0
[  335.532852] 702*4kB 
[  335.532864]  ? __lock_acquire+0x62f/0x4c20
[  335.532866] (MEH) 460*8kB 
[  335.532890]  ? show_free_areas.cold.117+0x1056/0x215d
[  335.532892] (UME) 193*16kB 
[  335.532908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.532910] (UME) 59*32kB 
[  335.532927]  ? check_preemption_disabled+0x48/0x280
[  335.532929] (UME) 27*64kB (UMH) 0*128kB 1*256kB 
[  335.532954]  ? __lock_is_held+0xb5/0x140
[  335.532956] (H) 1*512kB (H) 0*1024kB 
[  335.532977]  __alloc_pages_nodemask+0xad8/0xea0
[  335.532980] 0*2048kB 
[  335.532991]  ? zap_class+0x640/0x640
[  335.532994] 0*4096kB = 13960kB
[  335.533010]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  335.533019] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  335.533030] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  335.533040]  ? find_held_lock+0x36/0x1c0
[  335.533043] 268 total pagecache pages
[  335.533063]  ? ____cache_alloc_node+0x1c7/0x1e0
[  335.533065] 0 pages in swap cache
[  335.533078]  ? lock_downgrade+0x900/0x900
[  335.533085] Swap cache stats: add 0, delete 0, find 0/0
[  335.533090] Free swap  = 0kB
[  335.533101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.533104] Total swap = 0kB
[  335.533109] 1965979 pages RAM
[  335.533121]  cache_grow_begin+0xa5/0x8c0
[  335.533123] 0 pages HighMem/MovableOnly
[  335.533134]  ? do_raw_spin_unlock+0xa7/0x330
[  335.533137] 342854 pages reserved
[  335.533141] 0 pages cma reserved
[  335.533159]  fallback_alloc+0x204/0x2e0
[  335.533177]  ____cache_alloc_node+0x1c7/0x1e0
[  335.533194]  kmem_cache_alloc+0x1f8/0x730
[  335.533200] aoe: skb alloc failure
[  335.533210]  ? trace_hardirqs_off+0xb8/0x310
[  335.533229] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  335.533239]  __build_skb+0xab/0x430
[  335.533242] syz-executor2 cpuset=syz2
[  335.533257]  ? skb_try_coalesce+0x1b70/0x1b70
[  335.533261]  mems_allowed=0
[  335.533271]  ? mark_held_locks+0x130/0x130
[  335.533290]  ? __alloc_pages_nodemask+0xea0/0xea0
[  335.533302]  ? __update_load_avg_blocked_se+0x690/0x690
[  335.533318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.533333]  ? check_preemption_disabled+0x48/0x280
[  335.533354]  __napi_alloc_skb+0x1d6/0x310
[  335.533373]  page_to_skb.isra.45+0xee/0x8d0
[  335.533391]  ? check_preemption_disabled+0x48/0x280
[  335.533407]  ? virtnet_remove+0xf0/0xf0
[  335.533419]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  335.533432]  ? kasan_check_read+0x11/0x20
[  335.533445]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.533459]  ? rcu_softirq_qs+0x20/0x20
[  335.533484]  receive_mergeable+0x155d/0x3a90
[  335.533512]  ? virtnet_probe+0x2240/0x2240
[  335.533531]  ? cpuacct_charge+0x265/0x440
[  335.533549]  ? find_held_lock+0x36/0x1c0
[  335.533572]  ? update_curr+0x4cf/0xbd0
[  335.533588]  ? lock_downgrade+0x900/0x900
[  335.533602]  ? check_preemption_disabled+0x48/0x280
[  335.533619]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  335.533647]  ? kasan_check_read+0x11/0x20
[  335.533661]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.533674]  ? rcu_softirq_qs+0x20/0x20
[  335.533699]  ? update_curr+0x4ec/0xbd0
[  335.533712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.533728]  ? __account_cfs_rq_runtime+0x790/0x790
[  335.533752]  ? __cpu_to_node+0x7d/0xa0
[  335.533766]  ? account_entity_enqueue+0x3a3/0x660
[  335.533788]  ? __enqueue_entity+0x10d/0x1f0
[  335.533808]  ? enqueue_entity+0x34b/0x20a0
[  335.533822]  ? __lock_acquire+0x62f/0x4c20
[  335.533841]  ? print_usage_bug+0xc0/0xc0
[  335.533865]  ? mark_held_locks+0x130/0x130
[  335.533890]  ? zap_class+0x640/0x640
[  335.533905]  ? __lock_acquire+0x62f/0x4c20
[  335.533924]  ? __lock_acquire+0x62f/0x4c20
[  335.533938]  ? mark_held_locks+0x130/0x130
[  335.533951]  ? print_usage_bug+0xc0/0xc0
[  335.533983]  ? zap_class+0x640/0x640
[  335.534006]  ? mark_held_locks+0x130/0x130
[  335.534019]  ? cpuacct_charge+0x265/0x440
[  335.534034]  ? zap_class+0x640/0x640
[  335.534053]  ? zap_class+0x640/0x640
[  335.534065]  ? zap_class+0x640/0x640
[  335.534080]  ? print_usage_bug+0xc0/0xc0
[  335.534094]  ? print_usage_bug+0xc0/0xc0
[  335.534107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.534123]  ? check_preemption_disabled+0x48/0x280
[  335.534153]  ? find_held_lock+0x36/0x1c0
[  335.534190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.534205]  ? __msecs_to_jiffies+0x4a/0x60
[  335.534220]  ? update_group_capacity+0xf9/0x11a0
[  335.534232]  ? zap_class+0x640/0x640
[  335.534251]  ? __update_idle_core+0x600/0x600
[  335.534273]  receive_buf+0xb0f/0x3230
[  335.534290]  ? cpumask_next_and+0x49/0x50
[  335.534315]  ? receive_mergeable+0x3a90/0x3a90
[  335.534331]  ? trace_hardirqs_off+0xb8/0x310
[  335.534354]  ? update_group_capacity+0x11a0/0x11a0
[  335.534370]  ? print_usage_bug+0xc0/0xc0
[  335.534386]  ? rb_insert_color+0x1460/0x1460
[  335.534398]  ? try_to_wake_up+0x11c/0x1490
[  335.534423]  ? print_usage_bug+0xc0/0xc0
[  335.534437]  ? zap_class+0x640/0x640
[  335.534472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.534487]  ? check_preemption_disabled+0x48/0x280
[  335.534511]  ? __lock_is_held+0xb5/0x140
[  335.534538]  ? rcu_read_lock_sched_held+0x14f/0x180
[  335.534552]  ? update_cfs_rq_load_avg.part.68+0x253/0x2e0
[  335.534565]  ? tg_unthrottle_up+0x220/0x220
[  335.534590]  ? print_usage_bug+0xc0/0xc0
[  335.534602]  ? update_load_avg+0x13b8/0x2470
[  335.534618]  ? __lock_acquire+0x62f/0x4c20
[  335.534631]  ? update_sd_lb_stats+0x3230/0x3230
[  335.534647]  ? attach_entity_load_avg+0x860/0x860
[  335.534664]  ? zap_class+0x640/0x640
[  335.534682]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  335.534697]  ? detach_buf_split+0x3e7/0x7a0
[  335.534713]  ? __lock_acquire+0x62f/0x4c20
[  335.534735]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  335.534749]  ? virtqueue_get_buf_ctx+0x1f8/0x1150
[  335.534771]  ? virtqueue_detach_unused_buf+0x400/0x400
[  335.534785]  ? print_usage_bug+0xc0/0xc0
[  335.534801]  ? cpuacct_charge+0x265/0x440
[  335.534817]  ? zap_class+0x640/0x640
[  335.534836]  virtnet_poll+0x421/0x105f
[  335.534861]  ? receive_buf+0x3230/0x3230
[  335.534886]  ? print_usage_bug+0xc0/0xc0
[  335.534905]  ? mark_held_locks+0xc7/0x130
[  335.534921]  ? net_rx_action+0x4b5/0x19b0
[  335.534934]  ? net_rx_action+0x4b5/0x19b0
[  335.534949]  ? lockdep_hardirqs_on+0x296/0x5b0
[  335.534974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.534989]  ? check_preemption_disabled+0x48/0x280
[  335.535008]  net_rx_action+0x7fa/0x19b0
[  335.535036]  ? napi_complete_done+0x7c0/0x7c0
[  335.535052]  ? mark_held_locks+0x130/0x130
[  335.535068]  ? print_usage_bug+0xc0/0xc0
[  335.535083]  ? zap_class+0x640/0x640
[  335.535097]  ? print_usage_bug+0xc0/0xc0
[  335.535114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.535129]  ? check_preemption_disabled+0x48/0x280
[  335.535151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.535166]  ? check_preemption_disabled+0x48/0x280
[  335.535189]  ? __lock_acquire+0x62f/0x4c20
[  335.535212]  ? check_preemption_disabled+0x48/0x280
[  335.535235]  ? mark_held_locks+0x130/0x130
[  335.535249]  ? __lock_is_held+0xb5/0x140
[  335.535276]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  335.535289]  ? credit_entropy_bits+0x667/0xa50
[  335.535307]  ? print_usage_bug+0xc0/0xc0
[  335.535322]  ? crng_reseed+0x750/0x750
[  335.535334]  ? add_interrupt_randomness+0x47e/0x870
[  335.535350]  ? lock_downgrade+0x900/0x900
[  335.535367]  ? __mix_pool_bytes+0x100/0x440
[  335.535381]  ? lock_release+0xa00/0xa00
[  335.535400]  ? zap_class+0x640/0x640
[  335.535420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.535435]  ? check_preemption_disabled+0x48/0x280
[  335.535459]  ? __lock_is_held+0xb5/0x140
[  335.535488]  __do_softirq+0x308/0xb7e
[  335.535521]  ? lock_downgrade+0x900/0x900
[  335.535539]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  335.535560]  ? pvclock_read_flags+0x160/0x160
[  335.535584]  ? kvm_clock_read+0x18/0x30
[  335.535598]  ? kvm_sched_clock_read+0x9/0x20
[  335.535613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.535628]  ? check_preemption_disabled+0x48/0x280
[  335.535649]  irq_exit+0x17f/0x1c0
[  335.535663]  do_IRQ+0x111/0x1c0
[  335.535680]  common_interrupt+0xf/0xf
[  335.535686]  </IRQ>
[  335.535698] RIP: 0010:vprintk_emit+0x87d/0x990
[  335.535711] Code: 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 de 00 00 00 48 83 3d 63 38 ec 07 00 74 34 e8 dc c7 19 00 48 8b bd 90 fe ff ff 57 9d <0f> 1f 44 00 00 e9 aa fe ff ff e8 c4 c7 19 00 0f 0b e8 bd c7 19 00
[  335.535719] RSP: 0000:ffff8881d9a5dfc0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffffd7
[  335.535732] RAX: ffff8881d9a50040 RBX: 1ffff1103b34bbfe RCX: 1ffff1103b34a12b
[  335.535741] RDX: 0000000000000000 RSI: ffffffff8165c314 RDI: 0000000000000293
[  335.535749] RBP: ffff8881d9a5e138 R08: ffff8881d9a50958 R09: 0000000000000006
[  335.535757] R10: 0000000000000000 R11: ffff8881d9a50040 R12: 0000000000000200
[  335.535766] R13: 0000000000000000 R14: ffffed103b34bc12 R15: ffff8881d9a5e110
[  335.535788]  ? vprintk_emit+0x874/0x990
[  335.535811]  ? wake_up_klogd+0x180/0x180
[  335.535831]  ? match_held_lock+0x811/0x8d0
[  335.535854]  ? mark_held_locks+0xc7/0x130
[  335.535869]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.535889]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.535909]  vprintk_default+0x28/0x30
[  335.535922]  vprintk_func+0x7e/0x181
[  335.535937]  printk+0xa7/0xcf
[  335.535951]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  335.535967]  ? _raw_spin_unlock_irq+0x60/0x80
[  335.535993]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  335.536014]  dump_header+0x7cc/0xf72
[  335.536038]  ? pagefault_out_of_memory+0x197/0x197
[  335.536059]  ? __lock_acquire+0x62f/0x4c20
[  335.536074]  ? percpu_ref_get_many+0x240/0x240
[  335.536091]  ? print_usage_bug+0xc0/0xc0
[  335.536111]  ? zap_class+0x640/0x640
[  335.536127]  ? print_usage_bug+0xc0/0xc0
[  335.536148]  ? zap_class+0x640/0x640
[  335.536165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.536183]  ? find_held_lock+0x36/0x1c0
[  335.536206]  ? mark_held_locks+0xc7/0x130
[  335.536222]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  335.536236]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  335.536250]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  335.536265]  ? trace_hardirqs_on+0xbd/0x310
[  335.536278]  ? kasan_check_read+0x11/0x20
[  335.536291]  ? ___ratelimit+0x3b4/0x672
[  335.536306]  ? trace_hardirqs_off_caller+0x310/0x310
[  335.536321]  ? trace_hardirqs_on+0x310/0x310
[  335.536336]  ? lock_downgrade+0x900/0x900
[  335.536355]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  335.536369]  ? ___ratelimit+0x3b9/0x672
[  335.536386]  ? idr_get_free+0xf70/0xf70
[  335.536399]  ? find_held_lock+0x36/0x1c0
[  335.536421]  oom_kill_process.cold.27+0x10/0x903
[  335.536435]  ? zap_class+0x640/0x640
[  335.536449]  ? check_preemption_disabled+0x48/0x280
[  335.536466]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  335.536478]  ? kasan_check_read+0x11/0x20
[  335.536491]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.536506]  ? oom_evaluate_task+0x540/0x540
[  335.536524]  ? find_held_lock+0x36/0x1c0
[  335.536545]  ? out_of_memory+0x974/0x1430
[  335.536560]  ? lock_downgrade+0x900/0x900
[  335.536574]  ? check_preemption_disabled+0x48/0x280
[  335.536590]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  335.536603]  ? kasan_check_read+0x11/0x20
[  335.536616]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.536629]  ? rcu_softirq_qs+0x20/0x20
[  335.536646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.536659]  ? oom_evaluate_task+0x302/0x540
[  335.536676]  out_of_memory+0xa84/0x1430
[  335.536698]  ? oom_killer_disable+0x3a0/0x3a0
[  335.536712]  ? __alloc_pages_slowpath+0xf5c/0x2de0
[  335.536729]  ? __ww_mutex_check_waiters+0x160/0x160
[  335.536755]  __alloc_pages_slowpath+0x232c/0x2de0
[  335.536796]  ? warn_alloc+0x120/0x120
[  335.536808]  ? mark_held_locks+0x130/0x130
[  335.536827]  ? find_get_entry+0xaae/0x1120
[  335.536850]  ? filemap_map_pages+0x1a20/0x1a20
[  335.536869]  ? zap_class+0x640/0x640
[  335.536896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.536911]  ? check_preemption_disabled+0x48/0x280
[  335.536925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.536938]  ? should_fail+0x22d/0xd01
[  335.536957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.536972]  ? zap_class+0x640/0x640
[  335.537026]  ? __lock_is_held+0xb5/0x140
[  335.537048]  ? mark_held_locks+0x130/0x130
[  335.537066]  ? lock_release+0xa00/0xa00
[  335.537080]  ? perf_trace_sched_process_exec+0x860/0x860
[  335.537092]  ? xa_load+0x2ba/0x460
[  335.537108]  ? lock_downgrade+0x900/0x900
[  335.537127]  ? __might_sleep+0x95/0x190
[  335.537166]  __alloc_pages_nodemask+0xad8/0xea0
[  335.537187]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  335.537201]  ? __page_cache_alloc+0x191/0x5c0
[  335.537212]  ? xa_load+0x2e1/0x460
[  335.537225]  ? xa_clear_mark+0x40/0x40
[  335.537241]  ? zap_class+0x640/0x640
[  335.537262]  ? zap_class+0x640/0x640
[  335.537275]  ? zap_class+0x640/0x640
[  335.537288]  ? __do_page_cache_readahead+0x663/0x810
[  335.537307]  ? find_held_lock+0x36/0x1c0
[  335.537326]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  335.537346]  alloc_pages_current+0x173/0x350
[  335.537366]  __page_cache_alloc+0x38c/0x5c0
[  335.537377]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  335.537390]  ? kasan_check_read+0x11/0x20
[  335.537403]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.537419]  ? generic_perform_write+0x6a0/0x6a0
[  335.537434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.537449]  ? check_preemption_disabled+0x48/0x280
[  335.537470]  filemap_fault+0x1595/0x25f0
[  335.537496]  ? __lock_page_or_retry+0xa00/0xa00
[  335.537512]  ? mark_held_locks+0x130/0x130
[  335.537535]  ? filemap_map_pages+0xd6b/0x1a20
[  335.537550]  ? lock_downgrade+0x900/0x900
[  335.537579]  ? check_preemption_disabled+0x48/0x280
[  335.537595]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  335.537607]  ? kasan_check_read+0x11/0x20
[  335.537619]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.537632]  ? rcu_softirq_qs+0x20/0x20
[  335.537657]  ? filemap_map_pages+0xd92/0x1a20
[  335.537674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.537695]  ? find_get_entries_tag+0x1400/0x1400
[  335.537713]  ? __lock_acquire+0x62f/0x4c20
[  335.537738]  ? lock_acquire+0x1ed/0x520
[  335.537751]  ? ext4_filemap_fault+0x7a/0xad
[  335.537770]  ? lock_release+0xa00/0xa00
[  335.537781]  ? perf_trace_sched_process_exec+0x860/0x860
[  335.537812]  ? print_usage_bug+0xc0/0xc0
[  335.537827]  ? print_usage_bug+0xc0/0xc0
[  335.537849]  ? down_read+0x8d/0x120
[  335.537860]  ? ext4_filemap_fault+0x7a/0xad
[  335.537873]  ? __down_interruptible+0x700/0x700
[  335.537934]  ext4_filemap_fault+0x82/0xad
[  335.537964]  __do_fault+0x100/0x6b0
[  335.537982]  ? pmd_devmap_trans_unstable+0x220/0x220
[  335.537998]  ? mark_held_locks+0x130/0x130
[  335.538012]  ? mark_held_locks+0x130/0x130
[  335.538024]  ? find_held_lock+0x36/0x1c0
[  335.538042]  ? find_held_lock+0x36/0x1c0
[  335.538058]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.538109]  __handle_mm_fault+0x3ea0/0x5be0
[  335.538142]  ? poll_select_copy_remaining+0x18c/0x6a0
[  335.538179]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  335.538215]  ? __might_fault+0x12b/0x1e0
[  335.538230]  ? lock_downgrade+0x900/0x900
[  335.538255]  ? zap_class+0x640/0x640
[  335.538267]  ? zap_class+0x640/0x640
[  335.538287]  ? find_held_lock+0x36/0x1c0
[  335.538324]  ? handle_mm_fault+0x42a/0xc70
[  335.538339]  ? lock_downgrade+0x900/0x900
[  335.538388]  ? check_preemption_disabled+0x48/0x280
[  335.538420]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  335.538433]  ? kasan_check_read+0x11/0x20
[  335.538461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  335.538474]  ? rcu_softirq_qs+0x20/0x20
[  335.538486]  ? trace_hardirqs_off_caller+0x310/0x310
[  335.538500]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.538514]  ? check_preemption_disabled+0x48/0x280
[  335.538535]  handle_mm_fault+0x54f/0xc70
[  335.538551]  ? __handle_mm_fault+0x5be0/0x5be0
[  335.538569]  ? find_vma+0x34/0x190
[  335.538602]  __do_page_fault+0x5e8/0xe60
[  335.538615]  ? trace_hardirqs_off+0xb8/0x310
[  335.538638]  do_page_fault+0xf2/0x7e0
[  335.538653]  ? vmalloc_sync_all+0x30/0x30
[  335.538667]  ? error_entry+0x70/0xd0
[  335.538681]  ? trace_hardirqs_off_caller+0xbb/0x310
[  335.538694]  ? trace_hardirqs_on_caller+0xc0/0x310
[  335.538708]  ? syscall_return_slowpath+0x5e0/0x5e0
[  335.538721]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.538736]  ? trace_hardirqs_on_caller+0x310/0x310
[  335.538749]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  335.538764]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  335.538780]  ? prepare_exit_to_usermode+0x291/0x3b0
[  335.538793]  ? page_fault+0x8/0x30
[  335.538809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  335.538826]  ? page_fault+0x8/0x30
[  335.538841]  page_fault+0x1e/0x30
[  335.538851] RIP: 0033:0x7efe5ebdedd3
[  335.538872] Code: Bad RIP value.
[  335.538904] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  335.538915] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  335.538924] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  335.538933] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  335.538941] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  335.538949] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  335.538980] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  335.538987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  335.538996] Call Trace:
[  335.572123] kernfs_node_cache      11575KB      11599KB
[  335.573663]  <IRQ>
[  335.579019] mnt_cache                 77KB         96KB
[  335.583764]  dump_stack+0x244/0x39d
[  335.583783]  ? dump_stack_print_info.cold.1+0x20/0x20
[  335.583822]  warn_alloc.cold.116+0xb7/0x1bd
[  335.588649] filp                     245KB        588KB
[  335.594347]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  335.594364]  ? lock_downgrade+0x900/0x900
[  335.594399]  ? trace_hardirqs_off+0xb8/0x310
[  335.599917] names_cache              187KB        187KB
[  335.603189]  ? trace_hardirqs_off+0xb8/0x310
[  335.603217]  __alloc_pages_slowpath+0x2651/0x2de0
[  335.607261] iint_cache                74KB         79KB
[  335.612721]  ? warn_alloc+0x120/0x120
[  335.612740]  ? warn_alloc+0x120/0x120
[  335.617564] key_jar                    3KB          7KB
[  335.622919]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  335.622935]  ? warn_alloc+0x120/0x120
[  335.622951]  ? print_usage_bug+0xc0/0xc0
[  335.627380] uts_namespace              2KB          7KB
[  335.631434]  ? print_usage_bug+0xc0/0xc0
[  335.631447]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  335.631469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  335.635251] nsproxy                    1KB          3KB
[  335.640598]  ? should_fail+0x22d/0xd01
[  335.640617]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.640634]  ? __lock_acquire+0x62f/0x4c20
[  335.644680] vm_area_struct           320KB        661KB
[  335.650033]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  335.650047]  ? should_fail+0x22d/0xd01
[  335.650064]  ? mark_held_locks+0x130/0x130
[  335.655496] mm_struct                 47KB        130KB
[  335.660418]  ? mark_held_locks+0x130/0x130
[  335.660435]  ? mark_held_locks+0x130/0x130
[  335.660452]  ? kvm_clock_read+0x18/0x30
[  335.665453] fs_cache                   7KB         44KB
[  335.670454]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  335.670466]  ? ktime_get+0x2c1/0x400
[  335.670483]  ? zap_class+0x640/0x640
[  335.670499]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  335.675868] files_cache               28KB         71KB
[  335.682531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.682546]  ? check_preemption_disabled+0x48/0x280
[  335.682568]  ? __lock_is_held+0xb5/0x140
[  335.686629] signal_cache             288KB        682KB
[  335.690701]  __alloc_pages_nodemask+0xad8/0xea0
[  335.690714]  ? zap_class+0x640/0x640
[  335.690732]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  335.696099] sighand_cache            464KB        506KB
[  335.700941]  ? find_held_lock+0x36/0x1c0
[  335.700965]  ? ____cache_alloc_node+0x1c7/0x1e0
[  335.706311] task_struct             1311KB       1311KB
[  335.709844]  ? lock_downgrade+0x900/0x900
[  335.715214] cred_jar                  58KB        404KB
[  335.725682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.725704]  cache_grow_begin+0xa5/0x8c0
[  335.730812] anon_vma_chain            91KB        311KB
[  335.738052]  ? do_raw_spin_unlock+0xa7/0x330
[  335.747435] anon_vma                 118KB        392KB
[  335.749989]  fallback_alloc+0x204/0x2e0
[  335.750014]  ____cache_alloc_node+0x1c7/0x1e0
[  335.752157] pid                       26KB        152KB
[  335.755779]  kmem_cache_alloc_node+0xe3/0x730
[  335.761021] Acpi-Operand             106KB        162KB
[  335.765320]  ? lockdep_hardirqs_on+0x296/0x5b0
[  335.770184] Acpi-Namespace            19KB         23KB
[  335.774301]  __alloc_skb+0x119/0x770
[  335.778682] numa_policy                0KB          3KB
[  335.783603]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  335.783620]  ? netdev_alloc_frag+0x1f0/0x1f0
[  335.783645]  ? vprintk_default+0x28/0x30
[  335.788460] debug_objects_cache      11678KB      11683KB
[  335.792243]  ? vprintk_func+0x85/0x181
[  335.792257]  ? printk+0xa7/0xcf
[  335.792273]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  335.796070] trace_event_file         260KB        262KB
[  335.799863]  new_skb+0x26/0x1c0
[  335.803923] ftrace_event_field        376KB        381KB
[  335.807950]  aoecmd_cfg+0x279/0x7f0
[  335.813314] pool_workqueue            87KB         88KB
[  335.816992]  ? find_held_lock+0x36/0x1c0
[  335.822701] task_group                 5KB          7KB
[  335.827684]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  335.833189] page->ptl                 66KB        415KB
[  335.837631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.843193] kmalloc-2M              2050KB       2050KB
[  335.848685]  ? __lock_is_held+0xb5/0x140
[  335.852575] kmalloc-512k            2056KB       2056KB
[  335.856709]  discover_timer+0x50/0x60
[  335.861820] kmalloc-256k             516KB        516KB
[  335.867319]  call_timer_fn+0x272/0x920
[  335.871588] kmalloc-128k             520KB        520KB
[  335.876656]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  335.880638] kmalloc-64k              594KB        594KB
[  335.886056]  ? process_timeout+0x40/0x40
[  335.890152] kmalloc-32k             1221KB       1221KB
[  335.894352]  ? __run_timers+0x7da/0xc70
[  335.898570] kmalloc-16k              396KB        396KB
[  335.903946]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.903959]  ? _raw_spin_unlock_irq+0x27/0x80
[  335.903971]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  335.903988]  ? lockdep_hardirqs_on+0x296/0x5b0
[  335.909034] kmalloc-8k              1823KB       1823KB
[  335.912735]  ? trace_hardirqs_on+0xbd/0x310
[  335.912748]  ? kasan_check_read+0x11/0x20
[  335.912764]  ? __run_timers+0x7da/0xc70
[  335.917505] kmalloc-4k              6107KB       6107KB
[  335.923028]  ? trace_hardirqs_off_caller+0x310/0x310
[  335.923049]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  335.923067]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  335.928589] kmalloc-2k           2770169KB    2770173KB
[  335.933588]  __run_timers+0x7e5/0xc70
[  335.933611]  ? timer_fixup_init+0x70/0x70
[  335.933630]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  335.937688] kmalloc-1k           1468230KB    1468230KB
[  335.943042]  ? zap_class+0x640/0x640
[  335.943060]  ? enqueue_hrtimer+0x1a5/0x560
[  335.943077]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  335.947730] kmalloc-512             1731KB       3360KB
[  335.951453]  ? find_held_lock+0x36/0x1c0
[  335.951471]  ? zap_class+0x640/0x640
[  335.951490]  ? pvclock_read_flags+0x160/0x160
[  335.956488] kmalloc-256             2506KB       3018KB
[  335.961926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.961943]  ? check_preemption_disabled+0x48/0x280
[  335.961964]  ? __lock_is_held+0xb5/0x140
[  335.966015] kmalloc-128              515KB        901KB
[  335.970676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  335.970690]  ? check_preemption_disabled+0x48/0x280
[  335.970707]  run_timer_softirq+0x52/0xb0
[  335.976059] kmalloc-96               582KB       1720KB
[  335.980195]  ? rcu_read_lock_sched_held+0x14f/0x180
[  335.980211]  __do_softirq+0x308/0xb7e
[  335.980228]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  335.985947] kmalloc-64              1295KB       1712KB
[  335.990017]  ? lock_downgrade+0x900/0x900
[  335.990036]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  335.990058]  ? pvclock_read_flags+0x160/0x160
[  335.995405] kmalloc-32               967KB       1661KB
[  335.999811]  ? lapic_next_event+0x5a/0x90
[  336.003788] kmalloc-192              681KB        948KB
[  336.008250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  336.014137] kmem_cache               246KB        247KB
[  336.018600]  ? kvm_clock_read+0x18/0x30
[  336.023975] Out of memory: Kill process 6123 (syz-fuzzer) score 30 or sacrifice child
[  336.028536]  ? kvm_sched_clock_read+0x9/0x20
[  336.032382] Killed process 6217 (syz-executor4) total-vm:70212kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB
[  336.037655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.396715]  ? check_preemption_disabled+0x48/0x280
[  339.401754]  irq_exit+0x17f/0x1c0
[  339.405215]  smp_apic_timer_interrupt+0x1cb/0x760
[  339.410061]  ? smp_reschedule_interrupt+0x109/0x650
[  339.415087]  ? smp_call_function_single_interrupt+0x650/0x650
[  339.420983]  ? interrupt_entry+0xb5/0xc0
[  339.425058]  ? trace_hardirqs_off_caller+0xbb/0x310
[  339.430083]  ? trace_hardirqs_off_caller+0xbb/0x310
[  339.435104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.439958]  ? trace_hardirqs_on_caller+0x310/0x310
[  339.444977]  ? trace_hardirqs_on_caller+0x310/0x310
[  339.450007]  ? task_prio+0x50/0x50
[  339.453571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.459114]  ? check_preemption_disabled+0x48/0x280
[  339.464143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.469003]  apic_timer_interrupt+0xf/0x20
[  339.473235]  </IRQ>
[  339.475481] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  339.480431] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  339.499339] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  339.507045] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  339.514315] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  339.521589] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  339.528857] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  339.536138] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  339.543440]  skb_clone+0x1bb/0x500
[  339.546985]  ? finish_task_switch+0x663/0x910
[  339.551479]  ? skb_split+0x11e0/0x11e0
[  339.555384]  ? preempt_notifier_register+0x200/0x200
[  339.560488]  ? __switch_to_asm+0x34/0x70
[  339.564566]  ? __switch_to_asm+0x34/0x70
[  339.568631]  ? __switch_to_asm+0x40/0x70
[  339.572717]  ? __switch_to_asm+0x34/0x70
[  339.576777]  ? __switch_to_asm+0x40/0x70
[  339.580874]  ? __switch_to_asm+0x34/0x70
[  339.584955]  ? __switch_to_asm+0x40/0x70
[  339.589037]  ? __switch_to_asm+0x34/0x70
[  339.593105]  ? __switch_to_asm+0x34/0x70
[  339.597182]  ? __switch_to_asm+0x40/0x70
[  339.601252]  ? __switch_to_asm+0x34/0x70
[  339.605339]  bpf_clone_redirect+0xb9/0x490
[  339.609588]  ? __schedule+0x8d7/0x21d0
[  339.613486]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  339.618513]  ? __sched_text_start+0x8/0x8
[  339.622669]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  339.627451]  ? find_held_lock+0x36/0x1c0
[  339.631533]  ? lock_acquire+0x1ed/0x520
[  339.635537]  ? bpf_test_run+0x3cb/0x780
[  339.639514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.645061]  ? check_preemption_disabled+0x48/0x280
[  339.650107]  ? kasan_check_read+0x11/0x20
[  339.654279]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  339.659561]  ? rcu_softirq_qs+0x20/0x20
[  339.663556]  ? preempt_schedule+0x4d/0x60
[  339.667707]  ? ___preempt_schedule+0x16/0x18
[  339.672131]  ? bpf_test_run+0x25d/0x780
[  339.676121]  ? netlink_diag_dump+0x2a0/0x2a0
[  339.680536]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.686076]  ? bpf_test_init.isra.10+0x70/0x100
[  339.690759]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  339.695595]  ? bpf_test_finish.isra.9+0x260/0x260
[  339.700446]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  339.705989]  ? fput+0x130/0x1a0
[  339.709285]  ? __bpf_prog_get+0x9b/0x290
[  339.713370]  ? bpf_test_finish.isra.9+0x260/0x260
[  339.718219]  ? bpf_prog_test_run+0x130/0x1a0
[  339.722683]  ? __x64_sys_bpf+0x3db/0x520
[  339.726753]  ? bpf_prog_get+0x20/0x20
[  339.730626]  ? do_syscall_64+0x1b9/0x820
[  339.734696]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  339.740064]  ? syscall_return_slowpath+0x5e0/0x5e0
[  339.745037]  ? trace_hardirqs_on_caller+0x310/0x310
[  339.750066]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  339.755094]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  339.761766]  ? __switch_to_asm+0x40/0x70
[  339.765837]  ? __switch_to_asm+0x34/0x70
[  339.769916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.774785]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  339.780223] aoe: skb alloc failure
[  339.783792] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  339.790254] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  339.794277] syz-executor2 cpuset=syz2 mems_allowed=0
[  339.803976] init cpuset=/ mems_allowed=0
[  339.809071] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  339.820368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  339.829728] Call Trace:
[  339.832303]  <IRQ>
[  339.834455]  dump_stack+0x244/0x39d
[  339.838087]  ? dump_stack_print_info.cold.1+0x20/0x20
[  339.843288]  warn_alloc.cold.116+0xb7/0x1bd
[  339.847608]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  339.852469]  ? lock_downgrade+0x900/0x900
[  339.856647]  ? trace_hardirqs_off+0xb8/0x310
[  339.861064]  ? trace_hardirqs_off+0xb8/0x310
[  339.865476]  __alloc_pages_slowpath+0x2651/0x2de0
[  339.870344]  ? warn_alloc+0x120/0x120
[  339.874149]  ? warn_alloc+0x120/0x120
[  339.877966]  ? __lock_acquire+0x62f/0x4c20
[  339.882201]  ? warn_alloc+0x120/0x120
[  339.885998]  ? print_usage_bug+0xc0/0xc0
[  339.890063]  ? print_usage_bug+0xc0/0xc0
[  339.894132]  ? print_usage_bug+0xc0/0xc0
[  339.898197]  ? mark_held_locks+0x130/0x130
[  339.902437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  339.907994]  ? should_fail+0x22d/0xd01
[  339.911878]  ? zap_class+0x640/0x640
[  339.915607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.920709]  ? __lock_acquire+0x62f/0x4c20
[  339.924946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  339.930046]  ? should_fail+0x22d/0xd01
[  339.933937]  ? zap_class+0x640/0x640
[  339.937663]  ? mark_held_locks+0x130/0x130
[  339.941917]  ? mark_held_locks+0x130/0x130
[  339.946173]  ? zap_class+0x640/0x640
[  339.949898]  ? zap_class+0x640/0x640
[  339.953619]  ? up+0xea/0x1c0
[  339.956650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  339.962187]  ? check_preemption_disabled+0x48/0x280
[  339.967238]  ? __lock_is_held+0xb5/0x140
[  339.971319]  __alloc_pages_nodemask+0xad8/0xea0
[  339.976000]  ? zap_class+0x640/0x640
[  339.979713]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  339.984809]  ? find_held_lock+0x36/0x1c0
[  339.988864]  ? ____cache_alloc_node+0x1c7/0x1e0
[  339.993533]  ? lock_downgrade+0x900/0x900
[  339.997700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.003253]  cache_grow_begin+0xa5/0x8c0
[  340.007315]  ? do_raw_spin_unlock+0xa7/0x330
[  340.011730]  fallback_alloc+0x204/0x2e0
[  340.015709]  ____cache_alloc_node+0x1c7/0x1e0
[  340.020212]  kmem_cache_alloc_node+0xe3/0x730
[  340.024712]  ? lockdep_hardirqs_on+0x296/0x5b0
[  340.029300]  __alloc_skb+0x119/0x770
[  340.033016]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  340.038407]  ? netdev_alloc_frag+0x1f0/0x1f0
[  340.042836]  ? vprintk_default+0x28/0x30
[  340.046930]  ? vprintk_func+0x85/0x181
[  340.050944]  ? printk+0xa7/0xcf
[  340.054219]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  340.058979]  new_skb+0x26/0x1c0
[  340.062288]  aoecmd_cfg+0x279/0x7f0
[  340.065920]  ? find_held_lock+0x36/0x1c0
[  340.069982]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  340.074318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.079871]  ? __lock_is_held+0xb5/0x140
[  340.083947]  discover_timer+0x50/0x60
[  340.087743]  call_timer_fn+0x272/0x920
[  340.091632]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  340.096483]  ? process_timeout+0x40/0x40
[  340.100550]  ? __run_timers+0x7da/0xc70
[  340.104524]  ? _raw_spin_unlock_irq+0x27/0x80
[  340.109020]  ? _raw_spin_unlock_irq+0x27/0x80
[  340.113525]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  340.118951]  ? lockdep_hardirqs_on+0x296/0x5b0
[  340.123601]  ? trace_hardirqs_on+0xbd/0x310
[  340.127942]  ? kasan_check_read+0x11/0x20
[  340.132090]  ? __run_timers+0x7da/0xc70
[  340.136084]  ? trace_hardirqs_off_caller+0x310/0x310
[  340.141214]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  340.146595]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  340.151450]  __run_timers+0x7e5/0xc70
[  340.155273]  ? timer_fixup_init+0x70/0x70
[  340.159469]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  340.164498]  ? zap_class+0x640/0x640
[  340.168212]  ? enqueue_hrtimer+0x1a5/0x560
[  340.172452]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  340.177654]  ? find_held_lock+0x36/0x1c0
[  340.181739]  ? zap_class+0x640/0x640
[  340.185462]  ? pvclock_read_flags+0x160/0x160
[  340.189956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.195504]  ? check_preemption_disabled+0x48/0x280
[  340.200531]  ? __lock_is_held+0xb5/0x140
[  340.204593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.210134]  ? check_preemption_disabled+0x48/0x280
[  340.215153]  run_timer_softirq+0x52/0xb0
[  340.219219]  ? rcu_read_lock_sched_held+0x14f/0x180
[  340.224239]  __do_softirq+0x308/0xb7e
[  340.228048]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  340.232541]  ? lock_downgrade+0x900/0x900
[  340.236695]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  340.241805]  ? pvclock_read_flags+0x160/0x160
[  340.246314]  ? lapic_next_event+0x5a/0x90
[  340.250495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.256057]  ? kvm_clock_read+0x18/0x30
[  340.260035]  ? kvm_sched_clock_read+0x9/0x20
[  340.264446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.269993]  ? check_preemption_disabled+0x48/0x280
[  340.275022]  irq_exit+0x17f/0x1c0
[  340.278519]  smp_apic_timer_interrupt+0x1cb/0x760
[  340.283400]  ? smp_reschedule_interrupt+0x109/0x650
[  340.288418]  ? smp_call_function_single_interrupt+0x650/0x650
[  340.294309]  ? interrupt_entry+0xb5/0xc0
[  340.298372]  ? trace_hardirqs_off_caller+0xbb/0x310
[  340.303399]  ? trace_hardirqs_off_caller+0xbb/0x310
[  340.308417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.313265]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.318281]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.323298]  ? task_prio+0x50/0x50
[  340.326842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.332380]  ? check_preemption_disabled+0x48/0x280
[  340.337405]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.342258]  apic_timer_interrupt+0xf/0x20
[  340.346489]  </IRQ>
[  340.348744] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  340.353690] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  340.372616] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  340.380325] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  340.387602] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  340.394871] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  340.402145] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  340.409427] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  340.416745]  skb_clone+0x1bb/0x500
[  340.420283]  ? finish_task_switch+0x663/0x910
[  340.424774]  ? skb_split+0x11e0/0x11e0
[  340.428680]  ? preempt_notifier_register+0x200/0x200
[  340.433783]  ? __switch_to_asm+0x34/0x70
[  340.437852]  ? __switch_to_asm+0x34/0x70
[  340.441917]  ? __switch_to_asm+0x40/0x70
[  340.445976]  ? __switch_to_asm+0x34/0x70
[  340.450033]  ? __switch_to_asm+0x40/0x70
[  340.454095]  ? __switch_to_asm+0x34/0x70
[  340.458202]  ? __switch_to_asm+0x40/0x70
[  340.462273]  ? __switch_to_asm+0x34/0x70
[  340.466337]  ? __switch_to_asm+0x34/0x70
[  340.470431]  ? __switch_to_asm+0x40/0x70
[  340.474543]  ? __switch_to_asm+0x34/0x70
[  340.478611]  bpf_clone_redirect+0xb9/0x490
[  340.482891]  ? __schedule+0x8d7/0x21d0
[  340.486784]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  340.491801]  ? __sched_text_start+0x8/0x8
[  340.495949]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  340.500712]  ? find_held_lock+0x36/0x1c0
[  340.504779]  ? lock_acquire+0x1ed/0x520
[  340.508751]  ? bpf_test_run+0x3cb/0x780
[  340.512727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  340.518265]  ? check_preemption_disabled+0x48/0x280
[  340.523287]  ? kasan_check_read+0x11/0x20
[  340.527452]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  340.532743]  ? rcu_softirq_qs+0x20/0x20
[  340.536720]  ? preempt_schedule+0x4d/0x60
[  340.540872]  ? ___preempt_schedule+0x16/0x18
[  340.545302]  ? bpf_test_run+0x25d/0x780
[  340.549287]  ? netlink_diag_dump+0x2a0/0x2a0
[  340.553715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.559270]  ? bpf_test_init.isra.10+0x70/0x100
[  340.563948]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  340.568715]  ? bpf_test_finish.isra.9+0x260/0x260
[  340.573558]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  340.579093]  ? fput+0x130/0x1a0
[  340.582393]  ? __bpf_prog_get+0x9b/0x290
[  340.586476]  ? bpf_test_finish.isra.9+0x260/0x260
[  340.591352]  ? bpf_prog_test_run+0x130/0x1a0
[  340.595767]  ? __x64_sys_bpf+0x3db/0x520
[  340.599858]  ? bpf_prog_get+0x20/0x20
[  340.603705]  ? do_syscall_64+0x1b9/0x820
[  340.607796]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  340.613197]  ? syscall_return_slowpath+0x5e0/0x5e0
[  340.618153]  ? trace_hardirqs_on_caller+0x310/0x310
[  340.623204]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  340.628237]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  340.634929]  ? __switch_to_asm+0x40/0x70
[  340.638996]  ? __switch_to_asm+0x34/0x70
[  340.643072]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.647951]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  340.653344] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  340.653350] warn_alloc_show_mem: 2 callbacks suppressed
[  340.653358] Mem-Info:
[  340.659607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  340.659631] Call Trace:
[  340.665013] active_anon:51362 inactive_anon:188 isolated_anon:0
[  340.665013]  active_file:14 inactive_file:10 isolated_file:0
[  340.665013]  unevictable:0 dirty:0 writeback:0 unstable:0
[  340.665013]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  340.665013]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  340.665013]  free:13762 free_pcp:570 free_cma:0
[  340.667393]  <IRQ>
[  340.676773] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  340.679366]  dump_stack+0x244/0x39d
[  340.712234] 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
[  340.714402]  ? dump_stack_print_info.cold.1+0x20/0x20
[  340.741812] lowmem_reserve[]: 0 2818 6321 6321
[  340.745472]  warn_alloc.cold.116+0xb7/0x1bd
[  340.771547] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:88kB free_cma:0kB
[  340.776735]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  340.781291] lowmem_reserve[]: 0 0 3503 3503
[  340.785640]  ? lock_downgrade+0x900/0x900
[  340.813221] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:1004kB free_cma:0kB
[  340.818081]  ? trace_hardirqs_off+0xb8/0x310
[  340.822402] lowmem_reserve[]: 0 0 0 0
[  340.826561]  ? trace_hardirqs_off+0xb8/0x310
[  340.855626] 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
[  340.860055]  __alloc_pages_slowpath+0x2651/0x2de0
[  340.863837] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  340.868271]  ? warn_alloc+0x120/0x120
[  340.881771] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  340.886648]  ? find_held_lock+0x36/0x1c0
[  340.901922] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  340.905735]  ? warn_alloc+0x120/0x120
[  340.920734] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  340.924802]  ? warn_alloc+0x120/0x120
[  340.933630] 268 total pagecache pages
[  340.937447]  ? print_usage_bug+0xc0/0xc0
[  340.946017] 0 pages in swap cache
[  340.949816]  ? zap_class+0x640/0x640
[  340.953590] Swap cache stats: add 0, delete 0, find 0/0
[  340.957652]  ? print_usage_bug+0xc0/0xc0
[  340.961080] Free swap  = 0kB
[  340.961089] Total swap = 0kB
[  340.964804]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  340.970141] 1965979 pages RAM
[  340.974213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  340.977199] 0 pages HighMem/MovableOnly
[  340.980217]  ? should_fail+0x22d/0xd01
[  340.985468] 342854 pages reserved
[  340.988567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  340.994077] 0 pages cma reserved
[  340.998046]  ? __lock_acquire+0x62f/0x4c20
[  341.001991] aoe: skb alloc failure
[  341.005388]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  341.010540] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  341.013834]  ? __lock_acquire+0x62f/0x4c20
[  341.018047] syz-executor2 cpuset=syz2 mems_allowed=0
[  341.021602]  ? should_fail+0x22d/0xd01
[  341.050429]  ? mark_held_locks+0x130/0x130
[  341.054710]  ? mark_held_locks+0x130/0x130
[  341.058947]  ? try_to_wake_up+0x11c/0x1490
[  341.063195]  ? lock_downgrade+0x900/0x900
[  341.067353]  ? zap_class+0x640/0x640
[  341.071071]  ? print_usage_bug+0xc0/0xc0
[  341.075137]  ? trace_hardirqs_off+0xb8/0x310
[  341.079570]  ? kasan_check_read+0x11/0x20
[  341.083729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.089278]  ? check_preemption_disabled+0x48/0x280
[  341.094309]  ? __lock_is_held+0xb5/0x140
[  341.098380]  __alloc_pages_nodemask+0xad8/0xea0
[  341.103049]  ? zap_class+0x640/0x640
[  341.106769]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  341.111799]  ? find_held_lock+0x36/0x1c0
[  341.115873]  ? ____cache_alloc_node+0x1c7/0x1e0
[  341.120699]  ? lock_downgrade+0x900/0x900
[  341.124895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.130446]  cache_grow_begin+0xa5/0x8c0
[  341.134522]  ? do_raw_spin_unlock+0xa7/0x330
[  341.138960]  fallback_alloc+0x204/0x2e0
[  341.142963]  ____cache_alloc_node+0x1c7/0x1e0
[  341.147464]  kmem_cache_alloc_node+0xe3/0x730
[  341.151964]  ? ipv6_get_ifaddr+0x42e/0x620
[  341.156214]  __alloc_skb+0x119/0x770
[  341.159930]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  341.165216]  ? netdev_alloc_frag+0x1f0/0x1f0
[  341.169645]  ? lock_downgrade+0x900/0x900
[  341.173824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.179365]  ? refcount_sub_and_test_checked+0x203/0x310
[  341.184824]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  341.190284]  ? addrconf_rs_timer+0x690/0x690
[  341.194712]  ndisc_alloc_skb+0x144/0x340
[  341.198782]  ndisc_send_rs+0x331/0x6e0
[  341.202678]  addrconf_rs_timer+0x314/0x690
[  341.206937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.211202]  call_timer_fn+0x272/0x920
[  341.215109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.219349]  ? process_timeout+0x40/0x40
[  341.223440]  ? mark_held_locks+0xc7/0x130
[  341.227592]  ? _raw_spin_unlock_irq+0x27/0x80
[  341.232104]  ? _raw_spin_unlock_irq+0x27/0x80
[  341.236614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.240850]  ? lockdep_hardirqs_on+0x296/0x5b0
[  341.245448]  ? trace_hardirqs_on+0xbd/0x310
[  341.249772]  ? kasan_check_read+0x11/0x20
[  341.253921]  ? __run_timers+0x7da/0xc70
[  341.257911]  ? trace_hardirqs_off_caller+0x310/0x310
[  341.263034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  341.267267]  __run_timers+0x7e5/0xc70
[  341.271081]  ? timer_fixup_init+0x70/0x70
[  341.275233]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  341.280251]  ? zap_class+0x640/0x640
[  341.283971]  ? print_usage_bug+0xc0/0xc0
[  341.288050]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  341.293278]  ? find_held_lock+0x36/0x1c0
[  341.297377]  ? zap_class+0x640/0x640
[  341.301131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.306691]  ? check_preemption_disabled+0x48/0x280
[  341.311718]  ? __lock_is_held+0xb5/0x140
[  341.315778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.321313]  ? check_preemption_disabled+0x48/0x280
[  341.326332]  run_timer_softirq+0x52/0xb0
[  341.330402]  ? rcu_read_lock_sched_held+0x14f/0x180
[  341.335422]  __do_softirq+0x308/0xb7e
[  341.339248]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  341.343759]  ? lock_downgrade+0x900/0x900
[  341.347918]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  341.353033]  ? pvclock_read_flags+0x160/0x160
[  341.357537]  ? lapic_next_event+0x5a/0x90
[  341.361691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.367235]  ? kvm_clock_read+0x18/0x30
[  341.371207]  ? kvm_sched_clock_read+0x9/0x20
[  341.375631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.381184]  ? check_preemption_disabled+0x48/0x280
[  341.386248]  irq_exit+0x17f/0x1c0
[  341.389719]  smp_apic_timer_interrupt+0x1cb/0x760
[  341.394569]  ? smp_call_function_single_interrupt+0x650/0x650
[  341.400450]  ? interrupt_entry+0xb5/0xc0
[  341.404512]  ? trace_hardirqs_off_caller+0xbb/0x310
[  341.409525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  341.414558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.419402]  ? trace_hardirqs_on_caller+0x310/0x310
[  341.424434]  ? trace_hardirqs_on_caller+0x310/0x310
[  341.429452]  ? task_prio+0x50/0x50
[  341.433009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.438545]  ? check_preemption_disabled+0x48/0x280
[  341.443569]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.448469]  apic_timer_interrupt+0xf/0x20
[  341.452701]  </IRQ>
[  341.454959] RIP: 0010:check_memory_region+0x117/0x1b0
[  341.460156] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  341.479063] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  341.486779] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  341.494077] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  341.501359] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  341.508682] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  341.515959] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  341.523275]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  341.528592]  kasan_check_read+0x11/0x20
[  341.532600]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  341.537710]  ? rcu_softirq_qs+0x20/0x20
[  341.541699]  rcu_is_watching+0x10/0x30
[  341.545594]  page_evictable+0x3c0/0x540
[  341.549582]  ? kswapd_stop+0x100/0x100
[  341.553489]  ? trace_hardirqs_off_caller+0x310/0x310
[  341.558608]  ? perf_trace_sched_process_exec+0x860/0x860
[  341.564080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.569633]  ? check_preemption_disabled+0x48/0x280
[  341.574665]  shrink_active_list+0x869/0x1f00
[  341.579115]  ? mark_held_locks+0xc7/0x130
[  341.583301]  ? shrink_inactive_list+0x1c60/0x1c60
[  341.588163]  ? trace_hardirqs_on+0xbd/0x310
[  341.592553]  ? find_held_lock+0x36/0x1c0
[  341.596622]  ? shrink_inactive_list+0xa4a/0x1c60
[  341.601384]  ? trace_hardirqs_off_caller+0x310/0x310
[  341.606493]  ? zap_class+0x640/0x640
[  341.610221]  ? print_usage_bug+0xc0/0xc0
[  341.614311]  ? __page_frag_cache_drain+0x210/0x210
[  341.619249]  ? print_usage_bug+0xc0/0xc0
[  341.623327]  ? mark_held_locks+0xc7/0x130
[  341.627500]  ? find_held_lock+0x36/0x1c0
[  341.631596]  ? zap_class+0x640/0x640
[  341.635354]  ? mark_held_locks+0xc7/0x130
[  341.639559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.645134]  ? check_preemption_disabled+0x48/0x280
[  341.650179]  ? zap_class+0x640/0x640
[  341.653906]  ? __lock_is_held+0xb5/0x140
[  341.657995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.663545]  ? check_preemption_disabled+0x48/0x280
[  341.668586]  ? __lock_is_held+0xb5/0x140
[  341.672702]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  341.677757]  ? inactive_list_is_low+0x305/0x880
[  341.682486]  ? lruvec_lru_size+0x450/0x450
[  341.686748]  ? kasan_check_read+0x11/0x20
[  341.690924]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  341.695867]  shrink_node_memcg+0x803/0x18f0
[  341.700223]  ? shrink_active_list+0x1f00/0x1f00
[  341.704915]  ? lock_downgrade+0x900/0x900
[  341.709080]  ? check_flush_dependency+0x410/0x410
[  341.713939]  ? kasan_check_read+0x11/0x20
[  341.718095]  ? do_raw_spin_unlock+0xa7/0x330
[  341.722514]  ? ___preempt_schedule+0x16/0x18
[  341.726947]  ? _raw_spin_unlock+0x3f/0x50
[  341.731109]  shrink_node+0x3bc/0x16b0
[  341.734922]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  341.740232]  ? shrink_node_memcg+0x18f0/0x18f0
[  341.744837]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  341.749424]  ? trace_hardirqs_on+0xbd/0x310
[  341.753752]  ? vmpressure+0x271/0x340
[  341.757594]  ? do_raw_spin_trylock+0x270/0x270
[  341.762205]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  341.767784]  ? __cpuset_node_allowed+0x19b/0x660
[  341.772550]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  341.778269]  ? vmpressure+0x1a2/0x340
[  341.782090]  do_try_to_free_pages+0x3e7/0x1290
[  341.786707]  ? zap_class+0x640/0x640
[  341.790457]  ? shrink_node+0x16b0/0x16b0
[  341.794536]  ? __lock_is_held+0xb5/0x140
[  341.798629]  try_to_free_pages+0x4d0/0xb90
[  341.802901]  ? do_try_to_free_pages+0x1290/0x1290
[  341.807788]  ? lock_acquire+0x1ed/0x520
[  341.811806]  ? set_page_refcounted+0x280/0x280
[  341.816404]  ? lock_release+0xa00/0xa00
[  341.820408]  ? _raw_spin_unlock_irq+0x60/0x80
[  341.824920]  ? psi_memstall_enter+0x240/0x2b0
[  341.829430]  ? psi_memstall_tick+0x230/0x230
[  341.833870]  __alloc_pages_slowpath+0xa48/0x2de0
[  341.838678]  ? warn_alloc+0x120/0x120
[  341.842488]  ? mark_held_locks+0x130/0x130
[  341.846779]  ? find_get_entry+0xaae/0x1120
[  341.851032]  ? filemap_map_pages+0x1a20/0x1a20
[  341.855626]  ? zap_class+0x640/0x640
[  341.859352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  341.864946]  ? check_preemption_disabled+0x48/0x280
[  341.870004]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.875567]  ? should_fail+0x22d/0xd01
[  341.879472]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  341.884623]  ? zap_class+0x640/0x640
[  341.888388]  ? __lock_is_held+0xb5/0x140
[  341.892471]  ? mark_held_locks+0x130/0x130
[  341.896769]  ? lock_release+0xa00/0xa00
[  341.900791]  ? perf_trace_sched_process_exec+0x860/0x860
[  341.906255]  ? xa_load+0x2ba/0x460
[  341.909822]  ? lock_downgrade+0x900/0x900
[  341.913986]  ? __might_sleep+0x95/0x190
[  341.917971]  __alloc_pages_nodemask+0xad8/0xea0
[  341.922655]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  341.927678]  ? __page_cache_alloc+0x191/0x5c0
[  341.932178]  ? xa_load+0x2e1/0x460
[  341.935762]  ? xa_clear_mark+0x40/0x40
[  341.939689]  ? zap_class+0x640/0x640
[  341.943416]  ? zap_class+0x640/0x640
[  341.947156]  ? zap_class+0x640/0x640
[  341.950879]  ? __do_page_cache_readahead+0x663/0x810
[  341.956005]  ? find_held_lock+0x36/0x1c0
[  341.960078]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  341.965634]  alloc_pages_current+0x173/0x350
[  341.970166]  __page_cache_alloc+0x38c/0x5c0
[  341.974508]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  341.979447]  ? kasan_check_read+0x11/0x20
[  341.983602]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  341.989155]  ? generic_perform_write+0x6a0/0x6a0
[  341.993922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  341.999468]  ? check_preemption_disabled+0x48/0x280
[  342.004501]  filemap_fault+0x1595/0x25f0
[  342.008581]  ? __lock_page_or_retry+0xa00/0xa00
[  342.013257]  ? mark_held_locks+0x130/0x130
[  342.017510]  ? filemap_map_pages+0xd6b/0x1a20
[  342.022025]  ? lock_downgrade+0x900/0x900
[  342.026188]  ? check_preemption_disabled+0x48/0x280
[  342.031214]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  342.036149]  ? kasan_check_read+0x11/0x20
[  342.040316]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  342.045598]  ? rcu_softirq_qs+0x20/0x20
[  342.049608]  ? filemap_map_pages+0xd92/0x1a20
[  342.054115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.059683]  ? find_get_entries_tag+0x1400/0x1400
[  342.064562]  ? __lock_acquire+0x62f/0x4c20
[  342.068832]  ? lock_acquire+0x1ed/0x520
[  342.072828]  ? ext4_filemap_fault+0x7a/0xad
[  342.077182]  ? lock_release+0xa00/0xa00
[  342.081189]  ? perf_trace_sched_process_exec+0x860/0x860
[  342.086658]  ? print_usage_bug+0xc0/0xc0
[  342.090731]  ? print_usage_bug+0xc0/0xc0
[  342.094811]  ? down_read+0x8d/0x120
[  342.098459]  ? ext4_filemap_fault+0x7a/0xad
[  342.102786]  ? __down_interruptible+0x700/0x700
[  342.107480]  ext4_filemap_fault+0x82/0xad
[  342.111642]  __do_fault+0x100/0x6b0
[  342.115284]  ? pmd_devmap_trans_unstable+0x220/0x220
[  342.120498]  ? mark_held_locks+0x130/0x130
[  342.124750]  ? mark_held_locks+0x130/0x130
[  342.128993]  ? find_held_lock+0x36/0x1c0
[  342.133069]  ? find_held_lock+0x36/0x1c0
[  342.137159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.142706]  __handle_mm_fault+0x3ea0/0x5be0
[  342.147122]  ? poll_select_copy_remaining+0x18c/0x6a0
[  342.152341]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  342.157192]  ? __might_fault+0x12b/0x1e0
[  342.161272]  ? lock_downgrade+0x900/0x900
[  342.165450]  ? zap_class+0x640/0x640
[  342.169170]  ? zap_class+0x640/0x640
[  342.172901]  ? find_held_lock+0x36/0x1c0
[  342.176980]  ? handle_mm_fault+0x42a/0xc70
[  342.181219]  ? lock_downgrade+0x900/0x900
[  342.185370]  ? check_preemption_disabled+0x48/0x280
[  342.190397]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  342.195329]  ? kasan_check_read+0x11/0x20
[  342.199500]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  342.204815]  ? rcu_softirq_qs+0x20/0x20
[  342.208816]  ? trace_hardirqs_off_caller+0x310/0x310
[  342.213932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.219479]  ? check_preemption_disabled+0x48/0x280
[  342.224525]  handle_mm_fault+0x54f/0xc70
[  342.228639]  ? __handle_mm_fault+0x5be0/0x5be0
[  342.233258]  ? find_vma+0x34/0x190
[  342.236849]  __do_page_fault+0x5e8/0xe60
[  342.240935]  ? trace_hardirqs_off+0xb8/0x310
[  342.245361]  do_page_fault+0xf2/0x7e0
[  342.249180]  ? vmalloc_sync_all+0x30/0x30
[  342.253391]  ? error_entry+0x70/0xd0
[  342.257116]  ? trace_hardirqs_off_caller+0xbb/0x310
[  342.262196]  ? trace_hardirqs_on_caller+0xc0/0x310
[  342.267147]  ? syscall_return_slowpath+0x5e0/0x5e0
[  342.272103]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  342.276956]  ? trace_hardirqs_on_caller+0x310/0x310
[  342.281978]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  342.287438]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  342.292465]  ? prepare_exit_to_usermode+0x291/0x3b0
[  342.297492]  ? page_fault+0x8/0x30
[  342.301041]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  342.305900]  ? page_fault+0x8/0x30
[  342.309449]  page_fault+0x1e/0x30
[  342.312931] RIP: 0033:0x7efe5ebdedd3
[  342.316676] Code: Bad RIP value.
