.620044]  ? zap_class+0x640/0x640
[  247.623757]  ? print_usage_bug+0xc0/0xc0
[  247.627811]  ? do_raw_spin_unlock+0xa7/0x330
[  247.632219]  ? zap_class+0x640/0x640
[  247.635927]  ? print_usage_bug+0xc0/0xc0
[  247.639980]  ? wq_watchdog_touch+0x9c/0xfe
[  247.644217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.649751]  ? check_preemption_disabled+0x48/0x280
[  247.654778]  ? __lock_is_held+0xb5/0x140
[  247.658838]  __alloc_pages_nodemask+0xa80/0xde0
[  247.663502]  ? zap_class+0x640/0x640
[  247.667218]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  247.672245]  ? find_held_lock+0x36/0x1c0
[  247.676327]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.680993]  ? lock_downgrade+0x900/0x900
[  247.685141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.690683]  cache_grow_begin+0xa5/0x8c0
[  247.694737]  ? do_raw_spin_unlock+0xa7/0x330
[  247.699151]  fallback_alloc+0x204/0x2e0
[  247.703129]  ____cache_alloc_node+0x1c7/0x1e0
[  247.707623]  kmem_cache_alloc_node+0xe3/0x730
[  247.712129]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.716369]  __alloc_skb+0x119/0x770
[  247.720077]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  247.725351]  ? netdev_alloc_frag+0x1f0/0x1f0
[  247.729753]  ? lock_downgrade+0x900/0x900
[  247.733905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.739436]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.744892]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.750340]  ? addrconf_rs_timer+0x690/0x690
[  247.754756]  ndisc_alloc_skb+0x144/0x340
[  247.758817]  ndisc_send_rs+0x331/0x6e0
[  247.762702]  addrconf_rs_timer+0x314/0x690
[  247.766940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.771177]  call_timer_fn+0x272/0x920
[  247.775061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.779288]  ? process_timeout+0x40/0x40
[  247.783348]  ? __run_timers+0x7da/0xc70
[  247.787319]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.791808]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.796298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.800531]  ? lockdep_hardirqs_on+0x296/0x5b0
[  247.805112]  ? trace_hardirqs_on+0xbd/0x310
[  247.810115]  ? kasan_check_read+0x11/0x20
[  247.814257]  ? __run_timers+0x7da/0xc70
[  247.818228]  ? trace_hardirqs_off_caller+0x310/0x310
[  247.823328]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.827564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.831793]  __run_timers+0x7e5/0xc70
[  247.835599]  ? timer_fixup_init+0x70/0x70
[  247.839745]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.844756]  ? zap_class+0x640/0x640
[  247.848469]  ? enqueue_hrtimer+0x1a5/0x560
[  247.852701]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.857890]  ? find_held_lock+0x36/0x1c0
[  247.861951]  ? zap_class+0x640/0x640
[  247.865666]  ? pvclock_read_flags+0x160/0x160
[  247.870158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.875696]  ? check_preemption_disabled+0x48/0x280
[  247.880719]  ? __lock_is_held+0xb5/0x140
[  247.884779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.890314]  ? check_preemption_disabled+0x48/0x280
[  247.895328]  run_timer_softirq+0x52/0xb0
[  247.899384]  ? rcu_read_lock_sched_held+0x14f/0x180
[  247.904395]  __do_softirq+0x308/0xb7e
[  247.908202]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  247.912693]  ? lock_downgrade+0x900/0x900
[  247.916840]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  247.921948]  ? pvclock_read_flags+0x160/0x160
[  247.926451]  ? lapic_next_event+0x5a/0x90
[  247.930597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.936134]  ? kvm_clock_read+0x18/0x30
[  247.940103]  ? kvm_sched_clock_read+0x9/0x20
[  247.944512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.950047]  ? check_preemption_disabled+0x48/0x280
[  247.955065]  irq_exit+0x17f/0x1c0
[  247.958513]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.963353]  ? smp_reschedule_interrupt+0x109/0x650
[  247.968364]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.974246]  ? interrupt_entry+0xb5/0xc0
[  247.978304]  ? trace_hardirqs_off_caller+0xbb/0x310
[  247.983327]  ? trace_hardirqs_off_caller+0xbb/0x310
[  247.988343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.993189]  ? trace_hardirqs_on_caller+0x310/0x310
[  247.998207]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.003218]  ? task_prio+0x50/0x50
[  248.006754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.012372]  ? check_preemption_disabled+0x48/0x280
[  248.017386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.022238]  apic_timer_interrupt+0xf/0x20
[  248.026459]  </IRQ>
[  248.028694] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  248.033637] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  248.052707] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  248.060418] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  248.067686] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  248.074951] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  248.082212] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  248.089477] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  248.096774]  skb_clone+0x1bb/0x500
[  248.100310]  ? finish_task_switch+0x2f4/0x910
[  248.104800]  ? skb_split+0x11e0/0x11e0
[  248.108688]  ? preempt_notifier_register+0x200/0x200
[  248.113785]  ? __switch_to_asm+0x34/0x70
[  248.117840]  ? __switch_to_asm+0x34/0x70
[  248.121895]  ? __switch_to_asm+0x40/0x70
[  248.125948]  ? __switch_to_asm+0x34/0x70
[  248.130001]  ? __switch_to_asm+0x40/0x70
[  248.134054]  ? __switch_to_asm+0x34/0x70
[  248.138111]  ? __switch_to_asm+0x40/0x70
[  248.142170]  ? __switch_to_asm+0x34/0x70
[  248.146227]  ? __switch_to_asm+0x34/0x70
[  248.150282]  ? __switch_to_asm+0x40/0x70
[  248.154339]  ? __switch_to_asm+0x34/0x70
[  248.158410]  bpf_clone_redirect+0xb9/0x490
[  248.162645]  ? __schedule+0x8d7/0x21d0
[  248.166530]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  248.171545]  ? __sched_text_start+0x8/0x8
[  248.175693]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  248.180454]  ? find_held_lock+0x36/0x1c0
[  248.184516]  ? lock_acquire+0x1ed/0x520
[  248.188489]  ? bpf_test_run+0x3cb/0x780
[  248.192460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.197994]  ? check_preemption_disabled+0x48/0x280
[  248.203008]  ? kasan_check_read+0x11/0x20
[  248.207152]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.212432]  ? rcu_softirq_qs+0x20/0x20
[  248.216408]  ? preempt_schedule+0x4d/0x60
[  248.220553]  ? ___preempt_schedule+0x16/0x18
[  248.224961]  ? bpf_test_run+0x25d/0x780
[  248.228943]  ? netlink_diag_dump+0x2a0/0x2a0
[  248.233352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.238887]  ? bpf_test_init.isra.10+0x70/0x100
[  248.243559]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  248.248317]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  248.253161]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  248.258694]  ? fput+0x130/0x1a0
[  248.261972]  ? __bpf_prog_get+0x9b/0x290
[  248.266031]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  248.270867]  ? bpf_prog_test_run+0x130/0x1a0
[  248.275275]  ? __x64_sys_bpf+0x3d8/0x520
[  248.279331]  ? bpf_prog_get+0x20/0x20
[  248.283148]  ? do_syscall_64+0x1b9/0x820
[  248.287212]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  248.292575]  ? syscall_return_slowpath+0x5e0/0x5e0
[  248.297497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.302335]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.307346]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  248.312359]  ? prepare_exit_to_usermode+0x291/0x3b0
[  248.317379]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.322246]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  248.327620] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  248.327678] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  248.333772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  248.340318] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  248.349577] Call Trace:
[  248.360041] syz-executor5 cpuset=syz5 mems_allowed=0
[  248.362607]  <IRQ>
[  248.369836]  dump_stack+0x244/0x39d
[  248.373463]  ? dump_stack_print_info.cold.1+0x20/0x20
[  248.378666]  warn_alloc.cold.116+0xb7/0x1bd
[  248.382995]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  248.387836]  ? lock_downgrade+0x900/0x900
[  248.391986]  ? trace_hardirqs_off+0xb8/0x310
[  248.396399]  ? trace_hardirqs_off+0xb8/0x310
[  248.400810]  __alloc_pages_slowpath+0x26e8/0x2e10
[  248.405695]  ? warn_alloc+0x120/0x120
[  248.409494]  ? print_usage_bug+0xc0/0xc0
[  248.413555]  ? warn_alloc+0x120/0x120
[  248.417354]  ? warn_alloc+0x120/0x120
[  248.421158]  ? print_usage_bug+0xc0/0xc0
[  248.425217]  ? kvm_clock_read+0x18/0x30
[  248.429186]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  248.434198]  ? print_usage_bug+0xc0/0xc0
[  248.438254]  ? __lock_acquire+0x62f/0x4c20
[  248.442491]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.448027]  ? should_fail+0x22d/0xd01
[  248.451907]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.457186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.462284]  ? __lock_acquire+0x62f/0x4c20
[  248.466517]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.471612]  ? __lock_acquire+0x62f/0x4c20
[  248.475844]  ? should_fail+0x22d/0xd01
[  248.479727]  ? rcu_irq_exit+0x1a2/0x390
[  248.483708]  ? mark_held_locks+0x130/0x130
[  248.487942]  ? mark_held_locks+0x130/0x130
[  248.492191]  ? mark_held_locks+0xc7/0x130
[  248.496335]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  248.501345]  ? zap_class+0x640/0x640
[  248.505058]  ? print_usage_bug+0xc0/0xc0
[  248.509120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.514657]  ? check_preemption_disabled+0x48/0x280
[  248.519686]  ? __lock_is_held+0xb5/0x140
[  248.523749]  __alloc_pages_nodemask+0xa80/0xde0
[  248.528411]  ? zap_class+0x640/0x640
[  248.532124]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  248.537147]  ? find_held_lock+0x36/0x1c0
[  248.541214]  ? ____cache_alloc_node+0x1c7/0x1e0
[  248.545877]  ? lock_downgrade+0x900/0x900
[  248.550026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.555564]  cache_grow_begin+0xa5/0x8c0
[  248.559620]  ? do_raw_spin_unlock+0xa7/0x330
[  248.564032]  fallback_alloc+0x204/0x2e0
[  248.568006]  ____cache_alloc_node+0x1c7/0x1e0
[  248.572502]  kmem_cache_alloc_node+0xe3/0x730
[  248.577000]  ? ipv6_get_ifaddr+0x42e/0x620
[  248.581242]  __alloc_skb+0x119/0x770
[  248.584948]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  248.590751]  ? netdev_alloc_frag+0x1f0/0x1f0
[  248.595159]  ? lock_downgrade+0x900/0x900
[  248.599403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.604936]  ? refcount_sub_and_test_checked+0x203/0x310
[  248.610389]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  248.615835]  ? addrconf_rs_timer+0x690/0x690
[  248.620251]  ndisc_alloc_skb+0x144/0x340
[  248.624313]  ndisc_send_rs+0x331/0x6e0
[  248.628199]  addrconf_rs_timer+0x314/0x690
[  248.632441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.636680]  call_timer_fn+0x272/0x920
[  248.640560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.644789]  ? process_timeout+0x40/0x40
[  248.648852]  ? mark_held_locks+0xc7/0x130
[  248.653001]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.657489]  ? _raw_spin_unlock_irq+0x27/0x80
[  248.661978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.666206]  ? lockdep_hardirqs_on+0x296/0x5b0
[  248.670786]  ? trace_hardirqs_on+0xbd/0x310
[  248.675105]  ? kasan_check_read+0x11/0x20
[  248.679246]  ? __run_timers+0x7da/0xc70
[  248.683215]  ? trace_hardirqs_off_caller+0x310/0x310
[  248.688316]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.692551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.696777]  __run_timers+0x7e5/0xc70
[  248.700579]  ? timer_fixup_init+0x70/0x70
[  248.704727]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.709738]  ? zap_class+0x640/0x640
[  248.713450]  ? print_usage_bug+0xc0/0xc0
[  248.717511]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  248.722703]  ? find_held_lock+0x36/0x1c0
[  248.726766]  ? zap_class+0x640/0x640
[  248.730483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.736014]  ? check_preemption_disabled+0x48/0x280
[  248.741033]  ? __lock_is_held+0xb5/0x140
[  248.745091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.750628]  ? check_preemption_disabled+0x48/0x280
[  248.755919]  run_timer_softirq+0x52/0xb0
[  248.759977]  ? rcu_read_lock_sched_held+0x14f/0x180
[  248.764992]  __do_softirq+0x308/0xb7e
[  248.768794]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  248.773284]  ? lock_downgrade+0x900/0x900
[  248.777430]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  248.782535]  ? pvclock_read_flags+0x160/0x160
[  248.787026]  ? lapic_next_event+0x5a/0x90
[  248.791171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.796707]  ? kvm_clock_read+0x18/0x30
[  248.800690]  ? kvm_sched_clock_read+0x9/0x20
[  248.805093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.810629]  ? check_preemption_disabled+0x48/0x280
[  248.815653]  irq_exit+0x17f/0x1c0
[  248.819125]  smp_apic_timer_interrupt+0x1cb/0x760
[  248.823967]  ? smp_call_function_single_interrupt+0x650/0x650
[  248.829845]  ? interrupt_entry+0xb5/0xc0
[  248.833902]  ? trace_hardirqs_off_caller+0xbb/0x310
[  248.838912]  ? trace_hardirqs_off_caller+0xbb/0x310
[  248.843925]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.848768]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.853779]  ? trace_hardirqs_on_caller+0x310/0x310
[  248.858789]  ? task_prio+0x50/0x50
[  248.862351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.867883]  ? check_preemption_disabled+0x48/0x280
[  248.872898]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.877746]  apic_timer_interrupt+0xf/0x20
[  248.881968]  </IRQ>
[  248.884201] RIP: 0010:write_comp_data+0x1b/0x70
[  248.888867] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  248.907758] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  248.915462] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  248.922724] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  248.929987] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  248.937249] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  248.944527] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  248.951807]  ? do_shrink_slab+0x1c5/0xd30
[  248.955960]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.961315]  do_shrink_slab+0x1c5/0xd30
[  248.965298]  ? lock_acquire+0x1ed/0x520
[  248.969274]  ? snapshot_refaults+0x290/0x290
[  248.973677]  ? lock_release+0xa00/0xa00
[  248.977652]  ? perf_trace_sched_process_exec+0x860/0x860
[  248.983106]  ? down_read_trylock+0xda/0x140
[  248.987420]  ? shrink_slab+0x207/0x8c0
[  248.991301]  ? downgrade_write+0x270/0x270
[  248.995545]  shrink_slab+0x389/0x8c0
[  248.999266]  ? shrink_active_list+0x1f00/0x1f00
[  249.003937]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  249.009560]  ? kasan_check_read+0x11/0x20
[  249.013709]  ? do_raw_spin_unlock+0xa7/0x330
[  249.018118]  ? ___preempt_schedule+0x16/0x18
[  249.022529]  ? _raw_spin_unlock+0x3f/0x50
[  249.026681]  shrink_node+0x431/0x16b0
[  249.030477]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  249.035771]  ? shrink_node_memcg+0x18f0/0x18f0
[  249.040351]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  249.044927]  ? trace_hardirqs_on+0xbd/0x310
[  249.049245]  ? vmpressure+0x271/0x340
[  249.053041]  ? do_raw_spin_trylock+0x270/0x270
[  249.057622]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  249.063155]  ? __cpuset_node_allowed+0x19b/0x660
[  249.067910]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  249.073617]  ? vmpressure+0x1a2/0x340
[  249.077421]  do_try_to_free_pages+0x3e7/0x1290
[  249.082013]  ? zap_class+0x640/0x640
[  249.085734]  ? shrink_node+0x16b0/0x16b0
[  249.089790]  ? __lock_is_held+0xb5/0x140
[  249.093859]  try_to_free_pages+0x4d0/0xb90
[  249.098095]  ? do_try_to_free_pages+0x1290/0x1290
[  249.102944]  ? lock_acquire+0x1ed/0x520
[  249.106916]  ? set_page_refcounted+0x280/0x280
[  249.111497]  ? lock_release+0xa00/0xa00
[  249.115467]  ? _raw_spin_unlock_irq+0x60/0x80
[  249.119956]  ? psi_memstall_enter+0x240/0x2b0
[  249.124444]  ? psi_memstall_tick+0x230/0x230
[  249.128860]  __alloc_pages_slowpath+0xa14/0x2e10
[  249.133633]  ? warn_alloc+0x120/0x120
[  249.137426]  ? mark_held_locks+0x130/0x130
[  249.141663]  ? find_get_entry+0xaae/0x1120
[  249.145900]  ? filemap_map_pages+0x1a20/0x1a20
[  249.150479]  ? zap_class+0x640/0x640
[  249.154190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.159722]  ? check_preemption_disabled+0x48/0x280
[  249.164824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.170355]  ? should_fail+0x22d/0xd01
[  249.174242]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.179350]  ? zap_class+0x640/0x640
[  249.183084]  ? __lock_is_held+0xb5/0x140
[  249.187148]  ? mark_held_locks+0x130/0x130
[  249.191384]  ? lock_release+0xa00/0xa00
[  249.195356]  ? perf_trace_sched_process_exec+0x860/0x860
[  249.200801]  ? xa_load+0x2ba/0x460
[  249.204342]  ? lock_downgrade+0x900/0x900
[  249.208488]  ? __might_sleep+0x95/0x190
[  249.212465]  __alloc_pages_nodemask+0xa80/0xde0
[  249.217136]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  249.222147]  ? __page_cache_alloc+0x191/0x5c0
[  249.226632]  ? xa_load+0x2e1/0x460
[  249.230169]  ? xa_clear_mark+0x40/0x40
[  249.234051]  ? zap_class+0x640/0x640
[  249.237764]  ? zap_class+0x640/0x640
[  249.241471]  ? zap_class+0x640/0x640
[  249.245179]  ? __do_page_cache_readahead+0x663/0x810
[  249.250280]  ? find_held_lock+0x36/0x1c0
[  249.254348]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  249.259883]  alloc_pages_current+0x173/0x350
[  249.264296]  __page_cache_alloc+0x38c/0x5c0
[  249.268616]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  249.273539]  ? kasan_check_read+0x11/0x20
[  249.277689]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.282963]  ? generic_perform_write+0x6a0/0x6a0
[  249.287713]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.293244]  ? check_preemption_disabled+0x48/0x280
[  249.298263]  filemap_fault+0x1595/0x25f0
[  249.302343]  ? __lock_page_or_retry+0xa00/0xa00
[  249.307009]  ? mark_held_locks+0x130/0x130
[  249.311249]  ? filemap_map_pages+0xd6b/0x1a20
[  249.315743]  ? lock_downgrade+0x900/0x900
[  249.319887]  ? check_preemption_disabled+0x48/0x280
[  249.324900]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  249.329822]  ? kasan_check_read+0x11/0x20
[  249.333967]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.339242]  ? rcu_softirq_qs+0x20/0x20
[  249.343223]  ? filemap_map_pages+0xd92/0x1a20
[  249.347723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.353262]  ? find_get_entries_tag+0x1400/0x1400
[  249.358103]  ? __lock_acquire+0x62f/0x4c20
[  249.362350]  ? lock_acquire+0x1ed/0x520
[  249.366328]  ? ext4_filemap_fault+0x7a/0xad
[  249.370650]  ? lock_release+0xa00/0xa00
[  249.374618]  ? perf_trace_sched_process_exec+0x860/0x860
[  249.380067]  ? print_usage_bug+0xc0/0xc0
[  249.384125]  ? print_usage_bug+0xc0/0xc0
[  249.388191]  ? down_read+0x8d/0x120
[  249.391810]  ? ext4_filemap_fault+0x7a/0xad
[  249.396126]  ? __down_interruptible+0x700/0x700
[  249.400801]  ext4_filemap_fault+0x82/0xad
[  249.404946]  __do_fault+0x100/0x6b0
[  249.408574]  ? pmd_devmap_trans_unstable+0x220/0x220
[  249.413677]  ? mark_held_locks+0x130/0x130
[  249.417909]  ? mark_held_locks+0x130/0x130
[  249.422135]  ? find_held_lock+0x36/0x1c0
[  249.426196]  ? find_held_lock+0x36/0x1c0
[  249.430254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.435789]  __handle_mm_fault+0x3ea0/0x5be0
[  249.440193]  ? poll_select_copy_remaining+0x18c/0x6a0
[  249.445388]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  249.450232]  ? __might_fault+0x12b/0x1e0
[  249.454301]  ? lock_downgrade+0x900/0x900
[  249.458453]  ? zap_class+0x640/0x640
[  249.462159]  ? zap_class+0x640/0x640
[  249.465872]  ? find_held_lock+0x36/0x1c0
[  249.469937]  ? handle_mm_fault+0x42a/0xc70
[  249.474169]  ? lock_downgrade+0x900/0x900
[  249.478324]  ? check_preemption_disabled+0x48/0x280
[  249.483351]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  249.488276]  ? kasan_check_read+0x11/0x20
[  249.492423]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.497695]  ? rcu_softirq_qs+0x20/0x20
[  249.501664]  ? trace_hardirqs_off_caller+0x310/0x310
[  249.506766]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.512305]  ? check_preemption_disabled+0x48/0x280
[  249.517327]  handle_mm_fault+0x54f/0xc70
[  249.521391]  ? __handle_mm_fault+0x5be0/0x5be0
[  249.525975]  ? find_vma+0x34/0x190
[  249.529515]  __do_page_fault+0x5e8/0xe60
[  249.533575]  ? trace_hardirqs_off+0xb8/0x310
[  249.537986]  do_page_fault+0xf2/0x7e0
[  249.541781]  ? vmalloc_sync_all+0x30/0x30
[  249.545925]  ? error_entry+0x70/0xd0
[  249.549639]  ? trace_hardirqs_off_caller+0xbb/0x310
[  249.554648]  ? trace_hardirqs_on_caller+0xc0/0x310
[  249.559572]  ? syscall_return_slowpath+0x5e0/0x5e0
[  249.564499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.569337]  ? trace_hardirqs_on_caller+0x310/0x310
[  249.574347]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.579792]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  249.584803]  ? prepare_exit_to_usermode+0x291/0x3b0
[  249.589813]  ? page_fault+0x8/0x30
[  249.593353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.598196]  ? page_fault+0x8/0x30
[  249.601734]  page_fault+0x1e/0x30
[  249.605178] RIP: 0033:0x7f30b3a05dd3
[  249.608899] Code: Bad RIP value.
[  249.612255] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  249.617616] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  249.624879] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  249.632142] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  249.639405] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  249.646681] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  249.653965] warn_alloc_show_mem: 1 callbacks suppressed
[  249.653974] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  249.653976] Mem-Info:
[  249.654006] active_anon:48525 inactive_anon:197 isolated_anon:0
[  249.654006]  active_file:12 inactive_file:12 isolated_file:0
[  249.654006]  unevictable:0 dirty:0 writeback:0 unstable:0
[  249.654006]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  249.654006]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  249.654006]  free:13677 free_pcp:357 free_cma:0
[  249.659336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.659343] Call Trace:
[  249.666534] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  249.668937]  <IRQ>
[  249.701796] 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
[  249.711145]  dump_stack+0x244/0x39d
[  249.713698] lowmem_reserve[]: 0 2818 6321 6321
[  249.741191]  ? dump_stack_print_info.cold.1+0x20/0x20
[  249.743315] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  249.769420]  warn_alloc.cold.116+0xb7/0x1bd
[  249.773182] lowmem_reserve[]: 0 0 3503 3503
[  249.777771]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  249.782932] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  249.810514]  ? lock_downgrade+0x900/0x900
[  249.814809] lowmem_reserve[]: 0 0 0 0
[  249.819125]  ? trace_hardirqs_off+0xb8/0x310
[  249.823937] 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
[  249.852903]  ? trace_hardirqs_off+0xb8/0x310
[  249.857024] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  249.860822]  __alloc_pages_slowpath+0x26e8/0x2e10
[  249.865200] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  249.878832]  ? warn_alloc+0x120/0x120
[  249.883203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  249.898542]  ? print_usage_bug+0xc0/0xc0
[  249.903361] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  249.917906]  ? warn_alloc+0x120/0x120
[  249.921678] 268 total pagecache pages
[  249.930503]  ? warn_alloc+0x120/0x120
[  249.934545] 0 pages in swap cache
[  249.943101]  ? print_usage_bug+0xc0/0xc0
[  249.946876] Swap cache stats: add 0, delete 0, find 0/0
[  249.950662]  ? kvm_clock_read+0x18/0x30
[  249.954442] Free swap  = 0kB
[  249.957883]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  249.961918] Total swap = 0kB
[  249.967271]  ? print_usage_bug+0xc0/0xc0
[  249.971218] 1965979 pages RAM
[  249.974251]  ? __lock_acquire+0x62f/0x4c20
[  249.979240] 0 pages HighMem/MovableOnly
[  249.979255] 342853 pages reserved
[  249.982271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.986303] 0 pages cma reserved
[  249.989400]  ? should_fail+0x22d/0xd01
[  249.993659] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.997562]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  249.997580]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.997596]  ? __lock_acquire+0x62f/0x4c20
[  250.001276] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.006547]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.009883] init cpuset=/ mems_allowed=0
[  250.013754]  ? __lock_acquire+0x62f/0x4c20
[  250.013768]  ? should_fail+0x22d/0xd01
[  250.061697]  ? rcu_irq_exit+0x1a2/0x390
[  250.065677]  ? mark_held_locks+0x130/0x130
[  250.069909]  ? mark_held_locks+0x130/0x130
[  250.074143]  ? mark_held_locks+0xc7/0x130
[  250.078287]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  250.083296]  ? zap_class+0x640/0x640
[  250.087008]  ? print_usage_bug+0xc0/0xc0
[  250.091073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.096607]  ? check_preemption_disabled+0x48/0x280
[  250.101629]  ? __lock_is_held+0xb5/0x140
[  250.105690]  __alloc_pages_nodemask+0xa80/0xde0
[  250.110355]  ? zap_class+0x640/0x640
[  250.114068]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  250.119102]  ? find_held_lock+0x36/0x1c0
[  250.123178]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.127845]  ? lock_downgrade+0x900/0x900
[  250.131995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.137530]  cache_grow_begin+0xa5/0x8c0
[  250.141585]  ? do_raw_spin_unlock+0xa7/0x330
[  250.145998]  fallback_alloc+0x204/0x2e0
[  250.149973]  ____cache_alloc_node+0x1c7/0x1e0
[  250.154470]  kmem_cache_alloc_node+0xe3/0x730
[  250.158962]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.163202]  __alloc_skb+0x119/0x770
[  250.166918]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  250.172194]  ? netdev_alloc_frag+0x1f0/0x1f0
[  250.176595]  ? lock_downgrade+0x900/0x900
[  250.180745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.186280]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.191727]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.197172]  ? addrconf_rs_timer+0x690/0x690
[  250.201586]  ndisc_alloc_skb+0x144/0x340
[  250.205645]  ndisc_send_rs+0x331/0x6e0
[  250.209532]  addrconf_rs_timer+0x314/0x690
[  250.213765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.218005]  call_timer_fn+0x272/0x920
[  250.221889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.226118]  ? process_timeout+0x40/0x40
[  250.230187]  ? __run_timers+0x7da/0xc70
[  250.234259]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.238747]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.243238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.247472]  ? lockdep_hardirqs_on+0x296/0x5b0
[  250.252064]  ? trace_hardirqs_on+0xbd/0x310
[  250.256381]  ? kasan_check_read+0x11/0x20
[  250.260526]  ? __run_timers+0x7da/0xc70
[  250.264497]  ? trace_hardirqs_off_caller+0x310/0x310
[  250.269602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.273840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.278071]  __run_timers+0x7e5/0xc70
[  250.281875]  ? timer_fixup_init+0x70/0x70
[  250.286021]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.291033]  ? zap_class+0x640/0x640
[  250.294744]  ? enqueue_hrtimer+0x1a5/0x560
[  250.298984]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  250.304179]  ? find_held_lock+0x36/0x1c0
[  250.308243]  ? zap_class+0x640/0x640
[  250.311985]  ? pvclock_read_flags+0x160/0x160
[  250.316481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.322014]  ? check_preemption_disabled+0x48/0x280
[  250.327032]  ? __lock_is_held+0xb5/0x140
[  250.331098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.336629]  ? check_preemption_disabled+0x48/0x280
[  250.341642]  run_timer_softirq+0x52/0xb0
[  250.345703]  ? rcu_read_lock_sched_held+0x14f/0x180
[  250.350712]  __do_softirq+0x308/0xb7e
[  250.354514]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  250.359004]  ? lock_downgrade+0x900/0x900
[  250.363153]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  250.368259]  ? pvclock_read_flags+0x160/0x160
[  250.372753]  ? lapic_next_event+0x5a/0x90
[  250.376897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.382432]  ? kvm_clock_read+0x18/0x30
[  250.386404]  ? kvm_sched_clock_read+0x9/0x20
[  250.390808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.396342]  ? check_preemption_disabled+0x48/0x280
[  250.401358]  irq_exit+0x17f/0x1c0
[  250.404806]  smp_apic_timer_interrupt+0x1cb/0x760
[  250.409648]  ? smp_reschedule_interrupt+0x109/0x650
[  250.414664]  ? smp_call_function_single_interrupt+0x650/0x650
[  250.420543]  ? interrupt_entry+0xb5/0xc0
[  250.424603]  ? trace_hardirqs_off_caller+0xbb/0x310
[  250.429611]  ? trace_hardirqs_off_caller+0xbb/0x310
[  250.434625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.439462]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.444472]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.449586]  ? task_prio+0x50/0x50
[  250.453125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.458660]  ? check_preemption_disabled+0x48/0x280
[  250.463675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.468520]  apic_timer_interrupt+0xf/0x20
[  250.472742]  </IRQ>
[  250.474978] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  250.479906] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  250.498812] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  250.506511] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  250.513774] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  250.521036] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  250.528298] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  250.535562] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  250.542869]  skb_clone+0x1bb/0x500
[  250.546404]  ? finish_task_switch+0x2f4/0x910
[  250.550897]  ? skb_split+0x11e0/0x11e0
[  250.554782]  ? preempt_notifier_register+0x200/0x200
[  250.559879]  ? __switch_to_asm+0x34/0x70
[  250.564032]  ? __switch_to_asm+0x34/0x70
[  250.568088]  ? __switch_to_asm+0x40/0x70
[  250.572145]  ? __switch_to_asm+0x34/0x70
[  250.576206]  ? __switch_to_asm+0x40/0x70
[  250.580259]  ? __switch_to_asm+0x34/0x70
[  250.584317]  ? __switch_to_asm+0x40/0x70
[  250.588686]  ? __switch_to_asm+0x34/0x70
[  250.592766]  ? __switch_to_asm+0x34/0x70
[  250.596823]  ? __switch_to_asm+0x40/0x70
[  250.600889]  ? __switch_to_asm+0x34/0x70
[  250.604956]  bpf_clone_redirect+0xb9/0x490
[  250.609194]  ? __schedule+0x8d7/0x21d0
[  250.613080]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  250.618093]  ? __sched_text_start+0x8/0x8
[  250.622240]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.627006]  ? find_held_lock+0x36/0x1c0
[  250.631068]  ? lock_acquire+0x1ed/0x520
[  250.635038]  ? bpf_test_run+0x3cb/0x780
[  250.639017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.644549]  ? check_preemption_disabled+0x48/0x280
[  250.649567]  ? kasan_check_read+0x11/0x20
[  250.653710]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  250.658983]  ? rcu_softirq_qs+0x20/0x20
[  250.662958]  ? preempt_schedule+0x4d/0x60
[  250.667104]  ? ___preempt_schedule+0x16/0x18
[  250.671517]  ? bpf_test_run+0x25d/0x780
[  250.675501]  ? netlink_diag_dump+0x2a0/0x2a0
[  250.679910]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.685567]  ? bpf_test_init.isra.10+0x70/0x100
[  250.690238]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  250.694997]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  250.699834]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  250.705366]  ? fput+0x130/0x1a0
[  250.708643]  ? __bpf_prog_get+0x9b/0x290
[  250.712718]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  250.717555]  ? bpf_prog_test_run+0x130/0x1a0
[  250.721964]  ? __x64_sys_bpf+0x3d8/0x520
[  250.726018]  ? bpf_prog_get+0x20/0x20
[  250.729830]  ? do_syscall_64+0x1b9/0x820
[  250.733888]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  250.739251]  ? syscall_return_slowpath+0x5e0/0x5e0
[  250.744182]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.749024]  ? trace_hardirqs_on_caller+0x310/0x310
[  250.754585]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  250.759598]  ? prepare_exit_to_usermode+0x291/0x3b0
[  250.764617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.769467]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  250.774841] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  250.774902] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.780980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.780985] Call Trace:
[  250.780992]  <IRQ>
[  250.781007]  dump_stack+0x244/0x39d
[  250.781026]  ? dump_stack_print_info.cold.1+0x20/0x20
[  250.787606] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.796847]  warn_alloc.cold.116+0xb7/0x1bd
[  250.799400] syz-executor5 cpuset=syz5 mems_allowed=0
[  250.801546]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.835006]  ? lock_downgrade+0x900/0x900
[  250.839160]  ? trace_hardirqs_off+0xb8/0x310
[  250.843578]  ? trace_hardirqs_off+0xb8/0x310
[  250.847988]  __alloc_pages_slowpath+0x26e8/0x2e10
[  250.852853]  ? warn_alloc+0x120/0x120
[  250.856649]  ? find_held_lock+0x36/0x1c0
[  250.860709]  ? warn_alloc+0x120/0x120
[  250.864508]  ? warn_alloc+0x120/0x120
[  250.868305]  ? print_usage_bug+0xc0/0xc0
[  250.872363]  ? print_usage_bug+0xc0/0xc0
[  250.876419]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  250.881705]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.887240]  ? should_fail+0x22d/0xd01
[  250.891127]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.896224]  ? __lock_acquire+0x62f/0x4c20
[  250.900458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.905569]  ? __lock_acquire+0x62f/0x4c20
[  250.909796]  ? should_fail+0x22d/0xd01
[  250.913691]  ? mark_held_locks+0x130/0x130
[  250.917929]  ? mark_held_locks+0x130/0x130
[  250.922169]  ? __enqueue_entity+0x10d/0x1f0
[  250.926490]  ? zap_class+0x640/0x640
[  250.930198]  ? print_usage_bug+0xc0/0xc0
[  250.934259]  ? __lock_acquire+0x62f/0x4c20
[  250.938491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.944025]  ? check_preemption_disabled+0x48/0x280
[  250.949046]  ? __lock_is_held+0xb5/0x140
[  250.953110]  __alloc_pages_nodemask+0xa80/0xde0
[  250.957772]  ? zap_class+0x640/0x640
[  250.961486]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  250.966509]  ? find_held_lock+0x36/0x1c0
[  250.970573]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.975255]  ? lock_downgrade+0x900/0x900
[  250.979402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.984944]  cache_grow_begin+0xa5/0x8c0
[  250.988999]  ? do_raw_spin_unlock+0xa7/0x330
[  250.993409]  fallback_alloc+0x204/0x2e0
[  250.997396]  ____cache_alloc_node+0x1c7/0x1e0
[  251.001896]  kmem_cache_alloc_node+0xe3/0x730
[  251.006386]  ? ipv6_get_ifaddr+0x42e/0x620
[  251.010631]  __alloc_skb+0x119/0x770
[  251.014338]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.019611]  ? netdev_alloc_frag+0x1f0/0x1f0
[  251.024013]  ? lock_downgrade+0x900/0x900
[  251.028169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.033701]  ? refcount_sub_and_test_checked+0x203/0x310
[  251.039159]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  251.044611]  ? addrconf_rs_timer+0x690/0x690
[  251.049028]  ndisc_alloc_skb+0x144/0x340
[  251.053087]  ndisc_send_rs+0x331/0x6e0
[  251.056974]  addrconf_rs_timer+0x314/0x690
[  251.061212]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.065451]  call_timer_fn+0x272/0x920
[  251.069333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.073561]  ? process_timeout+0x40/0x40
[  251.077625]  ? mark_held_locks+0xc7/0x130
[  251.081776]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.086278]  ? _raw_spin_unlock_irq+0x27/0x80
[  251.090770]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.095001]  ? lockdep_hardirqs_on+0x296/0x5b0
[  251.099577]  ? trace_hardirqs_on+0xbd/0x310
[  251.103892]  ? kasan_check_read+0x11/0x20
[  251.108037]  ? __run_timers+0x7da/0xc70
[  251.112022]  ? trace_hardirqs_off_caller+0x310/0x310
[  251.117185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  251.121419]  __run_timers+0x7e5/0xc70
[  251.125221]  ? timer_fixup_init+0x70/0x70
[  251.129412]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.134425]  ? zap_class+0x640/0x640
[  251.138137]  ? print_usage_bug+0xc0/0xc0
[  251.142203]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  251.147392]  ? find_held_lock+0x36/0x1c0
[  251.151457]  ? zap_class+0x640/0x640
[  251.155176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.160708]  ? check_preemption_disabled+0x48/0x280
[  251.165728]  ? __lock_is_held+0xb5/0x140
[  251.169788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.175322]  ? check_preemption_disabled+0x48/0x280
[  251.180342]  run_timer_softirq+0x52/0xb0
[  251.184406]  ? rcu_read_lock_sched_held+0x14f/0x180
[  251.189419]  __do_softirq+0x308/0xb7e
[  251.193229]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  251.197820]  ? lock_downgrade+0x900/0x900
[  251.201965]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  251.207072]  ? pvclock_read_flags+0x160/0x160
[  251.211579]  ? lapic_next_event+0x5a/0x90
[  251.215726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.221265]  ? kvm_clock_read+0x18/0x30
[  251.225235]  ? kvm_sched_clock_read+0x9/0x20
[  251.229638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.235191]  ? check_preemption_disabled+0x48/0x280
[  251.240212]  irq_exit+0x17f/0x1c0
[  251.243661]  smp_apic_timer_interrupt+0x1cb/0x760
[  251.248512]  ? smp_call_function_single_interrupt+0x650/0x650
[  251.254394]  ? interrupt_entry+0xb5/0xc0
[  251.258450]  ? trace_hardirqs_off_caller+0xbb/0x310
[  251.263462]  ? trace_hardirqs_off_caller+0xbb/0x310
[  251.268478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.273316]  ? trace_hardirqs_on_caller+0x310/0x310
[  251.278957]  ? trace_hardirqs_on_caller+0x310/0x310
[  251.283981]  ? task_prio+0x50/0x50
[  251.287521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.293054]  ? check_preemption_disabled+0x48/0x280
[  251.298068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.302912]  apic_timer_interrupt+0xf/0x20
[  251.307145]  </IRQ>
[  251.309375] RIP: 0010:write_comp_data+0x1b/0x70
[  251.314047] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  251.333025] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  251.340726] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  251.347988] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  251.355249] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  251.362511] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  251.369778] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  251.377055]  ? do_shrink_slab+0x1c5/0xd30
[  251.381204]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.386561]  do_shrink_slab+0x1c5/0xd30
[  251.390539]  ? lock_acquire+0x1ed/0x520
[  251.394514]  ? snapshot_refaults+0x290/0x290
[  251.398933]  ? lock_release+0xa00/0xa00
[  251.402929]  ? perf_trace_sched_process_exec+0x860/0x860
[  251.408387]  ? down_read_trylock+0xda/0x140
[  251.412702]  ? shrink_slab+0x207/0x8c0
[  251.416583]  ? downgrade_write+0x270/0x270
[  251.420821]  shrink_slab+0x389/0x8c0
[  251.424533]  ? shrink_active_list+0x1f00/0x1f00
[  251.429203]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  251.434825]  ? kasan_check_read+0x11/0x20
[  251.438967]  ? do_raw_spin_unlock+0xa7/0x330
[  251.443381]  ? ___preempt_schedule+0x16/0x18
[  251.447796]  ? _raw_spin_unlock+0x3f/0x50
[  251.451944]  shrink_node+0x431/0x16b0
[  251.455743]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  251.461035]  ? shrink_node_memcg+0x18f0/0x18f0
[  251.465610]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  251.470191]  ? trace_hardirqs_on+0xbd/0x310
[  251.474508]  ? vmpressure+0x271/0x340
[  251.478305]  ? do_raw_spin_trylock+0x270/0x270
[  251.482886]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  251.488428]  ? __cpuset_node_allowed+0x19b/0x660
[  251.493180]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  251.498885]  ? vmpressure+0x1a2/0x340
[  251.502686]  do_try_to_free_pages+0x3e7/0x1290
[  251.507260]  ? zap_class+0x640/0x640
[  251.510988]  ? shrink_node+0x16b0/0x16b0
[  251.515046]  ? __lock_is_held+0xb5/0x140
[  251.519120]  try_to_free_pages+0x4d0/0xb90
[  251.523355]  ? do_try_to_free_pages+0x1290/0x1290
[  251.528210]  ? lock_acquire+0x1ed/0x520
[  251.532193]  ? set_page_refcounted+0x280/0x280
[  251.537040]  ? lock_release+0xa00/0xa00
[  251.541012]  ? _raw_spin_unlock_irq+0x60/0x80
[  251.545500]  ? psi_memstall_enter+0x240/0x2b0
[  251.549990]  ? psi_memstall_tick+0x230/0x230
[  251.554408]  __alloc_pages_slowpath+0xa14/0x2e10
[  251.559181]  ? warn_alloc+0x120/0x120
[  251.562975]  ? mark_held_locks+0x130/0x130
[  251.567209]  ? find_get_entry+0xaae/0x1120
[  251.571450]  ? filemap_map_pages+0x1a20/0x1a20
[  251.576032]  ? zap_class+0x640/0x640
[  251.579743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.585279]  ? check_preemption_disabled+0x48/0x280
[  251.590294]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.595829]  ? should_fail+0x22d/0xd01
[  251.599714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.604816]  ? zap_class+0x640/0x640
[  251.608549]  ? __lock_is_held+0xb5/0x140
[  251.612610]  ? mark_held_locks+0x130/0x130
[  251.616845]  ? lock_release+0xa00/0xa00
[  251.620814]  ? perf_trace_sched_process_exec+0x860/0x860
[  251.626259]  ? xa_load+0x2ba/0x460
[  251.629797]  ? lock_downgrade+0x900/0x900
[  251.633943]  ? __might_sleep+0x95/0x190
[  251.637919]  __alloc_pages_nodemask+0xa80/0xde0
[  251.642588]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  251.647599]  ? __page_cache_alloc+0x191/0x5c0
[  251.652088]  ? xa_load+0x2e1/0x460
[  251.655633]  ? xa_clear_mark+0x40/0x40
[  251.659529]  ? zap_class+0x640/0x640
[  251.663244]  ? zap_class+0x640/0x640
[  251.666974]  ? zap_class+0x640/0x640
[  251.670684]  ? __do_page_cache_readahead+0x663/0x810
[  251.675783]  ? find_held_lock+0x36/0x1c0
[  251.679843]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  251.685380]  alloc_pages_current+0x173/0x350
[  251.689788]  __page_cache_alloc+0x38c/0x5c0
[  251.694108]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  251.699034]  ? kasan_check_read+0x11/0x20
[  251.703176]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.708462]  ? generic_perform_write+0x6a0/0x6a0
[  251.713221]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.718750]  ? check_preemption_disabled+0x48/0x280
[  251.723768]  filemap_fault+0x1595/0x25f0
[  251.727834]  ? __lock_page_or_retry+0xa00/0xa00
[  251.732499]  ? mark_held_locks+0x130/0x130
[  251.736740]  ? filemap_map_pages+0xd6b/0x1a20
[  251.741235]  ? lock_downgrade+0x900/0x900
[  251.745379]  ? check_preemption_disabled+0x48/0x280
[  251.750391]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  251.755315]  ? kasan_check_read+0x11/0x20
[  251.759456]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.764726]  ? rcu_softirq_qs+0x20/0x20
[  251.768706]  ? filemap_map_pages+0xd92/0x1a20
[  251.773202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.778743]  ? find_get_entries_tag+0x1400/0x1400
[  251.783598]  ? __lock_acquire+0x62f/0x4c20
[  251.787855]  ? lock_acquire+0x1ed/0x520
[  251.791838]  ? ext4_filemap_fault+0x7a/0xad
[  251.796159]  ? lock_release+0xa00/0xa00
[  251.800126]  ? perf_trace_sched_process_exec+0x860/0x860
[  251.805571]  ? print_usage_bug+0xc0/0xc0
[  251.809625]  ? print_usage_bug+0xc0/0xc0
[  251.813690]  ? down_read+0x8d/0x120
[  251.817314]  ? ext4_filemap_fault+0x7a/0xad
[  251.821635]  ? __down_interruptible+0x700/0x700
[  251.826306]  ext4_filemap_fault+0x82/0xad
[  251.830451]  __do_fault+0x100/0x6b0
[  251.834087]  ? pmd_devmap_trans_unstable+0x220/0x220
[  251.839274]  ? mark_held_locks+0x130/0x130
[  251.843593]  ? mark_held_locks+0x130/0x130
[  251.847823]  ? find_held_lock+0x36/0x1c0
[  251.851883]  ? find_held_lock+0x36/0x1c0
[  251.855943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.861482]  __handle_mm_fault+0x3ea0/0x5be0
[  251.865886]  ? poll_select_copy_remaining+0x18c/0x6a0
[  251.871076]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  251.875931]  ? __might_fault+0x12b/0x1e0
[  251.879990]  ? lock_downgrade+0x900/0x900
[  251.884145]  ? zap_class+0x640/0x640
[  251.887852]  ? zap_class+0x640/0x640
[  251.891566]  ? find_held_lock+0x36/0x1c0
[  251.895627]  ? handle_mm_fault+0x42a/0xc70
[  251.899859]  ? lock_downgrade+0x900/0x900
[  251.904000]  ? check_preemption_disabled+0x48/0x280
[  251.909012]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  251.914028]  ? kasan_check_read+0x11/0x20
[  251.918168]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  251.923437]  ? rcu_softirq_qs+0x20/0x20
[  251.927406]  ? trace_hardirqs_off_caller+0x310/0x310
[  251.932503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.938036]  ? check_preemption_disabled+0x48/0x280
[  251.943053]  handle_mm_fault+0x54f/0xc70
[  251.947120]  ? __handle_mm_fault+0x5be0/0x5be0
[  251.951702]  ? find_vma+0x34/0x190
[  251.955240]  __do_page_fault+0x5e8/0xe60
[  251.959297]  ? trace_hardirqs_off+0xb8/0x310
[  251.963886]  do_page_fault+0xf2/0x7e0
[  251.967685]  ? vmalloc_sync_all+0x30/0x30
[  251.971842]  ? error_entry+0x70/0xd0
[  251.975565]  ? trace_hardirqs_off_caller+0xbb/0x310
[  251.980576]  ? trace_hardirqs_on_caller+0xc0/0x310
[  251.985590]  ? syscall_return_slowpath+0x5e0/0x5e0
[  251.990515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.995355]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.000366]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.005812]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  252.010824]  ? prepare_exit_to_usermode+0x291/0x3b0
[  252.015837]  ? page_fault+0x8/0x30
[  252.019379]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.024217]  ? page_fault+0x8/0x30
[  252.027753]  page_fault+0x1e/0x30
[  252.031197] RIP: 0033:0x7f30b3a05dd3
[  252.034915] Code: Bad RIP value.
[  252.038272] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  252.043628] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  252.050891] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  252.058168] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  252.065429] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  252.072689] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  252.079967] warn_alloc_show_mem: 1 callbacks suppressed
[  252.079976] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  252.079978] Mem-Info:
[  252.080007] active_anon:48525 inactive_anon:197 isolated_anon:0
[  252.080007]  active_file:12 inactive_file:12 isolated_file:0
[  252.080007]  unevictable:0 dirty:0 writeback:0 unstable:0
[  252.080007]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  252.080007]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  252.080007]  free:13677 free_pcp:357 free_cma:0
[  252.085342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.092523] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  252.094911] Call Trace:
[  252.127768] 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
[  252.137109]  <IRQ>
[  252.164579] lowmem_reserve[]: 0 2818 6321 6321
[  252.167159]  dump_stack+0x244/0x39d
[  252.193237] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  252.195387]  ? dump_stack_print_info.cold.1+0x20/0x20
[  252.199938] lowmem_reserve[]: 0 0 3503 3503
[  252.203561]  warn_alloc.cold.116+0xb7/0x1bd
[  252.231111] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  252.236291]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.240581] lowmem_reserve[]: 0 0 0 0
[  252.244897]  ? lock_downgrade+0x900/0x900
[  252.273852] 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
[  252.278694]  ? trace_hardirqs_off+0xb8/0x310
[  252.282454] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  252.286603]  ? trace_hardirqs_off+0xb8/0x310
[  252.300095] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  252.304497]  __alloc_pages_slowpath+0x26e8/0x2e10
[  252.319815] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  252.324230]  ? warn_alloc+0x120/0x120
[  252.338754] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  252.343581]  ? warn_alloc+0x120/0x120
[  252.352383] 268 total pagecache pages
[  252.356177]  ? warn_alloc+0x120/0x120
[  252.364732] 0 pages in swap cache
[  252.368518]  ? print_usage_bug+0xc0/0xc0
[  252.372289] Swap cache stats: add 0, delete 0, find 0/0
[  252.376076]  ? print_usage_bug+0xc0/0xc0
[  252.379498] Free swap  = 0kB
[  252.383554]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.388898] Total swap = 0kB
[  252.392948]  ? should_fail+0x22d/0xd01
[  252.395942] 1965979 pages RAM
[  252.401467]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.404456] 0 pages HighMem/MovableOnly
[  252.408333]  ? __lock_acquire+0x62f/0x4c20
[  252.411409] 342853 pages reserved
[  252.416503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  252.420447] 0 pages cma reserved
[  252.424666]  ? __lock_acquire+0x62f/0x4c20
[  252.428162] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.433191]  ? should_fail+0x22d/0xd01
[  252.433214]  ? mark_held_locks+0x130/0x130
[  252.436619] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.440792]  ? mark_held_locks+0x130/0x130
[  252.447252] init cpuset=/ mems_allowed=0
[  252.451130]  ? check_preemption_disabled+0x48/0x280
[  252.478297]  ? zap_class+0x640/0x640
[  252.482004]  ? print_usage_bug+0xc0/0xc0
[  252.486065]  ? rcu_softirq_qs+0x20/0x20
[  252.490047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.495579]  ? check_preemption_disabled+0x48/0x280
[  252.500597]  ? __lock_is_held+0xb5/0x140
[  252.504834]  __alloc_pages_nodemask+0xa80/0xde0
[  252.509496]  ? zap_class+0x640/0x640
[  252.513209]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  252.518229]  ? find_held_lock+0x36/0x1c0
[  252.522293]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.526974]  ? lock_downgrade+0x900/0x900
[  252.531125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.536659]  cache_grow_begin+0xa5/0x8c0
[  252.540716]  ? do_raw_spin_unlock+0xa7/0x330
[  252.545132]  fallback_alloc+0x204/0x2e0
[  252.549112]  ____cache_alloc_node+0x1c7/0x1e0
[  252.553607]  kmem_cache_alloc_node+0xe3/0x730
[  252.558100]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.562342]  __alloc_skb+0x119/0x770
[  252.566050]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  252.571328]  ? netdev_alloc_frag+0x1f0/0x1f0
[  252.575731]  ? lock_downgrade+0x900/0x900
[  252.579882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.585791]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.591242]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.596688]  ? addrconf_rs_timer+0x690/0x690
[  252.601103]  ndisc_alloc_skb+0x144/0x340
[  252.605165]  ndisc_send_rs+0x331/0x6e0
[  252.609052]  addrconf_rs_timer+0x314/0x690
[  252.613284]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.617525]  call_timer_fn+0x272/0x920
[  252.621409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.625642]  ? process_timeout+0x40/0x40
[  252.629704]  ? __run_timers+0x7da/0xc70
[  252.633674]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.638164]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.642652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.646887]  ? lockdep_hardirqs_on+0x296/0x5b0
[  252.651466]  ? trace_hardirqs_on+0xbd/0x310
[  252.655787]  ? kasan_check_read+0x11/0x20
[  252.659929]  ? __run_timers+0x7da/0xc70
[  252.663899]  ? trace_hardirqs_off_caller+0x310/0x310
[  252.669014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.673246]  __run_timers+0x7e5/0xc70
[  252.677054]  ? timer_fixup_init+0x70/0x70
[  252.681198]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.686212]  ? zap_class+0x640/0x640
[  252.689923]  ? enqueue_hrtimer+0x1a5/0x560
[  252.694152]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  252.699345]  ? find_held_lock+0x36/0x1c0
[  252.703406]  ? zap_class+0x640/0x640
[  252.707117]  ? pvclock_read_flags+0x160/0x160
[  252.711610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.717143]  ? check_preemption_disabled+0x48/0x280
[  252.722163]  ? __lock_is_held+0xb5/0x140
[  252.726222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.731756]  ? check_preemption_disabled+0x48/0x280
[  252.736783]  run_timer_softirq+0x52/0xb0
[  252.740842]  ? rcu_read_lock_sched_held+0x14f/0x180
[  252.745855]  __do_softirq+0x308/0xb7e
[  252.749652]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  252.754657]  ? lock_downgrade+0x900/0x900
[  252.758805]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  252.763909]  ? pvclock_read_flags+0x160/0x160
[  252.768400]  ? lapic_next_event+0x5a/0x90
[  252.772545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.778081]  ? kvm_clock_read+0x18/0x30
[  252.782051]  ? kvm_sched_clock_read+0x9/0x20
[  252.786459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.791995]  ? check_preemption_disabled+0x48/0x280
[  252.797030]  irq_exit+0x17f/0x1c0
[  252.800480]  smp_apic_timer_interrupt+0x1cb/0x760
[  252.805321]  ? smp_reschedule_interrupt+0x109/0x650
[  252.810335]  ? smp_call_function_single_interrupt+0x650/0x650
[  252.816213]  ? interrupt_entry+0xb5/0xc0
[  252.820270]  ? trace_hardirqs_off_caller+0xbb/0x310
[  252.825282]  ? trace_hardirqs_off_caller+0xbb/0x310
[  252.830310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.835150]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.840161]  ? trace_hardirqs_on_caller+0x310/0x310
[  252.845180]  ? task_prio+0x50/0x50
[  252.848718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.854253]  ? check_preemption_disabled+0x48/0x280
[  252.859284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.864215]  apic_timer_interrupt+0xf/0x20
[  252.868440]  </IRQ>
[  252.870676] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  252.875601] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  252.894494] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  252.902194] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  252.909461] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  252.916722] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  252.923995] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  252.931257] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  252.938552]  skb_clone+0x1bb/0x500
[  252.942095]  ? finish_task_switch+0x2f4/0x910
[  252.946583]  ? skb_split+0x11e0/0x11e0
[  252.950465]  ? preempt_notifier_register+0x200/0x200
[  252.955564]  ? __switch_to_asm+0x34/0x70
[  252.959618]  ? __switch_to_asm+0x34/0x70
[  252.963672]  ? __switch_to_asm+0x40/0x70
[  252.967728]  ? __switch_to_asm+0x34/0x70
[  252.971785]  ? __switch_to_asm+0x40/0x70
[  252.975837]  ? __switch_to_asm+0x34/0x70
[  252.979890]  ? __switch_to_asm+0x40/0x70
[  252.983943]  ? __switch_to_asm+0x34/0x70
[  252.988004]  ? __switch_to_asm+0x34/0x70
[  252.992055]  ? __switch_to_asm+0x40/0x70
[  252.996107]  ? __switch_to_asm+0x34/0x70
[  253.000166]  bpf_clone_redirect+0xb9/0x490
[  253.004399]  ? __schedule+0x8d7/0x21d0
[  253.008285]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  253.013297]  ? __sched_text_start+0x8/0x8
[  253.017441]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.022202]  ? find_held_lock+0x36/0x1c0
[  253.026266]  ? lock_acquire+0x1ed/0x520
[  253.030235]  ? bpf_test_run+0x3cb/0x780
[  253.034202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.039739]  ? check_preemption_disabled+0x48/0x280
[  253.044760]  ? kasan_check_read+0x11/0x20
[  253.048902]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  253.054170]  ? rcu_softirq_qs+0x20/0x20
[  253.058140]  ? preempt_schedule+0x4d/0x60
[  253.062294]  ? ___preempt_schedule+0x16/0x18
[  253.066793]  ? bpf_test_run+0x25d/0x780
[  253.070773]  ? netlink_diag_dump+0x2a0/0x2a0
[  253.075177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.080711]  ? bpf_test_init.isra.10+0x70/0x100
[  253.085381]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  253.090141]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  253.094984]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  253.100515]  ? fput+0x130/0x1a0
[  253.103792]  ? __bpf_prog_get+0x9b/0x290
[  253.107856]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  253.112691]  ? bpf_prog_test_run+0x130/0x1a0
[  253.117101]  ? __x64_sys_bpf+0x3d8/0x520
[  253.121159]  ? bpf_prog_get+0x20/0x20
[  253.124978]  ? do_syscall_64+0x1b9/0x820
[  253.129036]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  253.134397]  ? syscall_return_slowpath+0x5e0/0x5e0
[  253.139329]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.144171]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.149186]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  253.154198]  ? prepare_exit_to_usermode+0x291/0x3b0
[  253.159213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.164060]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  253.169435] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  253.169497] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  253.175578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  253.175585] Call Trace:
[  253.182145] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  253.191404]  <IRQ>
[  253.193974] syz-executor5 cpuset=syz5 mems_allowed=0
[  253.204457]  dump_stack+0x244/0x39d
[  253.215288]  ? dump_stack_print_info.cold.1+0x20/0x20
[  253.220484]  warn_alloc.cold.116+0xb7/0x1bd
[  253.224814]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  253.229656]  ? lock_downgrade+0x900/0x900
[  253.233806]  ? trace_hardirqs_off+0xb8/0x310
[  253.238215]  ? trace_hardirqs_off+0xb8/0x310
[  253.242629]  __alloc_pages_slowpath+0x26e8/0x2e10
[  253.247489]  ? warn_alloc+0x120/0x120
[  253.251289]  ? print_usage_bug+0xc0/0xc0
[  253.255348]  ? warn_alloc+0x120/0x120
[  253.259149]  ? warn_alloc+0x120/0x120
[  253.262949]  ? print_usage_bug+0xc0/0xc0
[  253.267018]  ? print_usage_bug+0xc0/0xc0
[  253.271073]  ? __lock_acquire+0x62f/0x4c20
[  253.275307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.280840]  ? should_fail+0x22d/0xd01
[  253.284730]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.289831]  ? __lock_acquire+0x62f/0x4c20
[  253.294065]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.299161]  ? __lock_acquire+0x62f/0x4c20
[  253.303393]  ? should_fail+0x22d/0xd01
[  253.307278]  ? find_held_lock+0x36/0x1c0
[  253.311341]  ? mark_held_locks+0x130/0x130
[  253.315574]  ? mark_held_locks+0x130/0x130
[  253.319801]  ? zap_class+0x640/0x640
[  253.323508]  ? zap_class+0x640/0x640
[  253.327227]  ? print_usage_bug+0xc0/0xc0
[  253.331281]  ? do_raw_spin_unlock+0xa7/0x330
[  253.335704]  ? zap_class+0x640/0x640
[  253.339414]  ? print_usage_bug+0xc0/0xc0
[  253.343468]  ? wq_watchdog_touch+0x9c/0xfe
[  253.347699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.353235]  ? check_preemption_disabled+0x48/0x280
[  253.358255]  ? __lock_is_held+0xb5/0x140
[  253.362315]  __alloc_pages_nodemask+0xa80/0xde0
[  253.366982]  ? zap_class+0x640/0x640
[  253.370694]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  253.375719]  ? find_held_lock+0x36/0x1c0
[  253.379798]  ? ____cache_alloc_node+0x1c7/0x1e0
[  253.384467]  ? lock_downgrade+0x900/0x900
[  253.388617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.394153]  cache_grow_begin+0xa5/0x8c0
[  253.398213]  ? do_raw_spin_unlock+0xa7/0x330
[  253.402626]  fallback_alloc+0x204/0x2e0
[  253.406599]  ____cache_alloc_node+0x1c7/0x1e0
[  253.411092]  kmem_cache_alloc_node+0xe3/0x730
[  253.415756]  ? ipv6_get_ifaddr+0x42e/0x620
[  253.419994]  __alloc_skb+0x119/0x770
[  253.423701]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  253.428980]  ? netdev_alloc_frag+0x1f0/0x1f0
[  253.433388]  ? lock_downgrade+0x900/0x900
[  253.437539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.443072]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.448517]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.453966]  ? addrconf_rs_timer+0x690/0x690
[  253.458379]  ndisc_alloc_skb+0x144/0x340
[  253.462435]  ndisc_send_rs+0x331/0x6e0
[  253.466326]  addrconf_rs_timer+0x314/0x690
[  253.470564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.474802]  call_timer_fn+0x272/0x920
[  253.478684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.482915]  ? process_timeout+0x40/0x40
[  253.486989]  ? mark_held_locks+0xc7/0x130
[  253.491131]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.495619]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.500106]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.504350]  ? lockdep_hardirqs_on+0x296/0x5b0
[  253.508928]  ? trace_hardirqs_on+0xbd/0x310
[  253.513250]  ? kasan_check_read+0x11/0x20
[  253.517392]  ? __run_timers+0x7da/0xc70
[  253.521378]  ? trace_hardirqs_off_caller+0x310/0x310
[  253.526479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.530710]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.534944]  __run_timers+0x7e5/0xc70
[  253.538747]  ? timer_fixup_init+0x70/0x70
[  253.542892]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.547903]  ? zap_class+0x640/0x640
[  253.551623]  ? print_usage_bug+0xc0/0xc0
[  253.555680]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.560881]  ? find_held_lock+0x36/0x1c0
[  253.564953]  ? zap_class+0x640/0x640
[  253.568669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.574206]  ? check_preemption_disabled+0x48/0x280
[  253.579225]  ? __lock_is_held+0xb5/0x140
[  253.583302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.588838]  ? check_preemption_disabled+0x48/0x280
[  253.593854]  run_timer_softirq+0x52/0xb0
[  253.597909]  ? rcu_read_lock_sched_held+0x14f/0x180
[  253.602935]  __do_softirq+0x308/0xb7e
[  253.606739]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  253.611241]  ? lock_downgrade+0x900/0x900
[  253.615390]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  253.620499]  ? pvclock_read_flags+0x160/0x160
[  253.624994]  ? lapic_next_event+0x5a/0x90
[  253.629136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.634675]  ? kvm_clock_read+0x18/0x30
[  253.638646]  ? kvm_sched_clock_read+0x9/0x20
[  253.643050]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.648585]  ? check_preemption_disabled+0x48/0x280
[  253.653603]  irq_exit+0x17f/0x1c0
[  253.657052]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.661892]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.667775]  ? interrupt_entry+0xb5/0xc0
[  253.671831]  ? trace_hardirqs_off_caller+0xbb/0x310
[  253.676840]  ? trace_hardirqs_off_caller+0xbb/0x310
[  253.681855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.686694]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.691718]  ? trace_hardirqs_on_caller+0x310/0x310
[  253.696727]  ? task_prio+0x50/0x50
[  253.700277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.705807]  ? check_preemption_disabled+0x48/0x280
[  253.710825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.715666]  apic_timer_interrupt+0xf/0x20
[  253.719891]  </IRQ>
[  253.722127] RIP: 0010:write_comp_data+0x1b/0x70
[  253.726796] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  253.745686] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  253.753387] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  253.760663] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  253.767932] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  253.775199] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  253.782462] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  253.789737]  ? do_shrink_slab+0x1c5/0xd30
[  253.793905]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.799273]  do_shrink_slab+0x1c5/0xd30
[  253.803247]  ? lock_acquire+0x1ed/0x520
[  253.807220]  ? snapshot_refaults+0x290/0x290
[  253.811625]  ? lock_release+0xa00/0xa00
[  253.815600]  ? perf_trace_sched_process_exec+0x860/0x860
[  253.821054]  ? down_read_trylock+0xda/0x140
[  253.825368]  ? shrink_slab+0x207/0x8c0
[  253.829270]  ? downgrade_write+0x270/0x270
[  253.833512]  shrink_slab+0x389/0x8c0
[  253.837221]  ? shrink_active_list+0x1f00/0x1f00
[  253.841895]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  253.847527]  ? kasan_check_read+0x11/0x20
[  253.851667]  ? do_raw_spin_unlock+0xa7/0x330
[  253.856074]  ? ___preempt_schedule+0x16/0x18
[  253.860484]  ? _raw_spin_unlock+0x3f/0x50
[  253.864635]  shrink_node+0x431/0x16b0
[  253.868432]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  253.873727]  ? shrink_node_memcg+0x18f0/0x18f0
[  253.878304]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  253.882884]  ? trace_hardirqs_on+0xbd/0x310
[  253.887210]  ? vmpressure+0x271/0x340
[  253.891007]  ? do_raw_spin_trylock+0x270/0x270
[  253.895590]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  253.901142]  ? __cpuset_node_allowed+0x19b/0x660
[  253.905915]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  253.911619]  ? vmpressure+0x1a2/0x340
[  253.915425]  do_try_to_free_pages+0x3e7/0x1290
[  253.920003]  ? zap_class+0x640/0x640
[  253.923723]  ? shrink_node+0x16b0/0x16b0
[  253.927778]  ? __lock_is_held+0xb5/0x140
[  253.931845]  try_to_free_pages+0x4d0/0xb90
[  253.936078]  ? do_try_to_free_pages+0x1290/0x1290
[  253.940935]  ? lock_acquire+0x1ed/0x520
[  253.944913]  ? set_page_refcounted+0x280/0x280
[  253.949496]  ? lock_release+0xa00/0xa00
[  253.953465]  ? _raw_spin_unlock_irq+0x60/0x80
[  253.957959]  ? psi_memstall_enter+0x240/0x2b0
[  253.962451]  ? psi_memstall_tick+0x230/0x230
[  253.966868]  __alloc_pages_slowpath+0xa14/0x2e10
[  253.971648]  ? warn_alloc+0x120/0x120
[  253.975443]  ? mark_held_locks+0x130/0x130
[  253.979684]  ? find_get_entry+0xaae/0x1120
[  253.983940]  ? filemap_map_pages+0x1a20/0x1a20
[  253.988524]  ? zap_class+0x640/0x640
[  253.992242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.997776]  ? check_preemption_disabled+0x48/0x280
[  254.002786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.008321]  ? should_fail+0x22d/0xd01
[  254.012210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.017310]  ? zap_class+0x640/0x640
[  254.021042]  ? __lock_is_held+0xb5/0x140
[  254.025105]  ? mark_held_locks+0x130/0x130
[  254.029367]  ? lock_release+0xa00/0xa00
[  254.033336]  ? perf_trace_sched_process_exec+0x860/0x860
[  254.038782]  ? xa_load+0x2ba/0x460
[  254.042322]  ? lock_downgrade+0x900/0x900
[  254.046469]  ? __might_sleep+0x95/0x190
[  254.050439]  __alloc_pages_nodemask+0xa80/0xde0
[  254.055110]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  254.060231]  ? __page_cache_alloc+0x191/0x5c0
[  254.064720]  ? xa_load+0x2e1/0x460
[  254.068261]  ? xa_clear_mark+0x40/0x40
[  254.072151]  ? zap_class+0x640/0x640
[  254.075880]  ? zap_class+0x640/0x640
[  254.079596]  ? zap_class+0x640/0x640
[  254.083303]  ? __do_page_cache_readahead+0x663/0x810
[  254.088408]  ? find_held_lock+0x36/0x1c0
[  254.092469]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  254.098004]  alloc_pages_current+0x173/0x350
[  254.102415]  __page_cache_alloc+0x38c/0x5c0
[  254.106729]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  254.111650]  ? kasan_check_read+0x11/0x20
[  254.115794]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.121067]  ? generic_perform_write+0x6a0/0x6a0
[  254.125822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.131355]  ? check_preemption_disabled+0x48/0x280
[  254.136370]  filemap_fault+0x1595/0x25f0
[  254.140436]  ? __lock_page_or_retry+0xa00/0xa00
[  254.145106]  ? mark_held_locks+0x130/0x130
[  254.149344]  ? filemap_map_pages+0xd6b/0x1a20
[  254.153837]  ? lock_downgrade+0x900/0x900
[  254.157979]  ? check_preemption_disabled+0x48/0x280
[  254.163175]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  254.168098]  ? kasan_check_read+0x11/0x20
[  254.172238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.177507]  ? rcu_softirq_qs+0x20/0x20
[  254.181488]  ? filemap_map_pages+0xd92/0x1a20
[  254.185985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.191527]  ? find_get_entries_tag+0x1400/0x1400
[  254.196368]  ? __lock_acquire+0x62f/0x4c20
[  254.200607]  ? lock_acquire+0x1ed/0x520
[  254.204579]  ? ext4_filemap_fault+0x7a/0xad
[  254.208905]  ? lock_release+0xa00/0xa00
[  254.212887]  ? perf_trace_sched_process_exec+0x860/0x860
[  254.218333]  ? print_usage_bug+0xc0/0xc0
[  254.222389]  ? print_usage_bug+0xc0/0xc0
[  254.226454]  ? down_read+0x8d/0x120
[  254.230076]  ? ext4_filemap_fault+0x7a/0xad
[  254.234394]  ? __down_interruptible+0x700/0x700
[  254.239082]  ext4_filemap_fault+0x82/0xad
[  254.243228]  __do_fault+0x100/0x6b0
[  254.246854]  ? pmd_devmap_trans_unstable+0x220/0x220
[  254.251961]  ? mark_held_locks+0x130/0x130
[  254.256193]  ? mark_held_locks+0x130/0x130
[  254.260426]  ? find_held_lock+0x36/0x1c0
[  254.264487]  ? find_held_lock+0x36/0x1c0
[  254.268547]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.274184]  __handle_mm_fault+0x3ea0/0x5be0
[  254.278586]  ? poll_select_copy_remaining+0x18c/0x6a0
[  254.283781]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  254.288627]  ? __might_fault+0x12b/0x1e0
[  254.292683]  ? lock_downgrade+0x900/0x900
[  254.296847]  ? zap_class+0x640/0x640
[  254.300562]  ? zap_class+0x640/0x640
[  254.304276]  ? find_held_lock+0x36/0x1c0
[  254.308339]  ? handle_mm_fault+0x42a/0xc70
[  254.312674]  ? lock_downgrade+0x900/0x900
[  254.316819]  ? check_preemption_disabled+0x48/0x280
[  254.321834]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  254.326766]  ? kasan_check_read+0x11/0x20
[  254.330909]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.336184]  ? rcu_softirq_qs+0x20/0x20
[  254.340157]  ? trace_hardirqs_off_caller+0x310/0x310
[  254.345259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.350794]  ? check_preemption_disabled+0x48/0x280
[  254.355815]  handle_mm_fault+0x54f/0xc70
[  254.359880]  ? __handle_mm_fault+0x5be0/0x5be0
[  254.364464]  ? find_vma+0x34/0x190
[  254.368008]  __do_page_fault+0x5e8/0xe60
[  254.372066]  ? trace_hardirqs_off+0xb8/0x310
[  254.376480]  do_page_fault+0xf2/0x7e0
[  254.380276]  ? vmalloc_sync_all+0x30/0x30
[  254.384419]  ? error_entry+0x70/0xd0
[  254.388133]  ? trace_hardirqs_off_caller+0xbb/0x310
[  254.393145]  ? trace_hardirqs_on_caller+0xc0/0x310
[  254.398069]  ? syscall_return_slowpath+0x5e0/0x5e0
[  254.402993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.407835]  ? trace_hardirqs_on_caller+0x310/0x310
[  254.412864]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.418313]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  254.423327]  ? prepare_exit_to_usermode+0x291/0x3b0
[  254.428351]  ? page_fault+0x8/0x30
[  254.431894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.436732]  ? page_fault+0x8/0x30
[  254.440281]  page_fault+0x1e/0x30
[  254.443727] RIP: 0033:0x7f30b3a05dd3
[  254.447452] Code: Bad RIP value.
[  254.450809] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  254.456164] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  254.463430] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  254.470696] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  254.477961] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  254.485238] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  254.492522] warn_alloc_show_mem: 1 callbacks suppressed
[  254.492532] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  254.492533] Mem-Info:
[  254.492564] active_anon:48525 inactive_anon:197 isolated_anon:0
[  254.492564]  active_file:12 inactive_file:12 isolated_file:0
[  254.492564]  unevictable:0 dirty:0 writeback:0 unstable:0
[  254.492564]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  254.492564]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  254.492564]  free:13677 free_pcp:357 free_cma:0
[  254.497898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  254.505081] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  254.507468] Call Trace:
[  254.540415] 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
[  254.549758]  <IRQ>
[  254.577227] lowmem_reserve[]: 0 2818 6321 6321
[  254.579812]  dump_stack+0x244/0x39d
[  254.606427] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  254.608586]  ? dump_stack_print_info.cold.1+0x20/0x20
[  254.613128] lowmem_reserve[]: 0 0 3503 3503
[  254.616753]  warn_alloc.cold.116+0xb7/0x1bd
[  254.644300] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  254.649479]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  254.653769] lowmem_reserve[]: 0 0 0 0
[  254.658086]  ? lock_downgrade+0x900/0x900
[  254.687030] 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
[  254.691874]  ? trace_hardirqs_off+0xb8/0x310
[  254.695643] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  254.699783]  ? trace_hardirqs_off+0xb8/0x310
[  254.713292] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  254.717695]  __alloc_pages_slowpath+0x26e8/0x2e10
[  254.733013] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  254.737425]  ? warn_alloc+0x120/0x120
[  254.751941] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  254.751948] 268 total pagecache pages
[  254.757277]  ? print_usage_bug+0xc0/0xc0
[  254.766102] 0 pages in swap cache
[  254.769878]  ? warn_alloc+0x120/0x120
[  254.778429] Swap cache stats: add 0, delete 0, find 0/0
[  254.782216]  ? warn_alloc+0x120/0x120
[  254.786246] Free swap  = 0kB
[  254.789685]  ? print_usage_bug+0xc0/0xc0
[  254.793457] Total swap = 0kB
[  254.798810]  ? kvm_clock_read+0x18/0x30
[  254.802590] 1965979 pages RAM
[  254.805601]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  254.809634] 0 pages HighMem/MovableOnly
[  254.812640]  ? print_usage_bug+0xc0/0xc0
[  254.816580] 342853 pages reserved
[  254.816584] 0 pages cma reserved
[  254.816648] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  254.819683]  ? __lock_acquire+0x62f/0x4c20
[  254.819701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.819717]  ? should_fail+0x22d/0xd01
[  254.824756] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  254.828665]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  254.832701] init cpuset=/ mems_allowed=0
[  254.836146]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.883640]  ? __lock_acquire+0x62f/0x4c20
[  254.887874]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.892973]  ? __lock_acquire+0x62f/0x4c20
[  254.897199]  ? should_fail+0x22d/0xd01
[  254.901077]  ? rcu_irq_exit+0x1a2/0x390
[  254.905054]  ? mark_held_locks+0x130/0x130
[  254.909293]  ? mark_held_locks+0x130/0x130
[  254.913527]  ? mark_held_locks+0xc7/0x130
[  254.917669]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  254.922683]  ? zap_class+0x640/0x640
[  254.926393]  ? print_usage_bug+0xc0/0xc0
[  254.930456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.935986]  ? check_preemption_disabled+0x48/0x280
[  254.941007]  ? __lock_is_held+0xb5/0x140
[  254.945069]  __alloc_pages_nodemask+0xa80/0xde0
[  254.949733]  ? zap_class+0x640/0x640
[  254.953448]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  254.958469]  ? find_held_lock+0x36/0x1c0
[  254.962532]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.967202]  ? lock_downgrade+0x900/0x900
[  254.971351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.976888]  cache_grow_begin+0xa5/0x8c0
[  254.980942]  ? do_raw_spin_unlock+0xa7/0x330
[  254.985351]  fallback_alloc+0x204/0x2e0
[  254.989324]  ____cache_alloc_node+0x1c7/0x1e0
[  254.993831]  kmem_cache_alloc_node+0xe3/0x730
[  254.998332]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.002579]  __alloc_skb+0x119/0x770
[  255.006285]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  255.011560]  ? netdev_alloc_frag+0x1f0/0x1f0
[  255.015968]  ? lock_downgrade+0x900/0x900
[  255.020118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.025651]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.031098]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.036542]  ? addrconf_rs_timer+0x690/0x690
[  255.040957]  ndisc_alloc_skb+0x144/0x340
[  255.045019]  ndisc_send_rs+0x331/0x6e0
[  255.048908]  addrconf_rs_timer+0x314/0x690
[  255.053141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.057377]  call_timer_fn+0x272/0x920
[  255.061282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.065514]  ? process_timeout+0x40/0x40
[  255.069581]  ? __run_timers+0x7da/0xc70
[  255.073554]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.078044]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.082532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.086767]  ? lockdep_hardirqs_on+0x296/0x5b0
[  255.091355]  ? trace_hardirqs_on+0xbd/0x310
[  255.095675]  ? kasan_check_read+0x11/0x20
[  255.099824]  ? __run_timers+0x7da/0xc70
[  255.103821]  ? trace_hardirqs_off_caller+0x310/0x310
[  255.108926]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.113160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.117389]  __run_timers+0x7e5/0xc70
[  255.121196]  ? timer_fixup_init+0x70/0x70
[  255.125338]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.130351]  ? zap_class+0x640/0x640
[  255.134067]  ? enqueue_hrtimer+0x1a5/0x560
[  255.138301]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.143489]  ? find_held_lock+0x36/0x1c0
[  255.147547]  ? zap_class+0x640/0x640
[  255.151260]  ? pvclock_read_flags+0x160/0x160
[  255.155753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.161287]  ? check_preemption_disabled+0x48/0x280
[  255.166305]  ? __lock_is_held+0xb5/0x140
[  255.170360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.175896]  ? check_preemption_disabled+0x48/0x280
[  255.180914]  run_timer_softirq+0x52/0xb0
[  255.184971]  ? rcu_read_lock_sched_held+0x14f/0x180
[  255.189997]  __do_softirq+0x308/0xb7e
[  255.193806]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  255.198296]  ? lock_downgrade+0x900/0x900
[  255.202441]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  255.207553]  ? pvclock_read_flags+0x160/0x160
[  255.212044]  ? lapic_next_event+0x5a/0x90
[  255.216187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.221722]  ? kvm_clock_read+0x18/0x30
[  255.225689]  ? kvm_sched_clock_read+0x9/0x20
[  255.230094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.235628]  ? check_preemption_disabled+0x48/0x280
[  255.240648]  irq_exit+0x17f/0x1c0
[  255.244103]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.248942]  ? smp_reschedule_interrupt+0x109/0x650
[  255.253955]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.259837]  ? interrupt_entry+0xb5/0xc0
[  255.263895]  ? trace_hardirqs_off_caller+0xbb/0x310
[  255.268929]  ? trace_hardirqs_off_caller+0xbb/0x310
[  255.273945]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.278790]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.283817]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.288825]  ? task_prio+0x50/0x50
[  255.292363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.297900]  ? check_preemption_disabled+0x48/0x280
[  255.302914]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.307757]  apic_timer_interrupt+0xf/0x20
[  255.311988]  </IRQ>
[  255.314220] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  255.319147] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  255.338045] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  255.345748] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  255.353019] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  255.360285] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  255.367553] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  255.374821] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  255.382114]  skb_clone+0x1bb/0x500
[  255.385652]  ? finish_task_switch+0x2f4/0x910
[  255.390145]  ? skb_split+0x11e0/0x11e0
[  255.394033]  ? preempt_notifier_register+0x200/0x200
[  255.399131]  ? __switch_to_asm+0x34/0x70
[  255.403187]  ? __switch_to_asm+0x34/0x70
[  255.407241]  ? __switch_to_asm+0x40/0x70
[  255.411295]  ? __switch_to_asm+0x34/0x70
[  255.415349]  ? __switch_to_asm+0x40/0x70
[  255.419402]  ? __switch_to_asm+0x34/0x70
[  255.423453]  ? __switch_to_asm+0x40/0x70
[  255.427510]  ? __switch_to_asm+0x34/0x70
[  255.431568]  ? __switch_to_asm+0x34/0x70
[  255.435620]  ? __switch_to_asm+0x40/0x70
[  255.439671]  ? __switch_to_asm+0x34/0x70
[  255.443732]  bpf_clone_redirect+0xb9/0x490
[  255.447964]  ? __schedule+0x8d7/0x21d0
[  255.451852]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  255.456866]  ? __sched_text_start+0x8/0x8
[  255.461011]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.465779]  ? find_held_lock+0x36/0x1c0
[  255.469857]  ? lock_acquire+0x1ed/0x520
[  255.473827]  ? bpf_test_run+0x3cb/0x780
[  255.477801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.483336]  ? check_preemption_disabled+0x48/0x280
[  255.488351]  ? kasan_check_read+0x11/0x20
[  255.492495]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  255.497777]  ? rcu_softirq_qs+0x20/0x20
[  255.501922]  ? preempt_schedule+0x4d/0x60
[  255.506066]  ? ___preempt_schedule+0x16/0x18
[  255.510477]  ? bpf_test_run+0x25d/0x780
[  255.514455]  ? netlink_diag_dump+0x2a0/0x2a0
[  255.518860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.524391]  ? bpf_test_init.isra.10+0x70/0x100
[  255.529060]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  255.533822]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  255.538659]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.544192]  ? fput+0x130/0x1a0
[  255.547466]  ? __bpf_prog_get+0x9b/0x290
[  255.551529]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  255.556369]  ? bpf_prog_test_run+0x130/0x1a0
[  255.560779]  ? __x64_sys_bpf+0x3d8/0x520
[  255.564837]  ? bpf_prog_get+0x20/0x20
[  255.568649]  ? do_syscall_64+0x1b9/0x820
[  255.572707]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  255.578070]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.582998]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.587838]  ? trace_hardirqs_on_caller+0x310/0x310
[  255.592872]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  255.597885]  ? prepare_exit_to_usermode+0x291/0x3b0
[  255.602904]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.607758]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  255.613136] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  255.613196] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  255.619276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.619280] Call Trace:
[  255.619286]  <IRQ>
[  255.619302]  dump_stack+0x244/0x39d
[  255.619321]  ? dump_stack_print_info.cold.1+0x20/0x20
[  255.625834] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.635156]  warn_alloc.cold.116+0xb7/0x1bd
[  255.637706] syz-executor5 cpuset=syz5 mems_allowed=0
[  255.639845]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  255.673297]  ? lock_downgrade+0x900/0x900
[  255.677449]  ? trace_hardirqs_off+0xb8/0x310
[  255.681861]  ? trace_hardirqs_off+0xb8/0x310
[  255.686276]  __alloc_pages_slowpath+0x26e8/0x2e10
[  255.691139]  ? warn_alloc+0x120/0x120
[  255.694935]  ? print_usage_bug+0xc0/0xc0
[  255.698992]  ? warn_alloc+0x120/0x120
[  255.702795]  ? warn_alloc+0x120/0x120
[  255.706589]  ? print_usage_bug+0xc0/0xc0
[  255.710650]  ? print_usage_bug+0xc0/0xc0
[  255.714705]  ? __lock_acquire+0x62f/0x4c20
[  255.718955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.724486]  ? should_fail+0x22d/0xd01
[  255.728372]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.733473]  ? __lock_acquire+0x62f/0x4c20
[  255.737709]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.742809]  ? __lock_acquire+0x62f/0x4c20
[  255.747037]  ? should_fail+0x22d/0xd01
[  255.750917]  ? find_held_lock+0x36/0x1c0
[  255.754979]  ? mark_held_locks+0x130/0x130
[  255.759215]  ? mark_held_locks+0x130/0x130
[  255.763446]  ? zap_class+0x640/0x640
[  255.767176]  ? zap_class+0x640/0x640
[  255.770889]  ? print_usage_bug+0xc0/0xc0
[  255.774944]  ? do_raw_spin_unlock+0xa7/0x330
[  255.779347]  ? zap_class+0x640/0x640
[  255.783058]  ? print_usage_bug+0xc0/0xc0
[  255.787112]  ? wq_watchdog_touch+0x9c/0xfe
[  255.791348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.796881]  ? check_preemption_disabled+0x48/0x280
[  255.801899]  ? __lock_is_held+0xb5/0x140
[  255.805985]  __alloc_pages_nodemask+0xa80/0xde0
[  255.810654]  ? zap_class+0x640/0x640
[  255.814381]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  255.819404]  ? find_held_lock+0x36/0x1c0
[  255.823471]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.828138]  ? lock_downgrade+0x900/0x900
[  255.832288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.837822]  cache_grow_begin+0xa5/0x8c0
[  255.841881]  ? do_raw_spin_unlock+0xa7/0x330
[  255.846291]  fallback_alloc+0x204/0x2e0
[  255.850265]  ____cache_alloc_node+0x1c7/0x1e0
[  255.854769]  kmem_cache_alloc_node+0xe3/0x730
[  255.859264]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.863505]  __alloc_skb+0x119/0x770
[  255.867213]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  255.872488]  ? netdev_alloc_frag+0x1f0/0x1f0
[  255.876889]  ? lock_downgrade+0x900/0x900
[  255.881041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.886574]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.892023]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.897466]  ? addrconf_rs_timer+0x690/0x690
[  255.901878]  ndisc_alloc_skb+0x144/0x340
[  255.905940]  ndisc_send_rs+0x331/0x6e0
[  255.909828]  addrconf_rs_timer+0x314/0x690
[  255.914063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.918302]  call_timer_fn+0x272/0x920
[  255.922183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.926409]  ? process_timeout+0x40/0x40
[  255.930471]  ? mark_held_locks+0xc7/0x130
[  255.934615]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.939105]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.943591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.947820]  ? lockdep_hardirqs_on+0x296/0x5b0
[  255.952404]  ? trace_hardirqs_on+0xbd/0x310
[  255.956732]  ? kasan_check_read+0x11/0x20
[  255.960872]  ? __run_timers+0x7da/0xc70
[  255.964839]  ? trace_hardirqs_off_caller+0x310/0x310
[  255.970114]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.974349]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.978581]  __run_timers+0x7e5/0xc70
[  255.982389]  ? timer_fixup_init+0x70/0x70
[  255.986533]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.991543]  ? zap_class+0x640/0x640
[  255.995259]  ? print_usage_bug+0xc0/0xc0
[  255.999317]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.004509]  ? find_held_lock+0x36/0x1c0
[  256.008570]  ? zap_class+0x640/0x640
[  256.012282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.017810]  ? check_preemption_disabled+0x48/0x280
[  256.022831]  ? __lock_is_held+0xb5/0x140
[  256.026885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.032416]  ? check_preemption_disabled+0x48/0x280
[  256.037432]  run_timer_softirq+0x52/0xb0
[  256.041505]  ? rcu_read_lock_sched_held+0x14f/0x180
[  256.046514]  __do_softirq+0x308/0xb7e
[  256.050311]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  256.054801]  ? lock_downgrade+0x900/0x900
[  256.058948]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  256.064057]  ? pvclock_read_flags+0x160/0x160
[  256.068550]  ? lapic_next_event+0x5a/0x90
[  256.072697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.078238]  ? kvm_clock_read+0x18/0x30
[  256.082206]  ? kvm_sched_clock_read+0x9/0x20
[  256.086611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.092154]  ? check_preemption_disabled+0x48/0x280
[  256.097169]  irq_exit+0x17f/0x1c0
[  256.100617]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.105454]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.111336]  ? interrupt_entry+0xb5/0xc0
[  256.115392]  ? trace_hardirqs_off_caller+0xbb/0x310
[  256.120403]  ? trace_hardirqs_off_caller+0xbb/0x310
[  256.125414]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.130254]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.135262]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.140275]  ? task_prio+0x50/0x50
[  256.143815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.149354]  ? check_preemption_disabled+0x48/0x280
[  256.154369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.159212]  apic_timer_interrupt+0xf/0x20
[  256.163437]  </IRQ>
[  256.165668] RIP: 0010:write_comp_data+0x1b/0x70
[  256.170335] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  256.189315] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  256.197018] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  256.204279] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  256.211543] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  256.218815] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  256.226078] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  256.233355]  ? do_shrink_slab+0x1c5/0xd30
[  256.237506]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.242880]  do_shrink_slab+0x1c5/0xd30
[  256.246852]  ? lock_acquire+0x1ed/0x520
[  256.250823]  ? snapshot_refaults+0x290/0x290
[  256.255226]  ? lock_release+0xa00/0xa00
[  256.259199]  ? perf_trace_sched_process_exec+0x860/0x860
[  256.264653]  ? down_read_trylock+0xda/0x140
[  256.268985]  ? shrink_slab+0x207/0x8c0
[  256.272895]  ? downgrade_write+0x270/0x270
[  256.277146]  shrink_slab+0x389/0x8c0
[  256.280854]  ? shrink_active_list+0x1f00/0x1f00
[  256.285527]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  256.291149]  ? kasan_check_read+0x11/0x20
[  256.295295]  ? do_raw_spin_unlock+0xa7/0x330
[  256.299712]  ? ___preempt_schedule+0x16/0x18
[  256.304139]  ? _raw_spin_unlock+0x3f/0x50
[  256.308288]  shrink_node+0x431/0x16b0
[  256.312086]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  256.317384]  ? shrink_node_memcg+0x18f0/0x18f0
[  256.321965]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  256.326543]  ? trace_hardirqs_on+0xbd/0x310
[  256.330860]  ? vmpressure+0x271/0x340
[  256.334657]  ? do_raw_spin_trylock+0x270/0x270
[  256.339244]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  256.344779]  ? __cpuset_node_allowed+0x19b/0x660
[  256.349531]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  256.355235]  ? vmpressure+0x1a2/0x340
[  256.359042]  do_try_to_free_pages+0x3e7/0x1290
[  256.363619]  ? zap_class+0x640/0x640
[  256.367345]  ? shrink_node+0x16b0/0x16b0
[  256.371404]  ? __lock_is_held+0xb5/0x140
[  256.375472]  try_to_free_pages+0x4d0/0xb90
[  256.379714]  ? do_try_to_free_pages+0x1290/0x1290
[  256.384563]  ? lock_acquire+0x1ed/0x520
[  256.388532]  ? set_page_refcounted+0x280/0x280
[  256.393130]  ? lock_release+0xa00/0xa00
[  256.397103]  ? _raw_spin_unlock_irq+0x60/0x80
[  256.401593]  ? psi_memstall_enter+0x240/0x2b0
[  256.406085]  ? psi_memstall_tick+0x230/0x230
[  256.410514]  __alloc_pages_slowpath+0xa14/0x2e10
[  256.415291]  ? warn_alloc+0x120/0x120
[  256.419447]  ? mark_held_locks+0x130/0x130
[  256.423689]  ? find_get_entry+0xaae/0x1120
[  256.427928]  ? filemap_map_pages+0x1a20/0x1a20
[  256.432516]  ? zap_class+0x640/0x640
[  256.436242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.441777]  ? check_preemption_disabled+0x48/0x280
[  256.446787]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.452320]  ? should_fail+0x22d/0xd01
[  256.456206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.461305]  ? zap_class+0x640/0x640
[  256.465036]  ? __lock_is_held+0xb5/0x140
[  256.469099]  ? mark_held_locks+0x130/0x130
[  256.473333]  ? lock_release+0xa00/0xa00
[  256.477305]  ? perf_trace_sched_process_exec+0x860/0x860
[  256.482754]  ? xa_load+0x2ba/0x460
[  256.486292]  ? lock_downgrade+0x900/0x900
[  256.490440]  ? __might_sleep+0x95/0x190
[  256.494430]  __alloc_pages_nodemask+0xa80/0xde0
[  256.499101]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  256.504114]  ? __page_cache_alloc+0x191/0x5c0
[  256.508604]  ? xa_load+0x2e1/0x460
[  256.512140]  ? xa_clear_mark+0x40/0x40
[  256.516023]  ? zap_class+0x640/0x640
[  256.519740]  ? zap_class+0x640/0x640
[  256.523447]  ? zap_class+0x640/0x640
[  256.527160]  ? __do_page_cache_readahead+0x663/0x810
[  256.532267]  ? find_held_lock+0x36/0x1c0
[  256.536328]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  256.541865]  alloc_pages_current+0x173/0x350
[  256.546274]  __page_cache_alloc+0x38c/0x5c0
[  256.550588]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  256.555514]  ? kasan_check_read+0x11/0x20
[  256.559655]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  256.564942]  ? generic_perform_write+0x6a0/0x6a0
[  256.569698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.575229]  ? check_preemption_disabled+0x48/0x280
[  256.580249]  filemap_fault+0x1595/0x25f0
[  256.584314]  ? __lock_page_or_retry+0xa00/0xa00
[  256.589533]  ? mark_held_locks+0x130/0x130
[  256.593773]  ? filemap_map_pages+0xd6b/0x1a20
[  256.598264]  ? lock_downgrade+0x900/0x900
[  256.602406]  ? check_preemption_disabled+0x48/0x280
[  256.607418]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  256.612343]  ? kasan_check_read+0x11/0x20
[  256.616496]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  256.621781]  ? rcu_softirq_qs+0x20/0x20
[  256.625761]  ? filemap_map_pages+0xd92/0x1a20
[  256.630255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.635792]  ? find_get_entries_tag+0x1400/0x1400
[  256.640633]  ? __lock_acquire+0x62f/0x4c20
[  256.644883]  ? lock_acquire+0x1ed/0x520
[  256.648855]  ? ext4_filemap_fault+0x7a/0xad
[  256.653175]  ? lock_release+0xa00/0xa00
[  256.657143]  ? perf_trace_sched_process_exec+0x860/0x860
[  256.662589]  ? print_usage_bug+0xc0/0xc0
[  256.666649]  ? print_usage_bug+0xc0/0xc0
[  256.670718]  ? down_read+0x8d/0x120
[  256.674340]  ? ext4_filemap_fault+0x7a/0xad
[  256.678664]  ? __down_interruptible+0x700/0x700
[  256.683340]  ext4_filemap_fault+0x82/0xad
[  256.687483]  __do_fault+0x100/0x6b0
[  256.691113]  ? pmd_devmap_trans_unstable+0x220/0x220
[  256.696215]  ? mark_held_locks+0x130/0x130
[  256.700452]  ? mark_held_locks+0x130/0x130
[  256.704684]  ? find_held_lock+0x36/0x1c0
[  256.708745]  ? find_held_lock+0x36/0x1c0
[  256.712800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.718345]  __handle_mm_fault+0x3ea0/0x5be0
[  256.722748]  ? poll_select_copy_remaining+0x18c/0x6a0
[  256.727941]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  256.732783]  ? __might_fault+0x12b/0x1e0
[  256.736840]  ? lock_downgrade+0x900/0x900
[  256.740995]  ? zap_class+0x640/0x640
[  256.744706]  ? zap_class+0x640/0x640
[  256.748424]  ? find_held_lock+0x36/0x1c0
[  256.752814]  ? handle_mm_fault+0x42a/0xc70
[  256.757054]  ? lock_downgrade+0x900/0x900
[  256.761199]  ? check_preemption_disabled+0x48/0x280
[  256.766223]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  256.771146]  ? kasan_check_read+0x11/0x20
[  256.775309]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  256.780586]  ? rcu_softirq_qs+0x20/0x20
[  256.784558]  ? trace_hardirqs_off_caller+0x310/0x310
[  256.789669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.795200]  ? check_preemption_disabled+0x48/0x280
[  256.800218]  handle_mm_fault+0x54f/0xc70
[  256.804277]  ? __handle_mm_fault+0x5be0/0x5be0
[  256.808858]  ? find_vma+0x34/0x190
[  256.812397]  __do_page_fault+0x5e8/0xe60
[  256.816457]  ? trace_hardirqs_off+0xb8/0x310
[  256.820869]  do_page_fault+0xf2/0x7e0
[  256.824782]  ? vmalloc_sync_all+0x30/0x30
[  256.828927]  ? error_entry+0x70/0xd0
[  256.832635]  ? trace_hardirqs_off_caller+0xbb/0x310
[  256.837658]  ? trace_hardirqs_on_caller+0xc0/0x310
[  256.842582]  ? syscall_return_slowpath+0x5e0/0x5e0
[  256.847506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.852348]  ? trace_hardirqs_on_caller+0x310/0x310
[  256.857358]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.862808]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  256.867821]  ? prepare_exit_to_usermode+0x291/0x3b0
[  256.872837]  ? page_fault+0x8/0x30
[  256.876375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.881214]  ? page_fault+0x8/0x30
[  256.884750]  page_fault+0x1e/0x30
[  256.888196] RIP: 0033:0x7f30b3a05dd3
[  256.891920] Code: Bad RIP value.