[  342.320040] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  342.325417] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  342.332688] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  342.339963] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  342.347236] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  342.354508] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  342.361824] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  342.361826] Mem-Info:
[  342.361856] active_anon:51362 inactive_anon:188 isolated_anon:0
[  342.361856]  active_file:14 inactive_file:10 isolated_file:0
[  342.361856]  unevictable:0 dirty:0 writeback:0 unstable:0
[  342.361856]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  342.361856]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  342.361856]  free:13762 free_pcp:570 free_cma:0
[  342.369109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  342.371550] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  342.404392] Call Trace:
[  342.413747] 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
[  342.441162]  <IRQ>
[  342.443749] lowmem_reserve[]: 0 2818 6321 6321
[  342.469857]  dump_stack+0x244/0x39d
[  342.471975] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  342.476564]  ? dump_stack_print_info.cold.1+0x20/0x20
[  342.480165] lowmem_reserve[]: 0 0 3503 3503
[  342.507838]  warn_alloc.cold.116+0xb7/0x1bd
[  342.512991] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  342.517318]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  342.521625] lowmem_reserve[]: 0 0 0 0
[  342.550601]  ? lock_downgrade+0x900/0x900
[  342.555422] 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
[  342.559224]  ? trace_hardirqs_off+0xb8/0x310
[  342.563346] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  342.576865]  ? trace_hardirqs_off+0xb8/0x310
[  342.581245] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  342.596499]  __alloc_pages_slowpath+0x2651/0x2de0
[  342.600890] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  342.615922]  ? warn_alloc+0x120/0x120
[  342.620727] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  342.629553]  ? warn_alloc+0x120/0x120
[  342.633329] 268 total pagecache pages
[  342.641919]  ? warn_alloc+0x120/0x120
[  342.645710] 0 pages in swap cache
[  342.649498]  ? print_usage_bug+0xc0/0xc0
[  342.653303] Swap cache stats: add 0, delete 0, find 0/0
[  342.656744]  ? print_usage_bug+0xc0/0xc0
[  342.660781] Free swap  = 0kB
[  342.666140]  ? ktime_get+0x2c1/0x400
[  342.670179] Total swap = 0kB
[  342.673194]  ? check_preemption_disabled+0x48/0x280
[  342.676877] 1965979 pages RAM
[  342.679902]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  342.684915] 0 pages HighMem/MovableOnly
[  342.688042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  342.692510] 342854 pages reserved
[  342.696476]  ? should_fail+0x22d/0xd01
[  342.701990] 0 pages cma reserved
[  342.705436]  ? kasan_check_read+0x11/0x20
[  342.709361] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  342.712662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.712679]  ? __lock_acquire+0x62f/0x4c20
[  342.712695]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  342.716904] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  342.723327]  ? should_fail+0x22d/0xd01
[  342.728408] init cpuset=/ mems_allowed=0
[  342.732665]  ? print_usage_bug+0xc0/0xc0
[  342.759437]  ? mark_held_locks+0x130/0x130
[  342.763676]  ? mark_held_locks+0x130/0x130
[  342.767932]  ? check_preemption_disabled+0x48/0x280
[  342.772962]  ? zap_class+0x640/0x640
[  342.776683]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  342.781441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.786980]  ? check_preemption_disabled+0x48/0x280
[  342.792007]  ? __lock_is_held+0xb5/0x140
[  342.796090]  __alloc_pages_nodemask+0xad8/0xea0
[  342.800759]  ? zap_class+0x640/0x640
[  342.804477]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  342.809527]  ? find_held_lock+0x36/0x1c0
[  342.813593]  ? ____cache_alloc_node+0x1c7/0x1e0
[  342.818362]  ? lock_downgrade+0x900/0x900
[  342.822521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.828065]  cache_grow_begin+0xa5/0x8c0
[  342.832142]  ? do_raw_spin_unlock+0xa7/0x330
[  342.836601]  fallback_alloc+0x204/0x2e0
[  342.840585]  ____cache_alloc_node+0x1c7/0x1e0
[  342.845092]  kmem_cache_alloc_node+0xe3/0x730
[  342.849593]  ? lockdep_hardirqs_on+0x296/0x5b0
[  342.854184]  __alloc_skb+0x119/0x770
[  342.857908]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  342.863293]  ? netdev_alloc_frag+0x1f0/0x1f0
[  342.867719]  ? vprintk_default+0x28/0x30
[  342.871798]  ? vprintk_func+0x85/0x181
[  342.875698]  ? printk+0xa7/0xcf
[  342.878980]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  342.883744]  new_skb+0x26/0x1c0
[  342.887028]  aoecmd_cfg+0x279/0x7f0
[  342.890666]  ? find_held_lock+0x36/0x1c0
[  342.894731]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  342.899063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  342.904626]  ? __lock_is_held+0xb5/0x140
[  342.908707]  discover_timer+0x50/0x60
[  342.912508]  call_timer_fn+0x272/0x920
[  342.916411]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  342.921258]  ? process_timeout+0x40/0x40
[  342.925335]  ? __run_timers+0x7da/0xc70
[  342.929313]  ? _raw_spin_unlock_irq+0x27/0x80
[  342.933811]  ? _raw_spin_unlock_irq+0x27/0x80
[  342.938345]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  342.943205]  ? lockdep_hardirqs_on+0x296/0x5b0
[  342.947790]  ? trace_hardirqs_on+0xbd/0x310
[  342.952120]  ? kasan_check_read+0x11/0x20
[  342.956269]  ? __run_timers+0x7da/0xc70
[  342.960248]  ? trace_hardirqs_off_caller+0x310/0x310
[  342.965361]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  342.970738]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  342.975578]  __run_timers+0x7e5/0xc70
[  342.979393]  ? timer_fixup_init+0x70/0x70
[  342.983544]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  342.988577]  ? zap_class+0x640/0x640
[  342.992310]  ? enqueue_hrtimer+0x1a5/0x560
[  342.996547]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  343.001756]  ? find_held_lock+0x36/0x1c0
[  343.005821]  ? zap_class+0x640/0x640
[  343.009537]  ? pvclock_read_flags+0x160/0x160
[  343.014060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.019613]  ? check_preemption_disabled+0x48/0x280
[  343.024650]  ? __lock_is_held+0xb5/0x140
[  343.028714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.034249]  ? check_preemption_disabled+0x48/0x280
[  343.039269]  run_timer_softirq+0x52/0xb0
[  343.043329]  ? rcu_read_lock_sched_held+0x14f/0x180
[  343.048346]  __do_softirq+0x308/0xb7e
[  343.052146]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  343.056675]  ? lock_downgrade+0x900/0x900
[  343.060829]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  343.065933]  ? pvclock_read_flags+0x160/0x160
[  343.070446]  ? lapic_next_event+0x5a/0x90
[  343.074611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.080177]  ? kvm_clock_read+0x18/0x30
[  343.084154]  ? kvm_sched_clock_read+0x9/0x20
[  343.088563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.094104]  ? check_preemption_disabled+0x48/0x280
[  343.099145]  irq_exit+0x17f/0x1c0
[  343.102607]  smp_apic_timer_interrupt+0x1cb/0x760
[  343.107453]  ? smp_reschedule_interrupt+0x109/0x650
[  343.112473]  ? smp_call_function_single_interrupt+0x650/0x650
[  343.118801]  ? interrupt_entry+0xb5/0xc0
[  343.122868]  ? trace_hardirqs_off_caller+0xbb/0x310
[  343.127910]  ? trace_hardirqs_off_caller+0xbb/0x310
[  343.132929]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  343.137778]  ? trace_hardirqs_on_caller+0x310/0x310
[  343.142794]  ? trace_hardirqs_on_caller+0x310/0x310
[  343.147809]  ? task_prio+0x50/0x50
[  343.151354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.157360]  ? check_preemption_disabled+0x48/0x280
[  343.162388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  343.167249]  apic_timer_interrupt+0xf/0x20
[  343.171476]  </IRQ>
[  343.173718] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  343.178654] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  343.197555] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  343.205262] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  343.212530] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  343.219803] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  343.227068] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  343.234348] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  343.241667]  skb_clone+0x1bb/0x500
[  343.245215]  ? finish_task_switch+0x663/0x910
[  343.249742]  ? skb_split+0x11e0/0x11e0
[  343.253654]  ? preempt_notifier_register+0x200/0x200
[  343.258757]  ? __switch_to_asm+0x34/0x70
[  343.262828]  ? __switch_to_asm+0x34/0x70
[  343.266892]  ? __switch_to_asm+0x40/0x70
[  343.270971]  ? __switch_to_asm+0x34/0x70
[  343.275034]  ? __switch_to_asm+0x40/0x70
[  343.279090]  ? __switch_to_asm+0x34/0x70
[  343.283151]  ? __switch_to_asm+0x40/0x70
[  343.287210]  ? __switch_to_asm+0x34/0x70
[  343.291271]  ? __switch_to_asm+0x34/0x70
[  343.295332]  ? __switch_to_asm+0x40/0x70
[  343.299398]  ? __switch_to_asm+0x34/0x70
[  343.303481]  bpf_clone_redirect+0xb9/0x490
[  343.307717]  ? __schedule+0x8d7/0x21d0
[  343.311610]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  343.316637]  ? __sched_text_start+0x8/0x8
[  343.320796]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  343.325566]  ? find_held_lock+0x36/0x1c0
[  343.329639]  ? lock_acquire+0x1ed/0x520
[  343.333632]  ? bpf_test_run+0x3cb/0x780
[  343.337620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.343169]  ? check_preemption_disabled+0x48/0x280
[  343.348209]  ? kasan_check_read+0x11/0x20
[  343.352405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  343.357696]  ? rcu_softirq_qs+0x20/0x20
[  343.361682]  ? preempt_schedule+0x4d/0x60
[  343.365832]  ? ___preempt_schedule+0x16/0x18
[  343.370251]  ? bpf_test_run+0x25d/0x780
[  343.374239]  ? netlink_diag_dump+0x2a0/0x2a0
[  343.378659]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.384199]  ? bpf_test_init.isra.10+0x70/0x100
[  343.388914]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  343.393685]  ? bpf_test_finish.isra.9+0x260/0x260
[  343.398528]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  343.404089]  ? fput+0x130/0x1a0
[  343.407377]  ? __bpf_prog_get+0x9b/0x290
[  343.411450]  ? bpf_test_finish.isra.9+0x260/0x260
[  343.416300]  ? bpf_prog_test_run+0x130/0x1a0
[  343.420721]  ? __x64_sys_bpf+0x3db/0x520
[  343.424789]  ? bpf_prog_get+0x20/0x20
[  343.428614]  ? do_syscall_64+0x1b9/0x820
[  343.432692]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  343.438055]  ? syscall_return_slowpath+0x5e0/0x5e0
[  343.442993]  ? trace_hardirqs_on_caller+0x310/0x310
[  343.448014]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  343.453070]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  343.459760]  ? __switch_to_asm+0x40/0x70
[  343.463822]  ? __switch_to_asm+0x34/0x70
[  343.467903]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  343.472756]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  343.478141] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  343.478210] aoe: skb alloc failure
[  343.484386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  343.484406] Call Trace:
[  343.484427]  <IRQ>
[  343.484448]  dump_stack+0x244/0x39d
[  343.484466]  ? dump_stack_print_info.cold.1+0x20/0x20
[  343.488016] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  343.497357]  warn_alloc.cold.116+0xb7/0x1bd
[  343.499944] syz-executor2 cpuset=syz2 mems_allowed=0
[  343.502094]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  343.535634]  ? lock_downgrade+0x900/0x900
[  343.539800]  ? trace_hardirqs_off+0xb8/0x310
[  343.544220]  ? trace_hardirqs_off+0xb8/0x310
[  343.548640]  __alloc_pages_slowpath+0x2651/0x2de0
[  343.553518]  ? warn_alloc+0x120/0x120
[  343.557328]  ? print_usage_bug+0xc0/0xc0
[  343.561411]  ? warn_alloc+0x120/0x120
[  343.565218]  ? warn_alloc+0x120/0x120
[  343.569025]  ? print_usage_bug+0xc0/0xc0
[  343.573090]  ? print_usage_bug+0xc0/0xc0
[  343.577157]  ? __lock_acquire+0x62f/0x4c20
[  343.581420]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  343.586961]  ? should_fail+0x22d/0xd01
[  343.590855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.595971]  ? __lock_acquire+0x62f/0x4c20
[  343.600233]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  343.605347]  ? __lock_acquire+0x62f/0x4c20
[  343.609583]  ? should_fail+0x22d/0xd01
[  343.613474]  ? find_held_lock+0x36/0x1c0
[  343.617546]  ? mark_held_locks+0x130/0x130
[  343.621786]  ? mark_held_locks+0x130/0x130
[  343.626025]  ? zap_class+0x640/0x640
[  343.629741]  ? zap_class+0x640/0x640
[  343.633458]  ? print_usage_bug+0xc0/0xc0
[  343.637521]  ? do_raw_spin_unlock+0xa7/0x330
[  343.641938]  ? zap_class+0x640/0x640
[  343.645659]  ? print_usage_bug+0xc0/0xc0
[  343.649723]  ? wq_watchdog_touch+0x9c/0xfe
[  343.653982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.659528]  ? check_preemption_disabled+0x48/0x280
[  343.664630]  ? __lock_is_held+0xb5/0x140
[  343.668761]  __alloc_pages_nodemask+0xad8/0xea0
[  343.673435]  ? zap_class+0x640/0x640
[  343.677175]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  343.682247]  ? find_held_lock+0x36/0x1c0
[  343.686323]  ? ____cache_alloc_node+0x1c7/0x1e0
[  343.690999]  ? lock_downgrade+0x900/0x900
[  343.695180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.700749]  cache_grow_begin+0xa5/0x8c0
[  343.704818]  ? do_raw_spin_unlock+0xa7/0x330
[  343.709239]  fallback_alloc+0x204/0x2e0
[  343.713222]  ____cache_alloc_node+0x1c7/0x1e0
[  343.717726]  kmem_cache_alloc_node+0xe3/0x730
[  343.722226]  ? ipv6_get_ifaddr+0x42e/0x620
[  343.726476]  __alloc_skb+0x119/0x770
[  343.730235]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  343.735538]  ? netdev_alloc_frag+0x1f0/0x1f0
[  343.739974]  ? lock_downgrade+0x900/0x900
[  343.744155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.749735]  ? refcount_sub_and_test_checked+0x203/0x310
[  343.755218]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  343.760682]  ? addrconf_rs_timer+0x690/0x690
[  343.765110]  ndisc_alloc_skb+0x144/0x340
[  343.769192]  ndisc_send_rs+0x331/0x6e0
[  343.773093]  addrconf_rs_timer+0x314/0x690
[  343.777378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.781629]  call_timer_fn+0x272/0x920
[  343.785519]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.789764]  ? process_timeout+0x40/0x40
[  343.793844]  ? mark_held_locks+0xc7/0x130
[  343.798003]  ? _raw_spin_unlock_irq+0x27/0x80
[  343.802506]  ? _raw_spin_unlock_irq+0x27/0x80
[  343.807018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.811258]  ? lockdep_hardirqs_on+0x296/0x5b0
[  343.815842]  ? trace_hardirqs_on+0xbd/0x310
[  343.820170]  ? kasan_check_read+0x11/0x20
[  343.824317]  ? __run_timers+0x7da/0xc70
[  343.828301]  ? trace_hardirqs_off_caller+0x310/0x310
[  343.833433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.837695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  343.841952]  __run_timers+0x7e5/0xc70
[  343.845779]  ? timer_fixup_init+0x70/0x70
[  343.849953]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  343.855007]  ? zap_class+0x640/0x640
[  343.858749]  ? print_usage_bug+0xc0/0xc0
[  343.862828]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  343.868051]  ? find_held_lock+0x36/0x1c0
[  343.872135]  ? zap_class+0x640/0x640
[  343.875933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.881527]  ? check_preemption_disabled+0x48/0x280
[  343.886576]  ? __lock_is_held+0xb5/0x140
[  343.890655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.896256]  ? check_preemption_disabled+0x48/0x280
[  343.901312]  run_timer_softirq+0x52/0xb0
[  343.905411]  ? rcu_read_lock_sched_held+0x14f/0x180
[  343.910445]  __do_softirq+0x308/0xb7e
[  343.914251]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  343.918749]  ? lock_downgrade+0x900/0x900
[  343.922906]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  343.928015]  ? pvclock_read_flags+0x160/0x160
[  343.932533]  ? lapic_next_event+0x5a/0x90
[  343.936685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.942259]  ? kvm_clock_read+0x18/0x30
[  343.946238]  ? kvm_sched_clock_read+0x9/0x20
[  343.950654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  343.956201]  ? check_preemption_disabled+0x48/0x280
[  343.961237]  irq_exit+0x17f/0x1c0
[  343.964697]  smp_apic_timer_interrupt+0x1cb/0x760
[  343.969567]  ? smp_call_function_single_interrupt+0x650/0x650
[  343.975477]  ? interrupt_entry+0xb5/0xc0
[  343.979561]  ? trace_hardirqs_off_caller+0xbb/0x310
[  343.984590]  ? trace_hardirqs_off_caller+0xbb/0x310
[  343.990094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  343.994952]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.000006]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.005043]  ? task_prio+0x50/0x50
[  344.008598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.014156]  ? check_preemption_disabled+0x48/0x280
[  344.019190]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.024047]  apic_timer_interrupt+0xf/0x20
[  344.028279]  </IRQ>
[  344.030524] RIP: 0010:check_memory_region+0x117/0x1b0
[  344.035717] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  344.054633] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  344.062367] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  344.069656] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  344.076947] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  344.084235] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  344.091538] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  344.098866]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  344.104194]  kasan_check_read+0x11/0x20
[  344.108199]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  344.113353]  ? rcu_softirq_qs+0x20/0x20
[  344.117347]  rcu_is_watching+0x10/0x30
[  344.121242]  page_evictable+0x3c0/0x540
[  344.125222]  ? kswapd_stop+0x100/0x100
[  344.129122]  ? trace_hardirqs_off_caller+0x310/0x310
[  344.134253]  ? perf_trace_sched_process_exec+0x860/0x860
[  344.139756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.145322]  ? check_preemption_disabled+0x48/0x280
[  344.150359]  shrink_active_list+0x869/0x1f00
[  344.154788]  ? mark_held_locks+0xc7/0x130
[  344.158954]  ? shrink_inactive_list+0x1c60/0x1c60
[  344.163815]  ? trace_hardirqs_on+0xbd/0x310
[  344.168157]  ? find_held_lock+0x36/0x1c0
[  344.172242]  ? shrink_inactive_list+0xa4a/0x1c60
[  344.177010]  ? trace_hardirqs_off_caller+0x310/0x310
[  344.182123]  ? zap_class+0x640/0x640
[  344.185849]  ? print_usage_bug+0xc0/0xc0
[  344.189940]  ? __page_frag_cache_drain+0x210/0x210
[  344.194891]  ? print_usage_bug+0xc0/0xc0
[  344.198966]  ? mark_held_locks+0xc7/0x130
[  344.203127]  ? find_held_lock+0x36/0x1c0
[  344.207203]  ? zap_class+0x640/0x640
[  344.210933]  ? mark_held_locks+0xc7/0x130
[  344.215099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.220676]  ? check_preemption_disabled+0x48/0x280
[  344.225716]  ? zap_class+0x640/0x640
[  344.229461]  ? __lock_is_held+0xb5/0x140
[  344.233536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.239112]  ? check_preemption_disabled+0x48/0x280
[  344.244174]  ? __lock_is_held+0xb5/0x140
[  344.248253]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  344.253275]  ? inactive_list_is_low+0x305/0x880
[  344.257954]  ? lruvec_lru_size+0x450/0x450
[  344.262189]  ? kasan_check_read+0x11/0x20
[  344.266402]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  344.271365]  shrink_node_memcg+0x803/0x18f0
[  344.275728]  ? shrink_active_list+0x1f00/0x1f00
[  344.280442]  ? lock_downgrade+0x900/0x900
[  344.284611]  ? check_flush_dependency+0x410/0x410
[  344.289469]  ? kasan_check_read+0x11/0x20
[  344.293625]  ? do_raw_spin_unlock+0xa7/0x330
[  344.298047]  ? ___preempt_schedule+0x16/0x18
[  344.302470]  ? _raw_spin_unlock+0x3f/0x50
[  344.306652]  shrink_node+0x3bc/0x16b0
[  344.310477]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  344.315791]  ? shrink_node_memcg+0x18f0/0x18f0
[  344.320384]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  344.324980]  ? trace_hardirqs_on+0xbd/0x310
[  344.329312]  ? vmpressure+0x271/0x340
[  344.333130]  ? do_raw_spin_trylock+0x270/0x270
[  344.337750]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  344.343305]  ? __cpuset_node_allowed+0x19b/0x660
[  344.348092]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  344.353816]  ? vmpressure+0x1a2/0x340
[  344.357632]  do_try_to_free_pages+0x3e7/0x1290
[  344.362222]  ? zap_class+0x640/0x640
[  344.365956]  ? shrink_node+0x16b0/0x16b0
[  344.370024]  ? __lock_is_held+0xb5/0x140
[  344.374120]  try_to_free_pages+0x4d0/0xb90
[  344.378450]  ? do_try_to_free_pages+0x1290/0x1290
[  344.383329]  ? lock_acquire+0x1ed/0x520
[  344.387314]  ? set_page_refcounted+0x280/0x280
[  344.391914]  ? lock_release+0xa00/0xa00
[  344.395937]  ? _raw_spin_unlock_irq+0x60/0x80
[  344.400451]  ? psi_memstall_enter+0x240/0x2b0
[  344.404951]  ? psi_memstall_tick+0x230/0x230
[  344.409389]  __alloc_pages_slowpath+0xa48/0x2de0
[  344.414181]  ? warn_alloc+0x120/0x120
[  344.418001]  ? mark_held_locks+0x130/0x130
[  344.422255]  ? find_get_entry+0xaae/0x1120
[  344.426517]  ? filemap_map_pages+0x1a20/0x1a20
[  344.431119]  ? zap_class+0x640/0x640
[  344.434878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.440464]  ? check_preemption_disabled+0x48/0x280
[  344.445517]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.451072]  ? should_fail+0x22d/0xd01
[  344.454987]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  344.460101]  ? zap_class+0x640/0x640
[  344.463842]  ? __lock_is_held+0xb5/0x140
[  344.467937]  ? mark_held_locks+0x130/0x130
[  344.472209]  ? lock_release+0xa00/0xa00
[  344.476223]  ? perf_trace_sched_process_exec+0x860/0x860
[  344.481694]  ? xa_load+0x2ba/0x460
[  344.485261]  ? lock_downgrade+0x900/0x900
[  344.489439]  ? __might_sleep+0x95/0x190
[  344.493440]  __alloc_pages_nodemask+0xad8/0xea0
[  344.498156]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  344.503195]  ? __page_cache_alloc+0x191/0x5c0
[  344.507701]  ? xa_load+0x2e1/0x460
[  344.511252]  ? xa_clear_mark+0x40/0x40
[  344.515185]  ? zap_class+0x640/0x640
[  344.518928]  ? zap_class+0x640/0x640
[  344.522654]  ? zap_class+0x640/0x640
[  344.526385]  ? __do_page_cache_readahead+0x663/0x810
[  344.531520]  ? find_held_lock+0x36/0x1c0
[  344.535624]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  344.541189]  alloc_pages_current+0x173/0x350
[  344.545619]  __page_cache_alloc+0x38c/0x5c0
[  344.549966]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  344.554907]  ? kasan_check_read+0x11/0x20
[  344.559061]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  344.564353]  ? generic_perform_write+0x6a0/0x6a0
[  344.569120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.574682]  ? check_preemption_disabled+0x48/0x280
[  344.579710]  filemap_fault+0x1595/0x25f0
[  344.583800]  ? __lock_page_or_retry+0xa00/0xa00
[  344.588477]  ? mark_held_locks+0x130/0x130
[  344.592726]  ? filemap_map_pages+0xd6b/0x1a20
[  344.597226]  ? lock_downgrade+0x900/0x900
[  344.601392]  ? check_preemption_disabled+0x48/0x280
[  344.606413]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  344.611343]  ? kasan_check_read+0x11/0x20
[  344.615496]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  344.620772]  ? rcu_softirq_qs+0x20/0x20
[  344.624764]  ? filemap_map_pages+0xd92/0x1a20
[  344.629264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  344.634807]  ? find_get_entries_tag+0x1400/0x1400
[  344.639678]  ? __lock_acquire+0x62f/0x4c20
[  344.643936]  ? lock_acquire+0x1ed/0x520
[  344.647944]  ? ext4_filemap_fault+0x7a/0xad
[  344.652329]  ? lock_release+0xa00/0xa00
[  344.656308]  ? perf_trace_sched_process_exec+0x860/0x860
[  344.661759]  ? print_usage_bug+0xc0/0xc0
[  344.665821]  ? print_usage_bug+0xc0/0xc0
[  344.669896]  ? down_read+0x8d/0x120
[  344.673538]  ? ext4_filemap_fault+0x7a/0xad
[  344.677872]  ? __down_interruptible+0x700/0x700
[  344.682555]  ext4_filemap_fault+0x82/0xad
[  344.686705]  __do_fault+0x100/0x6b0
[  344.690349]  ? pmd_devmap_trans_unstable+0x220/0x220
[  344.695486]  ? mark_held_locks+0x130/0x130
[  344.699723]  ? mark_held_locks+0x130/0x130
[  344.703957]  ? find_held_lock+0x36/0x1c0
[  344.708023]  ? find_held_lock+0x36/0x1c0
[  344.712089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.717650]  __handle_mm_fault+0x3ea0/0x5be0
[  344.722071]  ? poll_select_copy_remaining+0x18c/0x6a0
[  344.727268]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  344.732116]  ? __might_fault+0x12b/0x1e0
[  344.736184]  ? lock_downgrade+0x900/0x900
[  344.740345]  ? zap_class+0x640/0x640
[  344.744059]  ? zap_class+0x640/0x640
[  344.747776]  ? find_held_lock+0x36/0x1c0
[  344.751845]  ? handle_mm_fault+0x42a/0xc70
[  344.756102]  ? lock_downgrade+0x900/0x900
[  344.760255]  ? check_preemption_disabled+0x48/0x280
[  344.765277]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  344.770208]  ? kasan_check_read+0x11/0x20
[  344.774358]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  344.779637]  ? rcu_softirq_qs+0x20/0x20
[  344.783672]  ? trace_hardirqs_off_caller+0x310/0x310
[  344.788776]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  344.794322]  ? check_preemption_disabled+0x48/0x280
[  344.799393]  handle_mm_fault+0x54f/0xc70
[  344.803479]  ? __handle_mm_fault+0x5be0/0x5be0
[  344.808087]  ? find_vma+0x34/0x190
[  344.811648]  __do_page_fault+0x5e8/0xe60
[  344.815748]  ? trace_hardirqs_off+0xb8/0x310
[  344.820172]  do_page_fault+0xf2/0x7e0
[  344.823995]  ? vmalloc_sync_all+0x30/0x30
[  344.828153]  ? error_entry+0x70/0xd0
[  344.831872]  ? trace_hardirqs_off_caller+0xbb/0x310
[  344.836904]  ? trace_hardirqs_on_caller+0xc0/0x310
[  344.841835]  ? syscall_return_slowpath+0x5e0/0x5e0
[  344.846765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.851615]  ? trace_hardirqs_on_caller+0x310/0x310
[  344.856633]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  344.862104]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  344.867122]  ? prepare_exit_to_usermode+0x291/0x3b0
[  344.872164]  ? page_fault+0x8/0x30
[  344.875724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  344.880584]  ? page_fault+0x8/0x30
[  344.884129]  page_fault+0x1e/0x30
[  344.887588] RIP: 0033:0x7efe5ebdedd3
[  344.891318] Code: Bad RIP value.
[  344.894684] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  344.900071] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  344.907335] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  344.914603] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  344.921872] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  344.929163] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  344.936493] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  344.936499] warn_alloc_show_mem: 1 callbacks suppressed
[  344.936507] Mem-Info:
[  344.943802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  344.943811] Call Trace:
[  344.949210] active_anon:51362 inactive_anon:188 isolated_anon:0
[  344.949210]  active_file:14 inactive_file:10 isolated_file:0
[  344.949210]  unevictable:0 dirty:0 writeback:0 unstable:0
[  344.949210]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  344.949210]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  344.949210]  free:13762 free_pcp:570 free_cma:0
[  344.951592]  <IRQ>
[  344.960982] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  344.963595]  dump_stack+0x244/0x39d
[  344.996461] 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
[  344.998668]  ? dump_stack_print_info.cold.1+0x20/0x20
[  345.026056] lowmem_reserve[]: 0 2818 6321 6321
[  345.029715]  warn_alloc.cold.116+0xb7/0x1bd
[  345.055821] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  345.061040]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  345.065639] lowmem_reserve[]: 0 0 3503 3503
[  345.070007]  ? lock_downgrade+0x900/0x900
[  345.097709] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  345.102576]  ? trace_hardirqs_off+0xb8/0x310
[  345.106861] lowmem_reserve[]: 0 0 0 0
[  345.111015]  ? trace_hardirqs_off+0xb8/0x310
[  345.140234] 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
[  345.144672]  __alloc_pages_slowpath+0x2651/0x2de0
[  345.148430] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  345.152872]  ? warn_alloc+0x120/0x120
[  345.166360] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  345.171215]  ? warn_alloc+0x120/0x120
[  345.186463] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  345.190268]  ? __lock_acquire+0x62f/0x4c20
[  345.205258] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  345.209058]  ? warn_alloc+0x120/0x120
[  345.217878] 268 total pagecache pages
[  345.222126]  ? print_usage_bug+0xc0/0xc0
[  345.230688] 0 pages in swap cache
[  345.234525]  ? print_usage_bug+0xc0/0xc0
[  345.238318] Swap cache stats: add 0, delete 0, find 0/0
[  345.242392]  ? mark_held_locks+0x130/0x130
[  345.245815] Free swap  = 0kB
[  345.249896]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.255250] Total swap = 0kB
[  345.255257] 1965979 pages RAM
[  345.259526]  ? should_fail+0x22d/0xd01
[  345.262537] 0 pages HighMem/MovableOnly
[  345.262546] 342854 pages reserved
[  345.268092]  ? zap_class+0x640/0x640
[  345.268115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.271128] 0 pages cma reserved
[  345.274240]  ? __lock_acquire+0x62f/0x4c20
[  345.278178] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  345.282076]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.282089]  ? should_fail+0x22d/0xd01
[  345.282113]  ? mark_held_locks+0x130/0x130
[  345.285600] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  345.289250]  ? mark_held_locks+0x130/0x130
[  345.294358] init cpuset=/ mems_allowed=0
[  345.297737]  ? lock_downgrade+0x900/0x900
[  345.343847]  ? zap_class+0x640/0x640
[  345.347567]  ? zap_class+0x640/0x640
[  345.351288]  ? zap_class+0x640/0x640
[  345.355005]  ? do_raw_spin_unlock+0xa7/0x330
[  345.359417]  ? trace_hardirqs_on+0x310/0x310
[  345.363828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.369377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.374929]  ? check_preemption_disabled+0x48/0x280
[  345.379959]  ? __lock_is_held+0xb5/0x140
[  345.384032]  __alloc_pages_nodemask+0xad8/0xea0
[  345.388711]  ? zap_class+0x640/0x640
[  345.392457]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  345.397562]  ? find_held_lock+0x36/0x1c0
[  345.401652]  ? ____cache_alloc_node+0x1c7/0x1e0
[  345.406540]  ? lock_downgrade+0x900/0x900
[  345.410717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.416281]  cache_grow_begin+0xa5/0x8c0
[  345.420361]  ? do_raw_spin_unlock+0xa7/0x330
[  345.424809]  fallback_alloc+0x204/0x2e0
[  345.428792]  ____cache_alloc_node+0x1c7/0x1e0
[  345.433296]  kmem_cache_alloc_node+0xe3/0x730
[  345.437800]  ? lockdep_hardirqs_on+0x296/0x5b0
[  345.442417]  __alloc_skb+0x119/0x770
[  345.446133]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  345.451518]  ? netdev_alloc_frag+0x1f0/0x1f0
[  345.455993]  ? vprintk_default+0x28/0x30
[  345.460086]  ? vprintk_func+0x85/0x181
[  345.463979]  ? printk+0xa7/0xcf
[  345.467260]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  345.472050]  new_skb+0x26/0x1c0
[  345.475337]  aoecmd_cfg+0x279/0x7f0
[  345.478968]  ? find_held_lock+0x36/0x1c0
[  345.483072]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  345.487428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.492992]  ? __lock_is_held+0xb5/0x140
[  345.497076]  discover_timer+0x50/0x60
[  345.500891]  call_timer_fn+0x272/0x920
[  345.504788]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  345.509656]  ? process_timeout+0x40/0x40
[  345.513743]  ? __run_timers+0x7da/0xc70
[  345.517783]  ? _raw_spin_unlock_irq+0x27/0x80
[  345.522280]  ? _raw_spin_unlock_irq+0x27/0x80
[  345.526776]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  345.531620]  ? lockdep_hardirqs_on+0x296/0x5b0
[  345.536210]  ? trace_hardirqs_on+0xbd/0x310
[  345.540536]  ? kasan_check_read+0x11/0x20
[  345.544690]  ? __run_timers+0x7da/0xc70
[  345.548669]  ? trace_hardirqs_off_caller+0x310/0x310
[  345.553793]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  345.559166]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  345.564011]  __run_timers+0x7e5/0xc70
[  345.567823]  ? timer_fixup_init+0x70/0x70
[  345.571977]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  345.577000]  ? zap_class+0x640/0x640
[  345.580718]  ? enqueue_hrtimer+0x1a5/0x560
[  345.584957]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  345.590157]  ? find_held_lock+0x36/0x1c0
[  345.594229]  ? zap_class+0x640/0x640
[  345.597947]  ? pvclock_read_flags+0x160/0x160
[  345.602450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.607989]  ? check_preemption_disabled+0x48/0x280
[  345.613019]  ? __lock_is_held+0xb5/0x140
[  345.617081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.622619]  ? check_preemption_disabled+0x48/0x280
[  345.627651]  run_timer_softirq+0x52/0xb0
[  345.631718]  ? rcu_read_lock_sched_held+0x14f/0x180
[  345.636736]  __do_softirq+0x308/0xb7e
[  345.640547]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  345.645049]  ? lock_downgrade+0x900/0x900
[  345.649203]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  345.654320]  ? pvclock_read_flags+0x160/0x160
[  345.658818]  ? lapic_next_event+0x5a/0x90
[  345.662976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.668556]  ? kvm_clock_read+0x18/0x30
[  345.672617]  ? kvm_sched_clock_read+0x9/0x20
[  345.677115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.682706]  ? check_preemption_disabled+0x48/0x280
[  345.687746]  irq_exit+0x17f/0x1c0
[  345.691204]  smp_apic_timer_interrupt+0x1cb/0x760
[  345.696049]  ? smp_reschedule_interrupt+0x109/0x650
[  345.701072]  ? smp_call_function_single_interrupt+0x650/0x650
[  345.706956]  ? interrupt_entry+0xb5/0xc0
[  345.711020]  ? trace_hardirqs_off_caller+0xbb/0x310
[  345.716040]  ? trace_hardirqs_off_caller+0xbb/0x310
[  345.721062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.725912]  ? trace_hardirqs_on_caller+0x310/0x310
[  345.730934]  ? trace_hardirqs_on_caller+0x310/0x310
[  345.735955]  ? task_prio+0x50/0x50
[  345.739499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.745038]  ? check_preemption_disabled+0x48/0x280
[  345.750062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.754933]  apic_timer_interrupt+0xf/0x20
[  345.759162]  </IRQ>
[  345.761401] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  345.766849] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  345.785754] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  345.793476] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  345.800740] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  345.808007] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  345.815275] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  345.822573] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  345.829957]  skb_clone+0x1bb/0x500
[  345.833502]  ? finish_task_switch+0x663/0x910
[  345.838012]  ? skb_split+0x11e0/0x11e0
[  345.841922]  ? preempt_notifier_register+0x200/0x200
[  345.847020]  ? __switch_to_asm+0x34/0x70
[  345.851075]  ? __switch_to_asm+0x34/0x70
[  345.855143]  ? __switch_to_asm+0x40/0x70
[  345.859198]  ? __switch_to_asm+0x34/0x70
[  345.863253]  ? __switch_to_asm+0x40/0x70
[  345.867328]  ? __switch_to_asm+0x34/0x70
[  345.871386]  ? __switch_to_asm+0x40/0x70
[  345.875447]  ? __switch_to_asm+0x34/0x70
[  345.879525]  ? __switch_to_asm+0x34/0x70
[  345.883583]  ? __switch_to_asm+0x40/0x70
[  345.887643]  ? __switch_to_asm+0x34/0x70
[  345.891716]  bpf_clone_redirect+0xb9/0x490
[  345.895952]  ? __schedule+0x8d7/0x21d0
[  345.899845]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  345.904860]  ? __sched_text_start+0x8/0x8
[  345.909015]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  345.913780]  ? find_held_lock+0x36/0x1c0
[  345.917850]  ? lock_acquire+0x1ed/0x520
[  345.921826]  ? bpf_test_run+0x3cb/0x780
[  345.925800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.931341]  ? check_preemption_disabled+0x48/0x280
[  345.936364]  ? kasan_check_read+0x11/0x20
[  345.940530]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  345.945800]  ? rcu_softirq_qs+0x20/0x20
[  345.949774]  ? preempt_schedule+0x4d/0x60
[  345.953939]  ? ___preempt_schedule+0x16/0x18
[  345.958354]  ? bpf_test_run+0x25d/0x780
[  345.962338]  ? netlink_diag_dump+0x2a0/0x2a0
[  345.966747]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.972284]  ? bpf_test_init.isra.10+0x70/0x100
[  345.976956]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  345.981718]  ? bpf_test_finish.isra.9+0x260/0x260
[  345.986673]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  345.992240]  ? fput+0x130/0x1a0
[  345.995579]  ? __bpf_prog_get+0x9b/0x290
[  345.999650]  ? bpf_test_finish.isra.9+0x260/0x260
[  346.004507]  ? bpf_prog_test_run+0x130/0x1a0
[  346.008937]  ? __x64_sys_bpf+0x3db/0x520
[  346.013001]  ? bpf_prog_get+0x20/0x20
[  346.016826]  ? do_syscall_64+0x1b9/0x820
[  346.020896]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  346.026282]  ? syscall_return_slowpath+0x5e0/0x5e0
[  346.031247]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.036266]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  346.041299]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  346.047969]  ? __switch_to_asm+0x40/0x70
[  346.052030]  ? __switch_to_asm+0x34/0x70
[  346.056094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.060951]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  346.066333] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  346.066398] aoe: skb alloc failure
[  346.072569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  346.072575] Call Trace:
[  346.072581]  <IRQ>
[  346.072600]  dump_stack+0x244/0x39d
[  346.072618]  ? dump_stack_print_info.cold.1+0x20/0x20
[  346.076166] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  346.085502]  warn_alloc.cold.116+0xb7/0x1bd
[  346.088056] syz-executor2 cpuset=syz2 mems_allowed=0
[  346.090202]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  346.123680]  ? lock_downgrade+0x900/0x900
[  346.127840]  ? trace_hardirqs_off+0xb8/0x310
[  346.132258]  ? trace_hardirqs_off+0xb8/0x310
[  346.136693]  __alloc_pages_slowpath+0x2651/0x2de0
[  346.141562]  ? warn_alloc+0x120/0x120
[  346.145367]  ? print_usage_bug+0xc0/0xc0
[  346.149533]  ? warn_alloc+0x120/0x120
[  346.153337]  ? warn_alloc+0x120/0x120
[  346.157141]  ? print_usage_bug+0xc0/0xc0
[  346.161218]  ? print_usage_bug+0xc0/0xc0
[  346.165281]  ? __lock_acquire+0x62f/0x4c20
[  346.169555]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.175093]  ? should_fail+0x22d/0xd01
[  346.178983]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.184090]  ? __lock_acquire+0x62f/0x4c20
[  346.188366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.193467]  ? __lock_acquire+0x62f/0x4c20
[  346.197714]  ? should_fail+0x22d/0xd01
[  346.201608]  ? find_held_lock+0x36/0x1c0
[  346.205675]  ? mark_held_locks+0x130/0x130
[  346.209924]  ? mark_held_locks+0x130/0x130
[  346.214174]  ? zap_class+0x640/0x640
[  346.217907]  ? zap_class+0x640/0x640
[  346.221646]  ? print_usage_bug+0xc0/0xc0
[  346.225708]  ? do_raw_spin_unlock+0xa7/0x330
[  346.230115]  ? zap_class+0x640/0x640
[  346.234098]  ? print_usage_bug+0xc0/0xc0
[  346.238179]  ? wq_watchdog_touch+0x9c/0xfe
[  346.242441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.247980]  ? check_preemption_disabled+0x48/0x280
[  346.253003]  ? __lock_is_held+0xb5/0x140
[  346.257071]  __alloc_pages_nodemask+0xad8/0xea0
[  346.261745]  ? zap_class+0x640/0x640
[  346.265465]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  346.270503]  ? find_held_lock+0x36/0x1c0
[  346.274586]  ? ____cache_alloc_node+0x1c7/0x1e0
[  346.279257]  ? lock_downgrade+0x900/0x900
[  346.283415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.288957]  cache_grow_begin+0xa5/0x8c0
[  346.293016]  ? do_raw_spin_unlock+0xa7/0x330
[  346.297433]  fallback_alloc+0x204/0x2e0
[  346.301426]  ____cache_alloc_node+0x1c7/0x1e0
[  346.305944]  kmem_cache_alloc_node+0xe3/0x730
[  346.310439]  ? ipv6_get_ifaddr+0x42e/0x620
[  346.314683]  __alloc_skb+0x119/0x770
[  346.318398]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.323694]  ? netdev_alloc_frag+0x1f0/0x1f0
[  346.328104]  ? lock_downgrade+0x900/0x900
[  346.332258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.337822]  ? refcount_sub_and_test_checked+0x203/0x310
[  346.343274]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  346.348721]  ? addrconf_rs_timer+0x690/0x690
[  346.353140]  ndisc_alloc_skb+0x144/0x340
[  346.357236]  ndisc_send_rs+0x331/0x6e0
[  346.361129]  addrconf_rs_timer+0x314/0x690
[  346.365383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.369625]  call_timer_fn+0x272/0x920
[  346.373528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.377761]  ? process_timeout+0x40/0x40
[  346.381828]  ? mark_held_locks+0xc7/0x130
[  346.385989]  ? _raw_spin_unlock_irq+0x27/0x80
[  346.390480]  ? _raw_spin_unlock_irq+0x27/0x80
[  346.394970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.399201]  ? lockdep_hardirqs_on+0x296/0x5b0
[  346.403785]  ? trace_hardirqs_on+0xbd/0x310
[  346.408105]  ? kasan_check_read+0x11/0x20
[  346.412267]  ? __run_timers+0x7da/0xc70
[  346.416255]  ? trace_hardirqs_off_caller+0x310/0x310
[  346.421366]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.425604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.429851]  __run_timers+0x7e5/0xc70
[  346.433675]  ? timer_fixup_init+0x70/0x70
[  346.437827]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  346.442842]  ? zap_class+0x640/0x640
[  346.446556]  ? print_usage_bug+0xc0/0xc0
[  346.450618]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  346.455858]  ? find_held_lock+0x36/0x1c0
[  346.459931]  ? zap_class+0x640/0x640
[  346.463654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.469196]  ? check_preemption_disabled+0x48/0x280
[  346.474222]  ? __lock_is_held+0xb5/0x140
[  346.478285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.483822]  ? check_preemption_disabled+0x48/0x280
[  346.488840]  run_timer_softirq+0x52/0xb0
[  346.492908]  ? rcu_read_lock_sched_held+0x14f/0x180
[  346.497922]  __do_softirq+0x308/0xb7e
[  346.501727]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  346.506221]  ? lock_downgrade+0x900/0x900
[  346.510391]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  346.515499]  ? pvclock_read_flags+0x160/0x160
[  346.519998]  ? lapic_next_event+0x5a/0x90
[  346.524167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.529712]  ? kvm_clock_read+0x18/0x30
[  346.533685]  ? kvm_sched_clock_read+0x9/0x20
[  346.538093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.543633]  ? check_preemption_disabled+0x48/0x280
[  346.548657]  irq_exit+0x17f/0x1c0
[  346.552112]  smp_apic_timer_interrupt+0x1cb/0x760
[  346.556961]  ? smp_call_function_single_interrupt+0x650/0x650
[  346.562849]  ? interrupt_entry+0xb5/0xc0
[  346.566917]  ? trace_hardirqs_off_caller+0xbb/0x310
[  346.571935]  ? trace_hardirqs_off_caller+0xbb/0x310
[  346.576954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.581795]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.586811]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.591825]  ? task_prio+0x50/0x50
[  346.595365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.600913]  ? check_preemption_disabled+0x48/0x280
[  346.605938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.610789]  apic_timer_interrupt+0xf/0x20
[  346.615019]  </IRQ>
[  346.617261] RIP: 0010:check_memory_region+0x117/0x1b0
[  346.622485] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  346.641433] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  346.649163] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  346.656428] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  346.663693] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  346.670960] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  346.678230] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  346.685524]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.690904]  kasan_check_read+0x11/0x20
[  346.694875]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.700093]  ? rcu_softirq_qs+0x20/0x20
[  346.704114]  rcu_is_watching+0x10/0x30
[  346.708002]  page_evictable+0x3c0/0x540
[  346.711980]  ? kswapd_stop+0x100/0x100
[  346.715871]  ? trace_hardirqs_off_caller+0x310/0x310
[  346.720982]  ? perf_trace_sched_process_exec+0x860/0x860
[  346.726429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.731986]  ? check_preemption_disabled+0x48/0x280
[  346.737011]  shrink_active_list+0x869/0x1f00
[  346.741430]  ? mark_held_locks+0xc7/0x130
[  346.745603]  ? shrink_inactive_list+0x1c60/0x1c60
[  346.750450]  ? trace_hardirqs_on+0xbd/0x310
[  346.754778]  ? find_held_lock+0x36/0x1c0
[  346.758835]  ? shrink_inactive_list+0xa4a/0x1c60
[  346.763588]  ? trace_hardirqs_off_caller+0x310/0x310
[  346.768687]  ? zap_class+0x640/0x640
[  346.772425]  ? print_usage_bug+0xc0/0xc0
[  346.776505]  ? __page_frag_cache_drain+0x210/0x210
[  346.781452]  ? print_usage_bug+0xc0/0xc0
[  346.785532]  ? mark_held_locks+0xc7/0x130
[  346.789684]  ? find_held_lock+0x36/0x1c0
[  346.793753]  ? zap_class+0x640/0x640
[  346.797471]  ? mark_held_locks+0xc7/0x130
[  346.801616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.807190]  ? check_preemption_disabled+0x48/0x280
[  346.812213]  ? zap_class+0x640/0x640
[  346.815955]  ? __lock_is_held+0xb5/0x140
[  346.820014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.825548]  ? check_preemption_disabled+0x48/0x280
[  346.830571]  ? __lock_is_held+0xb5/0x140
[  346.834655]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  346.839668]  ? inactive_list_is_low+0x305/0x880
[  346.844344]  ? lruvec_lru_size+0x450/0x450
[  346.848578]  ? kasan_check_read+0x11/0x20
[  346.852733]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  346.857704]  shrink_node_memcg+0x803/0x18f0
[  346.862049]  ? shrink_active_list+0x1f00/0x1f00
[  346.866722]  ? lock_downgrade+0x900/0x900
[  346.870883]  ? check_flush_dependency+0x410/0x410
[  346.875739]  ? kasan_check_read+0x11/0x20
[  346.879896]  ? do_raw_spin_unlock+0xa7/0x330
[  346.884310]  ? ___preempt_schedule+0x16/0x18
[  346.888725]  ? _raw_spin_unlock+0x3f/0x50
[  346.892880]  shrink_node+0x3bc/0x16b0
[  346.896691]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  346.901993]  ? shrink_node_memcg+0x18f0/0x18f0
[  346.906576]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  346.911179]  ? trace_hardirqs_on+0xbd/0x310
[  346.915513]  ? vmpressure+0x271/0x340
[  346.919321]  ? do_raw_spin_trylock+0x270/0x270
[  346.923918]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  346.929488]  ? __cpuset_node_allowed+0x19b/0x660
[  346.934246]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  346.939971]  ? vmpressure+0x1a2/0x340
[  346.943781]  do_try_to_free_pages+0x3e7/0x1290
[  346.948363]  ? zap_class+0x640/0x640
[  346.952098]  ? shrink_node+0x16b0/0x16b0
[  346.956163]  ? __lock_is_held+0xb5/0x140
[  346.960244]  try_to_free_pages+0x4d0/0xb90
[  346.964496]  ? do_try_to_free_pages+0x1290/0x1290
[  346.969350]  ? lock_acquire+0x1ed/0x520
[  346.973320]  ? set_page_refcounted+0x280/0x280
[  346.977914]  ? lock_release+0xa00/0xa00
[  346.981927]  ? _raw_spin_unlock_irq+0x60/0x80
[  346.986456]  ? psi_memstall_enter+0x240/0x2b0
[  346.990971]  ? psi_memstall_tick+0x230/0x230
[  346.995403]  __alloc_pages_slowpath+0xa48/0x2de0
[  347.000195]  ? warn_alloc+0x120/0x120
[  347.003996]  ? mark_held_locks+0x130/0x130
[  347.008246]  ? find_get_entry+0xaae/0x1120
[  347.012485]  ? filemap_map_pages+0x1a20/0x1a20
[  347.017069]  ? zap_class+0x640/0x640
[  347.020783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.026316]  ? check_preemption_disabled+0x48/0x280
[  347.031344]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.036874]  ? should_fail+0x22d/0xd01
[  347.040772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.045897]  ? zap_class+0x640/0x640
[  347.049636]  ? __lock_is_held+0xb5/0x140
[  347.053700]  ? mark_held_locks+0x130/0x130
[  347.057955]  ? lock_release+0xa00/0xa00
[  347.061958]  ? perf_trace_sched_process_exec+0x860/0x860
[  347.067407]  ? xa_load+0x2ba/0x460
[  347.070950]  ? lock_downgrade+0x900/0x900
[  347.075106]  ? __might_sleep+0x95/0x190
[  347.079088]  __alloc_pages_nodemask+0xad8/0xea0
[  347.083763]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  347.088780]  ? __page_cache_alloc+0x191/0x5c0
[  347.093284]  ? xa_load+0x2e1/0x460
[  347.096824]  ? xa_clear_mark+0x40/0x40
[  347.100713]  ? zap_class+0x640/0x640
[  347.104431]  ? zap_class+0x640/0x640
[  347.108142]  ? zap_class+0x640/0x640
[  347.111856]  ? __do_page_cache_readahead+0x663/0x810
[  347.117191]  ? find_held_lock+0x36/0x1c0
[  347.121283]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  347.126827]  alloc_pages_current+0x173/0x350
[  347.131238]  __page_cache_alloc+0x38c/0x5c0
[  347.135584]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  347.140525]  ? kasan_check_read+0x11/0x20
[  347.144672]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.149954]  ? generic_perform_write+0x6a0/0x6a0
[  347.154710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.160247]  ? check_preemption_disabled+0x48/0x280
[  347.165287]  filemap_fault+0x1595/0x25f0
[  347.169407]  ? __lock_page_or_retry+0xa00/0xa00
[  347.174079]  ? mark_held_locks+0x130/0x130
[  347.178321]  ? filemap_map_pages+0xd6b/0x1a20
[  347.182820]  ? lock_downgrade+0x900/0x900
[  347.186963]  ? check_preemption_disabled+0x48/0x280
[  347.191998]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  347.196927]  ? kasan_check_read+0x11/0x20
[  347.201079]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.206356]  ? rcu_softirq_qs+0x20/0x20
[  347.210363]  ? filemap_map_pages+0xd92/0x1a20
[  347.214873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.220443]  ? find_get_entries_tag+0x1400/0x1400
[  347.225290]  ? __lock_acquire+0x62f/0x4c20
[  347.229553]  ? lock_acquire+0x1ed/0x520
[  347.233528]  ? ext4_filemap_fault+0x7a/0xad
[  347.237856]  ? lock_release+0xa00/0xa00
[  347.241859]  ? perf_trace_sched_process_exec+0x860/0x860
[  347.247339]  ? print_usage_bug+0xc0/0xc0
[  347.251406]  ? print_usage_bug+0xc0/0xc0
[  347.255477]  ? down_read+0x8d/0x120
[  347.259104]  ? ext4_filemap_fault+0x7a/0xad
[  347.263424]  ? __down_interruptible+0x700/0x700
[  347.268107]  ext4_filemap_fault+0x82/0xad
[  347.272275]  __do_fault+0x100/0x6b0
[  347.275916]  ? pmd_devmap_trans_unstable+0x220/0x220
[  347.281024]  ? mark_held_locks+0x130/0x130
[  347.285258]  ? mark_held_locks+0x130/0x130
[  347.289492]  ? find_held_lock+0x36/0x1c0
[  347.293588]  ? find_held_lock+0x36/0x1c0
[  347.297649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.303190]  __handle_mm_fault+0x3ea0/0x5be0
[  347.307599]  ? poll_select_copy_remaining+0x18c/0x6a0
[  347.312794]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  347.317640]  ? __might_fault+0x12b/0x1e0
[  347.321699]  ? lock_downgrade+0x900/0x900
[  347.325868]  ? zap_class+0x640/0x640
[  347.329585]  ? zap_class+0x640/0x640
[  347.333301]  ? find_held_lock+0x36/0x1c0
[  347.337371]  ? handle_mm_fault+0x42a/0xc70
[  347.341605]  ? lock_downgrade+0x900/0x900
[  347.345751]  ? check_preemption_disabled+0x48/0x280
[  347.350766]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  347.355693]  ? kasan_check_read+0x11/0x20
[  347.359853]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.365128]  ? rcu_softirq_qs+0x20/0x20
[  347.369106]  ? trace_hardirqs_off_caller+0x310/0x310
[  347.374214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.379754]  ? check_preemption_disabled+0x48/0x280
[  347.384777]  handle_mm_fault+0x54f/0xc70
[  347.388843]  ? __handle_mm_fault+0x5be0/0x5be0
[  347.393447]  ? find_vma+0x34/0x190
[  347.396993]  __do_page_fault+0x5e8/0xe60
[  347.401056]  ? trace_hardirqs_off+0xb8/0x310
[  347.405477]  do_page_fault+0xf2/0x7e0
[  347.409280]  ? vmalloc_sync_all+0x30/0x30
[  347.413429]  ? error_entry+0x70/0xd0
[  347.417154]  ? trace_hardirqs_off_caller+0xbb/0x310
[  347.422204]  ? trace_hardirqs_on_caller+0xc0/0x310
[  347.427153]  ? syscall_return_slowpath+0x5e0/0x5e0
[  347.432084]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.436928]  ? trace_hardirqs_on_caller+0x310/0x310
[  347.441946]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  347.447397]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  347.452415]  ? prepare_exit_to_usermode+0x291/0x3b0
[  347.457429]  ? page_fault+0x8/0x30
[  347.460973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.465820]  ? page_fault+0x8/0x30
[  347.469384]  page_fault+0x1e/0x30
[  347.472839] RIP: 0033:0x7efe5ebdedd3
[  347.476563] Code: Bad RIP value.
[  347.479926] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  347.485282] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  347.492561] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  347.499827] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  347.507096] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  347.514363] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  347.521662] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  347.521667] warn_alloc_show_mem: 1 callbacks suppressed
[  347.521674] Mem-Info:
[  347.528949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  347.534331] active_anon:51362 inactive_anon:188 isolated_anon:0
[  347.534331]  active_file:14 inactive_file:10 isolated_file:0
[  347.534331]  unevictable:0 dirty:0 writeback:0 unstable:0
[  347.534331]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  347.534331]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  347.534331]  free:13762 free_pcp:570 free_cma:0
[  347.536700] Call Trace:
[  347.546088] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  347.578931]  <IRQ>
[  347.581496] 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
[  347.608931]  dump_stack+0x244/0x39d
[  347.611056] lowmem_reserve[]: 0 2818 6321 6321
[  347.637165]  ? dump_stack_print_info.cold.1+0x20/0x20
[  347.640767] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  347.645353]  warn_alloc.cold.116+0xb7/0x1bd
[  347.650508] lowmem_reserve[]: 0 0 3503 3503
[  347.678172]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  347.682469] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  347.686789]  ? lock_downgrade+0x900/0x900
[  347.691602] lowmem_reserve[]: 0 0 0 0
[  347.720578]  ? trace_hardirqs_off+0xb8/0x310
[  347.724703] 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
[  347.728507]  ? trace_hardirqs_off+0xb8/0x310
[  347.732891] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  347.746407]  __alloc_pages_slowpath+0x2651/0x2de0
[  347.750785] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  347.766072]  ? warn_alloc+0x120/0x120
[  347.770872] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  347.785863]  ? warn_alloc+0x120/0x120
[  347.789645] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  347.798475]  ? __lock_acquire+0x62f/0x4c20
[  347.802252] 268 total pagecache pages
[  347.810817]  ? warn_alloc+0x120/0x120
[  347.815036] 0 pages in swap cache
[  347.818836]  ? print_usage_bug+0xc0/0xc0
[  347.822612] Swap cache stats: add 0, delete 0, find 0/0
[  347.826165]  ? print_usage_bug+0xc0/0xc0
[  347.830205] Free swap  = 0kB
[  347.835576]  ? mark_held_locks+0x130/0x130
[  347.839609] Total swap = 0kB
[  347.842619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.846827] 1965979 pages RAM
[  347.849841]  ? should_fail+0x22d/0xd01
[  347.855349] 0 pages HighMem/MovableOnly
[  347.858462]  ? zap_class+0x640/0x640
[  347.862322] 342854 pages reserved
[  347.866287]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.869973] 0 pages cma reserved
[  347.873423]  ? __lock_acquire+0x62f/0x4c20
[  347.878618] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  347.881906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.881919]  ? should_fail+0x22d/0xd01
[  347.881941]  ? mark_held_locks+0x130/0x130
[  347.886269] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  347.892636]  ? mark_held_locks+0x130/0x130
[  347.897715] init cpuset=/ mems_allowed=0
[  347.901596]  ? lock_downgrade+0x900/0x900
[  347.927924]  ? zap_class+0x640/0x640
[  347.931640]  ? zap_class+0x640/0x640
[  347.935374]  ? zap_class+0x640/0x640
[  347.939091]  ? do_raw_spin_unlock+0xa7/0x330
[  347.943502]  ? trace_hardirqs_on+0x310/0x310
[  347.947914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.953450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.958986]  ? check_preemption_disabled+0x48/0x280
[  347.964009]  ? __lock_is_held+0xb5/0x140
[  347.968075]  __alloc_pages_nodemask+0xad8/0xea0
[  347.972741]  ? zap_class+0x640/0x640
[  347.976462]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  347.981492]  ? find_held_lock+0x36/0x1c0
[  347.985742]  ? ____cache_alloc_node+0x1c7/0x1e0
[  347.990409]  ? lock_downgrade+0x900/0x900
[  347.994603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.000166]  cache_grow_begin+0xa5/0x8c0
[  348.004239]  ? do_raw_spin_unlock+0xa7/0x330
[  348.008655]  fallback_alloc+0x204/0x2e0
[  348.012681]  ____cache_alloc_node+0x1c7/0x1e0
[  348.017194]  kmem_cache_alloc_node+0xe3/0x730
[  348.021690]  ? lockdep_hardirqs_on+0x296/0x5b0
[  348.026274]  __alloc_skb+0x119/0x770
[  348.029980]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  348.035338]  ? netdev_alloc_frag+0x1f0/0x1f0
[  348.039746]  ? vprintk_default+0x28/0x30
[  348.043816]  ? vprintk_func+0x85/0x181
[  348.047728]  ? printk+0xa7/0xcf
[  348.051021]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  348.055783]  new_skb+0x26/0x1c0
[  348.059093]  aoecmd_cfg+0x279/0x7f0
[  348.062721]  ? find_held_lock+0x36/0x1c0
[  348.066784]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  348.071109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.076664]  ? __lock_is_held+0xb5/0x140
[  348.080767]  discover_timer+0x50/0x60
[  348.084570]  call_timer_fn+0x272/0x920
[  348.088459]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  348.093402]  ? process_timeout+0x40/0x40
[  348.097473]  ? __run_timers+0x7da/0xc70
[  348.101451]  ? _raw_spin_unlock_irq+0x27/0x80
[  348.105951]  ? _raw_spin_unlock_irq+0x27/0x80
[  348.110458]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  348.115300]  ? lockdep_hardirqs_on+0x296/0x5b0
[  348.119883]  ? trace_hardirqs_on+0xbd/0x310
[  348.124231]  ? kasan_check_read+0x11/0x20
[  348.128373]  ? __run_timers+0x7da/0xc70
[  348.132362]  ? trace_hardirqs_off_caller+0x310/0x310
[  348.137471]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  348.142856]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  348.147701]  __run_timers+0x7e5/0xc70
[  348.151512]  ? timer_fixup_init+0x70/0x70
[  348.155679]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  348.160694]  ? zap_class+0x640/0x640
[  348.164408]  ? enqueue_hrtimer+0x1a5/0x560
[  348.168670]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  348.173869]  ? find_held_lock+0x36/0x1c0
[  348.177970]  ? zap_class+0x640/0x640
[  348.181684]  ? pvclock_read_flags+0x160/0x160
[  348.186224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.191788]  ? check_preemption_disabled+0x48/0x280
[  348.196825]  ? __lock_is_held+0xb5/0x140
[  348.200884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.206437]  ? check_preemption_disabled+0x48/0x280
[  348.211456]  run_timer_softirq+0x52/0xb0
[  348.215534]  ? rcu_read_lock_sched_held+0x14f/0x180
[  348.220551]  __do_softirq+0x308/0xb7e
[  348.224353]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  348.228846]  ? lock_downgrade+0x900/0x900
[  348.232994]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  348.238102]  ? pvclock_read_flags+0x160/0x160
[  348.242613]  ? lapic_next_event+0x5a/0x90
[  348.246762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.252304]  ? kvm_clock_read+0x18/0x30
[  348.256279]  ? kvm_sched_clock_read+0x9/0x20
[  348.260689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.266225]  ? check_preemption_disabled+0x48/0x280
[  348.271255]  irq_exit+0x17f/0x1c0
[  348.274709]  smp_apic_timer_interrupt+0x1cb/0x760
[  348.279549]  ? smp_reschedule_interrupt+0x109/0x650
[  348.284564]  ? smp_call_function_single_interrupt+0x650/0x650
[  348.290457]  ? interrupt_entry+0xb5/0xc0
[  348.294520]  ? trace_hardirqs_off_caller+0xbb/0x310
[  348.299532]  ? trace_hardirqs_off_caller+0xbb/0x310
[  348.304547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.309390]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.314408]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.319426]  ? task_prio+0x50/0x50
[  348.322983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.328529]  ? check_preemption_disabled+0x48/0x280
[  348.333566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.338449]  apic_timer_interrupt+0xf/0x20
[  348.342690]  </IRQ>
[  348.344949] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  348.349903] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  348.368801] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  348.376501] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  348.383775] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  348.391044] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  348.398305] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  348.405569] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  348.412941]  skb_clone+0x1bb/0x500
[  348.416485]  ? finish_task_switch+0x663/0x910
[  348.420978]  ? skb_split+0x11e0/0x11e0
[  348.424864]  ? preempt_notifier_register+0x200/0x200
[  348.429967]  ? __switch_to_asm+0x34/0x70
[  348.434027]  ? __switch_to_asm+0x34/0x70
[  348.438086]  ? __switch_to_asm+0x40/0x70
[  348.442156]  ? __switch_to_asm+0x34/0x70
[  348.446248]  ? __switch_to_asm+0x40/0x70
[  348.450319]  ? __switch_to_asm+0x34/0x70
[  348.454389]  ? __switch_to_asm+0x40/0x70
[  348.458473]  ? __switch_to_asm+0x34/0x70
[  348.462541]  ? __switch_to_asm+0x34/0x70
[  348.466595]  ? __switch_to_asm+0x40/0x70
[  348.470656]  ? __switch_to_asm+0x34/0x70
[  348.474720]  bpf_clone_redirect+0xb9/0x490
[  348.478957]  ? __schedule+0x8d7/0x21d0
[  348.482850]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  348.487869]  ? __sched_text_start+0x8/0x8
[  348.492029]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  348.496795]  ? find_held_lock+0x36/0x1c0
[  348.500862]  ? lock_acquire+0x1ed/0x520
[  348.504841]  ? bpf_test_run+0x3cb/0x780
[  348.508813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.514350]  ? check_preemption_disabled+0x48/0x280
[  348.519390]  ? kasan_check_read+0x11/0x20
[  348.523538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.528825]  ? rcu_softirq_qs+0x20/0x20
[  348.532817]  ? preempt_schedule+0x4d/0x60
[  348.536971]  ? ___preempt_schedule+0x16/0x18
[  348.541392]  ? bpf_test_run+0x25d/0x780
[  348.545382]  ? netlink_diag_dump+0x2a0/0x2a0
[  348.549797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.555352]  ? bpf_test_init.isra.10+0x70/0x100
[  348.560033]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  348.564798]  ? bpf_test_finish.isra.9+0x260/0x260
[  348.569640]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  348.575184]  ? fput+0x130/0x1a0
[  348.578465]  ? __bpf_prog_get+0x9b/0x290
[  348.582532]  ? bpf_test_finish.isra.9+0x260/0x260
[  348.587386]  ? bpf_prog_test_run+0x130/0x1a0
[  348.591799]  ? __x64_sys_bpf+0x3db/0x520
[  348.595861]  ? bpf_prog_get+0x20/0x20
[  348.599701]  ? do_syscall_64+0x1b9/0x820
[  348.603776]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  348.609143]  ? syscall_return_slowpath+0x5e0/0x5e0
[  348.614081]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.619099]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  348.624119]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  348.630781]  ? __switch_to_asm+0x40/0x70
[  348.634855]  ? __switch_to_asm+0x34/0x70
[  348.638981]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.643836]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  348.649249] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  348.649329] aoe: skb alloc failure
[  348.655498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  348.655503] Call Trace:
[  348.655509]  <IRQ>
[  348.655527]  dump_stack+0x244/0x39d
[  348.655546]  ? dump_stack_print_info.cold.1+0x20/0x20
[  348.659092] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  348.668423]  warn_alloc.cold.116+0xb7/0x1bd
[  348.671007] syz-executor2 cpuset=syz2 mems_allowed=0
[  348.673158]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  348.706630]  ? lock_downgrade+0x900/0x900
[  348.710785]  ? trace_hardirqs_off+0xb8/0x310
[  348.715202]  ? trace_hardirqs_off+0xb8/0x310
[  348.719637]  __alloc_pages_slowpath+0x2651/0x2de0
[  348.724514]  ? warn_alloc+0x120/0x120
[  348.728316]  ? print_usage_bug+0xc0/0xc0
[  348.732374]  ? warn_alloc+0x120/0x120
[  348.736181]  ? warn_alloc+0x120/0x120
[  348.739980]  ? print_usage_bug+0xc0/0xc0
[  348.744044]  ? print_usage_bug+0xc0/0xc0
[  348.748102]  ? find_held_lock+0x36/0x1c0
[  348.752192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.757730]  ? should_fail+0x22d/0xd01
[  348.761617]  ? try_to_wake_up+0x11c/0x1490
[  348.765854]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  348.770960]  ? __lock_acquire+0x62f/0x4c20
[  348.775199]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  348.780297]  ? __lock_acquire+0x62f/0x4c20
[  348.784530]  ? should_fail+0x22d/0xd01
[  348.788449]  ? trace_hardirqs_on+0x310/0x310
[  348.792866]  ? mark_held_locks+0x130/0x130
[  348.797115]  ? mark_held_locks+0x130/0x130
[  348.801368]  ? zap_class+0x640/0x640
[  348.805081]  ? zap_class+0x640/0x640
[  348.808815]  ? zap_class+0x640/0x640
[  348.812546]  ? print_usage_bug+0xc0/0xc0
[  348.816628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.822199]  ? check_preemption_disabled+0x48/0x280
[  348.827227]  ? __lock_is_held+0xb5/0x140
[  348.831295]  __alloc_pages_nodemask+0xad8/0xea0
[  348.835970]  ? zap_class+0x640/0x640
[  348.839693]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  348.844720]  ? find_held_lock+0x36/0x1c0
[  348.848800]  ? ____cache_alloc_node+0x1c7/0x1e0
[  348.853469]  ? lock_downgrade+0x900/0x900
[  348.857627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.863177]  cache_grow_begin+0xa5/0x8c0
[  348.867241]  ? do_raw_spin_unlock+0xa7/0x330
[  348.871691]  fallback_alloc+0x204/0x2e0
[  348.875674]  ____cache_alloc_node+0x1c7/0x1e0
[  348.880195]  kmem_cache_alloc_node+0xe3/0x730
[  348.884690]  ? ipv6_get_ifaddr+0x42e/0x620
[  348.888964]  __alloc_skb+0x119/0x770
[  348.892676]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.897958]  ? netdev_alloc_frag+0x1f0/0x1f0
[  348.902367]  ? lock_downgrade+0x900/0x900
[  348.906525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.912063]  ? refcount_sub_and_test_checked+0x203/0x310
[  348.917519]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  348.922970]  ? addrconf_rs_timer+0x690/0x690
[  348.927392]  ndisc_alloc_skb+0x144/0x340
[  348.931458]  ndisc_send_rs+0x331/0x6e0
[  348.935397]  addrconf_rs_timer+0x314/0x690
[  348.939641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.943896]  call_timer_fn+0x272/0x920
[  348.947786]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.952022]  ? process_timeout+0x40/0x40
[  348.956093]  ? mark_held_locks+0xc7/0x130
[  348.960245]  ? _raw_spin_unlock_irq+0x27/0x80
[  348.964741]  ? _raw_spin_unlock_irq+0x27/0x80
[  348.969232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.973480]  ? lockdep_hardirqs_on+0x296/0x5b0
[  348.978063]  ? trace_hardirqs_on+0xbd/0x310
[  348.982383]  ? kasan_check_read+0x11/0x20
[  348.986543]  ? __run_timers+0x7da/0xc70
[  348.990517]  ? trace_hardirqs_off_caller+0x310/0x310
[  348.995650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.999883]  __run_timers+0x7e5/0xc70
[  349.003702]  ? timer_fixup_init+0x70/0x70
[  349.007852]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  349.012916]  ? zap_class+0x640/0x640
[  349.016663]  ? print_usage_bug+0xc0/0xc0
[  349.020729]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  349.025927]  ? find_held_lock+0x36/0x1c0
[  349.029998]  ? zap_class+0x640/0x640
[  349.033719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.039253]  ? check_preemption_disabled+0x48/0x280
[  349.044273]  ? __lock_is_held+0xb5/0x140
[  349.048333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.053870]  ? check_preemption_disabled+0x48/0x280
[  349.058915]  run_timer_softirq+0x52/0xb0
[  349.063010]  ? rcu_read_lock_sched_held+0x14f/0x180
[  349.068057]  __do_softirq+0x308/0xb7e
[  349.071855]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  349.076393]  ? lock_downgrade+0x900/0x900
[  349.080569]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  349.085675]  ? pvclock_read_flags+0x160/0x160
[  349.090172]  ? lapic_next_event+0x5a/0x90
[  349.094319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.099859]  ? kvm_clock_read+0x18/0x30
[  349.103836]  ? kvm_sched_clock_read+0x9/0x20
[  349.108245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.113784]  ? check_preemption_disabled+0x48/0x280
[  349.118973]  irq_exit+0x17f/0x1c0
[  349.122435]  smp_apic_timer_interrupt+0x1cb/0x760
[  349.127281]  ? smp_call_function_single_interrupt+0x650/0x650
[  349.133168]  ? interrupt_entry+0xb5/0xc0
[  349.137235]  ? trace_hardirqs_off_caller+0xbb/0x310
[  349.142261]  ? trace_hardirqs_off_caller+0xbb/0x310
[  349.147276]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.152135]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.157177]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.162198]  ? task_prio+0x50/0x50
[  349.165740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.171281]  ? check_preemption_disabled+0x48/0x280
[  349.176309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.181164]  apic_timer_interrupt+0xf/0x20
[  349.185390]  </IRQ>
[  349.187634] RIP: 0010:check_memory_region+0x117/0x1b0
[  349.192828] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  349.211727] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  349.219452] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  349.226721] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  349.233999] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  349.241267] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  349.248533] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  349.255821]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.261105]  kasan_check_read+0x11/0x20
[  349.265096]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.270200]  ? rcu_softirq_qs+0x20/0x20
[  349.274188]  rcu_is_watching+0x10/0x30
[  349.278072]  page_evictable+0x3c0/0x540
[  349.282044]  ? kswapd_stop+0x100/0x100
[  349.285932]  ? trace_hardirqs_off_caller+0x310/0x310
[  349.291030]  ? perf_trace_sched_process_exec+0x860/0x860
[  349.296498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.302035]  ? check_preemption_disabled+0x48/0x280
[  349.307058]  shrink_active_list+0x869/0x1f00
[  349.311475]  ? mark_held_locks+0xc7/0x130
[  349.315628]  ? shrink_inactive_list+0x1c60/0x1c60
[  349.320465]  ? trace_hardirqs_on+0xbd/0x310
[  349.324787]  ? find_held_lock+0x36/0x1c0
[  349.328870]  ? shrink_inactive_list+0xa4a/0x1c60
[  349.333659]  ? trace_hardirqs_off_caller+0x310/0x310
[  349.338757]  ? zap_class+0x640/0x640
[  349.342474]  ? print_usage_bug+0xc0/0xc0
[  349.346562]  ? __page_frag_cache_drain+0x210/0x210
[  349.351501]  ? print_usage_bug+0xc0/0xc0
[  349.355581]  ? mark_held_locks+0xc7/0x130
[  349.359731]  ? find_held_lock+0x36/0x1c0
[  349.363789]  ? zap_class+0x640/0x640
[  349.367502]  ? mark_held_locks+0xc7/0x130
[  349.371646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.377184]  ? check_preemption_disabled+0x48/0x280
[  349.382217]  ? zap_class+0x640/0x640
[  349.385943]  ? __lock_is_held+0xb5/0x140
[  349.390028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.395596]  ? check_preemption_disabled+0x48/0x280
[  349.400619]  ? __lock_is_held+0xb5/0x140
[  349.404690]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  349.409718]  ? inactive_list_is_low+0x305/0x880
[  349.414411]  ? lruvec_lru_size+0x450/0x450
[  349.418658]  ? kasan_check_read+0x11/0x20
[  349.422816]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  349.427753]  shrink_node_memcg+0x803/0x18f0
[  349.432084]  ? shrink_active_list+0x1f00/0x1f00
[  349.436760]  ? lock_downgrade+0x900/0x900
[  349.440912]  ? check_flush_dependency+0x410/0x410
[  349.445759]  ? kasan_check_read+0x11/0x20
[  349.449909]  ? do_raw_spin_unlock+0xa7/0x330
[  349.454340]  ? ___preempt_schedule+0x16/0x18
[  349.458753]  ? _raw_spin_unlock+0x3f/0x50
[  349.462912]  shrink_node+0x3bc/0x16b0
[  349.466717]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  349.472037]  ? shrink_node_memcg+0x18f0/0x18f0
[  349.476652]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  349.481238]  ? trace_hardirqs_on+0xbd/0x310
[  349.485560]  ? vmpressure+0x271/0x340
[  349.489378]  ? do_raw_spin_trylock+0x270/0x270
[  349.493986]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  349.499545]  ? __cpuset_node_allowed+0x19b/0x660
[  349.504320]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  349.510055]  ? vmpressure+0x1a2/0x340
[  349.513863]  do_try_to_free_pages+0x3e7/0x1290
[  349.518455]  ? zap_class+0x640/0x640
[  349.522188]  ? shrink_node+0x16b0/0x16b0
[  349.526252]  ? __lock_is_held+0xb5/0x140
[  349.530327]  try_to_free_pages+0x4d0/0xb90
[  349.534563]  ? do_try_to_free_pages+0x1290/0x1290
[  349.539430]  ? lock_acquire+0x1ed/0x520
[  349.543402]  ? set_page_refcounted+0x280/0x280
[  349.547988]  ? lock_release+0xa00/0xa00
[  349.551959]  ? _raw_spin_unlock_irq+0x60/0x80
[  349.556504]  ? psi_memstall_enter+0x240/0x2b0
[  349.561028]  ? psi_memstall_tick+0x230/0x230
[  349.565460]  __alloc_pages_slowpath+0xa48/0x2de0
[  349.570244]  ? warn_alloc+0x120/0x120
[  349.574046]  ? mark_held_locks+0x130/0x130
[  349.578282]  ? find_get_entry+0xaae/0x1120
[  349.582524]  ? filemap_map_pages+0x1a20/0x1a20
[  349.587112]  ? zap_class+0x640/0x640
[  349.590827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.596363]  ? check_preemption_disabled+0x48/0x280
[  349.601395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.606945]  ? should_fail+0x22d/0xd01
[  349.610830]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.615928]  ? zap_class+0x640/0x640
[  349.619702]  ? __lock_is_held+0xb5/0x140
[  349.623794]  ? mark_held_locks+0x130/0x130
[  349.628026]  ? lock_release+0xa00/0xa00
[  349.631997]  ? perf_trace_sched_process_exec+0x860/0x860
[  349.637439]  ? xa_load+0x2ba/0x460
[  349.640993]  ? lock_downgrade+0x900/0x900
[  349.645159]  ? __might_sleep+0x95/0x190
[  349.649142]  __alloc_pages_nodemask+0xad8/0xea0
[  349.653837]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  349.658853]  ? __page_cache_alloc+0x191/0x5c0
[  349.663342]  ? xa_load+0x2e1/0x460
[  349.666883]  ? xa_clear_mark+0x40/0x40
[  349.670792]  ? zap_class+0x640/0x640
[  349.674513]  ? zap_class+0x640/0x640
[  349.678227]  ? zap_class+0x640/0x640
[  349.681937]  ? __do_page_cache_readahead+0x663/0x810
[  349.687043]  ? find_held_lock+0x36/0x1c0
[  349.691108]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  349.696682]  alloc_pages_current+0x173/0x350
[  349.701112]  __page_cache_alloc+0x38c/0x5c0
[  349.705449]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  349.710405]  ? kasan_check_read+0x11/0x20
[  349.714556]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.719839]  ? generic_perform_write+0x6a0/0x6a0
[  349.724597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.730134]  ? check_preemption_disabled+0x48/0x280
[  349.735167]  filemap_fault+0x1595/0x25f0
[  349.739242]  ? __lock_page_or_retry+0xa00/0xa00
[  349.743916]  ? mark_held_locks+0x130/0x130
[  349.748167]  ? filemap_map_pages+0xd6b/0x1a20
[  349.752682]  ? lock_downgrade+0x900/0x900
[  349.756832]  ? check_preemption_disabled+0x48/0x280
[  349.761851]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  349.766780]  ? kasan_check_read+0x11/0x20
[  349.770932]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.776204]  ? rcu_softirq_qs+0x20/0x20
[  349.780206]  ? filemap_map_pages+0xd92/0x1a20
[  349.784698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.790237]  ? find_get_entries_tag+0x1400/0x1400
[  349.795082]  ? __lock_acquire+0x62f/0x4c20
[  349.799326]  ? lock_acquire+0x1ed/0x520
[  349.803313]  ? ext4_filemap_fault+0x7a/0xad
[  349.807650]  ? lock_release+0xa00/0xa00
[  349.811651]  ? perf_trace_sched_process_exec+0x860/0x860
[  349.817100]  ? print_usage_bug+0xc0/0xc0
[  349.821164]  ? print_usage_bug+0xc0/0xc0
[  349.825248]  ? down_read+0x8d/0x120
[  349.828885]  ? ext4_filemap_fault+0x7a/0xad
[  349.833213]  ? __down_interruptible+0x700/0x700
[  349.837897]  ext4_filemap_fault+0x82/0xad
[  349.842046]  __do_fault+0x100/0x6b0
[  349.845676]  ? pmd_devmap_trans_unstable+0x220/0x220
[  349.850795]  ? mark_held_locks+0x130/0x130
[  349.855031]  ? mark_held_locks+0x130/0x130
[  349.859265]  ? find_held_lock+0x36/0x1c0
[  349.863343]  ? find_held_lock+0x36/0x1c0
[  349.867405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.872956]  __handle_mm_fault+0x3ea0/0x5be0
[  349.877366]  ? poll_select_copy_remaining+0x18c/0x6a0
[  349.882581]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  349.887428]  ? __might_fault+0x12b/0x1e0
[  349.891510]  ? lock_downgrade+0x900/0x900
[  349.895667]  ? zap_class+0x640/0x640
[  349.899384]  ? zap_class+0x640/0x640
[  349.903104]  ? find_held_lock+0x36/0x1c0
[  349.907198]  ? handle_mm_fault+0x42a/0xc70
[  349.911435]  ? lock_downgrade+0x900/0x900
[  349.915586]  ? check_preemption_disabled+0x48/0x280
[  349.920621]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  349.925550]  ? kasan_check_read+0x11/0x20
[  349.929700]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.934979]  ? rcu_softirq_qs+0x20/0x20
[  349.938954]  ? trace_hardirqs_off_caller+0x310/0x310
[  349.944062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.949613]  ? check_preemption_disabled+0x48/0x280
[  349.954635]  handle_mm_fault+0x54f/0xc70
[  349.958704]  ? __handle_mm_fault+0x5be0/0x5be0
[  349.963291]  ? find_vma+0x34/0x190
[  349.966840]  __do_page_fault+0x5e8/0xe60
[  349.970909]  ? trace_hardirqs_off+0xb8/0x310
[  349.975327]  do_page_fault+0xf2/0x7e0
[  349.979162]  ? vmalloc_sync_all+0x30/0x30
[  349.983310]  ? error_entry+0x70/0xd0
[  349.987216]  ? trace_hardirqs_off_caller+0xbb/0x310
[  349.992232]  ? trace_hardirqs_on_caller+0xc0/0x310
[  349.997164]  ? syscall_return_slowpath+0x5e0/0x5e0
[  350.002112]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.006993]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.012010]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  350.017458]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  350.022474]  ? prepare_exit_to_usermode+0x291/0x3b0
[  350.027488]  ? page_fault+0x8/0x30
[  350.031029]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.035871]  ? page_fault+0x8/0x30
[  350.039432]  page_fault+0x1e/0x30
[  350.042906] RIP: 0033:0x7efe5ebdedd3
[  350.046628] Code: Bad RIP value.