[  256.895278] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  256.900734] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  256.907999] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  256.915260] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  256.922521] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  256.929782] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  256.937071] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  256.937075] warn_alloc_show_mem: 1 callbacks suppressed
[  256.937081] Mem-Info:
[  256.944259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  256.949619] active_anon:48525 inactive_anon:197 isolated_anon:0
[  256.949619]  active_file:12 inactive_file:12 isolated_file:0
[  256.949619]  unevictable:0 dirty:0 writeback:0 unstable:0
[  256.949619]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  256.949619]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  256.949619]  free:13677 free_pcp:357 free_cma:0
[  256.951988] Call Trace:
[  256.961364] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  256.994212]  <IRQ>
[  256.996778] 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
[  257.024267]  dump_stack+0x244/0x39d
[  257.026386] lowmem_reserve[]: 0 2818 6321 6321
[  257.052488]  ? dump_stack_print_info.cold.1+0x20/0x20
[  257.056083] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  257.060668]  warn_alloc.cold.116+0xb7/0x1bd
[  257.065825] lowmem_reserve[]: 0 0 3503 3503
[  257.093404]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  257.097697] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  257.102014]  ? lock_downgrade+0x900/0x900
[  257.106823] lowmem_reserve[]: 0 0 0 0
[  257.135799]  ? trace_hardirqs_off+0xb8/0x310
[  257.139917] 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
[  257.143713]  ? trace_hardirqs_off+0xb8/0x310
[  257.148089] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  257.161605]  __alloc_pages_slowpath+0x26e8/0x2e10
[  257.165987] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  257.181344]  ? warn_alloc+0x120/0x120
[  257.186143] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  257.200693]  ? print_usage_bug+0xc0/0xc0
[  257.204468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  257.213285]  ? warn_alloc+0x120/0x120
[  257.217320] 268 total pagecache pages
[  257.225886]  ? warn_alloc+0x120/0x120
[  257.229669] 0 pages in swap cache
[  257.233447]  ? print_usage_bug+0xc0/0xc0
[  257.237225] Swap cache stats: add 0, delete 0, find 0/0
[  257.240661]  ? print_usage_bug+0xc0/0xc0
[  257.244692] Free swap  = 0kB
[  257.250045]  ? __lock_acquire+0x62f/0x4c20
[  257.254078] Total swap = 0kB
[  257.257091]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.261293] 1965979 pages RAM
[  257.264297]  ? should_fail+0x22d/0xd01
[  257.269803] 0 pages HighMem/MovableOnly
[  257.272898]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.276757] 342853 pages reserved
[  257.280717]  ? __lock_acquire+0x62f/0x4c20
[  257.285790] 0 pages cma reserved
[  257.289233]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.293494] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  257.296791]  ? __lock_acquire+0x62f/0x4c20
[  257.296806]  ? should_fail+0x22d/0xd01
[  257.301957] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  257.308372]  ? find_held_lock+0x36/0x1c0
[  257.312575] init cpuset=/ mems_allowed=0
[  257.316456]  ? mark_held_locks+0x130/0x130
[  257.338442]  ? mark_held_locks+0x130/0x130
[  257.342671]  ? zap_class+0x640/0x640
[  257.346386]  ? zap_class+0x640/0x640
[  257.350096]  ? print_usage_bug+0xc0/0xc0
[  257.354153]  ? do_raw_spin_unlock+0xa7/0x330
[  257.358558]  ? zap_class+0x640/0x640
[  257.362266]  ? print_usage_bug+0xc0/0xc0
[  257.366321]  ? wq_watchdog_touch+0x9c/0xfe
[  257.370554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.376101]  ? check_preemption_disabled+0x48/0x280
[  257.381125]  ? __lock_is_held+0xb5/0x140
[  257.385189]  __alloc_pages_nodemask+0xa80/0xde0
[  257.389852]  ? zap_class+0x640/0x640
[  257.393565]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  257.398591]  ? find_held_lock+0x36/0x1c0
[  257.402663]  ? ____cache_alloc_node+0x1c7/0x1e0
[  257.407327]  ? lock_downgrade+0x900/0x900
[  257.411480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.417019]  cache_grow_begin+0xa5/0x8c0
[  257.421073]  ? do_raw_spin_unlock+0xa7/0x330
[  257.425482]  fallback_alloc+0x204/0x2e0
[  257.429456]  ____cache_alloc_node+0x1c7/0x1e0
[  257.433949]  kmem_cache_alloc_node+0xe3/0x730
[  257.438439]  ? ipv6_get_ifaddr+0x42e/0x620
[  257.442675]  __alloc_skb+0x119/0x770
[  257.446382]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.451658]  ? netdev_alloc_frag+0x1f0/0x1f0
[  257.456061]  ? lock_downgrade+0x900/0x900
[  257.460210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.465750]  ? refcount_sub_and_test_checked+0x203/0x310
[  257.471198]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  257.476648]  ? addrconf_rs_timer+0x690/0x690
[  257.481060]  ndisc_alloc_skb+0x144/0x340
[  257.485120]  ndisc_send_rs+0x331/0x6e0
[  257.489010]  addrconf_rs_timer+0x314/0x690
[  257.493248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.497488]  call_timer_fn+0x272/0x920
[  257.501373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.505611]  ? process_timeout+0x40/0x40
[  257.509686]  ? __run_timers+0x7da/0xc70
[  257.513662]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.518150]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.522639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.526870]  ? lockdep_hardirqs_on+0x296/0x5b0
[  257.534576]  ? trace_hardirqs_on+0xbd/0x310
[  257.538899]  ? kasan_check_read+0x11/0x20
[  257.543042]  ? __run_timers+0x7da/0xc70
[  257.547009]  ? trace_hardirqs_off_caller+0x310/0x310
[  257.552110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.556345]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.560572]  __run_timers+0x7e5/0xc70
[  257.564392]  ? timer_fixup_init+0x70/0x70
[  257.568535]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.573543]  ? zap_class+0x640/0x640
[  257.577255]  ? enqueue_hrtimer+0x1a5/0x560
[  257.581486]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  257.586678]  ? find_held_lock+0x36/0x1c0
[  257.590745]  ? zap_class+0x640/0x640
[  257.594457]  ? pvclock_read_flags+0x160/0x160
[  257.598956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.604492]  ? check_preemption_disabled+0x48/0x280
[  257.609509]  ? __lock_is_held+0xb5/0x140
[  257.613565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.619103]  ? check_preemption_disabled+0x48/0x280
[  257.624115]  run_timer_softirq+0x52/0xb0
[  257.628170]  ? rcu_read_lock_sched_held+0x14f/0x180
[  257.633180]  __do_softirq+0x308/0xb7e
[  257.636979]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  257.641466]  ? lock_downgrade+0x900/0x900
[  257.645625]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  257.650726]  ? pvclock_read_flags+0x160/0x160
[  257.655217]  ? lapic_next_event+0x5a/0x90
[  257.659366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.664907]  ? kvm_clock_read+0x18/0x30
[  257.668873]  ? kvm_sched_clock_read+0x9/0x20
[  257.673278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.678808]  ? check_preemption_disabled+0x48/0x280
[  257.683826]  irq_exit+0x17f/0x1c0
[  257.687277]  smp_apic_timer_interrupt+0x1cb/0x760
[  257.692116]  ? smp_reschedule_interrupt+0x109/0x650
[  257.697128]  ? smp_call_function_single_interrupt+0x650/0x650
[  257.703004]  ? interrupt_entry+0xb5/0xc0
[  257.707060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  257.712067]  ? trace_hardirqs_off_caller+0xbb/0x310
[  257.717082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.721918]  ? trace_hardirqs_on_caller+0x310/0x310
[  257.726926]  ? trace_hardirqs_on_caller+0x310/0x310
[  257.731939]  ? task_prio+0x50/0x50
[  257.735477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.741020]  ? check_preemption_disabled+0x48/0x280
[  257.746036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.750883]  apic_timer_interrupt+0xf/0x20
[  257.755103]  </IRQ>
[  257.757338] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  257.762265] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  257.781160] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  257.788872] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  257.796137] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  257.803396] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  257.810656] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  257.817920] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  257.825225]  skb_clone+0x1bb/0x500
[  257.828759]  ? finish_task_switch+0x2f4/0x910
[  257.833247]  ? skb_split+0x11e0/0x11e0
[  257.837128]  ? preempt_notifier_register+0x200/0x200
[  257.842220]  ? __switch_to_asm+0x34/0x70
[  257.846277]  ? __switch_to_asm+0x34/0x70
[  257.850336]  ? __switch_to_asm+0x40/0x70
[  257.854390]  ? __switch_to_asm+0x34/0x70
[  257.858446]  ? __switch_to_asm+0x40/0x70
[  257.862499]  ? __switch_to_asm+0x34/0x70
[  257.866550]  ? __switch_to_asm+0x40/0x70
[  257.870610]  ? __switch_to_asm+0x34/0x70
[  257.874670]  ? __switch_to_asm+0x34/0x70
[  257.878729]  ? __switch_to_asm+0x40/0x70
[  257.882780]  ? __switch_to_asm+0x34/0x70
[  257.886838]  bpf_clone_redirect+0xb9/0x490
[  257.891069]  ? __schedule+0x8d7/0x21d0
[  257.894958]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  257.899973]  ? __sched_text_start+0x8/0x8
[  257.904112]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  257.908870]  ? find_held_lock+0x36/0x1c0
[  257.912929]  ? lock_acquire+0x1ed/0x520
[  257.916900]  ? bpf_test_run+0x3cb/0x780
[  257.920872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.926406]  ? check_preemption_disabled+0x48/0x280
[  257.931426]  ? kasan_check_read+0x11/0x20
[  257.935571]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  257.940845]  ? rcu_softirq_qs+0x20/0x20
[  257.944813]  ? preempt_schedule+0x4d/0x60
[  257.948957]  ? ___preempt_schedule+0x16/0x18
[  257.953366]  ? bpf_test_run+0x25d/0x780
[  257.957349]  ? netlink_diag_dump+0x2a0/0x2a0
[  257.961753]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.967286]  ? bpf_test_init.isra.10+0x70/0x100
[  257.971956]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  257.976717]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  257.981566]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  257.987103]  ? fput+0x130/0x1a0
[  257.990394]  ? __bpf_prog_get+0x9b/0x290
[  257.994454]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  257.999291]  ? bpf_prog_test_run+0x130/0x1a0
[  258.003703]  ? __x64_sys_bpf+0x3d8/0x520
[  258.007757]  ? bpf_prog_get+0x20/0x20
[  258.011579]  ? do_syscall_64+0x1b9/0x820
[  258.015632]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  258.020991]  ? syscall_return_slowpath+0x5e0/0x5e0
[  258.025914]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.030751]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.035777]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  258.040788]  ? prepare_exit_to_usermode+0x291/0x3b0
[  258.045807]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.050650]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  258.056023] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  258.056083] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.062165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.062170] Call Trace:
[  258.062175]  <IRQ>
[  258.062191]  dump_stack+0x244/0x39d
[  258.062209]  ? dump_stack_print_info.cold.1+0x20/0x20
[  258.068753] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.078029]  warn_alloc.cold.116+0xb7/0x1bd
[  258.080578] syz-executor5 cpuset=syz5 mems_allowed=0
[  258.082716]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.116178]  ? lock_downgrade+0x900/0x900
[  258.120330]  ? trace_hardirqs_off+0xb8/0x310
[  258.124737]  ? trace_hardirqs_off+0xb8/0x310
[  258.129145]  __alloc_pages_slowpath+0x26e8/0x2e10
[  258.134008]  ? warn_alloc+0x120/0x120
[  258.137813]  ? print_usage_bug+0xc0/0xc0
[  258.141868]  ? warn_alloc+0x120/0x120
[  258.145666]  ? warn_alloc+0x120/0x120
[  258.149460]  ? print_usage_bug+0xc0/0xc0
[  258.153517]  ? kvm_clock_read+0x18/0x30
[  258.157489]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  258.162498]  ? print_usage_bug+0xc0/0xc0
[  258.166564]  ? __lock_acquire+0x62f/0x4c20
[  258.170801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.176330]  ? should_fail+0x22d/0xd01
[  258.180209]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  258.185481]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.190578]  ? __lock_acquire+0x62f/0x4c20
[  258.194815]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.199908]  ? __lock_acquire+0x62f/0x4c20
[  258.204134]  ? should_fail+0x22d/0xd01
[  258.208010]  ? rcu_irq_exit+0x1a2/0x390
[  258.211989]  ? mark_held_locks+0x130/0x130
[  258.216223]  ? mark_held_locks+0x130/0x130
[  258.220458]  ? mark_held_locks+0xc7/0x130
[  258.224600]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  258.229612]  ? zap_class+0x640/0x640
[  258.233318]  ? print_usage_bug+0xc0/0xc0
[  258.237374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.242905]  ? check_preemption_disabled+0x48/0x280
[  258.247926]  ? __lock_is_held+0xb5/0x140
[  258.251989]  __alloc_pages_nodemask+0xa80/0xde0
[  258.256650]  ? zap_class+0x640/0x640
[  258.260359]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  258.265380]  ? find_held_lock+0x36/0x1c0
[  258.269446]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.274109]  ? lock_downgrade+0x900/0x900
[  258.278261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.283800]  cache_grow_begin+0xa5/0x8c0
[  258.287853]  ? do_raw_spin_unlock+0xa7/0x330
[  258.292261]  fallback_alloc+0x204/0x2e0
[  258.296237]  ____cache_alloc_node+0x1c7/0x1e0
[  258.300731]  kmem_cache_alloc_node+0xe3/0x730
[  258.305219]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.309456]  __alloc_skb+0x119/0x770
[  258.313160]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  258.318434]  ? netdev_alloc_frag+0x1f0/0x1f0
[  258.322837]  ? lock_downgrade+0x900/0x900
[  258.326984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.332521]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.337969]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.343413]  ? addrconf_rs_timer+0x690/0x690
[  258.347829]  ndisc_alloc_skb+0x144/0x340
[  258.351890]  ndisc_send_rs+0x331/0x6e0
[  258.355779]  addrconf_rs_timer+0x314/0x690
[  258.360013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.366076]  call_timer_fn+0x272/0x920
[  258.369960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.374187]  ? process_timeout+0x40/0x40
[  258.378251]  ? mark_held_locks+0xc7/0x130
[  258.382395]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.386881]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.391369]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.395601]  ? lockdep_hardirqs_on+0x296/0x5b0
[  258.400189]  ? trace_hardirqs_on+0xbd/0x310
[  258.404503]  ? kasan_check_read+0x11/0x20
[  258.408651]  ? __run_timers+0x7da/0xc70
[  258.412619]  ? trace_hardirqs_off_caller+0x310/0x310
[  258.417725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.421958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.426182]  __run_timers+0x7e5/0xc70
[  258.429984]  ? timer_fixup_init+0x70/0x70
[  258.434126]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.439136]  ? zap_class+0x640/0x640
[  258.442847]  ? print_usage_bug+0xc0/0xc0
[  258.447080]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.452270]  ? find_held_lock+0x36/0x1c0
[  258.456329]  ? zap_class+0x640/0x640
[  258.460054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.465586]  ? check_preemption_disabled+0x48/0x280
[  258.470607]  ? __lock_is_held+0xb5/0x140
[  258.474667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.480201]  ? check_preemption_disabled+0x48/0x280
[  258.485213]  run_timer_softirq+0x52/0xb0
[  258.489270]  ? rcu_read_lock_sched_held+0x14f/0x180
[  258.494283]  __do_softirq+0x308/0xb7e
[  258.498081]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  258.502572]  ? lock_downgrade+0x900/0x900
[  258.506716]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  258.511819]  ? pvclock_read_flags+0x160/0x160
[  258.516312]  ? lapic_next_event+0x5a/0x90
[  258.520458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.525997]  ? kvm_clock_read+0x18/0x30
[  258.529962]  ? kvm_sched_clock_read+0x9/0x20
[  258.534365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.539897]  ? check_preemption_disabled+0x48/0x280
[  258.544914]  irq_exit+0x17f/0x1c0
[  258.548379]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.553218]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.559094]  ? interrupt_entry+0xb5/0xc0
[  258.563148]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.568155]  ? trace_hardirqs_off_caller+0xbb/0x310
[  258.573165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.578002]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.583011]  ? trace_hardirqs_on_caller+0x310/0x310
[  258.588566]  ? task_prio+0x50/0x50
[  258.592110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.597643]  ? check_preemption_disabled+0x48/0x280
[  258.602663]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.607519]  apic_timer_interrupt+0xf/0x20
[  258.611741]  </IRQ>
[  258.613985] RIP: 0010:write_comp_data+0x1b/0x70
[  258.618653] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  258.637546] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  258.645244] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  258.652511] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  258.659772] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  258.667036] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  258.674295] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  258.681575]  ? do_shrink_slab+0x1c5/0xd30
[  258.685729]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.691087]  do_shrink_slab+0x1c5/0xd30
[  258.695065]  ? lock_acquire+0x1ed/0x520
[  258.699036]  ? snapshot_refaults+0x290/0x290
[  258.703442]  ? lock_release+0xa00/0xa00
[  258.707432]  ? perf_trace_sched_process_exec+0x860/0x860
[  258.712889]  ? down_read_trylock+0xda/0x140
[  258.717202]  ? shrink_slab+0x207/0x8c0
[  258.721088]  ? downgrade_write+0x270/0x270
[  258.725334]  shrink_slab+0x389/0x8c0
[  258.729047]  ? shrink_active_list+0x1f00/0x1f00
[  258.733715]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  258.739342]  ? kasan_check_read+0x11/0x20
[  258.743490]  ? do_raw_spin_unlock+0xa7/0x330
[  258.747899]  ? ___preempt_schedule+0x16/0x18
[  258.752645]  ? _raw_spin_unlock+0x3f/0x50
[  258.756795]  shrink_node+0x431/0x16b0
[  258.760591]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  258.765887]  ? shrink_node_memcg+0x18f0/0x18f0
[  258.770466]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  258.775046]  ? trace_hardirqs_on+0xbd/0x310
[  258.779368]  ? vmpressure+0x271/0x340
[  258.783164]  ? do_raw_spin_trylock+0x270/0x270
[  258.787754]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  258.793285]  ? __cpuset_node_allowed+0x19b/0x660
[  258.798040]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  258.803749]  ? vmpressure+0x1a2/0x340
[  258.807553]  do_try_to_free_pages+0x3e7/0x1290
[  258.812130]  ? zap_class+0x640/0x640
[  258.815850]  ? shrink_node+0x16b0/0x16b0
[  258.819910]  ? __lock_is_held+0xb5/0x140
[  258.823979]  try_to_free_pages+0x4d0/0xb90
[  258.828210]  ? do_try_to_free_pages+0x1290/0x1290
[  258.833055]  ? lock_acquire+0x1ed/0x520
[  258.837023]  ? set_page_refcounted+0x280/0x280
[  258.841606]  ? lock_release+0xa00/0xa00
[  258.845576]  ? _raw_spin_unlock_irq+0x60/0x80
[  258.850067]  ? psi_memstall_enter+0x240/0x2b0
[  258.854557]  ? psi_memstall_tick+0x230/0x230
[  258.858968]  __alloc_pages_slowpath+0xa14/0x2e10
[  258.863744]  ? warn_alloc+0x120/0x120
[  258.867540]  ? mark_held_locks+0x130/0x130
[  258.871770]  ? find_get_entry+0xaae/0x1120
[  258.876005]  ? filemap_map_pages+0x1a20/0x1a20
[  258.880583]  ? zap_class+0x640/0x640
[  258.884296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.889831]  ? check_preemption_disabled+0x48/0x280
[  258.894843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.900371]  ? should_fail+0x22d/0xd01
[  258.904260]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.909355]  ? zap_class+0x640/0x640
[  258.913085]  ? __lock_is_held+0xb5/0x140
[  258.917145]  ? mark_held_locks+0x130/0x130
[  258.921378]  ? lock_release+0xa00/0xa00
[  258.925365]  ? perf_trace_sched_process_exec+0x860/0x860
[  258.930807]  ? xa_load+0x2ba/0x460
[  258.934347]  ? lock_downgrade+0x900/0x900
[  258.938501]  ? __might_sleep+0x95/0x190
[  258.942480]  __alloc_pages_nodemask+0xa80/0xde0
[  258.947163]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  258.952189]  ? __page_cache_alloc+0x191/0x5c0
[  258.956676]  ? xa_load+0x2e1/0x460
[  258.960301]  ? xa_clear_mark+0x40/0x40
[  258.964188]  ? zap_class+0x640/0x640
[  258.967901]  ? zap_class+0x640/0x640
[  258.971612]  ? zap_class+0x640/0x640
[  258.975320]  ? __do_page_cache_readahead+0x663/0x810
[  258.980423]  ? find_held_lock+0x36/0x1c0
[  258.984490]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  258.990024]  alloc_pages_current+0x173/0x350
[  258.994549]  __page_cache_alloc+0x38c/0x5c0
[  258.998862]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.003783]  ? kasan_check_read+0x11/0x20
[  259.007926]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.013200]  ? generic_perform_write+0x6a0/0x6a0
[  259.017954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.023486]  ? check_preemption_disabled+0x48/0x280
[  259.028506]  filemap_fault+0x1595/0x25f0
[  259.032586]  ? __lock_page_or_retry+0xa00/0xa00
[  259.037254]  ? mark_held_locks+0x130/0x130
[  259.041495]  ? filemap_map_pages+0xd6b/0x1a20
[  259.045987]  ? lock_downgrade+0x900/0x900
[  259.050129]  ? check_preemption_disabled+0x48/0x280
[  259.055141]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.060063]  ? kasan_check_read+0x11/0x20
[  259.064202]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.069475]  ? rcu_softirq_qs+0x20/0x20
[  259.073461]  ? filemap_map_pages+0xd92/0x1a20
[  259.077954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.083493]  ? find_get_entries_tag+0x1400/0x1400
[  259.088334]  ? __lock_acquire+0x62f/0x4c20
[  259.092577]  ? lock_acquire+0x1ed/0x520
[  259.096547]  ? ext4_filemap_fault+0x7a/0xad
[  259.100868]  ? lock_release+0xa00/0xa00
[  259.104834]  ? perf_trace_sched_process_exec+0x860/0x860
[  259.110279]  ? print_usage_bug+0xc0/0xc0
[  259.114336]  ? print_usage_bug+0xc0/0xc0
[  259.118404]  ? down_read+0x8d/0x120
[  259.122023]  ? ext4_filemap_fault+0x7a/0xad
[  259.126338]  ? __down_interruptible+0x700/0x700
[  259.131011]  ext4_filemap_fault+0x82/0xad
[  259.135156]  __do_fault+0x100/0x6b0
[  259.138784]  ? pmd_devmap_trans_unstable+0x220/0x220
[  259.143887]  ? mark_held_locks+0x130/0x130
[  259.148115]  ? mark_held_locks+0x130/0x130
[  259.152355]  ? find_held_lock+0x36/0x1c0
[  259.156414]  ? find_held_lock+0x36/0x1c0
[  259.160480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.166034]  __handle_mm_fault+0x3ea0/0x5be0
[  259.170438]  ? poll_select_copy_remaining+0x18c/0x6a0
[  259.175635]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  259.180480]  ? __might_fault+0x12b/0x1e0
[  259.184536]  ? lock_downgrade+0x900/0x900
[  259.188687]  ? zap_class+0x640/0x640
[  259.192396]  ? zap_class+0x640/0x640
[  259.196109]  ? find_held_lock+0x36/0x1c0
[  259.200174]  ? handle_mm_fault+0x42a/0xc70
[  259.204407]  ? lock_downgrade+0x900/0x900
[  259.208558]  ? check_preemption_disabled+0x48/0x280
[  259.213572]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  259.218495]  ? kasan_check_read+0x11/0x20
[  259.222633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.227918]  ? rcu_softirq_qs+0x20/0x20
[  259.231885]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.236998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.242533]  ? check_preemption_disabled+0x48/0x280
[  259.247547]  handle_mm_fault+0x54f/0xc70
[  259.251607]  ? __handle_mm_fault+0x5be0/0x5be0
[  259.256189]  ? find_vma+0x34/0x190
[  259.259729]  __do_page_fault+0x5e8/0xe60
[  259.263782]  ? trace_hardirqs_off+0xb8/0x310
[  259.268196]  do_page_fault+0xf2/0x7e0
[  259.271993]  ? vmalloc_sync_all+0x30/0x30
[  259.276132]  ? error_entry+0x70/0xd0
[  259.279838]  ? trace_hardirqs_off_caller+0xbb/0x310
[  259.284850]  ? trace_hardirqs_on_caller+0xc0/0x310
[  259.289775]  ? syscall_return_slowpath+0x5e0/0x5e0
[  259.294701]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.299536]  ? trace_hardirqs_on_caller+0x310/0x310
[  259.304559]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.310002]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  259.315013]  ? prepare_exit_to_usermode+0x291/0x3b0
[  259.320024]  ? page_fault+0x8/0x30
[  259.323560]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.328401]  ? page_fault+0x8/0x30
[  259.331941]  page_fault+0x1e/0x30
[  259.335384] RIP: 0033:0x7f30b3a05dd3
[  259.339104] Code: Bad RIP value.
[  259.342458] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  259.347816] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  259.355079] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  259.362342] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  259.369603] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  259.376866] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  259.384152] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  259.384157] warn_alloc_show_mem: 1 callbacks suppressed
[  259.384163] Mem-Info:
[  259.391347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  259.396709] active_anon:48525 inactive_anon:197 isolated_anon:0
[  259.396709]  active_file:12 inactive_file:12 isolated_file:0
[  259.396709]  unevictable:0 dirty:0 writeback:0 unstable:0
[  259.396709]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  259.396709]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  259.396709]  free:13677 free_pcp:357 free_cma:0
[  259.399080] Call Trace:
[  259.408458] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  259.441293]  <IRQ>
[  259.443857] 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
[  259.471342]  dump_stack+0x244/0x39d
[  259.473463] lowmem_reserve[]: 0 2818 6321 6321
[  259.499564]  ? dump_stack_print_info.cold.1+0x20/0x20
[  259.503160] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  259.507743]  warn_alloc.cold.116+0xb7/0x1bd
[  259.512890] lowmem_reserve[]: 0 0 3503 3503
[  259.540469]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  259.544761] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  259.549077]  ? lock_downgrade+0x900/0x900
[  259.553881] lowmem_reserve[]: 0 0 0 0
[  259.582853]  ? trace_hardirqs_off+0xb8/0x310
[  259.586965] 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
[  259.590756]  ? trace_hardirqs_off+0xb8/0x310
[  259.595130] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  259.608735]  __alloc_pages_slowpath+0x26e8/0x2e10
[  259.613109] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  259.628479]  ? warn_alloc+0x120/0x120
[  259.633278] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  259.647825]  ? print_usage_bug+0xc0/0xc0
[  259.651601] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  259.660420]  ? warn_alloc+0x120/0x120
[  259.664451] 268 total pagecache pages
[  259.673011]  ? warn_alloc+0x120/0x120
[  259.676794] 0 pages in swap cache
[  259.680570]  ? print_usage_bug+0xc0/0xc0
[  259.684346] Swap cache stats: add 0, delete 0, find 0/0
[  259.687780]  ? kvm_clock_read+0x18/0x30
[  259.691812] Free swap  = 0kB
[  259.697175]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  259.701129] Total swap = 0kB
[  259.704132]  ? print_usage_bug+0xc0/0xc0
[  259.709120] 1965979 pages RAM
[  259.712126]  ? __lock_acquire+0x62f/0x4c20
[  259.716153] 0 pages HighMem/MovableOnly
[  259.716157] 342853 pages reserved
[  259.716164] 0 pages cma reserved
[  259.719257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.723531] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  259.727429]  ? should_fail+0x22d/0xd01
[  259.730931] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  259.734207]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.739712] init cpuset=/ mems_allowed=0
[  259.746191]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.774119]  ? __lock_acquire+0x62f/0x4c20
[  259.778357]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.783461]  ? __lock_acquire+0x62f/0x4c20
[  259.787687]  ? should_fail+0x22d/0xd01
[  259.791566]  ? rcu_irq_exit+0x1a2/0x390
[  259.795546]  ? mark_held_locks+0x130/0x130
[  259.799778]  ? mark_held_locks+0x130/0x130
[  259.804015]  ? mark_held_locks+0xc7/0x130
[  259.808162]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  259.813171]  ? zap_class+0x640/0x640
[  259.816877]  ? print_usage_bug+0xc0/0xc0
[  259.820937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.826470]  ? check_preemption_disabled+0x48/0x280
[  259.831491]  ? __lock_is_held+0xb5/0x140
[  259.835557]  __alloc_pages_nodemask+0xa80/0xde0
[  259.840221]  ? zap_class+0x640/0x640
[  259.843937]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  259.848955]  ? find_held_lock+0x36/0x1c0
[  259.853021]  ? ____cache_alloc_node+0x1c7/0x1e0
[  259.857683]  ? lock_downgrade+0x900/0x900
[  259.861832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.867365]  cache_grow_begin+0xa5/0x8c0
[  259.871424]  ? do_raw_spin_unlock+0xa7/0x330
[  259.875835]  fallback_alloc+0x204/0x2e0
[  259.879808]  ____cache_alloc_node+0x1c7/0x1e0
[  259.884301]  kmem_cache_alloc_node+0xe3/0x730
[  259.888793]  ? ipv6_get_ifaddr+0x42e/0x620
[  259.893030]  __alloc_skb+0x119/0x770
[  259.896734]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  259.902008]  ? netdev_alloc_frag+0x1f0/0x1f0
[  259.906411]  ? lock_downgrade+0x900/0x900
[  259.910557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.916086]  ? refcount_sub_and_test_checked+0x203/0x310
[  259.921530]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  259.926974]  ? addrconf_rs_timer+0x690/0x690
[  259.931394]  ndisc_alloc_skb+0x144/0x340
[  259.935453]  ndisc_send_rs+0x331/0x6e0
[  259.939337]  addrconf_rs_timer+0x314/0x690
[  259.943570]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.947806]  call_timer_fn+0x272/0x920
[  259.951684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.955913]  ? process_timeout+0x40/0x40
[  259.959973]  ? __run_timers+0x7da/0xc70
[  259.963943]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.968430]  ? _raw_spin_unlock_irq+0x27/0x80
[  259.972916]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  259.977148]  ? lockdep_hardirqs_on+0x296/0x5b0
[  259.981725]  ? trace_hardirqs_on+0xbd/0x310
[  259.986041]  ? kasan_check_read+0x11/0x20
[  259.990186]  ? __run_timers+0x7da/0xc70
[  259.994161]  ? trace_hardirqs_off_caller+0x310/0x310
[  259.999259]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.003493]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.007719]  __run_timers+0x7e5/0xc70
[  260.011524]  ? timer_fixup_init+0x70/0x70
[  260.015669]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.020678]  ? zap_class+0x640/0x640
[  260.024399]  ? enqueue_hrtimer+0x1a5/0x560
[  260.028632]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.033820]  ? find_held_lock+0x36/0x1c0
[  260.037878]  ? zap_class+0x640/0x640
[  260.041593]  ? pvclock_read_flags+0x160/0x160
[  260.046084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.051619]  ? check_preemption_disabled+0x48/0x280
[  260.056636]  ? __lock_is_held+0xb5/0x140
[  260.060691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.066222]  ? check_preemption_disabled+0x48/0x280
[  260.071238]  run_timer_softirq+0x52/0xb0
[  260.075291]  ? rcu_read_lock_sched_held+0x14f/0x180
[  260.080299]  __do_softirq+0x308/0xb7e
[  260.084095]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  260.088584]  ? lock_downgrade+0x900/0x900
[  260.093164]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  260.098267]  ? pvclock_read_flags+0x160/0x160
[  260.102756]  ? lapic_next_event+0x5a/0x90
[  260.106903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.112438]  ? kvm_clock_read+0x18/0x30
[  260.116409]  ? kvm_sched_clock_read+0x9/0x20
[  260.120812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.126607]  ? check_preemption_disabled+0x48/0x280
[  260.131627]  irq_exit+0x17f/0x1c0
[  260.135080]  smp_apic_timer_interrupt+0x1cb/0x760
[  260.139918]  ? smp_reschedule_interrupt+0x109/0x650
[  260.144934]  ? smp_call_function_single_interrupt+0x650/0x650
[  260.150823]  ? interrupt_entry+0xb5/0xc0
[  260.154877]  ? trace_hardirqs_off_caller+0xbb/0x310
[  260.159885]  ? trace_hardirqs_off_caller+0xbb/0x310
[  260.164896]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.169736]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.174745]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.179753]  ? task_prio+0x50/0x50
[  260.183287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.188820]  ? check_preemption_disabled+0x48/0x280
[  260.193839]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.198686]  apic_timer_interrupt+0xf/0x20
[  260.202906]  </IRQ>
[  260.205137] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  260.210061] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  260.228953] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  260.236668] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  260.243929] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  260.251189] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  260.258453] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  260.265713] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  260.273011]  skb_clone+0x1bb/0x500
[  260.276573]  ? finish_task_switch+0x2f4/0x910
[  260.281065]  ? skb_split+0x11e0/0x11e0
[  260.284951]  ? preempt_notifier_register+0x200/0x200
[  260.290050]  ? __switch_to_asm+0x34/0x70
[  260.294107]  ? __switch_to_asm+0x34/0x70
[  260.298162]  ? __switch_to_asm+0x40/0x70
[  260.302218]  ? __switch_to_asm+0x34/0x70
[  260.306271]  ? __switch_to_asm+0x40/0x70
[  260.310327]  ? __switch_to_asm+0x34/0x70
[  260.314390]  ? __switch_to_asm+0x40/0x70
[  260.318456]  ? __switch_to_asm+0x34/0x70
[  260.322521]  ? __switch_to_asm+0x34/0x70
[  260.326574]  ? __switch_to_asm+0x40/0x70
[  260.330628]  ? __switch_to_asm+0x34/0x70
[  260.334686]  bpf_clone_redirect+0xb9/0x490
[  260.338915]  ? __schedule+0x8d7/0x21d0
[  260.342797]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  260.347809]  ? __sched_text_start+0x8/0x8
[  260.351952]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  260.356715]  ? find_held_lock+0x36/0x1c0
[  260.360777]  ? lock_acquire+0x1ed/0x520
[  260.364747]  ? bpf_test_run+0x3cb/0x780
[  260.368719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.374252]  ? check_preemption_disabled+0x48/0x280
[  260.379270]  ? kasan_check_read+0x11/0x20
[  260.383411]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.388684]  ? rcu_softirq_qs+0x20/0x20
[  260.392653]  ? preempt_schedule+0x4d/0x60
[  260.396798]  ? ___preempt_schedule+0x16/0x18
[  260.401210]  ? bpf_test_run+0x25d/0x780
[  260.405188]  ? netlink_diag_dump+0x2a0/0x2a0
[  260.409591]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.415124]  ? bpf_test_init.isra.10+0x70/0x100
[  260.419790]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  260.424548]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  260.429385]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  260.434917]  ? fput+0x130/0x1a0
[  260.438189]  ? __bpf_prog_get+0x9b/0x290
[  260.442256]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  260.447096]  ? bpf_prog_test_run+0x130/0x1a0
[  260.451498]  ? __x64_sys_bpf+0x3d8/0x520
[  260.455555]  ? bpf_prog_get+0x20/0x20
[  260.459372]  ? do_syscall_64+0x1b9/0x820
[  260.463441]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  260.468804]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.473727]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.478570]  ? trace_hardirqs_on_caller+0x310/0x310
[  260.483587]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  260.488598]  ? prepare_exit_to_usermode+0x291/0x3b0
[  260.493613]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.498459]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  260.503835] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  260.503896] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.509970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.509975] Call Trace:
[  260.509980]  <IRQ>
[  260.509996]  dump_stack+0x244/0x39d
[  260.510015]  ? dump_stack_print_info.cold.1+0x20/0x20
[  260.516526] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.525829]  warn_alloc.cold.116+0xb7/0x1bd
[  260.528377] syz-executor5 cpuset=syz5 mems_allowed=0
[  260.530514]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.563965]  ? lock_downgrade+0x900/0x900
[  260.568112]  ? trace_hardirqs_off+0xb8/0x310
[  260.572520]  ? trace_hardirqs_off+0xb8/0x310
[  260.576926]  __alloc_pages_slowpath+0x26e8/0x2e10
[  260.581791]  ? warn_alloc+0x120/0x120
[  260.586132]  ? print_usage_bug+0xc0/0xc0
[  260.590193]  ? warn_alloc+0x120/0x120
[  260.593994]  ? warn_alloc+0x120/0x120
[  260.597796]  ? print_usage_bug+0xc0/0xc0
[  260.601854]  ? kvm_clock_read+0x18/0x30
[  260.605821]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  260.610835]  ? print_usage_bug+0xc0/0xc0
[  260.614891]  ? __lock_acquire+0x62f/0x4c20
[  260.619127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.624659]  ? should_fail+0x22d/0xd01
[  260.628548]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.633827]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.638922]  ? __lock_acquire+0x62f/0x4c20
[  260.643170]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  260.648268]  ? __lock_acquire+0x62f/0x4c20
[  260.652498]  ? should_fail+0x22d/0xd01
[  260.656377]  ? rcu_irq_exit+0x1a2/0x390
[  260.660356]  ? mark_held_locks+0x130/0x130
[  260.664593]  ? mark_held_locks+0x130/0x130
[  260.668824]  ? mark_held_locks+0xc7/0x130
[  260.672968]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  260.677979]  ? zap_class+0x640/0x640
[  260.681687]  ? print_usage_bug+0xc0/0xc0
[  260.685747]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.691281]  ? check_preemption_disabled+0x48/0x280
[  260.696305]  ? __lock_is_held+0xb5/0x140
[  260.700370]  __alloc_pages_nodemask+0xa80/0xde0
[  260.705032]  ? zap_class+0x640/0x640
[  260.708744]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  260.714124]  ? find_held_lock+0x36/0x1c0
[  260.718188]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.722850]  ? lock_downgrade+0x900/0x900
[  260.726997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.732618]  cache_grow_begin+0xa5/0x8c0
[  260.736671]  ? do_raw_spin_unlock+0xa7/0x330
[  260.741080]  fallback_alloc+0x204/0x2e0
[  260.745056]  ____cache_alloc_node+0x1c7/0x1e0
[  260.749550]  kmem_cache_alloc_node+0xe3/0x730
[  260.754396]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.758635]  __alloc_skb+0x119/0x770
[  260.762344]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  260.767620]  ? netdev_alloc_frag+0x1f0/0x1f0
[  260.772025]  ? lock_downgrade+0x900/0x900
[  260.776173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.781701]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.787147]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.792592]  ? addrconf_rs_timer+0x690/0x690
[  260.797004]  ndisc_alloc_skb+0x144/0x340
[  260.801061]  ndisc_send_rs+0x331/0x6e0
[  260.804947]  addrconf_rs_timer+0x314/0x690
[  260.809179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.813417]  call_timer_fn+0x272/0x920
[  260.817305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.821531]  ? process_timeout+0x40/0x40
[  260.825596]  ? mark_held_locks+0xc7/0x130
[  260.829739]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.834224]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.838708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.842935]  ? lockdep_hardirqs_on+0x296/0x5b0
[  260.847512]  ? trace_hardirqs_on+0xbd/0x310
[  260.851824]  ? kasan_check_read+0x11/0x20
[  260.855962]  ? __run_timers+0x7da/0xc70
[  260.859935]  ? trace_hardirqs_off_caller+0x310/0x310
[  260.865036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.869272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.873502]  __run_timers+0x7e5/0xc70
[  260.877310]  ? timer_fixup_init+0x70/0x70
[  260.881457]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.886470]  ? zap_class+0x640/0x640
[  260.890184]  ? print_usage_bug+0xc0/0xc0
[  260.894251]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.899440]  ? find_held_lock+0x36/0x1c0
[  260.903498]  ? zap_class+0x640/0x640
[  260.907210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.912742]  ? check_preemption_disabled+0x48/0x280
[  260.917762]  ? __lock_is_held+0xb5/0x140
[  260.921821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.927353]  ? check_preemption_disabled+0x48/0x280
[  260.932366]  run_timer_softirq+0x52/0xb0
[  260.936420]  ? rcu_read_lock_sched_held+0x14f/0x180
[  260.941432]  __do_softirq+0x308/0xb7e
[  260.945234]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  260.949721]  ? lock_downgrade+0x900/0x900
[  260.953865]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  260.958967]  ? pvclock_read_flags+0x160/0x160
[  260.963459]  ? lapic_next_event+0x5a/0x90
[  260.967600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.973133]  ? kvm_clock_read+0x18/0x30
[  260.977127]  ? kvm_sched_clock_read+0x9/0x20
[  260.981550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.987089]  ? check_preemption_disabled+0x48/0x280
[  260.992109]  irq_exit+0x17f/0x1c0
[  260.995562]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.000400]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.006277]  ? interrupt_entry+0xb5/0xc0
[  261.010342]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.015352]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.020368]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.025202]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.030212]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.035220]  ? task_prio+0x50/0x50
[  261.038758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.044299]  ? check_preemption_disabled+0x48/0x280
[  261.049317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.054173]  apic_timer_interrupt+0xf/0x20
[  261.058394]  </IRQ>
[  261.060626] RIP: 0010:write_comp_data+0x1b/0x70
[  261.065296] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  261.084191] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  261.091896] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  261.099156] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  261.106423] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  261.113689] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  261.120955] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  261.128230]  ? do_shrink_slab+0x1c5/0xd30
[  261.132380]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.137735]  do_shrink_slab+0x1c5/0xd30
[  261.141707]  ? lock_acquire+0x1ed/0x520
[  261.145685]  ? snapshot_refaults+0x290/0x290
[  261.150086]  ? lock_release+0xa00/0xa00
[  261.154073]  ? perf_trace_sched_process_exec+0x860/0x860
[  261.159524]  ? down_read_trylock+0xda/0x140
[  261.163849]  ? shrink_slab+0x207/0x8c0
[  261.167743]  ? downgrade_write+0x270/0x270
[  261.172417]  shrink_slab+0x389/0x8c0
[  261.176123]  ? shrink_active_list+0x1f00/0x1f00
[  261.180793]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  261.186414]  ? kasan_check_read+0x11/0x20
[  261.190558]  ? do_raw_spin_unlock+0xa7/0x330
[  261.194967]  ? ___preempt_schedule+0x16/0x18
[  261.199377]  ? _raw_spin_unlock+0x3f/0x50
[  261.203527]  shrink_node+0x431/0x16b0
[  261.207320]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  261.212614]  ? shrink_node_memcg+0x18f0/0x18f0
[  261.217186]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  261.221761]  ? trace_hardirqs_on+0xbd/0x310
[  261.226078]  ? vmpressure+0x271/0x340
[  261.229876]  ? do_raw_spin_trylock+0x270/0x270
[  261.234461]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  261.239990]  ? __cpuset_node_allowed+0x19b/0x660
[  261.244748]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  261.250449]  ? vmpressure+0x1a2/0x340
[  261.254253]  do_try_to_free_pages+0x3e7/0x1290
[  261.258833]  ? zap_class+0x640/0x640
[  261.262557]  ? shrink_node+0x16b0/0x16b0
[  261.266615]  ? __lock_is_held+0xb5/0x140
[  261.270679]  try_to_free_pages+0x4d0/0xb90
[  261.274911]  ? do_try_to_free_pages+0x1290/0x1290
[  261.279757]  ? lock_acquire+0x1ed/0x520
[  261.283724]  ? set_page_refcounted+0x280/0x280
[  261.288303]  ? lock_release+0xa00/0xa00
[  261.292279]  ? _raw_spin_unlock_irq+0x60/0x80
[  261.296767]  ? psi_memstall_enter+0x240/0x2b0
[  261.301275]  ? psi_memstall_tick+0x230/0x230
[  261.305687]  __alloc_pages_slowpath+0xa14/0x2e10
[  261.310459]  ? warn_alloc+0x120/0x120
[  261.314251]  ? mark_held_locks+0x130/0x130
[  261.318493]  ? find_get_entry+0xaae/0x1120
[  261.322735]  ? filemap_map_pages+0x1a20/0x1a20
[  261.327329]  ? zap_class+0x640/0x640
[  261.331042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.336577]  ? check_preemption_disabled+0x48/0x280
[  261.341589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.347117]  ? should_fail+0x22d/0xd01
[  261.351003]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.356101]  ? zap_class+0x640/0x640
[  261.359831]  ? __lock_is_held+0xb5/0x140
[  261.363896]  ? mark_held_locks+0x130/0x130
[  261.368125]  ? lock_release+0xa00/0xa00
[  261.372098]  ? perf_trace_sched_process_exec+0x860/0x860
[  261.377540]  ? xa_load+0x2ba/0x460
[  261.381074]  ? lock_downgrade+0x900/0x900
[  261.385219]  ? __might_sleep+0x95/0x190
[  261.389197]  __alloc_pages_nodemask+0xa80/0xde0
[  261.393870]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  261.398881]  ? __page_cache_alloc+0x191/0x5c0
[  261.403372]  ? xa_load+0x2e1/0x460
[  261.406911]  ? xa_clear_mark+0x40/0x40
[  261.410794]  ? zap_class+0x640/0x640
[  261.414517]  ? zap_class+0x640/0x640
[  261.418225]  ? zap_class+0x640/0x640
[  261.421937]  ? __do_page_cache_readahead+0x663/0x810
[  261.427040]  ? find_held_lock+0x36/0x1c0
[  261.431097]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  261.436635]  alloc_pages_current+0x173/0x350
[  261.441043]  __page_cache_alloc+0x38c/0x5c0
[  261.445354]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  261.450278]  ? kasan_check_read+0x11/0x20
[  261.454418]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.459688]  ? generic_perform_write+0x6a0/0x6a0
[  261.464437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.469972]  ? check_preemption_disabled+0x48/0x280
[  261.474986]  filemap_fault+0x1595/0x25f0
[  261.479049]  ? __lock_page_or_retry+0xa00/0xa00
[  261.483718]  ? mark_held_locks+0x130/0x130
[  261.487955]  ? filemap_map_pages+0xd6b/0x1a20
[  261.492448]  ? lock_downgrade+0x900/0x900
[  261.496590]  ? check_preemption_disabled+0x48/0x280
[  261.501606]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  261.506527]  ? kasan_check_read+0x11/0x20
[  261.510665]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.515934]  ? rcu_softirq_qs+0x20/0x20
[  261.519913]  ? filemap_map_pages+0xd92/0x1a20
[  261.524404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.529944]  ? find_get_entries_tag+0x1400/0x1400
[  261.534784]  ? __lock_acquire+0x62f/0x4c20
[  261.539021]  ? lock_acquire+0x1ed/0x520
[  261.542989]  ? ext4_filemap_fault+0x7a/0xad
[  261.547309]  ? lock_release+0xa00/0xa00
[  261.551280]  ? perf_trace_sched_process_exec+0x860/0x860
[  261.556723]  ? print_usage_bug+0xc0/0xc0
[  261.560793]  ? print_usage_bug+0xc0/0xc0
[  261.564859]  ? down_read+0x8d/0x120
[  261.568477]  ? ext4_filemap_fault+0x7a/0xad
[  261.572793]  ? __down_interruptible+0x700/0x700
[  261.577477]  ext4_filemap_fault+0x82/0xad
[  261.581622]  __do_fault+0x100/0x6b0
[  261.585252]  ? pmd_devmap_trans_unstable+0x220/0x220
[  261.590351]  ? mark_held_locks+0x130/0x130
[  261.594582]  ? mark_held_locks+0x130/0x130
[  261.598812]  ? find_held_lock+0x36/0x1c0
[  261.602874]  ? find_held_lock+0x36/0x1c0
[  261.606931]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.612465]  __handle_mm_fault+0x3ea0/0x5be0
[  261.616870]  ? poll_select_copy_remaining+0x18c/0x6a0
[  261.622062]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  261.627076]  ? __might_fault+0x12b/0x1e0
[  261.631135]  ? lock_downgrade+0x900/0x900
[  261.635284]  ? zap_class+0x640/0x640
[  261.638995]  ? zap_class+0x640/0x640
[  261.642710]  ? find_held_lock+0x36/0x1c0
[  261.646775]  ? handle_mm_fault+0x42a/0xc70
[  261.651003]  ? lock_downgrade+0x900/0x900
[  261.655144]  ? check_preemption_disabled+0x48/0x280
[  261.660156]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  261.665080]  ? kasan_check_read+0x11/0x20
[  261.669318]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  261.674593]  ? rcu_softirq_qs+0x20/0x20
[  261.678573]  ? trace_hardirqs_off_caller+0x310/0x310
[  261.683674]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.689208]  ? check_preemption_disabled+0x48/0x280
[  261.694239]  handle_mm_fault+0x54f/0xc70
[  261.698295]  ? __handle_mm_fault+0x5be0/0x5be0
[  261.702878]  ? find_vma+0x34/0x190
[  261.706415]  __do_page_fault+0x5e8/0xe60
[  261.710473]  ? trace_hardirqs_off+0xb8/0x310
[  261.714886]  do_page_fault+0xf2/0x7e0
[  261.718683]  ? vmalloc_sync_all+0x30/0x30
[  261.722822]  ? error_entry+0x70/0xd0
[  261.726534]  ? trace_hardirqs_off_caller+0xbb/0x310
[  261.731542]  ? trace_hardirqs_on_caller+0xc0/0x310
[  261.736464]  ? syscall_return_slowpath+0x5e0/0x5e0
[  261.741389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.746231]  ? trace_hardirqs_on_caller+0x310/0x310
[  261.751246]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.756691]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  261.761701]  ? prepare_exit_to_usermode+0x291/0x3b0
[  261.766711]  ? page_fault+0x8/0x30
[  261.770255]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.775105]  ? page_fault+0x8/0x30
[  261.778654]  page_fault+0x1e/0x30
[  261.782101] RIP: 0033:0x7f30b3a05dd3
[  261.785823] Code: Bad RIP value.
[  261.789176] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  261.794558] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  261.801821] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  261.809080] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  261.816345] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  261.823610] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  261.830891] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  261.830895] warn_alloc_show_mem: 1 callbacks suppressed
[  261.830901] Mem-Info:
[  261.838076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  261.838083] Call Trace:
[  261.843448] active_anon:48525 inactive_anon:197 isolated_anon:0
[  261.843448]  active_file:12 inactive_file:12 isolated_file:0
[  261.843448]  unevictable:0 dirty:0 writeback:0 unstable:0
[  261.843448]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  261.843448]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  261.843448]  free:13677 free_pcp:357 free_cma:0
[  261.845816]  <IRQ>
[  261.855172] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  261.857745]  dump_stack+0x244/0x39d
[  261.890591] 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
[  261.892736]  ? dump_stack_print_info.cold.1+0x20/0x20
[  261.920206] lowmem_reserve[]: 0 2818 6321 6321
[  261.923831]  warn_alloc.cold.116+0xb7/0x1bd
[  261.949913] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  261.955092]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  261.959639] lowmem_reserve[]: 0 0 3503 3503
[  261.963948]  ? lock_downgrade+0x900/0x900
[  261.991508] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  261.996347]  ? trace_hardirqs_off+0xb8/0x310
[  262.000628] lowmem_reserve[]: 0 0 0 0
[  262.004775]  ? trace_hardirqs_off+0xb8/0x310
[  262.033712] 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
[  262.038122]  __alloc_pages_slowpath+0x26e8/0x2e10
[  262.041889] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  262.046311]  ? warn_alloc+0x120/0x120
[  262.059784] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  262.064620]  ? print_usage_bug+0xc0/0xc0
[  262.079941] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  262.083728]  ? warn_alloc+0x120/0x120
[  262.098268] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  262.102309]  ? warn_alloc+0x120/0x120
[  262.111111] 268 total pagecache pages
[  262.114898]  ? print_usage_bug+0xc0/0xc0
[  262.123460] 0 pages in swap cache
[  262.127237]  ? print_usage_bug+0xc0/0xc0
[  262.131009] Swap cache stats: add 0, delete 0, find 0/0
[  262.135052]  ? __lock_acquire+0x62f/0x4c20
[  262.138475] Free swap  = 0kB
[  262.142525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.147854] Total swap = 0kB
[  262.152071]  ? should_fail+0x22d/0xd01
[  262.155070] 1965979 pages RAM
[  262.160594]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.163576] 0 pages HighMem/MovableOnly
[  262.163583] 342853 pages reserved
[  262.167474]  ? __lock_acquire+0x62f/0x4c20
[  262.170546] 0 pages cma reserved
[  262.175635]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.179634] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.183012]  ? __lock_acquire+0x62f/0x4c20
[  262.183027]  ? should_fail+0x22d/0xd01
[  262.187282] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.190584]  ? find_held_lock+0x36/0x1c0
[  262.195655] init cpuset=/ mems_allowed=0
[  262.202138]  ? mark_held_locks+0x130/0x130
[  262.232205]  ? mark_held_locks+0x130/0x130
[  262.236434]  ? zap_class+0x640/0x640
[  262.240142]  ? zap_class+0x640/0x640
[  262.243863]  ? print_usage_bug+0xc0/0xc0
[  262.247914]  ? do_raw_spin_unlock+0xa7/0x330
[  262.252320]  ? zap_class+0x640/0x640
[  262.256031]  ? print_usage_bug+0xc0/0xc0
[  262.260087]  ? wq_watchdog_touch+0x9c/0xfe
[  262.264322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.269855]  ? check_preemption_disabled+0x48/0x280
[  262.274878]  ? __lock_is_held+0xb5/0x140
[  262.278946]  __alloc_pages_nodemask+0xa80/0xde0
[  262.283613]  ? zap_class+0x640/0x640
[  262.287325]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  262.292351]  ? find_held_lock+0x36/0x1c0
[  262.296412]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.301080]  ? lock_downgrade+0x900/0x900
[  262.305231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.310765]  cache_grow_begin+0xa5/0x8c0
[  262.314819]  ? do_raw_spin_unlock+0xa7/0x330
[  262.319227]  fallback_alloc+0x204/0x2e0
[  262.323205]  ____cache_alloc_node+0x1c7/0x1e0
[  262.327701]  kmem_cache_alloc_node+0xe3/0x730
[  262.332195]  ? ipv6_get_ifaddr+0x42e/0x620
[  262.336436]  __alloc_skb+0x119/0x770
[  262.340145]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  262.345425]  ? netdev_alloc_frag+0x1f0/0x1f0
[  262.349826]  ? lock_downgrade+0x900/0x900
[  262.353972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.359507]  ? refcount_sub_and_test_checked+0x203/0x310
[  262.364956]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  262.370400]  ? addrconf_rs_timer+0x690/0x690
[  262.374814]  ndisc_alloc_skb+0x144/0x340
[  262.378875]  ndisc_send_rs+0x331/0x6e0
[  262.382774]  addrconf_rs_timer+0x314/0x690
[  262.387007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.391244]  call_timer_fn+0x272/0x920
[  262.395127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.399361]  ? process_timeout+0x40/0x40
[  262.403424]  ? __run_timers+0x7da/0xc70
[  262.407394]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.411886]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.416379]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.420621]  ? lockdep_hardirqs_on+0x296/0x5b0
[  262.425200]  ? trace_hardirqs_on+0xbd/0x310
[  262.429515]  ? kasan_check_read+0x11/0x20
[  262.433654]  ? __run_timers+0x7da/0xc70
[  262.437622]  ? trace_hardirqs_off_caller+0x310/0x310
[  262.442726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.446960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.451185]  __run_timers+0x7e5/0xc70
[  262.454991]  ? timer_fixup_init+0x70/0x70
[  262.459134]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.464148]  ? zap_class+0x640/0x640
[  262.467869]  ? enqueue_hrtimer+0x1a5/0x560
[  262.472103]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.477290]  ? find_held_lock+0x36/0x1c0
[  262.481347]  ? zap_class+0x640/0x640
[  262.485057]  ? pvclock_read_flags+0x160/0x160
[  262.489547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.495113]  ? check_preemption_disabled+0x48/0x280
[  262.500130]  ? __lock_is_held+0xb5/0x140
[  262.504196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.509726]  ? check_preemption_disabled+0x48/0x280
[  262.514738]  run_timer_softirq+0x52/0xb0
[  262.518796]  ? rcu_read_lock_sched_held+0x14f/0x180
[  262.523806]  __do_softirq+0x308/0xb7e
[  262.527602]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  262.532091]  ? lock_downgrade+0x900/0x900
[  262.536238]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  262.541339]  ? pvclock_read_flags+0x160/0x160
[  262.545830]  ? lapic_next_event+0x5a/0x90
[  262.549977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.555515]  ? kvm_clock_read+0x18/0x30
[  262.559492]  ? kvm_sched_clock_read+0x9/0x20
[  262.563894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.569434]  ? check_preemption_disabled+0x48/0x280
[  262.574451]  irq_exit+0x17f/0x1c0
[  262.577898]  smp_apic_timer_interrupt+0x1cb/0x760
[  262.582739]  ? smp_reschedule_interrupt+0x109/0x650
[  262.588059]  ? smp_call_function_single_interrupt+0x650/0x650
[  262.593940]  ? interrupt_entry+0xb5/0xc0
[  262.597998]  ? trace_hardirqs_off_caller+0xbb/0x310
[  262.603009]  ? trace_hardirqs_off_caller+0xbb/0x310
[  262.608020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.612861]  ? trace_hardirqs_on_caller+0x310/0x310
[  262.617873]  ? trace_hardirqs_on_caller+0x310/0x310
[  262.622886]  ? task_prio+0x50/0x50
[  262.626428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.631963]  ? check_preemption_disabled+0x48/0x280
[  262.636981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.641823]  apic_timer_interrupt+0xf/0x20
[  262.646045]  </IRQ>
[  262.648279] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  262.653203] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  262.672103] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  262.679809] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  262.687069] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  262.694329] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  262.701589] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  262.708862] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  262.716169]  skb_clone+0x1bb/0x500
[  262.719709]  ? finish_task_switch+0x2f4/0x910
[  262.724198]  ? skb_split+0x11e0/0x11e0
[  262.728083]  ? preempt_notifier_register+0x200/0x200
[  262.733177]  ? __switch_to_asm+0x34/0x70
[  262.737229]  ? __switch_to_asm+0x34/0x70
[  262.741286]  ? __switch_to_asm+0x40/0x70
[  262.745338]  ? __switch_to_asm+0x34/0x70
[  262.749389]  ? __switch_to_asm+0x40/0x70
[  262.753960]  ? __switch_to_asm+0x34/0x70
[  262.758017]  ? __switch_to_asm+0x40/0x70
[  262.762080]  ? __switch_to_asm+0x34/0x70
[  262.766145]  ? __switch_to_asm+0x34/0x70
[  262.770200]  ? __switch_to_asm+0x40/0x70
[  262.774255]  ? __switch_to_asm+0x34/0x70
[  262.778318]  bpf_clone_redirect+0xb9/0x490
[  262.782551]  ? __schedule+0x8d7/0x21d0
[  262.786436]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  262.791449]  ? __sched_text_start+0x8/0x8
[  262.795592]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  262.800365]  ? find_held_lock+0x36/0x1c0
[  262.804426]  ? lock_acquire+0x1ed/0x520
[  262.808393]  ? bpf_test_run+0x3cb/0x780
[  262.812361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.817897]  ? check_preemption_disabled+0x48/0x280
[  262.822918]  ? kasan_check_read+0x11/0x20
[  262.827059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  262.832330]  ? rcu_softirq_qs+0x20/0x20
[  262.836300]  ? preempt_schedule+0x4d/0x60
[  262.840443]  ? ___preempt_schedule+0x16/0x18
[  262.844849]  ? bpf_test_run+0x25d/0x780
[  262.848832]  ? netlink_diag_dump+0x2a0/0x2a0
[  262.853236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.858766]  ? bpf_test_init.isra.10+0x70/0x100
[  262.863434]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  262.868194]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  262.873031]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  262.878562]  ? fput+0x130/0x1a0
[  262.881836]  ? __bpf_prog_get+0x9b/0x290
[  262.885904]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  262.890736]  ? bpf_prog_test_run+0x130/0x1a0
[  262.895146]  ? __x64_sys_bpf+0x3d8/0x520
[  262.899198]  ? bpf_prog_get+0x20/0x20
[  262.903008]  ? do_syscall_64+0x1b9/0x820
[  262.907067]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  262.912429]  ? syscall_return_slowpath+0x5e0/0x5e0
[  262.917351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.922188]  ? trace_hardirqs_on_caller+0x310/0x310
[  262.927198]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  262.932212]  ? prepare_exit_to_usermode+0x291/0x3b0
[  262.937227]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.942073]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.947449] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  262.947530] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  262.953588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.953595] Call Trace:
[  262.960151] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  262.969403]  <IRQ>
[  262.971965] syz-executor5 cpuset=syz5 mems_allowed=0
[  262.982440]  dump_stack+0x244/0x39d
[  262.993255]  ? dump_stack_print_info.cold.1+0x20/0x20
[  262.998449]  warn_alloc.cold.116+0xb7/0x1bd
[  263.002768]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.007606]  ? lock_downgrade+0x900/0x900
[  263.011757]  ? trace_hardirqs_off+0xb8/0x310
[  263.016163]  ? trace_hardirqs_off+0xb8/0x310
[  263.020586]  __alloc_pages_slowpath+0x26e8/0x2e10
[  263.025445]  ? warn_alloc+0x120/0x120
[  263.029241]  ? print_usage_bug+0xc0/0xc0
[  263.033301]  ? warn_alloc+0x120/0x120
[  263.037099]  ? warn_alloc+0x120/0x120
[  263.040901]  ? print_usage_bug+0xc0/0xc0
[  263.044962]  ? print_usage_bug+0xc0/0xc0
[  263.049023]  ? __lock_acquire+0x62f/0x4c20
[  263.053259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.058791]  ? should_fail+0x22d/0xd01
[  263.062676]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.067771]  ? __lock_acquire+0x62f/0x4c20
[  263.072002]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.077094]  ? __lock_acquire+0x62f/0x4c20
[  263.081329]  ? should_fail+0x22d/0xd01
[  263.085217]  ? find_held_lock+0x36/0x1c0
[  263.089280]  ? mark_held_locks+0x130/0x130
[  263.093511]  ? mark_held_locks+0x130/0x130
[  263.097739]  ? zap_class+0x640/0x640
[  263.101448]  ? zap_class+0x640/0x640
[  263.105157]  ? print_usage_bug+0xc0/0xc0
[  263.109209]  ? do_raw_spin_unlock+0xa7/0x330
[  263.113610]  ? zap_class+0x640/0x640
[  263.117317]  ? print_usage_bug+0xc0/0xc0
[  263.121372]  ? wq_watchdog_touch+0x9c/0xfe
[  263.125602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.131134]  ? check_preemption_disabled+0x48/0x280
[  263.136163]  ? __lock_is_held+0xb5/0x140
[  263.140224]  __alloc_pages_nodemask+0xa80/0xde0
[  263.144902]  ? zap_class+0x640/0x640
[  263.148613]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  263.153644]  ? find_held_lock+0x36/0x1c0
[  263.157707]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.162374]  ? lock_downgrade+0x900/0x900
[  263.166524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.172058]  cache_grow_begin+0xa5/0x8c0
[  263.176119]  ? do_raw_spin_unlock+0xa7/0x330
[  263.180530]  fallback_alloc+0x204/0x2e0
[  263.184505]  ____cache_alloc_node+0x1c7/0x1e0
[  263.189003]  kmem_cache_alloc_node+0xe3/0x730
[  263.193509]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.197745]  __alloc_skb+0x119/0x770
[  263.201455]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.206727]  ? netdev_alloc_frag+0x1f0/0x1f0
[  263.211131]  ? lock_downgrade+0x900/0x900
[  263.215291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.220827]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.226451]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.231905]  ? addrconf_rs_timer+0x690/0x690
[  263.236317]  ndisc_alloc_skb+0x144/0x340
[  263.240379]  ndisc_send_rs+0x331/0x6e0
[  263.244261]  addrconf_rs_timer+0x314/0x690
[  263.248492]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.252905]  call_timer_fn+0x272/0x920
[  263.256785]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.261013]  ? process_timeout+0x40/0x40
[  263.265078]  ? mark_held_locks+0xc7/0x130
[  263.269228]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.273714]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.278201]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.282430]  ? lockdep_hardirqs_on+0x296/0x5b0
[  263.287005]  ? trace_hardirqs_on+0xbd/0x310
[  263.291323]  ? kasan_check_read+0x11/0x20
[  263.295464]  ? __run_timers+0x7da/0xc70
[  263.299431]  ? trace_hardirqs_off_caller+0x310/0x310
[  263.304534]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.308766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.312993]  __run_timers+0x7e5/0xc70
[  263.316795]  ? timer_fixup_init+0x70/0x70
[  263.320941]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  263.325953]  ? zap_class+0x640/0x640
[  263.329666]  ? print_usage_bug+0xc0/0xc0
[  263.333726]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  263.338920]  ? find_held_lock+0x36/0x1c0
[  263.342982]  ? zap_class+0x640/0x640
[  263.346697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.352233]  ? check_preemption_disabled+0x48/0x280
[  263.357258]  ? __lock_is_held+0xb5/0x140
[  263.361322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.366866]  ? check_preemption_disabled+0x48/0x280
[  263.371884]  run_timer_softirq+0x52/0xb0
[  263.375940]  ? rcu_read_lock_sched_held+0x14f/0x180
[  263.380959]  __do_softirq+0x308/0xb7e
[  263.384757]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  263.389254]  ? lock_downgrade+0x900/0x900
[  263.393409]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  263.398520]  ? pvclock_read_flags+0x160/0x160
[  263.403019]  ? lapic_next_event+0x5a/0x90
[  263.407181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.412719]  ? kvm_clock_read+0x18/0x30
[  263.416696]  ? kvm_sched_clock_read+0x9/0x20
[  263.421108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.426647]  ? check_preemption_disabled+0x48/0x280
[  263.431675]  irq_exit+0x17f/0x1c0
[  263.435127]  smp_apic_timer_interrupt+0x1cb/0x760
[  263.439969]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.445852]  ? interrupt_entry+0xb5/0xc0
[  263.449912]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.454923]  ? trace_hardirqs_off_caller+0xbb/0x310
[  263.459940]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.464781]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.469798]  ? trace_hardirqs_on_caller+0x310/0x310
[  263.474813]  ? task_prio+0x50/0x50
[  263.478356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.483891]  ? check_preemption_disabled+0x48/0x280
[  263.488910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.493755]  apic_timer_interrupt+0xf/0x20
[  263.497978]  </IRQ>
[  263.500214] RIP: 0010:write_comp_data+0x1b/0x70
[  263.504894] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  263.523792] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  263.531494] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  263.538756] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  263.546020] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  263.553376] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  263.560637] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  263.567914]  ? do_shrink_slab+0x1c5/0xd30
[  263.572076]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.577430]  do_shrink_slab+0x1c5/0xd30
[  263.581405]  ? lock_acquire+0x1ed/0x520
[  263.585375]  ? snapshot_refaults+0x290/0x290
[  263.589777]  ? lock_release+0xa00/0xa00
[  263.593753]  ? perf_trace_sched_process_exec+0x860/0x860
[  263.599207]  ? down_read_trylock+0xda/0x140
[  263.603520]  ? shrink_slab+0x207/0x8c0
[  263.607402]  ? downgrade_write+0x270/0x270
[  263.611639]  shrink_slab+0x389/0x8c0
[  263.615344]  ? shrink_active_list+0x1f00/0x1f00
[  263.620013]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  263.625636]  ? kasan_check_read+0x11/0x20
[  263.629775]  ? do_raw_spin_unlock+0xa7/0x330
[  263.634180]  ? ___preempt_schedule+0x16/0x18
[  263.638590]  ? _raw_spin_unlock+0x3f/0x50
[  263.642740]  shrink_node+0x431/0x16b0
[  263.646534]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  263.651825]  ? shrink_node_memcg+0x18f0/0x18f0
[  263.656401]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  263.660978]  ? trace_hardirqs_on+0xbd/0x310
[  263.665292]  ? vmpressure+0x271/0x340
[  263.669094]  ? do_raw_spin_trylock+0x270/0x270
[  263.673674]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  263.679204]  ? __cpuset_node_allowed+0x19b/0x660
[  263.683955]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  263.689661]  ? vmpressure+0x1a2/0x340
[  263.693463]  do_try_to_free_pages+0x3e7/0x1290
[  263.698038]  ? zap_class+0x640/0x640
[  263.701767]  ? shrink_node+0x16b0/0x16b0
[  263.705822]  ? __lock_is_held+0xb5/0x140
[  263.709891]  try_to_free_pages+0x4d0/0xb90
[  263.714125]  ? do_try_to_free_pages+0x1290/0x1290
[  263.718973]  ? lock_acquire+0x1ed/0x520
[  263.722954]  ? set_page_refcounted+0x280/0x280
[  263.727534]  ? lock_release+0xa00/0xa00
[  263.731507]  ? _raw_spin_unlock_irq+0x60/0x80
[  263.735994]  ? psi_memstall_enter+0x240/0x2b0
[  263.740484]  ? psi_memstall_tick+0x230/0x230
[  263.744900]  __alloc_pages_slowpath+0xa14/0x2e10
[  263.749675]  ? warn_alloc+0x120/0x120
[  263.753467]  ? mark_held_locks+0x130/0x130
[  263.758394]  ? find_get_entry+0xaae/0x1120
[  263.762634]  ? filemap_map_pages+0x1a20/0x1a20
[  263.767214]  ? zap_class+0x640/0x640
[  263.770925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.776457]  ? check_preemption_disabled+0x48/0x280
[  263.781467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.787000]  ? should_fail+0x22d/0xd01
[  263.790885]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.795982]  ? zap_class+0x640/0x640
[  263.799724]  ? __lock_is_held+0xb5/0x140
[  263.804055]  ? mark_held_locks+0x130/0x130
[  263.808288]  ? lock_release+0xa00/0xa00
[  263.812264]  ? perf_trace_sched_process_exec+0x860/0x860
[  263.817712]  ? xa_load+0x2ba/0x460
[  263.821246]  ? lock_downgrade+0x900/0x900
[  263.825392]  ? __might_sleep+0x95/0x190
[  263.829363]  __alloc_pages_nodemask+0xa80/0xde0
[  263.834030]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  263.839056]  ? __page_cache_alloc+0x191/0x5c0
[  263.843541]  ? xa_load+0x2e1/0x460
[  263.847073]  ? xa_clear_mark+0x40/0x40
[  263.850954]  ? zap_class+0x640/0x640
[  263.854667]  ? zap_class+0x640/0x640
[  263.858374]  ? zap_class+0x640/0x640
[  263.862084]  ? __do_page_cache_readahead+0x663/0x810
[  263.867182]  ? find_held_lock+0x36/0x1c0
[  263.871242]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  263.876787]  alloc_pages_current+0x173/0x350
[  263.881193]  __page_cache_alloc+0x38c/0x5c0
[  263.885506]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  263.890427]  ? kasan_check_read+0x11/0x20
[  263.894569]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.899842]  ? generic_perform_write+0x6a0/0x6a0
[  263.904595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.910124]  ? check_preemption_disabled+0x48/0x280
[  263.915140]  filemap_fault+0x1595/0x25f0
[  263.919209]  ? __lock_page_or_retry+0xa00/0xa00
[  263.923875]  ? mark_held_locks+0x130/0x130
[  263.928112]  ? filemap_map_pages+0xd6b/0x1a20
[  263.932603]  ? lock_downgrade+0x900/0x900
[  263.936745]  ? check_preemption_disabled+0x48/0x280
[  263.941758]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  263.946683]  ? kasan_check_read+0x11/0x20
[  263.950824]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  263.956094]  ? rcu_softirq_qs+0x20/0x20
[  263.960098]  ? filemap_map_pages+0xd92/0x1a20
[  263.964592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.970136]  ? find_get_entries_tag+0x1400/0x1400
[  263.974978]  ? __lock_acquire+0x62f/0x4c20
[  263.979222]  ? lock_acquire+0x1ed/0x520
[  263.983200]  ? ext4_filemap_fault+0x7a/0xad
[  263.987523]  ? lock_release+0xa00/0xa00
[  263.991491]  ? perf_trace_sched_process_exec+0x860/0x860
[  263.996938]  ? print_usage_bug+0xc0/0xc0
[  264.000993]  ? print_usage_bug+0xc0/0xc0
[  264.005062]  ? down_read+0x8d/0x120
[  264.008679]  ? ext4_filemap_fault+0x7a/0xad
[  264.013007]  ? __down_interruptible+0x700/0x700
[  264.017686]  ext4_filemap_fault+0x82/0xad
[  264.021827]  __do_fault+0x100/0x6b0
[  264.025453]  ? pmd_devmap_trans_unstable+0x220/0x220
[  264.030552]  ? mark_held_locks+0x130/0x130
[  264.034785]  ? mark_held_locks+0x130/0x130
[  264.039013]  ? find_held_lock+0x36/0x1c0
[  264.043079]  ? find_held_lock+0x36/0x1c0
[  264.047138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.052672]  __handle_mm_fault+0x3ea0/0x5be0
[  264.057073]  ? poll_select_copy_remaining+0x18c/0x6a0
[  264.062260]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  264.067103]  ? __might_fault+0x12b/0x1e0
[  264.071158]  ? lock_downgrade+0x900/0x900
[  264.075313]  ? zap_class+0x640/0x640
[  264.079031]  ? zap_class+0x640/0x640
[  264.082746]  ? find_held_lock+0x36/0x1c0
[  264.086808]  ? handle_mm_fault+0x42a/0xc70
[  264.091042]  ? lock_downgrade+0x900/0x900
[  264.095182]  ? check_preemption_disabled+0x48/0x280
[  264.100194]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  264.105115]  ? kasan_check_read+0x11/0x20
[  264.109255]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.114530]  ? rcu_softirq_qs+0x20/0x20
[  264.118495]  ? trace_hardirqs_off_caller+0x310/0x310
[  264.123592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.129126]  ? check_preemption_disabled+0x48/0x280
[  264.134140]  handle_mm_fault+0x54f/0xc70
[  264.138201]  ? __handle_mm_fault+0x5be0/0x5be0
[  264.142782]  ? find_vma+0x34/0x190
[  264.146319]  __do_page_fault+0x5e8/0xe60
[  264.150373]  ? trace_hardirqs_off+0xb8/0x310
[  264.154782]  do_page_fault+0xf2/0x7e0
[  264.158576]  ? vmalloc_sync_all+0x30/0x30
[  264.162717]  ? error_entry+0x70/0xd0
[  264.166424]  ? trace_hardirqs_off_caller+0xbb/0x310
[  264.171443]  ? trace_hardirqs_on_caller+0xc0/0x310
[  264.176364]  ? syscall_return_slowpath+0x5e0/0x5e0
[  264.181290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.186125]  ? trace_hardirqs_on_caller+0x310/0x310
[  264.191131]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.196681]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  264.201702]  ? prepare_exit_to_usermode+0x291/0x3b0
[  264.206826]  ? page_fault+0x8/0x30
[  264.210361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.215199]  ? page_fault+0x8/0x30
[  264.218731]  page_fault+0x1e/0x30
[  264.222178] RIP: 0033:0x7f30b3a05dd3
[  264.225898] Code: Bad RIP value.
[  264.229256] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  264.234613] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  264.241874] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  264.249136] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  264.256401] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  264.263661] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  264.271039] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  264.271044] warn_alloc_show_mem: 1 callbacks suppressed
[  264.271050] Mem-Info:
[  264.278226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.283588] active_anon:48525 inactive_anon:197 isolated_anon:0
[  264.283588]  active_file:12 inactive_file:12 isolated_file:0
[  264.283588]  unevictable:0 dirty:0 writeback:0 unstable:0
[  264.283588]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  264.283588]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  264.283588]  free:13677 free_pcp:357 free_cma:0
[  264.285958] Call Trace:
[  264.295329] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  264.328166]  <IRQ>
[  264.330730] 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
[  264.358221]  dump_stack+0x244/0x39d
[  264.360336] lowmem_reserve[]: 0 2818 6321 6321
[  264.386434]  ? dump_stack_print_info.cold.1+0x20/0x20
[  264.390032] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  264.394612]  warn_alloc.cold.116+0xb7/0x1bd
[  264.399763] lowmem_reserve[]: 0 0 3503 3503
[  264.427346]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  264.431637] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  264.435949]  ? lock_downgrade+0x900/0x900
[  264.440763] lowmem_reserve[]: 0 0 0 0
[  264.469917]  ? trace_hardirqs_off+0xb8/0x310
[  264.474034] 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
[  264.477824]  ? trace_hardirqs_off+0xb8/0x310
[  264.482199] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  264.495714]  __alloc_pages_slowpath+0x26e8/0x2e10
[  264.500174] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  264.515528]  ? warn_alloc+0x120/0x120
[  264.520325] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  264.534873]  ? print_usage_bug+0xc0/0xc0
[  264.538649] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  264.547464]  ? warn_alloc+0x120/0x120
[  264.551494] 268 total pagecache pages
[  264.560055]  ? warn_alloc+0x120/0x120
[  264.563835] 0 pages in swap cache
[  264.567614]  ? print_usage_bug+0xc0/0xc0
[  264.571389] Swap cache stats: add 0, delete 0, find 0/0
[  264.574827]  ? kvm_clock_read+0x18/0x30
[  264.578855] Free swap  = 0kB
[  264.584533]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  264.588476] Total swap = 0kB
[  264.591482]  ? print_usage_bug+0xc0/0xc0
[  264.596464] 1965979 pages RAM
[  264.599470]  ? __lock_acquire+0x62f/0x4c20
[  264.603496] 0 pages HighMem/MovableOnly
[  264.603503] 342853 pages reserved
[  264.606597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.610801] 0 pages cma reserved
[  264.614759]  ? should_fail+0x22d/0xd01
[  264.618242] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  264.623700]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.623718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.627113] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  264.630935]  ? __lock_acquire+0x62f/0x4c20
[  264.637398] init cpuset=/ mems_allowed=0
[  264.642664]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.670770]  ? __lock_acquire+0x62f/0x4c20
[  264.675007]  ? should_fail+0x22d/0xd01
[  264.678885]  ? rcu_irq_exit+0x1a2/0x390
[  264.682863]  ? mark_held_locks+0x130/0x130
[  264.687097]  ? mark_held_locks+0x130/0x130
[  264.691331]  ? mark_held_locks+0xc7/0x130
[  264.695472]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  264.700676]  ? zap_class+0x640/0x640
[  264.704383]  ? print_usage_bug+0xc0/0xc0
[  264.708440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.713977]  ? check_preemption_disabled+0x48/0x280
[  264.718995]  ? __lock_is_held+0xb5/0x140
[  264.723060]  __alloc_pages_nodemask+0xa80/0xde0
[  264.727728]  ? zap_class+0x640/0x640
[  264.731438]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  264.736462]  ? find_held_lock+0x36/0x1c0
[  264.740624]  ? ____cache_alloc_node+0x1c7/0x1e0
[  264.745288]  ? lock_downgrade+0x900/0x900
[  264.749438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.755439]  cache_grow_begin+0xa5/0x8c0
[  264.759496]  ? do_raw_spin_unlock+0xa7/0x330
[  264.763905]  fallback_alloc+0x204/0x2e0
[  264.767881]  ____cache_alloc_node+0x1c7/0x1e0
[  264.772378]  kmem_cache_alloc_node+0xe3/0x730
[  264.776871]  ? ipv6_get_ifaddr+0x42e/0x620
[  264.781109]  __alloc_skb+0x119/0x770
[  264.784819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  264.790095]  ? netdev_alloc_frag+0x1f0/0x1f0
[  264.794500]  ? lock_downgrade+0x900/0x900
[  264.798647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.804177]  ? refcount_sub_and_test_checked+0x203/0x310
[  264.809629]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  264.815071]  ? addrconf_rs_timer+0x690/0x690
[  264.819481]  ndisc_alloc_skb+0x144/0x340
[  264.823542]  ndisc_send_rs+0x331/0x6e0
[  264.827427]  addrconf_rs_timer+0x314/0x690
[  264.831661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.835987]  call_timer_fn+0x272/0x920
[  264.839872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.844098]  ? process_timeout+0x40/0x40
[  264.848159]  ? __run_timers+0x7da/0xc70
[  264.852128]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.856620]  ? _raw_spin_unlock_irq+0x27/0x80
[  264.861107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.865342]  ? lockdep_hardirqs_on+0x296/0x5b0
[  264.869919]  ? trace_hardirqs_on+0xbd/0x310
[  264.874239]  ? kasan_check_read+0x11/0x20
[  264.878377]  ? __run_timers+0x7da/0xc70
[  264.882350]  ? trace_hardirqs_off_caller+0x310/0x310
[  264.887449]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.891686]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  264.895919]  __run_timers+0x7e5/0xc70
[  264.899811]  ? timer_fixup_init+0x70/0x70
[  264.903962]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.908977]  ? zap_class+0x640/0x640
[  264.912691]  ? enqueue_hrtimer+0x1a5/0x560
[  264.916925]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  264.922123]  ? find_held_lock+0x36/0x1c0
[  264.926186]  ? zap_class+0x640/0x640
[  264.929898]  ? pvclock_read_flags+0x160/0x160
[  264.934390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.939923]  ? check_preemption_disabled+0x48/0x280
[  264.944950]  ? __lock_is_held+0xb5/0x140
[  264.949019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.954551]  ? check_preemption_disabled+0x48/0x280
[  264.959563]  run_timer_softirq+0x52/0xb0
[  264.963616]  ? rcu_read_lock_sched_held+0x14f/0x180
[  264.968639]  __do_softirq+0x308/0xb7e
[  264.972435]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  264.976927]  ? lock_downgrade+0x900/0x900
[  264.981080]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  264.986181]  ? pvclock_read_flags+0x160/0x160
[  264.990672]  ? lapic_next_event+0x5a/0x90
[  264.994817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.000362]  ? kvm_clock_read+0x18/0x30
[  265.004333]  ? kvm_sched_clock_read+0x9/0x20
[  265.008736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.014266]  ? check_preemption_disabled+0x48/0x280
[  265.019284]  irq_exit+0x17f/0x1c0
[  265.022734]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.027582]  ? smp_reschedule_interrupt+0x109/0x650
[  265.032593]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.038468]  ? interrupt_entry+0xb5/0xc0
[  265.042524]  ? trace_hardirqs_off_caller+0xbb/0x310
[  265.047536]  ? trace_hardirqs_off_caller+0xbb/0x310
[  265.052545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.057380]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.062392]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.067400]  ? task_prio+0x50/0x50
[  265.070941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.076472]  ? check_preemption_disabled+0x48/0x280
[  265.081485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.086330]  apic_timer_interrupt+0xf/0x20
[  265.090555]  </IRQ>
[  265.092789] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  265.097713] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  265.116605] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  265.124304] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  265.131564] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  265.138826] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  265.146089] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  265.153353] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  265.160839]  skb_clone+0x1bb/0x500
[  265.164377]  ? finish_task_switch+0x2f4/0x910
[  265.168869]  ? skb_split+0x11e0/0x11e0
[  265.172775]  ? preempt_notifier_register+0x200/0x200
[  265.177873]  ? __switch_to_asm+0x34/0x70
[  265.181932]  ? __switch_to_asm+0x34/0x70
[  265.185988]  ? __switch_to_asm+0x40/0x70
[  265.190039]  ? __switch_to_asm+0x34/0x70
[  265.194097]  ? __switch_to_asm+0x40/0x70
[  265.198156]  ? __switch_to_asm+0x34/0x70
[  265.202208]  ? __switch_to_asm+0x40/0x70
[  265.206261]  ? __switch_to_asm+0x34/0x70
[  265.210313]  ? __switch_to_asm+0x34/0x70
[  265.214367]  ? __switch_to_asm+0x40/0x70
[  265.218419]  ? __switch_to_asm+0x34/0x70
[  265.222477]  bpf_clone_redirect+0xb9/0x490
[  265.226706]  ? __schedule+0x8d7/0x21d0
[  265.230604]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  265.235615]  ? __sched_text_start+0x8/0x8
[  265.239758]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.244518]  ? find_held_lock+0x36/0x1c0
[  265.248580]  ? lock_acquire+0x1ed/0x520
[  265.252550]  ? bpf_test_run+0x3cb/0x780
[  265.256518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.262049]  ? check_preemption_disabled+0x48/0x280
[  265.267416]  ? kasan_check_read+0x11/0x20
[  265.271559]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.276827]  ? rcu_softirq_qs+0x20/0x20
[  265.280794]  ? preempt_schedule+0x4d/0x60
[  265.284942]  ? ___preempt_schedule+0x16/0x18
[  265.289351]  ? bpf_test_run+0x25d/0x780
[  265.293329]  ? netlink_diag_dump+0x2a0/0x2a0
[  265.297736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.303266]  ? bpf_test_init.isra.10+0x70/0x100
[  265.307939]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  265.312703]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  265.317539]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  265.323067]  ? fput+0x130/0x1a0
[  265.326340]  ? __bpf_prog_get+0x9b/0x290
[  265.330402]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  265.335235]  ? bpf_prog_test_run+0x130/0x1a0
[  265.339644]  ? __x64_sys_bpf+0x3d8/0x520
[  265.343700]  ? bpf_prog_get+0x20/0x20
[  265.347513]  ? do_syscall_64+0x1b9/0x820
[  265.351566]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  265.356931]  ? syscall_return_slowpath+0x5e0/0x5e0
[  265.361852]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.366694]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.371705]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  265.376718]  ? prepare_exit_to_usermode+0x291/0x3b0
[  265.381733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.386575]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  265.391947] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  265.392006] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.398087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  265.398091] Call Trace:
[  265.398096]  <IRQ>
[  265.398112]  dump_stack+0x244/0x39d
[  265.398132]  ? dump_stack_print_info.cold.1+0x20/0x20
[  265.404664] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.413959]  warn_alloc.cold.116+0xb7/0x1bd
[  265.416508] syz-executor5 cpuset=syz5 mems_allowed=0
[  265.418648]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.452110]  ? lock_downgrade+0x900/0x900
[  265.456264]  ? trace_hardirqs_off+0xb8/0x310
[  265.460680]  ? trace_hardirqs_off+0xb8/0x310
[  265.465087]  __alloc_pages_slowpath+0x26e8/0x2e10
[  265.469950]  ? warn_alloc+0x120/0x120
[  265.473746]  ? print_usage_bug+0xc0/0xc0
[  265.477804]  ? warn_alloc+0x120/0x120
[  265.481601]  ? warn_alloc+0x120/0x120
[  265.485395]  ? print_usage_bug+0xc0/0xc0
[  265.489455]  ? print_usage_bug+0xc0/0xc0
[  265.493518]  ? __lock_acquire+0x62f/0x4c20
[  265.497752]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.503383]  ? should_fail+0x22d/0xd01
[  265.507270]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.512369]  ? __lock_acquire+0x62f/0x4c20
[  265.516600]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.521697]  ? __lock_acquire+0x62f/0x4c20
[  265.525928]  ? should_fail+0x22d/0xd01
[  265.529807]  ? find_held_lock+0x36/0x1c0
[  265.533871]  ? mark_held_locks+0x130/0x130
[  265.538114]  ? mark_held_locks+0x130/0x130
[  265.542345]  ? zap_class+0x640/0x640
[  265.546054]  ? zap_class+0x640/0x640
[  265.549765]  ? print_usage_bug+0xc0/0xc0
[  265.553819]  ? do_raw_spin_unlock+0xa7/0x330
[  265.558219]  ? zap_class+0x640/0x640
[  265.561924]  ? print_usage_bug+0xc0/0xc0
[  265.566075]  ? wq_watchdog_touch+0x9c/0xfe
[  265.570304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.575836]  ? check_preemption_disabled+0x48/0x280
[  265.580853]  ? __lock_is_held+0xb5/0x140
[  265.584918]  __alloc_pages_nodemask+0xa80/0xde0
[  265.589583]  ? zap_class+0x640/0x640
[  265.593298]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  265.598322]  ? find_held_lock+0x36/0x1c0
[  265.602384]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.607046]  ? lock_downgrade+0x900/0x900
[  265.611192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.616730]  cache_grow_begin+0xa5/0x8c0
[  265.620784]  ? do_raw_spin_unlock+0xa7/0x330
[  265.625191]  fallback_alloc+0x204/0x2e0
[  265.629252]  ____cache_alloc_node+0x1c7/0x1e0
[  265.633744]  kmem_cache_alloc_node+0xe3/0x730
[  265.638234]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.642470]  __alloc_skb+0x119/0x770
[  265.646180]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  265.651456]  ? netdev_alloc_frag+0x1f0/0x1f0
[  265.655856]  ? lock_downgrade+0x900/0x900
[  265.660008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.665549]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.670992]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.676439]  ? addrconf_rs_timer+0x690/0x690
[  265.680853]  ndisc_alloc_skb+0x144/0x340
[  265.684918]  ndisc_send_rs+0x331/0x6e0
[  265.688807]  addrconf_rs_timer+0x314/0x690
[  265.693043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.697279]  call_timer_fn+0x272/0x920
[  265.701159]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.705390]  ? process_timeout+0x40/0x40
[  265.709450]  ? mark_held_locks+0xc7/0x130
[  265.713677]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.718163]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.722654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.726888]  ? lockdep_hardirqs_on+0x296/0x5b0
[  265.731475]  ? trace_hardirqs_on+0xbd/0x310
[  265.735786]  ? kasan_check_read+0x11/0x20
[  265.739922]  ? __run_timers+0x7da/0xc70
[  265.743896]  ? trace_hardirqs_off_caller+0x310/0x310
[  265.748998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.753229]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.757455]  __run_timers+0x7e5/0xc70
[  265.761261]  ? timer_fixup_init+0x70/0x70
[  265.765406]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.770415]  ? zap_class+0x640/0x640
[  265.774134]  ? print_usage_bug+0xc0/0xc0
[  265.778188]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  265.783375]  ? find_held_lock+0x36/0x1c0
[  265.787434]  ? zap_class+0x640/0x640
[  265.791149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.796683]  ? check_preemption_disabled+0x48/0x280
[  265.801700]  ? __lock_is_held+0xb5/0x140
[  265.805756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.811317]  ? check_preemption_disabled+0x48/0x280
[  265.816328]  run_timer_softirq+0x52/0xb0
[  265.820382]  ? rcu_read_lock_sched_held+0x14f/0x180
[  265.825391]  __do_softirq+0x308/0xb7e
[  265.829193]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  265.833683]  ? lock_downgrade+0x900/0x900
[  265.837832]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  265.842945]  ? pvclock_read_flags+0x160/0x160
[  265.847435]  ? lapic_next_event+0x5a/0x90
[  265.851577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.857111]  ? kvm_clock_read+0x18/0x30
[  265.861082]  ? kvm_sched_clock_read+0x9/0x20
[  265.865483]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.871012]  ? check_preemption_disabled+0x48/0x280
[  265.876028]  irq_exit+0x17f/0x1c0
[  265.879476]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.884313]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.890191]  ? interrupt_entry+0xb5/0xc0
[  265.894246]  ? trace_hardirqs_off_caller+0xbb/0x310
[  265.899256]  ? trace_hardirqs_off_caller+0xbb/0x310
[  265.904266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.909106]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.914126]  ? trace_hardirqs_on_caller+0x310/0x310
[  265.919143]  ? task_prio+0x50/0x50
[  265.922693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.928242]  ? check_preemption_disabled+0x48/0x280
[  265.933259]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.938102]  apic_timer_interrupt+0xf/0x20
[  265.942327]  </IRQ>
[  265.944559] RIP: 0010:write_comp_data+0x1b/0x70
[  265.949226] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  265.968120] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  265.975820] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  265.983088] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  265.990352] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  265.997612] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  266.004872] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  266.012156]  ? do_shrink_slab+0x1c5/0xd30
[  266.016305]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.021658]  do_shrink_slab+0x1c5/0xd30
[  266.025628]  ? lock_acquire+0x1ed/0x520
[  266.029600]  ? snapshot_refaults+0x290/0x290
[  266.034004]  ? lock_release+0xa00/0xa00
[  266.037977]  ? perf_trace_sched_process_exec+0x860/0x860
[  266.043431]  ? down_read_trylock+0xda/0x140
[  266.047743]  ? shrink_slab+0x207/0x8c0
[  266.051735]  ? downgrade_write+0x270/0x270
[  266.055971]  shrink_slab+0x389/0x8c0
[  266.059682]  ? shrink_active_list+0x1f00/0x1f00
[  266.064354]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  266.069974]  ? kasan_check_read+0x11/0x20
[  266.075068]  ? do_raw_spin_unlock+0xa7/0x330
[  266.079476]  ? ___preempt_schedule+0x16/0x18
[  266.083889]  ? _raw_spin_unlock+0x3f/0x50
[  266.088135]  shrink_node+0x431/0x16b0
[  266.091928]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  266.097219]  ? shrink_node_memcg+0x18f0/0x18f0
[  266.101793]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  266.106368]  ? trace_hardirqs_on+0xbd/0x310
[  266.110685]  ? vmpressure+0x271/0x340
[  266.114486]  ? do_raw_spin_trylock+0x270/0x270
[  266.119067]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  266.124601]  ? __cpuset_node_allowed+0x19b/0x660
[  266.129353]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  266.135057]  ? vmpressure+0x1a2/0x340
[  266.138863]  do_try_to_free_pages+0x3e7/0x1290
[  266.143440]  ? zap_class+0x640/0x640
[  266.147163]  ? shrink_node+0x16b0/0x16b0
[  266.151221]  ? __lock_is_held+0xb5/0x140
[  266.155285]  try_to_free_pages+0x4d0/0xb90
[  266.159522]  ? do_try_to_free_pages+0x1290/0x1290
[  266.164369]  ? lock_acquire+0x1ed/0x520
[  266.168337]  ? set_page_refcounted+0x280/0x280
[  266.172920]  ? lock_release+0xa00/0xa00
[  266.176887]  ? _raw_spin_unlock_irq+0x60/0x80
[  266.181376]  ? psi_memstall_enter+0x240/0x2b0
[  266.185864]  ? psi_memstall_tick+0x230/0x230
[  266.190275]  __alloc_pages_slowpath+0xa14/0x2e10
[  266.195047]  ? warn_alloc+0x120/0x120
[  266.198846]  ? mark_held_locks+0x130/0x130
[  266.203077]  ? find_get_entry+0xaae/0x1120
[  266.207315]  ? filemap_map_pages+0x1a20/0x1a20
[  266.211897]  ? zap_class+0x640/0x640
[  266.215613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.221148]  ? check_preemption_disabled+0x48/0x280
[  266.226156]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.231694]  ? should_fail+0x22d/0xd01
[  266.235581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.240676]  ? zap_class+0x640/0x640
[  266.244403]  ? __lock_is_held+0xb5/0x140
[  266.248462]  ? mark_held_locks+0x130/0x130
[  266.252690]  ? lock_release+0xa00/0xa00
[  266.256658]  ? perf_trace_sched_process_exec+0x860/0x860
[  266.262107]  ? xa_load+0x2ba/0x460
[  266.265646]  ? lock_downgrade+0x900/0x900
[  266.269795]  ? __might_sleep+0x95/0x190
[  266.273771]  __alloc_pages_nodemask+0xa80/0xde0
[  266.278439]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  266.283447]  ? __page_cache_alloc+0x191/0x5c0
[  266.287936]  ? xa_load+0x2e1/0x460
[  266.291472]  ? xa_clear_mark+0x40/0x40
[  266.295356]  ? zap_class+0x640/0x640
[  266.299070]  ? zap_class+0x640/0x640
[  266.302780]  ? zap_class+0x640/0x640
[  266.306491]  ? __do_page_cache_readahead+0x663/0x810
[  266.311591]  ? find_held_lock+0x36/0x1c0
[  266.315649]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  266.321185]  alloc_pages_current+0x173/0x350
[  266.325590]  __page_cache_alloc+0x38c/0x5c0
[  266.329903]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  266.334836]  ? kasan_check_read+0x11/0x20
[  266.338975]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.344248]  ? generic_perform_write+0x6a0/0x6a0
[  266.348997]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.354528]  ? check_preemption_disabled+0x48/0x280
[  266.359548]  filemap_fault+0x1595/0x25f0
[  266.363613]  ? __lock_page_or_retry+0xa00/0xa00
[  266.368278]  ? mark_held_locks+0x130/0x130
[  266.372516]  ? filemap_map_pages+0xd6b/0x1a20
[  266.377009]  ? lock_downgrade+0x900/0x900
[  266.381152]  ? check_preemption_disabled+0x48/0x280
[  266.386162]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  266.391089]  ? kasan_check_read+0x11/0x20
[  266.395229]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.400499]  ? rcu_softirq_qs+0x20/0x20
[  266.404477]  ? filemap_map_pages+0xd92/0x1a20
[  266.408970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.414506]  ? find_get_entries_tag+0x1400/0x1400
[  266.419348]  ? __lock_acquire+0x62f/0x4c20
[  266.423588]  ? lock_acquire+0x1ed/0x520
[  266.427557]  ? ext4_filemap_fault+0x7a/0xad
[  266.431877]  ? lock_release+0xa00/0xa00
[  266.435842]  ? perf_trace_sched_process_exec+0x860/0x860
[  266.441287]  ? print_usage_bug+0xc0/0xc0
[  266.445341]  ? print_usage_bug+0xc0/0xc0
[  266.449406]  ? down_read+0x8d/0x120
[  266.453022]  ? ext4_filemap_fault+0x7a/0xad
[  266.457337]  ? __down_interruptible+0x700/0x700
[  266.462006]  ext4_filemap_fault+0x82/0xad
[  266.466150]  __do_fault+0x100/0x6b0
[  266.469774]  ? pmd_devmap_trans_unstable+0x220/0x220
[  266.474878]  ? mark_held_locks+0x130/0x130
[  266.479111]  ? mark_held_locks+0x130/0x130
[  266.483338]  ? find_held_lock+0x36/0x1c0
[  266.487396]  ? find_held_lock+0x36/0x1c0
[  266.491451]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.496986]  __handle_mm_fault+0x3ea0/0x5be0
[  266.501392]  ? poll_select_copy_remaining+0x18c/0x6a0
[  266.506594]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  266.511437]  ? __might_fault+0x12b/0x1e0
[  266.515492]  ? lock_downgrade+0x900/0x900
[  266.519640]  ? zap_class+0x640/0x640
[  266.523346]  ? zap_class+0x640/0x640
[  266.527066]  ? find_held_lock+0x36/0x1c0
[  266.531130]  ? handle_mm_fault+0x42a/0xc70
[  266.535359]  ? lock_downgrade+0x900/0x900
[  266.539502]  ? check_preemption_disabled+0x48/0x280
[  266.544515]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  266.549439]  ? kasan_check_read+0x11/0x20
[  266.553580]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  266.558851]  ? rcu_softirq_qs+0x20/0x20
[  266.562824]  ? trace_hardirqs_off_caller+0x310/0x310
[  266.567922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.573455]  ? check_preemption_disabled+0x48/0x280
[  266.578471]  handle_mm_fault+0x54f/0xc70
[  266.582530]  ? __handle_mm_fault+0x5be0/0x5be0
[  266.587611]  ? find_vma+0x34/0x190
[  266.591156]  __do_page_fault+0x5e8/0xe60
[  266.595210]  ? trace_hardirqs_off+0xb8/0x310
[  266.599624]  do_page_fault+0xf2/0x7e0
[  266.603423]  ? vmalloc_sync_all+0x30/0x30
[  266.607570]  ? error_entry+0x70/0xd0
[  266.611279]  ? trace_hardirqs_off_caller+0xbb/0x310
[  266.616291]  ? trace_hardirqs_on_caller+0xc0/0x310
[  266.621217]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.626137]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.630989]  ? trace_hardirqs_on_caller+0x310/0x310
[  266.636003]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.641448]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  266.646457]  ? prepare_exit_to_usermode+0x291/0x3b0
[  266.651558]  ? page_fault+0x8/0x30
[  266.655094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.659933]  ? page_fault+0x8/0x30
[  266.663469]  page_fault+0x1e/0x30
[  266.666913] RIP: 0033:0x7f30b3a05dd3
[  266.670630] Code: Bad RIP value.
[  266.674070] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  266.679425] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  266.686688] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  266.693951] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  266.701215] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  266.708478] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  266.715753] warn_alloc_show_mem: 1 callbacks suppressed
[  266.715763] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  266.715765] Mem-Info:
[  266.715804] active_anon:48525 inactive_anon:197 isolated_anon:0
[  266.715804]  active_file:12 inactive_file:12 isolated_file:0
[  266.715804]  unevictable:0 dirty:0 writeback:0 unstable:0
[  266.715804]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  266.715804]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  266.715804]  free:13677 free_pcp:357 free_cma:0
[  266.721133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.728315] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  266.730701] Call Trace:
[  266.763872] 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
[  266.773216]  <IRQ>
[  266.800687] lowmem_reserve[]: 0 2818 6321 6321
[  266.803266]  dump_stack+0x244/0x39d
[  266.829337] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  266.831482]  ? dump_stack_print_info.cold.1+0x20/0x20
[  266.836034] lowmem_reserve[]: 0 0 3503 3503
[  266.839656]  warn_alloc.cold.116+0xb7/0x1bd
[  266.867202] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  266.872383]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.876673] lowmem_reserve[]: 0 0 0 0
[  266.880986]  ? lock_downgrade+0x900/0x900
[  266.909925] 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
[  266.914771]  ? trace_hardirqs_off+0xb8/0x310
[  266.918536] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  266.922676]  ? trace_hardirqs_off+0xb8/0x310
[  266.936169] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  266.940573]  __alloc_pages_slowpath+0x26e8/0x2e10
[  266.955888] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  266.960298]  ? warn_alloc+0x120/0x120
[  266.974820] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  266.979642]  ? print_usage_bug+0xc0/0xc0
[  266.988447] 268 total pagecache pages
[  266.992235]  ? warn_alloc+0x120/0x120
[  267.000795] 0 pages in swap cache
[  267.004835]  ? warn_alloc+0x120/0x120
[  267.008606] Swap cache stats: add 0, delete 0, find 0/0
[  267.012386]  ? print_usage_bug+0xc0/0xc0
[  267.015812] Free swap  = 0kB
[  267.019600]  ? print_usage_bug+0xc0/0xc0
[  267.024931] Total swap = 0kB
[  267.028976]  ? __lock_acquire+0x62f/0x4c20
[  267.031965] 1965979 pages RAM
[  267.036010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.038997] 0 pages HighMem/MovableOnly
[  267.039004] 342853 pages reserved
[  267.043227]  ? should_fail+0x22d/0xd01
[  267.046303] 0 pages cma reserved
[  267.051826]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.055860] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.059208]  ? __lock_acquire+0x62f/0x4c20
[  267.059226]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.059241]  ? __lock_acquire+0x62f/0x4c20
[  267.063152] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.066449]  ? should_fail+0x22d/0xd01
[  267.071695] init cpuset=/ mems_allowed=0
[  267.078173]  ? find_held_lock+0x36/0x1c0
[  267.113320]  ? mark_held_locks+0x130/0x130
[  267.117555]  ? mark_held_locks+0x130/0x130
[  267.121804]  ? zap_class+0x640/0x640
[  267.125518]  ? zap_class+0x640/0x640
[  267.129229]  ? print_usage_bug+0xc0/0xc0
[  267.133280]  ? do_raw_spin_unlock+0xa7/0x330
[  267.137680]  ? zap_class+0x640/0x640
[  267.141387]  ? print_usage_bug+0xc0/0xc0
[  267.145439]  ? wq_watchdog_touch+0x9c/0xfe
[  267.149670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.155200]  ? check_preemption_disabled+0x48/0x280
[  267.160217]  ? __lock_is_held+0xb5/0x140
[  267.164276]  __alloc_pages_nodemask+0xa80/0xde0
[  267.168941]  ? zap_class+0x640/0x640
[  267.172666]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  267.177684]  ? find_held_lock+0x36/0x1c0
[  267.181756]  ? ____cache_alloc_node+0x1c7/0x1e0
[  267.186419]  ? lock_downgrade+0x900/0x900
[  267.190564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.196098]  cache_grow_begin+0xa5/0x8c0
[  267.200152]  ? do_raw_spin_unlock+0xa7/0x330
[  267.204562]  fallback_alloc+0x204/0x2e0
[  267.208536]  ____cache_alloc_node+0x1c7/0x1e0
[  267.213033]  kmem_cache_alloc_node+0xe3/0x730
[  267.217527]  ? ipv6_get_ifaddr+0x42e/0x620
[  267.221767]  __alloc_skb+0x119/0x770
[  267.225474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.230757]  ? netdev_alloc_frag+0x1f0/0x1f0
[  267.235161]  ? lock_downgrade+0x900/0x900
[  267.239321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.244850]  ? refcount_sub_and_test_checked+0x203/0x310
[  267.250295]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  267.255744]  ? addrconf_rs_timer+0x690/0x690
[  267.260158]  ndisc_alloc_skb+0x144/0x340
[  267.264214]  ndisc_send_rs+0x331/0x6e0
[  267.268098]  addrconf_rs_timer+0x314/0x690
[  267.272329]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.276564]  call_timer_fn+0x272/0x920
[  267.280448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.284675]  ? process_timeout+0x40/0x40
[  267.288741]  ? __run_timers+0x7da/0xc70
[  267.292714]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.297210]  ? _raw_spin_unlock_irq+0x27/0x80
[  267.301696]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.305924]  ? lockdep_hardirqs_on+0x296/0x5b0
[  267.310508]  ? trace_hardirqs_on+0xbd/0x310
[  267.314825]  ? kasan_check_read+0x11/0x20
[  267.318968]  ? __run_timers+0x7da/0xc70
[  267.322937]  ? trace_hardirqs_off_caller+0x310/0x310
[  267.328037]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.332268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  267.336581]  __run_timers+0x7e5/0xc70
[  267.340385]  ? timer_fixup_init+0x70/0x70
[  267.344528]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.349540]  ? zap_class+0x640/0x640
[  267.353261]  ? enqueue_hrtimer+0x1a5/0x560
[  267.357577]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  267.362770]  ? find_held_lock+0x36/0x1c0
[  267.366833]  ? zap_class+0x640/0x640
[  267.370543]  ? pvclock_read_flags+0x160/0x160
[  267.375032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.380563]  ? check_preemption_disabled+0x48/0x280
[  267.385584]  ? __lock_is_held+0xb5/0x140
[  267.389641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.395170]  ? check_preemption_disabled+0x48/0x280
[  267.400182]  run_timer_softirq+0x52/0xb0
[  267.404239]  ? rcu_read_lock_sched_held+0x14f/0x180
[  267.409250]  __do_softirq+0x308/0xb7e
[  267.413049]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  267.417538]  ? lock_downgrade+0x900/0x900
[  267.421687]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  267.426792]  ? pvclock_read_flags+0x160/0x160
[  267.431280]  ? lapic_next_event+0x5a/0x90
[  267.435426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.440959]  ? kvm_clock_read+0x18/0x30
[  267.444929]  ? kvm_sched_clock_read+0x9/0x20
[  267.449331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.454862]  ? check_preemption_disabled+0x48/0x280
[  267.459878]  irq_exit+0x17f/0x1c0
[  267.463324]  smp_apic_timer_interrupt+0x1cb/0x760
[  267.468157]  ? smp_reschedule_interrupt+0x109/0x650
[  267.473170]  ? smp_call_function_single_interrupt+0x650/0x650
[  267.479050]  ? interrupt_entry+0xb5/0xc0
[  267.483109]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.488118]  ? trace_hardirqs_off_caller+0xbb/0x310
[  267.493128]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.497969]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.502989]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.507997]  ? task_prio+0x50/0x50
[  267.511533]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.517066]  ? check_preemption_disabled+0x48/0x280
[  267.522080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.526934]  apic_timer_interrupt+0xf/0x20
[  267.531157]  </IRQ>
[  267.533387] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  267.538316] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  267.557210] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  267.564912] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  267.572175] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  267.579450] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  267.586721] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  267.593999] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  267.601293]  skb_clone+0x1bb/0x500
[  267.604828]  ? finish_task_switch+0x2f4/0x910
[  267.609317]  ? skb_split+0x11e0/0x11e0
[  267.613202]  ? preempt_notifier_register+0x200/0x200
[  267.618300]  ? __switch_to_asm+0x34/0x70
[  267.622353]  ? __switch_to_asm+0x34/0x70
[  267.626405]  ? __switch_to_asm+0x40/0x70
[  267.630457]  ? __switch_to_asm+0x34/0x70
[  267.634518]  ? __switch_to_asm+0x40/0x70
[  267.638569]  ? __switch_to_asm+0x34/0x70
[  267.642621]  ? __switch_to_asm+0x40/0x70
[  267.646764]  ? __switch_to_asm+0x34/0x70
[  267.650816]  ? __switch_to_asm+0x34/0x70
[  267.654869]  ? __switch_to_asm+0x40/0x70
[  267.658922]  ? __switch_to_asm+0x34/0x70
[  267.662979]  bpf_clone_redirect+0xb9/0x490
[  267.667208]  ? __schedule+0x8d7/0x21d0
[  267.671097]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  267.676123]  ? __sched_text_start+0x8/0x8
[  267.680265]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  267.685031]  ? find_held_lock+0x36/0x1c0
[  267.689092]  ? lock_acquire+0x1ed/0x520
[  267.693064]  ? bpf_test_run+0x3cb/0x780
[  267.697033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.702568]  ? check_preemption_disabled+0x48/0x280
[  267.707586]  ? kasan_check_read+0x11/0x20
[  267.711732]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  267.717001]  ? rcu_softirq_qs+0x20/0x20
[  267.720974]  ? preempt_schedule+0x4d/0x60
[  267.725118]  ? ___preempt_schedule+0x16/0x18
[  267.729530]  ? bpf_test_run+0x25d/0x780
[  267.733517]  ? netlink_diag_dump+0x2a0/0x2a0
[  267.737925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.743459]  ? bpf_test_init.isra.10+0x70/0x100
[  267.748130]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  267.752887]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  267.757722]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  267.763250]  ? fput+0x130/0x1a0
[  267.766523]  ? __bpf_prog_get+0x9b/0x290
[  267.770584]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  267.775419]  ? bpf_prog_test_run+0x130/0x1a0
[  267.779830]  ? __x64_sys_bpf+0x3d8/0x520
[  267.783886]  ? bpf_prog_get+0x20/0x20
[  267.787705]  ? do_syscall_64+0x1b9/0x820
[  267.791759]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  267.797117]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.802040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.806878]  ? trace_hardirqs_on_caller+0x310/0x310
[  267.811889]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  267.816903]  ? prepare_exit_to_usermode+0x291/0x3b0
[  267.821920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.826780]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.832150] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  267.832212] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  267.838287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.838291] Call Trace:
[  267.838297]  <IRQ>
[  267.838313]  dump_stack+0x244/0x39d
[  267.838331]  ? dump_stack_print_info.cold.1+0x20/0x20
[  267.844842] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  267.854147]  warn_alloc.cold.116+0xb7/0x1bd
[  267.856704] syz-executor5 cpuset=syz5 mems_allowed=0
[  267.858845]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  267.892285]  ? lock_downgrade+0x900/0x900
[  267.896436]  ? trace_hardirqs_off+0xb8/0x310
[  267.900963]  ? trace_hardirqs_off+0xb8/0x310
[  267.905373]  __alloc_pages_slowpath+0x26e8/0x2e10
[  267.910235]  ? warn_alloc+0x120/0x120
[  267.914035]  ? print_usage_bug+0xc0/0xc0
[  267.918096]  ? warn_alloc+0x120/0x120
[  267.921894]  ? warn_alloc+0x120/0x120
[  267.925696]  ? print_usage_bug+0xc0/0xc0
[  267.929759]  ? print_usage_bug+0xc0/0xc0
[  267.933812]  ? __lock_acquire+0x62f/0x4c20
[  267.938045]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.943573]  ? should_fail+0x22d/0xd01
[  267.947457]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.952554]  ? __lock_acquire+0x62f/0x4c20
[  267.956787]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.961887]  ? __lock_acquire+0x62f/0x4c20
[  267.966132]  ? should_fail+0x22d/0xd01
[  267.970012]  ? find_held_lock+0x36/0x1c0
[  267.974074]  ? mark_held_locks+0x130/0x130
[  267.978308]  ? mark_held_locks+0x130/0x130
[  267.982535]  ? zap_class+0x640/0x640
[  267.986244]  ? zap_class+0x640/0x640
[  267.989957]  ? print_usage_bug+0xc0/0xc0
[  267.994014]  ? do_raw_spin_unlock+0xa7/0x330
[  267.998414]  ? zap_class+0x640/0x640
[  268.002120]  ? print_usage_bug+0xc0/0xc0
[  268.006174]  ? wq_watchdog_touch+0x9c/0xfe
[  268.010404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.015941]  ? check_preemption_disabled+0x48/0x280
[  268.020962]  ? __lock_is_held+0xb5/0x140
[  268.025022]  __alloc_pages_nodemask+0xa80/0xde0
[  268.029689]  ? zap_class+0x640/0x640
[  268.033402]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  268.038420]  ? find_held_lock+0x36/0x1c0
[  268.042482]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.047144]  ? lock_downgrade+0x900/0x900
[  268.051295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.056830]  cache_grow_begin+0xa5/0x8c0
[  268.060883]  ? do_raw_spin_unlock+0xa7/0x330
[  268.065301]  fallback_alloc+0x204/0x2e0
[  268.069275]  ____cache_alloc_node+0x1c7/0x1e0
[  268.073767]  kmem_cache_alloc_node+0xe3/0x730
[  268.078255]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.082495]  __alloc_skb+0x119/0x770
[  268.086200]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.091475]  ? netdev_alloc_frag+0x1f0/0x1f0
[  268.096318]  ? lock_downgrade+0x900/0x900
[  268.100469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.106000]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.111446]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.116889]  ? addrconf_rs_timer+0x690/0x690
[  268.121302]  ndisc_alloc_skb+0x144/0x340
[  268.125361]  ndisc_send_rs+0x331/0x6e0
[  268.129332]  addrconf_rs_timer+0x314/0x690
[  268.133568]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.137820]  call_timer_fn+0x272/0x920
[  268.141701]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.145934]  ? process_timeout+0x40/0x40
[  268.149996]  ? mark_held_locks+0xc7/0x130
[  268.154155]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.158639]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.163141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.167368]  ? lockdep_hardirqs_on+0x296/0x5b0
[  268.171949]  ? trace_hardirqs_on+0xbd/0x310
[  268.176267]  ? kasan_check_read+0x11/0x20
[  268.180404]  ? __run_timers+0x7da/0xc70
[  268.184370]  ? trace_hardirqs_off_caller+0x310/0x310
[  268.189470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.193708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.197943]  __run_timers+0x7e5/0xc70
[  268.201745]  ? timer_fixup_init+0x70/0x70
[  268.205889]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.210906]  ? zap_class+0x640/0x640
[  268.214622]  ? print_usage_bug+0xc0/0xc0
[  268.218690]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  268.223893]  ? find_held_lock+0x36/0x1c0
[  268.227957]  ? zap_class+0x640/0x640
[  268.231675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.237210]  ? check_preemption_disabled+0x48/0x280
[  268.242231]  ? __lock_is_held+0xb5/0x140
[  268.246289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.251821]  ? check_preemption_disabled+0x48/0x280
[  268.256838]  run_timer_softirq+0x52/0xb0
[  268.260893]  ? rcu_read_lock_sched_held+0x14f/0x180
[  268.265915]  __do_softirq+0x308/0xb7e
[  268.269713]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  268.274202]  ? lock_downgrade+0x900/0x900
[  268.278349]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  268.283452]  ? pvclock_read_flags+0x160/0x160
[  268.287946]  ? lapic_next_event+0x5a/0x90
[  268.292088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.297652]  ? kvm_clock_read+0x18/0x30
[  268.301620]  ? kvm_sched_clock_read+0x9/0x20
[  268.306028]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.311560]  ? check_preemption_disabled+0x48/0x280
[  268.316581]  irq_exit+0x17f/0x1c0
[  268.320036]  smp_apic_timer_interrupt+0x1cb/0x760
[  268.324873]  ? smp_call_function_single_interrupt+0x650/0x650
[  268.330753]  ? interrupt_entry+0xb5/0xc0
[  268.334816]  ? trace_hardirqs_off_caller+0xbb/0x310
[  268.339827]  ? trace_hardirqs_off_caller+0xbb/0x310
[  268.344837]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.349674]  ? trace_hardirqs_on_caller+0x310/0x310
[  268.354696]  ? trace_hardirqs_on_caller+0x310/0x310
[  268.359705]  ? task_prio+0x50/0x50
[  268.363242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.368774]  ? check_preemption_disabled+0x48/0x280
[  268.373787]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.378632]  apic_timer_interrupt+0xf/0x20
[  268.382865]  </IRQ>
[  268.385103] RIP: 0010:write_comp_data+0x1b/0x70
[  268.389767] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  268.408665] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  268.416367] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  268.423631] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  268.430905] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  268.438166] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  268.445439] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  268.452716]  ? do_shrink_slab+0x1c5/0xd30
[  268.456870]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.462233]  do_shrink_slab+0x1c5/0xd30
[  268.466207]  ? lock_acquire+0x1ed/0x520
[  268.470177]  ? snapshot_refaults+0x290/0x290
[  268.474579]  ? lock_release+0xa00/0xa00
[  268.478550]  ? perf_trace_sched_process_exec+0x860/0x860
[  268.484007]  ? down_read_trylock+0xda/0x140
[  268.488325]  ? shrink_slab+0x207/0x8c0
[  268.492205]  ? downgrade_write+0x270/0x270
[  268.496443]  shrink_slab+0x389/0x8c0
[  268.500151]  ? shrink_active_list+0x1f00/0x1f00
[  268.504823]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  268.510444]  ? kasan_check_read+0x11/0x20
[  268.514584]  ? do_raw_spin_unlock+0xa7/0x330
[  268.518991]  ? ___preempt_schedule+0x16/0x18
[  268.523400]  ? _raw_spin_unlock+0x3f/0x50
[  268.527546]  shrink_node+0x431/0x16b0
[  268.531339]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  268.536637]  ? shrink_node_memcg+0x18f0/0x18f0
[  268.541215]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  268.545792]  ? trace_hardirqs_on+0xbd/0x310
[  268.550119]  ? vmpressure+0x271/0x340
[  268.553915]  ? do_raw_spin_trylock+0x270/0x270
[  268.558496]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  268.564026]  ? __cpuset_node_allowed+0x19b/0x660
[  268.568781]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  268.574484]  ? vmpressure+0x1a2/0x340
[  268.578285]  do_try_to_free_pages+0x3e7/0x1290
[  268.582860]  ? zap_class+0x640/0x640
[  268.587097]  ? shrink_node+0x16b0/0x16b0
[  268.591161]  ? __lock_is_held+0xb5/0x140
[  268.595228]  try_to_free_pages+0x4d0/0xb90
[  268.599465]  ? do_try_to_free_pages+0x1290/0x1290
[  268.604313]  ? lock_acquire+0x1ed/0x520
[  268.608283]  ? set_page_refcounted+0x280/0x280
[  268.612863]  ? lock_release+0xa00/0xa00
[  268.616835]  ? _raw_spin_unlock_irq+0x60/0x80
[  268.621328]  ? psi_memstall_enter+0x240/0x2b0
[  268.625817]  ? psi_memstall_tick+0x230/0x230
[  268.630232]  __alloc_pages_slowpath+0xa14/0x2e10
[  268.635006]  ? warn_alloc+0x120/0x120
[  268.638802]  ? mark_held_locks+0x130/0x130
[  268.643040]  ? find_get_entry+0xaae/0x1120
[  268.647277]  ? filemap_map_pages+0x1a20/0x1a20
[  268.651859]  ? zap_class+0x640/0x640
[  268.655574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.661109]  ? check_preemption_disabled+0x48/0x280
[  268.666117]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.671651]  ? should_fail+0x22d/0xd01
[  268.675535]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  268.680651]  ? zap_class+0x640/0x640
[  268.684726]  ? __lock_is_held+0xb5/0x140
[  268.688790]  ? mark_held_locks+0x130/0x130
[  268.693022]  ? lock_release+0xa00/0xa00
[  268.696995]  ? perf_trace_sched_process_exec+0x860/0x860
[  268.702437]  ? xa_load+0x2ba/0x460
[  268.705970]  ? lock_downgrade+0x900/0x900
[  268.710117]  ? __might_sleep+0x95/0x190
[  268.714089]  __alloc_pages_nodemask+0xa80/0xde0
[  268.718757]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  268.723766]  ? __page_cache_alloc+0x191/0x5c0
[  268.728252]  ? xa_load+0x2e1/0x460
[  268.731791]  ? xa_clear_mark+0x40/0x40
[  268.735673]  ? zap_class+0x640/0x640
[  268.739387]  ? zap_class+0x640/0x640
[  268.743092]  ? zap_class+0x640/0x640
[  268.746799]  ? __do_page_cache_readahead+0x663/0x810
[  268.752181]  ? find_held_lock+0x36/0x1c0
[  268.756243]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  268.761784]  alloc_pages_current+0x173/0x350
[  268.766193]  __page_cache_alloc+0x38c/0x5c0
[  268.770511]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.775435]  ? kasan_check_read+0x11/0x20
[  268.779575]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.784853]  ? generic_perform_write+0x6a0/0x6a0
[  268.789616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.795150]  ? check_preemption_disabled+0x48/0x280
[  268.800166]  filemap_fault+0x1595/0x25f0
[  268.804248]  ? __lock_page_or_retry+0xa00/0xa00
[  268.808920]  ? mark_held_locks+0x130/0x130
[  268.813159]  ? filemap_map_pages+0xd6b/0x1a20
[  268.817649]  ? lock_downgrade+0x900/0x900
[  268.821792]  ? check_preemption_disabled+0x48/0x280
[  268.826802]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.831728]  ? kasan_check_read+0x11/0x20
[  268.835872]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.841141]  ? rcu_softirq_qs+0x20/0x20
[  268.845126]  ? filemap_map_pages+0xd92/0x1a20
[  268.849624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.855163]  ? find_get_entries_tag+0x1400/0x1400
[  268.860003]  ? __lock_acquire+0x62f/0x4c20
[  268.864240]  ? lock_acquire+0x1ed/0x520
[  268.868211]  ? ext4_filemap_fault+0x7a/0xad
[  268.872535]  ? lock_release+0xa00/0xa00
[  268.876505]  ? perf_trace_sched_process_exec+0x860/0x860
[  268.881951]  ? print_usage_bug+0xc0/0xc0
[  268.886007]  ? print_usage_bug+0xc0/0xc0
[  268.890073]  ? down_read+0x8d/0x120
[  268.893689]  ? ext4_filemap_fault+0x7a/0xad
[  268.898017]  ? __down_interruptible+0x700/0x700
[  268.902686]  ext4_filemap_fault+0x82/0xad
[  268.906828]  __do_fault+0x100/0x6b0
[  268.910458]  ? pmd_devmap_trans_unstable+0x220/0x220
[  268.915560]  ? mark_held_locks+0x130/0x130
[  268.919796]  ? mark_held_locks+0x130/0x130
[  268.924025]  ? find_held_lock+0x36/0x1c0
[  268.928084]  ? find_held_lock+0x36/0x1c0
[  268.932144]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.937689]  __handle_mm_fault+0x3ea0/0x5be0
[  268.942089]  ? poll_select_copy_remaining+0x18c/0x6a0
[  268.947282]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  268.952127]  ? __might_fault+0x12b/0x1e0
[  268.956181]  ? lock_downgrade+0x900/0x900
[  268.960329]  ? zap_class+0x640/0x640
[  268.964033]  ? zap_class+0x640/0x640
[  268.967746]  ? find_held_lock+0x36/0x1c0
[  268.971806]  ? handle_mm_fault+0x42a/0xc70
[  268.976043]  ? lock_downgrade+0x900/0x900
[  268.980185]  ? check_preemption_disabled+0x48/0x280
[  268.985203]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  268.990134]  ? kasan_check_read+0x11/0x20
[  268.994276]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  268.999546]  ? rcu_softirq_qs+0x20/0x20
[  269.003516]  ? trace_hardirqs_off_caller+0x310/0x310
[  269.008626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.014156]  ? check_preemption_disabled+0x48/0x280
[  269.019170]  handle_mm_fault+0x54f/0xc70
[  269.023225]  ? __handle_mm_fault+0x5be0/0x5be0
[  269.027804]  ? find_vma+0x34/0x190
[  269.031343]  __do_page_fault+0x5e8/0xe60
[  269.035395]  ? trace_hardirqs_off+0xb8/0x310
[  269.039804]  do_page_fault+0xf2/0x7e0
[  269.043605]  ? vmalloc_sync_all+0x30/0x30
[  269.047749]  ? error_entry+0x70/0xd0
[  269.051455]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.056465]  ? trace_hardirqs_on_caller+0xc0/0x310
[  269.061389]  ? syscall_return_slowpath+0x5e0/0x5e0
[  269.066311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.071150]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.076158]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.081609]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  269.086620]  ? prepare_exit_to_usermode+0x291/0x3b0
[  269.091631]  ? page_fault+0x8/0x30
[  269.095171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.100008]  ? page_fault+0x8/0x30
[  269.103547]  page_fault+0x1e/0x30
[  269.107001] RIP: 0033:0x7f30b3a05dd3
[  269.110718] Code: Bad RIP value.
[  269.114072] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  269.119430] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  269.126695] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  269.133955] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  269.141217] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  269.148476] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  269.155759] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  269.155764] warn_alloc_show_mem: 1 callbacks suppressed
[  269.155770] Mem-Info:
[  269.162950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  269.168310] active_anon:48525 inactive_anon:197 isolated_anon:0
[  269.168310]  active_file:12 inactive_file:12 isolated_file:0
[  269.168310]  unevictable:0 dirty:0 writeback:0 unstable:0
[  269.168310]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  269.168310]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  269.168310]  free:13677 free_pcp:357 free_cma:0
[  269.170683] Call Trace:
[  269.180054] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  269.212899]  <IRQ>
[  269.215462] 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
[  269.242949]  dump_stack+0x244/0x39d
[  269.245066] lowmem_reserve[]: 0 2818 6321 6321
[  269.271163]  ? dump_stack_print_info.cold.1+0x20/0x20
[  269.274762] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  269.279344]  warn_alloc.cold.116+0xb7/0x1bd
[  269.284489] lowmem_reserve[]: 0 0 3503 3503
[  269.312069]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  269.316360] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  269.320669]  ? lock_downgrade+0x900/0x900
[  269.325481] lowmem_reserve[]: 0 0 0 0
[  269.354456]  ? trace_hardirqs_off+0xb8/0x310
[  269.358579] 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
[  269.362373]  ? trace_hardirqs_off+0xb8/0x310
[  269.366751] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  269.380289]  __alloc_pages_slowpath+0x26e8/0x2e10
[  269.384749] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  269.400107]  ? warn_alloc+0x120/0x120
[  269.404904] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  269.419452]  ? print_usage_bug+0xc0/0xc0
[  269.423227] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  269.432041]  ? warn_alloc+0x120/0x120
[  269.436075] 268 total pagecache pages
[  269.444638]  ? warn_alloc+0x120/0x120
[  269.448415] 0 pages in swap cache
[  269.452195]  ? print_usage_bug+0xc0/0xc0
[  269.455970] Swap cache stats: add 0, delete 0, find 0/0
[  269.459407]  ? print_usage_bug+0xc0/0xc0
[  269.463439] Free swap  = 0kB
[  269.468789]  ? __lock_acquire+0x62f/0x4c20
[  269.472821] Total swap = 0kB
[  269.475830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.480035] 1965979 pages RAM
[  269.483040]  ? should_fail+0x22d/0xd01
[  269.488554] 0 pages HighMem/MovableOnly
[  269.491645]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.495497] 342853 pages reserved
[  269.495504] 0 pages cma reserved
[  269.499575]  ? __lock_acquire+0x62f/0x4c20
[  269.504717] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  269.508091]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.508104]  ? __lock_acquire+0x62f/0x4c20
[  269.508119]  ? should_fail+0x22d/0xd01
[  269.511512] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  269.515680]  ? find_held_lock+0x36/0x1c0
[  269.522145] init cpuset=/ mems_allowed=0
[  269.527240]  ? mark_held_locks+0x130/0x130
[  269.557318]  ? mark_held_locks+0x130/0x130
[  269.561552]  ? zap_class+0x640/0x640
[  269.565261]  ? zap_class+0x640/0x640
[  269.568971]  ? print_usage_bug+0xc0/0xc0
[  269.573023]  ? do_raw_spin_unlock+0xa7/0x330
[  269.577427]  ? zap_class+0x640/0x640
[  269.581135]  ? print_usage_bug+0xc0/0xc0
[  269.585188]  ? wq_watchdog_touch+0x9c/0xfe
[  269.589422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.594954]  ? check_preemption_disabled+0x48/0x280
[  269.599973]  ? __lock_is_held+0xb5/0x140
[  269.604035]  __alloc_pages_nodemask+0xa80/0xde0
[  269.608698]  ? zap_class+0x640/0x640
[  269.612414]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  269.617435]  ? find_held_lock+0x36/0x1c0
[  269.621501]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.626170]  ? lock_downgrade+0x900/0x900
[  269.630321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.635857]  cache_grow_begin+0xa5/0x8c0
[  269.639913]  ? do_raw_spin_unlock+0xa7/0x330
[  269.644324]  fallback_alloc+0x204/0x2e0
[  269.648305]  ____cache_alloc_node+0x1c7/0x1e0
[  269.652801]  kmem_cache_alloc_node+0xe3/0x730
[  269.657297]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.661545]  __alloc_skb+0x119/0x770
[  269.665252]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  269.670535]  ? netdev_alloc_frag+0x1f0/0x1f0
[  269.674937]  ? lock_downgrade+0x900/0x900
[  269.679086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.684619]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.690065]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.695508]  ? addrconf_rs_timer+0x690/0x690
[  269.699926]  ndisc_alloc_skb+0x144/0x340
[  269.703984]  ndisc_send_rs+0x331/0x6e0
[  269.707868]  addrconf_rs_timer+0x314/0x690
[  269.712100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.716339]  call_timer_fn+0x272/0x920
[  269.720223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.724453]  ? process_timeout+0x40/0x40
[  269.728518]  ? __run_timers+0x7da/0xc70
[  269.732496]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.736990]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.741477]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.745708]  ? lockdep_hardirqs_on+0x296/0x5b0
[  269.750290]  ? trace_hardirqs_on+0xbd/0x310
[  269.754625]  ? kasan_check_read+0x11/0x20
[  269.758766]  ? __run_timers+0x7da/0xc70
[  269.762749]  ? trace_hardirqs_off_caller+0x310/0x310
[  269.767852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.772088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.776312]  __run_timers+0x7e5/0xc70
[  269.780117]  ? timer_fixup_init+0x70/0x70
[  269.784264]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.789288]  ? zap_class+0x640/0x640
[  269.792999]  ? enqueue_hrtimer+0x1a5/0x560
[  269.797234]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.802427]  ? find_held_lock+0x36/0x1c0
[  269.806485]  ? zap_class+0x640/0x640
[  269.810198]  ? pvclock_read_flags+0x160/0x160
[  269.814688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.820221]  ? check_preemption_disabled+0x48/0x280
[  269.825239]  ? __lock_is_held+0xb5/0x140
[  269.829301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.834846]  ? check_preemption_disabled+0x48/0x280
[  269.839862]  run_timer_softirq+0x52/0xb0
[  269.843918]  ? rcu_read_lock_sched_held+0x14f/0x180
[  269.848927]  __do_softirq+0x308/0xb7e
[  269.852725]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  269.857223]  ? lock_downgrade+0x900/0x900
[  269.861370]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  269.866475]  ? pvclock_read_flags+0x160/0x160
[  269.870966]  ? lapic_next_event+0x5a/0x90
[  269.875109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.880642]  ? kvm_clock_read+0x18/0x30
[  269.884609]  ? kvm_sched_clock_read+0x9/0x20
[  269.889035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.894565]  ? check_preemption_disabled+0x48/0x280
[  269.899581]  irq_exit+0x17f/0x1c0
[  269.903031]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.907870]  ? smp_reschedule_interrupt+0x109/0x650
[  269.912881]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.918760]  ? interrupt_entry+0xb5/0xc0
[  269.922817]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.927825]  ? trace_hardirqs_off_caller+0xbb/0x310
[  269.932838]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.937678]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.942686]  ? trace_hardirqs_on_caller+0x310/0x310
[  269.947699]  ? task_prio+0x50/0x50
[  269.951232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.956770]  ? check_preemption_disabled+0x48/0x280
[  269.961785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.966631]  apic_timer_interrupt+0xf/0x20
[  269.970852]  </IRQ>
[  269.973082] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  269.978035] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  269.996953] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  270.004655] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  270.011920] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  270.019195] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  270.026454] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  270.033718] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  270.041014]  skb_clone+0x1bb/0x500
[  270.044551]  ? finish_task_switch+0x2f4/0x910
[  270.049048]  ? skb_split+0x11e0/0x11e0
[  270.052935]  ? preempt_notifier_register+0x200/0x200
[  270.058028]  ? __switch_to_asm+0x34/0x70
[  270.062084]  ? __switch_to_asm+0x34/0x70
[  270.066133]  ? __switch_to_asm+0x40/0x70
[  270.070183]  ? __switch_to_asm+0x34/0x70
[  270.074242]  ? __switch_to_asm+0x40/0x70
[  270.078297]  ? __switch_to_asm+0x34/0x70
[  270.082349]  ? __switch_to_asm+0x40/0x70
[  270.086406]  ? __switch_to_asm+0x34/0x70
[  270.090571]  ? __switch_to_asm+0x34/0x70
[  270.094632]  ? __switch_to_asm+0x40/0x70
[  270.098686]  ? __switch_to_asm+0x34/0x70
[  270.102748]  bpf_clone_redirect+0xb9/0x490
[  270.106976]  ? __schedule+0x8d7/0x21d0
[  270.110861]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  270.115872]  ? __sched_text_start+0x8/0x8
[  270.120017]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  270.124776]  ? find_held_lock+0x36/0x1c0
[  270.128840]  ? lock_acquire+0x1ed/0x520
[  270.132818]  ? bpf_test_run+0x3cb/0x780
[  270.136790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.142323]  ? check_preemption_disabled+0x48/0x280
[  270.147339]  ? kasan_check_read+0x11/0x20
[  270.151487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.156756]  ? rcu_softirq_qs+0x20/0x20
[  270.160728]  ? preempt_schedule+0x4d/0x60
[  270.164868]  ? ___preempt_schedule+0x16/0x18
[  270.169279]  ? bpf_test_run+0x25d/0x780
[  270.173258]  ? netlink_diag_dump+0x2a0/0x2a0
[  270.177671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.183199]  ? bpf_test_init.isra.10+0x70/0x100
[  270.187864]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  270.192622]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  270.197457]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  270.202990]  ? fput+0x130/0x1a0
[  270.206269]  ? __bpf_prog_get+0x9b/0x290
[  270.210329]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  270.215164]  ? bpf_prog_test_run+0x130/0x1a0
[  270.219566]  ? __x64_sys_bpf+0x3d8/0x520
[  270.223623]  ? bpf_prog_get+0x20/0x20
[  270.227717]  ? do_syscall_64+0x1b9/0x820
[  270.231772]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  270.237131]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.242663]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.247505]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.252515]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  270.257529]  ? prepare_exit_to_usermode+0x291/0x3b0
[  270.262547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.267401]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.273380] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  270.273436] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  270.279515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.279520] Call Trace:
[  270.279525]  <IRQ>
[  270.279542]  dump_stack+0x244/0x39d
[  270.279561]  ? dump_stack_print_info.cold.1+0x20/0x20
[  270.286068] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  270.295371]  warn_alloc.cold.116+0xb7/0x1bd
[  270.297923] syz-executor5 cpuset=syz5 mems_allowed=0
[  270.300060]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.333503]  ? lock_downgrade+0x900/0x900
[  270.337652]  ? trace_hardirqs_off+0xb8/0x310
[  270.342062]  ? trace_hardirqs_off+0xb8/0x310
[  270.346481]  __alloc_pages_slowpath+0x26e8/0x2e10
[  270.351340]  ? warn_alloc+0x120/0x120
[  270.355142]  ? print_usage_bug+0xc0/0xc0
[  270.359198]  ? warn_alloc+0x120/0x120
[  270.362995]  ? warn_alloc+0x120/0x120
[  270.366789]  ? print_usage_bug+0xc0/0xc0
[  270.370846]  ? print_usage_bug+0xc0/0xc0
[  270.374901]  ? __lock_acquire+0x62f/0x4c20
[  270.379137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.384671]  ? should_fail+0x22d/0xd01
[  270.388558]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.393654]  ? __lock_acquire+0x62f/0x4c20
[  270.397893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.402992]  ? __lock_acquire+0x62f/0x4c20
[  270.407218]  ? should_fail+0x22d/0xd01
[  270.411100]  ? find_held_lock+0x36/0x1c0
[  270.415165]  ? mark_held_locks+0x130/0x130
[  270.419400]  ? mark_held_locks+0x130/0x130
[  270.423630]  ? zap_class+0x640/0x640
[  270.427336]  ? zap_class+0x640/0x640
[  270.431043]  ? print_usage_bug+0xc0/0xc0
[  270.435099]  ? do_raw_spin_unlock+0xa7/0x330
[  270.439500]  ? zap_class+0x640/0x640
[  270.443210]  ? print_usage_bug+0xc0/0xc0
[  270.447262]  ? wq_watchdog_touch+0x9c/0xfe
[  270.451590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.457122]  ? check_preemption_disabled+0x48/0x280
[  270.462142]  ? __lock_is_held+0xb5/0x140
[  270.466203]  __alloc_pages_nodemask+0xa80/0xde0
[  270.470867]  ? zap_class+0x640/0x640
[  270.474578]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  270.479601]  ? find_held_lock+0x36/0x1c0
[  270.483665]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.488332]  ? lock_downgrade+0x900/0x900
[  270.492487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.498025]  cache_grow_begin+0xa5/0x8c0
[  270.502077]  ? do_raw_spin_unlock+0xa7/0x330
[  270.506491]  fallback_alloc+0x204/0x2e0
[  270.510475]  ____cache_alloc_node+0x1c7/0x1e0
[  270.514970]  kmem_cache_alloc_node+0xe3/0x730
[  270.519470]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.523714]  __alloc_skb+0x119/0x770
[  270.527420]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  270.532698]  ? netdev_alloc_frag+0x1f0/0x1f0
[  270.537104]  ? lock_downgrade+0x900/0x900
[  270.541250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.546780]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.552230]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.557676]  ? addrconf_rs_timer+0x690/0x690
[  270.562100]  ndisc_alloc_skb+0x144/0x340
[  270.566162]  ndisc_send_rs+0x331/0x6e0
[  270.570051]  addrconf_rs_timer+0x314/0x690
[  270.574287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.578524]  call_timer_fn+0x272/0x920
[  270.582403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.587176]  ? process_timeout+0x40/0x40
[  270.591246]  ? mark_held_locks+0xc7/0x130
[  270.595389]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.599874]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.604360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.608587]  ? lockdep_hardirqs_on+0x296/0x5b0
[  270.613164]  ? trace_hardirqs_on+0xbd/0x310
[  270.617479]  ? kasan_check_read+0x11/0x20
[  270.621617]  ? __run_timers+0x7da/0xc70
[  270.625588]  ? trace_hardirqs_off_caller+0x310/0x310
[  270.630691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.634927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.639152]  __run_timers+0x7e5/0xc70
[  270.642957]  ? timer_fixup_init+0x70/0x70
[  270.647100]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.652108]  ? zap_class+0x640/0x640
[  270.655822]  ? print_usage_bug+0xc0/0xc0
[  270.659880]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.665067]  ? find_held_lock+0x36/0x1c0
[  270.669125]  ? zap_class+0x640/0x640
[  270.672836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.678369]  ? check_preemption_disabled+0x48/0x280
[  270.683386]  ? __lock_is_held+0xb5/0x140
[  270.687454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.692984]  ? check_preemption_disabled+0x48/0x280
[  270.697998]  run_timer_softirq+0x52/0xb0
[  270.702141]  ? rcu_read_lock_sched_held+0x14f/0x180
[  270.707152]  __do_softirq+0x308/0xb7e
[  270.710951]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  270.715449]  ? lock_downgrade+0x900/0x900
[  270.719605]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  270.724714]  ? pvclock_read_flags+0x160/0x160
[  270.729203]  ? lapic_next_event+0x5a/0x90
[  270.733352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.738888]  ? kvm_clock_read+0x18/0x30
[  270.742855]  ? kvm_sched_clock_read+0x9/0x20
[  270.747262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.753079]  ? check_preemption_disabled+0x48/0x280
[  270.758102]  irq_exit+0x17f/0x1c0
[  270.761551]  smp_apic_timer_interrupt+0x1cb/0x760
[  270.766389]  ? smp_call_function_single_interrupt+0x650/0x650
[  270.772266]  ? interrupt_entry+0xb5/0xc0
[  270.776324]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.781331]  ? trace_hardirqs_off_caller+0xbb/0x310
[  270.786342]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.791183]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.796195]  ? trace_hardirqs_on_caller+0x310/0x310
[  270.801202]  ? task_prio+0x50/0x50
[  270.804742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.810272]  ? check_preemption_disabled+0x48/0x280
[  270.815285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.820126]  apic_timer_interrupt+0xf/0x20
[  270.824346]  </IRQ>
[  270.826583] RIP: 0010:write_comp_data+0x1b/0x70
[  270.831247] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  270.850140] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  270.857840] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  270.865100] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  270.872362] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  270.879628] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  270.886888] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  270.894162]  ? do_shrink_slab+0x1c5/0xd30
[  270.898311]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.903670]  do_shrink_slab+0x1c5/0xd30
[  270.907648]  ? lock_acquire+0x1ed/0x520
[  270.911623]  ? snapshot_refaults+0x290/0x290
[  270.916026]  ? lock_release+0xa00/0xa00
[  270.919996]  ? perf_trace_sched_process_exec+0x860/0x860
[  270.925455]  ? down_read_trylock+0xda/0x140
[  270.929766]  ? shrink_slab+0x207/0x8c0
[  270.933652]  ? downgrade_write+0x270/0x270
[  270.937890]  shrink_slab+0x389/0x8c0
[  270.941769]  ? shrink_active_list+0x1f00/0x1f00
[  270.946448]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  270.952074]  ? kasan_check_read+0x11/0x20
[  270.956216]  ? do_raw_spin_unlock+0xa7/0x330
[  270.960630]  ? ___preempt_schedule+0x16/0x18
[  270.965038]  ? _raw_spin_unlock+0x3f/0x50
[  270.969198]  shrink_node+0x431/0x16b0
[  270.972991]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  270.978320]  ? shrink_node_memcg+0x18f0/0x18f0
[  270.982911]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  270.987511]  ? trace_hardirqs_on+0xbd/0x310
[  270.991831]  ? vmpressure+0x271/0x340
[  270.995630]  ? do_raw_spin_trylock+0x270/0x270
[  271.000218]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  271.005749]  ? __cpuset_node_allowed+0x19b/0x660
[  271.010506]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  271.016208]  ? vmpressure+0x1a2/0x340
[  271.020009]  do_try_to_free_pages+0x3e7/0x1290
[  271.024584]  ? zap_class+0x640/0x640
[  271.028307]  ? shrink_node+0x16b0/0x16b0
[  271.032362]  ? __lock_is_held+0xb5/0x140
[  271.036452]  try_to_free_pages+0x4d0/0xb90
[  271.040700]  ? do_try_to_free_pages+0x1290/0x1290
[  271.045551]  ? lock_acquire+0x1ed/0x520
[  271.049522]  ? set_page_refcounted+0x280/0x280
[  271.054104]  ? lock_release+0xa00/0xa00
[  271.058077]  ? _raw_spin_unlock_irq+0x60/0x80
[  271.062566]  ? psi_memstall_enter+0x240/0x2b0
[  271.067055]  ? psi_memstall_tick+0x230/0x230
[  271.071555]  __alloc_pages_slowpath+0xa14/0x2e10
[  271.076328]  ? warn_alloc+0x120/0x120
[  271.080120]  ? mark_held_locks+0x130/0x130
[  271.084366]  ? find_get_entry+0xaae/0x1120
[  271.088604]  ? filemap_map_pages+0x1a20/0x1a20
[  271.093186]  ? zap_class+0x640/0x640
[  271.096901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.102436]  ? check_preemption_disabled+0x48/0x280
[  271.107449]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.112978]  ? should_fail+0x22d/0xd01
[  271.117035]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.122134]  ? zap_class+0x640/0x640
[  271.125862]  ? __lock_is_held+0xb5/0x140
[  271.129921]  ? mark_held_locks+0x130/0x130
[  271.134151]  ? lock_release+0xa00/0xa00
[  271.138117]  ? perf_trace_sched_process_exec+0x860/0x860
[  271.143565]  ? xa_load+0x2ba/0x460
[  271.147105]  ? lock_downgrade+0x900/0x900
[  271.151252]  ? __might_sleep+0x95/0x190
[  271.155244]  __alloc_pages_nodemask+0xa80/0xde0
[  271.159913]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  271.164923]  ? __page_cache_alloc+0x191/0x5c0
[  271.169415]  ? xa_load+0x2e1/0x460
[  271.172954]  ? xa_clear_mark+0x40/0x40
[  271.176835]  ? zap_class+0x640/0x640
[  271.180551]  ? zap_class+0x640/0x640
[  271.184260]  ? zap_class+0x640/0x640
[  271.187970]  ? __do_page_cache_readahead+0x663/0x810
[  271.193076]  ? find_held_lock+0x36/0x1c0
[  271.197139]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  271.202680]  alloc_pages_current+0x173/0x350
[  271.207087]  __page_cache_alloc+0x38c/0x5c0
[  271.211409]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.216331]  ? kasan_check_read+0x11/0x20
[  271.220471]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.225747]  ? generic_perform_write+0x6a0/0x6a0
[  271.230512]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.236042]  ? check_preemption_disabled+0x48/0x280
[  271.241060]  filemap_fault+0x1595/0x25f0
[  271.245136]  ? __lock_page_or_retry+0xa00/0xa00
[  271.249801]  ? mark_held_locks+0x130/0x130
[  271.254040]  ? filemap_map_pages+0xd6b/0x1a20
[  271.258529]  ? lock_downgrade+0x900/0x900
[  271.262670]  ? check_preemption_disabled+0x48/0x280
[  271.267688]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.272611]  ? kasan_check_read+0x11/0x20
[  271.276751]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.282020]  ? rcu_softirq_qs+0x20/0x20
[  271.285998]  ? filemap_map_pages+0xd92/0x1a20
[  271.290494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.296032]  ? find_get_entries_tag+0x1400/0x1400
[  271.300874]  ? __lock_acquire+0x62f/0x4c20
[  271.305111]  ? lock_acquire+0x1ed/0x520
[  271.309082]  ? ext4_filemap_fault+0x7a/0xad
[  271.313411]  ? lock_release+0xa00/0xa00
[  271.317376]  ? perf_trace_sched_process_exec+0x860/0x860
[  271.322829]  ? print_usage_bug+0xc0/0xc0
[  271.326884]  ? print_usage_bug+0xc0/0xc0
[  271.330947]  ? down_read+0x8d/0x120
[  271.334564]  ? ext4_filemap_fault+0x7a/0xad
[  271.338882]  ? __down_interruptible+0x700/0x700
[  271.343557]  ext4_filemap_fault+0x82/0xad
[  271.347703]  __do_fault+0x100/0x6b0
[  271.351326]  ? pmd_devmap_trans_unstable+0x220/0x220
[  271.356426]  ? mark_held_locks+0x130/0x130
[  271.360661]  ? mark_held_locks+0x130/0x130
[  271.364887]  ? find_held_lock+0x36/0x1c0
[  271.368943]  ? find_held_lock+0x36/0x1c0
[  271.372998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.378531]  __handle_mm_fault+0x3ea0/0x5be0
[  271.382933]  ? poll_select_copy_remaining+0x18c/0x6a0
[  271.388123]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  271.392964]  ? __might_fault+0x12b/0x1e0
[  271.397027]  ? lock_downgrade+0x900/0x900
[  271.401184]  ? zap_class+0x640/0x640
[  271.404902]  ? zap_class+0x640/0x640
[  271.408618]  ? find_held_lock+0x36/0x1c0
[  271.412682]  ? handle_mm_fault+0x42a/0xc70
[  271.416912]  ? lock_downgrade+0x900/0x900
[  271.421055]  ? check_preemption_disabled+0x48/0x280
[  271.426067]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  271.430992]  ? kasan_check_read+0x11/0x20
[  271.435135]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  271.440402]  ? rcu_softirq_qs+0x20/0x20
[  271.444375]  ? trace_hardirqs_off_caller+0x310/0x310
[  271.449473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.455006]  ? check_preemption_disabled+0x48/0x280
[  271.460023]  handle_mm_fault+0x54f/0xc70
[  271.464079]  ? __handle_mm_fault+0x5be0/0x5be0
[  271.468670]  ? find_vma+0x34/0x190
[  271.472213]  __do_page_fault+0x5e8/0xe60
[  271.476270]  ? trace_hardirqs_off+0xb8/0x310
[  271.480680]  do_page_fault+0xf2/0x7e0
[  271.484481]  ? vmalloc_sync_all+0x30/0x30
[  271.488620]  ? error_entry+0x70/0xd0
[  271.492337]  ? trace_hardirqs_off_caller+0xbb/0x310
[  271.497352]  ? trace_hardirqs_on_caller+0xc0/0x310
[  271.502283]  ? syscall_return_slowpath+0x5e0/0x5e0
[  271.507218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.512054]  ? trace_hardirqs_on_caller+0x310/0x310
[  271.517062]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.522507]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  271.527520]  ? prepare_exit_to_usermode+0x291/0x3b0
[  271.532529]  ? page_fault+0x8/0x30
[  271.536066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.540904]  ? page_fault+0x8/0x30
[  271.544439]  page_fault+0x1e/0x30
[  271.547994] RIP: 0033:0x7f30b3a05dd3
[  271.551715] Code: Bad RIP value.
[  271.555070] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  271.560436] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  271.567700] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  271.574960] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  271.582221] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  271.589485] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  271.596771] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  271.596775] warn_alloc_show_mem: 1 callbacks suppressed
[  271.596781] Mem-Info:
[  271.603962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.609321] active_anon:48525 inactive_anon:197 isolated_anon:0
[  271.609321]  active_file:12 inactive_file:12 isolated_file:0
[  271.609321]  unevictable:0 dirty:0 writeback:0 unstable:0
[  271.609321]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  271.609321]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  271.609321]  free:13677 free_pcp:357 free_cma:0
[  271.611688] Call Trace:
[  271.621088] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  271.653923]  <IRQ>
[  271.656482] 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
[  271.683969]  dump_stack+0x244/0x39d
[  271.686091] lowmem_reserve[]: 0 2818 6321 6321
[  271.712192]  ? dump_stack_print_info.cold.1+0x20/0x20
[  271.715786] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  271.720370]  warn_alloc.cold.116+0xb7/0x1bd
[  271.725516] lowmem_reserve[]: 0 0 3503 3503
[  271.753091]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.757382] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  271.761695]  ? lock_downgrade+0x900/0x900
[  271.766505] lowmem_reserve[]: 0 0 0 0
[  271.795472]  ? trace_hardirqs_off+0xb8/0x310
[  271.799591] 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
[  271.803383]  ? trace_hardirqs_off+0xb8/0x310
[  271.807760] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  271.821285]  __alloc_pages_slowpath+0x26e8/0x2e10
[  271.825659] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  271.841014]  ? warn_alloc+0x120/0x120
[  271.845810] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  271.860364]  ? print_usage_bug+0xc0/0xc0
[  271.864142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  271.872958]  ? warn_alloc+0x120/0x120
[  271.876990] 268 total pagecache pages
[  271.885563]  ? warn_alloc+0x120/0x120
[  271.889347] 0 pages in swap cache
[  271.893126]  ? print_usage_bug+0xc0/0xc0
[  271.896902] Swap cache stats: add 0, delete 0, find 0/0
[  271.900349]  ? print_usage_bug+0xc0/0xc0
[  271.904378] Free swap  = 0kB
[  271.909729]  ? __lock_acquire+0x62f/0x4c20
[  271.913753] Total swap = 0kB
[  271.913760] 1965979 pages RAM
[  271.916768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.920967] 0 pages HighMem/MovableOnly
[  271.920974] 342853 pages reserved
[  271.923982]  ? should_fail+0x22d/0xd01
[  271.927054] 0 pages cma reserved
[  271.932578]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.936581] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  271.939960]  ? __lock_acquire+0x62f/0x4c20
[  271.939978]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.939993]  ? __lock_acquire+0x62f/0x4c20
[  271.943915] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.947217]  ? should_fail+0x22d/0xd01
[  271.952290] init cpuset=/ mems_allowed=0
[  271.958769]  ? find_held_lock+0x36/0x1c0
[  271.993936]  ? mark_held_locks+0x130/0x130
[  271.998171]  ? mark_held_locks+0x130/0x130
[  272.002398]  ? zap_class+0x640/0x640
[  272.006114]  ? zap_class+0x640/0x640
[  272.009823]  ? print_usage_bug+0xc0/0xc0
[  272.013877]  ? do_raw_spin_unlock+0xa7/0x330
[  272.018282]  ? zap_class+0x640/0x640
[  272.021992]  ? print_usage_bug+0xc0/0xc0
[  272.026044]  ? wq_watchdog_touch+0x9c/0xfe
[  272.030280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.035811]  ? check_preemption_disabled+0x48/0x280
[  272.040832]  ? __lock_is_held+0xb5/0x140
[  272.044893]  __alloc_pages_nodemask+0xa80/0xde0
[  272.049555]  ? zap_class+0x640/0x640
[  272.053266]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  272.058284]  ? find_held_lock+0x36/0x1c0
[  272.062355]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.067023]  ? lock_downgrade+0x900/0x900
[  272.071173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.076707]  cache_grow_begin+0xa5/0x8c0
[  272.080759]  ? do_raw_spin_unlock+0xa7/0x330
[  272.085172]  fallback_alloc+0x204/0x2e0
[  272.089147]  ____cache_alloc_node+0x1c7/0x1e0
[  272.093639]  kmem_cache_alloc_node+0xe3/0x730
[  272.098129]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.102365]  __alloc_skb+0x119/0x770
[  272.106077]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.111352]  ? netdev_alloc_frag+0x1f0/0x1f0
[  272.115753]  ? lock_downgrade+0x900/0x900
[  272.119904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.125441]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.130887]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.136338]  ? addrconf_rs_timer+0x690/0x690
[  272.140751]  ndisc_alloc_skb+0x144/0x340
[  272.144812]  ndisc_send_rs+0x331/0x6e0
[  272.148697]  addrconf_rs_timer+0x314/0x690
[  272.152929]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.157167]  call_timer_fn+0x272/0x920
[  272.161046]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.165282]  ? process_timeout+0x40/0x40
[  272.169351]  ? __run_timers+0x7da/0xc70
[  272.173330]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.177815]  ? _raw_spin_unlock_irq+0x27/0x80
[  272.182323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.186556]  ? lockdep_hardirqs_on+0x296/0x5b0
[  272.191138]  ? trace_hardirqs_on+0xbd/0x310
[  272.195454]  ? kasan_check_read+0x11/0x20
[  272.199594]  ? __run_timers+0x7da/0xc70
[  272.203566]  ? trace_hardirqs_off_caller+0x310/0x310
[  272.208670]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.212903]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  272.217129]  __run_timers+0x7e5/0xc70
[  272.220935]  ? timer_fixup_init+0x70/0x70
[  272.225081]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.230092]  ? zap_class+0x640/0x640
[  272.233807]  ? enqueue_hrtimer+0x1a5/0x560
[  272.238036]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  272.243229]  ? find_held_lock+0x36/0x1c0
[  272.247291]  ? zap_class+0x640/0x640
[  272.251013]  ? pvclock_read_flags+0x160/0x160
[  272.255504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.261035]  ? check_preemption_disabled+0x48/0x280
[  272.266063]  ? __lock_is_held+0xb5/0x140
[  272.270120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.275651]  ? check_preemption_disabled+0x48/0x280
[  272.280668]  run_timer_softirq+0x52/0xb0
[  272.284722]  ? rcu_read_lock_sched_held+0x14f/0x180
[  272.289745]  __do_softirq+0x308/0xb7e
[  272.293543]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  272.298030]  ? lock_downgrade+0x900/0x900
[  272.302187]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  272.307312]  ? pvclock_read_flags+0x160/0x160
[  272.311804]  ? lapic_next_event+0x5a/0x90
[  272.315948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.321481]  ? kvm_clock_read+0x18/0x30
[  272.325449]  ? kvm_sched_clock_read+0x9/0x20
[  272.329851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.335382]  ? check_preemption_disabled+0x48/0x280
[  272.340398]  irq_exit+0x17f/0x1c0
[  272.343859]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.348695]  ? smp_reschedule_interrupt+0x109/0x650
[  272.353705]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.359595]  ? interrupt_entry+0xb5/0xc0
[  272.363650]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.368659]  ? trace_hardirqs_off_caller+0xbb/0x310
[  272.373671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.378508]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.383518]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.388527]  ? task_prio+0x50/0x50
[  272.392069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.397599]  ? check_preemption_disabled+0x48/0x280
[  272.402613]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.407459]  apic_timer_interrupt+0xf/0x20
[  272.411679]  </IRQ>
[  272.413910] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  272.418846] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  272.437739] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  272.445441] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  272.452703] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  272.459967] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  272.467227] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  272.474492] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  272.481785]  skb_clone+0x1bb/0x500
[  272.485324]  ? finish_task_switch+0x2f4/0x910
[  272.489814]  ? skb_split+0x11e0/0x11e0
[  272.493698]  ? preempt_notifier_register+0x200/0x200
[  272.498792]  ? __switch_to_asm+0x34/0x70
[  272.502862]  ? __switch_to_asm+0x34/0x70
[  272.506912]  ? __switch_to_asm+0x40/0x70
[  272.510969]  ? __switch_to_asm+0x34/0x70
[  272.515020]  ? __switch_to_asm+0x40/0x70
[  272.519075]  ? __switch_to_asm+0x34/0x70
[  272.523127]  ? __switch_to_asm+0x40/0x70
[  272.527182]  ? __switch_to_asm+0x34/0x70
[  272.531234]  ? __switch_to_asm+0x34/0x70
[  272.535296]  ? __switch_to_asm+0x40/0x70
[  272.539351]  ? __switch_to_asm+0x34/0x70
[  272.543416]  bpf_clone_redirect+0xb9/0x490
[  272.547905]  ? __schedule+0x8d7/0x21d0
[  272.551804]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  272.556815]  ? __sched_text_start+0x8/0x8
[  272.560958]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  272.565720]  ? find_held_lock+0x36/0x1c0
[  272.569785]  ? lock_acquire+0x1ed/0x520
[  272.573752]  ? bpf_test_run+0x3cb/0x780
[  272.577719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.583584]  ? check_preemption_disabled+0x48/0x280
[  272.588603]  ? kasan_check_read+0x11/0x20
[  272.592746]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.598015]  ? rcu_softirq_qs+0x20/0x20
[  272.601991]  ? preempt_schedule+0x4d/0x60
[  272.606134]  ? ___preempt_schedule+0x16/0x18
[  272.610542]  ? bpf_test_run+0x25d/0x780
[  272.614524]  ? netlink_diag_dump+0x2a0/0x2a0
[  272.618929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.624465]  ? bpf_test_init.isra.10+0x70/0x100
[  272.629136]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  272.633895]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  272.638732]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  272.644280]  ? fput+0x130/0x1a0
[  272.647557]  ? __bpf_prog_get+0x9b/0x290
[  272.651615]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  272.656448]  ? bpf_prog_test_run+0x130/0x1a0
[  272.660855]  ? __x64_sys_bpf+0x3d8/0x520
[  272.664909]  ? bpf_prog_get+0x20/0x20
[  272.668721]  ? do_syscall_64+0x1b9/0x820
[  272.672775]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  272.678137]  ? syscall_return_slowpath+0x5e0/0x5e0
[  272.683061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.687902]  ? trace_hardirqs_on_caller+0x310/0x310
[  272.692925]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  272.697936]  ? prepare_exit_to_usermode+0x291/0x3b0
[  272.702948]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.707794]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  272.713167] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  272.713229] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  272.719305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.719310] Call Trace:
[  272.719317]  <IRQ>
[  272.719333]  dump_stack+0x244/0x39d
[  272.719352]  ? dump_stack_print_info.cold.1+0x20/0x20
[  272.725863] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  272.735166]  warn_alloc.cold.116+0xb7/0x1bd
[  272.737716] syz-executor5 cpuset=syz5 mems_allowed=0
[  272.739853]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  272.773679]  ? lock_downgrade+0x900/0x900
[  272.777828]  ? trace_hardirqs_off+0xb8/0x310
[  272.782239]  ? trace_hardirqs_off+0xb8/0x310
[  272.786658]  __alloc_pages_slowpath+0x26e8/0x2e10
[  272.791521]  ? warn_alloc+0x120/0x120
[  272.795327]  ? print_usage_bug+0xc0/0xc0
[  272.799383]  ? warn_alloc+0x120/0x120
[  272.803182]  ? warn_alloc+0x120/0x120
[  272.807481]  ? print_usage_bug+0xc0/0xc0
[  272.811542]  ? print_usage_bug+0xc0/0xc0
[  272.815598]  ? __lock_acquire+0x62f/0x4c20
[  272.819830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.825360]  ? should_fail+0x22d/0xd01
[  272.829256]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.834353]  ? __lock_acquire+0x62f/0x4c20
[  272.838588]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.843689]  ? __lock_acquire+0x62f/0x4c20
[  272.847916]  ? should_fail+0x22d/0xd01
[  272.851799]  ? find_held_lock+0x36/0x1c0
[  272.855861]  ? mark_held_locks+0x130/0x130
[  272.860098]  ? mark_held_locks+0x130/0x130
[  272.864325]  ? zap_class+0x640/0x640
[  272.868030]  ? zap_class+0x640/0x640
[  272.871740]  ? print_usage_bug+0xc0/0xc0
[  272.875796]  ? do_raw_spin_unlock+0xa7/0x330
[  272.880198]  ? zap_class+0x640/0x640
[  272.883910]  ? print_usage_bug+0xc0/0xc0
[  272.887965]  ? wq_watchdog_touch+0x9c/0xfe
[  272.892194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.897724]  ? check_preemption_disabled+0x48/0x280
[  272.902741]  ? __lock_is_held+0xb5/0x140
[  272.906799]  __alloc_pages_nodemask+0xa80/0xde0
[  272.911463]  ? zap_class+0x640/0x640
[  272.915177]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  272.920198]  ? find_held_lock+0x36/0x1c0
[  272.924267]  ? ____cache_alloc_node+0x1c7/0x1e0
[  272.928934]  ? lock_downgrade+0x900/0x900
[  272.933085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.938621]  cache_grow_begin+0xa5/0x8c0
[  272.942673]  ? do_raw_spin_unlock+0xa7/0x330
[  272.947081]  fallback_alloc+0x204/0x2e0
[  272.951057]  ____cache_alloc_node+0x1c7/0x1e0
[  272.955553]  kmem_cache_alloc_node+0xe3/0x730
[  272.960041]  ? ipv6_get_ifaddr+0x42e/0x620
[  272.964279]  __alloc_skb+0x119/0x770
[  272.967989]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  272.973268]  ? netdev_alloc_frag+0x1f0/0x1f0
[  272.977758]  ? lock_downgrade+0x900/0x900
[  272.981907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.987441]  ? refcount_sub_and_test_checked+0x203/0x310
[  272.992976]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  272.998421]  ? addrconf_rs_timer+0x690/0x690
[  273.002834]  ndisc_alloc_skb+0x144/0x340
[  273.006892]  ndisc_send_rs+0x331/0x6e0
[  273.010787]  addrconf_rs_timer+0x314/0x690
[  273.015024]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.019279]  call_timer_fn+0x272/0x920
[  273.023157]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.027389]  ? process_timeout+0x40/0x40
[  273.031456]  ? mark_held_locks+0xc7/0x130
[  273.035601]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.040088]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.044580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.048807]  ? lockdep_hardirqs_on+0x296/0x5b0
[  273.053386]  ? trace_hardirqs_on+0xbd/0x310
[  273.057700]  ? kasan_check_read+0x11/0x20
[  273.061839]  ? __run_timers+0x7da/0xc70
[  273.065809]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.070917]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.075150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.079381]  __run_timers+0x7e5/0xc70
[  273.083186]  ? timer_fixup_init+0x70/0x70
[  273.087330]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.092342]  ? zap_class+0x640/0x640
[  273.096054]  ? print_usage_bug+0xc0/0xc0
[  273.100115]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.105305]  ? find_held_lock+0x36/0x1c0
[  273.109364]  ? zap_class+0x640/0x640
[  273.113078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.118608]  ? check_preemption_disabled+0x48/0x280
[  273.123624]  ? __lock_is_held+0xb5/0x140
[  273.127678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.133209]  ? check_preemption_disabled+0x48/0x280
[  273.138238]  run_timer_softirq+0x52/0xb0
[  273.142304]  ? rcu_read_lock_sched_held+0x14f/0x180
[  273.147316]  __do_softirq+0x308/0xb7e
[  273.151117]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  273.155611]  ? lock_downgrade+0x900/0x900
[  273.159755]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  273.164949]  ? pvclock_read_flags+0x160/0x160
[  273.169439]  ? lapic_next_event+0x5a/0x90
[  273.173584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.179117]  ? kvm_clock_read+0x18/0x30
[  273.183095]  ? kvm_sched_clock_read+0x9/0x20
[  273.187509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.193038]  ? check_preemption_disabled+0x48/0x280
[  273.198056]  irq_exit+0x17f/0x1c0
[  273.201503]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.206341]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.212232]  ? interrupt_entry+0xb5/0xc0
[  273.216288]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.221297]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.226313]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.231149]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.236156]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.241164]  ? task_prio+0x50/0x50
[  273.244702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.250242]  ? check_preemption_disabled+0x48/0x280
[  273.255258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.260099]  apic_timer_interrupt+0xf/0x20
[  273.264324]  </IRQ>
[  273.266555] RIP: 0010:write_comp_data+0x1b/0x70
[  273.271224] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  273.290117] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  273.297819] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  273.305086] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  273.312349] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  273.319612] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  273.326877] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  273.334151]  ? do_shrink_slab+0x1c5/0xd30
[  273.338303]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.343661]  do_shrink_slab+0x1c5/0xd30
[  273.347632]  ? lock_acquire+0x1ed/0x520
[  273.351603]  ? snapshot_refaults+0x290/0x290
[  273.356007]  ? lock_release+0xa00/0xa00
[  273.359977]  ? perf_trace_sched_process_exec+0x860/0x860
[  273.365446]  ? down_read_trylock+0xda/0x140
[  273.369765]  ? shrink_slab+0x207/0x8c0
[  273.373658]  ? downgrade_write+0x270/0x270
[  273.377894]  shrink_slab+0x389/0x8c0
[  273.381604]  ? shrink_active_list+0x1f00/0x1f00
[  273.386275]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  273.391899]  ? kasan_check_read+0x11/0x20
[  273.396039]  ? do_raw_spin_unlock+0xa7/0x330
[  273.400449]  ? ___preempt_schedule+0x16/0x18
[  273.404868]  ? _raw_spin_unlock+0x3f/0x50
[  273.409015]  shrink_node+0x431/0x16b0
[  273.412808]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  273.418101]  ? shrink_node_memcg+0x18f0/0x18f0
[  273.422677]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  273.427254]  ? trace_hardirqs_on+0xbd/0x310
[  273.431570]  ? vmpressure+0x271/0x340
[  273.435368]  ? do_raw_spin_trylock+0x270/0x270
[  273.439948]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  273.445480]  ? __cpuset_node_allowed+0x19b/0x660
[  273.450236]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  273.455939]  ? vmpressure+0x1a2/0x340
[  273.459743]  do_try_to_free_pages+0x3e7/0x1290
[  273.464316]  ? zap_class+0x640/0x640
[  273.468035]  ? shrink_node+0x16b0/0x16b0
[  273.472095]  ? __lock_is_held+0xb5/0x140
[  273.476163]  try_to_free_pages+0x4d0/0xb90
[  273.480407]  ? do_try_to_free_pages+0x1290/0x1290
[  273.485254]  ? lock_acquire+0x1ed/0x520
[  273.489225]  ? set_page_refcounted+0x280/0x280
[  273.493805]  ? lock_release+0xa00/0xa00
[  273.497777]  ? _raw_spin_unlock_irq+0x60/0x80
[  273.502264]  ? psi_memstall_enter+0x240/0x2b0
[  273.506765]  ? psi_memstall_tick+0x230/0x230
[  273.511176]  __alloc_pages_slowpath+0xa14/0x2e10
[  273.515957]  ? warn_alloc+0x120/0x120
[  273.519750]  ? mark_held_locks+0x130/0x130
[  273.523983]  ? find_get_entry+0xaae/0x1120
[  273.528225]  ? filemap_map_pages+0x1a20/0x1a20
[  273.532807]  ? zap_class+0x640/0x640
[  273.536521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.542053]  ? check_preemption_disabled+0x48/0x280
[  273.547065]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.552597]  ? should_fail+0x22d/0xd01
[  273.556480]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.561577]  ? zap_class+0x640/0x640
[  273.565304]  ? __lock_is_held+0xb5/0x140
[  273.569377]  ? mark_held_locks+0x130/0x130
[  273.573606]  ? lock_release+0xa00/0xa00
[  273.577576]  ? perf_trace_sched_process_exec+0x860/0x860
[  273.583223]  ? xa_load+0x2ba/0x460
[  273.586762]  ? lock_downgrade+0x900/0x900
[  273.590910]  ? __might_sleep+0x95/0x190
[  273.594882]  __alloc_pages_nodemask+0xa80/0xde0
[  273.599549]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  273.604558]  ? __page_cache_alloc+0x191/0x5c0
[  273.609047]  ? xa_load+0x2e1/0x460
[  273.612585]  ? xa_clear_mark+0x40/0x40
[  273.616473]  ? zap_class+0x640/0x640
[  273.620196]  ? zap_class+0x640/0x640
[  273.623903]  ? zap_class+0x640/0x640
[  273.627614]  ? __do_page_cache_readahead+0x663/0x810
[  273.632712]  ? find_held_lock+0x36/0x1c0
[  273.636775]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  273.642316]  alloc_pages_current+0x173/0x350
[  273.646726]  __page_cache_alloc+0x38c/0x5c0
[  273.651041]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  273.655964]  ? kasan_check_read+0x11/0x20
[  273.660109]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.665392]  ? generic_perform_write+0x6a0/0x6a0
[  273.670145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.675681]  ? check_preemption_disabled+0x48/0x280
[  273.680699]  filemap_fault+0x1595/0x25f0
[  273.684762]  ? __lock_page_or_retry+0xa00/0xa00
[  273.689430]  ? mark_held_locks+0x130/0x130
[  273.693669]  ? filemap_map_pages+0xd6b/0x1a20
[  273.698163]  ? lock_downgrade+0x900/0x900
[  273.702308]  ? check_preemption_disabled+0x48/0x280
[  273.707323]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  273.712248]  ? kasan_check_read+0x11/0x20
[  273.716387]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.721657]  ? rcu_softirq_qs+0x20/0x20
[  273.725634]  ? filemap_map_pages+0xd92/0x1a20
[  273.730127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.735662]  ? find_get_entries_tag+0x1400/0x1400
[  273.740506]  ? __lock_acquire+0x62f/0x4c20
[  273.744743]  ? lock_acquire+0x1ed/0x520
[  273.748709]  ? ext4_filemap_fault+0x7a/0xad
[  273.753029]  ? lock_release+0xa00/0xa00
[  273.756999]  ? perf_trace_sched_process_exec+0x860/0x860
[  273.762448]  ? print_usage_bug+0xc0/0xc0
[  273.766517]  ? print_usage_bug+0xc0/0xc0
[  273.770580]  ? down_read+0x8d/0x120
[  273.774202]  ? ext4_filemap_fault+0x7a/0xad
[  273.778518]  ? __down_interruptible+0x700/0x700
[  273.783193]  ext4_filemap_fault+0x82/0xad
[  273.787339]  __do_fault+0x100/0x6b0
[  273.790963]  ? pmd_devmap_trans_unstable+0x220/0x220
[  273.796060]  ? mark_held_locks+0x130/0x130
[  273.800293]  ? mark_held_locks+0x130/0x130
[  273.804523]  ? find_held_lock+0x36/0x1c0
[  273.808581]  ? find_held_lock+0x36/0x1c0
[  273.812637]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.818176]  __handle_mm_fault+0x3ea0/0x5be0
[  273.822577]  ? poll_select_copy_remaining+0x18c/0x6a0
[  273.827767]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  273.832610]  ? __might_fault+0x12b/0x1e0
[  273.836670]  ? lock_downgrade+0x900/0x900
[  273.840825]  ? zap_class+0x640/0x640
[  273.844531]  ? zap_class+0x640/0x640
[  273.848244]  ? find_held_lock+0x36/0x1c0
[  273.852311]  ? handle_mm_fault+0x42a/0xc70
[  273.856541]  ? lock_downgrade+0x900/0x900
[  273.860686]  ? check_preemption_disabled+0x48/0x280
[  273.865699]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  273.870619]  ? kasan_check_read+0x11/0x20
[  273.874758]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  273.880027]  ? rcu_softirq_qs+0x20/0x20
[  273.883993]  ? trace_hardirqs_off_caller+0x310/0x310
[  273.889089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.894624]  ? check_preemption_disabled+0x48/0x280
[  273.899639]  handle_mm_fault+0x54f/0xc70
[  273.903698]  ? __handle_mm_fault+0x5be0/0x5be0
[  273.908276]  ? find_vma+0x34/0x190
[  273.911819]  __do_page_fault+0x5e8/0xe60
[  273.915873]  ? trace_hardirqs_off+0xb8/0x310
[  273.920283]  do_page_fault+0xf2/0x7e0
[  273.924081]  ? vmalloc_sync_all+0x30/0x30
[  273.928224]  ? error_entry+0x70/0xd0
[  273.931935]  ? trace_hardirqs_off_caller+0xbb/0x310
[  273.936942]  ? trace_hardirqs_on_caller+0xc0/0x310
[  273.941863]  ? syscall_return_slowpath+0x5e0/0x5e0
[  273.946782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.951634]  ? trace_hardirqs_on_caller+0x310/0x310
[  273.956648]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.962094]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  273.967102]  ? prepare_exit_to_usermode+0x291/0x3b0
[  273.972118]  ? page_fault+0x8/0x30
[  273.975655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.980498]  ? page_fault+0x8/0x30
[  273.984030]  page_fault+0x1e/0x30
[  273.987477] RIP: 0033:0x7f30b3a05dd3
[  273.991194] Code: Bad RIP value.
[  273.994551] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  273.999907] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  274.007177] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  274.014438] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  274.021698] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  274.028963] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  274.036244] warn_alloc_show_mem: 1 callbacks suppressed
[  274.036254] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  274.036256] Mem-Info:
[  274.036285] active_anon:48525 inactive_anon:197 isolated_anon:0
[  274.036285]  active_file:12 inactive_file:12 isolated_file:0
[  274.036285]  unevictable:0 dirty:0 writeback:0 unstable:0
[  274.036285]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  274.036285]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  274.036285]  free:13677 free_pcp:357 free_cma:0
[  274.041620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.048805] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  274.051195] Call Trace:
[  274.084048] 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
[  274.093386]  <IRQ>
[  274.120860] lowmem_reserve[]: 0 2818 6321 6321
[  274.123438]  dump_stack+0x244/0x39d
[  274.149513] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  274.151659]  ? dump_stack_print_info.cold.1+0x20/0x20
[  274.156208] lowmem_reserve[]: 0 0 3503 3503
[  274.159834]  warn_alloc.cold.116+0xb7/0x1bd
[  274.187382] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  274.192563]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.196851] lowmem_reserve[]: 0 0 0 0
[  274.201168]  ? lock_downgrade+0x900/0x900
[  274.230109] 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
[  274.234953]  ? trace_hardirqs_off+0xb8/0x310
[  274.238718] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  274.242858]  ? trace_hardirqs_off+0xb8/0x310
[  274.256344] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  274.260752]  __alloc_pages_slowpath+0x26e8/0x2e10
[  274.276069] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  274.280480]  ? warn_alloc+0x120/0x120
[  274.294999] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  274.299824]  ? print_usage_bug+0xc0/0xc0
[  274.308628] 268 total pagecache pages
[  274.312415]  ? warn_alloc+0x120/0x120
[  274.320967] 0 pages in swap cache
[  274.325008]  ? warn_alloc+0x120/0x120
[  274.328785] Swap cache stats: add 0, delete 0, find 0/0
[  274.332570]  ? print_usage_bug+0xc0/0xc0
[  274.336078] Free swap  = 0kB
[  274.339866]  ? print_usage_bug+0xc0/0xc0
[  274.345194] Total swap = 0kB
[  274.345201] 1965979 pages RAM
[  274.349249]  ? __lock_acquire+0x62f/0x4c20
[  274.352233] 0 pages HighMem/MovableOnly
[  274.352240] 342853 pages reserved
[  274.356290]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.359278] 0 pages cma reserved
[  274.362371]  ? should_fail+0x22d/0xd01
[  274.366652] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.370557]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.370572]  ? __lock_acquire+0x62f/0x4c20
[  274.370590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.374061] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.379535]  ? __lock_acquire+0x62f/0x4c20
[  274.382872] init cpuset=/ mems_allowed=0
[  274.386752]  ? should_fail+0x22d/0xd01
[  274.429419]  ? find_held_lock+0x36/0x1c0
[  274.433482]  ? mark_held_locks+0x130/0x130
[  274.437712]  ? mark_held_locks+0x130/0x130
[  274.441938]  ? zap_class+0x640/0x640
[  274.445646]  ? zap_class+0x640/0x640
[  274.449359]  ? print_usage_bug+0xc0/0xc0
[  274.453415]  ? do_raw_spin_unlock+0xa7/0x330
[  274.457829]  ? zap_class+0x640/0x640
[  274.461536]  ? print_usage_bug+0xc0/0xc0
[  274.465590]  ? wq_watchdog_touch+0x9c/0xfe
[  274.469820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.475352]  ? check_preemption_disabled+0x48/0x280
[  274.480371]  ? __lock_is_held+0xb5/0x140
[  274.484433]  __alloc_pages_nodemask+0xa80/0xde0
[  274.489096]  ? zap_class+0x640/0x640
[  274.492814]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  274.497835]  ? find_held_lock+0x36/0x1c0
[  274.501903]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.506570]  ? lock_downgrade+0x900/0x900
[  274.510721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.516258]  cache_grow_begin+0xa5/0x8c0
[  274.520312]  ? do_raw_spin_unlock+0xa7/0x330
[  274.524721]  fallback_alloc+0x204/0x2e0
[  274.528696]  ____cache_alloc_node+0x1c7/0x1e0
[  274.533192]  kmem_cache_alloc_node+0xe3/0x730
[  274.537679]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.541918]  __alloc_skb+0x119/0x770
[  274.545627]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  274.550901]  ? netdev_alloc_frag+0x1f0/0x1f0
[  274.555307]  ? lock_downgrade+0x900/0x900
[  274.559453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.564988]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.570436]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.575882]  ? addrconf_rs_timer+0x690/0x690
[  274.580293]  ndisc_alloc_skb+0x144/0x340
[  274.584637]  ndisc_send_rs+0x331/0x6e0
[  274.588524]  addrconf_rs_timer+0x314/0x690
[  274.592757]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.597004]  call_timer_fn+0x272/0x920
[  274.600886]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.605121]  ? process_timeout+0x40/0x40
[  274.609268]  ? __run_timers+0x7da/0xc70
[  274.613235]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.617723]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.622210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.626442]  ? lockdep_hardirqs_on+0x296/0x5b0
[  274.631018]  ? trace_hardirqs_on+0xbd/0x310
[  274.635339]  ? kasan_check_read+0x11/0x20
[  274.639483]  ? __run_timers+0x7da/0xc70
[  274.643450]  ? trace_hardirqs_off_caller+0x310/0x310
[  274.648549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.652785]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.657013]  __run_timers+0x7e5/0xc70
[  274.660813]  ? timer_fixup_init+0x70/0x70
[  274.664954]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.669988]  ? zap_class+0x640/0x640
[  274.673716]  ? enqueue_hrtimer+0x1a5/0x560
[  274.677945]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  274.683135]  ? find_held_lock+0x36/0x1c0
[  274.687192]  ? zap_class+0x640/0x640
[  274.690905]  ? pvclock_read_flags+0x160/0x160
[  274.695400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.700933]  ? check_preemption_disabled+0x48/0x280
[  274.705954]  ? __lock_is_held+0xb5/0x140
[  274.710012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.715544]  ? check_preemption_disabled+0x48/0x280
[  274.720556]  run_timer_softirq+0x52/0xb0
[  274.724613]  ? rcu_read_lock_sched_held+0x14f/0x180
[  274.729627]  __do_softirq+0x308/0xb7e
[  274.733427]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  274.737917]  ? lock_downgrade+0x900/0x900
[  274.742065]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  274.747175]  ? pvclock_read_flags+0x160/0x160
[  274.752231]  ? lapic_next_event+0x5a/0x90
[  274.756381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.761918]  ? kvm_clock_read+0x18/0x30
[  274.765888]  ? kvm_sched_clock_read+0x9/0x20
[  274.770291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.775826]  ? check_preemption_disabled+0x48/0x280
[  274.780852]  irq_exit+0x17f/0x1c0
[  274.784303]  smp_apic_timer_interrupt+0x1cb/0x760
[  274.789143]  ? smp_reschedule_interrupt+0x109/0x650
[  274.794152]  ? smp_call_function_single_interrupt+0x650/0x650
[  274.800032]  ? interrupt_entry+0xb5/0xc0
[  274.804095]  ? trace_hardirqs_off_caller+0xbb/0x310
[  274.809110]  ? trace_hardirqs_off_caller+0xbb/0x310
[  274.814119]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.818961]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.823974]  ? trace_hardirqs_on_caller+0x310/0x310
[  274.828983]  ? task_prio+0x50/0x50
[  274.832517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.838049]  ? check_preemption_disabled+0x48/0x280
[  274.843071]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.847930]  apic_timer_interrupt+0xf/0x20
[  274.852151]  </IRQ>
[  274.854389] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  274.859313] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  274.878207] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  274.885910] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  274.893170] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  274.900431] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  274.907695] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  274.914956] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  274.922251]  skb_clone+0x1bb/0x500
[  274.925799]  ? finish_task_switch+0x2f4/0x910
[  274.930293]  ? skb_split+0x11e0/0x11e0
[  274.934179]  ? preempt_notifier_register+0x200/0x200
[  274.939277]  ? __switch_to_asm+0x34/0x70
[  274.943330]  ? __switch_to_asm+0x34/0x70
[  274.947383]  ? __switch_to_asm+0x40/0x70
[  274.951439]  ? __switch_to_asm+0x34/0x70
[  274.955491]  ? __switch_to_asm+0x40/0x70
[  274.959543]  ? __switch_to_asm+0x34/0x70
[  274.963598]  ? __switch_to_asm+0x40/0x70
[  274.967654]  ? __switch_to_asm+0x34/0x70
[  274.971706]  ? __switch_to_asm+0x34/0x70
[  274.975757]  ? __switch_to_asm+0x40/0x70
[  274.979810]  ? __switch_to_asm+0x34/0x70
[  274.983873]  bpf_clone_redirect+0xb9/0x490
[  274.988104]  ? __schedule+0x8d7/0x21d0
[  274.991988]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  274.997002]  ? __sched_text_start+0x8/0x8
[  275.001145]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  275.005905]  ? find_held_lock+0x36/0x1c0
[  275.009965]  ? lock_acquire+0x1ed/0x520
[  275.013933]  ? bpf_test_run+0x3cb/0x780
[  275.017902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.023432]  ? check_preemption_disabled+0x48/0x280
[  275.028447]  ? kasan_check_read+0x11/0x20
[  275.032588]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  275.037861]  ? rcu_softirq_qs+0x20/0x20
[  275.041832]  ? preempt_schedule+0x4d/0x60
[  275.045977]  ? ___preempt_schedule+0x16/0x18
[  275.050386]  ? bpf_test_run+0x25d/0x780
[  275.054364]  ? netlink_diag_dump+0x2a0/0x2a0
[  275.058788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.064322]  ? bpf_test_init.isra.10+0x70/0x100
[  275.068988]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  275.073748]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  275.078583]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.084115]  ? fput+0x130/0x1a0
[  275.087392]  ? __bpf_prog_get+0x9b/0x290
[  275.091448]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  275.096281]  ? bpf_prog_test_run+0x130/0x1a0
[  275.100697]  ? __x64_sys_bpf+0x3d8/0x520
[  275.104754]  ? bpf_prog_get+0x20/0x20
[  275.108565]  ? do_syscall_64+0x1b9/0x820
[  275.112619]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  275.117976]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.122900]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.127751]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.132760]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  275.137770]  ? prepare_exit_to_usermode+0x291/0x3b0
[  275.142864]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.147705]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.153086] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  275.153149] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  275.159226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.159231] Call Trace:
[  275.159236]  <IRQ>
[  275.159251]  dump_stack+0x244/0x39d
[  275.159270]  ? dump_stack_print_info.cold.1+0x20/0x20
[  275.165783] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  275.175087]  warn_alloc.cold.116+0xb7/0x1bd
[  275.177635] syz-executor5 cpuset=syz5 mems_allowed=0
[  275.179772]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.213218]  ? lock_downgrade+0x900/0x900
[  275.217370]  ? trace_hardirqs_off+0xb8/0x310
[  275.221782]  ? trace_hardirqs_off+0xb8/0x310
[  275.226190]  __alloc_pages_slowpath+0x26e8/0x2e10
[  275.231058]  ? warn_alloc+0x120/0x120
[  275.234860]  ? print_usage_bug+0xc0/0xc0
[  275.238919]  ? warn_alloc+0x120/0x120
[  275.242716]  ? warn_alloc+0x120/0x120
[  275.246511]  ? print_usage_bug+0xc0/0xc0
[  275.250570]  ? print_usage_bug+0xc0/0xc0
[  275.254627]  ? __lock_acquire+0x62f/0x4c20
[  275.258859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.264391]  ? should_fail+0x22d/0xd01
[  275.268279]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.273382]  ? __lock_acquire+0x62f/0x4c20
[  275.277612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.282712]  ? __lock_acquire+0x62f/0x4c20
[  275.286938]  ? should_fail+0x22d/0xd01
[  275.290818]  ? find_held_lock+0x36/0x1c0
[  275.294880]  ? mark_held_locks+0x130/0x130
[  275.299111]  ? mark_held_locks+0x130/0x130
[  275.303350]  ? zap_class+0x640/0x640
[  275.307068]  ? zap_class+0x640/0x640
[  275.310777]  ? print_usage_bug+0xc0/0xc0
[  275.314826]  ? do_raw_spin_unlock+0xa7/0x330
[  275.319231]  ? zap_class+0x640/0x640
[  275.322937]  ? print_usage_bug+0xc0/0xc0
[  275.326994]  ? wq_watchdog_touch+0x9c/0xfe
[  275.331224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.336756]  ? check_preemption_disabled+0x48/0x280
[  275.341772]  ? __lock_is_held+0xb5/0x140
[  275.345831]  __alloc_pages_nodemask+0xa80/0xde0
[  275.350492]  ? zap_class+0x640/0x640
[  275.354202]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  275.359224]  ? find_held_lock+0x36/0x1c0
[  275.363311]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.367973]  ? lock_downgrade+0x900/0x900
[  275.372121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.377657]  cache_grow_begin+0xa5/0x8c0
[  275.381708]  ? do_raw_spin_unlock+0xa7/0x330
[  275.386121]  fallback_alloc+0x204/0x2e0
[  275.390097]  ____cache_alloc_node+0x1c7/0x1e0
[  275.394591]  kmem_cache_alloc_node+0xe3/0x730
[  275.399082]  ? ipv6_get_ifaddr+0x42e/0x620
[  275.403324]  __alloc_skb+0x119/0x770
[  275.407038]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  275.412316]  ? netdev_alloc_frag+0x1f0/0x1f0
[  275.416720]  ? lock_downgrade+0x900/0x900
[  275.420872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.426405]  ? refcount_sub_and_test_checked+0x203/0x310
[  275.431853]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  275.437297]  ? addrconf_rs_timer+0x690/0x690
[  275.441711]  ndisc_alloc_skb+0x144/0x340
[  275.445773]  ndisc_send_rs+0x331/0x6e0
[  275.449656]  addrconf_rs_timer+0x314/0x690
[  275.453889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.458124]  call_timer_fn+0x272/0x920
[  275.462005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.466243]  ? process_timeout+0x40/0x40
[  275.470311]  ? mark_held_locks+0xc7/0x130
[  275.474451]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.478935]  ? _raw_spin_unlock_irq+0x27/0x80
[  275.483420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.487648]  ? lockdep_hardirqs_on+0x296/0x5b0
[  275.492226]  ? trace_hardirqs_on+0xbd/0x310
[  275.496538]  ? kasan_check_read+0x11/0x20
[  275.500676]  ? __run_timers+0x7da/0xc70
[  275.505079]  ? trace_hardirqs_off_caller+0x310/0x310
[  275.510180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.514420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  275.518645]  __run_timers+0x7e5/0xc70
[  275.522457]  ? timer_fixup_init+0x70/0x70
[  275.526602]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.531612]  ? zap_class+0x640/0x640
[  275.535322]  ? print_usage_bug+0xc0/0xc0
[  275.539382]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  275.544571]  ? find_held_lock+0x36/0x1c0
[  275.548632]  ? zap_class+0x640/0x640
[  275.552345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.557878]  ? check_preemption_disabled+0x48/0x280
[  275.562894]  ? __lock_is_held+0xb5/0x140
[  275.566950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.572484]  ? check_preemption_disabled+0x48/0x280
[  275.577497]  run_timer_softirq+0x52/0xb0
[  275.581552]  ? rcu_read_lock_sched_held+0x14f/0x180
[  275.586560]  __do_softirq+0x308/0xb7e
[  275.590357]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  275.594847]  ? lock_downgrade+0x900/0x900
[  275.598996]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  275.604109]  ? pvclock_read_flags+0x160/0x160
[  275.608598]  ? lapic_next_event+0x5a/0x90
[  275.612740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.618282]  ? kvm_clock_read+0x18/0x30
[  275.622248]  ? kvm_sched_clock_read+0x9/0x20
[  275.626657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.632188]  ? check_preemption_disabled+0x48/0x280
[  275.637208]  irq_exit+0x17f/0x1c0
[  275.640656]  smp_apic_timer_interrupt+0x1cb/0x760
[  275.645492]  ? smp_call_function_single_interrupt+0x650/0x650
[  275.651368]  ? interrupt_entry+0xb5/0xc0
[  275.655425]  ? trace_hardirqs_off_caller+0xbb/0x310
[  275.660437]  ? trace_hardirqs_off_caller+0xbb/0x310
[  275.665449]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.670294]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.675305]  ? trace_hardirqs_on_caller+0x310/0x310
[  275.680317]  ? task_prio+0x50/0x50
[  275.683854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.689386]  ? check_preemption_disabled+0x48/0x280
[  275.694400]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.699246]  apic_timer_interrupt+0xf/0x20
[  275.703472]  </IRQ>
[  275.705706] RIP: 0010:write_comp_data+0x1b/0x70
[  275.710373] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  275.729266] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  275.736969] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  275.744240] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  275.751519] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  275.758782] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  275.766045] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  275.773323]  ? do_shrink_slab+0x1c5/0xd30
[  275.777476]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.782832]  do_shrink_slab+0x1c5/0xd30
[  275.786804]  ? lock_acquire+0x1ed/0x520
[  275.790775]  ? snapshot_refaults+0x290/0x290
[  275.795177]  ? lock_release+0xa00/0xa00
[  275.799148]  ? perf_trace_sched_process_exec+0x860/0x860
[  275.804601]  ? down_read_trylock+0xda/0x140
[  275.808917]  ? shrink_slab+0x207/0x8c0
[  275.812796]  ? downgrade_write+0x270/0x270
[  275.817039]  shrink_slab+0x389/0x8c0
[  275.820745]  ? shrink_active_list+0x1f00/0x1f00
[  275.825420]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  275.831045]  ? kasan_check_read+0x11/0x20
[  275.835187]  ? do_raw_spin_unlock+0xa7/0x330
[  275.839605]  ? ___preempt_schedule+0x16/0x18
[  275.844020]  ? _raw_spin_unlock+0x3f/0x50
[  275.848168]  shrink_node+0x431/0x16b0
[  275.851968]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  275.857272]  ? shrink_node_memcg+0x18f0/0x18f0
[  275.861846]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  275.866426]  ? trace_hardirqs_on+0xbd/0x310
[  275.870746]  ? vmpressure+0x271/0x340
[  275.874542]  ? do_raw_spin_trylock+0x270/0x270
[  275.879128]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  275.884661]  ? __cpuset_node_allowed+0x19b/0x660
[  275.889415]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  275.895119]  ? vmpressure+0x1a2/0x340
[  275.898920]  do_try_to_free_pages+0x3e7/0x1290
[  275.903492]  ? zap_class+0x640/0x640
[  275.907211]  ? shrink_node+0x16b0/0x16b0
[  275.911270]  ? __lock_is_held+0xb5/0x140
[  275.915340]  try_to_free_pages+0x4d0/0xb90
[  275.919572]  ? do_try_to_free_pages+0x1290/0x1290
[  275.924418]  ? lock_acquire+0x1ed/0x520
[  275.928650]  ? set_page_refcounted+0x280/0x280
[  275.933240]  ? lock_release+0xa00/0xa00
[  275.937206]  ? _raw_spin_unlock_irq+0x60/0x80
[  275.941699]  ? psi_memstall_enter+0x240/0x2b0
[  275.946188]  ? psi_memstall_tick+0x230/0x230
[  275.950603]  __alloc_pages_slowpath+0xa14/0x2e10
[  275.955376]  ? warn_alloc+0x120/0x120
[  275.959168]  ? mark_held_locks+0x130/0x130
[  275.963401]  ? find_get_entry+0xaae/0x1120
[  275.967647]  ? filemap_map_pages+0x1a20/0x1a20
[  275.972226]  ? zap_class+0x640/0x640
[  275.975943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.982188]  ? check_preemption_disabled+0x48/0x280
[  275.987205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.992742]  ? should_fail+0x22d/0xd01
[  275.996629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.001727]  ? zap_class+0x640/0x640
[  276.005466]  ? __lock_is_held+0xb5/0x140
[  276.009528]  ? mark_held_locks+0x130/0x130
[  276.013761]  ? lock_release+0xa00/0xa00
[  276.017729]  ? perf_trace_sched_process_exec+0x860/0x860
[  276.023174]  ? xa_load+0x2ba/0x460
[  276.026710]  ? lock_downgrade+0x900/0x900
[  276.030859]  ? __might_sleep+0x95/0x190
[  276.034832]  __alloc_pages_nodemask+0xa80/0xde0
[  276.039505]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  276.044516]  ? __page_cache_alloc+0x191/0x5c0
[  276.049003]  ? xa_load+0x2e1/0x460
[  276.052540]  ? xa_clear_mark+0x40/0x40
[  276.056421]  ? zap_class+0x640/0x640
[  276.060136]  ? zap_class+0x640/0x640
[  276.063841]  ? zap_class+0x640/0x640
[  276.067551]  ? __do_page_cache_readahead+0x663/0x810
[  276.072650]  ? find_held_lock+0x36/0x1c0
[  276.076709]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  276.082252]  alloc_pages_current+0x173/0x350
[  276.086659]  __page_cache_alloc+0x38c/0x5c0
[  276.090980]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  276.095900]  ? kasan_check_read+0x11/0x20
[  276.100044]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.105319]  ? generic_perform_write+0x6a0/0x6a0
[  276.110072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.115604]  ? check_preemption_disabled+0x48/0x280
[  276.120620]  filemap_fault+0x1595/0x25f0
[  276.124684]  ? __lock_page_or_retry+0xa00/0xa00
[  276.129347]  ? mark_held_locks+0x130/0x130
[  276.133581]  ? filemap_map_pages+0xd6b/0x1a20
[  276.138074]  ? lock_downgrade+0x900/0x900
[  276.142216]  ? check_preemption_disabled+0x48/0x280
[  276.147238]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  276.152159]  ? kasan_check_read+0x11/0x20
[  276.156302]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.161574]  ? rcu_softirq_qs+0x20/0x20
[  276.165554]  ? filemap_map_pages+0xd92/0x1a20
[  276.170045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.175582]  ? find_get_entries_tag+0x1400/0x1400
[  276.180425]  ? __lock_acquire+0x62f/0x4c20
[  276.184750]  ? lock_acquire+0x1ed/0x520
[  276.188719]  ? ext4_filemap_fault+0x7a/0xad
[  276.193039]  ? lock_release+0xa00/0xa00
[  276.197003]  ? perf_trace_sched_process_exec+0x860/0x860
[  276.202449]  ? print_usage_bug+0xc0/0xc0
[  276.206509]  ? print_usage_bug+0xc0/0xc0
[  276.210572]  ? down_read+0x8d/0x120
[  276.214192]  ? ext4_filemap_fault+0x7a/0xad
[  276.218514]  ? __down_interruptible+0x700/0x700
[  276.223192]  ext4_filemap_fault+0x82/0xad
[  276.227336]  __do_fault+0x100/0x6b0
[  276.230973]  ? pmd_devmap_trans_unstable+0x220/0x220
[  276.236072]  ? mark_held_locks+0x130/0x130
[  276.240300]  ? mark_held_locks+0x130/0x130
[  276.244525]  ? find_held_lock+0x36/0x1c0
[  276.248585]  ? find_held_lock+0x36/0x1c0
[  276.252643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.258177]  __handle_mm_fault+0x3ea0/0x5be0
[  276.262581]  ? poll_select_copy_remaining+0x18c/0x6a0
[  276.267770]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  276.272612]  ? __might_fault+0x12b/0x1e0
[  276.276669]  ? lock_downgrade+0x900/0x900
[  276.280819]  ? zap_class+0x640/0x640
[  276.284524]  ? zap_class+0x640/0x640
[  276.288237]  ? find_held_lock+0x36/0x1c0
[  276.292301]  ? handle_mm_fault+0x42a/0xc70
[  276.296530]  ? lock_downgrade+0x900/0x900
[  276.300673]  ? check_preemption_disabled+0x48/0x280
[  276.305683]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  276.310606]  ? kasan_check_read+0x11/0x20
[  276.314745]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.320013]  ? rcu_softirq_qs+0x20/0x20
[  276.323982]  ? trace_hardirqs_off_caller+0x310/0x310
[  276.329078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.334610]  ? check_preemption_disabled+0x48/0x280
[  276.339628]  handle_mm_fault+0x54f/0xc70
[  276.343683]  ? __handle_mm_fault+0x5be0/0x5be0
[  276.348276]  ? find_vma+0x34/0x190
[  276.351814]  __do_page_fault+0x5e8/0xe60
[  276.355868]  ? trace_hardirqs_off+0xb8/0x310
[  276.360282]  do_page_fault+0xf2/0x7e0
[  276.364076]  ? vmalloc_sync_all+0x30/0x30
[  276.368223]  ? error_entry+0x70/0xd0
[  276.371933]  ? trace_hardirqs_off_caller+0xbb/0x310
[  276.376960]  ? trace_hardirqs_on_caller+0xc0/0x310
[  276.381883]  ? syscall_return_slowpath+0x5e0/0x5e0
[  276.386817]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.391654]  ? trace_hardirqs_on_caller+0x310/0x310
[  276.396667]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.402113]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  276.407120]  ? prepare_exit_to_usermode+0x291/0x3b0
[  276.412132]  ? page_fault+0x8/0x30
[  276.415668]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.420527]  ? page_fault+0x8/0x30
[  276.424062]  page_fault+0x1e/0x30
[  276.427506] RIP: 0033:0x7f30b3a05dd3
[  276.431231] Code: Bad RIP value.
[  276.434589] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  276.439949] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  276.447215] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  276.454480] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  276.461741] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  276.469001] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  276.476278] warn_alloc_show_mem: 1 callbacks suppressed
[  276.476288] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  276.476289] Mem-Info:
[  276.476319] active_anon:48525 inactive_anon:197 isolated_anon:0
[  276.476319]  active_file:12 inactive_file:12 isolated_file:0
[  276.476319]  unevictable:0 dirty:0 writeback:0 unstable:0
[  276.476319]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  276.476319]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  276.476319]  free:13677 free_pcp:357 free_cma:0
[  276.481652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  276.488834] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  276.491225] Call Trace:
[  276.524079] 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
[  276.533419]  <IRQ>
[  276.560979] lowmem_reserve[]: 0 2818 6321 6321
[  276.563552]  dump_stack+0x244/0x39d
[  276.590104] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  276.592259]  ? dump_stack_print_info.cold.1+0x20/0x20
[  276.596801] lowmem_reserve[]: 0 0 3503 3503
[  276.600425]  warn_alloc.cold.116+0xb7/0x1bd
[  276.627971] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  276.633151]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  276.637433] lowmem_reserve[]: 0 0 0 0
[  276.641749]  ? lock_downgrade+0x900/0x900
[  276.670686] 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
[  276.675524]  ? trace_hardirqs_off+0xb8/0x310
[  276.679291] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  276.683433]  ? trace_hardirqs_off+0xb8/0x310
[  276.696931] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  276.701332]  __alloc_pages_slowpath+0x26e8/0x2e10
[  276.716648] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  276.721059]  ? warn_alloc+0x120/0x120
[  276.735581] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  276.740405]  ? print_usage_bug+0xc0/0xc0
[  276.749211] 268 total pagecache pages
[  276.753525]  ? warn_alloc+0x120/0x120
[  276.762078] 0 pages in swap cache
[  276.766122]  ? warn_alloc+0x120/0x120
[  276.769897] Swap cache stats: add 0, delete 0, find 0/0
[  276.773688]  ? print_usage_bug+0xc0/0xc0
[  276.777108] Free swap  = 0kB
[  276.780894]  ? print_usage_bug+0xc0/0xc0
[  276.786231] Total swap = 0kB
[  276.790279]  ? __lock_acquire+0x62f/0x4c20
[  276.793270] 1965979 pages RAM
[  276.797319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.800307] 0 pages HighMem/MovableOnly
[  276.804526]  ? should_fail+0x22d/0xd01
[  276.807598] 342853 pages reserved
[  276.813119]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.817064] 0 pages cma reserved
[  276.820935]  ? __lock_acquire+0x62f/0x4c20
[  276.824407] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  276.829445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.829457]  ? __lock_acquire+0x62f/0x4c20
[  276.829472]  ? should_fail+0x22d/0xd01
[  276.832861] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  276.837027]  ? find_held_lock+0x36/0x1c0
[  276.843491] init cpuset=/ mems_allowed=0
[  276.848583]  ? mark_held_locks+0x130/0x130
[  276.878661]  ? mark_held_locks+0x130/0x130
[  276.882888]  ? zap_class+0x640/0x640
[  276.886601]  ? zap_class+0x640/0x640
[  276.890313]  ? print_usage_bug+0xc0/0xc0
[  276.894368]  ? do_raw_spin_unlock+0xa7/0x330
[  276.898768]  ? zap_class+0x640/0x640
[  276.902487]  ? print_usage_bug+0xc0/0xc0
[  276.906556]  ? wq_watchdog_touch+0x9c/0xfe
[  276.910785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.916318]  ? check_preemption_disabled+0x48/0x280
[  276.921337]  ? __lock_is_held+0xb5/0x140
[  276.925399]  __alloc_pages_nodemask+0xa80/0xde0
[  276.930060]  ? zap_class+0x640/0x640
[  276.933769]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  276.938789]  ? find_held_lock+0x36/0x1c0
[  276.942851]  ? ____cache_alloc_node+0x1c7/0x1e0
[  276.947514]  ? lock_downgrade+0x900/0x900
[  276.951667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.957203]  cache_grow_begin+0xa5/0x8c0
[  276.961257]  ? do_raw_spin_unlock+0xa7/0x330
[  276.965679]  fallback_alloc+0x204/0x2e0
[  276.969653]  ____cache_alloc_node+0x1c7/0x1e0
[  276.974145]  kmem_cache_alloc_node+0xe3/0x730
[  276.978638]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.982974]  __alloc_skb+0x119/0x770
[  276.986684]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  276.991957]  ? netdev_alloc_frag+0x1f0/0x1f0
[  276.996360]  ? lock_downgrade+0x900/0x900
[  277.000531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.006066]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.011513]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.016961]  ? addrconf_rs_timer+0x690/0x690
[  277.021373]  ndisc_alloc_skb+0x144/0x340
[  277.025433]  ndisc_send_rs+0x331/0x6e0
[  277.029318]  addrconf_rs_timer+0x314/0x690
[  277.033552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.037788]  call_timer_fn+0x272/0x920
[  277.041668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.045900]  ? process_timeout+0x40/0x40
[  277.049960]  ? __run_timers+0x7da/0xc70
[  277.053928]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.058418]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.062907]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.067134]  ? lockdep_hardirqs_on+0x296/0x5b0
[  277.071712]  ? trace_hardirqs_on+0xbd/0x310
[  277.076026]  ? kasan_check_read+0x11/0x20
[  277.080165]  ? __run_timers+0x7da/0xc70
[  277.084132]  ? trace_hardirqs_off_caller+0x310/0x310
[  277.089239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.093470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.097698]  __run_timers+0x7e5/0xc70
[  277.101499]  ? timer_fixup_init+0x70/0x70
[  277.105645]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.110657]  ? zap_class+0x640/0x640
[  277.114370]  ? enqueue_hrtimer+0x1a5/0x560
[  277.118601]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.123787]  ? find_held_lock+0x36/0x1c0
[  277.127851]  ? zap_class+0x640/0x640
[  277.131567]  ? pvclock_read_flags+0x160/0x160
[  277.136075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.141606]  ? check_preemption_disabled+0x48/0x280
[  277.146626]  ? __lock_is_held+0xb5/0x140
[  277.150688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.156221]  ? check_preemption_disabled+0x48/0x280
[  277.161233]  run_timer_softirq+0x52/0xb0
[  277.165306]  ? rcu_read_lock_sched_held+0x14f/0x180
[  277.170316]  __do_softirq+0x308/0xb7e
[  277.174114]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  277.178601]  ? lock_downgrade+0x900/0x900
[  277.182750]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  277.187851]  ? pvclock_read_flags+0x160/0x160
[  277.192348]  ? lapic_next_event+0x5a/0x90
[  277.196492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.202030]  ? kvm_clock_read+0x18/0x30
[  277.206002]  ? kvm_sched_clock_read+0x9/0x20
[  277.210409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.215947]  ? check_preemption_disabled+0x48/0x280
[  277.220968]  irq_exit+0x17f/0x1c0
[  277.224419]  smp_apic_timer_interrupt+0x1cb/0x760
[  277.229340]  ? smp_reschedule_interrupt+0x109/0x650
[  277.234354]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.240230]  ? interrupt_entry+0xb5/0xc0
[  277.244288]  ? trace_hardirqs_off_caller+0xbb/0x310
[  277.249296]  ? trace_hardirqs_off_caller+0xbb/0x310
[  277.254311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.259147]  ? trace_hardirqs_on_caller+0x310/0x310
[  277.264158]  ? trace_hardirqs_on_caller+0x310/0x310
[  277.269170]  ? task_prio+0x50/0x50
[  277.272704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.278238]  ? check_preemption_disabled+0x48/0x280
[  277.283251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.288092]  apic_timer_interrupt+0xf/0x20
[  277.292313]  </IRQ>
[  277.294544] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  277.299466] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  277.318357] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  277.326059] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  277.333320] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  277.340583] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  277.347844] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  277.355115] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  277.362409]  skb_clone+0x1bb/0x500
[  277.365943]  ? finish_task_switch+0x2f4/0x910
[  277.370432]  ? skb_split+0x11e0/0x11e0
[  277.374315]  ? preempt_notifier_register+0x200/0x200
[  277.379410]  ? __switch_to_asm+0x34/0x70
[  277.383462]  ? __switch_to_asm+0x34/0x70
[  277.387516]  ? __switch_to_asm+0x40/0x70
[  277.391567]  ? __switch_to_asm+0x34/0x70
[  277.395623]  ? __switch_to_asm+0x40/0x70
[  277.399676]  ? __switch_to_asm+0x34/0x70
[  277.403726]  ? __switch_to_asm+0x40/0x70
[  277.407782]  ? __switch_to_asm+0x34/0x70
[  277.411837]  ? __switch_to_asm+0x34/0x70
[  277.415896]  ? __switch_to_asm+0x40/0x70
[  277.419950]  ? __switch_to_asm+0x34/0x70
[  277.424007]  bpf_clone_redirect+0xb9/0x490
[  277.428235]  ? __schedule+0x8d7/0x21d0
[  277.432120]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  277.437131]  ? __sched_text_start+0x8/0x8
[  277.441272]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  277.446031]  ? find_held_lock+0x36/0x1c0
[  277.450096]  ? lock_acquire+0x1ed/0x520
[  277.454063]  ? bpf_test_run+0x3cb/0x780
[  277.458031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.463565]  ? check_preemption_disabled+0x48/0x280
[  277.468576]  ? kasan_check_read+0x11/0x20
[  277.472721]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.477988]  ? rcu_softirq_qs+0x20/0x20
[  277.481958]  ? preempt_schedule+0x4d/0x60
[  277.486099]  ? ___preempt_schedule+0x16/0x18
[  277.490509]  ? bpf_test_run+0x25d/0x780
[  277.494484]  ? netlink_diag_dump+0x2a0/0x2a0
[  277.498892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.504421]  ? bpf_test_init.isra.10+0x70/0x100
[  277.509093]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  277.513859]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  277.518695]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  277.524224]  ? fput+0x130/0x1a0
[  277.527501]  ? __bpf_prog_get+0x9b/0x290
[  277.531559]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  277.536401]  ? bpf_prog_test_run+0x130/0x1a0
[  277.540807]  ? __x64_sys_bpf+0x3d8/0x520
[  277.544877]  ? bpf_prog_get+0x20/0x20
[  277.548692]  ? do_syscall_64+0x1b9/0x820
[  277.552751]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  277.558110]  ? syscall_return_slowpath+0x5e0/0x5e0
[  277.563036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.567963]  ? trace_hardirqs_on_caller+0x310/0x310
[  277.572975]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  277.577988]  ? prepare_exit_to_usermode+0x291/0x3b0
[  277.583008]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.587857]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  277.593228] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  277.593285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  277.599366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  277.599370] Call Trace:
[  277.599376]  <IRQ>
[  277.599392]  dump_stack+0x244/0x39d
[  277.599410]  ? dump_stack_print_info.cold.1+0x20/0x20
[  277.605922] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  277.615226]  warn_alloc.cold.116+0xb7/0x1bd
[  277.617778] syz-executor5 cpuset=syz5 mems_allowed=0
[  277.619915]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  277.653882]  ? lock_downgrade+0x900/0x900
[  277.658032]  ? trace_hardirqs_off+0xb8/0x310
[  277.662442]  ? trace_hardirqs_off+0xb8/0x310
[  277.666874]  __alloc_pages_slowpath+0x26e8/0x2e10
[  277.671734]  ? warn_alloc+0x120/0x120
[  277.675529]  ? print_usage_bug+0xc0/0xc0
[  277.679588]  ? warn_alloc+0x120/0x120
[  277.683387]  ? warn_alloc+0x120/0x120
[  277.687180]  ? print_usage_bug+0xc0/0xc0
[  277.691238]  ? print_usage_bug+0xc0/0xc0
[  277.695296]  ? __lock_acquire+0x62f/0x4c20
[  277.699533]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.705062]  ? should_fail+0x22d/0xd01
[  277.708950]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.714048]  ? __lock_acquire+0x62f/0x4c20
[  277.718295]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.723393]  ? __lock_acquire+0x62f/0x4c20
[  277.727622]  ? should_fail+0x22d/0xd01
[  277.731500]  ? find_held_lock+0x36/0x1c0
[  277.735567]  ? mark_held_locks+0x130/0x130
[  277.739810]  ? mark_held_locks+0x130/0x130
[  277.744042]  ? zap_class+0x640/0x640
[  277.747747]  ? zap_class+0x640/0x640
[  277.751462]  ? print_usage_bug+0xc0/0xc0
[  277.755519]  ? do_raw_spin_unlock+0xa7/0x330
[  277.759922]  ? zap_class+0x640/0x640
[  277.763629]  ? print_usage_bug+0xc0/0xc0
[  277.767682]  ? wq_watchdog_touch+0x9c/0xfe
[  277.771913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.777449]  ? check_preemption_disabled+0x48/0x280
[  277.782469]  ? __lock_is_held+0xb5/0x140
[  277.786527]  __alloc_pages_nodemask+0xa80/0xde0
[  277.791192]  ? zap_class+0x640/0x640
[  277.794902]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  277.799925]  ? find_held_lock+0x36/0x1c0
[  277.803992]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.808659]  ? lock_downgrade+0x900/0x900
[  277.812805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.818347]  cache_grow_begin+0xa5/0x8c0
[  277.822400]  ? do_raw_spin_unlock+0xa7/0x330
[  277.826806]  fallback_alloc+0x204/0x2e0
[  277.830791]  ____cache_alloc_node+0x1c7/0x1e0
[  277.835291]  kmem_cache_alloc_node+0xe3/0x730
[  277.839780]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.844023]  __alloc_skb+0x119/0x770
[  277.847735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  277.853010]  ? netdev_alloc_frag+0x1f0/0x1f0
[  277.857412]  ? lock_downgrade+0x900/0x900
[  277.861562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.867095]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.872541]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.877982]  ? addrconf_rs_timer+0x690/0x690
[  277.882393]  ndisc_alloc_skb+0x144/0x340
[  277.886455]  ndisc_send_rs+0x331/0x6e0
[  277.890341]  addrconf_rs_timer+0x314/0x690
[  277.894574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.898817]  call_timer_fn+0x272/0x920
[  277.902697]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.906923]  ? process_timeout+0x40/0x40
[  277.910985]  ? mark_held_locks+0xc7/0x130
[  277.915131]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.919618]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.924104]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.928331]  ? lockdep_hardirqs_on+0x296/0x5b0
[  277.932911]  ? trace_hardirqs_on+0xbd/0x310
[  277.937238]  ? kasan_check_read+0x11/0x20
[  277.941377]  ? __run_timers+0x7da/0xc70
[  277.945347]  ? trace_hardirqs_off_caller+0x310/0x310
[  277.950473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.954707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.958933]  __run_timers+0x7e5/0xc70
[  277.962733]  ? timer_fixup_init+0x70/0x70
[  277.966875]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.971885]  ? zap_class+0x640/0x640
[  277.975594]  ? print_usage_bug+0xc0/0xc0
[  277.979663]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.984852]  ? find_held_lock+0x36/0x1c0
[  277.988917]  ? zap_class+0x640/0x640
[  277.992628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.998248]  ? check_preemption_disabled+0x48/0x280
[  278.003270]  ? __lock_is_held+0xb5/0x140
[  278.007327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.012857]  ? check_preemption_disabled+0x48/0x280
[  278.017881]  run_timer_softirq+0x52/0xb0
[  278.021939]  ? rcu_read_lock_sched_held+0x14f/0x180
[  278.026953]  __do_softirq+0x308/0xb7e
[  278.030751]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  278.035242]  ? lock_downgrade+0x900/0x900
[  278.039388]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  278.044491]  ? pvclock_read_flags+0x160/0x160
[  278.048984]  ? lapic_next_event+0x5a/0x90
[  278.053130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.058663]  ? kvm_clock_read+0x18/0x30
[  278.062633]  ? kvm_sched_clock_read+0x9/0x20
[  278.067048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.072582]  ? check_preemption_disabled+0x48/0x280
[  278.077601]  irq_exit+0x17f/0x1c0
[  278.081056]  smp_apic_timer_interrupt+0x1cb/0x760
[  278.085893]  ? smp_call_function_single_interrupt+0x650/0x650
[  278.091772]  ? interrupt_entry+0xb5/0xc0
[  278.095835]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.100846]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.106574]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.111413]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.116426]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.121439]  ? task_prio+0x50/0x50
[  278.124977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.130511]  ? check_preemption_disabled+0x48/0x280
[  278.135526]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.140368]  apic_timer_interrupt+0xf/0x20
[  278.144589]  </IRQ>
[  278.146825] RIP: 0010:write_comp_data+0x1b/0x70
[  278.151505] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  278.170397] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  278.178097] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  278.185360] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  278.192624] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  278.199887] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  278.207148] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  278.214423]  ? do_shrink_slab+0x1c5/0xd30
[  278.218570]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.223928]  do_shrink_slab+0x1c5/0xd30
[  278.227900]  ? lock_acquire+0x1ed/0x520
[  278.231873]  ? snapshot_refaults+0x290/0x290
[  278.236275]  ? lock_release+0xa00/0xa00
[  278.240249]  ? perf_trace_sched_process_exec+0x860/0x860
[  278.245703]  ? down_read_trylock+0xda/0x140
[  278.250029]  ? shrink_slab+0x207/0x8c0
[  278.253916]  ? downgrade_write+0x270/0x270
[  278.258155]  shrink_slab+0x389/0x8c0
[  278.261863]  ? shrink_active_list+0x1f00/0x1f00
[  278.266531]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  278.272157]  ? kasan_check_read+0x11/0x20
[  278.276296]  ? do_raw_spin_unlock+0xa7/0x330
[  278.280705]  ? ___preempt_schedule+0x16/0x18
[  278.285117]  ? _raw_spin_unlock+0x3f/0x50
[  278.289264]  shrink_node+0x431/0x16b0
[  278.293060]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  278.298352]  ? shrink_node_memcg+0x18f0/0x18f0
[  278.302930]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  278.307510]  ? trace_hardirqs_on+0xbd/0x310
[  278.311830]  ? vmpressure+0x271/0x340
[  278.315633]  ? do_raw_spin_trylock+0x270/0x270
[  278.320213]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  278.325743]  ? __cpuset_node_allowed+0x19b/0x660
[  278.330515]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  278.336223]  ? vmpressure+0x1a2/0x340
[  278.340034]  do_try_to_free_pages+0x3e7/0x1290
[  278.344609]  ? zap_class+0x640/0x640
[  278.348332]  ? shrink_node+0x16b0/0x16b0
[  278.352389]  ? __lock_is_held+0xb5/0x140
[  278.356456]  try_to_free_pages+0x4d0/0xb90
[  278.360692]  ? do_try_to_free_pages+0x1290/0x1290
[  278.365543]  ? lock_acquire+0x1ed/0x520
[  278.369512]  ? set_page_refcounted+0x280/0x280
[  278.374096]  ? lock_release+0xa00/0xa00
[  278.378065]  ? _raw_spin_unlock_irq+0x60/0x80
[  278.382558]  ? psi_memstall_enter+0x240/0x2b0
[  278.387055]  ? psi_memstall_tick+0x230/0x230
[  278.391467]  __alloc_pages_slowpath+0xa14/0x2e10
[  278.396243]  ? warn_alloc+0x120/0x120
[  278.400039]  ? mark_held_locks+0x130/0x130
[  278.404273]  ? find_get_entry+0xaae/0x1120
[  278.408509]  ? filemap_map_pages+0x1a20/0x1a20
[  278.413090]  ? zap_class+0x640/0x640
[  278.416801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.422333]  ? check_preemption_disabled+0x48/0x280
[  278.427343]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.432873]  ? should_fail+0x22d/0xd01
[  278.436770]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.441869]  ? zap_class+0x640/0x640
[  278.445596]  ? __lock_is_held+0xb5/0x140
[  278.449658]  ? mark_held_locks+0x130/0x130
[  278.453888]  ? lock_release+0xa00/0xa00
[  278.457855]  ? perf_trace_sched_process_exec+0x860/0x860
[  278.463298]  ? xa_load+0x2ba/0x460
[  278.466835]  ? lock_downgrade+0x900/0x900
[  278.470983]  ? __might_sleep+0x95/0x190
[  278.474952]  __alloc_pages_nodemask+0xa80/0xde0
[  278.479627]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  278.484635]  ? __page_cache_alloc+0x191/0x5c0
[  278.489125]  ? xa_load+0x2e1/0x460
[  278.492659]  ? xa_clear_mark+0x40/0x40
[  278.496540]  ? zap_class+0x640/0x640
[  278.500254]  ? zap_class+0x640/0x640
[  278.503960]  ? zap_class+0x640/0x640
[  278.507667]  ? __do_page_cache_readahead+0x663/0x810
[  278.512791]  ? find_held_lock+0x36/0x1c0
[  278.516854]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  278.522391]  alloc_pages_current+0x173/0x350
[  278.526798]  __page_cache_alloc+0x38c/0x5c0
[  278.531112]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  278.536036]  ? kasan_check_read+0x11/0x20
[  278.540179]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  278.545450]  ? generic_perform_write+0x6a0/0x6a0
[  278.550207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.555743]  ? check_preemption_disabled+0x48/0x280
[  278.560775]  filemap_fault+0x1595/0x25f0
[  278.564839]  ? __lock_page_or_retry+0xa00/0xa00
[  278.569504]  ? mark_held_locks+0x130/0x130
[  278.573740]  ? filemap_map_pages+0xd6b/0x1a20
[  278.578238]  ? lock_downgrade+0x900/0x900
[  278.582377]  ? check_preemption_disabled+0x48/0x280
[  278.587878]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  278.592808]  ? kasan_check_read+0x11/0x20
[  278.596952]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  278.602222]  ? rcu_softirq_qs+0x20/0x20
[  278.606202]  ? filemap_map_pages+0xd92/0x1a20
[  278.610695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.616232]  ? find_get_entries_tag+0x1400/0x1400
[  278.621072]  ? __lock_acquire+0x62f/0x4c20
[  278.625317]  ? lock_acquire+0x1ed/0x520
[  278.629284]  ? ext4_filemap_fault+0x7a/0xad
[  278.633603]  ? lock_release+0xa00/0xa00
[  278.637569]  ? perf_trace_sched_process_exec+0x860/0x860
[  278.643016]  ? print_usage_bug+0xc0/0xc0
[  278.647085]  ? print_usage_bug+0xc0/0xc0
[  278.651153]  ? down_read+0x8d/0x120
[  278.654777]  ? ext4_filemap_fault+0x7a/0xad
[  278.659093]  ? __down_interruptible+0x700/0x700
[  278.663770]  ext4_filemap_fault+0x82/0xad
[  278.667918]  __do_fault+0x100/0x6b0
[  278.671545]  ? pmd_devmap_trans_unstable+0x220/0x220
[  278.676749]  ? mark_held_locks+0x130/0x130
[  278.680977]  ? mark_held_locks+0x130/0x130
[  278.685210]  ? find_held_lock+0x36/0x1c0
[  278.689267]  ? find_held_lock+0x36/0x1c0
[  278.693324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.698860]  __handle_mm_fault+0x3ea0/0x5be0
[  278.703262]  ? poll_select_copy_remaining+0x18c/0x6a0
[  278.708451]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  278.713300]  ? __might_fault+0x12b/0x1e0
[  278.717359]  ? lock_downgrade+0x900/0x900
[  278.721509]  ? zap_class+0x640/0x640
[  278.725219]  ? zap_class+0x640/0x640
[  278.728929]  ? find_held_lock+0x36/0x1c0
[  278.732999]  ? handle_mm_fault+0x42a/0xc70
[  278.737226]  ? lock_downgrade+0x900/0x900
[  278.741383]  ? check_preemption_disabled+0x48/0x280
[  278.746394]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  278.751641]  ? kasan_check_read+0x11/0x20
[  278.755790]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  278.761061]  ? rcu_softirq_qs+0x20/0x20
[  278.765031]  ? trace_hardirqs_off_caller+0x310/0x310
[  278.770129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.775661]  ? check_preemption_disabled+0x48/0x280
[  278.780680]  handle_mm_fault+0x54f/0xc70
[  278.784746]  ? __handle_mm_fault+0x5be0/0x5be0
[  278.789354]  ? find_vma+0x34/0x190
[  278.792890]  __do_page_fault+0x5e8/0xe60
[  278.796943]  ? trace_hardirqs_off+0xb8/0x310
[  278.801361]  do_page_fault+0xf2/0x7e0
[  278.805171]  ? vmalloc_sync_all+0x30/0x30
[  278.809325]  ? error_entry+0x70/0xd0
[  278.813033]  ? trace_hardirqs_off_caller+0xbb/0x310
[  278.818043]  ? trace_hardirqs_on_caller+0xc0/0x310
[  278.822967]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.827891]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.832734]  ? trace_hardirqs_on_caller+0x310/0x310
[  278.837751]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.843209]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  278.848222]  ? prepare_exit_to_usermode+0x291/0x3b0
[  278.853234]  ? page_fault+0x8/0x30
[  278.856771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.861611]  ? page_fault+0x8/0x30
[  278.865148]  page_fault+0x1e/0x30
[  278.868598] RIP: 0033:0x7f30b3a05dd3
[  278.872316] Code: Bad RIP value.