[  350.049988] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  350.055349] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  350.062611] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  350.069895] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  350.077166] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  350.084451] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  350.091772] warn_alloc_show_mem: 1 callbacks suppressed
[  350.091783] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  350.091785] Mem-Info:
[  350.091815] active_anon:51362 inactive_anon:188 isolated_anon:0
[  350.091815]  active_file:14 inactive_file:10 isolated_file:0
[  350.091815]  unevictable:0 dirty:0 writeback:0 unstable:0
[  350.091815]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  350.091815]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  350.091815]  free:13762 free_pcp:570 free_cma:0
[  350.097161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  350.104457] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  350.106854] Call Trace:
[  350.139728] 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
[  350.149075]  <IRQ>
[  350.176483] lowmem_reserve[]: 0 2818 6321 6321
[  350.179062]  dump_stack+0x244/0x39d
[  350.205136] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  350.207292]  ? dump_stack_print_info.cold.1+0x20/0x20
[  350.211843] lowmem_reserve[]: 0 0 3503 3503
[  350.215470]  warn_alloc.cold.116+0xb7/0x1bd
[  350.243123] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  350.248305]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  350.252598] lowmem_reserve[]: 0 0 0 0
[  350.256921]  ? lock_downgrade+0x900/0x900
[  350.285865] 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
[  350.290709]  ? trace_hardirqs_off+0xb8/0x310
[  350.294480] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  350.298669]  ? trace_hardirqs_off+0xb8/0x310
[  350.312161] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  350.316562]  __alloc_pages_slowpath+0x2651/0x2de0
[  350.331824] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  350.336237]  ? warn_alloc+0x120/0x120
[  350.351193] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  350.356023]  ? warn_alloc+0x120/0x120
[  350.364835] 268 total pagecache pages
[  350.368623]  ? __lock_acquire+0x62f/0x4c20
[  350.377183] 0 pages in swap cache
[  350.380967]  ? warn_alloc+0x120/0x120
[  350.384745] Swap cache stats: add 0, delete 0, find 0/0
[  350.388967]  ? print_usage_bug+0xc0/0xc0
[  350.392399] Free swap  = 0kB
[  350.396191]  ? print_usage_bug+0xc0/0xc0
[  350.401542] Total swap = 0kB
[  350.405599]  ? mark_held_locks+0x130/0x130
[  350.408606] 1965979 pages RAM
[  350.412699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.415692] 0 pages HighMem/MovableOnly
[  350.419924]  ? should_fail+0x22d/0xd01
[  350.423008] 342854 pages reserved
[  350.428534]  ? zap_class+0x640/0x640
[  350.432501] 0 pages cma reserved
[  350.436384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.439874] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  350.443536]  ? __lock_acquire+0x62f/0x4c20
[  350.443553]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.443568]  ? should_fail+0x22d/0xd01
[  350.446974] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  350.452038]  ? mark_held_locks+0x130/0x130
[  350.458512] init cpuset=/ mems_allowed=0
[  350.462740]  ? mark_held_locks+0x130/0x130
[  350.493928]  ? lock_downgrade+0x900/0x900
[  350.498072]  ? zap_class+0x640/0x640
[  350.501786]  ? zap_class+0x640/0x640
[  350.505501]  ? zap_class+0x640/0x640
[  350.509213]  ? do_raw_spin_unlock+0xa7/0x330
[  350.513627]  ? trace_hardirqs_on+0x310/0x310
[  350.518062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.523632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.529175]  ? check_preemption_disabled+0x48/0x280
[  350.534201]  ? __lock_is_held+0xb5/0x140
[  350.538264]  __alloc_pages_nodemask+0xad8/0xea0
[  350.542932]  ? zap_class+0x640/0x640
[  350.546683]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  350.551708]  ? find_held_lock+0x36/0x1c0
[  350.555779]  ? ____cache_alloc_node+0x1c7/0x1e0
[  350.560465]  ? lock_downgrade+0x900/0x900
[  350.564620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.570192]  cache_grow_begin+0xa5/0x8c0
[  350.574262]  ? do_raw_spin_unlock+0xa7/0x330
[  350.578678]  fallback_alloc+0x204/0x2e0
[  350.582659]  ____cache_alloc_node+0x1c7/0x1e0
[  350.587169]  kmem_cache_alloc_node+0xe3/0x730
[  350.591679]  ? lockdep_hardirqs_on+0x296/0x5b0
[  350.596264]  __alloc_skb+0x119/0x770
[  350.599976]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  350.605341]  ? netdev_alloc_frag+0x1f0/0x1f0
[  350.609754]  ? vprintk_default+0x28/0x30
[  350.613810]  ? vprintk_func+0x85/0x181
[  350.617727]  ? printk+0xa7/0xcf
[  350.621006]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  350.625767]  new_skb+0x26/0x1c0
[  350.629043]  aoecmd_cfg+0x279/0x7f0
[  350.632670]  ? find_held_lock+0x36/0x1c0
[  350.636728]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  350.641056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.646603]  ? __lock_is_held+0xb5/0x140
[  350.650679]  discover_timer+0x50/0x60
[  350.654512]  call_timer_fn+0x272/0x920
[  350.658398]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  350.663261]  ? process_timeout+0x40/0x40
[  350.667333]  ? __run_timers+0x7da/0xc70
[  350.671314]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.675811]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.680303]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  350.685142]  ? lockdep_hardirqs_on+0x296/0x5b0
[  350.689726]  ? trace_hardirqs_on+0xbd/0x310
[  350.694043]  ? kasan_check_read+0x11/0x20
[  350.698190]  ? __run_timers+0x7da/0xc70
[  350.702162]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.707269]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  350.712654]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  350.717510]  __run_timers+0x7e5/0xc70
[  350.721324]  ? timer_fixup_init+0x70/0x70
[  350.725469]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  350.730496]  ? zap_class+0x640/0x640
[  350.734213]  ? enqueue_hrtimer+0x1a5/0x560
[  350.738462]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  350.743662]  ? find_held_lock+0x36/0x1c0
[  350.747727]  ? zap_class+0x640/0x640
[  350.751444]  ? pvclock_read_flags+0x160/0x160
[  350.755960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.761496]  ? check_preemption_disabled+0x48/0x280
[  350.766520]  ? __lock_is_held+0xb5/0x140
[  350.770584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.776121]  ? check_preemption_disabled+0x48/0x280
[  350.781140]  run_timer_softirq+0x52/0xb0
[  350.785202]  ? rcu_read_lock_sched_held+0x14f/0x180
[  350.790217]  __do_softirq+0x308/0xb7e
[  350.794018]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  350.798515]  ? lock_downgrade+0x900/0x900
[  350.802664]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  350.807768]  ? pvclock_read_flags+0x160/0x160
[  350.812279]  ? lapic_next_event+0x5a/0x90
[  350.816442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.822004]  ? kvm_clock_read+0x18/0x30
[  350.825973]  ? kvm_sched_clock_read+0x9/0x20
[  350.830378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.835920]  ? check_preemption_disabled+0x48/0x280
[  350.840948]  irq_exit+0x17f/0x1c0
[  350.844418]  smp_apic_timer_interrupt+0x1cb/0x760
[  350.849256]  ? smp_reschedule_interrupt+0x109/0x650
[  350.854273]  ? smp_call_function_single_interrupt+0x650/0x650
[  350.860158]  ? interrupt_entry+0xb5/0xc0
[  350.864218]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.869234]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.874250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.879087]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.884097]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.889128]  ? task_prio+0x50/0x50
[  350.892672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.898206]  ? check_preemption_disabled+0x48/0x280
[  350.903239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.908135]  apic_timer_interrupt+0xf/0x20
[  350.912361]  </IRQ>
[  350.914626] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  350.919557] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  350.938466] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  350.946174] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  350.953458] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  350.960724] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  350.967988] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  350.975257] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  350.982571]  skb_clone+0x1bb/0x500
[  350.986115]  ? finish_task_switch+0x663/0x910
[  350.990614]  ? skb_split+0x11e0/0x11e0
[  350.994531]  ? preempt_notifier_register+0x200/0x200
[  350.999633]  ? __switch_to_asm+0x34/0x70
[  351.003697]  ? __switch_to_asm+0x34/0x70
[  351.007754]  ? __switch_to_asm+0x40/0x70
[  351.011814]  ? __switch_to_asm+0x34/0x70
[  351.015870]  ? __switch_to_asm+0x40/0x70
[  351.019938]  ? __switch_to_asm+0x34/0x70
[  351.023995]  ? __switch_to_asm+0x40/0x70
[  351.028080]  ? __switch_to_asm+0x34/0x70
[  351.032138]  ? __switch_to_asm+0x34/0x70
[  351.036194]  ? __switch_to_asm+0x40/0x70
[  351.040249]  ? __switch_to_asm+0x34/0x70
[  351.044356]  bpf_clone_redirect+0xb9/0x490
[  351.048590]  ? __schedule+0x8d7/0x21d0
[  351.052479]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  351.057500]  ? __sched_text_start+0x8/0x8
[  351.061644]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  351.066419]  ? find_held_lock+0x36/0x1c0
[  351.070488]  ? lock_acquire+0x1ed/0x520
[  351.074458]  ? bpf_test_run+0x3cb/0x780
[  351.078447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.084002]  ? check_preemption_disabled+0x48/0x280
[  351.089024]  ? kasan_check_read+0x11/0x20
[  351.093172]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  351.098449]  ? rcu_softirq_qs+0x20/0x20
[  351.102425]  ? preempt_schedule+0x4d/0x60
[  351.106588]  ? ___preempt_schedule+0x16/0x18
[  351.111005]  ? bpf_test_run+0x25d/0x780
[  351.114992]  ? netlink_diag_dump+0x2a0/0x2a0
[  351.119942]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.125484]  ? bpf_test_init.isra.10+0x70/0x100
[  351.130162]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  351.134934]  ? bpf_test_finish.isra.9+0x260/0x260
[  351.139777]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  351.145311]  ? fput+0x130/0x1a0
[  351.148593]  ? __bpf_prog_get+0x9b/0x290
[  351.152675]  ? bpf_test_finish.isra.9+0x260/0x260
[  351.157973]  ? bpf_prog_test_run+0x130/0x1a0
[  351.162384]  ? __x64_sys_bpf+0x3db/0x520
[  351.166459]  ? bpf_prog_get+0x20/0x20
[  351.170283]  ? do_syscall_64+0x1b9/0x820
[  351.174343]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  351.179722]  ? syscall_return_slowpath+0x5e0/0x5e0
[  351.184658]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.189678]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  351.194693]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  351.201357]  ? __switch_to_asm+0x40/0x70
[  351.205430]  ? __switch_to_asm+0x34/0x70
[  351.209523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.214383]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  351.219759] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  351.219820] aoe: skb alloc failure
[  351.225983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.225988] Call Trace:
[  351.225993]  <IRQ>
[  351.226009]  dump_stack+0x244/0x39d
[  351.226025]  ? dump_stack_print_info.cold.1+0x20/0x20
[  351.229570] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  351.238922]  warn_alloc.cold.116+0xb7/0x1bd
[  351.241475] syz-executor2 cpuset=syz2 mems_allowed=0
[  351.243616]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  351.277083]  ? lock_downgrade+0x900/0x900
[  351.281241]  ? trace_hardirqs_off+0xb8/0x310
[  351.285658]  ? trace_hardirqs_off+0xb8/0x310
[  351.290079]  __alloc_pages_slowpath+0x2651/0x2de0
[  351.294956]  ? warn_alloc+0x120/0x120
[  351.298777]  ? print_usage_bug+0xc0/0xc0
[  351.302851]  ? warn_alloc+0x120/0x120
[  351.306688]  ? warn_alloc+0x120/0x120
[  351.310488]  ? print_usage_bug+0xc0/0xc0
[  351.314555]  ? print_usage_bug+0xc0/0xc0
[  351.318617]  ? __lock_acquire+0x62f/0x4c20
[  351.322858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.328421]  ? should_fail+0x22d/0xd01
[  351.332314]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.337419]  ? __lock_acquire+0x62f/0x4c20
[  351.341671]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.346773]  ? __lock_acquire+0x62f/0x4c20
[  351.351010]  ? should_fail+0x22d/0xd01
[  351.354904]  ? find_held_lock+0x36/0x1c0
[  351.359005]  ? mark_held_locks+0x130/0x130
[  351.363279]  ? mark_held_locks+0x130/0x130
[  351.367514]  ? zap_class+0x640/0x640
[  351.371233]  ? zap_class+0x640/0x640
[  351.374950]  ? print_usage_bug+0xc0/0xc0
[  351.379008]  ? do_raw_spin_unlock+0xa7/0x330
[  351.383416]  ? zap_class+0x640/0x640
[  351.387133]  ? print_usage_bug+0xc0/0xc0
[  351.391200]  ? wq_watchdog_touch+0x9c/0xfe
[  351.395437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.400988]  ? check_preemption_disabled+0x48/0x280
[  351.406032]  ? __lock_is_held+0xb5/0x140
[  351.410099]  __alloc_pages_nodemask+0xad8/0xea0
[  351.414780]  ? zap_class+0x640/0x640
[  351.418500]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  351.423531]  ? find_held_lock+0x36/0x1c0
[  351.427602]  ? ____cache_alloc_node+0x1c7/0x1e0
[  351.432271]  ? lock_downgrade+0x900/0x900
[  351.436428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.442005]  cache_grow_begin+0xa5/0x8c0
[  351.446099]  ? do_raw_spin_unlock+0xa7/0x330
[  351.450531]  fallback_alloc+0x204/0x2e0
[  351.454515]  ____cache_alloc_node+0x1c7/0x1e0
[  351.459026]  kmem_cache_alloc_node+0xe3/0x730
[  351.463537]  ? ipv6_get_ifaddr+0x42e/0x620
[  351.467795]  __alloc_skb+0x119/0x770
[  351.471510]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  351.476793]  ? netdev_alloc_frag+0x1f0/0x1f0
[  351.481219]  ? lock_downgrade+0x900/0x900
[  351.485374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.490914]  ? refcount_sub_and_test_checked+0x203/0x310
[  351.496369]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  351.501837]  ? addrconf_rs_timer+0x690/0x690
[  351.506276]  ndisc_alloc_skb+0x144/0x340
[  351.510358]  ndisc_send_rs+0x331/0x6e0
[  351.514253]  addrconf_rs_timer+0x314/0x690
[  351.518490]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.522734]  call_timer_fn+0x272/0x920
[  351.526627]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.530862]  ? process_timeout+0x40/0x40
[  351.534939]  ? mark_held_locks+0xc7/0x130
[  351.539090]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.543582]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.548089]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.552342]  ? lockdep_hardirqs_on+0x296/0x5b0
[  351.556930]  ? trace_hardirqs_on+0xbd/0x310
[  351.561250]  ? kasan_check_read+0x11/0x20
[  351.565391]  ? __run_timers+0x7da/0xc70
[  351.569364]  ? trace_hardirqs_off_caller+0x310/0x310
[  351.574468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.578707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.582941]  __run_timers+0x7e5/0xc70
[  351.586752]  ? timer_fixup_init+0x70/0x70
[  351.590907]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  351.595921]  ? zap_class+0x640/0x640
[  351.599651]  ? print_usage_bug+0xc0/0xc0
[  351.603713]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  351.608918]  ? find_held_lock+0x36/0x1c0
[  351.612991]  ? zap_class+0x640/0x640
[  351.616715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.622256]  ? check_preemption_disabled+0x48/0x280
[  351.627280]  ? __lock_is_held+0xb5/0x140
[  351.631347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.636896]  ? check_preemption_disabled+0x48/0x280
[  351.641970]  run_timer_softirq+0x52/0xb0
[  351.646049]  ? rcu_read_lock_sched_held+0x14f/0x180
[  351.651075]  __do_softirq+0x308/0xb7e
[  351.654917]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  351.659411]  ? lock_downgrade+0x900/0x900
[  351.663561]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  351.668694]  ? pvclock_read_flags+0x160/0x160
[  351.673191]  ? lapic_next_event+0x5a/0x90
[  351.677354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.682901]  ? kvm_clock_read+0x18/0x30
[  351.686872]  ? kvm_sched_clock_read+0x9/0x20
[  351.691288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.696824]  ? check_preemption_disabled+0x48/0x280
[  351.701903]  irq_exit+0x17f/0x1c0
[  351.705365]  smp_apic_timer_interrupt+0x1cb/0x760
[  351.710242]  ? smp_call_function_single_interrupt+0x650/0x650
[  351.716148]  ? interrupt_entry+0xb5/0xc0
[  351.720219]  ? trace_hardirqs_off_caller+0xbb/0x310
[  351.725231]  ? trace_hardirqs_off_caller+0xbb/0x310
[  351.730252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.735091]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.740102]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.745117]  ? task_prio+0x50/0x50
[  351.748665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.754201]  ? check_preemption_disabled+0x48/0x280
[  351.759219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.764254]  apic_timer_interrupt+0xf/0x20
[  351.768499]  </IRQ>
[  351.770736] RIP: 0010:check_memory_region+0x117/0x1b0
[  351.775927] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  351.794825] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  351.802529] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  351.809788] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  351.817052] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  351.824312] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  351.831569] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  351.838859]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  351.844195]  kasan_check_read+0x11/0x20
[  351.848168]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  351.853270]  ? rcu_softirq_qs+0x20/0x20
[  351.857265]  rcu_is_watching+0x10/0x30
[  351.861167]  page_evictable+0x3c0/0x540
[  351.865169]  ? kswapd_stop+0x100/0x100
[  351.869056]  ? trace_hardirqs_off_caller+0x310/0x310
[  351.874175]  ? perf_trace_sched_process_exec+0x860/0x860
[  351.879633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.885230]  ? check_preemption_disabled+0x48/0x280
[  351.890245]  shrink_active_list+0x869/0x1f00
[  351.894705]  ? mark_held_locks+0xc7/0x130
[  351.898887]  ? shrink_inactive_list+0x1c60/0x1c60
[  351.903733]  ? trace_hardirqs_on+0xbd/0x310
[  351.908048]  ? find_held_lock+0x36/0x1c0
[  351.912104]  ? shrink_inactive_list+0xa4a/0x1c60
[  351.916872]  ? trace_hardirqs_off_caller+0x310/0x310
[  351.921994]  ? zap_class+0x640/0x640
[  351.925714]  ? print_usage_bug+0xc0/0xc0
[  351.929795]  ? __page_frag_cache_drain+0x210/0x210
[  351.934729]  ? print_usage_bug+0xc0/0xc0
[  351.938792]  ? mark_held_locks+0xc7/0x130
[  351.942961]  ? find_held_lock+0x36/0x1c0
[  351.947029]  ? zap_class+0x640/0x640
[  351.950744]  ? mark_held_locks+0xc7/0x130
[  351.954887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.960428]  ? check_preemption_disabled+0x48/0x280
[  351.965447]  ? zap_class+0x640/0x640
[  351.969164]  ? __lock_is_held+0xb5/0x140
[  351.973223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.978760]  ? check_preemption_disabled+0x48/0x280
[  351.983797]  ? __lock_is_held+0xb5/0x140
[  351.988129]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  351.993143]  ? inactive_list_is_low+0x305/0x880
[  351.997823]  ? lruvec_lru_size+0x450/0x450
[  352.002057]  ? kasan_check_read+0x11/0x20
[  352.006259]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  352.011215]  shrink_node_memcg+0x803/0x18f0
[  352.015554]  ? shrink_active_list+0x1f00/0x1f00
[  352.020223]  ? lock_downgrade+0x900/0x900
[  352.024364]  ? check_flush_dependency+0x410/0x410
[  352.029268]  ? kasan_check_read+0x11/0x20
[  352.033422]  ? do_raw_spin_unlock+0xa7/0x330
[  352.037841]  ? ___preempt_schedule+0x16/0x18
[  352.042305]  ? _raw_spin_unlock+0x3f/0x50
[  352.046472]  shrink_node+0x3bc/0x16b0
[  352.050269]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  352.055566]  ? shrink_node_memcg+0x18f0/0x18f0
[  352.060163]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  352.064740]  ? trace_hardirqs_on+0xbd/0x310
[  352.069056]  ? vmpressure+0x271/0x340
[  352.072856]  ? do_raw_spin_trylock+0x270/0x270
[  352.077457]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  352.082991]  ? __cpuset_node_allowed+0x19b/0x660
[  352.087748]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  352.093452]  ? vmpressure+0x1a2/0x340
[  352.097261]  do_try_to_free_pages+0x3e7/0x1290
[  352.101842]  ? zap_class+0x640/0x640
[  352.105568]  ? shrink_node+0x16b0/0x16b0
[  352.109625]  ? __lock_is_held+0xb5/0x140
[  352.113701]  try_to_free_pages+0x4d0/0xb90
[  352.117956]  ? do_try_to_free_pages+0x1290/0x1290
[  352.122811]  ? lock_acquire+0x1ed/0x520
[  352.126783]  ? set_page_refcounted+0x280/0x280
[  352.131369]  ? lock_release+0xa00/0xa00
[  352.135374]  ? _raw_spin_unlock_irq+0x60/0x80
[  352.139866]  ? psi_memstall_enter+0x240/0x2b0
[  352.144366]  ? psi_memstall_tick+0x230/0x230
[  352.148781]  __alloc_pages_slowpath+0xa48/0x2de0
[  352.153580]  ? warn_alloc+0x120/0x120
[  352.157377]  ? mark_held_locks+0x130/0x130
[  352.161645]  ? find_get_entry+0xaae/0x1120
[  352.165927]  ? filemap_map_pages+0x1a20/0x1a20
[  352.170516]  ? zap_class+0x640/0x640
[  352.174250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.179835]  ? check_preemption_disabled+0x48/0x280
[  352.184852]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.190411]  ? should_fail+0x22d/0xd01
[  352.194304]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.199441]  ? zap_class+0x640/0x640
[  352.203185]  ? __lock_is_held+0xb5/0x140
[  352.207252]  ? mark_held_locks+0x130/0x130
[  352.211488]  ? lock_release+0xa00/0xa00
[  352.215466]  ? perf_trace_sched_process_exec+0x860/0x860
[  352.220921]  ? xa_load+0x2ba/0x460
[  352.224463]  ? lock_downgrade+0x900/0x900
[  352.228615]  ? __might_sleep+0x95/0x190
[  352.232610]  __alloc_pages_nodemask+0xad8/0xea0
[  352.237304]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  352.242371]  ? __page_cache_alloc+0x191/0x5c0
[  352.246863]  ? xa_load+0x2e1/0x460
[  352.250408]  ? xa_clear_mark+0x40/0x40
[  352.254305]  ? zap_class+0x640/0x640
[  352.258026]  ? zap_class+0x640/0x640
[  352.261738]  ? zap_class+0x640/0x640
[  352.265452]  ? __do_page_cache_readahead+0x663/0x810
[  352.270560]  ? find_held_lock+0x36/0x1c0
[  352.274627]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  352.280179]  alloc_pages_current+0x173/0x350
[  352.284593]  __page_cache_alloc+0x38c/0x5c0
[  352.288927]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.293855]  ? kasan_check_read+0x11/0x20
[  352.298014]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.303295]  ? generic_perform_write+0x6a0/0x6a0
[  352.308069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.313612]  ? check_preemption_disabled+0x48/0x280
[  352.318683]  filemap_fault+0x1595/0x25f0
[  352.322760]  ? __lock_page_or_retry+0xa00/0xa00
[  352.327434]  ? mark_held_locks+0x130/0x130
[  352.331679]  ? filemap_map_pages+0xd6b/0x1a20
[  352.336182]  ? lock_downgrade+0x900/0x900
[  352.340335]  ? check_preemption_disabled+0x48/0x280
[  352.345359]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.350288]  ? kasan_check_read+0x11/0x20
[  352.354438]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.359715]  ? rcu_softirq_qs+0x20/0x20
[  352.363722]  ? filemap_map_pages+0xd92/0x1a20
[  352.368220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.373763]  ? find_get_entries_tag+0x1400/0x1400
[  352.378612]  ? __lock_acquire+0x62f/0x4c20
[  352.382875]  ? lock_acquire+0x1ed/0x520
[  352.386871]  ? ext4_filemap_fault+0x7a/0xad
[  352.391231]  ? lock_release+0xa00/0xa00
[  352.395206]  ? perf_trace_sched_process_exec+0x860/0x860
[  352.400669]  ? print_usage_bug+0xc0/0xc0
[  352.404730]  ? print_usage_bug+0xc0/0xc0
[  352.408800]  ? down_read+0x8d/0x120
[  352.412423]  ? ext4_filemap_fault+0x7a/0xad
[  352.416747]  ? __down_interruptible+0x700/0x700
[  352.421442]  ext4_filemap_fault+0x82/0xad
[  352.425611]  __do_fault+0x100/0x6b0
[  352.429243]  ? pmd_devmap_trans_unstable+0x220/0x220
[  352.434348]  ? mark_held_locks+0x130/0x130
[  352.438585]  ? mark_held_locks+0x130/0x130
[  352.442821]  ? find_held_lock+0x36/0x1c0
[  352.446910]  ? find_held_lock+0x36/0x1c0
[  352.450975]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.456518]  __handle_mm_fault+0x3ea0/0x5be0
[  352.460934]  ? poll_select_copy_remaining+0x18c/0x6a0
[  352.466132]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  352.470993]  ? __might_fault+0x12b/0x1e0
[  352.475059]  ? lock_downgrade+0x900/0x900
[  352.479223]  ? zap_class+0x640/0x640
[  352.482937]  ? zap_class+0x640/0x640
[  352.486662]  ? find_held_lock+0x36/0x1c0
[  352.490736]  ? handle_mm_fault+0x42a/0xc70
[  352.494971]  ? lock_downgrade+0x900/0x900
[  352.499123]  ? check_preemption_disabled+0x48/0x280
[  352.504146]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.509096]  ? kasan_check_read+0x11/0x20
[  352.513248]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.518525]  ? rcu_softirq_qs+0x20/0x20
[  352.522503]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.527613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.533186]  ? check_preemption_disabled+0x48/0x280
[  352.538234]  handle_mm_fault+0x54f/0xc70
[  352.542302]  ? __handle_mm_fault+0x5be0/0x5be0
[  352.546899]  ? find_vma+0x34/0x190
[  352.550449]  __do_page_fault+0x5e8/0xe60
[  352.554509]  ? trace_hardirqs_off+0xb8/0x310
[  352.558933]  do_page_fault+0xf2/0x7e0
[  352.562735]  ? vmalloc_sync_all+0x30/0x30
[  352.566882]  ? error_entry+0x70/0xd0
[  352.570607]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.575636]  ? trace_hardirqs_on_caller+0xc0/0x310
[  352.580566]  ? syscall_return_slowpath+0x5e0/0x5e0
[  352.585496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.590339]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.595359]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  352.600808]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  352.605829]  ? prepare_exit_to_usermode+0x291/0x3b0
[  352.610846]  ? page_fault+0x8/0x30
[  352.614391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.619258]  ? page_fault+0x8/0x30
[  352.622801]  page_fault+0x1e/0x30
[  352.626255] RIP: 0033:0x7efe5ebdedd3
[  352.629986] Code: Bad RIP value.
[  352.633346] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  352.638723] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  352.646007] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  352.653277] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  352.660542] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  352.667807] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  352.675100] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  352.675105] warn_alloc_show_mem: 1 callbacks suppressed
[  352.675112] Mem-Info:
[  352.682400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  352.687765] active_anon:51362 inactive_anon:188 isolated_anon:0
[  352.687765]  active_file:14 inactive_file:10 isolated_file:0
[  352.687765]  unevictable:0 dirty:0 writeback:0 unstable:0
[  352.687765]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  352.687765]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  352.687765]  free:13762 free_pcp:570 free_cma:0
[  352.690158] Call Trace:
[  352.699543] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  352.732383]  <IRQ>
[  352.734955] 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
[  352.762360]  dump_stack+0x244/0x39d
[  352.764480] lowmem_reserve[]: 0 2818 6321 6321
[  352.790596]  ? dump_stack_print_info.cold.1+0x20/0x20
[  352.794195] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  352.798776]  warn_alloc.cold.116+0xb7/0x1bd
[  352.803931] lowmem_reserve[]: 0 0 3503 3503
[  352.831593]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  352.835886] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  352.840261]  ? lock_downgrade+0x900/0x900
[  352.845075] lowmem_reserve[]: 0 0 0 0
[  352.874045]  ? trace_hardirqs_off+0xb8/0x310
[  352.878201] 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
[  352.882011]  ? trace_hardirqs_off+0xb8/0x310
[  352.886394] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  352.899916]  __alloc_pages_slowpath+0x2651/0x2de0
[  352.904307] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  352.919580]  ? warn_alloc+0x120/0x120
[  352.924384] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  352.939368]  ? warn_alloc+0x120/0x120
[  352.943155] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  352.951972]  ? __lock_acquire+0x62f/0x4c20
[  352.955747] 268 total pagecache pages
[  352.964312]  ? warn_alloc+0x120/0x120
[  352.968529] 0 pages in swap cache
[  352.972312]  ? print_usage_bug+0xc0/0xc0
[  352.976088] Swap cache stats: add 0, delete 0, find 0/0
[  352.979543]  ? print_usage_bug+0xc0/0xc0
[  352.983579] Free swap  = 0kB
[  352.988938]  ? mark_held_locks+0x130/0x130
[  352.992977] Total swap = 0kB
[  352.995995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.000203] 1965979 pages RAM
[  353.003216]  ? should_fail+0x22d/0xd01
[  353.008725] 0 pages HighMem/MovableOnly
[  353.011824]  ? zap_class+0x640/0x640
[  353.015683] 342854 pages reserved
[  353.019644]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.023329] 0 pages cma reserved
[  353.026772]  ? __lock_acquire+0x62f/0x4c20
[  353.031918] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  353.035206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.039500] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  353.045919]  ? should_fail+0x22d/0xd01
[  353.050997] init cpuset=/ mems_allowed=0
[  353.061765]  ? mark_held_locks+0x130/0x130
[  353.073930]  ? mark_held_locks+0x130/0x130
[  353.078165]  ? lock_downgrade+0x900/0x900
[  353.082327]  ? zap_class+0x640/0x640
[  353.086042]  ? zap_class+0x640/0x640
[  353.089758]  ? zap_class+0x640/0x640
[  353.093467]  ? do_raw_spin_unlock+0xa7/0x330
[  353.097914]  ? trace_hardirqs_on+0x310/0x310
[  353.102329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.107868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.113412]  ? check_preemption_disabled+0x48/0x280
[  353.118904]  ? __lock_is_held+0xb5/0x140
[  353.122977]  __alloc_pages_nodemask+0xad8/0xea0
[  353.127643]  ? zap_class+0x640/0x640
[  353.131370]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  353.136412]  ? find_held_lock+0x36/0x1c0
[  353.140481]  ? ____cache_alloc_node+0x1c7/0x1e0
[  353.145166]  ? lock_downgrade+0x900/0x900
[  353.149333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.154868]  cache_grow_begin+0xa5/0x8c0
[  353.158932]  ? do_raw_spin_unlock+0xa7/0x330
[  353.163341]  fallback_alloc+0x204/0x2e0
[  353.167316]  ____cache_alloc_node+0x1c7/0x1e0
[  353.171814]  kmem_cache_alloc_node+0xe3/0x730
[  353.176308]  ? lockdep_hardirqs_on+0x296/0x5b0
[  353.180903]  __alloc_skb+0x119/0x770
[  353.184647]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  353.190032]  ? netdev_alloc_frag+0x1f0/0x1f0
[  353.194454]  ? vprintk_default+0x28/0x30
[  353.198513]  ? vprintk_func+0x85/0x181
[  353.202395]  ? printk+0xa7/0xcf
[  353.205672]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  353.210437]  new_skb+0x26/0x1c0
[  353.213714]  aoecmd_cfg+0x279/0x7f0
[  353.217339]  ? find_held_lock+0x36/0x1c0
[  353.221403]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  353.225727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.231274]  ? __lock_is_held+0xb5/0x140
[  353.235342]  discover_timer+0x50/0x60
[  353.239142]  call_timer_fn+0x272/0x920
[  353.243031]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  353.247878]  ? process_timeout+0x40/0x40
[  353.251979]  ? __run_timers+0x7da/0xc70
[  353.255955]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.260447]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.264956]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  353.269799]  ? lockdep_hardirqs_on+0x296/0x5b0
[  353.274398]  ? trace_hardirqs_on+0xbd/0x310
[  353.278718]  ? kasan_check_read+0x11/0x20
[  353.282863]  ? __run_timers+0x7da/0xc70
[  353.286845]  ? trace_hardirqs_off_caller+0x310/0x310
[  353.291973]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  353.297372]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  353.302210]  __run_timers+0x7e5/0xc70
[  353.306018]  ? timer_fixup_init+0x70/0x70
[  353.310165]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  353.315178]  ? zap_class+0x640/0x640
[  353.318900]  ? enqueue_hrtimer+0x1a5/0x560
[  353.323138]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  353.328348]  ? find_held_lock+0x36/0x1c0
[  353.332415]  ? zap_class+0x640/0x640
[  353.336130]  ? pvclock_read_flags+0x160/0x160
[  353.340626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.346200]  ? check_preemption_disabled+0x48/0x280
[  353.351258]  ? __lock_is_held+0xb5/0x140
[  353.355322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.360880]  ? check_preemption_disabled+0x48/0x280
[  353.365920]  run_timer_softirq+0x52/0xb0
[  353.369982]  ? rcu_read_lock_sched_held+0x14f/0x180
[  353.374997]  __do_softirq+0x308/0xb7e
[  353.378840]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  353.383382]  ? lock_downgrade+0x900/0x900
[  353.387535]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  353.392656]  ? pvclock_read_flags+0x160/0x160
[  353.397164]  ? lapic_next_event+0x5a/0x90
[  353.401313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.406855]  ? kvm_clock_read+0x18/0x30
[  353.410832]  ? kvm_sched_clock_read+0x9/0x20
[  353.415244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.420783]  ? check_preemption_disabled+0x48/0x280
[  353.425803]  irq_exit+0x17f/0x1c0
[  353.429256]  smp_apic_timer_interrupt+0x1cb/0x760
[  353.434098]  ? smp_reschedule_interrupt+0x109/0x650
[  353.439115]  ? smp_call_function_single_interrupt+0x650/0x650
[  353.444999]  ? interrupt_entry+0xb5/0xc0
[  353.449054]  ? trace_hardirqs_off_caller+0xbb/0x310
[  353.454079]  ? trace_hardirqs_off_caller+0xbb/0x310
[  353.459117]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.463958]  ? trace_hardirqs_on_caller+0x310/0x310
[  353.468969]  ? trace_hardirqs_on_caller+0x310/0x310
[  353.473985]  ? task_prio+0x50/0x50
[  353.477523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.483061]  ? check_preemption_disabled+0x48/0x280
[  353.488083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.492948]  apic_timer_interrupt+0xf/0x20
[  353.497180]  </IRQ>
[  353.499420] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  353.504348] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  353.523243] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  353.530961] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  353.538226] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  353.545498] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  353.552764] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  353.560031] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  353.567329]  skb_clone+0x1bb/0x500
[  353.570877]  ? finish_task_switch+0x663/0x910
[  353.575372]  ? skb_split+0x11e0/0x11e0
[  353.579261]  ? preempt_notifier_register+0x200/0x200
[  353.584378]  ? __switch_to_asm+0x34/0x70
[  353.588435]  ? __switch_to_asm+0x34/0x70
[  353.592492]  ? __switch_to_asm+0x40/0x70
[  353.596546]  ? __switch_to_asm+0x34/0x70
[  353.600620]  ? __switch_to_asm+0x40/0x70
[  353.604682]  ? __switch_to_asm+0x34/0x70
[  353.608742]  ? __switch_to_asm+0x40/0x70
[  353.612798]  ? __switch_to_asm+0x34/0x70
[  353.616856]  ? __switch_to_asm+0x34/0x70
[  353.620918]  ? __switch_to_asm+0x40/0x70
[  353.624975]  ? __switch_to_asm+0x34/0x70
[  353.629037]  bpf_clone_redirect+0xb9/0x490
[  353.633273]  ? __schedule+0x8d7/0x21d0
[  353.637166]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  353.642189]  ? __sched_text_start+0x8/0x8
[  353.646339]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  353.651104]  ? find_held_lock+0x36/0x1c0
[  353.655171]  ? lock_acquire+0x1ed/0x520
[  353.659143]  ? bpf_test_run+0x3cb/0x780
[  353.663147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.668688]  ? check_preemption_disabled+0x48/0x280
[  353.673710]  ? kasan_check_read+0x11/0x20
[  353.677859]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.683144]  ? rcu_softirq_qs+0x20/0x20
[  353.687135]  ? preempt_schedule+0x4d/0x60
[  353.691281]  ? ___preempt_schedule+0x16/0x18
[  353.695693]  ? bpf_test_run+0x25d/0x780
[  353.699694]  ? netlink_diag_dump+0x2a0/0x2a0
[  353.704109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.709662]  ? bpf_test_init.isra.10+0x70/0x100
[  353.714335]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  353.719116]  ? bpf_test_finish.isra.9+0x260/0x260
[  353.723960]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  353.729493]  ? fput+0x130/0x1a0
[  353.732810]  ? __bpf_prog_get+0x9b/0x290
[  353.736873]  ? bpf_test_finish.isra.9+0x260/0x260
[  353.741733]  ? bpf_prog_test_run+0x130/0x1a0
[  353.746157]  ? __x64_sys_bpf+0x3db/0x520
[  353.750217]  ? bpf_prog_get+0x20/0x20
[  353.754055]  ? do_syscall_64+0x1b9/0x820
[  353.758132]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  353.763497]  ? syscall_return_slowpath+0x5e0/0x5e0
[  353.768428]  ? trace_hardirqs_on_caller+0x310/0x310
[  353.773473]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  353.778487]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  353.785149]  ? __switch_to_asm+0x40/0x70
[  353.789205]  ? __switch_to_asm+0x34/0x70
[  353.793273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.798124]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  353.803533] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  353.803595] aoe: skb alloc failure
[  353.809765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.809773] Call Trace:
[  353.813360] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  353.822636]  <IRQ>
[  353.825209] syz-executor2 cpuset=syz2 mems_allowed=0
[  353.835686]  dump_stack+0x244/0x39d
[  353.846518]  ? dump_stack_print_info.cold.1+0x20/0x20
[  353.851732]  warn_alloc.cold.116+0xb7/0x1bd
[  353.856054]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  353.860909]  ? lock_downgrade+0x900/0x900
[  353.865099]  ? trace_hardirqs_off+0xb8/0x310
[  353.869514]  ? trace_hardirqs_off+0xb8/0x310
[  353.873930]  __alloc_pages_slowpath+0x2651/0x2de0
[  353.878796]  ? warn_alloc+0x120/0x120
[  353.882609]  ? print_usage_bug+0xc0/0xc0
[  353.886671]  ? warn_alloc+0x120/0x120
[  353.890480]  ? warn_alloc+0x120/0x120
[  353.894283]  ? print_usage_bug+0xc0/0xc0
[  353.898345]  ? print_usage_bug+0xc0/0xc0
[  353.902418]  ? __lock_acquire+0x62f/0x4c20
[  353.906654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.912191]  ? should_fail+0x22d/0xd01
[  353.916096]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.921213]  ? __lock_acquire+0x62f/0x4c20
[  353.925465]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.930567]  ? __lock_acquire+0x62f/0x4c20
[  353.934797]  ? should_fail+0x22d/0xd01
[  353.938687]  ? find_held_lock+0x36/0x1c0
[  353.942756]  ? mark_held_locks+0x130/0x130
[  353.946996]  ? mark_held_locks+0x130/0x130
[  353.951230]  ? zap_class+0x640/0x640
[  353.954940]  ? zap_class+0x640/0x640
[  353.958653]  ? print_usage_bug+0xc0/0xc0
[  353.962712]  ? do_raw_spin_unlock+0xa7/0x330
[  353.967118]  ? zap_class+0x640/0x640
[  353.970837]  ? print_usage_bug+0xc0/0xc0
[  353.974907]  ? wq_watchdog_touch+0x9c/0xfe
[  353.979149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.984946]  ? check_preemption_disabled+0x48/0x280
[  353.989978]  ? __lock_is_held+0xb5/0x140
[  353.994047]  __alloc_pages_nodemask+0xad8/0xea0
[  353.998720]  ? zap_class+0x640/0x640
[  354.002440]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  354.007485]  ? find_held_lock+0x36/0x1c0
[  354.011554]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.016223]  ? lock_downgrade+0x900/0x900
[  354.020376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.025950]  cache_grow_begin+0xa5/0x8c0
[  354.030011]  ? do_raw_spin_unlock+0xa7/0x330
[  354.034457]  fallback_alloc+0x204/0x2e0
[  354.038436]  ____cache_alloc_node+0x1c7/0x1e0
[  354.042937]  kmem_cache_alloc_node+0xe3/0x730
[  354.047431]  ? ipv6_get_ifaddr+0x42e/0x620
[  354.051690]  __alloc_skb+0x119/0x770
[  354.055401]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.060685]  ? netdev_alloc_frag+0x1f0/0x1f0
[  354.065091]  ? lock_downgrade+0x900/0x900
[  354.069248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.074789]  ? refcount_sub_and_test_checked+0x203/0x310
[  354.080257]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  354.085705]  ? addrconf_rs_timer+0x690/0x690
[  354.090125]  ndisc_alloc_skb+0x144/0x340
[  354.094200]  ndisc_send_rs+0x331/0x6e0
[  354.098091]  addrconf_rs_timer+0x314/0x690
[  354.102334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.106578]  call_timer_fn+0x272/0x920
[  354.110462]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.114695]  ? process_timeout+0x40/0x40
[  354.118767]  ? mark_held_locks+0xc7/0x130
[  354.122940]  ? _raw_spin_unlock_irq+0x27/0x80
[  354.127429]  ? _raw_spin_unlock_irq+0x27/0x80
[  354.131937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.136189]  ? lockdep_hardirqs_on+0x296/0x5b0
[  354.140787]  ? trace_hardirqs_on+0xbd/0x310
[  354.145111]  ? kasan_check_read+0x11/0x20
[  354.149256]  ? __run_timers+0x7da/0xc70
[  354.153229]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.158360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.162590]  __run_timers+0x7e5/0xc70
[  354.166425]  ? timer_fixup_init+0x70/0x70
[  354.170594]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  354.175609]  ? zap_class+0x640/0x640
[  354.179319]  ? print_usage_bug+0xc0/0xc0
[  354.183395]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  354.188588]  ? find_held_lock+0x36/0x1c0
[  354.192649]  ? zap_class+0x640/0x640
[  354.196365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.201909]  ? check_preemption_disabled+0x48/0x280
[  354.206938]  ? __lock_is_held+0xb5/0x140
[  354.210995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.216649]  ? check_preemption_disabled+0x48/0x280
[  354.221683]  run_timer_softirq+0x52/0xb0
[  354.225759]  ? rcu_read_lock_sched_held+0x14f/0x180
[  354.230818]  __do_softirq+0x308/0xb7e
[  354.234618]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  354.239111]  ? lock_downgrade+0x900/0x900
[  354.243281]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  354.248390]  ? pvclock_read_flags+0x160/0x160
[  354.252898]  ? lapic_next_event+0x5a/0x90
[  354.257049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.262606]  ? kvm_clock_read+0x18/0x30
[  354.266576]  ? kvm_sched_clock_read+0x9/0x20
[  354.270987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.276538]  ? check_preemption_disabled+0x48/0x280
[  354.281575]  irq_exit+0x17f/0x1c0
[  354.285032]  smp_apic_timer_interrupt+0x1cb/0x760
[  354.289880]  ? smp_call_function_single_interrupt+0x650/0x650
[  354.295785]  ? interrupt_entry+0xb5/0xc0
[  354.299864]  ? trace_hardirqs_off_caller+0xbb/0x310
[  354.304888]  ? trace_hardirqs_off_caller+0xbb/0x310
[  354.309917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.314784]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.319812]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.324823]  ? task_prio+0x50/0x50
[  354.328366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.333906]  ? check_preemption_disabled+0x48/0x280
[  354.338930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.343778]  apic_timer_interrupt+0xf/0x20
[  354.347999]  </IRQ>
[  354.350240] RIP: 0010:check_memory_region+0x117/0x1b0
[  354.355429] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  354.374327] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  354.382036] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  354.389299] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  354.396578] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  354.403840] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  354.411105] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  354.418398]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.423689]  kasan_check_read+0x11/0x20
[  354.427660]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.432762]  ? rcu_softirq_qs+0x20/0x20
[  354.436742]  rcu_is_watching+0x10/0x30
[  354.440630]  page_evictable+0x3c0/0x540
[  354.444633]  ? kswapd_stop+0x100/0x100
[  354.448528]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.453664]  ? perf_trace_sched_process_exec+0x860/0x860
[  354.459141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.464687]  ? check_preemption_disabled+0x48/0x280
[  354.469730]  shrink_active_list+0x869/0x1f00
[  354.474146]  ? mark_held_locks+0xc7/0x130
[  354.478319]  ? shrink_inactive_list+0x1c60/0x1c60
[  354.483170]  ? trace_hardirqs_on+0xbd/0x310
[  354.487496]  ? find_held_lock+0x36/0x1c0
[  354.491554]  ? shrink_inactive_list+0xa4a/0x1c60
[  354.496311]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.501413]  ? zap_class+0x640/0x640
[  354.505128]  ? print_usage_bug+0xc0/0xc0
[  354.509214]  ? __page_frag_cache_drain+0x210/0x210
[  354.514139]  ? print_usage_bug+0xc0/0xc0
[  354.518210]  ? mark_held_locks+0xc7/0x130
[  354.522363]  ? find_held_lock+0x36/0x1c0
[  354.526458]  ? zap_class+0x640/0x640
[  354.530184]  ? mark_held_locks+0xc7/0x130
[  354.534333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.539869]  ? check_preemption_disabled+0x48/0x280
[  354.544931]  ? zap_class+0x640/0x640
[  354.548658]  ? __lock_is_held+0xb5/0x140
[  354.552724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.558281]  ? check_preemption_disabled+0x48/0x280
[  354.563310]  ? __lock_is_held+0xb5/0x140
[  354.567387]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  354.572419]  ? inactive_list_is_low+0x305/0x880
[  354.577110]  ? lruvec_lru_size+0x450/0x450
[  354.581345]  ? kasan_check_read+0x11/0x20
[  354.585502]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  354.590475]  shrink_node_memcg+0x803/0x18f0
[  354.594814]  ? shrink_active_list+0x1f00/0x1f00
[  354.599488]  ? lock_downgrade+0x900/0x900
[  354.603645]  ? check_flush_dependency+0x410/0x410
[  354.608513]  ? kasan_check_read+0x11/0x20
[  354.612661]  ? do_raw_spin_unlock+0xa7/0x330
[  354.617090]  ? ___preempt_schedule+0x16/0x18
[  354.621506]  ? _raw_spin_unlock+0x3f/0x50
[  354.625662]  shrink_node+0x3bc/0x16b0
[  354.629466]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  354.634769]  ? shrink_node_memcg+0x18f0/0x18f0
[  354.639387]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  354.643988]  ? trace_hardirqs_on+0xbd/0x310
[  354.648314]  ? vmpressure+0x271/0x340
[  354.652116]  ? do_raw_spin_trylock+0x270/0x270
[  354.656725]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  354.662267]  ? __cpuset_node_allowed+0x19b/0x660
[  354.667028]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  354.672736]  ? vmpressure+0x1a2/0x340
[  354.676546]  do_try_to_free_pages+0x3e7/0x1290
[  354.681128]  ? zap_class+0x640/0x640
[  354.684868]  ? shrink_node+0x16b0/0x16b0
[  354.688937]  ? __lock_is_held+0xb5/0x140
[  354.693024]  try_to_free_pages+0x4d0/0xb90
[  354.697266]  ? do_try_to_free_pages+0x1290/0x1290
[  354.702121]  ? lock_acquire+0x1ed/0x520
[  354.706101]  ? set_page_refcounted+0x280/0x280
[  354.710689]  ? lock_release+0xa00/0xa00
[  354.714682]  ? _raw_spin_unlock_irq+0x60/0x80
[  354.719197]  ? psi_memstall_enter+0x240/0x2b0
[  354.723701]  ? psi_memstall_tick+0x230/0x230
[  354.728120]  __alloc_pages_slowpath+0xa48/0x2de0
[  354.732926]  ? warn_alloc+0x120/0x120
[  354.736726]  ? mark_held_locks+0x130/0x130
[  354.740969]  ? find_get_entry+0xaae/0x1120
[  354.745237]  ? filemap_map_pages+0x1a20/0x1a20
[  354.749868]  ? zap_class+0x640/0x640
[  354.753616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.759165]  ? check_preemption_disabled+0x48/0x280
[  354.764188]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.769724]  ? should_fail+0x22d/0xd01
[  354.773627]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.778749]  ? zap_class+0x640/0x640
[  354.782493]  ? __lock_is_held+0xb5/0x140
[  354.786563]  ? mark_held_locks+0x130/0x130
[  354.790807]  ? lock_release+0xa00/0xa00
[  354.794782]  ? perf_trace_sched_process_exec+0x860/0x860
[  354.800245]  ? xa_load+0x2ba/0x460
[  354.803786]  ? lock_downgrade+0x900/0x900
[  354.807965]  ? __might_sleep+0x95/0x190
[  354.811941]  __alloc_pages_nodemask+0xad8/0xea0
[  354.816618]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  354.821647]  ? __page_cache_alloc+0x191/0x5c0
[  354.826161]  ? xa_load+0x2e1/0x460
[  354.829702]  ? xa_clear_mark+0x40/0x40
[  354.833603]  ? zap_class+0x640/0x640
[  354.837322]  ? zap_class+0x640/0x640
[  354.841034]  ? zap_class+0x640/0x640
[  354.844743]  ? __do_page_cache_readahead+0x663/0x810
[  354.849849]  ? find_held_lock+0x36/0x1c0
[  354.853918]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  354.859468]  alloc_pages_current+0x173/0x350
[  354.863904]  __page_cache_alloc+0x38c/0x5c0
[  354.868223]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  354.873158]  ? kasan_check_read+0x11/0x20
[  354.877335]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.882617]  ? generic_perform_write+0x6a0/0x6a0
[  354.887370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.892918]  ? check_preemption_disabled+0x48/0x280
[  354.897943]  filemap_fault+0x1595/0x25f0
[  354.902017]  ? __lock_page_or_retry+0xa00/0xa00
[  354.906686]  ? mark_held_locks+0x130/0x130
[  354.910937]  ? filemap_map_pages+0xd6b/0x1a20
[  354.915437]  ? lock_downgrade+0x900/0x900
[  354.919581]  ? check_preemption_disabled+0x48/0x280
[  354.924598]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  354.929523]  ? kasan_check_read+0x11/0x20
[  354.933666]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.938957]  ? rcu_softirq_qs+0x20/0x20
[  354.942944]  ? filemap_map_pages+0xd92/0x1a20
[  354.947442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.952983]  ? find_get_entries_tag+0x1400/0x1400
[  354.957842]  ? __lock_acquire+0x62f/0x4c20
[  354.962086]  ? lock_acquire+0x1ed/0x520
[  354.966063]  ? ext4_filemap_fault+0x7a/0xad
[  354.970393]  ? lock_release+0xa00/0xa00
[  354.974368]  ? perf_trace_sched_process_exec+0x860/0x860
[  354.979836]  ? print_usage_bug+0xc0/0xc0
[  354.983908]  ? print_usage_bug+0xc0/0xc0
[  354.988079]  ? down_read+0x8d/0x120
[  354.991702]  ? ext4_filemap_fault+0x7a/0xad
[  354.996021]  ? __down_interruptible+0x700/0x700
[  355.000704]  ext4_filemap_fault+0x82/0xad
[  355.004856]  __do_fault+0x100/0x6b0
[  355.008486]  ? pmd_devmap_trans_unstable+0x220/0x220
[  355.013594]  ? mark_held_locks+0x130/0x130
[  355.017828]  ? mark_held_locks+0x130/0x130
[  355.022058]  ? find_held_lock+0x36/0x1c0
[  355.026121]  ? find_held_lock+0x36/0x1c0
[  355.030191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.035732]  __handle_mm_fault+0x3ea0/0x5be0
[  355.040136]  ? poll_select_copy_remaining+0x18c/0x6a0
[  355.045340]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  355.050194]  ? __might_fault+0x12b/0x1e0
[  355.054269]  ? lock_downgrade+0x900/0x900
[  355.058443]  ? zap_class+0x640/0x640
[  355.062173]  ? zap_class+0x640/0x640
[  355.065900]  ? find_held_lock+0x36/0x1c0
[  355.069969]  ? handle_mm_fault+0x42a/0xc70
[  355.074200]  ? lock_downgrade+0x900/0x900
[  355.078346]  ? check_preemption_disabled+0x48/0x280
[  355.083360]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  355.088285]  ? kasan_check_read+0x11/0x20
[  355.092432]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.097704]  ? rcu_softirq_qs+0x20/0x20
[  355.101673]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.106778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.112334]  ? check_preemption_disabled+0x48/0x280
[  355.117538]  handle_mm_fault+0x54f/0xc70
[  355.121601]  ? __handle_mm_fault+0x5be0/0x5be0
[  355.126190]  ? find_vma+0x34/0x190
[  355.129797]  __do_page_fault+0x5e8/0xe60
[  355.133858]  ? trace_hardirqs_off+0xb8/0x310
[  355.138334]  do_page_fault+0xf2/0x7e0
[  355.142135]  ? vmalloc_sync_all+0x30/0x30
[  355.146295]  ? error_entry+0x70/0xd0
[  355.150006]  ? trace_hardirqs_off_caller+0xbb/0x310
[  355.155019]  ? trace_hardirqs_on_caller+0xc0/0x310
[  355.159966]  ? syscall_return_slowpath+0x5e0/0x5e0
[  355.164912]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.169770]  ? trace_hardirqs_on_caller+0x310/0x310
[  355.174857]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  355.180319]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  355.185334]  ? prepare_exit_to_usermode+0x291/0x3b0
[  355.190345]  ? page_fault+0x8/0x30
[  355.193898]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.198749]  ? page_fault+0x8/0x30
[  355.202286]  page_fault+0x1e/0x30
[  355.205756] RIP: 0033:0x7efe5ebdedd3
[  355.209488] Code: Bad RIP value.
[  355.212848] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  355.218208] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  355.225471] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  355.232735] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  355.239996] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  355.247261] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  355.254556] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  355.254561] warn_alloc_show_mem: 1 callbacks suppressed
[  355.254568] Mem-Info:
[  355.261834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  355.267204] active_anon:51362 inactive_anon:188 isolated_anon:0
[  355.267204]  active_file:14 inactive_file:10 isolated_file:0
[  355.267204]  unevictable:0 dirty:0 writeback:0 unstable:0
[  355.267204]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  355.267204]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  355.267204]  free:13762 free_pcp:570 free_cma:0
[  355.269573] Call Trace:
[  355.278964] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  355.311802]  <IRQ>
[  355.314372] 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
[  355.341807]  dump_stack+0x244/0x39d
[  355.343928] lowmem_reserve[]: 0 2818 6321 6321
[  355.370040]  ? dump_stack_print_info.cold.1+0x20/0x20
[  355.373641] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  355.378240]  warn_alloc.cold.116+0xb7/0x1bd
[  355.383396] lowmem_reserve[]: 0 0 3503 3503
[  355.411090]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  355.415388] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  355.419698]  ? lock_downgrade+0x900/0x900
[  355.424515] lowmem_reserve[]: 0 0 0 0
[  355.453481]  ? trace_hardirqs_off+0xb8/0x310
[  355.457616] 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
[  355.461411]  ? trace_hardirqs_off+0xb8/0x310
[  355.465791] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  355.479312]  __alloc_pages_slowpath+0x2651/0x2de0
[  355.483688] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  355.498957]  ? warn_alloc+0x120/0x120
[  355.503758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  355.518740]  ? warn_alloc+0x120/0x120
[  355.522514] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  355.531332]  ? warn_alloc+0x120/0x120
[  355.535105] 268 total pagecache pages
[  355.543671]  ? print_usage_bug+0xc0/0xc0
[  355.547448] 0 pages in swap cache
[  355.551236]  ? print_usage_bug+0xc0/0xc0
[  355.555288] Swap cache stats: add 0, delete 0, find 0/0
[  355.558754]  ? ktime_get+0x2c1/0x400
[  355.562784] Free swap  = 0kB
[  355.568137]  ? check_preemption_disabled+0x48/0x280
[  355.571822] Total swap = 0kB
[  355.574827]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  355.579817] 1965979 pages RAM
[  355.582821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.587283] 0 pages HighMem/MovableOnly
[  355.590379]  ? should_fail+0x22d/0xd01
[  355.595888] 342854 pages reserved
[  355.599861]  ? kasan_check_read+0x11/0x20
[  355.603719] 0 pages cma reserved
[  355.607168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.607182]  ? __lock_acquire+0x62f/0x4c20
[  355.611362] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  355.614668]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.619803] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  355.623958]  ? should_fail+0x22d/0xd01
[  355.630428] init cpuset=/ mems_allowed=0
[  355.635537]  ? print_usage_bug+0xc0/0xc0
[  355.657195]  ? mark_held_locks+0x130/0x130
[  355.661431]  ? mark_held_locks+0x130/0x130
[  355.665674]  ? check_preemption_disabled+0x48/0x280
[  355.670699]  ? zap_class+0x640/0x640
[  355.674453]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  355.679243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.684778]  ? check_preemption_disabled+0x48/0x280
[  355.689802]  ? __lock_is_held+0xb5/0x140
[  355.693869]  __alloc_pages_nodemask+0xad8/0xea0
[  355.698564]  ? zap_class+0x640/0x640
[  355.702282]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  355.707307]  ? find_held_lock+0x36/0x1c0
[  355.711380]  ? ____cache_alloc_node+0x1c7/0x1e0
[  355.716052]  ? lock_downgrade+0x900/0x900
[  355.720225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.725791]  cache_grow_begin+0xa5/0x8c0
[  355.729846]  ? do_raw_spin_unlock+0xa7/0x330
[  355.734260]  fallback_alloc+0x204/0x2e0
[  355.738239]  ____cache_alloc_node+0x1c7/0x1e0
[  355.742737]  kmem_cache_alloc_node+0xe3/0x730
[  355.747245]  ? lockdep_hardirqs_on+0x296/0x5b0
[  355.751849]  __alloc_skb+0x119/0x770
[  355.755561]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  355.760935]  ? netdev_alloc_frag+0x1f0/0x1f0
[  355.765361]  ? vprintk_default+0x28/0x30
[  355.769451]  ? vprintk_func+0x85/0x181
[  355.773338]  ? printk+0xa7/0xcf
[  355.776617]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  355.781415]  new_skb+0x26/0x1c0
[  355.784694]  aoecmd_cfg+0x279/0x7f0
[  355.788322]  ? find_held_lock+0x36/0x1c0
[  355.792386]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  355.796715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.802266]  ? __lock_is_held+0xb5/0x140
[  355.806339]  discover_timer+0x50/0x60
[  355.810142]  call_timer_fn+0x272/0x920
[  355.814035]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  355.818883]  ? process_timeout+0x40/0x40
[  355.822960]  ? __run_timers+0x7da/0xc70
[  355.826935]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.831442]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.835934]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  355.840771]  ? lockdep_hardirqs_on+0x296/0x5b0
[  355.845351]  ? trace_hardirqs_on+0xbd/0x310
[  355.849703]  ? kasan_check_read+0x11/0x20
[  355.853851]  ? __run_timers+0x7da/0xc70
[  355.857827]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.862940]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  355.868304]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  355.873147]  __run_timers+0x7e5/0xc70
[  355.876958]  ? timer_fixup_init+0x70/0x70
[  355.881108]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  355.886148]  ? zap_class+0x640/0x640
[  355.889877]  ? enqueue_hrtimer+0x1a5/0x560
[  355.894119]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  355.899330]  ? find_held_lock+0x36/0x1c0
[  355.903392]  ? zap_class+0x640/0x640
[  355.907144]  ? pvclock_read_flags+0x160/0x160
[  355.911640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.917185]  ? check_preemption_disabled+0x48/0x280
[  355.922210]  ? __lock_is_held+0xb5/0x140
[  355.926279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.931845]  ? check_preemption_disabled+0x48/0x280
[  355.936926]  run_timer_softirq+0x52/0xb0
[  355.941050]  ? rcu_read_lock_sched_held+0x14f/0x180
[  355.946066]  __do_softirq+0x308/0xb7e
[  355.949883]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  355.954385]  ? lock_downgrade+0x900/0x900
[  355.958539]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  355.963669]  ? pvclock_read_flags+0x160/0x160
[  355.968167]  ? lapic_next_event+0x5a/0x90
[  355.972316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.977860]  ? kvm_clock_read+0x18/0x30
[  355.981866]  ? kvm_sched_clock_read+0x9/0x20
[  355.986467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.992033]  ? check_preemption_disabled+0x48/0x280
[  355.997056]  irq_exit+0x17f/0x1c0
[  356.000524]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.005366]  ? smp_reschedule_interrupt+0x109/0x650
[  356.010385]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.016265]  ? interrupt_entry+0xb5/0xc0
[  356.020360]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.025376]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.030395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.035239]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.040255]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.045271]  ? task_prio+0x50/0x50
[  356.048814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.054365]  ? check_preemption_disabled+0x48/0x280
[  356.059387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.064239]  apic_timer_interrupt+0xf/0x20
[  356.068483]  </IRQ>
[  356.070725] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  356.075665] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  356.094574] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  356.102277] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  356.109562] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  356.117318] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  356.124584] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  356.131847] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  356.139166]  skb_clone+0x1bb/0x500
[  356.142705]  ? finish_task_switch+0x663/0x910
[  356.147201]  ? skb_split+0x11e0/0x11e0
[  356.151095]  ? preempt_notifier_register+0x200/0x200
[  356.156196]  ? __switch_to_asm+0x34/0x70
[  356.160259]  ? __switch_to_asm+0x34/0x70
[  356.164368]  ? __switch_to_asm+0x40/0x70
[  356.168424]  ? __switch_to_asm+0x34/0x70
[  356.172484]  ? __switch_to_asm+0x40/0x70
[  356.176540]  ? __switch_to_asm+0x34/0x70
[  356.180599]  ? __switch_to_asm+0x40/0x70
[  356.184675]  ? __switch_to_asm+0x34/0x70
[  356.188730]  ? __switch_to_asm+0x34/0x70
[  356.192805]  ? __switch_to_asm+0x40/0x70
[  356.196876]  ? __switch_to_asm+0x34/0x70
[  356.200993]  bpf_clone_redirect+0xb9/0x490
[  356.205230]  ? __schedule+0x8d7/0x21d0
[  356.209123]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  356.214145]  ? __sched_text_start+0x8/0x8
[  356.218291]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  356.223060]  ? find_held_lock+0x36/0x1c0
[  356.227127]  ? lock_acquire+0x1ed/0x520
[  356.231116]  ? bpf_test_run+0x3cb/0x780
[  356.235091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.240625]  ? check_preemption_disabled+0x48/0x280
[  356.245657]  ? kasan_check_read+0x11/0x20
[  356.249803]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.255081]  ? rcu_softirq_qs+0x20/0x20
[  356.259055]  ? preempt_schedule+0x4d/0x60
[  356.263207]  ? ___preempt_schedule+0x16/0x18
[  356.267624]  ? bpf_test_run+0x25d/0x780
[  356.271611]  ? netlink_diag_dump+0x2a0/0x2a0
[  356.276053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.281594]  ? bpf_test_init.isra.10+0x70/0x100
[  356.286285]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  356.291051]  ? bpf_test_finish.isra.9+0x260/0x260
[  356.295901]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  356.301453]  ? fput+0x130/0x1a0
[  356.304735]  ? __bpf_prog_get+0x9b/0x290
[  356.308802]  ? bpf_test_finish.isra.9+0x260/0x260
[  356.313648]  ? bpf_prog_test_run+0x130/0x1a0
[  356.318068]  ? __x64_sys_bpf+0x3db/0x520
[  356.322131]  ? bpf_prog_get+0x20/0x20
[  356.325959]  ? do_syscall_64+0x1b9/0x820
[  356.330017]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  356.335394]  ? syscall_return_slowpath+0x5e0/0x5e0
[  356.340328]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.345374]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  356.350392]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  356.357073]  ? __switch_to_asm+0x40/0x70
[  356.361134]  ? __switch_to_asm+0x34/0x70
[  356.365199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.370053]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  356.375434] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  356.375500] aoe: skb alloc failure
[  356.381663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  356.381669] Call Trace:
[  356.381674]  <IRQ>
[  356.381693]  dump_stack+0x244/0x39d
[  356.381713]  ? dump_stack_print_info.cold.1+0x20/0x20
[  356.385261] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  356.394588]  warn_alloc.cold.116+0xb7/0x1bd
[  356.397145] syz-executor2 cpuset=syz2 mems_allowed=0
[  356.399296]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  356.432780]  ? lock_downgrade+0x900/0x900
[  356.436936]  ? trace_hardirqs_off+0xb8/0x310
[  356.441370]  ? trace_hardirqs_off+0xb8/0x310
[  356.445788]  __alloc_pages_slowpath+0x2651/0x2de0
[  356.450659]  ? warn_alloc+0x120/0x120
[  356.454460]  ? print_usage_bug+0xc0/0xc0
[  356.458536]  ? warn_alloc+0x120/0x120
[  356.462358]  ? warn_alloc+0x120/0x120
[  356.466182]  ? print_usage_bug+0xc0/0xc0
[  356.470249]  ? print_usage_bug+0xc0/0xc0
[  356.474313]  ? __lock_acquire+0x62f/0x4c20
[  356.478568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.484102]  ? should_fail+0x22d/0xd01
[  356.487997]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.493096]  ? __lock_acquire+0x62f/0x4c20
[  356.497333]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.502445]  ? __lock_acquire+0x62f/0x4c20
[  356.506689]  ? should_fail+0x22d/0xd01
[  356.510609]  ? find_held_lock+0x36/0x1c0
[  356.514693]  ? mark_held_locks+0x130/0x130
[  356.518936]  ? mark_held_locks+0x130/0x130
[  356.523172]  ? zap_class+0x640/0x640
[  356.526885]  ? zap_class+0x640/0x640
[  356.530609]  ? print_usage_bug+0xc0/0xc0
[  356.534671]  ? do_raw_spin_unlock+0xa7/0x330
[  356.539094]  ? zap_class+0x640/0x640
[  356.542805]  ? print_usage_bug+0xc0/0xc0
[  356.546864]  ? wq_watchdog_touch+0x9c/0xfe
[  356.551112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.556652]  ? check_preemption_disabled+0x48/0x280
[  356.561693]  ? __lock_is_held+0xb5/0x140
[  356.565756]  __alloc_pages_nodemask+0xad8/0xea0
[  356.570443]  ? zap_class+0x640/0x640
[  356.574166]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  356.579215]  ? find_held_lock+0x36/0x1c0
[  356.583284]  ? ____cache_alloc_node+0x1c7/0x1e0
[  356.587954]  ? lock_downgrade+0x900/0x900
[  356.592111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.597679]  cache_grow_begin+0xa5/0x8c0
[  356.601739]  ? do_raw_spin_unlock+0xa7/0x330
[  356.606158]  fallback_alloc+0x204/0x2e0
[  356.610141]  ____cache_alloc_node+0x1c7/0x1e0
[  356.614645]  kmem_cache_alloc_node+0xe3/0x730
[  356.619146]  ? ipv6_get_ifaddr+0x42e/0x620
[  356.623398]  __alloc_skb+0x119/0x770
[  356.627114]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.632397]  ? netdev_alloc_frag+0x1f0/0x1f0
[  356.636808]  ? lock_downgrade+0x900/0x900
[  356.640968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.646505]  ? refcount_sub_and_test_checked+0x203/0x310
[  356.651960]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  356.657413]  ? addrconf_rs_timer+0x690/0x690
[  356.661846]  ndisc_alloc_skb+0x144/0x340
[  356.665919]  ndisc_send_rs+0x331/0x6e0
[  356.669812]  addrconf_rs_timer+0x314/0x690
[  356.674051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.678295]  call_timer_fn+0x272/0x920
[  356.682185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.686419]  ? process_timeout+0x40/0x40
[  356.690488]  ? mark_held_locks+0xc7/0x130
[  356.694636]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.699132]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.703634]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.707868]  ? lockdep_hardirqs_on+0x296/0x5b0
[  356.712463]  ? trace_hardirqs_on+0xbd/0x310
[  356.716781]  ? kasan_check_read+0x11/0x20
[  356.720945]  ? __run_timers+0x7da/0xc70
[  356.724926]  ? trace_hardirqs_off_caller+0x310/0x310
[  356.730034]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.734286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.738537]  __run_timers+0x7e5/0xc70
[  356.742342]  ? timer_fixup_init+0x70/0x70
[  356.746493]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  356.751506]  ? zap_class+0x640/0x640
[  356.755222]  ? print_usage_bug+0xc0/0xc0
[  356.759284]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  356.764478]  ? find_held_lock+0x36/0x1c0
[  356.768544]  ? zap_class+0x640/0x640
[  356.772295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.777841]  ? check_preemption_disabled+0x48/0x280
[  356.782865]  ? __lock_is_held+0xb5/0x140
[  356.786932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.792467]  ? check_preemption_disabled+0x48/0x280
[  356.797486]  run_timer_softirq+0x52/0xb0
[  356.801576]  ? rcu_read_lock_sched_held+0x14f/0x180
[  356.806588]  __do_softirq+0x308/0xb7e
[  356.810389]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  356.814881]  ? lock_downgrade+0x900/0x900
[  356.819039]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  356.824147]  ? pvclock_read_flags+0x160/0x160
[  356.828644]  ? lapic_next_event+0x5a/0x90
[  356.832807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.838362]  ? kvm_clock_read+0x18/0x30
[  356.842366]  ? kvm_sched_clock_read+0x9/0x20
[  356.846779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.852313]  ? check_preemption_disabled+0x48/0x280
[  356.857353]  irq_exit+0x17f/0x1c0
[  356.860807]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.865655]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.871537]  ? interrupt_entry+0xb5/0xc0
[  356.875616]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.880633]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.885661]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.890497]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.895544]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.900557]  ? task_prio+0x50/0x50
[  356.904095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.909633]  ? check_preemption_disabled+0x48/0x280
[  356.914654]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.919503]  apic_timer_interrupt+0xf/0x20
[  356.923729]  </IRQ>
[  356.925966] RIP: 0010:check_memory_region+0x117/0x1b0
[  356.931159] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  356.950054] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  356.957759] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  356.965024] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  356.972307] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  356.979587] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  356.986866] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  356.994159]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.999444]  kasan_check_read+0x11/0x20
[  357.003419]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.008534]  ? rcu_softirq_qs+0x20/0x20
[  357.012516]  rcu_is_watching+0x10/0x30
[  357.016419]  page_evictable+0x3c0/0x540
[  357.020394]  ? kswapd_stop+0x100/0x100
[  357.024284]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.029383]  ? perf_trace_sched_process_exec+0x860/0x860
[  357.034828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.040364]  ? check_preemption_disabled+0x48/0x280
[  357.045380]  shrink_active_list+0x869/0x1f00
[  357.049796]  ? mark_held_locks+0xc7/0x130
[  357.053953]  ? shrink_inactive_list+0x1c60/0x1c60
[  357.058799]  ? trace_hardirqs_on+0xbd/0x310
[  357.063120]  ? find_held_lock+0x36/0x1c0
[  357.067200]  ? shrink_inactive_list+0xa4a/0x1c60
[  357.071955]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.077056]  ? zap_class+0x640/0x640
[  357.080770]  ? print_usage_bug+0xc0/0xc0
[  357.084864]  ? __page_frag_cache_drain+0x210/0x210
[  357.089824]  ? print_usage_bug+0xc0/0xc0
[  357.093906]  ? mark_held_locks+0xc7/0x130
[  357.098060]  ? find_held_lock+0x36/0x1c0
[  357.102130]  ? zap_class+0x640/0x640
[  357.105845]  ? mark_held_locks+0xc7/0x130
[  357.109994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.115528]  ? check_preemption_disabled+0x48/0x280
[  357.120720]  ? zap_class+0x640/0x640
[  357.124434]  ? __lock_is_held+0xb5/0x140
[  357.128502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.134056]  ? check_preemption_disabled+0x48/0x280
[  357.139093]  ? __lock_is_held+0xb5/0x140
[  357.143170]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  357.148187]  ? inactive_list_is_low+0x305/0x880
[  357.152861]  ? lruvec_lru_size+0x450/0x450
[  357.157099]  ? kasan_check_read+0x11/0x20
[  357.161257]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  357.166208]  shrink_node_memcg+0x803/0x18f0
[  357.170534]  ? shrink_active_list+0x1f00/0x1f00
[  357.175244]  ? lock_downgrade+0x900/0x900
[  357.179388]  ? check_flush_dependency+0x410/0x410
[  357.184259]  ? kasan_check_read+0x11/0x20
[  357.188448]  ? do_raw_spin_unlock+0xa7/0x330
[  357.192860]  ? ___preempt_schedule+0x16/0x18
[  357.197270]  ? _raw_spin_unlock+0x3f/0x50
[  357.201424]  shrink_node+0x3bc/0x16b0
[  357.205229]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  357.210530]  ? shrink_node_memcg+0x18f0/0x18f0
[  357.215138]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  357.219739]  ? trace_hardirqs_on+0xbd/0x310
[  357.224059]  ? vmpressure+0x271/0x340
[  357.227865]  ? do_raw_spin_trylock+0x270/0x270
[  357.232459]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  357.238037]  ? __cpuset_node_allowed+0x19b/0x660
[  357.242793]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  357.248500]  ? vmpressure+0x1a2/0x340
[  357.252319]  do_try_to_free_pages+0x3e7/0x1290
[  357.256917]  ? zap_class+0x640/0x640
[  357.260647]  ? shrink_node+0x16b0/0x16b0
[  357.264707]  ? __lock_is_held+0xb5/0x140
[  357.268798]  try_to_free_pages+0x4d0/0xb90
[  357.273033]  ? do_try_to_free_pages+0x1290/0x1290
[  357.277885]  ? lock_acquire+0x1ed/0x520
[  357.281864]  ? set_page_refcounted+0x280/0x280
[  357.286458]  ? lock_release+0xa00/0xa00
[  357.290445]  ? _raw_spin_unlock_irq+0x60/0x80
[  357.294940]  ? psi_memstall_enter+0x240/0x2b0
[  357.299436]  ? psi_memstall_tick+0x230/0x230
[  357.303855]  __alloc_pages_slowpath+0xa48/0x2de0
[  357.308635]  ? warn_alloc+0x120/0x120
[  357.312434]  ? mark_held_locks+0x130/0x130
[  357.316673]  ? find_get_entry+0xaae/0x1120
[  357.320958]  ? filemap_map_pages+0x1a20/0x1a20
[  357.325546]  ? zap_class+0x640/0x640
[  357.329264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.334802]  ? check_preemption_disabled+0x48/0x280
[  357.339839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.345374]  ? should_fail+0x22d/0xd01
[  357.349262]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.354363]  ? zap_class+0x640/0x640
[  357.358101]  ? __lock_is_held+0xb5/0x140
[  357.362192]  ? mark_held_locks+0x130/0x130
[  357.366431]  ? lock_release+0xa00/0xa00
[  357.370405]  ? perf_trace_sched_process_exec+0x860/0x860
[  357.375851]  ? xa_load+0x2ba/0x460
[  357.379435]  ? lock_downgrade+0x900/0x900
[  357.383604]  ? __might_sleep+0x95/0x190
[  357.387584]  __alloc_pages_nodemask+0xad8/0xea0
[  357.392258]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  357.397288]  ? __page_cache_alloc+0x191/0x5c0
[  357.401778]  ? xa_load+0x2e1/0x460
[  357.405330]  ? xa_clear_mark+0x40/0x40
[  357.409238]  ? zap_class+0x640/0x640
[  357.412976]  ? zap_class+0x640/0x640
[  357.416686]  ? zap_class+0x640/0x640
[  357.420403]  ? __do_page_cache_readahead+0x663/0x810
[  357.425510]  ? find_held_lock+0x36/0x1c0
[  357.429591]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  357.435150]  alloc_pages_current+0x173/0x350
[  357.439568]  __page_cache_alloc+0x38c/0x5c0
[  357.443887]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.448825]  ? kasan_check_read+0x11/0x20
[  357.452972]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.458252]  ? generic_perform_write+0x6a0/0x6a0
[  357.463012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.468566]  ? check_preemption_disabled+0x48/0x280
[  357.473587]  filemap_fault+0x1595/0x25f0
[  357.477657]  ? __lock_page_or_retry+0xa00/0xa00
[  357.482329]  ? mark_held_locks+0x130/0x130
[  357.486571]  ? filemap_map_pages+0xd6b/0x1a20
[  357.491069]  ? lock_downgrade+0x900/0x900
[  357.495216]  ? check_preemption_disabled+0x48/0x280
[  357.500244]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.505178]  ? kasan_check_read+0x11/0x20
[  357.509325]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.514597]  ? rcu_softirq_qs+0x20/0x20
[  357.518588]  ? filemap_map_pages+0xd92/0x1a20
[  357.523089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.528636]  ? find_get_entries_tag+0x1400/0x1400
[  357.533482]  ? __lock_acquire+0x62f/0x4c20
[  357.537729]  ? lock_acquire+0x1ed/0x520
[  357.541700]  ? ext4_filemap_fault+0x7a/0xad
[  357.546028]  ? lock_release+0xa00/0xa00
[  357.550001]  ? perf_trace_sched_process_exec+0x860/0x860
[  357.555454]  ? print_usage_bug+0xc0/0xc0
[  357.559544]  ? print_usage_bug+0xc0/0xc0
[  357.563610]  ? down_read+0x8d/0x120
[  357.567361]  ? ext4_filemap_fault+0x7a/0xad
[  357.571683]  ? __down_interruptible+0x700/0x700
[  357.576359]  ext4_filemap_fault+0x82/0xad
[  357.580506]  __do_fault+0x100/0x6b0
[  357.584132]  ? pmd_devmap_trans_unstable+0x220/0x220
[  357.589237]  ? mark_held_locks+0x130/0x130
[  357.593470]  ? mark_held_locks+0x130/0x130
[  357.597716]  ? find_held_lock+0x36/0x1c0
[  357.601814]  ? find_held_lock+0x36/0x1c0
[  357.605875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.611421]  __handle_mm_fault+0x3ea0/0x5be0
[  357.615830]  ? poll_select_copy_remaining+0x18c/0x6a0
[  357.621026]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  357.625878]  ? __might_fault+0x12b/0x1e0
[  357.629948]  ? lock_downgrade+0x900/0x900
[  357.634109]  ? zap_class+0x640/0x640
[  357.637818]  ? zap_class+0x640/0x640
[  357.641546]  ? find_held_lock+0x36/0x1c0
[  357.645617]  ? handle_mm_fault+0x42a/0xc70
[  357.649867]  ? lock_downgrade+0x900/0x900
[  357.654021]  ? check_preemption_disabled+0x48/0x280
[  357.659038]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.663992]  ? kasan_check_read+0x11/0x20
[  357.668137]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.673436]  ? rcu_softirq_qs+0x20/0x20
[  357.677422]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.682543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.688098]  ? check_preemption_disabled+0x48/0x280
[  357.693119]  handle_mm_fault+0x54f/0xc70
[  357.697191]  ? __handle_mm_fault+0x5be0/0x5be0
[  357.701780]  ? find_vma+0x34/0x190
[  357.705328]  __do_page_fault+0x5e8/0xe60
[  357.709386]  ? trace_hardirqs_off+0xb8/0x310
[  357.713810]  do_page_fault+0xf2/0x7e0
[  357.717616]  ? vmalloc_sync_all+0x30/0x30
[  357.721768]  ? error_entry+0x70/0xd0
[  357.725500]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.730517]  ? trace_hardirqs_on_caller+0xc0/0x310
[  357.735464]  ? syscall_return_slowpath+0x5e0/0x5e0
[  357.740390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.745231]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.750243]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  357.755689]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  357.760703]  ? prepare_exit_to_usermode+0x291/0x3b0
[  357.765717]  ? page_fault+0x8/0x30
[  357.769256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.774099]  ? page_fault+0x8/0x30
[  357.777645]  page_fault+0x1e/0x30
[  357.781098] RIP: 0033:0x7efe5ebdedd3
[  357.784821] Code: Bad RIP value.