[  278.875672] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  278.881027] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  278.888301] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  278.895566] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  278.902828] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  278.910091] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  278.917470] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  278.917475] warn_alloc_show_mem: 1 callbacks suppressed
[  278.917479] Mem-Info:
[  278.917508] active_anon:48525 inactive_anon:197 isolated_anon:0
[  278.917508]  active_file:12 inactive_file:12 isolated_file:0
[  278.917508]  unevictable:0 dirty:0 writeback:0 unstable:0
[  278.917508]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  278.917508]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  278.917508]  free:13677 free_pcp:357 free_cma:0
[  278.924667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.930024] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  278.932409] Call Trace:
[  278.965260] 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
[  278.974605]  <IRQ>
[  279.002074] lowmem_reserve[]: 0 2818 6321 6321
[  279.004655]  dump_stack+0x244/0x39d
[  279.030732] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  279.032878]  ? dump_stack_print_info.cold.1+0x20/0x20
[  279.037428] lowmem_reserve[]: 0 0 3503 3503
[  279.041050]  warn_alloc.cold.116+0xb7/0x1bd
[  279.068607] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  279.073789]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  279.078080] lowmem_reserve[]: 0 0 0 0
[  279.082390]  ? lock_downgrade+0x900/0x900
[  279.111341] 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
[  279.116173]  ? trace_hardirqs_off+0xb8/0x310
[  279.119938] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  279.124074]  ? trace_hardirqs_off+0xb8/0x310
[  279.137562] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  279.142053]  __alloc_pages_slowpath+0x26e8/0x2e10
[  279.157372] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  279.161779]  ? warn_alloc+0x120/0x120
[  279.176308] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  279.181133]  ? print_usage_bug+0xc0/0xc0
[  279.189937] 268 total pagecache pages
[  279.193729]  ? warn_alloc+0x120/0x120
[  279.202282] 0 pages in swap cache
[  279.206321]  ? warn_alloc+0x120/0x120
[  279.210107] Swap cache stats: add 0, delete 0, find 0/0
[  279.213891]  ? print_usage_bug+0xc0/0xc0
[  279.217312] Free swap  = 0kB
[  279.221098]  ? print_usage_bug+0xc0/0xc0
[  279.226424] Total swap = 0kB
[  279.226432] 1965979 pages RAM
[  279.230479]  ? __lock_acquire+0x62f/0x4c20
[  279.233468] 0 pages HighMem/MovableOnly
[  279.237520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.240505] 342853 pages reserved
[  279.243599]  ? should_fail+0x22d/0xd01
[  279.247796] 0 pages cma reserved
[  279.247877] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  279.251768]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.257327] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  279.260723]  ? __lock_acquire+0x62f/0x4c20
[  279.264582] init cpuset=/ mems_allowed=0
[  279.267938]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.302514]  ? __lock_acquire+0x62f/0x4c20
[  279.306740]  ? should_fail+0x22d/0xd01
[  279.310618]  ? find_held_lock+0x36/0x1c0
[  279.314678]  ? mark_held_locks+0x130/0x130
[  279.318918]  ? mark_held_locks+0x130/0x130
[  279.323145]  ? zap_class+0x640/0x640
[  279.326855]  ? zap_class+0x640/0x640
[  279.330562]  ? print_usage_bug+0xc0/0xc0
[  279.334614]  ? do_raw_spin_unlock+0xa7/0x330
[  279.339014]  ? zap_class+0x640/0x640
[  279.342722]  ? print_usage_bug+0xc0/0xc0
[  279.346779]  ? wq_watchdog_touch+0x9c/0xfe
[  279.351009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.356540]  ? check_preemption_disabled+0x48/0x280
[  279.361556]  ? __lock_is_held+0xb5/0x140
[  279.365619]  __alloc_pages_nodemask+0xa80/0xde0
[  279.370283]  ? zap_class+0x640/0x640
[  279.373993]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  279.379018]  ? find_held_lock+0x36/0x1c0
[  279.383080]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.387746]  ? lock_downgrade+0x900/0x900
[  279.391906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.397447]  cache_grow_begin+0xa5/0x8c0
[  279.401504]  ? do_raw_spin_unlock+0xa7/0x330
[  279.405913]  fallback_alloc+0x204/0x2e0
[  279.409887]  ____cache_alloc_node+0x1c7/0x1e0
[  279.414384]  kmem_cache_alloc_node+0xe3/0x730
[  279.418874]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.423111]  __alloc_skb+0x119/0x770
[  279.426816]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.432090]  ? netdev_alloc_frag+0x1f0/0x1f0
[  279.436494]  ? lock_downgrade+0x900/0x900
[  279.440641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.446176]  ? refcount_sub_and_test_checked+0x203/0x310
[  279.451626]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  279.457068]  ? addrconf_rs_timer+0x690/0x690
[  279.461481]  ndisc_alloc_skb+0x144/0x340
[  279.465542]  ndisc_send_rs+0x331/0x6e0
[  279.469433]  addrconf_rs_timer+0x314/0x690
[  279.473664]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.477909]  call_timer_fn+0x272/0x920
[  279.481792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.486021]  ? process_timeout+0x40/0x40
[  279.490086]  ? __run_timers+0x7da/0xc70
[  279.494053]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.498544]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.503029]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.507261]  ? lockdep_hardirqs_on+0x296/0x5b0
[  279.511840]  ? trace_hardirqs_on+0xbd/0x310
[  279.516157]  ? kasan_check_read+0x11/0x20
[  279.520385]  ? __run_timers+0x7da/0xc70
[  279.524357]  ? trace_hardirqs_off_caller+0x310/0x310
[  279.529461]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.533698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.537926]  __run_timers+0x7e5/0xc70
[  279.541730]  ? timer_fixup_init+0x70/0x70
[  279.545872]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.550885]  ? zap_class+0x640/0x640
[  279.554600]  ? enqueue_hrtimer+0x1a5/0x560
[  279.558832]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.564020]  ? find_held_lock+0x36/0x1c0
[  279.568077]  ? zap_class+0x640/0x640
[  279.571787]  ? pvclock_read_flags+0x160/0x160
[  279.576280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.581813]  ? check_preemption_disabled+0x48/0x280
[  279.586830]  ? __lock_is_held+0xb5/0x140
[  279.590889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.596423]  ? check_preemption_disabled+0x48/0x280
[  279.601442]  run_timer_softirq+0x52/0xb0
[  279.605497]  ? rcu_read_lock_sched_held+0x14f/0x180
[  279.610509]  __do_softirq+0x308/0xb7e
[  279.614308]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  279.618796]  ? lock_downgrade+0x900/0x900
[  279.622943]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  279.628045]  ? pvclock_read_flags+0x160/0x160
[  279.632533]  ? lapic_next_event+0x5a/0x90
[  279.636680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.642301]  ? kvm_clock_read+0x18/0x30
[  279.646267]  ? kvm_sched_clock_read+0x9/0x20
[  279.650678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.656209]  ? check_preemption_disabled+0x48/0x280
[  279.661231]  irq_exit+0x17f/0x1c0
[  279.664685]  smp_apic_timer_interrupt+0x1cb/0x760
[  279.669519]  ? smp_reschedule_interrupt+0x109/0x650
[  279.674533]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.680414]  ? interrupt_entry+0xb5/0xc0
[  279.684474]  ? trace_hardirqs_off_caller+0xbb/0x310
[  279.689483]  ? trace_hardirqs_off_caller+0xbb/0x310
[  279.694498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.699337]  ? trace_hardirqs_on_caller+0x310/0x310
[  279.704346]  ? trace_hardirqs_on_caller+0x310/0x310
[  279.709354]  ? task_prio+0x50/0x50
[  279.712889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.718424]  ? check_preemption_disabled+0x48/0x280
[  279.723440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.728282]  apic_timer_interrupt+0xf/0x20
[  279.732501]  </IRQ>
[  279.734736] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  279.739668] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  279.758562] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  279.766261] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  279.773522] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  279.780786] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  279.788046] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  279.795306] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  279.802602]  skb_clone+0x1bb/0x500
[  279.806141]  ? finish_task_switch+0x2f4/0x910
[  279.810634]  ? skb_split+0x11e0/0x11e0
[  279.814528]  ? preempt_notifier_register+0x200/0x200
[  279.819621]  ? __switch_to_asm+0x34/0x70
[  279.824203]  ? __switch_to_asm+0x34/0x70
[  279.828259]  ? __switch_to_asm+0x40/0x70
[  279.832313]  ? __switch_to_asm+0x34/0x70
[  279.836367]  ? __switch_to_asm+0x40/0x70
[  279.840421]  ? __switch_to_asm+0x34/0x70
[  279.844474]  ? __switch_to_asm+0x40/0x70
[  279.848524]  ? __switch_to_asm+0x34/0x70
[  279.852576]  ? __switch_to_asm+0x34/0x70
[  279.856628]  ? __switch_to_asm+0x40/0x70
[  279.860705]  ? __switch_to_asm+0x34/0x70
[  279.864764]  bpf_clone_redirect+0xb9/0x490
[  279.869079]  ? __schedule+0x8d7/0x21d0
[  279.872967]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  279.877978]  ? __sched_text_start+0x8/0x8
[  279.882119]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.886879]  ? find_held_lock+0x36/0x1c0
[  279.890940]  ? lock_acquire+0x1ed/0x520
[  279.894909]  ? bpf_test_run+0x3cb/0x780
[  279.898876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.904412]  ? check_preemption_disabled+0x48/0x280
[  279.909427]  ? kasan_check_read+0x11/0x20
[  279.913569]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  279.918838]  ? rcu_softirq_qs+0x20/0x20
[  279.922806]  ? preempt_schedule+0x4d/0x60
[  279.926948]  ? ___preempt_schedule+0x16/0x18
[  279.931355]  ? bpf_test_run+0x25d/0x780
[  279.935330]  ? netlink_diag_dump+0x2a0/0x2a0
[  279.939733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.945267]  ? bpf_test_init.isra.10+0x70/0x100
[  279.949933]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  279.954696]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  279.959532]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.965065]  ? fput+0x130/0x1a0
[  279.968342]  ? __bpf_prog_get+0x9b/0x290
[  279.972404]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  279.977240]  ? bpf_prog_test_run+0x130/0x1a0
[  279.981649]  ? __x64_sys_bpf+0x3d8/0x520
[  279.985702]  ? bpf_prog_get+0x20/0x20
[  279.989509]  ? do_syscall_64+0x1b9/0x820
[  279.993560]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  279.998917]  ? syscall_return_slowpath+0x5e0/0x5e0
[  280.003837]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.008677]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.013688]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  280.018700]  ? prepare_exit_to_usermode+0x291/0x3b0
[  280.023716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.028563]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  280.033933] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  280.033995] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  280.040070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.040075] Call Trace:
[  280.040080]  <IRQ>
[  280.040094]  dump_stack+0x244/0x39d
[  280.040114]  ? dump_stack_print_info.cold.1+0x20/0x20
[  280.046637] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  280.055928]  warn_alloc.cold.116+0xb7/0x1bd
[  280.058482] syz-executor5 cpuset=syz5 mems_allowed=0
[  280.060627]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.094064]  ? lock_downgrade+0x900/0x900
[  280.098330]  ? trace_hardirqs_off+0xb8/0x310
[  280.102740]  ? trace_hardirqs_off+0xb8/0x310
[  280.107148]  __alloc_pages_slowpath+0x26e8/0x2e10
[  280.112011]  ? warn_alloc+0x120/0x120
[  280.115808]  ? print_usage_bug+0xc0/0xc0
[  280.119867]  ? warn_alloc+0x120/0x120
[  280.123665]  ? zap_class+0x640/0x640
[  280.127372]  ? warn_alloc+0x120/0x120
[  280.131171]  ? print_usage_bug+0xc0/0xc0
[  280.135228]  ? print_usage_bug+0xc0/0xc0
[  280.139284]  ? __lock_acquire+0x62f/0x4c20
[  280.143516]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.149048]  ? should_fail+0x22d/0xd01
[  280.152936]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.158036]  ? __lock_acquire+0x62f/0x4c20
[  280.162273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.167379]  ? __lock_acquire+0x62f/0x4c20
[  280.171606]  ? should_fail+0x22d/0xd01
[  280.175496]  ? find_held_lock+0x36/0x1c0
[  280.179557]  ? mark_held_locks+0x130/0x130
[  280.183789]  ? mark_held_locks+0x130/0x130
[  280.188013]  ? zap_class+0x640/0x640
[  280.191719]  ? zap_class+0x640/0x640
[  280.195431]  ? print_usage_bug+0xc0/0xc0
[  280.199486]  ? do_raw_spin_unlock+0xa7/0x330
[  280.203888]  ? zap_class+0x640/0x640
[  280.207598]  ? print_usage_bug+0xc0/0xc0
[  280.211663]  ? wq_watchdog_touch+0x9c/0xfe
[  280.215894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.221425]  ? check_preemption_disabled+0x48/0x280
[  280.226441]  ? __lock_is_held+0xb5/0x140
[  280.230503]  __alloc_pages_nodemask+0xa80/0xde0
[  280.235169]  ? zap_class+0x640/0x640
[  280.238883]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  280.244513]  ? find_held_lock+0x36/0x1c0
[  280.248574]  ? ____cache_alloc_node+0x1c7/0x1e0
[  280.253245]  ? lock_downgrade+0x900/0x900
[  280.257390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.262938]  cache_grow_begin+0xa5/0x8c0
[  280.266993]  ? do_raw_spin_unlock+0xa7/0x330
[  280.271401]  fallback_alloc+0x204/0x2e0
[  280.275374]  ____cache_alloc_node+0x1c7/0x1e0
[  280.279871]  kmem_cache_alloc_node+0xe3/0x730
[  280.284361]  ? ipv6_get_ifaddr+0x42e/0x620
[  280.288605]  __alloc_skb+0x119/0x770
[  280.292312]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.297585]  ? netdev_alloc_frag+0x1f0/0x1f0
[  280.301995]  ? lock_downgrade+0x900/0x900
[  280.306147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.311685]  ? refcount_sub_and_test_checked+0x203/0x310
[  280.317131]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  280.322574]  ? addrconf_rs_timer+0x690/0x690
[  280.326992]  ndisc_alloc_skb+0x144/0x340
[  280.331050]  ndisc_send_rs+0x331/0x6e0
[  280.334938]  addrconf_rs_timer+0x314/0x690
[  280.339173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.343413]  call_timer_fn+0x272/0x920
[  280.347293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.351519]  ? process_timeout+0x40/0x40
[  280.355584]  ? mark_held_locks+0xc7/0x130
[  280.359733]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.364218]  ? _raw_spin_unlock_irq+0x27/0x80
[  280.368704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.372937]  ? lockdep_hardirqs_on+0x296/0x5b0
[  280.377517]  ? trace_hardirqs_on+0xbd/0x310
[  280.381829]  ? kasan_check_read+0x11/0x20
[  280.385975]  ? __run_timers+0x7da/0xc70
[  280.389943]  ? trace_hardirqs_off_caller+0x310/0x310
[  280.395045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.399281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  280.403510]  __run_timers+0x7e5/0xc70
[  280.407315]  ? timer_fixup_init+0x70/0x70
[  280.411457]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.416471]  ? zap_class+0x640/0x640
[  280.420181]  ? print_usage_bug+0xc0/0xc0
[  280.424239]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  280.429433]  ? find_held_lock+0x36/0x1c0
[  280.433491]  ? zap_class+0x640/0x640
[  280.437205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.442740]  ? check_preemption_disabled+0x48/0x280
[  280.447769]  ? __lock_is_held+0xb5/0x140
[  280.451829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.457368]  ? check_preemption_disabled+0x48/0x280
[  280.462380]  run_timer_softirq+0x52/0xb0
[  280.466437]  ? rcu_read_lock_sched_held+0x14f/0x180
[  280.471462]  __do_softirq+0x308/0xb7e
[  280.475259]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  280.479877]  ? lock_downgrade+0x900/0x900
[  280.484025]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  280.489129]  ? pvclock_read_flags+0x160/0x160
[  280.493620]  ? lapic_next_event+0x5a/0x90
[  280.497775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.503311]  ? kvm_clock_read+0x18/0x30
[  280.507277]  ? kvm_sched_clock_read+0x9/0x20
[  280.511684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.517217]  ? check_preemption_disabled+0x48/0x280
[  280.524231]  irq_exit+0x17f/0x1c0
[  280.527677]  smp_apic_timer_interrupt+0x1cb/0x760
[  280.532518]  ? smp_call_function_single_interrupt+0x650/0x650
[  280.538394]  ? interrupt_entry+0xb5/0xc0
[  280.542449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  280.547471]  ? trace_hardirqs_off_caller+0xbb/0x310
[  280.552480]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.557320]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.562329]  ? trace_hardirqs_on_caller+0x310/0x310
[  280.567339]  ? task_prio+0x50/0x50
[  280.570875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.576407]  ? check_preemption_disabled+0x48/0x280
[  280.581424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.586714]  apic_timer_interrupt+0xf/0x20
[  280.590942]  </IRQ>
[  280.593176] RIP: 0010:write_comp_data+0x1b/0x70
[  280.597848] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  280.616751] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  280.624453] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  280.631713] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  280.638973] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  280.646251] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  280.653514] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  280.660789]  ? do_shrink_slab+0x1c5/0xd30
[  280.664938]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.670294]  do_shrink_slab+0x1c5/0xd30
[  280.674271]  ? lock_acquire+0x1ed/0x520
[  280.678245]  ? snapshot_refaults+0x290/0x290
[  280.682645]  ? lock_release+0xa00/0xa00
[  280.686618]  ? perf_trace_sched_process_exec+0x860/0x860
[  280.692068]  ? down_read_trylock+0xda/0x140
[  280.696381]  ? shrink_slab+0x207/0x8c0
[  280.700269]  ? downgrade_write+0x270/0x270
[  280.704504]  shrink_slab+0x389/0x8c0
[  280.708215]  ? shrink_active_list+0x1f00/0x1f00
[  280.712886]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  280.718511]  ? kasan_check_read+0x11/0x20
[  280.722656]  ? do_raw_spin_unlock+0xa7/0x330
[  280.727062]  ? ___preempt_schedule+0x16/0x18
[  280.731470]  ? _raw_spin_unlock+0x3f/0x50
[  280.735619]  shrink_node+0x431/0x16b0
[  280.739417]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  280.744712]  ? shrink_node_memcg+0x18f0/0x18f0
[  280.749290]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  280.754186]  ? trace_hardirqs_on+0xbd/0x310
[  280.758502]  ? vmpressure+0x271/0x340
[  280.762299]  ? do_raw_spin_trylock+0x270/0x270
[  280.766880]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  280.772408]  ? __cpuset_node_allowed+0x19b/0x660
[  280.777158]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  280.782863]  ? vmpressure+0x1a2/0x340
[  280.786667]  do_try_to_free_pages+0x3e7/0x1290
[  280.791241]  ? zap_class+0x640/0x640
[  280.794961]  ? shrink_node+0x16b0/0x16b0
[  280.799021]  ? __lock_is_held+0xb5/0x140
[  280.803092]  try_to_free_pages+0x4d0/0xb90
[  280.807825]  ? do_try_to_free_pages+0x1290/0x1290
[  280.812675]  ? lock_acquire+0x1ed/0x520
[  280.816643]  ? set_page_refcounted+0x280/0x280
[  280.821222]  ? lock_release+0xa00/0xa00
[  280.825188]  ? _raw_spin_unlock_irq+0x60/0x80
[  280.829677]  ? psi_memstall_enter+0x240/0x2b0
[  280.834165]  ? psi_memstall_tick+0x230/0x230
[  280.838590]  __alloc_pages_slowpath+0xa14/0x2e10
[  280.843366]  ? warn_alloc+0x120/0x120
[  280.847164]  ? mark_held_locks+0x130/0x130
[  280.851397]  ? find_get_entry+0xaae/0x1120
[  280.855634]  ? filemap_map_pages+0x1a20/0x1a20
[  280.860381]  ? zap_class+0x640/0x640
[  280.864097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.869633]  ? check_preemption_disabled+0x48/0x280
[  280.874643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.880177]  ? should_fail+0x22d/0xd01
[  280.884064]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.889162]  ? zap_class+0x640/0x640
[  280.892890]  ? __lock_is_held+0xb5/0x140
[  280.896951]  ? mark_held_locks+0x130/0x130
[  280.901185]  ? lock_release+0xa00/0xa00
[  280.905158]  ? perf_trace_sched_process_exec+0x860/0x860
[  280.910602]  ? xa_load+0x2ba/0x460
[  280.914135]  ? lock_downgrade+0x900/0x900
[  280.918367]  ? __might_sleep+0x95/0x190
[  280.922342]  __alloc_pages_nodemask+0xa80/0xde0
[  280.927011]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  280.932020]  ? __page_cache_alloc+0x191/0x5c0
[  280.936507]  ? xa_load+0x2e1/0x460
[  280.940042]  ? xa_clear_mark+0x40/0x40
[  280.943925]  ? zap_class+0x640/0x640
[  280.947639]  ? zap_class+0x640/0x640
[  280.951357]  ? zap_class+0x640/0x640
[  280.955063]  ? __do_page_cache_readahead+0x663/0x810
[  280.960163]  ? find_held_lock+0x36/0x1c0
[  280.964223]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  280.969759]  alloc_pages_current+0x173/0x350
[  280.974167]  __page_cache_alloc+0x38c/0x5c0
[  280.978480]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  280.983409]  ? kasan_check_read+0x11/0x20
[  280.987557]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  280.992831]  ? generic_perform_write+0x6a0/0x6a0
[  280.997583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.003115]  ? check_preemption_disabled+0x48/0x280
[  281.008133]  filemap_fault+0x1595/0x25f0
[  281.012215]  ? __lock_page_or_retry+0xa00/0xa00
[  281.016882]  ? mark_held_locks+0x130/0x130
[  281.021120]  ? filemap_map_pages+0xd6b/0x1a20
[  281.025608]  ? lock_downgrade+0x900/0x900
[  281.029749]  ? check_preemption_disabled+0x48/0x280
[  281.034760]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  281.039681]  ? kasan_check_read+0x11/0x20
[  281.043822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  281.049091]  ? rcu_softirq_qs+0x20/0x20
[  281.053072]  ? filemap_map_pages+0xd92/0x1a20
[  281.057569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.063111]  ? find_get_entries_tag+0x1400/0x1400
[  281.067952]  ? __lock_acquire+0x62f/0x4c20
[  281.072193]  ? lock_acquire+0x1ed/0x520
[  281.076163]  ? ext4_filemap_fault+0x7a/0xad
[  281.080486]  ? lock_release+0xa00/0xa00
[  281.084451]  ? perf_trace_sched_process_exec+0x860/0x860
[  281.089894]  ? print_usage_bug+0xc0/0xc0
[  281.093949]  ? print_usage_bug+0xc0/0xc0
[  281.098013]  ? down_read+0x8d/0x120
[  281.101631]  ? ext4_filemap_fault+0x7a/0xad
[  281.105946]  ? __down_interruptible+0x700/0x700
[  281.110616]  ext4_filemap_fault+0x82/0xad
[  281.114757]  __do_fault+0x100/0x6b0
[  281.118471]  ? pmd_devmap_trans_unstable+0x220/0x220
[  281.123573]  ? mark_held_locks+0x130/0x130
[  281.127808]  ? mark_held_locks+0x130/0x130
[  281.132036]  ? find_held_lock+0x36/0x1c0
[  281.136093]  ? find_held_lock+0x36/0x1c0
[  281.140147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.145683]  __handle_mm_fault+0x3ea0/0x5be0
[  281.150087]  ? poll_select_copy_remaining+0x18c/0x6a0
[  281.155276]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  281.160120]  ? __might_fault+0x12b/0x1e0
[  281.164180]  ? lock_downgrade+0x900/0x900
[  281.168329]  ? zap_class+0x640/0x640
[  281.172035]  ? zap_class+0x640/0x640
[  281.175747]  ? find_held_lock+0x36/0x1c0
[  281.179817]  ? handle_mm_fault+0x42a/0xc70
[  281.184046]  ? lock_downgrade+0x900/0x900
[  281.188189]  ? check_preemption_disabled+0x48/0x280
[  281.193202]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  281.198125]  ? kasan_check_read+0x11/0x20
[  281.202266]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  281.207542]  ? rcu_softirq_qs+0x20/0x20
[  281.211510]  ? trace_hardirqs_off_caller+0x310/0x310
[  281.216617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.222152]  ? check_preemption_disabled+0x48/0x280
[  281.227167]  handle_mm_fault+0x54f/0xc70
[  281.231225]  ? __handle_mm_fault+0x5be0/0x5be0
[  281.235805]  ? find_vma+0x34/0x190
[  281.239345]  __do_page_fault+0x5e8/0xe60
[  281.243400]  ? trace_hardirqs_off+0xb8/0x310
[  281.247814]  do_page_fault+0xf2/0x7e0
[  281.251610]  ? vmalloc_sync_all+0x30/0x30
[  281.255752]  ? error_entry+0x70/0xd0
[  281.259463]  ? trace_hardirqs_off_caller+0xbb/0x310
[  281.264474]  ? trace_hardirqs_on_caller+0xc0/0x310
[  281.269396]  ? syscall_return_slowpath+0x5e0/0x5e0
[  281.274322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.279162]  ? trace_hardirqs_on_caller+0x310/0x310
[  281.284170]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.289619]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  281.294629]  ? prepare_exit_to_usermode+0x291/0x3b0
[  281.299640]  ? page_fault+0x8/0x30
[  281.303177]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.308014]  ? page_fault+0x8/0x30
[  281.311553]  page_fault+0x1e/0x30
[  281.314999] RIP: 0033:0x7f30b3a05dd3
[  281.318723] Code: Bad RIP value.
[  281.322080] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  281.327436] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  281.334696] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  281.341958] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  281.349217] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  281.356481] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  281.363774] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  281.363778] warn_alloc_show_mem: 1 callbacks suppressed
[  281.363784] Mem-Info:
[  281.370961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  281.376318] active_anon:48525 inactive_anon:197 isolated_anon:0
[  281.376318]  active_file:12 inactive_file:12 isolated_file:0
[  281.376318]  unevictable:0 dirty:0 writeback:0 unstable:0
[  281.376318]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  281.376318]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  281.376318]  free:13677 free_pcp:357 free_cma:0
[  281.378688] Call Trace:
[  281.388061] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  281.421160]  <IRQ>
[  281.423726] 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
[  281.451219]  dump_stack+0x244/0x39d
[  281.453340] lowmem_reserve[]: 0 2818 6321 6321
[  281.479439]  ? dump_stack_print_info.cold.1+0x20/0x20
[  281.483036] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  281.487616]  warn_alloc.cold.116+0xb7/0x1bd
[  281.492768] lowmem_reserve[]: 0 0 3503 3503
[  281.520527]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  281.524819] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  281.529128]  ? lock_downgrade+0x900/0x900
[  281.533939] lowmem_reserve[]: 0 0 0 0
[  281.562993]  ? trace_hardirqs_off+0xb8/0x310
[  281.567109] 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
[  281.570903]  ? trace_hardirqs_off+0xb8/0x310
[  281.575276] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  281.588790]  __alloc_pages_slowpath+0x26e8/0x2e10
[  281.593163] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  281.608607]  ? warn_alloc+0x120/0x120
[  281.613406] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  281.627950]  ? print_usage_bug+0xc0/0xc0
[  281.631722] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  281.640537]  ? warn_alloc+0x120/0x120
[  281.644568] 268 total pagecache pages
[  281.653128]  ? warn_alloc+0x120/0x120
[  281.656910] 0 pages in swap cache
[  281.660690]  ? print_usage_bug+0xc0/0xc0
[  281.664466] Swap cache stats: add 0, delete 0, find 0/0
[  281.667909]  ? print_usage_bug+0xc0/0xc0
[  281.671938] Free swap  = 0kB
[  281.677285]  ? __lock_acquire+0x62f/0x4c20
[  281.681316] Total swap = 0kB
[  281.684322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.688523] 1965979 pages RAM
[  281.691530]  ? should_fail+0x22d/0xd01
[  281.697048] 0 pages HighMem/MovableOnly
[  281.697056] 342853 pages reserved
[  281.700150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.704094] 0 pages cma reserved
[  281.708053]  ? __lock_acquire+0x62f/0x4c20
[  281.711538] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.716572]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.719984] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.724131]  ? __lock_acquire+0x62f/0x4c20
[  281.730593] init cpuset=/ mems_allowed=0
[  281.735691]  ? should_fail+0x22d/0xd01
[  281.757507]  ? find_held_lock+0x36/0x1c0
[  281.761572]  ? mark_held_locks+0x130/0x130
[  281.765808]  ? mark_held_locks+0x130/0x130
[  281.770036]  ? zap_class+0x640/0x640
[  281.773742]  ? zap_class+0x640/0x640
[  281.777455]  ? print_usage_bug+0xc0/0xc0
[  281.781517]  ? do_raw_spin_unlock+0xa7/0x330
[  281.785919]  ? zap_class+0x640/0x640
[  281.789626]  ? print_usage_bug+0xc0/0xc0
[  281.793679]  ? wq_watchdog_touch+0x9c/0xfe
[  281.797913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.803443]  ? check_preemption_disabled+0x48/0x280
[  281.808474]  ? __lock_is_held+0xb5/0x140
[  281.812538]  __alloc_pages_nodemask+0xa80/0xde0
[  281.817199]  ? zap_class+0x640/0x640
[  281.820913]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  281.825937]  ? find_held_lock+0x36/0x1c0
[  281.830002]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.834667]  ? lock_downgrade+0x900/0x900
[  281.838812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.844346]  cache_grow_begin+0xa5/0x8c0
[  281.848400]  ? do_raw_spin_unlock+0xa7/0x330
[  281.852809]  fallback_alloc+0x204/0x2e0
[  281.856787]  ____cache_alloc_node+0x1c7/0x1e0
[  281.861281]  kmem_cache_alloc_node+0xe3/0x730
[  281.865773]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.870013]  __alloc_skb+0x119/0x770
[  281.873718]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  281.878991]  ? netdev_alloc_frag+0x1f0/0x1f0
[  281.883392]  ? lock_downgrade+0x900/0x900
[  281.887539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.893072]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.898518]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  281.903965]  ? addrconf_rs_timer+0x690/0x690
[  281.908374]  ndisc_alloc_skb+0x144/0x340
[  281.912435]  ndisc_send_rs+0x331/0x6e0
[  281.916324]  addrconf_rs_timer+0x314/0x690
[  281.920555]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.924795]  call_timer_fn+0x272/0x920
[  281.928677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.932905]  ? process_timeout+0x40/0x40
[  281.936966]  ? __run_timers+0x7da/0xc70
[  281.940937]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.945423]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.949920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.954146]  ? lockdep_hardirqs_on+0x296/0x5b0
[  281.958725]  ? trace_hardirqs_on+0xbd/0x310
[  281.963038]  ? kasan_check_read+0x11/0x20
[  281.967180]  ? __run_timers+0x7da/0xc70
[  281.971150]  ? trace_hardirqs_off_caller+0x310/0x310
[  281.976253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.980503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.984732]  __run_timers+0x7e5/0xc70
[  281.988542]  ? timer_fixup_init+0x70/0x70
[  281.992697]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.997706]  ? zap_class+0x640/0x640
[  282.001417]  ? enqueue_hrtimer+0x1a5/0x560
[  282.005652]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.010854]  ? find_held_lock+0x36/0x1c0
[  282.014914]  ? zap_class+0x640/0x640
[  282.018624]  ? pvclock_read_flags+0x160/0x160
[  282.023114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.028650]  ? check_preemption_disabled+0x48/0x280
[  282.033673]  ? __lock_is_held+0xb5/0x140
[  282.037730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.043262]  ? check_preemption_disabled+0x48/0x280
[  282.048280]  run_timer_softirq+0x52/0xb0
[  282.052338]  ? rcu_read_lock_sched_held+0x14f/0x180
[  282.057352]  __do_softirq+0x308/0xb7e
[  282.061152]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  282.065639]  ? lock_downgrade+0x900/0x900
[  282.069784]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  282.074890]  ? pvclock_read_flags+0x160/0x160
[  282.079382]  ? lapic_next_event+0x5a/0x90
[  282.083525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.089076]  ? kvm_clock_read+0x18/0x30
[  282.093047]  ? kvm_sched_clock_read+0x9/0x20
[  282.097456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.103000]  ? check_preemption_disabled+0x48/0x280
[  282.108018]  irq_exit+0x17f/0x1c0
[  282.111474]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.116309]  ? smp_reschedule_interrupt+0x109/0x650
[  282.121320]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.127201]  ? interrupt_entry+0xb5/0xc0
[  282.131257]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.136267]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.141279]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.146120]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.151130]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.156146]  ? task_prio+0x50/0x50
[  282.159681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.165215]  ? check_preemption_disabled+0x48/0x280
[  282.170230]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.175075]  apic_timer_interrupt+0xf/0x20
[  282.179296]  </IRQ>
[  282.181528] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  282.186459] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  282.205354] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  282.213054] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  282.220316] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  282.227682] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  282.234943] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  282.242208] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  282.249504]  skb_clone+0x1bb/0x500
[  282.253038]  ? finish_task_switch+0x2f4/0x910
[  282.257530]  ? skb_split+0x11e0/0x11e0
[  282.261416]  ? preempt_notifier_register+0x200/0x200
[  282.266516]  ? __switch_to_asm+0x34/0x70
[  282.270570]  ? __switch_to_asm+0x34/0x70
[  282.274620]  ? __switch_to_asm+0x40/0x70
[  282.278672]  ? __switch_to_asm+0x34/0x70
[  282.282726]  ? __switch_to_asm+0x40/0x70
[  282.286779]  ? __switch_to_asm+0x34/0x70
[  282.290831]  ? __switch_to_asm+0x40/0x70
[  282.294883]  ? __switch_to_asm+0x34/0x70
[  282.298934]  ? __switch_to_asm+0x34/0x70
[  282.302988]  ? __switch_to_asm+0x40/0x70
[  282.307041]  ? __switch_to_asm+0x34/0x70
[  282.311099]  bpf_clone_redirect+0xb9/0x490
[  282.315328]  ? __schedule+0x8d7/0x21d0
[  282.319216]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  282.324232]  ? __sched_text_start+0x8/0x8
[  282.328378]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.333136]  ? find_held_lock+0x36/0x1c0
[  282.337201]  ? lock_acquire+0x1ed/0x520
[  282.341172]  ? bpf_test_run+0x3cb/0x780
[  282.345148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.350681]  ? check_preemption_disabled+0x48/0x280
[  282.355696]  ? kasan_check_read+0x11/0x20
[  282.359835]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.365105]  ? rcu_softirq_qs+0x20/0x20
[  282.369073]  ? preempt_schedule+0x4d/0x60
[  282.373214]  ? ___preempt_schedule+0x16/0x18
[  282.377620]  ? bpf_test_run+0x25d/0x780
[  282.381599]  ? netlink_diag_dump+0x2a0/0x2a0
[  282.386002]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.391533]  ? bpf_test_init.isra.10+0x70/0x100
[  282.396202]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  282.400959]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  282.405794]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.411327]  ? fput+0x130/0x1a0
[  282.414602]  ? __bpf_prog_get+0x9b/0x290
[  282.418663]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  282.423499]  ? bpf_prog_test_run+0x130/0x1a0
[  282.427904]  ? __x64_sys_bpf+0x3d8/0x520
[  282.431961]  ? bpf_prog_get+0x20/0x20
[  282.435772]  ? do_syscall_64+0x1b9/0x820
[  282.439824]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  282.445707]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.450632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.455468]  ? trace_hardirqs_on_caller+0x310/0x310
[  282.460479]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  282.465490]  ? prepare_exit_to_usermode+0x291/0x3b0
[  282.470504]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.475357]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.480731] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  282.480791] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  282.486869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.486876] Call Trace:
[  282.493446] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  282.502688]  <IRQ>
[  282.505249] syz-executor5 cpuset=syz5 mems_allowed=0
[  282.515724]  dump_stack+0x244/0x39d
[  282.526553]  ? dump_stack_print_info.cold.1+0x20/0x20
[  282.531750]  warn_alloc.cold.116+0xb7/0x1bd
[  282.536065]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.540907]  ? lock_downgrade+0x900/0x900
[  282.545055]  ? trace_hardirqs_off+0xb8/0x310
[  282.549462]  ? trace_hardirqs_off+0xb8/0x310
[  282.553871]  __alloc_pages_slowpath+0x26e8/0x2e10
[  282.558734]  ? warn_alloc+0x120/0x120
[  282.562528]  ? print_usage_bug+0xc0/0xc0
[  282.566582]  ? warn_alloc+0x120/0x120
[  282.570379]  ? warn_alloc+0x120/0x120
[  282.574183]  ? print_usage_bug+0xc0/0xc0
[  282.578237]  ? kvm_clock_read+0x18/0x30
[  282.582714]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  282.587734]  ? print_usage_bug+0xc0/0xc0
[  282.591789]  ? __lock_acquire+0x62f/0x4c20
[  282.596020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.601551]  ? should_fail+0x22d/0xd01
[  282.605434]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.610712]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.615808]  ? __lock_acquire+0x62f/0x4c20
[  282.620043]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.625139]  ? __lock_acquire+0x62f/0x4c20
[  282.629365]  ? should_fail+0x22d/0xd01
[  282.633246]  ? rcu_irq_exit+0x1a2/0x390
[  282.637224]  ? mark_held_locks+0x130/0x130
[  282.641454]  ? mark_held_locks+0x130/0x130
[  282.645686]  ? mark_held_locks+0xc7/0x130
[  282.649826]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  282.654833]  ? zap_class+0x640/0x640
[  282.658540]  ? print_usage_bug+0xc0/0xc0
[  282.662597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.668128]  ? check_preemption_disabled+0x48/0x280
[  282.673144]  ? __lock_is_held+0xb5/0x140
[  282.677203]  __alloc_pages_nodemask+0xa80/0xde0
[  282.681866]  ? zap_class+0x640/0x640
[  282.685576]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  282.690595]  ? find_held_lock+0x36/0x1c0
[  282.694668]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.699860]  ? lock_downgrade+0x900/0x900
[  282.704008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.709542]  cache_grow_begin+0xa5/0x8c0
[  282.713598]  ? do_raw_spin_unlock+0xa7/0x330
[  282.718008]  fallback_alloc+0x204/0x2e0
[  282.721979]  ____cache_alloc_node+0x1c7/0x1e0
[  282.726473]  kmem_cache_alloc_node+0xe3/0x730
[  282.730962]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.735199]  __alloc_skb+0x119/0x770
[  282.738906]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  282.744181]  ? netdev_alloc_frag+0x1f0/0x1f0
[  282.748583]  ? lock_downgrade+0x900/0x900
[  282.753030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.758566]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.764014]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.769459]  ? addrconf_rs_timer+0x690/0x690
[  282.773869]  ndisc_alloc_skb+0x144/0x340
[  282.777933]  ndisc_send_rs+0x331/0x6e0
[  282.781822]  addrconf_rs_timer+0x314/0x690
[  282.786054]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.790296]  call_timer_fn+0x272/0x920
[  282.794179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.798411]  ? process_timeout+0x40/0x40
[  282.802473]  ? mark_held_locks+0xc7/0x130
[  282.806616]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.811105]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.815591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.819822]  ? lockdep_hardirqs_on+0x296/0x5b0
[  282.824407]  ? trace_hardirqs_on+0xbd/0x310
[  282.828721]  ? kasan_check_read+0x11/0x20
[  282.832857]  ? __run_timers+0x7da/0xc70
[  282.836828]  ? trace_hardirqs_off_caller+0x310/0x310
[  282.841932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.846163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.850393]  __run_timers+0x7e5/0xc70
[  282.854195]  ? timer_fixup_init+0x70/0x70
[  282.858337]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.863344]  ? zap_class+0x640/0x640
[  282.867057]  ? print_usage_bug+0xc0/0xc0
[  282.871113]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.876300]  ? find_held_lock+0x36/0x1c0
[  282.880357]  ? zap_class+0x640/0x640
[  282.884076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.889608]  ? check_preemption_disabled+0x48/0x280
[  282.894633]  ? __lock_is_held+0xb5/0x140
[  282.898692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.904221]  ? check_preemption_disabled+0x48/0x280
[  282.909235]  run_timer_softirq+0x52/0xb0
[  282.913288]  ? rcu_read_lock_sched_held+0x14f/0x180
[  282.918301]  __do_softirq+0x308/0xb7e
[  282.922098]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  282.926589]  ? lock_downgrade+0x900/0x900
[  282.930758]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  282.935865]  ? pvclock_read_flags+0x160/0x160
[  282.940358]  ? lapic_next_event+0x5a/0x90
[  282.944509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.950043]  ? kvm_clock_read+0x18/0x30
[  282.954012]  ? kvm_sched_clock_read+0x9/0x20
[  282.958420]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.963954]  ? check_preemption_disabled+0x48/0x280
[  282.968973]  irq_exit+0x17f/0x1c0
[  282.972423]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.977266]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.983144]  ? interrupt_entry+0xb5/0xc0
[  282.987203]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.992215]  ? trace_hardirqs_off_caller+0xbb/0x310
[  282.997224]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.002060]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.007069]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.012075]  ? task_prio+0x50/0x50
[  283.015609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.021146]  ? check_preemption_disabled+0x48/0x280
[  283.026160]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.031002]  apic_timer_interrupt+0xf/0x20
[  283.035222]  </IRQ>
[  283.037451] RIP: 0010:write_comp_data+0x1b/0x70
[  283.042135] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  283.061027] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  283.068732] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  283.075994] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  283.083255] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  283.090514] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  283.097785] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  283.105058]  ? do_shrink_slab+0x1c5/0xd30
[  283.109209]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.114564]  do_shrink_slab+0x1c5/0xd30
[  283.118537]  ? lock_acquire+0x1ed/0x520
[  283.122511]  ? snapshot_refaults+0x290/0x290
[  283.126915]  ? lock_release+0xa00/0xa00
[  283.130890]  ? perf_trace_sched_process_exec+0x860/0x860
[  283.136341]  ? down_read_trylock+0xda/0x140
[  283.140774]  ? shrink_slab+0x207/0x8c0
[  283.144655]  ? downgrade_write+0x270/0x270
[  283.148890]  shrink_slab+0x389/0x8c0
[  283.152598]  ? shrink_active_list+0x1f00/0x1f00
[  283.157271]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  283.162891]  ? kasan_check_read+0x11/0x20
[  283.167034]  ? do_raw_spin_unlock+0xa7/0x330
[  283.171438]  ? ___preempt_schedule+0x16/0x18
[  283.175843]  ? _raw_spin_unlock+0x3f/0x50
[  283.179992]  shrink_node+0x431/0x16b0
[  283.183786]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  283.189081]  ? shrink_node_memcg+0x18f0/0x18f0
[  283.193658]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  283.198238]  ? trace_hardirqs_on+0xbd/0x310
[  283.202550]  ? vmpressure+0x271/0x340
[  283.206354]  ? do_raw_spin_trylock+0x270/0x270
[  283.210936]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  283.216470]  ? __cpuset_node_allowed+0x19b/0x660
[  283.221220]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  283.226926]  ? vmpressure+0x1a2/0x340
[  283.230727]  do_try_to_free_pages+0x3e7/0x1290
[  283.235301]  ? zap_class+0x640/0x640
[  283.239028]  ? shrink_node+0x16b0/0x16b0
[  283.243082]  ? __lock_is_held+0xb5/0x140
[  283.247150]  try_to_free_pages+0x4d0/0xb90
[  283.251381]  ? do_try_to_free_pages+0x1290/0x1290
[  283.256227]  ? lock_acquire+0x1ed/0x520
[  283.260194]  ? set_page_refcounted+0x280/0x280
[  283.264775]  ? lock_release+0xa00/0xa00
[  283.268741]  ? _raw_spin_unlock_irq+0x60/0x80
[  283.273230]  ? psi_memstall_enter+0x240/0x2b0
[  283.277720]  ? psi_memstall_tick+0x230/0x230
[  283.282135]  __alloc_pages_slowpath+0xa14/0x2e10
[  283.286907]  ? warn_alloc+0x120/0x120
[  283.290704]  ? mark_held_locks+0x130/0x130
[  283.294939]  ? find_get_entry+0xaae/0x1120
[  283.299176]  ? filemap_map_pages+0x1a20/0x1a20
[  283.303753]  ? zap_class+0x640/0x640
[  283.307462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.312991]  ? check_preemption_disabled+0x48/0x280
[  283.317999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.323530]  ? should_fail+0x22d/0xd01
[  283.327416]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.332528]  ? zap_class+0x640/0x640
[  283.336272]  ? __lock_is_held+0xb5/0x140
[  283.340341]  ? mark_held_locks+0x130/0x130
[  283.344572]  ? lock_release+0xa00/0xa00
[  283.348546]  ? perf_trace_sched_process_exec+0x860/0x860
[  283.353987]  ? xa_load+0x2ba/0x460
[  283.357543]  ? lock_downgrade+0x900/0x900
[  283.361687]  ? __might_sleep+0x95/0x190
[  283.365689]  __alloc_pages_nodemask+0xa80/0xde0
[  283.370360]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  283.375399]  ? __page_cache_alloc+0x191/0x5c0
[  283.379886]  ? xa_load+0x2e1/0x460
[  283.383418]  ? xa_clear_mark+0x40/0x40
[  283.387298]  ? zap_class+0x640/0x640
[  283.391015]  ? zap_class+0x640/0x640
[  283.394721]  ? zap_class+0x640/0x640
[  283.398427]  ? __do_page_cache_readahead+0x663/0x810
[  283.403531]  ? find_held_lock+0x36/0x1c0
[  283.407593]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  283.413134]  alloc_pages_current+0x173/0x350
[  283.417541]  __page_cache_alloc+0x38c/0x5c0
[  283.421851]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  283.426777]  ? kasan_check_read+0x11/0x20
[  283.430916]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  283.436187]  ? generic_perform_write+0x6a0/0x6a0
[  283.440941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.446472]  ? check_preemption_disabled+0x48/0x280
[  283.451486]  filemap_fault+0x1595/0x25f0
[  283.455551]  ? __lock_page_or_retry+0xa00/0xa00
[  283.460224]  ? mark_held_locks+0x130/0x130
[  283.464459]  ? filemap_map_pages+0xd6b/0x1a20
[  283.469034]  ? lock_downgrade+0x900/0x900
[  283.473174]  ? check_preemption_disabled+0x48/0x280
[  283.478185]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  283.483110]  ? kasan_check_read+0x11/0x20
[  283.487248]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  283.492519]  ? rcu_softirq_qs+0x20/0x20
[  283.496501]  ? filemap_map_pages+0xd92/0x1a20
[  283.500995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.506533]  ? find_get_entries_tag+0x1400/0x1400
[  283.511373]  ? __lock_acquire+0x62f/0x4c20
[  283.515613]  ? lock_acquire+0x1ed/0x520
[  283.519587]  ? ext4_filemap_fault+0x7a/0xad
[  283.523910]  ? lock_release+0xa00/0xa00
[  283.527888]  ? perf_trace_sched_process_exec+0x860/0x860
[  283.533335]  ? print_usage_bug+0xc0/0xc0
[  283.537391]  ? print_usage_bug+0xc0/0xc0
[  283.541454]  ? down_read+0x8d/0x120
[  283.545072]  ? ext4_filemap_fault+0x7a/0xad
[  283.549386]  ? __down_interruptible+0x700/0x700
[  283.554059]  ext4_filemap_fault+0x82/0xad
[  283.558206]  __do_fault+0x100/0x6b0
[  283.561831]  ? pmd_devmap_trans_unstable+0x220/0x220
[  283.566933]  ? mark_held_locks+0x130/0x130
[  283.571167]  ? mark_held_locks+0x130/0x130
[  283.575394]  ? find_held_lock+0x36/0x1c0
[  283.579452]  ? find_held_lock+0x36/0x1c0
[  283.583512]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.589051]  __handle_mm_fault+0x3ea0/0x5be0
[  283.593454]  ? poll_select_copy_remaining+0x18c/0x6a0
[  283.598645]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  283.603485]  ? __might_fault+0x12b/0x1e0
[  283.607546]  ? lock_downgrade+0x900/0x900
[  283.611699]  ? zap_class+0x640/0x640
[  283.615405]  ? zap_class+0x640/0x640
[  283.619118]  ? find_held_lock+0x36/0x1c0
[  283.623182]  ? handle_mm_fault+0x42a/0xc70
[  283.627411]  ? lock_downgrade+0x900/0x900
[  283.631551]  ? check_preemption_disabled+0x48/0x280
[  283.636570]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  283.641491]  ? kasan_check_read+0x11/0x20
[  283.645630]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  283.650903]  ? rcu_softirq_qs+0x20/0x20
[  283.654875]  ? trace_hardirqs_off_caller+0x310/0x310
[  283.659973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.665502]  ? check_preemption_disabled+0x48/0x280
[  283.670518]  handle_mm_fault+0x54f/0xc70
[  283.674578]  ? __handle_mm_fault+0x5be0/0x5be0
[  283.679156]  ? find_vma+0x34/0x190
[  283.682697]  __do_page_fault+0x5e8/0xe60
[  283.686749]  ? trace_hardirqs_off+0xb8/0x310
[  283.691172]  do_page_fault+0xf2/0x7e0
[  283.694968]  ? vmalloc_sync_all+0x30/0x30
[  283.699109]  ? error_entry+0x70/0xd0
[  283.702826]  ? trace_hardirqs_off_caller+0xbb/0x310
[  283.707833]  ? trace_hardirqs_on_caller+0xc0/0x310
[  283.712754]  ? syscall_return_slowpath+0x5e0/0x5e0
[  283.717675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.722515]  ? trace_hardirqs_on_caller+0x310/0x310
[  283.727526]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.732975]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  283.737995]  ? prepare_exit_to_usermode+0x291/0x3b0
[  283.743003]  ? page_fault+0x8/0x30
[  283.746538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.751385]  ? page_fault+0x8/0x30
[  283.754928]  page_fault+0x1e/0x30
[  283.758375] RIP: 0033:0x7f30b3a05dd3
[  283.762091] Code: Bad RIP value.
[  283.765445] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  283.770798] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  283.778062] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  283.785326] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  283.792585] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  283.799849] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  283.807125] warn_alloc_show_mem: 1 callbacks suppressed
[  283.807134] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  283.807136] Mem-Info:
[  283.807165] active_anon:48525 inactive_anon:197 isolated_anon:0
[  283.807165]  active_file:12 inactive_file:12 isolated_file:0
[  283.807165]  unevictable:0 dirty:0 writeback:0 unstable:0
[  283.807165]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  283.807165]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  283.807165]  free:13677 free_pcp:357 free_cma:0
[  283.812501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  283.819685] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  283.822076] Call Trace:
[  283.854930] 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
[  283.864266]  <IRQ>
[  283.891739] lowmem_reserve[]: 0 2818 6321 6321
[  283.894320]  dump_stack+0x244/0x39d
[  283.920395] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  283.922536]  ? dump_stack_print_info.cold.1+0x20/0x20
[  283.927089] lowmem_reserve[]: 0 0 3503 3503
[  283.930714]  warn_alloc.cold.116+0xb7/0x1bd
[  283.958258] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  283.963451]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  283.967740] lowmem_reserve[]: 0 0 0 0
[  283.972063]  ? lock_downgrade+0x900/0x900
[  284.001014] 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
[  284.005853]  ? trace_hardirqs_off+0xb8/0x310
[  284.009614] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  284.013764]  ? trace_hardirqs_off+0xb8/0x310
[  284.027251] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  284.031668]  __alloc_pages_slowpath+0x26e8/0x2e10
[  284.046985] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  284.051399]  ? warn_alloc+0x120/0x120
[  284.065920] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  284.070741]  ? print_usage_bug+0xc0/0xc0
[  284.079631] 268 total pagecache pages
[  284.083418]  ? warn_alloc+0x120/0x120
[  284.091973] 0 pages in swap cache
[  284.096015]  ? warn_alloc+0x120/0x120
[  284.099791] Swap cache stats: add 0, delete 0, find 0/0
[  284.103575]  ? print_usage_bug+0xc0/0xc0
[  284.106998] Free swap  = 0kB
[  284.110785]  ? kvm_clock_read+0x18/0x30
[  284.116117] Total swap = 0kB
[  284.120159]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  284.123149] 1965979 pages RAM
[  284.127107]  ? print_usage_bug+0xc0/0xc0
[  284.130093] 0 pages HighMem/MovableOnly
[  284.135095]  ? __lock_acquire+0x62f/0x4c20
[  284.138172] 342853 pages reserved
[  284.142230]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.146181] 0 pages cma reserved
[  284.150402]  ? should_fail+0x22d/0xd01
[  284.153965] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.159432]  ? __lock_acquire+0x62f/0x4c20
[  284.159449]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.159464]  ? __lock_acquire+0x62f/0x4c20
[  284.162853] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.166677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.173137] init cpuset=/ mems_allowed=0
[  284.177359]  ? __lock_acquire+0x62f/0x4c20
[  284.209692]  ? should_fail+0x22d/0xd01
[  284.213586]  ? mark_held_locks+0x130/0x130
[  284.217817]  ? mark_held_locks+0x130/0x130
[  284.222050]  ? mark_held_locks+0xc7/0x130
[  284.226194]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  284.231207]  ? zap_class+0x640/0x640
[  284.234914]  ? print_usage_bug+0xc0/0xc0
[  284.238973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.244520]  ? check_preemption_disabled+0x48/0x280
[  284.249537]  ? __lock_is_held+0xb5/0x140
[  284.253598]  __alloc_pages_nodemask+0xa80/0xde0
[  284.258267]  ? zap_class+0x640/0x640
[  284.261979]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  284.267005]  ? find_held_lock+0x36/0x1c0
[  284.271073]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.275741]  ? lock_downgrade+0x900/0x900
[  284.279974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.285508]  cache_grow_begin+0xa5/0x8c0
[  284.289562]  ? do_raw_spin_unlock+0xa7/0x330
[  284.293967]  fallback_alloc+0x204/0x2e0
[  284.297943]  ____cache_alloc_node+0x1c7/0x1e0
[  284.302432]  kmem_cache_alloc_node+0xe3/0x730
[  284.306921]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.311158]  __alloc_skb+0x119/0x770
[  284.314865]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  284.320137]  ? netdev_alloc_frag+0x1f0/0x1f0
[  284.324541]  ? lock_downgrade+0x900/0x900
[  284.328687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.334218]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.339670]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.345116]  ? addrconf_rs_timer+0x690/0x690
[  284.349529]  ndisc_alloc_skb+0x144/0x340
[  284.354025]  ndisc_send_rs+0x331/0x6e0
[  284.357908]  addrconf_rs_timer+0x314/0x690
[  284.362139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.366374]  call_timer_fn+0x272/0x920
[  284.370377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.374622]  ? process_timeout+0x40/0x40
[  284.378694]  ? __run_timers+0x7da/0xc70
[  284.382660]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.387267]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.391753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.395979]  ? lockdep_hardirqs_on+0x296/0x5b0
[  284.400559]  ? trace_hardirqs_on+0xbd/0x310
[  284.404874]  ? kasan_check_read+0x11/0x20
[  284.409018]  ? __run_timers+0x7da/0xc70
[  284.412985]  ? trace_hardirqs_off_caller+0x310/0x310
[  284.418096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.422321]  __run_timers+0x7e5/0xc70
[  284.426124]  ? timer_fixup_init+0x70/0x70
[  284.430275]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.435283]  ? zap_class+0x640/0x640
[  284.438998]  ? enqueue_hrtimer+0x1a5/0x560
[  284.443231]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.448427]  ? find_held_lock+0x36/0x1c0
[  284.452484]  ? zap_class+0x640/0x640
[  284.456194]  ? pvclock_read_flags+0x160/0x160
[  284.460702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.466241]  ? check_preemption_disabled+0x48/0x280
[  284.471291]  ? __lock_is_held+0xb5/0x140
[  284.475346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.480877]  ? check_preemption_disabled+0x48/0x280
[  284.485895]  run_timer_softirq+0x52/0xb0
[  284.489949]  ? rcu_read_lock_sched_held+0x14f/0x180
[  284.494971]  __do_softirq+0x308/0xb7e
[  284.498771]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  284.503260]  ? lock_downgrade+0x900/0x900
[  284.507409]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  284.512512]  ? pvclock_read_flags+0x160/0x160
[  284.517006]  ? lapic_next_event+0x5a/0x90
[  284.521152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.526683]  ? kvm_clock_read+0x18/0x30
[  284.530652]  ? kvm_sched_clock_read+0x9/0x20
[  284.535059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.540592]  ? check_preemption_disabled+0x48/0x280
[  284.545607]  irq_exit+0x17f/0x1c0
[  284.549053]  smp_apic_timer_interrupt+0x1cb/0x760
[  284.553888]  ? smp_reschedule_interrupt+0x109/0x650
[  284.558928]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.564806]  ? interrupt_entry+0xb5/0xc0
[  284.568861]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.573868]  ? trace_hardirqs_off_caller+0xbb/0x310
[  284.578878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.583969]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.588979]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.593996]  ? task_prio+0x50/0x50
[  284.597534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.603069]  ? check_preemption_disabled+0x48/0x280
[  284.608083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.612925]  apic_timer_interrupt+0xf/0x20
[  284.617151]  </IRQ>
[  284.619384] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  284.624313] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  284.643204] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  284.650910] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  284.658170] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  284.665434] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  284.672696] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  284.679958] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  284.687263]  skb_clone+0x1bb/0x500
[  284.690798]  ? finish_task_switch+0x2f4/0x910
[  284.695290]  ? skb_split+0x11e0/0x11e0
[  284.699172]  ? preempt_notifier_register+0x200/0x200
[  284.704271]  ? __switch_to_asm+0x34/0x70
[  284.708324]  ? __switch_to_asm+0x34/0x70
[  284.712378]  ? __switch_to_asm+0x40/0x70
[  284.716429]  ? __switch_to_asm+0x34/0x70
[  284.720483]  ? __switch_to_asm+0x40/0x70
[  284.724538]  ? __switch_to_asm+0x34/0x70
[  284.728588]  ? __switch_to_asm+0x40/0x70
[  284.732655]  ? __switch_to_asm+0x34/0x70
[  284.736707]  ? __switch_to_asm+0x34/0x70
[  284.740772]  ? __switch_to_asm+0x40/0x70
[  284.744823]  ? __switch_to_asm+0x34/0x70
[  284.748880]  bpf_clone_redirect+0xb9/0x490
[  284.753607]  ? __schedule+0x8d7/0x21d0
[  284.757493]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  284.762504]  ? __sched_text_start+0x8/0x8
[  284.766645]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.771405]  ? find_held_lock+0x36/0x1c0
[  284.775468]  ? lock_acquire+0x1ed/0x520
[  284.779435]  ? bpf_test_run+0x3cb/0x780
[  284.783407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.788942]  ? check_preemption_disabled+0x48/0x280
[  284.793969]  ? kasan_check_read+0x11/0x20
[  284.798114]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  284.803383]  ? rcu_softirq_qs+0x20/0x20
[  284.807355]  ? preempt_schedule+0x4d/0x60
[  284.811497]  ? ___preempt_schedule+0x16/0x18
[  284.815904]  ? bpf_test_run+0x25d/0x780
[  284.819880]  ? netlink_diag_dump+0x2a0/0x2a0
[  284.824283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.829816]  ? bpf_test_init.isra.10+0x70/0x100
[  284.834482]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  284.839246]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  284.844084]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  284.849612]  ? fput+0x130/0x1a0
[  284.852885]  ? __bpf_prog_get+0x9b/0x290
[  284.856946]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  284.861784]  ? bpf_prog_test_run+0x130/0x1a0
[  284.866190]  ? __x64_sys_bpf+0x3d8/0x520
[  284.870251]  ? bpf_prog_get+0x20/0x20
[  284.874062]  ? do_syscall_64+0x1b9/0x820
[  284.878120]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  284.883478]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.888399]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.893240]  ? trace_hardirqs_on_caller+0x310/0x310
[  284.898254]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  284.903266]  ? prepare_exit_to_usermode+0x291/0x3b0
[  284.908286]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.913128]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.918506] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  284.918565] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.924643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.924650] Call Trace:
[  284.931206] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.940458]  <IRQ>
[  284.943022] syz-executor5 cpuset=syz5 mems_allowed=0
[  284.953492]  dump_stack+0x244/0x39d
[  284.964325]  ? dump_stack_print_info.cold.1+0x20/0x20
[  284.969522]  warn_alloc.cold.116+0xb7/0x1bd
[  284.973843]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.978688]  ? lock_downgrade+0x900/0x900
[  284.982835]  ? trace_hardirqs_off+0xb8/0x310
[  284.987242]  ? trace_hardirqs_off+0xb8/0x310
[  284.991655]  __alloc_pages_slowpath+0x26e8/0x2e10
[  284.996513]  ? warn_alloc+0x120/0x120
[  285.000313]  ? print_usage_bug+0xc0/0xc0
[  285.004370]  ? warn_alloc+0x120/0x120
[  285.008169]  ? warn_alloc+0x120/0x120
[  285.011971]  ? print_usage_bug+0xc0/0xc0
[  285.016030]  ? print_usage_bug+0xc0/0xc0
[  285.020086]  ? __lock_acquire+0x62f/0x4c20
[  285.024324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.029853]  ? should_fail+0x22d/0xd01
[  285.033736]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.038833]  ? __lock_acquire+0x62f/0x4c20
[  285.043067]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.048164]  ? __lock_acquire+0x62f/0x4c20
[  285.052401]  ? should_fail+0x22d/0xd01
[  285.056301]  ? find_held_lock+0x36/0x1c0
[  285.060362]  ? mark_held_locks+0x130/0x130
[  285.064597]  ? mark_held_locks+0x130/0x130
[  285.068823]  ? zap_class+0x640/0x640
[  285.072529]  ? zap_class+0x640/0x640
[  285.076241]  ? print_usage_bug+0xc0/0xc0
[  285.080293]  ? do_raw_spin_unlock+0xa7/0x330
[  285.084697]  ? zap_class+0x640/0x640
[  285.088403]  ? print_usage_bug+0xc0/0xc0
[  285.092462]  ? wq_watchdog_touch+0x9c/0xfe
[  285.096692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.102224]  ? check_preemption_disabled+0x48/0x280
[  285.107240]  ? __lock_is_held+0xb5/0x140
[  285.111303]  __alloc_pages_nodemask+0xa80/0xde0
[  285.115965]  ? zap_class+0x640/0x640
[  285.119679]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  285.124716]  ? find_held_lock+0x36/0x1c0
[  285.128779]  ? ____cache_alloc_node+0x1c7/0x1e0
[  285.133448]  ? lock_downgrade+0x900/0x900
[  285.137596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.143128]  cache_grow_begin+0xa5/0x8c0
[  285.147188]  ? do_raw_spin_unlock+0xa7/0x330
[  285.151612]  fallback_alloc+0x204/0x2e0
[  285.155587]  ____cache_alloc_node+0x1c7/0x1e0
[  285.160083]  kmem_cache_alloc_node+0xe3/0x730
[  285.164573]  ? ipv6_get_ifaddr+0x42e/0x620
[  285.168811]  __alloc_skb+0x119/0x770
[  285.172629]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.177903]  ? netdev_alloc_frag+0x1f0/0x1f0
[  285.182303]  ? lock_downgrade+0x900/0x900
[  285.186457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.191986]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.197441]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.202887]  ? addrconf_rs_timer+0x690/0x690
[  285.207302]  ndisc_alloc_skb+0x144/0x340
[  285.211359]  ndisc_send_rs+0x331/0x6e0
[  285.215242]  addrconf_rs_timer+0x314/0x690
[  285.219477]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.223717]  call_timer_fn+0x272/0x920
[  285.227599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.231830]  ? process_timeout+0x40/0x40
[  285.235893]  ? mark_held_locks+0xc7/0x130
[  285.240039]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.244526]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.249016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.253248]  ? lockdep_hardirqs_on+0x296/0x5b0
[  285.257822]  ? trace_hardirqs_on+0xbd/0x310
[  285.262141]  ? kasan_check_read+0x11/0x20
[  285.266286]  ? __run_timers+0x7da/0xc70
[  285.270256]  ? trace_hardirqs_off_caller+0x310/0x310
[  285.275357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.279594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.283823]  __run_timers+0x7e5/0xc70
[  285.287625]  ? timer_fixup_init+0x70/0x70
[  285.291768]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.296777]  ? zap_class+0x640/0x640
[  285.300488]  ? print_usage_bug+0xc0/0xc0
[  285.304549]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.309737]  ? find_held_lock+0x36/0x1c0
[  285.313798]  ? zap_class+0x640/0x640
[  285.317514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.323048]  ? check_preemption_disabled+0x48/0x280
[  285.328069]  ? __lock_is_held+0xb5/0x140
[  285.332126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.337667]  ? check_preemption_disabled+0x48/0x280
[  285.342679]  run_timer_softirq+0x52/0xb0
[  285.346734]  ? rcu_read_lock_sched_held+0x14f/0x180
[  285.351747]  __do_softirq+0x308/0xb7e
[  285.355541]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  285.360026]  ? lock_downgrade+0x900/0x900
[  285.364178]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  285.369280]  ? pvclock_read_flags+0x160/0x160
[  285.373769]  ? lapic_next_event+0x5a/0x90
[  285.377914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.383452]  ? kvm_clock_read+0x18/0x30
[  285.387423]  ? kvm_sched_clock_read+0x9/0x20
[  285.391825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.397370]  ? check_preemption_disabled+0x48/0x280
[  285.402390]  irq_exit+0x17f/0x1c0
[  285.405839]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.410680]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.416555]  ? interrupt_entry+0xb5/0xc0
[  285.420617]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.425627]  ? trace_hardirqs_off_caller+0xbb/0x310
[  285.430635]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.435474]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.440484]  ? trace_hardirqs_on_caller+0x310/0x310
[  285.445492]  ? task_prio+0x50/0x50
[  285.449030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.454564]  ? check_preemption_disabled+0x48/0x280
[  285.459578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.464425]  apic_timer_interrupt+0xf/0x20
[  285.468647]  </IRQ>
[  285.470883] RIP: 0010:write_comp_data+0x1b/0x70
[  285.475545] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  285.494436] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  285.502157] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  285.509422] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  285.516685] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  285.523945] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  285.531205] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  285.538484]  ? do_shrink_slab+0x1c5/0xd30
[  285.542632]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.547990]  do_shrink_slab+0x1c5/0xd30
[  285.551967]  ? lock_acquire+0x1ed/0x520
[  285.555943]  ? snapshot_refaults+0x290/0x290
[  285.560347]  ? lock_release+0xa00/0xa00
[  285.564318]  ? perf_trace_sched_process_exec+0x860/0x860
[  285.569772]  ? down_read_trylock+0xda/0x140
[  285.574083]  ? shrink_slab+0x207/0x8c0
[  285.577962]  ? downgrade_write+0x270/0x270
[  285.582201]  shrink_slab+0x389/0x8c0
[  285.585911]  ? shrink_active_list+0x1f00/0x1f00
[  285.590582]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  285.596203]  ? kasan_check_read+0x11/0x20
[  285.600345]  ? do_raw_spin_unlock+0xa7/0x330
[  285.604749]  ? ___preempt_schedule+0x16/0x18
[  285.609163]  ? _raw_spin_unlock+0x3f/0x50
[  285.613311]  shrink_node+0x431/0x16b0
[  285.617105]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  285.622405]  ? shrink_node_memcg+0x18f0/0x18f0
[  285.626980]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  285.631556]  ? trace_hardirqs_on+0xbd/0x310
[  285.635867]  ? vmpressure+0x271/0x340
[  285.639663]  ? do_raw_spin_trylock+0x270/0x270
[  285.644244]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  285.649775]  ? __cpuset_node_allowed+0x19b/0x660
[  285.654524]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  285.660229]  ? vmpressure+0x1a2/0x340
[  285.664030]  do_try_to_free_pages+0x3e7/0x1290
[  285.668601]  ? zap_class+0x640/0x640
[  285.672325]  ? shrink_node+0x16b0/0x16b0
[  285.676377]  ? __lock_is_held+0xb5/0x140
[  285.680446]  try_to_free_pages+0x4d0/0xb90
[  285.684681]  ? do_try_to_free_pages+0x1290/0x1290
[  285.689527]  ? lock_acquire+0x1ed/0x520
[  285.693500]  ? set_page_refcounted+0x280/0x280
[  285.698084]  ? lock_release+0xa00/0xa00
[  285.702054]  ? _raw_spin_unlock_irq+0x60/0x80
[  285.706548]  ? psi_memstall_enter+0x240/0x2b0
[  285.711035]  ? psi_memstall_tick+0x230/0x230
[  285.715449]  __alloc_pages_slowpath+0xa14/0x2e10
[  285.720311]  ? warn_alloc+0x120/0x120
[  285.724103]  ? mark_held_locks+0x130/0x130
[  285.728350]  ? find_get_entry+0xaae/0x1120
[  285.732586]  ? filemap_map_pages+0x1a20/0x1a20
[  285.737165]  ? zap_class+0x640/0x640
[  285.740881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.746414]  ? check_preemption_disabled+0x48/0x280
[  285.751423]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.756955]  ? should_fail+0x22d/0xd01
[  285.760840]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.765936]  ? zap_class+0x640/0x640
[  285.769672]  ? __lock_is_held+0xb5/0x140
[  285.773732]  ? mark_held_locks+0x130/0x130
[  285.777963]  ? lock_release+0xa00/0xa00
[  285.781931]  ? perf_trace_sched_process_exec+0x860/0x860
[  285.787383]  ? xa_load+0x2ba/0x460
[  285.790919]  ? lock_downgrade+0x900/0x900
[  285.795068]  ? __might_sleep+0x95/0x190
[  285.799043]  __alloc_pages_nodemask+0xa80/0xde0
[  285.803709]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  285.808719]  ? __page_cache_alloc+0x191/0x5c0
[  285.813209]  ? xa_load+0x2e1/0x460
[  285.816746]  ? xa_clear_mark+0x40/0x40
[  285.820626]  ? zap_class+0x640/0x640
[  285.824339]  ? zap_class+0x640/0x640
[  285.828045]  ? zap_class+0x640/0x640
[  285.831751]  ? __do_page_cache_readahead+0x663/0x810
[  285.836855]  ? find_held_lock+0x36/0x1c0
[  285.840920]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  285.846458]  alloc_pages_current+0x173/0x350
[  285.850862]  __page_cache_alloc+0x38c/0x5c0
[  285.855177]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.860098]  ? kasan_check_read+0x11/0x20
[  285.864331]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.869606]  ? generic_perform_write+0x6a0/0x6a0
[  285.874356]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.879890]  ? check_preemption_disabled+0x48/0x280
[  285.884910]  filemap_fault+0x1595/0x25f0
[  285.888975]  ? __lock_page_or_retry+0xa00/0xa00
[  285.893643]  ? mark_held_locks+0x130/0x130
[  285.897882]  ? filemap_map_pages+0xd6b/0x1a20
[  285.902383]  ? lock_downgrade+0x900/0x900
[  285.906522]  ? check_preemption_disabled+0x48/0x280
[  285.911553]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  285.916473]  ? kasan_check_read+0x11/0x20
[  285.920617]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  285.925887]  ? rcu_softirq_qs+0x20/0x20
[  285.929865]  ? filemap_map_pages+0xd92/0x1a20
[  285.934358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.939897]  ? find_get_entries_tag+0x1400/0x1400
[  285.944750]  ? __lock_acquire+0x62f/0x4c20
[  285.948988]  ? lock_acquire+0x1ed/0x520
[  285.952968]  ? ext4_filemap_fault+0x7a/0xad
[  285.957291]  ? lock_release+0xa00/0xa00
[  285.961260]  ? perf_trace_sched_process_exec+0x860/0x860
[  285.966703]  ? print_usage_bug+0xc0/0xc0
[  285.970770]  ? print_usage_bug+0xc0/0xc0
[  285.974834]  ? down_read+0x8d/0x120
[  285.978452]  ? ext4_filemap_fault+0x7a/0xad
[  285.982769]  ? __down_interruptible+0x700/0x700
[  285.987439]  ext4_filemap_fault+0x82/0xad
[  285.991594]  __do_fault+0x100/0x6b0
[  285.995218]  ? pmd_devmap_trans_unstable+0x220/0x220
[  286.000317]  ? mark_held_locks+0x130/0x130
[  286.004546]  ? mark_held_locks+0x130/0x130
[  286.008771]  ? find_held_lock+0x36/0x1c0
[  286.012829]  ? find_held_lock+0x36/0x1c0
[  286.016884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.022417]  __handle_mm_fault+0x3ea0/0x5be0
[  286.026838]  ? poll_select_copy_remaining+0x18c/0x6a0
[  286.032041]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  286.036896]  ? __might_fault+0x12b/0x1e0
[  286.040955]  ? lock_downgrade+0x900/0x900
[  286.045116]  ? zap_class+0x640/0x640
[  286.048822]  ? zap_class+0x640/0x640
[  286.052533]  ? find_held_lock+0x36/0x1c0
[  286.056600]  ? handle_mm_fault+0x42a/0xc70
[  286.060830]  ? lock_downgrade+0x900/0x900
[  286.064976]  ? check_preemption_disabled+0x48/0x280
[  286.069987]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  286.074908]  ? kasan_check_read+0x11/0x20
[  286.079049]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.084323]  ? rcu_softirq_qs+0x20/0x20
[  286.088294]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.093393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.098928]  ? check_preemption_disabled+0x48/0x280
[  286.103941]  handle_mm_fault+0x54f/0xc70
[  286.107997]  ? __handle_mm_fault+0x5be0/0x5be0
[  286.112577]  ? find_vma+0x34/0x190
[  286.116122]  __do_page_fault+0x5e8/0xe60
[  286.120178]  ? trace_hardirqs_off+0xb8/0x310
[  286.124589]  do_page_fault+0xf2/0x7e0
[  286.128386]  ? vmalloc_sync_all+0x30/0x30
[  286.132531]  ? error_entry+0x70/0xd0
[  286.136238]  ? trace_hardirqs_off_caller+0xbb/0x310
[  286.141248]  ? trace_hardirqs_on_caller+0xc0/0x310
[  286.146170]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.151101]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.156038]  ? trace_hardirqs_on_caller+0x310/0x310
[  286.161045]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.166492]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  286.171504]  ? prepare_exit_to_usermode+0x291/0x3b0
[  286.176512]  ? page_fault+0x8/0x30
[  286.180053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.184895]  ? page_fault+0x8/0x30
[  286.188430]  page_fault+0x1e/0x30
[  286.191875] RIP: 0033:0x7f30b3a05dd3
[  286.195592] Code: Bad RIP value.
[  286.198949] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  286.204303] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  286.211562] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  286.218821] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  286.226095] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  286.233358] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  286.240738] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  286.240742] warn_alloc_show_mem: 1 callbacks suppressed
[  286.240748] Mem-Info:
[  286.247925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.253286] active_anon:48525 inactive_anon:197 isolated_anon:0
[  286.253286]  active_file:12 inactive_file:12 isolated_file:0
[  286.253286]  unevictable:0 dirty:0 writeback:0 unstable:0
[  286.253286]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  286.253286]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  286.253286]  free:13677 free_pcp:357 free_cma:0
[  286.255655] Call Trace:
[  286.265027] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  286.297864]  <IRQ>
[  286.300427] 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
[  286.327914]  dump_stack+0x244/0x39d
[  286.330025] lowmem_reserve[]: 0 2818 6321 6321
[  286.356129]  ? dump_stack_print_info.cold.1+0x20/0x20
[  286.359725] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  286.364302]  warn_alloc.cold.116+0xb7/0x1bd
[  286.369450] lowmem_reserve[]: 0 0 3503 3503
[  286.397024]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.401312] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  286.405619]  ? lock_downgrade+0x900/0x900
[  286.410428] lowmem_reserve[]: 0 0 0 0
[  286.439519]  ? trace_hardirqs_off+0xb8/0x310
[  286.443643] 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
[  286.447438]  ? trace_hardirqs_off+0xb8/0x310
[  286.451816] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  286.465339]  __alloc_pages_slowpath+0x26e8/0x2e10
[  286.469720] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  286.485084]  ? warn_alloc+0x120/0x120
[  286.489880] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  286.504426]  ? print_usage_bug+0xc0/0xc0
[  286.508205] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  286.517121]  ? warn_alloc+0x120/0x120
[  286.521154] 268 total pagecache pages
[  286.529715]  ? warn_alloc+0x120/0x120
[  286.533491] 0 pages in swap cache
[  286.537271]  ? print_usage_bug+0xc0/0xc0
[  286.541045] Swap cache stats: add 0, delete 0, find 0/0
[  286.544486]  ? kvm_clock_read+0x18/0x30
[  286.548515] Free swap  = 0kB
[  286.553870]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  286.557822] Total swap = 0kB
[  286.560842]  ? print_usage_bug+0xc0/0xc0
[  286.565828] 1965979 pages RAM
[  286.568840]  ? __lock_acquire+0x62f/0x4c20
[  286.572873] 0 pages HighMem/MovableOnly
[  286.575967]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.580181] 342853 pages reserved
[  286.584446]  ? should_fail+0x22d/0xd01
[  286.590042] 0 pages cma reserved
[  286.593487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.597399] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  286.600697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.600711]  ? __lock_acquire+0x62f/0x4c20
[  286.600728]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.606044] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.612455]  ? __lock_acquire+0x62f/0x4c20
[  286.617527] init cpuset=/ mems_allowed=0
[  286.621748]  ? should_fail+0x22d/0xd01
[  286.648640]  ? rcu_irq_exit+0x1a2/0x390
[  286.652618]  ? mark_held_locks+0x130/0x130
[  286.656851]  ? mark_held_locks+0x130/0x130
[  286.661102]  ? mark_held_locks+0xc7/0x130
[  286.665245]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  286.670256]  ? zap_class+0x640/0x640
[  286.673977]  ? print_usage_bug+0xc0/0xc0
[  286.678036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.683577]  ? check_preemption_disabled+0x48/0x280
[  286.688593]  ? __lock_is_held+0xb5/0x140
[  286.692654]  __alloc_pages_nodemask+0xa80/0xde0
[  286.697319]  ? zap_class+0x640/0x640
[  286.701031]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  286.706067]  ? find_held_lock+0x36/0x1c0
[  286.710131]  ? ____cache_alloc_node+0x1c7/0x1e0
[  286.714802]  ? lock_downgrade+0x900/0x900
[  286.718952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.724485]  cache_grow_begin+0xa5/0x8c0
[  286.728541]  ? do_raw_spin_unlock+0xa7/0x330
[  286.732949]  fallback_alloc+0x204/0x2e0
[  286.736923]  ____cache_alloc_node+0x1c7/0x1e0
[  286.741416]  kmem_cache_alloc_node+0xe3/0x730
[  286.745908]  ? ipv6_get_ifaddr+0x42e/0x620
[  286.750670]  __alloc_skb+0x119/0x770
[  286.754380]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  286.759654]  ? netdev_alloc_frag+0x1f0/0x1f0
[  286.764069]  ? lock_downgrade+0x900/0x900
[  286.768220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.773752]  ? refcount_sub_and_test_checked+0x203/0x310
[  286.779199]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  286.784643]  ? addrconf_rs_timer+0x690/0x690
[  286.789059]  ndisc_alloc_skb+0x144/0x340
[  286.793141]  ndisc_send_rs+0x331/0x6e0
[  286.797037]  addrconf_rs_timer+0x314/0x690
[  286.801274]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.805525]  call_timer_fn+0x272/0x920
[  286.809405]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.813638]  ? process_timeout+0x40/0x40
[  286.817715]  ? __run_timers+0x7da/0xc70
[  286.821684]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.826169]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.830656]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.834881]  ? lockdep_hardirqs_on+0x296/0x5b0
[  286.839457]  ? trace_hardirqs_on+0xbd/0x310
[  286.843772]  ? kasan_check_read+0x11/0x20
[  286.847918]  ? __run_timers+0x7da/0xc70
[  286.851885]  ? trace_hardirqs_off_caller+0x310/0x310
[  286.856989]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.861221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.865445]  __run_timers+0x7e5/0xc70
[  286.869247]  ? timer_fixup_init+0x70/0x70
[  286.873388]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.878400]  ? zap_class+0x640/0x640
[  286.882109]  ? enqueue_hrtimer+0x1a5/0x560
[  286.886343]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  286.891535]  ? find_held_lock+0x36/0x1c0
[  286.895595]  ? zap_class+0x640/0x640
[  286.899309]  ? pvclock_read_flags+0x160/0x160
[  286.903807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.909338]  ? check_preemption_disabled+0x48/0x280
[  286.914355]  ? __lock_is_held+0xb5/0x140
[  286.918408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.923938]  ? check_preemption_disabled+0x48/0x280
[  286.928960]  run_timer_softirq+0x52/0xb0
[  286.933013]  ? rcu_read_lock_sched_held+0x14f/0x180
[  286.938038]  __do_softirq+0x308/0xb7e
[  286.941835]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  286.946410]  ? lock_downgrade+0x900/0x900
[  286.950558]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  286.955661]  ? pvclock_read_flags+0x160/0x160
[  286.960151]  ? lapic_next_event+0x5a/0x90
[  286.964296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.969832]  ? kvm_clock_read+0x18/0x30
[  286.973803]  ? kvm_sched_clock_read+0x9/0x20
[  286.978207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.983737]  ? check_preemption_disabled+0x48/0x280
[  286.988758]  irq_exit+0x17f/0x1c0
[  286.992208]  smp_apic_timer_interrupt+0x1cb/0x760
[  286.997048]  ? smp_reschedule_interrupt+0x109/0x650
[  287.002064]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.007939]  ? interrupt_entry+0xb5/0xc0
[  287.011994]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.017017]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.022033]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.026869]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.031875]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.036888]  ? task_prio+0x50/0x50
[  287.040439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.045972]  ? check_preemption_disabled+0x48/0x280
[  287.050985]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.055837]  apic_timer_interrupt+0xf/0x20
[  287.060059]  </IRQ>
[  287.062310] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  287.067236] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  287.086231] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  287.093931] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  287.101192] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  287.108452] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  287.115712] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  287.122972] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  287.130272]  skb_clone+0x1bb/0x500
[  287.133808]  ? finish_task_switch+0x2f4/0x910
[  287.138297]  ? skb_split+0x11e0/0x11e0
[  287.142181]  ? preempt_notifier_register+0x200/0x200
[  287.147273]  ? __switch_to_asm+0x34/0x70
[  287.151326]  ? __switch_to_asm+0x34/0x70
[  287.155375]  ? __switch_to_asm+0x40/0x70
[  287.159430]  ? __switch_to_asm+0x34/0x70
[  287.163481]  ? __switch_to_asm+0x40/0x70
[  287.167531]  ? __switch_to_asm+0x34/0x70
[  287.171584]  ? __switch_to_asm+0x40/0x70
[  287.175636]  ? __switch_to_asm+0x34/0x70
[  287.179687]  ? __switch_to_asm+0x34/0x70
[  287.183738]  ? __switch_to_asm+0x40/0x70
[  287.187793]  ? __switch_to_asm+0x34/0x70
[  287.191851]  bpf_clone_redirect+0xb9/0x490
[  287.196082]  ? __schedule+0x8d7/0x21d0
[  287.199965]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  287.204980]  ? __sched_text_start+0x8/0x8
[  287.209126]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.213884]  ? find_held_lock+0x36/0x1c0
[  287.217946]  ? lock_acquire+0x1ed/0x520
[  287.221919]  ? bpf_test_run+0x3cb/0x780
[  287.225886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.231417]  ? check_preemption_disabled+0x48/0x280
[  287.236434]  ? kasan_check_read+0x11/0x20
[  287.240576]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  287.245846]  ? rcu_softirq_qs+0x20/0x20
[  287.249814]  ? preempt_schedule+0x4d/0x60
[  287.253956]  ? ___preempt_schedule+0x16/0x18
[  287.258367]  ? bpf_test_run+0x25d/0x780
[  287.262348]  ? netlink_diag_dump+0x2a0/0x2a0
[  287.266758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.272287]  ? bpf_test_init.isra.10+0x70/0x100
[  287.276958]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  287.281723]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  287.286565]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  287.292110]  ? fput+0x130/0x1a0
[  287.295381]  ? __bpf_prog_get+0x9b/0x290
[  287.299443]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  287.304275]  ? bpf_prog_test_run+0x130/0x1a0
[  287.308680]  ? __x64_sys_bpf+0x3d8/0x520
[  287.312734]  ? bpf_prog_get+0x20/0x20
[  287.316566]  ? do_syscall_64+0x1b9/0x820
[  287.320620]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  287.325981]  ? syscall_return_slowpath+0x5e0/0x5e0
[  287.330912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.335754]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.340768]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  287.345783]  ? prepare_exit_to_usermode+0x291/0x3b0
[  287.350799]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.355642]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  287.361019] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  287.361084] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.367157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.367164] Call Trace:
[  287.373710] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.382969]  <IRQ>
[  287.385539] syz-executor5 cpuset=syz5 mems_allowed=0
[  287.396018]  dump_stack+0x244/0x39d
[  287.406840]  ? dump_stack_print_info.cold.1+0x20/0x20
[  287.412034]  warn_alloc.cold.116+0xb7/0x1bd
[  287.416353]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.421190]  ? lock_downgrade+0x900/0x900
[  287.425340]  ? trace_hardirqs_off+0xb8/0x310
[  287.429751]  ? trace_hardirqs_off+0xb8/0x310
[  287.434168]  __alloc_pages_slowpath+0x26e8/0x2e10
[  287.439030]  ? warn_alloc+0x120/0x120
[  287.442824]  ? print_usage_bug+0xc0/0xc0
[  287.446879]  ? warn_alloc+0x120/0x120
[  287.450676]  ? warn_alloc+0x120/0x120
[  287.454475]  ? print_usage_bug+0xc0/0xc0
[  287.458534]  ? print_usage_bug+0xc0/0xc0
[  287.462588]  ? __lock_acquire+0x62f/0x4c20
[  287.466819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.472352]  ? should_fail+0x22d/0xd01
[  287.476241]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.481336]  ? __lock_acquire+0x62f/0x4c20
[  287.485568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.490661]  ? __lock_acquire+0x62f/0x4c20
[  287.494890]  ? should_fail+0x22d/0xd01
[  287.498780]  ? mark_held_locks+0x130/0x130
[  287.503014]  ? mark_held_locks+0x130/0x130
[  287.507257]  ? zap_class+0x640/0x640
[  287.510993]  ? zap_class+0x640/0x640
[  287.514705]  ? print_usage_bug+0xc0/0xc0
[  287.518757]  ? wq_watchdog_touch+0x9c/0xfe
[  287.522992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.528523]  ? check_preemption_disabled+0x48/0x280
[  287.533540]  ? __lock_is_held+0xb5/0x140
[  287.537598]  __alloc_pages_nodemask+0xa80/0xde0
[  287.542265]  ? zap_class+0x640/0x640
[  287.545992]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  287.551010]  ? find_held_lock+0x36/0x1c0
[  287.555071]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.559733]  ? lock_downgrade+0x900/0x900
[  287.563881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.569416]  cache_grow_begin+0xa5/0x8c0
[  287.573475]  ? do_raw_spin_unlock+0xa7/0x330
[  287.577886]  fallback_alloc+0x204/0x2e0
[  287.581861]  ____cache_alloc_node+0x1c7/0x1e0
[  287.586755]  kmem_cache_alloc_node+0xe3/0x730
[  287.591246]  ? ipv6_get_ifaddr+0x42e/0x620
[  287.595485]  __alloc_skb+0x119/0x770
[  287.599192]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  287.604467]  ? netdev_alloc_frag+0x1f0/0x1f0
[  287.608867]  ? lock_downgrade+0x900/0x900
[  287.613015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.618545]  ? refcount_sub_and_test_checked+0x203/0x310
[  287.623997]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  287.629446]  ? addrconf_rs_timer+0x690/0x690
[  287.633857]  ndisc_alloc_skb+0x144/0x340
[  287.637919]  ndisc_send_rs+0x331/0x6e0
[  287.641805]  addrconf_rs_timer+0x314/0x690
[  287.646041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.650277]  call_timer_fn+0x272/0x920
[  287.654157]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.658387]  ? process_timeout+0x40/0x40
[  287.662448]  ? mark_held_locks+0xc7/0x130
[  287.666589]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.671076]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.675565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.679796]  ? lockdep_hardirqs_on+0x296/0x5b0
[  287.684371]  ? trace_hardirqs_on+0xbd/0x310
[  287.688685]  ? kasan_check_read+0x11/0x20
[  287.692824]  ? __run_timers+0x7da/0xc70
[  287.696790]  ? trace_hardirqs_off_caller+0x310/0x310
[  287.701898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.706124]  __run_timers+0x7e5/0xc70
[  287.709927]  ? timer_fixup_init+0x70/0x70
[  287.714076]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.719085]  ? zap_class+0x640/0x640
[  287.722801]  ? print_usage_bug+0xc0/0xc0
[  287.726861]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.732051]  ? find_held_lock+0x36/0x1c0
[  287.736113]  ? zap_class+0x640/0x640
[  287.739823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.745366]  ? check_preemption_disabled+0x48/0x280
[  287.750394]  ? __lock_is_held+0xb5/0x140
[  287.754448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.759979]  ? check_preemption_disabled+0x48/0x280
[  287.764997]  run_timer_softirq+0x52/0xb0
[  287.769055]  ? rcu_read_lock_sched_held+0x14f/0x180
[  287.774063]  __do_softirq+0x308/0xb7e
[  287.777857]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  287.782342]  ? lock_downgrade+0x900/0x900
[  287.786489]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  287.791590]  ? pvclock_read_flags+0x160/0x160
[  287.796083]  ? lapic_next_event+0x5a/0x90
[  287.800228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.805761]  ? kvm_clock_read+0x18/0x30
[  287.809731]  ? kvm_sched_clock_read+0x9/0x20
[  287.814136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.819664]  ? check_preemption_disabled+0x48/0x280
[  287.824680]  irq_exit+0x17f/0x1c0
[  287.828127]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.832967]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.838842]  ? interrupt_entry+0xb5/0xc0
[  287.842896]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.847904]  ? trace_hardirqs_off_caller+0xbb/0x310
[  287.852958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.857812]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.862820]  ? trace_hardirqs_on_caller+0x310/0x310
[  287.867826]  ? task_prio+0x50/0x50
[  287.871358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.876891]  ? check_preemption_disabled+0x48/0x280
[  287.881908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.886757]  apic_timer_interrupt+0xf/0x20
[  287.890981]  </IRQ>
[  287.893218] RIP: 0010:write_comp_data+0x1b/0x70
[  287.897882] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  287.916773] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  287.924473] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  287.931731] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  287.938992] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  287.946253] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  287.953515] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  287.960792]  ? do_shrink_slab+0x1c5/0xd30
[  287.964952]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.970307]  do_shrink_slab+0x1c5/0xd30
[  287.974283]  ? lock_acquire+0x1ed/0x520
[  287.978256]  ? snapshot_refaults+0x290/0x290
[  287.982660]  ? lock_release+0xa00/0xa00
[  287.986634]  ? perf_trace_sched_process_exec+0x860/0x860
[  287.992090]  ? down_read_trylock+0xda/0x140
[  287.996406]  ? shrink_slab+0x207/0x8c0
[  288.000291]  ? downgrade_write+0x270/0x270
[  288.004529]  shrink_slab+0x389/0x8c0
[  288.008236]  ? shrink_active_list+0x1f00/0x1f00
[  288.012909]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  288.018539]  ? kasan_check_read+0x11/0x20
[  288.022678]  ? do_raw_spin_unlock+0xa7/0x330
[  288.027085]  ? ___preempt_schedule+0x16/0x18
[  288.031495]  ? _raw_spin_unlock+0x3f/0x50
[  288.035645]  shrink_node+0x431/0x16b0
[  288.039440]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  288.044731]  ? shrink_node_memcg+0x18f0/0x18f0
[  288.049310]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  288.053888]  ? trace_hardirqs_on+0xbd/0x310
[  288.058204]  ? vmpressure+0x271/0x340
[  288.062002]  ? do_raw_spin_trylock+0x270/0x270
[  288.066582]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  288.072114]  ? __cpuset_node_allowed+0x19b/0x660
[  288.076865]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  288.082567]  ? vmpressure+0x1a2/0x340
[  288.086368]  do_try_to_free_pages+0x3e7/0x1290
[  288.090950]  ? zap_class+0x640/0x640
[  288.094673]  ? shrink_node+0x16b0/0x16b0
[  288.098728]  ? __lock_is_held+0xb5/0x140
[  288.102793]  try_to_free_pages+0x4d0/0xb90
[  288.107178]  ? do_try_to_free_pages+0x1290/0x1290
[  288.112026]  ? lock_acquire+0x1ed/0x520
[  288.115993]  ? set_page_refcounted+0x280/0x280
[  288.120578]  ? lock_release+0xa00/0xa00
[  288.124549]  ? _raw_spin_unlock_irq+0x60/0x80
[  288.129037]  ? psi_memstall_enter+0x240/0x2b0
[  288.133530]  ? psi_memstall_tick+0x230/0x230
[  288.137947]  __alloc_pages_slowpath+0xa14/0x2e10
[  288.142726]  ? warn_alloc+0x120/0x120
[  288.146518]  ? mark_held_locks+0x130/0x130
[  288.150749]  ? find_get_entry+0xaae/0x1120
[  288.154984]  ? filemap_map_pages+0x1a20/0x1a20
[  288.159561]  ? zap_class+0x640/0x640
[  288.163276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.168808]  ? check_preemption_disabled+0x48/0x280
[  288.173818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.179361]  ? should_fail+0x22d/0xd01
[  288.183258]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.188354]  ? zap_class+0x640/0x640
[  288.192083]  ? __lock_is_held+0xb5/0x140
[  288.196147]  ? mark_held_locks+0x130/0x130
[  288.200384]  ? lock_release+0xa00/0xa00
[  288.204352]  ? perf_trace_sched_process_exec+0x860/0x860
[  288.209793]  ? xa_load+0x2ba/0x460
[  288.213329]  ? lock_downgrade+0x900/0x900
[  288.217478]  ? __might_sleep+0x95/0x190
[  288.221447]  __alloc_pages_nodemask+0xa80/0xde0
[  288.226118]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  288.231129]  ? __page_cache_alloc+0x191/0x5c0
[  288.235620]  ? xa_load+0x2e1/0x460
[  288.239157]  ? xa_clear_mark+0x40/0x40
[  288.243046]  ? zap_class+0x640/0x640
[  288.246761]  ? zap_class+0x640/0x640
[  288.250470]  ? zap_class+0x640/0x640
[  288.254181]  ? __do_page_cache_readahead+0x663/0x810
[  288.259282]  ? find_held_lock+0x36/0x1c0
[  288.263342]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  288.268892]  alloc_pages_current+0x173/0x350
[  288.273307]  __page_cache_alloc+0x38c/0x5c0
[  288.277619]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.282544]  ? kasan_check_read+0x11/0x20
[  288.286687]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.291961]  ? generic_perform_write+0x6a0/0x6a0
[  288.296711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.302245]  ? check_preemption_disabled+0x48/0x280
[  288.307265]  filemap_fault+0x1595/0x25f0
[  288.311331]  ? __lock_page_or_retry+0xa00/0xa00
[  288.315995]  ? mark_held_locks+0x130/0x130
[  288.320234]  ? filemap_map_pages+0xd6b/0x1a20
[  288.324727]  ? lock_downgrade+0x900/0x900
[  288.328868]  ? check_preemption_disabled+0x48/0x280
[  288.333886]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.338813]  ? kasan_check_read+0x11/0x20
[  288.342956]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.348228]  ? rcu_softirq_qs+0x20/0x20
[  288.352206]  ? filemap_map_pages+0xd92/0x1a20
[  288.356696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.362232]  ? find_get_entries_tag+0x1400/0x1400
[  288.367072]  ? __lock_acquire+0x62f/0x4c20
[  288.371314]  ? lock_acquire+0x1ed/0x520
[  288.375281]  ? ext4_filemap_fault+0x7a/0xad
[  288.379601]  ? lock_release+0xa00/0xa00
[  288.383568]  ? perf_trace_sched_process_exec+0x860/0x860
[  288.389018]  ? print_usage_bug+0xc0/0xc0
[  288.393081]  ? print_usage_bug+0xc0/0xc0
[  288.397153]  ? down_read+0x8d/0x120
[  288.400769]  ? ext4_filemap_fault+0x7a/0xad
[  288.405083]  ? __down_interruptible+0x700/0x700
[  288.409838]  ext4_filemap_fault+0x82/0xad
[  288.413983]  __do_fault+0x100/0x6b0
[  288.417609]  ? pmd_devmap_trans_unstable+0x220/0x220
[  288.422793]  ? mark_held_locks+0x130/0x130
[  288.427021]  ? mark_held_locks+0x130/0x130
[  288.431247]  ? find_held_lock+0x36/0x1c0
[  288.435305]  ? find_held_lock+0x36/0x1c0
[  288.439364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.444909]  __handle_mm_fault+0x3ea0/0x5be0
[  288.449311]  ? poll_select_copy_remaining+0x18c/0x6a0
[  288.454503]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  288.459349]  ? __might_fault+0x12b/0x1e0
[  288.463410]  ? lock_downgrade+0x900/0x900
[  288.467563]  ? zap_class+0x640/0x640
[  288.471273]  ? zap_class+0x640/0x640
[  288.474987]  ? find_held_lock+0x36/0x1c0
[  288.479048]  ? handle_mm_fault+0x42a/0xc70
[  288.483277]  ? lock_downgrade+0x900/0x900
[  288.487422]  ? check_preemption_disabled+0x48/0x280
[  288.492438]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  288.497359]  ? kasan_check_read+0x11/0x20
[  288.501502]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  288.506772]  ? rcu_softirq_qs+0x20/0x20
[  288.510741]  ? trace_hardirqs_off_caller+0x310/0x310
[  288.515839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.521381]  ? check_preemption_disabled+0x48/0x280
[  288.526396]  handle_mm_fault+0x54f/0xc70
[  288.530457]  ? __handle_mm_fault+0x5be0/0x5be0
[  288.535037]  ? find_vma+0x34/0x190
[  288.538578]  __do_page_fault+0x5e8/0xe60
[  288.542636]  ? trace_hardirqs_off+0xb8/0x310
[  288.547045]  do_page_fault+0xf2/0x7e0
[  288.550842]  ? vmalloc_sync_all+0x30/0x30
[  288.554984]  ? error_entry+0x70/0xd0
[  288.558696]  ? trace_hardirqs_off_caller+0xbb/0x310
[  288.563707]  ? trace_hardirqs_on_caller+0xc0/0x310
[  288.568634]  ? syscall_return_slowpath+0x5e0/0x5e0
[  288.573559]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.578394]  ? trace_hardirqs_on_caller+0x310/0x310
[  288.583692]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.589150]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  288.594162]  ? prepare_exit_to_usermode+0x291/0x3b0
[  288.599173]  ? page_fault+0x8/0x30
[  288.602707]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.607556]  ? page_fault+0x8/0x30
[  288.611089]  page_fault+0x1e/0x30
[  288.614535] RIP: 0033:0x7f30b3a05dd3
[  288.618253] Code: Bad RIP value.
[  288.621605] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  288.626960] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  288.634221] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  288.641481] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  288.648740] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  288.656014] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  288.663302] warn_alloc_show_mem: 1 callbacks suppressed
[  288.663311] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  288.663313] Mem-Info:
[  288.663343] active_anon:48525 inactive_anon:197 isolated_anon:0
[  288.663343]  active_file:12 inactive_file:12 isolated_file:0
[  288.663343]  unevictable:0 dirty:0 writeback:0 unstable:0
[  288.663343]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  288.663343]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  288.663343]  free:13677 free_pcp:357 free_cma:0
[  288.668675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.675858] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  288.678247] Call Trace:
[  288.711105] 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
[  288.722366]  <IRQ>
[  288.750128] lowmem_reserve[]: 0 2818 6321 6321
[  288.752716]  dump_stack+0x244/0x39d
[  288.778791] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  288.780951]  ? dump_stack_print_info.cold.1+0x20/0x20
[  288.785494] lowmem_reserve[]: 0 0 3503 3503
[  288.789122]  warn_alloc.cold.116+0xb7/0x1bd
[  288.816672] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  288.821850]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.826144] lowmem_reserve[]: 0 0 0 0
[  288.830463]  ? lock_downgrade+0x900/0x900
[  288.859516] 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
[  288.864354]  ? trace_hardirqs_off+0xb8/0x310
[  288.868122] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  288.872263]  ? trace_hardirqs_off+0xb8/0x310
[  288.885837] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  288.890248]  __alloc_pages_slowpath+0x26e8/0x2e10
[  288.905568] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  288.909982]  ? warn_alloc+0x120/0x120
[  288.924500] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  288.929325]  ? print_usage_bug+0xc0/0xc0
[  288.938129] 268 total pagecache pages
[  288.941941]  ? warn_alloc+0x120/0x120
[  288.950498] 0 pages in swap cache
[  288.954538]  ? warn_alloc+0x120/0x120
[  288.958312] Swap cache stats: add 0, delete 0, find 0/0
[  288.962095]  ? print_usage_bug+0xc0/0xc0
[  288.965519] Free swap  = 0kB
[  288.969305]  ? kvm_clock_read+0x18/0x30
[  288.974637] Total swap = 0kB
[  288.978688]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  288.981690] 1965979 pages RAM
[  288.985654]  ? print_usage_bug+0xc0/0xc0
[  288.988645] 0 pages HighMem/MovableOnly
[  288.993650]  ? __lock_acquire+0x62f/0x4c20
[  288.996721] 342853 pages reserved
[  288.996728] 0 pages cma reserved
[  289.000778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.004797] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.008942]  ? should_fail+0x22d/0xd01
[  289.008954]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  289.008972]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.012448] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.015753]  ? __lock_acquire+0x62f/0x4c20
[  289.021261] init cpuset=/ mems_allowed=0
[  289.027740]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.065074]  ? __lock_acquire+0x62f/0x4c20
[  289.069301]  ? should_fail+0x22d/0xd01
[  289.073183]  ? rcu_irq_exit+0x1a2/0x390
[  289.077159]  ? mark_held_locks+0x130/0x130
[  289.081389]  ? mark_held_locks+0x130/0x130
[  289.085626]  ? mark_held_locks+0xc7/0x130
[  289.089773]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  289.094782]  ? zap_class+0x640/0x640
[  289.098488]  ? print_usage_bug+0xc0/0xc0
[  289.102544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.108075]  ? check_preemption_disabled+0x48/0x280
[  289.113090]  ? __lock_is_held+0xb5/0x140
[  289.117154]  __alloc_pages_nodemask+0xa80/0xde0
[  289.121814]  ? zap_class+0x640/0x640
[  289.125532]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  289.130548]  ? find_held_lock+0x36/0x1c0
[  289.134616]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.139281]  ? lock_downgrade+0x900/0x900
[  289.143428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.148964]  cache_grow_begin+0xa5/0x8c0
[  289.153018]  ? do_raw_spin_unlock+0xa7/0x330
[  289.157425]  fallback_alloc+0x204/0x2e0
[  289.161396]  ____cache_alloc_node+0x1c7/0x1e0
[  289.165890]  kmem_cache_alloc_node+0xe3/0x730
[  289.170379]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.174615]  __alloc_skb+0x119/0x770
[  289.178321]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  289.183600]  ? netdev_alloc_frag+0x1f0/0x1f0
[  289.188002]  ? lock_downgrade+0x900/0x900
[  289.192148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.197682]  ? refcount_sub_and_test_checked+0x203/0x310
[  289.203127]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  289.208572]  ? addrconf_rs_timer+0x690/0x690
[  289.212992]  ndisc_alloc_skb+0x144/0x340
[  289.217049]  ndisc_send_rs+0x331/0x6e0
[  289.220935]  addrconf_rs_timer+0x314/0x690
[  289.225167]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.229404]  call_timer_fn+0x272/0x920
[  289.233282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.237508]  ? process_timeout+0x40/0x40
[  289.241572]  ? __run_timers+0x7da/0xc70
[  289.245545]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.250036]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.254521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.258753]  ? lockdep_hardirqs_on+0x296/0x5b0
[  289.263331]  ? trace_hardirqs_on+0xbd/0x310
[  289.267649]  ? kasan_check_read+0x11/0x20
[  289.271791]  ? __run_timers+0x7da/0xc70
[  289.275768]  ? trace_hardirqs_off_caller+0x310/0x310
[  289.280867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.285101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.289331]  __run_timers+0x7e5/0xc70
[  289.293137]  ? timer_fixup_init+0x70/0x70
[  289.297278]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.302286]  ? zap_class+0x640/0x640
[  289.305995]  ? enqueue_hrtimer+0x1a5/0x560
[  289.310228]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.315414]  ? find_held_lock+0x36/0x1c0
[  289.319472]  ? zap_class+0x640/0x640
[  289.323180]  ? pvclock_read_flags+0x160/0x160
[  289.327671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.333206]  ? check_preemption_disabled+0x48/0x280
[  289.338228]  ? __lock_is_held+0xb5/0x140
[  289.342284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.347820]  ? check_preemption_disabled+0x48/0x280
[  289.352838]  run_timer_softirq+0x52/0xb0
[  289.356892]  ? rcu_read_lock_sched_held+0x14f/0x180
[  289.361903]  __do_softirq+0x308/0xb7e
[  289.365698]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  289.370187]  ? lock_downgrade+0x900/0x900
[  289.374335]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  289.379435]  ? pvclock_read_flags+0x160/0x160
[  289.383928]  ? lapic_next_event+0x5a/0x90
[  289.388071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.393606]  ? kvm_clock_read+0x18/0x30
[  289.397576]  ? kvm_sched_clock_read+0x9/0x20
[  289.401980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.407514]  ? check_preemption_disabled+0x48/0x280
[  289.412535]  irq_exit+0x17f/0x1c0
[  289.415986]  smp_apic_timer_interrupt+0x1cb/0x760
[  289.420826]  ? smp_reschedule_interrupt+0x109/0x650
[  289.425837]  ? smp_call_function_single_interrupt+0x650/0x650
[  289.431717]  ? interrupt_entry+0xb5/0xc0
[  289.435775]  ? trace_hardirqs_off_caller+0xbb/0x310
[  289.440789]  ? trace_hardirqs_off_caller+0xbb/0x310
[  289.445817]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.450656]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.455665]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.460677]  ? task_prio+0x50/0x50
[  289.464212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.469742]  ? check_preemption_disabled+0x48/0x280
[  289.474757]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.479599]  apic_timer_interrupt+0xf/0x20
[  289.483826]  </IRQ>
[  289.486057] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  289.490983] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  289.509878] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  289.517580] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  289.524840] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  289.532101] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  289.539361] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  289.546623] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  289.553917]  skb_clone+0x1bb/0x500
[  289.557452]  ? finish_task_switch+0x2f4/0x910
[  289.561941]  ? skb_split+0x11e0/0x11e0
[  289.565827]  ? preempt_notifier_register+0x200/0x200
[  289.570922]  ? __switch_to_asm+0x34/0x70
[  289.574975]  ? __switch_to_asm+0x34/0x70
[  289.579030]  ? __switch_to_asm+0x40/0x70
[  289.583086]  ? __switch_to_asm+0x34/0x70
[  289.587142]  ? __switch_to_asm+0x40/0x70
[  289.591193]  ? __switch_to_asm+0x34/0x70
[  289.595243]  ? __switch_to_asm+0x40/0x70
[  289.599295]  ? __switch_to_asm+0x34/0x70
[  289.603350]  ? __switch_to_asm+0x34/0x70
[  289.607405]  ? __switch_to_asm+0x40/0x70
[  289.611456]  ? __switch_to_asm+0x34/0x70
[  289.615517]  bpf_clone_redirect+0xb9/0x490
[  289.619747]  ? __schedule+0x8d7/0x21d0
[  289.623633]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  289.628644]  ? __sched_text_start+0x8/0x8
[  289.632791]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.637554]  ? find_held_lock+0x36/0x1c0
[  289.641620]  ? lock_acquire+0x1ed/0x520
[  289.645588]  ? bpf_test_run+0x3cb/0x780
[  289.649562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.655094]  ? check_preemption_disabled+0x48/0x280
[  289.660112]  ? kasan_check_read+0x11/0x20
[  289.664253]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  289.669525]  ? rcu_softirq_qs+0x20/0x20
[  289.673500]  ? preempt_schedule+0x4d/0x60
[  289.677641]  ? ___preempt_schedule+0x16/0x18
[  289.682054]  ? bpf_test_run+0x25d/0x780
[  289.686032]  ? netlink_diag_dump+0x2a0/0x2a0
[  289.690439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.695974]  ? bpf_test_init.isra.10+0x70/0x100
[  289.700645]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  289.705403]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  289.710239]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  289.715767]  ? fput+0x130/0x1a0
[  289.719049]  ? __bpf_prog_get+0x9b/0x290
[  289.723109]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  289.727946]  ? bpf_prog_test_run+0x130/0x1a0
[  289.732352]  ? __x64_sys_bpf+0x3d8/0x520
[  289.736410]  ? bpf_prog_get+0x20/0x20
[  289.740221]  ? do_syscall_64+0x1b9/0x820
[  289.744274]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  289.749635]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.754562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.759400]  ? trace_hardirqs_on_caller+0x310/0x310
[  289.764412]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  289.769424]  ? prepare_exit_to_usermode+0x291/0x3b0
[  289.774442]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.779287]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  289.784662] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  289.784728] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.790802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  289.790806] Call Trace:
[  289.790811]  <IRQ>
[  289.790827]  dump_stack+0x244/0x39d
[  289.790846]  ? dump_stack_print_info.cold.1+0x20/0x20
[  289.797355] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.806661]  warn_alloc.cold.116+0xb7/0x1bd
[  289.809209] syz-executor5 cpuset=syz5 mems_allowed=0
[  289.811346]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  289.844805]  ? lock_downgrade+0x900/0x900
[  289.848953]  ? trace_hardirqs_off+0xb8/0x310
[  289.853359]  ? trace_hardirqs_off+0xb8/0x310
[  289.857779]  __alloc_pages_slowpath+0x26e8/0x2e10
[  289.862636]  ? warn_alloc+0x120/0x120
[  289.866434]  ? print_usage_bug+0xc0/0xc0
[  289.870492]  ? warn_alloc+0x120/0x120
[  289.874289]  ? warn_alloc+0x120/0x120
[  289.878084]  ? print_usage_bug+0xc0/0xc0
[  289.882142]  ? print_usage_bug+0xc0/0xc0
[  289.886199]  ? __lock_acquire+0x62f/0x4c20
[  289.890434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.895965]  ? should_fail+0x22d/0xd01
[  289.899856]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.904957]  ? __lock_acquire+0x62f/0x4c20
[  289.909191]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.914296]  ? __lock_acquire+0x62f/0x4c20
[  289.918520]  ? should_fail+0x22d/0xd01
[  289.922400]  ? find_held_lock+0x36/0x1c0
[  289.926464]  ? mark_held_locks+0x130/0x130
[  289.930695]  ? mark_held_locks+0x130/0x130
[  289.934927]  ? zap_class+0x640/0x640
[  289.938632]  ? zap_class+0x640/0x640
[  289.942342]  ? print_usage_bug+0xc0/0xc0
[  289.946395]  ? do_raw_spin_unlock+0xa7/0x330
[  289.950796]  ? zap_class+0x640/0x640
[  289.954502]  ? print_usage_bug+0xc0/0xc0
[  289.958554]  ? wq_watchdog_touch+0x9c/0xfe
[  289.962789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.968333]  ? check_preemption_disabled+0x48/0x280
[  289.973352]  ? __lock_is_held+0xb5/0x140
[  289.977411]  __alloc_pages_nodemask+0xa80/0xde0
[  289.982083]  ? zap_class+0x640/0x640
[  289.985817]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  289.990834]  ? find_held_lock+0x36/0x1c0
[  289.994899]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.999565]  ? lock_downgrade+0x900/0x900
[  290.003711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.009246]  cache_grow_begin+0xa5/0x8c0
[  290.013298]  ? do_raw_spin_unlock+0xa7/0x330
[  290.017705]  fallback_alloc+0x204/0x2e0
[  290.021676]  ____cache_alloc_node+0x1c7/0x1e0
[  290.026170]  kmem_cache_alloc_node+0xe3/0x730
[  290.030659]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.034899]  __alloc_skb+0x119/0x770
[  290.038605]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.043967]  ? netdev_alloc_frag+0x1f0/0x1f0
[  290.048369]  ? lock_downgrade+0x900/0x900
[  290.052516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.058047]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.063497]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.068943]  ? addrconf_rs_timer+0x690/0x690
[  290.073354]  ndisc_alloc_skb+0x144/0x340
[  290.077415]  ndisc_send_rs+0x331/0x6e0
[  290.081300]  addrconf_rs_timer+0x314/0x690
[  290.085532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.089774]  call_timer_fn+0x272/0x920
[  290.093659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.097886]  ? process_timeout+0x40/0x40
[  290.101950]  ? mark_held_locks+0xc7/0x130
[  290.106094]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.110579]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.115071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.119303]  ? lockdep_hardirqs_on+0x296/0x5b0
[  290.123882]  ? trace_hardirqs_on+0xbd/0x310
[  290.128195]  ? kasan_check_read+0x11/0x20
[  290.132336]  ? __run_timers+0x7da/0xc70
[  290.136303]  ? trace_hardirqs_off_caller+0x310/0x310
[  290.141402]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.145637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.149862]  __run_timers+0x7e5/0xc70
[  290.153667]  ? timer_fixup_init+0x70/0x70
[  290.157810]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.162929]  ? zap_class+0x640/0x640
[  290.166644]  ? print_usage_bug+0xc0/0xc0
[  290.170702]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  290.175892]  ? find_held_lock+0x36/0x1c0
[  290.179955]  ? zap_class+0x640/0x640
[  290.183666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.189196]  ? check_preemption_disabled+0x48/0x280
[  290.194215]  ? __lock_is_held+0xb5/0x140
[  290.198277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.203806]  ? check_preemption_disabled+0x48/0x280
[  290.208824]  run_timer_softirq+0x52/0xb0
[  290.212883]  ? rcu_read_lock_sched_held+0x14f/0x180
[  290.217896]  __do_softirq+0x308/0xb7e
[  290.221691]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  290.226179]  ? lock_downgrade+0x900/0x900
[  290.230323]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  290.235426]  ? pvclock_read_flags+0x160/0x160
[  290.239916]  ? lapic_next_event+0x5a/0x90
[  290.244060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.249593]  ? kvm_clock_read+0x18/0x30
[  290.253559]  ? kvm_sched_clock_read+0x9/0x20
[  290.257961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.263498]  ? check_preemption_disabled+0x48/0x280
[  290.268513]  irq_exit+0x17f/0x1c0
[  290.271961]  smp_apic_timer_interrupt+0x1cb/0x760
[  290.276814]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.282690]  ? interrupt_entry+0xb5/0xc0
[  290.286752]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.291765]  ? trace_hardirqs_off_caller+0xbb/0x310
[  290.296775]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.301610]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.306617]  ? trace_hardirqs_on_caller+0x310/0x310
[  290.311628]  ? task_prio+0x50/0x50
[  290.315166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.320699]  ? check_preemption_disabled+0x48/0x280
[  290.325719]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.330567]  apic_timer_interrupt+0xf/0x20
[  290.334788]  </IRQ>
[  290.337020] RIP: 0010:write_comp_data+0x1b/0x70
[  290.341705] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  290.360604] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  290.368307] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  290.375566] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  290.382832] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  290.390098] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  290.397362] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  290.404635]  ? do_shrink_slab+0x1c5/0xd30
[  290.408789]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.414142]  do_shrink_slab+0x1c5/0xd30
[  290.418114]  ? lock_acquire+0x1ed/0x520
[  290.422085]  ? snapshot_refaults+0x290/0x290
[  290.426487]  ? lock_release+0xa00/0xa00
[  290.430462]  ? perf_trace_sched_process_exec+0x860/0x860
[  290.435919]  ? down_read_trylock+0xda/0x140
[  290.440231]  ? shrink_slab+0x207/0x8c0
[  290.444112]  ? downgrade_write+0x270/0x270
[  290.448347]  shrink_slab+0x389/0x8c0
[  290.452057]  ? shrink_active_list+0x1f00/0x1f00
[  290.456735]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  290.462371]  ? kasan_check_read+0x11/0x20
[  290.466511]  ? do_raw_spin_unlock+0xa7/0x330
[  290.470919]  ? ___preempt_schedule+0x16/0x18
[  290.475334]  ? _raw_spin_unlock+0x3f/0x50
[  290.479483]  shrink_node+0x431/0x16b0
[  290.483277]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  290.488570]  ? shrink_node_memcg+0x18f0/0x18f0
[  290.493146]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  290.497732]  ? trace_hardirqs_on+0xbd/0x310
[  290.502045]  ? vmpressure+0x271/0x340
[  290.505845]  ? do_raw_spin_trylock+0x270/0x270
[  290.510428]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  290.515959]  ? __cpuset_node_allowed+0x19b/0x660
[  290.520723]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  290.526425]  ? vmpressure+0x1a2/0x340
[  290.530226]  do_try_to_free_pages+0x3e7/0x1290
[  290.534801]  ? zap_class+0x640/0x640
[  290.538522]  ? shrink_node+0x16b0/0x16b0
[  290.542581]  ? __lock_is_held+0xb5/0x140
[  290.546650]  try_to_free_pages+0x4d0/0xb90
[  290.550883]  ? do_try_to_free_pages+0x1290/0x1290
[  290.555739]  ? lock_acquire+0x1ed/0x520
[  290.559714]  ? set_page_refcounted+0x280/0x280
[  290.564297]  ? lock_release+0xa00/0xa00
[  290.568264]  ? _raw_spin_unlock_irq+0x60/0x80
[  290.572842]  ? psi_memstall_enter+0x240/0x2b0
[  290.577332]  ? psi_memstall_tick+0x230/0x230
[  290.581974]  __alloc_pages_slowpath+0xa14/0x2e10
[  290.586754]  ? warn_alloc+0x120/0x120
[  290.590549]  ? mark_held_locks+0x130/0x130
[  290.594782]  ? find_get_entry+0xaae/0x1120
[  290.599023]  ? filemap_map_pages+0x1a20/0x1a20
[  290.603602]  ? zap_class+0x640/0x640
[  290.607317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.612850]  ? check_preemption_disabled+0x48/0x280
[  290.617860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.623391]  ? should_fail+0x22d/0xd01
[  290.627275]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.632374]  ? zap_class+0x640/0x640
[  290.636101]  ? __lock_is_held+0xb5/0x140
[  290.640161]  ? mark_held_locks+0x130/0x130
[  290.644390]  ? lock_release+0xa00/0xa00
[  290.648362]  ? perf_trace_sched_process_exec+0x860/0x860
[  290.653809]  ? xa_load+0x2ba/0x460
[  290.657346]  ? lock_downgrade+0x900/0x900
[  290.661492]  ? __might_sleep+0x95/0x190
[  290.665463]  __alloc_pages_nodemask+0xa80/0xde0
[  290.670131]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  290.675141]  ? __page_cache_alloc+0x191/0x5c0
[  290.679627]  ? xa_load+0x2e1/0x460
[  290.683163]  ? xa_clear_mark+0x40/0x40
[  290.687044]  ? zap_class+0x640/0x640
[  290.690757]  ? zap_class+0x640/0x640
[  290.694464]  ? zap_class+0x640/0x640
[  290.698169]  ? __do_page_cache_readahead+0x663/0x810
[  290.703269]  ? find_held_lock+0x36/0x1c0
[  290.707415]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  290.712960]  alloc_pages_current+0x173/0x350
[  290.717366]  __page_cache_alloc+0x38c/0x5c0
[  290.721677]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  290.726607]  ? kasan_check_read+0x11/0x20
[  290.730746]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.736022]  ? generic_perform_write+0x6a0/0x6a0
[  290.740776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.746306]  ? check_preemption_disabled+0x48/0x280
[  290.751619]  filemap_fault+0x1595/0x25f0
[  290.755696]  ? __lock_page_or_retry+0xa00/0xa00
[  290.760363]  ? mark_held_locks+0x130/0x130
[  290.764602]  ? filemap_map_pages+0xd6b/0x1a20
[  290.769092]  ? lock_downgrade+0x900/0x900
[  290.773236]  ? check_preemption_disabled+0x48/0x280
[  290.778247]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  290.783188]  ? kasan_check_read+0x11/0x20
[  290.787327]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.792595]  ? rcu_softirq_qs+0x20/0x20
[  290.796573]  ? filemap_map_pages+0xd92/0x1a20
[  290.801066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.806606]  ? find_get_entries_tag+0x1400/0x1400
[  290.811447]  ? __lock_acquire+0x62f/0x4c20
[  290.815693]  ? lock_acquire+0x1ed/0x520
[  290.819660]  ? ext4_filemap_fault+0x7a/0xad
[  290.823989]  ? lock_release+0xa00/0xa00
[  290.827958]  ? perf_trace_sched_process_exec+0x860/0x860
[  290.833402]  ? print_usage_bug+0xc0/0xc0
[  290.837458]  ? print_usage_bug+0xc0/0xc0
[  290.841522]  ? down_read+0x8d/0x120
[  290.845141]  ? ext4_filemap_fault+0x7a/0xad
[  290.849457]  ? __down_interruptible+0x700/0x700
[  290.854129]  ext4_filemap_fault+0x82/0xad
[  290.858272]  __do_fault+0x100/0x6b0
[  290.861902]  ? pmd_devmap_trans_unstable+0x220/0x220
[  290.867000]  ? mark_held_locks+0x130/0x130
[  290.871229]  ? mark_held_locks+0x130/0x130
[  290.875456]  ? find_held_lock+0x36/0x1c0
[  290.879515]  ? find_held_lock+0x36/0x1c0
[  290.883570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.889106]  __handle_mm_fault+0x3ea0/0x5be0
[  290.893508]  ? poll_select_copy_remaining+0x18c/0x6a0
[  290.898701]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  290.903543]  ? __might_fault+0x12b/0x1e0
[  290.907694]  ? lock_downgrade+0x900/0x900
[  290.911848]  ? zap_class+0x640/0x640
[  290.915555]  ? zap_class+0x640/0x640
[  290.919269]  ? find_held_lock+0x36/0x1c0
[  290.923334]  ? handle_mm_fault+0x42a/0xc70
[  290.927563]  ? lock_downgrade+0x900/0x900
[  290.931706]  ? check_preemption_disabled+0x48/0x280
[  290.936718]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  290.941638]  ? kasan_check_read+0x11/0x20
[  290.945783]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  290.951051]  ? rcu_softirq_qs+0x20/0x20
[  290.955018]  ? trace_hardirqs_off_caller+0x310/0x310
[  290.960115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.965646]  ? check_preemption_disabled+0x48/0x280
[  290.970675]  handle_mm_fault+0x54f/0xc70
[  290.974733]  ? __handle_mm_fault+0x5be0/0x5be0
[  290.979312]  ? find_vma+0x34/0x190
[  290.982863]  __do_page_fault+0x5e8/0xe60
[  290.986917]  ? trace_hardirqs_off+0xb8/0x310
[  290.991336]  do_page_fault+0xf2/0x7e0
[  290.995130]  ? vmalloc_sync_all+0x30/0x30
[  290.999361]  ? error_entry+0x70/0xd0
[  291.003068]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.008080]  ? trace_hardirqs_on_caller+0xc0/0x310
[  291.013007]  ? syscall_return_slowpath+0x5e0/0x5e0
[  291.017933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.022769]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.027866]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.033314]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  291.038336]  ? prepare_exit_to_usermode+0x291/0x3b0
[  291.043345]  ? page_fault+0x8/0x30
[  291.046886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.051726]  ? page_fault+0x8/0x30
[  291.055263]  page_fault+0x1e/0x30
[  291.058706] RIP: 0033:0x7f30b3a05dd3
[  291.062424] Code: Bad RIP value.