[  357.788180] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  357.793559] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  357.800828] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  357.808091] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  357.815381] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  357.822676] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  357.830002] warn_alloc_show_mem: 1 callbacks suppressed
[  357.830014] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  357.830015] Mem-Info:
[  357.830046] active_anon:51362 inactive_anon:188 isolated_anon:0
[  357.830046]  active_file:14 inactive_file:10 isolated_file:0
[  357.830046]  unevictable:0 dirty:0 writeback:0 unstable:0
[  357.830046]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  357.830046]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  357.830046]  free:13762 free_pcp:570 free_cma:0
[  357.835386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.842660] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  357.845054] Call Trace:
[  357.877923] 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
[  357.887260]  <IRQ>
[  357.914650] lowmem_reserve[]: 0 2818 6321 6321
[  357.917240]  dump_stack+0x244/0x39d
[  357.943349] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  357.945497]  ? dump_stack_print_info.cold.1+0x20/0x20
[  357.950080] lowmem_reserve[]: 0 0 3503 3503
[  357.953720]  warn_alloc.cold.116+0xb7/0x1bd
[  357.981354] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  357.986668]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.990961] lowmem_reserve[]: 0 0 0 0
[  357.995270]  ? lock_downgrade+0x900/0x900
[  358.024229] 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
[  358.029079]  ? trace_hardirqs_off+0xb8/0x310
[  358.032846] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  358.037014]  ? trace_hardirqs_off+0xb8/0x310
[  358.050515] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  358.054930]  __alloc_pages_slowpath+0x2651/0x2de0
[  358.070426] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  358.074842]  ? warn_alloc+0x120/0x120
[  358.089811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  358.094639]  ? warn_alloc+0x120/0x120
[  358.103447] 268 total pagecache pages
[  358.107239]  ? __lock_acquire+0x62f/0x4c20
[  358.115792] 0 pages in swap cache
[  358.119579]  ? warn_alloc+0x120/0x120
[  358.123357] Swap cache stats: add 0, delete 0, find 0/0
[  358.127579]  ? print_usage_bug+0xc0/0xc0
[  358.131006] Free swap  = 0kB
[  358.134797]  ? print_usage_bug+0xc0/0xc0
[  358.140133] Total swap = 0kB
[  358.144180]  ? mark_held_locks+0x130/0x130
[  358.147175] 1965979 pages RAM
[  358.151231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.154229] 0 pages HighMem/MovableOnly
[  358.158454]  ? should_fail+0x22d/0xd01
[  358.161530] 342854 pages reserved
[  358.167074]  ? zap_class+0x640/0x640
[  358.171023] 0 pages cma reserved
[  358.174906]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.178405] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.182027]  ? __lock_acquire+0x62f/0x4c20
[  358.182059]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.182074]  ? should_fail+0x22d/0xd01
[  358.185471] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.190519]  ? mark_held_locks+0x130/0x130
[  358.196980] init cpuset=/ mems_allowed=0
[  358.201214]  ? mark_held_locks+0x130/0x130
[  358.232348]  ? lock_downgrade+0x900/0x900
[  358.236512]  ? zap_class+0x640/0x640
[  358.240237]  ? zap_class+0x640/0x640
[  358.243954]  ? zap_class+0x640/0x640
[  358.247669]  ? do_raw_spin_unlock+0xa7/0x330
[  358.252075]  ? trace_hardirqs_on+0x310/0x310
[  358.256569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.262106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.267663]  ? check_preemption_disabled+0x48/0x280
[  358.272688]  ? __lock_is_held+0xb5/0x140
[  358.276753]  __alloc_pages_nodemask+0xad8/0xea0
[  358.281423]  ? zap_class+0x640/0x640
[  358.285146]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  358.290188]  ? find_held_lock+0x36/0x1c0
[  358.294257]  ? ____cache_alloc_node+0x1c7/0x1e0
[  358.298931]  ? lock_downgrade+0x900/0x900
[  358.303088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.308633]  cache_grow_begin+0xa5/0x8c0
[  358.312697]  ? do_raw_spin_unlock+0xa7/0x330
[  358.317114]  fallback_alloc+0x204/0x2e0
[  358.321089]  ____cache_alloc_node+0x1c7/0x1e0
[  358.325613]  kmem_cache_alloc_node+0xe3/0x730
[  358.330109]  ? lockdep_hardirqs_on+0x296/0x5b0
[  358.334697]  __alloc_skb+0x119/0x770
[  358.338407]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  358.343789]  ? netdev_alloc_frag+0x1f0/0x1f0
[  358.348236]  ? vprintk_default+0x28/0x30
[  358.352294]  ? vprintk_func+0x85/0x181
[  358.356179]  ? printk+0xa7/0xcf
[  358.359472]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  358.364239]  new_skb+0x26/0x1c0
[  358.367547]  aoecmd_cfg+0x279/0x7f0
[  358.371204]  ? find_held_lock+0x36/0x1c0
[  358.375266]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  358.379598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.385149]  ? __lock_is_held+0xb5/0x140
[  358.389219]  discover_timer+0x50/0x60
[  358.393018]  call_timer_fn+0x272/0x920
[  358.396908]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  358.401752]  ? process_timeout+0x40/0x40
[  358.405820]  ? __run_timers+0x7da/0xc70
[  358.409798]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.414291]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.418780]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  358.423617]  ? lockdep_hardirqs_on+0x296/0x5b0
[  358.428199]  ? trace_hardirqs_on+0xbd/0x310
[  358.432515]  ? kasan_check_read+0x11/0x20
[  358.436679]  ? __run_timers+0x7da/0xc70
[  358.440650]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.445766]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  358.451133]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  358.455975]  __run_timers+0x7e5/0xc70
[  358.459782]  ? timer_fixup_init+0x70/0x70
[  358.463932]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  358.468947]  ? zap_class+0x640/0x640
[  358.472668]  ? enqueue_hrtimer+0x1a5/0x560
[  358.476911]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  358.482105]  ? find_held_lock+0x36/0x1c0
[  358.486164]  ? zap_class+0x640/0x640
[  358.489924]  ? pvclock_read_flags+0x160/0x160
[  358.494423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.499957]  ? check_preemption_disabled+0x48/0x280
[  358.505012]  ? __lock_is_held+0xb5/0x140
[  358.509091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.514644]  ? check_preemption_disabled+0x48/0x280
[  358.519672]  run_timer_softirq+0x52/0xb0
[  358.523730]  ? rcu_read_lock_sched_held+0x14f/0x180
[  358.528744]  __do_softirq+0x308/0xb7e
[  358.532565]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  358.537058]  ? lock_downgrade+0x900/0x900
[  358.541207]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  358.546320]  ? pvclock_read_flags+0x160/0x160
[  358.550818]  ? lapic_next_event+0x5a/0x90
[  358.554979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.560517]  ? kvm_clock_read+0x18/0x30
[  358.564487]  ? kvm_sched_clock_read+0x9/0x20
[  358.568903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.574439]  ? check_preemption_disabled+0x48/0x280
[  358.579456]  irq_exit+0x17f/0x1c0
[  358.582923]  smp_apic_timer_interrupt+0x1cb/0x760
[  358.587773]  ? smp_reschedule_interrupt+0x109/0x650
[  358.592783]  ? smp_call_function_single_interrupt+0x650/0x650
[  358.598680]  ? interrupt_entry+0xb5/0xc0
[  358.602755]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.607769]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.612782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.617635]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.622653]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.627675]  ? task_prio+0x50/0x50
[  358.631211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.636742]  ? check_preemption_disabled+0x48/0x280
[  358.641759]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.646609]  apic_timer_interrupt+0xf/0x20
[  358.650833]  </IRQ>
[  358.653075] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  358.658000] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  358.676900] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  358.684604] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  358.691866] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  358.699134] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  358.706399] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  358.713667] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  358.720966]  skb_clone+0x1bb/0x500
[  358.724506]  ? finish_task_switch+0x663/0x910
[  358.729035]  ? skb_split+0x11e0/0x11e0
[  358.732941]  ? preempt_notifier_register+0x200/0x200
[  358.738039]  ? __switch_to_asm+0x34/0x70
[  358.742097]  ? __switch_to_asm+0x34/0x70
[  358.746156]  ? __switch_to_asm+0x40/0x70
[  358.750214]  ? __switch_to_asm+0x34/0x70
[  358.754287]  ? __switch_to_asm+0x40/0x70
[  358.758339]  ? __switch_to_asm+0x34/0x70
[  358.762392]  ? __switch_to_asm+0x40/0x70
[  358.766446]  ? __switch_to_asm+0x34/0x70
[  358.770503]  ? __switch_to_asm+0x34/0x70
[  358.774574]  ? __switch_to_asm+0x40/0x70
[  358.778642]  ? __switch_to_asm+0x34/0x70
[  358.782713]  bpf_clone_redirect+0xb9/0x490
[  358.786948]  ? __schedule+0x8d7/0x21d0
[  358.790835]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  358.795853]  ? __sched_text_start+0x8/0x8
[  358.800002]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  358.804779]  ? find_held_lock+0x36/0x1c0
[  358.808842]  ? lock_acquire+0x1ed/0x520
[  358.812812]  ? bpf_test_run+0x3cb/0x780
[  358.816781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.822321]  ? check_preemption_disabled+0x48/0x280
[  358.827351]  ? kasan_check_read+0x11/0x20
[  358.831509]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.836860]  ? rcu_softirq_qs+0x20/0x20
[  358.840833]  ? preempt_schedule+0x4d/0x60
[  358.844975]  ? ___preempt_schedule+0x16/0x18
[  358.849399]  ? bpf_test_run+0x25d/0x780
[  358.853384]  ? netlink_diag_dump+0x2a0/0x2a0
[  358.857792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.863325]  ? bpf_test_init.isra.10+0x70/0x100
[  358.867996]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  358.872764]  ? bpf_test_finish.isra.9+0x260/0x260
[  358.877603]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  358.883143]  ? fput+0x130/0x1a0
[  358.886424]  ? __bpf_prog_get+0x9b/0x290
[  358.890500]  ? bpf_test_finish.isra.9+0x260/0x260
[  358.895336]  ? bpf_prog_test_run+0x130/0x1a0
[  358.899744]  ? __x64_sys_bpf+0x3db/0x520
[  358.903825]  ? bpf_prog_get+0x20/0x20
[  358.907638]  ? do_syscall_64+0x1b9/0x820
[  358.911724]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  358.917098]  ? syscall_return_slowpath+0x5e0/0x5e0
[  358.922031]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.927051]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  358.932068]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  358.938729]  ? __switch_to_asm+0x40/0x70
[  358.942784]  ? __switch_to_asm+0x34/0x70
[  358.946849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.951698]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  358.957077] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  358.957142] aoe: skb alloc failure
[  358.963302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  358.963307] Call Trace:
[  358.963313]  <IRQ>
[  358.963330]  dump_stack+0x244/0x39d
[  358.963352]  ? dump_stack_print_info.cold.1+0x20/0x20
[  358.966905] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.976236]  warn_alloc.cold.116+0xb7/0x1bd
[  358.978795] syz-executor2 cpuset=syz2 mems_allowed=0
[  358.980936]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  359.014404]  ? lock_downgrade+0x900/0x900
[  359.018592]  ? trace_hardirqs_off+0xb8/0x310
[  359.023009]  ? trace_hardirqs_off+0xb8/0x310
[  359.027427]  __alloc_pages_slowpath+0x2651/0x2de0
[  359.032312]  ? warn_alloc+0x120/0x120
[  359.036130]  ? print_usage_bug+0xc0/0xc0
[  359.040198]  ? warn_alloc+0x120/0x120
[  359.044006]  ? warn_alloc+0x120/0x120
[  359.047808]  ? print_usage_bug+0xc0/0xc0
[  359.051869]  ? print_usage_bug+0xc0/0xc0
[  359.055936]  ? __lock_acquire+0x62f/0x4c20
[  359.060189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.065721]  ? should_fail+0x22d/0xd01
[  359.069613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.074716]  ? __lock_acquire+0x62f/0x4c20
[  359.078970]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.084070]  ? __lock_acquire+0x62f/0x4c20
[  359.088305]  ? should_fail+0x22d/0xd01
[  359.092193]  ? find_held_lock+0x36/0x1c0
[  359.096266]  ? mark_held_locks+0x130/0x130
[  359.100507]  ? mark_held_locks+0x130/0x130
[  359.104741]  ? zap_class+0x640/0x640
[  359.108456]  ? zap_class+0x640/0x640
[  359.112202]  ? print_usage_bug+0xc0/0xc0
[  359.116356]  ? do_raw_spin_unlock+0xa7/0x330
[  359.120760]  ? zap_class+0x640/0x640
[  359.124471]  ? print_usage_bug+0xc0/0xc0
[  359.128530]  ? wq_watchdog_touch+0x9c/0xfe
[  359.132766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.138304]  ? check_preemption_disabled+0x48/0x280
[  359.143360]  ? __lock_is_held+0xb5/0x140
[  359.147455]  __alloc_pages_nodemask+0xad8/0xea0
[  359.152165]  ? zap_class+0x640/0x640
[  359.155882]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  359.160926]  ? find_held_lock+0x36/0x1c0
[  359.164998]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.169662]  ? lock_downgrade+0x900/0x900
[  359.173820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.179376]  cache_grow_begin+0xa5/0x8c0
[  359.183433]  ? do_raw_spin_unlock+0xa7/0x330
[  359.187840]  fallback_alloc+0x204/0x2e0
[  359.191814]  ____cache_alloc_node+0x1c7/0x1e0
[  359.196308]  kmem_cache_alloc_node+0xe3/0x730
[  359.200820]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.205061]  __alloc_skb+0x119/0x770
[  359.208769]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.214066]  ? netdev_alloc_frag+0x1f0/0x1f0
[  359.218502]  ? lock_downgrade+0x900/0x900
[  359.222657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.228192]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.233642]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.239090]  ? addrconf_rs_timer+0x690/0x690
[  359.243527]  ndisc_alloc_skb+0x144/0x340
[  359.247608]  ndisc_send_rs+0x331/0x6e0
[  359.251500]  addrconf_rs_timer+0x314/0x690
[  359.255756]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.259998]  call_timer_fn+0x272/0x920
[  359.263885]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.268126]  ? process_timeout+0x40/0x40
[  359.272221]  ? mark_held_locks+0xc7/0x130
[  359.276365]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.280868]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.285378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.289610]  ? lockdep_hardirqs_on+0x296/0x5b0
[  359.294190]  ? trace_hardirqs_on+0xbd/0x310
[  359.298523]  ? kasan_check_read+0x11/0x20
[  359.302666]  ? __run_timers+0x7da/0xc70
[  359.306639]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.311739]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.315987]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.320216]  __run_timers+0x7e5/0xc70
[  359.324019]  ? timer_fixup_init+0x70/0x70
[  359.328172]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.333190]  ? zap_class+0x640/0x640
[  359.336909]  ? print_usage_bug+0xc0/0xc0
[  359.340968]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  359.346163]  ? find_held_lock+0x36/0x1c0
[  359.350222]  ? zap_class+0x640/0x640
[  359.353936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.359474]  ? check_preemption_disabled+0x48/0x280
[  359.364494]  ? __lock_is_held+0xb5/0x140
[  359.368548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.374076]  ? check_preemption_disabled+0x48/0x280
[  359.379118]  run_timer_softirq+0x52/0xb0
[  359.383181]  ? rcu_read_lock_sched_held+0x14f/0x180
[  359.388189]  __do_softirq+0x308/0xb7e
[  359.391986]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  359.396500]  ? lock_downgrade+0x900/0x900
[  359.400662]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  359.405767]  ? pvclock_read_flags+0x160/0x160
[  359.410377]  ? lapic_next_event+0x5a/0x90
[  359.414542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.420087]  ? kvm_clock_read+0x18/0x30
[  359.424060]  ? kvm_sched_clock_read+0x9/0x20
[  359.428511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.434061]  ? check_preemption_disabled+0x48/0x280
[  359.439081]  irq_exit+0x17f/0x1c0
[  359.442546]  smp_apic_timer_interrupt+0x1cb/0x760
[  359.447393]  ? smp_call_function_single_interrupt+0x650/0x650
[  359.453279]  ? interrupt_entry+0xb5/0xc0
[  359.457340]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.462350]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.467417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.472278]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.477291]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.482305]  ? task_prio+0x50/0x50
[  359.485843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.491379]  ? check_preemption_disabled+0x48/0x280
[  359.496428]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.501274]  apic_timer_interrupt+0xf/0x20
[  359.505496]  </IRQ>
[  359.507738] RIP: 0010:check_memory_region+0x117/0x1b0
[  359.512933] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  359.531831] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  359.539541] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  359.546807] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  359.554074] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  359.561343] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  359.568624] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  359.575947]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.581238]  kasan_check_read+0x11/0x20
[  359.585211]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.590315]  ? rcu_softirq_qs+0x20/0x20
[  359.594311]  rcu_is_watching+0x10/0x30
[  359.598200]  page_evictable+0x3c0/0x540
[  359.602176]  ? kswapd_stop+0x100/0x100
[  359.606069]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.611194]  ? perf_trace_sched_process_exec+0x860/0x860
[  359.616646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.622189]  ? check_preemption_disabled+0x48/0x280
[  359.627221]  shrink_active_list+0x869/0x1f00
[  359.631654]  ? mark_held_locks+0xc7/0x130
[  359.635806]  ? shrink_inactive_list+0x1c60/0x1c60
[  359.640657]  ? trace_hardirqs_on+0xbd/0x310
[  359.645001]  ? find_held_lock+0x36/0x1c0
[  359.649060]  ? shrink_inactive_list+0xa4a/0x1c60
[  359.653815]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.658934]  ? zap_class+0x640/0x640
[  359.662648]  ? print_usage_bug+0xc0/0xc0
[  359.666728]  ? __page_frag_cache_drain+0x210/0x210
[  359.671653]  ? print_usage_bug+0xc0/0xc0
[  359.675721]  ? mark_held_locks+0xc7/0x130
[  359.679877]  ? find_held_lock+0x36/0x1c0
[  359.683954]  ? zap_class+0x640/0x640
[  359.687667]  ? mark_held_locks+0xc7/0x130
[  359.691819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.697355]  ? check_preemption_disabled+0x48/0x280
[  359.702377]  ? zap_class+0x640/0x640
[  359.706089]  ? __lock_is_held+0xb5/0x140
[  359.710163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.715703]  ? check_preemption_disabled+0x48/0x280
[  359.720745]  ? __lock_is_held+0xb5/0x140
[  359.724818]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.729830]  ? inactive_list_is_low+0x305/0x880
[  359.734549]  ? lruvec_lru_size+0x450/0x450
[  359.738830]  ? kasan_check_read+0x11/0x20
[  359.742984]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  359.747931]  shrink_node_memcg+0x803/0x18f0
[  359.752271]  ? shrink_active_list+0x1f00/0x1f00
[  359.756949]  ? lock_downgrade+0x900/0x900
[  359.761125]  ? check_flush_dependency+0x410/0x410
[  359.765987]  ? kasan_check_read+0x11/0x20
[  359.770134]  ? do_raw_spin_unlock+0xa7/0x330
[  359.774551]  ? ___preempt_schedule+0x16/0x18
[  359.778965]  ? _raw_spin_unlock+0x3f/0x50
[  359.783118]  shrink_node+0x3bc/0x16b0
[  359.786942]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  359.792240]  ? shrink_node_memcg+0x18f0/0x18f0
[  359.796817]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  359.801415]  ? trace_hardirqs_on+0xbd/0x310
[  359.805765]  ? vmpressure+0x271/0x340
[  359.809565]  ? do_raw_spin_trylock+0x270/0x270
[  359.814177]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  359.819742]  ? __cpuset_node_allowed+0x19b/0x660
[  359.824504]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  359.830213]  ? vmpressure+0x1a2/0x340
[  359.834024]  do_try_to_free_pages+0x3e7/0x1290
[  359.838605]  ? zap_class+0x640/0x640
[  359.842365]  ? shrink_node+0x16b0/0x16b0
[  359.846427]  ? __lock_is_held+0xb5/0x140
[  359.850515]  try_to_free_pages+0x4d0/0xb90
[  359.854758]  ? do_try_to_free_pages+0x1290/0x1290
[  359.859611]  ? lock_acquire+0x1ed/0x520
[  359.863603]  ? set_page_refcounted+0x280/0x280
[  359.868200]  ? lock_release+0xa00/0xa00
[  359.872183]  ? _raw_spin_unlock_irq+0x60/0x80
[  359.876678]  ? psi_memstall_enter+0x240/0x2b0
[  359.881181]  ? psi_memstall_tick+0x230/0x230
[  359.885603]  __alloc_pages_slowpath+0xa48/0x2de0
[  359.890397]  ? warn_alloc+0x120/0x120
[  359.894228]  ? mark_held_locks+0x130/0x130
[  359.898482]  ? find_get_entry+0xaae/0x1120
[  359.902724]  ? filemap_map_pages+0x1a20/0x1a20
[  359.907314]  ? zap_class+0x640/0x640
[  359.911034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.916570]  ? check_preemption_disabled+0x48/0x280
[  359.921587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.927123]  ? should_fail+0x22d/0xd01
[  359.931020]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.936124]  ? zap_class+0x640/0x640
[  359.939865]  ? __lock_is_held+0xb5/0x140
[  359.943937]  ? mark_held_locks+0x130/0x130
[  359.948180]  ? lock_release+0xa00/0xa00
[  359.952162]  ? perf_trace_sched_process_exec+0x860/0x860
[  359.957608]  ? xa_load+0x2ba/0x460
[  359.961151]  ? lock_downgrade+0x900/0x900
[  359.965312]  ? __might_sleep+0x95/0x190
[  359.969297]  __alloc_pages_nodemask+0xad8/0xea0
[  359.973978]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  359.978993]  ? __page_cache_alloc+0x191/0x5c0
[  359.983496]  ? xa_load+0x2e1/0x460
[  359.987342]  ? xa_clear_mark+0x40/0x40
[  359.991245]  ? zap_class+0x640/0x640
[  359.994973]  ? zap_class+0x640/0x640
[  359.998688]  ? zap_class+0x640/0x640
[  360.002403]  ? __do_page_cache_readahead+0x663/0x810
[  360.007523]  ? find_held_lock+0x36/0x1c0
[  360.011601]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  360.017144]  alloc_pages_current+0x173/0x350
[  360.021564]  __page_cache_alloc+0x38c/0x5c0
[  360.025883]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.030815]  ? kasan_check_read+0x11/0x20
[  360.034959]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.040236]  ? generic_perform_write+0x6a0/0x6a0
[  360.044993]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.050527]  ? check_preemption_disabled+0x48/0x280
[  360.055560]  filemap_fault+0x1595/0x25f0
[  360.059629]  ? __lock_page_or_retry+0xa00/0xa00
[  360.064304]  ? mark_held_locks+0x130/0x130
[  360.068561]  ? filemap_map_pages+0xd6b/0x1a20
[  360.073071]  ? lock_downgrade+0x900/0x900
[  360.077223]  ? check_preemption_disabled+0x48/0x280
[  360.082242]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.087173]  ? kasan_check_read+0x11/0x20
[  360.091336]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.096607]  ? rcu_softirq_qs+0x20/0x20
[  360.100613]  ? filemap_map_pages+0xd92/0x1a20
[  360.105129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.110673]  ? find_get_entries_tag+0x1400/0x1400
[  360.115530]  ? __lock_acquire+0x62f/0x4c20
[  360.119775]  ? lock_acquire+0x1ed/0x520
[  360.123749]  ? ext4_filemap_fault+0x7a/0xad
[  360.128075]  ? lock_release+0xa00/0xa00
[  360.132046]  ? perf_trace_sched_process_exec+0x860/0x860
[  360.137490]  ? print_usage_bug+0xc0/0xc0
[  360.141549]  ? print_usage_bug+0xc0/0xc0
[  360.145616]  ? down_read+0x8d/0x120
[  360.149272]  ? ext4_filemap_fault+0x7a/0xad
[  360.153590]  ? __down_interruptible+0x700/0x700
[  360.158264]  ext4_filemap_fault+0x82/0xad
[  360.162416]  __do_fault+0x100/0x6b0
[  360.166046]  ? pmd_devmap_trans_unstable+0x220/0x220
[  360.171149]  ? mark_held_locks+0x130/0x130
[  360.175398]  ? mark_held_locks+0x130/0x130
[  360.179624]  ? find_held_lock+0x36/0x1c0
[  360.183698]  ? find_held_lock+0x36/0x1c0
[  360.187755]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.193298]  __handle_mm_fault+0x3ea0/0x5be0
[  360.197732]  ? poll_select_copy_remaining+0x18c/0x6a0
[  360.202954]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  360.207794]  ? __might_fault+0x12b/0x1e0
[  360.211850]  ? lock_downgrade+0x900/0x900
[  360.216005]  ? zap_class+0x640/0x640
[  360.219720]  ? zap_class+0x640/0x640
[  360.223434]  ? find_held_lock+0x36/0x1c0
[  360.227500]  ? handle_mm_fault+0x42a/0xc70
[  360.231728]  ? lock_downgrade+0x900/0x900
[  360.235871]  ? check_preemption_disabled+0x48/0x280
[  360.240905]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.245834]  ? kasan_check_read+0x11/0x20
[  360.249979]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.255254]  ? rcu_softirq_qs+0x20/0x20
[  360.259226]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.264342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.269903]  ? check_preemption_disabled+0x48/0x280
[  360.274936]  handle_mm_fault+0x54f/0xc70
[  360.279027]  ? __handle_mm_fault+0x5be0/0x5be0
[  360.283644]  ? find_vma+0x34/0x190
[  360.287206]  __do_page_fault+0x5e8/0xe60
[  360.291265]  ? trace_hardirqs_off+0xb8/0x310
[  360.295684]  do_page_fault+0xf2/0x7e0
[  360.299499]  ? vmalloc_sync_all+0x30/0x30
[  360.303646]  ? error_entry+0x70/0xd0
[  360.307375]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.312393]  ? trace_hardirqs_on_caller+0xc0/0x310
[  360.317320]  ? syscall_return_slowpath+0x5e0/0x5e0
[  360.322260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.327116]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.332134]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.337586]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  360.342596]  ? prepare_exit_to_usermode+0x291/0x3b0
[  360.347607]  ? page_fault+0x8/0x30
[  360.351142]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.355984]  ? page_fault+0x8/0x30
[  360.359539]  page_fault+0x1e/0x30
[  360.362988] RIP: 0033:0x7efe5ebdedd3
[  360.366715] Code: Bad RIP value.
[  360.370079] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  360.375441] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  360.382707] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  360.390000] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  360.397277] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  360.404557] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  360.411865] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  360.411870] warn_alloc_show_mem: 1 callbacks suppressed
[  360.411877] Mem-Info:
[  360.419158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.424529] active_anon:51362 inactive_anon:188 isolated_anon:0
[  360.424529]  active_file:14 inactive_file:10 isolated_file:0
[  360.424529]  unevictable:0 dirty:0 writeback:0 unstable:0
[  360.424529]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  360.424529]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  360.424529]  free:13762 free_pcp:570 free_cma:0
[  360.426906] Call Trace:
[  360.436295] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  360.469138]  <IRQ>
[  360.471711] 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
[  360.499120]  dump_stack+0x244/0x39d
[  360.501243] lowmem_reserve[]: 0 2818 6321 6321
[  360.527347]  ? dump_stack_print_info.cold.1+0x20/0x20
[  360.530950] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  360.535565]  warn_alloc.cold.116+0xb7/0x1bd
[  360.540735] lowmem_reserve[]: 0 0 3503 3503
[  360.568402]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.572699] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  360.577017]  ? lock_downgrade+0x900/0x900
[  360.581831] lowmem_reserve[]: 0 0 0 0
[  360.610827]  ? trace_hardirqs_off+0xb8/0x310
[  360.614960] 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
[  360.618759]  ? trace_hardirqs_off+0xb8/0x310
[  360.623140] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  360.636666]  __alloc_pages_slowpath+0x2651/0x2de0
[  360.641051] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  360.656323]  ? warn_alloc+0x120/0x120
[  360.661130] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  360.676119]  ? warn_alloc+0x120/0x120
[  360.679905] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  360.688725]  ? __lock_acquire+0x62f/0x4c20
[  360.692499] 268 total pagecache pages
[  360.701063]  ? warn_alloc+0x120/0x120
[  360.705279] 0 pages in swap cache
[  360.709069]  ? print_usage_bug+0xc0/0xc0
[  360.712865] Swap cache stats: add 0, delete 0, find 0/0
[  360.716329]  ? print_usage_bug+0xc0/0xc0
[  360.720367] Free swap  = 0kB
[  360.725723]  ? mark_held_locks+0x130/0x130
[  360.729774] Total swap = 0kB
[  360.732785]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.736995] 1965979 pages RAM
[  360.740008]  ? should_fail+0x22d/0xd01
[  360.745517] 0 pages HighMem/MovableOnly
[  360.748611]  ? zap_class+0x640/0x640
[  360.752472] 342854 pages reserved
[  360.756438]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.760124] 0 pages cma reserved
[  360.763597]  ? __lock_acquire+0x62f/0x4c20
[  360.768732] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.772031]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.772044]  ? should_fail+0x22d/0xd01
[  360.772066]  ? mark_held_locks+0x130/0x130
[  360.776339] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.782770]  ? mark_held_locks+0x130/0x130
[  360.787845] init cpuset=/ mems_allowed=0
[  360.791723]  ? lock_downgrade+0x900/0x900
[  360.818079]  ? zap_class+0x640/0x640
[  360.821789]  ? zap_class+0x640/0x640
[  360.825498]  ? zap_class+0x640/0x640
[  360.829234]  ? do_raw_spin_unlock+0xa7/0x330
[  360.833637]  ? trace_hardirqs_on+0x310/0x310
[  360.838041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.843591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.849137]  ? check_preemption_disabled+0x48/0x280
[  360.854160]  ? __lock_is_held+0xb5/0x140
[  360.858229]  __alloc_pages_nodemask+0xad8/0xea0
[  360.862887]  ? zap_class+0x640/0x640
[  360.866607]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  360.871667]  ? find_held_lock+0x36/0x1c0
[  360.875732]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.880401]  ? lock_downgrade+0x900/0x900
[  360.884556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.890097]  cache_grow_begin+0xa5/0x8c0
[  360.894153]  ? do_raw_spin_unlock+0xa7/0x330
[  360.898574]  fallback_alloc+0x204/0x2e0
[  360.902552]  ____cache_alloc_node+0x1c7/0x1e0
[  360.907050]  kmem_cache_alloc_node+0xe3/0x730
[  360.911544]  ? lockdep_hardirqs_on+0x296/0x5b0
[  360.916136]  __alloc_skb+0x119/0x770
[  360.919846]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  360.925213]  ? netdev_alloc_frag+0x1f0/0x1f0
[  360.929626]  ? vprintk_default+0x28/0x30
[  360.933690]  ? vprintk_func+0x85/0x181
[  360.937578]  ? printk+0xa7/0xcf
[  360.940849]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  360.945607]  new_skb+0x26/0x1c0
[  360.948878]  aoecmd_cfg+0x279/0x7f0
[  360.952501]  ? find_held_lock+0x36/0x1c0
[  360.956571]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  360.960892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.966444]  ? __lock_is_held+0xb5/0x140
[  360.970513]  discover_timer+0x50/0x60
[  360.974316]  call_timer_fn+0x272/0x920
[  360.978212]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  360.983064]  ? process_timeout+0x40/0x40
[  360.987152]  ? __run_timers+0x7da/0xc70
[  360.991165]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.995675]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.000183]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  361.005043]  ? lockdep_hardirqs_on+0x296/0x5b0
[  361.009627]  ? trace_hardirqs_on+0xbd/0x310
[  361.013958]  ? kasan_check_read+0x11/0x20
[  361.018105]  ? __run_timers+0x7da/0xc70
[  361.022078]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.027189]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  361.032559]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  361.037400]  __run_timers+0x7e5/0xc70
[  361.041216]  ? timer_fixup_init+0x70/0x70
[  361.045379]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  361.050397]  ? zap_class+0x640/0x640
[  361.054116]  ? enqueue_hrtimer+0x1a5/0x560
[  361.058368]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  361.063564]  ? find_held_lock+0x36/0x1c0
[  361.067642]  ? zap_class+0x640/0x640
[  361.071366]  ? pvclock_read_flags+0x160/0x160
[  361.075867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.081410]  ? check_preemption_disabled+0x48/0x280
[  361.086437]  ? __lock_is_held+0xb5/0x140
[  361.090517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.096070]  ? check_preemption_disabled+0x48/0x280
[  361.101092]  run_timer_softirq+0x52/0xb0
[  361.105155]  ? rcu_read_lock_sched_held+0x14f/0x180
[  361.110174]  __do_softirq+0x308/0xb7e
[  361.113978]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  361.118984]  ? lock_downgrade+0x900/0x900
[  361.123141]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  361.128255]  ? pvclock_read_flags+0x160/0x160
[  361.132762]  ? lapic_next_event+0x5a/0x90
[  361.136937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.142515]  ? kvm_clock_read+0x18/0x30
[  361.146491]  ? kvm_sched_clock_read+0x9/0x20
[  361.150938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.156497]  ? check_preemption_disabled+0x48/0x280
[  361.161536]  irq_exit+0x17f/0x1c0
[  361.164989]  smp_apic_timer_interrupt+0x1cb/0x760
[  361.169833]  ? smp_reschedule_interrupt+0x109/0x650
[  361.174852]  ? smp_call_function_single_interrupt+0x650/0x650
[  361.180735]  ? interrupt_entry+0xb5/0xc0
[  361.184796]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.189811]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.194827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.199675]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.204690]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.209705]  ? task_prio+0x50/0x50
[  361.213246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.218781]  ? check_preemption_disabled+0x48/0x280
[  361.223802]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.228654]  apic_timer_interrupt+0xf/0x20
[  361.232884]  </IRQ>
[  361.235128] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  361.240072] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  361.258971] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  361.266680] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  361.273944] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  361.281215] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  361.288483] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  361.295753] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  361.303056]  skb_clone+0x1bb/0x500
[  361.306598]  ? finish_task_switch+0x663/0x910
[  361.311108]  ? skb_split+0x11e0/0x11e0
[  361.315001]  ? preempt_notifier_register+0x200/0x200
[  361.320104]  ? __switch_to_asm+0x34/0x70
[  361.324164]  ? __switch_to_asm+0x34/0x70
[  361.328226]  ? __switch_to_asm+0x40/0x70
[  361.332286]  ? __switch_to_asm+0x34/0x70
[  361.336349]  ? __switch_to_asm+0x40/0x70
[  361.340406]  ? __switch_to_asm+0x34/0x70
[  361.344467]  ? __switch_to_asm+0x40/0x70
[  361.348523]  ? __switch_to_asm+0x34/0x70
[  361.352583]  ? __switch_to_asm+0x34/0x70
[  361.356643]  ? __switch_to_asm+0x40/0x70
[  361.360722]  ? __switch_to_asm+0x34/0x70
[  361.364785]  bpf_clone_redirect+0xb9/0x490
[  361.369020]  ? __schedule+0x8d7/0x21d0
[  361.372944]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  361.378000]  ? __sched_text_start+0x8/0x8
[  361.382150]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  361.386952]  ? find_held_lock+0x36/0x1c0
[  361.391024]  ? lock_acquire+0x1ed/0x520
[  361.394999]  ? bpf_test_run+0x3cb/0x780
[  361.398975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.404515]  ? check_preemption_disabled+0x48/0x280
[  361.409540]  ? kasan_check_read+0x11/0x20
[  361.413687]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.418966]  ? rcu_softirq_qs+0x20/0x20
[  361.422941]  ? preempt_schedule+0x4d/0x60
[  361.427107]  ? ___preempt_schedule+0x16/0x18
[  361.431550]  ? bpf_test_run+0x25d/0x780
[  361.435546]  ? netlink_diag_dump+0x2a0/0x2a0
[  361.439954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.445488]  ? bpf_test_init.isra.10+0x70/0x100
[  361.450161]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  361.454935]  ? bpf_test_finish.isra.9+0x260/0x260
[  361.459795]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  361.465330]  ? fput+0x130/0x1a0
[  361.468617]  ? __bpf_prog_get+0x9b/0x290
[  361.472682]  ? bpf_test_finish.isra.9+0x260/0x260
[  361.477525]  ? bpf_prog_test_run+0x130/0x1a0
[  361.481942]  ? __x64_sys_bpf+0x3db/0x520
[  361.486033]  ? bpf_prog_get+0x20/0x20
[  361.489874]  ? do_syscall_64+0x1b9/0x820
[  361.493941]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  361.499310]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.504244]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.509260]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  361.514304]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  361.520983]  ? __switch_to_asm+0x40/0x70
[  361.525068]  ? __switch_to_asm+0x34/0x70
[  361.529151]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.534036]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  361.539432] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  361.539497] aoe: skb alloc failure
[  361.545681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.545686] Call Trace:
[  361.545691]  <IRQ>
[  361.545709]  dump_stack+0x244/0x39d
[  361.545727]  ? dump_stack_print_info.cold.1+0x20/0x20
[  361.549278] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.558607]  warn_alloc.cold.116+0xb7/0x1bd
[  361.561167] syz-executor2 cpuset=syz2 mems_allowed=0
[  361.563313]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.596837]  ? lock_downgrade+0x900/0x900
[  361.601004]  ? trace_hardirqs_off+0xb8/0x310
[  361.605417]  ? trace_hardirqs_off+0xb8/0x310
[  361.609838]  __alloc_pages_slowpath+0x2651/0x2de0
[  361.614740]  ? warn_alloc+0x120/0x120
[  361.618557]  ? print_usage_bug+0xc0/0xc0
[  361.622646]  ? warn_alloc+0x120/0x120
[  361.626470]  ? warn_alloc+0x120/0x120
[  361.630287]  ? print_usage_bug+0xc0/0xc0
[  361.634351]  ? print_usage_bug+0xc0/0xc0
[  361.638412]  ? __lock_acquire+0x62f/0x4c20
[  361.642649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.648188]  ? should_fail+0x22d/0xd01
[  361.652084]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.657196]  ? __lock_acquire+0x62f/0x4c20
[  361.661438]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.666537]  ? __lock_acquire+0x62f/0x4c20
[  361.670768]  ? should_fail+0x22d/0xd01
[  361.674655]  ? find_held_lock+0x36/0x1c0
[  361.678724]  ? mark_held_locks+0x130/0x130
[  361.682977]  ? mark_held_locks+0x130/0x130
[  361.687215]  ? zap_class+0x640/0x640
[  361.690930]  ? zap_class+0x640/0x640
[  361.694646]  ? print_usage_bug+0xc0/0xc0
[  361.698702]  ? do_raw_spin_unlock+0xa7/0x330
[  361.703108]  ? zap_class+0x640/0x640
[  361.706821]  ? print_usage_bug+0xc0/0xc0
[  361.710886]  ? wq_watchdog_touch+0x9c/0xfe
[  361.715151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.720707]  ? check_preemption_disabled+0x48/0x280
[  361.725745]  ? __lock_is_held+0xb5/0x140
[  361.729812]  __alloc_pages_nodemask+0xad8/0xea0
[  361.734481]  ? zap_class+0x640/0x640
[  361.738199]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  361.743229]  ? find_held_lock+0x36/0x1c0
[  361.747298]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.751968]  ? lock_downgrade+0x900/0x900
[  361.756125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.761673]  cache_grow_begin+0xa5/0x8c0
[  361.765737]  ? do_raw_spin_unlock+0xa7/0x330
[  361.770153]  fallback_alloc+0x204/0x2e0
[  361.774144]  ____cache_alloc_node+0x1c7/0x1e0
[  361.778661]  kmem_cache_alloc_node+0xe3/0x730
[  361.783164]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.787425]  __alloc_skb+0x119/0x770
[  361.791135]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.796421]  ? netdev_alloc_frag+0x1f0/0x1f0
[  361.800843]  ? lock_downgrade+0x900/0x900
[  361.804995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.810535]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.816004]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.821472]  ? addrconf_rs_timer+0x690/0x690
[  361.825886]  ndisc_alloc_skb+0x144/0x340
[  361.829959]  ndisc_send_rs+0x331/0x6e0
[  361.833866]  addrconf_rs_timer+0x314/0x690
[  361.838110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.842351]  call_timer_fn+0x272/0x920
[  361.846262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.850523]  ? process_timeout+0x40/0x40
[  361.854618]  ? mark_held_locks+0xc7/0x130
[  361.858805]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.863309]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.867833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.872067]  ? lockdep_hardirqs_on+0x296/0x5b0
[  361.876646]  ? trace_hardirqs_on+0xbd/0x310
[  361.880965]  ? kasan_check_read+0x11/0x20
[  361.885107]  ? __run_timers+0x7da/0xc70
[  361.889077]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.894188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.898426]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.902652]  __run_timers+0x7e5/0xc70
[  361.906457]  ? timer_fixup_init+0x70/0x70
[  361.910604]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  361.915617]  ? zap_class+0x640/0x640
[  361.919331]  ? print_usage_bug+0xc0/0xc0
[  361.923391]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  361.928611]  ? find_held_lock+0x36/0x1c0
[  361.932759]  ? zap_class+0x640/0x640
[  361.936488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.942023]  ? check_preemption_disabled+0x48/0x280
[  361.947040]  ? __lock_is_held+0xb5/0x140
[  361.951114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.956664]  ? check_preemption_disabled+0x48/0x280
[  361.961715]  run_timer_softirq+0x52/0xb0
[  361.965778]  ? rcu_read_lock_sched_held+0x14f/0x180
[  361.970792]  __do_softirq+0x308/0xb7e
[  361.974593]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  361.979080]  ? lock_downgrade+0x900/0x900
[  361.983229]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  361.988525]  ? pvclock_read_flags+0x160/0x160
[  361.993018]  ? lapic_next_event+0x5a/0x90
[  361.997191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.002735]  ? kvm_clock_read+0x18/0x30
[  362.006712]  ? kvm_sched_clock_read+0x9/0x20
[  362.011119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.016657]  ? check_preemption_disabled+0x48/0x280
[  362.021679]  irq_exit+0x17f/0x1c0
[  362.025133]  smp_apic_timer_interrupt+0x1cb/0x760
[  362.030016]  ? smp_call_function_single_interrupt+0x650/0x650
[  362.035907]  ? interrupt_entry+0xb5/0xc0
[  362.039968]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.044983]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.050013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.054847]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.059870]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.064910]  ? task_prio+0x50/0x50
[  362.068469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.074010]  ? check_preemption_disabled+0x48/0x280
[  362.079037]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.083887]  apic_timer_interrupt+0xf/0x20
[  362.088125]  </IRQ>
[  362.090368] RIP: 0010:check_memory_region+0x117/0x1b0
[  362.095556] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  362.114453] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  362.122177] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  362.129446] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  362.136709] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  362.143972] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  362.151238] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  362.158520]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.163811]  kasan_check_read+0x11/0x20
[  362.167784]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.172884]  ? rcu_softirq_qs+0x20/0x20
[  362.176871]  rcu_is_watching+0x10/0x30
[  362.180762]  page_evictable+0x3c0/0x540
[  362.184749]  ? kswapd_stop+0x100/0x100
[  362.188636]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.193750]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.199201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.204736]  ? check_preemption_disabled+0x48/0x280
[  362.209757]  shrink_active_list+0x869/0x1f00
[  362.214219]  ? mark_held_locks+0xc7/0x130
[  362.218387]  ? shrink_inactive_list+0x1c60/0x1c60
[  362.223228]  ? trace_hardirqs_on+0xbd/0x310
[  362.227545]  ? find_held_lock+0x36/0x1c0
[  362.231600]  ? shrink_inactive_list+0xa4a/0x1c60
[  362.236367]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.241474]  ? zap_class+0x640/0x640
[  362.245187]  ? print_usage_bug+0xc0/0xc0
[  362.249260]  ? __page_frag_cache_drain+0x210/0x210
[  362.254183]  ? print_usage_bug+0xc0/0xc0
[  362.258245]  ? mark_held_locks+0xc7/0x130
[  362.262414]  ? find_held_lock+0x36/0x1c0
[  362.266490]  ? zap_class+0x640/0x640
[  362.270199]  ? mark_held_locks+0xc7/0x130
[  362.274343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.279875]  ? check_preemption_disabled+0x48/0x280
[  362.284926]  ? zap_class+0x640/0x640
[  362.288643]  ? __lock_is_held+0xb5/0x140
[  362.292704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.298239]  ? check_preemption_disabled+0x48/0x280
[  362.303260]  ? __lock_is_held+0xb5/0x140
[  362.307345]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  362.312415]  ? inactive_list_is_low+0x305/0x880
[  362.317091]  ? lruvec_lru_size+0x450/0x450
[  362.321325]  ? kasan_check_read+0x11/0x20
[  362.325481]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  362.330434]  shrink_node_memcg+0x803/0x18f0
[  362.334785]  ? shrink_active_list+0x1f00/0x1f00
[  362.339455]  ? lock_downgrade+0x900/0x900
[  362.343601]  ? check_flush_dependency+0x410/0x410
[  362.348445]  ? kasan_check_read+0x11/0x20
[  362.352585]  ? do_raw_spin_unlock+0xa7/0x330
[  362.356992]  ? ___preempt_schedule+0x16/0x18
[  362.361415]  ? _raw_spin_unlock+0x3f/0x50
[  362.365581]  shrink_node+0x3bc/0x16b0
[  362.369392]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  362.374687]  ? shrink_node_memcg+0x18f0/0x18f0
[  362.379263]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  362.383840]  ? trace_hardirqs_on+0xbd/0x310
[  362.388156]  ? vmpressure+0x271/0x340
[  362.391963]  ? do_raw_spin_trylock+0x270/0x270
[  362.396568]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  362.402104]  ? __cpuset_node_allowed+0x19b/0x660
[  362.406859]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  362.412587]  ? vmpressure+0x1a2/0x340
[  362.416394]  do_try_to_free_pages+0x3e7/0x1290
[  362.420974]  ? zap_class+0x640/0x640
[  362.424704]  ? shrink_node+0x16b0/0x16b0
[  362.428764]  ? __lock_is_held+0xb5/0x140
[  362.432834]  try_to_free_pages+0x4d0/0xb90
[  362.437067]  ? do_try_to_free_pages+0x1290/0x1290
[  362.441938]  ? lock_acquire+0x1ed/0x520
[  362.445915]  ? set_page_refcounted+0x280/0x280
[  362.450497]  ? lock_release+0xa00/0xa00
[  362.454467]  ? _raw_spin_unlock_irq+0x60/0x80
[  362.458975]  ? psi_memstall_enter+0x240/0x2b0
[  362.463467]  ? psi_memstall_tick+0x230/0x230
[  362.467908]  __alloc_pages_slowpath+0xa48/0x2de0
[  362.472693]  ? warn_alloc+0x120/0x120
[  362.476491]  ? mark_held_locks+0x130/0x130
[  362.480732]  ? find_get_entry+0xaae/0x1120
[  362.484988]  ? filemap_map_pages+0x1a20/0x1a20
[  362.489573]  ? zap_class+0x640/0x640
[  362.493291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.498831]  ? check_preemption_disabled+0x48/0x280
[  362.503844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.509377]  ? should_fail+0x22d/0xd01
[  362.513286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.518391]  ? zap_class+0x640/0x640
[  362.522131]  ? __lock_is_held+0xb5/0x140
[  362.526201]  ? mark_held_locks+0x130/0x130
[  362.530439]  ? lock_release+0xa00/0xa00
[  362.534423]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.539872]  ? xa_load+0x2ba/0x460
[  362.543435]  ? lock_downgrade+0x900/0x900
[  362.547583]  ? __might_sleep+0x95/0x190
[  362.551562]  __alloc_pages_nodemask+0xad8/0xea0
[  362.556251]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  362.561266]  ? __page_cache_alloc+0x191/0x5c0
[  362.565754]  ? xa_load+0x2e1/0x460
[  362.569293]  ? xa_clear_mark+0x40/0x40
[  362.573183]  ? zap_class+0x640/0x640
[  362.576909]  ? zap_class+0x640/0x640
[  362.580651]  ? zap_class+0x640/0x640
[  362.584359]  ? __do_page_cache_readahead+0x663/0x810
[  362.589492]  ? find_held_lock+0x36/0x1c0
[  362.593570]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  362.599114]  alloc_pages_current+0x173/0x350
[  362.603541]  __page_cache_alloc+0x38c/0x5c0
[  362.607854]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.612776]  ? kasan_check_read+0x11/0x20
[  362.616941]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.622264]  ? generic_perform_write+0x6a0/0x6a0
[  362.627034]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.632575]  ? check_preemption_disabled+0x48/0x280
[  362.637593]  filemap_fault+0x1595/0x25f0
[  362.641727]  ? __lock_page_or_retry+0xa00/0xa00
[  362.646423]  ? mark_held_locks+0x130/0x130
[  362.650671]  ? filemap_map_pages+0xd6b/0x1a20
[  362.655186]  ? lock_downgrade+0x900/0x900
[  362.659336]  ? check_preemption_disabled+0x48/0x280
[  362.664350]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.669273]  ? kasan_check_read+0x11/0x20
[  362.673417]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.678692]  ? rcu_softirq_qs+0x20/0x20
[  362.682676]  ? filemap_map_pages+0xd92/0x1a20
[  362.687182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.692719]  ? find_get_entries_tag+0x1400/0x1400
[  362.697562]  ? __lock_acquire+0x62f/0x4c20
[  362.701808]  ? lock_acquire+0x1ed/0x520
[  362.705777]  ? ext4_filemap_fault+0x7a/0xad
[  362.710120]  ? lock_release+0xa00/0xa00
[  362.714092]  ? perf_trace_sched_process_exec+0x860/0x860
[  362.719545]  ? print_usage_bug+0xc0/0xc0
[  362.723638]  ? print_usage_bug+0xc0/0xc0
[  362.727709]  ? down_read+0x8d/0x120
[  362.731331]  ? ext4_filemap_fault+0x7a/0xad
[  362.735648]  ? __down_interruptible+0x700/0x700
[  362.740323]  ext4_filemap_fault+0x82/0xad
[  362.744477]  __do_fault+0x100/0x6b0
[  362.748107]  ? pmd_devmap_trans_unstable+0x220/0x220
[  362.753214]  ? mark_held_locks+0x130/0x130
[  362.757454]  ? mark_held_locks+0x130/0x130
[  362.761688]  ? find_held_lock+0x36/0x1c0
[  362.765756]  ? find_held_lock+0x36/0x1c0
[  362.769819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.775381]  __handle_mm_fault+0x3ea0/0x5be0
[  362.779787]  ? poll_select_copy_remaining+0x18c/0x6a0
[  362.784980]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  362.789825]  ? __might_fault+0x12b/0x1e0
[  362.793887]  ? lock_downgrade+0x900/0x900
[  362.798070]  ? zap_class+0x640/0x640
[  362.801781]  ? zap_class+0x640/0x640
[  362.805535]  ? find_held_lock+0x36/0x1c0
[  362.809629]  ? handle_mm_fault+0x42a/0xc70
[  362.813861]  ? lock_downgrade+0x900/0x900
[  362.818003]  ? check_preemption_disabled+0x48/0x280
[  362.823027]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.827951]  ? kasan_check_read+0x11/0x20
[  362.832094]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.837367]  ? rcu_softirq_qs+0x20/0x20
[  362.841348]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.846465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.851996]  ? check_preemption_disabled+0x48/0x280
[  362.857018]  handle_mm_fault+0x54f/0xc70
[  362.861081]  ? __handle_mm_fault+0x5be0/0x5be0
[  362.865668]  ? find_vma+0x34/0x190
[  362.869215]  __do_page_fault+0x5e8/0xe60
[  362.873302]  ? trace_hardirqs_off+0xb8/0x310
[  362.877723]  do_page_fault+0xf2/0x7e0
[  362.881567]  ? vmalloc_sync_all+0x30/0x30
[  362.885719]  ? error_entry+0x70/0xd0
[  362.889434]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.894477]  ? trace_hardirqs_on_caller+0xc0/0x310
[  362.899408]  ? syscall_return_slowpath+0x5e0/0x5e0
[  362.904353]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.909200]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.914217]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.919667]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  362.924688]  ? prepare_exit_to_usermode+0x291/0x3b0
[  362.929700]  ? page_fault+0x8/0x30
[  362.933258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.938104]  ? page_fault+0x8/0x30
[  362.941639]  page_fault+0x1e/0x30
[  362.945119] RIP: 0033:0x7efe5ebdedd3
[  362.948892] Code: Bad RIP value.
[  362.952286] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  362.957640] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  362.964936] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  362.972216] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  362.979482] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  362.986762] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  362.994045] warn_alloc_show_mem: 1 callbacks suppressed
[  362.994055] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  362.994057] Mem-Info:
[  362.994085] active_anon:51362 inactive_anon:188 isolated_anon:0
[  362.994085]  active_file:14 inactive_file:10 isolated_file:0
[  362.994085]  unevictable:0 dirty:0 writeback:0 unstable:0
[  362.994085]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  362.994085]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  362.994085]  free:13762 free_pcp:570 free_cma:0
[  362.999443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.006736] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  363.009131] Call Trace:
[  363.042011] 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
[  363.051358]  <IRQ>
[  363.078777] lowmem_reserve[]: 0 2818 6321 6321
[  363.081378]  dump_stack+0x244/0x39d
[  363.107459] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  363.109605]  ? dump_stack_print_info.cold.1+0x20/0x20
[  363.114175] lowmem_reserve[]: 0 0 3503 3503
[  363.118301]  warn_alloc.cold.116+0xb7/0x1bd
[  363.145958] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  363.151146]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.155444] lowmem_reserve[]: 0 0 0 0
[  363.160203]  ? lock_downgrade+0x900/0x900
[  363.189164] 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
[  363.194000]  ? trace_hardirqs_off+0xb8/0x310
[  363.197786] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  363.201940]  ? trace_hardirqs_off+0xb8/0x310
[  363.215450] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  363.219869]  __alloc_pages_slowpath+0x2651/0x2de0
[  363.235119] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  363.239534]  ? warn_alloc+0x120/0x120
[  363.254494] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  363.259327]  ? warn_alloc+0x120/0x120
[  363.268138] 268 total pagecache pages
[  363.271938]  ? __lock_acquire+0x62f/0x4c20
[  363.280493] 0 pages in swap cache
[  363.284274]  ? warn_alloc+0x120/0x120
[  363.288055] Swap cache stats: add 0, delete 0, find 0/0
[  363.292281]  ? print_usage_bug+0xc0/0xc0
[  363.295709] Free swap  = 0kB
[  363.299495]  ? print_usage_bug+0xc0/0xc0
[  363.304829] Total swap = 0kB
[  363.304836] 1965979 pages RAM
[  363.308908]  ? mark_held_locks+0x130/0x130
[  363.311906] 0 pages HighMem/MovableOnly
[  363.315962]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.318966] 342854 pages reserved
[  363.322061]  ? should_fail+0x22d/0xd01
[  363.326265] 0 pages cma reserved
[  363.330229]  ? zap_class+0x640/0x640
[  363.335795] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  363.339183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.343120] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  363.346401]  ? __lock_acquire+0x62f/0x4c20
[  363.350087] init cpuset=/ mems_allowed=0
[  363.356584]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.384713]  ? should_fail+0x22d/0xd01
[  363.388611]  ? mark_held_locks+0x130/0x130
[  363.392848]  ? mark_held_locks+0x130/0x130
[  363.397115]  ? lock_downgrade+0x900/0x900
[  363.401260]  ? zap_class+0x640/0x640
[  363.404989]  ? zap_class+0x640/0x640
[  363.408721]  ? zap_class+0x640/0x640
[  363.412437]  ? do_raw_spin_unlock+0xa7/0x330
[  363.416845]  ? trace_hardirqs_on+0x310/0x310
[  363.421249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.426799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.432352]  ? check_preemption_disabled+0x48/0x280
[  363.437375]  ? __lock_is_held+0xb5/0x140
[  363.441459]  __alloc_pages_nodemask+0xad8/0xea0
[  363.446130]  ? zap_class+0x640/0x640
[  363.449862]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  363.454888]  ? find_held_lock+0x36/0x1c0
[  363.458961]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.463656]  ? lock_downgrade+0x900/0x900
[  363.467842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.473381]  cache_grow_begin+0xa5/0x8c0
[  363.477441]  ? do_raw_spin_unlock+0xa7/0x330
[  363.481854]  fallback_alloc+0x204/0x2e0
[  363.485832]  ____cache_alloc_node+0x1c7/0x1e0
[  363.490326]  kmem_cache_alloc_node+0xe3/0x730
[  363.494816]  ? lockdep_hardirqs_on+0x296/0x5b0
[  363.499403]  __alloc_skb+0x119/0x770
[  363.503115]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  363.508480]  ? netdev_alloc_frag+0x1f0/0x1f0
[  363.512889]  ? vprintk_default+0x28/0x30
[  363.516956]  ? vprintk_func+0x85/0x181
[  363.520861]  ? printk+0xa7/0xcf
[  363.524140]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  363.528911]  new_skb+0x26/0x1c0
[  363.532220]  aoecmd_cfg+0x279/0x7f0
[  363.535862]  ? find_held_lock+0x36/0x1c0
[  363.539931]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  363.544259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.549820]  ? __lock_is_held+0xb5/0x140
[  363.553890]  discover_timer+0x50/0x60
[  363.557699]  call_timer_fn+0x272/0x920
[  363.561584]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  363.566424]  ? process_timeout+0x40/0x40
[  363.570494]  ? __run_timers+0x7da/0xc70
[  363.574468]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.578958]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.583446]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  363.588288]  ? lockdep_hardirqs_on+0x296/0x5b0
[  363.592872]  ? trace_hardirqs_on+0xbd/0x310
[  363.597216]  ? kasan_check_read+0x11/0x20
[  363.601368]  ? __run_timers+0x7da/0xc70
[  363.605339]  ? trace_hardirqs_off_caller+0x310/0x310
[  363.610474]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  363.615853]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  363.620690]  __run_timers+0x7e5/0xc70
[  363.624504]  ? timer_fixup_init+0x70/0x70
[  363.628657]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  363.633683]  ? zap_class+0x640/0x640
[  363.637405]  ? enqueue_hrtimer+0x1a5/0x560
[  363.641649]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  363.646848]  ? find_held_lock+0x36/0x1c0
[  363.650919]  ? zap_class+0x640/0x640
[  363.654644]  ? pvclock_read_flags+0x160/0x160
[  363.659147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.664688]  ? check_preemption_disabled+0x48/0x280
[  363.669717]  ? __lock_is_held+0xb5/0x140
[  363.673776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.679311]  ? check_preemption_disabled+0x48/0x280
[  363.684349]  run_timer_softirq+0x52/0xb0
[  363.688415]  ? rcu_read_lock_sched_held+0x14f/0x180
[  363.693453]  __do_softirq+0x308/0xb7e
[  363.697259]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  363.701767]  ? lock_downgrade+0x900/0x900
[  363.705925]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  363.711040]  ? pvclock_read_flags+0x160/0x160
[  363.715539]  ? lapic_next_event+0x5a/0x90
[  363.719694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.725237]  ? kvm_clock_read+0x18/0x30
[  363.729214]  ? kvm_sched_clock_read+0x9/0x20
[  363.733623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.739160]  ? check_preemption_disabled+0x48/0x280
[  363.744181]  irq_exit+0x17f/0x1c0
[  363.747641]  smp_apic_timer_interrupt+0x1cb/0x760
[  363.752505]  ? smp_reschedule_interrupt+0x109/0x650
[  363.757539]  ? smp_call_function_single_interrupt+0x650/0x650
[  363.763454]  ? interrupt_entry+0xb5/0xc0
[  363.767517]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.772534]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.777549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.782403]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.787416]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.792429]  ? task_prio+0x50/0x50
[  363.795987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.801526]  ? check_preemption_disabled+0x48/0x280
[  363.806561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.811407]  apic_timer_interrupt+0xf/0x20
[  363.815635]  </IRQ>
[  363.817875] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  363.822807] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  363.841702] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  363.849407] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  363.856678] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  363.863974] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  363.871232] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  363.878493] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  363.885794]  skb_clone+0x1bb/0x500
[  363.889334]  ? finish_task_switch+0x663/0x910
[  363.893831]  ? skb_split+0x11e0/0x11e0
[  363.897723]  ? preempt_notifier_register+0x200/0x200
[  363.902823]  ? __switch_to_asm+0x34/0x70
[  363.906887]  ? __switch_to_asm+0x34/0x70
[  363.910956]  ? __switch_to_asm+0x40/0x70
[  363.915011]  ? __switch_to_asm+0x34/0x70
[  363.919066]  ? __switch_to_asm+0x40/0x70
[  363.923121]  ? __switch_to_asm+0x34/0x70
[  363.927175]  ? __switch_to_asm+0x40/0x70
[  363.931233]  ? __switch_to_asm+0x34/0x70
[  363.935292]  ? __switch_to_asm+0x34/0x70
[  363.939362]  ? __switch_to_asm+0x40/0x70
[  363.943421]  ? __switch_to_asm+0x34/0x70
[  363.947505]  bpf_clone_redirect+0xb9/0x490
[  363.951750]  ? __schedule+0x8d7/0x21d0
[  363.955634]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  363.960652]  ? __sched_text_start+0x8/0x8
[  363.964804]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  363.969600]  ? find_held_lock+0x36/0x1c0
[  363.973667]  ? lock_acquire+0x1ed/0x520
[  363.977641]  ? bpf_test_run+0x3cb/0x780
[  363.981628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.987403]  ? check_preemption_disabled+0x48/0x280
[  363.992444]  ? kasan_check_read+0x11/0x20
[  363.996589]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.001862]  ? rcu_softirq_qs+0x20/0x20
[  364.005836]  ? preempt_schedule+0x4d/0x60
[  364.009983]  ? ___preempt_schedule+0x16/0x18
[  364.014417]  ? bpf_test_run+0x25d/0x780
[  364.018427]  ? netlink_diag_dump+0x2a0/0x2a0
[  364.022839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.028376]  ? bpf_test_init.isra.10+0x70/0x100
[  364.033074]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  364.037838]  ? bpf_test_finish.isra.9+0x260/0x260
[  364.042680]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  364.048217]  ? fput+0x130/0x1a0
[  364.051495]  ? __bpf_prog_get+0x9b/0x290
[  364.055568]  ? bpf_test_finish.isra.9+0x260/0x260
[  364.060409]  ? bpf_prog_test_run+0x130/0x1a0
[  364.064819]  ? __x64_sys_bpf+0x3db/0x520
[  364.068879]  ? bpf_prog_get+0x20/0x20
[  364.072710]  ? do_syscall_64+0x1b9/0x820
[  364.076771]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  364.082130]  ? syscall_return_slowpath+0x5e0/0x5e0
[  364.087055]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.092084]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  364.097102]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  364.103766]  ? __switch_to_asm+0x40/0x70
[  364.107819]  ? __switch_to_asm+0x34/0x70
[  364.111883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.116733]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  364.122112] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  364.122175] aoe: skb alloc failure
[  364.128338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  364.128346] Call Trace:
[  364.131938] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.141205]  <IRQ>
[  364.143774] syz-executor2 cpuset=syz2 mems_allowed=0
[  364.154263]  dump_stack+0x244/0x39d
[  364.165124]  ? dump_stack_print_info.cold.1+0x20/0x20
[  364.170337]  warn_alloc.cold.116+0xb7/0x1bd
[  364.174652]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  364.179490]  ? lock_downgrade+0x900/0x900
[  364.183649]  ? trace_hardirqs_off+0xb8/0x310
[  364.188055]  ? trace_hardirqs_off+0xb8/0x310
[  364.192514]  __alloc_pages_slowpath+0x2651/0x2de0
[  364.197386]  ? warn_alloc+0x120/0x120
[  364.201214]  ? print_usage_bug+0xc0/0xc0
[  364.205268]  ? warn_alloc+0x120/0x120
[  364.209068]  ? warn_alloc+0x120/0x120
[  364.212861]  ? print_usage_bug+0xc0/0xc0
[  364.216964]  ? kvm_clock_read+0x18/0x30
[  364.220936]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  364.225955]  ? print_usage_bug+0xc0/0xc0
[  364.230031]  ? __lock_acquire+0x62f/0x4c20
[  364.234271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.239819]  ? should_fail+0x22d/0xd01
[  364.243703]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.248980]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.254114]  ? __lock_acquire+0x62f/0x4c20
[  364.258352]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.263455]  ? __lock_acquire+0x62f/0x4c20
[  364.267706]  ? should_fail+0x22d/0xd01
[  364.271602]  ? rcu_irq_exit+0x1a2/0x390
[  364.275580]  ? mark_held_locks+0x130/0x130
[  364.279814]  ? mark_held_locks+0x130/0x130
[  364.284045]  ? mark_held_locks+0xc7/0x130
[  364.288187]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  364.293195]  ? zap_class+0x640/0x640
[  364.296910]  ? print_usage_bug+0xc0/0xc0
[  364.300970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.306537]  ? check_preemption_disabled+0x48/0x280
[  364.311564]  ? __lock_is_held+0xb5/0x140
[  364.315626]  __alloc_pages_nodemask+0xad8/0xea0
[  364.320292]  ? zap_class+0x640/0x640
[  364.324008]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  364.329032]  ? find_held_lock+0x36/0x1c0
[  364.333121]  ? ____cache_alloc_node+0x1c7/0x1e0
[  364.337805]  ? lock_downgrade+0x900/0x900
[  364.341962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.347516]  cache_grow_begin+0xa5/0x8c0
[  364.351605]  ? do_raw_spin_unlock+0xa7/0x330
[  364.356016]  fallback_alloc+0x204/0x2e0
[  364.359989]  ____cache_alloc_node+0x1c7/0x1e0
[  364.364482]  kmem_cache_alloc_node+0xe3/0x730
[  364.368972]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.373212]  __alloc_skb+0x119/0x770
[  364.376938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.382214]  ? netdev_alloc_frag+0x1f0/0x1f0
[  364.386627]  ? lock_downgrade+0x900/0x900
[  364.390789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.396320]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.401788]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.407236]  ? addrconf_rs_timer+0x690/0x690
[  364.411679]  ndisc_alloc_skb+0x144/0x340
[  364.415742]  ndisc_send_rs+0x331/0x6e0
[  364.419635]  addrconf_rs_timer+0x314/0x690
[  364.423875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.428127]  call_timer_fn+0x272/0x920
[  364.432019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.436250]  ? process_timeout+0x40/0x40
[  364.440315]  ? mark_held_locks+0xc7/0x130
[  364.444458]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.448953]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.453443]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.457676]  ? lockdep_hardirqs_on+0x296/0x5b0
[  364.462253]  ? trace_hardirqs_on+0xbd/0x310
[  364.466567]  ? kasan_check_read+0x11/0x20
[  364.470708]  ? __run_timers+0x7da/0xc70
[  364.474681]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.479816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.484048]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.488273]  __run_timers+0x7e5/0xc70
[  364.492076]  ? timer_fixup_init+0x70/0x70
[  364.496217]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.501228]  ? zap_class+0x640/0x640
[  364.504943]  ? print_usage_bug+0xc0/0xc0
[  364.509001]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  364.514208]  ? find_held_lock+0x36/0x1c0
[  364.518277]  ? zap_class+0x640/0x640
[  364.522025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.527575]  ? check_preemption_disabled+0x48/0x280
[  364.532623]  ? __lock_is_held+0xb5/0x140
[  364.536678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.542210]  ? check_preemption_disabled+0x48/0x280
[  364.547230]  run_timer_softirq+0x52/0xb0
[  364.551289]  ? rcu_read_lock_sched_held+0x14f/0x180
[  364.556310]  __do_softirq+0x308/0xb7e
[  364.560116]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  364.564621]  ? lock_downgrade+0x900/0x900
[  364.568773]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  364.573883]  ? pvclock_read_flags+0x160/0x160
[  364.578393]  ? lapic_next_event+0x5a/0x90
[  364.582544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.588086]  ? kvm_clock_read+0x18/0x30
[  364.592063]  ? kvm_sched_clock_read+0x9/0x20
[  364.596470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.602009]  ? check_preemption_disabled+0x48/0x280
[  364.607034]  irq_exit+0x17f/0x1c0
[  364.610490]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.615334]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.621215]  ? interrupt_entry+0xb5/0xc0
[  364.625277]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.630293]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.635309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.640195]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.645210]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.650228]  ? task_prio+0x50/0x50
[  364.653769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.659322]  ? check_preemption_disabled+0x48/0x280
[  364.664361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.669218]  apic_timer_interrupt+0xf/0x20
[  364.673459]  </IRQ>
[  364.675697] RIP: 0010:check_memory_region+0x117/0x1b0
[  364.680885] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  364.699787] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  364.707509] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  364.714789] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  364.722059] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  364.729323] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  364.736587] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  364.743867]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.749180]  kasan_check_read+0x11/0x20
[  364.753152]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.758256]  ? rcu_softirq_qs+0x20/0x20
[  364.762236]  rcu_is_watching+0x10/0x30
[  364.766117]  page_evictable+0x3c0/0x540
[  364.770102]  ? kswapd_stop+0x100/0x100
[  364.773987]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.779100]  ? perf_trace_sched_process_exec+0x860/0x860
[  364.784548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.790077]  ? check_preemption_disabled+0x48/0x280
[  364.795095]  shrink_active_list+0x869/0x1f00
[  364.799526]  ? mark_held_locks+0xc7/0x130
[  364.803706]  ? shrink_inactive_list+0x1c60/0x1c60
[  364.808546]  ? trace_hardirqs_on+0xbd/0x310
[  364.812861]  ? find_held_lock+0x36/0x1c0
[  364.816952]  ? shrink_inactive_list+0xa4a/0x1c60
[  364.821707]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.826809]  ? zap_class+0x640/0x640
[  364.830542]  ? print_usage_bug+0xc0/0xc0
[  364.834621]  ? __page_frag_cache_drain+0x210/0x210
[  364.839550]  ? print_usage_bug+0xc0/0xc0
[  364.843611]  ? mark_held_locks+0xc7/0x130
[  364.847760]  ? find_held_lock+0x36/0x1c0
[  364.851820]  ? zap_class+0x640/0x640
[  364.855532]  ? mark_held_locks+0xc7/0x130
[  364.859677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.865210]  ? check_preemption_disabled+0x48/0x280
[  364.870228]  ? zap_class+0x640/0x640
[  364.873934]  ? __lock_is_held+0xb5/0x140
[  364.877990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.883540]  ? check_preemption_disabled+0x48/0x280
[  364.888577]  ? __lock_is_held+0xb5/0x140
[  364.892651]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.897666]  ? inactive_list_is_low+0x305/0x880
[  364.902342]  ? lruvec_lru_size+0x450/0x450
[  364.906570]  ? kasan_check_read+0x11/0x20
[  364.910728]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  364.915704]  shrink_node_memcg+0x803/0x18f0
[  364.920040]  ? shrink_active_list+0x1f00/0x1f00
[  364.924707]  ? lock_downgrade+0x900/0x900
[  364.928852]  ? check_flush_dependency+0x410/0x410
[  364.933694]  ? kasan_check_read+0x11/0x20
[  364.937837]  ? do_raw_spin_unlock+0xa7/0x330
[  364.942248]  ? ___preempt_schedule+0x16/0x18
[  364.946657]  ? _raw_spin_unlock+0x3f/0x50
[  364.950805]  shrink_node+0x3bc/0x16b0
[  364.954608]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  364.959921]  ? shrink_node_memcg+0x18f0/0x18f0
[  364.964512]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  364.969090]  ? trace_hardirqs_on+0xbd/0x310
[  364.973407]  ? vmpressure+0x271/0x340
[  364.977228]  ? do_raw_spin_trylock+0x270/0x270
[  364.981823]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  364.987355]  ? __cpuset_node_allowed+0x19b/0x660
[  364.992105]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  364.997809]  ? vmpressure+0x1a2/0x340
[  365.001617]  do_try_to_free_pages+0x3e7/0x1290
[  365.006194]  ? zap_class+0x640/0x640
[  365.009926]  ? shrink_node+0x16b0/0x16b0
[  365.013984]  ? __lock_is_held+0xb5/0x140
[  365.018056]  try_to_free_pages+0x4d0/0xb90
[  365.022289]  ? do_try_to_free_pages+0x1290/0x1290
[  365.027153]  ? lock_acquire+0x1ed/0x520
[  365.031127]  ? set_page_refcounted+0x280/0x280
[  365.035727]  ? lock_release+0xa00/0xa00
[  365.039696]  ? _raw_spin_unlock_irq+0x60/0x80
[  365.044219]  ? psi_memstall_enter+0x240/0x2b0
[  365.048739]  ? psi_memstall_tick+0x230/0x230
[  365.053180]  __alloc_pages_slowpath+0xa48/0x2de0
[  365.057970]  ? warn_alloc+0x120/0x120
[  365.061779]  ? mark_held_locks+0x130/0x130
[  365.066016]  ? find_get_entry+0xaae/0x1120
[  365.070277]  ? filemap_map_pages+0x1a20/0x1a20
[  365.074863]  ? zap_class+0x640/0x640
[  365.078581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.084194]  ? check_preemption_disabled+0x48/0x280
[  365.089233]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.094784]  ? should_fail+0x22d/0xd01
[  365.098675]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.103790]  ? zap_class+0x640/0x640
[  365.107546]  ? __lock_is_held+0xb5/0x140
[  365.111615]  ? mark_held_locks+0x130/0x130
[  365.115853]  ? lock_release+0xa00/0xa00
[  365.119833]  ? perf_trace_sched_process_exec+0x860/0x860
[  365.125283]  ? xa_load+0x2ba/0x460
[  365.128819]  ? lock_downgrade+0x900/0x900
[  365.132969]  ? __might_sleep+0x95/0x190
[  365.136946]  __alloc_pages_nodemask+0xad8/0xea0
[  365.141619]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  365.146630]  ? __page_cache_alloc+0x191/0x5c0
[  365.151116]  ? xa_load+0x2e1/0x460
[  365.154655]  ? xa_clear_mark+0x40/0x40
[  365.158545]  ? zap_class+0x640/0x640
[  365.162294]  ? zap_class+0x640/0x640
[  365.166009]  ? zap_class+0x640/0x640
[  365.169727]  ? __do_page_cache_readahead+0x663/0x810
[  365.174837]  ? find_held_lock+0x36/0x1c0
[  365.178905]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  365.184448]  alloc_pages_current+0x173/0x350
[  365.188856]  __page_cache_alloc+0x38c/0x5c0
[  365.193189]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.198107]  ? kasan_check_read+0x11/0x20
[  365.202241]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.207511]  ? generic_perform_write+0x6a0/0x6a0
[  365.212262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.217797]  ? check_preemption_disabled+0x48/0x280
[  365.222816]  filemap_fault+0x1595/0x25f0
[  365.226882]  ? __lock_page_or_retry+0xa00/0xa00
[  365.231556]  ? mark_held_locks+0x130/0x130
[  365.235795]  ? filemap_map_pages+0xd6b/0x1a20
[  365.240290]  ? lock_downgrade+0x900/0x900
[  365.244439]  ? check_preemption_disabled+0x48/0x280
[  365.249455]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.254377]  ? kasan_check_read+0x11/0x20
[  365.258533]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.263804]  ? rcu_softirq_qs+0x20/0x20
[  365.267784]  ? filemap_map_pages+0xd92/0x1a20
[  365.272298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.277839]  ? find_get_entries_tag+0x1400/0x1400
[  365.282682]  ? __lock_acquire+0x62f/0x4c20
[  365.286964]  ? lock_acquire+0x1ed/0x520
[  365.290951]  ? ext4_filemap_fault+0x7a/0xad
[  365.295274]  ? lock_release+0xa00/0xa00
[  365.299241]  ? perf_trace_sched_process_exec+0x860/0x860
[  365.304688]  ? print_usage_bug+0xc0/0xc0
[  365.308750]  ? print_usage_bug+0xc0/0xc0
[  365.312821]  ? down_read+0x8d/0x120
[  365.316443]  ? ext4_filemap_fault+0x7a/0xad
[  365.320762]  ? __down_interruptible+0x700/0x700
[  365.325436]  ext4_filemap_fault+0x82/0xad
[  365.329580]  __do_fault+0x100/0x6b0
[  365.333219]  ? pmd_devmap_trans_unstable+0x220/0x220
[  365.338336]  ? mark_held_locks+0x130/0x130
[  365.342586]  ? mark_held_locks+0x130/0x130
[  365.346814]  ? find_held_lock+0x36/0x1c0
[  365.350879]  ? find_held_lock+0x36/0x1c0
[  365.354947]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.360484]  __handle_mm_fault+0x3ea0/0x5be0
[  365.364883]  ? poll_select_copy_remaining+0x18c/0x6a0
[  365.370095]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  365.374954]  ? __might_fault+0x12b/0x1e0
[  365.379025]  ? lock_downgrade+0x900/0x900
[  365.383228]  ? zap_class+0x640/0x640
[  365.386953]  ? zap_class+0x640/0x640
[  365.390671]  ? find_held_lock+0x36/0x1c0
[  365.394756]  ? handle_mm_fault+0x42a/0xc70
[  365.398993]  ? lock_downgrade+0x900/0x900
[  365.403150]  ? check_preemption_disabled+0x48/0x280
[  365.408184]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.413109]  ? kasan_check_read+0x11/0x20
[  365.417249]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.422535]  ? rcu_softirq_qs+0x20/0x20
[  365.426514]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.431623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.437157]  ? check_preemption_disabled+0x48/0x280
[  365.442184]  handle_mm_fault+0x54f/0xc70
[  365.446257]  ? __handle_mm_fault+0x5be0/0x5be0
[  365.450835]  ? find_vma+0x34/0x190
[  365.454374]  __do_page_fault+0x5e8/0xe60
[  365.458428]  ? trace_hardirqs_off+0xb8/0x310
[  365.462836]  do_page_fault+0xf2/0x7e0
[  365.466650]  ? vmalloc_sync_all+0x30/0x30
[  365.470793]  ? error_entry+0x70/0xd0
[  365.474500]  ? trace_hardirqs_off_caller+0xbb/0x310
[  365.479551]  ? trace_hardirqs_on_caller+0xc0/0x310
[  365.484472]  ? syscall_return_slowpath+0x5e0/0x5e0
[  365.489395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.494234]  ? trace_hardirqs_on_caller+0x310/0x310
[  365.499263]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.504708]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  365.509720]  ? prepare_exit_to_usermode+0x291/0x3b0
[  365.514735]  ? page_fault+0x8/0x30
[  365.518289]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.523130]  ? page_fault+0x8/0x30
[  365.526668]  page_fault+0x1e/0x30
[  365.530112] RIP: 0033:0x7efe5ebdedd3
[  365.533826] Code: Bad RIP value.
[  365.537181] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  365.542555] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  365.549815] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  365.557081] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  365.564348] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  365.571612] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  365.578924] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  365.578929] warn_alloc_show_mem: 1 callbacks suppressed
[  365.578936] Mem-Info:
[  365.586221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  365.591576] active_anon:51362 inactive_anon:188 isolated_anon:0
[  365.591576]  active_file:14 inactive_file:10 isolated_file:0
[  365.591576]  unevictable:0 dirty:0 writeback:0 unstable:0
[  365.591576]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  365.591576]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  365.591576]  free:13762 free_pcp:570 free_cma:0
[  365.593948] Call Trace:
[  365.603360] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  365.636200]  <IRQ>
[  365.638769] 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
[  365.666186]  dump_stack+0x244/0x39d
[  365.668326] lowmem_reserve[]: 0 2818 6321 6321
[  365.694442]  ? dump_stack_print_info.cold.1+0x20/0x20
[  365.698039] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  365.702618]  warn_alloc.cold.116+0xb7/0x1bd
[  365.707771] lowmem_reserve[]: 0 0 3503 3503
[  365.735449]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  365.739746] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  365.744072]  ? lock_downgrade+0x900/0x900
[  365.748895] lowmem_reserve[]: 0 0 0 0
[  365.777864]  ? trace_hardirqs_off+0xb8/0x310
[  365.781980] 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
[  365.785775]  ? trace_hardirqs_off+0xb8/0x310
[  365.790152] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  365.803680]  __alloc_pages_slowpath+0x2651/0x2de0
[  365.808058] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  365.823323]  ? warn_alloc+0x120/0x120
[  365.828126] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  365.843123]  ? warn_alloc+0x120/0x120
[  365.846908] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  365.855723]  ? warn_alloc+0x120/0x120
[  365.859499] 268 total pagecache pages
[  365.868059]  ? print_usage_bug+0xc0/0xc0
[  365.871832] 0 pages in swap cache
[  365.875656]  ? print_usage_bug+0xc0/0xc0
[  365.879719] Swap cache stats: add 0, delete 0, find 0/0
[  365.883155]  ? ktime_get+0x2c1/0x400
[  365.887189] Free swap  = 0kB
[  365.892553]  ? check_preemption_disabled+0x48/0x280
[  365.896239] Total swap = 0kB
[  365.899258]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  365.904241] 1965979 pages RAM
[  365.907268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.911735] 0 pages HighMem/MovableOnly
[  365.914847]  ? should_fail+0x22d/0xd01
[  365.920357] 342854 pages reserved
[  365.924321]  ? kasan_check_read+0x11/0x20
[  365.928186] 0 pages cma reserved
[  365.931641]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.935813] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  365.939107]  ? __lock_acquire+0x62f/0x4c20
[  365.944292] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  365.950669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.954869] init cpuset=/ mems_allowed=0
[  365.964656]  ? should_fail+0x22d/0xd01
[  365.977668]  ? print_usage_bug+0xc0/0xc0
[  365.981737]  ? mark_held_locks+0x130/0x130
[  365.986072]  ? mark_held_locks+0x130/0x130
[  365.990308]  ? check_preemption_disabled+0x48/0x280
[  365.995348]  ? zap_class+0x640/0x640
[  365.999067]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  366.003831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.009372]  ? check_preemption_disabled+0x48/0x280
[  366.014414]  ? __lock_is_held+0xb5/0x140
[  366.018514]  __alloc_pages_nodemask+0xad8/0xea0
[  366.023179]  ? zap_class+0x640/0x640
[  366.026897]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  366.031937]  ? find_held_lock+0x36/0x1c0
[  366.036006]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.040679]  ? lock_downgrade+0x900/0x900
[  366.044831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.050372]  cache_grow_begin+0xa5/0x8c0
[  366.054435]  ? do_raw_spin_unlock+0xa7/0x330
[  366.058865]  fallback_alloc+0x204/0x2e0
[  366.062854]  ____cache_alloc_node+0x1c7/0x1e0
[  366.067353]  kmem_cache_alloc_node+0xe3/0x730
[  366.071847]  ? lockdep_hardirqs_on+0x296/0x5b0
[  366.076443]  __alloc_skb+0x119/0x770
[  366.080155]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  366.085521]  ? netdev_alloc_frag+0x1f0/0x1f0
[  366.089942]  ? vprintk_default+0x28/0x30
[  366.094004]  ? vprintk_func+0x85/0x181
[  366.097896]  ? printk+0xa7/0xcf
[  366.101183]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  366.105953]  new_skb+0x26/0x1c0
[  366.109233]  aoecmd_cfg+0x279/0x7f0
[  366.112877]  ? find_held_lock+0x36/0x1c0
[  366.116999]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  366.121325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.126870]  ? __lock_is_held+0xb5/0x140
[  366.130950]  discover_timer+0x50/0x60
[  366.134751]  call_timer_fn+0x272/0x920
[  366.138636]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  366.143479]  ? process_timeout+0x40/0x40
[  366.147549]  ? __run_timers+0x7da/0xc70
[  366.151527]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.156020]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.160507]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  366.165346]  ? lockdep_hardirqs_on+0x296/0x5b0
[  366.169932]  ? trace_hardirqs_on+0xbd/0x310
[  366.174249]  ? kasan_check_read+0x11/0x20
[  366.178388]  ? __run_timers+0x7da/0xc70
[  366.182359]  ? trace_hardirqs_off_caller+0x310/0x310
[  366.187466]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  366.192845]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  366.197683]  __run_timers+0x7e5/0xc70
[  366.201488]  ? timer_fixup_init+0x70/0x70
[  366.205638]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  366.210654]  ? zap_class+0x640/0x640
[  366.214374]  ? enqueue_hrtimer+0x1a5/0x560
[  366.218638]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  366.223830]  ? find_held_lock+0x36/0x1c0
[  366.227893]  ? zap_class+0x640/0x640
[  366.231613]  ? pvclock_read_flags+0x160/0x160
[  366.236106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.241640]  ? check_preemption_disabled+0x48/0x280
[  366.246676]  ? __lock_is_held+0xb5/0x140
[  366.250754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.256302]  ? check_preemption_disabled+0x48/0x280
[  366.261334]  run_timer_softirq+0x52/0xb0
[  366.265393]  ? rcu_read_lock_sched_held+0x14f/0x180
[  366.270409]  __do_softirq+0x308/0xb7e
[  366.274213]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  366.278699]  ? lock_downgrade+0x900/0x900
[  366.282845]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  366.287944]  ? pvclock_read_flags+0x160/0x160
[  366.292455]  ? lapic_next_event+0x5a/0x90
[  366.296607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.302150]  ? kvm_clock_read+0x18/0x30
[  366.306123]  ? kvm_sched_clock_read+0x9/0x20
[  366.310537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.316096]  ? check_preemption_disabled+0x48/0x280
[  366.321121]  irq_exit+0x17f/0x1c0
[  366.324591]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.329433]  ? smp_reschedule_interrupt+0x109/0x650
[  366.334468]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.340359]  ? interrupt_entry+0xb5/0xc0
[  366.344420]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.349449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.354474]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.359315]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.364327]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.369341]  ? task_prio+0x50/0x50
[  366.372886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.378449]  ? check_preemption_disabled+0x48/0x280
[  366.383476]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.388339]  apic_timer_interrupt+0xf/0x20
[  366.392565]  </IRQ>
[  366.394803] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  366.399733] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  366.418627] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  366.426334] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  366.433596] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  366.440890] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  366.448161] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  366.455457] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  366.462756]  skb_clone+0x1bb/0x500
[  366.466306]  ? finish_task_switch+0x663/0x910
[  366.470803]  ? skb_split+0x11e0/0x11e0
[  366.474697]  ? preempt_notifier_register+0x200/0x200
[  366.479799]  ? __switch_to_asm+0x34/0x70
[  366.483858]  ? __switch_to_asm+0x34/0x70
[  366.487915]  ? __switch_to_asm+0x40/0x70
[  366.491970]  ? __switch_to_asm+0x34/0x70
[  366.496022]  ? __switch_to_asm+0x40/0x70
[  366.500094]  ? __switch_to_asm+0x34/0x70
[  366.504156]  ? __switch_to_asm+0x40/0x70
[  366.508236]  ? __switch_to_asm+0x34/0x70
[  366.512293]  ? __switch_to_asm+0x34/0x70
[  366.516365]  ? __switch_to_asm+0x40/0x70
[  366.520453]  ? __switch_to_asm+0x34/0x70
[  366.524527]  bpf_clone_redirect+0xb9/0x490
[  366.528761]  ? __schedule+0x8d7/0x21d0
[  366.532656]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  366.537684]  ? __sched_text_start+0x8/0x8
[  366.541827]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  366.546587]  ? find_held_lock+0x36/0x1c0
[  366.550683]  ? lock_acquire+0x1ed/0x520
[  366.554654]  ? bpf_test_run+0x3cb/0x780
[  366.558672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.564212]  ? check_preemption_disabled+0x48/0x280
[  366.569245]  ? kasan_check_read+0x11/0x20
[  366.573390]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.578683]  ? rcu_softirq_qs+0x20/0x20
[  366.582654]  ? preempt_schedule+0x4d/0x60
[  366.586800]  ? ___preempt_schedule+0x16/0x18
[  366.591226]  ? bpf_test_run+0x25d/0x780
[  366.595203]  ? netlink_diag_dump+0x2a0/0x2a0
[  366.599644]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.605183]  ? bpf_test_init.isra.10+0x70/0x100
[  366.609853]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  366.614610]  ? bpf_test_finish.isra.9+0x260/0x260
[  366.619451]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  366.624984]  ? fput+0x130/0x1a0
[  366.628263]  ? __bpf_prog_get+0x9b/0x290
[  366.632327]  ? bpf_test_finish.isra.9+0x260/0x260
[  366.637168]  ? bpf_prog_test_run+0x130/0x1a0
[  366.641580]  ? __x64_sys_bpf+0x3db/0x520
[  366.645642]  ? bpf_prog_get+0x20/0x20
[  366.649468]  ? do_syscall_64+0x1b9/0x820
[  366.653528]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  366.658892]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.663832]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.668852]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  366.673869]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  366.680537]  ? __switch_to_asm+0x40/0x70
[  366.684590]  ? __switch_to_asm+0x34/0x70
[  366.688706]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.693570]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  366.698949] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  366.699012] aoe: skb alloc failure
[  366.705183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.705188] Call Trace:
[  366.705193]  <IRQ>
[  366.705209]  dump_stack+0x244/0x39d
[  366.705227]  ? dump_stack_print_info.cold.1+0x20/0x20
[  366.708775] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.718107]  warn_alloc.cold.116+0xb7/0x1bd
[  366.720667] syz-executor2 cpuset=syz2 mems_allowed=0
[  366.722805]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.756265]  ? lock_downgrade+0x900/0x900
[  366.760418]  ? trace_hardirqs_off+0xb8/0x310
[  366.764826]  ? trace_hardirqs_off+0xb8/0x310
[  366.769240]  __alloc_pages_slowpath+0x2651/0x2de0
[  366.774104]  ? warn_alloc+0x120/0x120
[  366.777912]  ? print_usage_bug+0xc0/0xc0
[  366.781973]  ? warn_alloc+0x120/0x120
[  366.785773]  ? warn_alloc+0x120/0x120
[  366.789568]  ? print_usage_bug+0xc0/0xc0
[  366.793627]  ? kvm_clock_read+0x18/0x30
[  366.797642]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  366.802667]  ? print_usage_bug+0xc0/0xc0
[  366.806725]  ? __lock_acquire+0x62f/0x4c20
[  366.810960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.816495]  ? should_fail+0x22d/0xd01
[  366.820378]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.825654]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.830756]  ? __lock_acquire+0x62f/0x4c20
[  366.834993]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.840108]  ? __lock_acquire+0x62f/0x4c20
[  366.844336]  ? should_fail+0x22d/0xd01
[  366.848215]  ? rcu_irq_exit+0x1a2/0x390
[  366.852192]  ? mark_held_locks+0x130/0x130
[  366.856424]  ? mark_held_locks+0x130/0x130
[  366.860663]  ? mark_held_locks+0xc7/0x130
[  366.864809]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  366.869821]  ? zap_class+0x640/0x640
[  366.873530]  ? print_usage_bug+0xc0/0xc0
[  366.877588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.883118]  ? check_preemption_disabled+0x48/0x280
[  366.888139]  ? __lock_is_held+0xb5/0x140
[  366.892206]  __alloc_pages_nodemask+0xad8/0xea0
[  366.896880]  ? zap_class+0x640/0x640
[  366.900631]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  366.905665]  ? find_held_lock+0x36/0x1c0
[  366.909736]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.914405]  ? lock_downgrade+0x900/0x900
[  366.918573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.924113]  cache_grow_begin+0xa5/0x8c0
[  366.928175]  ? do_raw_spin_unlock+0xa7/0x330
[  366.932624]  fallback_alloc+0x204/0x2e0
[  366.936597]  ____cache_alloc_node+0x1c7/0x1e0
[  366.941108]  kmem_cache_alloc_node+0xe3/0x730
[  366.945610]  ? ipv6_get_ifaddr+0x42e/0x620
[  366.949846]  __alloc_skb+0x119/0x770
[  366.953550]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.958832]  ? netdev_alloc_frag+0x1f0/0x1f0
[  366.963239]  ? lock_downgrade+0x900/0x900
[  366.967390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.972955]  ? refcount_sub_and_test_checked+0x203/0x310
[  366.978407]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  366.983853]  ? addrconf_rs_timer+0x690/0x690
[  366.988264]  ndisc_alloc_skb+0x144/0x340
[  366.992336]  ndisc_send_rs+0x331/0x6e0
[  366.996227]  addrconf_rs_timer+0x314/0x690
[  367.000509]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.004756]  call_timer_fn+0x272/0x920
[  367.008639]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.012866]  ? process_timeout+0x40/0x40
[  367.016940]  ? mark_held_locks+0xc7/0x130
[  367.021084]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.025589]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.030076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.034310]  ? lockdep_hardirqs_on+0x296/0x5b0
[  367.038923]  ? trace_hardirqs_on+0xbd/0x310
[  367.043245]  ? kasan_check_read+0x11/0x20
[  367.047388]  ? __run_timers+0x7da/0xc70
[  367.051364]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.056532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.060781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.065012]  __run_timers+0x7e5/0xc70
[  367.068821]  ? timer_fixup_init+0x70/0x70
[  367.072973]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  367.077991]  ? zap_class+0x640/0x640
[  367.081704]  ? print_usage_bug+0xc0/0xc0
[  367.085766]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  367.090972]  ? find_held_lock+0x36/0x1c0
[  367.095037]  ? zap_class+0x640/0x640
[  367.098759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.104316]  ? check_preemption_disabled+0x48/0x280
[  367.109365]  ? __lock_is_held+0xb5/0x140
[  367.113427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.119138]  ? check_preemption_disabled+0x48/0x280
[  367.124212]  run_timer_softirq+0x52/0xb0
[  367.128270]  ? rcu_read_lock_sched_held+0x14f/0x180
[  367.133278]  __do_softirq+0x308/0xb7e
[  367.137077]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  367.141563]  ? lock_downgrade+0x900/0x900
[  367.145703]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  367.150837]  ? pvclock_read_flags+0x160/0x160
[  367.155327]  ? lapic_next_event+0x5a/0x90
[  367.159467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.165023]  ? kvm_clock_read+0x18/0x30
[  367.169004]  ? kvm_sched_clock_read+0x9/0x20
[  367.173401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.178947]  ? check_preemption_disabled+0x48/0x280
[  367.183979]  irq_exit+0x17f/0x1c0
[  367.187422]  smp_apic_timer_interrupt+0x1cb/0x760
[  367.192262]  ? smp_call_function_single_interrupt+0x650/0x650
[  367.198154]  ? interrupt_entry+0xb5/0xc0
[  367.202222]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.207246]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.212252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.217090]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.222134]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.227146]  ? task_prio+0x50/0x50
[  367.230700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.236247]  ? check_preemption_disabled+0x48/0x280
[  367.241296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.246158]  apic_timer_interrupt+0xf/0x20
[  367.250384]  </IRQ>
[  367.252621] RIP: 0010:check_memory_region+0x117/0x1b0
[  367.257805] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  367.276702] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  367.284400] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  367.291672] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  367.298937] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  367.306251] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  367.313515] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  367.320791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.326091]  kasan_check_read+0x11/0x20
[  367.330061]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.335182]  ? rcu_softirq_qs+0x20/0x20
[  367.339213]  rcu_is_watching+0x10/0x30
[  367.343117]  page_evictable+0x3c0/0x540
[  367.347110]  ? kswapd_stop+0x100/0x100
[  367.350998]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.356097]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.361546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.367112]  ? check_preemption_disabled+0x48/0x280
[  367.372135]  shrink_active_list+0x869/0x1f00
[  367.376550]  ? mark_held_locks+0xc7/0x130
[  367.380698]  ? shrink_inactive_list+0x1c60/0x1c60
[  367.385537]  ? trace_hardirqs_on+0xbd/0x310
[  367.389854]  ? find_held_lock+0x36/0x1c0
[  367.393915]  ? shrink_inactive_list+0xa4a/0x1c60
[  367.398666]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.403760]  ? zap_class+0x640/0x640
[  367.407473]  ? print_usage_bug+0xc0/0xc0
[  367.411606]  ? __page_frag_cache_drain+0x210/0x210
[  367.416533]  ? print_usage_bug+0xc0/0xc0
[  367.420608]  ? mark_held_locks+0xc7/0x130
[  367.424756]  ? find_held_lock+0x36/0x1c0
[  367.428814]  ? zap_class+0x640/0x640
[  367.432522]  ? mark_held_locks+0xc7/0x130
[  367.436671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.442205]  ? check_preemption_disabled+0x48/0x280
[  367.447240]  ? zap_class+0x640/0x640
[  367.450963]  ? __lock_is_held+0xb5/0x140
[  367.455035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.460568]  ? check_preemption_disabled+0x48/0x280
[  367.465592]  ? __lock_is_held+0xb5/0x140
[  367.469666]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  367.474692]  ? inactive_list_is_low+0x305/0x880
[  367.479366]  ? lruvec_lru_size+0x450/0x450
[  367.483596]  ? kasan_check_read+0x11/0x20
[  367.487808]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  367.492739]  shrink_node_memcg+0x803/0x18f0
[  367.497070]  ? shrink_active_list+0x1f00/0x1f00
[  367.501761]  ? lock_downgrade+0x900/0x900
[  367.505909]  ? check_flush_dependency+0x410/0x410
[  367.510751]  ? kasan_check_read+0x11/0x20
[  367.514891]  ? do_raw_spin_unlock+0xa7/0x330
[  367.519311]  ? ___preempt_schedule+0x16/0x18
[  367.523719]  ? _raw_spin_unlock+0x3f/0x50
[  367.527867]  shrink_node+0x3bc/0x16b0
[  367.531663]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  367.536984]  ? shrink_node_memcg+0x18f0/0x18f0
[  367.541560]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  367.546147]  ? trace_hardirqs_on+0xbd/0x310
[  367.550495]  ? vmpressure+0x271/0x340
[  367.554306]  ? do_raw_spin_trylock+0x270/0x270
[  367.558914]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  367.564449]  ? __cpuset_node_allowed+0x19b/0x660
[  367.569205]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  367.574928]  ? vmpressure+0x1a2/0x340
[  367.578749]  do_try_to_free_pages+0x3e7/0x1290
[  367.583340]  ? zap_class+0x640/0x640
[  367.587078]  ? shrink_node+0x16b0/0x16b0
[  367.591143]  ? __lock_is_held+0xb5/0x140
[  367.595255]  try_to_free_pages+0x4d0/0xb90
[  367.599507]  ? do_try_to_free_pages+0x1290/0x1290
[  367.604362]  ? lock_acquire+0x1ed/0x520
[  367.608330]  ? set_page_refcounted+0x280/0x280
[  367.612924]  ? lock_release+0xa00/0xa00
[  367.616933]  ? _raw_spin_unlock_irq+0x60/0x80
[  367.621428]  ? psi_memstall_enter+0x240/0x2b0
[  367.625924]  ? psi_memstall_tick+0x230/0x230
[  367.630373]  __alloc_pages_slowpath+0xa48/0x2de0
[  367.635150]  ? warn_alloc+0x120/0x120
[  367.638983]  ? mark_held_locks+0x130/0x130
[  367.643244]  ? find_get_entry+0xaae/0x1120
[  367.647495]  ? filemap_map_pages+0x1a20/0x1a20
[  367.652092]  ? zap_class+0x640/0x640
[  367.655808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.661357]  ? check_preemption_disabled+0x48/0x280
[  367.666428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.671967]  ? should_fail+0x22d/0xd01
[  367.675861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.680965]  ? zap_class+0x640/0x640
[  367.684702]  ? __lock_is_held+0xb5/0x140
[  367.688772]  ? mark_held_locks+0x130/0x130
[  367.693007]  ? lock_release+0xa00/0xa00
[  367.696980]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.702427]  ? xa_load+0x2ba/0x460
[  367.705969]  ? lock_downgrade+0x900/0x900
[  367.710124]  ? __might_sleep+0x95/0x190
[  367.714103]  __alloc_pages_nodemask+0xad8/0xea0
[  367.718779]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  367.723793]  ? __page_cache_alloc+0x191/0x5c0
[  367.728285]  ? xa_load+0x2e1/0x460
[  367.731826]  ? xa_clear_mark+0x40/0x40
[  367.735713]  ? zap_class+0x640/0x640
[  367.739429]  ? zap_class+0x640/0x640
[  367.743142]  ? zap_class+0x640/0x640
[  367.746860]  ? __do_page_cache_readahead+0x663/0x810
[  367.751981]  ? find_held_lock+0x36/0x1c0
[  367.756048]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  367.761587]  alloc_pages_current+0x173/0x350
[  367.766011]  __page_cache_alloc+0x38c/0x5c0
[  367.770326]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.775250]  ? kasan_check_read+0x11/0x20
[  367.779393]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.784712]  ? generic_perform_write+0x6a0/0x6a0
[  367.789463]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.794992]  ? check_preemption_disabled+0x48/0x280
[  367.800013]  filemap_fault+0x1595/0x25f0
[  367.804086]  ? __lock_page_or_retry+0xa00/0xa00
[  367.808753]  ? mark_held_locks+0x130/0x130
[  367.812993]  ? filemap_map_pages+0xd6b/0x1a20
[  367.817502]  ? lock_downgrade+0x900/0x900
[  367.821651]  ? check_preemption_disabled+0x48/0x280
[  367.826664]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.831590]  ? kasan_check_read+0x11/0x20
[  367.835729]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.840997]  ? rcu_softirq_qs+0x20/0x20
[  367.844992]  ? filemap_map_pages+0xd92/0x1a20
[  367.849483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.855051]  ? find_get_entries_tag+0x1400/0x1400
[  367.859896]  ? __lock_acquire+0x62f/0x4c20
[  367.864146]  ? lock_acquire+0x1ed/0x520
[  367.868134]  ? ext4_filemap_fault+0x7a/0xad
[  367.872472]  ? lock_release+0xa00/0xa00
[  367.876439]  ? perf_trace_sched_process_exec+0x860/0x860
[  367.881915]  ? print_usage_bug+0xc0/0xc0
[  367.885985]  ? print_usage_bug+0xc0/0xc0
[  367.890045]  ? down_read+0x8d/0x120
[  367.893669]  ? ext4_filemap_fault+0x7a/0xad
[  367.897987]  ? __down_interruptible+0x700/0x700
[  367.902656]  ext4_filemap_fault+0x82/0xad
[  367.906798]  __do_fault+0x100/0x6b0
[  367.910428]  ? pmd_devmap_trans_unstable+0x220/0x220
[  367.915526]  ? mark_held_locks+0x130/0x130
[  367.919793]  ? mark_held_locks+0x130/0x130
[  367.924054]  ? find_held_lock+0x36/0x1c0
[  367.928115]  ? find_held_lock+0x36/0x1c0
[  367.932189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.937741]  __handle_mm_fault+0x3ea0/0x5be0
[  367.942148]  ? poll_select_copy_remaining+0x18c/0x6a0
[  367.947347]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  367.952194]  ? __might_fault+0x12b/0x1e0
[  367.956266]  ? lock_downgrade+0x900/0x900
[  367.960448]  ? zap_class+0x640/0x640
[  367.964157]  ? zap_class+0x640/0x640
[  367.967881]  ? find_held_lock+0x36/0x1c0
[  367.971997]  ? handle_mm_fault+0x42a/0xc70
[  367.976241]  ? lock_downgrade+0x900/0x900
[  367.980395]  ? check_preemption_disabled+0x48/0x280
[  367.985661]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.990587]  ? kasan_check_read+0x11/0x20
[  367.994728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.000014]  ? rcu_softirq_qs+0x20/0x20
[  368.003986]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.009116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.014650]  ? check_preemption_disabled+0x48/0x280
[  368.019682]  handle_mm_fault+0x54f/0xc70
[  368.023744]  ? __handle_mm_fault+0x5be0/0x5be0
[  368.028329]  ? find_vma+0x34/0x190
[  368.031884]  __do_page_fault+0x5e8/0xe60
[  368.035976]  ? trace_hardirqs_off+0xb8/0x310
[  368.040401]  do_page_fault+0xf2/0x7e0
[  368.044196]  ? vmalloc_sync_all+0x30/0x30
[  368.048335]  ? error_entry+0x70/0xd0
[  368.052042]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.057047]  ? trace_hardirqs_on_caller+0xc0/0x310
[  368.061983]  ? syscall_return_slowpath+0x5e0/0x5e0
[  368.066913]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.071753]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.076768]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.082212]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  368.087223]  ? prepare_exit_to_usermode+0x291/0x3b0
[  368.092235]  ? page_fault+0x8/0x30
[  368.095772]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.100619]  ? page_fault+0x8/0x30
[  368.104160]  page_fault+0x1e/0x30
[  368.107640] RIP: 0033:0x7efe5ebdedd3
[  368.111358] Code: Bad RIP value.
[  368.114714] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  368.120074] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  368.127352] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  368.134612] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  368.141889] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  368.149177] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  368.156476] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  368.156481] warn_alloc_show_mem: 1 callbacks suppressed
[  368.156487] Mem-Info:
[  368.163748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  368.169125] active_anon:51362 inactive_anon:188 isolated_anon:0
[  368.169125]  active_file:14 inactive_file:10 isolated_file:0
[  368.169125]  unevictable:0 dirty:0 writeback:0 unstable:0
[  368.169125]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  368.169125]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  368.169125]  free:13762 free_pcp:570 free_cma:0
[  368.171495] Call Trace:
[  368.180891] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  368.213730]  <IRQ>
[  368.216310] 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
[  368.243724]  dump_stack+0x244/0x39d
[  368.245896] lowmem_reserve[]: 0 2818 6321 6321
[  368.272025]  ? dump_stack_print_info.cold.1+0x20/0x20
[  368.275642] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  368.280239]  warn_alloc.cold.116+0xb7/0x1bd
[  368.285387] lowmem_reserve[]: 0 0 3503 3503
[  368.313056]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.317349] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  368.321657]  ? lock_downgrade+0x900/0x900
[  368.326463] lowmem_reserve[]: 0 0 0 0
[  368.355439]  ? trace_hardirqs_off+0xb8/0x310
[  368.359554] 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
[  368.363361]  ? trace_hardirqs_off+0xb8/0x310
[  368.367753] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  368.381265]  __alloc_pages_slowpath+0x2651/0x2de0
[  368.385641] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  368.400957]  ? warn_alloc+0x120/0x120
[  368.405770] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  368.420762]  ? warn_alloc+0x120/0x120
[  368.424541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  368.433357]  ? __lock_acquire+0x62f/0x4c20
[  368.437159] 268 total pagecache pages
[  368.445729]  ? warn_alloc+0x120/0x120
[  368.449942] 0 pages in swap cache
[  368.453722]  ? print_usage_bug+0xc0/0xc0
[  368.457522] Swap cache stats: add 0, delete 0, find 0/0
[  368.460963]  ? print_usage_bug+0xc0/0xc0
[  368.465031] Free swap  = 0kB
[  368.470384]  ? mark_held_locks+0x130/0x130
[  368.474417] Total swap = 0kB
[  368.477439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.481645] 1965979 pages RAM
[  368.484654]  ? should_fail+0x22d/0xd01
[  368.490177] 0 pages HighMem/MovableOnly
[  368.493268]  ? zap_class+0x640/0x640
[  368.497126] 342854 pages reserved
[  368.501093]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.504778] 0 pages cma reserved
[  368.508223]  ? __lock_acquire+0x62f/0x4c20
[  368.513378] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  368.516652]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.520991] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  368.527388]  ? should_fail+0x22d/0xd01
[  368.532484] init cpuset=/ mems_allowed=0
[  368.542191]  ? mark_held_locks+0x130/0x130
[  368.554329]  ? mark_held_locks+0x130/0x130
[  368.558595]  ? lock_downgrade+0x900/0x900
[  368.562757]  ? zap_class+0x640/0x640
[  368.566487]  ? zap_class+0x640/0x640
[  368.570213]  ? zap_class+0x640/0x640
[  368.573942]  ? do_raw_spin_unlock+0xa7/0x330
[  368.578363]  ? trace_hardirqs_on+0x310/0x310
[  368.582783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.588317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.593857]  ? check_preemption_disabled+0x48/0x280
[  368.598881]  ? __lock_is_held+0xb5/0x140
[  368.602948]  __alloc_pages_nodemask+0xad8/0xea0
[  368.607612]  ? zap_class+0x640/0x640
[  368.611325]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  368.616352]  ? find_held_lock+0x36/0x1c0
[  368.620420]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.625088]  ? lock_downgrade+0x900/0x900
[  368.629243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.634799]  cache_grow_begin+0xa5/0x8c0
[  368.638857]  ? do_raw_spin_unlock+0xa7/0x330
[  368.643275]  fallback_alloc+0x204/0x2e0
[  368.647264]  ____cache_alloc_node+0x1c7/0x1e0
[  368.651775]  kmem_cache_alloc_node+0xe3/0x730
[  368.656288]  ? lockdep_hardirqs_on+0x296/0x5b0
[  368.660915]  __alloc_skb+0x119/0x770
[  368.664648]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  368.670033]  ? netdev_alloc_frag+0x1f0/0x1f0
[  368.674452]  ? vprintk_default+0x28/0x30
[  368.678515]  ? vprintk_func+0x85/0x181
[  368.682402]  ? printk+0xa7/0xcf
[  368.685683]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  368.690449]  new_skb+0x26/0x1c0
[  368.693757]  aoecmd_cfg+0x279/0x7f0
[  368.697386]  ? find_held_lock+0x36/0x1c0
[  368.701467]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  368.705793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.711340]  ? __lock_is_held+0xb5/0x140
[  368.715412]  discover_timer+0x50/0x60
[  368.719213]  call_timer_fn+0x272/0x920
[  368.723101]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  368.727949]  ? process_timeout+0x40/0x40
[  368.732021]  ? __run_timers+0x7da/0xc70
[  368.736005]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.740500]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.744992]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  368.749834]  ? lockdep_hardirqs_on+0x296/0x5b0
[  368.754451]  ? trace_hardirqs_on+0xbd/0x310
[  368.758786]  ? kasan_check_read+0x11/0x20
[  368.762951]  ? __run_timers+0x7da/0xc70
[  368.766936]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.772058]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  368.777423]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  368.782262]  __run_timers+0x7e5/0xc70
[  368.786073]  ? timer_fixup_init+0x70/0x70
[  368.790219]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  368.795231]  ? zap_class+0x640/0x640
[  368.798946]  ? enqueue_hrtimer+0x1a5/0x560
[  368.803180]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.808377]  ? find_held_lock+0x36/0x1c0
[  368.812465]  ? zap_class+0x640/0x640
[  368.816197]  ? pvclock_read_flags+0x160/0x160
[  368.820707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.826240]  ? check_preemption_disabled+0x48/0x280
[  368.831257]  ? __lock_is_held+0xb5/0x140
[  368.835331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.840868]  ? check_preemption_disabled+0x48/0x280
[  368.845917]  run_timer_softirq+0x52/0xb0
[  368.849981]  ? rcu_read_lock_sched_held+0x14f/0x180
[  368.854997]  __do_softirq+0x308/0xb7e
[  368.858804]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  368.863300]  ? lock_downgrade+0x900/0x900
[  368.867466]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  368.872606]  ? pvclock_read_flags+0x160/0x160
[  368.877121]  ? lapic_next_event+0x5a/0x90
[  368.881266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.886803]  ? kvm_clock_read+0x18/0x30
[  368.890794]  ? kvm_sched_clock_read+0x9/0x20
[  368.895203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.900736]  ? check_preemption_disabled+0x48/0x280
[  368.905758]  irq_exit+0x17f/0x1c0
[  368.909207]  smp_apic_timer_interrupt+0x1cb/0x760
[  368.914045]  ? smp_reschedule_interrupt+0x109/0x650
[  368.919060]  ? smp_call_function_single_interrupt+0x650/0x650
[  368.924968]  ? interrupt_entry+0xb5/0xc0
[  368.929043]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.934053]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.939067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.943931]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.948970]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.953987]  ? task_prio+0x50/0x50
[  368.957530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.963067]  ? check_preemption_disabled+0x48/0x280
[  368.968087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.972957]  apic_timer_interrupt+0xf/0x20
[  368.977180]  </IRQ>
[  368.979421] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  368.984350] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  369.003248] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  369.010965] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  369.018248] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  369.025525] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  369.032828] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  369.040138] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  369.047431]  skb_clone+0x1bb/0x500
[  369.050970]  ? finish_task_switch+0x663/0x910
[  369.055461]  ? skb_split+0x11e0/0x11e0
[  369.059348]  ? preempt_notifier_register+0x200/0x200
[  369.064476]  ? __switch_to_asm+0x34/0x70
[  369.068551]  ? __switch_to_asm+0x34/0x70
[  369.072637]  ? __switch_to_asm+0x40/0x70
[  369.076696]  ? __switch_to_asm+0x34/0x70
[  369.080750]  ? __switch_to_asm+0x40/0x70
[  369.084803]  ? __switch_to_asm+0x34/0x70
[  369.088860]  ? __switch_to_asm+0x40/0x70
[  369.092926]  ? __switch_to_asm+0x34/0x70
[  369.096987]  ? __switch_to_asm+0x34/0x70
[  369.101047]  ? __switch_to_asm+0x40/0x70
[  369.105101]  ? __switch_to_asm+0x34/0x70
[  369.109177]  bpf_clone_redirect+0xb9/0x490
[  369.113423]  ? __schedule+0x8d7/0x21d0
[  369.117786]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  369.122807]  ? __sched_text_start+0x8/0x8
[  369.126955]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  369.131718]  ? find_held_lock+0x36/0x1c0
[  369.135785]  ? lock_acquire+0x1ed/0x520
[  369.139755]  ? bpf_test_run+0x3cb/0x780
[  369.143726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.149282]  ? check_preemption_disabled+0x48/0x280
[  369.154303]  ? kasan_check_read+0x11/0x20
[  369.158448]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.163722]  ? rcu_softirq_qs+0x20/0x20
[  369.167705]  ? preempt_schedule+0x4d/0x60
[  369.171850]  ? ___preempt_schedule+0x16/0x18
[  369.176269]  ? bpf_test_run+0x25d/0x780
[  369.180264]  ? netlink_diag_dump+0x2a0/0x2a0
[  369.184683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.190257]  ? bpf_test_init.isra.10+0x70/0x100
[  369.195024]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  369.199782]  ? bpf_test_finish.isra.9+0x260/0x260
[  369.204613]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  369.210157]  ? fput+0x130/0x1a0
[  369.213452]  ? __bpf_prog_get+0x9b/0x290
[  369.217511]  ? bpf_test_finish.isra.9+0x260/0x260
[  369.222348]  ? bpf_prog_test_run+0x130/0x1a0
[  369.226751]  ? __x64_sys_bpf+0x3db/0x520
[  369.230802]  ? bpf_prog_get+0x20/0x20
[  369.234644]  ? do_syscall_64+0x1b9/0x820
[  369.238700]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  369.244085]  ? syscall_return_slowpath+0x5e0/0x5e0
[  369.249013]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.254028]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  369.259040]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  369.265697]  ? __switch_to_asm+0x40/0x70
[  369.269750]  ? __switch_to_asm+0x34/0x70
[  369.273809]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.278652]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  369.284027] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  369.284090] aoe: skb alloc failure
[  369.290254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.290259] Call Trace:
[  369.290264]  <IRQ>
[  369.290281]  dump_stack+0x244/0x39d
[  369.290303]  ? dump_stack_print_info.cold.1+0x20/0x20
[  369.293846] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.303175]  warn_alloc.cold.116+0xb7/0x1bd
[  369.305719] syz-executor2 cpuset=syz2 mems_allowed=0
[  369.307855]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  369.341332]  ? lock_downgrade+0x900/0x900
[  369.345511]  ? trace_hardirqs_off+0xb8/0x310
[  369.349926]  ? trace_hardirqs_off+0xb8/0x310
[  369.354358]  __alloc_pages_slowpath+0x2651/0x2de0
[  369.359231]  ? warn_alloc+0x120/0x120
[  369.363042]  ? print_usage_bug+0xc0/0xc0
[  369.367120]  ? warn_alloc+0x120/0x120
[  369.370943]  ? warn_alloc+0x120/0x120
[  369.374735]  ? print_usage_bug+0xc0/0xc0
[  369.378791]  ? kvm_clock_read+0x18/0x30
[  369.382759]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  369.387768]  ? print_usage_bug+0xc0/0xc0
[  369.391822]  ? __lock_acquire+0x62f/0x4c20
[  369.396052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.401585]  ? should_fail+0x22d/0xd01
[  369.405493]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.410766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.415892]  ? __lock_acquire+0x62f/0x4c20
[  369.420154]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.425257]  ? __lock_acquire+0x62f/0x4c20
[  369.429488]  ? should_fail+0x22d/0xd01
[  369.433373]  ? rcu_irq_exit+0x1a2/0x390
[  369.437353]  ? mark_held_locks+0x130/0x130
[  369.441587]  ? mark_held_locks+0x130/0x130
[  369.445826]  ? mark_held_locks+0xc7/0x130
[  369.449972]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  369.454985]  ? zap_class+0x640/0x640
[  369.458695]  ? print_usage_bug+0xc0/0xc0
[  369.462769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.468323]  ? check_preemption_disabled+0x48/0x280
[  369.473347]  ? __lock_is_held+0xb5/0x140
[  369.477444]  __alloc_pages_nodemask+0xad8/0xea0
[  369.482116]  ? zap_class+0x640/0x640
[  369.485833]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  369.490856]  ? find_held_lock+0x36/0x1c0
[  369.494947]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.499631]  ? lock_downgrade+0x900/0x900
[  369.503786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.509330]  cache_grow_begin+0xa5/0x8c0
[  369.513394]  ? do_raw_spin_unlock+0xa7/0x330
[  369.517813]  fallback_alloc+0x204/0x2e0
[  369.521795]  ____cache_alloc_node+0x1c7/0x1e0
[  369.526293]  kmem_cache_alloc_node+0xe3/0x730
[  369.530784]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.535021]  __alloc_skb+0x119/0x770
[  369.538729]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.544005]  ? netdev_alloc_frag+0x1f0/0x1f0
[  369.548430]  ? lock_downgrade+0x900/0x900
[  369.552586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.558152]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.563609]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.569057]  ? addrconf_rs_timer+0x690/0x690
[  369.573471]  ndisc_alloc_skb+0x144/0x340
[  369.577547]  ndisc_send_rs+0x331/0x6e0
[  369.581436]  addrconf_rs_timer+0x314/0x690
[  369.585671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.589918]  call_timer_fn+0x272/0x920
[  369.593805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.598040]  ? process_timeout+0x40/0x40
[  369.602110]  ? mark_held_locks+0xc7/0x130
[  369.606257]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.610763]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.615270]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.619508]  ? lockdep_hardirqs_on+0x296/0x5b0
[  369.624108]  ? trace_hardirqs_on+0xbd/0x310
[  369.628447]  ? kasan_check_read+0x11/0x20
[  369.632592]  ? __run_timers+0x7da/0xc70
[  369.636583]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.641700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.645977]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.650212]  __run_timers+0x7e5/0xc70
[  369.654024]  ? timer_fixup_init+0x70/0x70
[  369.658177]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  369.663196]  ? zap_class+0x640/0x640
[  369.666918]  ? print_usage_bug+0xc0/0xc0
[  369.670980]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  369.676197]  ? find_held_lock+0x36/0x1c0
[  369.680277]  ? zap_class+0x640/0x640
[  369.683995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.689542]  ? check_preemption_disabled+0x48/0x280
[  369.694566]  ? __lock_is_held+0xb5/0x140
[  369.698628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.704171]  ? check_preemption_disabled+0x48/0x280
[  369.709200]  run_timer_softirq+0x52/0xb0
[  369.713264]  ? rcu_read_lock_sched_held+0x14f/0x180
[  369.718284]  __do_softirq+0x308/0xb7e
[  369.722091]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  369.726593]  ? lock_downgrade+0x900/0x900
[  369.730757]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  369.735865]  ? pvclock_read_flags+0x160/0x160
[  369.740361]  ? lapic_next_event+0x5a/0x90
[  369.744513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.750055]  ? kvm_clock_read+0x18/0x30
[  369.754031]  ? kvm_sched_clock_read+0x9/0x20
[  369.758449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.764004]  ? check_preemption_disabled+0x48/0x280
[  369.769025]  irq_exit+0x17f/0x1c0
[  369.772482]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.777330]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.783213]  ? interrupt_entry+0xb5/0xc0
[  369.787280]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.792298]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.797314]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.802156]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.807180]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.812230]  ? task_prio+0x50/0x50
[  369.815773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.821314]  ? check_preemption_disabled+0x48/0x280
[  369.826334]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.831188]  apic_timer_interrupt+0xf/0x20
[  369.835414]  </IRQ>
[  369.837662] RIP: 0010:check_memory_region+0x117/0x1b0
[  369.842875] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  369.861790] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  369.869495] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  369.876771] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  369.884033] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  369.891315] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  369.898592] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  369.905866]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.911148]  kasan_check_read+0x11/0x20
[  369.915143]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.920280]  ? rcu_softirq_qs+0x20/0x20
[  369.924276]  rcu_is_watching+0x10/0x30
[  369.928161]  page_evictable+0x3c0/0x540
[  369.932139]  ? kswapd_stop+0x100/0x100
[  369.936032]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.941136]  ? perf_trace_sched_process_exec+0x860/0x860
[  369.946602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.952136]  ? check_preemption_disabled+0x48/0x280
[  369.957157]  shrink_active_list+0x869/0x1f00
[  369.961589]  ? mark_held_locks+0xc7/0x130
[  369.965752]  ? shrink_inactive_list+0x1c60/0x1c60
[  369.970591]  ? trace_hardirqs_on+0xbd/0x310
[  369.974917]  ? find_held_lock+0x36/0x1c0
[  369.978977]  ? shrink_inactive_list+0xa4a/0x1c60
[  369.983739]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.989333]  ? zap_class+0x640/0x640
[  369.993042]  ? print_usage_bug+0xc0/0xc0
[  369.997116]  ? __page_frag_cache_drain+0x210/0x210
[  370.002044]  ? print_usage_bug+0xc0/0xc0
[  370.006140]  ? mark_held_locks+0xc7/0x130
[  370.010301]  ? find_held_lock+0x36/0x1c0
[  370.014367]  ? zap_class+0x640/0x640
[  370.018077]  ? mark_held_locks+0xc7/0x130
[  370.022219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.027755]  ? check_preemption_disabled+0x48/0x280
[  370.032775]  ? zap_class+0x640/0x640
[  370.036484]  ? __lock_is_held+0xb5/0x140
[  370.040556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.046105]  ? check_preemption_disabled+0x48/0x280
[  370.051123]  ? __lock_is_held+0xb5/0x140
[  370.055194]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  370.060227]  ? inactive_list_is_low+0x305/0x880
[  370.064939]  ? lruvec_lru_size+0x450/0x450
[  370.069182]  ? kasan_check_read+0x11/0x20
[  370.073354]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  370.078289]  shrink_node_memcg+0x803/0x18f0
[  370.082639]  ? shrink_active_list+0x1f00/0x1f00
[  370.087321]  ? lock_downgrade+0x900/0x900
[  370.091499]  ? check_flush_dependency+0x410/0x410
[  370.096344]  ? kasan_check_read+0x11/0x20
[  370.100501]  ? do_raw_spin_unlock+0xa7/0x330
[  370.104954]  ? ___preempt_schedule+0x16/0x18
[  370.109369]  ? _raw_spin_unlock+0x3f/0x50
[  370.113524]  shrink_node+0x3bc/0x16b0
[  370.117322]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  370.122624]  ? shrink_node_memcg+0x18f0/0x18f0
[  370.127206]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  370.131804]  ? trace_hardirqs_on+0xbd/0x310
[  370.136119]  ? vmpressure+0x271/0x340
[  370.139925]  ? do_raw_spin_trylock+0x270/0x270
[  370.144506]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  370.150037]  ? __cpuset_node_allowed+0x19b/0x660
[  370.154807]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  370.160512]  ? vmpressure+0x1a2/0x340
[  370.164347]  do_try_to_free_pages+0x3e7/0x1290
[  370.168927]  ? zap_class+0x640/0x640
[  370.172653]  ? shrink_node+0x16b0/0x16b0
[  370.176715]  ? __lock_is_held+0xb5/0x140
[  370.180785]  try_to_free_pages+0x4d0/0xb90
[  370.185019]  ? do_try_to_free_pages+0x1290/0x1290
[  370.189865]  ? lock_acquire+0x1ed/0x520
[  370.193837]  ? set_page_refcounted+0x280/0x280
[  370.198423]  ? lock_release+0xa00/0xa00
[  370.202396]  ? _raw_spin_unlock_irq+0x60/0x80
[  370.206886]  ? psi_memstall_enter+0x240/0x2b0
[  370.211420]  ? psi_memstall_tick+0x230/0x230
[  370.215835]  __alloc_pages_slowpath+0xa48/0x2de0
[  370.220628]  ? warn_alloc+0x120/0x120
[  370.224422]  ? mark_held_locks+0x130/0x130
[  370.228653]  ? find_get_entry+0xaae/0x1120
[  370.232914]  ? filemap_map_pages+0x1a20/0x1a20
[  370.237531]  ? zap_class+0x640/0x640
[  370.241244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.246815]  ? check_preemption_disabled+0x48/0x280
[  370.251857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.257427]  ? should_fail+0x22d/0xd01
[  370.261359]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.266480]  ? zap_class+0x640/0x640
[  370.270270]  ? __lock_is_held+0xb5/0x140
[  370.274339]  ? mark_held_locks+0x130/0x130
[  370.278575]  ? lock_release+0xa00/0xa00
[  370.282551]  ? perf_trace_sched_process_exec+0x860/0x860
[  370.288027]  ? xa_load+0x2ba/0x460
[  370.291582]  ? lock_downgrade+0x900/0x900
[  370.295731]  ? __might_sleep+0x95/0x190
[  370.299710]  __alloc_pages_nodemask+0xad8/0xea0
[  370.304381]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  370.309426]  ? __page_cache_alloc+0x191/0x5c0
[  370.313937]  ? xa_load+0x2e1/0x460
[  370.317492]  ? xa_clear_mark+0x40/0x40
[  370.321375]  ? zap_class+0x640/0x640
[  370.325098]  ? zap_class+0x640/0x640
[  370.328811]  ? zap_class+0x640/0x640
[  370.332522]  ? __do_page_cache_readahead+0x663/0x810
[  370.337626]  ? find_held_lock+0x36/0x1c0
[  370.341687]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  370.347233]  alloc_pages_current+0x173/0x350
[  370.351645]  __page_cache_alloc+0x38c/0x5c0
[  370.355973]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.360899]  ? kasan_check_read+0x11/0x20
[  370.365087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.370364]  ? generic_perform_write+0x6a0/0x6a0
[  370.375130]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.380663]  ? check_preemption_disabled+0x48/0x280
[  370.385679]  filemap_fault+0x1595/0x25f0
[  370.389753]  ? __lock_page_or_retry+0xa00/0xa00
[  370.394419]  ? mark_held_locks+0x130/0x130
[  370.398676]  ? filemap_map_pages+0xd6b/0x1a20
[  370.403176]  ? lock_downgrade+0x900/0x900
[  370.407318]  ? check_preemption_disabled+0x48/0x280
[  370.412348]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.417305]  ? kasan_check_read+0x11/0x20
[  370.421477]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.426752]  ? rcu_softirq_qs+0x20/0x20
[  370.430735]  ? filemap_map_pages+0xd92/0x1a20
[  370.435229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.440771]  ? find_get_entries_tag+0x1400/0x1400
[  370.445630]  ? __lock_acquire+0x62f/0x4c20
[  370.449887]  ? lock_acquire+0x1ed/0x520
[  370.453868]  ? ext4_filemap_fault+0x7a/0xad
[  370.458200]  ? lock_release+0xa00/0xa00
[  370.462174]  ? perf_trace_sched_process_exec+0x860/0x860
[  370.467628]  ? print_usage_bug+0xc0/0xc0
[  370.471691]  ? print_usage_bug+0xc0/0xc0
[  370.475759]  ? down_read+0x8d/0x120
[  370.479379]  ? ext4_filemap_fault+0x7a/0xad
[  370.483712]  ? __down_interruptible+0x700/0x700
[  370.488383]  ext4_filemap_fault+0x82/0xad
[  370.492529]  __do_fault+0x100/0x6b0
[  370.496183]  ? pmd_devmap_trans_unstable+0x220/0x220
[  370.501288]  ? mark_held_locks+0x130/0x130
[  370.505524]  ? mark_held_locks+0x130/0x130
[  370.509758]  ? find_held_lock+0x36/0x1c0
[  370.513822]  ? find_held_lock+0x36/0x1c0
[  370.517885]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.523447]  __handle_mm_fault+0x3ea0/0x5be0
[  370.527851]  ? poll_select_copy_remaining+0x18c/0x6a0
[  370.533044]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  370.537901]  ? __might_fault+0x12b/0x1e0
[  370.541969]  ? lock_downgrade+0x900/0x900
[  370.546123]  ? zap_class+0x640/0x640
[  370.549852]  ? zap_class+0x640/0x640
[  370.553580]  ? find_held_lock+0x36/0x1c0
[  370.557648]  ? handle_mm_fault+0x42a/0xc70
[  370.561880]  ? lock_downgrade+0x900/0x900
[  370.566033]  ? check_preemption_disabled+0x48/0x280
[  370.571047]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.575969]  ? kasan_check_read+0x11/0x20
[  370.580113]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.585388]  ? rcu_softirq_qs+0x20/0x20
[  370.589370]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.594487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.600036]  ? check_preemption_disabled+0x48/0x280
[  370.605071]  handle_mm_fault+0x54f/0xc70
[  370.609136]  ? __handle_mm_fault+0x5be0/0x5be0
[  370.613723]  ? find_vma+0x34/0x190
[  370.617270]  __do_page_fault+0x5e8/0xe60
[  370.621327]  ? trace_hardirqs_off+0xb8/0x310
[  370.625739]  do_page_fault+0xf2/0x7e0
[  370.629535]  ? vmalloc_sync_all+0x30/0x30
[  370.633675]  ? error_entry+0x70/0xd0
[  370.637385]  ? trace_hardirqs_off_caller+0xbb/0x310
[  370.642399]  ? trace_hardirqs_on_caller+0xc0/0x310
[  370.647326]  ? syscall_return_slowpath+0x5e0/0x5e0
[  370.652250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.657095]  ? trace_hardirqs_on_caller+0x310/0x310
[  370.662106]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.667551]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  370.672562]  ? prepare_exit_to_usermode+0x291/0x3b0
[  370.677573]  ? page_fault+0x8/0x30
[  370.681115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.685959]  ? page_fault+0x8/0x30
[  370.689514]  page_fault+0x1e/0x30
[  370.692968] RIP: 0033:0x7efe5ebdedd3
[  370.696690] Code: Bad RIP value.