[  291.065780] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  291.071132] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  291.078394] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  291.085653] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  291.092924] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  291.100188] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  291.107469] warn_alloc_show_mem: 1 callbacks suppressed
[  291.107478] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  291.107480] Mem-Info:
[  291.107510] active_anon:48525 inactive_anon:197 isolated_anon:0
[  291.107510]  active_file:12 inactive_file:12 isolated_file:0
[  291.107510]  unevictable:0 dirty:0 writeback:0 unstable:0
[  291.107510]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  291.107510]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  291.107510]  free:13677 free_pcp:357 free_cma:0
[  291.112843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  291.120023] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  291.122416] Call Trace:
[  291.155270] 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
[  291.164611]  <IRQ>
[  291.192084] lowmem_reserve[]: 0 2818 6321 6321
[  291.194668]  dump_stack+0x244/0x39d
[  291.220746] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  291.222892]  ? dump_stack_print_info.cold.1+0x20/0x20
[  291.227453] lowmem_reserve[]: 0 0 3503 3503
[  291.231087]  warn_alloc.cold.116+0xb7/0x1bd
[  291.258724] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  291.263902]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  291.268195] lowmem_reserve[]: 0 0 0 0
[  291.272504]  ? lock_downgrade+0x900/0x900
[  291.301447] 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
[  291.306285]  ? trace_hardirqs_off+0xb8/0x310
[  291.310048] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  291.314188]  ? trace_hardirqs_off+0xb8/0x310
[  291.327679] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  291.332084]  __alloc_pages_slowpath+0x26e8/0x2e10
[  291.347405] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  291.351819]  ? warn_alloc+0x120/0x120
[  291.366356] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  291.371186]  ? print_usage_bug+0xc0/0xc0
[  291.379991] 268 total pagecache pages
[  291.383783]  ? warn_alloc+0x120/0x120
[  291.392338] 0 pages in swap cache
[  291.396381]  ? warn_alloc+0x120/0x120
[  291.400153] Swap cache stats: add 0, delete 0, find 0/0
[  291.403939]  ? print_usage_bug+0xc0/0xc0
[  291.407360] Free swap  = 0kB
[  291.411148]  ? print_usage_bug+0xc0/0xc0
[  291.416483] Total swap = 0kB
[  291.420531]  ? __lock_acquire+0x62f/0x4c20
[  291.423523] 1965979 pages RAM
[  291.427589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.430578] 0 pages HighMem/MovableOnly
[  291.430586] 342853 pages reserved
[  291.434813]  ? should_fail+0x22d/0xd01
[  291.437894] 0 pages cma reserved
[  291.443434]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.447434] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  291.450831]  ? __lock_acquire+0x62f/0x4c20
[  291.450848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.450863]  ? __lock_acquire+0x62f/0x4c20
[  291.454771] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  291.458075]  ? should_fail+0x22d/0xd01
[  291.463146] init cpuset=/ mems_allowed=0
[  291.469643]  ? find_held_lock+0x36/0x1c0
[  291.504800]  ? mark_held_locks+0x130/0x130
[  291.509038]  ? mark_held_locks+0x130/0x130
[  291.513268]  ? zap_class+0x640/0x640
[  291.516977]  ? zap_class+0x640/0x640
[  291.520688]  ? print_usage_bug+0xc0/0xc0
[  291.524757]  ? do_raw_spin_unlock+0xa7/0x330
[  291.529178]  ? zap_class+0x640/0x640
[  291.532893]  ? print_usage_bug+0xc0/0xc0
[  291.536952]  ? wq_watchdog_touch+0x9c/0xfe
[  291.541193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.546743]  ? check_preemption_disabled+0x48/0x280
[  291.551774]  ? __lock_is_held+0xb5/0x140
[  291.555837]  __alloc_pages_nodemask+0xa80/0xde0
[  291.560505]  ? zap_class+0x640/0x640
[  291.564222]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  291.569258]  ? find_held_lock+0x36/0x1c0
[  291.573326]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.577991]  ? lock_downgrade+0x900/0x900
[  291.582145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.587680]  cache_grow_begin+0xa5/0x8c0
[  291.591733]  ? do_raw_spin_unlock+0xa7/0x330
[  291.596141]  fallback_alloc+0x204/0x2e0
[  291.600113]  ____cache_alloc_node+0x1c7/0x1e0
[  291.604606]  kmem_cache_alloc_node+0xe3/0x730
[  291.609106]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.613344]  __alloc_skb+0x119/0x770
[  291.617060]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  291.622332]  ? netdev_alloc_frag+0x1f0/0x1f0
[  291.626732]  ? lock_downgrade+0x900/0x900
[  291.630880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.636417]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.641864]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.647311]  ? addrconf_rs_timer+0x690/0x690
[  291.651725]  ndisc_alloc_skb+0x144/0x340
[  291.655784]  ndisc_send_rs+0x331/0x6e0
[  291.659669]  addrconf_rs_timer+0x314/0x690
[  291.663904]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.668140]  call_timer_fn+0x272/0x920
[  291.672028]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.676255]  ? process_timeout+0x40/0x40
[  291.680317]  ? __run_timers+0x7da/0xc70
[  291.684291]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.688777]  ? _raw_spin_unlock_irq+0x27/0x80
[  291.693272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.697513]  ? lockdep_hardirqs_on+0x296/0x5b0
[  291.702105]  ? trace_hardirqs_on+0xbd/0x310
[  291.706433]  ? kasan_check_read+0x11/0x20
[  291.710584]  ? __run_timers+0x7da/0xc70
[  291.714568]  ? trace_hardirqs_off_caller+0x310/0x310
[  291.719681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.723917]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.728144]  __run_timers+0x7e5/0xc70
[  291.731965]  ? timer_fixup_init+0x70/0x70
[  291.736117]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  291.741141]  ? zap_class+0x640/0x640
[  291.744864]  ? enqueue_hrtimer+0x1a5/0x560
[  291.749100]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  291.754296]  ? find_held_lock+0x36/0x1c0
[  291.758364]  ? zap_class+0x640/0x640
[  291.762074]  ? pvclock_read_flags+0x160/0x160
[  291.766568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.772112]  ? check_preemption_disabled+0x48/0x280
[  291.777140]  ? __lock_is_held+0xb5/0x140
[  291.781197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.786734]  ? check_preemption_disabled+0x48/0x280
[  291.791747]  run_timer_softirq+0x52/0xb0
[  291.795811]  ? rcu_read_lock_sched_held+0x14f/0x180
[  291.800821]  __do_softirq+0x308/0xb7e
[  291.804627]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  291.809114]  ? lock_downgrade+0x900/0x900
[  291.813259]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  291.818364]  ? pvclock_read_flags+0x160/0x160
[  291.822855]  ? lapic_next_event+0x5a/0x90
[  291.827001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.832536]  ? kvm_clock_read+0x18/0x30
[  291.836507]  ? kvm_sched_clock_read+0x9/0x20
[  291.840910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.846442]  ? check_preemption_disabled+0x48/0x280
[  291.851459]  irq_exit+0x17f/0x1c0
[  291.854909]  smp_apic_timer_interrupt+0x1cb/0x760
[  291.859743]  ? smp_reschedule_interrupt+0x109/0x650
[  291.864752]  ? smp_call_function_single_interrupt+0x650/0x650
[  291.870631]  ? interrupt_entry+0xb5/0xc0
[  291.874694]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.879702]  ? trace_hardirqs_off_caller+0xbb/0x310
[  291.884713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.889550]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.894556]  ? trace_hardirqs_on_caller+0x310/0x310
[  291.899579]  ? task_prio+0x50/0x50
[  291.903124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.908656]  ? check_preemption_disabled+0x48/0x280
[  291.913671]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.918511]  apic_timer_interrupt+0xf/0x20
[  291.922730]  </IRQ>
[  291.924968] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  291.929896] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  291.948911] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  291.956614] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  291.963881] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  291.971144] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  291.978405] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  291.985671] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  291.992969]  skb_clone+0x1bb/0x500
[  291.996620]  ? finish_task_switch+0x2f4/0x910
[  292.001112]  ? skb_split+0x11e0/0x11e0
[  292.004996]  ? preempt_notifier_register+0x200/0x200
[  292.010089]  ? __switch_to_asm+0x34/0x70
[  292.014141]  ? __switch_to_asm+0x34/0x70
[  292.018194]  ? __switch_to_asm+0x40/0x70
[  292.022250]  ? __switch_to_asm+0x34/0x70
[  292.026312]  ? __switch_to_asm+0x40/0x70
[  292.030375]  ? __switch_to_asm+0x34/0x70
[  292.034434]  ? __switch_to_asm+0x40/0x70
[  292.038493]  ? __switch_to_asm+0x34/0x70
[  292.042553]  ? __switch_to_asm+0x34/0x70
[  292.046617]  ? __switch_to_asm+0x40/0x70
[  292.050675]  ? __switch_to_asm+0x34/0x70
[  292.054736]  bpf_clone_redirect+0xb9/0x490
[  292.058979]  ? __schedule+0x8d7/0x21d0
[  292.062876]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  292.067904]  ? __sched_text_start+0x8/0x8
[  292.072059]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  292.076834]  ? find_held_lock+0x36/0x1c0
[  292.080906]  ? lock_acquire+0x1ed/0x520
[  292.084883]  ? bpf_test_run+0x3cb/0x780
[  292.088857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.094393]  ? check_preemption_disabled+0x48/0x280
[  292.099413]  ? kasan_check_read+0x11/0x20
[  292.103558]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  292.108834]  ? rcu_softirq_qs+0x20/0x20
[  292.112803]  ? preempt_schedule+0x4d/0x60
[  292.116944]  ? ___preempt_schedule+0x16/0x18
[  292.121364]  ? bpf_test_run+0x25d/0x780
[  292.125349]  ? netlink_diag_dump+0x2a0/0x2a0
[  292.129786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.135318]  ? bpf_test_init.isra.10+0x70/0x100
[  292.139989]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  292.144751]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  292.149591]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  292.155123]  ? fput+0x130/0x1a0
[  292.158409]  ? __bpf_prog_get+0x9b/0x290
[  292.162465]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  292.167297]  ? bpf_prog_test_run+0x130/0x1a0
[  292.171707]  ? __x64_sys_bpf+0x3d8/0x520
[  292.175760]  ? bpf_prog_get+0x20/0x20
[  292.179582]  ? do_syscall_64+0x1b9/0x820
[  292.183638]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  292.188999]  ? syscall_return_slowpath+0x5e0/0x5e0
[  292.193922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.198761]  ? trace_hardirqs_on_caller+0x310/0x310
[  292.203775]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  292.208786]  ? prepare_exit_to_usermode+0x291/0x3b0
[  292.213804]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.218646]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  292.224018] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  292.224085] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.230160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.230165] Call Trace:
[  292.230171]  <IRQ>
[  292.230187]  dump_stack+0x244/0x39d
[  292.230206]  ? dump_stack_print_info.cold.1+0x20/0x20
[  292.236720] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.246023]  warn_alloc.cold.116+0xb7/0x1bd
[  292.248579] syz-executor5 cpuset=syz5 mems_allowed=0
[  292.250715]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.284174]  ? lock_downgrade+0x900/0x900
[  292.288326]  ? trace_hardirqs_off+0xb8/0x310
[  292.292737]  ? trace_hardirqs_off+0xb8/0x310
[  292.297146]  __alloc_pages_slowpath+0x26e8/0x2e10
[  292.302004]  ? warn_alloc+0x120/0x120
[  292.305805]  ? print_usage_bug+0xc0/0xc0
[  292.309867]  ? warn_alloc+0x120/0x120
[  292.313664]  ? warn_alloc+0x120/0x120
[  292.317462]  ? print_usage_bug+0xc0/0xc0
[  292.321519]  ? print_usage_bug+0xc0/0xc0
[  292.325583]  ? __lock_acquire+0x62f/0x4c20
[  292.329821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.335353]  ? should_fail+0x22d/0xd01
[  292.339239]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.344338]  ? __lock_acquire+0x62f/0x4c20
[  292.348576]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.353673]  ? __lock_acquire+0x62f/0x4c20
[  292.357897]  ? should_fail+0x22d/0xd01
[  292.361776]  ? find_held_lock+0x36/0x1c0
[  292.365841]  ? mark_held_locks+0x130/0x130
[  292.370079]  ? mark_held_locks+0x130/0x130
[  292.374305]  ? zap_class+0x640/0x640
[  292.378011]  ? zap_class+0x640/0x640
[  292.381729]  ? print_usage_bug+0xc0/0xc0
[  292.385781]  ? do_raw_spin_unlock+0xa7/0x330
[  292.390185]  ? zap_class+0x640/0x640
[  292.393895]  ? print_usage_bug+0xc0/0xc0
[  292.397948]  ? wq_watchdog_touch+0x9c/0xfe
[  292.402178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.407713]  ? check_preemption_disabled+0x48/0x280
[  292.412729]  ? __lock_is_held+0xb5/0x140
[  292.416788]  __alloc_pages_nodemask+0xa80/0xde0
[  292.421456]  ? zap_class+0x640/0x640
[  292.425166]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  292.430183]  ? find_held_lock+0x36/0x1c0
[  292.434245]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.438909]  ? lock_downgrade+0x900/0x900
[  292.443061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.448599]  cache_grow_begin+0xa5/0x8c0
[  292.452652]  ? do_raw_spin_unlock+0xa7/0x330
[  292.457064]  fallback_alloc+0x204/0x2e0
[  292.461036]  ____cache_alloc_node+0x1c7/0x1e0
[  292.465528]  kmem_cache_alloc_node+0xe3/0x730
[  292.470028]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.474266]  __alloc_skb+0x119/0x770
[  292.477970]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  292.483243]  ? netdev_alloc_frag+0x1f0/0x1f0
[  292.487652]  ? lock_downgrade+0x900/0x900
[  292.491806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.497340]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.502787]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.508234]  ? addrconf_rs_timer+0x690/0x690
[  292.512645]  ndisc_alloc_skb+0x144/0x340
[  292.516707]  ndisc_send_rs+0x331/0x6e0
[  292.520593]  addrconf_rs_timer+0x314/0x690
[  292.524839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.529075]  call_timer_fn+0x272/0x920
[  292.532960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.537189]  ? process_timeout+0x40/0x40
[  292.541250]  ? mark_held_locks+0xc7/0x130
[  292.545397]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.549887]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.554374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.558601]  ? lockdep_hardirqs_on+0x296/0x5b0
[  292.563180]  ? trace_hardirqs_on+0xbd/0x310
[  292.567492]  ? kasan_check_read+0x11/0x20
[  292.571631]  ? __run_timers+0x7da/0xc70
[  292.575598]  ? trace_hardirqs_off_caller+0x310/0x310
[  292.580698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.585442]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.589675]  __run_timers+0x7e5/0xc70
[  292.593479]  ? timer_fixup_init+0x70/0x70
[  292.597622]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.602633]  ? zap_class+0x640/0x640
[  292.606343]  ? print_usage_bug+0xc0/0xc0
[  292.610400]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  292.615587]  ? find_held_lock+0x36/0x1c0
[  292.619646]  ? zap_class+0x640/0x640
[  292.623362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.628900]  ? check_preemption_disabled+0x48/0x280
[  292.633929]  ? __lock_is_held+0xb5/0x140
[  292.637983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.643513]  ? check_preemption_disabled+0x48/0x280
[  292.648558]  run_timer_softirq+0x52/0xb0
[  292.652614]  ? rcu_read_lock_sched_held+0x14f/0x180
[  292.657627]  __do_softirq+0x308/0xb7e
[  292.661424]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  292.665915]  ? lock_downgrade+0x900/0x900
[  292.670061]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  292.675164]  ? pvclock_read_flags+0x160/0x160
[  292.679658]  ? lapic_next_event+0x5a/0x90
[  292.683805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.689348]  ? kvm_clock_read+0x18/0x30
[  292.693320]  ? kvm_sched_clock_read+0x9/0x20
[  292.697733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.703281]  ? check_preemption_disabled+0x48/0x280
[  292.708315]  irq_exit+0x17f/0x1c0
[  292.711778]  smp_apic_timer_interrupt+0x1cb/0x760
[  292.716634]  ? smp_call_function_single_interrupt+0x650/0x650
[  292.722528]  ? interrupt_entry+0xb5/0xc0
[  292.726598]  ? trace_hardirqs_off_caller+0xbb/0x310
[  292.731611]  ? trace_hardirqs_off_caller+0xbb/0x310
[  292.736626]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.741465]  ? trace_hardirqs_on_caller+0x310/0x310
[  292.746476]  ? trace_hardirqs_on_caller+0x310/0x310
[  292.751904]  ? task_prio+0x50/0x50
[  292.755445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.760980]  ? check_preemption_disabled+0x48/0x280
[  292.766000]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.770847]  apic_timer_interrupt+0xf/0x20
[  292.775069]  </IRQ>
[  292.777299] RIP: 0010:write_comp_data+0x1b/0x70
[  292.781961] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  292.800852] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  292.809116] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  292.816381] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  292.823642] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  292.830904] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  292.838165] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  292.845439]  ? do_shrink_slab+0x1c5/0xd30
[  292.849590]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.854947]  do_shrink_slab+0x1c5/0xd30
[  292.858925]  ? lock_acquire+0x1ed/0x520
[  292.862894]  ? snapshot_refaults+0x290/0x290
[  292.867299]  ? lock_release+0xa00/0xa00
[  292.871270]  ? perf_trace_sched_process_exec+0x860/0x860
[  292.876721]  ? down_read_trylock+0xda/0x140
[  292.881033]  ? shrink_slab+0x207/0x8c0
[  292.884921]  ? downgrade_write+0x270/0x270
[  292.889158]  shrink_slab+0x389/0x8c0
[  292.892871]  ? shrink_active_list+0x1f00/0x1f00
[  292.897542]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  292.903163]  ? kasan_check_read+0x11/0x20
[  292.907304]  ? do_raw_spin_unlock+0xa7/0x330
[  292.911710]  ? ___preempt_schedule+0x16/0x18
[  292.916122]  ? _raw_spin_unlock+0x3f/0x50
[  292.920275]  shrink_node+0x431/0x16b0
[  292.924069]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  292.929380]  ? shrink_node_memcg+0x18f0/0x18f0
[  292.933954]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  292.938532]  ? trace_hardirqs_on+0xbd/0x310
[  292.942846]  ? vmpressure+0x271/0x340
[  292.946643]  ? do_raw_spin_trylock+0x270/0x270
[  292.951224]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  292.956758]  ? __cpuset_node_allowed+0x19b/0x660
[  292.961516]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  292.967220]  ? vmpressure+0x1a2/0x340
[  292.971021]  do_try_to_free_pages+0x3e7/0x1290
[  292.975593]  ? zap_class+0x640/0x640
[  292.979319]  ? shrink_node+0x16b0/0x16b0
[  292.983374]  ? __lock_is_held+0xb5/0x140
[  292.987437]  try_to_free_pages+0x4d0/0xb90
[  292.991669]  ? do_try_to_free_pages+0x1290/0x1290
[  292.996521]  ? lock_acquire+0x1ed/0x520
[  293.000499]  ? set_page_refcounted+0x280/0x280
[  293.005081]  ? lock_release+0xa00/0xa00
[  293.009047]  ? _raw_spin_unlock_irq+0x60/0x80
[  293.013537]  ? psi_memstall_enter+0x240/0x2b0
[  293.018027]  ? psi_memstall_tick+0x230/0x230
[  293.022442]  __alloc_pages_slowpath+0xa14/0x2e10
[  293.027214]  ? warn_alloc+0x120/0x120
[  293.031006]  ? mark_held_locks+0x130/0x130
[  293.035238]  ? find_get_entry+0xaae/0x1120
[  293.039473]  ? filemap_map_pages+0x1a20/0x1a20
[  293.044056]  ? zap_class+0x640/0x640
[  293.047774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.053309]  ? check_preemption_disabled+0x48/0x280
[  293.058319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.063853]  ? should_fail+0x22d/0xd01
[  293.067750]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.072852]  ? zap_class+0x640/0x640
[  293.076584]  ? __lock_is_held+0xb5/0x140
[  293.080644]  ? mark_held_locks+0x130/0x130
[  293.084877]  ? lock_release+0xa00/0xa00
[  293.088850]  ? perf_trace_sched_process_exec+0x860/0x860
[  293.094294]  ? xa_load+0x2ba/0x460
[  293.097828]  ? lock_downgrade+0x900/0x900
[  293.101973]  ? __might_sleep+0x95/0x190
[  293.105947]  __alloc_pages_nodemask+0xa80/0xde0
[  293.110620]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  293.115629]  ? __page_cache_alloc+0x191/0x5c0
[  293.120117]  ? xa_load+0x2e1/0x460
[  293.123668]  ? xa_clear_mark+0x40/0x40
[  293.127552]  ? zap_class+0x640/0x640
[  293.131265]  ? zap_class+0x640/0x640
[  293.134976]  ? zap_class+0x640/0x640
[  293.138684]  ? __do_page_cache_readahead+0x663/0x810
[  293.143790]  ? find_held_lock+0x36/0x1c0
[  293.147861]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  293.153398]  alloc_pages_current+0x173/0x350
[  293.157808]  __page_cache_alloc+0x38c/0x5c0
[  293.162125]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  293.167048]  ? kasan_check_read+0x11/0x20
[  293.171191]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.176462]  ? generic_perform_write+0x6a0/0x6a0
[  293.181221]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.186758]  ? check_preemption_disabled+0x48/0x280
[  293.191777]  filemap_fault+0x1595/0x25f0
[  293.195847]  ? __lock_page_or_retry+0xa00/0xa00
[  293.200516]  ? mark_held_locks+0x130/0x130
[  293.204867]  ? filemap_map_pages+0xd6b/0x1a20
[  293.209362]  ? lock_downgrade+0x900/0x900
[  293.213509]  ? check_preemption_disabled+0x48/0x280
[  293.218525]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  293.223447]  ? kasan_check_read+0x11/0x20
[  293.227596]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.232865]  ? rcu_softirq_qs+0x20/0x20
[  293.236844]  ? filemap_map_pages+0xd92/0x1a20
[  293.241338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.246874]  ? find_get_entries_tag+0x1400/0x1400
[  293.251714]  ? __lock_acquire+0x62f/0x4c20
[  293.255972]  ? lock_acquire+0x1ed/0x520
[  293.259941]  ? ext4_filemap_fault+0x7a/0xad
[  293.264263]  ? lock_release+0xa00/0xa00
[  293.268230]  ? perf_trace_sched_process_exec+0x860/0x860
[  293.273675]  ? print_usage_bug+0xc0/0xc0
[  293.277739]  ? print_usage_bug+0xc0/0xc0
[  293.281803]  ? down_read+0x8d/0x120
[  293.285437]  ? ext4_filemap_fault+0x7a/0xad
[  293.289759]  ? __down_interruptible+0x700/0x700
[  293.294427]  ext4_filemap_fault+0x82/0xad
[  293.298569]  __do_fault+0x100/0x6b0
[  293.302195]  ? pmd_devmap_trans_unstable+0x220/0x220
[  293.307295]  ? mark_held_locks+0x130/0x130
[  293.311527]  ? mark_held_locks+0x130/0x130
[  293.315753]  ? find_held_lock+0x36/0x1c0
[  293.319812]  ? find_held_lock+0x36/0x1c0
[  293.323868]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.329404]  __handle_mm_fault+0x3ea0/0x5be0
[  293.333808]  ? poll_select_copy_remaining+0x18c/0x6a0
[  293.338999]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  293.343841]  ? __might_fault+0x12b/0x1e0
[  293.347900]  ? lock_downgrade+0x900/0x900
[  293.352052]  ? zap_class+0x640/0x640
[  293.355761]  ? zap_class+0x640/0x640
[  293.359482]  ? find_held_lock+0x36/0x1c0
[  293.363548]  ? handle_mm_fault+0x42a/0xc70
[  293.367776]  ? lock_downgrade+0x900/0x900
[  293.371918]  ? check_preemption_disabled+0x48/0x280
[  293.376934]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  293.381858]  ? kasan_check_read+0x11/0x20
[  293.385998]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  293.391267]  ? rcu_softirq_qs+0x20/0x20
[  293.395234]  ? trace_hardirqs_off_caller+0x310/0x310
[  293.400333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.405865]  ? check_preemption_disabled+0x48/0x280
[  293.410886]  handle_mm_fault+0x54f/0xc70
[  293.414954]  ? __handle_mm_fault+0x5be0/0x5be0
[  293.419532]  ? find_vma+0x34/0x190
[  293.423070]  __do_page_fault+0x5e8/0xe60
[  293.427121]  ? trace_hardirqs_off+0xb8/0x310
[  293.431535]  do_page_fault+0xf2/0x7e0
[  293.435331]  ? vmalloc_sync_all+0x30/0x30
[  293.439476]  ? error_entry+0x70/0xd0
[  293.443188]  ? trace_hardirqs_off_caller+0xbb/0x310
[  293.448200]  ? trace_hardirqs_on_caller+0xc0/0x310
[  293.453129]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.458049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.462885]  ? trace_hardirqs_on_caller+0x310/0x310
[  293.467895]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.473341]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  293.478352]  ? prepare_exit_to_usermode+0x291/0x3b0
[  293.483361]  ? page_fault+0x8/0x30
[  293.486896]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.491735]  ? page_fault+0x8/0x30
[  293.495267]  page_fault+0x1e/0x30
[  293.498716] RIP: 0033:0x7f30b3a05dd3
[  293.502434] Code: Bad RIP value.
[  293.505800] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  293.511156] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  293.518418] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  293.525684] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  293.532949] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  293.540209] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  293.547508] warn_alloc_show_mem: 1 callbacks suppressed
[  293.547518] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  293.547519] Mem-Info:
[  293.547549] active_anon:48525 inactive_anon:197 isolated_anon:0
[  293.547549]  active_file:12 inactive_file:12 isolated_file:0
[  293.547549]  unevictable:0 dirty:0 writeback:0 unstable:0
[  293.547549]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  293.547549]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  293.547549]  free:13677 free_pcp:357 free_cma:0
[  293.552884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  293.560069] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  293.562462] Call Trace:
[  293.595542] 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
[  293.604879]  <IRQ>
[  293.632351] lowmem_reserve[]: 0 2818 6321 6321
[  293.634926]  dump_stack+0x244/0x39d
[  293.661000] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  293.663144]  ? dump_stack_print_info.cold.1+0x20/0x20
[  293.667693] lowmem_reserve[]: 0 0 3503 3503
[  293.671313]  warn_alloc.cold.116+0xb7/0x1bd
[  293.698855] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  293.704043]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  293.708327] lowmem_reserve[]: 0 0 0 0
[  293.712644]  ? lock_downgrade+0x900/0x900
[  293.741584] 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
[  293.746428]  ? trace_hardirqs_off+0xb8/0x310
[  293.750195] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  293.754336]  ? trace_hardirqs_off+0xb8/0x310
[  293.767828] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  293.772233]  __alloc_pages_slowpath+0x26e8/0x2e10
[  293.787554] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  293.791962]  ? warn_alloc+0x120/0x120
[  293.806482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  293.811308]  ? print_usage_bug+0xc0/0xc0
[  293.820112] 268 total pagecache pages
[  293.823898]  ? warn_alloc+0x120/0x120
[  293.832463] 0 pages in swap cache
[  293.836502]  ? warn_alloc+0x120/0x120
[  293.840275] Swap cache stats: add 0, delete 0, find 0/0
[  293.844056]  ? print_usage_bug+0xc0/0xc0
[  293.847482] Free swap  = 0kB
[  293.851267]  ? print_usage_bug+0xc0/0xc0
[  293.856593] Total swap = 0kB
[  293.856600] 1965979 pages RAM
[  293.860643]  ? __lock_acquire+0x62f/0x4c20
[  293.863636] 0 pages HighMem/MovableOnly
[  293.867688]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.870676] 342853 pages reserved
[  293.870683] 0 pages cma reserved
[  293.873776]  ? should_fail+0x22d/0xd01
[  293.878037] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  293.881953]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.887515] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  293.890900]  ? __lock_acquire+0x62f/0x4c20
[  293.894237] init cpuset=/ mems_allowed=0
[  293.898112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.932679]  ? __lock_acquire+0x62f/0x4c20
[  293.936909]  ? should_fail+0x22d/0xd01
[  293.940801]  ? find_held_lock+0x36/0x1c0
[  293.944868]  ? mark_held_locks+0x130/0x130
[  293.949121]  ? mark_held_locks+0x130/0x130
[  293.953351]  ? zap_class+0x640/0x640
[  293.957059]  ? zap_class+0x640/0x640
[  293.960770]  ? print_usage_bug+0xc0/0xc0
[  293.964823]  ? do_raw_spin_unlock+0xa7/0x330
[  293.969224]  ? zap_class+0x640/0x640
[  293.972932]  ? print_usage_bug+0xc0/0xc0
[  293.976986]  ? wq_watchdog_touch+0x9c/0xfe
[  293.981215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.986745]  ? check_preemption_disabled+0x48/0x280
[  293.991762]  ? __lock_is_held+0xb5/0x140
[  293.995825]  __alloc_pages_nodemask+0xa80/0xde0
[  294.000491]  ? zap_class+0x640/0x640
[  294.004202]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  294.009221]  ? find_held_lock+0x36/0x1c0
[  294.013287]  ? ____cache_alloc_node+0x1c7/0x1e0
[  294.017954]  ? lock_downgrade+0x900/0x900
[  294.022101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.027637]  cache_grow_begin+0xa5/0x8c0
[  294.031695]  ? do_raw_spin_unlock+0xa7/0x330
[  294.036106]  fallback_alloc+0x204/0x2e0
[  294.040077]  ____cache_alloc_node+0x1c7/0x1e0
[  294.044576]  kmem_cache_alloc_node+0xe3/0x730
[  294.049066]  ? ipv6_get_ifaddr+0x42e/0x620
[  294.053304]  __alloc_skb+0x119/0x770
[  294.057014]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.062288]  ? netdev_alloc_frag+0x1f0/0x1f0
[  294.066692]  ? lock_downgrade+0x900/0x900
[  294.070852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.076405]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.081863]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.087308]  ? addrconf_rs_timer+0x690/0x690
[  294.091719]  ndisc_alloc_skb+0x144/0x340
[  294.095777]  ndisc_send_rs+0x331/0x6e0
[  294.099663]  addrconf_rs_timer+0x314/0x690
[  294.103894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.108134]  call_timer_fn+0x272/0x920
[  294.112027]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.116253]  ? process_timeout+0x40/0x40
[  294.120318]  ? __run_timers+0x7da/0xc70
[  294.124288]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.128774]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.133273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.137504]  ? lockdep_hardirqs_on+0x296/0x5b0
[  294.142085]  ? trace_hardirqs_on+0xbd/0x310
[  294.146406]  ? kasan_check_read+0x11/0x20
[  294.150547]  ? __run_timers+0x7da/0xc70
[  294.154519]  ? trace_hardirqs_off_caller+0x310/0x310
[  294.159623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.163858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.168084]  __run_timers+0x7e5/0xc70
[  294.171886]  ? timer_fixup_init+0x70/0x70
[  294.176026]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.181037]  ? zap_class+0x640/0x640
[  294.184752]  ? enqueue_hrtimer+0x1a5/0x560
[  294.188981]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  294.194184]  ? find_held_lock+0x36/0x1c0
[  294.198245]  ? zap_class+0x640/0x640
[  294.201954]  ? pvclock_read_flags+0x160/0x160
[  294.206443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.211979]  ? check_preemption_disabled+0x48/0x280
[  294.216996]  ? __lock_is_held+0xb5/0x140
[  294.221053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.226584]  ? check_preemption_disabled+0x48/0x280
[  294.231598]  run_timer_softirq+0x52/0xb0
[  294.235655]  ? rcu_read_lock_sched_held+0x14f/0x180
[  294.240665]  __do_softirq+0x308/0xb7e
[  294.244467]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  294.248958]  ? lock_downgrade+0x900/0x900
[  294.253101]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  294.258202]  ? pvclock_read_flags+0x160/0x160
[  294.262696]  ? lapic_next_event+0x5a/0x90
[  294.266843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.272389]  ? kvm_clock_read+0x18/0x30
[  294.276369]  ? kvm_sched_clock_read+0x9/0x20
[  294.280779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.286310]  ? check_preemption_disabled+0x48/0x280
[  294.291329]  irq_exit+0x17f/0x1c0
[  294.294777]  smp_apic_timer_interrupt+0x1cb/0x760
[  294.299612]  ? smp_reschedule_interrupt+0x109/0x650
[  294.304629]  ? smp_call_function_single_interrupt+0x650/0x650
[  294.310505]  ? interrupt_entry+0xb5/0xc0
[  294.314565]  ? trace_hardirqs_off_caller+0xbb/0x310
[  294.319574]  ? trace_hardirqs_off_caller+0xbb/0x310
[  294.324583]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.329427]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.334439]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.339450]  ? task_prio+0x50/0x50
[  294.342989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.348524]  ? check_preemption_disabled+0x48/0x280
[  294.353544]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.358393]  apic_timer_interrupt+0xf/0x20
[  294.362618]  </IRQ>
[  294.364849] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  294.369773] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  294.388666] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  294.396376] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  294.403650] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  294.410909] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  294.418174] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  294.425438] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  294.432736]  skb_clone+0x1bb/0x500
[  294.436270]  ? finish_task_switch+0x2f4/0x910
[  294.440758]  ? skb_split+0x11e0/0x11e0
[  294.444640]  ? preempt_notifier_register+0x200/0x200
[  294.449738]  ? __switch_to_asm+0x34/0x70
[  294.453791]  ? __switch_to_asm+0x34/0x70
[  294.457841]  ? __switch_to_asm+0x40/0x70
[  294.461893]  ? __switch_to_asm+0x34/0x70
[  294.465946]  ? __switch_to_asm+0x40/0x70
[  294.469999]  ? __switch_to_asm+0x34/0x70
[  294.474050]  ? __switch_to_asm+0x40/0x70
[  294.478116]  ? __switch_to_asm+0x34/0x70
[  294.482172]  ? __switch_to_asm+0x34/0x70
[  294.486224]  ? __switch_to_asm+0x40/0x70
[  294.490274]  ? __switch_to_asm+0x34/0x70
[  294.494330]  bpf_clone_redirect+0xb9/0x490
[  294.498565]  ? __schedule+0x8d7/0x21d0
[  294.502454]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  294.507465]  ? __sched_text_start+0x8/0x8
[  294.511604]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.516370]  ? find_held_lock+0x36/0x1c0
[  294.520432]  ? lock_acquire+0x1ed/0x520
[  294.524400]  ? bpf_test_run+0x3cb/0x780
[  294.528376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.533920]  ? check_preemption_disabled+0x48/0x280
[  294.538934]  ? kasan_check_read+0x11/0x20
[  294.543078]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.548349]  ? rcu_softirq_qs+0x20/0x20
[  294.552326]  ? preempt_schedule+0x4d/0x60
[  294.556478]  ? ___preempt_schedule+0x16/0x18
[  294.560891]  ? bpf_test_run+0x25d/0x780
[  294.564868]  ? netlink_diag_dump+0x2a0/0x2a0
[  294.569275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.574809]  ? bpf_test_init.isra.10+0x70/0x100
[  294.579477]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  294.584539]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  294.589386]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  294.594916]  ? fput+0x130/0x1a0
[  294.598190]  ? __bpf_prog_get+0x9b/0x290
[  294.602250]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  294.607088]  ? bpf_prog_test_run+0x130/0x1a0
[  294.611498]  ? __x64_sys_bpf+0x3d8/0x520
[  294.615552]  ? bpf_prog_get+0x20/0x20
[  294.619389]  ? do_syscall_64+0x1b9/0x820
[  294.623446]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  294.628808]  ? syscall_return_slowpath+0x5e0/0x5e0
[  294.633754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.638596]  ? trace_hardirqs_on_caller+0x310/0x310
[  294.643607]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  294.648621]  ? prepare_exit_to_usermode+0x291/0x3b0
[  294.653638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.658479]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  294.663853] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  294.663915] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.669993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.669998] Call Trace:
[  294.670004]  <IRQ>
[  294.670021]  dump_stack+0x244/0x39d
[  294.670039]  ? dump_stack_print_info.cold.1+0x20/0x20
[  294.676549] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  294.685856]  warn_alloc.cold.116+0xb7/0x1bd
[  294.688404] syz-executor5 cpuset=syz5 mems_allowed=0
[  294.690542]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  294.723985]  ? lock_downgrade+0x900/0x900
[  294.728136]  ? trace_hardirqs_off+0xb8/0x310
[  294.732544]  ? trace_hardirqs_off+0xb8/0x310
[  294.736956]  __alloc_pages_slowpath+0x26e8/0x2e10
[  294.741833]  ? warn_alloc+0x120/0x120
[  294.745629]  ? print_usage_bug+0xc0/0xc0
[  294.750000]  ? warn_alloc+0x120/0x120
[  294.753801]  ? warn_alloc+0x120/0x120
[  294.757606]  ? print_usage_bug+0xc0/0xc0
[  294.761664]  ? print_usage_bug+0xc0/0xc0
[  294.765719]  ? __lock_acquire+0x62f/0x4c20
[  294.769954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.775485]  ? should_fail+0x22d/0xd01
[  294.779370]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.784738]  ? __lock_acquire+0x62f/0x4c20
[  294.788969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.794063]  ? __lock_acquire+0x62f/0x4c20
[  294.798288]  ? should_fail+0x22d/0xd01
[  294.802167]  ? find_held_lock+0x36/0x1c0
[  294.806229]  ? mark_held_locks+0x130/0x130
[  294.810465]  ? mark_held_locks+0x130/0x130
[  294.814690]  ? zap_class+0x640/0x640
[  294.818410]  ? zap_class+0x640/0x640
[  294.822133]  ? print_usage_bug+0xc0/0xc0
[  294.826188]  ? do_raw_spin_unlock+0xa7/0x330
[  294.830595]  ? zap_class+0x640/0x640
[  294.834319]  ? print_usage_bug+0xc0/0xc0
[  294.838384]  ? wq_watchdog_touch+0x9c/0xfe
[  294.842620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.848155]  ? check_preemption_disabled+0x48/0x280
[  294.853178]  ? __lock_is_held+0xb5/0x140
[  294.857238]  __alloc_pages_nodemask+0xa80/0xde0
[  294.861900]  ? zap_class+0x640/0x640
[  294.865615]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  294.870635]  ? find_held_lock+0x36/0x1c0
[  294.874702]  ? ____cache_alloc_node+0x1c7/0x1e0
[  294.879366]  ? lock_downgrade+0x900/0x900
[  294.883514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.889046]  cache_grow_begin+0xa5/0x8c0
[  294.893099]  ? do_raw_spin_unlock+0xa7/0x330
[  294.897505]  fallback_alloc+0x204/0x2e0
[  294.901484]  ____cache_alloc_node+0x1c7/0x1e0
[  294.905977]  kmem_cache_alloc_node+0xe3/0x730
[  294.910471]  ? ipv6_get_ifaddr+0x42e/0x620
[  294.914711]  __alloc_skb+0x119/0x770
[  294.918434]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  294.923707]  ? netdev_alloc_frag+0x1f0/0x1f0
[  294.928108]  ? lock_downgrade+0x900/0x900
[  294.932254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.937783]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.943230]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.948678]  ? addrconf_rs_timer+0x690/0x690
[  294.953089]  ndisc_alloc_skb+0x144/0x340
[  294.957147]  ndisc_send_rs+0x331/0x6e0
[  294.961030]  addrconf_rs_timer+0x314/0x690
[  294.965265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.969500]  call_timer_fn+0x272/0x920
[  294.973382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.977609]  ? process_timeout+0x40/0x40
[  294.981685]  ? mark_held_locks+0xc7/0x130
[  294.985829]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.990326]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.994811]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.999043]  ? lockdep_hardirqs_on+0x296/0x5b0
[  295.003618]  ? trace_hardirqs_on+0xbd/0x310
[  295.007935]  ? kasan_check_read+0x11/0x20
[  295.012072]  ? __run_timers+0x7da/0xc70
[  295.016042]  ? trace_hardirqs_off_caller+0x310/0x310
[  295.021147]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.025378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.029620]  __run_timers+0x7e5/0xc70
[  295.033423]  ? timer_fixup_init+0x70/0x70
[  295.037564]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.042580]  ? zap_class+0x640/0x640
[  295.046306]  ? print_usage_bug+0xc0/0xc0
[  295.050371]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.055564]  ? find_held_lock+0x36/0x1c0
[  295.059626]  ? zap_class+0x640/0x640
[  295.063346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.068876]  ? check_preemption_disabled+0x48/0x280
[  295.073895]  ? __lock_is_held+0xb5/0x140
[  295.077950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.083480]  ? check_preemption_disabled+0x48/0x280
[  295.088492]  run_timer_softirq+0x52/0xb0
[  295.092548]  ? rcu_read_lock_sched_held+0x14f/0x180
[  295.097561]  __do_softirq+0x308/0xb7e
[  295.101364]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  295.105854]  ? lock_downgrade+0x900/0x900
[  295.109997]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  295.115100]  ? pvclock_read_flags+0x160/0x160
[  295.119590]  ? lapic_next_event+0x5a/0x90
[  295.123735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.129270]  ? kvm_clock_read+0x18/0x30
[  295.133237]  ? kvm_sched_clock_read+0x9/0x20
[  295.137643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.143175]  ? check_preemption_disabled+0x48/0x280
[  295.148196]  irq_exit+0x17f/0x1c0
[  295.151646]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.156495]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.162374]  ? interrupt_entry+0xb5/0xc0
[  295.166442]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.171449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.176460]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.181295]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.186317]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.191330]  ? task_prio+0x50/0x50
[  295.194864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.200394]  ? check_preemption_disabled+0x48/0x280
[  295.205408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.210253]  apic_timer_interrupt+0xf/0x20
[  295.214476]  </IRQ>
[  295.216707] RIP: 0010:write_comp_data+0x1b/0x70
[  295.221370] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  295.240279] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  295.247986] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  295.255249] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  295.262511] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  295.269772] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  295.277033] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  295.284313]  ? do_shrink_slab+0x1c5/0xd30
[  295.288466]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.293821]  do_shrink_slab+0x1c5/0xd30
[  295.297797]  ? lock_acquire+0x1ed/0x520
[  295.301768]  ? snapshot_refaults+0x290/0x290
[  295.306174]  ? lock_release+0xa00/0xa00
[  295.310151]  ? perf_trace_sched_process_exec+0x860/0x860
[  295.315608]  ? down_read_trylock+0xda/0x140
[  295.319924]  ? shrink_slab+0x207/0x8c0
[  295.323803]  ? downgrade_write+0x270/0x270
[  295.328042]  shrink_slab+0x389/0x8c0
[  295.331750]  ? shrink_active_list+0x1f00/0x1f00
[  295.336424]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  295.342044]  ? kasan_check_read+0x11/0x20
[  295.346184]  ? do_raw_spin_unlock+0xa7/0x330
[  295.350589]  ? ___preempt_schedule+0x16/0x18
[  295.355002]  ? _raw_spin_unlock+0x3f/0x50
[  295.359150]  shrink_node+0x431/0x16b0
[  295.362945]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  295.368238]  ? shrink_node_memcg+0x18f0/0x18f0
[  295.372814]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  295.377389]  ? trace_hardirqs_on+0xbd/0x310
[  295.381709]  ? vmpressure+0x271/0x340
[  295.385506]  ? do_raw_spin_trylock+0x270/0x270
[  295.390089]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  295.395619]  ? __cpuset_node_allowed+0x19b/0x660
[  295.400370]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  295.406072]  ? vmpressure+0x1a2/0x340
[  295.409887]  do_try_to_free_pages+0x3e7/0x1290
[  295.414460]  ? zap_class+0x640/0x640
[  295.418181]  ? shrink_node+0x16b0/0x16b0
[  295.422235]  ? __lock_is_held+0xb5/0x140
[  295.426307]  try_to_free_pages+0x4d0/0xb90
[  295.430543]  ? do_try_to_free_pages+0x1290/0x1290
[  295.435393]  ? lock_acquire+0x1ed/0x520
[  295.439363]  ? set_page_refcounted+0x280/0x280
[  295.443946]  ? lock_release+0xa00/0xa00
[  295.447913]  ? _raw_spin_unlock_irq+0x60/0x80
[  295.452415]  ? psi_memstall_enter+0x240/0x2b0
[  295.456904]  ? psi_memstall_tick+0x230/0x230
[  295.461319]  __alloc_pages_slowpath+0xa14/0x2e10
[  295.466092]  ? warn_alloc+0x120/0x120
[  295.469883]  ? mark_held_locks+0x130/0x130
[  295.474117]  ? find_get_entry+0xaae/0x1120
[  295.478353]  ? filemap_map_pages+0x1a20/0x1a20
[  295.482933]  ? zap_class+0x640/0x640
[  295.486648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.492180]  ? check_preemption_disabled+0x48/0x280
[  295.497194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.502724]  ? should_fail+0x22d/0xd01
[  295.506612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.511711]  ? zap_class+0x640/0x640
[  295.515444]  ? __lock_is_held+0xb5/0x140
[  295.519504]  ? mark_held_locks+0x130/0x130
[  295.523736]  ? lock_release+0xa00/0xa00
[  295.527707]  ? perf_trace_sched_process_exec+0x860/0x860
[  295.533155]  ? xa_load+0x2ba/0x460
[  295.536708]  ? lock_downgrade+0x900/0x900
[  295.540856]  ? __might_sleep+0x95/0x190
[  295.544825]  __alloc_pages_nodemask+0xa80/0xde0
[  295.549494]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  295.554507]  ? __page_cache_alloc+0x191/0x5c0
[  295.558996]  ? xa_load+0x2e1/0x460
[  295.562544]  ? xa_clear_mark+0x40/0x40
[  295.566431]  ? zap_class+0x640/0x640
[  295.570143]  ? zap_class+0x640/0x640
[  295.573849]  ? zap_class+0x640/0x640
[  295.577556]  ? __do_page_cache_readahead+0x663/0x810
[  295.582658]  ? find_held_lock+0x36/0x1c0
[  295.586715]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  295.592249]  alloc_pages_current+0x173/0x350
[  295.596661]  __page_cache_alloc+0x38c/0x5c0
[  295.600973]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  295.605901]  ? kasan_check_read+0x11/0x20
[  295.610040]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  295.615314]  ? generic_perform_write+0x6a0/0x6a0
[  295.620063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.625597]  ? check_preemption_disabled+0x48/0x280
[  295.630613]  filemap_fault+0x1595/0x25f0
[  295.634683]  ? __lock_page_or_retry+0xa00/0xa00
[  295.639347]  ? mark_held_locks+0x130/0x130
[  295.643587]  ? filemap_map_pages+0xd6b/0x1a20
[  295.648090]  ? lock_downgrade+0x900/0x900
[  295.652233]  ? check_preemption_disabled+0x48/0x280
[  295.657251]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  295.662179]  ? kasan_check_read+0x11/0x20
[  295.666321]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  295.671595]  ? rcu_softirq_qs+0x20/0x20
[  295.675576]  ? filemap_map_pages+0xd92/0x1a20
[  295.680067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.685603]  ? find_get_entries_tag+0x1400/0x1400
[  295.690449]  ? __lock_acquire+0x62f/0x4c20
[  295.694691]  ? lock_acquire+0x1ed/0x520
[  295.698659]  ? ext4_filemap_fault+0x7a/0xad
[  295.702978]  ? lock_release+0xa00/0xa00
[  295.706945]  ? perf_trace_sched_process_exec+0x860/0x860
[  295.712409]  ? print_usage_bug+0xc0/0xc0
[  295.716478]  ? print_usage_bug+0xc0/0xc0
[  295.720552]  ? down_read+0x8d/0x120
[  295.724173]  ? ext4_filemap_fault+0x7a/0xad
[  295.728493]  ? __down_interruptible+0x700/0x700
[  295.733169]  ext4_filemap_fault+0x82/0xad
[  295.737313]  __do_fault+0x100/0x6b0
[  295.740937]  ? pmd_devmap_trans_unstable+0x220/0x220
[  295.746041]  ? mark_held_locks+0x130/0x130
[  295.750376]  ? mark_held_locks+0x130/0x130
[  295.754606]  ? find_held_lock+0x36/0x1c0
[  295.758668]  ? find_held_lock+0x36/0x1c0
[  295.762724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.768267]  __handle_mm_fault+0x3ea0/0x5be0
[  295.772669]  ? poll_select_copy_remaining+0x18c/0x6a0
[  295.777860]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  295.782699]  ? __might_fault+0x12b/0x1e0
[  295.786768]  ? lock_downgrade+0x900/0x900
[  295.790917]  ? zap_class+0x640/0x640
[  295.794624]  ? zap_class+0x640/0x640
[  295.798336]  ? find_held_lock+0x36/0x1c0
[  295.802403]  ? handle_mm_fault+0x42a/0xc70
[  295.806638]  ? lock_downgrade+0x900/0x900
[  295.810780]  ? check_preemption_disabled+0x48/0x280
[  295.815791]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  295.820715]  ? kasan_check_read+0x11/0x20
[  295.824854]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  295.830126]  ? rcu_softirq_qs+0x20/0x20
[  295.834094]  ? trace_hardirqs_off_caller+0x310/0x310
[  295.839192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.844724]  ? check_preemption_disabled+0x48/0x280
[  295.849738]  handle_mm_fault+0x54f/0xc70
[  295.853798]  ? __handle_mm_fault+0x5be0/0x5be0
[  295.858377]  ? find_vma+0x34/0x190
[  295.861914]  __do_page_fault+0x5e8/0xe60
[  295.865967]  ? trace_hardirqs_off+0xb8/0x310
[  295.870381]  do_page_fault+0xf2/0x7e0
[  295.874177]  ? vmalloc_sync_all+0x30/0x30
[  295.878321]  ? error_entry+0x70/0xd0
[  295.882030]  ? trace_hardirqs_off_caller+0xbb/0x310
[  295.887040]  ? trace_hardirqs_on_caller+0xc0/0x310
[  295.891966]  ? syscall_return_slowpath+0x5e0/0x5e0
[  295.896887]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.901726]  ? trace_hardirqs_on_caller+0x310/0x310
[  295.906734]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.912193]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  295.917207]  ? prepare_exit_to_usermode+0x291/0x3b0
[  295.922224]  ? page_fault+0x8/0x30
[  295.925768]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.930691]  ? page_fault+0x8/0x30
[  295.934225]  page_fault+0x1e/0x30
[  295.937681] RIP: 0033:0x7f30b3a05dd3
[  295.941399] Code: Bad RIP value.
[  295.944754] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  295.950110] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  295.957372] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  295.964632] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  295.971897] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  295.979161] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  295.986444] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  295.986449] warn_alloc_show_mem: 1 callbacks suppressed
[  295.986455] Mem-Info:
[  295.993809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  295.999181] active_anon:48525 inactive_anon:197 isolated_anon:0
[  295.999181]  active_file:12 inactive_file:12 isolated_file:0
[  295.999181]  unevictable:0 dirty:0 writeback:0 unstable:0
[  295.999181]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  295.999181]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  295.999181]  free:13677 free_pcp:357 free_cma:0
[  296.001551] Call Trace:
[  296.010923] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  296.043758]  <IRQ>
[  296.046321] 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
[  296.073809]  dump_stack+0x244/0x39d
[  296.075929] lowmem_reserve[]: 0 2818 6321 6321
[  296.102028]  ? dump_stack_print_info.cold.1+0x20/0x20
[  296.105624] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  296.110203]  warn_alloc.cold.116+0xb7/0x1bd
[  296.115354] lowmem_reserve[]: 0 0 3503 3503
[  296.142926]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.147222] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  296.151534]  ? lock_downgrade+0x900/0x900
[  296.156340] lowmem_reserve[]: 0 0 0 0
[  296.185312]  ? trace_hardirqs_off+0xb8/0x310
[  296.189441] 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
[  296.193240]  ? trace_hardirqs_off+0xb8/0x310
[  296.197616] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  296.211134]  __alloc_pages_slowpath+0x26e8/0x2e10
[  296.215509] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  296.230868]  ? warn_alloc+0x120/0x120
[  296.235668] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  296.250220]  ? print_usage_bug+0xc0/0xc0
[  296.253997] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  296.262815]  ? warn_alloc+0x120/0x120
[  296.266845] 268 total pagecache pages
[  296.275406]  ? warn_alloc+0x120/0x120
[  296.279184] 0 pages in swap cache
[  296.282968]  ? print_usage_bug+0xc0/0xc0
[  296.286740] Swap cache stats: add 0, delete 0, find 0/0
[  296.290175]  ? print_usage_bug+0xc0/0xc0
[  296.294210] Free swap  = 0kB
[  296.299559]  ? __lock_acquire+0x62f/0x4c20
[  296.303592] Total swap = 0kB
[  296.306599]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.310801] 1965979 pages RAM
[  296.313807]  ? should_fail+0x22d/0xd01
[  296.319320] 0 pages HighMem/MovableOnly
[  296.319327] 342853 pages reserved
[  296.322419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.326273] 0 pages cma reserved
[  296.330231]  ? __lock_acquire+0x62f/0x4c20
[  296.333706] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  296.338741]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.338754]  ? __lock_acquire+0x62f/0x4c20
[  296.338768]  ? should_fail+0x22d/0xd01
[  296.342160] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  296.346326]  ? find_held_lock+0x36/0x1c0
[  296.352788] init cpuset=/ mems_allowed=0
[  296.357884]  ? mark_held_locks+0x130/0x130
[  296.387957]  ? mark_held_locks+0x130/0x130
[  296.392183]  ? zap_class+0x640/0x640
[  296.395903]  ? zap_class+0x640/0x640
[  296.399612]  ? print_usage_bug+0xc0/0xc0
[  296.403670]  ? do_raw_spin_unlock+0xa7/0x330
[  296.408074]  ? zap_class+0x640/0x640
[  296.411781]  ? print_usage_bug+0xc0/0xc0
[  296.415834]  ? wq_watchdog_touch+0x9c/0xfe
[  296.420067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.425601]  ? check_preemption_disabled+0x48/0x280
[  296.430623]  ? __lock_is_held+0xb5/0x140
[  296.434682]  __alloc_pages_nodemask+0xa80/0xde0
[  296.439345]  ? zap_class+0x640/0x640
[  296.443059]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  296.448081]  ? find_held_lock+0x36/0x1c0
[  296.452148]  ? ____cache_alloc_node+0x1c7/0x1e0
[  296.456814]  ? lock_downgrade+0x900/0x900
[  296.460967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.466499]  cache_grow_begin+0xa5/0x8c0
[  296.470556]  ? do_raw_spin_unlock+0xa7/0x330
[  296.474969]  fallback_alloc+0x204/0x2e0
[  296.478950]  ____cache_alloc_node+0x1c7/0x1e0
[  296.483444]  kmem_cache_alloc_node+0xe3/0x730
[  296.487937]  ? ipv6_get_ifaddr+0x42e/0x620
[  296.492190]  __alloc_skb+0x119/0x770
[  296.495900]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.501174]  ? netdev_alloc_frag+0x1f0/0x1f0
[  296.505583]  ? lock_downgrade+0x900/0x900
[  296.509730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.515264]  ? refcount_sub_and_test_checked+0x203/0x310
[  296.520714]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  296.526161]  ? addrconf_rs_timer+0x690/0x690
[  296.530583]  ndisc_alloc_skb+0x144/0x340
[  296.534640]  ndisc_send_rs+0x331/0x6e0
[  296.538530]  addrconf_rs_timer+0x314/0x690
[  296.542767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.547001]  call_timer_fn+0x272/0x920
[  296.550881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.555108]  ? process_timeout+0x40/0x40
[  296.559192]  ? __run_timers+0x7da/0xc70
[  296.563161]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.567659]  ? _raw_spin_unlock_irq+0x27/0x80
[  296.572149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.576386]  ? lockdep_hardirqs_on+0x296/0x5b0
[  296.581295]  ? trace_hardirqs_on+0xbd/0x310
[  296.585608]  ? kasan_check_read+0x11/0x20
[  296.589753]  ? __run_timers+0x7da/0xc70
[  296.593721]  ? trace_hardirqs_off_caller+0x310/0x310
[  296.598826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.603058]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  296.607287]  __run_timers+0x7e5/0xc70
[  296.611092]  ? timer_fixup_init+0x70/0x70
[  296.615246]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.620257]  ? zap_class+0x640/0x640
[  296.623966]  ? enqueue_hrtimer+0x1a5/0x560
[  296.628208]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  296.633399]  ? find_held_lock+0x36/0x1c0
[  296.637458]  ? zap_class+0x640/0x640
[  296.641168]  ? pvclock_read_flags+0x160/0x160
[  296.645667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.651205]  ? check_preemption_disabled+0x48/0x280
[  296.656224]  ? __lock_is_held+0xb5/0x140
[  296.660281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.665811]  ? check_preemption_disabled+0x48/0x280
[  296.670827]  run_timer_softirq+0x52/0xb0
[  296.674882]  ? rcu_read_lock_sched_held+0x14f/0x180
[  296.679892]  __do_softirq+0x308/0xb7e
[  296.683692]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  296.688196]  ? lock_downgrade+0x900/0x900
[  296.692346]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  296.697461]  ? pvclock_read_flags+0x160/0x160
[  296.701962]  ? lapic_next_event+0x5a/0x90
[  296.706106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.711646]  ? kvm_clock_read+0x18/0x30
[  296.715617]  ? kvm_sched_clock_read+0x9/0x20
[  296.720018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.725549]  ? check_preemption_disabled+0x48/0x280
[  296.730564]  irq_exit+0x17f/0x1c0
[  296.734012]  smp_apic_timer_interrupt+0x1cb/0x760
[  296.738846]  ? smp_reschedule_interrupt+0x109/0x650
[  296.743859]  ? smp_call_function_single_interrupt+0x650/0x650
[  296.750223]  ? interrupt_entry+0xb5/0xc0
[  296.754282]  ? trace_hardirqs_off_caller+0xbb/0x310
[  296.759295]  ? trace_hardirqs_off_caller+0xbb/0x310
[  296.764310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.769149]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.774173]  ? trace_hardirqs_on_caller+0x310/0x310
[  296.779190]  ? task_prio+0x50/0x50
[  296.782727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.788259]  ? check_preemption_disabled+0x48/0x280
[  296.793274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.798118]  apic_timer_interrupt+0xf/0x20
[  296.802340]  </IRQ>
[  296.804573] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  296.809500] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  296.828407] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  296.836121] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  296.843389] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  296.850651] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  296.857919] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  296.865186] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  296.872493]  skb_clone+0x1bb/0x500
[  296.876030]  ? finish_task_switch+0x2f4/0x910
[  296.880518]  ? skb_split+0x11e0/0x11e0
[  296.884403]  ? preempt_notifier_register+0x200/0x200
[  296.889497]  ? __switch_to_asm+0x34/0x70
[  296.893562]  ? __switch_to_asm+0x34/0x70
[  296.897615]  ? __switch_to_asm+0x40/0x70
[  296.901670]  ? __switch_to_asm+0x34/0x70
[  296.905724]  ? __switch_to_asm+0x40/0x70
[  296.909780]  ? __switch_to_asm+0x34/0x70
[  296.913836]  ? __switch_to_asm+0x40/0x70
[  296.917892]  ? __switch_to_asm+0x34/0x70
[  296.921950]  ? __switch_to_asm+0x34/0x70
[  296.926001]  ? __switch_to_asm+0x40/0x70
[  296.930053]  ? __switch_to_asm+0x34/0x70
[  296.934116]  bpf_clone_redirect+0xb9/0x490
[  296.938354]  ? __schedule+0x8d7/0x21d0
[  296.942239]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  296.947254]  ? __sched_text_start+0x8/0x8
[  296.951397]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  296.956168]  ? find_held_lock+0x36/0x1c0
[  296.960237]  ? lock_acquire+0x1ed/0x520
[  296.964206]  ? bpf_test_run+0x3cb/0x780
[  296.968187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.973721]  ? check_preemption_disabled+0x48/0x280
[  296.978734]  ? kasan_check_read+0x11/0x20
[  296.982874]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  296.988159]  ? rcu_softirq_qs+0x20/0x20
[  296.992127]  ? preempt_schedule+0x4d/0x60
[  296.996276]  ? ___preempt_schedule+0x16/0x18
[  297.000684]  ? bpf_test_run+0x25d/0x780
[  297.004661]  ? netlink_diag_dump+0x2a0/0x2a0
[  297.009070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.014602]  ? bpf_test_init.isra.10+0x70/0x100
[  297.019271]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  297.024204]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  297.029041]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  297.034573]  ? fput+0x130/0x1a0
[  297.037846]  ? __bpf_prog_get+0x9b/0x290
[  297.041908]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  297.046745]  ? bpf_prog_test_run+0x130/0x1a0
[  297.051155]  ? __x64_sys_bpf+0x3d8/0x520
[  297.055214]  ? bpf_prog_get+0x20/0x20
[  297.059026]  ? do_syscall_64+0x1b9/0x820
[  297.063079]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  297.068441]  ? syscall_return_slowpath+0x5e0/0x5e0
[  297.073371]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.078211]  ? trace_hardirqs_on_caller+0x310/0x310
[  297.083224]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  297.088251]  ? prepare_exit_to_usermode+0x291/0x3b0
[  297.093270]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.098112]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  297.103493] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  297.103554] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  297.109638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.109643] Call Trace:
[  297.109648]  <IRQ>
[  297.109664]  dump_stack+0x244/0x39d
[  297.109682]  ? dump_stack_print_info.cold.1+0x20/0x20
[  297.116199] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  297.125689]  warn_alloc.cold.116+0xb7/0x1bd
[  297.128238] syz-executor5 cpuset=syz5 mems_allowed=0
[  297.130374]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  297.163827]  ? lock_downgrade+0x900/0x900
[  297.167975]  ? trace_hardirqs_off+0xb8/0x310
[  297.172386]  ? trace_hardirqs_off+0xb8/0x310
[  297.176799]  __alloc_pages_slowpath+0x26e8/0x2e10
[  297.181657]  ? warn_alloc+0x120/0x120
[  297.185456]  ? print_usage_bug+0xc0/0xc0
[  297.189510]  ? warn_alloc+0x120/0x120
[  297.193310]  ? warn_alloc+0x120/0x120
[  297.197108]  ? print_usage_bug+0xc0/0xc0
[  297.201174]  ? print_usage_bug+0xc0/0xc0
[  297.205234]  ? __lock_acquire+0x62f/0x4c20
[  297.209466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.214996]  ? should_fail+0x22d/0xd01
[  297.218896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.224003]  ? __lock_acquire+0x62f/0x4c20
[  297.228248]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.233344]  ? __lock_acquire+0x62f/0x4c20
[  297.237575]  ? should_fail+0x22d/0xd01
[  297.241455]  ? find_held_lock+0x36/0x1c0
[  297.245520]  ? mark_held_locks+0x130/0x130
[  297.249756]  ? mark_held_locks+0x130/0x130
[  297.253981]  ? zap_class+0x640/0x640
[  297.257688]  ? zap_class+0x640/0x640
[  297.261402]  ? print_usage_bug+0xc0/0xc0
[  297.265458]  ? do_raw_spin_unlock+0xa7/0x330
[  297.269861]  ? zap_class+0x640/0x640
[  297.273574]  ? print_usage_bug+0xc0/0xc0
[  297.277632]  ? wq_watchdog_touch+0x9c/0xfe
[  297.281867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.287407]  ? check_preemption_disabled+0x48/0x280
[  297.292424]  ? __lock_is_held+0xb5/0x140
[  297.296486]  __alloc_pages_nodemask+0xa80/0xde0
[  297.301148]  ? zap_class+0x640/0x640
[  297.304862]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  297.309884]  ? find_held_lock+0x36/0x1c0
[  297.313952]  ? ____cache_alloc_node+0x1c7/0x1e0
[  297.318618]  ? lock_downgrade+0x900/0x900
[  297.322767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.328304]  cache_grow_begin+0xa5/0x8c0
[  297.332357]  ? do_raw_spin_unlock+0xa7/0x330
[  297.336774]  fallback_alloc+0x204/0x2e0
[  297.340745]  ____cache_alloc_node+0x1c7/0x1e0
[  297.345241]  kmem_cache_alloc_node+0xe3/0x730
[  297.349729]  ? ipv6_get_ifaddr+0x42e/0x620
[  297.353965]  __alloc_skb+0x119/0x770
[  297.357670]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  297.362945]  ? netdev_alloc_frag+0x1f0/0x1f0
[  297.367346]  ? lock_downgrade+0x900/0x900
[  297.371502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.377034]  ? refcount_sub_and_test_checked+0x203/0x310
[  297.382481]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  297.387924]  ? addrconf_rs_timer+0x690/0x690
[  297.392342]  ndisc_alloc_skb+0x144/0x340
[  297.396413]  ndisc_send_rs+0x331/0x6e0
[  297.400299]  addrconf_rs_timer+0x314/0x690
[  297.405662]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.409902]  call_timer_fn+0x272/0x920
[  297.413781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.418123]  ? process_timeout+0x40/0x40
[  297.422189]  ? mark_held_locks+0xc7/0x130
[  297.426332]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.430826]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.435311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.439542]  ? lockdep_hardirqs_on+0x296/0x5b0
[  297.444124]  ? trace_hardirqs_on+0xbd/0x310
[  297.448440]  ? kasan_check_read+0x11/0x20
[  297.452579]  ? __run_timers+0x7da/0xc70
[  297.456546]  ? trace_hardirqs_off_caller+0x310/0x310
[  297.461647]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.465884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.470116]  __run_timers+0x7e5/0xc70
[  297.473919]  ? timer_fixup_init+0x70/0x70
[  297.478062]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.483072]  ? zap_class+0x640/0x640
[  297.486792]  ? print_usage_bug+0xc0/0xc0
[  297.490849]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  297.496042]  ? find_held_lock+0x36/0x1c0
[  297.500108]  ? zap_class+0x640/0x640
[  297.503820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.509350]  ? check_preemption_disabled+0x48/0x280
[  297.514378]  ? __lock_is_held+0xb5/0x140
[  297.518519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.524053]  ? check_preemption_disabled+0x48/0x280
[  297.529067]  run_timer_softirq+0x52/0xb0
[  297.533128]  ? rcu_read_lock_sched_held+0x14f/0x180
[  297.538144]  __do_softirq+0x308/0xb7e
[  297.541944]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  297.546431]  ? lock_downgrade+0x900/0x900
[  297.550574]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  297.555678]  ? pvclock_read_flags+0x160/0x160
[  297.560169]  ? lapic_next_event+0x5a/0x90
[  297.564311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.569848]  ? kvm_clock_read+0x18/0x30
[  297.573815]  ? kvm_sched_clock_read+0x9/0x20
[  297.578220]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.584002]  ? check_preemption_disabled+0x48/0x280
[  297.589182]  irq_exit+0x17f/0x1c0
[  297.592629]  smp_apic_timer_interrupt+0x1cb/0x760
[  297.597467]  ? smp_call_function_single_interrupt+0x650/0x650
[  297.603351]  ? interrupt_entry+0xb5/0xc0
[  297.607497]  ? trace_hardirqs_off_caller+0xbb/0x310
[  297.612505]  ? trace_hardirqs_off_caller+0xbb/0x310
[  297.617519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.622361]  ? trace_hardirqs_on_caller+0x310/0x310
[  297.627370]  ? trace_hardirqs_on_caller+0x310/0x310
[  297.632384]  ? task_prio+0x50/0x50
[  297.635919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.641452]  ? check_preemption_disabled+0x48/0x280
[  297.646467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.651313]  apic_timer_interrupt+0xf/0x20
[  297.655551]  </IRQ>
[  297.657782] RIP: 0010:write_comp_data+0x1b/0x70
[  297.662450] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  297.681347] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  297.689048] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  297.696318] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  297.703582] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  297.710843] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  297.718108] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  297.725385]  ? do_shrink_slab+0x1c5/0xd30
[  297.729533]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.734903]  do_shrink_slab+0x1c5/0xd30
[  297.738873]  ? lock_acquire+0x1ed/0x520
[  297.742846]  ? snapshot_refaults+0x290/0x290
[  297.747252]  ? lock_release+0xa00/0xa00
[  297.751224]  ? perf_trace_sched_process_exec+0x860/0x860
[  297.756679]  ? down_read_trylock+0xda/0x140
[  297.760990]  ? shrink_slab+0x207/0x8c0
[  297.764875]  ? downgrade_write+0x270/0x270
[  297.769119]  shrink_slab+0x389/0x8c0
[  297.772827]  ? shrink_active_list+0x1f00/0x1f00
[  297.777499]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  297.783121]  ? kasan_check_read+0x11/0x20
[  297.787263]  ? do_raw_spin_unlock+0xa7/0x330
[  297.791671]  ? ___preempt_schedule+0x16/0x18
[  297.796090]  ? _raw_spin_unlock+0x3f/0x50
[  297.800238]  shrink_node+0x431/0x16b0
[  297.804035]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  297.809332]  ? shrink_node_memcg+0x18f0/0x18f0
[  297.813908]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  297.818485]  ? trace_hardirqs_on+0xbd/0x310
[  297.822799]  ? vmpressure+0x271/0x340
[  297.826609]  ? do_raw_spin_trylock+0x270/0x270
[  297.831198]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  297.836733]  ? __cpuset_node_allowed+0x19b/0x660
[  297.841497]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  297.847202]  ? vmpressure+0x1a2/0x340
[  297.851003]  do_try_to_free_pages+0x3e7/0x1290
[  297.855577]  ? zap_class+0x640/0x640
[  297.859303]  ? shrink_node+0x16b0/0x16b0
[  297.863365]  ? __lock_is_held+0xb5/0x140
[  297.867441]  try_to_free_pages+0x4d0/0xb90
[  297.871673]  ? do_try_to_free_pages+0x1290/0x1290
[  297.876523]  ? lock_acquire+0x1ed/0x520
[  297.880492]  ? set_page_refcounted+0x280/0x280
[  297.885081]  ? lock_release+0xa00/0xa00
[  297.889053]  ? _raw_spin_unlock_irq+0x60/0x80
[  297.893555]  ? psi_memstall_enter+0x240/0x2b0
[  297.898044]  ? psi_memstall_tick+0x230/0x230
[  297.902460]  __alloc_pages_slowpath+0xa14/0x2e10
[  297.907234]  ? warn_alloc+0x120/0x120
[  297.911026]  ? mark_held_locks+0x130/0x130
[  297.915260]  ? find_get_entry+0xaae/0x1120
[  297.919499]  ? filemap_map_pages+0x1a20/0x1a20
[  297.924087]  ? zap_class+0x640/0x640
[  297.927800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.933335]  ? check_preemption_disabled+0x48/0x280
[  297.938343]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.943874]  ? should_fail+0x22d/0xd01
[  297.947847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.952948]  ? zap_class+0x640/0x640
[  297.956681]  ? __lock_is_held+0xb5/0x140
[  297.960748]  ? mark_held_locks+0x130/0x130
[  297.964982]  ? lock_release+0xa00/0xa00
[  297.968952]  ? perf_trace_sched_process_exec+0x860/0x860
[  297.974401]  ? xa_load+0x2ba/0x460
[  297.977935]  ? lock_downgrade+0x900/0x900
[  297.982091]  ? __might_sleep+0x95/0x190
[  297.986073]  __alloc_pages_nodemask+0xa80/0xde0
[  297.990749]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  297.995765]  ? __page_cache_alloc+0x191/0x5c0
[  298.000256]  ? xa_load+0x2e1/0x460
[  298.003794]  ? xa_clear_mark+0x40/0x40
[  298.007679]  ? zap_class+0x640/0x640
[  298.011395]  ? zap_class+0x640/0x640
[  298.015105]  ? zap_class+0x640/0x640
[  298.018817]  ? __do_page_cache_readahead+0x663/0x810
[  298.023921]  ? find_held_lock+0x36/0x1c0
[  298.027984]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  298.033522]  alloc_pages_current+0x173/0x350
[  298.037930]  __page_cache_alloc+0x38c/0x5c0
[  298.042248]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  298.047175]  ? kasan_check_read+0x11/0x20
[  298.051320]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.056594]  ? generic_perform_write+0x6a0/0x6a0
[  298.061350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.066886]  ? check_preemption_disabled+0x48/0x280
[  298.071904]  filemap_fault+0x1595/0x25f0
[  298.075971]  ? __lock_page_or_retry+0xa00/0xa00
[  298.080636]  ? mark_held_locks+0x130/0x130
[  298.084876]  ? filemap_map_pages+0xd6b/0x1a20
[  298.089369]  ? lock_downgrade+0x900/0x900
[  298.093514]  ? check_preemption_disabled+0x48/0x280
[  298.098525]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  298.103452]  ? kasan_check_read+0x11/0x20
[  298.108260]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.113530]  ? rcu_softirq_qs+0x20/0x20
[  298.117514]  ? filemap_map_pages+0xd92/0x1a20
[  298.122010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.127555]  ? find_get_entries_tag+0x1400/0x1400
[  298.132399]  ? __lock_acquire+0x62f/0x4c20
[  298.136640]  ? lock_acquire+0x1ed/0x520
[  298.140610]  ? ext4_filemap_fault+0x7a/0xad
[  298.144937]  ? lock_release+0xa00/0xa00
[  298.148905]  ? perf_trace_sched_process_exec+0x860/0x860
[  298.154352]  ? print_usage_bug+0xc0/0xc0
[  298.158408]  ? print_usage_bug+0xc0/0xc0
[  298.162472]  ? down_read+0x8d/0x120
[  298.166093]  ? ext4_filemap_fault+0x7a/0xad
[  298.170411]  ? __down_interruptible+0x700/0x700
[  298.175080]  ext4_filemap_fault+0x82/0xad
[  298.179228]  __do_fault+0x100/0x6b0
[  298.182852]  ? pmd_devmap_trans_unstable+0x220/0x220
[  298.187951]  ? mark_held_locks+0x130/0x130
[  298.192183]  ? mark_held_locks+0x130/0x130
[  298.196490]  ? find_held_lock+0x36/0x1c0
[  298.200549]  ? find_held_lock+0x36/0x1c0
[  298.204613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.210150]  __handle_mm_fault+0x3ea0/0x5be0
[  298.214558]  ? poll_select_copy_remaining+0x18c/0x6a0
[  298.219750]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  298.224594]  ? __might_fault+0x12b/0x1e0
[  298.228651]  ? lock_downgrade+0x900/0x900
[  298.232803]  ? zap_class+0x640/0x640
[  298.236511]  ? zap_class+0x640/0x640
[  298.240226]  ? find_held_lock+0x36/0x1c0
[  298.244293]  ? handle_mm_fault+0x42a/0xc70
[  298.248526]  ? lock_downgrade+0x900/0x900
[  298.252670]  ? check_preemption_disabled+0x48/0x280
[  298.257684]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  298.262610]  ? kasan_check_read+0x11/0x20
[  298.266751]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.272025]  ? rcu_softirq_qs+0x20/0x20
[  298.276001]  ? trace_hardirqs_off_caller+0x310/0x310
[  298.281106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.286639]  ? check_preemption_disabled+0x48/0x280
[  298.291661]  handle_mm_fault+0x54f/0xc70
[  298.295724]  ? __handle_mm_fault+0x5be0/0x5be0
[  298.300312]  ? find_vma+0x34/0x190
[  298.303853]  __do_page_fault+0x5e8/0xe60
[  298.307911]  ? trace_hardirqs_off+0xb8/0x310
[  298.312323]  do_page_fault+0xf2/0x7e0
[  298.316121]  ? vmalloc_sync_all+0x30/0x30
[  298.320266]  ? error_entry+0x70/0xd0
[  298.323982]  ? trace_hardirqs_off_caller+0xbb/0x310
[  298.328993]  ? trace_hardirqs_on_caller+0xc0/0x310
[  298.333927]  ? syscall_return_slowpath+0x5e0/0x5e0
[  298.338854]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.343692]  ? trace_hardirqs_on_caller+0x310/0x310
[  298.348704]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.354150]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  298.359166]  ? prepare_exit_to_usermode+0x291/0x3b0
[  298.364178]  ? page_fault+0x8/0x30
[  298.367717]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.372556]  ? page_fault+0x8/0x30
[  298.376091]  page_fault+0x1e/0x30
[  298.379536] RIP: 0033:0x7f30b3a05dd3
[  298.383264] Code: Bad RIP value.
[  298.386710] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  298.392070] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  298.399336] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  298.406602] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  298.413864] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  298.421133] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  298.428422] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  298.428427] warn_alloc_show_mem: 1 callbacks suppressed
[  298.428433] Mem-Info:
[  298.435614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  298.440973] active_anon:48525 inactive_anon:197 isolated_anon:0
[  298.440973]  active_file:12 inactive_file:12 isolated_file:0
[  298.440973]  unevictable:0 dirty:0 writeback:0 unstable:0
[  298.440973]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  298.440973]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  298.440973]  free:13677 free_pcp:357 free_cma:0
[  298.443343] Call Trace:
[  298.452715] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  298.485571]  <IRQ>
[  298.488139] 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
[  298.515627]  dump_stack+0x244/0x39d
[  298.517746] lowmem_reserve[]: 0 2818 6321 6321
[  298.543851]  ? dump_stack_print_info.cold.1+0x20/0x20
[  298.547446] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  298.552030]  warn_alloc.cold.116+0xb7/0x1bd
[  298.557184] lowmem_reserve[]: 0 0 3503 3503
[  298.584779]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  298.589072] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  298.593389]  ? lock_downgrade+0x900/0x900
[  298.598201] lowmem_reserve[]: 0 0 0 0
[  298.627190]  ? trace_hardirqs_off+0xb8/0x310
[  298.631306] 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
[  298.635108]  ? trace_hardirqs_off+0xb8/0x310
[  298.639488] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  298.653013]  __alloc_pages_slowpath+0x26e8/0x2e10
[  298.657387] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  298.672743]  ? warn_alloc+0x120/0x120
[  298.677545] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  298.692092]  ? print_usage_bug+0xc0/0xc0
[  298.695870] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  298.704779]  ? warn_alloc+0x120/0x120
[  298.708816] 268 total pagecache pages
[  298.717381]  ? warn_alloc+0x120/0x120
[  298.721159] 0 pages in swap cache
[  298.724940]  ? print_usage_bug+0xc0/0xc0
[  298.728715] Swap cache stats: add 0, delete 0, find 0/0
[  298.732153]  ? print_usage_bug+0xc0/0xc0
[  298.736186] Free swap  = 0kB
[  298.741540]  ? __lock_acquire+0x62f/0x4c20
[  298.745572] Total swap = 0kB
[  298.749087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.753294] 1965979 pages RAM
[  298.756299]  ? should_fail+0x22d/0xd01
[  298.761808] 0 pages HighMem/MovableOnly
[  298.764903]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.768763] 342853 pages reserved
[  298.772724]  ? __lock_acquire+0x62f/0x4c20
[  298.777798] 0 pages cma reserved
[  298.781238]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.785522] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  298.788797]  ? __lock_acquire+0x62f/0x4c20
[  298.788810]  ? should_fail+0x22d/0xd01
[  298.788826]  ? find_held_lock+0x36/0x1c0
[  298.793957] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  298.800389]  ? mark_held_locks+0x130/0x130
[  298.804592] init cpuset=/ mems_allowed=0
[  298.808471]  ? mark_held_locks+0x130/0x130
[  298.834671]  ? zap_class+0x640/0x640
[  298.838379]  ? zap_class+0x640/0x640
[  298.842094]  ? print_usage_bug+0xc0/0xc0
[  298.846146]  ? do_raw_spin_unlock+0xa7/0x330
[  298.850552]  ? zap_class+0x640/0x640
[  298.854263]  ? print_usage_bug+0xc0/0xc0
[  298.858317]  ? wq_watchdog_touch+0x9c/0xfe
[  298.862549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.868085]  ? check_preemption_disabled+0x48/0x280
[  298.873106]  ? __lock_is_held+0xb5/0x140
[  298.877167]  __alloc_pages_nodemask+0xa80/0xde0
[  298.881829]  ? zap_class+0x640/0x640
[  298.885540]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  298.890565]  ? find_held_lock+0x36/0x1c0
[  298.894635]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.899302]  ? lock_downgrade+0x900/0x900
[  298.903467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.909006]  cache_grow_begin+0xa5/0x8c0
[  298.913064]  ? do_raw_spin_unlock+0xa7/0x330
[  298.917473]  fallback_alloc+0x204/0x2e0
[  298.921449]  ____cache_alloc_node+0x1c7/0x1e0
[  298.925948]  kmem_cache_alloc_node+0xe3/0x730
[  298.930451]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.934694]  __alloc_skb+0x119/0x770
[  298.938404]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  298.943680]  ? netdev_alloc_frag+0x1f0/0x1f0
[  298.948084]  ? lock_downgrade+0x900/0x900
[  298.952232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.957767]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.963214]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.968658]  ? addrconf_rs_timer+0x690/0x690
[  298.973071]  ndisc_alloc_skb+0x144/0x340
[  298.977132]  ndisc_send_rs+0x331/0x6e0
[  298.981024]  addrconf_rs_timer+0x314/0x690
[  298.985258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.989498]  call_timer_fn+0x272/0x920
[  298.993992]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.998224]  ? process_timeout+0x40/0x40
[  299.002314]  ? __run_timers+0x7da/0xc70
[  299.006287]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.010775]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.015264]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.019516]  ? lockdep_hardirqs_on+0x296/0x5b0
[  299.024093]  ? trace_hardirqs_on+0xbd/0x310
[  299.028408]  ? kasan_check_read+0x11/0x20
[  299.032551]  ? __run_timers+0x7da/0xc70
[  299.036522]  ? trace_hardirqs_off_caller+0x310/0x310
[  299.041622]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.045859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.050088]  __run_timers+0x7e5/0xc70
[  299.053890]  ? timer_fixup_init+0x70/0x70
[  299.058036]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.063056]  ? zap_class+0x640/0x640
[  299.066769]  ? enqueue_hrtimer+0x1a5/0x560
[  299.071000]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.076192]  ? find_held_lock+0x36/0x1c0
[  299.080268]  ? zap_class+0x640/0x640
[  299.083987]  ? pvclock_read_flags+0x160/0x160
[  299.088477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.094012]  ? check_preemption_disabled+0x48/0x280
[  299.099031]  ? __lock_is_held+0xb5/0x140
[  299.103095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.108631]  ? check_preemption_disabled+0x48/0x280
[  299.113660]  run_timer_softirq+0x52/0xb0
[  299.117721]  ? rcu_read_lock_sched_held+0x14f/0x180
[  299.122735]  __do_softirq+0x308/0xb7e
[  299.126536]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  299.131029]  ? lock_downgrade+0x900/0x900
[  299.135177]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  299.140281]  ? pvclock_read_flags+0x160/0x160
[  299.144774]  ? lapic_next_event+0x5a/0x90
[  299.148918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.154454]  ? kvm_clock_read+0x18/0x30
[  299.158424]  ? kvm_sched_clock_read+0x9/0x20
[  299.162828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.168362]  ? check_preemption_disabled+0x48/0x280
[  299.173386]  irq_exit+0x17f/0x1c0
[  299.176834]  smp_apic_timer_interrupt+0x1cb/0x760
[  299.181672]  ? smp_reschedule_interrupt+0x109/0x650
[  299.186685]  ? smp_call_function_single_interrupt+0x650/0x650
[  299.192569]  ? interrupt_entry+0xb5/0xc0
[  299.196624]  ? trace_hardirqs_off_caller+0xbb/0x310
[  299.201634]  ? trace_hardirqs_off_caller+0xbb/0x310
[  299.206649]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.211489]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.216498]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.221512]  ? task_prio+0x50/0x50
[  299.225048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.230579]  ? check_preemption_disabled+0x48/0x280
[  299.235599]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.240444]  apic_timer_interrupt+0xf/0x20
[  299.244665]  </IRQ>
[  299.246902] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  299.251827] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  299.270721] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  299.278423] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  299.285702] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  299.292969] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  299.300233] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  299.307496] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  299.314789]  skb_clone+0x1bb/0x500
[  299.318324]  ? finish_task_switch+0x2f4/0x910
[  299.322815]  ? skb_split+0x11e0/0x11e0
[  299.326704]  ? preempt_notifier_register+0x200/0x200
[  299.331803]  ? __switch_to_asm+0x34/0x70
[  299.335856]  ? __switch_to_asm+0x34/0x70
[  299.339907]  ? __switch_to_asm+0x40/0x70
[  299.343967]  ? __switch_to_asm+0x34/0x70
[  299.348024]  ? __switch_to_asm+0x40/0x70
[  299.352077]  ? __switch_to_asm+0x34/0x70
[  299.356135]  ? __switch_to_asm+0x40/0x70
[  299.360188]  ? __switch_to_asm+0x34/0x70
[  299.364244]  ? __switch_to_asm+0x34/0x70
[  299.368296]  ? __switch_to_asm+0x40/0x70
[  299.372348]  ? __switch_to_asm+0x34/0x70
[  299.376408]  bpf_clone_redirect+0xb9/0x490
[  299.380724]  ? __schedule+0x8d7/0x21d0
[  299.384610]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  299.389620]  ? __sched_text_start+0x8/0x8
[  299.393762]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  299.398522]  ? find_held_lock+0x36/0x1c0
[  299.402584]  ? lock_acquire+0x1ed/0x520
[  299.406570]  ? bpf_test_run+0x3cb/0x780
[  299.410539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.416073]  ? check_preemption_disabled+0x48/0x280
[  299.421092]  ? kasan_check_read+0x11/0x20
[  299.425234]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  299.430506]  ? rcu_softirq_qs+0x20/0x20
[  299.434479]  ? preempt_schedule+0x4d/0x60
[  299.438715]  ? ___preempt_schedule+0x16/0x18
[  299.443124]  ? bpf_test_run+0x25d/0x780
[  299.447102]  ? netlink_diag_dump+0x2a0/0x2a0
[  299.451508]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.457047]  ? bpf_test_init.isra.10+0x70/0x100
[  299.461724]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  299.466484]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  299.471322]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  299.476857]  ? fput+0x130/0x1a0
[  299.480132]  ? __bpf_prog_get+0x9b/0x290
[  299.484195]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  299.489031]  ? bpf_prog_test_run+0x130/0x1a0
[  299.493435]  ? __x64_sys_bpf+0x3d8/0x520
[  299.497493]  ? bpf_prog_get+0x20/0x20
[  299.501303]  ? do_syscall_64+0x1b9/0x820
[  299.505361]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  299.510745]  ? syscall_return_slowpath+0x5e0/0x5e0
[  299.515669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.520513]  ? trace_hardirqs_on_caller+0x310/0x310
[  299.525527]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  299.530543]  ? prepare_exit_to_usermode+0x291/0x3b0
[  299.535558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.540400]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.545789] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  299.545848] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  299.551939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.551944] Call Trace:
[  299.551949]  <IRQ>
[  299.551965]  dump_stack+0x244/0x39d
[  299.551984]  ? dump_stack_print_info.cold.1+0x20/0x20
[  299.558525] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  299.567807]  warn_alloc.cold.116+0xb7/0x1bd
[  299.570375] syz-executor5 cpuset=syz5 mems_allowed=0
[  299.572515]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.605974]  ? lock_downgrade+0x900/0x900
[  299.610128]  ? trace_hardirqs_off+0xb8/0x310
[  299.614629]  ? trace_hardirqs_off+0xb8/0x310
[  299.619039]  __alloc_pages_slowpath+0x26e8/0x2e10
[  299.623902]  ? warn_alloc+0x120/0x120
[  299.627707]  ? print_usage_bug+0xc0/0xc0
[  299.631765]  ? warn_alloc+0x120/0x120
[  299.635565]  ? warn_alloc+0x120/0x120
[  299.639362]  ? print_usage_bug+0xc0/0xc0
[  299.643420]  ? print_usage_bug+0xc0/0xc0
[  299.647477]  ? __lock_acquire+0x62f/0x4c20
[  299.651711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.657245]  ? should_fail+0x22d/0xd01
[  299.661136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.666238]  ? __lock_acquire+0x62f/0x4c20
[  299.670470]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.675567]  ? __lock_acquire+0x62f/0x4c20
[  299.679799]  ? should_fail+0x22d/0xd01
[  299.683681]  ? find_held_lock+0x36/0x1c0
[  299.687750]  ? mark_held_locks+0x130/0x130
[  299.691984]  ? mark_held_locks+0x130/0x130
[  299.696212]  ? zap_class+0x640/0x640
[  299.699930]  ? zap_class+0x640/0x640
[  299.703641]  ? print_usage_bug+0xc0/0xc0
[  299.707699]  ? do_raw_spin_unlock+0xa7/0x330
[  299.712103]  ? zap_class+0x640/0x640
[  299.715811]  ? print_usage_bug+0xc0/0xc0
[  299.719865]  ? wq_watchdog_touch+0x9c/0xfe
[  299.724095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.729628]  ? check_preemption_disabled+0x48/0x280
[  299.734647]  ? __lock_is_held+0xb5/0x140
[  299.738709]  __alloc_pages_nodemask+0xa80/0xde0
[  299.743375]  ? zap_class+0x640/0x640
[  299.747092]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  299.752129]  ? find_held_lock+0x36/0x1c0
[  299.756199]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.760863]  ? lock_downgrade+0x900/0x900
[  299.765011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.770545]  cache_grow_begin+0xa5/0x8c0
[  299.774598]  ? do_raw_spin_unlock+0xa7/0x330
[  299.779012]  fallback_alloc+0x204/0x2e0
[  299.782990]  ____cache_alloc_node+0x1c7/0x1e0
[  299.787484]  kmem_cache_alloc_node+0xe3/0x730
[  299.791977]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.796217]  __alloc_skb+0x119/0x770
[  299.799931]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  299.805206]  ? netdev_alloc_frag+0x1f0/0x1f0
[  299.809607]  ? lock_downgrade+0x900/0x900
[  299.813756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.819374]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.824821]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.830266]  ? addrconf_rs_timer+0x690/0x690
[  299.834678]  ndisc_alloc_skb+0x144/0x340
[  299.838737]  ndisc_send_rs+0x331/0x6e0
[  299.842626]  addrconf_rs_timer+0x314/0x690
[  299.846861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.851102]  call_timer_fn+0x272/0x920
[  299.854983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.859210]  ? process_timeout+0x40/0x40
[  299.863273]  ? mark_held_locks+0xc7/0x130
[  299.867428]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.871918]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.876406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.880635]  ? lockdep_hardirqs_on+0x296/0x5b0
[  299.885212]  ? trace_hardirqs_on+0xbd/0x310
[  299.889528]  ? kasan_check_read+0x11/0x20
[  299.893672]  ? __run_timers+0x7da/0xc70
[  299.897644]  ? trace_hardirqs_off_caller+0x310/0x310
[  299.902750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.906983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.911211]  __run_timers+0x7e5/0xc70
[  299.915019]  ? timer_fixup_init+0x70/0x70
[  299.919169]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  299.924180]  ? zap_class+0x640/0x640
[  299.927898]  ? print_usage_bug+0xc0/0xc0
[  299.931958]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  299.937173]  ? find_held_lock+0x36/0x1c0
[  299.941235]  ? zap_class+0x640/0x640
[  299.944947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.950480]  ? check_preemption_disabled+0x48/0x280
[  299.955499]  ? __lock_is_held+0xb5/0x140
[  299.959559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.965090]  ? check_preemption_disabled+0x48/0x280
[  299.970104]  run_timer_softirq+0x52/0xb0
[  299.974163]  ? rcu_read_lock_sched_held+0x14f/0x180
[  299.979179]  __do_softirq+0x308/0xb7e
[  299.983001]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  299.987501]  ? lock_downgrade+0x900/0x900
[  299.991649]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  299.996870]  ? pvclock_read_flags+0x160/0x160
[  300.001372]  ? lapic_next_event+0x5a/0x90
[  300.005520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.011057]  ? kvm_clock_read+0x18/0x30
[  300.015024]  ? kvm_sched_clock_read+0x9/0x20
[  300.019429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.024960]  ? check_preemption_disabled+0x48/0x280
[  300.029998]  irq_exit+0x17f/0x1c0
[  300.033458]  smp_apic_timer_interrupt+0x1cb/0x760
[  300.038298]  ? smp_call_function_single_interrupt+0x650/0x650
[  300.044179]  ? interrupt_entry+0xb5/0xc0
[  300.048240]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.053249]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.058266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.063106]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.068121]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.073154]  ? task_prio+0x50/0x50
[  300.076689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.082220]  ? check_preemption_disabled+0x48/0x280
[  300.087239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.092085]  apic_timer_interrupt+0xf/0x20
[  300.096309]  </IRQ>
[  300.098543] RIP: 0010:write_comp_data+0x1b/0x70
[  300.103215] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  300.122108] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  300.129991] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  300.137258] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  300.144523] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  300.151785] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  300.159063] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  300.166339]  ? do_shrink_slab+0x1c5/0xd30
[  300.170489]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.175843]  do_shrink_slab+0x1c5/0xd30
[  300.179829]  ? lock_acquire+0x1ed/0x520
[  300.183817]  ? snapshot_refaults+0x290/0x290
[  300.188224]  ? lock_release+0xa00/0xa00
[  300.192198]  ? perf_trace_sched_process_exec+0x860/0x860
[  300.197656]  ? down_read_trylock+0xda/0x140
[  300.201974]  ? shrink_slab+0x207/0x8c0
[  300.205865]  ? downgrade_write+0x270/0x270
[  300.210103]  shrink_slab+0x389/0x8c0
[  300.213815]  ? shrink_active_list+0x1f00/0x1f00
[  300.218484]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  300.224109]  ? kasan_check_read+0x11/0x20
[  300.228255]  ? do_raw_spin_unlock+0xa7/0x330
[  300.232661]  ? ___preempt_schedule+0x16/0x18
[  300.237076]  ? _raw_spin_unlock+0x3f/0x50
[  300.241225]  shrink_node+0x431/0x16b0
[  300.245026]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  300.250320]  ? shrink_node_memcg+0x18f0/0x18f0
[  300.254896]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  300.259476]  ? trace_hardirqs_on+0xbd/0x310
[  300.263795]  ? vmpressure+0x271/0x340
[  300.267598]  ? do_raw_spin_trylock+0x270/0x270
[  300.272181]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  300.277712]  ? __cpuset_node_allowed+0x19b/0x660
[  300.282471]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  300.288177]  ? vmpressure+0x1a2/0x340
[  300.291989]  do_try_to_free_pages+0x3e7/0x1290
[  300.296569]  ? zap_class+0x640/0x640
[  300.300300]  ? shrink_node+0x16b0/0x16b0
[  300.304358]  ? __lock_is_held+0xb5/0x140
[  300.308427]  try_to_free_pages+0x4d0/0xb90
[  300.312664]  ? do_try_to_free_pages+0x1290/0x1290
[  300.317511]  ? lock_acquire+0x1ed/0x520
[  300.321480]  ? set_page_refcounted+0x280/0x280
[  300.326061]  ? lock_release+0xa00/0xa00
[  300.330034]  ? _raw_spin_unlock_irq+0x60/0x80
[  300.334525]  ? psi_memstall_enter+0x240/0x2b0
[  300.339016]  ? psi_memstall_tick+0x230/0x230
[  300.343434]  __alloc_pages_slowpath+0xa14/0x2e10
[  300.348210]  ? warn_alloc+0x120/0x120
[  300.352017]  ? mark_held_locks+0x130/0x130
[  300.356252]  ? find_get_entry+0xaae/0x1120
[  300.360491]  ? filemap_map_pages+0x1a20/0x1a20
[  300.365072]  ? zap_class+0x640/0x640
[  300.368790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.374323]  ? check_preemption_disabled+0x48/0x280
[  300.379333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.384871]  ? should_fail+0x22d/0xd01
[  300.388758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.393862]  ? zap_class+0x640/0x640
[  300.397596]  ? __lock_is_held+0xb5/0x140
[  300.401657]  ? mark_held_locks+0x130/0x130
[  300.405888]  ? lock_release+0xa00/0xa00
[  300.409866]  ? perf_trace_sched_process_exec+0x860/0x860
[  300.415312]  ? xa_load+0x2ba/0x460
[  300.418857]  ? lock_downgrade+0x900/0x900
[  300.423007]  ? __might_sleep+0x95/0x190
[  300.426981]  __alloc_pages_nodemask+0xa80/0xde0
[  300.431651]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  300.436664]  ? __page_cache_alloc+0x191/0x5c0
[  300.441157]  ? xa_load+0x2e1/0x460
[  300.444693]  ? xa_clear_mark+0x40/0x40
[  300.448580]  ? zap_class+0x640/0x640
[  300.452295]  ? zap_class+0x640/0x640
[  300.456002]  ? zap_class+0x640/0x640
[  300.459711]  ? __do_page_cache_readahead+0x663/0x810
[  300.464814]  ? find_held_lock+0x36/0x1c0
[  300.468883]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  300.474420]  alloc_pages_current+0x173/0x350
[  300.478827]  __page_cache_alloc+0x38c/0x5c0
[  300.483151]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.488074]  ? kasan_check_read+0x11/0x20
[  300.492220]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.497492]  ? generic_perform_write+0x6a0/0x6a0
[  300.502248]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.507782]  ? check_preemption_disabled+0x48/0x280
[  300.512799]  filemap_fault+0x1595/0x25f0
[  300.516875]  ? __lock_page_or_retry+0xa00/0xa00
[  300.521539]  ? mark_held_locks+0x130/0x130
[  300.525774]  ? filemap_map_pages+0xd6b/0x1a20
[  300.530264]  ? lock_downgrade+0x900/0x900
[  300.534411]  ? check_preemption_disabled+0x48/0x280
[  300.539429]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.544368]  ? kasan_check_read+0x11/0x20
[  300.548512]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.553784]  ? rcu_softirq_qs+0x20/0x20
[  300.557767]  ? filemap_map_pages+0xd92/0x1a20
[  300.562259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.567814]  ? find_get_entries_tag+0x1400/0x1400
[  300.572662]  ? __lock_acquire+0x62f/0x4c20
[  300.576904]  ? lock_acquire+0x1ed/0x520
[  300.581352]  ? ext4_filemap_fault+0x7a/0xad
[  300.585677]  ? lock_release+0xa00/0xa00
[  300.589647]  ? perf_trace_sched_process_exec+0x860/0x860
[  300.595097]  ? print_usage_bug+0xc0/0xc0
[  300.599158]  ? print_usage_bug+0xc0/0xc0
[  300.603229]  ? down_read+0x8d/0x120
[  300.606857]  ? ext4_filemap_fault+0x7a/0xad
[  300.611176]  ? __down_interruptible+0x700/0x700
[  300.615857]  ext4_filemap_fault+0x82/0xad
[  300.620004]  __do_fault+0x100/0x6b0
[  300.623629]  ? pmd_devmap_trans_unstable+0x220/0x220
[  300.628733]  ? mark_held_locks+0x130/0x130
[  300.632965]  ? mark_held_locks+0x130/0x130
[  300.637197]  ? find_held_lock+0x36/0x1c0
[  300.641261]  ? find_held_lock+0x36/0x1c0
[  300.645320]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.650860]  __handle_mm_fault+0x3ea0/0x5be0
[  300.655264]  ? poll_select_copy_remaining+0x18c/0x6a0
[  300.660454]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  300.665298]  ? __might_fault+0x12b/0x1e0
[  300.669360]  ? lock_downgrade+0x900/0x900
[  300.673514]  ? zap_class+0x640/0x640
[  300.677222]  ? zap_class+0x640/0x640
[  300.680936]  ? find_held_lock+0x36/0x1c0
[  300.685019]  ? handle_mm_fault+0x42a/0xc70
[  300.689251]  ? lock_downgrade+0x900/0x900
[  300.693399]  ? check_preemption_disabled+0x48/0x280
[  300.698415]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  300.703342]  ? kasan_check_read+0x11/0x20
[  300.707486]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  300.712760]  ? rcu_softirq_qs+0x20/0x20
[  300.716730]  ? trace_hardirqs_off_caller+0x310/0x310
[  300.721835]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.727366]  ? check_preemption_disabled+0x48/0x280
[  300.732383]  handle_mm_fault+0x54f/0xc70
[  300.736443]  ? __handle_mm_fault+0x5be0/0x5be0
[  300.741029]  ? find_vma+0x34/0x190
[  300.744569]  __do_page_fault+0x5e8/0xe60
[  300.749048]  ? trace_hardirqs_off+0xb8/0x310
[  300.753472]  do_page_fault+0xf2/0x7e0
[  300.757273]  ? vmalloc_sync_all+0x30/0x30
[  300.761417]  ? error_entry+0x70/0xd0
[  300.765128]  ? trace_hardirqs_off_caller+0xbb/0x310
[  300.770138]  ? trace_hardirqs_on_caller+0xc0/0x310
[  300.775063]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.779991]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.784835]  ? trace_hardirqs_on_caller+0x310/0x310
[  300.789848]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.795295]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  300.800307]  ? prepare_exit_to_usermode+0x291/0x3b0
[  300.805822]  ? page_fault+0x8/0x30
[  300.809361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.814199]  ? page_fault+0x8/0x30
[  300.817737]  page_fault+0x1e/0x30
[  300.821186] RIP: 0033:0x7f30b3a05dd3
[  300.824908] Code: Bad RIP value.
[  300.828264] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  300.833618] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  300.840883] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  300.848145] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  300.855406] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  300.862671] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  300.869957] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  300.869961] warn_alloc_show_mem: 1 callbacks suppressed
[  300.869967] Mem-Info:
[  300.877147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.882509] active_anon:48525 inactive_anon:197 isolated_anon:0
[  300.882509]  active_file:12 inactive_file:12 isolated_file:0
[  300.882509]  unevictable:0 dirty:0 writeback:0 unstable:0
[  300.882509]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  300.882509]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  300.882509]  free:13677 free_pcp:357 free_cma:0
[  300.884876] Call Trace:
[  300.894249] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  300.927104]  <IRQ>
[  300.929670] 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
[  300.957159]  dump_stack+0x244/0x39d
[  300.959279] lowmem_reserve[]: 0 2818 6321 6321
[  300.985381]  ? dump_stack_print_info.cold.1+0x20/0x20
[  300.988981] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  300.993580]  warn_alloc.cold.116+0xb7/0x1bd
[  300.998729] lowmem_reserve[]: 0 0 3503 3503
[  301.026309]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  301.030603] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  301.034918]  ? lock_downgrade+0x900/0x900
[  301.039732] lowmem_reserve[]: 0 0 0 0
[  301.068712]  ? trace_hardirqs_off+0xb8/0x310
[  301.072828] 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
[  301.076619]  ? trace_hardirqs_off+0xb8/0x310
[  301.080999] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  301.094517]  __alloc_pages_slowpath+0x26e8/0x2e10
[  301.098895] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  301.114256]  ? warn_alloc+0x120/0x120
[  301.119061] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  301.133604]  ? print_usage_bug+0xc0/0xc0
[  301.137379] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  301.146196]  ? warn_alloc+0x120/0x120
[  301.150230] 268 total pagecache pages
[  301.158801]  ? warn_alloc+0x120/0x120
[  301.162594] 0 pages in swap cache
[  301.166377]  ? print_usage_bug+0xc0/0xc0
[  301.170152] Swap cache stats: add 0, delete 0, find 0/0
[  301.173590]  ? kvm_clock_read+0x18/0x30
[  301.177620] Free swap  = 0kB
[  301.182970]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  301.186917] Total swap = 0kB
[  301.189927]  ? print_usage_bug+0xc0/0xc0
[  301.194915] 1965979 pages RAM
[  301.197918]  ? __lock_acquire+0x62f/0x4c20
[  301.201949] 0 pages HighMem/MovableOnly
[  301.205052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.209250] 342853 pages reserved
[  301.209257] 0 pages cma reserved
[  301.213221]  ? should_fail+0x22d/0xd01
[  301.218785] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.222165]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  301.222183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.225571] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  301.229400]  ? __lock_acquire+0x62f/0x4c20
[  301.235864] init cpuset=/ mems_allowed=0
[  301.241129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.269237]  ? __lock_acquire+0x62f/0x4c20
[  301.273466]  ? should_fail+0x22d/0xd01
[  301.277346]  ? rcu_irq_exit+0x1a2/0x390
[  301.281322]  ? mark_held_locks+0x130/0x130
[  301.285561]  ? mark_held_locks+0x130/0x130
[  301.289800]  ? mark_held_locks+0xc7/0x130
[  301.293943]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  301.298953]  ? zap_class+0x640/0x640
[  301.302662]  ? print_usage_bug+0xc0/0xc0
[  301.306720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.312251]  ? check_preemption_disabled+0x48/0x280
[  301.317275]  ? __lock_is_held+0xb5/0x140
[  301.321337]  __alloc_pages_nodemask+0xa80/0xde0
[  301.326003]  ? zap_class+0x640/0x640
[  301.329731]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  301.334758]  ? find_held_lock+0x36/0x1c0
[  301.338839]  ? ____cache_alloc_node+0x1c7/0x1e0
[  301.343504]  ? lock_downgrade+0x900/0x900
[  301.347658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.353193]  cache_grow_begin+0xa5/0x8c0
[  301.357249]  ? do_raw_spin_unlock+0xa7/0x330
[  301.361659]  fallback_alloc+0x204/0x2e0
[  301.365633]  ____cache_alloc_node+0x1c7/0x1e0
[  301.370129]  kmem_cache_alloc_node+0xe3/0x730
[  301.374626]  ? ipv6_get_ifaddr+0x42e/0x620
[  301.378863]  __alloc_skb+0x119/0x770
[  301.382569]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  301.387842]  ? netdev_alloc_frag+0x1f0/0x1f0
[  301.392249]  ? lock_downgrade+0x900/0x900
[  301.396396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.401930]  ? refcount_sub_and_test_checked+0x203/0x310
[  301.407377]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  301.412910]  ? addrconf_rs_timer+0x690/0x690
[  301.417326]  ndisc_alloc_skb+0x144/0x340
[  301.421385]  ndisc_send_rs+0x331/0x6e0
[  301.425270]  addrconf_rs_timer+0x314/0x690
[  301.429504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.433745]  call_timer_fn+0x272/0x920
[  301.437637]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.441869]  ? process_timeout+0x40/0x40
[  301.445930]  ? __run_timers+0x7da/0xc70
[  301.449902]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.454390]  ? _raw_spin_unlock_irq+0x27/0x80
[  301.458878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.463122]  ? lockdep_hardirqs_on+0x296/0x5b0
[  301.467704]  ? trace_hardirqs_on+0xbd/0x310
[  301.472019]  ? kasan_check_read+0x11/0x20
[  301.476159]  ? __run_timers+0x7da/0xc70
[  301.480130]  ? trace_hardirqs_off_caller+0x310/0x310
[  301.485233]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.489468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  301.493699]  __run_timers+0x7e5/0xc70
[  301.497522]  ? timer_fixup_init+0x70/0x70
[  301.501664]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.506675]  ? zap_class+0x640/0x640
[  301.510390]  ? enqueue_hrtimer+0x1a5/0x560
[  301.514619]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.519814]  ? find_held_lock+0x36/0x1c0
[  301.523873]  ? zap_class+0x640/0x640
[  301.527585]  ? pvclock_read_flags+0x160/0x160
[  301.532076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.537611]  ? check_preemption_disabled+0x48/0x280
[  301.542630]  ? __lock_is_held+0xb5/0x140
[  301.546688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.552220]  ? check_preemption_disabled+0x48/0x280
[  301.557236]  run_timer_softirq+0x52/0xb0
[  301.561293]  ? rcu_read_lock_sched_held+0x14f/0x180
[  301.566306]  __do_softirq+0x308/0xb7e
[  301.570108]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  301.574597]  ? lock_downgrade+0x900/0x900
[  301.578751]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  301.583943]  ? pvclock_read_flags+0x160/0x160
[  301.588439]  ? lapic_next_event+0x5a/0x90
[  301.592583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.598118]  ? kvm_clock_read+0x18/0x30
[  301.602091]  ? kvm_sched_clock_read+0x9/0x20
[  301.606500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.612033]  ? check_preemption_disabled+0x48/0x280
[  301.617053]  irq_exit+0x17f/0x1c0
[  301.620507]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.625342]  ? smp_reschedule_interrupt+0x109/0x650
[  301.630353]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.636233]  ? interrupt_entry+0xb5/0xc0
[  301.640290]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.645309]  ? trace_hardirqs_off_caller+0xbb/0x310
[  301.650322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.655161]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.660172]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.665181]  ? task_prio+0x50/0x50
[  301.668716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.674254]  ? check_preemption_disabled+0x48/0x280
[  301.679271]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.684118]  apic_timer_interrupt+0xf/0x20
[  301.688340]  </IRQ>
[  301.690574] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  301.695508] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  301.714403] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  301.722106] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  301.729368] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  301.736631] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  301.743893] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  301.751156] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  301.758451]  skb_clone+0x1bb/0x500
[  301.761994]  ? finish_task_switch+0x2f4/0x910
[  301.766489]  ? skb_split+0x11e0/0x11e0
[  301.770374]  ? preempt_notifier_register+0x200/0x200
[  301.775470]  ? __switch_to_asm+0x34/0x70
[  301.779529]  ? __switch_to_asm+0x34/0x70
[  301.783583]  ? __switch_to_asm+0x40/0x70
[  301.787638]  ? __switch_to_asm+0x34/0x70
[  301.791692]  ? __switch_to_asm+0x40/0x70
[  301.795752]  ? __switch_to_asm+0x34/0x70
[  301.799803]  ? __switch_to_asm+0x40/0x70
[  301.803856]  ? __switch_to_asm+0x34/0x70
[  301.807911]  ? __switch_to_asm+0x34/0x70
[  301.811966]  ? __switch_to_asm+0x40/0x70
[  301.816019]  ? __switch_to_asm+0x34/0x70
[  301.820078]  bpf_clone_redirect+0xb9/0x490
[  301.824311]  ? __schedule+0x8d7/0x21d0
[  301.828199]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  301.833211]  ? __sched_text_start+0x8/0x8
[  301.837699]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  301.842468]  ? find_held_lock+0x36/0x1c0
[  301.846535]  ? lock_acquire+0x1ed/0x520
[  301.850505]  ? bpf_test_run+0x3cb/0x780
[  301.854490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.860024]  ? check_preemption_disabled+0x48/0x280
[  301.865040]  ? kasan_check_read+0x11/0x20
[  301.869183]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  301.874454]  ? rcu_softirq_qs+0x20/0x20
[  301.878428]  ? preempt_schedule+0x4d/0x60
[  301.882574]  ? ___preempt_schedule+0x16/0x18
[  301.886985]  ? bpf_test_run+0x25d/0x780
[  301.890963]  ? netlink_diag_dump+0x2a0/0x2a0
[  301.895369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.900906]  ? bpf_test_init.isra.10+0x70/0x100
[  301.905575]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  301.910333]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  301.915167]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  301.920701]  ? fput+0x130/0x1a0
[  301.923984]  ? __bpf_prog_get+0x9b/0x290
[  301.928059]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  301.932898]  ? bpf_prog_test_run+0x130/0x1a0
[  301.937308]  ? __x64_sys_bpf+0x3d8/0x520
[  301.941365]  ? bpf_prog_get+0x20/0x20
[  301.945180]  ? do_syscall_64+0x1b9/0x820
[  301.949236]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  301.954597]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.959520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.964362]  ? trace_hardirqs_on_caller+0x310/0x310
[  301.969374]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  301.974391]  ? prepare_exit_to_usermode+0x291/0x3b0
[  301.979405]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.984274]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.989652] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  301.989723] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  301.995791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  301.995798] Call Trace:
[  302.002344] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  302.011605]  <IRQ>
[  302.014168] syz-executor5 cpuset=syz5 mems_allowed=0
[  302.024640]  dump_stack+0x244/0x39d
[  302.035460]  ? dump_stack_print_info.cold.1+0x20/0x20
[  302.040658]  warn_alloc.cold.116+0xb7/0x1bd
[  302.044981]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  302.049820]  ? lock_downgrade+0x900/0x900
[  302.053972]  ? trace_hardirqs_off+0xb8/0x310
[  302.058385]  ? trace_hardirqs_off+0xb8/0x310
[  302.062800]  __alloc_pages_slowpath+0x26e8/0x2e10
[  302.067921]  ? warn_alloc+0x120/0x120
[  302.071726]  ? print_usage_bug+0xc0/0xc0
[  302.075798]  ? warn_alloc+0x120/0x120
[  302.079597]  ? warn_alloc+0x120/0x120
[  302.083397]  ? print_usage_bug+0xc0/0xc0
[  302.087455]  ? print_usage_bug+0xc0/0xc0
[  302.091517]  ? __lock_acquire+0x62f/0x4c20
[  302.095753]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.101286]  ? should_fail+0x22d/0xd01
[  302.105170]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.110266]  ? __lock_acquire+0x62f/0x4c20
[  302.114513]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.119609]  ? __lock_acquire+0x62f/0x4c20
[  302.123852]  ? should_fail+0x22d/0xd01
[  302.127736]  ? find_held_lock+0x36/0x1c0
[  302.131799]  ? mark_held_locks+0x130/0x130
[  302.136034]  ? mark_held_locks+0x130/0x130
[  302.140261]  ? zap_class+0x640/0x640
[  302.143973]  ? zap_class+0x640/0x640
[  302.147684]  ? print_usage_bug+0xc0/0xc0
[  302.151748]  ? do_raw_spin_unlock+0xa7/0x330
[  302.156153]  ? zap_class+0x640/0x640
[  302.159863]  ? print_usage_bug+0xc0/0xc0
[  302.163916]  ? wq_watchdog_touch+0x9c/0xfe
[  302.168148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.173679]  ? check_preemption_disabled+0x48/0x280
[  302.178715]  ? __lock_is_held+0xb5/0x140
[  302.182775]  __alloc_pages_nodemask+0xa80/0xde0
[  302.187440]  ? zap_class+0x640/0x640
[  302.191159]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  302.196179]  ? find_held_lock+0x36/0x1c0
[  302.200242]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.204907]  ? lock_downgrade+0x900/0x900
[  302.209056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.214591]  cache_grow_begin+0xa5/0x8c0
[  302.218647]  ? do_raw_spin_unlock+0xa7/0x330
[  302.223058]  fallback_alloc+0x204/0x2e0
[  302.227035]  ____cache_alloc_node+0x1c7/0x1e0
[  302.231530]  kmem_cache_alloc_node+0xe3/0x730
[  302.236020]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.240260]  __alloc_skb+0x119/0x770
[  302.243967]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.249243]  ? netdev_alloc_frag+0x1f0/0x1f0
[  302.253643]  ? lock_downgrade+0x900/0x900
[  302.257793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.263327]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.268779]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.274232]  ? addrconf_rs_timer+0x690/0x690
[  302.278646]  ndisc_alloc_skb+0x144/0x340
[  302.282716]  ndisc_send_rs+0x331/0x6e0
[  302.286606]  addrconf_rs_timer+0x314/0x690
[  302.290842]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.295080]  call_timer_fn+0x272/0x920
[  302.298967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.303198]  ? process_timeout+0x40/0x40
[  302.307270]  ? mark_held_locks+0xc7/0x130
[  302.311413]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.315906]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.320397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.324641]  ? lockdep_hardirqs_on+0x296/0x5b0
[  302.329218]  ? trace_hardirqs_on+0xbd/0x310
[  302.333533]  ? kasan_check_read+0x11/0x20
[  302.337682]  ? __run_timers+0x7da/0xc70
[  302.341652]  ? trace_hardirqs_off_caller+0x310/0x310
[  302.346761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.351000]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.355227]  __run_timers+0x7e5/0xc70
[  302.359031]  ? timer_fixup_init+0x70/0x70
[  302.363175]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.368186]  ? zap_class+0x640/0x640
[  302.371901]  ? print_usage_bug+0xc0/0xc0
[  302.375964]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.381152]  ? find_held_lock+0x36/0x1c0
[  302.385212]  ? zap_class+0x640/0x640
[  302.388925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.394462]  ? check_preemption_disabled+0x48/0x280
[  302.399480]  ? __lock_is_held+0xb5/0x140
[  302.403536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.409082]  ? check_preemption_disabled+0x48/0x280
[  302.414101]  run_timer_softirq+0x52/0xb0
[  302.418156]  ? rcu_read_lock_sched_held+0x14f/0x180
[  302.423172]  __do_softirq+0x308/0xb7e
[  302.426972]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  302.431463]  ? lock_downgrade+0x900/0x900
[  302.435608]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  302.440714]  ? pvclock_read_flags+0x160/0x160
[  302.445207]  ? lapic_next_event+0x5a/0x90
[  302.449351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.454898]  ? kvm_clock_read+0x18/0x30
[  302.458869]  ? kvm_sched_clock_read+0x9/0x20
[  302.463295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.468833]  ? check_preemption_disabled+0x48/0x280
[  302.473855]  irq_exit+0x17f/0x1c0
[  302.477301]  smp_apic_timer_interrupt+0x1cb/0x760
[  302.482139]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.488019]  ? interrupt_entry+0xb5/0xc0
[  302.492075]  ? trace_hardirqs_off_caller+0xbb/0x310
[  302.497084]  ? trace_hardirqs_off_caller+0xbb/0x310
[  302.502105]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.506945]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.511953]  ? trace_hardirqs_on_caller+0x310/0x310
[  302.516967]  ? task_prio+0x50/0x50
[  302.520520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.526057]  ? check_preemption_disabled+0x48/0x280
[  302.531074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.535922]  apic_timer_interrupt+0xf/0x20
[  302.540145]  </IRQ>
[  302.542376] RIP: 0010:write_comp_data+0x1b/0x70
[  302.547042] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  302.566048] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  302.573756] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  302.581429] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  302.588696] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  302.596046] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  302.603308] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  302.610592]  ? do_shrink_slab+0x1c5/0xd30
[  302.614750]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.620106]  do_shrink_slab+0x1c5/0xd30
[  302.624083]  ? lock_acquire+0x1ed/0x520
[  302.628059]  ? snapshot_refaults+0x290/0x290
[  302.632463]  ? lock_release+0xa00/0xa00
[  302.636438]  ? perf_trace_sched_process_exec+0x860/0x860
[  302.641898]  ? down_read_trylock+0xda/0x140
[  302.646219]  ? shrink_slab+0x207/0x8c0
[  302.650099]  ? downgrade_write+0x270/0x270
[  302.654336]  shrink_slab+0x389/0x8c0
[  302.658044]  ? shrink_active_list+0x1f00/0x1f00
[  302.662714]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  302.668341]  ? kasan_check_read+0x11/0x20
[  302.672483]  ? do_raw_spin_unlock+0xa7/0x330
[  302.676891]  ? ___preempt_schedule+0x16/0x18
[  302.681307]  ? _raw_spin_unlock+0x3f/0x50
[  302.685462]  shrink_node+0x431/0x16b0
[  302.689260]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  302.694556]  ? shrink_node_memcg+0x18f0/0x18f0
[  302.699132]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  302.703710]  ? trace_hardirqs_on+0xbd/0x310
[  302.708024]  ? vmpressure+0x271/0x340
[  302.711821]  ? do_raw_spin_trylock+0x270/0x270
[  302.716406]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  302.721946]  ? __cpuset_node_allowed+0x19b/0x660
[  302.726701]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  302.732407]  ? vmpressure+0x1a2/0x340
[  302.736213]  do_try_to_free_pages+0x3e7/0x1290
[  302.740792]  ? zap_class+0x640/0x640
[  302.744515]  ? shrink_node+0x16b0/0x16b0
[  302.748861]  ? __lock_is_held+0xb5/0x140
[  302.752934]  try_to_free_pages+0x4d0/0xb90
[  302.757346]  ? do_try_to_free_pages+0x1290/0x1290
[  302.762194]  ? lock_acquire+0x1ed/0x520
[  302.766162]  ? set_page_refcounted+0x280/0x280
[  302.770743]  ? lock_release+0xa00/0xa00
[  302.774713]  ? _raw_spin_unlock_irq+0x60/0x80
[  302.779202]  ? psi_memstall_enter+0x240/0x2b0
[  302.783692]  ? psi_memstall_tick+0x230/0x230
[  302.788109]  __alloc_pages_slowpath+0xa14/0x2e10
[  302.792897]  ? warn_alloc+0x120/0x120
[  302.796692]  ? mark_held_locks+0x130/0x130
[  302.800928]  ? find_get_entry+0xaae/0x1120
[  302.805166]  ? filemap_map_pages+0x1a20/0x1a20
[  302.809749]  ? zap_class+0x640/0x640
[  302.813463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.818995]  ? check_preemption_disabled+0x48/0x280
[  302.824010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.829542]  ? should_fail+0x22d/0xd01
[  302.833427]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.838529]  ? zap_class+0x640/0x640
[  302.842258]  ? __lock_is_held+0xb5/0x140
[  302.846323]  ? mark_held_locks+0x130/0x130
[  302.850554]  ? lock_release+0xa00/0xa00
[  302.854522]  ? perf_trace_sched_process_exec+0x860/0x860
[  302.859967]  ? xa_load+0x2ba/0x460
[  302.863502]  ? lock_downgrade+0x900/0x900
[  302.867655]  ? __might_sleep+0x95/0x190
[  302.871642]  __alloc_pages_nodemask+0xa80/0xde0
[  302.876315]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  302.881329]  ? __page_cache_alloc+0x191/0x5c0
[  302.885822]  ? xa_load+0x2e1/0x460
[  302.889357]  ? xa_clear_mark+0x40/0x40
[  302.893239]  ? zap_class+0x640/0x640
[  302.896957]  ? zap_class+0x640/0x640
[  302.900663]  ? zap_class+0x640/0x640
[  302.904375]  ? __do_page_cache_readahead+0x663/0x810
[  302.909477]  ? find_held_lock+0x36/0x1c0
[  302.913538]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  302.919076]  alloc_pages_current+0x173/0x350
[  302.923486]  __page_cache_alloc+0x38c/0x5c0
[  302.927802]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  302.932726]  ? kasan_check_read+0x11/0x20
[  302.936868]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.942148]  ? generic_perform_write+0x6a0/0x6a0
[  302.946904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.952452]  ? check_preemption_disabled+0x48/0x280
[  302.957496]  filemap_fault+0x1595/0x25f0
[  302.961566]  ? __lock_page_or_retry+0xa00/0xa00
[  302.966230]  ? mark_held_locks+0x130/0x130
[  302.970468]  ? filemap_map_pages+0xd6b/0x1a20
[  302.974958]  ? lock_downgrade+0x900/0x900
[  302.979103]  ? check_preemption_disabled+0x48/0x280
[  302.984117]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  302.989052]  ? kasan_check_read+0x11/0x20
[  302.993193]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  302.998464]  ? rcu_softirq_qs+0x20/0x20
[  303.002443]  ? filemap_map_pages+0xd92/0x1a20
[  303.006934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.012477]  ? find_get_entries_tag+0x1400/0x1400
[  303.017319]  ? __lock_acquire+0x62f/0x4c20
[  303.021563]  ? lock_acquire+0x1ed/0x520
[  303.025535]  ? ext4_filemap_fault+0x7a/0xad
[  303.029854]  ? lock_release+0xa00/0xa00
[  303.033827]  ? perf_trace_sched_process_exec+0x860/0x860
[  303.039271]  ? print_usage_bug+0xc0/0xc0
[  303.043333]  ? print_usage_bug+0xc0/0xc0
[  303.047399]  ? down_read+0x8d/0x120
[  303.051017]  ? ext4_filemap_fault+0x7a/0xad
[  303.055334]  ? __down_interruptible+0x700/0x700
[  303.060003]  ext4_filemap_fault+0x82/0xad
[  303.064148]  __do_fault+0x100/0x6b0
[  303.067773]  ? pmd_devmap_trans_unstable+0x220/0x220
[  303.072886]  ? mark_held_locks+0x130/0x130
[  303.077117]  ? mark_held_locks+0x130/0x130
[  303.081352]  ? find_held_lock+0x36/0x1c0
[  303.085410]  ? find_held_lock+0x36/0x1c0
[  303.089469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.095004]  __handle_mm_fault+0x3ea0/0x5be0
[  303.099420]  ? poll_select_copy_remaining+0x18c/0x6a0
[  303.104678]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  303.109521]  ? __might_fault+0x12b/0x1e0
[  303.113578]  ? lock_downgrade+0x900/0x900
[  303.117735]  ? zap_class+0x640/0x640
[  303.121445]  ? zap_class+0x640/0x640
[  303.125160]  ? find_held_lock+0x36/0x1c0
[  303.129227]  ? handle_mm_fault+0x42a/0xc70
[  303.133464]  ? lock_downgrade+0x900/0x900
[  303.137617]  ? check_preemption_disabled+0x48/0x280
[  303.142637]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  303.147559]  ? kasan_check_read+0x11/0x20
[  303.151704]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.156978]  ? rcu_softirq_qs+0x20/0x20
[  303.160945]  ? trace_hardirqs_off_caller+0x310/0x310
[  303.166044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.171576]  ? check_preemption_disabled+0x48/0x280
[  303.176606]  handle_mm_fault+0x54f/0xc70
[  303.180670]  ? __handle_mm_fault+0x5be0/0x5be0
[  303.185253]  ? find_vma+0x34/0x190
[  303.188794]  __do_page_fault+0x5e8/0xe60
[  303.192867]  ? trace_hardirqs_off+0xb8/0x310
[  303.197283]  do_page_fault+0xf2/0x7e0
[  303.201080]  ? vmalloc_sync_all+0x30/0x30
[  303.205222]  ? error_entry+0x70/0xd0
[  303.208934]  ? trace_hardirqs_off_caller+0xbb/0x310
[  303.213948]  ? trace_hardirqs_on_caller+0xc0/0x310
[  303.218876]  ? syscall_return_slowpath+0x5e0/0x5e0
[  303.223820]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.228658]  ? trace_hardirqs_on_caller+0x310/0x310
[  303.233670]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.239115]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  303.244128]  ? prepare_exit_to_usermode+0x291/0x3b0
[  303.249142]  ? page_fault+0x8/0x30
[  303.252679]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.257519]  ? page_fault+0x8/0x30
[  303.261055]  page_fault+0x1e/0x30
[  303.264505] RIP: 0033:0x7f30b3a05dd3
[  303.268224] Code: Bad RIP value.
[  303.271580] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  303.276946] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  303.284213] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  303.291477] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  303.298738] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  303.306005] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  303.313289] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  303.313293] warn_alloc_show_mem: 1 callbacks suppressed
[  303.313299] Mem-Info:
[  303.320479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  303.325850] active_anon:48525 inactive_anon:197 isolated_anon:0
[  303.325850]  active_file:12 inactive_file:12 isolated_file:0
[  303.325850]  unevictable:0 dirty:0 writeback:0 unstable:0
[  303.325850]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  303.325850]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  303.325850]  free:13677 free_pcp:357 free_cma:0
[  303.328213] Call Trace:
[  303.337593] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  303.370429]  <IRQ>
[  303.372993] 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
[  303.400482]  dump_stack+0x244/0x39d
[  303.402601] lowmem_reserve[]: 0 2818 6321 6321
[  303.428701]  ? dump_stack_print_info.cold.1+0x20/0x20
[  303.432295] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  303.436873]  warn_alloc.cold.116+0xb7/0x1bd
[  303.442026] lowmem_reserve[]: 0 0 3503 3503
[  303.469608]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.473902] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  303.478218]  ? lock_downgrade+0x900/0x900
[  303.483030] lowmem_reserve[]: 0 0 0 0
[  303.512082]  ? trace_hardirqs_off+0xb8/0x310
[  303.516199] 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
[  303.519993]  ? trace_hardirqs_off+0xb8/0x310
[  303.524372] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  303.537900]  __alloc_pages_slowpath+0x26e8/0x2e10
[  303.542277] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  303.557643]  ? warn_alloc+0x120/0x120
[  303.562444] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  303.576989]  ? print_usage_bug+0xc0/0xc0
[  303.580782] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  303.589602]  ? warn_alloc+0x120/0x120
[  303.593635] 268 total pagecache pages
[  303.602199]  ? warn_alloc+0x120/0x120
[  303.605982] 0 pages in swap cache
[  303.609770]  ? print_usage_bug+0xc0/0xc0
[  303.613545] Swap cache stats: add 0, delete 0, find 0/0
[  303.616986]  ? kvm_clock_read+0x18/0x30
[  303.621017] Free swap  = 0kB
[  303.626365]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  303.630308] Total swap = 0kB
[  303.633321]  ? print_usage_bug+0xc0/0xc0
[  303.638304] 1965979 pages RAM
[  303.641311]  ? __lock_acquire+0x62f/0x4c20
[  303.645346] 0 pages HighMem/MovableOnly
[  303.648438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.652639] 342853 pages reserved
[  303.652645] 0 pages cma reserved
[  303.656604]  ? should_fail+0x22d/0xd01
[  303.662163] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  303.665542]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.665566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.668976] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.672779]  ? __lock_acquire+0x62f/0x4c20
[  303.679240] init cpuset=/ mems_allowed=0
[  303.684509]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.712623]  ? __lock_acquire+0x62f/0x4c20
[  303.716850]  ? should_fail+0x22d/0xd01
[  303.720729]  ? rcu_irq_exit+0x1a2/0x390
[  303.724708]  ? mark_held_locks+0x130/0x130
[  303.728942]  ? mark_held_locks+0x130/0x130
[  303.733176]  ? mark_held_locks+0xc7/0x130
[  303.737323]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  303.742338]  ? zap_class+0x640/0x640
[  303.746055]  ? print_usage_bug+0xc0/0xc0
[  303.750117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.755665]  ? check_preemption_disabled+0x48/0x280
[  303.760690]  ? __lock_is_held+0xb5/0x140
[  303.764752]  __alloc_pages_nodemask+0xa80/0xde0
[  303.769418]  ? zap_class+0x640/0x640
[  303.773131]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  303.778152]  ? find_held_lock+0x36/0x1c0
[  303.782215]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.786885]  ? lock_downgrade+0x900/0x900
[  303.791032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.796574]  cache_grow_begin+0xa5/0x8c0
[  303.800629]  ? do_raw_spin_unlock+0xa7/0x330
[  303.805043]  fallback_alloc+0x204/0x2e0
[  303.809018]  ____cache_alloc_node+0x1c7/0x1e0
[  303.813513]  kmem_cache_alloc_node+0xe3/0x730
[  303.818011]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.822253]  __alloc_skb+0x119/0x770
[  303.825965]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  303.831238]  ? netdev_alloc_frag+0x1f0/0x1f0
[  303.835642]  ? lock_downgrade+0x900/0x900
[  303.839793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.845329]  ? refcount_sub_and_test_checked+0x203/0x310
[  303.850778]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  303.856226]  ? addrconf_rs_timer+0x690/0x690
[  303.860648]  ndisc_alloc_skb+0x144/0x340
[  303.864710]  ndisc_send_rs+0x331/0x6e0
[  303.868599]  addrconf_rs_timer+0x314/0x690
[  303.872949]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.877188]  call_timer_fn+0x272/0x920
[  303.881069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.885303]  ? process_timeout+0x40/0x40
[  303.889364]  ? __run_timers+0x7da/0xc70
[  303.893337]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.897827]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.902318]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.906555]  ? lockdep_hardirqs_on+0x296/0x5b0
[  303.911149]  ? trace_hardirqs_on+0xbd/0x310
[  303.915467]  ? kasan_check_read+0x11/0x20
[  303.919607]  ? __run_timers+0x7da/0xc70
[  303.923579]  ? trace_hardirqs_off_caller+0x310/0x310
[  303.928682]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.932917]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.937143]  __run_timers+0x7e5/0xc70
[  303.940947]  ? timer_fixup_init+0x70/0x70
[  303.945091]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.950105]  ? zap_class+0x640/0x640
[  303.953821]  ? enqueue_hrtimer+0x1a5/0x560
[  303.958059]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  303.963252]  ? find_held_lock+0x36/0x1c0
[  303.967313]  ? zap_class+0x640/0x640
[  303.971026]  ? pvclock_read_flags+0x160/0x160
[  303.975520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.981060]  ? check_preemption_disabled+0x48/0x280
[  303.986080]  ? __lock_is_held+0xb5/0x140
[  303.990137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.995668]  ? check_preemption_disabled+0x48/0x280
[  304.000697]  run_timer_softirq+0x52/0xb0
[  304.004757]  ? rcu_read_lock_sched_held+0x14f/0x180
[  304.009768]  __do_softirq+0x308/0xb7e
[  304.013582]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  304.018071]  ? lock_downgrade+0x900/0x900
[  304.022218]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  304.027325]  ? pvclock_read_flags+0x160/0x160
[  304.031815]  ? lapic_next_event+0x5a/0x90
[  304.035961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.041496]  ? kvm_clock_read+0x18/0x30
[  304.045472]  ? kvm_sched_clock_read+0x9/0x20
[  304.049878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.055409]  ? check_preemption_disabled+0x48/0x280
[  304.060427]  irq_exit+0x17f/0x1c0
[  304.063875]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.068710]  ? smp_reschedule_interrupt+0x109/0x650
[  304.073723]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.079603]  ? interrupt_entry+0xb5/0xc0
[  304.083661]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.088675]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.093687]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.098534]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.103551]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.108562]  ? task_prio+0x50/0x50
[  304.112100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.117633]  ? check_preemption_disabled+0x48/0x280
[  304.122648]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.127491]  apic_timer_interrupt+0xf/0x20
[  304.131721]  </IRQ>
[  304.133955] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  304.138882] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  304.157773] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  304.165475] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  304.172739] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  304.180103] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  304.187368] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  304.194633] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  304.201931]  skb_clone+0x1bb/0x500
[  304.205466]  ? finish_task_switch+0x2f4/0x910
[  304.209955]  ? skb_split+0x11e0/0x11e0
[  304.213841]  ? preempt_notifier_register+0x200/0x200
[  304.218937]  ? __switch_to_asm+0x34/0x70
[  304.222990]  ? __switch_to_asm+0x34/0x70
[  304.227046]  ? __switch_to_asm+0x40/0x70
[  304.231100]  ? __switch_to_asm+0x34/0x70
[  304.235154]  ? __switch_to_asm+0x40/0x70
[  304.239205]  ? __switch_to_asm+0x34/0x70
[  304.243261]  ? __switch_to_asm+0x40/0x70
[  304.247318]  ? __switch_to_asm+0x34/0x70
[  304.251372]  ? __switch_to_asm+0x34/0x70
[  304.255425]  ? __switch_to_asm+0x40/0x70
[  304.259498]  ? __switch_to_asm+0x34/0x70
[  304.263569]  bpf_clone_redirect+0xb9/0x490
[  304.267818]  ? __schedule+0x8d7/0x21d0
[  304.271704]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  304.276722]  ? __sched_text_start+0x8/0x8
[  304.280866]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  304.285628]  ? find_held_lock+0x36/0x1c0
[  304.289691]  ? lock_acquire+0x1ed/0x520
[  304.293660]  ? bpf_test_run+0x3cb/0x780
[  304.297630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.303165]  ? check_preemption_disabled+0x48/0x280
[  304.308179]  ? kasan_check_read+0x11/0x20
[  304.312323]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  304.317593]  ? rcu_softirq_qs+0x20/0x20
[  304.321563]  ? preempt_schedule+0x4d/0x60
[  304.325705]  ? ___preempt_schedule+0x16/0x18
[  304.330201]  ? bpf_test_run+0x25d/0x780
[  304.334179]  ? netlink_diag_dump+0x2a0/0x2a0
[  304.338588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.344118]  ? bpf_test_init.isra.10+0x70/0x100
[  304.348786]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  304.353549]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  304.358386]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  304.363915]  ? fput+0x130/0x1a0
[  304.367192]  ? __bpf_prog_get+0x9b/0x290
[  304.371252]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  304.376093]  ? bpf_prog_test_run+0x130/0x1a0
[  304.380505]  ? __x64_sys_bpf+0x3d8/0x520
[  304.384560]  ? bpf_prog_get+0x20/0x20
[  304.388370]  ? do_syscall_64+0x1b9/0x820
[  304.392423]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  304.397781]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.402706]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.407545]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.412560]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  304.417572]  ? prepare_exit_to_usermode+0x291/0x3b0
[  304.422586]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.427426]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.432800] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  304.432861] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  304.438939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.438944] Call Trace:
[  304.438950]  <IRQ>
[  304.438965]  dump_stack+0x244/0x39d
[  304.438984]  ? dump_stack_print_info.cold.1+0x20/0x20
[  304.445504] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  304.454803]  warn_alloc.cold.116+0xb7/0x1bd
[  304.457352] syz-executor5 cpuset=syz5 mems_allowed=0
[  304.459500]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.492962]  ? lock_downgrade+0x900/0x900
[  304.497116]  ? trace_hardirqs_off+0xb8/0x310
[  304.501524]  ? trace_hardirqs_off+0xb8/0x310
[  304.505934]  __alloc_pages_slowpath+0x26e8/0x2e10
[  304.510798]  ? warn_alloc+0x120/0x120
[  304.514598]  ? print_usage_bug+0xc0/0xc0
[  304.518760]  ? warn_alloc+0x120/0x120
[  304.522558]  ? warn_alloc+0x120/0x120
[  304.526357]  ? print_usage_bug+0xc0/0xc0
[  304.530411]  ? kvm_clock_read+0x18/0x30
[  304.534381]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  304.539399]  ? print_usage_bug+0xc0/0xc0
[  304.543472]  ? __lock_acquire+0x62f/0x4c20
[  304.547714]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.553252]  ? should_fail+0x22d/0xd01
[  304.557135]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  304.562410]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.567510]  ? __lock_acquire+0x62f/0x4c20
[  304.571776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.576887]  ? __lock_acquire+0x62f/0x4c20
[  304.581606]  ? should_fail+0x22d/0xd01
[  304.585497]  ? rcu_irq_exit+0x1a2/0x390
[  304.589485]  ? mark_held_locks+0x130/0x130
[  304.593719]  ? mark_held_locks+0x130/0x130
[  304.597961]  ? mark_held_locks+0xc7/0x130
[  304.602107]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  304.607118]  ? zap_class+0x640/0x640
[  304.610827]  ? print_usage_bug+0xc0/0xc0
[  304.614888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.620422]  ? check_preemption_disabled+0x48/0x280
[  304.625441]  ? __lock_is_held+0xb5/0x140
[  304.629505]  __alloc_pages_nodemask+0xa80/0xde0
[  304.634168]  ? zap_class+0x640/0x640
[  304.637882]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  304.642904]  ? find_held_lock+0x36/0x1c0
[  304.646966]  ? ____cache_alloc_node+0x1c7/0x1e0
[  304.651632]  ? lock_downgrade+0x900/0x900
[  304.655780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.661320]  cache_grow_begin+0xa5/0x8c0
[  304.665382]  ? do_raw_spin_unlock+0xa7/0x330
[  304.669796]  fallback_alloc+0x204/0x2e0
[  304.673903]  ____cache_alloc_node+0x1c7/0x1e0
[  304.678399]  kmem_cache_alloc_node+0xe3/0x730
[  304.682887]  ? ipv6_get_ifaddr+0x42e/0x620
[  304.687129]  __alloc_skb+0x119/0x770
[  304.690836]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  304.696111]  ? netdev_alloc_frag+0x1f0/0x1f0
[  304.700517]  ? lock_downgrade+0x900/0x900
[  304.704667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.710199]  ? refcount_sub_and_test_checked+0x203/0x310
[  304.715647]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  304.721090]  ? addrconf_rs_timer+0x690/0x690
[  304.725503]  ndisc_alloc_skb+0x144/0x340
[  304.729566]  ndisc_send_rs+0x331/0x6e0
[  304.733481]  addrconf_rs_timer+0x314/0x690
[  304.737720]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.741962]  call_timer_fn+0x272/0x920
[  304.745845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.750419]  ? process_timeout+0x40/0x40
[  304.754493]  ? mark_held_locks+0xc7/0x130
[  304.758637]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.763126]  ? _raw_spin_unlock_irq+0x27/0x80
[  304.767614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.771847]  ? lockdep_hardirqs_on+0x296/0x5b0
[  304.776425]  ? trace_hardirqs_on+0xbd/0x310
[  304.780747]  ? kasan_check_read+0x11/0x20
[  304.784891]  ? __run_timers+0x7da/0xc70
[  304.788859]  ? trace_hardirqs_off_caller+0x310/0x310
[  304.793964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.798199]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  304.802427]  __run_timers+0x7e5/0xc70
[  304.806236]  ? timer_fixup_init+0x70/0x70
[  304.810385]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.815398]  ? zap_class+0x640/0x640
[  304.819109]  ? print_usage_bug+0xc0/0xc0
[  304.823175]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  304.828368]  ? find_held_lock+0x36/0x1c0
[  304.832428]  ? zap_class+0x640/0x640
[  304.836145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.841680]  ? check_preemption_disabled+0x48/0x280
[  304.846701]  ? __lock_is_held+0xb5/0x140
[  304.850764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.856299]  ? check_preemption_disabled+0x48/0x280
[  304.861315]  run_timer_softirq+0x52/0xb0
[  304.865375]  ? rcu_read_lock_sched_held+0x14f/0x180
[  304.870386]  __do_softirq+0x308/0xb7e
[  304.874184]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  304.878675]  ? lock_downgrade+0x900/0x900
[  304.882822]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  304.887925]  ? pvclock_read_flags+0x160/0x160
[  304.892415]  ? lapic_next_event+0x5a/0x90
[  304.896560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.902097]  ? kvm_clock_read+0x18/0x30
[  304.906065]  ? kvm_sched_clock_read+0x9/0x20
[  304.910480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.916010]  ? check_preemption_disabled+0x48/0x280
[  304.921031]  irq_exit+0x17f/0x1c0
[  304.924478]  smp_apic_timer_interrupt+0x1cb/0x760
[  304.929334]  ? smp_call_function_single_interrupt+0x650/0x650
[  304.935212]  ? interrupt_entry+0xb5/0xc0
[  304.939269]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.944282]  ? trace_hardirqs_off_caller+0xbb/0x310
[  304.949293]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.954129]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.959138]  ? trace_hardirqs_on_caller+0x310/0x310
[  304.964147]  ? task_prio+0x50/0x50
[  304.967687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.973225]  ? check_preemption_disabled+0x48/0x280
[  304.978238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.983084]  apic_timer_interrupt+0xf/0x20
[  304.987310]  </IRQ>
[  304.989544] RIP: 0010:write_comp_data+0x1b/0x70
[  304.994213] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  305.013110] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  305.020816] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  305.028081] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  305.035343] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  305.042609] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  305.049874] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  305.057150]  ? do_shrink_slab+0x1c5/0xd30
[  305.061299]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.066658]  do_shrink_slab+0x1c5/0xd30
[  305.070632]  ? lock_acquire+0x1ed/0x520
[  305.074604]  ? snapshot_refaults+0x290/0x290
[  305.079010]  ? lock_release+0xa00/0xa00
[  305.082984]  ? perf_trace_sched_process_exec+0x860/0x860
[  305.088448]  ? down_read_trylock+0xda/0x140
[  305.092762]  ? shrink_slab+0x207/0x8c0
[  305.096642]  ? downgrade_write+0x270/0x270
[  305.100878]  shrink_slab+0x389/0x8c0
[  305.104585]  ? shrink_active_list+0x1f00/0x1f00
[  305.109254]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  305.114878]  ? kasan_check_read+0x11/0x20
[  305.119021]  ? do_raw_spin_unlock+0xa7/0x330
[  305.123452]  ? ___preempt_schedule+0x16/0x18
[  305.127864]  ? _raw_spin_unlock+0x3f/0x50
[  305.132014]  shrink_node+0x431/0x16b0
[  305.135814]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  305.141107]  ? shrink_node_memcg+0x18f0/0x18f0
[  305.145681]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  305.150268]  ? trace_hardirqs_on+0xbd/0x310
[  305.154585]  ? vmpressure+0x271/0x340
[  305.158383]  ? do_raw_spin_trylock+0x270/0x270
[  305.162964]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  305.168494]  ? __cpuset_node_allowed+0x19b/0x660
[  305.173247]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  305.178952]  ? vmpressure+0x1a2/0x340
[  305.182756]  do_try_to_free_pages+0x3e7/0x1290
[  305.187333]  ? zap_class+0x640/0x640
[  305.191059]  ? shrink_node+0x16b0/0x16b0
[  305.195117]  ? __lock_is_held+0xb5/0x140
[  305.199183]  try_to_free_pages+0x4d0/0xb90
[  305.203418]  ? do_try_to_free_pages+0x1290/0x1290
[  305.208274]  ? lock_acquire+0x1ed/0x520
[  305.212243]  ? set_page_refcounted+0x280/0x280
[  305.216828]  ? lock_release+0xa00/0xa00
[  305.220799]  ? _raw_spin_unlock_irq+0x60/0x80
[  305.225288]  ? psi_memstall_enter+0x240/0x2b0
[  305.229779]  ? psi_memstall_tick+0x230/0x230
[  305.234192]  __alloc_pages_slowpath+0xa14/0x2e10
[  305.238969]  ? warn_alloc+0x120/0x120
[  305.242779]  ? mark_held_locks+0x130/0x130
[  305.247012]  ? find_get_entry+0xaae/0x1120
[  305.251248]  ? filemap_map_pages+0x1a20/0x1a20
[  305.255829]  ? zap_class+0x640/0x640
[  305.259545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.265077]  ? check_preemption_disabled+0x48/0x280
[  305.270088]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.275618]  ? should_fail+0x22d/0xd01
[  305.279503]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  305.284603]  ? zap_class+0x640/0x640
[  305.288351]  ? __lock_is_held+0xb5/0x140
[  305.292412]  ? mark_held_locks+0x130/0x130
[  305.296655]  ? lock_release+0xa00/0xa00
[  305.300627]  ? perf_trace_sched_process_exec+0x860/0x860
[  305.306070]  ? xa_load+0x2ba/0x460
[  305.309608]  ? lock_downgrade+0x900/0x900
[  305.313757]  ? __might_sleep+0x95/0x190
[  305.317731]  __alloc_pages_nodemask+0xa80/0xde0
[  305.322424]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  305.327447]  ? __page_cache_alloc+0x191/0x5c0
[  305.331949]  ? xa_load+0x2e1/0x460
[  305.335485]  ? xa_clear_mark+0x40/0x40
[  305.339366]  ? zap_class+0x640/0x640
[  305.343081]  ? zap_class+0x640/0x640
[  305.346787]  ? zap_class+0x640/0x640
[  305.350583]  ? __do_page_cache_readahead+0x663/0x810
[  305.355688]  ? find_held_lock+0x36/0x1c0
[  305.359748]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  305.365289]  alloc_pages_current+0x173/0x350
[  305.369701]  __page_cache_alloc+0x38c/0x5c0
[  305.374018]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  305.378940]  ? kasan_check_read+0x11/0x20
[  305.383085]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.388357]  ? generic_perform_write+0x6a0/0x6a0
[  305.393198]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.398738]  ? check_preemption_disabled+0x48/0x280
[  305.403757]  filemap_fault+0x1595/0x25f0
[  305.407830]  ? __lock_page_or_retry+0xa00/0xa00
[  305.412495]  ? mark_held_locks+0x130/0x130
[  305.416820]  ? filemap_map_pages+0xd6b/0x1a20
[  305.421310]  ? lock_downgrade+0x900/0x900
[  305.425454]  ? check_preemption_disabled+0x48/0x280
[  305.430469]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  305.435396]  ? kasan_check_read+0x11/0x20
[  305.439544]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.444816]  ? rcu_softirq_qs+0x20/0x20
[  305.448803]  ? filemap_map_pages+0xd92/0x1a20
[  305.453322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.458864]  ? find_get_entries_tag+0x1400/0x1400
[  305.463706]  ? __lock_acquire+0x62f/0x4c20
[  305.467951]  ? lock_acquire+0x1ed/0x520
[  305.471920]  ? ext4_filemap_fault+0x7a/0xad
[  305.476240]  ? lock_release+0xa00/0xa00
[  305.480205]  ? perf_trace_sched_process_exec+0x860/0x860
[  305.485653]  ? print_usage_bug+0xc0/0xc0
[  305.489715]  ? print_usage_bug+0xc0/0xc0
[  305.493782]  ? down_read+0x8d/0x120
[  305.497411]  ? ext4_filemap_fault+0x7a/0xad
[  305.501729]  ? __down_interruptible+0x700/0x700
[  305.506409]  ext4_filemap_fault+0x82/0xad
[  305.510552]  __do_fault+0x100/0x6b0
[  305.514179]  ? pmd_devmap_trans_unstable+0x220/0x220
[  305.519280]  ? mark_held_locks+0x130/0x130
[  305.523510]  ? mark_held_locks+0x130/0x130
[  305.527738]  ? find_held_lock+0x36/0x1c0
[  305.531800]  ? find_held_lock+0x36/0x1c0
[  305.535857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.541390]  __handle_mm_fault+0x3ea0/0x5be0
[  305.545800]  ? poll_select_copy_remaining+0x18c/0x6a0
[  305.550993]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  305.555840]  ? __might_fault+0x12b/0x1e0
[  305.559896]  ? lock_downgrade+0x900/0x900
[  305.564047]  ? zap_class+0x640/0x640
[  305.567759]  ? zap_class+0x640/0x640
[  305.571482]  ? find_held_lock+0x36/0x1c0
[  305.575545]  ? handle_mm_fault+0x42a/0xc70
[  305.579778]  ? lock_downgrade+0x900/0x900
[  305.583919]  ? check_preemption_disabled+0x48/0x280
[  305.588936]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  305.593859]  ? kasan_check_read+0x11/0x20
[  305.597999]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  305.603269]  ? rcu_softirq_qs+0x20/0x20
[  305.607237]  ? trace_hardirqs_off_caller+0x310/0x310
[  305.612337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.617873]  ? check_preemption_disabled+0x48/0x280
[  305.622891]  handle_mm_fault+0x54f/0xc70
[  305.627136]  ? __handle_mm_fault+0x5be0/0x5be0
[  305.631722]  ? find_vma+0x34/0x190
[  305.635262]  __do_page_fault+0x5e8/0xe60
[  305.639315]  ? trace_hardirqs_off+0xb8/0x310
[  305.643731]  do_page_fault+0xf2/0x7e0
[  305.647530]  ? vmalloc_sync_all+0x30/0x30
[  305.651676]  ? error_entry+0x70/0xd0
[  305.655390]  ? trace_hardirqs_off_caller+0xbb/0x310
[  305.660407]  ? trace_hardirqs_on_caller+0xc0/0x310
[  305.665331]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.670268]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.675121]  ? trace_hardirqs_on_caller+0x310/0x310
[  305.680129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.685577]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  305.690590]  ? prepare_exit_to_usermode+0x291/0x3b0
[  305.695602]  ? page_fault+0x8/0x30
[  305.699138]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.703977]  ? page_fault+0x8/0x30
[  305.707511]  page_fault+0x1e/0x30
[  305.710957] RIP: 0033:0x7f30b3a05dd3
[  305.714677] Code: Bad RIP value.
[  305.718034] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  305.723396] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  305.730659] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  305.737920] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  305.745181] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  305.752467] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  305.759748] warn_alloc_show_mem: 1 callbacks suppressed
[  305.759757] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  305.759759] Mem-Info:
[  305.759789] active_anon:48525 inactive_anon:197 isolated_anon:0
[  305.759789]  active_file:12 inactive_file:12 isolated_file:0
[  305.759789]  unevictable:0 dirty:0 writeback:0 unstable:0
[  305.759789]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  305.759789]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  305.759789]  free:13677 free_pcp:357 free_cma:0
[  305.765124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.772307] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  305.774694] Call Trace:
[  305.807552] 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
[  305.816893]  <IRQ>
[  305.844371] lowmem_reserve[]: 0 2818 6321 6321
[  305.846978]  dump_stack+0x244/0x39d
[  305.873050] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  305.875195]  ? dump_stack_print_info.cold.1+0x20/0x20
[  305.879751] lowmem_reserve[]: 0 0 3503 3503
[  305.883388]  warn_alloc.cold.116+0xb7/0x1bd
[  305.910937] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  305.916125]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  305.920405] lowmem_reserve[]: 0 0 0 0
[  305.924725]  ? lock_downgrade+0x900/0x900
[  305.953669] 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
[  305.958508]  ? trace_hardirqs_off+0xb8/0x310
[  305.962280] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  305.966423]  ? trace_hardirqs_off+0xb8/0x310
[  305.979915] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  305.984316]  __alloc_pages_slowpath+0x26e8/0x2e10
[  305.999638] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  306.004049]  ? warn_alloc+0x120/0x120
[  306.018571] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  306.023414]  ? print_usage_bug+0xc0/0xc0
[  306.032219] 268 total pagecache pages
[  306.036002]  ? warn_alloc+0x120/0x120
[  306.044556] 0 pages in swap cache
[  306.048595]  ? warn_alloc+0x120/0x120
[  306.052379] Swap cache stats: add 0, delete 0, find 0/0
[  306.056162]  ? print_usage_bug+0xc0/0xc0
[  306.059587] Free swap  = 0kB
[  306.063380]  ? print_usage_bug+0xc0/0xc0
[  306.068715] Total swap = 0kB
[  306.072762]  ? __lock_acquire+0x62f/0x4c20
[  306.075751] 1965979 pages RAM
[  306.079799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.082796] 0 pages HighMem/MovableOnly
[  306.087016]  ? should_fail+0x22d/0xd01
[  306.090101] 342853 pages reserved
[  306.095627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.099572] 0 pages cma reserved
[  306.103454]  ? __lock_acquire+0x62f/0x4c20
[  306.106952] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  306.111971]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.111984]  ? __lock_acquire+0x62f/0x4c20
[  306.111999]  ? should_fail+0x22d/0xd01
[  306.115398] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  306.119573]  ? find_held_lock+0x36/0x1c0
[  306.126039] init cpuset=/ mems_allowed=0
[  306.131134]  ? mark_held_locks+0x130/0x130
[  306.161211]  ? mark_held_locks+0x130/0x130
[  306.165437]  ? zap_class+0x640/0x640
[  306.169148]  ? zap_class+0x640/0x640
[  306.172858]  ? print_usage_bug+0xc0/0xc0
[  306.176917]  ? do_raw_spin_unlock+0xa7/0x330
[  306.181319]  ? zap_class+0x640/0x640
[  306.185034]  ? print_usage_bug+0xc0/0xc0
[  306.189094]  ? wq_watchdog_touch+0x9c/0xfe
[  306.193334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.198875]  ? check_preemption_disabled+0x48/0x280
[  306.203896]  ? __lock_is_held+0xb5/0x140
[  306.207957]  __alloc_pages_nodemask+0xa80/0xde0
[  306.212623]  ? zap_class+0x640/0x640
[  306.216341]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  306.221366]  ? find_held_lock+0x36/0x1c0
[  306.225431]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.230109]  ? lock_downgrade+0x900/0x900
[  306.234354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.239890]  cache_grow_begin+0xa5/0x8c0
[  306.243947]  ? do_raw_spin_unlock+0xa7/0x330
[  306.248362]  fallback_alloc+0x204/0x2e0
[  306.252345]  ____cache_alloc_node+0x1c7/0x1e0
[  306.256844]  kmem_cache_alloc_node+0xe3/0x730
[  306.261343]  ? ipv6_get_ifaddr+0x42e/0x620
[  306.265581]  __alloc_skb+0x119/0x770
[  306.269289]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.274569]  ? netdev_alloc_frag+0x1f0/0x1f0
[  306.278975]  ? lock_downgrade+0x900/0x900
[  306.283126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.288659]  ? refcount_sub_and_test_checked+0x203/0x310
[  306.294117]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  306.299562]  ? addrconf_rs_timer+0x690/0x690
[  306.303974]  ndisc_alloc_skb+0x144/0x340
[  306.308036]  ndisc_send_rs+0x331/0x6e0
[  306.311927]  addrconf_rs_timer+0x314/0x690
[  306.316162]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.320400]  call_timer_fn+0x272/0x920
[  306.324281]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.328511]  ? process_timeout+0x40/0x40
[  306.332577]  ? __run_timers+0x7da/0xc70
[  306.336550]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.341037]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.345526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.349756]  ? lockdep_hardirqs_on+0x296/0x5b0
[  306.354339]  ? trace_hardirqs_on+0xbd/0x310
[  306.358658]  ? kasan_check_read+0x11/0x20
[  306.362801]  ? __run_timers+0x7da/0xc70
[  306.366774]  ? trace_hardirqs_off_caller+0x310/0x310
[  306.371876]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.376112]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.380344]  __run_timers+0x7e5/0xc70
[  306.384151]  ? timer_fixup_init+0x70/0x70
[  306.388294]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.393312]  ? zap_class+0x640/0x640
[  306.397035]  ? enqueue_hrtimer+0x1a5/0x560
[  306.401265]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.406455]  ? find_held_lock+0x36/0x1c0
[  306.410516]  ? zap_class+0x640/0x640
[  306.414230]  ? pvclock_read_flags+0x160/0x160
[  306.418723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.424258]  ? check_preemption_disabled+0x48/0x280
[  306.429278]  ? __lock_is_held+0xb5/0x140
[  306.433342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.438875]  ? check_preemption_disabled+0x48/0x280
[  306.443894]  run_timer_softirq+0x52/0xb0
[  306.447954]  ? rcu_read_lock_sched_held+0x14f/0x180
[  306.452967]  __do_softirq+0x308/0xb7e
[  306.456782]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  306.461273]  ? lock_downgrade+0x900/0x900
[  306.465419]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  306.470523]  ? pvclock_read_flags+0x160/0x160
[  306.475015]  ? lapic_next_event+0x5a/0x90
[  306.479160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.484697]  ? kvm_clock_read+0x18/0x30
[  306.488666]  ? kvm_sched_clock_read+0x9/0x20
[  306.493074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.498607]  ? check_preemption_disabled+0x48/0x280
[  306.503625]  irq_exit+0x17f/0x1c0
[  306.507079]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.511917]  ? smp_reschedule_interrupt+0x109/0x650
[  306.516928]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.522805]  ? interrupt_entry+0xb5/0xc0
[  306.526866]  ? trace_hardirqs_off_caller+0xbb/0x310
[  306.531877]  ? trace_hardirqs_off_caller+0xbb/0x310
[  306.536888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.541732]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.546742]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.551754]  ? task_prio+0x50/0x50
[  306.555287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.560827]  ? check_preemption_disabled+0x48/0x280
[  306.565842]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.570685]  apic_timer_interrupt+0xf/0x20
[  306.574908]  </IRQ>
[  306.577140] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  306.582321] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  306.601219] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  306.608930] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  306.616194] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  306.623456] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  306.630720] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  306.637982] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  306.645283]  skb_clone+0x1bb/0x500
[  306.648826]  ? finish_task_switch+0x2f4/0x910
[  306.653323]  ? skb_split+0x11e0/0x11e0
[  306.657213]  ? preempt_notifier_register+0x200/0x200
[  306.662315]  ? __switch_to_asm+0x34/0x70
[  306.666380]  ? __switch_to_asm+0x34/0x70
[  306.670435]  ? __switch_to_asm+0x40/0x70
[  306.674487]  ? __switch_to_asm+0x34/0x70
[  306.678543]  ? __switch_to_asm+0x40/0x70
[  306.682596]  ? __switch_to_asm+0x34/0x70
[  306.686654]  ? __switch_to_asm+0x40/0x70
[  306.690707]  ? __switch_to_asm+0x34/0x70
[  306.694760]  ? __switch_to_asm+0x34/0x70
[  306.698813]  ? __switch_to_asm+0x40/0x70
[  306.702866]  ? __switch_to_asm+0x34/0x70
[  306.706927]  bpf_clone_redirect+0xb9/0x490
[  306.711156]  ? __schedule+0x8d7/0x21d0
[  306.715041]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  306.720066]  ? __sched_text_start+0x8/0x8
[  306.724215]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  306.728977]  ? find_held_lock+0x36/0x1c0
[  306.733044]  ? lock_acquire+0x1ed/0x520
[  306.737022]  ? bpf_test_run+0x3cb/0x780
[  306.740995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.746527]  ? check_preemption_disabled+0x48/0x280
[  306.752042]  ? kasan_check_read+0x11/0x20
[  306.756191]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  306.761461]  ? rcu_softirq_qs+0x20/0x20
[  306.765433]  ? preempt_schedule+0x4d/0x60
[  306.769577]  ? ___preempt_schedule+0x16/0x18
[  306.774006]  ? bpf_test_run+0x25d/0x780
[  306.777988]  ? netlink_diag_dump+0x2a0/0x2a0
[  306.782393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.787924]  ? bpf_test_init.isra.10+0x70/0x100
[  306.792592]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  306.797354]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  306.802306]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  306.807840]  ? fput+0x130/0x1a0
[  306.811118]  ? __bpf_prog_get+0x9b/0x290
[  306.815185]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  306.820019]  ? bpf_prog_test_run+0x130/0x1a0
[  306.824430]  ? __x64_sys_bpf+0x3d8/0x520
[  306.828488]  ? bpf_prog_get+0x20/0x20
[  306.832307]  ? do_syscall_64+0x1b9/0x820
[  306.836363]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  306.841724]  ? syscall_return_slowpath+0x5e0/0x5e0
[  306.846650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.851491]  ? trace_hardirqs_on_caller+0x310/0x310
[  306.856517]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  306.861529]  ? prepare_exit_to_usermode+0x291/0x3b0
[  306.866546]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.871389]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  306.876763] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  306.876827] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  306.882906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  306.882910] Call Trace:
[  306.882916]  <IRQ>
[  306.882932]  dump_stack+0x244/0x39d
[  306.882951]  ? dump_stack_print_info.cold.1+0x20/0x20
[  306.889490] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  306.898786]  warn_alloc.cold.116+0xb7/0x1bd
[  306.901337] syz-executor5 cpuset=syz5 mems_allowed=0
[  306.903474]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  306.936940]  ? lock_downgrade+0x900/0x900
[  306.941089]  ? trace_hardirqs_off+0xb8/0x310
[  306.945501]  ? trace_hardirqs_off+0xb8/0x310
[  306.949913]  __alloc_pages_slowpath+0x26e8/0x2e10
[  306.954774]  ? warn_alloc+0x120/0x120
[  306.958571]  ? print_usage_bug+0xc0/0xc0
[  306.962629]  ? warn_alloc+0x120/0x120
[  306.966430]  ? warn_alloc+0x120/0x120
[  306.970227]  ? print_usage_bug+0xc0/0xc0
[  306.974294]  ? print_usage_bug+0xc0/0xc0
[  306.978354]  ? __lock_acquire+0x62f/0x4c20
[  306.982590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.988122]  ? should_fail+0x22d/0xd01
[  306.992008]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.997111]  ? __lock_acquire+0x62f/0x4c20
[  307.001348]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.006442]  ? __lock_acquire+0x62f/0x4c20
[  307.010673]  ? should_fail+0x22d/0xd01
[  307.014560]  ? find_held_lock+0x36/0x1c0
[  307.018629]  ? mark_held_locks+0x130/0x130
[  307.022866]  ? mark_held_locks+0x130/0x130
[  307.027094]  ? zap_class+0x640/0x640
[  307.030802]  ? zap_class+0x640/0x640
[  307.034532]  ? print_usage_bug+0xc0/0xc0
[  307.038587]  ? do_raw_spin_unlock+0xa7/0x330
[  307.042991]  ? zap_class+0x640/0x640
[  307.046699]  ? print_usage_bug+0xc0/0xc0
[  307.050755]  ? wq_watchdog_touch+0x9c/0xfe
[  307.054988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.060525]  ? check_preemption_disabled+0x48/0x280
[  307.065547]  ? __lock_is_held+0xb5/0x140
[  307.069621]  __alloc_pages_nodemask+0xa80/0xde0
[  307.074296]  ? zap_class+0x640/0x640
[  307.078008]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  307.083033]  ? find_held_lock+0x36/0x1c0
[  307.087099]  ? ____cache_alloc_node+0x1c7/0x1e0
[  307.091778]  ? lock_downgrade+0x900/0x900
[  307.095927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.101464]  cache_grow_begin+0xa5/0x8c0
[  307.105524]  ? do_raw_spin_unlock+0xa7/0x330
[  307.109938]  fallback_alloc+0x204/0x2e0
[  307.113912]  ____cache_alloc_node+0x1c7/0x1e0
[  307.118406]  kmem_cache_alloc_node+0xe3/0x730
[  307.122897]  ? ipv6_get_ifaddr+0x42e/0x620
[  307.127133]  __alloc_skb+0x119/0x770
[  307.130840]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  307.136115]  ? netdev_alloc_frag+0x1f0/0x1f0
[  307.140524]  ? lock_downgrade+0x900/0x900
[  307.144672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.150207]  ? refcount_sub_and_test_checked+0x203/0x310
[  307.155658]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  307.161108]  ? addrconf_rs_timer+0x690/0x690
[  307.165525]  ndisc_alloc_skb+0x144/0x340
[  307.169587]  ndisc_send_rs+0x331/0x6e0
[  307.173474]  addrconf_rs_timer+0x314/0x690
[  307.177708]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.181948]  call_timer_fn+0x272/0x920
[  307.185831]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.190064]  ? process_timeout+0x40/0x40
[  307.194132]  ? mark_held_locks+0xc7/0x130
[  307.198281]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.202772]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.207265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.211495]  ? lockdep_hardirqs_on+0x296/0x5b0
[  307.216076]  ? trace_hardirqs_on+0xbd/0x310
[  307.220391]  ? kasan_check_read+0x11/0x20
[  307.224534]  ? __run_timers+0x7da/0xc70
[  307.228509]  ? trace_hardirqs_off_caller+0x310/0x310
[  307.233612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.237849]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.242081]  __run_timers+0x7e5/0xc70
[  307.245884]  ? timer_fixup_init+0x70/0x70
[  307.250036]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.255046]  ? zap_class+0x640/0x640
[  307.258758]  ? print_usage_bug+0xc0/0xc0
[  307.262816]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  307.268011]  ? find_held_lock+0x36/0x1c0
[  307.272090]  ? zap_class+0x640/0x640
[  307.275805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.281340]  ? check_preemption_disabled+0x48/0x280
[  307.286363]  ? __lock_is_held+0xb5/0x140
[  307.290418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.295963]  ? check_preemption_disabled+0x48/0x280
[  307.300981]  run_timer_softirq+0x52/0xb0
[  307.305037]  ? rcu_read_lock_sched_held+0x14f/0x180
[  307.310048]  __do_softirq+0x308/0xb7e
[  307.313845]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  307.318334]  ? lock_downgrade+0x900/0x900
[  307.322480]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  307.327592]  ? pvclock_read_flags+0x160/0x160
[  307.332097]  ? lapic_next_event+0x5a/0x90
[  307.336258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.341798]  ? kvm_clock_read+0x18/0x30
[  307.345765]  ? kvm_sched_clock_read+0x9/0x20
[  307.350170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.355703]  ? check_preemption_disabled+0x48/0x280
[  307.360730]  irq_exit+0x17f/0x1c0
[  307.364179]  smp_apic_timer_interrupt+0x1cb/0x760
[  307.369033]  ? smp_call_function_single_interrupt+0x650/0x650
[  307.374912]  ? interrupt_entry+0xb5/0xc0
[  307.378971]  ? trace_hardirqs_off_caller+0xbb/0x310
[  307.383981]  ? trace_hardirqs_off_caller+0xbb/0x310
[  307.388995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.393833]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.398841]  ? trace_hardirqs_on_caller+0x310/0x310
[  307.403853]  ? task_prio+0x50/0x50
[  307.407390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.412921]  ? check_preemption_disabled+0x48/0x280
[  307.417939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.422782]  apic_timer_interrupt+0xf/0x20
[  307.427004]  </IRQ>
[  307.429259] RIP: 0010:write_comp_data+0x1b/0x70
[  307.433928] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  307.452824] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  307.460525] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  307.467790] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  307.475058] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  307.482320] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  307.489586] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  307.496865]  ? do_shrink_slab+0x1c5/0xd30
[  307.501015]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.506373]  do_shrink_slab+0x1c5/0xd30
[  307.510347]  ? lock_acquire+0x1ed/0x520
[  307.514320]  ? snapshot_refaults+0x290/0x290
[  307.518724]  ? lock_release+0xa00/0xa00
[  307.522698]  ? perf_trace_sched_process_exec+0x860/0x860
[  307.528151]  ? down_read_trylock+0xda/0x140
[  307.532468]  ? shrink_slab+0x207/0x8c0
[  307.536354]  ? downgrade_write+0x270/0x270
[  307.540613]  shrink_slab+0x389/0x8c0
[  307.544324]  ? shrink_active_list+0x1f00/0x1f00
[  307.549002]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  307.554629]  ? kasan_check_read+0x11/0x20
[  307.558770]  ? do_raw_spin_unlock+0xa7/0x330
[  307.563196]  ? ___preempt_schedule+0x16/0x18
[  307.567614]  ? _raw_spin_unlock+0x3f/0x50
[  307.571763]  shrink_node+0x431/0x16b0
[  307.575560]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  307.580853]  ? shrink_node_memcg+0x18f0/0x18f0
[  307.585430]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  307.590440]  ? trace_hardirqs_on+0xbd/0x310
[  307.594755]  ? vmpressure+0x271/0x340
[  307.598554]  ? do_raw_spin_trylock+0x270/0x270
[  307.603135]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  307.608664]  ? __cpuset_node_allowed+0x19b/0x660
[  307.613418]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  307.619126]  ? vmpressure+0x1a2/0x340
[  307.622932]  do_try_to_free_pages+0x3e7/0x1290
[  307.627512]  ? zap_class+0x640/0x640
[  307.631239]  ? shrink_node+0x16b0/0x16b0
[  307.635300]  ? __lock_is_held+0xb5/0x140
[  307.639366]  try_to_free_pages+0x4d0/0xb90
[  307.643599]  ? do_try_to_free_pages+0x1290/0x1290
[  307.648450]  ? lock_acquire+0x1ed/0x520
[  307.652423]  ? set_page_refcounted+0x280/0x280
[  307.657009]  ? lock_release+0xa00/0xa00
[  307.660979]  ? _raw_spin_unlock_irq+0x60/0x80
[  307.665473]  ? psi_memstall_enter+0x240/0x2b0
[  307.669963]  ? psi_memstall_tick+0x230/0x230
[  307.674377]  __alloc_pages_slowpath+0xa14/0x2e10
[  307.679150]  ? warn_alloc+0x120/0x120
[  307.682943]  ? mark_held_locks+0x130/0x130
[  307.687178]  ? find_get_entry+0xaae/0x1120
[  307.691419]  ? filemap_map_pages+0x1a20/0x1a20
[  307.696002]  ? zap_class+0x640/0x640
[  307.699748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.705285]  ? check_preemption_disabled+0x48/0x280
[  307.710300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.715835]  ? should_fail+0x22d/0xd01
[  307.719738]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.724840]  ? zap_class+0x640/0x640
[  307.728570]  ? __lock_is_held+0xb5/0x140
[  307.732631]  ? mark_held_locks+0x130/0x130
[  307.736868]  ? lock_release+0xa00/0xa00
[  307.740839]  ? perf_trace_sched_process_exec+0x860/0x860
[  307.746283]  ? xa_load+0x2ba/0x460
[  307.749821]  ? lock_downgrade+0x900/0x900
[  307.753970]  ? __might_sleep+0x95/0x190
[  307.757945]  __alloc_pages_nodemask+0xa80/0xde0
[  307.762615]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  307.767626]  ? __page_cache_alloc+0x191/0x5c0
[  307.772116]  ? xa_load+0x2e1/0x460
[  307.775652]  ? xa_clear_mark+0x40/0x40
[  307.779539]  ? zap_class+0x640/0x640
[  307.783253]  ? zap_class+0x640/0x640
[  307.786963]  ? zap_class+0x640/0x640
[  307.790670]  ? __do_page_cache_readahead+0x663/0x810
[  307.795771]  ? find_held_lock+0x36/0x1c0
[  307.799829]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  307.805367]  alloc_pages_current+0x173/0x350
[  307.809774]  __page_cache_alloc+0x38c/0x5c0
[  307.814094]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  307.819017]  ? kasan_check_read+0x11/0x20
[  307.823158]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  307.828432]  ? generic_perform_write+0x6a0/0x6a0
[  307.833190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.838728]  ? check_preemption_disabled+0x48/0x280
[  307.843752]  filemap_fault+0x1595/0x25f0
[  307.847819]  ? __lock_page_or_retry+0xa00/0xa00
[  307.852488]  ? mark_held_locks+0x130/0x130
[  307.856730]  ? filemap_map_pages+0xd6b/0x1a20
[  307.861228]  ? lock_downgrade+0x900/0x900
[  307.865370]  ? check_preemption_disabled+0x48/0x280
[  307.870384]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  307.875308]  ? kasan_check_read+0x11/0x20
[  307.879457]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  307.884727]  ? rcu_softirq_qs+0x20/0x20
[  307.888708]  ? filemap_map_pages+0xd92/0x1a20
[  307.893215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.898772]  ? find_get_entries_tag+0x1400/0x1400
[  307.903617]  ? __lock_acquire+0x62f/0x4c20
[  307.907856]  ? lock_acquire+0x1ed/0x520
[  307.911827]  ? ext4_filemap_fault+0x7a/0xad
[  307.916148]  ? lock_release+0xa00/0xa00
[  307.920115]  ? perf_trace_sched_process_exec+0x860/0x860
[  307.925561]  ? print_usage_bug+0xc0/0xc0
[  307.929616]  ? print_usage_bug+0xc0/0xc0
[  307.933684]  ? down_read+0x8d/0x120
[  307.937303]  ? ext4_filemap_fault+0x7a/0xad
[  307.941619]  ? __down_interruptible+0x700/0x700
[  307.946289]  ext4_filemap_fault+0x82/0xad
[  307.950432]  __do_fault+0x100/0x6b0
[  307.954060]  ? pmd_devmap_trans_unstable+0x220/0x220
[  307.959163]  ? mark_held_locks+0x130/0x130
[  307.963404]  ? mark_held_locks+0x130/0x130
[  307.967634]  ? find_held_lock+0x36/0x1c0
[  307.971694]  ? find_held_lock+0x36/0x1c0
[  307.975759]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.981295]  __handle_mm_fault+0x3ea0/0x5be0
[  307.985702]  ? poll_select_copy_remaining+0x18c/0x6a0
[  307.990893]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  307.995738]  ? __might_fault+0x12b/0x1e0
[  307.999797]  ? lock_downgrade+0x900/0x900
[  308.003947]  ? zap_class+0x640/0x640
[  308.007653]  ? zap_class+0x640/0x640
[  308.011365]  ? find_held_lock+0x36/0x1c0
[  308.015448]  ? handle_mm_fault+0x42a/0xc70
[  308.019679]  ? lock_downgrade+0x900/0x900
[  308.023821]  ? check_preemption_disabled+0x48/0x280
[  308.028834]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  308.033757]  ? kasan_check_read+0x11/0x20
[  308.037900]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.043173]  ? rcu_softirq_qs+0x20/0x20
[  308.047155]  ? trace_hardirqs_off_caller+0x310/0x310
[  308.052260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.057793]  ? check_preemption_disabled+0x48/0x280
[  308.062809]  handle_mm_fault+0x54f/0xc70
[  308.066866]  ? __handle_mm_fault+0x5be0/0x5be0
[  308.071451]  ? find_vma+0x34/0x190
[  308.074991]  __do_page_fault+0x5e8/0xe60
[  308.079048]  ? trace_hardirqs_off+0xb8/0x310
[  308.083466]  do_page_fault+0xf2/0x7e0
[  308.087267]  ? vmalloc_sync_all+0x30/0x30
[  308.091418]  ? error_entry+0x70/0xd0
[  308.095133]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.100144]  ? trace_hardirqs_on_caller+0xc0/0x310
[  308.105074]  ? syscall_return_slowpath+0x5e0/0x5e0
[  308.110647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.115496]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.120507]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.125952]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  308.130967]  ? prepare_exit_to_usermode+0x291/0x3b0
[  308.135979]  ? page_fault+0x8/0x30
[  308.139522]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.144359]  ? page_fault+0x8/0x30
[  308.147893]  page_fault+0x1e/0x30
[  308.151344] RIP: 0033:0x7f30b3a05dd3
[  308.155063] Code: Bad RIP value.
[  308.158420] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  308.163779] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  308.171040] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  308.178300] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  308.185562] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  308.192825] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  308.200103] warn_alloc_show_mem: 1 callbacks suppressed
[  308.200113] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  308.200115] Mem-Info:
[  308.200145] active_anon:48525 inactive_anon:197 isolated_anon:0
[  308.200145]  active_file:12 inactive_file:12 isolated_file:0
[  308.200145]  unevictable:0 dirty:0 writeback:0 unstable:0
[  308.200145]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  308.200145]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  308.200145]  free:13677 free_pcp:357 free_cma:0
[  308.205475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  308.212665] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  308.215052] Call Trace:
[  308.247907] 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
[  308.257248]  <IRQ>
[  308.284718] lowmem_reserve[]: 0 2818 6321 6321
[  308.287319]  dump_stack+0x244/0x39d
[  308.313393] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  308.315540]  ? dump_stack_print_info.cold.1+0x20/0x20
[  308.320090] lowmem_reserve[]: 0 0 3503 3503
[  308.323716]  warn_alloc.cold.116+0xb7/0x1bd
[  308.351281] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  308.356462]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  308.360752] lowmem_reserve[]: 0 0 0 0
[  308.365067]  ? lock_downgrade+0x900/0x900
[  308.394009] 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
[  308.398850]  ? trace_hardirqs_off+0xb8/0x310
[  308.402620] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  308.406763]  ? trace_hardirqs_off+0xb8/0x310
[  308.420256] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  308.424662]  __alloc_pages_slowpath+0x26e8/0x2e10
[  308.439985] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  308.444400]  ? warn_alloc+0x120/0x120
[  308.458921] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.463747]  ? print_usage_bug+0xc0/0xc0
[  308.472554] 268 total pagecache pages
[  308.476340]  ? warn_alloc+0x120/0x120
[  308.484895] 0 pages in swap cache
[  308.488939]  ? warn_alloc+0x120/0x120
[  308.492715] Swap cache stats: add 0, delete 0, find 0/0
[  308.496497]  ? print_usage_bug+0xc0/0xc0
[  308.499923] Free swap  = 0kB
[  308.503708]  ? kvm_clock_read+0x18/0x30
[  308.509038] Total swap = 0kB
[  308.513082]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  308.516073] 1965979 pages RAM
[  308.520034]  ? print_usage_bug+0xc0/0xc0
[  308.523021] 0 pages HighMem/MovableOnly
[  308.523028] 342853 pages reserved
[  308.528030]  ? __lock_acquire+0x62f/0x4c20
[  308.531107] 0 pages cma reserved
[  308.535165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.539174] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  308.542567]  ? should_fail+0x22d/0xd01
[  308.546825] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  308.550126]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.555639] init cpuset=/ mems_allowed=0
[  308.562117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.590391]  ? __lock_acquire+0x62f/0x4c20
[  308.594629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.599729]  ? __lock_acquire+0x62f/0x4c20
[  308.603957]  ? should_fail+0x22d/0xd01
[  308.607835]  ? rcu_irq_exit+0x1a2/0x390
[  308.611813]  ? mark_held_locks+0x130/0x130
[  308.616050]  ? mark_held_locks+0x130/0x130
[  308.620288]  ? mark_held_locks+0xc7/0x130
[  308.624433]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  308.629442]  ? zap_class+0x640/0x640
[  308.633154]  ? print_usage_bug+0xc0/0xc0
[  308.637214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.642747]  ? check_preemption_disabled+0x48/0x280
[  308.647768]  ? __lock_is_held+0xb5/0x140
[  308.651829]  __alloc_pages_nodemask+0xa80/0xde0
[  308.656494]  ? zap_class+0x640/0x640
[  308.660206]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  308.665226]  ? find_held_lock+0x36/0x1c0
[  308.669293]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.673958]  ? lock_downgrade+0x900/0x900
[  308.678106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.683734]  cache_grow_begin+0xa5/0x8c0
[  308.687789]  ? do_raw_spin_unlock+0xa7/0x330
[  308.692202]  fallback_alloc+0x204/0x2e0
[  308.696182]  ____cache_alloc_node+0x1c7/0x1e0
[  308.700677]  kmem_cache_alloc_node+0xe3/0x730
[  308.705171]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.709409]  __alloc_skb+0x119/0x770
[  308.713122]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  308.718398]  ? netdev_alloc_frag+0x1f0/0x1f0
[  308.722801]  ? lock_downgrade+0x900/0x900
[  308.726949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.732481]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.737931]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.743377]  ? addrconf_rs_timer+0x690/0x690
[  308.748316]  ndisc_alloc_skb+0x144/0x340
[  308.752382]  ndisc_send_rs+0x331/0x6e0
[  308.756269]  addrconf_rs_timer+0x314/0x690
[  308.760506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.764744]  call_timer_fn+0x272/0x920
[  308.768641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.772875]  ? process_timeout+0x40/0x40
[  308.776942]  ? __run_timers+0x7da/0xc70
[  308.780915]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.785402]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.789902]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.794139]  ? lockdep_hardirqs_on+0x296/0x5b0
[  308.798726]  ? trace_hardirqs_on+0xbd/0x310
[  308.803043]  ? kasan_check_read+0x11/0x20
[  308.807184]  ? __run_timers+0x7da/0xc70
[  308.811153]  ? trace_hardirqs_off_caller+0x310/0x310
[  308.816257]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.820497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.824724]  __run_timers+0x7e5/0xc70
[  308.828527]  ? timer_fixup_init+0x70/0x70
[  308.833192]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.838212]  ? zap_class+0x640/0x640
[  308.841923]  ? enqueue_hrtimer+0x1a5/0x560
[  308.846155]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.851345]  ? find_held_lock+0x36/0x1c0
[  308.855406]  ? zap_class+0x640/0x640
[  308.859128]  ? pvclock_read_flags+0x160/0x160
[  308.863624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.869162]  ? check_preemption_disabled+0x48/0x280
[  308.874200]  ? __lock_is_held+0xb5/0x140
[  308.878257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.883790]  ? check_preemption_disabled+0x48/0x280
[  308.888806]  run_timer_softirq+0x52/0xb0
[  308.892866]  ? rcu_read_lock_sched_held+0x14f/0x180
[  308.897880]  __do_softirq+0x308/0xb7e
[  308.901681]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  308.906184]  ? lock_downgrade+0x900/0x900
[  308.910442]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  308.915547]  ? pvclock_read_flags+0x160/0x160
[  308.920037]  ? lapic_next_event+0x5a/0x90
[  308.924181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.929715]  ? kvm_clock_read+0x18/0x30
[  308.933687]  ? kvm_sched_clock_read+0x9/0x20
[  308.938092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.943638]  ? check_preemption_disabled+0x48/0x280
[  308.948655]  irq_exit+0x17f/0x1c0
[  308.952114]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.956950]  ? smp_reschedule_interrupt+0x109/0x650
[  308.961961]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.967839]  ? interrupt_entry+0xb5/0xc0
[  308.971903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.976912]  ? trace_hardirqs_off_caller+0xbb/0x310
[  308.981928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.986780]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.991789]  ? trace_hardirqs_on_caller+0x310/0x310
[  308.996803]  ? task_prio+0x50/0x50
[  309.000339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.006825]  ? check_preemption_disabled+0x48/0x280
[  309.011843]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.016692]  apic_timer_interrupt+0xf/0x20
[  309.020914]  </IRQ>
[  309.023149] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  309.028076] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  309.047062] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  309.054772] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  309.062036] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  309.069299] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  309.076561] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  309.083824] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  309.091127]  skb_clone+0x1bb/0x500
[  309.094667]  ? finish_task_switch+0x2f4/0x910
[  309.099158]  ? skb_split+0x11e0/0x11e0
[  309.103122]  ? preempt_notifier_register+0x200/0x200
[  309.108218]  ? __switch_to_asm+0x34/0x70
[  309.112273]  ? __switch_to_asm+0x34/0x70
[  309.116328]  ? __switch_to_asm+0x40/0x70
[  309.120386]  ? __switch_to_asm+0x34/0x70
[  309.124439]  ? __switch_to_asm+0x40/0x70
[  309.128492]  ? __switch_to_asm+0x34/0x70
[  309.132547]  ? __switch_to_asm+0x40/0x70
[  309.136600]  ? __switch_to_asm+0x34/0x70
[  309.140653]  ? __switch_to_asm+0x34/0x70
[  309.144809]  ? __switch_to_asm+0x40/0x70
[  309.148871]  ? __switch_to_asm+0x34/0x70
[  309.152931]  bpf_clone_redirect+0xb9/0x490
[  309.157160]  ? __schedule+0x8d7/0x21d0
[  309.161047]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  309.166069]  ? __sched_text_start+0x8/0x8
[  309.170222]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  309.174990]  ? find_held_lock+0x36/0x1c0
[  309.179052]  ? lock_acquire+0x1ed/0x520
[  309.183139]  ? bpf_test_run+0x3cb/0x780
[  309.187113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.192648]  ? check_preemption_disabled+0x48/0x280
[  309.197762]  ? kasan_check_read+0x11/0x20
[  309.201903]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.207173]  ? rcu_softirq_qs+0x20/0x20
[  309.211147]  ? preempt_schedule+0x4d/0x60
[  309.215290]  ? ___preempt_schedule+0x16/0x18
[  309.219699]  ? bpf_test_run+0x25d/0x780
[  309.223678]  ? netlink_diag_dump+0x2a0/0x2a0
[  309.228093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.233628]  ? bpf_test_init.isra.10+0x70/0x100
[  309.238298]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  309.243060]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  309.247904]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  309.253447]  ? fput+0x130/0x1a0
[  309.256738]  ? __bpf_prog_get+0x9b/0x290
[  309.260796]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  309.265636]  ? bpf_prog_test_run+0x130/0x1a0
[  309.270038]  ? __x64_sys_bpf+0x3d8/0x520
[  309.274105]  ? bpf_prog_get+0x20/0x20
[  309.277918]  ? do_syscall_64+0x1b9/0x820
[  309.281973]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  309.287335]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.292260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.297103]  ? trace_hardirqs_on_caller+0x310/0x310
[  309.302116]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  309.307129]  ? prepare_exit_to_usermode+0x291/0x3b0
[  309.312143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.316988]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  309.322363] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  309.322423] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  309.328505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.328509] Call Trace:
[  309.328514]  <IRQ>
[  309.328529]  dump_stack+0x244/0x39d
[  309.328548]  ? dump_stack_print_info.cold.1+0x20/0x20
[  309.335060] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  309.344369]  warn_alloc.cold.116+0xb7/0x1bd
[  309.346919] syz-executor5 cpuset=syz5 mems_allowed=0
[  309.349066]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  309.382523]  ? lock_downgrade+0x900/0x900
[  309.386672]  ? trace_hardirqs_off+0xb8/0x310
[  309.391086]  ? trace_hardirqs_off+0xb8/0x310
[  309.395498]  __alloc_pages_slowpath+0x26e8/0x2e10
[  309.400362]  ? warn_alloc+0x120/0x120
[  309.404160]  ? print_usage_bug+0xc0/0xc0
[  309.408217]  ? warn_alloc+0x120/0x120
[  309.412036]  ? warn_alloc+0x120/0x120
[  309.415843]  ? print_usage_bug+0xc0/0xc0
[  309.419906]  ? print_usage_bug+0xc0/0xc0
[  309.423962]  ? __lock_acquire+0x62f/0x4c20
[  309.428196]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.433728]  ? should_fail+0x22d/0xd01
[  309.437613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.442714]  ? __lock_acquire+0x62f/0x4c20
[  309.446947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.452043]  ? __lock_acquire+0x62f/0x4c20
[  309.456278]  ? should_fail+0x22d/0xd01
[  309.460160]  ? find_held_lock+0x36/0x1c0
[  309.464226]  ? mark_held_locks+0x130/0x130
[  309.468457]  ? mark_held_locks+0x130/0x130
[  309.472686]  ? zap_class+0x640/0x640
[  309.476397]  ? zap_class+0x640/0x640
[  309.480110]  ? print_usage_bug+0xc0/0xc0
[  309.484164]  ? do_raw_spin_unlock+0xa7/0x330
[  309.488565]  ? zap_class+0x640/0x640
[  309.492276]  ? print_usage_bug+0xc0/0xc0
[  309.496339]  ? wq_watchdog_touch+0x9c/0xfe
[  309.500574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.506119]  ? check_preemption_disabled+0x48/0x280
[  309.511141]  ? __lock_is_held+0xb5/0x140
[  309.515201]  __alloc_pages_nodemask+0xa80/0xde0
[  309.519867]  ? zap_class+0x640/0x640
[  309.523579]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  309.528602]  ? find_held_lock+0x36/0x1c0
[  309.532669]  ? ____cache_alloc_node+0x1c7/0x1e0
[  309.537338]  ? lock_downgrade+0x900/0x900
[  309.541573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.547111]  cache_grow_begin+0xa5/0x8c0
[  309.551164]  ? do_raw_spin_unlock+0xa7/0x330
[  309.555660]  fallback_alloc+0x204/0x2e0
[  309.559634]  ____cache_alloc_node+0x1c7/0x1e0
[  309.564128]  kmem_cache_alloc_node+0xe3/0x730
[  309.568616]  ? ipv6_get_ifaddr+0x42e/0x620
[  309.572854]  __alloc_skb+0x119/0x770
[  309.576560]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  309.582095]  ? netdev_alloc_frag+0x1f0/0x1f0
[  309.586499]  ? lock_downgrade+0x900/0x900
[  309.590649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.596184]  ? refcount_sub_and_test_checked+0x203/0x310
[  309.601637]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  309.607085]  ? addrconf_rs_timer+0x690/0x690
[  309.611497]  ndisc_alloc_skb+0x144/0x340
[  309.615555]  ndisc_send_rs+0x331/0x6e0
[  309.619441]  addrconf_rs_timer+0x314/0x690
[  309.623675]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.627914]  call_timer_fn+0x272/0x920
[  309.631793]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.636024]  ? process_timeout+0x40/0x40
[  309.640093]  ? mark_held_locks+0xc7/0x130
[  309.644236]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.648724]  ? _raw_spin_unlock_irq+0x27/0x80
[  309.653216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.657444]  ? lockdep_hardirqs_on+0x296/0x5b0
[  309.662025]  ? trace_hardirqs_on+0xbd/0x310
[  309.666350]  ? kasan_check_read+0x11/0x20
[  309.670495]  ? __run_timers+0x7da/0xc70
[  309.674465]  ? trace_hardirqs_off_caller+0x310/0x310
[  309.679563]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.683795]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  309.688026]  __run_timers+0x7e5/0xc70
[  309.691839]  ? timer_fixup_init+0x70/0x70
[  309.695982]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.700994]  ? zap_class+0x640/0x640
[  309.704706]  ? print_usage_bug+0xc0/0xc0
[  309.708763]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  309.713954]  ? find_held_lock+0x36/0x1c0
[  309.718013]  ? zap_class+0x640/0x640
[  309.721737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.727272]  ? check_preemption_disabled+0x48/0x280
[  309.732301]  ? __lock_is_held+0xb5/0x140
[  309.736358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.741890]  ? check_preemption_disabled+0x48/0x280
[  309.746904]  run_timer_softirq+0x52/0xb0
[  309.750960]  ? rcu_read_lock_sched_held+0x14f/0x180
[  309.755970]  __do_softirq+0x308/0xb7e
[  309.759772]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  309.764260]  ? lock_downgrade+0x900/0x900
[  309.768407]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  309.773513]  ? pvclock_read_flags+0x160/0x160
[  309.778002]  ? lapic_next_event+0x5a/0x90
[  309.782152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.787689]  ? kvm_clock_read+0x18/0x30
[  309.791656]  ? kvm_sched_clock_read+0x9/0x20
[  309.796064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.801595]  ? check_preemption_disabled+0x48/0x280
[  309.806615]  irq_exit+0x17f/0x1c0
[  309.810064]  smp_apic_timer_interrupt+0x1cb/0x760
[  309.814912]  ? smp_call_function_single_interrupt+0x650/0x650
[  309.820790]  ? interrupt_entry+0xb5/0xc0
[  309.824850]  ? trace_hardirqs_off_caller+0xbb/0x310
[  309.829959]  ? trace_hardirqs_off_caller+0xbb/0x310
[  309.834987]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.839825]  ? trace_hardirqs_on_caller+0x310/0x310
[  309.844837]  ? trace_hardirqs_on_caller+0x310/0x310
[  309.849851]  ? task_prio+0x50/0x50
[  309.853390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.858922]  ? check_preemption_disabled+0x48/0x280
[  309.863937]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.868784]  apic_timer_interrupt+0xf/0x20
[  309.873007]  </IRQ>
[  309.875246] RIP: 0010:write_comp_data+0x1b/0x70
[  309.879920] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  309.898817] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  309.906518] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  309.913784] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  309.921045] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  309.928307] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  309.935569] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  309.942847]  ? do_shrink_slab+0x1c5/0xd30
[  309.946995]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.952360]  do_shrink_slab+0x1c5/0xd30
[  309.956338]  ? lock_acquire+0x1ed/0x520
[  309.960315]  ? snapshot_refaults+0x290/0x290
[  309.964718]  ? lock_release+0xa00/0xa00
[  309.968690]  ? perf_trace_sched_process_exec+0x860/0x860
[  309.974146]  ? down_read_trylock+0xda/0x140
[  309.978460]  ? shrink_slab+0x207/0x8c0
[  309.982340]  ? downgrade_write+0x270/0x270
[  309.986581]  shrink_slab+0x389/0x8c0
[  309.990297]  ? shrink_active_list+0x1f00/0x1f00
[  309.994972]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  310.000604]  ? kasan_check_read+0x11/0x20
[  310.004750]  ? do_raw_spin_unlock+0xa7/0x330
[  310.009157]  ? ___preempt_schedule+0x16/0x18
[  310.013572]  ? _raw_spin_unlock+0x3f/0x50
[  310.017720]  shrink_node+0x431/0x16b0
[  310.021515]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  310.026806]  ? shrink_node_memcg+0x18f0/0x18f0
[  310.031906]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  310.036487]  ? trace_hardirqs_on+0xbd/0x310
[  310.040801]  ? vmpressure+0x271/0x340
[  310.044601]  ? do_raw_spin_trylock+0x270/0x270
[  310.049182]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  310.054712]  ? __cpuset_node_allowed+0x19b/0x660
[  310.059466]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  310.065176]  ? vmpressure+0x1a2/0x340
[  310.068981]  do_try_to_free_pages+0x3e7/0x1290
[  310.073559]  ? zap_class+0x640/0x640
[  310.077287]  ? shrink_node+0x16b0/0x16b0
[  310.081346]  ? __lock_is_held+0xb5/0x140
[  310.085418]  try_to_free_pages+0x4d0/0xb90
[  310.089651]  ? do_try_to_free_pages+0x1290/0x1290
[  310.094498]  ? lock_acquire+0x1ed/0x520
[  310.098468]  ? set_page_refcounted+0x280/0x280
[  310.103051]  ? lock_release+0xa00/0xa00
[  310.107024]  ? _raw_spin_unlock_irq+0x60/0x80
[  310.111513]  ? psi_memstall_enter+0x240/0x2b0
[  310.116013]  ? psi_memstall_tick+0x230/0x230
[  310.120440]  __alloc_pages_slowpath+0xa14/0x2e10
[  310.125216]  ? warn_alloc+0x120/0x120
[  310.129015]  ? mark_held_locks+0x130/0x130
[  310.133249]  ? find_get_entry+0xaae/0x1120
[  310.137491]  ? filemap_map_pages+0x1a20/0x1a20
[  310.142074]  ? zap_class+0x640/0x640
[  310.145790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.151324]  ? check_preemption_disabled+0x48/0x280
[  310.156337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.161871]  ? should_fail+0x22d/0xd01
[  310.165761]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.170859]  ? zap_class+0x640/0x640
[  310.174590]  ? __lock_is_held+0xb5/0x140
[  310.178667]  ? mark_held_locks+0x130/0x130
[  310.182899]  ? lock_release+0xa00/0xa00
[  310.186870]  ? perf_trace_sched_process_exec+0x860/0x860
[  310.192318]  ? xa_load+0x2ba/0x460
[  310.195856]  ? lock_downgrade+0x900/0x900
[  310.200011]  ? __might_sleep+0x95/0x190
[  310.203983]  __alloc_pages_nodemask+0xa80/0xde0
[  310.208658]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  310.213843]  ? __page_cache_alloc+0x191/0x5c0
[  310.218330]  ? xa_load+0x2e1/0x460
[  310.221865]  ? xa_clear_mark+0x40/0x40
[  310.225749]  ? zap_class+0x640/0x640
[  310.229462]  ? zap_class+0x640/0x640
[  310.233168]  ? zap_class+0x640/0x640
[  310.236879]  ? __do_page_cache_readahead+0x663/0x810
[  310.241992]  ? find_held_lock+0x36/0x1c0
[  310.246053]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  310.251591]  alloc_pages_current+0x173/0x350
[  310.256004]  __page_cache_alloc+0x38c/0x5c0
[  310.260321]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  310.265251]  ? kasan_check_read+0x11/0x20
[  310.269392]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  310.274669]  ? generic_perform_write+0x6a0/0x6a0
[  310.279424]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.284958]  ? check_preemption_disabled+0x48/0x280
[  310.289987]  filemap_fault+0x1595/0x25f0
[  310.294055]  ? __lock_page_or_retry+0xa00/0xa00
[  310.298720]  ? mark_held_locks+0x130/0x130
[  310.302957]  ? filemap_map_pages+0xd6b/0x1a20
[  310.307463]  ? lock_downgrade+0x900/0x900
[  310.311609]  ? check_preemption_disabled+0x48/0x280
[  310.316622]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  310.321544]  ? kasan_check_read+0x11/0x20
[  310.325689]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  310.330958]  ? rcu_softirq_qs+0x20/0x20
[  310.334945]  ? filemap_map_pages+0xd92/0x1a20
[  310.339443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.344988]  ? find_get_entries_tag+0x1400/0x1400
[  310.349830]  ? __lock_acquire+0x62f/0x4c20
[  310.354075]  ? lock_acquire+0x1ed/0x520
[  310.358060]  ? ext4_filemap_fault+0x7a/0xad
[  310.362386]  ? lock_release+0xa00/0xa00
[  310.366352]  ? perf_trace_sched_process_exec+0x860/0x860
[  310.371799]  ? print_usage_bug+0xc0/0xc0
[  310.375855]  ? print_usage_bug+0xc0/0xc0
[  310.379920]  ? down_read+0x8d/0x120
[  310.383537]  ? ext4_filemap_fault+0x7a/0xad
[  310.387853]  ? __down_interruptible+0x700/0x700
[  310.392525]  ext4_filemap_fault+0x82/0xad
[  310.396671]  __do_fault+0x100/0x6b0
[  310.400297]  ? pmd_devmap_trans_unstable+0x220/0x220
[  310.405398]  ? mark_held_locks+0x130/0x130
[  310.409628]  ? mark_held_locks+0x130/0x130
[  310.413857]  ? find_held_lock+0x36/0x1c0
[  310.417915]  ? find_held_lock+0x36/0x1c0
[  310.421981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.427520]  __handle_mm_fault+0x3ea0/0x5be0
[  310.431922]  ? poll_select_copy_remaining+0x18c/0x6a0
[  310.437113]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  310.441959]  ? __might_fault+0x12b/0x1e0
[  310.446023]  ? lock_downgrade+0x900/0x900
[  310.450178]  ? zap_class+0x640/0x640
[  310.453886]  ? zap_class+0x640/0x640
[  310.457599]  ? find_held_lock+0x36/0x1c0
[  310.461663]  ? handle_mm_fault+0x42a/0xc70
[  310.465899]  ? lock_downgrade+0x900/0x900
[  310.470044]  ? check_preemption_disabled+0x48/0x280
[  310.475061]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  310.479989]  ? kasan_check_read+0x11/0x20
[  310.484133]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  310.489403]  ? rcu_softirq_qs+0x20/0x20
[  310.493371]  ? trace_hardirqs_off_caller+0x310/0x310
[  310.498469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.504006]  ? check_preemption_disabled+0x48/0x280
[  310.509024]  handle_mm_fault+0x54f/0xc70
[  310.513084]  ? __handle_mm_fault+0x5be0/0x5be0
[  310.517665]  ? find_vma+0x34/0x190
[  310.521202]  __do_page_fault+0x5e8/0xe60
[  310.525261]  ? trace_hardirqs_off+0xb8/0x310
[  310.529676]  do_page_fault+0xf2/0x7e0
[  310.533473]  ? vmalloc_sync_all+0x30/0x30
[  310.537616]  ? error_entry+0x70/0xd0
[  310.541325]  ? trace_hardirqs_off_caller+0xbb/0x310
[  310.546335]  ? trace_hardirqs_on_caller+0xc0/0x310
[  310.551263]  ? syscall_return_slowpath+0x5e0/0x5e0
[  310.556185]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.561045]  ? trace_hardirqs_on_caller+0x310/0x310
[  310.566059]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.571508]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  310.576521]  ? prepare_exit_to_usermode+0x291/0x3b0
[  310.582044]  ? page_fault+0x8/0x30
[  310.585587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.590427]  ? page_fault+0x8/0x30
[  310.593973]  page_fault+0x1e/0x30
[  310.597419] RIP: 0033:0x7f30b3a05dd3
[  310.601142] Code: Bad RIP value.