[  370.700048] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  370.705407] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  370.712700] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  370.719981] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  370.727252] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  370.734531] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  370.741817] warn_alloc_show_mem: 1 callbacks suppressed
[  370.741828] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  370.741830] Mem-Info:
[  370.741860] active_anon:51362 inactive_anon:188 isolated_anon:0
[  370.741860]  active_file:14 inactive_file:10 isolated_file:0
[  370.741860]  unevictable:0 dirty:0 writeback:0 unstable:0
[  370.741860]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  370.741860]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  370.741860]  free:13762 free_pcp:570 free_cma:0
[  370.747266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.747274] Call Trace:
[  370.754569] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  370.756966]  <IRQ>
[  370.789829] 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
[  370.799185]  dump_stack+0x244/0x39d
[  370.801744] lowmem_reserve[]: 0 2818 6321 6321
[  370.829180]  ? dump_stack_print_info.cold.1+0x20/0x20
[  370.831308] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  370.857412]  warn_alloc.cold.116+0xb7/0x1bd
[  370.861004] lowmem_reserve[]: 0 0 3503 3503
[  370.865573]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.870734] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  370.898417]  ? lock_downgrade+0x900/0x900
[  370.902726] lowmem_reserve[]: 0 0 0 0
[  370.907040]  ? trace_hardirqs_off+0xb8/0x310
[  370.911850] 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
[  370.940814]  ? trace_hardirqs_off+0xb8/0x310
[  370.944935] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  370.948727]  __alloc_pages_slowpath+0x2651/0x2de0
[  370.953107] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  370.966643]  ? warn_alloc+0x120/0x120
[  370.971012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  370.986295]  ? warn_alloc+0x120/0x120
[  370.991112] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  371.006094]  ? __lock_acquire+0x62f/0x4c20
[  371.009866] 268 total pagecache pages
[  371.018693]  ? warn_alloc+0x120/0x120
[  371.022473] 0 pages in swap cache
[  371.031035]  ? print_usage_bug+0xc0/0xc0
[  371.035245] Swap cache stats: add 0, delete 0, find 0/0
[  371.039032]  ? print_usage_bug+0xc0/0xc0
[  371.042807] Free swap  = 0kB
[  371.046250]  ? mark_held_locks+0x130/0x130
[  371.050295] Total swap = 0kB
[  371.055676]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.059700] 1965979 pages RAM
[  371.062707]  ? should_fail+0x22d/0xd01
[  371.066919] 0 pages HighMem/MovableOnly
[  371.069930]  ? zap_class+0x640/0x640
[  371.075440] 342854 pages reserved
[  371.075448] 0 pages cma reserved
[  371.078599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.082547] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.086435]  ? __lock_acquire+0x62f/0x4c20
[  371.090207] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.093582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.096943] init cpuset=/ mems_allowed=0
[  371.102055]  ? should_fail+0x22d/0xd01
[  371.135901]  ? mark_held_locks+0x130/0x130
[  371.140152]  ? mark_held_locks+0x130/0x130
[  371.144389]  ? lock_downgrade+0x900/0x900
[  371.148542]  ? zap_class+0x640/0x640
[  371.152259]  ? zap_class+0x640/0x640
[  371.156330]  ? zap_class+0x640/0x640
[  371.160052]  ? do_raw_spin_unlock+0xa7/0x330
[  371.164463]  ? trace_hardirqs_on+0x310/0x310
[  371.168875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.174420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.179960]  ? check_preemption_disabled+0x48/0x280
[  371.185003]  ? __lock_is_held+0xb5/0x140
[  371.189102]  __alloc_pages_nodemask+0xad8/0xea0
[  371.193771]  ? zap_class+0x640/0x640
[  371.197522]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  371.202579]  ? find_held_lock+0x36/0x1c0
[  371.206669]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.211359]  ? lock_downgrade+0x900/0x900
[  371.215517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.221062]  cache_grow_begin+0xa5/0x8c0
[  371.225121]  ? do_raw_spin_unlock+0xa7/0x330
[  371.229533]  fallback_alloc+0x204/0x2e0
[  371.233512]  ____cache_alloc_node+0x1c7/0x1e0
[  371.238029]  kmem_cache_alloc_node+0xe3/0x730
[  371.242521]  ? lockdep_hardirqs_on+0x296/0x5b0
[  371.247112]  __alloc_skb+0x119/0x770
[  371.250819]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  371.256185]  ? netdev_alloc_frag+0x1f0/0x1f0
[  371.260596]  ? vprintk_default+0x28/0x30
[  371.264651]  ? vprintk_func+0x85/0x181
[  371.268539]  ? printk+0xa7/0xcf
[  371.271818]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  371.276587]  new_skb+0x26/0x1c0
[  371.279867]  aoecmd_cfg+0x279/0x7f0
[  371.283499]  ? find_held_lock+0x36/0x1c0
[  371.287563]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  371.291917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.297469]  ? __lock_is_held+0xb5/0x140
[  371.301540]  discover_timer+0x50/0x60
[  371.305339]  call_timer_fn+0x272/0x920
[  371.309225]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  371.314071]  ? process_timeout+0x40/0x40
[  371.318140]  ? __run_timers+0x7da/0xc70
[  371.322116]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.326608]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.331106]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  371.335953]  ? lockdep_hardirqs_on+0x296/0x5b0
[  371.340537]  ? trace_hardirqs_on+0xbd/0x310
[  371.344860]  ? kasan_check_read+0x11/0x20
[  371.349006]  ? __run_timers+0x7da/0xc70
[  371.352985]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.358095]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  371.363464]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  371.368307]  __run_timers+0x7e5/0xc70
[  371.372122]  ? timer_fixup_init+0x70/0x70
[  371.376272]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  371.381292]  ? zap_class+0x640/0x640
[  371.385009]  ? enqueue_hrtimer+0x1a5/0x560
[  371.389246]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  371.394443]  ? find_held_lock+0x36/0x1c0
[  371.398514]  ? zap_class+0x640/0x640
[  371.402230]  ? pvclock_read_flags+0x160/0x160
[  371.406731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.412273]  ? check_preemption_disabled+0x48/0x280
[  371.417296]  ? __lock_is_held+0xb5/0x140
[  371.421365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.426901]  ? check_preemption_disabled+0x48/0x280
[  371.431942]  run_timer_softirq+0x52/0xb0
[  371.436007]  ? rcu_read_lock_sched_held+0x14f/0x180
[  371.443368]  __do_softirq+0x308/0xb7e
[  371.447178]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  371.451676]  ? lock_downgrade+0x900/0x900
[  371.455827]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  371.460947]  ? pvclock_read_flags+0x160/0x160
[  371.465449]  ? lapic_next_event+0x5a/0x90
[  371.469598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.475139]  ? kvm_clock_read+0x18/0x30
[  371.479113]  ? kvm_sched_clock_read+0x9/0x20
[  371.483527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.489069]  ? check_preemption_disabled+0x48/0x280
[  371.494096]  irq_exit+0x17f/0x1c0
[  371.497553]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.502393]  ? smp_reschedule_interrupt+0x109/0x650
[  371.507409]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.513297]  ? interrupt_entry+0xb5/0xc0
[  371.517358]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.522375]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.527392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.532235]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.537253]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.542273]  ? task_prio+0x50/0x50
[  371.545814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.551354]  ? check_preemption_disabled+0x48/0x280
[  371.556375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.561227]  apic_timer_interrupt+0xf/0x20
[  371.565458]  </IRQ>
[  371.567703] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  371.572637] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  371.591541] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  371.599249] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  371.606517] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  371.613781] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  371.621049] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  371.628315] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  371.635626]  skb_clone+0x1bb/0x500
[  371.639170]  ? finish_task_switch+0x663/0x910
[  371.643685]  ? skb_split+0x11e0/0x11e0
[  371.647578]  ? preempt_notifier_register+0x200/0x200
[  371.652686]  ? __switch_to_asm+0x34/0x70
[  371.656751]  ? __switch_to_asm+0x34/0x70
[  371.660809]  ? __switch_to_asm+0x40/0x70
[  371.664869]  ? __switch_to_asm+0x34/0x70
[  371.668941]  ? __switch_to_asm+0x40/0x70
[  371.673001]  ? __switch_to_asm+0x34/0x70
[  371.677059]  ? __switch_to_asm+0x40/0x70
[  371.681117]  ? __switch_to_asm+0x34/0x70
[  371.685175]  ? __switch_to_asm+0x34/0x70
[  371.689238]  ? __switch_to_asm+0x40/0x70
[  371.693299]  ? __switch_to_asm+0x34/0x70
[  371.697364]  bpf_clone_redirect+0xb9/0x490
[  371.701604]  ? __schedule+0x8d7/0x21d0
[  371.705498]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  371.710519]  ? __sched_text_start+0x8/0x8
[  371.714672]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  371.719439]  ? find_held_lock+0x36/0x1c0
[  371.723513]  ? lock_acquire+0x1ed/0x520
[  371.727486]  ? bpf_test_run+0x3cb/0x780
[  371.731462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.737002]  ? check_preemption_disabled+0x48/0x280
[  371.742029]  ? kasan_check_read+0x11/0x20
[  371.746178]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.751470]  ? rcu_softirq_qs+0x20/0x20
[  371.755445]  ? preempt_schedule+0x4d/0x60
[  371.759590]  ? ___preempt_schedule+0x16/0x18
[  371.764049]  ? bpf_test_run+0x25d/0x780
[  371.768077]  ? netlink_diag_dump+0x2a0/0x2a0
[  371.772490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.778045]  ? bpf_test_init.isra.10+0x70/0x100
[  371.782717]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  371.787483]  ? bpf_test_finish.isra.9+0x260/0x260
[  371.792336]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  371.797875]  ? fput+0x130/0x1a0
[  371.801166]  ? __bpf_prog_get+0x9b/0x290
[  371.805227]  ? bpf_test_finish.isra.9+0x260/0x260
[  371.810063]  ? bpf_prog_test_run+0x130/0x1a0
[  371.814469]  ? __x64_sys_bpf+0x3db/0x520
[  371.818536]  ? bpf_prog_get+0x20/0x20
[  371.822354]  ? do_syscall_64+0x1b9/0x820
[  371.826414]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  371.831775]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.836706]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.841718]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.846731]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  371.853393]  ? __switch_to_asm+0x40/0x70
[  371.857458]  ? __switch_to_asm+0x34/0x70
[  371.861545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.866389]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  371.871809] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  371.871887] aoe: skb alloc failure
[  371.878051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.878059] Call Trace:
[  371.881660] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.890938]  <IRQ>
[  371.893520] syz-executor2 cpuset=syz2 mems_allowed=0
[  371.904010]  dump_stack+0x244/0x39d
[  371.914853]  ? dump_stack_print_info.cold.1+0x20/0x20
[  371.920053]  warn_alloc.cold.116+0xb7/0x1bd
[  371.924371]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.929213]  ? lock_downgrade+0x900/0x900
[  371.933371]  ? trace_hardirqs_off+0xb8/0x310
[  371.937780]  ? trace_hardirqs_off+0xb8/0x310
[  371.942195]  __alloc_pages_slowpath+0x2651/0x2de0
[  371.947069]  ? warn_alloc+0x120/0x120
[  371.950888]  ? print_usage_bug+0xc0/0xc0
[  371.954955]  ? warn_alloc+0x120/0x120
[  371.958758]  ? warn_alloc+0x120/0x120
[  371.962555]  ? print_usage_bug+0xc0/0xc0
[  371.966612]  ? kvm_clock_read+0x18/0x30
[  371.970589]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  371.975620]  ? print_usage_bug+0xc0/0xc0
[  371.979711]  ? __lock_acquire+0x62f/0x4c20
[  371.983947]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.989744]  ? should_fail+0x22d/0xd01
[  371.993627]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.998912]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.004021]  ? __lock_acquire+0x62f/0x4c20
[  372.008276]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.013374]  ? __lock_acquire+0x62f/0x4c20
[  372.017600]  ? should_fail+0x22d/0xd01
[  372.021483]  ? rcu_irq_exit+0x1a2/0x390
[  372.025483]  ? mark_held_locks+0x130/0x130
[  372.029723]  ? mark_held_locks+0x130/0x130
[  372.033963]  ? mark_held_locks+0xc7/0x130
[  372.038106]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  372.043132]  ? zap_class+0x640/0x640
[  372.046861]  ? print_usage_bug+0xc0/0xc0
[  372.050931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.056464]  ? check_preemption_disabled+0x48/0x280
[  372.061486]  ? __lock_is_held+0xb5/0x140
[  372.065555]  __alloc_pages_nodemask+0xad8/0xea0
[  372.070221]  ? zap_class+0x640/0x640
[  372.073975]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  372.079019]  ? find_held_lock+0x36/0x1c0
[  372.083092]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.087760]  ? lock_downgrade+0x900/0x900
[  372.091919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.097461]  cache_grow_begin+0xa5/0x8c0
[  372.101536]  ? do_raw_spin_unlock+0xa7/0x330
[  372.105949]  fallback_alloc+0x204/0x2e0
[  372.109964]  ____cache_alloc_node+0x1c7/0x1e0
[  372.114479]  kmem_cache_alloc_node+0xe3/0x730
[  372.118992]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.123238]  __alloc_skb+0x119/0x770
[  372.126962]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.132245]  ? netdev_alloc_frag+0x1f0/0x1f0
[  372.136651]  ? lock_downgrade+0x900/0x900
[  372.140819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.146357]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.151822]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.157273]  ? addrconf_rs_timer+0x690/0x690
[  372.161685]  ndisc_alloc_skb+0x144/0x340
[  372.165744]  ndisc_send_rs+0x331/0x6e0
[  372.169633]  addrconf_rs_timer+0x314/0x690
[  372.173883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.178141]  call_timer_fn+0x272/0x920
[  372.182042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.186267]  ? process_timeout+0x40/0x40
[  372.190345]  ? mark_held_locks+0xc7/0x130
[  372.194486]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.198974]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.203460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.207690]  ? lockdep_hardirqs_on+0x296/0x5b0
[  372.212374]  ? trace_hardirqs_on+0xbd/0x310
[  372.216688]  ? kasan_check_read+0x11/0x20
[  372.220827]  ? __run_timers+0x7da/0xc70
[  372.224796]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.229898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.234139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.238381]  __run_timers+0x7e5/0xc70
[  372.242208]  ? timer_fixup_init+0x70/0x70
[  372.246360]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  372.251375]  ? zap_class+0x640/0x640
[  372.255092]  ? print_usage_bug+0xc0/0xc0
[  372.259155]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  372.264352]  ? find_held_lock+0x36/0x1c0
[  372.268430]  ? zap_class+0x640/0x640
[  372.272179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.277716]  ? check_preemption_disabled+0x48/0x280
[  372.282740]  ? __lock_is_held+0xb5/0x140
[  372.286804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.292356]  ? check_preemption_disabled+0x48/0x280
[  372.297375]  run_timer_softirq+0x52/0xb0
[  372.301453]  ? rcu_read_lock_sched_held+0x14f/0x180
[  372.306479]  __do_softirq+0x308/0xb7e
[  372.310278]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  372.314781]  ? lock_downgrade+0x900/0x900
[  372.318932]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  372.324057]  ? pvclock_read_flags+0x160/0x160
[  372.328554]  ? lapic_next_event+0x5a/0x90
[  372.332698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.338241]  ? kvm_clock_read+0x18/0x30
[  372.342210]  ? kvm_sched_clock_read+0x9/0x20
[  372.346620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.352155]  ? check_preemption_disabled+0x48/0x280
[  372.357182]  irq_exit+0x17f/0x1c0
[  372.360632]  smp_apic_timer_interrupt+0x1cb/0x760
[  372.365489]  ? smp_call_function_single_interrupt+0x650/0x650
[  372.371368]  ? interrupt_entry+0xb5/0xc0
[  372.375426]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.380436]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.385459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.390296]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.395302]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.400325]  ? task_prio+0x50/0x50
[  372.403866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.409396]  ? check_preemption_disabled+0x48/0x280
[  372.414413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.419261]  apic_timer_interrupt+0xf/0x20
[  372.423497]  </IRQ>
[  372.425765] RIP: 0010:check_memory_region+0x117/0x1b0
[  372.430950] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  372.449847] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  372.457547] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  372.464808] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  372.472074] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  372.479337] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  372.486601] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  372.493874]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.499169]  kasan_check_read+0x11/0x20
[  372.503143]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.508260]  ? rcu_softirq_qs+0x20/0x20
[  372.512276]  rcu_is_watching+0x10/0x30
[  372.516178]  page_evictable+0x3c0/0x540
[  372.520175]  ? kswapd_stop+0x100/0x100
[  372.524063]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.529173]  ? perf_trace_sched_process_exec+0x860/0x860
[  372.534626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.540171]  ? check_preemption_disabled+0x48/0x280
[  372.545194]  shrink_active_list+0x869/0x1f00
[  372.549608]  ? mark_held_locks+0xc7/0x130
[  372.553762]  ? shrink_inactive_list+0x1c60/0x1c60
[  372.558602]  ? trace_hardirqs_on+0xbd/0x310
[  372.562937]  ? find_held_lock+0x36/0x1c0
[  372.566997]  ? shrink_inactive_list+0xa4a/0x1c60
[  372.571769]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.576872]  ? zap_class+0x640/0x640
[  372.580607]  ? print_usage_bug+0xc0/0xc0
[  372.584697]  ? __page_frag_cache_drain+0x210/0x210
[  372.589640]  ? print_usage_bug+0xc0/0xc0
[  372.593704]  ? mark_held_locks+0xc7/0x130
[  372.597856]  ? find_held_lock+0x36/0x1c0
[  372.601941]  ? zap_class+0x640/0x640
[  372.605652]  ? mark_held_locks+0xc7/0x130
[  372.609801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.615340]  ? check_preemption_disabled+0x48/0x280
[  372.620366]  ? zap_class+0x640/0x640
[  372.624080]  ? __lock_is_held+0xb5/0x140
[  372.628142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.633694]  ? check_preemption_disabled+0x48/0x280
[  372.638760]  ? __lock_is_held+0xb5/0x140
[  372.642841]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  372.647857]  ? inactive_list_is_low+0x305/0x880
[  372.652563]  ? lruvec_lru_size+0x450/0x450
[  372.656799]  ? kasan_check_read+0x11/0x20
[  372.660956]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  372.665894]  shrink_node_memcg+0x803/0x18f0
[  372.670236]  ? shrink_active_list+0x1f00/0x1f00
[  372.674922]  ? lock_downgrade+0x900/0x900
[  372.679071]  ? check_flush_dependency+0x410/0x410
[  372.683927]  ? kasan_check_read+0x11/0x20
[  372.688073]  ? do_raw_spin_unlock+0xa7/0x330
[  372.692487]  ? ___preempt_schedule+0x16/0x18
[  372.696898]  ? _raw_spin_unlock+0x3f/0x50
[  372.701064]  shrink_node+0x3bc/0x16b0
[  372.704864]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  372.710175]  ? shrink_node_memcg+0x18f0/0x18f0
[  372.714758]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  372.719345]  ? trace_hardirqs_on+0xbd/0x310
[  372.723682]  ? vmpressure+0x271/0x340
[  372.727491]  ? do_raw_spin_trylock+0x270/0x270
[  372.732077]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  372.737611]  ? __cpuset_node_allowed+0x19b/0x660
[  372.742366]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  372.748094]  ? vmpressure+0x1a2/0x340
[  372.751929]  do_try_to_free_pages+0x3e7/0x1290
[  372.756512]  ? zap_class+0x640/0x640
[  372.760257]  ? shrink_node+0x16b0/0x16b0
[  372.764318]  ? __lock_is_held+0xb5/0x140
[  372.768390]  try_to_free_pages+0x4d0/0xb90
[  372.772639]  ? do_try_to_free_pages+0x1290/0x1290
[  372.777510]  ? lock_acquire+0x1ed/0x520
[  372.781485]  ? set_page_refcounted+0x280/0x280
[  372.786075]  ? lock_release+0xa00/0xa00
[  372.790053]  ? _raw_spin_unlock_irq+0x60/0x80
[  372.794548]  ? psi_memstall_enter+0x240/0x2b0
[  372.799061]  ? psi_memstall_tick+0x230/0x230
[  372.803495]  __alloc_pages_slowpath+0xa48/0x2de0
[  372.808280]  ? warn_alloc+0x120/0x120
[  372.812083]  ? mark_held_locks+0x130/0x130
[  372.816322]  ? find_get_entry+0xaae/0x1120
[  372.820567]  ? filemap_map_pages+0x1a20/0x1a20
[  372.825151]  ? zap_class+0x640/0x640
[  372.828903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.834481]  ? check_preemption_disabled+0x48/0x280
[  372.839507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.845035]  ? should_fail+0x22d/0xd01
[  372.848923]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.854038]  ? zap_class+0x640/0x640
[  372.857772]  ? __lock_is_held+0xb5/0x140
[  372.861837]  ? mark_held_locks+0x130/0x130
[  372.866075]  ? lock_release+0xa00/0xa00
[  372.870048]  ? perf_trace_sched_process_exec+0x860/0x860
[  372.875513]  ? xa_load+0x2ba/0x460
[  372.879057]  ? lock_downgrade+0x900/0x900
[  372.883223]  ? __might_sleep+0x95/0x190
[  372.887206]  __alloc_pages_nodemask+0xad8/0xea0
[  372.891895]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  372.896928]  ? __page_cache_alloc+0x191/0x5c0
[  372.901422]  ? xa_load+0x2e1/0x460
[  372.904965]  ? xa_clear_mark+0x40/0x40
[  372.908850]  ? zap_class+0x640/0x640
[  372.912568]  ? zap_class+0x640/0x640
[  372.916294]  ? zap_class+0x640/0x640
[  372.920009]  ? __do_page_cache_readahead+0x663/0x810
[  372.925113]  ? find_held_lock+0x36/0x1c0
[  372.929186]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  372.934729]  alloc_pages_current+0x173/0x350
[  372.939144]  __page_cache_alloc+0x38c/0x5c0
[  372.943481]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  372.948425]  ? kasan_check_read+0x11/0x20
[  372.952575]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.957871]  ? generic_perform_write+0x6a0/0x6a0
[  372.962632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.968176]  ? check_preemption_disabled+0x48/0x280
[  372.973205]  filemap_fault+0x1595/0x25f0
[  372.977293]  ? __lock_page_or_retry+0xa00/0xa00
[  372.981966]  ? mark_held_locks+0x130/0x130
[  372.986212]  ? filemap_map_pages+0xd6b/0x1a20
[  372.990706]  ? lock_downgrade+0x900/0x900
[  372.994868]  ? check_preemption_disabled+0x48/0x280
[  372.999885]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.004820]  ? kasan_check_read+0x11/0x20
[  373.008964]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.014281]  ? rcu_softirq_qs+0x20/0x20
[  373.018282]  ? filemap_map_pages+0xd92/0x1a20
[  373.022778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.028321]  ? find_get_entries_tag+0x1400/0x1400
[  373.033173]  ? __lock_acquire+0x62f/0x4c20
[  373.037448]  ? lock_acquire+0x1ed/0x520
[  373.041453]  ? ext4_filemap_fault+0x7a/0xad
[  373.045813]  ? lock_release+0xa00/0xa00
[  373.049799]  ? perf_trace_sched_process_exec+0x860/0x860
[  373.055254]  ? print_usage_bug+0xc0/0xc0
[  373.059329]  ? print_usage_bug+0xc0/0xc0
[  373.063427]  ? down_read+0x8d/0x120
[  373.067046]  ? ext4_filemap_fault+0x7a/0xad
[  373.071382]  ? __down_interruptible+0x700/0x700
[  373.076074]  ext4_filemap_fault+0x82/0xad
[  373.080221]  __do_fault+0x100/0x6b0
[  373.083851]  ? pmd_devmap_trans_unstable+0x220/0x220
[  373.088981]  ? mark_held_locks+0x130/0x130
[  373.093217]  ? mark_held_locks+0x130/0x130
[  373.097445]  ? find_held_lock+0x36/0x1c0
[  373.101541]  ? find_held_lock+0x36/0x1c0
[  373.105602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.111143]  __handle_mm_fault+0x3ea0/0x5be0
[  373.115559]  ? poll_select_copy_remaining+0x18c/0x6a0
[  373.120892]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  373.125748]  ? __might_fault+0x12b/0x1e0
[  373.129825]  ? lock_downgrade+0x900/0x900
[  373.133982]  ? zap_class+0x640/0x640
[  373.137692]  ? zap_class+0x640/0x640
[  373.141456]  ? find_held_lock+0x36/0x1c0
[  373.145550]  ? handle_mm_fault+0x42a/0xc70
[  373.149788]  ? lock_downgrade+0x900/0x900
[  373.153944]  ? check_preemption_disabled+0x48/0x280
[  373.158967]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.163923]  ? kasan_check_read+0x11/0x20
[  373.168107]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.173409]  ? rcu_softirq_qs+0x20/0x20
[  373.177411]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.182517]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.188083]  ? check_preemption_disabled+0x48/0x280
[  373.193138]  handle_mm_fault+0x54f/0xc70
[  373.197221]  ? __handle_mm_fault+0x5be0/0x5be0
[  373.201811]  ? find_vma+0x34/0x190
[  373.205357]  __do_page_fault+0x5e8/0xe60
[  373.209415]  ? trace_hardirqs_off+0xb8/0x310
[  373.213836]  do_page_fault+0xf2/0x7e0
[  373.217643]  ? vmalloc_sync_all+0x30/0x30
[  373.221792]  ? error_entry+0x70/0xd0
[  373.225509]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.230555]  ? trace_hardirqs_on_caller+0xc0/0x310
[  373.235481]  ? syscall_return_slowpath+0x5e0/0x5e0
[  373.240408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.245257]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.250271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.255720]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  373.260738]  ? prepare_exit_to_usermode+0x291/0x3b0
[  373.265767]  ? page_fault+0x8/0x30
[  373.269331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.274181]  ? page_fault+0x8/0x30
[  373.277721]  page_fault+0x1e/0x30
[  373.281192] RIP: 0033:0x7efe5ebdedd3
[  373.284959] Code: Bad RIP value.
[  373.288316] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  373.293679] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  373.300947] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  373.308214] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  373.315478] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  373.322741] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  373.330035] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  373.330040] warn_alloc_show_mem: 1 callbacks suppressed
[  373.330047] Mem-Info:
[  373.337316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.342681] active_anon:51362 inactive_anon:188 isolated_anon:0
[  373.342681]  active_file:14 inactive_file:10 isolated_file:0
[  373.342681]  unevictable:0 dirty:0 writeback:0 unstable:0
[  373.342681]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  373.342681]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  373.342681]  free:13762 free_pcp:570 free_cma:0
[  373.345060] Call Trace:
[  373.354448] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  373.387288]  <IRQ>
[  373.389856] 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
[  373.417259]  dump_stack+0x244/0x39d
[  373.419382] lowmem_reserve[]: 0 2818 6321 6321
[  373.445485]  ? dump_stack_print_info.cold.1+0x20/0x20
[  373.449085] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  373.453674]  warn_alloc.cold.116+0xb7/0x1bd
[  373.458837] lowmem_reserve[]: 0 0 3503 3503
[  373.486502]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  373.490810] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  373.495121]  ? lock_downgrade+0x900/0x900
[  373.499937] lowmem_reserve[]: 0 0 0 0
[  373.528913]  ? trace_hardirqs_off+0xb8/0x310
[  373.533033] 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
[  373.536826]  ? trace_hardirqs_off+0xb8/0x310
[  373.541207] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  373.554724]  __alloc_pages_slowpath+0x2651/0x2de0
[  373.559105] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  373.574405]  ? warn_alloc+0x120/0x120
[  373.579209] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  373.594196]  ? warn_alloc+0x120/0x120
[  373.597974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  373.606794]  ? warn_alloc+0x120/0x120
[  373.610571] 268 total pagecache pages
[  373.619139]  ? print_usage_bug+0xc0/0xc0
[  373.622932] 0 pages in swap cache
[  373.626720]  ? print_usage_bug+0xc0/0xc0
[  373.630757] Swap cache stats: add 0, delete 0, find 0/0
[  373.634203]  ? ktime_get+0x2c1/0x400
[  373.638245] Free swap  = 0kB
[  373.643598]  ? check_preemption_disabled+0x48/0x280
[  373.647289] Total swap = 0kB
[  373.650299]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  373.655288] 1965979 pages RAM
[  373.658345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.662817] 0 pages HighMem/MovableOnly
[  373.665923]  ? should_fail+0x22d/0xd01
[  373.671430] 342854 pages reserved
[  373.675409]  ? kasan_check_read+0x11/0x20
[  373.679270] 0 pages cma reserved
[  373.682713]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.686893] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.690185]  ? __lock_acquire+0x62f/0x4c20
[  373.690203]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.690219]  ? should_fail+0x22d/0xd01
[  373.695376] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.701847]  ? print_usage_bug+0xc0/0xc0
[  373.706055] init cpuset=/ mems_allowed=0
[  373.711157]  ? mark_held_locks+0x130/0x130
[  373.737019]  ? mark_held_locks+0x130/0x130
[  373.741251]  ? check_preemption_disabled+0x48/0x280
[  373.746273]  ? zap_class+0x640/0x640
[  373.749993]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  373.754751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.760288]  ? check_preemption_disabled+0x48/0x280
[  373.765306]  ? __lock_is_held+0xb5/0x140
[  373.769382]  __alloc_pages_nodemask+0xad8/0xea0
[  373.774046]  ? zap_class+0x640/0x640
[  373.777759]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  373.782784]  ? find_held_lock+0x36/0x1c0
[  373.786850]  ? ____cache_alloc_node+0x1c7/0x1e0
[  373.791534]  ? lock_downgrade+0x900/0x900
[  373.795691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.801229]  cache_grow_begin+0xa5/0x8c0
[  373.805318]  ? do_raw_spin_unlock+0xa7/0x330
[  373.809730]  fallback_alloc+0x204/0x2e0
[  373.813740]  ____cache_alloc_node+0x1c7/0x1e0
[  373.818238]  kmem_cache_alloc_node+0xe3/0x730
[  373.822735]  ? lockdep_hardirqs_on+0x296/0x5b0
[  373.827330]  __alloc_skb+0x119/0x770
[  373.831043]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  373.836411]  ? netdev_alloc_frag+0x1f0/0x1f0
[  373.840827]  ? vprintk_default+0x28/0x30
[  373.844884]  ? vprintk_func+0x85/0x181
[  373.848773]  ? printk+0xa7/0xcf
[  373.852050]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  373.856847]  new_skb+0x26/0x1c0
[  373.860125]  aoecmd_cfg+0x279/0x7f0
[  373.863756]  ? find_held_lock+0x36/0x1c0
[  373.867851]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  373.872181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.877728]  ? __lock_is_held+0xb5/0x140
[  373.881795]  discover_timer+0x50/0x60
[  373.885590]  call_timer_fn+0x272/0x920
[  373.889472]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  373.894310]  ? process_timeout+0x40/0x40
[  373.898373]  ? __run_timers+0x7da/0xc70
[  373.902361]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.906853]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.911345]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  373.916185]  ? lockdep_hardirqs_on+0x296/0x5b0
[  373.920796]  ? trace_hardirqs_on+0xbd/0x310
[  373.925110]  ? kasan_check_read+0x11/0x20
[  373.929256]  ? __run_timers+0x7da/0xc70
[  373.933229]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.938333]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  373.943735]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  373.948571]  __run_timers+0x7e5/0xc70
[  373.952382]  ? timer_fixup_init+0x70/0x70
[  373.956532]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  373.961546]  ? zap_class+0x640/0x640
[  373.965274]  ? enqueue_hrtimer+0x1a5/0x560
[  373.969509]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  373.974755]  ? find_held_lock+0x36/0x1c0
[  373.978818]  ? zap_class+0x640/0x640
[  373.982536]  ? pvclock_read_flags+0x160/0x160
[  373.987150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.992702]  ? check_preemption_disabled+0x48/0x280
[  373.997741]  ? __lock_is_held+0xb5/0x140
[  374.001820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.007356]  ? check_preemption_disabled+0x48/0x280
[  374.012369]  run_timer_softirq+0x52/0xb0
[  374.016426]  ? rcu_read_lock_sched_held+0x14f/0x180
[  374.021434]  __do_softirq+0x308/0xb7e
[  374.025233]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  374.029719]  ? lock_downgrade+0x900/0x900
[  374.033862]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  374.038988]  ? pvclock_read_flags+0x160/0x160
[  374.043498]  ? lapic_next_event+0x5a/0x90
[  374.047643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.053181]  ? kvm_clock_read+0x18/0x30
[  374.057149]  ? kvm_sched_clock_read+0x9/0x20
[  374.061569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.067102]  ? check_preemption_disabled+0x48/0x280
[  374.072152]  irq_exit+0x17f/0x1c0
[  374.075603]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.080475]  ? smp_reschedule_interrupt+0x109/0x650
[  374.085510]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.091395]  ? interrupt_entry+0xb5/0xc0
[  374.095459]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.100475]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.105494]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.110335]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.115349]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.120366]  ? task_prio+0x50/0x50
[  374.123914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.129457]  ? check_preemption_disabled+0x48/0x280
[  374.134481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.139336]  apic_timer_interrupt+0xf/0x20
[  374.143561]  </IRQ>
[  374.145815] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  374.150743] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  374.169636] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  374.177341] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  374.184602] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  374.191899] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  374.199187] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  374.206451] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  374.213743]  skb_clone+0x1bb/0x500
[  374.217279]  ? finish_task_switch+0x663/0x910
[  374.221771]  ? skb_split+0x11e0/0x11e0
[  374.225657]  ? preempt_notifier_register+0x200/0x200
[  374.230761]  ? __switch_to_asm+0x34/0x70
[  374.234817]  ? __switch_to_asm+0x34/0x70
[  374.238870]  ? __switch_to_asm+0x40/0x70
[  374.242935]  ? __switch_to_asm+0x34/0x70
[  374.246993]  ? __switch_to_asm+0x40/0x70
[  374.251064]  ? __switch_to_asm+0x34/0x70
[  374.255120]  ? __switch_to_asm+0x40/0x70
[  374.259174]  ? __switch_to_asm+0x34/0x70
[  374.263235]  ? __switch_to_asm+0x34/0x70
[  374.267310]  ? __switch_to_asm+0x40/0x70
[  374.271365]  ? __switch_to_asm+0x34/0x70
[  374.275443]  bpf_clone_redirect+0xb9/0x490
[  374.279724]  ? __schedule+0x8d7/0x21d0
[  374.283649]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  374.288675]  ? __sched_text_start+0x8/0x8
[  374.292825]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  374.297592]  ? find_held_lock+0x36/0x1c0
[  374.301661]  ? lock_acquire+0x1ed/0x520
[  374.305638]  ? bpf_test_run+0x3cb/0x780
[  374.309618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.315169]  ? check_preemption_disabled+0x48/0x280
[  374.320218]  ? kasan_check_read+0x11/0x20
[  374.324363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.329649]  ? rcu_softirq_qs+0x20/0x20
[  374.333629]  ? preempt_schedule+0x4d/0x60
[  374.337775]  ? ___preempt_schedule+0x16/0x18
[  374.342187]  ? bpf_test_run+0x25d/0x780
[  374.346204]  ? netlink_diag_dump+0x2a0/0x2a0
[  374.350614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.356148]  ? bpf_test_init.isra.10+0x70/0x100
[  374.360836]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  374.365603]  ? bpf_test_finish.isra.9+0x260/0x260
[  374.370444]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  374.375996]  ? fput+0x130/0x1a0
[  374.379283]  ? __bpf_prog_get+0x9b/0x290
[  374.383345]  ? bpf_test_finish.isra.9+0x260/0x260
[  374.388188]  ? bpf_prog_test_run+0x130/0x1a0
[  374.392597]  ? __x64_sys_bpf+0x3db/0x520
[  374.396658]  ? bpf_prog_get+0x20/0x20
[  374.400482]  ? do_syscall_64+0x1b9/0x820
[  374.404541]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  374.409930]  ? syscall_return_slowpath+0x5e0/0x5e0
[  374.414863]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.419878]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  374.424902]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  374.431599]  ? __switch_to_asm+0x40/0x70
[  374.435654]  ? __switch_to_asm+0x34/0x70
[  374.439719]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.444585]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  374.449964] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  374.450026] aoe: skb alloc failure
[  374.456193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.456201] Call Trace:
[  374.459749] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.469060]  <IRQ>
[  374.471631] syz-executor2 cpuset=syz2 mems_allowed=0
[  374.482105]  dump_stack+0x244/0x39d
[  374.492961]  ? dump_stack_print_info.cold.1+0x20/0x20
[  374.498161]  warn_alloc.cold.116+0xb7/0x1bd
[  374.502495]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.507343]  ? lock_downgrade+0x900/0x900
[  374.511500]  ? trace_hardirqs_off+0xb8/0x310
[  374.515922]  ? trace_hardirqs_off+0xb8/0x310
[  374.520338]  __alloc_pages_slowpath+0x2651/0x2de0
[  374.525224]  ? warn_alloc+0x120/0x120
[  374.529040]  ? print_usage_bug+0xc0/0xc0
[  374.533104]  ? warn_alloc+0x120/0x120
[  374.536919]  ? warn_alloc+0x120/0x120
[  374.540723]  ? print_usage_bug+0xc0/0xc0
[  374.544786]  ? print_usage_bug+0xc0/0xc0
[  374.548862]  ? __lock_acquire+0x62f/0x4c20
[  374.553104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.558637]  ? should_fail+0x22d/0xd01
[  374.562529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.567644]  ? __lock_acquire+0x62f/0x4c20
[  374.571883]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.576995]  ? __lock_acquire+0x62f/0x4c20
[  374.581227]  ? should_fail+0x22d/0xd01
[  374.585114]  ? find_held_lock+0x36/0x1c0
[  374.589192]  ? mark_held_locks+0x130/0x130
[  374.593445]  ? mark_held_locks+0x130/0x130
[  374.597677]  ? zap_class+0x640/0x640
[  374.601392]  ? zap_class+0x640/0x640
[  374.605120]  ? print_usage_bug+0xc0/0xc0
[  374.609185]  ? do_raw_spin_unlock+0xa7/0x330
[  374.613591]  ? zap_class+0x640/0x640
[  374.617306]  ? print_usage_bug+0xc0/0xc0
[  374.621363]  ? wq_watchdog_touch+0x9c/0xfe
[  374.625612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.631149]  ? check_preemption_disabled+0x48/0x280
[  374.636184]  ? __lock_is_held+0xb5/0x140
[  374.640307]  __alloc_pages_nodemask+0xad8/0xea0
[  374.645023]  ? zap_class+0x640/0x640
[  374.648748]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  374.653777]  ? find_held_lock+0x36/0x1c0
[  374.657862]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.662529]  ? lock_downgrade+0x900/0x900
[  374.666678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.672224]  cache_grow_begin+0xa5/0x8c0
[  374.676282]  ? do_raw_spin_unlock+0xa7/0x330
[  374.680707]  fallback_alloc+0x204/0x2e0
[  374.684686]  ____cache_alloc_node+0x1c7/0x1e0
[  374.689186]  kmem_cache_alloc_node+0xe3/0x730
[  374.693683]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.697935]  __alloc_skb+0x119/0x770
[  374.701650]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.706936]  ? netdev_alloc_frag+0x1f0/0x1f0
[  374.711349]  ? lock_downgrade+0x900/0x900
[  374.715504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.721038]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.726490]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.731961]  ? addrconf_rs_timer+0x690/0x690
[  374.736381]  ndisc_alloc_skb+0x144/0x340
[  374.740471]  ndisc_send_rs+0x331/0x6e0
[  374.744361]  addrconf_rs_timer+0x314/0x690
[  374.748620]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.752862]  call_timer_fn+0x272/0x920
[  374.756789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.761023]  ? process_timeout+0x40/0x40
[  374.765093]  ? mark_held_locks+0xc7/0x130
[  374.769240]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.773732]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.778244]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.782492]  ? lockdep_hardirqs_on+0x296/0x5b0
[  374.787078]  ? trace_hardirqs_on+0xbd/0x310
[  374.791400]  ? kasan_check_read+0x11/0x20
[  374.795551]  ? __run_timers+0x7da/0xc70
[  374.799528]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.804633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.808871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.813118]  __run_timers+0x7e5/0xc70
[  374.816950]  ? timer_fixup_init+0x70/0x70
[  374.821130]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.826145]  ? zap_class+0x640/0x640
[  374.829866]  ? print_usage_bug+0xc0/0xc0
[  374.833968]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.839166]  ? find_held_lock+0x36/0x1c0
[  374.843235]  ? zap_class+0x640/0x640
[  374.846948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.852479]  ? check_preemption_disabled+0x48/0x280
[  374.857514]  ? __lock_is_held+0xb5/0x140
[  374.861576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.867114]  ? check_preemption_disabled+0x48/0x280
[  374.872135]  run_timer_softirq+0x52/0xb0
[  374.876199]  ? rcu_read_lock_sched_held+0x14f/0x180
[  374.881228]  __do_softirq+0x308/0xb7e
[  374.885028]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  374.889520]  ? lock_downgrade+0x900/0x900
[  374.893670]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  374.898776]  ? pvclock_read_flags+0x160/0x160
[  374.903297]  ? lapic_next_event+0x5a/0x90
[  374.907452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.912993]  ? kvm_clock_read+0x18/0x30
[  374.916968]  ? kvm_sched_clock_read+0x9/0x20
[  374.921405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.926946]  ? check_preemption_disabled+0x48/0x280
[  374.931970]  irq_exit+0x17f/0x1c0
[  374.935422]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.940263]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.946143]  ? interrupt_entry+0xb5/0xc0
[  374.950222]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.955233]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.960248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.965086]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.970097]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.975106]  ? task_prio+0x50/0x50
[  374.978640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.984177]  ? check_preemption_disabled+0x48/0x280
[  374.989221]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.994080]  apic_timer_interrupt+0xf/0x20
[  374.998308]  </IRQ>
[  375.000557] RIP: 0010:check_memory_region+0x117/0x1b0
[  375.005752] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  375.024664] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  375.032366] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  375.039631] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  375.046897] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  375.054174] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  375.061433] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  375.068724]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.074013]  kasan_check_read+0x11/0x20
[  375.077986]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.083090]  ? rcu_softirq_qs+0x20/0x20
[  375.087072]  rcu_is_watching+0x10/0x30
[  375.090960]  page_evictable+0x3c0/0x540
[  375.094938]  ? kswapd_stop+0x100/0x100
[  375.098825]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.103930]  ? perf_trace_sched_process_exec+0x860/0x860
[  375.109402]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.114945]  ? check_preemption_disabled+0x48/0x280
[  375.120159]  shrink_active_list+0x869/0x1f00
[  375.124577]  ? mark_held_locks+0xc7/0x130
[  375.128729]  ? shrink_inactive_list+0x1c60/0x1c60
[  375.133566]  ? trace_hardirqs_on+0xbd/0x310
[  375.137887]  ? find_held_lock+0x36/0x1c0
[  375.141951]  ? shrink_inactive_list+0xa4a/0x1c60
[  375.146706]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.151804]  ? zap_class+0x640/0x640
[  375.155511]  ? print_usage_bug+0xc0/0xc0
[  375.159595]  ? __page_frag_cache_drain+0x210/0x210
[  375.164517]  ? print_usage_bug+0xc0/0xc0
[  375.168582]  ? mark_held_locks+0xc7/0x130
[  375.172733]  ? find_held_lock+0x36/0x1c0
[  375.176789]  ? zap_class+0x640/0x640
[  375.180500]  ? mark_held_locks+0xc7/0x130
[  375.184658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.190205]  ? check_preemption_disabled+0x48/0x280
[  375.195234]  ? zap_class+0x640/0x640
[  375.198944]  ? __lock_is_held+0xb5/0x140
[  375.203003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.208551]  ? check_preemption_disabled+0x48/0x280
[  375.213584]  ? __lock_is_held+0xb5/0x140
[  375.217651]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  375.222660]  ? inactive_list_is_low+0x305/0x880
[  375.227333]  ? lruvec_lru_size+0x450/0x450
[  375.231567]  ? kasan_check_read+0x11/0x20
[  375.235721]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  375.240675]  shrink_node_memcg+0x803/0x18f0
[  375.245028]  ? shrink_active_list+0x1f00/0x1f00
[  375.249718]  ? lock_downgrade+0x900/0x900
[  375.253865]  ? check_flush_dependency+0x410/0x410
[  375.258714]  ? kasan_check_read+0x11/0x20
[  375.262856]  ? do_raw_spin_unlock+0xa7/0x330
[  375.267270]  ? ___preempt_schedule+0x16/0x18
[  375.271684]  ? _raw_spin_unlock+0x3f/0x50
[  375.275834]  shrink_node+0x3bc/0x16b0
[  375.279637]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  375.284944]  ? shrink_node_memcg+0x18f0/0x18f0
[  375.289542]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  375.294124]  ? trace_hardirqs_on+0xbd/0x310
[  375.298444]  ? vmpressure+0x271/0x340
[  375.302248]  ? do_raw_spin_trylock+0x270/0x270
[  375.306835]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  375.312372]  ? __cpuset_node_allowed+0x19b/0x660
[  375.317126]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  375.322870]  ? vmpressure+0x1a2/0x340
[  375.326672]  do_try_to_free_pages+0x3e7/0x1290
[  375.331248]  ? zap_class+0x640/0x640
[  375.334986]  ? shrink_node+0x16b0/0x16b0
[  375.339048]  ? __lock_is_held+0xb5/0x140
[  375.343120]  try_to_free_pages+0x4d0/0xb90
[  375.347357]  ? do_try_to_free_pages+0x1290/0x1290
[  375.352213]  ? lock_acquire+0x1ed/0x520
[  375.356187]  ? set_page_refcounted+0x280/0x280
[  375.360770]  ? lock_release+0xa00/0xa00
[  375.364768]  ? _raw_spin_unlock_irq+0x60/0x80
[  375.369257]  ? psi_memstall_enter+0x240/0x2b0
[  375.373747]  ? psi_memstall_tick+0x230/0x230
[  375.378190]  __alloc_pages_slowpath+0xa48/0x2de0
[  375.382968]  ? warn_alloc+0x120/0x120
[  375.386763]  ? mark_held_locks+0x130/0x130
[  375.391032]  ? find_get_entry+0xaae/0x1120
[  375.395275]  ? filemap_map_pages+0x1a20/0x1a20
[  375.399864]  ? zap_class+0x640/0x640
[  375.403576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.409110]  ? check_preemption_disabled+0x48/0x280
[  375.414126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.419660]  ? should_fail+0x22d/0xd01
[  375.423549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.428656]  ? zap_class+0x640/0x640
[  375.432405]  ? __lock_is_held+0xb5/0x140
[  375.436472]  ? mark_held_locks+0x130/0x130
[  375.440707]  ? lock_release+0xa00/0xa00
[  375.444680]  ? perf_trace_sched_process_exec+0x860/0x860
[  375.450122]  ? xa_load+0x2ba/0x460
[  375.453656]  ? lock_downgrade+0x900/0x900
[  375.457806]  ? __might_sleep+0x95/0x190
[  375.461782]  __alloc_pages_nodemask+0xad8/0xea0
[  375.466473]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  375.471486]  ? __page_cache_alloc+0x191/0x5c0
[  375.475974]  ? xa_load+0x2e1/0x460
[  375.479512]  ? xa_clear_mark+0x40/0x40
[  375.483396]  ? zap_class+0x640/0x640
[  375.487113]  ? zap_class+0x640/0x640
[  375.490818]  ? zap_class+0x640/0x640
[  375.494525]  ? __do_page_cache_readahead+0x663/0x810
[  375.499623]  ? find_held_lock+0x36/0x1c0
[  375.503681]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  375.509218]  alloc_pages_current+0x173/0x350
[  375.513655]  __page_cache_alloc+0x38c/0x5c0
[  375.518004]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.522934]  ? kasan_check_read+0x11/0x20
[  375.527073]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.532377]  ? generic_perform_write+0x6a0/0x6a0
[  375.537134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.542667]  ? check_preemption_disabled+0x48/0x280
[  375.547709]  filemap_fault+0x1595/0x25f0
[  375.551786]  ? __lock_page_or_retry+0xa00/0xa00
[  375.556456]  ? mark_held_locks+0x130/0x130
[  375.560697]  ? filemap_map_pages+0xd6b/0x1a20
[  375.565197]  ? lock_downgrade+0x900/0x900
[  375.569344]  ? check_preemption_disabled+0x48/0x280
[  375.574359]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.579313]  ? kasan_check_read+0x11/0x20
[  375.583486]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.588759]  ? rcu_softirq_qs+0x20/0x20
[  375.592743]  ? filemap_map_pages+0xd92/0x1a20
[  375.597239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.602783]  ? find_get_entries_tag+0x1400/0x1400
[  375.607629]  ? __lock_acquire+0x62f/0x4c20
[  375.611873]  ? lock_acquire+0x1ed/0x520
[  375.615844]  ? ext4_filemap_fault+0x7a/0xad
[  375.620176]  ? lock_release+0xa00/0xa00
[  375.624152]  ? perf_trace_sched_process_exec+0x860/0x860
[  375.629607]  ? print_usage_bug+0xc0/0xc0
[  375.633669]  ? print_usage_bug+0xc0/0xc0
[  375.637742]  ? down_read+0x8d/0x120
[  375.641365]  ? ext4_filemap_fault+0x7a/0xad
[  375.645687]  ? __down_interruptible+0x700/0x700
[  375.650398]  ext4_filemap_fault+0x82/0xad
[  375.654564]  __do_fault+0x100/0x6b0
[  375.658201]  ? pmd_devmap_trans_unstable+0x220/0x220
[  375.663309]  ? mark_held_locks+0x130/0x130
[  375.667548]  ? mark_held_locks+0x130/0x130
[  375.671781]  ? find_held_lock+0x36/0x1c0
[  375.675848]  ? find_held_lock+0x36/0x1c0
[  375.679921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.685467]  __handle_mm_fault+0x3ea0/0x5be0
[  375.689874]  ? poll_select_copy_remaining+0x18c/0x6a0
[  375.695079]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  375.699946]  ? __might_fault+0x12b/0x1e0
[  375.704011]  ? lock_downgrade+0x900/0x900
[  375.708174]  ? zap_class+0x640/0x640
[  375.711891]  ? zap_class+0x640/0x640
[  375.715623]  ? find_held_lock+0x36/0x1c0
[  375.719695]  ? handle_mm_fault+0x42a/0xc70
[  375.723940]  ? lock_downgrade+0x900/0x900
[  375.728089]  ? check_preemption_disabled+0x48/0x280
[  375.733107]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.738037]  ? kasan_check_read+0x11/0x20
[  375.742187]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.747458]  ? rcu_softirq_qs+0x20/0x20
[  375.751446]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.756546]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.762077]  ? check_preemption_disabled+0x48/0x280
[  375.767110]  handle_mm_fault+0x54f/0xc70
[  375.771181]  ? __handle_mm_fault+0x5be0/0x5be0
[  375.775766]  ? find_vma+0x34/0x190
[  375.779309]  __do_page_fault+0x5e8/0xe60
[  375.783366]  ? trace_hardirqs_off+0xb8/0x310
[  375.787776]  do_page_fault+0xf2/0x7e0
[  375.791570]  ? vmalloc_sync_all+0x30/0x30
[  375.795724]  ? error_entry+0x70/0xd0
[  375.799436]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.804447]  ? trace_hardirqs_on_caller+0xc0/0x310
[  375.809378]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.814304]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.819147]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.824167]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.829622]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.834650]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.839685]  ? page_fault+0x8/0x30
[  375.843257]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.848100]  ? page_fault+0x8/0x30
[  375.851651]  page_fault+0x1e/0x30
[  375.855101] RIP: 0033:0x7efe5ebdedd3
[  375.858820] Code: Bad RIP value.
[  375.862185] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  375.867546] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  375.874809] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  375.882076] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  375.889341] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  375.896602] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  375.903883] warn_alloc_show_mem: 1 callbacks suppressed
[  375.903893] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  375.903895] Mem-Info:
[  375.903931] active_anon:51362 inactive_anon:188 isolated_anon:0
[  375.903931]  active_file:14 inactive_file:10 isolated_file:0
[  375.903931]  unevictable:0 dirty:0 writeback:0 unstable:0
[  375.903931]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  375.903931]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  375.903931]  free:13762 free_pcp:570 free_cma:0
[  375.909266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.916550] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  375.918955] Call Trace:
[  375.951824] 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
[  375.961167]  <IRQ>
[  375.988791] lowmem_reserve[]: 0 2818 6321 6321
[  375.991400]  dump_stack+0x244/0x39d
[  376.017479] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  376.019627]  ? dump_stack_print_info.cold.1+0x20/0x20
[  376.024201] lowmem_reserve[]: 0 0 3503 3503
[  376.027850]  warn_alloc.cold.116+0xb7/0x1bd
[  376.055486] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  376.060700]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.065009] lowmem_reserve[]: 0 0 0 0
[  376.069324]  ? lock_downgrade+0x900/0x900
[  376.098274] 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
[  376.103113]  ? trace_hardirqs_off+0xb8/0x310
[  376.106885] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  376.111037]  ? trace_hardirqs_off+0xb8/0x310
[  376.124546] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  376.128958]  __alloc_pages_slowpath+0x2651/0x2de0
[  376.144199] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  376.148618]  ? warn_alloc+0x120/0x120
[  376.163572] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  376.168398]  ? warn_alloc+0x120/0x120
[  376.177220] 268 total pagecache pages
[  376.181010]  ? __lock_acquire+0x62f/0x4c20
[  376.189559] 0 pages in swap cache
[  376.193358]  ? warn_alloc+0x120/0x120
[  376.197135] Swap cache stats: add 0, delete 0, find 0/0
[  376.201362]  ? print_usage_bug+0xc0/0xc0
[  376.204783] Free swap  = 0kB
[  376.208574]  ? print_usage_bug+0xc0/0xc0
[  376.213917] Total swap = 0kB
[  376.217968]  ? mark_held_locks+0x130/0x130
[  376.220961] 1965979 pages RAM
[  376.225012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.228013] 0 pages HighMem/MovableOnly
[  376.232237]  ? should_fail+0x22d/0xd01
[  376.235320] 342854 pages reserved
[  376.240840]  ? zap_class+0x640/0x640
[  376.244788] 0 pages cma reserved
[  376.248672]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.252147] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.255820]  ? __lock_acquire+0x62f/0x4c20
[  376.259214] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.264250]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.270717] init cpuset=/ mems_allowed=0
[  376.274943]  ? should_fail+0x22d/0xd01
[  376.297650]  ? mark_held_locks+0x130/0x130
[  376.301888]  ? mark_held_locks+0x130/0x130
[  376.306126]  ? lock_downgrade+0x900/0x900
[  376.310274]  ? zap_class+0x640/0x640
[  376.313999]  ? zap_class+0x640/0x640
[  376.317711]  ? zap_class+0x640/0x640
[  376.321439]  ? do_raw_spin_unlock+0xa7/0x330
[  376.325864]  ? trace_hardirqs_on+0x310/0x310
[  376.330274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.335808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.341343]  ? check_preemption_disabled+0x48/0x280
[  376.346367]  ? __lock_is_held+0xb5/0x140
[  376.350430]  __alloc_pages_nodemask+0xad8/0xea0
[  376.355097]  ? zap_class+0x640/0x640
[  376.358813]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  376.363837]  ? find_held_lock+0x36/0x1c0
[  376.367918]  ? ____cache_alloc_node+0x1c7/0x1e0
[  376.372601]  ? lock_downgrade+0x900/0x900
[  376.376758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.382295]  cache_grow_begin+0xa5/0x8c0
[  376.386347]  ? do_raw_spin_unlock+0xa7/0x330
[  376.390776]  fallback_alloc+0x204/0x2e0
[  376.394759]  ____cache_alloc_node+0x1c7/0x1e0
[  376.399261]  kmem_cache_alloc_node+0xe3/0x730
[  376.403760]  ? lockdep_hardirqs_on+0x296/0x5b0
[  376.408348]  __alloc_skb+0x119/0x770
[  376.412061]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  376.417429]  ? netdev_alloc_frag+0x1f0/0x1f0
[  376.421875]  ? vprintk_default+0x28/0x30
[  376.425941]  ? vprintk_func+0x85/0x181
[  376.429827]  ? printk+0xa7/0xcf
[  376.433100]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  376.437879]  new_skb+0x26/0x1c0
[  376.441164]  aoecmd_cfg+0x279/0x7f0
[  376.444790]  ? find_held_lock+0x36/0x1c0
[  376.448849]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  376.453191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.458786]  ? __lock_is_held+0xb5/0x140
[  376.462887]  discover_timer+0x50/0x60
[  376.466694]  call_timer_fn+0x272/0x920
[  376.470596]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  376.475464]  ? process_timeout+0x40/0x40
[  376.479561]  ? __run_timers+0x7da/0xc70
[  376.483538]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.488043]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.492536]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  376.497382]  ? lockdep_hardirqs_on+0x296/0x5b0
[  376.501976]  ? trace_hardirqs_on+0xbd/0x310
[  376.506293]  ? kasan_check_read+0x11/0x20
[  376.510437]  ? __run_timers+0x7da/0xc70
[  376.514429]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.519570]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  376.524942]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  376.529779]  __run_timers+0x7e5/0xc70
[  376.533583]  ? timer_fixup_init+0x70/0x70
[  376.537728]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  376.542742]  ? zap_class+0x640/0x640
[  376.546456]  ? enqueue_hrtimer+0x1a5/0x560
[  376.550696]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  376.555889]  ? find_held_lock+0x36/0x1c0
[  376.559959]  ? zap_class+0x640/0x640
[  376.563694]  ? pvclock_read_flags+0x160/0x160
[  376.568190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.573730]  ? check_preemption_disabled+0x48/0x280
[  376.578755]  ? __lock_is_held+0xb5/0x140
[  376.582834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.588385]  ? check_preemption_disabled+0x48/0x280
[  376.593419]  run_timer_softirq+0x52/0xb0
[  376.597497]  ? rcu_read_lock_sched_held+0x14f/0x180
[  376.602545]  __do_softirq+0x308/0xb7e
[  376.606392]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  376.610889]  ? lock_downgrade+0x900/0x900
[  376.615069]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  376.620180]  ? pvclock_read_flags+0x160/0x160
[  376.624680]  ? lapic_next_event+0x5a/0x90
[  376.628827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.634407]  ? kvm_clock_read+0x18/0x30
[  376.638380]  ? kvm_sched_clock_read+0x9/0x20
[  376.642794]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.648335]  ? check_preemption_disabled+0x48/0x280
[  376.653360]  irq_exit+0x17f/0x1c0
[  376.656816]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.661659]  ? smp_reschedule_interrupt+0x109/0x650
[  376.666684]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.672611]  ? interrupt_entry+0xb5/0xc0
[  376.676716]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.681739]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.686750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.691590]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.696601]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.701646]  ? task_prio+0x50/0x50
[  376.705189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.710727]  ? check_preemption_disabled+0x48/0x280
[  376.715753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.720599]  apic_timer_interrupt+0xf/0x20
[  376.724826]  </IRQ>
[  376.727064] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  376.732015] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  376.750917] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  376.758618] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  376.765879] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  376.773167] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  376.780430] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  376.787700] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  376.795031]  skb_clone+0x1bb/0x500
[  376.798569]  ? finish_task_switch+0x663/0x910
[  376.803063]  ? skb_split+0x11e0/0x11e0
[  376.806969]  ? preempt_notifier_register+0x200/0x200
[  376.812079]  ? __switch_to_asm+0x34/0x70
[  376.816137]  ? __switch_to_asm+0x34/0x70
[  376.820193]  ? __switch_to_asm+0x40/0x70
[  376.824252]  ? __switch_to_asm+0x34/0x70
[  376.828305]  ? __switch_to_asm+0x40/0x70
[  376.832358]  ? __switch_to_asm+0x34/0x70
[  376.836410]  ? __switch_to_asm+0x40/0x70
[  376.840465]  ? __switch_to_asm+0x34/0x70
[  376.844517]  ? __switch_to_asm+0x34/0x70
[  376.848575]  ? __switch_to_asm+0x40/0x70
[  376.852643]  ? __switch_to_asm+0x34/0x70
[  376.856705]  bpf_clone_redirect+0xb9/0x490
[  376.860940]  ? __schedule+0x8d7/0x21d0
[  376.864828]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  376.869843]  ? __sched_text_start+0x8/0x8
[  376.873988]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  376.878750]  ? find_held_lock+0x36/0x1c0
[  376.882859]  ? lock_acquire+0x1ed/0x520
[  376.886828]  ? bpf_test_run+0x3cb/0x780
[  376.890799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.896347]  ? check_preemption_disabled+0x48/0x280
[  376.901363]  ? kasan_check_read+0x11/0x20
[  376.905525]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.910800]  ? rcu_softirq_qs+0x20/0x20
[  376.914779]  ? preempt_schedule+0x4d/0x60
[  376.918935]  ? ___preempt_schedule+0x16/0x18
[  376.923349]  ? bpf_test_run+0x25d/0x780
[  376.927334]  ? netlink_diag_dump+0x2a0/0x2a0
[  376.931766]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.937316]  ? bpf_test_init.isra.10+0x70/0x100
[  376.942005]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  376.946787]  ? bpf_test_finish.isra.9+0x260/0x260
[  376.951631]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  376.957170]  ? fput+0x130/0x1a0
[  376.960453]  ? __bpf_prog_get+0x9b/0x290
[  376.964524]  ? bpf_test_finish.isra.9+0x260/0x260
[  376.969370]  ? bpf_prog_test_run+0x130/0x1a0
[  376.973778]  ? __x64_sys_bpf+0x3db/0x520
[  376.977835]  ? bpf_prog_get+0x20/0x20
[  376.981686]  ? do_syscall_64+0x1b9/0x820
[  376.985773]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  376.991132]  ? syscall_return_slowpath+0x5e0/0x5e0
[  376.996066]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.001082]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  377.006103]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  377.012766]  ? __switch_to_asm+0x40/0x70
[  377.016822]  ? __switch_to_asm+0x34/0x70
[  377.020886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.025743]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.031120] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  377.031218] aoe: skb alloc failure
[  377.037366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.037374] Call Trace:
[  377.040967] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.050238]  <IRQ>
[  377.052811] syz-executor2 cpuset=syz2 mems_allowed=0
[  377.063294]  dump_stack+0x244/0x39d
[  377.074128]  ? dump_stack_print_info.cold.1+0x20/0x20
[  377.079366]  warn_alloc.cold.116+0xb7/0x1bd
[  377.083689]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.088535]  ? lock_downgrade+0x900/0x900
[  377.092685]  ? trace_hardirqs_off+0xb8/0x310
[  377.097102]  ? trace_hardirqs_off+0xb8/0x310
[  377.101547]  __alloc_pages_slowpath+0x2651/0x2de0
[  377.106445]  ? warn_alloc+0x120/0x120
[  377.110248]  ? print_usage_bug+0xc0/0xc0
[  377.114313]  ? warn_alloc+0x120/0x120
[  377.118294]  ? warn_alloc+0x120/0x120
[  377.122100]  ? print_usage_bug+0xc0/0xc0
[  377.126174]  ? print_usage_bug+0xc0/0xc0
[  377.130243]  ? __lock_acquire+0x62f/0x4c20
[  377.134482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.140020]  ? should_fail+0x22d/0xd01
[  377.143921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.149027]  ? __lock_acquire+0x62f/0x4c20
[  377.153281]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.158382]  ? __lock_acquire+0x62f/0x4c20
[  377.162614]  ? should_fail+0x22d/0xd01
[  377.166501]  ? find_held_lock+0x36/0x1c0
[  377.170567]  ? mark_held_locks+0x130/0x130
[  377.174837]  ? mark_held_locks+0x130/0x130
[  377.179069]  ? zap_class+0x640/0x640
[  377.182783]  ? zap_class+0x640/0x640
[  377.186505]  ? print_usage_bug+0xc0/0xc0
[  377.190578]  ? do_raw_spin_unlock+0xa7/0x330
[  377.194989]  ? zap_class+0x640/0x640
[  377.198696]  ? print_usage_bug+0xc0/0xc0
[  377.202754]  ? wq_watchdog_touch+0x9c/0xfe
[  377.206992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.212550]  ? check_preemption_disabled+0x48/0x280
[  377.217576]  ? __lock_is_held+0xb5/0x140
[  377.221643]  __alloc_pages_nodemask+0xad8/0xea0
[  377.226311]  ? zap_class+0x640/0x640
[  377.230029]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  377.235057]  ? find_held_lock+0x36/0x1c0
[  377.239141]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.243815]  ? lock_downgrade+0x900/0x900
[  377.247976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.253521]  cache_grow_begin+0xa5/0x8c0
[  377.257586]  ? do_raw_spin_unlock+0xa7/0x330
[  377.262017]  fallback_alloc+0x204/0x2e0
[  377.266002]  ____cache_alloc_node+0x1c7/0x1e0
[  377.270504]  kmem_cache_alloc_node+0xe3/0x730
[  377.274998]  ? ipv6_get_ifaddr+0x42e/0x620
[  377.279243]  __alloc_skb+0x119/0x770
[  377.282953]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.288229]  ? netdev_alloc_frag+0x1f0/0x1f0
[  377.292634]  ? lock_downgrade+0x900/0x900
[  377.296790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.302343]  ? refcount_sub_and_test_checked+0x203/0x310
[  377.307793]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  377.313247]  ? addrconf_rs_timer+0x690/0x690
[  377.317686]  ndisc_alloc_skb+0x144/0x340
[  377.321768]  ndisc_send_rs+0x331/0x6e0
[  377.325658]  addrconf_rs_timer+0x314/0x690
[  377.329905]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.334159]  call_timer_fn+0x272/0x920
[  377.338056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.342294]  ? process_timeout+0x40/0x40
[  377.346364]  ? mark_held_locks+0xc7/0x130
[  377.350514]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.355012]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.359503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.363762]  ? lockdep_hardirqs_on+0x296/0x5b0
[  377.368349]  ? trace_hardirqs_on+0xbd/0x310
[  377.372684]  ? kasan_check_read+0x11/0x20
[  377.376831]  ? __run_timers+0x7da/0xc70
[  377.380801]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.385931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.390179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.394417]  __run_timers+0x7e5/0xc70
[  377.398245]  ? timer_fixup_init+0x70/0x70
[  377.402429]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  377.407449]  ? zap_class+0x640/0x640
[  377.411174]  ? print_usage_bug+0xc0/0xc0
[  377.415240]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  377.420438]  ? find_held_lock+0x36/0x1c0
[  377.424501]  ? zap_class+0x640/0x640
[  377.428217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.433758]  ? check_preemption_disabled+0x48/0x280
[  377.438790]  ? __lock_is_held+0xb5/0x140
[  377.442852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.448390]  ? check_preemption_disabled+0x48/0x280
[  377.453430]  run_timer_softirq+0x52/0xb0
[  377.457493]  ? rcu_read_lock_sched_held+0x14f/0x180
[  377.462516]  __do_softirq+0x308/0xb7e
[  377.466323]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  377.470816]  ? lock_downgrade+0x900/0x900
[  377.474968]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  377.480078]  ? pvclock_read_flags+0x160/0x160
[  377.484579]  ? lapic_next_event+0x5a/0x90
[  377.488731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.494276]  ? kvm_clock_read+0x18/0x30
[  377.498254]  ? kvm_sched_clock_read+0x9/0x20
[  377.502660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.508201]  ? check_preemption_disabled+0x48/0x280
[  377.513228]  irq_exit+0x17f/0x1c0
[  377.516694]  smp_apic_timer_interrupt+0x1cb/0x760
[  377.521539]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.527423]  ? interrupt_entry+0xb5/0xc0
[  377.531482]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.536511]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.541555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.546399]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.551409]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.556423]  ? task_prio+0x50/0x50
[  377.559963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.565499]  ? check_preemption_disabled+0x48/0x280
[  377.570519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.575367]  apic_timer_interrupt+0xf/0x20
[  377.579595]  </IRQ>
[  377.581833] RIP: 0010:check_memory_region+0x117/0x1b0
[  377.587022] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  377.605925] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  377.613633] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  377.620898] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  377.628176] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  377.635442] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  377.642716] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  377.650012]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.655320]  kasan_check_read+0x11/0x20
[  377.659297]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.664431]  ? rcu_softirq_qs+0x20/0x20
[  377.668428]  rcu_is_watching+0x10/0x30
[  377.672317]  page_evictable+0x3c0/0x540
[  377.676290]  ? kswapd_stop+0x100/0x100
[  377.680192]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.685295]  ? perf_trace_sched_process_exec+0x860/0x860
[  377.690749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.696292]  ? check_preemption_disabled+0x48/0x280
[  377.701331]  shrink_active_list+0x869/0x1f00
[  377.705747]  ? mark_held_locks+0xc7/0x130
[  377.709902]  ? shrink_inactive_list+0x1c60/0x1c60
[  377.714755]  ? trace_hardirqs_on+0xbd/0x310
[  377.719087]  ? find_held_lock+0x36/0x1c0
[  377.723152]  ? shrink_inactive_list+0xa4a/0x1c60
[  377.727924]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.733031]  ? zap_class+0x640/0x640
[  377.736780]  ? print_usage_bug+0xc0/0xc0
[  377.740873]  ? __page_frag_cache_drain+0x210/0x210
[  377.745805]  ? print_usage_bug+0xc0/0xc0
[  377.749870]  ? mark_held_locks+0xc7/0x130
[  377.754029]  ? find_held_lock+0x36/0x1c0
[  377.758099]  ? zap_class+0x640/0x640
[  377.761813]  ? mark_held_locks+0xc7/0x130
[  377.765965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.771506]  ? check_preemption_disabled+0x48/0x280
[  377.776523]  ? zap_class+0x640/0x640
[  377.780254]  ? __lock_is_held+0xb5/0x140
[  377.784332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.789868]  ? check_preemption_disabled+0x48/0x280
[  377.794891]  ? __lock_is_held+0xb5/0x140
[  377.799004]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  377.804017]  ? inactive_list_is_low+0x305/0x880
[  377.808708]  ? lruvec_lru_size+0x450/0x450
[  377.812949]  ? kasan_check_read+0x11/0x20
[  377.817106]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  377.822055]  shrink_node_memcg+0x803/0x18f0
[  377.826404]  ? shrink_active_list+0x1f00/0x1f00
[  377.831101]  ? lock_downgrade+0x900/0x900
[  377.835252]  ? check_flush_dependency+0x410/0x410
[  377.840099]  ? kasan_check_read+0x11/0x20
[  377.844244]  ? do_raw_spin_unlock+0xa7/0x330
[  377.848654]  ? ___preempt_schedule+0x16/0x18
[  377.853066]  ? _raw_spin_unlock+0x3f/0x50
[  377.857217]  shrink_node+0x3bc/0x16b0
[  377.861032]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  377.866331]  ? shrink_node_memcg+0x18f0/0x18f0
[  377.870932]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  377.875514]  ? trace_hardirqs_on+0xbd/0x310
[  377.879830]  ? vmpressure+0x271/0x340
[  377.883630]  ? do_raw_spin_trylock+0x270/0x270
[  377.888229]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  377.893763]  ? __cpuset_node_allowed+0x19b/0x660
[  377.898519]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  377.904238]  ? vmpressure+0x1a2/0x340
[  377.908050]  do_try_to_free_pages+0x3e7/0x1290
[  377.912630]  ? zap_class+0x640/0x640
[  377.916358]  ? shrink_node+0x16b0/0x16b0
[  377.920435]  ? __lock_is_held+0xb5/0x140
[  377.924525]  try_to_free_pages+0x4d0/0xb90
[  377.928762]  ? do_try_to_free_pages+0x1290/0x1290
[  377.933627]  ? lock_acquire+0x1ed/0x520
[  377.937601]  ? set_page_refcounted+0x280/0x280
[  377.942192]  ? lock_release+0xa00/0xa00
[  377.946191]  ? _raw_spin_unlock_irq+0x60/0x80
[  377.950686]  ? psi_memstall_enter+0x240/0x2b0
[  377.955185]  ? psi_memstall_tick+0x230/0x230
[  377.959632]  __alloc_pages_slowpath+0xa48/0x2de0
[  377.964434]  ? warn_alloc+0x120/0x120
[  377.968233]  ? mark_held_locks+0x130/0x130
[  377.972476]  ? find_get_entry+0xaae/0x1120
[  377.976717]  ? filemap_map_pages+0x1a20/0x1a20
[  377.981304]  ? zap_class+0x640/0x640
[  377.985254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.990823]  ? check_preemption_disabled+0x48/0x280
[  377.995843]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.001385]  ? should_fail+0x22d/0xd01
[  378.005281]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.010390]  ? zap_class+0x640/0x640
[  378.014126]  ? __lock_is_held+0xb5/0x140
[  378.018198]  ? mark_held_locks+0x130/0x130
[  378.022456]  ? lock_release+0xa00/0xa00
[  378.026428]  ? perf_trace_sched_process_exec+0x860/0x860
[  378.031874]  ? xa_load+0x2ba/0x460
[  378.035411]  ? lock_downgrade+0x900/0x900
[  378.039561]  ? __might_sleep+0x95/0x190
[  378.043597]  __alloc_pages_nodemask+0xad8/0xea0
[  378.048271]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  378.053289]  ? __page_cache_alloc+0x191/0x5c0
[  378.057779]  ? xa_load+0x2e1/0x460
[  378.061317]  ? xa_clear_mark+0x40/0x40
[  378.065211]  ? zap_class+0x640/0x640
[  378.068942]  ? zap_class+0x640/0x640
[  378.072660]  ? zap_class+0x640/0x640
[  378.076381]  ? __do_page_cache_readahead+0x663/0x810
[  378.081516]  ? find_held_lock+0x36/0x1c0
[  378.085585]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  378.091131]  alloc_pages_current+0x173/0x350
[  378.095547]  __page_cache_alloc+0x38c/0x5c0
[  378.099867]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.104813]  ? kasan_check_read+0x11/0x20
[  378.108977]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.114285]  ? generic_perform_write+0x6a0/0x6a0
[  378.119045]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.124585]  ? check_preemption_disabled+0x48/0x280
[  378.129640]  filemap_fault+0x1595/0x25f0
[  378.133714]  ? __lock_page_or_retry+0xa00/0xa00
[  378.138387]  ? mark_held_locks+0x130/0x130
[  378.142632]  ? filemap_map_pages+0xd6b/0x1a20
[  378.147134]  ? lock_downgrade+0x900/0x900
[  378.151279]  ? check_preemption_disabled+0x48/0x280
[  378.156299]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.161223]  ? kasan_check_read+0x11/0x20
[  378.165366]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.170672]  ? rcu_softirq_qs+0x20/0x20
[  378.174656]  ? filemap_map_pages+0xd92/0x1a20
[  378.179157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.184698]  ? find_get_entries_tag+0x1400/0x1400
[  378.189543]  ? __lock_acquire+0x62f/0x4c20
[  378.193785]  ? lock_acquire+0x1ed/0x520
[  378.197757]  ? ext4_filemap_fault+0x7a/0xad
[  378.202083]  ? lock_release+0xa00/0xa00
[  378.206056]  ? perf_trace_sched_process_exec+0x860/0x860
[  378.211502]  ? print_usage_bug+0xc0/0xc0
[  378.215566]  ? print_usage_bug+0xc0/0xc0
[  378.219631]  ? down_read+0x8d/0x120
[  378.223256]  ? ext4_filemap_fault+0x7a/0xad
[  378.227574]  ? __down_interruptible+0x700/0x700
[  378.232277]  ext4_filemap_fault+0x82/0xad
[  378.236464]  __do_fault+0x100/0x6b0
[  378.240109]  ? pmd_devmap_trans_unstable+0x220/0x220
[  378.245214]  ? mark_held_locks+0x130/0x130
[  378.249444]  ? mark_held_locks+0x130/0x130
[  378.253689]  ? find_held_lock+0x36/0x1c0
[  378.257766]  ? find_held_lock+0x36/0x1c0
[  378.261826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.267366]  __handle_mm_fault+0x3ea0/0x5be0
[  378.271774]  ? poll_select_copy_remaining+0x18c/0x6a0
[  378.276967]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  378.281818]  ? __might_fault+0x12b/0x1e0
[  378.285896]  ? lock_downgrade+0x900/0x900
[  378.290075]  ? zap_class+0x640/0x640
[  378.293793]  ? zap_class+0x640/0x640
[  378.297509]  ? find_held_lock+0x36/0x1c0
[  378.301574]  ? handle_mm_fault+0x42a/0xc70
[  378.305812]  ? lock_downgrade+0x900/0x900
[  378.309957]  ? check_preemption_disabled+0x48/0x280
[  378.314993]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.319929]  ? kasan_check_read+0x11/0x20
[  378.324080]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.329354]  ? rcu_softirq_qs+0x20/0x20
[  378.333340]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.338442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.343997]  ? check_preemption_disabled+0x48/0x280
[  378.349022]  handle_mm_fault+0x54f/0xc70
[  378.353088]  ? __handle_mm_fault+0x5be0/0x5be0
[  378.357671]  ? find_vma+0x34/0x190
[  378.361214]  __do_page_fault+0x5e8/0xe60
[  378.365304]  ? trace_hardirqs_off+0xb8/0x310
[  378.369726]  do_page_fault+0xf2/0x7e0
[  378.373540]  ? vmalloc_sync_all+0x30/0x30
[  378.377722]  ? error_entry+0x70/0xd0
[  378.381436]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.386472]  ? trace_hardirqs_on_caller+0xc0/0x310
[  378.391436]  ? syscall_return_slowpath+0x5e0/0x5e0
[  378.396362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.401208]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.406220]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.411669]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  378.416686]  ? prepare_exit_to_usermode+0x291/0x3b0
[  378.421706]  ? page_fault+0x8/0x30
[  378.425247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.430089]  ? page_fault+0x8/0x30
[  378.433625]  page_fault+0x1e/0x30
[  378.437078] RIP: 0033:0x7efe5ebdedd3
[  378.440800] Code: Bad RIP value.