[  310.604496] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  310.609850] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  310.617114] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  310.624380] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  310.631642] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  310.638904] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  310.646188] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  310.646192] warn_alloc_show_mem: 1 callbacks suppressed
[  310.646198] Mem-Info:
[  310.653382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  310.658831] active_anon:48525 inactive_anon:197 isolated_anon:0
[  310.658831]  active_file:12 inactive_file:12 isolated_file:0
[  310.658831]  unevictable:0 dirty:0 writeback:0 unstable:0
[  310.658831]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  310.658831]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  310.658831]  free:13677 free_pcp:357 free_cma:0
[  310.661193] Call Trace:
[  310.661201]  <IRQ>
[  310.670587] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  310.703437]  dump_stack+0x244/0x39d
[  310.705991] 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
[  310.708135]  ? dump_stack_print_info.cold.1+0x20/0x20
[  310.735722] lowmem_reserve[]: 0 2818 6321 6321
[  310.739351]  warn_alloc.cold.116+0xb7/0x1bd
[  310.765744] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  310.770945]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  310.775601] lowmem_reserve[]: 0 0 3503 3503
[  310.779918]  ? lock_downgrade+0x900/0x900
[  310.807470] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  310.812309]  ? trace_hardirqs_off+0xb8/0x310
[  310.816598] lowmem_reserve[]: 0 0 0 0
[  310.820736]  ? trace_hardirqs_off+0xb8/0x310
[  310.849677] 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
[  310.854082]  __alloc_pages_slowpath+0x26e8/0x2e10
[  310.857846] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  310.862272]  ? warn_alloc+0x120/0x120
[  310.875749] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  310.880580]  ? print_usage_bug+0xc0/0xc0
[  310.895903] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  310.899683]  ? warn_alloc+0x120/0x120
[  310.914246] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  310.918291]  ? warn_alloc+0x120/0x120
[  310.927098] 268 total pagecache pages
[  310.930887]  ? print_usage_bug+0xc0/0xc0
[  310.939439] 0 pages in swap cache
[  310.943223]  ? print_usage_bug+0xc0/0xc0
[  310.946996] Swap cache stats: add 0, delete 0, find 0/0
[  310.951039]  ? __lock_acquire+0x62f/0x4c20
[  310.954462] Free swap  = 0kB
[  310.958528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.963861] Total swap = 0kB
[  310.968081]  ? should_fail+0x22d/0xd01
[  310.971071] 1965979 pages RAM
[  310.976593]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.979586] 0 pages HighMem/MovableOnly
[  310.983459]  ? __lock_acquire+0x62f/0x4c20
[  310.986529] 342853 pages reserved
[  310.986536] 0 pages cma reserved
[  310.991627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.995648] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  310.999786]  ? __lock_acquire+0x62f/0x4c20
[  310.999799]  ? should_fail+0x22d/0xd01
[  310.999815]  ? find_held_lock+0x36/0x1c0
[  311.003288] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.006600]  ? mark_held_locks+0x130/0x130
[  311.011674] init cpuset=/ mems_allowed=0
[  311.018166]  ? mark_held_locks+0x130/0x130
[  311.052450]  ? zap_class+0x640/0x640
[  311.056157]  ? zap_class+0x640/0x640
[  311.059868]  ? print_usage_bug+0xc0/0xc0
[  311.063927]  ? do_raw_spin_unlock+0xa7/0x330
[  311.068329]  ? zap_class+0x640/0x640
[  311.072038]  ? print_usage_bug+0xc0/0xc0
[  311.076092]  ? wq_watchdog_touch+0x9c/0xfe
[  311.080325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.085857]  ? check_preemption_disabled+0x48/0x280
[  311.090875]  ? __lock_is_held+0xb5/0x140
[  311.094944]  __alloc_pages_nodemask+0xa80/0xde0
[  311.099607]  ? zap_class+0x640/0x640
[  311.103323]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  311.108341]  ? find_held_lock+0x36/0x1c0
[  311.112408]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.117074]  ? lock_downgrade+0x900/0x900
[  311.121229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.126765]  cache_grow_begin+0xa5/0x8c0
[  311.130820]  ? do_raw_spin_unlock+0xa7/0x330
[  311.135670]  fallback_alloc+0x204/0x2e0
[  311.139646]  ____cache_alloc_node+0x1c7/0x1e0
[  311.144144]  kmem_cache_alloc_node+0xe3/0x730
[  311.148640]  ? ipv6_get_ifaddr+0x42e/0x620
[  311.152885]  __alloc_skb+0x119/0x770
[  311.156598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.161873]  ? netdev_alloc_frag+0x1f0/0x1f0
[  311.166289]  ? lock_downgrade+0x900/0x900
[  311.170445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.175979]  ? refcount_sub_and_test_checked+0x203/0x310
[  311.181429]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  311.186873]  ? addrconf_rs_timer+0x690/0x690
[  311.191293]  ndisc_alloc_skb+0x144/0x340
[  311.195352]  ndisc_send_rs+0x331/0x6e0
[  311.199242]  addrconf_rs_timer+0x314/0x690
[  311.203479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.207718]  call_timer_fn+0x272/0x920
[  311.211616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.215846]  ? process_timeout+0x40/0x40
[  311.219914]  ? __run_timers+0x7da/0xc70
[  311.223883]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.228375]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.232879]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.237118]  ? lockdep_hardirqs_on+0x296/0x5b0
[  311.241699]  ? trace_hardirqs_on+0xbd/0x310
[  311.246014]  ? kasan_check_read+0x11/0x20
[  311.250156]  ? __run_timers+0x7da/0xc70
[  311.254131]  ? trace_hardirqs_off_caller+0x310/0x310
[  311.259232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.263467]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.267694]  __run_timers+0x7e5/0xc70
[  311.271497]  ? timer_fixup_init+0x70/0x70
[  311.275645]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.280668]  ? zap_class+0x640/0x640
[  311.284380]  ? enqueue_hrtimer+0x1a5/0x560
[  311.288610]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  311.293803]  ? find_held_lock+0x36/0x1c0
[  311.297866]  ? zap_class+0x640/0x640
[  311.301585]  ? pvclock_read_flags+0x160/0x160
[  311.306075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.311608]  ? check_preemption_disabled+0x48/0x280
[  311.316628]  ? __lock_is_held+0xb5/0x140
[  311.320692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.326311]  ? check_preemption_disabled+0x48/0x280
[  311.331324]  run_timer_softirq+0x52/0xb0
[  311.335379]  ? rcu_read_lock_sched_held+0x14f/0x180
[  311.340393]  __do_softirq+0x308/0xb7e
[  311.344191]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  311.348679]  ? lock_downgrade+0x900/0x900
[  311.352824]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  311.357926]  ? pvclock_read_flags+0x160/0x160
[  311.362422]  ? lapic_next_event+0x5a/0x90
[  311.366564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.372106]  ? kvm_clock_read+0x18/0x30
[  311.376078]  ? kvm_sched_clock_read+0x9/0x20
[  311.380484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.386019]  ? check_preemption_disabled+0x48/0x280
[  311.391043]  irq_exit+0x17f/0x1c0
[  311.394492]  smp_apic_timer_interrupt+0x1cb/0x760
[  311.399329]  ? smp_reschedule_interrupt+0x109/0x650
[  311.404358]  ? smp_call_function_single_interrupt+0x650/0x650
[  311.410237]  ? interrupt_entry+0xb5/0xc0
[  311.414293]  ? trace_hardirqs_off_caller+0xbb/0x310
[  311.419303]  ? trace_hardirqs_off_caller+0xbb/0x310
[  311.424402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.429240]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.434252]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.439266]  ? task_prio+0x50/0x50
[  311.442801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.448333]  ? check_preemption_disabled+0x48/0x280
[  311.453354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.458201]  apic_timer_interrupt+0xf/0x20
[  311.462428]  </IRQ>
[  311.464664] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  311.469592] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  311.488484] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  311.496195] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  311.503461] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  311.510722] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  311.517983] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  311.525248] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  311.532546]  skb_clone+0x1bb/0x500
[  311.536090]  ? finish_task_switch+0x2f4/0x910
[  311.540579]  ? skb_split+0x11e0/0x11e0
[  311.544462]  ? preempt_notifier_register+0x200/0x200
[  311.549562]  ? __switch_to_asm+0x34/0x70
[  311.553619]  ? __switch_to_asm+0x34/0x70
[  311.557676]  ? __switch_to_asm+0x40/0x70
[  311.561732]  ? __switch_to_asm+0x34/0x70
[  311.565794]  ? __switch_to_asm+0x40/0x70
[  311.569855]  ? __switch_to_asm+0x34/0x70
[  311.573915]  ? __switch_to_asm+0x40/0x70
[  311.577970]  ? __switch_to_asm+0x34/0x70
[  311.582023]  ? __switch_to_asm+0x34/0x70
[  311.586093]  ? __switch_to_asm+0x40/0x70
[  311.590149]  ? __switch_to_asm+0x34/0x70
[  311.594208]  bpf_clone_redirect+0xb9/0x490
[  311.598509]  ? __schedule+0x8d7/0x21d0
[  311.602396]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  311.607414]  ? __sched_text_start+0x8/0x8
[  311.611554]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.616323]  ? find_held_lock+0x36/0x1c0
[  311.620390]  ? lock_acquire+0x1ed/0x520
[  311.624359]  ? bpf_test_run+0x3cb/0x780
[  311.628332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.634298]  ? check_preemption_disabled+0x48/0x280
[  311.639313]  ? kasan_check_read+0x11/0x20
[  311.643460]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  311.648744]  ? rcu_softirq_qs+0x20/0x20
[  311.652715]  ? preempt_schedule+0x4d/0x60
[  311.656857]  ? ___preempt_schedule+0x16/0x18
[  311.661278]  ? bpf_test_run+0x25d/0x780
[  311.665259]  ? netlink_diag_dump+0x2a0/0x2a0
[  311.669665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.675197]  ? bpf_test_init.isra.10+0x70/0x100
[  311.679871]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  311.684637]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  311.689476]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  311.695021]  ? fput+0x130/0x1a0
[  311.698296]  ? __bpf_prog_get+0x9b/0x290
[  311.702355]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  311.707191]  ? bpf_prog_test_run+0x130/0x1a0
[  311.711597]  ? __x64_sys_bpf+0x3d8/0x520
[  311.715656]  ? bpf_prog_get+0x20/0x20
[  311.719468]  ? do_syscall_64+0x1b9/0x820
[  311.723954]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  311.729315]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.734238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.739076]  ? trace_hardirqs_on_caller+0x310/0x310
[  311.744091]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  311.749102]  ? prepare_exit_to_usermode+0x291/0x3b0
[  311.754121]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.758963]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  311.764335] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  311.764398] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.770481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.770485] Call Trace:
[  311.770491]  <IRQ>
[  311.770507]  dump_stack+0x244/0x39d
[  311.770526]  ? dump_stack_print_info.cold.1+0x20/0x20
[  311.777036] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.787559]  warn_alloc.cold.116+0xb7/0x1bd
[  311.790116] syz-executor5 cpuset=syz5 mems_allowed=0
[  311.792265]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.825821]  ? lock_downgrade+0x900/0x900
[  311.829982]  ? trace_hardirqs_off+0xb8/0x310
[  311.834390]  ? trace_hardirqs_off+0xb8/0x310
[  311.838800]  __alloc_pages_slowpath+0x26e8/0x2e10
[  311.843664]  ? warn_alloc+0x120/0x120
[  311.847463]  ? print_usage_bug+0xc0/0xc0
[  311.851522]  ? warn_alloc+0x120/0x120
[  311.855320]  ? warn_alloc+0x120/0x120
[  311.859123]  ? print_usage_bug+0xc0/0xc0
[  311.863182]  ? print_usage_bug+0xc0/0xc0
[  311.867238]  ? __lock_acquire+0x62f/0x4c20
[  311.871473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.877002]  ? should_fail+0x22d/0xd01
[  311.880892]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.886007]  ? __lock_acquire+0x62f/0x4c20
[  311.890243]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.895338]  ? __lock_acquire+0x62f/0x4c20
[  311.899566]  ? should_fail+0x22d/0xd01
[  311.903453]  ? find_held_lock+0x36/0x1c0
[  311.907518]  ? mark_held_locks+0x130/0x130
[  311.911753]  ? mark_held_locks+0x130/0x130
[  311.915980]  ? zap_class+0x640/0x640
[  311.919689]  ? zap_class+0x640/0x640
[  311.923399]  ? print_usage_bug+0xc0/0xc0
[  311.927454]  ? do_raw_spin_unlock+0xa7/0x330
[  311.931875]  ? zap_class+0x640/0x640
[  311.935597]  ? print_usage_bug+0xc0/0xc0
[  311.939653]  ? wq_watchdog_touch+0x9c/0xfe
[  311.943888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.949422]  ? check_preemption_disabled+0x48/0x280
[  311.954443]  ? __lock_is_held+0xb5/0x140
[  311.958514]  __alloc_pages_nodemask+0xa80/0xde0
[  311.963176]  ? zap_class+0x640/0x640
[  311.966910]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  311.971934]  ? find_held_lock+0x36/0x1c0
[  311.975998]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.980662]  ? lock_downgrade+0x900/0x900
[  311.984809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.990351]  cache_grow_begin+0xa5/0x8c0
[  311.994409]  ? do_raw_spin_unlock+0xa7/0x330
[  311.998820]  fallback_alloc+0x204/0x2e0
[  312.002801]  ____cache_alloc_node+0x1c7/0x1e0
[  312.007317]  kmem_cache_alloc_node+0xe3/0x730
[  312.011808]  ? ipv6_get_ifaddr+0x42e/0x620
[  312.016049]  __alloc_skb+0x119/0x770
[  312.019761]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.025040]  ? netdev_alloc_frag+0x1f0/0x1f0
[  312.029445]  ? lock_downgrade+0x900/0x900
[  312.033595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.039127]  ? refcount_sub_and_test_checked+0x203/0x310
[  312.044578]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  312.050022]  ? addrconf_rs_timer+0x690/0x690
[  312.054433]  ndisc_alloc_skb+0x144/0x340
[  312.058491]  ndisc_send_rs+0x331/0x6e0
[  312.062380]  addrconf_rs_timer+0x314/0x690
[  312.066616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.070858]  call_timer_fn+0x272/0x920
[  312.074742]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.078970]  ? process_timeout+0x40/0x40
[  312.083033]  ? mark_held_locks+0xc7/0x130
[  312.087182]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.091674]  ? _raw_spin_unlock_irq+0x27/0x80
[  312.096161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.100391]  ? lockdep_hardirqs_on+0x296/0x5b0
[  312.104973]  ? trace_hardirqs_on+0xbd/0x310
[  312.109288]  ? kasan_check_read+0x11/0x20
[  312.113428]  ? __run_timers+0x7da/0xc70
[  312.117398]  ? trace_hardirqs_off_caller+0x310/0x310
[  312.122500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.126732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  312.130957]  __run_timers+0x7e5/0xc70
[  312.134761]  ? timer_fixup_init+0x70/0x70
[  312.138909]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.143918]  ? zap_class+0x640/0x640
[  312.147630]  ? print_usage_bug+0xc0/0xc0
[  312.151687]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  312.156891]  ? find_held_lock+0x36/0x1c0
[  312.160952]  ? zap_class+0x640/0x640
[  312.164664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.170201]  ? check_preemption_disabled+0x48/0x280
[  312.175220]  ? __lock_is_held+0xb5/0x140
[  312.179277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.184812]  ? check_preemption_disabled+0x48/0x280
[  312.189842]  run_timer_softirq+0x52/0xb0
[  312.193895]  ? rcu_read_lock_sched_held+0x14f/0x180
[  312.198994]  __do_softirq+0x308/0xb7e
[  312.202791]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  312.207287]  ? lock_downgrade+0x900/0x900
[  312.211433]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  312.216538]  ? pvclock_read_flags+0x160/0x160
[  312.221032]  ? lapic_next_event+0x5a/0x90
[  312.225179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.230718]  ? kvm_clock_read+0x18/0x30
[  312.234685]  ? kvm_sched_clock_read+0x9/0x20
[  312.239097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.244629]  ? check_preemption_disabled+0x48/0x280
[  312.249780]  irq_exit+0x17f/0x1c0
[  312.253237]  smp_apic_timer_interrupt+0x1cb/0x760
[  312.258080]  ? smp_call_function_single_interrupt+0x650/0x650
[  312.263959]  ? interrupt_entry+0xb5/0xc0
[  312.268015]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.273041]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.278054]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.282896]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.287916]  ? trace_hardirqs_on_caller+0x310/0x310
[  312.292933]  ? task_prio+0x50/0x50
[  312.296469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.302000]  ? check_preemption_disabled+0x48/0x280
[  312.307013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.311861]  apic_timer_interrupt+0xf/0x20
[  312.316094]  </IRQ>
[  312.318328] RIP: 0010:write_comp_data+0x1b/0x70
[  312.322992] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  312.341902] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  312.349624] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  312.356890] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  312.364154] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  312.371420] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  312.378706] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  312.385991]  ? do_shrink_slab+0x1c5/0xd30
[  312.390140]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.395502]  do_shrink_slab+0x1c5/0xd30
[  312.399477]  ? lock_acquire+0x1ed/0x520
[  312.403448]  ? snapshot_refaults+0x290/0x290
[  312.407851]  ? lock_release+0xa00/0xa00
[  312.411832]  ? perf_trace_sched_process_exec+0x860/0x860
[  312.417286]  ? down_read_trylock+0xda/0x140
[  312.421598]  ? shrink_slab+0x207/0x8c0
[  312.425482]  ? downgrade_write+0x270/0x270
[  312.429718]  shrink_slab+0x389/0x8c0
[  312.433424]  ? shrink_active_list+0x1f00/0x1f00
[  312.438094]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  312.443716]  ? kasan_check_read+0x11/0x20
[  312.447858]  ? do_raw_spin_unlock+0xa7/0x330
[  312.452270]  ? ___preempt_schedule+0x16/0x18
[  312.456681]  ? _raw_spin_unlock+0x3f/0x50
[  312.460834]  shrink_node+0x431/0x16b0
[  312.464631]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  312.469923]  ? shrink_node_memcg+0x18f0/0x18f0
[  312.474502]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  312.479083]  ? trace_hardirqs_on+0xbd/0x310
[  312.483400]  ? vmpressure+0x271/0x340
[  312.487200]  ? do_raw_spin_trylock+0x270/0x270
[  312.491783]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  312.497323]  ? __cpuset_node_allowed+0x19b/0x660
[  312.502076]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  312.507781]  ? vmpressure+0x1a2/0x340
[  312.511593]  do_try_to_free_pages+0x3e7/0x1290
[  312.516167]  ? zap_class+0x640/0x640
[  312.519891]  ? shrink_node+0x16b0/0x16b0
[  312.523959]  ? __lock_is_held+0xb5/0x140
[  312.528028]  try_to_free_pages+0x4d0/0xb90
[  312.532265]  ? do_try_to_free_pages+0x1290/0x1290
[  312.537114]  ? lock_acquire+0x1ed/0x520
[  312.541081]  ? set_page_refcounted+0x280/0x280
[  312.545662]  ? lock_release+0xa00/0xa00
[  312.549636]  ? _raw_spin_unlock_irq+0x60/0x80
[  312.554141]  ? psi_memstall_enter+0x240/0x2b0
[  312.558631]  ? psi_memstall_tick+0x230/0x230
[  312.563050]  __alloc_pages_slowpath+0xa14/0x2e10
[  312.567832]  ? warn_alloc+0x120/0x120
[  312.571631]  ? mark_held_locks+0x130/0x130
[  312.575865]  ? find_get_entry+0xaae/0x1120
[  312.580648]  ? filemap_map_pages+0x1a20/0x1a20
[  312.585234]  ? zap_class+0x640/0x640
[  312.588949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.594481]  ? check_preemption_disabled+0x48/0x280
[  312.599491]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.605020]  ? should_fail+0x22d/0xd01
[  312.608910]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.614009]  ? zap_class+0x640/0x640
[  312.617744]  ? __lock_is_held+0xb5/0x140
[  312.621810]  ? mark_held_locks+0x130/0x130
[  312.626059]  ? lock_release+0xa00/0xa00
[  312.630037]  ? perf_trace_sched_process_exec+0x860/0x860
[  312.635484]  ? xa_load+0x2ba/0x460
[  312.639022]  ? lock_downgrade+0x900/0x900
[  312.643175]  ? __might_sleep+0x95/0x190
[  312.647152]  __alloc_pages_nodemask+0xa80/0xde0
[  312.651823]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  312.656835]  ? __page_cache_alloc+0x191/0x5c0
[  312.661324]  ? xa_load+0x2e1/0x460
[  312.664863]  ? xa_clear_mark+0x40/0x40
[  312.668745]  ? zap_class+0x640/0x640
[  312.672467]  ? zap_class+0x640/0x640
[  312.676173]  ? zap_class+0x640/0x640
[  312.679880]  ? __do_page_cache_readahead+0x663/0x810
[  312.684983]  ? find_held_lock+0x36/0x1c0
[  312.689046]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  312.694582]  alloc_pages_current+0x173/0x350
[  312.698988]  __page_cache_alloc+0x38c/0x5c0
[  312.703301]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  312.708226]  ? kasan_check_read+0x11/0x20
[  312.712368]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.717641]  ? generic_perform_write+0x6a0/0x6a0
[  312.722392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.727926]  ? check_preemption_disabled+0x48/0x280
[  312.732941]  filemap_fault+0x1595/0x25f0
[  312.737010]  ? __lock_page_or_retry+0xa00/0xa00
[  312.741682]  ? mark_held_locks+0x130/0x130
[  312.745919]  ? filemap_map_pages+0xd6b/0x1a20
[  312.750701]  ? lock_downgrade+0x900/0x900
[  312.754847]  ? check_preemption_disabled+0x48/0x280
[  312.759862]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  312.764796]  ? kasan_check_read+0x11/0x20
[  312.768938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.774208]  ? rcu_softirq_qs+0x20/0x20
[  312.778192]  ? filemap_map_pages+0xd92/0x1a20
[  312.782685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.788228]  ? find_get_entries_tag+0x1400/0x1400
[  312.793073]  ? __lock_acquire+0x62f/0x4c20
[  312.797313]  ? lock_acquire+0x1ed/0x520
[  312.801796]  ? ext4_filemap_fault+0x7a/0xad
[  312.806124]  ? lock_release+0xa00/0xa00
[  312.810095]  ? perf_trace_sched_process_exec+0x860/0x860
[  312.815544]  ? print_usage_bug+0xc0/0xc0
[  312.819605]  ? print_usage_bug+0xc0/0xc0
[  312.823670]  ? down_read+0x8d/0x120
[  312.827290]  ? ext4_filemap_fault+0x7a/0xad
[  312.831609]  ? __down_interruptible+0x700/0x700
[  312.836281]  ext4_filemap_fault+0x82/0xad
[  312.840425]  __do_fault+0x100/0x6b0
[  312.844052]  ? pmd_devmap_trans_unstable+0x220/0x220
[  312.849152]  ? mark_held_locks+0x130/0x130
[  312.853382]  ? mark_held_locks+0x130/0x130
[  312.857608]  ? find_held_lock+0x36/0x1c0
[  312.861676]  ? find_held_lock+0x36/0x1c0
[  312.865735]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.871278]  __handle_mm_fault+0x3ea0/0x5be0
[  312.875679]  ? poll_select_copy_remaining+0x18c/0x6a0
[  312.880873]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  312.885794]  ? __might_fault+0x12b/0x1e0
[  312.889857]  ? lock_downgrade+0x900/0x900
[  312.894032]  ? zap_class+0x640/0x640
[  312.897738]  ? zap_class+0x640/0x640
[  312.901457]  ? find_held_lock+0x36/0x1c0
[  312.905521]  ? handle_mm_fault+0x42a/0xc70
[  312.909761]  ? lock_downgrade+0x900/0x900
[  312.913902]  ? check_preemption_disabled+0x48/0x280
[  312.918914]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  312.923841]  ? kasan_check_read+0x11/0x20
[  312.927982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  312.933266]  ? rcu_softirq_qs+0x20/0x20
[  312.937235]  ? trace_hardirqs_off_caller+0x310/0x310
[  312.942332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.947864]  ? check_preemption_disabled+0x48/0x280
[  312.952879]  handle_mm_fault+0x54f/0xc70
[  312.956938]  ? __handle_mm_fault+0x5be0/0x5be0
[  312.961519]  ? find_vma+0x34/0x190
[  312.965062]  __do_page_fault+0x5e8/0xe60
[  312.969120]  ? trace_hardirqs_off+0xb8/0x310
[  312.973534]  do_page_fault+0xf2/0x7e0
[  312.977332]  ? vmalloc_sync_all+0x30/0x30
[  312.981480]  ? error_entry+0x70/0xd0
[  312.985191]  ? trace_hardirqs_off_caller+0xbb/0x310
[  312.990200]  ? trace_hardirqs_on_caller+0xc0/0x310
[  312.995127]  ? syscall_return_slowpath+0x5e0/0x5e0
[  313.000049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.004893]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.009907]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.015354]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  313.020366]  ? prepare_exit_to_usermode+0x291/0x3b0
[  313.025377]  ? page_fault+0x8/0x30
[  313.028919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.033761]  ? page_fault+0x8/0x30
[  313.037296]  page_fault+0x1e/0x30
[  313.040751] RIP: 0033:0x7f30b3a05dd3
[  313.044473] Code: Bad RIP value.
[  313.047833] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  313.053204] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  313.060467] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  313.067730] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  313.075004] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  313.082380] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  313.089666] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  313.089670] warn_alloc_show_mem: 1 callbacks suppressed
[  313.089677] Mem-Info:
[  313.096855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  313.102216] active_anon:48525 inactive_anon:197 isolated_anon:0
[  313.102216]  active_file:12 inactive_file:12 isolated_file:0
[  313.102216]  unevictable:0 dirty:0 writeback:0 unstable:0
[  313.102216]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  313.102216]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  313.102216]  free:13677 free_pcp:357 free_cma:0
[  313.104585] Call Trace:
[  313.113960] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  313.146912]  <IRQ>
[  313.149478] 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
[  313.176971]  dump_stack+0x244/0x39d
[  313.179087] lowmem_reserve[]: 0 2818 6321 6321
[  313.206151]  ? dump_stack_print_info.cold.1+0x20/0x20
[  313.209750] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  313.214331]  warn_alloc.cold.116+0xb7/0x1bd
[  313.219483] lowmem_reserve[]: 0 0 3503 3503
[  313.247065]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  313.251359] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  313.255671]  ? lock_downgrade+0x900/0x900
[  313.260480] lowmem_reserve[]: 0 0 0 0
[  313.289457]  ? trace_hardirqs_off+0xb8/0x310
[  313.293577] 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
[  313.297370]  ? trace_hardirqs_off+0xb8/0x310
[  313.301752] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  313.315271]  __alloc_pages_slowpath+0x26e8/0x2e10
[  313.319643] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  313.335004]  ? warn_alloc+0x120/0x120
[  313.339813] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  313.354362]  ? print_usage_bug+0xc0/0xc0
[  313.358139] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  313.366954]  ? warn_alloc+0x120/0x120
[  313.370993] 268 total pagecache pages
[  313.379554]  ? warn_alloc+0x120/0x120
[  313.383332] 0 pages in swap cache
[  313.387113]  ? print_usage_bug+0xc0/0xc0
[  313.390886] Swap cache stats: add 0, delete 0, find 0/0
[  313.394326]  ? print_usage_bug+0xc0/0xc0
[  313.398359] Free swap  = 0kB
[  313.403717]  ? __lock_acquire+0x62f/0x4c20
[  313.407748] Total swap = 0kB
[  313.410757]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.414959] 1965979 pages RAM
[  313.417974]  ? should_fail+0x22d/0xd01
[  313.423487] 0 pages HighMem/MovableOnly
[  313.426580]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.430437] 342853 pages reserved
[  313.434398]  ? __lock_acquire+0x62f/0x4c20
[  313.439468] 0 pages cma reserved
[  313.439532] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  313.442919]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.447260] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  313.450495]  ? __lock_acquire+0x62f/0x4c20
[  313.450511]  ? should_fail+0x22d/0xd01
[  313.457112] init cpuset=/ mems_allowed=0
[  313.462219]  ? find_held_lock+0x36/0x1c0
[  313.462240]  ? mark_held_locks+0x130/0x130
[  313.492376]  ? mark_held_locks+0x130/0x130
[  313.496607]  ? zap_class+0x640/0x640
[  313.500316]  ? zap_class+0x640/0x640
[  313.504027]  ? print_usage_bug+0xc0/0xc0
[  313.508086]  ? do_raw_spin_unlock+0xa7/0x330
[  313.512492]  ? zap_class+0x640/0x640
[  313.516201]  ? print_usage_bug+0xc0/0xc0
[  313.520255]  ? wq_watchdog_touch+0x9c/0xfe
[  313.524487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.530039]  ? check_preemption_disabled+0x48/0x280
[  313.535061]  ? __lock_is_held+0xb5/0x140
[  313.539126]  __alloc_pages_nodemask+0xa80/0xde0
[  313.543790]  ? zap_class+0x640/0x640
[  313.547505]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  313.552527]  ? find_held_lock+0x36/0x1c0
[  313.556593]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.561260]  ? lock_downgrade+0x900/0x900
[  313.565407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.570942]  cache_grow_begin+0xa5/0x8c0
[  313.574998]  ? do_raw_spin_unlock+0xa7/0x330
[  313.579409]  fallback_alloc+0x204/0x2e0
[  313.583387]  ____cache_alloc_node+0x1c7/0x1e0
[  313.587880]  kmem_cache_alloc_node+0xe3/0x730
[  313.592376]  ? ipv6_get_ifaddr+0x42e/0x620
[  313.596613]  __alloc_skb+0x119/0x770
[  313.600319]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  313.605597]  ? netdev_alloc_frag+0x1f0/0x1f0
[  313.610002]  ? lock_downgrade+0x900/0x900
[  313.614151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.619705]  ? refcount_sub_and_test_checked+0x203/0x310
[  313.625153]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  313.630596]  ? addrconf_rs_timer+0x690/0x690
[  313.635014]  ndisc_alloc_skb+0x144/0x340
[  313.639075]  ndisc_send_rs+0x331/0x6e0
[  313.642960]  addrconf_rs_timer+0x314/0x690
[  313.647194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.651432]  call_timer_fn+0x272/0x920
[  313.655320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.659553]  ? process_timeout+0x40/0x40
[  313.663616]  ? __run_timers+0x7da/0xc70
[  313.667591]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.672081]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.676657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.680893]  ? lockdep_hardirqs_on+0x296/0x5b0
[  313.685471]  ? trace_hardirqs_on+0xbd/0x310
[  313.689792]  ? kasan_check_read+0x11/0x20
[  313.693935]  ? __run_timers+0x7da/0xc70
[  313.697904]  ? trace_hardirqs_off_caller+0x310/0x310
[  313.703007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.707243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.711484]  __run_timers+0x7e5/0xc70
[  313.715286]  ? timer_fixup_init+0x70/0x70
[  313.719432]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.724452]  ? zap_class+0x640/0x640
[  313.728182]  ? enqueue_hrtimer+0x1a5/0x560
[  313.732778]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.737969]  ? find_held_lock+0x36/0x1c0
[  313.742028]  ? zap_class+0x640/0x640
[  313.745743]  ? pvclock_read_flags+0x160/0x160
[  313.750236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.755769]  ? check_preemption_disabled+0x48/0x280
[  313.760790]  ? __lock_is_held+0xb5/0x140
[  313.764848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.770379]  ? check_preemption_disabled+0x48/0x280
[  313.775392]  run_timer_softirq+0x52/0xb0
[  313.779467]  ? rcu_read_lock_sched_held+0x14f/0x180
[  313.784483]  __do_softirq+0x308/0xb7e
[  313.788278]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  313.792766]  ? lock_downgrade+0x900/0x900
[  313.796913]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  313.802018]  ? pvclock_read_flags+0x160/0x160
[  313.806510]  ? lapic_next_event+0x5a/0x90
[  313.810655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.816197]  ? kvm_clock_read+0x18/0x30
[  313.820164]  ? kvm_sched_clock_read+0x9/0x20
[  313.824570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.830192]  ? check_preemption_disabled+0x48/0x280
[  313.835216]  irq_exit+0x17f/0x1c0
[  313.838675]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.843511]  ? smp_reschedule_interrupt+0x109/0x650
[  313.848524]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.854403]  ? interrupt_entry+0xb5/0xc0
[  313.858463]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.863473]  ? trace_hardirqs_off_caller+0xbb/0x310
[  313.868487]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.873328]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.878337]  ? trace_hardirqs_on_caller+0x310/0x310
[  313.883348]  ? task_prio+0x50/0x50
[  313.886883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.892418]  ? check_preemption_disabled+0x48/0x280
[  313.897445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.902303]  apic_timer_interrupt+0xf/0x20
[  313.906550]  </IRQ>
[  313.908789] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  313.913722] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  313.932617] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  313.940317] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  313.947580] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  313.954843] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  313.962109] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  313.969375] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  313.976676]  skb_clone+0x1bb/0x500
[  313.980214]  ? finish_task_switch+0x2f4/0x910
[  313.984705]  ? skb_split+0x11e0/0x11e0
[  313.988589]  ? preempt_notifier_register+0x200/0x200
[  313.993689]  ? __switch_to_asm+0x34/0x70
[  313.997803]  ? __switch_to_asm+0x34/0x70
[  314.001858]  ? __switch_to_asm+0x40/0x70
[  314.005909]  ? __switch_to_asm+0x34/0x70
[  314.009962]  ? __switch_to_asm+0x40/0x70
[  314.014013]  ? __switch_to_asm+0x34/0x70
[  314.018068]  ? __switch_to_asm+0x40/0x70
[  314.022122]  ? __switch_to_asm+0x34/0x70
[  314.026179]  ? __switch_to_asm+0x34/0x70
[  314.030235]  ? __switch_to_asm+0x40/0x70
[  314.034293]  ? __switch_to_asm+0x34/0x70
[  314.038361]  bpf_clone_redirect+0xb9/0x490
[  314.042592]  ? __schedule+0x8d7/0x21d0
[  314.046481]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  314.051500]  ? __sched_text_start+0x8/0x8
[  314.055644]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  314.060415]  ? find_held_lock+0x36/0x1c0
[  314.064476]  ? lock_acquire+0x1ed/0x520
[  314.068443]  ? bpf_test_run+0x3cb/0x780
[  314.072418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.077950]  ? check_preemption_disabled+0x48/0x280
[  314.082970]  ? kasan_check_read+0x11/0x20
[  314.087115]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.092386]  ? rcu_softirq_qs+0x20/0x20
[  314.096359]  ? preempt_schedule+0x4d/0x60
[  314.100501]  ? ___preempt_schedule+0x16/0x18
[  314.104909]  ? bpf_test_run+0x25d/0x780
[  314.108890]  ? netlink_diag_dump+0x2a0/0x2a0
[  314.113307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.118840]  ? bpf_test_init.isra.10+0x70/0x100
[  314.123508]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  314.128267]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  314.133107]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  314.138639]  ? fput+0x130/0x1a0
[  314.141920]  ? __bpf_prog_get+0x9b/0x290
[  314.145981]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  314.150815]  ? bpf_prog_test_run+0x130/0x1a0
[  314.155223]  ? __x64_sys_bpf+0x3d8/0x520
[  314.159282]  ? bpf_prog_get+0x20/0x20
[  314.163097]  ? do_syscall_64+0x1b9/0x820
[  314.167151]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  314.172510]  ? syscall_return_slowpath+0x5e0/0x5e0
[  314.177441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.182279]  ? trace_hardirqs_on_caller+0x310/0x310
[  314.187289]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  314.192301]  ? prepare_exit_to_usermode+0x291/0x3b0
[  314.197318]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.202176]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  314.207561] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  314.207622] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  314.213700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  314.213708] Call Trace:
[  314.220254] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  314.229516]  <IRQ>
[  314.232080] syz-executor5 cpuset=syz5 mems_allowed=0
[  314.242561]  dump_stack+0x244/0x39d
[  314.253384]  ? dump_stack_print_info.cold.1+0x20/0x20
[  314.258577]  warn_alloc.cold.116+0xb7/0x1bd
[  314.262984]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  314.267825]  ? lock_downgrade+0x900/0x900
[  314.271981]  ? trace_hardirqs_off+0xb8/0x310
[  314.276391]  ? trace_hardirqs_off+0xb8/0x310
[  314.280805]  __alloc_pages_slowpath+0x26e8/0x2e10
[  314.285676]  ? warn_alloc+0x120/0x120
[  314.289473]  ? find_held_lock+0x36/0x1c0
[  314.293530]  ? warn_alloc+0x120/0x120
[  314.297329]  ? warn_alloc+0x120/0x120
[  314.301127]  ? print_usage_bug+0xc0/0xc0
[  314.305186]  ? print_usage_bug+0xc0/0xc0
[  314.309264]  ? check_usage_forwards+0x3d0/0x3d0
[  314.313929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.319468]  ? should_fail+0x22d/0xd01
[  314.323351]  ? __bfs+0x321/0x780
[  314.326715]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.331817]  ? __lock_acquire+0x62f/0x4c20
[  314.336048]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.341143]  ? __lock_acquire+0x62f/0x4c20
[  314.345369]  ? should_fail+0x22d/0xd01
[  314.349259]  ? mark_held_locks+0x130/0x130
[  314.353498]  ? mark_held_locks+0x130/0x130
[  314.357736]  ? kasan_check_read+0x11/0x20
[  314.361878]  ? __lock_acquire+0x2aff/0x4c20
[  314.366198]  ? zap_class+0x640/0x640
[  314.369917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.375470]  ? check_preemption_disabled+0x48/0x280
[  314.380489]  ? __lock_is_held+0xb5/0x140
[  314.384548]  __alloc_pages_nodemask+0xa80/0xde0
[  314.389210]  ? zap_class+0x640/0x640
[  314.392922]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  314.397943]  ? find_held_lock+0x36/0x1c0
[  314.402009]  ? ____cache_alloc_node+0x1c7/0x1e0
[  314.406676]  ? lock_downgrade+0x900/0x900
[  314.410824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.416363]  cache_grow_begin+0xa5/0x8c0
[  314.420421]  ? do_raw_spin_unlock+0xa7/0x330
[  314.424829]  fallback_alloc+0x204/0x2e0
[  314.428806]  ____cache_alloc_node+0x1c7/0x1e0
[  314.433301]  kmem_cache_alloc_node+0xe3/0x730
[  314.437791]  ? do_raw_spin_unlock+0xa7/0x330
[  314.442193]  ? do_raw_spin_trylock+0x270/0x270
[  314.446777]  __alloc_skb+0x119/0x770
[  314.450493]  ? netdev_alloc_frag+0x1f0/0x1f0
[  314.454993]  ? atomic_notifier_call_chain+0xc6/0x190
[  314.460093]  ? lock_downgrade+0x900/0x900
[  314.464238]  ? check_preemption_disabled+0x48/0x280
[  314.469254]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  314.474180]  ? kasan_check_read+0x11/0x20
[  314.478320]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  314.483606]  ? rcu_softirq_qs+0x20/0x20
[  314.487584]  ? kasan_check_read+0x11/0x20
[  314.491735]  ? do_raw_write_trylock+0x270/0x270
[  314.496411]  __neigh_notify+0x8c/0x160
[  314.500298]  ? neigh_connected_output+0x780/0x780
[  314.505137]  neigh_timer_handler+0x6cb/0xdf0
[  314.509555]  ? check_preemption_disabled+0x48/0x280
[  314.514571]  ? neigh_periodic_work+0xc60/0xc60
[  314.519159]  ? __lock_is_held+0xb5/0x140
[  314.523225]  call_timer_fn+0x272/0x920
[  314.527108]  ? neigh_periodic_work+0xc60/0xc60
[  314.531699]  ? process_timeout+0x40/0x40
[  314.535762]  ? mark_held_locks+0xc7/0x130
[  314.539907]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.544404]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.548896]  ? neigh_periodic_work+0xc60/0xc60
[  314.553474]  ? lockdep_hardirqs_on+0x296/0x5b0
[  314.558051]  ? trace_hardirqs_on+0xbd/0x310
[  314.562367]  ? kasan_check_read+0x11/0x20
[  314.566592]  ? __run_timers+0x7da/0xc70
[  314.570568]  ? trace_hardirqs_off_caller+0x310/0x310
[  314.575675]  ? neigh_periodic_work+0xc60/0xc60
[  314.580741]  __run_timers+0x7e5/0xc70
[  314.584545]  ? timer_fixup_init+0x70/0x70
[  314.588690]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  314.593711]  ? zap_class+0x640/0x640
[  314.597427]  ? print_usage_bug+0xc0/0xc0
[  314.601483]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  314.606675]  ? find_held_lock+0x36/0x1c0
[  314.610737]  ? zap_class+0x640/0x640
[  314.614451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.619983]  ? check_preemption_disabled+0x48/0x280
[  314.625002]  ? __lock_is_held+0xb5/0x140
[  314.629066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.634622]  ? check_preemption_disabled+0x48/0x280
[  314.639636]  run_timer_softirq+0x52/0xb0
[  314.643694]  ? rcu_read_lock_sched_held+0x14f/0x180
[  314.648707]  __do_softirq+0x308/0xb7e
[  314.652508]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  314.656998]  ? lock_downgrade+0x900/0x900
[  314.661150]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  314.666254]  ? pvclock_read_flags+0x160/0x160
[  314.670745]  ? lapic_next_event+0x5a/0x90
[  314.674890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.680445]  ? kvm_clock_read+0x18/0x30
[  314.684415]  ? kvm_sched_clock_read+0x9/0x20
[  314.688822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.694361]  ? check_preemption_disabled+0x48/0x280
[  314.699379]  irq_exit+0x17f/0x1c0
[  314.702827]  smp_apic_timer_interrupt+0x1cb/0x760
[  314.707673]  ? smp_call_function_single_interrupt+0x650/0x650
[  314.713549]  ? interrupt_entry+0xb5/0xc0
[  314.717615]  ? trace_hardirqs_off_caller+0xbb/0x310
[  314.722625]  ? trace_hardirqs_off_caller+0xbb/0x310
[  314.727636]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.732475]  ? trace_hardirqs_on_caller+0x310/0x310
[  314.737483]  ? trace_hardirqs_on_caller+0x310/0x310
[  314.742492]  ? task_prio+0x50/0x50
[  314.746026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.751900]  ? check_preemption_disabled+0x48/0x280
[  314.756919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.761762]  apic_timer_interrupt+0xf/0x20
[  314.765987]  </IRQ>
[  314.768218] RIP: 0010:write_comp_data+0x1b/0x70
[  314.772883] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  314.791780] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  314.799481] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  314.806754] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  314.814190] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  314.821452] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  314.828714] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  314.835991]  ? do_shrink_slab+0x1c5/0xd30
[  314.840155]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.845511]  do_shrink_slab+0x1c5/0xd30
[  314.849489]  ? lock_acquire+0x1ed/0x520
[  314.853463]  ? snapshot_refaults+0x290/0x290
[  314.857870]  ? lock_release+0xa00/0xa00
[  314.861850]  ? perf_trace_sched_process_exec+0x860/0x860
[  314.867304]  ? down_read_trylock+0xda/0x140
[  314.871618]  ? shrink_slab+0x207/0x8c0
[  314.875500]  ? downgrade_write+0x270/0x270
[  314.879738]  shrink_slab+0x389/0x8c0
[  314.883447]  ? shrink_active_list+0x1f00/0x1f00
[  314.888118]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  314.893741]  ? kasan_check_read+0x11/0x20
[  314.897972]  ? do_raw_spin_unlock+0xa7/0x330
[  314.902382]  ? ___preempt_schedule+0x16/0x18
[  314.906794]  ? _raw_spin_unlock+0x3f/0x50
[  314.910945]  shrink_node+0x431/0x16b0
[  314.914741]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  314.920032]  ? shrink_node_memcg+0x18f0/0x18f0
[  314.924609]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  314.929189]  ? trace_hardirqs_on+0xbd/0x310
[  314.933505]  ? vmpressure+0x271/0x340
[  314.937302]  ? do_raw_spin_trylock+0x270/0x270
[  314.941883]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  314.947426]  ? __cpuset_node_allowed+0x19b/0x660
[  314.952177]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  314.957881]  ? vmpressure+0x1a2/0x340
[  314.961683]  do_try_to_free_pages+0x3e7/0x1290
[  314.966259]  ? zap_class+0x640/0x640
[  314.969980]  ? shrink_node+0x16b0/0x16b0
[  314.974036]  ? __lock_is_held+0xb5/0x140
[  314.978105]  try_to_free_pages+0x4d0/0xb90
[  314.982343]  ? do_try_to_free_pages+0x1290/0x1290
[  314.987194]  ? lock_acquire+0x1ed/0x520
[  314.991162]  ? set_page_refcounted+0x280/0x280
[  314.995742]  ? lock_release+0xa00/0xa00
[  314.999710]  ? _raw_spin_unlock_irq+0x60/0x80
[  315.004204]  ? psi_memstall_enter+0x240/0x2b0
[  315.008692]  ? psi_memstall_tick+0x230/0x230
[  315.013104]  __alloc_pages_slowpath+0xa14/0x2e10
[  315.017877]  ? warn_alloc+0x120/0x120
[  315.021675]  ? mark_held_locks+0x130/0x130
[  315.025910]  ? find_get_entry+0xaae/0x1120
[  315.030146]  ? filemap_map_pages+0x1a20/0x1a20
[  315.034726]  ? zap_class+0x640/0x640
[  315.038442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.043979]  ? check_preemption_disabled+0x48/0x280
[  315.048992]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.054524]  ? should_fail+0x22d/0xd01
[  315.058410]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.063513]  ? zap_class+0x640/0x640
[  315.067243]  ? __lock_is_held+0xb5/0x140
[  315.071313]  ? mark_held_locks+0x130/0x130
[  315.075543]  ? lock_release+0xa00/0xa00
[  315.079518]  ? perf_trace_sched_process_exec+0x860/0x860
[  315.084962]  ? xa_load+0x2ba/0x460
[  315.088500]  ? lock_downgrade+0x900/0x900
[  315.092645]  ? __might_sleep+0x95/0x190
[  315.096621]  __alloc_pages_nodemask+0xa80/0xde0
[  315.101290]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  315.106300]  ? __page_cache_alloc+0x191/0x5c0
[  315.110788]  ? xa_load+0x2e1/0x460
[  315.114328]  ? xa_clear_mark+0x40/0x40
[  315.119341]  ? zap_class+0x640/0x640
[  315.123057]  ? zap_class+0x640/0x640
[  315.126765]  ? zap_class+0x640/0x640
[  315.130474]  ? __do_page_cache_readahead+0x663/0x810
[  315.135579]  ? find_held_lock+0x36/0x1c0
[  315.139641]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  315.145181]  alloc_pages_current+0x173/0x350
[  315.149595]  __page_cache_alloc+0x38c/0x5c0
[  315.153911]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  315.158838]  ? kasan_check_read+0x11/0x20
[  315.162982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.168254]  ? generic_perform_write+0x6a0/0x6a0
[  315.173010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.178542]  ? check_preemption_disabled+0x48/0x280
[  315.183574]  filemap_fault+0x1595/0x25f0
[  315.187639]  ? __lock_page_or_retry+0xa00/0xa00
[  315.192304]  ? mark_held_locks+0x130/0x130
[  315.196544]  ? filemap_map_pages+0xd6b/0x1a20
[  315.201043]  ? lock_downgrade+0x900/0x900
[  315.205185]  ? check_preemption_disabled+0x48/0x280
[  315.210198]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  315.215121]  ? kasan_check_read+0x11/0x20
[  315.219264]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.224556]  ? rcu_softirq_qs+0x20/0x20
[  315.228557]  ? filemap_map_pages+0xd92/0x1a20
[  315.233050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.238591]  ? find_get_entries_tag+0x1400/0x1400
[  315.243433]  ? __lock_acquire+0x62f/0x4c20
[  315.247671]  ? lock_acquire+0x1ed/0x520
[  315.251641]  ? ext4_filemap_fault+0x7a/0xad
[  315.255964]  ? lock_release+0xa00/0xa00
[  315.259929]  ? perf_trace_sched_process_exec+0x860/0x860
[  315.265376]  ? print_usage_bug+0xc0/0xc0
[  315.269431]  ? print_usage_bug+0xc0/0xc0
[  315.273500]  ? down_read+0x8d/0x120
[  315.277121]  ? ext4_filemap_fault+0x7a/0xad
[  315.281437]  ? __down_interruptible+0x700/0x700
[  315.286110]  ext4_filemap_fault+0x82/0xad
[  315.290257]  __do_fault+0x100/0x6b0
[  315.293883]  ? pmd_devmap_trans_unstable+0x220/0x220
[  315.298984]  ? mark_held_locks+0x130/0x130
[  315.306776]  ? mark_held_locks+0x130/0x130
[  315.311006]  ? find_held_lock+0x36/0x1c0
[  315.315064]  ? find_held_lock+0x36/0x1c0
[  315.319120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.324668]  __handle_mm_fault+0x3ea0/0x5be0
[  315.329069]  ? poll_select_copy_remaining+0x18c/0x6a0
[  315.334261]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  315.339102]  ? __might_fault+0x12b/0x1e0
[  315.343248]  ? lock_downgrade+0x900/0x900
[  315.347401]  ? zap_class+0x640/0x640
[  315.351107]  ? zap_class+0x640/0x640
[  315.354821]  ? find_held_lock+0x36/0x1c0
[  315.358884]  ? handle_mm_fault+0x42a/0xc70
[  315.363112]  ? lock_downgrade+0x900/0x900
[  315.367254]  ? check_preemption_disabled+0x48/0x280
[  315.372265]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  315.377184]  ? kasan_check_read+0x11/0x20
[  315.381341]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.386610]  ? rcu_softirq_qs+0x20/0x20
[  315.390577]  ? trace_hardirqs_off_caller+0x310/0x310
[  315.395678]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.401208]  ? check_preemption_disabled+0x48/0x280
[  315.406223]  handle_mm_fault+0x54f/0xc70
[  315.410283]  ? __handle_mm_fault+0x5be0/0x5be0
[  315.414865]  ? find_vma+0x34/0x190
[  315.418405]  __do_page_fault+0x5e8/0xe60
[  315.422460]  ? trace_hardirqs_off+0xb8/0x310
[  315.426871]  do_page_fault+0xf2/0x7e0
[  315.430669]  ? vmalloc_sync_all+0x30/0x30
[  315.434813]  ? error_entry+0x70/0xd0
[  315.438525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  315.443551]  ? trace_hardirqs_on_caller+0xc0/0x310
[  315.448473]  ? syscall_return_slowpath+0x5e0/0x5e0
[  315.453392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.458231]  ? trace_hardirqs_on_caller+0x310/0x310
[  315.463236]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.468680]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  315.473693]  ? prepare_exit_to_usermode+0x291/0x3b0
[  315.478701]  ? page_fault+0x8/0x30
[  315.482236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.487161]  ? page_fault+0x8/0x30
[  315.490694]  page_fault+0x1e/0x30
[  315.494140] RIP: 0033:0x7f30b3a05dd3
[  315.497857] Code: Bad RIP value.
[  315.501212] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  315.506566] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  315.513841] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  315.521103] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  315.528362] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  315.535626] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  315.542911] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  315.542916] warn_alloc_show_mem: 1 callbacks suppressed
[  315.542922] Mem-Info:
[  315.550101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  315.555460] active_anon:48525 inactive_anon:197 isolated_anon:0
[  315.555460]  active_file:12 inactive_file:12 isolated_file:0
[  315.555460]  unevictable:0 dirty:0 writeback:0 unstable:0
[  315.555460]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  315.555460]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  315.555460]  free:13677 free_pcp:357 free_cma:0
[  315.557825] Call Trace:
[  315.567195] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  315.600029]  <IRQ>
[  315.602591] 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
[  315.630081]  dump_stack+0x244/0x39d
[  315.632547] lowmem_reserve[]: 0 2818 6321 6321
[  315.658647]  ? dump_stack_print_info.cold.1+0x20/0x20
[  315.662239] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  315.666816]  warn_alloc.cold.116+0xb7/0x1bd
[  315.671963] lowmem_reserve[]: 0 0 3503 3503
[  315.699544]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  315.703835] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  315.708146]  ? lock_downgrade+0x900/0x900
[  315.712958] lowmem_reserve[]: 0 0 0 0
[  315.741923]  ? trace_hardirqs_off+0xb8/0x310
[  315.746036] 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
[  315.749829]  ? trace_hardirqs_off+0xb8/0x310
[  315.754205] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  315.767732]  __alloc_pages_slowpath+0x26e8/0x2e10
[  315.772107] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  315.787465]  ? warn_alloc+0x120/0x120
[  315.792271] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  315.806820]  ? print_usage_bug+0xc0/0xc0
[  315.810596] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  315.819414]  ? warn_alloc+0x120/0x120
[  315.823447] 268 total pagecache pages
[  315.832017]  ? warn_alloc+0x120/0x120
[  315.835795] 0 pages in swap cache
[  315.839572]  ? print_usage_bug+0xc0/0xc0
[  315.843345] Swap cache stats: add 0, delete 0, find 0/0
[  315.846784]  ? kvm_clock_read+0x18/0x30
[  315.850812] Free swap  = 0kB
[  315.856157]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  315.860101] Total swap = 0kB
[  315.863104]  ? print_usage_bug+0xc0/0xc0
[  315.868088] 1965979 pages RAM
[  315.871107]  ? __lock_acquire+0x62f/0x4c20
[  315.875139] 0 pages HighMem/MovableOnly
[  315.878232]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.882436] 342853 pages reserved
[  315.886403]  ? should_fail+0x22d/0xd01
[  315.891911] 0 pages cma reserved
[  315.895346]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  315.899322] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  315.902561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.907807] init cpuset=/ mems_allowed=0
[  315.917503]  ? __lock_acquire+0x62f/0x4c20
[  315.930847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.935945]  ? __lock_acquire+0x62f/0x4c20
[  315.940171]  ? should_fail+0x22d/0xd01
[  315.944047]  ? rcu_irq_exit+0x1a2/0x390
[  315.948022]  ? mark_held_locks+0x130/0x130
[  315.952261]  ? mark_held_locks+0x130/0x130
[  315.956500]  ? mark_held_locks+0xc7/0x130
[  315.960645]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  315.965653]  ? zap_class+0x640/0x640
[  315.969360]  ? print_usage_bug+0xc0/0xc0
[  315.973420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.978952]  ? check_preemption_disabled+0x48/0x280
[  315.983968]  ? __lock_is_held+0xb5/0x140
[  315.988029]  __alloc_pages_nodemask+0xa80/0xde0
[  315.992689]  ? zap_class+0x640/0x640
[  315.996403]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  316.001442]  ? find_held_lock+0x36/0x1c0
[  316.005513]  ? ____cache_alloc_node+0x1c7/0x1e0
[  316.010178]  ? lock_downgrade+0x900/0x900
[  316.014324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.019945]  cache_grow_begin+0xa5/0x8c0
[  316.024005]  ? do_raw_spin_unlock+0xa7/0x330
[  316.028420]  fallback_alloc+0x204/0x2e0
[  316.032413]  ____cache_alloc_node+0x1c7/0x1e0
[  316.036908]  kmem_cache_alloc_node+0xe3/0x730
[  316.041401]  ? ipv6_get_ifaddr+0x42e/0x620
[  316.045638]  __alloc_skb+0x119/0x770
[  316.049346]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.054622]  ? netdev_alloc_frag+0x1f0/0x1f0
[  316.059025]  ? lock_downgrade+0x900/0x900
[  316.063170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.068698]  ? refcount_sub_and_test_checked+0x203/0x310
[  316.074148]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  316.079594]  ? addrconf_rs_timer+0x690/0x690
[  316.084007]  ndisc_alloc_skb+0x144/0x340
[  316.088067]  ndisc_send_rs+0x331/0x6e0
[  316.091953]  addrconf_rs_timer+0x314/0x690
[  316.096186]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.100421]  call_timer_fn+0x272/0x920
[  316.104303]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.108530]  ? process_timeout+0x40/0x40
[  316.112589]  ? __run_timers+0x7da/0xc70
[  316.116560]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.121046]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.125531]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.129761]  ? lockdep_hardirqs_on+0x296/0x5b0
[  316.134341]  ? trace_hardirqs_on+0xbd/0x310
[  316.138658]  ? kasan_check_read+0x11/0x20
[  316.142802]  ? __run_timers+0x7da/0xc70
[  316.146784]  ? trace_hardirqs_off_caller+0x310/0x310
[  316.151884]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.156116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.160344]  __run_timers+0x7e5/0xc70
[  316.164163]  ? timer_fixup_init+0x70/0x70
[  316.168309]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  316.173318]  ? zap_class+0x640/0x640
[  316.177028]  ? enqueue_hrtimer+0x1a5/0x560
[  316.181262]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  316.186454]  ? find_held_lock+0x36/0x1c0
[  316.190518]  ? zap_class+0x640/0x640
[  316.194232]  ? pvclock_read_flags+0x160/0x160
[  316.198726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.204264]  ? check_preemption_disabled+0x48/0x280
[  316.209282]  ? __lock_is_held+0xb5/0x140
[  316.213339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.218867]  ? check_preemption_disabled+0x48/0x280
[  316.223882]  run_timer_softirq+0x52/0xb0
[  316.227936]  ? rcu_read_lock_sched_held+0x14f/0x180
[  316.232944]  __do_softirq+0x308/0xb7e
[  316.236742]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  316.241233]  ? lock_downgrade+0x900/0x900
[  316.245382]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  316.250492]  ? pvclock_read_flags+0x160/0x160
[  316.254984]  ? lapic_next_event+0x5a/0x90
[  316.259126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.264665]  ? kvm_clock_read+0x18/0x30
[  316.268632]  ? kvm_sched_clock_read+0x9/0x20
[  316.273037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.278568]  ? check_preemption_disabled+0x48/0x280
[  316.283587]  irq_exit+0x17f/0x1c0
[  316.287037]  smp_apic_timer_interrupt+0x1cb/0x760
[  316.291874]  ? smp_reschedule_interrupt+0x109/0x650
[  316.296883]  ? smp_call_function_single_interrupt+0x650/0x650
[  316.302757]  ? interrupt_entry+0xb5/0xc0
[  316.306820]  ? trace_hardirqs_off_caller+0xbb/0x310
[  316.311831]  ? trace_hardirqs_off_caller+0xbb/0x310
[  316.316843]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.321680]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.326691]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.331700]  ? task_prio+0x50/0x50
[  316.335240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.340775]  ? check_preemption_disabled+0x48/0x280
[  316.345800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.350640]  apic_timer_interrupt+0xf/0x20
[  316.354875]  </IRQ>
[  316.357106] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  316.362034] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  316.380925] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  316.388625] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  316.395890] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  316.403150] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  316.410412] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  316.417678] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  316.424968]  skb_clone+0x1bb/0x500
[  316.428505]  ? finish_task_switch+0x2f4/0x910
[  316.432995]  ? skb_split+0x11e0/0x11e0
[  316.436880]  ? preempt_notifier_register+0x200/0x200
[  316.441976]  ? __switch_to_asm+0x34/0x70
[  316.446040]  ? __switch_to_asm+0x34/0x70
[  316.450091]  ? __switch_to_asm+0x40/0x70
[  316.454143]  ? __switch_to_asm+0x34/0x70
[  316.458193]  ? __switch_to_asm+0x40/0x70
[  316.462251]  ? __switch_to_asm+0x34/0x70
[  316.466306]  ? __switch_to_asm+0x40/0x70
[  316.470362]  ? __switch_to_asm+0x34/0x70
[  316.474413]  ? __switch_to_asm+0x34/0x70
[  316.478470]  ? __switch_to_asm+0x40/0x70
[  316.482524]  ? __switch_to_asm+0x34/0x70
[  316.486581]  bpf_clone_redirect+0xb9/0x490
[  316.490810]  ? __schedule+0x8d7/0x21d0
[  316.494697]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  316.499709]  ? __sched_text_start+0x8/0x8
[  316.503854]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.508611]  ? find_held_lock+0x36/0x1c0
[  316.512673]  ? lock_acquire+0x1ed/0x520
[  316.516638]  ? bpf_test_run+0x3cb/0x780
[  316.520610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.526145]  ? check_preemption_disabled+0x48/0x280
[  316.531157]  ? kasan_check_read+0x11/0x20
[  316.535299]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.540563]  ? rcu_softirq_qs+0x20/0x20
[  316.544531]  ? preempt_schedule+0x4d/0x60
[  316.548672]  ? ___preempt_schedule+0x16/0x18
[  316.553081]  ? bpf_test_run+0x25d/0x780
[  316.557069]  ? netlink_diag_dump+0x2a0/0x2a0
[  316.561473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.567020]  ? bpf_test_init.isra.10+0x70/0x100
[  316.571690]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  316.576456]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  316.581570]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  316.587109]  ? fput+0x130/0x1a0
[  316.590382]  ? __bpf_prog_get+0x9b/0x290
[  316.594449]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  316.599281]  ? bpf_prog_test_run+0x130/0x1a0
[  316.603706]  ? __x64_sys_bpf+0x3d8/0x520
[  316.607759]  ? bpf_prog_get+0x20/0x20
[  316.611568]  ? do_syscall_64+0x1b9/0x820
[  316.615632]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  316.620989]  ? syscall_return_slowpath+0x5e0/0x5e0
[  316.625912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.630747]  ? trace_hardirqs_on_caller+0x310/0x310
[  316.635754]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  316.640765]  ? prepare_exit_to_usermode+0x291/0x3b0
[  316.645803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.650757]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  316.656130] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  316.656194] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  316.662281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  316.662285] Call Trace:
[  316.662291]  <IRQ>
[  316.662306]  dump_stack+0x244/0x39d
[  316.662324]  ? dump_stack_print_info.cold.1+0x20/0x20
[  316.668873] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  316.678159]  warn_alloc.cold.116+0xb7/0x1bd
[  316.680705] syz-executor5 cpuset=syz5 mems_allowed=0
[  316.682840]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  316.716399]  ? lock_downgrade+0x900/0x900
[  316.720555]  ? trace_hardirqs_off+0xb8/0x310
[  316.724964]  ? trace_hardirqs_off+0xb8/0x310
[  316.729372]  __alloc_pages_slowpath+0x26e8/0x2e10
[  316.734233]  ? warn_alloc+0x120/0x120
[  316.738032]  ? warn_alloc+0x120/0x120
[  316.741829]  ? warn_alloc+0x120/0x120
[  316.745627]  ? print_usage_bug+0xc0/0xc0
[  316.750006]  ? enqueue_hrtimer+0x1a5/0x560
[  316.754238]  ? print_usage_bug+0xc0/0xc0
[  316.758289]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  316.763480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.769013]  ? should_fail+0x22d/0xd01
[  316.772894]  ? __lock_acquire+0x62f/0x4c20
[  316.777125]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.782226]  ? __lock_acquire+0x62f/0x4c20
[  316.786456]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.791556]  ? __lock_acquire+0x62f/0x4c20
[  316.795785]  ? should_fail+0x22d/0xd01
[  316.799689]  ? mark_held_locks+0x130/0x130
[  316.803923]  ? mark_held_locks+0x130/0x130
[  316.808163]  ? zap_class+0x640/0x640
[  316.811872]  ? print_usage_bug+0xc0/0xc0
[  316.815932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.821463]  ? check_preemption_disabled+0x48/0x280
[  316.826481]  ? __lock_is_held+0xb5/0x140
[  316.830540]  __alloc_pages_nodemask+0xa80/0xde0
[  316.835205]  ? zap_class+0x640/0x640
[  316.838918]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  316.843941]  ? find_held_lock+0x36/0x1c0
[  316.848004]  ? ____cache_alloc_node+0x1c7/0x1e0
[  316.852672]  ? lock_downgrade+0x900/0x900
[  316.856825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.862360]  cache_grow_begin+0xa5/0x8c0
[  316.866419]  ? do_raw_spin_unlock+0xa7/0x330
[  316.870825]  fallback_alloc+0x204/0x2e0
[  316.874801]  ____cache_alloc_node+0x1c7/0x1e0
[  316.879297]  kmem_cache_alloc_node+0xe3/0x730
[  316.883789]  ? ipv6_get_ifaddr+0x42e/0x620
[  316.888024]  __alloc_skb+0x119/0x770
[  316.891730]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  316.897002]  ? netdev_alloc_frag+0x1f0/0x1f0
[  316.901413]  ? lock_downgrade+0x900/0x900
[  316.905564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.911093]  ? refcount_sub_and_test_checked+0x203/0x310
[  316.916541]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  316.921981]  ? addrconf_rs_timer+0x690/0x690
[  316.926394]  ndisc_alloc_skb+0x144/0x340
[  316.930457]  ndisc_send_rs+0x331/0x6e0
[  316.934345]  addrconf_rs_timer+0x314/0x690
[  316.938580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.942820]  call_timer_fn+0x272/0x920
[  316.946703]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.950950]  ? process_timeout+0x40/0x40
[  316.955012]  ? mark_held_locks+0xc7/0x130
[  316.959161]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.963650]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.968143]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  316.972372]  ? lockdep_hardirqs_on+0x296/0x5b0
[  316.976953]  ? trace_hardirqs_on+0xbd/0x310
[  316.981264]  ? kasan_check_read+0x11/0x20
[  316.985411]  ? __run_timers+0x7da/0xc70
[  316.989381]  ? trace_hardirqs_off_caller+0x310/0x310
[  316.994504]  ? prandom_seed_full_state+0x3b0/0x3b0
[  316.999429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.003657]  __run_timers+0x7e5/0xc70
[  317.007456]  ? timer_fixup_init+0x70/0x70
[  317.011597]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  317.016610]  ? zap_class+0x640/0x640
[  317.020324]  ? print_usage_bug+0xc0/0xc0
[  317.024386]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  317.029581]  ? find_held_lock+0x36/0x1c0
[  317.033642]  ? zap_class+0x640/0x640
[  317.037356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.042885]  ? check_preemption_disabled+0x48/0x280
[  317.047908]  ? __lock_is_held+0xb5/0x140
[  317.051959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.057488]  ? check_preemption_disabled+0x48/0x280
[  317.062504]  run_timer_softirq+0x52/0xb0
[  317.066562]  ? rcu_read_lock_sched_held+0x14f/0x180
[  317.071571]  __do_softirq+0x308/0xb7e
[  317.075368]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  317.079860]  ? lock_downgrade+0x900/0x900
[  317.084006]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  317.089110]  ? pvclock_read_flags+0x160/0x160
[  317.093604]  ? lapic_next_event+0x5a/0x90
[  317.097750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.103290]  ? kvm_clock_read+0x18/0x30
[  317.107258]  ? kvm_sched_clock_read+0x9/0x20
[  317.111663]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.117192]  ? check_preemption_disabled+0x48/0x280
[  317.122209]  irq_exit+0x17f/0x1c0
[  317.125661]  smp_apic_timer_interrupt+0x1cb/0x760
[  317.130499]  ? smp_call_function_single_interrupt+0x650/0x650
[  317.136377]  ? interrupt_entry+0xb5/0xc0
[  317.140441]  ? trace_hardirqs_off_caller+0xbb/0x310
[  317.145462]  ? trace_hardirqs_off_caller+0xbb/0x310
[  317.150476]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.155310]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.160318]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.165328]  ? task_prio+0x50/0x50
[  317.168864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.174398]  ? check_preemption_disabled+0x48/0x280
[  317.179425]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.184355]  apic_timer_interrupt+0xf/0x20
[  317.188586]  </IRQ>
[  317.190817] RIP: 0010:write_comp_data+0x1b/0x70
[  317.195482] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  317.214389] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  317.222181] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  317.229443] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  317.236708] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  317.243968] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  317.251228] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  317.258502]  ? do_shrink_slab+0x1c5/0xd30
[  317.262655]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.268013]  do_shrink_slab+0x1c5/0xd30
[  317.271985]  ? lock_acquire+0x1ed/0x520
[  317.275957]  ? snapshot_refaults+0x290/0x290
[  317.280362]  ? lock_release+0xa00/0xa00
[  317.284344]  ? perf_trace_sched_process_exec+0x860/0x860
[  317.289808]  ? down_read_trylock+0xda/0x140
[  317.294119]  ? shrink_slab+0x207/0x8c0
[  317.298004]  ? downgrade_write+0x270/0x270
[  317.302244]  shrink_slab+0x389/0x8c0
[  317.305952]  ? shrink_active_list+0x1f00/0x1f00
[  317.310621]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  317.316246]  ? kasan_check_read+0x11/0x20
[  317.320392]  ? do_raw_spin_unlock+0xa7/0x330
[  317.324798]  ? ___preempt_schedule+0x16/0x18
[  317.329212]  ? _raw_spin_unlock+0x3f/0x50
[  317.333806]  shrink_node+0x431/0x16b0
[  317.337599]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  317.342903]  ? shrink_node_memcg+0x18f0/0x18f0
[  317.347480]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  317.352059]  ? trace_hardirqs_on+0xbd/0x310
[  317.356378]  ? vmpressure+0x271/0x340
[  317.360177]  ? do_raw_spin_trylock+0x270/0x270
[  317.364758]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  317.370288]  ? __cpuset_node_allowed+0x19b/0x660
[  317.375038]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  317.380745]  ? vmpressure+0x1a2/0x340
[  317.384548]  do_try_to_free_pages+0x3e7/0x1290
[  317.389122]  ? zap_class+0x640/0x640
[  317.392840]  ? shrink_node+0x16b0/0x16b0
[  317.396895]  ? __lock_is_held+0xb5/0x140
[  317.400963]  try_to_free_pages+0x4d0/0xb90
[  317.405194]  ? do_try_to_free_pages+0x1290/0x1290
[  317.410145]  ? lock_acquire+0x1ed/0x520
[  317.414203]  ? set_page_refcounted+0x280/0x280
[  317.418782]  ? lock_release+0xa00/0xa00
[  317.422748]  ? _raw_spin_unlock_irq+0x60/0x80
[  317.427240]  ? psi_memstall_enter+0x240/0x2b0
[  317.431740]  ? psi_memstall_tick+0x230/0x230
[  317.436149]  __alloc_pages_slowpath+0xa14/0x2e10
[  317.440920]  ? warn_alloc+0x120/0x120
[  317.444716]  ? mark_held_locks+0x130/0x130
[  317.448948]  ? find_get_entry+0xaae/0x1120
[  317.453186]  ? filemap_map_pages+0x1a20/0x1a20
[  317.457764]  ? zap_class+0x640/0x640
[  317.461479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.467009]  ? check_preemption_disabled+0x48/0x280
[  317.472017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.477545]  ? should_fail+0x22d/0xd01
[  317.481429]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.486526]  ? zap_class+0x640/0x640
[  317.490253]  ? __lock_is_held+0xb5/0x140
[  317.494316]  ? mark_held_locks+0x130/0x130
[  317.498564]  ? lock_release+0xa00/0xa00
[  317.502530]  ? perf_trace_sched_process_exec+0x860/0x860
[  317.507973]  ? xa_load+0x2ba/0x460
[  317.511509]  ? lock_downgrade+0x900/0x900
[  317.515658]  ? __might_sleep+0x95/0x190
[  317.519631]  __alloc_pages_nodemask+0xa80/0xde0
[  317.524301]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  317.529311]  ? __page_cache_alloc+0x191/0x5c0
[  317.533814]  ? xa_load+0x2e1/0x460
[  317.537446]  ? xa_clear_mark+0x40/0x40
[  317.541327]  ? zap_class+0x640/0x640
[  317.545056]  ? zap_class+0x640/0x640
[  317.548759]  ? zap_class+0x640/0x640
[  317.552464]  ? __do_page_cache_readahead+0x663/0x810
[  317.557564]  ? find_held_lock+0x36/0x1c0
[  317.561626]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  317.567173]  alloc_pages_current+0x173/0x350
[  317.571584]  __page_cache_alloc+0x38c/0x5c0
[  317.575900]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.580820]  ? kasan_check_read+0x11/0x20
[  317.584961]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.590254]  ? generic_perform_write+0x6a0/0x6a0
[  317.595562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.601092]  ? check_preemption_disabled+0x48/0x280
[  317.606123]  filemap_fault+0x1595/0x25f0
[  317.610188]  ? __lock_page_or_retry+0xa00/0xa00
[  317.614854]  ? mark_held_locks+0x130/0x130
[  317.619091]  ? filemap_map_pages+0xd6b/0x1a20
[  317.623584]  ? lock_downgrade+0x900/0x900
[  317.627727]  ? check_preemption_disabled+0x48/0x280
[  317.632743]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.637675]  ? kasan_check_read+0x11/0x20
[  317.641839]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.647111]  ? rcu_softirq_qs+0x20/0x20
[  317.651094]  ? filemap_map_pages+0xd92/0x1a20
[  317.655587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.661127]  ? find_get_entries_tag+0x1400/0x1400
[  317.665979]  ? __lock_acquire+0x62f/0x4c20
[  317.670217]  ? lock_acquire+0x1ed/0x520
[  317.674187]  ? ext4_filemap_fault+0x7a/0xad
[  317.678508]  ? lock_release+0xa00/0xa00
[  317.682474]  ? perf_trace_sched_process_exec+0x860/0x860
[  317.687920]  ? print_usage_bug+0xc0/0xc0
[  317.691978]  ? print_usage_bug+0xc0/0xc0
[  317.696042]  ? down_read+0x8d/0x120
[  317.699660]  ? ext4_filemap_fault+0x7a/0xad
[  317.703975]  ? __down_interruptible+0x700/0x700
[  317.708655]  ext4_filemap_fault+0x82/0xad
[  317.712801]  __do_fault+0x100/0x6b0
[  317.716423]  ? pmd_devmap_trans_unstable+0x220/0x220
[  317.721522]  ? mark_held_locks+0x130/0x130
[  317.725755]  ? mark_held_locks+0x130/0x130
[  317.729998]  ? find_held_lock+0x36/0x1c0
[  317.734058]  ? find_held_lock+0x36/0x1c0
[  317.738117]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.743649]  __handle_mm_fault+0x3ea0/0x5be0
[  317.748050]  ? poll_select_copy_remaining+0x18c/0x6a0
[  317.753243]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  317.758084]  ? __might_fault+0x12b/0x1e0
[  317.762143]  ? lock_downgrade+0x900/0x900
[  317.766297]  ? zap_class+0x640/0x640
[  317.770007]  ? zap_class+0x640/0x640
[  317.773720]  ? find_held_lock+0x36/0x1c0
[  317.777783]  ? handle_mm_fault+0x42a/0xc70
[  317.782012]  ? lock_downgrade+0x900/0x900
[  317.786157]  ? check_preemption_disabled+0x48/0x280
[  317.791168]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  317.796090]  ? kasan_check_read+0x11/0x20
[  317.800233]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  317.805504]  ? rcu_softirq_qs+0x20/0x20
[  317.809471]  ? trace_hardirqs_off_caller+0x310/0x310
[  317.814576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.820111]  ? check_preemption_disabled+0x48/0x280
[  317.825129]  handle_mm_fault+0x54f/0xc70
[  317.829186]  ? __handle_mm_fault+0x5be0/0x5be0
[  317.833767]  ? find_vma+0x34/0x190
[  317.837307]  __do_page_fault+0x5e8/0xe60
[  317.841369]  ? trace_hardirqs_off+0xb8/0x310
[  317.845778]  do_page_fault+0xf2/0x7e0
[  317.849574]  ? vmalloc_sync_all+0x30/0x30
[  317.853723]  ? error_entry+0x70/0xd0
[  317.857433]  ? trace_hardirqs_off_caller+0xbb/0x310
[  317.862443]  ? trace_hardirqs_on_caller+0xc0/0x310
[  317.867367]  ? syscall_return_slowpath+0x5e0/0x5e0
[  317.872288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.877130]  ? trace_hardirqs_on_caller+0x310/0x310
[  317.882141]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.887591]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  317.892604]  ? prepare_exit_to_usermode+0x291/0x3b0
[  317.897611]  ? page_fault+0x8/0x30
[  317.901149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.905987]  ? page_fault+0x8/0x30
[  317.909522]  page_fault+0x1e/0x30
[  317.912971] RIP: 0033:0x7f30b3a05dd3
[  317.916693] Code: Bad RIP value.
[  317.920050] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  317.925409] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  317.932671] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  317.939934] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  317.947205] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  317.954481] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  317.961760] warn_alloc_show_mem: 1 callbacks suppressed
[  317.961770] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  317.961771] Mem-Info:
[  317.961801] active_anon:48525 inactive_anon:197 isolated_anon:0
[  317.961801]  active_file:12 inactive_file:12 isolated_file:0
[  317.961801]  unevictable:0 dirty:0 writeback:0 unstable:0
[  317.961801]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  317.961801]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  317.961801]  free:13677 free_pcp:357 free_cma:0
[  317.967132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  317.974321] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  317.976705] Call Trace:
[  318.009559] 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
[  318.018895]  <IRQ>
[  318.046361] lowmem_reserve[]: 0 2818 6321 6321
[  318.048942]  dump_stack+0x244/0x39d
[  318.075018] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  318.077160]  ? dump_stack_print_info.cold.1+0x20/0x20
[  318.081706] lowmem_reserve[]: 0 0 3503 3503
[  318.085335]  warn_alloc.cold.116+0xb7/0x1bd
[  318.113638] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  318.118821]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  318.123111] lowmem_reserve[]: 0 0 0 0
[  318.127424]  ? lock_downgrade+0x900/0x900
[  318.156364] 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
[  318.161201]  ? trace_hardirqs_off+0xb8/0x310
[  318.164962] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  318.169105]  ? trace_hardirqs_off+0xb8/0x310
[  318.182595] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  318.186999]  __alloc_pages_slowpath+0x26e8/0x2e10
[  318.202322] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  318.206734]  ? warn_alloc+0x120/0x120
[  318.221508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  318.221516] 268 total pagecache pages
[  318.226345]  ? print_usage_bug+0xc0/0xc0
[  318.235158] 0 pages in swap cache
[  318.238937]  ? warn_alloc+0x120/0x120
[  318.247492] Swap cache stats: add 0, delete 0, find 0/0
[  318.251280]  ? warn_alloc+0x120/0x120
[  318.255316] Free swap  = 0kB
[  318.258752]  ? print_usage_bug+0xc0/0xc0
[  318.262623] Total swap = 0kB
[  318.262631] 1965979 pages RAM
[  318.267981]  ? kvm_clock_read+0x18/0x30
[  318.271753] 0 pages HighMem/MovableOnly
[  318.274757]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  318.278786] 342853 pages reserved
[  318.281792]  ? print_usage_bug+0xc0/0xc0
[  318.284867] 0 pages cma reserved
[  318.288827]  ? __lock_acquire+0x62f/0x4c20
[  318.292825] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  318.297779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.297792]  ? should_fail+0x22d/0xd01
[  318.297807]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  318.301291] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  318.305301]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.308638] init cpuset=/ mems_allowed=0
[  318.312863]  ? __lock_acquire+0x62f/0x4c20
[  318.357006]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  318.362105]  ? __lock_acquire+0x62f/0x4c20
[  318.366330]  ? should_fail+0x22d/0xd01
[  318.370212]  ? rcu_irq_exit+0x1a2/0x390
[  318.374187]  ? mark_held_locks+0x130/0x130
[  318.378420]  ? mark_held_locks+0x130/0x130
[  318.382669]  ? mark_held_locks+0xc7/0x130
[  318.386810]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  318.391819]  ? zap_class+0x640/0x640
[  318.395528]  ? print_usage_bug+0xc0/0xc0
[  318.399587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.405120]  ? check_preemption_disabled+0x48/0x280
[  318.410138]  ? __lock_is_held+0xb5/0x140
[  318.414196]  __alloc_pages_nodemask+0xa80/0xde0
[  318.418856]  ? zap_class+0x640/0x640
[  318.422580]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  318.427598]  ? find_held_lock+0x36/0x1c0
[  318.431661]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.436328]  ? lock_downgrade+0x900/0x900
[  318.440480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.446012]  cache_grow_begin+0xa5/0x8c0
[  318.450070]  ? do_raw_spin_unlock+0xa7/0x330
[  318.454478]  fallback_alloc+0x204/0x2e0
[  318.458456]  ____cache_alloc_node+0x1c7/0x1e0
[  318.462948]  kmem_cache_alloc_node+0xe3/0x730
[  318.467435]  ? ipv6_get_ifaddr+0x42e/0x620
[  318.471675]  __alloc_skb+0x119/0x770
[  318.475380]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  318.480654]  ? netdev_alloc_frag+0x1f0/0x1f0
[  318.485055]  ? lock_downgrade+0x900/0x900
[  318.489207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.494743]  ? refcount_sub_and_test_checked+0x203/0x310
[  318.500193]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  318.505638]  ? addrconf_rs_timer+0x690/0x690
[  318.510056]  ndisc_alloc_skb+0x144/0x340
[  318.514118]  ndisc_send_rs+0x331/0x6e0
[  318.518000]  addrconf_rs_timer+0x314/0x690
[  318.522253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.526500]  call_timer_fn+0x272/0x920
[  318.530377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.534605]  ? process_timeout+0x40/0x40
[  318.538664]  ? __run_timers+0x7da/0xc70
[  318.542636]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.547120]  ? _raw_spin_unlock_irq+0x27/0x80
[  318.551604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.555917]  ? lockdep_hardirqs_on+0x296/0x5b0
[  318.560498]  ? trace_hardirqs_on+0xbd/0x310
[  318.564811]  ? kasan_check_read+0x11/0x20
[  318.568949]  ? __run_timers+0x7da/0xc70
[  318.572916]  ? trace_hardirqs_off_caller+0x310/0x310
[  318.578058]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.582554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  318.586785]  __run_timers+0x7e5/0xc70
[  318.590589]  ? timer_fixup_init+0x70/0x70
[  318.594735]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.599747]  ? zap_class+0x640/0x640
[  318.603460]  ? enqueue_hrtimer+0x1a5/0x560
[  318.607692]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  318.612879]  ? find_held_lock+0x36/0x1c0
[  318.616938]  ? zap_class+0x640/0x640
[  318.620649]  ? pvclock_read_flags+0x160/0x160
[  318.625145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.630681]  ? check_preemption_disabled+0x48/0x280
[  318.635699]  ? __lock_is_held+0xb5/0x140
[  318.639767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.645300]  ? check_preemption_disabled+0x48/0x280
[  318.650427]  run_timer_softirq+0x52/0xb0
[  318.654484]  ? rcu_read_lock_sched_held+0x14f/0x180
[  318.659493]  __do_softirq+0x308/0xb7e
[  318.663297]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  318.667785]  ? lock_downgrade+0x900/0x900
[  318.671933]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  318.677039]  ? pvclock_read_flags+0x160/0x160
[  318.681526]  ? lapic_next_event+0x5a/0x90
[  318.685668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.691203]  ? kvm_clock_read+0x18/0x30
[  318.695183]  ? kvm_sched_clock_read+0x9/0x20
[  318.699584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.705119]  ? check_preemption_disabled+0x48/0x280
[  318.710137]  irq_exit+0x17f/0x1c0
[  318.713588]  smp_apic_timer_interrupt+0x1cb/0x760
[  318.718420]  ? smp_reschedule_interrupt+0x109/0x650
[  318.723433]  ? smp_call_function_single_interrupt+0x650/0x650
[  318.729309]  ? interrupt_entry+0xb5/0xc0
[  318.733365]  ? trace_hardirqs_off_caller+0xbb/0x310
[  318.738379]  ? trace_hardirqs_off_caller+0xbb/0x310
[  318.743393]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.748726]  ? trace_hardirqs_on_caller+0x310/0x310
[  318.753737]  ? trace_hardirqs_on_caller+0x310/0x310
[  318.758751]  ? task_prio+0x50/0x50
[  318.762285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.767818]  ? check_preemption_disabled+0x48/0x280
[  318.772832]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.777680]  apic_timer_interrupt+0xf/0x20
[  318.781906]  </IRQ>
[  318.784145] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  318.789071] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  318.807963] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  318.815670] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  318.822929] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  318.830190] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  318.837450] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  318.844710] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  318.852019]  skb_clone+0x1bb/0x500
[  318.855553]  ? finish_task_switch+0x2f4/0x910
[  318.860042]  ? skb_split+0x11e0/0x11e0
[  318.863942]  ? preempt_notifier_register+0x200/0x200
[  318.869037]  ? __switch_to_asm+0x34/0x70
[  318.873091]  ? __switch_to_asm+0x34/0x70
[  318.877142]  ? __switch_to_asm+0x40/0x70
[  318.881192]  ? __switch_to_asm+0x34/0x70
[  318.885249]  ? __switch_to_asm+0x40/0x70
[  318.889300]  ? __switch_to_asm+0x34/0x70
[  318.893354]  ? __switch_to_asm+0x40/0x70
[  318.897409]  ? __switch_to_asm+0x34/0x70
[  318.901462]  ? __switch_to_asm+0x34/0x70
[  318.905515]  ? __switch_to_asm+0x40/0x70
[  318.909568]  ? __switch_to_asm+0x34/0x70
[  318.913630]  bpf_clone_redirect+0xb9/0x490
[  318.917871]  ? __schedule+0x8d7/0x21d0
[  318.921758]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  318.926768]  ? __sched_text_start+0x8/0x8
[  318.930907]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  318.935668]  ? find_held_lock+0x36/0x1c0
[  318.939729]  ? lock_acquire+0x1ed/0x520
[  318.943701]  ? bpf_test_run+0x3cb/0x780
[  318.947671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.953204]  ? check_preemption_disabled+0x48/0x280
[  318.958231]  ? kasan_check_read+0x11/0x20
[  318.962372]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  318.967641]  ? rcu_softirq_qs+0x20/0x20
[  318.971614]  ? preempt_schedule+0x4d/0x60
[  318.975755]  ? ___preempt_schedule+0x16/0x18
[  318.980178]  ? bpf_test_run+0x25d/0x780
[  318.984158]  ? netlink_diag_dump+0x2a0/0x2a0
[  318.988563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.994092]  ? bpf_test_init.isra.10+0x70/0x100
[  318.998763]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  319.003523]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  319.008359]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  319.013890]  ? fput+0x130/0x1a0
[  319.017175]  ? __bpf_prog_get+0x9b/0x290
[  319.021237]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  319.026070]  ? bpf_prog_test_run+0x130/0x1a0
[  319.030474]  ? __x64_sys_bpf+0x3d8/0x520
[  319.034530]  ? bpf_prog_get+0x20/0x20
[  319.038340]  ? do_syscall_64+0x1b9/0x820
[  319.042395]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  319.047756]  ? syscall_return_slowpath+0x5e0/0x5e0
[  319.053115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.057953]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.062976]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  319.067995]  ? prepare_exit_to_usermode+0x291/0x3b0
[  319.073012]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.077855]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  319.083238] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  319.083301] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  319.089381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  319.089386] Call Trace:
[  319.089391]  <IRQ>
[  319.089406]  dump_stack+0x244/0x39d
[  319.089425]  ? dump_stack_print_info.cold.1+0x20/0x20
[  319.095950] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  319.105255]  warn_alloc.cold.116+0xb7/0x1bd
[  319.107813] syz-executor5 cpuset=syz5 mems_allowed=0
[  319.109950]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  319.143490]  ? lock_downgrade+0x900/0x900
[  319.147638]  ? trace_hardirqs_off+0xb8/0x310
[  319.152048]  ? trace_hardirqs_off+0xb8/0x310
[  319.156460]  __alloc_pages_slowpath+0x26e8/0x2e10
[  319.161326]  ? warn_alloc+0x120/0x120
[  319.165122]  ? print_usage_bug+0xc0/0xc0
[  319.169180]  ? warn_alloc+0x120/0x120
[  319.172984]  ? warn_alloc+0x120/0x120
[  319.176778]  ? print_usage_bug+0xc0/0xc0
[  319.180840]  ? print_usage_bug+0xc0/0xc0
[  319.184894]  ? __lock_acquire+0x62f/0x4c20
[  319.189128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.194659]  ? should_fail+0x22d/0xd01
[  319.198543]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.203640]  ? __lock_acquire+0x62f/0x4c20
[  319.207872]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.212969]  ? __lock_acquire+0x62f/0x4c20
[  319.217209]  ? should_fail+0x22d/0xd01
[  319.221089]  ? find_held_lock+0x36/0x1c0
[  319.225153]  ? mark_held_locks+0x130/0x130
[  319.229387]  ? mark_held_locks+0x130/0x130
[  319.233614]  ? zap_class+0x640/0x640
[  319.237326]  ? zap_class+0x640/0x640
[  319.241036]  ? print_usage_bug+0xc0/0xc0
[  319.245093]  ? do_raw_spin_unlock+0xa7/0x330
[  319.249494]  ? zap_class+0x640/0x640
[  319.253212]  ? print_usage_bug+0xc0/0xc0
[  319.257266]  ? wq_watchdog_touch+0x9c/0xfe
[  319.261497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.267030]  ? check_preemption_disabled+0x48/0x280
[  319.272061]  ? __lock_is_held+0xb5/0x140
[  319.276136]  __alloc_pages_nodemask+0xa80/0xde0
[  319.280799]  ? zap_class+0x640/0x640
[  319.284521]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  319.289542]  ? find_held_lock+0x36/0x1c0
[  319.293607]  ? ____cache_alloc_node+0x1c7/0x1e0
[  319.298271]  ? lock_downgrade+0x900/0x900
[  319.302419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.307959]  cache_grow_begin+0xa5/0x8c0
[  319.312026]  ? do_raw_spin_unlock+0xa7/0x330
[  319.316435]  fallback_alloc+0x204/0x2e0
[  319.320411]  ____cache_alloc_node+0x1c7/0x1e0
[  319.324907]  kmem_cache_alloc_node+0xe3/0x730
[  319.329399]  ? ipv6_get_ifaddr+0x42e/0x620
[  319.333638]  __alloc_skb+0x119/0x770
[  319.337343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  319.342617]  ? netdev_alloc_frag+0x1f0/0x1f0
[  319.347021]  ? lock_downgrade+0x900/0x900
[  319.351185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.356728]  ? refcount_sub_and_test_checked+0x203/0x310
[  319.362176]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  319.367631]  ? addrconf_rs_timer+0x690/0x690
[  319.372047]  ndisc_alloc_skb+0x144/0x340
[  319.376106]  ndisc_send_rs+0x331/0x6e0
[  319.380004]  addrconf_rs_timer+0x314/0x690
[  319.384236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.388477]  call_timer_fn+0x272/0x920
[  319.392357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.396582]  ? process_timeout+0x40/0x40
[  319.400645]  ? mark_held_locks+0xc7/0x130
[  319.404787]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.409273]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.413764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.417992]  ? lockdep_hardirqs_on+0x296/0x5b0
[  319.422573]  ? trace_hardirqs_on+0xbd/0x310
[  319.426886]  ? kasan_check_read+0x11/0x20
[  319.431030]  ? __run_timers+0x7da/0xc70
[  319.434996]  ? trace_hardirqs_off_caller+0x310/0x310
[  319.440094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.444391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.448617]  __run_timers+0x7e5/0xc70
[  319.452423]  ? timer_fixup_init+0x70/0x70
[  319.456572]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  319.461583]  ? zap_class+0x640/0x640
[  319.465293]  ? print_usage_bug+0xc0/0xc0
[  319.469350]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  319.474541]  ? find_held_lock+0x36/0x1c0
[  319.478597]  ? zap_class+0x640/0x640
[  319.482308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.487840]  ? check_preemption_disabled+0x48/0x280
[  319.492861]  ? __lock_is_held+0xb5/0x140
[  319.496915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.502466]  ? check_preemption_disabled+0x48/0x280
[  319.507480]  run_timer_softirq+0x52/0xb0
[  319.511538]  ? rcu_read_lock_sched_held+0x14f/0x180
[  319.516550]  __do_softirq+0x308/0xb7e
[  319.520348]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  319.524839]  ? lock_downgrade+0x900/0x900
[  319.528988]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  319.534090]  ? pvclock_read_flags+0x160/0x160
[  319.538584]  ? lapic_next_event+0x5a/0x90
[  319.542731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.548279]  ? kvm_clock_read+0x18/0x30
[  319.552251]  ? kvm_sched_clock_read+0x9/0x20
[  319.556668]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.562204]  ? check_preemption_disabled+0x48/0x280
[  319.567220]  irq_exit+0x17f/0x1c0
[  319.570665]  smp_apic_timer_interrupt+0x1cb/0x760
[  319.575507]  ? smp_call_function_single_interrupt+0x650/0x650
[  319.581385]  ? interrupt_entry+0xb5/0xc0
[  319.585447]  ? trace_hardirqs_off_caller+0xbb/0x310
[  319.590460]  ? trace_hardirqs_off_caller+0xbb/0x310
[  319.595467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.600305]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.605313]  ? trace_hardirqs_on_caller+0x310/0x310
[  319.610332]  ? task_prio+0x50/0x50
[  319.613867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.619396]  ? check_preemption_disabled+0x48/0x280
[  319.624416]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.629266]  apic_timer_interrupt+0xf/0x20
[  319.633486]  </IRQ>
[  319.635715] RIP: 0010:write_comp_data+0x1b/0x70
[  319.640381] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  319.659273] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  319.666976] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  319.674236] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  319.681501] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  319.688763] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  319.696023] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  319.703301]  ? do_shrink_slab+0x1c5/0xd30
[  319.707450]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.712805]  do_shrink_slab+0x1c5/0xd30
[  319.716777]  ? lock_acquire+0x1ed/0x520
[  319.720747]  ? snapshot_refaults+0x290/0x290
[  319.725153]  ? lock_release+0xa00/0xa00
[  319.729135]  ? perf_trace_sched_process_exec+0x860/0x860
[  319.734597]  ? down_read_trylock+0xda/0x140
[  319.738911]  ? shrink_slab+0x207/0x8c0
[  319.742790]  ? downgrade_write+0x270/0x270
[  319.747032]  shrink_slab+0x389/0x8c0
[  319.750742]  ? shrink_active_list+0x1f00/0x1f00
[  319.755416]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  319.761038]  ? kasan_check_read+0x11/0x20
[  319.765184]  ? do_raw_spin_unlock+0xa7/0x330
[  319.769606]  ? ___preempt_schedule+0x16/0x18
[  319.774017]  ? _raw_spin_unlock+0x3f/0x50
[  319.778174]  shrink_node+0x431/0x16b0
[  319.781967]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  319.787263]  ? shrink_node_memcg+0x18f0/0x18f0
[  319.791848]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  319.796431]  ? trace_hardirqs_on+0xbd/0x310
[  319.800887]  ? vmpressure+0x271/0x340
[  319.804690]  ? do_raw_spin_trylock+0x270/0x270
[  319.809269]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  319.814799]  ? __cpuset_node_allowed+0x19b/0x660
[  319.819637]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  319.825341]  ? vmpressure+0x1a2/0x340
[  319.829143]  do_try_to_free_pages+0x3e7/0x1290
[  319.833727]  ? zap_class+0x640/0x640
[  319.837452]  ? shrink_node+0x16b0/0x16b0
[  319.841511]  ? __lock_is_held+0xb5/0x140
[  319.845575]  try_to_free_pages+0x4d0/0xb90
[  319.849806]  ? do_try_to_free_pages+0x1290/0x1290
[  319.854651]  ? lock_acquire+0x1ed/0x520
[  319.858617]  ? set_page_refcounted+0x280/0x280
[  319.863199]  ? lock_release+0xa00/0xa00
[  319.867171]  ? _raw_spin_unlock_irq+0x60/0x80
[  319.871673]  ? psi_memstall_enter+0x240/0x2b0
[  319.876168]  ? psi_memstall_tick+0x230/0x230
[  319.880582]  __alloc_pages_slowpath+0xa14/0x2e10
[  319.885360]  ? warn_alloc+0x120/0x120
[  319.889162]  ? mark_held_locks+0x130/0x130
[  319.893396]  ? find_get_entry+0xaae/0x1120
[  319.897641]  ? filemap_map_pages+0x1a20/0x1a20
[  319.902220]  ? zap_class+0x640/0x640
[  319.905949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.911480]  ? check_preemption_disabled+0x48/0x280
[  319.916493]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.922023]  ? should_fail+0x22d/0xd01
[  319.925906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.931105]  ? zap_class+0x640/0x640
[  319.934837]  ? __lock_is_held+0xb5/0x140
[  319.938902]  ? mark_held_locks+0x130/0x130
[  319.943142]  ? lock_release+0xa00/0xa00
[  319.947110]  ? perf_trace_sched_process_exec+0x860/0x860
[  319.952559]  ? xa_load+0x2ba/0x460
[  319.956093]  ? lock_downgrade+0x900/0x900
[  319.960237]  ? __might_sleep+0x95/0x190
[  319.964206]  __alloc_pages_nodemask+0xa80/0xde0
[  319.968872]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  319.973881]  ? __page_cache_alloc+0x191/0x5c0
[  319.978398]  ? xa_load+0x2e1/0x460
[  319.982055]  ? xa_clear_mark+0x40/0x40
[  319.985939]  ? zap_class+0x640/0x640
[  319.989657]  ? zap_class+0x640/0x640
[  319.993377]  ? zap_class+0x640/0x640
[  319.997087]  ? __do_page_cache_readahead+0x663/0x810
[  320.002188]  ? find_held_lock+0x36/0x1c0
[  320.006246]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  320.011781]  alloc_pages_current+0x173/0x350
[  320.016186]  __page_cache_alloc+0x38c/0x5c0
[  320.020503]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  320.025426]  ? kasan_check_read+0x11/0x20
[  320.029570]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.034843]  ? generic_perform_write+0x6a0/0x6a0
[  320.039593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.045123]  ? check_preemption_disabled+0x48/0x280
[  320.050149]  filemap_fault+0x1595/0x25f0
[  320.054214]  ? __lock_page_or_retry+0xa00/0xa00
[  320.058878]  ? mark_held_locks+0x130/0x130
[  320.063113]  ? filemap_map_pages+0xd6b/0x1a20
[  320.067613]  ? lock_downgrade+0x900/0x900
[  320.071753]  ? check_preemption_disabled+0x48/0x280
[  320.076766]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  320.081689]  ? kasan_check_read+0x11/0x20
[  320.085873]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.091148]  ? rcu_softirq_qs+0x20/0x20
[  320.095134]  ? filemap_map_pages+0xd92/0x1a20
[  320.099626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.105165]  ? find_get_entries_tag+0x1400/0x1400
[  320.110007]  ? __lock_acquire+0x62f/0x4c20
[  320.114247]  ? lock_acquire+0x1ed/0x520
[  320.118217]  ? ext4_filemap_fault+0x7a/0xad
[  320.122535]  ? lock_release+0xa00/0xa00
[  320.126505]  ? perf_trace_sched_process_exec+0x860/0x860
[  320.131954]  ? print_usage_bug+0xc0/0xc0
[  320.136014]  ? print_usage_bug+0xc0/0xc0
[  320.140082]  ? down_read+0x8d/0x120
[  320.143700]  ? ext4_filemap_fault+0x7a/0xad
[  320.148016]  ? __down_interruptible+0x700/0x700
[  320.152685]  ext4_filemap_fault+0x82/0xad
[  320.156828]  __do_fault+0x100/0x6b0
[  320.160450]  ? pmd_devmap_trans_unstable+0x220/0x220
[  320.165549]  ? mark_held_locks+0x130/0x130
[  320.169778]  ? mark_held_locks+0x130/0x130
[  320.174008]  ? find_held_lock+0x36/0x1c0
[  320.178065]  ? find_held_lock+0x36/0x1c0
[  320.182127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.187663]  __handle_mm_fault+0x3ea0/0x5be0
[  320.192067]  ? poll_select_copy_remaining+0x18c/0x6a0
[  320.197260]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  320.202101]  ? __might_fault+0x12b/0x1e0
[  320.206167]  ? lock_downgrade+0x900/0x900
[  320.210320]  ? zap_class+0x640/0x640
[  320.214025]  ? zap_class+0x640/0x640
[  320.217738]  ? find_held_lock+0x36/0x1c0
[  320.221800]  ? handle_mm_fault+0x42a/0xc70
[  320.226030]  ? lock_downgrade+0x900/0x900
[  320.230175]  ? check_preemption_disabled+0x48/0x280
[  320.235189]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  320.240117]  ? kasan_check_read+0x11/0x20
[  320.244262]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.249532]  ? rcu_softirq_qs+0x20/0x20
[  320.253502]  ? trace_hardirqs_off_caller+0x310/0x310
[  320.258603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.264144]  ? check_preemption_disabled+0x48/0x280
[  320.269160]  handle_mm_fault+0x54f/0xc70
[  320.273219]  ? __handle_mm_fault+0x5be0/0x5be0
[  320.277799]  ? find_vma+0x34/0x190
[  320.281339]  __do_page_fault+0x5e8/0xe60
[  320.285396]  ? trace_hardirqs_off+0xb8/0x310
[  320.289807]  do_page_fault+0xf2/0x7e0
[  320.293603]  ? vmalloc_sync_all+0x30/0x30
[  320.297749]  ? error_entry+0x70/0xd0
[  320.301455]  ? trace_hardirqs_off_caller+0xbb/0x310
[  320.306466]  ? trace_hardirqs_on_caller+0xc0/0x310
[  320.311395]  ? syscall_return_slowpath+0x5e0/0x5e0
[  320.316315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.321275]  ? trace_hardirqs_on_caller+0x310/0x310
[  320.326283]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.331727]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  320.336737]  ? prepare_exit_to_usermode+0x291/0x3b0
[  320.341749]  ? page_fault+0x8/0x30
[  320.345284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.350125]  ? page_fault+0x8/0x30
[  320.353658]  page_fault+0x1e/0x30
[  320.357113] RIP: 0033:0x7f30b3a05dd3
[  320.360830] Code: Bad RIP value.