[  378.444164] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  378.449542] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  378.456800] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  378.464068] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  378.471335] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  378.478603] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  378.485883] warn_alloc_show_mem: 1 callbacks suppressed
[  378.485894] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  378.485896] Mem-Info:
[  378.485933] active_anon:51362 inactive_anon:188 isolated_anon:0
[  378.485933]  active_file:14 inactive_file:10 isolated_file:0
[  378.485933]  unevictable:0 dirty:0 writeback:0 unstable:0
[  378.485933]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  378.485933]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  378.485933]  free:13762 free_pcp:570 free_cma:0
[  378.491269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  378.498547] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  378.500949] Call Trace:
[  378.533810] 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
[  378.543152]  <IRQ>
[  378.570539] lowmem_reserve[]: 0 2818 6321 6321
[  378.573149]  dump_stack+0x244/0x39d
[  378.599231] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  378.601375]  ? dump_stack_print_info.cold.1+0x20/0x20
[  378.605934] lowmem_reserve[]: 0 0 3503 3503
[  378.609562]  warn_alloc.cold.116+0xb7/0x1bd
[  378.637200] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  378.642392]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  378.646681] lowmem_reserve[]: 0 0 0 0
[  378.651008]  ? lock_downgrade+0x900/0x900
[  378.679955] 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
[  378.684812]  ? trace_hardirqs_off+0xb8/0x310
[  378.688610] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  378.692755]  ? trace_hardirqs_off+0xb8/0x310
[  378.706254] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  378.710658]  __alloc_pages_slowpath+0x2651/0x2de0
[  378.725888] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  378.730317]  ? warn_alloc+0x120/0x120
[  378.745276] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  378.750106]  ? warn_alloc+0x120/0x120
[  378.758921] 268 total pagecache pages
[  378.762719]  ? warn_alloc+0x120/0x120
[  378.771274] 0 pages in swap cache
[  378.775058]  ? print_usage_bug+0xc0/0xc0
[  378.778851] Swap cache stats: add 0, delete 0, find 0/0
[  378.782652]  ? print_usage_bug+0xc0/0xc0
[  378.786093] Free swap  = 0kB
[  378.790148]  ? ktime_get+0x2c1/0x400
[  378.795504] Total swap = 0kB
[  378.799573]  ? check_preemption_disabled+0x48/0x280
[  378.802558] 1965979 pages RAM
[  378.806259]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  378.809249] 0 pages HighMem/MovableOnly
[  378.814268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.817359] 342854 pages reserved
[  378.821844]  ? should_fail+0x22d/0xd01
[  378.825793] 0 pages cma reserved
[  378.831323]  ? kasan_check_read+0x11/0x20
[  378.834814] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  378.838623]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.842054] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.846102]  ? __lock_acquire+0x62f/0x4c20
[  378.852568] init cpuset=/ mems_allowed=0
[  378.857674]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.880697]  ? should_fail+0x22d/0xd01
[  378.884594]  ? print_usage_bug+0xc0/0xc0
[  378.888684]  ? mark_held_locks+0x130/0x130
[  378.892927]  ? mark_held_locks+0x130/0x130
[  378.897171]  ? check_preemption_disabled+0x48/0x280
[  378.902195]  ? zap_class+0x640/0x640
[  378.905908]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.910683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.916218]  ? check_preemption_disabled+0x48/0x280
[  378.921271]  ? __lock_is_held+0xb5/0x140
[  378.925345]  __alloc_pages_nodemask+0xad8/0xea0
[  378.930014]  ? zap_class+0x640/0x640
[  378.933728]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  378.938754]  ? find_held_lock+0x36/0x1c0
[  378.942850]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.947517]  ? lock_downgrade+0x900/0x900
[  378.951676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.957213]  cache_grow_begin+0xa5/0x8c0
[  378.961268]  ? do_raw_spin_unlock+0xa7/0x330
[  378.965702]  fallback_alloc+0x204/0x2e0
[  378.969693]  ____cache_alloc_node+0x1c7/0x1e0
[  378.974191]  kmem_cache_alloc_node+0xe3/0x730
[  378.978687]  ? lockdep_hardirqs_on+0x296/0x5b0
[  378.983303]  __alloc_skb+0x119/0x770
[  378.987012]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  378.992374]  ? netdev_alloc_frag+0x1f0/0x1f0
[  378.996819]  ? vprintk_default+0x28/0x30
[  379.000881]  ? vprintk_func+0x85/0x181
[  379.004780]  ? printk+0xa7/0xcf
[  379.008058]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  379.012824]  new_skb+0x26/0x1c0
[  379.016105]  aoecmd_cfg+0x279/0x7f0
[  379.019733]  ? find_held_lock+0x36/0x1c0
[  379.023795]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  379.028119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.033681]  ? __lock_is_held+0xb5/0x140
[  379.037753]  discover_timer+0x50/0x60
[  379.041549]  call_timer_fn+0x272/0x920
[  379.045440]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  379.050285]  ? process_timeout+0x40/0x40
[  379.054354]  ? __run_timers+0x7da/0xc70
[  379.058328]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.062831]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.067320]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  379.072167]  ? lockdep_hardirqs_on+0x296/0x5b0
[  379.076779]  ? trace_hardirqs_on+0xbd/0x310
[  379.081101]  ? kasan_check_read+0x11/0x20
[  379.085243]  ? __run_timers+0x7da/0xc70
[  379.089246]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.094380]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  379.099746]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  379.104586]  __run_timers+0x7e5/0xc70
[  379.108410]  ? timer_fixup_init+0x70/0x70
[  379.112558]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.118044]  ? zap_class+0x640/0x640
[  379.121760]  ? enqueue_hrtimer+0x1a5/0x560
[  379.125996]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  379.131194]  ? find_held_lock+0x36/0x1c0
[  379.135259]  ? zap_class+0x640/0x640
[  379.138993]  ? pvclock_read_flags+0x160/0x160
[  379.143523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.149060]  ? check_preemption_disabled+0x48/0x280
[  379.154082]  ? __lock_is_held+0xb5/0x140
[  379.158596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.164136]  ? check_preemption_disabled+0x48/0x280
[  379.169155]  run_timer_softirq+0x52/0xb0
[  379.173218]  ? rcu_read_lock_sched_held+0x14f/0x180
[  379.178243]  __do_softirq+0x308/0xb7e
[  379.182065]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  379.186554]  ? lock_downgrade+0x900/0x900
[  379.190711]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  379.195851]  ? pvclock_read_flags+0x160/0x160
[  379.200349]  ? lapic_next_event+0x5a/0x90
[  379.204495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.210047]  ? kvm_clock_read+0x18/0x30
[  379.214046]  ? kvm_sched_clock_read+0x9/0x20
[  379.218456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.224009]  ? check_preemption_disabled+0x48/0x280
[  379.229033]  irq_exit+0x17f/0x1c0
[  379.232488]  smp_apic_timer_interrupt+0x1cb/0x760
[  379.237346]  ? smp_reschedule_interrupt+0x109/0x650
[  379.242367]  ? smp_call_function_single_interrupt+0x650/0x650
[  379.248253]  ? interrupt_entry+0xb5/0xc0
[  379.252319]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.257329]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.262345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.267183]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.272198]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.277214]  ? task_prio+0x50/0x50
[  379.280751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.286285]  ? check_preemption_disabled+0x48/0x280
[  379.291304]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.296154]  apic_timer_interrupt+0xf/0x20
[  379.300384]  </IRQ>
[  379.302637] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  379.307577] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  379.326478] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  379.334201] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  379.341471] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  379.348739] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  379.356003] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  379.363267] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  379.370572]  skb_clone+0x1bb/0x500
[  379.374114]  ? finish_task_switch+0x663/0x910
[  379.378606]  ? skb_split+0x11e0/0x11e0
[  379.382492]  ? preempt_notifier_register+0x200/0x200
[  379.387605]  ? __switch_to_asm+0x34/0x70
[  379.391694]  ? __switch_to_asm+0x34/0x70
[  379.395748]  ? __switch_to_asm+0x40/0x70
[  379.399804]  ? __switch_to_asm+0x34/0x70
[  379.403860]  ? __switch_to_asm+0x40/0x70
[  379.407941]  ? __switch_to_asm+0x34/0x70
[  379.412002]  ? __switch_to_asm+0x40/0x70
[  379.416065]  ? __switch_to_asm+0x34/0x70
[  379.420151]  ? __switch_to_asm+0x34/0x70
[  379.424209]  ? __switch_to_asm+0x40/0x70
[  379.428265]  ? __switch_to_asm+0x34/0x70
[  379.432357]  bpf_clone_redirect+0xb9/0x490
[  379.436608]  ? __schedule+0x8d7/0x21d0
[  379.440517]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  379.445553]  ? __sched_text_start+0x8/0x8
[  379.449703]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  379.454483]  ? find_held_lock+0x36/0x1c0
[  379.458551]  ? lock_acquire+0x1ed/0x520
[  379.462524]  ? bpf_test_run+0x3cb/0x780
[  379.466523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.472062]  ? check_preemption_disabled+0x48/0x280
[  379.477096]  ? kasan_check_read+0x11/0x20
[  379.481244]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.486521]  ? rcu_softirq_qs+0x20/0x20
[  379.490506]  ? preempt_schedule+0x4d/0x60
[  379.494654]  ? ___preempt_schedule+0x16/0x18
[  379.499090]  ? bpf_test_run+0x25d/0x780
[  379.503082]  ? netlink_diag_dump+0x2a0/0x2a0
[  379.507490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.513027]  ? bpf_test_init.isra.10+0x70/0x100
[  379.517710]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  379.522493]  ? bpf_test_finish.isra.9+0x260/0x260
[  379.527394]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  379.532941]  ? fput+0x130/0x1a0
[  379.536223]  ? __bpf_prog_get+0x9b/0x290
[  379.540288]  ? bpf_test_finish.isra.9+0x260/0x260
[  379.545130]  ? bpf_prog_test_run+0x130/0x1a0
[  379.549546]  ? __x64_sys_bpf+0x3db/0x520
[  379.553603]  ? bpf_prog_get+0x20/0x20
[  379.557424]  ? do_syscall_64+0x1b9/0x820
[  379.561498]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  379.566875]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.571804]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.576821]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  379.581854]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  379.588525]  ? __switch_to_asm+0x40/0x70
[  379.592598]  ? __switch_to_asm+0x34/0x70
[  379.596662]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.601514]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  379.606891] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  379.606972] aoe: skb alloc failure
[  379.613130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.613136] Call Trace:
[  379.613142]  <IRQ>
[  379.613160]  dump_stack+0x244/0x39d
[  379.613187]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.616729] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.626054]  warn_alloc.cold.116+0xb7/0x1bd
[  379.628603] syz-executor2 cpuset=syz2 mems_allowed=0
[  379.630742]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.664260]  ? lock_downgrade+0x900/0x900
[  379.668420]  ? trace_hardirqs_off+0xb8/0x310
[  379.672832]  ? trace_hardirqs_off+0xb8/0x310
[  379.677246]  __alloc_pages_slowpath+0x2651/0x2de0
[  379.682115]  ? warn_alloc+0x120/0x120
[  379.685926]  ? print_usage_bug+0xc0/0xc0
[  379.689989]  ? warn_alloc+0x120/0x120
[  379.693794]  ? warn_alloc+0x120/0x120
[  379.697602]  ? print_usage_bug+0xc0/0xc0
[  379.701661]  ? kvm_clock_read+0x18/0x30
[  379.705667]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  379.710687]  ? print_usage_bug+0xc0/0xc0
[  379.714751]  ? __lock_acquire+0x62f/0x4c20
[  379.718989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.724539]  ? should_fail+0x22d/0xd01
[  379.728424]  ? __lock_acquire+0x62f/0x4c20
[  379.732669]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.737766]  ? __lock_acquire+0x62f/0x4c20
[  379.741999]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.747095]  ? __lock_acquire+0x62f/0x4c20
[  379.751324]  ? should_fail+0x22d/0xd01
[  379.755217]  ? mark_held_locks+0x130/0x130
[  379.759452]  ? mark_held_locks+0x130/0x130
[  379.763691]  ? mark_held_locks+0xc7/0x130
[  379.767835]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  379.772848]  ? zap_class+0x640/0x640
[  379.776555]  ? print_usage_bug+0xc0/0xc0
[  379.780629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.786160]  ? check_preemption_disabled+0x48/0x280
[  379.791195]  ? __lock_is_held+0xb5/0x140
[  379.795292]  __alloc_pages_nodemask+0xad8/0xea0
[  379.799963]  ? zap_class+0x640/0x640
[  379.803712]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  379.808737]  ? find_held_lock+0x36/0x1c0
[  379.812812]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.817489]  ? lock_downgrade+0x900/0x900
[  379.821657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.827220]  cache_grow_begin+0xa5/0x8c0
[  379.831294]  ? do_raw_spin_unlock+0xa7/0x330
[  379.835707]  fallback_alloc+0x204/0x2e0
[  379.839687]  ____cache_alloc_node+0x1c7/0x1e0
[  379.844194]  kmem_cache_alloc_node+0xe3/0x730
[  379.848684]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.852934]  __alloc_skb+0x119/0x770
[  379.856643]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.861926]  ? netdev_alloc_frag+0x1f0/0x1f0
[  379.866329]  ? lock_downgrade+0x900/0x900
[  379.870496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.876051]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.881516]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.886961]  ? addrconf_rs_timer+0x690/0x690
[  379.891380]  ndisc_alloc_skb+0x144/0x340
[  379.895451]  ndisc_send_rs+0x331/0x6e0
[  379.899359]  addrconf_rs_timer+0x314/0x690
[  379.903594]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.907836]  call_timer_fn+0x272/0x920
[  379.911721]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.915984]  ? process_timeout+0x40/0x40
[  379.920055]  ? mark_held_locks+0xc7/0x130
[  379.924207]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.928699]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.933198]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.937447]  ? lockdep_hardirqs_on+0x296/0x5b0
[  379.942026]  ? trace_hardirqs_on+0xbd/0x310
[  379.946360]  ? kasan_check_read+0x11/0x20
[  379.950517]  ? __run_timers+0x7da/0xc70
[  379.954493]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.959608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.963837]  __run_timers+0x7e5/0xc70
[  379.967648]  ? timer_fixup_init+0x70/0x70
[  379.971794]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.976805]  ? zap_class+0x640/0x640
[  379.980523]  ? print_usage_bug+0xc0/0xc0
[  379.984584]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  379.990015]  ? find_held_lock+0x36/0x1c0
[  379.994093]  ? zap_class+0x640/0x640
[  379.997812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.003350]  ? check_preemption_disabled+0x48/0x280
[  380.008390]  ? __lock_is_held+0xb5/0x140
[  380.012447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.017984]  ? check_preemption_disabled+0x48/0x280
[  380.023014]  run_timer_softirq+0x52/0xb0
[  380.027097]  ? rcu_read_lock_sched_held+0x14f/0x180
[  380.032115]  __do_softirq+0x308/0xb7e
[  380.035925]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  380.040420]  ? lock_downgrade+0x900/0x900
[  380.044570]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  380.049679]  ? pvclock_read_flags+0x160/0x160
[  380.054184]  ? lapic_next_event+0x5a/0x90
[  380.058449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.063988]  ? kvm_clock_read+0x18/0x30
[  380.067975]  ? kvm_sched_clock_read+0x9/0x20
[  380.072400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.077942]  ? check_preemption_disabled+0x48/0x280
[  380.082969]  irq_exit+0x17f/0x1c0
[  380.086429]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.091275]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.097162]  ? interrupt_entry+0xb5/0xc0
[  380.101248]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.106261]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.111292]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.116137]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.121157]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.126186]  ? task_prio+0x50/0x50
[  380.129757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.135290]  ? check_preemption_disabled+0x48/0x280
[  380.140338]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.145208]  apic_timer_interrupt+0xf/0x20
[  380.149437]  </IRQ>
[  380.151678] RIP: 0010:check_memory_region+0x117/0x1b0
[  380.156866] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  380.175766] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  380.183467] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  380.190729] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  380.197995] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  380.205261] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  380.212525] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  380.219801]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.225104]  kasan_check_read+0x11/0x20
[  380.229080]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.234190]  ? rcu_softirq_qs+0x20/0x20
[  380.238165]  rcu_is_watching+0x10/0x30
[  380.242052]  page_evictable+0x3c0/0x540
[  380.246026]  ? kswapd_stop+0x100/0x100
[  380.249922]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.255022]  ? perf_trace_sched_process_exec+0x860/0x860
[  380.260468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.266008]  ? check_preemption_disabled+0x48/0x280
[  380.271029]  shrink_active_list+0x869/0x1f00
[  380.275440]  ? mark_held_locks+0xc7/0x130
[  380.279595]  ? shrink_inactive_list+0x1c60/0x1c60
[  380.284437]  ? trace_hardirqs_on+0xbd/0x310
[  380.288759]  ? find_held_lock+0x36/0x1c0
[  380.292830]  ? shrink_inactive_list+0xa4a/0x1c60
[  380.297585]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.302682]  ? zap_class+0x640/0x640
[  380.306395]  ? print_usage_bug+0xc0/0xc0
[  380.310486]  ? __page_frag_cache_drain+0x210/0x210
[  380.315442]  ? print_usage_bug+0xc0/0xc0
[  380.319551]  ? mark_held_locks+0xc7/0x130
[  380.323705]  ? find_held_lock+0x36/0x1c0
[  380.327774]  ? zap_class+0x640/0x640
[  380.331490]  ? mark_held_locks+0xc7/0x130
[  380.335639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.341178]  ? check_preemption_disabled+0x48/0x280
[  380.346202]  ? zap_class+0x640/0x640
[  380.349922]  ? __lock_is_held+0xb5/0x140
[  380.353983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.359515]  ? check_preemption_disabled+0x48/0x280
[  380.364532]  ? __lock_is_held+0xb5/0x140
[  380.368621]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  380.373653]  ? inactive_list_is_low+0x305/0x880
[  380.378330]  ? lruvec_lru_size+0x450/0x450
[  380.382558]  ? kasan_check_read+0x11/0x20
[  380.386712]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  380.391647]  shrink_node_memcg+0x803/0x18f0
[  380.396013]  ? shrink_active_list+0x1f00/0x1f00
[  380.400688]  ? lock_downgrade+0x900/0x900
[  380.404835]  ? check_flush_dependency+0x410/0x410
[  380.409679]  ? kasan_check_read+0x11/0x20
[  380.413829]  ? do_raw_spin_unlock+0xa7/0x330
[  380.418243]  ? ___preempt_schedule+0x16/0x18
[  380.422653]  ? _raw_spin_unlock+0x3f/0x50
[  380.426801]  shrink_node+0x3bc/0x16b0
[  380.430647]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  380.435999]  ? shrink_node_memcg+0x18f0/0x18f0
[  380.440583]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  380.445166]  ? trace_hardirqs_on+0xbd/0x310
[  380.449488]  ? vmpressure+0x271/0x340
[  380.453294]  ? do_raw_spin_trylock+0x270/0x270
[  380.457904]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  380.463484]  ? __cpuset_node_allowed+0x19b/0x660
[  380.468239]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  380.473966]  ? vmpressure+0x1a2/0x340
[  380.477788]  do_try_to_free_pages+0x3e7/0x1290
[  380.482367]  ? zap_class+0x640/0x640
[  380.486090]  ? shrink_node+0x16b0/0x16b0
[  380.490153]  ? __lock_is_held+0xb5/0x140
[  380.494260]  try_to_free_pages+0x4d0/0xb90
[  380.498518]  ? do_try_to_free_pages+0x1290/0x1290
[  380.503372]  ? lock_acquire+0x1ed/0x520
[  380.507346]  ? set_page_refcounted+0x280/0x280
[  380.511936]  ? lock_release+0xa00/0xa00
[  380.515906]  ? _raw_spin_unlock_irq+0x60/0x80
[  380.520416]  ? psi_memstall_enter+0x240/0x2b0
[  380.524907]  ? psi_memstall_tick+0x230/0x230
[  380.529342]  __alloc_pages_slowpath+0xa48/0x2de0
[  380.534136]  ? warn_alloc+0x120/0x120
[  380.537940]  ? mark_held_locks+0x130/0x130
[  380.542182]  ? find_get_entry+0xaae/0x1120
[  380.546421]  ? filemap_map_pages+0x1a20/0x1a20
[  380.551003]  ? zap_class+0x640/0x640
[  380.554718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.560270]  ? check_preemption_disabled+0x48/0x280
[  380.565281]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.570828]  ? should_fail+0x22d/0xd01
[  380.574718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.579814]  ? zap_class+0x640/0x640
[  380.583546]  ? __lock_is_held+0xb5/0x140
[  380.587609]  ? mark_held_locks+0x130/0x130
[  380.591846]  ? lock_release+0xa00/0xa00
[  380.595816]  ? perf_trace_sched_process_exec+0x860/0x860
[  380.601282]  ? xa_load+0x2ba/0x460
[  380.604836]  ? lock_downgrade+0x900/0x900
[  380.608987]  ? __might_sleep+0x95/0x190
[  380.612989]  __alloc_pages_nodemask+0xad8/0xea0
[  380.617674]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  380.622687]  ? __page_cache_alloc+0x191/0x5c0
[  380.627202]  ? xa_load+0x2e1/0x460
[  380.630751]  ? xa_clear_mark+0x40/0x40
[  380.634632]  ? zap_class+0x640/0x640
[  380.638353]  ? zap_class+0x640/0x640
[  380.642102]  ? zap_class+0x640/0x640
[  380.645821]  ? __do_page_cache_readahead+0x663/0x810
[  380.650941]  ? find_held_lock+0x36/0x1c0
[  380.655027]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  380.660581]  alloc_pages_current+0x173/0x350
[  380.665020]  __page_cache_alloc+0x38c/0x5c0
[  380.669336]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.674263]  ? kasan_check_read+0x11/0x20
[  380.678420]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.683692]  ? generic_perform_write+0x6a0/0x6a0
[  380.688456]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.693991]  ? check_preemption_disabled+0x48/0x280
[  380.699012]  filemap_fault+0x1595/0x25f0
[  380.703090]  ? __lock_page_or_retry+0xa00/0xa00
[  380.707781]  ? mark_held_locks+0x130/0x130
[  380.712025]  ? filemap_map_pages+0xd6b/0x1a20
[  380.716520]  ? lock_downgrade+0x900/0x900
[  380.720663]  ? check_preemption_disabled+0x48/0x280
[  380.725679]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.730618]  ? kasan_check_read+0x11/0x20
[  380.734768]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.740044]  ? rcu_softirq_qs+0x20/0x20
[  380.744033]  ? filemap_map_pages+0xd92/0x1a20
[  380.748548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.754120]  ? find_get_entries_tag+0x1400/0x1400
[  380.758970]  ? __lock_acquire+0x62f/0x4c20
[  380.763215]  ? lock_acquire+0x1ed/0x520
[  380.767192]  ? ext4_filemap_fault+0x7a/0xad
[  380.771515]  ? lock_release+0xa00/0xa00
[  380.775502]  ? perf_trace_sched_process_exec+0x860/0x860
[  380.780981]  ? print_usage_bug+0xc0/0xc0
[  380.785045]  ? print_usage_bug+0xc0/0xc0
[  380.789110]  ? down_read+0x8d/0x120
[  380.792732]  ? ext4_filemap_fault+0x7a/0xad
[  380.797046]  ? __down_interruptible+0x700/0x700
[  380.801718]  ext4_filemap_fault+0x82/0xad
[  380.805866]  __do_fault+0x100/0x6b0
[  380.809507]  ? pmd_devmap_trans_unstable+0x220/0x220
[  380.814611]  ? mark_held_locks+0x130/0x130
[  380.818850]  ? mark_held_locks+0x130/0x130
[  380.823085]  ? find_held_lock+0x36/0x1c0
[  380.827148]  ? find_held_lock+0x36/0x1c0
[  380.831217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.836776]  __handle_mm_fault+0x3ea0/0x5be0
[  380.841187]  ? poll_select_copy_remaining+0x18c/0x6a0
[  380.846382]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  380.851258]  ? __might_fault+0x12b/0x1e0
[  380.855319]  ? lock_downgrade+0x900/0x900
[  380.859489]  ? zap_class+0x640/0x640
[  380.863199]  ? zap_class+0x640/0x640
[  380.866924]  ? find_held_lock+0x36/0x1c0
[  380.870991]  ? handle_mm_fault+0x42a/0xc70
[  380.875227]  ? lock_downgrade+0x900/0x900
[  380.879384]  ? check_preemption_disabled+0x48/0x280
[  380.884400]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  380.889352]  ? kasan_check_read+0x11/0x20
[  380.893514]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.898789]  ? rcu_softirq_qs+0x20/0x20
[  380.902759]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.907858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.913413]  ? check_preemption_disabled+0x48/0x280
[  380.918435]  handle_mm_fault+0x54f/0xc70
[  380.922497]  ? __handle_mm_fault+0x5be0/0x5be0
[  380.927080]  ? find_vma+0x34/0x190
[  380.930643]  __do_page_fault+0x5e8/0xe60
[  380.934701]  ? trace_hardirqs_off+0xb8/0x310
[  380.939136]  do_page_fault+0xf2/0x7e0
[  380.942942]  ? vmalloc_sync_all+0x30/0x30
[  380.947087]  ? error_entry+0x70/0xd0
[  380.950798]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.955811]  ? trace_hardirqs_on_caller+0xc0/0x310
[  380.960770]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.965697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.970534]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.975542]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.980991]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  380.986001]  ? prepare_exit_to_usermode+0x291/0x3b0
[  380.991027]  ? page_fault+0x8/0x30
[  380.994566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.999440]  ? page_fault+0x8/0x30
[  381.002986]  page_fault+0x1e/0x30
[  381.006435] RIP: 0033:0x7efe5ebdedd3
[  381.010177] Code: Bad RIP value.
[  381.013568] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  381.018946] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  381.026214] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  381.033478] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  381.040754] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  381.048018] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  381.055306] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  381.055311] warn_alloc_show_mem: 1 callbacks suppressed
[  381.055318] Mem-Info:
[  381.062596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.067962] active_anon:51362 inactive_anon:188 isolated_anon:0
[  381.067962]  active_file:14 inactive_file:10 isolated_file:0
[  381.067962]  unevictable:0 dirty:0 writeback:0 unstable:0
[  381.067962]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  381.067962]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  381.067962]  free:13762 free_pcp:570 free_cma:0
[  381.070332] Call Trace:
[  381.079746] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  381.112586]  <IRQ>
[  381.115155] 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
[  381.143043]  dump_stack+0x244/0x39d
[  381.145168] lowmem_reserve[]: 0 2818 6321 6321
[  381.171274]  ? dump_stack_print_info.cold.1+0x20/0x20
[  381.174877] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  381.179473]  warn_alloc.cold.116+0xb7/0x1bd
[  381.184657] lowmem_reserve[]: 0 0 3503 3503
[  381.212336]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.216632] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  381.220949]  ? lock_downgrade+0x900/0x900
[  381.225762] lowmem_reserve[]: 0 0 0 0
[  381.254725]  ? trace_hardirqs_off+0xb8/0x310
[  381.258840] 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
[  381.262645]  ? trace_hardirqs_off+0xb8/0x310
[  381.267024] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  381.280544]  __alloc_pages_slowpath+0x2651/0x2de0
[  381.284968] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  381.300244]  ? warn_alloc+0x120/0x120
[  381.305048] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  381.320033]  ? warn_alloc+0x120/0x120
[  381.323811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  381.332631]  ? __lock_acquire+0x62f/0x4c20
[  381.336405] 268 total pagecache pages
[  381.344969]  ? warn_alloc+0x120/0x120
[  381.349193] 0 pages in swap cache
[  381.352978]  ? print_usage_bug+0xc0/0xc0
[  381.356753] Swap cache stats: add 0, delete 0, find 0/0
[  381.360210]  ? print_usage_bug+0xc0/0xc0
[  381.364246] Free swap  = 0kB
[  381.369597]  ? mark_held_locks+0x130/0x130
[  381.373634] Total swap = 0kB
[  381.376647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.380858] 1965979 pages RAM
[  381.383871]  ? should_fail+0x22d/0xd01
[  381.389413] 0 pages HighMem/MovableOnly
[  381.392513]  ? zap_class+0x640/0x640
[  381.396368] 342854 pages reserved
[  381.396376] 0 pages cma reserved
[  381.400345]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.404116] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.407489]  ? __lock_acquire+0x62f/0x4c20
[  381.410924] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.415976]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.422443] init cpuset=/ mems_allowed=0
[  381.426666]  ? should_fail+0x22d/0xd01
[  381.449391]  ? mark_held_locks+0x130/0x130
[  381.453626]  ? mark_held_locks+0x130/0x130
[  381.457855]  ? lock_downgrade+0x900/0x900
[  381.462005]  ? zap_class+0x640/0x640
[  381.465717]  ? zap_class+0x640/0x640
[  381.469433]  ? zap_class+0x640/0x640
[  381.473141]  ? do_raw_spin_unlock+0xa7/0x330
[  381.477549]  ? trace_hardirqs_on+0x310/0x310
[  381.481978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.487515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.493056]  ? check_preemption_disabled+0x48/0x280
[  381.498084]  ? __lock_is_held+0xb5/0x140
[  381.502168]  __alloc_pages_nodemask+0xad8/0xea0
[  381.506840]  ? zap_class+0x640/0x640
[  381.510556]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  381.515591]  ? find_held_lock+0x36/0x1c0
[  381.519666]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.524347]  ? lock_downgrade+0x900/0x900
[  381.528501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.534056]  cache_grow_begin+0xa5/0x8c0
[  381.538136]  ? do_raw_spin_unlock+0xa7/0x330
[  381.542547]  fallback_alloc+0x204/0x2e0
[  381.546543]  ____cache_alloc_node+0x1c7/0x1e0
[  381.551044]  kmem_cache_alloc_node+0xe3/0x730
[  381.555558]  ? lockdep_hardirqs_on+0x296/0x5b0
[  381.560148]  __alloc_skb+0x119/0x770
[  381.563859]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  381.569226]  ? netdev_alloc_frag+0x1f0/0x1f0
[  381.573641]  ? vprintk_default+0x28/0x30
[  381.577707]  ? vprintk_func+0x85/0x181
[  381.581594]  ? printk+0xa7/0xcf
[  381.584871]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  381.589670]  new_skb+0x26/0x1c0
[  381.592952]  aoecmd_cfg+0x279/0x7f0
[  381.596580]  ? find_held_lock+0x36/0x1c0
[  381.600643]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  381.604992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.610542]  ? __lock_is_held+0xb5/0x140
[  381.614613]  discover_timer+0x50/0x60
[  381.618411]  call_timer_fn+0x272/0x920
[  381.622310]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  381.627154]  ? process_timeout+0x40/0x40
[  381.631231]  ? __run_timers+0x7da/0xc70
[  381.635208]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.639704]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.644197]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  381.649039]  ? lockdep_hardirqs_on+0x296/0x5b0
[  381.653620]  ? trace_hardirqs_on+0xbd/0x310
[  381.657947]  ? kasan_check_read+0x11/0x20
[  381.662095]  ? __run_timers+0x7da/0xc70
[  381.666072]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.671186]  ? ip_vs_sync_net_cleanup.cold.11+0x37/0x37
[  381.676554]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  381.681406]  __run_timers+0x7e5/0xc70
[  381.685262]  ? timer_fixup_init+0x70/0x70
[  381.689414]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  381.694443]  ? zap_class+0x640/0x640
[  381.698159]  ? enqueue_hrtimer+0x1a5/0x560
[  381.702396]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  381.707596]  ? find_held_lock+0x36/0x1c0
[  381.711666]  ? zap_class+0x640/0x640
[  381.715393]  ? pvclock_read_flags+0x160/0x160
[  381.719893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.725457]  ? check_preemption_disabled+0x48/0x280
[  381.730481]  ? __lock_is_held+0xb5/0x140
[  381.734539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.740079]  ? check_preemption_disabled+0x48/0x280
[  381.745097]  run_timer_softirq+0x52/0xb0
[  381.749174]  ? rcu_read_lock_sched_held+0x14f/0x180
[  381.754197]  __do_softirq+0x308/0xb7e
[  381.757999]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  381.762493]  ? lock_downgrade+0x900/0x900
[  381.766644]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  381.771753]  ? pvclock_read_flags+0x160/0x160
[  381.776246]  ? lapic_next_event+0x5a/0x90
[  381.780426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.785965]  ? kvm_clock_read+0x18/0x30
[  381.789946]  ? kvm_sched_clock_read+0x9/0x20
[  381.794358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.799896]  ? check_preemption_disabled+0x48/0x280
[  381.804936]  irq_exit+0x17f/0x1c0
[  381.808393]  smp_apic_timer_interrupt+0x1cb/0x760
[  381.813246]  ? smp_reschedule_interrupt+0x109/0x650
[  381.818261]  ? smp_call_function_single_interrupt+0x650/0x650
[  381.824180]  ? interrupt_entry+0xb5/0xc0
[  381.828244]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.833255]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.838286]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.843140]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.848156]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.853182]  ? task_prio+0x50/0x50
[  381.856719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.862252]  ? check_preemption_disabled+0x48/0x280
[  381.867268]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.872128]  apic_timer_interrupt+0xf/0x20
[  381.876349]  </IRQ>
[  381.878587] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  381.883511] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  381.902405] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  381.910108] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  381.917369] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  381.924631] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  381.931893] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  381.939162] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  381.946461]  skb_clone+0x1bb/0x500
[  381.949998]  ? finish_task_switch+0x663/0x910
[  381.954518]  ? skb_split+0x11e0/0x11e0
[  381.958431]  ? preempt_notifier_register+0x200/0x200
[  381.963529]  ? __switch_to_asm+0x34/0x70
[  381.967587]  ? __switch_to_asm+0x34/0x70
[  381.971644]  ? __switch_to_asm+0x40/0x70
[  381.975700]  ? __switch_to_asm+0x34/0x70
[  381.979757]  ? __switch_to_asm+0x40/0x70
[  381.983813]  ? __switch_to_asm+0x34/0x70
[  381.987977]  ? __switch_to_asm+0x40/0x70
[  381.992031]  ? __switch_to_asm+0x34/0x70
[  381.996087]  ? __switch_to_asm+0x34/0x70
[  382.000148]  ? __switch_to_asm+0x40/0x70
[  382.004207]  ? __switch_to_asm+0x34/0x70
[  382.008290]  bpf_clone_redirect+0xb9/0x490
[  382.012537]  ? __schedule+0x8d7/0x21d0
[  382.016431]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  382.021497]  ? __sched_text_start+0x8/0x8
[  382.025645]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.030416]  ? find_held_lock+0x36/0x1c0
[  382.034492]  ? lock_acquire+0x1ed/0x520
[  382.038462]  ? bpf_test_run+0x3cb/0x780
[  382.042431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.047969]  ? check_preemption_disabled+0x48/0x280
[  382.052984]  ? kasan_check_read+0x11/0x20
[  382.057134]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.062404]  ? rcu_softirq_qs+0x20/0x20
[  382.066377]  ? preempt_schedule+0x4d/0x60
[  382.070536]  ? ___preempt_schedule+0x16/0x18
[  382.074957]  ? bpf_test_run+0x25d/0x780
[  382.078950]  ? netlink_diag_dump+0x2a0/0x2a0
[  382.083359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.088892]  ? bpf_test_init.isra.10+0x70/0x100
[  382.093583]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  382.098360]  ? bpf_test_finish.isra.9+0x260/0x260
[  382.103202]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  382.108738]  ? fput+0x130/0x1a0
[  382.112023]  ? __bpf_prog_get+0x9b/0x290
[  382.116101]  ? bpf_test_finish.isra.9+0x260/0x260
[  382.120957]  ? bpf_prog_test_run+0x130/0x1a0
[  382.125394]  ? __x64_sys_bpf+0x3db/0x520
[  382.129451]  ? bpf_prog_get+0x20/0x20
[  382.133316]  ? do_syscall_64+0x1b9/0x820
[  382.137403]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  382.142767]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.147700]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.152719]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  382.157734]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  382.164404]  ? __switch_to_asm+0x40/0x70
[  382.168462]  ? __switch_to_asm+0x34/0x70
[  382.172541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.177396]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  382.182779] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  382.182882] aoe: skb alloc failure
[  382.189034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.189042] Call Trace:
[  382.192649] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.201906]  <IRQ>
[  382.204480] syz-executor2 cpuset=syz2 mems_allowed=0
[  382.214984]  dump_stack+0x244/0x39d
[  382.225817]  ? dump_stack_print_info.cold.1+0x20/0x20
[  382.231017]  warn_alloc.cold.116+0xb7/0x1bd
[  382.235345]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.240206]  ? lock_downgrade+0x900/0x900
[  382.244396]  ? trace_hardirqs_off+0xb8/0x310
[  382.248813]  ? trace_hardirqs_off+0xb8/0x310
[  382.253229]  __alloc_pages_slowpath+0x2651/0x2de0
[  382.258099]  ? warn_alloc+0x120/0x120
[  382.261919]  ? print_usage_bug+0xc0/0xc0
[  382.266002]  ? warn_alloc+0x120/0x120
[  382.269822]  ? warn_alloc+0x120/0x120
[  382.273623]  ? print_usage_bug+0xc0/0xc0
[  382.277695]  ? kvm_clock_read+0x18/0x30
[  382.281755]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  382.286769]  ? print_usage_bug+0xc0/0xc0
[  382.290831]  ? __lock_acquire+0x62f/0x4c20
[  382.295087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.300622]  ? should_fail+0x22d/0xd01
[  382.304508]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.309794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.314900]  ? __lock_acquire+0x62f/0x4c20
[  382.319152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.324267]  ? __lock_acquire+0x62f/0x4c20
[  382.328495]  ? should_fail+0x22d/0xd01
[  382.332377]  ? rcu_irq_exit+0x1a2/0x390
[  382.336379]  ? mark_held_locks+0x130/0x130
[  382.340621]  ? mark_held_locks+0x130/0x130
[  382.344859]  ? mark_held_locks+0xc7/0x130
[  382.349006]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  382.354032]  ? zap_class+0x640/0x640
[  382.357740]  ? print_usage_bug+0xc0/0xc0
[  382.361800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.367349]  ? check_preemption_disabled+0x48/0x280
[  382.372369]  ? __lock_is_held+0xb5/0x140
[  382.376436]  __alloc_pages_nodemask+0xad8/0xea0
[  382.381116]  ? zap_class+0x640/0x640
[  382.384824]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  382.389843]  ? find_held_lock+0x36/0x1c0
[  382.393906]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.398596]  ? lock_downgrade+0x900/0x900
[  382.402742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.408304]  cache_grow_begin+0xa5/0x8c0
[  382.412376]  ? do_raw_spin_unlock+0xa7/0x330
[  382.416785]  fallback_alloc+0x204/0x2e0
[  382.420760]  ____cache_alloc_node+0x1c7/0x1e0
[  382.425257]  kmem_cache_alloc_node+0xe3/0x730
[  382.429753]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.433993]  __alloc_skb+0x119/0x770
[  382.437721]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.443012]  ? netdev_alloc_frag+0x1f0/0x1f0
[  382.447416]  ? lock_downgrade+0x900/0x900
[  382.451562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.457103]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.462566]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.468014]  ? addrconf_rs_timer+0x690/0x690
[  382.472460]  ndisc_alloc_skb+0x144/0x340
[  382.476525]  ndisc_send_rs+0x331/0x6e0
[  382.480433]  addrconf_rs_timer+0x314/0x690
[  382.484717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.488957]  call_timer_fn+0x272/0x920
[  382.492837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.497080]  ? process_timeout+0x40/0x40
[  382.501150]  ? mark_held_locks+0xc7/0x130
[  382.505362]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.509868]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.514380]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.518615]  ? lockdep_hardirqs_on+0x296/0x5b0
[  382.523207]  ? trace_hardirqs_on+0xbd/0x310
[  382.527531]  ? kasan_check_read+0x11/0x20
[  382.531671]  ? __run_timers+0x7da/0xc70
[  382.535646]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.540752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.544989]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.549221]  __run_timers+0x7e5/0xc70
[  382.553027]  ? timer_fixup_init+0x70/0x70
[  382.557179]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.562211]  ? zap_class+0x640/0x640
[  382.565936]  ? print_usage_bug+0xc0/0xc0
[  382.569994]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  382.575197]  ? find_held_lock+0x36/0x1c0
[  382.579264]  ? zap_class+0x640/0x640
[  382.582978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.588515]  ? check_preemption_disabled+0x48/0x280
[  382.593539]  ? __lock_is_held+0xb5/0x140
[  382.597604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.603143]  ? check_preemption_disabled+0x48/0x280
[  382.608166]  run_timer_softirq+0x52/0xb0
[  382.612237]  ? rcu_read_lock_sched_held+0x14f/0x180
[  382.617255]  __do_softirq+0x308/0xb7e
[  382.621061]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  382.625553]  ? lock_downgrade+0x900/0x900
[  382.629711]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  382.634830]  ? pvclock_read_flags+0x160/0x160
[  382.639351]  ? lapic_next_event+0x5a/0x90
[  382.643505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.649051]  ? kvm_clock_read+0x18/0x30
[  382.653025]  ? kvm_sched_clock_read+0x9/0x20
[  382.657490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.663028]  ? check_preemption_disabled+0x48/0x280
[  382.668068]  irq_exit+0x17f/0x1c0
[  382.671540]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.676381]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.682263]  ? interrupt_entry+0xb5/0xc0
[  382.686329]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.691341]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.696362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.701207]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.706226]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.711248]  ? task_prio+0x50/0x50
[  382.714792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.720334]  ? check_preemption_disabled+0x48/0x280
[  382.725356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.730226]  apic_timer_interrupt+0xf/0x20
[  382.734457]  </IRQ>
[  382.736698] RIP: 0010:check_memory_region+0x117/0x1b0
[  382.741892] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  382.760795] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  382.768517] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  382.775782] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  382.783047] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  382.790315] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  382.797595] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  382.804878]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.810188]  kasan_check_read+0x11/0x20
[  382.814186]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.819293]  ? rcu_softirq_qs+0x20/0x20
[  382.823298]  rcu_is_watching+0x10/0x30
[  382.827191]  page_evictable+0x3c0/0x540
[  382.831167]  ? kswapd_stop+0x100/0x100
[  382.835062]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.840193]  ? perf_trace_sched_process_exec+0x860/0x860
[  382.845647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.851206]  ? check_preemption_disabled+0x48/0x280
[  382.856241]  shrink_active_list+0x869/0x1f00
[  382.860663]  ? mark_held_locks+0xc7/0x130
[  382.864826]  ? shrink_inactive_list+0x1c60/0x1c60
[  382.869671]  ? trace_hardirqs_on+0xbd/0x310
[  382.874000]  ? find_held_lock+0x36/0x1c0
[  382.878064]  ? shrink_inactive_list+0xa4a/0x1c60
[  382.882857]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.888001]  ? zap_class+0x640/0x640
[  382.891718]  ? print_usage_bug+0xc0/0xc0
[  382.895809]  ? __page_frag_cache_drain+0x210/0x210
[  382.900739]  ? print_usage_bug+0xc0/0xc0
[  382.904809]  ? mark_held_locks+0xc7/0x130
[  382.908982]  ? find_held_lock+0x36/0x1c0
[  382.913064]  ? zap_class+0x640/0x640
[  382.916778]  ? mark_held_locks+0xc7/0x130
[  382.920939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.926502]  ? check_preemption_disabled+0x48/0x280
[  382.931533]  ? zap_class+0x640/0x640
[  382.935249]  ? __lock_is_held+0xb5/0x140
[  382.939337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.944957]  ? check_preemption_disabled+0x48/0x280
[  382.950040]  ? __lock_is_held+0xb5/0x140
[  382.954168]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.959224]  ? inactive_list_is_low+0x305/0x880
[  382.963925]  ? lruvec_lru_size+0x450/0x450
[  382.968172]  ? kasan_check_read+0x11/0x20
[  382.972344]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  382.977299]  shrink_node_memcg+0x803/0x18f0
[  382.981663]  ? shrink_active_list+0x1f00/0x1f00
[  382.986334]  ? lock_downgrade+0x900/0x900
[  382.990496]  ? check_flush_dependency+0x410/0x410
[  382.995345]  ? kasan_check_read+0x11/0x20
[  382.999496]  ? do_raw_spin_unlock+0xa7/0x330
[  383.003920]  ? ___preempt_schedule+0x16/0x18
[  383.008355]  ? _raw_spin_unlock+0x3f/0x50
[  383.012514]  shrink_node+0x3bc/0x16b0
[  383.016319]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  383.021625]  ? shrink_node_memcg+0x18f0/0x18f0
[  383.026206]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  383.030824]  ? trace_hardirqs_on+0xbd/0x310
[  383.035150]  ? vmpressure+0x271/0x340
[  383.038959]  ? do_raw_spin_trylock+0x270/0x270
[  383.043547]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  383.049087]  ? __cpuset_node_allowed+0x19b/0x660
[  383.053854]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  383.059924]  ? vmpressure+0x1a2/0x340
[  383.063751]  do_try_to_free_pages+0x3e7/0x1290
[  383.068339]  ? zap_class+0x640/0x640
[  383.072075]  ? shrink_node+0x16b0/0x16b0
[  383.076143]  ? __lock_is_held+0xb5/0x140
[  383.080230]  try_to_free_pages+0x4d0/0xb90
[  383.084479]  ? do_try_to_free_pages+0x1290/0x1290
[  383.089340]  ? lock_acquire+0x1ed/0x520
[  383.093318]  ? set_page_refcounted+0x280/0x280
[  383.097924]  ? lock_release+0xa00/0xa00
[  383.101905]  ? _raw_spin_unlock_irq+0x60/0x80
[  383.106446]  ? psi_memstall_enter+0x240/0x2b0
[  383.110953]  ? psi_memstall_tick+0x230/0x230
[  383.115382]  __alloc_pages_slowpath+0xa48/0x2de0
[  383.120410]  ? warn_alloc+0x120/0x120
[  383.124216]  ? mark_held_locks+0x130/0x130
[  383.128464]  ? find_get_entry+0xaae/0x1120
[  383.132727]  ? filemap_map_pages+0x1a20/0x1a20
[  383.137315]  ? zap_class+0x640/0x640
[  383.141040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.146584]  ? check_preemption_disabled+0x48/0x280
[  383.151601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.157138]  ? should_fail+0x22d/0xd01
[  383.161034]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.166140]  ? zap_class+0x640/0x640
[  383.169886]  ? __lock_is_held+0xb5/0x140
[  383.173967]  ? mark_held_locks+0x130/0x130
[  383.178209]  ? lock_release+0xa00/0xa00
[  383.182188]  ? perf_trace_sched_process_exec+0x860/0x860
[  383.187636]  ? xa_load+0x2ba/0x460
[  383.191183]  ? lock_downgrade+0x900/0x900
[  383.195339]  ? __might_sleep+0x95/0x190
[  383.199318]  __alloc_pages_nodemask+0xad8/0xea0
[  383.204001]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  383.209038]  ? __page_cache_alloc+0x191/0x5c0
[  383.213543]  ? xa_load+0x2e1/0x460
[  383.217127]  ? xa_clear_mark+0x40/0x40
[  383.221037]  ? zap_class+0x640/0x640
[  383.224761]  ? zap_class+0x640/0x640
[  383.228472]  ? zap_class+0x640/0x640
[  383.232206]  ? __do_page_cache_readahead+0x663/0x810
[  383.237315]  ? find_held_lock+0x36/0x1c0
[  383.241383]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  383.246937]  alloc_pages_current+0x173/0x350
[  383.251360]  __page_cache_alloc+0x38c/0x5c0
[  383.255685]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.260618]  ? kasan_check_read+0x11/0x20
[  383.264795]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.270093]  ? generic_perform_write+0x6a0/0x6a0
[  383.274880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.280429]  ? check_preemption_disabled+0x48/0x280
[  383.285459]  filemap_fault+0x1595/0x25f0
[  383.289535]  ? __lock_page_or_retry+0xa00/0xa00
[  383.294216]  ? mark_held_locks+0x130/0x130
[  383.298460]  ? filemap_map_pages+0xd6b/0x1a20
[  383.302965]  ? lock_downgrade+0x900/0x900
[  383.307116]  ? check_preemption_disabled+0x48/0x280
[  383.312139]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.317074]  ? kasan_check_read+0x11/0x20
[  383.321220]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.326500]  ? rcu_softirq_qs+0x20/0x20
[  383.330492]  ? filemap_map_pages+0xd92/0x1a20
[  383.335041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.340597]  ? find_get_entries_tag+0x1400/0x1400
[  383.345467]  ? __lock_acquire+0x62f/0x4c20
[  383.349720]  ? lock_acquire+0x1ed/0x520
[  383.353702]  ? ext4_filemap_fault+0x7a/0xad
[  383.358040]  ? lock_release+0xa00/0xa00
[  383.362021]  ? perf_trace_sched_process_exec+0x860/0x860
[  383.367485]  ? print_usage_bug+0xc0/0xc0
[  383.371554]  ? print_usage_bug+0xc0/0xc0
[  383.375656]  ? down_read+0x8d/0x120
[  383.379284]  ? ext4_filemap_fault+0x7a/0xad
[  383.383625]  ? __down_interruptible+0x700/0x700
[  383.388326]  ext4_filemap_fault+0x82/0xad
[  383.392488]  __do_fault+0x100/0x6b0
[  383.396143]  ? pmd_devmap_trans_unstable+0x220/0x220
[  383.401264]  ? mark_held_locks+0x130/0x130
[  383.405521]  ? mark_held_locks+0x130/0x130
[  383.409774]  ? find_held_lock+0x36/0x1c0
[  383.413848]  ? find_held_lock+0x36/0x1c0
[  383.417922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.423470]  __handle_mm_fault+0x3ea0/0x5be0
[  383.427878]  ? poll_select_copy_remaining+0x18c/0x6a0
[  383.433102]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  383.437956]  ? __might_fault+0x12b/0x1e0
[  383.442017]  ? lock_downgrade+0x900/0x900
[  383.446179]  ? zap_class+0x640/0x640
[  383.449924]  ? zap_class+0x640/0x640
[  383.453661]  ? find_held_lock+0x36/0x1c0
[  383.457729]  ? handle_mm_fault+0x42a/0xc70
[  383.461970]  ? lock_downgrade+0x900/0x900
[  383.466127]  ? check_preemption_disabled+0x48/0x280
[  383.471150]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.476107]  ? kasan_check_read+0x11/0x20
[  383.480259]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.485555]  ? rcu_softirq_qs+0x20/0x20
[  383.489535]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.494651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.500207]  ? check_preemption_disabled+0x48/0x280
[  383.505260]  handle_mm_fault+0x54f/0xc70
[  383.509339]  ? __handle_mm_fault+0x5be0/0x5be0
[  383.513946]  ? find_vma+0x34/0x190
[  383.517516]  __do_page_fault+0x5e8/0xe60
[  383.521582]  ? trace_hardirqs_off+0xb8/0x310
[  383.526022]  do_page_fault+0xf2/0x7e0
[  383.529827]  ? vmalloc_sync_all+0x30/0x30
[  383.533982]  ? error_entry+0x70/0xd0
[  383.537699]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.542714]  ? trace_hardirqs_on_caller+0xc0/0x310
[  383.547646]  ? syscall_return_slowpath+0x5e0/0x5e0
[  383.552575]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.557424]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.562450]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.567922]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  383.572995]  ? prepare_exit_to_usermode+0x291/0x3b0
[  383.578028]  ? page_fault+0x8/0x30
[  383.581577]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.586433]  ? page_fault+0x8/0x30
[  383.589979]  page_fault+0x1e/0x30
[  383.593433] RIP: 0033:0x7efe5ebdedd3
[  383.597170] Code: Bad RIP value.
[  383.600540] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  383.605907] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  383.613204] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  383.620484] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  383.627777] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  383.635056] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  383.642400] warn_alloc_show_mem: 1 callbacks suppressed
[  383.642413] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  383.642415] Mem-Info:
[  383.642452] active_anon:51362 inactive_anon:188 isolated_anon:0
[  383.642452]  active_file:14 inactive_file:10 isolated_file:0
[  383.642452]  unevictable:0 dirty:0 writeback:0 unstable:0
[  383.642452]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  383.642452]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  383.642452]  free:13762 free_pcp:570 free_cma:0
[  383.647810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  383.647826] Call Trace:
[  383.655153] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  383.657558]  <IRQ>
[  383.690436] 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
[  383.699796]  dump_stack+0x244/0x39d
[  383.702366] lowmem_reserve[]: 0 2818 6321 6321
[  383.729795]  ? dump_stack_print_info.cold.1+0x20/0x20
[  383.731936] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  383.758064]  warn_alloc.cold.116+0xb7/0x1bd
[  383.761672] lowmem_reserve[]: 0 0 3503 3503
[  383.766279]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.771454] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  383.799145]  ? lock_downgrade+0x900/0x900
[  383.803437] lowmem_reserve[]: 0 0 0 0
[  383.807784]  ? trace_hardirqs_off+0xb8/0x310
[  383.812613] 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
[  383.841603]  ? trace_hardirqs_off+0xb8/0x310
[  383.845722] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  383.849527]  __alloc_pages_slowpath+0x2651/0x2de0
[  383.853923] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  383.867492]  ? warn_alloc+0x120/0x120
[  383.871874] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  383.887140]  ? warn_alloc+0x120/0x120
[  383.891980] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  383.906997]  ? warn_alloc+0x120/0x120
[  383.910787] 268 total pagecache pages
[  383.919636]  ? print_usage_bug+0xc0/0xc0
[  383.923420] 0 pages in swap cache
[  383.932003]  ? check_preemption_disabled+0x48/0x280
[  383.935775] Swap cache stats: add 0, delete 0, find 0/0
[  383.939566]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  383.939586]  ? print_usage_bug+0xc0/0xc0
[  383.943616] Free swap  = 0kB
[  383.943625] Total swap = 0kB
[  383.947076]  ? kasan_check_read+0x11/0x20
[  383.947093]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.952093] 1965979 pages RAM
[  383.957458]  ? rcu_softirq_qs+0x20/0x20
[  383.961935] 0 pages HighMem/MovableOnly
[  383.966004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.968985] 342854 pages reserved
[  383.968992] 0 pages cma reserved
[  383.972015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.976205] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.981411]  ? should_fail+0x22d/0xd01
[  383.981430]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.981449]  ? __lock_acquire+0x62f/0x4c20
[  383.984604] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.988734]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.992689] init cpuset=/ mems_allowed=0
[  383.998285]  ? __lock_acquire+0x62f/0x4c20
[  383.998304]  ? should_fail+0x22d/0xd01
[  384.057282]  ? task_prio+0x50/0x50
[  384.060880]  ? mark_held_locks+0x130/0x130
[  384.065170]  ? mark_held_locks+0x130/0x130
[  384.069439]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.074277]  ? lockdep_hardirqs_on+0x296/0x5b0
[  384.078886]  ? retint_kernel+0x2d/0x2d
[  384.082802]  ? zap_class+0x640/0x640
[  384.086532]  ? print_usage_bug+0xc0/0xc0
[  384.090607]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.096076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.101638]  ? check_preemption_disabled+0x48/0x280
[  384.106703]  ? __lock_is_held+0xb5/0x140
[  384.110796]  __alloc_pages_nodemask+0xad8/0xea0
[  384.115490]  ? zap_class+0x640/0x640
[  384.119746]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  384.124829]  ? find_held_lock+0x36/0x1c0
[  384.128923]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.133620]  ? lock_downgrade+0x900/0x900
[  384.137785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.143342]  cache_grow_begin+0xa5/0x8c0
[  384.147410]  ? do_raw_spin_unlock+0xa7/0x330
[  384.151837]  fallback_alloc+0x204/0x2e0
[  384.155831]  ____cache_alloc_node+0x1c7/0x1e0
[  384.160349]  kmem_cache_alloc_node+0xe3/0x730
[  384.164857]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.169100]  __alloc_skb+0x119/0x770
[  384.172819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.178122]  ? netdev_alloc_frag+0x1f0/0x1f0
[  384.182537]  ? lock_downgrade+0x900/0x900
[  384.186702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.192247]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.197722]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.203199]  ? addrconf_rs_timer+0x690/0x690
[  384.207625]  ndisc_alloc_skb+0x144/0x340
[  384.211716]  ndisc_send_rs+0x331/0x6e0
[  384.215616]  addrconf_rs_timer+0x314/0x690
[  384.219860]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.224126]  call_timer_fn+0x272/0x920
[  384.228020]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.232258]  ? process_timeout+0x40/0x40
[  384.236325]  ? __run_timers+0x7da/0xc70
[  384.240316]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.244842]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.249355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.253594]  ? lockdep_hardirqs_on+0x296/0x5b0
[  384.258193]  ? trace_hardirqs_on+0xbd/0x310
[  384.262524]  ? kasan_check_read+0x11/0x20
[  384.266683]  ? __run_timers+0x7da/0xc70
[  384.270712]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.275840]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  384.280704]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.284951]  __run_timers+0x7e5/0xc70
[  384.288776]  ? timer_fixup_init+0x70/0x70
[  384.292949]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.297984]  ? zap_class+0x640/0x640
[  384.301726]  ? enqueue_hrtimer+0x1a5/0x560
[  384.305991]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  384.311217]  ? find_held_lock+0x36/0x1c0
[  384.315335]  ? zap_class+0x640/0x640
[  384.319088]  ? pvclock_read_flags+0x160/0x160
[  384.323640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.329199]  ? check_preemption_disabled+0x48/0x280
[  384.334241]  ? __lock_is_held+0xb5/0x140
[  384.338321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.343891]  ? check_preemption_disabled+0x48/0x280
[  384.348971]  run_timer_softirq+0x52/0xb0
[  384.353056]  ? rcu_read_lock_sched_held+0x14f/0x180
[  384.358088]  __do_softirq+0x308/0xb7e
[  384.361903]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  384.366426]  ? lock_downgrade+0x900/0x900
[  384.370601]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  384.375748]  ? pvclock_read_flags+0x160/0x160
[  384.380282]  ? lapic_next_event+0x5a/0x90
[  384.384458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.390023]  ? kvm_clock_read+0x18/0x30
[  384.394020]  ? kvm_sched_clock_read+0x9/0x20
[  384.398449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.404011]  ? check_preemption_disabled+0x48/0x280
[  384.409080]  irq_exit+0x17f/0x1c0
[  384.412559]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.417410]  ? smp_reschedule_interrupt+0x109/0x650
[  384.422441]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.428335]  ? interrupt_entry+0xb5/0xc0
[  384.432410]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.437444]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.442484]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.447348]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.452388]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.457447]  ? task_prio+0x50/0x50
[  384.461017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.466583]  ? check_preemption_disabled+0x48/0x280
[  384.471632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.476511]  apic_timer_interrupt+0xf/0x20
[  384.480755]  </IRQ>
[  384.483007] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  384.487972] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  384.506906] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  384.514639] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  384.521936] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  384.529223] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  384.536510] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  384.543802] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  384.551135]  skb_clone+0x1bb/0x500
[  384.554703]  ? finish_task_switch+0x663/0x910
[  384.559221]  ? skb_split+0x11e0/0x11e0
[  384.563131]  ? preempt_notifier_register+0x200/0x200
[  384.568251]  ? __switch_to_asm+0x34/0x70
[  384.572346]  ? __switch_to_asm+0x34/0x70
[  384.576427]  ? __switch_to_asm+0x40/0x70
[  384.580508]  ? __switch_to_asm+0x34/0x70
[  384.584584]  ? __switch_to_asm+0x40/0x70
[  384.588663]  ? __switch_to_asm+0x34/0x70
[  384.592750]  ? __switch_to_asm+0x40/0x70
[  384.596828]  ? __switch_to_asm+0x34/0x70
[  384.600907]  ? __switch_to_asm+0x34/0x70
[  384.604985]  ? __switch_to_asm+0x40/0x70
[  384.609053]  ? __switch_to_asm+0x34/0x70
[  384.613133]  bpf_clone_redirect+0xb9/0x490
[  384.617399]  ? __schedule+0x8d7/0x21d0
[  384.621328]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  384.626360]  ? __sched_text_start+0x8/0x8
[  384.630527]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  384.635329]  ? find_held_lock+0x36/0x1c0
[  384.639413]  ? lock_acquire+0x1ed/0x520
[  384.643500]  ? bpf_test_run+0x3cb/0x780
[  384.647487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.653033]  ? check_preemption_disabled+0x48/0x280
[  384.658060]  ? kasan_check_read+0x11/0x20
[  384.662210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.667493]  ? rcu_softirq_qs+0x20/0x20
[  384.671474]  ? preempt_schedule+0x4d/0x60
[  384.675628]  ? ___preempt_schedule+0x16/0x18
[  384.680849]  ? bpf_test_run+0x25d/0x780
[  384.684843]  ? netlink_diag_dump+0x2a0/0x2a0
[  384.689259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.694798]  ? bpf_test_init.isra.10+0x70/0x100
[  384.699480]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  384.704261]  ? bpf_test_finish.isra.9+0x260/0x260
[  384.709120]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  384.714672]  ? fput+0x130/0x1a0
[  384.717979]  ? __bpf_prog_get+0x9b/0x290
[  384.722062]  ? bpf_test_finish.isra.9+0x260/0x260
[  384.726934]  ? bpf_prog_test_run+0x130/0x1a0
[  384.731384]  ? __x64_sys_bpf+0x3db/0x520
[  384.735456]  ? bpf_prog_get+0x20/0x20
[  384.739291]  ? do_syscall_64+0x1b9/0x820
[  384.743359]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  384.748735]  ? syscall_return_slowpath+0x5e0/0x5e0
[  384.753679]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.758706]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  384.763733]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  384.770405]  ? __switch_to_asm+0x40/0x70
[  384.774467]  ? __switch_to_asm+0x34/0x70
[  384.778537]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.783391]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  384.788780] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  384.788850] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.795033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.795038] Call Trace:
[  384.795045]  <IRQ>
[  384.795066]  dump_stack+0x244/0x39d
[  384.795084]  ? dump_stack_print_info.cold.1+0x20/0x20
[  384.801818] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.810980]  warn_alloc.cold.116+0xb7/0x1bd
[  384.813538] syz-executor2 cpuset=syz2 mems_allowed=0
[  384.815695]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.849207]  ? lock_downgrade+0x900/0x900
[  384.853372]  ? trace_hardirqs_off+0xb8/0x310
[  384.857811]  ? trace_hardirqs_off+0xb8/0x310
[  384.862259]  __alloc_pages_slowpath+0x2651/0x2de0
[  384.867138]  ? warn_alloc+0x120/0x120
[  384.870950]  ? print_usage_bug+0xc0/0xc0
[  384.875031]  ? warn_alloc+0x120/0x120
[  384.878858]  ? warn_alloc+0x120/0x120
[  384.882684]  ? print_usage_bug+0xc0/0xc0
[  384.886768]  ? print_usage_bug+0xc0/0xc0
[  384.890839]  ? __lock_acquire+0x62f/0x4c20
[  384.895115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.900689]  ? should_fail+0x22d/0xd01
[  384.904582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.909695]  ? __lock_acquire+0x62f/0x4c20
[  384.913947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.919060]  ? __lock_acquire+0x62f/0x4c20
[  384.923299]  ? should_fail+0x22d/0xd01
[  384.927197]  ? find_held_lock+0x36/0x1c0
[  384.931284]  ? mark_held_locks+0x130/0x130
[  384.935540]  ? mark_held_locks+0x130/0x130
[  384.939778]  ? zap_class+0x640/0x640
[  384.943500]  ? zap_class+0x640/0x640
[  384.947221]  ? print_usage_bug+0xc0/0xc0
[  384.951282]  ? do_raw_spin_unlock+0xa7/0x330
[  384.955693]  ? zap_class+0x640/0x640
[  384.959426]  ? print_usage_bug+0xc0/0xc0
[  384.963493]  ? wq_watchdog_touch+0x9c/0xfe
[  384.967738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.973278]  ? check_preemption_disabled+0x48/0x280
[  384.978317]  ? __lock_is_held+0xb5/0x140
[  384.982386]  __alloc_pages_nodemask+0xad8/0xea0
[  384.987054]  ? zap_class+0x640/0x640
[  384.990771]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  384.995797]  ? find_held_lock+0x36/0x1c0
[  384.999869]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.004543]  ? lock_downgrade+0x900/0x900
[  385.008729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.014270]  cache_grow_begin+0xa5/0x8c0
[  385.018338]  ? do_raw_spin_unlock+0xa7/0x330
[  385.022754]  fallback_alloc+0x204/0x2e0
[  385.026754]  ____cache_alloc_node+0x1c7/0x1e0
[  385.031272]  kmem_cache_alloc_node+0xe3/0x730
[  385.035766]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.040018]  __alloc_skb+0x119/0x770
[  385.043728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.049014]  ? netdev_alloc_frag+0x1f0/0x1f0
[  385.053443]  ? lock_downgrade+0x900/0x900
[  385.057598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.063153]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.068614]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.074065]  ? addrconf_rs_timer+0x690/0x690
[  385.078491]  ndisc_alloc_skb+0x144/0x340
[  385.082556]  ndisc_send_rs+0x331/0x6e0
[  385.086451]  addrconf_rs_timer+0x314/0x690
[  385.090699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.094952]  call_timer_fn+0x272/0x920
[  385.098841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.103072]  ? process_timeout+0x40/0x40
[  385.107141]  ? mark_held_locks+0xc7/0x130
[  385.111293]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.115788]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.120536]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.124772]  ? lockdep_hardirqs_on+0x296/0x5b0
[  385.129407]  ? trace_hardirqs_on+0xbd/0x310
[  385.133728]  ? kasan_check_read+0x11/0x20
[  385.137876]  ? __run_timers+0x7da/0xc70
[  385.141852]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.146979]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.151262]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.155499]  __run_timers+0x7e5/0xc70
[  385.159329]  ? timer_fixup_init+0x70/0x70
[  385.163482]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.168499]  ? zap_class+0x640/0x640
[  385.172215]  ? print_usage_bug+0xc0/0xc0
[  385.176297]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  385.181509]  ? find_held_lock+0x36/0x1c0
[  385.185578]  ? zap_class+0x640/0x640
[  385.189296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.194848]  ? check_preemption_disabled+0x48/0x280
[  385.199872]  ? __lock_is_held+0xb5/0x140
[  385.203943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.209480]  ? check_preemption_disabled+0x48/0x280
[  385.214518]  run_timer_softirq+0x52/0xb0
[  385.218594]  ? rcu_read_lock_sched_held+0x14f/0x180
[  385.223611]  __do_softirq+0x308/0xb7e
[  385.227417]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  385.231908]  ? lock_downgrade+0x900/0x900
[  385.236070]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  385.241187]  ? pvclock_read_flags+0x160/0x160
[  385.245685]  ? lapic_next_event+0x5a/0x90
[  385.249834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.255372]  ? kvm_clock_read+0x18/0x30
[  385.259359]  ? kvm_sched_clock_read+0x9/0x20
[  385.263769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.269301]  ? check_preemption_disabled+0x48/0x280
[  385.274342]  irq_exit+0x17f/0x1c0
[  385.277795]  smp_apic_timer_interrupt+0x1cb/0x760
[  385.282637]  ? smp_call_function_single_interrupt+0x650/0x650
[  385.288517]  ? interrupt_entry+0xb5/0xc0
[  385.292589]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.297602]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.302617]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.307456]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.312483]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.317497]  ? task_prio+0x50/0x50
[  385.321040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.326579]  ? check_preemption_disabled+0x48/0x280
[  385.331596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.336443]  apic_timer_interrupt+0xf/0x20
[  385.340667]  </IRQ>
[  385.342932] RIP: 0010:check_memory_region+0x117/0x1b0
[  385.348143] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  385.367046] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  385.374752] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  385.382017] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  385.389282] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  385.396549] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  385.403812] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  385.411093]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.416382]  kasan_check_read+0x11/0x20
[  385.420358]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.425510]  ? rcu_softirq_qs+0x20/0x20
[  385.429511]  rcu_is_watching+0x10/0x30
[  385.433401]  page_evictable+0x3c0/0x540
[  385.437379]  ? kswapd_stop+0x100/0x100
[  385.441271]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.446374]  ? perf_trace_sched_process_exec+0x860/0x860
[  385.451858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.457412]  ? check_preemption_disabled+0x48/0x280
[  385.462434]  shrink_active_list+0x869/0x1f00
[  385.466851]  ? mark_held_locks+0xc7/0x130
[  385.471003]  ? shrink_inactive_list+0x1c60/0x1c60
[  385.475845]  ? trace_hardirqs_on+0xbd/0x310
[  385.480180]  ? find_held_lock+0x36/0x1c0
[  385.484237]  ? shrink_inactive_list+0xa4a/0x1c60
[  385.489008]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.494111]  ? zap_class+0x640/0x640
[  385.497829]  ? print_usage_bug+0xc0/0xc0
[  385.501960]  ? __page_frag_cache_drain+0x210/0x210
[  385.506888]  ? print_usage_bug+0xc0/0xc0
[  385.510975]  ? mark_held_locks+0xc7/0x130
[  385.515131]  ? find_held_lock+0x36/0x1c0
[  385.519201]  ? zap_class+0x640/0x640
[  385.522927]  ? mark_held_locks+0xc7/0x130
[  385.527111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.532652]  ? check_preemption_disabled+0x48/0x280
[  385.537675]  ? zap_class+0x640/0x640
[  385.541387]  ? __lock_is_held+0xb5/0x140
[  385.545451]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.551005]  ? check_preemption_disabled+0x48/0x280
[  385.556030]  ? __lock_is_held+0xb5/0x140
[  385.560112]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.565127]  ? inactive_list_is_low+0x305/0x880
[  385.569799]  ? lruvec_lru_size+0x450/0x450
[  385.574049]  ? kasan_check_read+0x11/0x20
[  385.578212]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  385.583151]  shrink_node_memcg+0x803/0x18f0
[  385.587493]  ? shrink_active_list+0x1f00/0x1f00
[  385.592169]  ? lock_downgrade+0x900/0x900
[  385.596334]  ? check_flush_dependency+0x410/0x410
[  385.601215]  ? kasan_check_read+0x11/0x20
[  385.605377]  ? do_raw_spin_unlock+0xa7/0x330
[  385.609790]  ? ___preempt_schedule+0x16/0x18
[  385.614205]  ? _raw_spin_unlock+0x3f/0x50
[  385.618358]  shrink_node+0x3bc/0x16b0
[  385.622159]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  385.627464]  ? shrink_node_memcg+0x18f0/0x18f0
[  385.632061]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  385.636644]  ? trace_hardirqs_on+0xbd/0x310
[  385.640968]  ? vmpressure+0x271/0x340
[  385.644779]  ? do_raw_spin_trylock+0x270/0x270
[  385.649396]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  385.654938]  ? __cpuset_node_allowed+0x19b/0x660
[  385.659700]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  385.665407]  ? vmpressure+0x1a2/0x340
[  385.669216]  do_try_to_free_pages+0x3e7/0x1290
[  385.673799]  ? zap_class+0x640/0x640
[  385.677545]  ? shrink_node+0x16b0/0x16b0
[  385.681606]  ? __lock_is_held+0xb5/0x140
[  385.685690]  try_to_free_pages+0x4d0/0xb90
[  385.689942]  ? do_try_to_free_pages+0x1290/0x1290
[  385.694822]  ? lock_acquire+0x1ed/0x520
[  385.698818]  ? set_page_refcounted+0x280/0x280
[  385.703401]  ? lock_release+0xa00/0xa00
[  385.707375]  ? _raw_spin_unlock_irq+0x60/0x80
[  385.711869]  ? psi_memstall_enter+0x240/0x2b0
[  385.716369]  ? psi_memstall_tick+0x230/0x230
[  385.720808]  __alloc_pages_slowpath+0xa48/0x2de0
[  385.725591]  ? warn_alloc+0x120/0x120
[  385.729390]  ? mark_held_locks+0x130/0x130
[  385.733630]  ? find_get_entry+0xaae/0x1120
[  385.737876]  ? filemap_map_pages+0x1a20/0x1a20
[  385.742480]  ? zap_class+0x640/0x640
[  385.746204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.751743]  ? check_preemption_disabled+0x48/0x280
[  385.756758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.762295]  ? should_fail+0x22d/0xd01
[  385.766193]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.771327]  ? zap_class+0x640/0x640
[  385.775066]  ? __lock_is_held+0xb5/0x140
[  385.779134]  ? mark_held_locks+0x130/0x130
[  385.783387]  ? lock_release+0xa00/0xa00
[  385.787362]  ? perf_trace_sched_process_exec+0x860/0x860
[  385.792828]  ? xa_load+0x2ba/0x460
[  385.796370]  ? lock_downgrade+0x900/0x900
[  385.800537]  ? __might_sleep+0x95/0x190
[  385.804517]  __alloc_pages_nodemask+0xad8/0xea0
[  385.809213]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  385.814232]  ? __page_cache_alloc+0x191/0x5c0
[  385.818727]  ? xa_load+0x2e1/0x460
[  385.822269]  ? xa_clear_mark+0x40/0x40
[  385.826156]  ? zap_class+0x640/0x640
[  385.829911]  ? zap_class+0x640/0x640
[  385.833664]  ? zap_class+0x640/0x640
[  385.837379]  ? __do_page_cache_readahead+0x663/0x810
[  385.842489]  ? find_held_lock+0x36/0x1c0
[  385.846585]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  385.852126]  alloc_pages_current+0x173/0x350
[  385.856541]  __page_cache_alloc+0x38c/0x5c0
[  385.860863]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.865791]  ? kasan_check_read+0x11/0x20
[  385.869945]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.875250]  ? generic_perform_write+0x6a0/0x6a0
[  385.880021]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.885578]  ? check_preemption_disabled+0x48/0x280
[  385.890611]  filemap_fault+0x1595/0x25f0
[  385.894686]  ? __lock_page_or_retry+0xa00/0xa00
[  385.899354]  ? mark_held_locks+0x130/0x130
[  385.903604]  ? filemap_map_pages+0xd6b/0x1a20
[  385.908108]  ? lock_downgrade+0x900/0x900
[  385.912253]  ? check_preemption_disabled+0x48/0x280
[  385.917273]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  385.922210]  ? kasan_check_read+0x11/0x20
[  385.926355]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.931627]  ? rcu_softirq_qs+0x20/0x20
[  385.935615]  ? filemap_map_pages+0xd92/0x1a20
[  385.940114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.945653]  ? find_get_entries_tag+0x1400/0x1400
[  385.950514]  ? __lock_acquire+0x62f/0x4c20
[  385.954762]  ? lock_acquire+0x1ed/0x520
[  385.958731]  ? ext4_filemap_fault+0x7a/0xad
[  385.963056]  ? lock_release+0xa00/0xa00
[  385.967031]  ? perf_trace_sched_process_exec+0x860/0x860
[  385.972482]  ? print_usage_bug+0xc0/0xc0
[  385.976553]  ? print_usage_bug+0xc0/0xc0
[  385.980622]  ? down_read+0x8d/0x120
[  385.984247]  ? ext4_filemap_fault+0x7a/0xad
[  385.988803]  ? __down_interruptible+0x700/0x700
[  385.993479]  ext4_filemap_fault+0x82/0xad
[  385.997634]  __do_fault+0x100/0x6b0
[  386.001279]  ? pmd_devmap_trans_unstable+0x220/0x220
[  386.006384]  ? mark_held_locks+0x130/0x130
[  386.010623]  ? mark_held_locks+0x130/0x130
[  386.014857]  ? find_held_lock+0x36/0x1c0
[  386.018933]  ? find_held_lock+0x36/0x1c0
[  386.023005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.028549]  __handle_mm_fault+0x3ea0/0x5be0
[  386.032975]  ? poll_select_copy_remaining+0x18c/0x6a0
[  386.038179]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  386.043063]  ? __might_fault+0x12b/0x1e0
[  386.047145]  ? lock_downgrade+0x900/0x900
[  386.051319]  ? zap_class+0x640/0x640
[  386.055029]  ? zap_class+0x640/0x640
[  386.058751]  ? find_held_lock+0x36/0x1c0
[  386.062823]  ? handle_mm_fault+0x42a/0xc70
[  386.067060]  ? lock_downgrade+0x900/0x900
[  386.071215]  ? check_preemption_disabled+0x48/0x280
[  386.076254]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.081194]  ? kasan_check_read+0x11/0x20
[  386.085343]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.090618]  ? rcu_softirq_qs+0x20/0x20
[  386.094604]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.099726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.105268]  ? check_preemption_disabled+0x48/0x280
[  386.110293]  handle_mm_fault+0x54f/0xc70
[  386.114360]  ? __handle_mm_fault+0x5be0/0x5be0
[  386.119013]  ? find_vma+0x34/0x190
[  386.122577]  __do_page_fault+0x5e8/0xe60
[  386.126650]  ? trace_hardirqs_off+0xb8/0x310
[  386.131088]  do_page_fault+0xf2/0x7e0
[  386.134884]  ? vmalloc_sync_all+0x30/0x30
[  386.139053]  ? error_entry+0x70/0xd0
[  386.142771]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.147788]  ? trace_hardirqs_on_caller+0xc0/0x310
[  386.152718]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.157647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.162488]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.167503]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.172969]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  386.177986]  ? prepare_exit_to_usermode+0x291/0x3b0
[  386.183013]  ? page_fault+0x8/0x30
[  386.186566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.191415]  ? page_fault+0x8/0x30
[  386.194972]  page_fault+0x1e/0x30
[  386.198424] RIP: 0033:0x7efe5ebdedd3
[  386.202145] Code: Bad RIP value.