[  320.364189] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  320.369545] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  320.376811] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  320.384081] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  320.391347] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  320.398615] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  320.405900] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  320.405904] warn_alloc_show_mem: 1 callbacks suppressed
[  320.405910] Mem-Info:
[  320.413081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  320.413088] Call Trace:
[  320.418457] active_anon:48525 inactive_anon:197 isolated_anon:0
[  320.418457]  active_file:12 inactive_file:12 isolated_file:0
[  320.418457]  unevictable:0 dirty:0 writeback:0 unstable:0
[  320.418457]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  320.418457]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  320.418457]  free:13677 free_pcp:357 free_cma:0
[  320.420827]  <IRQ>
[  320.430182] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  320.432755]  dump_stack+0x244/0x39d
[  320.465601] 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
[  320.467746]  ? dump_stack_print_info.cold.1+0x20/0x20
[  320.495212] lowmem_reserve[]: 0 2818 6321 6321
[  320.498836]  warn_alloc.cold.116+0xb7/0x1bd
[  320.524908] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  320.530097]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  320.534646] lowmem_reserve[]: 0 0 3503 3503
[  320.538959]  ? lock_downgrade+0x900/0x900
[  320.566510] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  320.571344]  ? trace_hardirqs_off+0xb8/0x310
[  320.575644] lowmem_reserve[]: 0 0 0 0
[  320.580042]  ? trace_hardirqs_off+0xb8/0x310
[  320.608986] 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
[  320.613392]  __alloc_pages_slowpath+0x26e8/0x2e10
[  320.617155] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  320.621575]  ? warn_alloc+0x120/0x120
[  320.635050] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  320.639882]  ? print_usage_bug+0xc0/0xc0
[  320.655200] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  320.658981]  ? warn_alloc+0x120/0x120
[  320.673518] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  320.677562]  ? warn_alloc+0x120/0x120
[  320.686714] 268 total pagecache pages
[  320.690499]  ? print_usage_bug+0xc0/0xc0
[  320.699047] 0 pages in swap cache
[  320.702826]  ? print_usage_bug+0xc0/0xc0
[  320.706600] Swap cache stats: add 0, delete 0, find 0/0
[  320.710643]  ? __lock_acquire+0x62f/0x4c20
[  320.714075] Free swap  = 0kB
[  320.718124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.723452] Total swap = 0kB
[  320.727674]  ? should_fail+0x22d/0xd01
[  320.730662] 1965979 pages RAM
[  320.736186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.739356] 0 pages HighMem/MovableOnly
[  320.743230]  ? __lock_acquire+0x62f/0x4c20
[  320.746299] 342853 pages reserved
[  320.746306] 0 pages cma reserved
[  320.751854]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.755873] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  320.760017]  ? __lock_acquire+0x62f/0x4c20
[  320.760030]  ? should_fail+0x22d/0xd01
[  320.760045]  ? find_held_lock+0x36/0x1c0
[  320.763518] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  320.766832]  ? mark_held_locks+0x130/0x130
[  320.771896] init cpuset=/ mems_allowed=0
[  320.778375]  ? mark_held_locks+0x130/0x130
[  320.812656]  ? zap_class+0x640/0x640
[  320.816365]  ? zap_class+0x640/0x640
[  320.820083]  ? print_usage_bug+0xc0/0xc0
[  320.824139]  ? do_raw_spin_unlock+0xa7/0x330
[  320.828545]  ? zap_class+0x640/0x640
[  320.832249]  ? print_usage_bug+0xc0/0xc0
[  320.836317]  ? wq_watchdog_touch+0x9c/0xfe
[  320.840550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.846088]  ? check_preemption_disabled+0x48/0x280
[  320.851110]  ? __lock_is_held+0xb5/0x140
[  320.855174]  __alloc_pages_nodemask+0xa80/0xde0
[  320.859839]  ? zap_class+0x640/0x640
[  320.863550]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  320.868569]  ? find_held_lock+0x36/0x1c0
[  320.872634]  ? ____cache_alloc_node+0x1c7/0x1e0
[  320.877303]  ? lock_downgrade+0x900/0x900
[  320.881474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.887007]  cache_grow_begin+0xa5/0x8c0
[  320.891070]  ? do_raw_spin_unlock+0xa7/0x330
[  320.895481]  fallback_alloc+0x204/0x2e0
[  320.899457]  ____cache_alloc_node+0x1c7/0x1e0
[  320.903950]  kmem_cache_alloc_node+0xe3/0x730
[  320.908442]  ? ipv6_get_ifaddr+0x42e/0x620
[  320.912682]  __alloc_skb+0x119/0x770
[  320.916387]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  320.921662]  ? netdev_alloc_frag+0x1f0/0x1f0
[  320.926070]  ? lock_downgrade+0x900/0x900
[  320.930233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.935766]  ? refcount_sub_and_test_checked+0x203/0x310
[  320.941212]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  320.946661]  ? addrconf_rs_timer+0x690/0x690
[  320.951077]  ndisc_alloc_skb+0x144/0x340
[  320.955138]  ndisc_send_rs+0x331/0x6e0
[  320.959025]  addrconf_rs_timer+0x314/0x690
[  320.963268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.967612]  call_timer_fn+0x272/0x920
[  320.971494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.975721]  ? process_timeout+0x40/0x40
[  320.979781]  ? __run_timers+0x7da/0xc70
[  320.983754]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.988242]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.992747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.996982]  ? lockdep_hardirqs_on+0x296/0x5b0
[  321.001558]  ? trace_hardirqs_on+0xbd/0x310
[  321.005874]  ? kasan_check_read+0x11/0x20
[  321.010016]  ? __run_timers+0x7da/0xc70
[  321.013990]  ? trace_hardirqs_off_caller+0x310/0x310
[  321.019088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.023322]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.027547]  __run_timers+0x7e5/0xc70
[  321.031349]  ? timer_fixup_init+0x70/0x70
[  321.035492]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  321.040506]  ? zap_class+0x640/0x640
[  321.044221]  ? enqueue_hrtimer+0x1a5/0x560
[  321.048451]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  321.053640]  ? find_held_lock+0x36/0x1c0
[  321.057703]  ? zap_class+0x640/0x640
[  321.061416]  ? pvclock_read_flags+0x160/0x160
[  321.065908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.071438]  ? check_preemption_disabled+0x48/0x280
[  321.076456]  ? __lock_is_held+0xb5/0x140
[  321.080509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.086047]  ? check_preemption_disabled+0x48/0x280
[  321.091076]  run_timer_softirq+0x52/0xb0
[  321.095132]  ? rcu_read_lock_sched_held+0x14f/0x180
[  321.100230]  __do_softirq+0x308/0xb7e
[  321.104028]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  321.108521]  ? lock_downgrade+0x900/0x900
[  321.112662]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  321.117760]  ? pvclock_read_flags+0x160/0x160
[  321.122251]  ? lapic_next_event+0x5a/0x90
[  321.126395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.131929]  ? kvm_clock_read+0x18/0x30
[  321.135903]  ? kvm_sched_clock_read+0x9/0x20
[  321.140306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.145838]  ? check_preemption_disabled+0x48/0x280
[  321.150851]  irq_exit+0x17f/0x1c0
[  321.154303]  smp_apic_timer_interrupt+0x1cb/0x760
[  321.159140]  ? smp_reschedule_interrupt+0x109/0x650
[  321.164155]  ? smp_call_function_single_interrupt+0x650/0x650
[  321.170037]  ? interrupt_entry+0xb5/0xc0
[  321.174093]  ? trace_hardirqs_off_caller+0xbb/0x310
[  321.179105]  ? trace_hardirqs_off_caller+0xbb/0x310
[  321.184116]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.188974]  ? trace_hardirqs_on_caller+0x310/0x310
[  321.194009]  ? trace_hardirqs_on_caller+0x310/0x310
[  321.199037]  ? task_prio+0x50/0x50
[  321.202574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.208108]  ? check_preemption_disabled+0x48/0x280
[  321.213127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.217968]  apic_timer_interrupt+0xf/0x20
[  321.222190]  </IRQ>
[  321.224423] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  321.229351] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  321.248247] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  321.255948] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  321.263212] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  321.270476] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  321.277738] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  321.284999] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  321.292301]  skb_clone+0x1bb/0x500
[  321.295838]  ? finish_task_switch+0x2f4/0x910
[  321.300327]  ? skb_split+0x11e0/0x11e0
[  321.304210]  ? preempt_notifier_register+0x200/0x200
[  321.309305]  ? __switch_to_asm+0x34/0x70
[  321.313359]  ? __switch_to_asm+0x34/0x70
[  321.317414]  ? __switch_to_asm+0x40/0x70
[  321.321464]  ? __switch_to_asm+0x34/0x70
[  321.325517]  ? __switch_to_asm+0x40/0x70
[  321.329567]  ? __switch_to_asm+0x34/0x70
[  321.333617]  ? __switch_to_asm+0x40/0x70
[  321.337671]  ? __switch_to_asm+0x34/0x70
[  321.341724]  ? __switch_to_asm+0x34/0x70
[  321.345779]  ? __switch_to_asm+0x40/0x70
[  321.349835]  ? __switch_to_asm+0x34/0x70
[  321.353893]  bpf_clone_redirect+0xb9/0x490
[  321.358124]  ? __schedule+0x8d7/0x21d0
[  321.362020]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  321.367037]  ? __sched_text_start+0x8/0x8
[  321.371177]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  321.375937]  ? find_held_lock+0x36/0x1c0
[  321.379996]  ? lock_acquire+0x1ed/0x520
[  321.383967]  ? bpf_test_run+0x3cb/0x780
[  321.387933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.393471]  ? check_preemption_disabled+0x48/0x280
[  321.398489]  ? kasan_check_read+0x11/0x20
[  321.402632]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  321.407905]  ? rcu_softirq_qs+0x20/0x20
[  321.411873]  ? preempt_schedule+0x4d/0x60
[  321.416024]  ? ___preempt_schedule+0x16/0x18
[  321.420431]  ? bpf_test_run+0x25d/0x780
[  321.424413]  ? netlink_diag_dump+0x2a0/0x2a0
[  321.428818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.434352]  ? bpf_test_init.isra.10+0x70/0x100
[  321.439030]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  321.443795]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  321.448632]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  321.454162]  ? fput+0x130/0x1a0
[  321.457435]  ? __bpf_prog_get+0x9b/0x290
[  321.461498]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  321.466335]  ? bpf_prog_test_run+0x130/0x1a0
[  321.470740]  ? __x64_sys_bpf+0x3d8/0x520
[  321.474799]  ? bpf_prog_get+0x20/0x20
[  321.478615]  ? do_syscall_64+0x1b9/0x820
[  321.482670]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  321.488036]  ? syscall_return_slowpath+0x5e0/0x5e0
[  321.492963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.497802]  ? trace_hardirqs_on_caller+0x310/0x310
[  321.502812]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  321.507823]  ? prepare_exit_to_usermode+0x291/0x3b0
[  321.512840]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.517682]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  321.523056] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  321.523083] rcu: INFO: rcu_preempt self-detected stall on CPU
[  321.529197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  321.535275] rcu: 	1-...!: (100 ticks this GP) idle=0ea/1/0x4000000000000004 softirq=10160/10160 fqs=9 
[  321.544387] Call Trace:
[  321.544392]  <IRQ>
[  321.544411]  dump_stack+0x244/0x39d
[  321.544429]  ? dump_stack_print_info.cold.1+0x20/0x20
[  321.544455]  warn_alloc.cold.116+0xb7/0x1bd
[  321.544470]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  321.544488]  ? lock_downgrade+0x900/0x900
[  321.554070] rcu: 	 (t=10729 jiffies g=10345 q=32)
[  321.556654]  ? trace_hardirqs_off+0xb8/0x310
[  321.558784] rcu: rcu_preempt kthread starved for 9717 jiffies! g10345 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  321.562392]  ? trace_hardirqs_off+0xb8/0x310
[  321.567552] rcu: RCU grace-period kthread stack dump:
[  321.571866]  __alloc_pages_slowpath+0x26e8/0x2e10
[  321.576678] rcu_preempt     R  running task    22696    10      2 0x80000000
[  321.580836]  ? warn_alloc+0x120/0x120
[  321.585632] Call Trace:
[  321.590029]  ? print_usage_bug+0xc0/0xc0
[  321.600406]  __schedule+0x8cf/0x21d0
[  321.604790]  ? warn_alloc+0x120/0x120
[  321.609965]  ? __sched_text_start+0x8/0x8
[  321.614784]  ? warn_alloc+0x120/0x120
[  321.621950]  ? add_timer_on+0xa20/0xa20
[  321.625725]  ? print_usage_bug+0xc0/0xc0
[  321.628292]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  321.632331]  ? print_usage_bug+0xc0/0xc0
[  321.636024]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  321.639806]  ? __lock_acquire+0x62f/0x4c20
[  321.643931]  ? trace_hardirqs_on+0xbd/0x310
[  321.647709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.651661]  ? kasan_check_read+0x11/0x20
[  321.655700]  ? should_fail+0x22d/0xd01
[  321.660779]  ? prepare_to_swait_event+0x25a/0x800
[  321.664820]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.669900]  ? trace_hardirqs_off_caller+0x310/0x310
[  321.674114]  ? __lock_acquire+0x62f/0x4c20
[  321.678415]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  321.683933]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.688058]  schedule+0xfe/0x460
[  321.691923]  ? __lock_acquire+0x62f/0x4c20
[  321.696746]  ? __schedule+0x21d0/0x21d0
[  321.701822]  ? should_fail+0x22d/0xd01
[  321.706905]  ? prepare_to_swait_event+0x25a/0x800
[  321.711118]  ? find_held_lock+0x36/0x1c0
[  321.716205]  ? __init_swait_queue_head+0x150/0x150
[  321.721287]  ? mark_held_locks+0x130/0x130
[  321.724628]  ? __lockdep_init_map+0x105/0x590
[  321.728841]  ? mark_held_locks+0x130/0x130
[  321.732794]  ? lockdep_init_map+0x9/0x10
[  321.736658]  ? zap_class+0x640/0x640
[  321.741499]  schedule_timeout+0x140/0x260
[  321.745536]  ? zap_class+0x640/0x640
[  321.750444]  ? usleep_range+0x1a0/0x1a0
[  321.754657]  ? print_usage_bug+0xc0/0xc0
[  321.759131]  ? __next_timer_interrupt+0x1a0/0x1a0
[  321.763337]  ? do_raw_spin_unlock+0xa7/0x330
[  321.763352]  ? zap_class+0x640/0x640
[  321.767406]  rcu_gp_fqs_loop+0x762/0xa80
[  321.771107]  ? print_usage_bug+0xc0/0xc0
[  321.775238]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  321.778929]  ? wq_watchdog_touch+0x9c/0xfe
[  321.782886]  ? trace_hardirqs_off_caller+0x310/0x310
[  321.786928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.791849]  ? perf_trace_sched_process_exec+0x860/0x860
[  321.796240]  ? check_preemption_disabled+0x48/0x280
[  321.799929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.803972]  ? __lock_is_held+0xb5/0x140
[  321.808023]  ? rcu_gp_init+0x90b/0x1260
[  321.812763]  __alloc_pages_nodemask+0xa80/0xde0
[  321.816983]  ? __switch_to_asm+0x34/0x70
[  321.822061]  ? zap_class+0x640/0x640
[  321.827582]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  321.833010]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  321.838003]  ? __switch_to_asm+0x40/0x70
[  321.843523]  ? find_held_lock+0x36/0x1c0
[  321.847560]  ? zap_class+0x640/0x640
[  321.851517]  ? ____cache_alloc_node+0x1c7/0x1e0
[  321.856158]  ? find_held_lock+0x36/0x1c0
[  321.860196]  ? lock_downgrade+0x900/0x900
[  321.863886]  ? zap_class+0x640/0x640
[  321.868636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.873637]  ? __lock_is_held+0xb5/0x140
[  321.877676]  cache_grow_begin+0xa5/0x8c0
[  321.881718]  ? __lock_is_held+0xb5/0x140
[  321.885409]  ? do_raw_spin_unlock+0xa7/0x330
[  321.890056]  ? zap_class+0x640/0x640
[  321.894101]  fallback_alloc+0x204/0x2e0
[  321.898226]  ? rcu_accelerate_cbs+0x10a/0xae0
[  321.901923]  ____cache_alloc_node+0x1c7/0x1e0
[  321.907445]  ? find_held_lock+0x36/0x1c0
[  321.911483]  kmem_cache_alloc_node+0xe3/0x730
[  321.915529]  ? rcu_gp_kthread+0x8cf/0xc70
[  321.919564]  ? ipv6_get_ifaddr+0x42e/0x620
[  321.923950]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.927657]  __alloc_skb+0x119/0x770
[  321.931602]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.936077]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  321.940549]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  321.944585]  ? netdev_alloc_frag+0x1f0/0x1f0
[  321.949061]  ? trace_hardirqs_on+0xbd/0x310
[  321.953186]  ? lock_downgrade+0x900/0x900
[  321.957401]  ? kasan_check_read+0x11/0x20
[  321.961878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.965569]  ? trace_hardirqs_off_caller+0x310/0x310
[  321.970041]  ? refcount_sub_and_test_checked+0x203/0x310
[  321.975412]  ? perf_trace_sched_process_exec+0x860/0x860
[  321.979983]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  321.984371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.988672]  ? addrconf_rs_timer+0x690/0x690
[  321.992807]  rcu_gp_kthread+0x341/0xc70
[  321.996934]  ndisc_alloc_skb+0x144/0x340
[  322.002446]  ? rcu_gp_init+0x1260/0x1260
[  322.007526]  ndisc_send_rs+0x331/0x6e0
[  322.012979]  ? mark_held_locks+0x130/0x130
[  322.018418]  addrconf_rs_timer+0x314/0x690
[  322.023844]  ? __schedule+0x168a/0x21d0
[  322.029358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.033746]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.037705]  call_timer_fn+0x272/0x920
[  322.041746]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  322.045783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.049650]  ? trace_hardirqs_on+0xbd/0x310
[  322.053859]  ? process_timeout+0x40/0x40
[  322.058072]  ? kasan_check_read+0x11/0x20
[  322.062041]  ? mark_held_locks+0xc7/0x130
[  322.066247]  ? __schedule+0x168a/0x21d0
[  322.070721]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.074589]  ? trace_hardirqs_off_caller+0x310/0x310
[  322.079148]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.083358]  ? lock_pin_lock+0x350/0x350
[  322.087676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.091724]  ? _raw_spin_unlock_irq+0x60/0x80
[  322.095845]  ? lockdep_hardirqs_on+0x296/0x5b0
[  322.099976]  ? __schedule+0x168a/0x21d0
[  322.103929]  ? trace_hardirqs_on+0xbd/0x310
[  322.108401]  ? __switch_to_asm+0x40/0x70
[  322.113485]  ? kasan_check_read+0x11/0x20
[  322.117961]  ? __switch_to_asm+0x40/0x70
[  322.121997]  ? __run_timers+0x7da/0xc70
[  322.126217]  ? show_schedstat+0x721/0xf30
[  322.130689]  ? trace_hardirqs_off_caller+0x310/0x310
[  322.135256]  ? __sched_text_start+0x8/0x8
[  322.139211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.143515]  ? find_held_lock+0x36/0x1c0
[  322.147552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.151716]  ? __kthread_parkme+0xce/0x1a0
[  322.155740]  __run_timers+0x7e5/0xc70
[  322.159694]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  322.163824]  ? timer_fixup_init+0x70/0x70
[  322.168898]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  322.173024]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  322.177235]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  322.181274]  ? zap_class+0x640/0x640
[  322.185485]  ? trace_hardirqs_on+0xbd/0x310
[  322.189701]  ? print_usage_bug+0xc0/0xc0
[  322.193479]  ? kasan_check_read+0x11/0x20
[  322.198649]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  322.202772]  ? __kthread_parkme+0xce/0x1a0
[  322.207853]  ? find_held_lock+0x36/0x1c0
[  322.212846]  ? trace_hardirqs_off_caller+0x310/0x310
[  322.217407]  ? zap_class+0x640/0x640
[  322.221106]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  322.225400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.229440]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.233909]  ? check_preemption_disabled+0x48/0x280
[  322.239076]  ? __kthread_parkme+0xfb/0x1a0
[  322.243291]  ? __lock_is_held+0xb5/0x140
[  322.247331]  ? rcu_gp_init+0x1260/0x1260
[  322.252416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.256108]  kthread+0x35a/0x440
[  322.261191]  ? check_preemption_disabled+0x48/0x280
[  322.266706]  ? kthread_stop+0x900/0x900
[  322.272226]  run_timer_softirq+0x52/0xb0
[  322.277304]  ret_from_fork+0x3a/0x50
[  322.281515]  ? rcu_read_lock_sched_held+0x14f/0x180
[  322.285565] NMI backtrace for cpu 1
[  322.289596]  __do_softirq+0x308/0xb7e
[  322.327517]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  322.332007]  ? lock_downgrade+0x900/0x900
[  322.336155]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  322.341264]  ? pvclock_read_flags+0x160/0x160
[  322.345754]  ? lapic_next_event+0x5a/0x90
[  322.349898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.355448]  ? kvm_clock_read+0x18/0x30
[  322.359416]  ? kvm_sched_clock_read+0x9/0x20
[  322.363821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.369356]  ? check_preemption_disabled+0x48/0x280
[  322.374376]  irq_exit+0x17f/0x1c0
[  322.377822]  smp_apic_timer_interrupt+0x1cb/0x760
[  322.382656]  ? smp_call_function_single_interrupt+0x650/0x650
[  322.388531]  ? interrupt_entry+0xb5/0xc0
[  322.392589]  ? trace_hardirqs_off_caller+0xbb/0x310
[  322.397595]  ? trace_hardirqs_off_caller+0xbb/0x310
[  322.402604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.407439]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.412448]  ? trace_hardirqs_on_caller+0x310/0x310
[  322.417458]  ? task_prio+0x50/0x50
[  322.420991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.426539]  ? check_preemption_disabled+0x48/0x280
[  322.431558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.436397]  apic_timer_interrupt+0xf/0x20
[  322.440617]  </IRQ>
[  322.442848] RIP: 0010:write_comp_data+0x1b/0x70
[  322.447515] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  322.466406] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  322.474110] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  322.481376] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  322.488635] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  322.495896] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  322.503165] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  322.510445]  ? do_shrink_slab+0x1c5/0xd30
[  322.514592]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.519946]  do_shrink_slab+0x1c5/0xd30
[  322.523939]  ? lock_acquire+0x1ed/0x520
[  322.527916]  ? snapshot_refaults+0x290/0x290
[  322.532330]  ? lock_release+0xa00/0xa00
[  322.536306]  ? perf_trace_sched_process_exec+0x860/0x860
[  322.541758]  ? down_read_trylock+0xda/0x140
[  322.546073]  ? shrink_slab+0x207/0x8c0
[  322.549955]  ? downgrade_write+0x270/0x270
[  322.554209]  shrink_slab+0x389/0x8c0
[  322.557921]  ? shrink_active_list+0x1f00/0x1f00
[  322.562590]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  322.568208]  ? kasan_check_read+0x11/0x20
[  322.572347]  ? do_raw_spin_unlock+0xa7/0x330
[  322.576753]  ? ___preempt_schedule+0x16/0x18
[  322.581694]  ? _raw_spin_unlock+0x3f/0x50
[  322.585958]  shrink_node+0x431/0x16b0
[  322.589752]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  322.595043]  ? shrink_node_memcg+0x18f0/0x18f0
[  322.599615]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  322.604191]  ? trace_hardirqs_on+0xbd/0x310
[  322.608507]  ? vmpressure+0x271/0x340
[  322.612308]  ? do_raw_spin_trylock+0x270/0x270
[  322.616892]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  322.622430]  ? __cpuset_node_allowed+0x19b/0x660
[  322.627188]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  322.632892]  ? vmpressure+0x1a2/0x340
[  322.636696]  do_try_to_free_pages+0x3e7/0x1290
[  322.641271]  ? zap_class+0x640/0x640
[  322.644992]  ? shrink_node+0x16b0/0x16b0
[  322.649048]  ? __lock_is_held+0xb5/0x140
[  322.653117]  try_to_free_pages+0x4d0/0xb90
[  322.657348]  ? do_try_to_free_pages+0x1290/0x1290
[  322.662195]  ? lock_acquire+0x1ed/0x520
[  322.666166]  ? set_page_refcounted+0x280/0x280
[  322.670745]  ? lock_release+0xa00/0xa00
[  322.674712]  ? _raw_spin_unlock_irq+0x60/0x80
[  322.679202]  ? psi_memstall_enter+0x240/0x2b0
[  322.683693]  ? psi_memstall_tick+0x230/0x230
[  322.688107]  __alloc_pages_slowpath+0xa14/0x2e10
[  322.692884]  ? warn_alloc+0x120/0x120
[  322.696684]  ? mark_held_locks+0x130/0x130
[  322.700924]  ? find_get_entry+0xaae/0x1120
[  322.705168]  ? filemap_map_pages+0x1a20/0x1a20
[  322.709750]  ? zap_class+0x640/0x640
[  322.713461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.718990]  ? check_preemption_disabled+0x48/0x280
[  322.723998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.729527]  ? should_fail+0x22d/0xd01
[  322.733415]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.738513]  ? zap_class+0x640/0x640
[  322.742244]  ? __lock_is_held+0xb5/0x140
[  322.746570]  ? mark_held_locks+0x130/0x130
[  322.750797]  ? lock_release+0xa00/0xa00
[  322.754766]  ? perf_trace_sched_process_exec+0x860/0x860
[  322.760218]  ? xa_load+0x2ba/0x460
[  322.763753]  ? lock_downgrade+0x900/0x900
[  322.767905]  ? __might_sleep+0x95/0x190
[  322.771876]  __alloc_pages_nodemask+0xa80/0xde0
[  322.776551]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  322.781562]  ? __page_cache_alloc+0x191/0x5c0
[  322.786053]  ? xa_load+0x2e1/0x460
[  322.789588]  ? xa_clear_mark+0x40/0x40
[  322.793474]  ? zap_class+0x640/0x640
[  322.797191]  ? zap_class+0x640/0x640
[  322.800906]  ? zap_class+0x640/0x640
[  322.804616]  ? __do_page_cache_readahead+0x663/0x810
[  322.809716]  ? find_held_lock+0x36/0x1c0
[  322.813775]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  322.819311]  alloc_pages_current+0x173/0x350
[  322.823719]  __page_cache_alloc+0x38c/0x5c0
[  322.828031]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  322.832957]  ? kasan_check_read+0x11/0x20
[  322.837101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  322.842370]  ? generic_perform_write+0x6a0/0x6a0
[  322.847120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.852658]  ? check_preemption_disabled+0x48/0x280
[  322.857676]  filemap_fault+0x1595/0x25f0
[  322.861742]  ? __lock_page_or_retry+0xa00/0xa00
[  322.866406]  ? mark_held_locks+0x130/0x130
[  322.870640]  ? filemap_map_pages+0xd6b/0x1a20
[  322.875128]  ? lock_downgrade+0x900/0x900
[  322.879272]  ? check_preemption_disabled+0x48/0x280
[  322.884287]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  322.889211]  ? kasan_check_read+0x11/0x20
[  322.893350]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  322.898622]  ? rcu_softirq_qs+0x20/0x20
[  322.902606]  ? filemap_map_pages+0xd92/0x1a20
[  322.907096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.912634]  ? find_get_entries_tag+0x1400/0x1400
[  322.917479]  ? __lock_acquire+0x62f/0x4c20
[  322.921716]  ? lock_acquire+0x1ed/0x520
[  322.925682]  ? ext4_filemap_fault+0x7a/0xad
[  322.930001]  ? lock_release+0xa00/0xa00
[  322.933965]  ? perf_trace_sched_process_exec+0x860/0x860
[  322.939408]  ? print_usage_bug+0xc0/0xc0
[  322.943465]  ? print_usage_bug+0xc0/0xc0
[  322.947528]  ? down_read+0x8d/0x120
[  322.951149]  ? ext4_filemap_fault+0x7a/0xad
[  322.955464]  ? __down_interruptible+0x700/0x700
[  322.960142]  ext4_filemap_fault+0x82/0xad
[  322.964285]  __do_fault+0x100/0x6b0
[  322.967910]  ? pmd_devmap_trans_unstable+0x220/0x220
[  322.973010]  ? mark_held_locks+0x130/0x130
[  322.977238]  ? mark_held_locks+0x130/0x130
[  322.981464]  ? find_held_lock+0x36/0x1c0
[  322.985523]  ? find_held_lock+0x36/0x1c0
[  322.989579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.995111]  __handle_mm_fault+0x3ea0/0x5be0
[  322.999516]  ? poll_select_copy_remaining+0x18c/0x6a0
[  323.004707]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  323.009563]  ? __might_fault+0x12b/0x1e0
[  323.013627]  ? lock_downgrade+0x900/0x900
[  323.017778]  ? zap_class+0x640/0x640
[  323.021488]  ? zap_class+0x640/0x640
[  323.025199]  ? find_held_lock+0x36/0x1c0
[  323.029257]  ? handle_mm_fault+0x42a/0xc70
[  323.033490]  ? lock_downgrade+0x900/0x900
[  323.037647]  ? check_preemption_disabled+0x48/0x280
[  323.042664]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  323.047589]  ? kasan_check_read+0x11/0x20
[  323.051727]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.057001]  ? rcu_softirq_qs+0x20/0x20
[  323.060973]  ? trace_hardirqs_off_caller+0x310/0x310
[  323.066068]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.071596]  ? check_preemption_disabled+0x48/0x280
[  323.076610]  handle_mm_fault+0x54f/0xc70
[  323.080668]  ? __handle_mm_fault+0x5be0/0x5be0
[  323.085245]  ? find_vma+0x34/0x190
[  323.088784]  __do_page_fault+0x5e8/0xe60
[  323.092835]  ? trace_hardirqs_off+0xb8/0x310
[  323.097252]  do_page_fault+0xf2/0x7e0
[  323.101048]  ? vmalloc_sync_all+0x30/0x30
[  323.105191]  ? error_entry+0x70/0xd0
[  323.108900]  ? trace_hardirqs_off_caller+0xbb/0x310
[  323.113907]  ? trace_hardirqs_on_caller+0xc0/0x310
[  323.118828]  ? syscall_return_slowpath+0x5e0/0x5e0
[  323.123759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.128595]  ? trace_hardirqs_on_caller+0x310/0x310
[  323.133602]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  323.139049]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  323.144058]  ? prepare_exit_to_usermode+0x291/0x3b0
[  323.149065]  ? page_fault+0x8/0x30
[  323.152599]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.157439]  ? page_fault+0x8/0x30
[  323.160972]  page_fault+0x1e/0x30
[  323.164416] RIP: 0033:0x7f30b3a05dd3
[  323.168138] Code: Bad RIP value.
[  323.171493] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  323.176878] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  323.184154] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  323.191413] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  323.198676] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  323.205937] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  323.213212] warn_alloc_show_mem: 1 callbacks suppressed
[  323.213221] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  323.213222] Mem-Info:
[  323.213251] active_anon:48525 inactive_anon:197 isolated_anon:0
[  323.213251]  active_file:12 inactive_file:12 isolated_file:0
[  323.213251]  unevictable:0 dirty:0 writeback:0 unstable:0
[  323.213251]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  323.213251]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  323.213251]  free:13677 free_pcp:357 free_cma:0
[  323.218585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  323.225766] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  323.228150] Call Trace:
[  323.261004] 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
[  323.270342]  <IRQ>
[  323.297899] lowmem_reserve[]: 0 2818 6321 6321
[  323.300474]  dump_stack+0x244/0x39d
[  323.326546] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  323.328686]  ? dump_stack_print_info.cold.1+0x20/0x20
[  323.333234] lowmem_reserve[]: 0 0 3503 3503
[  323.336871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.364423] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  323.369608]  ? do_raw_spin_lock+0x14f/0x350
[  323.373895] lowmem_reserve[]: 0 0 0 0
[  323.379423]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[  323.408362] 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
[  323.412675]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  323.416442] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  323.421117]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[  323.434608] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  323.439786]  arch_trigger_cpumask_backtrace+0x14/0x20
[  323.455121] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  323.460376]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  323.474917] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  323.480091]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  323.488895] 268 total pagecache pages
[  323.493286]  ? print_other_cpu_stall+0x160/0x160
[  323.501843] 0 pages in swap cache
[  323.506577]  ? print_usage_bug+0xc0/0xc0
[  323.510352] Swap cache stats: add 0, delete 0, find 0/0
[  323.515093]  ? kasan_check_read+0x11/0x20
[  323.515109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.518529] Free swap  = 0kB
[  323.522575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.527910] Total swap = 0kB
[  323.532046]  ? do_trace_rcu_torture_read+0x10/0x10
[  323.537549] 1965979 pages RAM
[  323.540557]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  323.546070] 0 pages HighMem/MovableOnly
[  323.546077] 342853 pages reserved
[  323.549079]  ? __lock_is_held+0xb5/0x140
[  323.553974] 0 pages cma reserved
[  323.554036] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  323.557076]  ? __rcu_read_lock+0x50/0x50
[  323.562403] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  323.566286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.569716] init cpuset=/ mems_allowed=0
[  323.573768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.612493]  ? check_preemption_disabled+0x48/0x280
[  323.617522]  rcu_check_callbacks+0xf3b/0x13f0
[  323.622018]  ? rcutree_dead_cpu+0x10/0x10
[  323.626162]  ? lock_downgrade+0x900/0x900
[  323.630309]  ? lock_release+0x930/0xa00
[  323.634289]  ? zap_class+0x640/0x640
[  323.637997]  ? zap_class+0x640/0x640
[  323.641707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.647237]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  323.651819]  ? kvm_set_tsc_khz+0x540/0x540
[  323.656047]  ? warn_alloc.cold.116+0xd1/0x1bd
[  323.660543]  ? find_held_lock+0x36/0x1c0
[  323.664620]  ? zap_class+0x640/0x640
[  323.668326]  ? timekeeping_advance+0x3cc/0xc00
[  323.672908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.678438]  ? check_preemption_disabled+0x48/0x280
[  323.683455]  ? trace_hardirqs_off+0xb8/0x310
[  323.687860]  ? __lock_is_held+0xb5/0x140
[  323.691919]  ? trace_hardirqs_on+0x310/0x310
[  323.696409]  ? check_preemption_disabled+0x48/0x280
[  323.701425]  ? raise_softirq+0x199/0x420
[  323.705483]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  323.710147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.715681]  ? check_preemption_disabled+0x48/0x280
[  323.720720]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  323.726264]  ? hrtimer_run_queues+0x9a/0x400
[  323.730673]  ? run_local_timers+0x19b/0x230
[  323.734988]  ? timer_clear_idle+0x90/0x90
[  323.739126]  ? debug_smp_processor_id+0x1c/0x20
[  323.743795]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  323.750275]  ? account_process_tick+0x282/0x350
[  323.754945]  update_process_times+0x2d/0x70
[  323.759268]  tick_sched_handle+0x9f/0x180
[  323.763411]  tick_sched_timer+0x45/0x130
[  323.767467]  __hrtimer_run_queues+0x41c/0x10d0
[  323.772047]  ? tick_sched_do_timer+0x1a0/0x1a0
[  323.776628]  ? hrtimer_start_range_ns+0xe00/0xe00
[  323.781470]  ? pvclock_read_flags+0x160/0x160
[  323.785962]  ? trace_hardirqs_on+0x310/0x310
[  323.790362]  ? zap_class+0x640/0x640
[  323.794074]  ? kvm_clock_read+0x18/0x30
[  323.798041]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  323.803050]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  323.808422]  ? do_timer+0x50/0x50
[  323.811870]  ? rwlock_bug.part.2+0x90/0x90
[  323.816099]  ? trace_hardirqs_on+0x310/0x310
[  323.820501]  ? rcu_softirq_qs+0x20/0x20
[  323.824476]  hrtimer_interrupt+0x313/0x780
[  323.828720]  smp_apic_timer_interrupt+0x1a1/0x760
[  323.833560]  ? smp_call_function_single_interrupt+0x650/0x650
[  323.839439]  ? interrupt_entry+0xb5/0xc0
[  323.843499]  ? trace_hardirqs_off_caller+0xbb/0x310
[  323.848508]  ? ____cache_alloc_node+0x1c7/0x1e0
[  323.853171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.858011]  ? trace_hardirqs_on_caller+0x310/0x310
[  323.863030]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.867874]  apic_timer_interrupt+0xf/0x20
[  323.872101] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  323.877459] Code: 3f 7e 0f 85 32 ff ff ff e8 75 1d 3e ff e9 28 ff ff ff e8 ec 52 c3 ff 48 83 3d f4 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 d2 ac
[  323.896370] RSP: 0018:ffff8801daf07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  323.904082] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10032044161
[  323.911361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  323.918621] RBP: ffff8801daf074c0 R08: ffff880190220b08 R09: 0000000000000002
[  323.925883] R10: 0000000000000000 R11: ffff880190220240 R12: ffff8801d9bee600
[  323.933144] R13: ffff8801d9bee600 R14: 0000000000000000 R15: 0000000000000286
[  323.940410]  ? apic_timer_interrupt+0xa/0x20
[  323.944837]  ? ipv6_get_ifaddr+0x42e/0x620
[  323.949074]  __alloc_skb+0x119/0x770
[  323.952782]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  323.958062]  ? netdev_alloc_frag+0x1f0/0x1f0
[  323.962462]  ? lock_downgrade+0x900/0x900
[  323.966620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.972154]  ? refcount_sub_and_test_checked+0x203/0x310
[  323.977600]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  323.983048]  ? addrconf_rs_timer+0x690/0x690
[  323.987459]  ndisc_alloc_skb+0x144/0x340
[  323.991521]  ndisc_send_rs+0x331/0x6e0
[  323.995410]  addrconf_rs_timer+0x314/0x690
[  323.999649]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.003886]  call_timer_fn+0x272/0x920
[  324.007776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.012013]  ? process_timeout+0x40/0x40
[  324.016078]  ? __run_timers+0x7da/0xc70
[  324.020044]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.024529]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.029017]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.033268]  ? lockdep_hardirqs_on+0x296/0x5b0
[  324.037845]  ? trace_hardirqs_on+0xbd/0x310
[  324.042159]  ? kasan_check_read+0x11/0x20
[  324.046297]  ? __run_timers+0x7da/0xc70
[  324.050265]  ? trace_hardirqs_off_caller+0x310/0x310
[  324.055364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.059599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.063827]  __run_timers+0x7e5/0xc70
[  324.067629]  ? timer_fixup_init+0x70/0x70
[  324.071773]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.076796]  ? zap_class+0x640/0x640
[  324.080506]  ? enqueue_hrtimer+0x1a5/0x560
[  324.084741]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  324.089934]  ? find_held_lock+0x36/0x1c0
[  324.093991]  ? zap_class+0x640/0x640
[  324.097700]  ? pvclock_read_flags+0x160/0x160
[  324.102195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.107725]  ? check_preemption_disabled+0x48/0x280
[  324.112758]  ? __lock_is_held+0xb5/0x140
[  324.116819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.122451]  ? check_preemption_disabled+0x48/0x280
[  324.127466]  run_timer_softirq+0x52/0xb0
[  324.131615]  ? rcu_read_lock_sched_held+0x14f/0x180
[  324.136624]  __do_softirq+0x308/0xb7e
[  324.140421]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  324.144910]  ? lock_downgrade+0x900/0x900
[  324.149142]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  324.154245]  ? pvclock_read_flags+0x160/0x160
[  324.158823]  ? lapic_next_event+0x5a/0x90
[  324.163054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.168589]  ? kvm_clock_read+0x18/0x30
[  324.172559]  ? kvm_sched_clock_read+0x9/0x20
[  324.176963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.182493]  ? check_preemption_disabled+0x48/0x280
[  324.187529]  irq_exit+0x17f/0x1c0
[  324.190977]  smp_apic_timer_interrupt+0x1cb/0x760
[  324.195814]  ? smp_reschedule_interrupt+0x109/0x650
[  324.200834]  ? smp_call_function_single_interrupt+0x650/0x650
[  324.206710]  ? interrupt_entry+0xb5/0xc0
[  324.210773]  ? trace_hardirqs_off_caller+0xbb/0x310
[  324.215792]  ? trace_hardirqs_off_caller+0xbb/0x310
[  324.220820]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.225658]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.230668]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.235676]  ? task_prio+0x50/0x50
[  324.239216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.244746]  ? check_preemption_disabled+0x48/0x280
[  324.249775]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.254619]  apic_timer_interrupt+0xf/0x20
[  324.258843]  </IRQ>
[  324.261075] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  324.265999] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  324.284990] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  324.292690] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  324.299956] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  324.307304] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  324.314564] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  324.321824] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  324.329120]  skb_clone+0x1bb/0x500
[  324.332658]  ? finish_task_switch+0x2f4/0x910
[  324.337150]  ? skb_split+0x11e0/0x11e0
[  324.341033]  ? preempt_notifier_register+0x200/0x200
[  324.346126]  ? __switch_to_asm+0x34/0x70
[  324.350182]  ? __switch_to_asm+0x34/0x70
[  324.354252]  ? __switch_to_asm+0x40/0x70
[  324.358308]  ? __switch_to_asm+0x34/0x70
[  324.362362]  ? __switch_to_asm+0x40/0x70
[  324.366414]  ? __switch_to_asm+0x34/0x70
[  324.370465]  ? __switch_to_asm+0x40/0x70
[  324.374526]  ? __switch_to_asm+0x34/0x70
[  324.378582]  ? __switch_to_asm+0x34/0x70
[  324.382633]  ? __switch_to_asm+0x40/0x70
[  324.386686]  ? __switch_to_asm+0x34/0x70
[  324.390754]  bpf_clone_redirect+0xb9/0x490
[  324.394987]  ? __schedule+0x8d7/0x21d0
[  324.398873]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  324.403885]  ? __sched_text_start+0x8/0x8
[  324.408032]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  324.412793]  ? find_held_lock+0x36/0x1c0
[  324.416856]  ? lock_acquire+0x1ed/0x520
[  324.420827]  ? bpf_test_run+0x3cb/0x780
[  324.424798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.430334]  ? check_preemption_disabled+0x48/0x280
[  324.435350]  ? kasan_check_read+0x11/0x20
[  324.439491]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  324.444771]  ? rcu_softirq_qs+0x20/0x20
[  324.448751]  ? preempt_schedule+0x4d/0x60
[  324.452898]  ? ___preempt_schedule+0x16/0x18
[  324.457307]  ? bpf_test_run+0x25d/0x780
[  324.461285]  ? netlink_diag_dump+0x2a0/0x2a0
[  324.465691]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.471219]  ? bpf_test_init.isra.10+0x70/0x100
[  324.475886]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  324.480648]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  324.485488]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  324.491024]  ? fput+0x130/0x1a0
[  324.494298]  ? __bpf_prog_get+0x9b/0x290
[  324.498355]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  324.503189]  ? bpf_prog_test_run+0x130/0x1a0
[  324.507594]  ? __x64_sys_bpf+0x3d8/0x520
[  324.511662]  ? bpf_prog_get+0x20/0x20
[  324.515475]  ? do_syscall_64+0x1b9/0x820
[  324.519531]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  324.524892]  ? syscall_return_slowpath+0x5e0/0x5e0
[  324.529818]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.534655]  ? trace_hardirqs_on_caller+0x310/0x310
[  324.539664]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  324.544675]  ? prepare_exit_to_usermode+0x291/0x3b0
[  324.549688]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.554530]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  324.559903] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  324.560214] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  324.566046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  324.566054] Call Trace:
[  324.572606] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  324.582358]  <IRQ>
[  324.584928] syz-executor5 cpuset=syz5 mems_allowed=0
[  324.595404]  dump_stack+0x244/0x39d
[  324.606223]  ? dump_stack_print_info.cold.1+0x20/0x20
[  324.611420]  warn_alloc.cold.116+0xb7/0x1bd
[  324.615747]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  324.620586]  ? lock_downgrade+0x900/0x900
[  324.624743]  ? trace_hardirqs_off+0xb8/0x310
[  324.629153]  ? trace_hardirqs_off+0xb8/0x310
[  324.633562]  __alloc_pages_slowpath+0x26e8/0x2e10
[  324.638425]  ? warn_alloc+0x120/0x120
[  324.642220]  ? print_usage_bug+0xc0/0xc0
[  324.646274]  ? warn_alloc+0x120/0x120
[  324.650070]  ? warn_alloc+0x120/0x120
[  324.653864]  ? print_usage_bug+0xc0/0xc0
[  324.657933]  ? kvm_clock_read+0x18/0x30
[  324.661902]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  324.666912]  ? print_usage_bug+0xc0/0xc0
[  324.670967]  ? __lock_acquire+0x62f/0x4c20
[  324.675207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.680757]  ? should_fail+0x22d/0xd01
[  324.684655]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  324.689930]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.695037]  ? __lock_acquire+0x62f/0x4c20
[  324.699273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.704367]  ? __lock_acquire+0x62f/0x4c20
[  324.708591]  ? should_fail+0x22d/0xd01
[  324.712584]  ? rcu_irq_exit+0x1a2/0x390
[  324.716559]  ? mark_held_locks+0x130/0x130
[  324.720789]  ? mark_held_locks+0x130/0x130
[  324.725026]  ? mark_held_locks+0xc7/0x130
[  324.729170]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  324.734177]  ? zap_class+0x640/0x640
[  324.737882]  ? print_usage_bug+0xc0/0xc0
[  324.741941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.747843]  ? check_preemption_disabled+0x48/0x280
[  324.752867]  ? __lock_is_held+0xb5/0x140
[  324.756931]  __alloc_pages_nodemask+0xa80/0xde0
[  324.761598]  ? zap_class+0x640/0x640
[  324.765307]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  324.770328]  ? find_held_lock+0x36/0x1c0
[  324.774395]  ? ____cache_alloc_node+0x1c7/0x1e0
[  324.779060]  ? lock_downgrade+0x900/0x900
[  324.783210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.788745]  cache_grow_begin+0xa5/0x8c0
[  324.792800]  ? do_raw_spin_unlock+0xa7/0x330
[  324.797206]  fallback_alloc+0x204/0x2e0
[  324.801180]  ____cache_alloc_node+0x1c7/0x1e0
[  324.805672]  kmem_cache_alloc_node+0xe3/0x730
[  324.810160]  ? ipv6_get_ifaddr+0x42e/0x620
[  324.814397]  __alloc_skb+0x119/0x770
[  324.818107]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  324.823379]  ? netdev_alloc_frag+0x1f0/0x1f0
[  324.827782]  ? lock_downgrade+0x900/0x900
[  324.831928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.837457]  ? refcount_sub_and_test_checked+0x203/0x310
[  324.842904]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  324.848352]  ? addrconf_rs_timer+0x690/0x690
[  324.852766]  ndisc_alloc_skb+0x144/0x340
[  324.856824]  ndisc_send_rs+0x331/0x6e0
[  324.860719]  addrconf_rs_timer+0x314/0x690
[  324.864950]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.869189]  call_timer_fn+0x272/0x920
[  324.873067]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.877293]  ? process_timeout+0x40/0x40
[  324.881618]  ? mark_held_locks+0xc7/0x130
[  324.885764]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.890249]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.894745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.898974]  ? lockdep_hardirqs_on+0x296/0x5b0
[  324.903552]  ? trace_hardirqs_on+0xbd/0x310
[  324.907870]  ? kasan_check_read+0x11/0x20
[  324.912008]  ? __run_timers+0x7da/0xc70
[  324.915979]  ? trace_hardirqs_off_caller+0x310/0x310
[  324.921083]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.925316]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.929544]  __run_timers+0x7e5/0xc70
[  324.933345]  ? timer_fixup_init+0x70/0x70
[  324.937495]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.942505]  ? zap_class+0x640/0x640
[  324.946215]  ? print_usage_bug+0xc0/0xc0
[  324.950269]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  324.955461]  ? find_held_lock+0x36/0x1c0
[  324.959532]  ? zap_class+0x640/0x640
[  324.963244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.968859]  ? check_preemption_disabled+0x48/0x280
[  324.973879]  ? __lock_is_held+0xb5/0x140
[  324.977936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.983472]  ? check_preemption_disabled+0x48/0x280
[  324.988488]  run_timer_softirq+0x52/0xb0
[  324.992541]  ? rcu_read_lock_sched_held+0x14f/0x180
[  324.997553]  __do_softirq+0x308/0xb7e
[  325.001350]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  325.005836]  ? lock_downgrade+0x900/0x900
[  325.009985]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  325.015092]  ? pvclock_read_flags+0x160/0x160
[  325.019585]  ? lapic_next_event+0x5a/0x90
[  325.023749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.029284]  ? kvm_clock_read+0x18/0x30
[  325.033251]  ? kvm_sched_clock_read+0x9/0x20
[  325.037764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.043298]  ? check_preemption_disabled+0x48/0x280
[  325.048320]  irq_exit+0x17f/0x1c0
[  325.051780]  smp_apic_timer_interrupt+0x1cb/0x760
[  325.056620]  ? smp_call_function_single_interrupt+0x650/0x650
[  325.062499]  ? interrupt_entry+0xb5/0xc0
[  325.066558]  ? trace_hardirqs_off_caller+0xbb/0x310
[  325.071566]  ? trace_hardirqs_off_caller+0xbb/0x310
[  325.076576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.081411]  ? trace_hardirqs_on_caller+0x310/0x310
[  325.086421]  ? trace_hardirqs_on_caller+0x310/0x310
[  325.091429]  ? task_prio+0x50/0x50
[  325.094965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.100494]  ? check_preemption_disabled+0x48/0x280
[  325.105507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.110349]  apic_timer_interrupt+0xf/0x20
[  325.114568]  </IRQ>
[  325.116799] RIP: 0010:write_comp_data+0x1b/0x70
[  325.121466] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  325.140448] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  325.148152] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  325.155413] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  325.162677] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  325.169951] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  325.177212] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  325.184483]  ? do_shrink_slab+0x1c5/0xd30
[  325.188633]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.193989]  do_shrink_slab+0x1c5/0xd30
[  325.197964]  ? lock_acquire+0x1ed/0x520
[  325.201934]  ? snapshot_refaults+0x290/0x290
[  325.206342]  ? lock_release+0xa00/0xa00
[  325.210312]  ? perf_trace_sched_process_exec+0x860/0x860
[  325.215766]  ? down_read_trylock+0xda/0x140
[  325.220076]  ? shrink_slab+0x207/0x8c0
[  325.223957]  ? downgrade_write+0x270/0x270
[  325.228195]  shrink_slab+0x389/0x8c0
[  325.231902]  ? shrink_active_list+0x1f00/0x1f00
[  325.236577]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  325.242210]  ? kasan_check_read+0x11/0x20
[  325.246436]  ? do_raw_spin_unlock+0xa7/0x330
[  325.250841]  ? ___preempt_schedule+0x16/0x18
[  325.255259]  ? _raw_spin_unlock+0x3f/0x50
[  325.259416]  shrink_node+0x431/0x16b0
[  325.263211]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  325.268505]  ? shrink_node_memcg+0x18f0/0x18f0
[  325.273084]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  325.277664]  ? trace_hardirqs_on+0xbd/0x310
[  325.281995]  ? vmpressure+0x271/0x340
[  325.285791]  ? do_raw_spin_trylock+0x270/0x270
[  325.290370]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  325.295903]  ? __cpuset_node_allowed+0x19b/0x660
[  325.300666]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  325.306376]  ? vmpressure+0x1a2/0x340
[  325.310181]  do_try_to_free_pages+0x3e7/0x1290
[  325.314754]  ? zap_class+0x640/0x640
[  325.318474]  ? shrink_node+0x16b0/0x16b0
[  325.322529]  ? __lock_is_held+0xb5/0x140
[  325.326600]  try_to_free_pages+0x4d0/0xb90
[  325.330831]  ? do_try_to_free_pages+0x1290/0x1290
[  325.335687]  ? lock_acquire+0x1ed/0x520
[  325.339653]  ? set_page_refcounted+0x280/0x280
[  325.344413]  ? lock_release+0xa00/0xa00
[  325.348378]  ? _raw_spin_unlock_irq+0x60/0x80
[  325.352866]  ? psi_memstall_enter+0x240/0x2b0
[  325.357359]  ? psi_memstall_tick+0x230/0x230
[  325.361769]  __alloc_pages_slowpath+0xa14/0x2e10
[  325.366542]  ? warn_alloc+0x120/0x120
[  325.370336]  ? mark_held_locks+0x130/0x130
[  325.374567]  ? find_get_entry+0xaae/0x1120
[  325.378802]  ? filemap_map_pages+0x1a20/0x1a20
[  325.383380]  ? zap_class+0x640/0x640
[  325.387093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.392625]  ? check_preemption_disabled+0x48/0x280
[  325.397894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.403424]  ? should_fail+0x22d/0xd01
[  325.407306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.412405]  ? zap_class+0x640/0x640
[  325.416132]  ? __lock_is_held+0xb5/0x140
[  325.420191]  ? mark_held_locks+0x130/0x130
[  325.424419]  ? lock_release+0xa00/0xa00
[  325.428388]  ? perf_trace_sched_process_exec+0x860/0x860
[  325.433830]  ? xa_load+0x2ba/0x460
[  325.437364]  ? lock_downgrade+0x900/0x900
[  325.441510]  ? __might_sleep+0x95/0x190
[  325.445480]  __alloc_pages_nodemask+0xa80/0xde0
[  325.450146]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  325.455159]  ? __page_cache_alloc+0x191/0x5c0
[  325.459644]  ? xa_load+0x2e1/0x460
[  325.463190]  ? xa_clear_mark+0x40/0x40
[  325.467071]  ? zap_class+0x640/0x640
[  325.470784]  ? zap_class+0x640/0x640
[  325.474490]  ? zap_class+0x640/0x640
[  325.478197]  ? __do_page_cache_readahead+0x663/0x810
[  325.483301]  ? find_held_lock+0x36/0x1c0
[  325.487358]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  325.492895]  alloc_pages_current+0x173/0x350
[  325.497306]  __page_cache_alloc+0x38c/0x5c0
[  325.501647]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  325.506580]  ? kasan_check_read+0x11/0x20
[  325.510719]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  325.515992]  ? generic_perform_write+0x6a0/0x6a0
[  325.520742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.526272]  ? check_preemption_disabled+0x48/0x280
[  325.531287]  filemap_fault+0x1595/0x25f0
[  325.535353]  ? __lock_page_or_retry+0xa00/0xa00
[  325.540015]  ? mark_held_locks+0x130/0x130
[  325.544251]  ? filemap_map_pages+0xd6b/0x1a20
[  325.548743]  ? lock_downgrade+0x900/0x900
[  325.552886]  ? check_preemption_disabled+0x48/0x280
[  325.557903]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  325.562828]  ? kasan_check_read+0x11/0x20
[  325.566968]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  325.572236]  ? rcu_softirq_qs+0x20/0x20
[  325.576216]  ? filemap_map_pages+0xd92/0x1a20
[  325.580710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.586255]  ? find_get_entries_tag+0x1400/0x1400
[  325.591099]  ? __lock_acquire+0x62f/0x4c20
[  325.595339]  ? lock_acquire+0x1ed/0x520
[  325.599310]  ? ext4_filemap_fault+0x7a/0xad
[  325.603633]  ? lock_release+0xa00/0xa00
[  325.607607]  ? perf_trace_sched_process_exec+0x860/0x860
[  325.613050]  ? print_usage_bug+0xc0/0xc0
[  325.617107]  ? print_usage_bug+0xc0/0xc0
[  325.621175]  ? down_read+0x8d/0x120
[  325.624799]  ? ext4_filemap_fault+0x7a/0xad
[  325.629118]  ? __down_interruptible+0x700/0x700
[  325.633792]  ext4_filemap_fault+0x82/0xad
[  325.637938]  __do_fault+0x100/0x6b0
[  325.641560]  ? pmd_devmap_trans_unstable+0x220/0x220
[  325.646664]  ? mark_held_locks+0x130/0x130
[  325.650894]  ? mark_held_locks+0x130/0x130
[  325.655126]  ? find_held_lock+0x36/0x1c0
[  325.659186]  ? find_held_lock+0x36/0x1c0
[  325.663242]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.668782]  __handle_mm_fault+0x3ea0/0x5be0
[  325.673183]  ? poll_select_copy_remaining+0x18c/0x6a0
[  325.678376]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  325.683218]  ? __might_fault+0x12b/0x1e0
[  325.687277]  ? lock_downgrade+0x900/0x900
[  325.691432]  ? zap_class+0x640/0x640
[  325.695140]  ? zap_class+0x640/0x640
[  325.698853]  ? find_held_lock+0x36/0x1c0
[  325.702918]  ? handle_mm_fault+0x42a/0xc70
[  325.707147]  ? lock_downgrade+0x900/0x900
[  325.711292]  ? check_preemption_disabled+0x48/0x280
[  325.716305]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  325.721226]  ? kasan_check_read+0x11/0x20
[  325.725368]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  325.730642]  ? rcu_softirq_qs+0x20/0x20
[  325.734628]  ? trace_hardirqs_off_caller+0x310/0x310
[  325.739738]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.745271]  ? check_preemption_disabled+0x48/0x280
[  325.750296]  handle_mm_fault+0x54f/0xc70
[  325.754352]  ? __handle_mm_fault+0x5be0/0x5be0
[  325.758936]  ? find_vma+0x34/0x190
[  325.762477]  __do_page_fault+0x5e8/0xe60
[  325.766531]  ? trace_hardirqs_off+0xb8/0x310
[  325.770944]  do_page_fault+0xf2/0x7e0
[  325.774743]  ? vmalloc_sync_all+0x30/0x30
[  325.778891]  ? error_entry+0x70/0xd0
[  325.782601]  ? trace_hardirqs_off_caller+0xbb/0x310
[  325.787615]  ? trace_hardirqs_on_caller+0xc0/0x310
[  325.792548]  ? syscall_return_slowpath+0x5e0/0x5e0
[  325.797473]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.802311]  ? trace_hardirqs_on_caller+0x310/0x310
[  325.807321]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  325.812768]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  325.817784]  ? prepare_exit_to_usermode+0x291/0x3b0
[  325.822794]  ? page_fault+0x8/0x30
[  325.826332]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.831175]  ? page_fault+0x8/0x30
[  325.834710]  page_fault+0x1e/0x30
[  325.838155] RIP: 0033:0x7f30b3a05dd3
[  325.841875] Code: Bad RIP value.
[  325.845237] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  325.850591] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  325.857862] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  325.865126] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  325.872389] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  325.879653] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  325.886935] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  325.886937] Mem-Info:
[  325.886966] active_anon:48525 inactive_anon:197 isolated_anon:0
[  325.886966]  active_file:12 inactive_file:12 isolated_file:0
[  325.886966]  unevictable:0 dirty:0 writeback:0 unstable:0
[  325.886966]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  325.886966]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  325.886966]  free:13677 free_pcp:357 free_cma:0
[  325.894120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  325.896547] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  325.929383] Call Trace:
[  325.938716] 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
[  325.966203]  <IRQ>
[  325.968764] lowmem_reserve[]: 0 2818 6321 6321
[  325.994860]  dump_stack+0x244/0x39d
[  325.996982] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  326.001553]  ? dump_stack_print_info.cold.1+0x20/0x20
[  326.005161] lowmem_reserve[]: 0 0 3503 3503
[  326.032742]  warn_alloc.cold.116+0xb7/0x1bd
[  326.037894] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  326.042206]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  326.046497] lowmem_reserve[]: 0 0 0 0
[  326.075458]  ? lock_downgrade+0x900/0x900
[  326.080272] 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
[  326.084068]  ? trace_hardirqs_off+0xb8/0x310
[  326.088182] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  326.101696]  ? trace_hardirqs_off+0xb8/0x310
[  326.106074] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  326.121424]  __alloc_pages_slowpath+0x26e8/0x2e10
[  326.125808] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  326.140379]  ? warn_alloc+0x120/0x120
[  326.145172] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  326.153997]  ? print_usage_bug+0xc0/0xc0
[  326.157766] 268 total pagecache pages
[  326.166325]  ? warn_alloc+0x120/0x120
[  326.170366] 0 pages in swap cache
[  326.174150]  ? warn_alloc+0x120/0x120
[  326.177933] Swap cache stats: add 0, delete 0, find 0/0
[  326.181372]  ? print_usage_bug+0xc0/0xc0
[  326.185140] Free swap  = 0kB
[  326.190488]  ? kvm_clock_read+0x18/0x30
[  326.194517] Total swap = 0kB
[  326.197522]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  326.201555] 1965979 pages RAM
[  326.204560]  ? print_usage_bug+0xc0/0xc0
[  326.209546] 0 pages HighMem/MovableOnly
[  326.212638]  ? __lock_acquire+0x62f/0x4c20
[  326.216665] 342853 pages reserved
[  326.216672] 0 pages cma reserved
[  326.220633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.224891] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  326.228272]  ? should_fail+0x22d/0xd01
[  326.228284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  326.228302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  326.231691] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  326.237162]  ? __lock_acquire+0x62f/0x4c20
[  326.243723] init cpuset=/ mems_allowed=0
[  326.247607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  326.280975]  ? __lock_acquire+0x62f/0x4c20
[  326.285206]  ? should_fail+0x22d/0xd01
[  326.289083]  ? rcu_irq_exit+0x1a2/0x390
[  326.293237]  ? mark_held_locks+0x130/0x130
[  326.297471]  ? mark_held_locks+0x130/0x130
[  326.301703]  ? mark_held_locks+0xc7/0x130
[  326.305849]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  326.310858]  ? zap_class+0x640/0x640
[  326.314565]  ? print_usage_bug+0xc0/0xc0
[  326.318632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.324163]  ? check_preemption_disabled+0x48/0x280
[  326.329182]  ? __lock_is_held+0xb5/0x140
[  326.333244]  __alloc_pages_nodemask+0xa80/0xde0
[  326.337906]  ? zap_class+0x640/0x640
[  326.341621]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  326.346715]  ? find_held_lock+0x36/0x1c0
[  326.350778]  ? ____cache_alloc_node+0x1c7/0x1e0
[  326.355440]  ? lock_downgrade+0x900/0x900
[  326.359594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.365128]  cache_grow_begin+0xa5/0x8c0
[  326.369180]  ? do_raw_spin_unlock+0xa7/0x330
[  326.373600]  fallback_alloc+0x204/0x2e0
[  326.377583]  ____cache_alloc_node+0x1c7/0x1e0
[  326.382077]  kmem_cache_alloc_node+0xe3/0x730
[  326.386565]  ? ipv6_get_ifaddr+0x42e/0x620
[  326.390812]  __alloc_skb+0x119/0x770
[  326.394518]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  326.399792]  ? netdev_alloc_frag+0x1f0/0x1f0
[  326.404197]  ? lock_downgrade+0x900/0x900
[  326.408349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.413878]  ? refcount_sub_and_test_checked+0x203/0x310
[  326.419325]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  326.424776]  ? addrconf_rs_timer+0x690/0x690
[  326.429188]  ndisc_alloc_skb+0x144/0x340
[  326.433245]  ndisc_send_rs+0x331/0x6e0
[  326.437135]  addrconf_rs_timer+0x314/0x690
[  326.441368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.445614]  call_timer_fn+0x272/0x920
[  326.449496]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.453729]  ? process_timeout+0x40/0x40
[  326.457789]  ? __run_timers+0x7da/0xc70
[  326.461762]  ? _raw_spin_unlock_irq+0x27/0x80
[  326.466251]  ? _raw_spin_unlock_irq+0x27/0x80
[  326.470742]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.474970]  ? lockdep_hardirqs_on+0x296/0x5b0
[  326.479549]  ? trace_hardirqs_on+0xbd/0x310
[  326.483883]  ? kasan_check_read+0x11/0x20
[  326.488026]  ? __run_timers+0x7da/0xc70
[  326.491993]  ? trace_hardirqs_off_caller+0x310/0x310
[  326.497095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.501334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  326.505558]  __run_timers+0x7e5/0xc70
[  326.509368]  ? timer_fixup_init+0x70/0x70
[  326.513602]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  326.518614]  ? zap_class+0x640/0x640
[  326.522327]  ? enqueue_hrtimer+0x1a5/0x560
[  326.526554]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  326.531749]  ? find_held_lock+0x36/0x1c0
[  326.535809]  ? zap_class+0x640/0x640
[  326.539521]  ? pvclock_read_flags+0x160/0x160
[  326.544014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.549550]  ? check_preemption_disabled+0x48/0x280
[  326.554577]  ? __lock_is_held+0xb5/0x140
[  326.558640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.564172]  ? check_preemption_disabled+0x48/0x280
[  326.569187]  run_timer_softirq+0x52/0xb0
[  326.573241]  ? rcu_read_lock_sched_held+0x14f/0x180
[  326.578250]  __do_softirq+0x308/0xb7e
[  326.582307]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  326.586807]  ? lock_downgrade+0x900/0x900
[  326.590954]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  326.596060]  ? pvclock_read_flags+0x160/0x160
[  326.600552]  ? lapic_next_event+0x5a/0x90
[  326.604706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.610241]  ? kvm_clock_read+0x18/0x30
[  326.614210]  ? kvm_sched_clock_read+0x9/0x20
[  326.618616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.624145]  ? check_preemption_disabled+0x48/0x280
[  326.629161]  irq_exit+0x17f/0x1c0
[  326.632609]  smp_apic_timer_interrupt+0x1cb/0x760
[  326.637446]  ? smp_reschedule_interrupt+0x109/0x650
[  326.642455]  ? smp_call_function_single_interrupt+0x650/0x650
[  326.648339]  ? interrupt_entry+0xb5/0xc0
[  326.652399]  ? trace_hardirqs_off_caller+0xbb/0x310
[  326.657411]  ? trace_hardirqs_off_caller+0xbb/0x310
[  326.662421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.667255]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.672267]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.677277]  ? task_prio+0x50/0x50
[  326.680819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.686349]  ? check_preemption_disabled+0x48/0x280
[  326.691362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.696205]  apic_timer_interrupt+0xf/0x20
[  326.700427]  </IRQ>
[  326.702658] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  326.707581] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  326.726473] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  326.734174] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  326.741433] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  326.749235] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  326.756497] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  326.763763] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  326.771071]  skb_clone+0x1bb/0x500
[  326.774608]  ? finish_task_switch+0x2f4/0x910
[  326.779097]  ? skb_split+0x11e0/0x11e0
[  326.783090]  ? preempt_notifier_register+0x200/0x200
[  326.788189]  ? __switch_to_asm+0x34/0x70
[  326.792245]  ? __switch_to_asm+0x34/0x70
[  326.796302]  ? __switch_to_asm+0x40/0x70
[  326.800696]  ? __switch_to_asm+0x34/0x70
[  326.804752]  ? __switch_to_asm+0x40/0x70
[  326.808807]  ? __switch_to_asm+0x34/0x70
[  326.812861]  ? __switch_to_asm+0x40/0x70
[  326.816913]  ? __switch_to_asm+0x34/0x70
[  326.820968]  ? __switch_to_asm+0x34/0x70
[  326.825019]  ? __switch_to_asm+0x40/0x70
[  326.829074]  ? __switch_to_asm+0x34/0x70
[  326.833132]  bpf_clone_redirect+0xb9/0x490
[  326.837361]  ? __schedule+0x8d7/0x21d0
[  326.841247]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  326.846258]  ? __sched_text_start+0x8/0x8
[  326.850402]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  326.855163]  ? find_held_lock+0x36/0x1c0
[  326.859223]  ? lock_acquire+0x1ed/0x520
[  326.863190]  ? bpf_test_run+0x3cb/0x780
[  326.867160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  326.872692]  ? check_preemption_disabled+0x48/0x280
[  326.877712]  ? kasan_check_read+0x11/0x20
[  326.881855]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  326.887128]  ? rcu_softirq_qs+0x20/0x20
[  326.891098]  ? preempt_schedule+0x4d/0x60
[  326.895238]  ? ___preempt_schedule+0x16/0x18
[  326.899649]  ? bpf_test_run+0x25d/0x780
[  326.903640]  ? netlink_diag_dump+0x2a0/0x2a0
[  326.908060]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.913593]  ? bpf_test_init.isra.10+0x70/0x100
[  326.918260]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  326.923020]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  326.927855]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  326.933390]  ? fput+0x130/0x1a0
[  326.936665]  ? __bpf_prog_get+0x9b/0x290
[  326.940723]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  326.945559]  ? bpf_prog_test_run+0x130/0x1a0
[  326.949966]  ? __x64_sys_bpf+0x3d8/0x520
[  326.954021]  ? bpf_prog_get+0x20/0x20
[  326.957831]  ? do_syscall_64+0x1b9/0x820
[  326.961889]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  326.967249]  ? syscall_return_slowpath+0x5e0/0x5e0
[  326.972170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.977008]  ? trace_hardirqs_on_caller+0x310/0x310
[  326.982021]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  326.987033]  ? prepare_exit_to_usermode+0x291/0x3b0
[  326.992051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.996891]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  327.002263] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  327.002327] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  327.008404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  327.008409] Call Trace:
[  327.008414]  <IRQ>
[  327.008429]  dump_stack+0x244/0x39d
[  327.008447]  ? dump_stack_print_info.cold.1+0x20/0x20
[  327.015555] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  327.024263]  warn_alloc.cold.116+0xb7/0x1bd
[  327.026811] syz-executor5 cpuset=syz5 mems_allowed=0
[  327.028950]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  327.062396]  ? lock_downgrade+0x900/0x900
[  327.066551]  ? trace_hardirqs_off+0xb8/0x310
[  327.070963]  ? trace_hardirqs_off+0xb8/0x310
[  327.075372]  __alloc_pages_slowpath+0x26e8/0x2e10
[  327.080236]  ? warn_alloc+0x120/0x120
[  327.084032]  ? print_usage_bug+0xc0/0xc0
[  327.088090]  ? warn_alloc+0x120/0x120
[  327.091886]  ? warn_alloc+0x120/0x120
[  327.095681]  ? print_usage_bug+0xc0/0xc0
[  327.099741]  ? print_usage_bug+0xc0/0xc0
[  327.103803]  ? __lock_acquire+0x62f/0x4c20
[  327.108038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.113570]  ? should_fail+0x22d/0xd01
[  327.117456]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  327.122554]  ? __lock_acquire+0x62f/0x4c20
[  327.126789]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  327.131884]  ? __lock_acquire+0x62f/0x4c20
[  327.136110]  ? should_fail+0x22d/0xd01
[  327.139997]  ? find_held_lock+0x36/0x1c0
[  327.144057]  ? mark_held_locks+0x130/0x130
[  327.148293]  ? mark_held_locks+0x130/0x130
[  327.152526]  ? zap_class+0x640/0x640
[  327.156233]  ? zap_class+0x640/0x640
[  327.159941]  ? print_usage_bug+0xc0/0xc0
[  327.163992]  ? do_raw_spin_unlock+0xa7/0x330
[  327.168395]  ? zap_class+0x640/0x640
[  327.172100]  ? print_usage_bug+0xc0/0xc0
[  327.176152]  ? wq_watchdog_touch+0x9c/0xfe
[  327.180381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.185911]  ? check_preemption_disabled+0x48/0x280
[  327.190932]  ? __lock_is_held+0xb5/0x140
[  327.194989]  __alloc_pages_nodemask+0xa80/0xde0
[  327.199651]  ? zap_class+0x640/0x640
[  327.203361]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  327.208380]  ? find_held_lock+0x36/0x1c0
[  327.212446]  ? ____cache_alloc_node+0x1c7/0x1e0
[  327.217107]  ? lock_downgrade+0x900/0x900
[  327.221355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.226889]  cache_grow_begin+0xa5/0x8c0
[  327.230941]  ? do_raw_spin_unlock+0xa7/0x330
[  327.235347]  fallback_alloc+0x204/0x2e0
[  327.239320]  ____cache_alloc_node+0x1c7/0x1e0
[  327.243815]  kmem_cache_alloc_node+0xe3/0x730
[  327.248307]  ? ipv6_get_ifaddr+0x42e/0x620
[  327.252546]  __alloc_skb+0x119/0x770
[  327.256253]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  327.261530]  ? netdev_alloc_frag+0x1f0/0x1f0
[  327.265935]  ? lock_downgrade+0x900/0x900
[  327.270083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.275618]  ? refcount_sub_and_test_checked+0x203/0x310
[  327.281064]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  327.286529]  ? addrconf_rs_timer+0x690/0x690
[  327.290946]  ndisc_alloc_skb+0x144/0x340
[  327.295008]  ndisc_send_rs+0x331/0x6e0
[  327.298893]  addrconf_rs_timer+0x314/0x690
[  327.303130]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.307367]  call_timer_fn+0x272/0x920
[  327.311250]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.315481]  ? process_timeout+0x40/0x40
[  327.319564]  ? mark_held_locks+0xc7/0x130
[  327.323706]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.328192]  ? _raw_spin_unlock_irq+0x27/0x80
[  327.332685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.336915]  ? lockdep_hardirqs_on+0x296/0x5b0
[  327.341500]  ? trace_hardirqs_on+0xbd/0x310
[  327.345818]  ? kasan_check_read+0x11/0x20
[  327.349960]  ? __run_timers+0x7da/0xc70
[  327.353930]  ? trace_hardirqs_off_caller+0x310/0x310
[  327.359036]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  327.363263]  __run_timers+0x7e5/0xc70
[  327.367065]  ? timer_fixup_init+0x70/0x70
[  327.371210]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  327.376219]  ? zap_class+0x640/0x640
[  327.379932]  ? print_usage_bug+0xc0/0xc0
[  327.383986]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  327.389178]  ? find_held_lock+0x36/0x1c0
[  327.393237]  ? zap_class+0x640/0x640
[  327.396948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.402481]  ? check_preemption_disabled+0x48/0x280
[  327.407514]  ? __lock_is_held+0xb5/0x140
[  327.411569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.417099]  ? check_preemption_disabled+0x48/0x280
[  327.422113]  run_timer_softirq+0x52/0xb0
[  327.426178]  ? rcu_read_lock_sched_held+0x14f/0x180
[  327.431191]  __do_softirq+0x308/0xb7e
[  327.435001]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  327.439497]  ? lock_downgrade+0x900/0x900
[  327.443641]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  327.448747]  ? pvclock_read_flags+0x160/0x160
[  327.453237]  ? lapic_next_event+0x5a/0x90
[  327.457380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.462916]  ? kvm_clock_read+0x18/0x30
[  327.466882]  ? kvm_sched_clock_read+0x9/0x20
[  327.471291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.476823]  ? check_preemption_disabled+0x48/0x280
[  327.481845]  irq_exit+0x17f/0x1c0
[  327.485293]  smp_apic_timer_interrupt+0x1cb/0x760
[  327.490130]  ? smp_call_function_single_interrupt+0x650/0x650
[  327.496010]  ? interrupt_entry+0xb5/0xc0
[  327.500066]  ? trace_hardirqs_off_caller+0xbb/0x310
[  327.505074]  ? trace_hardirqs_off_caller+0xbb/0x310
[  327.510087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.514923]  ? trace_hardirqs_on_caller+0x310/0x310
[  327.519941]  ? trace_hardirqs_on_caller+0x310/0x310
[  327.524956]  ? task_prio+0x50/0x50
[  327.528595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.534139]  ? check_preemption_disabled+0x48/0x280
[  327.539157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  327.543998]  apic_timer_interrupt+0xf/0x20
[  327.548221]  </IRQ>
[  327.550451] RIP: 0010:write_comp_data+0x1b/0x70
[  327.555126] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  327.574018] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  327.581723] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  327.588991] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  327.596251] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  327.603725] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  327.610997] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  327.618273]  ? do_shrink_slab+0x1c5/0xd30
[  327.622423]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.627778]  do_shrink_slab+0x1c5/0xd30
[  327.631753]  ? lock_acquire+0x1ed/0x520
[  327.635729]  ? snapshot_refaults+0x290/0x290
[  327.640129]  ? lock_release+0xa00/0xa00
[  327.644102]  ? perf_trace_sched_process_exec+0x860/0x860
[  327.649558]  ? down_read_trylock+0xda/0x140
[  327.653873]  ? shrink_slab+0x207/0x8c0
[  327.657757]  ? downgrade_write+0x270/0x270
[  327.661997]  shrink_slab+0x389/0x8c0
[  327.665704]  ? shrink_active_list+0x1f00/0x1f00
[  327.670379]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  327.676003]  ? kasan_check_read+0x11/0x20
[  327.680143]  ? do_raw_spin_unlock+0xa7/0x330
[  327.684552]  ? ___preempt_schedule+0x16/0x18
[  327.688962]  ? _raw_spin_unlock+0x3f/0x50
[  327.693114]  shrink_node+0x431/0x16b0
[  327.696906]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  327.702195]  ? shrink_node_memcg+0x18f0/0x18f0
[  327.706768]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  327.711346]  ? trace_hardirqs_on+0xbd/0x310
[  327.715664]  ? vmpressure+0x271/0x340
[  327.719469]  ? do_raw_spin_trylock+0x270/0x270
[  327.724053]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  327.729583]  ? __cpuset_node_allowed+0x19b/0x660
[  327.734368]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  327.740076]  ? vmpressure+0x1a2/0x340
[  327.743877]  do_try_to_free_pages+0x3e7/0x1290
[  327.748451]  ? zap_class+0x640/0x640
[  327.752185]  ? shrink_node+0x16b0/0x16b0
[  327.756242]  ? __lock_is_held+0xb5/0x140
[  327.760309]  try_to_free_pages+0x4d0/0xb90
[  327.764545]  ? do_try_to_free_pages+0x1290/0x1290
[  327.769392]  ? lock_acquire+0x1ed/0x520
[  327.773358]  ? set_page_refcounted+0x280/0x280
[  327.777941]  ? lock_release+0xa00/0xa00
[  327.781912]  ? _raw_spin_unlock_irq+0x60/0x80
[  327.786406]  ? psi_memstall_enter+0x240/0x2b0
[  327.790893]  ? psi_memstall_tick+0x230/0x230
[  327.795308]  __alloc_pages_slowpath+0xa14/0x2e10
[  327.800166]  ? warn_alloc+0x120/0x120
[  327.803957]  ? mark_held_locks+0x130/0x130
[  327.808191]  ? find_get_entry+0xaae/0x1120
[  327.812424]  ? filemap_map_pages+0x1a20/0x1a20
[  327.817015]  ? zap_class+0x640/0x640
[  327.820744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  327.826275]  ? check_preemption_disabled+0x48/0x280
[  327.831284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.836819]  ? should_fail+0x22d/0xd01
[  327.840710]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  327.845808]  ? zap_class+0x640/0x640
[  327.849539]  ? __lock_is_held+0xb5/0x140
[  327.853598]  ? mark_held_locks+0x130/0x130
[  327.857827]  ? lock_release+0xa00/0xa00
[  327.861797]  ? perf_trace_sched_process_exec+0x860/0x860
[  327.867240]  ? xa_load+0x2ba/0x460
[  327.870776]  ? lock_downgrade+0x900/0x900
[  327.875721]  ? __might_sleep+0x95/0x190
[  327.879696]  __alloc_pages_nodemask+0xa80/0xde0
[  327.884381]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  327.889399]  ? __page_cache_alloc+0x191/0x5c0
[  327.893890]  ? xa_load+0x2e1/0x460
[  327.897424]  ? xa_clear_mark+0x40/0x40
[  327.901314]  ? zap_class+0x640/0x640
[  327.905027]  ? zap_class+0x640/0x640
[  327.908732]  ? zap_class+0x640/0x640
[  327.912452]  ? __do_page_cache_readahead+0x663/0x810
[  327.917551]  ? find_held_lock+0x36/0x1c0
[  327.921609]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  327.927149]  alloc_pages_current+0x173/0x350
[  327.931558]  __page_cache_alloc+0x38c/0x5c0
[  327.935869]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  327.940794]  ? kasan_check_read+0x11/0x20
[  327.944951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  327.950224]  ? generic_perform_write+0x6a0/0x6a0
[  327.954973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  327.960503]  ? check_preemption_disabled+0x48/0x280
[  327.965518]  filemap_fault+0x1595/0x25f0
[  327.969584]  ? __lock_page_or_retry+0xa00/0xa00
[  327.974255]  ? mark_held_locks+0x130/0x130
[  327.978492]  ? filemap_map_pages+0xd6b/0x1a20
[  327.982981]  ? lock_downgrade+0x900/0x900
[  327.987134]  ? check_preemption_disabled+0x48/0x280
[  327.992147]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  327.997073]  ? kasan_check_read+0x11/0x20
[  328.001224]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  328.006498]  ? rcu_softirq_qs+0x20/0x20
[  328.010477]  ? filemap_map_pages+0xd92/0x1a20
[  328.015057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.020593]  ? find_get_entries_tag+0x1400/0x1400
[  328.025444]  ? __lock_acquire+0x62f/0x4c20
[  328.029701]  ? lock_acquire+0x1ed/0x520
[  328.033671]  ? ext4_filemap_fault+0x7a/0xad
[  328.038003]  ? lock_release+0xa00/0xa00
[  328.041968]  ? perf_trace_sched_process_exec+0x860/0x860
[  328.047411]  ? print_usage_bug+0xc0/0xc0
[  328.051473]  ? print_usage_bug+0xc0/0xc0
[  328.055535]  ? down_read+0x8d/0x120
[  328.059157]  ? ext4_filemap_fault+0x7a/0xad
[  328.063475]  ? __down_interruptible+0x700/0x700
[  328.068146]  ext4_filemap_fault+0x82/0xad
[  328.072286]  __do_fault+0x100/0x6b0
[  328.076019]  ? pmd_devmap_trans_unstable+0x220/0x220
[  328.081117]  ? mark_held_locks+0x130/0x130
[  328.085351]  ? mark_held_locks+0x130/0x130
[  328.089582]  ? find_held_lock+0x36/0x1c0
[  328.093642]  ? find_held_lock+0x36/0x1c0
[  328.097702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.103238]  __handle_mm_fault+0x3ea0/0x5be0
[  328.107644]  ? poll_select_copy_remaining+0x18c/0x6a0
[  328.112839]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  328.117688]  ? __might_fault+0x12b/0x1e0
[  328.121742]  ? lock_downgrade+0x900/0x900
[  328.125894]  ? zap_class+0x640/0x640
[  328.129599]  ? zap_class+0x640/0x640
[  328.133310]  ? find_held_lock+0x36/0x1c0
[  328.137370]  ? handle_mm_fault+0x42a/0xc70
[  328.141596]  ? lock_downgrade+0x900/0x900
[  328.145734]  ? check_preemption_disabled+0x48/0x280
[  328.150745]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  328.155665]  ? kasan_check_read+0x11/0x20
[  328.159808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  328.165251]  ? rcu_softirq_qs+0x20/0x20
[  328.169220]  ? trace_hardirqs_off_caller+0x310/0x310
[  328.174317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.179849]  ? check_preemption_disabled+0x48/0x280
[  328.184865]  handle_mm_fault+0x54f/0xc70
[  328.188921]  ? __handle_mm_fault+0x5be0/0x5be0
[  328.193500]  ? find_vma+0x34/0x190
[  328.197040]  __do_page_fault+0x5e8/0xe60
[  328.201093]  ? trace_hardirqs_off+0xb8/0x310
[  328.205503]  do_page_fault+0xf2/0x7e0
[  328.209296]  ? vmalloc_sync_all+0x30/0x30
[  328.213612]  ? error_entry+0x70/0xd0
[  328.217319]  ? trace_hardirqs_off_caller+0xbb/0x310
[  328.222326]  ? trace_hardirqs_on_caller+0xc0/0x310
[  328.227252]  ? syscall_return_slowpath+0x5e0/0x5e0
[  328.232172]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  328.237011]  ? trace_hardirqs_on_caller+0x310/0x310
[  328.242018]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  328.247463]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  328.252477]  ? prepare_exit_to_usermode+0x291/0x3b0
[  328.257495]  ? page_fault+0x8/0x30
[  328.261035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  328.265876]  ? page_fault+0x8/0x30
[  328.269416]  page_fault+0x1e/0x30
[  328.272863] RIP: 0033:0x7f30b3a05dd3
[  328.276584] Code: Bad RIP value.
[  328.279943] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  328.285298] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  328.292568] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  328.299840] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  328.307101] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  328.314367] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  328.321650] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  328.321654] warn_alloc_show_mem: 1 callbacks suppressed
[  328.321661] Mem-Info:
[  328.328836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  328.334208] active_anon:48525 inactive_anon:197 isolated_anon:0
[  328.334208]  active_file:12 inactive_file:12 isolated_file:0
[  328.334208]  unevictable:0 dirty:0 writeback:0 unstable:0
[  328.334208]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  328.334208]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  328.334208]  free:13677 free_pcp:357 free_cma:0
[  328.336579] Call Trace:
[  328.345952] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  328.378788]  <IRQ>
[  328.381352] 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
[  328.409022]  dump_stack+0x244/0x39d
[  328.411140] lowmem_reserve[]: 0 2818 6321 6321
[  328.437239]  ? dump_stack_print_info.cold.1+0x20/0x20
[  328.440835] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  328.445431]  warn_alloc.cold.116+0xb7/0x1bd
[  328.450584] lowmem_reserve[]: 0 0 3503 3503
[  328.478161]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  328.482449] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  328.486760]  ? lock_downgrade+0x900/0x900
[  328.491573] lowmem_reserve[]: 0 0 0 0
[  328.520538]  ? trace_hardirqs_off+0xb8/0x310
[  328.524652] 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
[  328.528443]  ? trace_hardirqs_off+0xb8/0x310
[  328.532820] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  328.546334]  __alloc_pages_slowpath+0x26e8/0x2e10
[  328.550707] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  328.566065]  ? warn_alloc+0x120/0x120
[  328.570865] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  328.585676]  ? warn_alloc+0x120/0x120
[  328.589453] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  328.598273]  ? warn_alloc+0x120/0x120
[  328.602044] 268 total pagecache pages
[  328.610599]  ? __bpf_trace_xdp_cpumap_enqueue+0x40/0x40
[  328.610617]  ? print_usage_bug+0xc0/0xc0
[  328.614400] 0 pages in swap cache
[  328.618177]  ? is_bpf_text_address+0xac/0x170
[  328.623514] Swap cache stats: add 0, delete 0, find 0/0
[  328.627560]  ? print_usage_bug+0xc0/0xc0
[  328.630983] Free swap  = 0kB
[  328.635465]  ? kasan_check_read+0x11/0x20
[  328.640793] Total swap = 0kB
[  328.640800] 1965979 pages RAM
[  328.644849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  328.647834] 0 pages HighMem/MovableOnly
[  328.651967]  ? should_fail+0x22d/0xd01
[  328.654956] 342853 pages reserved
[  328.658052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.663557] 0 pages cma reserved
[  328.667517]  ? __lock_acquire+0x62f/0x4c20
[  328.671433] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  328.674819]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  328.679969] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  328.683248]  ? __lock_acquire+0x62f/0x4c20
[  328.687450] init cpuset=/ mems_allowed=0
[  328.693920]  ? should_fail+0x22d/0xd01
[  328.693943]  ? mark_held_locks+0x130/0x130
[  328.725046]  ? mark_held_locks+0x130/0x130
[  328.729276]  ? try_to_wake_up+0x11c/0x1490
[  328.733507]  ? zap_class+0x640/0x640
[  328.737213]  ? print_usage_bug+0xc0/0xc0
[  328.741266]  ? trace_hardirqs_off+0xb8/0x310
[  328.746187]  ? kasan_check_read+0x11/0x20
[  328.750342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.755880]  ? check_preemption_disabled+0x48/0x280
[  328.760899]  ? __lock_is_held+0xb5/0x140
[  328.764960]  __alloc_pages_nodemask+0xa80/0xde0
[  328.769623]  ? zap_class+0x640/0x640
[  328.773335]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  328.778390]  ? find_held_lock+0x36/0x1c0
[  328.782456]  ? ____cache_alloc_node+0x1c7/0x1e0
[  328.787120]  ? lock_downgrade+0x900/0x900
[  328.791275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.796810]  cache_grow_begin+0xa5/0x8c0
[  328.800863]  ? do_raw_spin_unlock+0xa7/0x330
[  328.805276]  fallback_alloc+0x204/0x2e0
[  328.809264]  ____cache_alloc_node+0x1c7/0x1e0
[  328.813756]  kmem_cache_alloc_node+0xe3/0x730
[  328.818248]  ? ipv6_get_ifaddr+0x42e/0x620
[  328.822486]  __alloc_skb+0x119/0x770
[  328.826191]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  328.831477]  ? netdev_alloc_frag+0x1f0/0x1f0
[  328.835880]  ? lock_downgrade+0x900/0x900
[  328.840031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.845562]  ? refcount_sub_and_test_checked+0x203/0x310
[  328.851009]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  328.856454]  ? addrconf_rs_timer+0x690/0x690
[  328.860864]  ndisc_alloc_skb+0x144/0x340
[  328.864921]  ndisc_send_rs+0x331/0x6e0
[  328.868810]  addrconf_rs_timer+0x314/0x690
[  328.873043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.877279]  call_timer_fn+0x272/0x920
[  328.881161]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.885391]  ? process_timeout+0x40/0x40
[  328.889451]  ? __run_timers+0x7da/0xc70
[  328.893421]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.897906]  ? _raw_spin_unlock_irq+0x27/0x80
[  328.902396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.906627]  ? lockdep_hardirqs_on+0x296/0x5b0
[  328.911206]  ? trace_hardirqs_on+0xbd/0x310
[  328.915521]  ? kasan_check_read+0x11/0x20
[  328.919662]  ? __run_timers+0x7da/0xc70
[  328.923635]  ? trace_hardirqs_off_caller+0x310/0x310
[  328.928745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  328.932974]  __run_timers+0x7e5/0xc70
[  328.936775]  ? timer_fixup_init+0x70/0x70
[  328.940918]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  328.945929]  ? zap_class+0x640/0x640
[  328.949645]  ? enqueue_hrtimer+0x1a5/0x560
[  328.953875]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  328.959062]  ? find_held_lock+0x36/0x1c0
[  328.963130]  ? zap_class+0x640/0x640
[  328.966855]  ? pvclock_read_flags+0x160/0x160
[  328.971356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.976888]  ? check_preemption_disabled+0x48/0x280
[  328.981906]  ? __lock_is_held+0xb5/0x140
[  328.985962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  328.991505]  ? check_preemption_disabled+0x48/0x280
[  328.996521]  run_timer_softirq+0x52/0xb0
[  329.000578]  ? rcu_read_lock_sched_held+0x14f/0x180
[  329.005600]  __do_softirq+0x308/0xb7e
[  329.009398]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  329.013889]  ? lock_downgrade+0x900/0x900
[  329.018036]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  329.023140]  ? pvclock_read_flags+0x160/0x160
[  329.027631]  ? lapic_next_event+0x5a/0x90
[  329.031787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.037325]  ? kvm_clock_read+0x18/0x30
[  329.041300]  ? kvm_sched_clock_read+0x9/0x20
[  329.045711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.051240]  ? check_preemption_disabled+0x48/0x280
[  329.056256]  irq_exit+0x17f/0x1c0
[  329.059705]  smp_apic_timer_interrupt+0x1cb/0x760
[  329.064539]  ? smp_reschedule_interrupt+0x109/0x650
[  329.069552]  ? smp_call_function_single_interrupt+0x650/0x650
[  329.075428]  ? interrupt_entry+0xb5/0xc0
[  329.079488]  ? trace_hardirqs_off_caller+0xbb/0x310
[  329.084496]  ? trace_hardirqs_off_caller+0xbb/0x310
[  329.089506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.094351]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.099370]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.104378]  ? task_prio+0x50/0x50
[  329.107913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.113443]  ? check_preemption_disabled+0x48/0x280
[  329.118469]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.123315]  apic_timer_interrupt+0xf/0x20
[  329.127557]  </IRQ>
[  329.129791] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  329.134714] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  329.153609] RSP: 0018:ffff88019022f738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  329.161310] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  329.168581] RDX: 0000000000000000 RSI: ffff880190220ac0 RDI: 0000000000000286
[  329.175840] RBP: ffff88019022f7a0 R08: ffff880190220240 R09: 0000000000000000
[  329.183103] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  329.190374] R13: ffff8801d9bee600 R14: ffff8801d9bee600 R15: 0000000000480020
[  329.197670]  skb_clone+0x1bb/0x500
[  329.201205]  ? finish_task_switch+0x2f4/0x910
[  329.205693]  ? skb_split+0x11e0/0x11e0
[  329.209576]  ? preempt_notifier_register+0x200/0x200
[  329.214672]  ? __switch_to_asm+0x34/0x70
[  329.218728]  ? __switch_to_asm+0x34/0x70
[  329.222781]  ? __switch_to_asm+0x40/0x70
[  329.226832]  ? __switch_to_asm+0x34/0x70
[  329.230899]  ? __switch_to_asm+0x40/0x70
[  329.234953]  ? __switch_to_asm+0x34/0x70
[  329.239003]  ? __switch_to_asm+0x40/0x70
[  329.243052]  ? __switch_to_asm+0x34/0x70
[  329.247108]  ? __switch_to_asm+0x34/0x70
[  329.251159]  ? __switch_to_asm+0x40/0x70
[  329.255211]  ? __switch_to_asm+0x34/0x70
[  329.259267]  bpf_clone_redirect+0xb9/0x490
[  329.263499]  ? __schedule+0x8d7/0x21d0
[  329.267389]  bpf_prog_bebbfe2050753572+0x2ee/0x1000
[  329.272418]  ? __sched_text_start+0x8/0x8
[  329.276558]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  329.281317]  ? find_held_lock+0x36/0x1c0
[  329.285388]  ? lock_acquire+0x1ed/0x520
[  329.289355]  ? bpf_test_run+0x3cb/0x780
[  329.293331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.298861]  ? check_preemption_disabled+0x48/0x280
[  329.303878]  ? kasan_check_read+0x11/0x20
[  329.308017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  329.313290]  ? rcu_softirq_qs+0x20/0x20
[  329.317269]  ? preempt_schedule+0x4d/0x60
[  329.321414]  ? ___preempt_schedule+0x16/0x18
[  329.325832]  ? bpf_test_run+0x25d/0x780
[  329.329809]  ? netlink_diag_dump+0x2a0/0x2a0
[  329.334213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.339742]  ? bpf_test_init.isra.10+0x70/0x100
[  329.344411]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  329.349171]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  329.354019]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  329.359550]  ? fput+0x130/0x1a0
[  329.362827]  ? __bpf_prog_get+0x9b/0x290
[  329.366883]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  329.371826]  ? bpf_prog_test_run+0x130/0x1a0
[  329.376233]  ? __x64_sys_bpf+0x3d8/0x520
[  329.380286]  ? bpf_prog_get+0x20/0x20
[  329.384103]  ? do_syscall_64+0x1b9/0x820
[  329.388157]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  329.393516]  ? syscall_return_slowpath+0x5e0/0x5e0
[  329.398439]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.403276]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.408285]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  329.413300]  ? prepare_exit_to_usermode+0x291/0x3b0
[  329.418340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.423184]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  329.428557] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  329.428620] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  329.434702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  329.434709] Call Trace:
[  329.441263] syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  329.450518]  <IRQ>
[  329.453254] syz-executor5 cpuset=syz5 mems_allowed=0
[  329.463722]  dump_stack+0x244/0x39d
[  329.474544]  ? dump_stack_print_info.cold.1+0x20/0x20
[  329.479745]  warn_alloc.cold.116+0xb7/0x1bd
[  329.484060]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  329.488898]  ? lock_downgrade+0x900/0x900
[  329.493046]  ? trace_hardirqs_off+0xb8/0x310
[  329.497458]  ? trace_hardirqs_off+0xb8/0x310
[  329.501867]  __alloc_pages_slowpath+0x26e8/0x2e10
[  329.506725]  ? warn_alloc+0x120/0x120
[  329.510521]  ? print_usage_bug+0xc0/0xc0
[  329.514587]  ? warn_alloc+0x120/0x120
[  329.518384]  ? warn_alloc+0x120/0x120
[  329.522183]  ? print_usage_bug+0xc0/0xc0
[  329.526239]  ? kvm_clock_read+0x18/0x30
[  329.530209]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  329.535217]  ? print_usage_bug+0xc0/0xc0
[  329.539275]  ? __lock_acquire+0x62f/0x4c20
[  329.543518]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.549051]  ? should_fail+0x22d/0xd01
[  329.552932]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  329.558203]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  329.563322]  ? __lock_acquire+0x62f/0x4c20
[  329.567560]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  329.572654]  ? __lock_acquire+0x62f/0x4c20
[  329.576884]  ? should_fail+0x22d/0xd01
[  329.580762]  ? rcu_irq_exit+0x1a2/0x390
[  329.584736]  ? mark_held_locks+0x130/0x130
[  329.588973]  ? mark_held_locks+0x130/0x130
[  329.593209]  ? mark_held_locks+0xc7/0x130
[  329.597353]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  329.602366]  ? zap_class+0x640/0x640
[  329.606079]  ? print_usage_bug+0xc0/0xc0
[  329.610142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.615672]  ? check_preemption_disabled+0x48/0x280
[  329.620693]  ? __lock_is_held+0xb5/0x140
[  329.624751]  __alloc_pages_nodemask+0xa80/0xde0
[  329.629414]  ? zap_class+0x640/0x640
[  329.633124]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  329.638146]  ? find_held_lock+0x36/0x1c0
[  329.642213]  ? ____cache_alloc_node+0x1c7/0x1e0
[  329.646879]  ? lock_downgrade+0x900/0x900
[  329.651026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.656567]  cache_grow_begin+0xa5/0x8c0
[  329.660623]  ? do_raw_spin_unlock+0xa7/0x330
[  329.665030]  fallback_alloc+0x204/0x2e0
[  329.669001]  ____cache_alloc_node+0x1c7/0x1e0
[  329.673502]  kmem_cache_alloc_node+0xe3/0x730
[  329.677991]  ? ipv6_get_ifaddr+0x42e/0x620
[  329.682228]  __alloc_skb+0x119/0x770
[  329.685934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  329.691209]  ? netdev_alloc_frag+0x1f0/0x1f0
[  329.695610]  ? lock_downgrade+0x900/0x900
[  329.699761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.705297]  ? refcount_sub_and_test_checked+0x203/0x310
[  329.710742]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  329.716188]  ? addrconf_rs_timer+0x690/0x690
[  329.720615]  ndisc_alloc_skb+0x144/0x340
[  329.724677]  ndisc_send_rs+0x331/0x6e0
[  329.728566]  addrconf_rs_timer+0x314/0x690
[  329.732799]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.737036]  call_timer_fn+0x272/0x920
[  329.740914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.745145]  ? process_timeout+0x40/0x40
[  329.749207]  ? mark_held_locks+0xc7/0x130
[  329.753350]  ? _raw_spin_unlock_irq+0x27/0x80
[  329.757837]  ? _raw_spin_unlock_irq+0x27/0x80
[  329.762323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.766562]  ? lockdep_hardirqs_on+0x296/0x5b0
[  329.771141]  ? trace_hardirqs_on+0xbd/0x310
[  329.775454]  ? kasan_check_read+0x11/0x20
[  329.779595]  ? __run_timers+0x7da/0xc70
[  329.783569]  ? trace_hardirqs_off_caller+0x310/0x310
[  329.788671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.792982]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  329.797207]  __run_timers+0x7e5/0xc70
[  329.801009]  ? timer_fixup_init+0x70/0x70
[  329.805155]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  329.810168]  ? zap_class+0x640/0x640
[  329.813878]  ? print_usage_bug+0xc0/0xc0
[  329.817933]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  329.823123]  ? find_held_lock+0x36/0x1c0
[  329.827180]  ? zap_class+0x640/0x640
[  329.830890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.836426]  ? check_preemption_disabled+0x48/0x280
[  329.841445]  ? __lock_is_held+0xb5/0x140
[  329.845505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.851040]  ? check_preemption_disabled+0x48/0x280
[  329.856055]  run_timer_softirq+0x52/0xb0
[  329.860113]  ? rcu_read_lock_sched_held+0x14f/0x180
[  329.865122]  __do_softirq+0x308/0xb7e
[  329.868917]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  329.873403]  ? lock_downgrade+0x900/0x900
[  329.877550]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  329.882651]  ? pvclock_read_flags+0x160/0x160
[  329.887140]  ? lapic_next_event+0x5a/0x90
[  329.891293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.896827]  ? kvm_clock_read+0x18/0x30
[  329.900792]  ? kvm_sched_clock_read+0x9/0x20
[  329.905195]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  329.910731]  ? check_preemption_disabled+0x48/0x280
[  329.915752]  irq_exit+0x17f/0x1c0
[  329.919205]  smp_apic_timer_interrupt+0x1cb/0x760
[  329.924040]  ? smp_call_function_single_interrupt+0x650/0x650
[  329.929917]  ? interrupt_entry+0xb5/0xc0
[  329.933972]  ? trace_hardirqs_off_caller+0xbb/0x310
[  329.938983]  ? trace_hardirqs_off_caller+0xbb/0x310
[  329.943997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.948835]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.953842]  ? trace_hardirqs_on_caller+0x310/0x310
[  329.958850]  ? task_prio+0x50/0x50
[  329.962389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  329.967919]  ? check_preemption_disabled+0x48/0x280
[  329.972933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  329.977778]  apic_timer_interrupt+0xf/0x20
[  329.982001]  </IRQ>
[  329.984230] RIP: 0010:write_comp_data+0x1b/0x70
[  329.988898] Code: ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 4c 8b 04 25 40 ee 01 00 65 8b 05 6c 63 82 7e a9 00 01 1f 00 75 51 <41> 8b 80 d8 12 00 00 83 f8 03 75 45 49 8b 80 e0 12 00 00 45 8b 80
[  330.007790] RSP: 0000:ffff8801d9a5e0d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  330.015490] RAX: 0000000080000000 RBX: fffffffffffffffe RCX: ffffffff81a68f65
[  330.022755] RDX: fffffffffffffffe RSI: 0000000000000000 RDI: 0000000000000007
[  330.030016] RBP: ffff8801d9a5e0d8 R08: ffff8801d9a50040 R09: ffffed003b5c5b67
[  330.037364] R10: 0000000000000005 R11: ffff8801dae2db3b R12: ffff8801d9a5e3b0
[  330.044623] R13: ffff8801d1ebeb38 R14: fffffffffffffffe R15: ffff8801d1ebeb38
[  330.051897]  ? do_shrink_slab+0x1c5/0xd30
[  330.056050]  __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.061410]  do_shrink_slab+0x1c5/0xd30
[  330.065383]  ? lock_acquire+0x1ed/0x520
[  330.069352]  ? snapshot_refaults+0x290/0x290
[  330.073757]  ? lock_release+0xa00/0xa00
[  330.077728]  ? perf_trace_sched_process_exec+0x860/0x860
[  330.083180]  ? down_read_trylock+0xda/0x140
[  330.087491]  ? shrink_slab+0x207/0x8c0
[  330.091380]  ? downgrade_write+0x270/0x270
[  330.095619]  shrink_slab+0x389/0x8c0
[  330.099326]  ? shrink_active_list+0x1f00/0x1f00
[  330.104000]  ? unregister_memcg_shrinker.isra.44+0x50/0x50
[  330.109631]  ? kasan_check_read+0x11/0x20
[  330.113774]  ? do_raw_spin_unlock+0xa7/0x330
[  330.118181]  ? ___preempt_schedule+0x16/0x18
[  330.122595]  ? _raw_spin_unlock+0x3f/0x50
[  330.126741]  shrink_node+0x431/0x16b0
[  330.130539]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  330.135831]  ? shrink_node_memcg+0x18f0/0x18f0
[  330.140410]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  330.144987]  ? trace_hardirqs_on+0xbd/0x310
[  330.149302]  ? vmpressure+0x271/0x340
[  330.153102]  ? do_raw_spin_trylock+0x270/0x270
[  330.157684]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  330.163216]  ? __cpuset_node_allowed+0x19b/0x660
[  330.167989]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  330.173694]  ? vmpressure+0x1a2/0x340
[  330.177498]  do_try_to_free_pages+0x3e7/0x1290
[  330.182076]  ? zap_class+0x640/0x640
[  330.185795]  ? shrink_node+0x16b0/0x16b0
[  330.189849]  ? __lock_is_held+0xb5/0x140
[  330.193915]  try_to_free_pages+0x4d0/0xb90
[  330.198152]  ? do_try_to_free_pages+0x1290/0x1290
[  330.202998]  ? lock_acquire+0x1ed/0x520
[  330.207056]  ? set_page_refcounted+0x280/0x280
[  330.211636]  ? lock_release+0xa00/0xa00
[  330.215606]  ? _raw_spin_unlock_irq+0x60/0x80
[  330.220093]  ? psi_memstall_enter+0x240/0x2b0
[  330.224582]  ? psi_memstall_tick+0x230/0x230
[  330.228997]  __alloc_pages_slowpath+0xa14/0x2e10
[  330.233772]  ? warn_alloc+0x120/0x120
[  330.237565]  ? mark_held_locks+0x130/0x130
[  330.241798]  ? find_get_entry+0xaae/0x1120
[  330.246036]  ? filemap_map_pages+0x1a20/0x1a20
[  330.250618]  ? zap_class+0x640/0x640
[  330.254333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.259869]  ? check_preemption_disabled+0x48/0x280
[  330.264880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.270410]  ? should_fail+0x22d/0xd01
[  330.274298]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  330.279394]  ? zap_class+0x640/0x640
[  330.283127]  ? __lock_is_held+0xb5/0x140
[  330.287186]  ? mark_held_locks+0x130/0x130
[  330.291417]  ? lock_release+0xa00/0xa00
[  330.295384]  ? perf_trace_sched_process_exec+0x860/0x860
[  330.300826]  ? xa_load+0x2ba/0x460
[  330.304375]  ? lock_downgrade+0x900/0x900
[  330.308528]  ? __might_sleep+0x95/0x190
[  330.312506]  __alloc_pages_nodemask+0xa80/0xde0
[  330.317173]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  330.322186]  ? __page_cache_alloc+0x191/0x5c0
[  330.326678]  ? xa_load+0x2e1/0x460
[  330.330217]  ? xa_clear_mark+0x40/0x40
[  330.334104]  ? zap_class+0x640/0x640
[  330.337819]  ? zap_class+0x640/0x640
[  330.341527]  ? zap_class+0x640/0x640
[  330.345241]  ? __do_page_cache_readahead+0x663/0x810
[  330.350345]  ? find_held_lock+0x36/0x1c0
[  330.354408]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  330.359946]  alloc_pages_current+0x173/0x350
[  330.364352]  __page_cache_alloc+0x38c/0x5c0
[  330.368669]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  330.373589]  ? kasan_check_read+0x11/0x20
[  330.377744]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.383016]  ? generic_perform_write+0x6a0/0x6a0
[  330.387768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.393303]  ? check_preemption_disabled+0x48/0x280
[  330.398324]  filemap_fault+0x1595/0x25f0
[  330.402394]  ? __lock_page_or_retry+0xa00/0xa00
[  330.407060]  ? mark_held_locks+0x130/0x130
[  330.411299]  ? filemap_map_pages+0xd6b/0x1a20
[  330.415793]  ? lock_downgrade+0x900/0x900
[  330.419937]  ? check_preemption_disabled+0x48/0x280
[  330.424953]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  330.429877]  ? kasan_check_read+0x11/0x20
[  330.434019]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.439294]  ? rcu_softirq_qs+0x20/0x20
[  330.443360]  ? filemap_map_pages+0xd92/0x1a20
[  330.447851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  330.453387]  ? find_get_entries_tag+0x1400/0x1400
[  330.458233]  ? __lock_acquire+0x62f/0x4c20
[  330.462489]  ? lock_acquire+0x1ed/0x520
[  330.466455]  ? ext4_filemap_fault+0x7a/0xad
[  330.470779]  ? lock_release+0xa00/0xa00
[  330.474844]  ? perf_trace_sched_process_exec+0x860/0x860
[  330.480290]  ? print_usage_bug+0xc0/0xc0
[  330.484347]  ? print_usage_bug+0xc0/0xc0
[  330.488411]  ? down_read+0x8d/0x120
[  330.492032]  ? ext4_filemap_fault+0x7a/0xad
[  330.496348]  ? __down_interruptible+0x700/0x700
[  330.501017]  ext4_filemap_fault+0x82/0xad
[  330.505159]  __do_fault+0x100/0x6b0
[  330.508783]  ? pmd_devmap_trans_unstable+0x220/0x220
[  330.513881]  ? mark_held_locks+0x130/0x130
[  330.518114]  ? mark_held_locks+0x130/0x130
[  330.522341]  ? find_held_lock+0x36/0x1c0
[  330.526399]  ? find_held_lock+0x36/0x1c0
[  330.530459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.535999]  __handle_mm_fault+0x3ea0/0x5be0
[  330.540401]  ? poll_select_copy_remaining+0x18c/0x6a0
[  330.545589]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  330.550434]  ? __might_fault+0x12b/0x1e0
[  330.554494]  ? lock_downgrade+0x900/0x900
[  330.558752]  ? zap_class+0x640/0x640
[  330.562459]  ? zap_class+0x640/0x640
[  330.566177]  ? find_held_lock+0x36/0x1c0
[  330.570245]  ? handle_mm_fault+0x42a/0xc70
[  330.574480]  ? lock_downgrade+0x900/0x900
[  330.579161]  ? check_preemption_disabled+0x48/0x280
[  330.584177]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  330.589108]  ? kasan_check_read+0x11/0x20
[  330.593248]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  330.598516]  ? rcu_softirq_qs+0x20/0x20
[  330.602487]  ? trace_hardirqs_off_caller+0x310/0x310
[  330.607596]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  330.613140]  ? check_preemption_disabled+0x48/0x280
[  330.618160]  handle_mm_fault+0x54f/0xc70
[  330.622224]  ? __handle_mm_fault+0x5be0/0x5be0
[  330.626802]  ? find_vma+0x34/0x190
[  330.630344]  __do_page_fault+0x5e8/0xe60
[  330.634409]  ? trace_hardirqs_off+0xb8/0x310
[  330.638819]  do_page_fault+0xf2/0x7e0
[  330.642613]  ? vmalloc_sync_all+0x30/0x30
[  330.646756]  ? error_entry+0x70/0xd0
[  330.650471]  ? trace_hardirqs_off_caller+0xbb/0x310
[  330.655481]  ? trace_hardirqs_on_caller+0xc0/0x310
[  330.660405]  ? syscall_return_slowpath+0x5e0/0x5e0
[  330.665328]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.670166]  ? trace_hardirqs_on_caller+0x310/0x310
[  330.675191]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  330.680647]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  330.685657]  ? prepare_exit_to_usermode+0x291/0x3b0
[  330.690772]  ? page_fault+0x8/0x30
[  330.694312]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  330.699163]  ? page_fault+0x8/0x30
[  330.702698]  page_fault+0x1e/0x30
[  330.706143] RIP: 0033:0x7f30b3a05dd3
[  330.709861] Code: Bad RIP value.
[  330.713219] RSP: 002b:00007ffffd4e85b8 EFLAGS: 00010246
[  330.718576] RAX: 0000000000000000 RBX: 00007ffffd4e8760 RCX: 00007f30b3a05dd3
[  330.725835] RDX: 0000000000000000 RSI: 00007ffffd4e8910 RDI: 000000000000000b
[  330.733097] RBP: 00007ffffd4e8910 R08: 00007ffffd4e8990 R09: 0000000000000001
[  330.740362] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  330.747912] R13: 00007ffffd4e8cf0 R14: 0000000000000000 R15: 0000000000000000
[  330.755202] warn_alloc_show_mem: 1 callbacks suppressed
[  330.755212] CPU: 1 PID: 8304 Comm: syz-executor5 Not tainted 4.20.0-rc1+ #83
[  330.755213] Mem-Info:
[  330.755246] active_anon:48525 inactive_anon:197 isolated_anon:0
[  330.755246]  active_file:12 inactive_file:12 isolated_file:0
[  330.755246]  unevictable:0 dirty:0 writeback:0 unstable:0
[  330.755246]  slab_reclaimable:8980 slab_unreclaimable:1458325
[  330.755246]  mapped:49154 shmem:244 pagetables:630 bounce:0
[  330.755246]  free:13677 free_pcp:357 free_cma:0
[  330.760572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  330.760579] Call Trace:
[  330.767768] Node 0 active_anon:194100kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  330.770156]  <IRQ>
[  330.803009] 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
[  330.812360]  dump_stack+0x244/0x39d
[  330.814906] lowmem_reserve[]: 0 2818 6321 6321
[  330.842399]  ? dump_stack_print_info.cold.1+0x20/0x20
[  330.844520] Node 0 DMA32 free:25076kB min:30052kB low:37564kB high:45076kB active_anon:4096kB 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:0kB free_cma:0kB
[  330.870634]  warn_alloc.cold.116+0xb7/0x1bd
[  330.874223] lowmem_reserve[]: 0 0 3503 3503
[  330.878793]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  330.883954] Node 0 Normal free:13724kB min:37364kB low:46704kB high:56044kB active_anon:190004kB inactive_anon:788kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6784kB pagetables:2520kB bounce:0kB free_pcp:1180kB local_pcp:932kB free_cma:0kB
[  330.911530]  ? lock_downgrade+0x900/0x900
[  330.915825] lowmem_reserve[]: 0 0 0 0
[  330.920141]  ? trace_hardirqs_off+0xb8/0x310
[  330.924949] 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
[  330.953923]  ? trace_hardirqs_off+0xb8/0x310
[  330.958040] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 3*64kB (M) 3*128kB (UM) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25076kB
[  330.961834]  __alloc_pages_slowpath+0x26e8/0x2e10
[  330.966223] Node 0 Normal: 673*4kB (UME) 405*8kB (UME) 199*16kB (UME) 80*32kB (ME) 24*64kB (UM) 4*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13724kB
[  330.979758]  ? warn_alloc+0x120/0x120
[  330.984124] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  330.999450]  ? print_usage_bug+0xc0/0xc0
[  331.004269] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  331.018821]  ? warn_alloc+0x120/0x120
[  331.022594] 268 total pagecache pages
[  331.031415]  ? warn_alloc+0x120/0x120
[  331.035460] 0 pages in swap cache
[  331.044012]  ? print_usage_bug+0xc0/0xc0
[  331.047785] Swap cache stats: add 0, delete 0, find 0/0
[  331.051567]  ? kvm_clock_read+0x18/0x30
[  331.055336] Free swap  = 0kB
[  331.058778]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  331.062820] Total swap = 0kB
[  331.068178]  ? print_usage_bug+0xc0/0xc0
[  331.072122] 1965979 pages RAM
[  331.075130]  ? __lock_acquire+0x62f/0x4c20
[  331.080116] 0 pages HighMem/MovableOnly
[  331.083120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  331.087150] 342853 pages reserved
[  331.090250]  ? should_fail+0x22d/0xd01
[  331.094452] 0 pages cma reserved
[  331.098412]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  331.103976] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  331.107371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.111299] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  331.114584]  ? __lock_acquire+0x62f/0x4c20
[  331.119832] init cpuset=/ mems_allowed=0
[  331.126311]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  331.154418]  ? __lock_acquire+0x62f/0x4c20
[  331.158645]  ? should_fail+0x22d/0xd01
[  331.162527]  ? rcu_irq_exit+0x1a2/0x390
[  331.166502]  ? mark_held_locks+0x130/0x130
[  331.170733]  ? mark_held_locks+0x130/0x130
[  331.174966]  ? mark_held_locks+0xc7/0x130
[  331.179110]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  331.184118]  ? zap_class+0x640/0x640
[  331.187829]  ? print_usage_bug+0xc0/0xc0
[  331.191889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.197423]  ? check_preemption_disabled+0x48/0x280
[  331.202443]  ? __lock_is_held+0xb5/0x140
[  331.206507]  __alloc_pages_nodemask+0xa80/0xde0
[  331.211176]  ? zap_class+0x640/0x640
[  331.214885]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  331.219914]  ? find_held_lock+0x36/0x1c0
[  331.223976]  ? ____cache_alloc_node+0x1c7/0x1e0
[  331.228638]  ? lock_downgrade+0x900/0x900
[  331.232786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.238322]  cache_grow_begin+0xa5/0x8c0
[  331.242387]  ? do_raw_spin_unlock+0xa7/0x330
[  331.246799]  fallback_alloc+0x204/0x2e0
[  331.250772]  ____cache_alloc_node+0x1c7/0x1e0
[  331.255265]  kmem_cache_alloc_node+0xe3/0x730
[  331.259755]  ? ipv6_get_ifaddr+0x42e/0x620
[  331.263996]  __alloc_skb+0x119/0x770
[  331.267703]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  331.272978]  ? netdev_alloc_frag+0x1f0/0x1f0
[  331.277380]  ? lock_downgrade+0x900/0x900
[  331.281528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.287060]  ? refcount_sub_and_test_checked+0x203/0x310
[  331.292507]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  331.297952]  ? addrconf_rs_timer+0x690/0x690
[  331.302364]  ndisc_alloc_skb+0x144/0x340
[  331.306425]  ndisc_send_rs+0x331/0x6e0
[  331.310314]  addrconf_rs_timer+0x314/0x690
[  331.314554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.318789]  call_timer_fn+0x272/0x920
[  331.322668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.326895]  ? process_timeout+0x40/0x40
[  331.330963]  ? __run_timers+0x7da/0xc70
[  331.334935]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.339420]  ? _raw_spin_unlock_irq+0x27/0x80
[  331.343915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.348154]  ? lockdep_hardirqs_on+0x296/0x5b0
[  331.352732]  ? trace_hardirqs_on+0xbd/0x310
[  331.357046]  ? kasan_check_read+0x11/0x20
[  331.361185]  ? __run_timers+0x7da/0xc70
[  331.365172]  ? trace_hardirqs_off_caller+0x310/0x310
[  331.370272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.374507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  331.378733]  __run_timers+0x7e5/0xc70
[  331.382537]  ? timer_fixup_init+0x70/0x70
[  331.386683]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  331.391693]  ? zap_class+0x640/0x640
[  331.395404]  ? enqueue_hrtimer+0x1a5/0x560
[  331.399636]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  331.404828]  ? find_held_lock+0x36/0x1c0
[  331.408888]  ? zap_class+0x640/0x640
[  331.412603]  ? pvclock_read_flags+0x160/0x160
[  331.417093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.422623]  ? check_preemption_disabled+0x48/0x280
[  331.427642]  ? __lock_is_held+0xb5/0x140
[  331.431698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.437231]  ? check_preemption_disabled+0x48/0x280
[  331.442247]  run_timer_softirq+0x52/0xb0
[  331.446302]  ? rcu_read_lock_sched_held+0x14f/0x180
[  331.451311]  __do_softirq+0x308/0xb7e
[  331.455108]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  331.459601]  ? lock_downgrade+0x900/0x900
[  331.463746]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  331.468850]  ? pvclock_read_flags+0x160/0x160
[  331.473341]  ? lapic_next_event+0x5a/0x90
[  331.477481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.483028]  ? kvm_clock_read+0x18/0x30
[  331.486995]  ? kvm_sched_clock_read+0x9/0x20
[  331.491397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.496929]  ? check_preemption_disabled+0x48/0x280
[  331.501948]  irq_exit+0x17f/0x1c0
[  331.505397]  smp_apic_timer_interrupt+0x1cb/0x760
[  331.510231]  ? smp_reschedule_interrupt+0x109/0x650
[  331.515243]  ? smp_call_function_single_interrupt+0x650/0x650
[  331.521119]  ? interrupt_entry+0xb5/0xc0
[  331.525184]  ? trace_hardirqs_off_caller+0xbb/0x310
[  331.530191]  ? trace_hardirqs_off_caller+0xbb/0x310
[  331.535207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  331.540048]  ? trace_hardirqs_on_caller+0x310/0x310
[  331.545058]  ? trace_hardirqs_on_caller+0x310/0x310
[  331.550066]  ? task_prio+0x50/0x50
[  331.553603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  331.559154]  ? check_preemption_disabled+0x48/0x280