[  386.205513] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  386.210878] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  386.218142] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  386.225432] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  386.232697] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  386.239960] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  386.247311] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  386.247316] warn_alloc_show_mem: 1 callbacks suppressed
[  386.247323] Mem-Info:
[  386.254592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.259970] active_anon:51362 inactive_anon:188 isolated_anon:0
[  386.259970]  active_file:14 inactive_file:10 isolated_file:0
[  386.259970]  unevictable:0 dirty:0 writeback:0 unstable:0
[  386.259970]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  386.259970]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  386.259970]  free:13762 free_pcp:570 free_cma:0
[  386.262344] Call Trace:
[  386.271706] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  386.271739] 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
[  386.304600]  <IRQ>
[  386.307163] lowmem_reserve[]: 0 2818 6321 6321
[  386.334568]  dump_stack+0x244/0x39d
[  386.360645] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  386.362796]  ? dump_stack_print_info.cold.1+0x20/0x20
[  386.367354] lowmem_reserve[]: 0 0 3503 3503
[  386.370984]  warn_alloc.cold.116+0xb7/0x1bd
[  386.398620] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  386.403805]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.408100] lowmem_reserve[]: 0 0 0 0
[  386.412434]  ? lock_downgrade+0x900/0x900
[  386.441378] 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
[  386.446234]  ? trace_hardirqs_off+0xb8/0x310
[  386.450003] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  386.454145]  ? trace_hardirqs_off+0xb8/0x310
[  386.467636] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  386.472037]  __alloc_pages_slowpath+0x2651/0x2de0
[  386.487291] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  386.491713]  ? warn_alloc+0x120/0x120
[  386.506675] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  386.506680] 268 total pagecache pages
[  386.506696] 0 pages in swap cache
[  386.511536]  ? warn_alloc+0x120/0x120
[  386.520347] Swap cache stats: add 0, delete 0, find 0/0
[  386.524137]  ? zap_class+0x640/0x640
[  386.532681] Free swap  = 0kB
[  386.532690] Total swap = 0kB
[  386.536480]  ? warn_alloc+0x120/0x120
[  386.539909] 1965979 pages RAM
[  386.543712]  ? print_usage_bug+0xc0/0xc0
[  386.549049] 0 pages HighMem/MovableOnly
[  386.552752]  ? print_usage_bug+0xc0/0xc0
[  386.555743] 342854 pages reserved
[  386.558766]  ? __lock_is_held+0xb5/0x140
[  386.562539] 0 pages cma reserved
[  386.565638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.569729] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  386.573639]  ? should_fail+0x22d/0xd01
[  386.573657]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.573673]  ? __lock_acquire+0x62f/0x4c20
[  386.577783] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  386.581159]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.585196] init cpuset=/ mems_allowed=0
[  386.588557]  ? __lock_acquire+0x62f/0x4c20
[  386.636816]  ? should_fail+0x22d/0xd01
[  386.640719]  ? mark_held_locks+0x130/0x130
[  386.644959]  ? mark_held_locks+0x130/0x130
[  386.649199]  ? __enqueue_entity+0x10d/0x1f0
[  386.653546]  ? zap_class+0x640/0x640
[  386.657260]  ? print_usage_bug+0xc0/0xc0
[  386.661321]  ? __lock_acquire+0x62f/0x4c20
[  386.665558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.671100]  ? check_preemption_disabled+0x48/0x280
[  386.676129]  ? __lock_is_held+0xb5/0x140
[  386.680198]  __alloc_pages_nodemask+0xad8/0xea0
[  386.684864]  ? zap_class+0x640/0x640
[  386.688579]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  386.693604]  ? find_held_lock+0x36/0x1c0
[  386.697687]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.702361]  ? lock_downgrade+0x900/0x900
[  386.706516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.712064]  cache_grow_begin+0xa5/0x8c0
[  386.716150]  ? do_raw_spin_unlock+0xa7/0x330
[  386.720580]  fallback_alloc+0x204/0x2e0
[  386.724560]  ____cache_alloc_node+0x1c7/0x1e0
[  386.729064]  kmem_cache_alloc_node+0xe3/0x730
[  386.733560]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.737806]  __alloc_skb+0x119/0x770
[  386.741533]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.746817]  ? netdev_alloc_frag+0x1f0/0x1f0
[  386.751226]  ? lock_downgrade+0x900/0x900
[  386.755382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.760928]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.766389]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.771840]  ? addrconf_rs_timer+0x690/0x690
[  386.776255]  ndisc_alloc_skb+0x144/0x340
[  386.780322]  ndisc_send_rs+0x331/0x6e0
[  386.784216]  addrconf_rs_timer+0x314/0x690
[  386.788475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.792722]  call_timer_fn+0x272/0x920
[  386.796621]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.800857]  ? process_timeout+0x40/0x40
[  386.804963]  ? __run_timers+0x7da/0xc70
[  386.808949]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.813444]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.817939]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.822180]  ? lockdep_hardirqs_on+0x296/0x5b0
[  386.826767]  ? trace_hardirqs_on+0xbd/0x310
[  386.831085]  ? kasan_check_read+0x11/0x20
[  386.835227]  ? __run_timers+0x7da/0xc70
[  386.839216]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.844358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.848602]  __run_timers+0x7e5/0xc70
[  386.852412]  ? timer_fixup_init+0x70/0x70
[  386.856560]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  386.861605]  ? zap_class+0x640/0x640
[  386.865355]  ? enqueue_hrtimer+0x1a5/0x560
[  386.869595]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  386.874790]  ? find_held_lock+0x36/0x1c0
[  386.878879]  ? zap_class+0x640/0x640
[  386.882610]  ? pvclock_read_flags+0x160/0x160
[  386.887109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.892647]  ? check_preemption_disabled+0x48/0x280
[  386.897707]  ? __lock_is_held+0xb5/0x140
[  386.901798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.907332]  ? check_preemption_disabled+0x48/0x280
[  386.912353]  run_timer_softirq+0x52/0xb0
[  386.916418]  ? rcu_read_lock_sched_held+0x14f/0x180
[  386.921447]  __do_softirq+0x308/0xb7e
[  386.925254]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  386.929749]  ? lock_downgrade+0x900/0x900
[  386.933925]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  386.939037]  ? pvclock_read_flags+0x160/0x160
[  386.943651]  ? lapic_next_event+0x5a/0x90
[  386.947822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.953380]  ? kvm_clock_read+0x18/0x30
[  386.957358]  ? kvm_sched_clock_read+0x9/0x20
[  386.961770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.967309]  ? check_preemption_disabled+0x48/0x280
[  386.972333]  irq_exit+0x17f/0x1c0
[  386.975790]  smp_apic_timer_interrupt+0x1cb/0x760
[  386.980631]  ? smp_reschedule_interrupt+0x109/0x650
[  386.985651]  ? smp_call_function_single_interrupt+0x650/0x650
[  386.991566]  ? interrupt_entry+0xb5/0xc0
[  386.995647]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.000666]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.005695]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.010572]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.015588]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.020607]  ? task_prio+0x50/0x50
[  387.024166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.029707]  ? check_preemption_disabled+0x48/0x280
[  387.034731]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.039584]  apic_timer_interrupt+0xf/0x20
[  387.043815]  </IRQ>
[  387.046056] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  387.050987] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  387.069902] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  387.077637] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  387.084902] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  387.092177] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  387.099563] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  387.106828] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  387.114144]  skb_clone+0x1bb/0x500
[  387.118141]  ? finish_task_switch+0x663/0x910
[  387.122638]  ? skb_split+0x11e0/0x11e0
[  387.126534]  ? preempt_notifier_register+0x200/0x200
[  387.131639]  ? __switch_to_asm+0x34/0x70
[  387.135704]  ? __switch_to_asm+0x34/0x70
[  387.139763]  ? __switch_to_asm+0x40/0x70
[  387.143820]  ? __switch_to_asm+0x34/0x70
[  387.147878]  ? __switch_to_asm+0x40/0x70
[  387.151942]  ? __switch_to_asm+0x34/0x70
[  387.156433]  ? __switch_to_asm+0x40/0x70
[  387.160505]  ? __switch_to_asm+0x34/0x70
[  387.164583]  ? __switch_to_asm+0x34/0x70
[  387.168645]  ? __switch_to_asm+0x40/0x70
[  387.172753]  ? __switch_to_asm+0x34/0x70
[  387.176819]  bpf_clone_redirect+0xb9/0x490
[  387.181059]  ? __schedule+0x8d7/0x21d0
[  387.184961]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  387.189979]  ? __sched_text_start+0x8/0x8
[  387.194176]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.198980]  ? find_held_lock+0x36/0x1c0
[  387.203064]  ? lock_acquire+0x1ed/0x520
[  387.207068]  ? bpf_test_run+0x3cb/0x780
[  387.211048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.216590]  ? check_preemption_disabled+0x48/0x280
[  387.221615]  ? kasan_check_read+0x11/0x20
[  387.225777]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.231053]  ? rcu_softirq_qs+0x20/0x20
[  387.235041]  ? preempt_schedule+0x4d/0x60
[  387.239241]  ? ___preempt_schedule+0x16/0x18
[  387.243657]  ? bpf_test_run+0x25d/0x780
[  387.247649]  ? netlink_diag_dump+0x2a0/0x2a0
[  387.252060]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.257604]  ? bpf_test_init.isra.10+0x70/0x100
[  387.262280]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  387.267047]  ? bpf_test_finish.isra.9+0x260/0x260
[  387.271905]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  387.277465]  ? fput+0x130/0x1a0
[  387.280748]  ? __bpf_prog_get+0x9b/0x290
[  387.284817]  ? bpf_test_finish.isra.9+0x260/0x260
[  387.289657]  ? bpf_prog_test_run+0x130/0x1a0
[  387.294072]  ? __x64_sys_bpf+0x3db/0x520
[  387.298135]  ? bpf_prog_get+0x20/0x20
[  387.301963]  ? do_syscall_64+0x1b9/0x820
[  387.306022]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  387.311389]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.316323]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.321338]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  387.326368]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  387.333032]  ? __switch_to_asm+0x40/0x70
[  387.337092]  ? __switch_to_asm+0x34/0x70
[  387.341163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.346011]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  387.351388] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  387.351456] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.357634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.357642] Call Trace:
[  387.364210] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.373465]  <IRQ>
[  387.376051] syz-executor2 cpuset=syz2 mems_allowed=0
[  387.386544]  dump_stack+0x244/0x39d
[  387.397377]  ? dump_stack_print_info.cold.1+0x20/0x20
[  387.402578]  warn_alloc.cold.116+0xb7/0x1bd
[  387.406905]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.411759]  ? lock_downgrade+0x900/0x900
[  387.415927]  ? trace_hardirqs_off+0xb8/0x310
[  387.420342]  ? trace_hardirqs_off+0xb8/0x310
[  387.424759]  __alloc_pages_slowpath+0x2651/0x2de0
[  387.429631]  ? warn_alloc+0x120/0x120
[  387.433437]  ? print_usage_bug+0xc0/0xc0
[  387.437501]  ? warn_alloc+0x120/0x120
[  387.441307]  ? warn_alloc+0x120/0x120
[  387.445122]  ? print_usage_bug+0xc0/0xc0
[  387.449195]  ? print_usage_bug+0xc0/0xc0
[  387.453308]  ? __lock_acquire+0x62f/0x4c20
[  387.457549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.463087]  ? should_fail+0x22d/0xd01
[  387.466979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.472083]  ? __lock_acquire+0x62f/0x4c20
[  387.476325]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.481444]  ? __lock_acquire+0x62f/0x4c20
[  387.485678]  ? should_fail+0x22d/0xd01
[  387.489562]  ? find_held_lock+0x36/0x1c0
[  387.493647]  ? mark_held_locks+0x130/0x130
[  387.497903]  ? mark_held_locks+0x130/0x130
[  387.502174]  ? zap_class+0x640/0x640
[  387.505893]  ? zap_class+0x640/0x640
[  387.509648]  ? print_usage_bug+0xc0/0xc0
[  387.513704]  ? do_raw_spin_unlock+0xa7/0x330
[  387.518115]  ? zap_class+0x640/0x640
[  387.521825]  ? print_usage_bug+0xc0/0xc0
[  387.525885]  ? wq_watchdog_touch+0x9c/0xfe
[  387.530132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.535681]  ? check_preemption_disabled+0x48/0x280
[  387.540704]  ? __lock_is_held+0xb5/0x140
[  387.544773]  __alloc_pages_nodemask+0xad8/0xea0
[  387.549440]  ? zap_class+0x640/0x640
[  387.553158]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  387.558200]  ? find_held_lock+0x36/0x1c0
[  387.562302]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.566969]  ? lock_downgrade+0x900/0x900
[  387.571124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.576670]  cache_grow_begin+0xa5/0x8c0
[  387.580730]  ? do_raw_spin_unlock+0xa7/0x330
[  387.585144]  fallback_alloc+0x204/0x2e0
[  387.589132]  ____cache_alloc_node+0x1c7/0x1e0
[  387.593630]  kmem_cache_alloc_node+0xe3/0x730
[  387.598125]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.602368]  __alloc_skb+0x119/0x770
[  387.606096]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.611375]  ? netdev_alloc_frag+0x1f0/0x1f0
[  387.615782]  ? lock_downgrade+0x900/0x900
[  387.619948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.625487]  ? refcount_sub_and_test_checked+0x203/0x310
[  387.630962]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  387.636432]  ? addrconf_rs_timer+0x690/0x690
[  387.640855]  ndisc_alloc_skb+0x144/0x340
[  387.644949]  ndisc_send_rs+0x331/0x6e0
[  387.648861]  addrconf_rs_timer+0x314/0x690
[  387.653118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.657365]  call_timer_fn+0x272/0x920
[  387.661268]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.665502]  ? process_timeout+0x40/0x40
[  387.669570]  ? mark_held_locks+0xc7/0x130
[  387.673721]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.678209]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.682695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.686936]  ? lockdep_hardirqs_on+0x296/0x5b0
[  387.691521]  ? trace_hardirqs_on+0xbd/0x310
[  387.695840]  ? kasan_check_read+0x11/0x20
[  387.699987]  ? __run_timers+0x7da/0xc70
[  387.703964]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.709087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.713331]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.717564]  __run_timers+0x7e5/0xc70
[  387.721378]  ? timer_fixup_init+0x70/0x70
[  387.725531]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  387.730547]  ? zap_class+0x640/0x640
[  387.734264]  ? print_usage_bug+0xc0/0xc0
[  387.738330]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  387.743525]  ? find_held_lock+0x36/0x1c0
[  387.747594]  ? zap_class+0x640/0x640
[  387.751312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.756851]  ? check_preemption_disabled+0x48/0x280
[  387.761874]  ? __lock_is_held+0xb5/0x140
[  387.765941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.771479]  ? check_preemption_disabled+0x48/0x280
[  387.776500]  run_timer_softirq+0x52/0xb0
[  387.780562]  ? rcu_read_lock_sched_held+0x14f/0x180
[  387.785579]  __do_softirq+0x308/0xb7e
[  387.789385]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  387.793882]  ? lock_downgrade+0x900/0x900
[  387.798035]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  387.803148]  ? pvclock_read_flags+0x160/0x160
[  387.807645]  ? lapic_next_event+0x5a/0x90
[  387.811812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.817389]  ? kvm_clock_read+0x18/0x30
[  387.821361]  ? kvm_sched_clock_read+0x9/0x20
[  387.825775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.831324]  ? check_preemption_disabled+0x48/0x280
[  387.836354]  irq_exit+0x17f/0x1c0
[  387.839807]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.844654]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.850538]  ? interrupt_entry+0xb5/0xc0
[  387.854599]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.859612]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.864655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.869498]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.874517]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.879535]  ? task_prio+0x50/0x50
[  387.883076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.888612]  ? check_preemption_disabled+0x48/0x280
[  387.893632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.898479]  apic_timer_interrupt+0xf/0x20
[  387.902721]  </IRQ>
[  387.904977] RIP: 0010:check_memory_region+0x117/0x1b0
[  387.910171] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  387.929076] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  387.936779] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  387.944047] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  387.951331] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  387.958598] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  387.965863] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  387.973143]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.978433]  kasan_check_read+0x11/0x20
[  387.982418]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.987763]  ? rcu_softirq_qs+0x20/0x20
[  387.991742]  rcu_is_watching+0x10/0x30
[  387.995625]  page_evictable+0x3c0/0x540
[  387.999596]  ? kswapd_stop+0x100/0x100
[  388.003488]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.008592]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.014043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.019580]  ? check_preemption_disabled+0x48/0x280
[  388.024608]  shrink_active_list+0x869/0x1f00
[  388.029024]  ? mark_held_locks+0xc7/0x130
[  388.033182]  ? shrink_inactive_list+0x1c60/0x1c60
[  388.038042]  ? trace_hardirqs_on+0xbd/0x310
[  388.042361]  ? find_held_lock+0x36/0x1c0
[  388.046419]  ? shrink_inactive_list+0xa4a/0x1c60
[  388.051175]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.056297]  ? zap_class+0x640/0x640
[  388.060033]  ? print_usage_bug+0xc0/0xc0
[  388.064111]  ? __page_frag_cache_drain+0x210/0x210
[  388.069040]  ? print_usage_bug+0xc0/0xc0
[  388.073107]  ? mark_held_locks+0xc7/0x130
[  388.077261]  ? find_held_lock+0x36/0x1c0
[  388.081326]  ? zap_class+0x640/0x640
[  388.085041]  ? mark_held_locks+0xc7/0x130
[  388.089249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.094797]  ? check_preemption_disabled+0x48/0x280
[  388.099825]  ? zap_class+0x640/0x640
[  388.103541]  ? __lock_is_held+0xb5/0x140
[  388.107615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.113151]  ? check_preemption_disabled+0x48/0x280
[  388.118193]  ? __lock_is_held+0xb5/0x140
[  388.122269]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.127286]  ? inactive_list_is_low+0x305/0x880
[  388.131963]  ? lruvec_lru_size+0x450/0x450
[  388.136229]  ? kasan_check_read+0x11/0x20
[  388.140390]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  388.145330]  shrink_node_memcg+0x803/0x18f0
[  388.149682]  ? shrink_active_list+0x1f00/0x1f00
[  388.154372]  ? lock_downgrade+0x900/0x900
[  388.158520]  ? check_flush_dependency+0x410/0x410
[  388.163379]  ? kasan_check_read+0x11/0x20
[  388.167525]  ? do_raw_spin_unlock+0xa7/0x330
[  388.171943]  ? ___preempt_schedule+0x16/0x18
[  388.176362]  ? _raw_spin_unlock+0x3f/0x50
[  388.180517]  shrink_node+0x3bc/0x16b0
[  388.184316]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  388.189642]  ? shrink_node_memcg+0x18f0/0x18f0
[  388.194221]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  388.198807]  ? trace_hardirqs_on+0xbd/0x310
[  388.203130]  ? vmpressure+0x271/0x340
[  388.206938]  ? do_raw_spin_trylock+0x270/0x270
[  388.211522]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  388.217053]  ? __cpuset_node_allowed+0x19b/0x660
[  388.221813]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  388.227520]  ? vmpressure+0x1a2/0x340
[  388.231324]  do_try_to_free_pages+0x3e7/0x1290
[  388.235900]  ? zap_class+0x640/0x640
[  388.239646]  ? shrink_node+0x16b0/0x16b0
[  388.243705]  ? __lock_is_held+0xb5/0x140
[  388.247771]  try_to_free_pages+0x4d0/0xb90
[  388.252006]  ? do_try_to_free_pages+0x1290/0x1290
[  388.256850]  ? lock_acquire+0x1ed/0x520
[  388.260820]  ? set_page_refcounted+0x280/0x280
[  388.265408]  ? lock_release+0xa00/0xa00
[  388.269379]  ? _raw_spin_unlock_irq+0x60/0x80
[  388.273870]  ? psi_memstall_enter+0x240/0x2b0
[  388.278365]  ? psi_memstall_tick+0x230/0x230
[  388.282780]  __alloc_pages_slowpath+0xa48/0x2de0
[  388.287576]  ? warn_alloc+0x120/0x120
[  388.291392]  ? mark_held_locks+0x130/0x130
[  388.295628]  ? find_get_entry+0xaae/0x1120
[  388.299875]  ? filemap_map_pages+0x1a20/0x1a20
[  388.304462]  ? zap_class+0x640/0x640
[  388.308195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.313733]  ? check_preemption_disabled+0x48/0x280
[  388.318751]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.324290]  ? should_fail+0x22d/0xd01
[  388.328183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.333287]  ? zap_class+0x640/0x640
[  388.337029]  ? __lock_is_held+0xb5/0x140
[  388.341100]  ? mark_held_locks+0x130/0x130
[  388.345336]  ? lock_release+0xa00/0xa00
[  388.349315]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.354763]  ? xa_load+0x2ba/0x460
[  388.358303]  ? lock_downgrade+0x900/0x900
[  388.362455]  ? __might_sleep+0x95/0x190
[  388.366440]  __alloc_pages_nodemask+0xad8/0xea0
[  388.371117]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  388.376151]  ? __page_cache_alloc+0x191/0x5c0
[  388.380647]  ? xa_load+0x2e1/0x460
[  388.384240]  ? xa_clear_mark+0x40/0x40
[  388.388144]  ? zap_class+0x640/0x640
[  388.391865]  ? zap_class+0x640/0x640
[  388.395573]  ? zap_class+0x640/0x640
[  388.399340]  ? __do_page_cache_readahead+0x663/0x810
[  388.404452]  ? find_held_lock+0x36/0x1c0
[  388.408520]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  388.414063]  alloc_pages_current+0x173/0x350
[  388.418483]  __page_cache_alloc+0x38c/0x5c0
[  388.422806]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.427735]  ? kasan_check_read+0x11/0x20
[  388.431882]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.437159]  ? generic_perform_write+0x6a0/0x6a0
[  388.441945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.447486]  ? check_preemption_disabled+0x48/0x280
[  388.452512]  filemap_fault+0x1595/0x25f0
[  388.456601]  ? __lock_page_or_retry+0xa00/0xa00
[  388.461283]  ? mark_held_locks+0x130/0x130
[  388.465529]  ? filemap_map_pages+0xd6b/0x1a20
[  388.470024]  ? lock_downgrade+0x900/0x900
[  388.474168]  ? check_preemption_disabled+0x48/0x280
[  388.479196]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.484146]  ? kasan_check_read+0x11/0x20
[  388.488311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.493591]  ? rcu_softirq_qs+0x20/0x20
[  388.497577]  ? filemap_map_pages+0xd92/0x1a20
[  388.502076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.507634]  ? find_get_entries_tag+0x1400/0x1400
[  388.512480]  ? __lock_acquire+0x62f/0x4c20
[  388.516727]  ? lock_acquire+0x1ed/0x520
[  388.520703]  ? ext4_filemap_fault+0x7a/0xad
[  388.525048]  ? lock_release+0xa00/0xa00
[  388.529032]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.534496]  ? print_usage_bug+0xc0/0xc0
[  388.538557]  ? print_usage_bug+0xc0/0xc0
[  388.542625]  ? down_read+0x8d/0x120
[  388.546281]  ? ext4_filemap_fault+0x7a/0xad
[  388.550597]  ? __down_interruptible+0x700/0x700
[  388.555289]  ext4_filemap_fault+0x82/0xad
[  388.559466]  __do_fault+0x100/0x6b0
[  388.563099]  ? pmd_devmap_trans_unstable+0x220/0x220
[  388.568208]  ? mark_held_locks+0x130/0x130
[  388.572438]  ? mark_held_locks+0x130/0x130
[  388.576682]  ? find_held_lock+0x36/0x1c0
[  388.580745]  ? find_held_lock+0x36/0x1c0
[  388.584810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.590348]  __handle_mm_fault+0x3ea0/0x5be0
[  388.594756]  ? poll_select_copy_remaining+0x18c/0x6a0
[  388.599957]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  388.604807]  ? __might_fault+0x12b/0x1e0
[  388.608888]  ? lock_downgrade+0x900/0x900
[  388.613070]  ? zap_class+0x640/0x640
[  388.616780]  ? zap_class+0x640/0x640
[  388.620511]  ? find_held_lock+0x36/0x1c0
[  388.624586]  ? handle_mm_fault+0x42a/0xc70
[  388.628848]  ? lock_downgrade+0x900/0x900
[  388.633013]  ? check_preemption_disabled+0x48/0x280
[  388.638035]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.642978]  ? kasan_check_read+0x11/0x20
[  388.647126]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.652403]  ? rcu_softirq_qs+0x20/0x20
[  388.656391]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.661500]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.667044]  ? check_preemption_disabled+0x48/0x280
[  388.672071]  handle_mm_fault+0x54f/0xc70
[  388.676140]  ? __handle_mm_fault+0x5be0/0x5be0
[  388.680732]  ? find_vma+0x34/0x190
[  388.684277]  __do_page_fault+0x5e8/0xe60
[  388.688337]  ? trace_hardirqs_off+0xb8/0x310
[  388.692758]  do_page_fault+0xf2/0x7e0
[  388.696561]  ? vmalloc_sync_all+0x30/0x30
[  388.700714]  ? error_entry+0x70/0xd0
[  388.704447]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.709461]  ? trace_hardirqs_on_caller+0xc0/0x310
[  388.714393]  ? syscall_return_slowpath+0x5e0/0x5e0
[  388.719325]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.724169]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.729196]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.734653]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  388.739673]  ? prepare_exit_to_usermode+0x291/0x3b0
[  388.744725]  ? page_fault+0x8/0x30
[  388.748264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.753114]  ? page_fault+0x8/0x30
[  388.756658]  page_fault+0x1e/0x30
[  388.760110] RIP: 0033:0x7efe5ebdedd3
[  388.763829] Code: Bad RIP value.
[  388.767193] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  388.772558] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  388.779834] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  388.787099] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  388.794366] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  388.801630] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  388.808951] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  388.808956] warn_alloc_show_mem: 1 callbacks suppressed
[  388.808963] Mem-Info:
[  388.816251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  388.821619] active_anon:51362 inactive_anon:188 isolated_anon:0
[  388.821619]  active_file:14 inactive_file:10 isolated_file:0
[  388.821619]  unevictable:0 dirty:0 writeback:0 unstable:0
[  388.821619]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  388.821619]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  388.821619]  free:13762 free_pcp:570 free_cma:0
[  388.823989] Call Trace:
[  388.833405] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  388.866250]  <IRQ>
[  388.868824] 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
[  388.896229]  dump_stack+0x244/0x39d
[  388.898381] lowmem_reserve[]: 0 2818 6321 6321
[  388.924488]  ? dump_stack_print_info.cold.1+0x20/0x20
[  388.928085] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  388.932664]  warn_alloc.cold.116+0xb7/0x1bd
[  388.937816] lowmem_reserve[]: 0 0 3503 3503
[  388.965515]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.969809] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  388.974131]  ? lock_downgrade+0x900/0x900
[  388.978945] lowmem_reserve[]: 0 0 0 0
[  389.007936]  ? trace_hardirqs_off+0xb8/0x310
[  389.012052] 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
[  389.015850]  ? trace_hardirqs_off+0xb8/0x310
[  389.020228] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  389.033749]  __alloc_pages_slowpath+0x2651/0x2de0
[  389.038127] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  389.053414]  ? warn_alloc+0x120/0x120
[  389.058207] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  389.073197]  ? print_usage_bug+0xc0/0xc0
[  389.076976] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  389.085809]  ? warn_alloc+0x120/0x120
[  389.089859] 268 total pagecache pages
[  389.098424]  ? warn_alloc+0x120/0x120
[  389.102221] 0 pages in swap cache
[  389.106011]  ? print_usage_bug+0xc0/0xc0
[  389.109785] Swap cache stats: add 0, delete 0, find 0/0
[  389.113233]  ? kvm_clock_read+0x18/0x30
[  389.117468] Free swap  = 0kB
[  389.117477] Total swap = 0kB
[  389.122840]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  389.126784] 1965979 pages RAM
[  389.129795]  ? print_usage_bug+0xc0/0xc0
[  389.132805] 0 pages HighMem/MovableOnly
[  389.137811]  ? __lock_acquire+0x62f/0x4c20
[  389.140894] 342854 pages reserved
[  389.144953]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.148900] 0 pages cma reserved
[  389.153132]  ? should_fail+0x22d/0xd01
[  389.156618] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.162083]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.162100]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.162114]  ? __lock_acquire+0x62f/0x4c20
[  389.162131]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.165537] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.169379]  ? __lock_acquire+0x62f/0x4c20
[  389.175847] init cpuset=/ mems_allowed=0
[  389.181119]  ? should_fail+0x22d/0xd01
[  389.217331]  ? rcu_irq_exit+0x1a2/0x390
[  389.221332]  ? mark_held_locks+0x130/0x130
[  389.225572]  ? mark_held_locks+0x130/0x130
[  389.229816]  ? mark_held_locks+0xc7/0x130
[  389.233966]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  389.238981]  ? zap_class+0x640/0x640
[  389.242696]  ? print_usage_bug+0xc0/0xc0
[  389.246764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.252303]  ? check_preemption_disabled+0x48/0x280
[  389.257327]  ? __lock_is_held+0xb5/0x140
[  389.261410]  __alloc_pages_nodemask+0xad8/0xea0
[  389.266092]  ? zap_class+0x640/0x640
[  389.269809]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  389.274836]  ? find_held_lock+0x36/0x1c0
[  389.278903]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.283580]  ? lock_downgrade+0x900/0x900
[  389.287733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.293280]  cache_grow_begin+0xa5/0x8c0
[  389.297344]  ? do_raw_spin_unlock+0xa7/0x330
[  389.301760]  fallback_alloc+0x204/0x2e0
[  389.305737]  ____cache_alloc_node+0x1c7/0x1e0
[  389.310238]  kmem_cache_alloc_node+0xe3/0x730
[  389.314736]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.319001]  __alloc_skb+0x119/0x770
[  389.322714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.327992]  ? netdev_alloc_frag+0x1f0/0x1f0
[  389.332401]  ? lock_downgrade+0x900/0x900
[  389.336555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.342093]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.347551]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.353018]  ? addrconf_rs_timer+0x690/0x690
[  389.357452]  ndisc_alloc_skb+0x144/0x340
[  389.361515]  ndisc_send_rs+0x331/0x6e0
[  389.365410]  addrconf_rs_timer+0x314/0x690
[  389.369651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.373903]  call_timer_fn+0x272/0x920
[  389.377812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.382218]  ? process_timeout+0x40/0x40
[  389.386287]  ? __run_timers+0x7da/0xc70
[  389.390282]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.394777]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.399276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.403510]  ? lockdep_hardirqs_on+0x296/0x5b0
[  389.408089]  ? trace_hardirqs_on+0xbd/0x310
[  389.412412]  ? kasan_check_read+0x11/0x20
[  389.416559]  ? __run_timers+0x7da/0xc70
[  389.420534]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.425687]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.429928]  __run_timers+0x7e5/0xc70
[  389.433739]  ? timer_fixup_init+0x70/0x70
[  389.437892]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.442935]  ? zap_class+0x640/0x640
[  389.446651]  ? enqueue_hrtimer+0x1a5/0x560
[  389.450889]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.456091]  ? find_held_lock+0x36/0x1c0
[  389.460154]  ? zap_class+0x640/0x640
[  389.463870]  ? pvclock_read_flags+0x160/0x160
[  389.468383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.473934]  ? check_preemption_disabled+0x48/0x280
[  389.478961]  ? __lock_is_held+0xb5/0x140
[  389.483018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.488582]  ? check_preemption_disabled+0x48/0x280
[  389.493604]  run_timer_softirq+0x52/0xb0
[  389.497665]  ? rcu_read_lock_sched_held+0x14f/0x180
[  389.502705]  __do_softirq+0x308/0xb7e
[  389.506509]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  389.510999]  ? lock_downgrade+0x900/0x900
[  389.515148]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  389.520271]  ? pvclock_read_flags+0x160/0x160
[  389.524764]  ? lapic_next_event+0x5a/0x90
[  389.528911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.534492]  ? kvm_clock_read+0x18/0x30
[  389.538463]  ? kvm_sched_clock_read+0x9/0x20
[  389.542873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.548424]  ? check_preemption_disabled+0x48/0x280
[  389.553448]  irq_exit+0x17f/0x1c0
[  389.556904]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.561751]  ? smp_reschedule_interrupt+0x109/0x650
[  389.566770]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.572652]  ? interrupt_entry+0xb5/0xc0
[  389.576719]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.581746]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.586768]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.591615]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.596643]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.601697]  ? task_prio+0x50/0x50
[  389.605254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.610791]  ? check_preemption_disabled+0x48/0x280
[  389.615810]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.620665]  apic_timer_interrupt+0xf/0x20
[  389.624897]  </IRQ>
[  389.627151] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  389.632084] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  389.650982] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  389.658716] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  389.665993] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  389.673262] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  389.680528] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  389.687793] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  389.695373]  skb_clone+0x1bb/0x500
[  389.698925]  ? finish_task_switch+0x663/0x910
[  389.703421]  ? skb_split+0x11e0/0x11e0
[  389.707310]  ? preempt_notifier_register+0x200/0x200
[  389.712417]  ? __switch_to_asm+0x34/0x70
[  389.716517]  ? __switch_to_asm+0x34/0x70
[  389.720579]  ? __switch_to_asm+0x40/0x70
[  389.724637]  ? __switch_to_asm+0x34/0x70
[  389.728708]  ? __switch_to_asm+0x40/0x70
[  389.732763]  ? __switch_to_asm+0x34/0x70
[  389.736836]  ? __switch_to_asm+0x40/0x70
[  389.740895]  ? __switch_to_asm+0x34/0x70
[  389.744980]  ? __switch_to_asm+0x34/0x70
[  389.749039]  ? __switch_to_asm+0x40/0x70
[  389.753097]  ? __switch_to_asm+0x34/0x70
[  389.757176]  bpf_clone_redirect+0xb9/0x490
[  389.761460]  ? __schedule+0x8d7/0x21d0
[  389.765370]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  389.770390]  ? __sched_text_start+0x8/0x8
[  389.774571]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.779342]  ? find_held_lock+0x36/0x1c0
[  389.783415]  ? lock_acquire+0x1ed/0x520
[  389.787394]  ? bpf_test_run+0x3cb/0x780
[  389.791403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.796953]  ? check_preemption_disabled+0x48/0x280
[  389.801979]  ? kasan_check_read+0x11/0x20
[  389.806129]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.811406]  ? rcu_softirq_qs+0x20/0x20
[  389.815387]  ? preempt_schedule+0x4d/0x60
[  389.819566]  ? ___preempt_schedule+0x16/0x18
[  389.823989]  ? bpf_test_run+0x25d/0x780
[  389.827990]  ? netlink_diag_dump+0x2a0/0x2a0
[  389.832417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.837977]  ? bpf_test_init.isra.10+0x70/0x100
[  389.842658]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  389.847428]  ? bpf_test_finish.isra.9+0x260/0x260
[  389.852282]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.857824]  ? fput+0x130/0x1a0
[  389.861115]  ? __bpf_prog_get+0x9b/0x290
[  389.865184]  ? bpf_test_finish.isra.9+0x260/0x260
[  389.870029]  ? bpf_prog_test_run+0x130/0x1a0
[  389.874436]  ? __x64_sys_bpf+0x3db/0x520
[  389.878494]  ? bpf_prog_get+0x20/0x20
[  389.882319]  ? do_syscall_64+0x1b9/0x820
[  389.886386]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.891750]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.896688]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.901725]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.906761]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  389.913427]  ? __switch_to_asm+0x40/0x70
[  389.917484]  ? __switch_to_asm+0x34/0x70
[  389.921551]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.926418]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.931813] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  389.931883] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.938042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.938051] Call Trace:
[  389.944623] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.953871]  <IRQ>
[  389.956443] syz-executor2 cpuset=syz2 mems_allowed=0
[  389.966936]  dump_stack+0x244/0x39d
[  389.977769]  ? dump_stack_print_info.cold.1+0x20/0x20
[  389.982971]  warn_alloc.cold.116+0xb7/0x1bd
[  389.987767]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.992619]  ? lock_downgrade+0x900/0x900
[  389.996775]  ? trace_hardirqs_off+0xb8/0x310
[  390.001199]  ? trace_hardirqs_off+0xb8/0x310
[  390.005620]  __alloc_pages_slowpath+0x2651/0x2de0
[  390.010493]  ? warn_alloc+0x120/0x120
[  390.014315]  ? print_usage_bug+0xc0/0xc0
[  390.018383]  ? warn_alloc+0x120/0x120
[  390.022192]  ? warn_alloc+0x120/0x120
[  390.025993]  ? print_usage_bug+0xc0/0xc0
[  390.030059]  ? print_usage_bug+0xc0/0xc0
[  390.034125]  ? __lock_acquire+0x62f/0x4c20
[  390.038368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.043903]  ? should_fail+0x22d/0xd01
[  390.047814]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.052924]  ? __lock_acquire+0x62f/0x4c20
[  390.057164]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.062270]  ? __lock_acquire+0x62f/0x4c20
[  390.066502]  ? should_fail+0x22d/0xd01
[  390.070391]  ? find_held_lock+0x36/0x1c0
[  390.074465]  ? mark_held_locks+0x130/0x130
[  390.078704]  ? mark_held_locks+0x130/0x130
[  390.082952]  ? zap_class+0x640/0x640
[  390.086671]  ? zap_class+0x640/0x640
[  390.090392]  ? print_usage_bug+0xc0/0xc0
[  390.094451]  ? do_raw_spin_unlock+0xa7/0x330
[  390.098861]  ? zap_class+0x640/0x640
[  390.102579]  ? print_usage_bug+0xc0/0xc0
[  390.106640]  ? wq_watchdog_touch+0x9c/0xfe
[  390.110883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.116442]  ? check_preemption_disabled+0x48/0x280
[  390.121500]  ? __lock_is_held+0xb5/0x140
[  390.125567]  __alloc_pages_nodemask+0xad8/0xea0
[  390.130266]  ? zap_class+0x640/0x640
[  390.133983]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  390.139016]  ? find_held_lock+0x36/0x1c0
[  390.143094]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.147770]  ? lock_downgrade+0x900/0x900
[  390.151941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.157487]  cache_grow_begin+0xa5/0x8c0
[  390.161547]  ? do_raw_spin_unlock+0xa7/0x330
[  390.165962]  fallback_alloc+0x204/0x2e0
[  390.169942]  ____cache_alloc_node+0x1c7/0x1e0
[  390.174440]  kmem_cache_alloc_node+0xe3/0x730
[  390.178939]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.183229]  __alloc_skb+0x119/0x770
[  390.186949]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.192234]  ? netdev_alloc_frag+0x1f0/0x1f0
[  390.196638]  ? lock_downgrade+0x900/0x900
[  390.200845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.206390]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.211843]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.217289]  ? addrconf_rs_timer+0x690/0x690
[  390.221727]  ndisc_alloc_skb+0x144/0x340
[  390.225794]  ndisc_send_rs+0x331/0x6e0
[  390.229682]  addrconf_rs_timer+0x314/0x690
[  390.233932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.238177]  call_timer_fn+0x272/0x920
[  390.242072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.246339]  ? process_timeout+0x40/0x40
[  390.250410]  ? mark_held_locks+0xc7/0x130
[  390.254559]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.259054]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.263544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.267776]  ? lockdep_hardirqs_on+0x296/0x5b0
[  390.272362]  ? trace_hardirqs_on+0xbd/0x310
[  390.276683]  ? kasan_check_read+0x11/0x20
[  390.280823]  ? __run_timers+0x7da/0xc70
[  390.284796]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.289954]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.294209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.298441]  __run_timers+0x7e5/0xc70
[  390.302246]  ? timer_fixup_init+0x70/0x70
[  390.306397]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  390.311412]  ? zap_class+0x640/0x640
[  390.315130]  ? print_usage_bug+0xc0/0xc0
[  390.319200]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  390.324402]  ? find_held_lock+0x36/0x1c0
[  390.328471]  ? zap_class+0x640/0x640
[  390.332194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.337739]  ? check_preemption_disabled+0x48/0x280
[  390.342767]  ? __lock_is_held+0xb5/0x140
[  390.346833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.352416]  ? check_preemption_disabled+0x48/0x280
[  390.357441]  run_timer_softirq+0x52/0xb0
[  390.361502]  ? rcu_read_lock_sched_held+0x14f/0x180
[  390.366535]  __do_softirq+0x308/0xb7e
[  390.370338]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  390.374832]  ? lock_downgrade+0x900/0x900
[  390.378982]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  390.384093]  ? pvclock_read_flags+0x160/0x160
[  390.388588]  ? lapic_next_event+0x5a/0x90
[  390.392738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.398296]  ? kvm_clock_read+0x18/0x30
[  390.402296]  ? kvm_sched_clock_read+0x9/0x20
[  390.406707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.412246]  ? check_preemption_disabled+0x48/0x280
[  390.417284]  irq_exit+0x17f/0x1c0
[  390.420739]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.425581]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.431465]  ? interrupt_entry+0xb5/0xc0
[  390.435526]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.440543]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.445578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.450424]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.455439]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.460458]  ? task_prio+0x50/0x50
[  390.463999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.469536]  ? check_preemption_disabled+0x48/0x280
[  390.474556]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.479414]  apic_timer_interrupt+0xf/0x20
[  390.483645]  </IRQ>
[  390.485881] RIP: 0010:check_memory_region+0x117/0x1b0
[  390.491072] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  390.509969] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  390.517707] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  390.524971] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  390.532239] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  390.539518] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  390.546789] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  390.554077]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.559376]  kasan_check_read+0x11/0x20
[  390.563350]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.568451]  ? rcu_softirq_qs+0x20/0x20
[  390.572432]  rcu_is_watching+0x10/0x30
[  390.576317]  page_evictable+0x3c0/0x540
[  390.580325]  ? kswapd_stop+0x100/0x100
[  390.584230]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.589334]  ? perf_trace_sched_process_exec+0x860/0x860
[  390.594787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.600327]  ? check_preemption_disabled+0x48/0x280
[  390.605358]  shrink_active_list+0x869/0x1f00
[  390.609784]  ? mark_held_locks+0xc7/0x130
[  390.613946]  ? shrink_inactive_list+0x1c60/0x1c60
[  390.618794]  ? trace_hardirqs_on+0xbd/0x310
[  390.623118]  ? find_held_lock+0x36/0x1c0
[  390.627186]  ? shrink_inactive_list+0xa4a/0x1c60
[  390.631985]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.637094]  ? zap_class+0x640/0x640
[  390.640811]  ? print_usage_bug+0xc0/0xc0
[  390.644903]  ? __page_frag_cache_drain+0x210/0x210
[  390.649859]  ? print_usage_bug+0xc0/0xc0
[  390.653933]  ? mark_held_locks+0xc7/0x130
[  390.658104]  ? find_held_lock+0x36/0x1c0
[  390.662172]  ? zap_class+0x640/0x640
[  390.665896]  ? mark_held_locks+0xc7/0x130
[  390.670111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.675659]  ? check_preemption_disabled+0x48/0x280
[  390.680711]  ? zap_class+0x640/0x640
[  390.684438]  ? __lock_is_held+0xb5/0x140
[  390.688506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.694049]  ? check_preemption_disabled+0x48/0x280
[  390.699078]  ? __lock_is_held+0xb5/0x140
[  390.703155]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  390.708183]  ? inactive_list_is_low+0x305/0x880
[  390.712866]  ? lruvec_lru_size+0x450/0x450
[  390.717106]  ? kasan_check_read+0x11/0x20
[  390.721278]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  390.726222]  shrink_node_memcg+0x803/0x18f0
[  390.730582]  ? shrink_active_list+0x1f00/0x1f00
[  390.735295]  ? lock_downgrade+0x900/0x900
[  390.739444]  ? check_flush_dependency+0x410/0x410
[  390.744297]  ? kasan_check_read+0x11/0x20
[  390.748446]  ? do_raw_spin_unlock+0xa7/0x330
[  390.752863]  ? ___preempt_schedule+0x16/0x18
[  390.757281]  ? _raw_spin_unlock+0x3f/0x50
[  390.761439]  shrink_node+0x3bc/0x16b0
[  390.765241]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  390.770558]  ? shrink_node_memcg+0x18f0/0x18f0
[  390.775142]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  390.779742]  ? trace_hardirqs_on+0xbd/0x310
[  390.784060]  ? vmpressure+0x271/0x340
[  390.787884]  ? do_raw_spin_trylock+0x270/0x270
[  390.792482]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  390.798040]  ? __cpuset_node_allowed+0x19b/0x660
[  390.802824]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  390.808548]  ? vmpressure+0x1a2/0x340
[  390.812357]  do_try_to_free_pages+0x3e7/0x1290
[  390.816952]  ? zap_class+0x640/0x640
[  390.820684]  ? shrink_node+0x16b0/0x16b0
[  390.824747]  ? __lock_is_held+0xb5/0x140
[  390.828824]  try_to_free_pages+0x4d0/0xb90
[  390.833079]  ? do_try_to_free_pages+0x1290/0x1290
[  390.837943]  ? lock_acquire+0x1ed/0x520
[  390.841927]  ? set_page_refcounted+0x280/0x280
[  390.846521]  ? lock_release+0xa00/0xa00
[  390.850500]  ? _raw_spin_unlock_irq+0x60/0x80
[  390.855021]  ? psi_memstall_enter+0x240/0x2b0
[  390.859547]  ? psi_memstall_tick+0x230/0x230
[  390.863968]  __alloc_pages_slowpath+0xa48/0x2de0
[  390.868756]  ? warn_alloc+0x120/0x120
[  390.872558]  ? mark_held_locks+0x130/0x130
[  390.876802]  ? find_get_entry+0xaae/0x1120
[  390.881050]  ? filemap_map_pages+0x1a20/0x1a20
[  390.885643]  ? zap_class+0x640/0x640
[  390.889399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.894950]  ? check_preemption_disabled+0x48/0x280
[  390.899973]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.905512]  ? should_fail+0x22d/0xd01
[  390.909415]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.914544]  ? zap_class+0x640/0x640
[  390.918296]  ? __lock_is_held+0xb5/0x140
[  390.922379]  ? mark_held_locks+0x130/0x130
[  390.926627]  ? lock_release+0xa00/0xa00
[  390.930641]  ? perf_trace_sched_process_exec+0x860/0x860
[  390.936099]  ? xa_load+0x2ba/0x460
[  390.939645]  ? lock_downgrade+0x900/0x900
[  390.943816]  ? __might_sleep+0x95/0x190
[  390.947816]  __alloc_pages_nodemask+0xad8/0xea0
[  390.952527]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  390.957555]  ? __page_cache_alloc+0x191/0x5c0
[  390.962056]  ? xa_load+0x2e1/0x460
[  390.965601]  ? xa_clear_mark+0x40/0x40
[  390.969496]  ? zap_class+0x640/0x640
[  390.973224]  ? zap_class+0x640/0x640
[  390.976980]  ? zap_class+0x640/0x640
[  390.980728]  ? __do_page_cache_readahead+0x663/0x810
[  390.985852]  ? find_held_lock+0x36/0x1c0
[  390.989935]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  390.995504]  alloc_pages_current+0x173/0x350
[  390.999936]  __page_cache_alloc+0x38c/0x5c0
[  391.004264]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.009203]  ? kasan_check_read+0x11/0x20
[  391.013359]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.018642]  ? generic_perform_write+0x6a0/0x6a0
[  391.023403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.028958]  ? check_preemption_disabled+0x48/0x280
[  391.033984]  filemap_fault+0x1595/0x25f0
[  391.038061]  ? __lock_page_or_retry+0xa00/0xa00
[  391.042734]  ? mark_held_locks+0x130/0x130
[  391.046980]  ? filemap_map_pages+0xd6b/0x1a20
[  391.051477]  ? lock_downgrade+0x900/0x900
[  391.055630]  ? check_preemption_disabled+0x48/0x280
[  391.060720]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.065719]  ? kasan_check_read+0x11/0x20
[  391.069875]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.075157]  ? rcu_softirq_qs+0x20/0x20
[  391.079171]  ? filemap_map_pages+0xd92/0x1a20
[  391.083695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.089245]  ? find_get_entries_tag+0x1400/0x1400
[  391.094099]  ? __lock_acquire+0x62f/0x4c20
[  391.098349]  ? lock_acquire+0x1ed/0x520
[  391.102331]  ? ext4_filemap_fault+0x7a/0xad
[  391.106662]  ? lock_release+0xa00/0xa00
[  391.110639]  ? perf_trace_sched_process_exec+0x860/0x860
[  391.116097]  ? print_usage_bug+0xc0/0xc0
[  391.120409]  ? print_usage_bug+0xc0/0xc0
[  391.124497]  ? down_read+0x8d/0x120
[  391.128125]  ? ext4_filemap_fault+0x7a/0xad
[  391.132447]  ? __down_interruptible+0x700/0x700
[  391.137156]  ext4_filemap_fault+0x82/0xad
[  391.141317]  __do_fault+0x100/0x6b0
[  391.144956]  ? pmd_devmap_trans_unstable+0x220/0x220
[  391.150095]  ? mark_held_locks+0x130/0x130
[  391.154339]  ? mark_held_locks+0x130/0x130
[  391.158583]  ? find_held_lock+0x36/0x1c0
[  391.162673]  ? find_held_lock+0x36/0x1c0
[  391.166743]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.172297]  __handle_mm_fault+0x3ea0/0x5be0
[  391.176712]  ? poll_select_copy_remaining+0x18c/0x6a0
[  391.181948]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  391.186811]  ? __might_fault+0x12b/0x1e0
[  391.190885]  ? lock_downgrade+0x900/0x900
[  391.195066]  ? zap_class+0x640/0x640
[  391.198783]  ? zap_class+0x640/0x640
[  391.202524]  ? find_held_lock+0x36/0x1c0
[  391.206601]  ? handle_mm_fault+0x42a/0xc70
[  391.210843]  ? lock_downgrade+0x900/0x900
[  391.214998]  ? check_preemption_disabled+0x48/0x280
[  391.220025]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.224990]  ? kasan_check_read+0x11/0x20
[  391.229141]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.234429]  ? rcu_softirq_qs+0x20/0x20
[  391.238408]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.243526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.249082]  ? check_preemption_disabled+0x48/0x280
[  391.254128]  handle_mm_fault+0x54f/0xc70
[  391.258209]  ? __handle_mm_fault+0x5be0/0x5be0
[  391.262802]  ? find_vma+0x34/0x190
[  391.266351]  __do_page_fault+0x5e8/0xe60
[  391.270416]  ? trace_hardirqs_off+0xb8/0x310
[  391.274835]  do_page_fault+0xf2/0x7e0
[  391.278636]  ? vmalloc_sync_all+0x30/0x30
[  391.282790]  ? error_entry+0x70/0xd0
[  391.286509]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.291530]  ? trace_hardirqs_on_caller+0xc0/0x310
[  391.296459]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.301389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.306237]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.311255]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.316709]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  391.321733]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.326752]  ? page_fault+0x8/0x30
[  391.330296]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.335143]  ? page_fault+0x8/0x30
[  391.338684]  page_fault+0x1e/0x30
[  391.342140] RIP: 0033:0x7efe5ebdedd3
[  391.345878] Code: Bad RIP value.
[  391.349243] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  391.354606] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  391.361877] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  391.369146] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  391.376421] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  391.383693] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  391.391013] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  391.391018] warn_alloc_show_mem: 1 callbacks suppressed
[  391.391025] Mem-Info:
[  391.398297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.398306] Call Trace:
[  391.403686] active_anon:51362 inactive_anon:188 isolated_anon:0
[  391.403686]  active_file:14 inactive_file:10 isolated_file:0
[  391.403686]  unevictable:0 dirty:0 writeback:0 unstable:0
[  391.403686]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  391.403686]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  391.403686]  free:13762 free_pcp:570 free_cma:0
[  391.406065]  <IRQ>
[  391.415429] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  391.418011]  dump_stack+0x244/0x39d
[  391.450874] 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
[  391.453035]  ? dump_stack_print_info.cold.1+0x20/0x20
[  391.480420] lowmem_reserve[]: 0 2818 6321 6321
[  391.484063]  warn_alloc.cold.116+0xb7/0x1bd
[  391.510146] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  391.515339]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.519883] lowmem_reserve[]: 0 0 3503 3503
[  391.524208]  ? lock_downgrade+0x900/0x900
[  391.551864] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  391.556715]  ? trace_hardirqs_off+0xb8/0x310
[  391.561003] lowmem_reserve[]: 0 0 0 0
[  391.565145]  ? trace_hardirqs_off+0xb8/0x310
[  391.594105] 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
[  391.598527]  __alloc_pages_slowpath+0x2651/0x2de0
[  391.602295] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  391.606717]  ? warn_alloc+0x120/0x120
[  391.620184] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  391.625028]  ? print_usage_bug+0xc0/0xc0
[  391.640275] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  391.644064]  ? warn_alloc+0x120/0x120
[  391.659041] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  391.663086]  ? warn_alloc+0x120/0x120
[  391.671892] 268 total pagecache pages
[  391.675686]  ? print_usage_bug+0xc0/0xc0
[  391.684236] 0 pages in swap cache
[  391.688021]  ? kvm_clock_read+0x18/0x30
[  391.691815] Swap cache stats: add 0, delete 0, find 0/0
[  391.695894]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  391.699321] Free swap  = 0kB
[  391.703290]  ? print_usage_bug+0xc0/0xc0
[  391.708627] Total swap = 0kB
[  391.713638]  ? __lock_acquire+0x62f/0x4c20
[  391.716630] 1965979 pages RAM
[  391.720694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.723689] 0 pages HighMem/MovableOnly
[  391.723697] 342854 pages reserved
[  391.727932]  ? should_fail+0x22d/0xd01
[  391.731020] 0 pages cma reserved
[  391.731089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.736564]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.736582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.740612] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.743978]  ? __lock_acquire+0x62f/0x4c20
[  391.747841] init cpuset=/ mems_allowed=0
[  391.751209]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.791108]  ? __lock_acquire+0x62f/0x4c20
[  391.795345]  ? should_fail+0x22d/0xd01
[  391.799229]  ? rcu_irq_exit+0x1a2/0x390
[  391.803226]  ? mark_held_locks+0x130/0x130
[  391.807481]  ? mark_held_locks+0x130/0x130
[  391.811741]  ? mark_held_locks+0xc7/0x130
[  391.815894]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  391.820930]  ? zap_class+0x640/0x640
[  391.824644]  ? print_usage_bug+0xc0/0xc0
[  391.828716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.834256]  ? check_preemption_disabled+0x48/0x280
[  391.839280]  ? __lock_is_held+0xb5/0x140
[  391.843350]  __alloc_pages_nodemask+0xad8/0xea0
[  391.848016]  ? zap_class+0x640/0x640
[  391.851768]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  391.856792]  ? find_held_lock+0x36/0x1c0
[  391.860859]  ? ____cache_alloc_node+0x1c7/0x1e0
[  391.865522]  ? lock_downgrade+0x900/0x900
[  391.869673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.875239]  cache_grow_begin+0xa5/0x8c0
[  391.879312]  ? do_raw_spin_unlock+0xa7/0x330
[  391.883726]  fallback_alloc+0x204/0x2e0
[  391.887709]  ____cache_alloc_node+0x1c7/0x1e0
[  391.892213]  kmem_cache_alloc_node+0xe3/0x730
[  391.896708]  ? ipv6_get_ifaddr+0x42e/0x620
[  391.900973]  __alloc_skb+0x119/0x770
[  391.904693]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.909970]  ? netdev_alloc_frag+0x1f0/0x1f0
[  391.914374]  ? lock_downgrade+0x900/0x900
[  391.918530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.924067]  ? refcount_sub_and_test_checked+0x203/0x310
[  391.929539]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  391.935005]  ? addrconf_rs_timer+0x690/0x690
[  391.939430]  ndisc_alloc_skb+0x144/0x340
[  391.943509]  ndisc_send_rs+0x331/0x6e0
[  391.947402]  addrconf_rs_timer+0x314/0x690
[  391.951646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.955894]  call_timer_fn+0x272/0x920
[  391.959790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.964027]  ? process_timeout+0x40/0x40
[  391.968095]  ? __run_timers+0x7da/0xc70
[  391.972075]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.976570]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.981062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.985470]  ? lockdep_hardirqs_on+0x296/0x5b0
[  391.990072]  ? trace_hardirqs_on+0xbd/0x310
[  391.994425]  ? kasan_check_read+0x11/0x20
[  391.998572]  ? __run_timers+0x7da/0xc70
[  392.002550]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.007657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.011904]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.016149]  __run_timers+0x7e5/0xc70
[  392.019965]  ? timer_fixup_init+0x70/0x70
[  392.024114]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.029137]  ? zap_class+0x640/0x640
[  392.032851]  ? enqueue_hrtimer+0x1a5/0x560
[  392.037085]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.042285]  ? find_held_lock+0x36/0x1c0
[  392.046356]  ? zap_class+0x640/0x640
[  392.050072]  ? pvclock_read_flags+0x160/0x160
[  392.054582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.060120]  ? check_preemption_disabled+0x48/0x280
[  392.065160]  ? __lock_is_held+0xb5/0x140
[  392.069226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.074764]  ? check_preemption_disabled+0x48/0x280
[  392.079784]  run_timer_softirq+0x52/0xb0
[  392.083874]  ? rcu_read_lock_sched_held+0x14f/0x180
[  392.088891]  __do_softirq+0x308/0xb7e
[  392.092723]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  392.097217]  ? lock_downgrade+0x900/0x900
[  392.101371]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  392.106486]  ? pvclock_read_flags+0x160/0x160
[  392.110984]  ? lapic_next_event+0x5a/0x90
[  392.115137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.120687]  ? kvm_clock_read+0x18/0x30
[  392.124662]  ? kvm_sched_clock_read+0x9/0x20
[  392.129076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.134619]  ? check_preemption_disabled+0x48/0x280
[  392.139650]  irq_exit+0x17f/0x1c0
[  392.143115]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.147969]  ? smp_reschedule_interrupt+0x109/0x650
[  392.152987]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.158876]  ? interrupt_entry+0xb5/0xc0
[  392.162945]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.167967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.172984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.177829]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.182848]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.187870]  ? task_prio+0x50/0x50
[  392.191423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.196970]  ? check_preemption_disabled+0x48/0x280
[  392.202000]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.206869]  apic_timer_interrupt+0xf/0x20
[  392.211102]  </IRQ>
[  392.213352] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  392.218288] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  392.237200] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  392.244913] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  392.252202] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  392.259478] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  392.266750] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  392.274026] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  392.281349]  skb_clone+0x1bb/0x500
[  392.284901]  ? finish_task_switch+0x663/0x910
[  392.289444]  ? skb_split+0x11e0/0x11e0
[  392.293344]  ? preempt_notifier_register+0x200/0x200
[  392.298497]  ? __switch_to_asm+0x34/0x70
[  392.302571]  ? __switch_to_asm+0x34/0x70
[  392.306638]  ? __switch_to_asm+0x40/0x70
[  392.310714]  ? __switch_to_asm+0x34/0x70
[  392.314783]  ? __switch_to_asm+0x40/0x70
[  392.318852]  ? __switch_to_asm+0x34/0x70
[  392.322936]  ? __switch_to_asm+0x40/0x70
[  392.327007]  ? __switch_to_asm+0x34/0x70
[  392.331080]  ? __switch_to_asm+0x34/0x70
[  392.335150]  ? __switch_to_asm+0x40/0x70
[  392.339221]  ? __switch_to_asm+0x34/0x70
[  392.343303]  bpf_clone_redirect+0xb9/0x490
[  392.347556]  ? __schedule+0x8d7/0x21d0
[  392.351463]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  392.356497]  ? __sched_text_start+0x8/0x8
[  392.360658]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.365445]  ? find_held_lock+0x36/0x1c0
[  392.369526]  ? lock_acquire+0x1ed/0x520
[  392.373518]  ? bpf_test_run+0x3cb/0x780
[  392.377505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.383057]  ? check_preemption_disabled+0x48/0x280
[  392.388094]  ? kasan_check_read+0x11/0x20
[  392.392253]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.397544]  ? rcu_softirq_qs+0x20/0x20
[  392.401535]  ? preempt_schedule+0x4d/0x60
[  392.405821]  ? ___preempt_schedule+0x16/0x18
[  392.410257]  ? bpf_test_run+0x25d/0x780
[  392.414260]  ? netlink_diag_dump+0x2a0/0x2a0
[  392.418697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.424250]  ? bpf_test_init.isra.10+0x70/0x100
[  392.428955]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  392.433735]  ? bpf_test_finish.isra.9+0x260/0x260
[  392.438591]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  392.444144]  ? fput+0x130/0x1a0
[  392.447445]  ? __bpf_prog_get+0x9b/0x290
[  392.451522]  ? bpf_test_finish.isra.9+0x260/0x260
[  392.456378]  ? bpf_prog_test_run+0x130/0x1a0
[  392.460802]  ? __x64_sys_bpf+0x3db/0x520
[  392.464875]  ? bpf_prog_get+0x20/0x20
[  392.468715]  ? do_syscall_64+0x1b9/0x820
[  392.472794]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  392.478175]  ? syscall_return_slowpath+0x5e0/0x5e0
[  392.483122]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.488152]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  392.493180]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  392.499856]  ? __switch_to_asm+0x40/0x70
[  392.503940]  ? __switch_to_asm+0x34/0x70
[  392.508040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.512899]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  392.518314] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  392.518384] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.524559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.524565] Call Trace:
[  392.524572]  <IRQ>
[  392.524594]  dump_stack+0x244/0x39d
[  392.524613]  ? dump_stack_print_info.cold.1+0x20/0x20
[  392.524638]  warn_alloc.cold.116+0xb7/0x1bd
[  392.531232] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.540505]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.543078] syz-executor2 cpuset=syz2 mems_allowed=0
[  392.545231]  ? lock_downgrade+0x900/0x900
[  392.582962]  ? trace_hardirqs_off+0xb8/0x310
[  392.587400]  ? trace_hardirqs_off+0xb8/0x310
[  392.591841]  __alloc_pages_slowpath+0x2651/0x2de0
[  392.596725]  ? warn_alloc+0x120/0x120
[  392.600545]  ? print_usage_bug+0xc0/0xc0
[  392.604623]  ? warn_alloc+0x120/0x120
[  392.608443]  ? warn_alloc+0x120/0x120
[  392.612269]  ? print_usage_bug+0xc0/0xc0
[  392.616351]  ? kvm_clock_read+0x18/0x30
[  392.620344]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  392.625384]  ? print_usage_bug+0xc0/0xc0
[  392.629465]  ? __lock_acquire+0x62f/0x4c20
[  392.633727]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.639320]  ? should_fail+0x22d/0xd01
[  392.643243]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.648559]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.653696]  ? __lock_acquire+0x62f/0x4c20
[  392.657987]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.663116]  ? __lock_acquire+0x62f/0x4c20
[  392.667367]  ? should_fail+0x22d/0xd01
[  392.671266]  ? rcu_irq_exit+0x1a2/0x390
[  392.675263]  ? mark_held_locks+0x130/0x130
[  392.679521]  ? mark_held_locks+0x130/0x130
[  392.683780]  ? mark_held_locks+0xc7/0x130
[  392.687962]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  392.693007]  ? zap_class+0x640/0x640
[  392.696742]  ? print_usage_bug+0xc0/0xc0
[  392.700825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.706390]  ? check_preemption_disabled+0x48/0x280
[  392.711442]  ? __lock_is_held+0xb5/0x140
[  392.715531]  __alloc_pages_nodemask+0xad8/0xea0
[  392.720218]  ? zap_class+0x640/0x640
[  392.723974]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  392.729105]  ? find_held_lock+0x36/0x1c0
[  392.733195]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.737878]  ? lock_downgrade+0x900/0x900
[  392.742043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.747601]  cache_grow_begin+0xa5/0x8c0
[  392.751676]  ? do_raw_spin_unlock+0xa7/0x330
[  392.756110]  fallback_alloc+0x204/0x2e0
[  392.760105]  ____cache_alloc_node+0x1c7/0x1e0
[  392.764618]  kmem_cache_alloc_node+0xe3/0x730
[  392.769127]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.773384]  __alloc_skb+0x119/0x770
[  392.777110]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.782407]  ? netdev_alloc_frag+0x1f0/0x1f0
[  392.786830]  ? lock_downgrade+0x900/0x900
[  392.791004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.796557]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.802026]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.807492]  ? addrconf_rs_timer+0x690/0x690
[  392.811952]  ndisc_alloc_skb+0x144/0x340
[  392.816038]  ndisc_send_rs+0x331/0x6e0
[  392.819963]  addrconf_rs_timer+0x314/0x690
[  392.824222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.828484]  call_timer_fn+0x272/0x920
[  392.832391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.836639]  ? process_timeout+0x40/0x40
[  392.840725]  ? mark_held_locks+0xc7/0x130
[  392.844896]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.849428]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.853956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.858216]  ? lockdep_hardirqs_on+0x296/0x5b0
[  392.862816]  ? trace_hardirqs_on+0xbd/0x310
[  392.867156]  ? kasan_check_read+0x11/0x20
[  392.871325]  ? __run_timers+0x7da/0xc70
[  392.875319]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.880451]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.884716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.888992]  __run_timers+0x7e5/0xc70
[  392.892822]  ? timer_fixup_init+0x70/0x70
[  392.896995]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.902035]  ? zap_class+0x640/0x640
[  392.905771]  ? print_usage_bug+0xc0/0xc0
[  392.909848]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.915067]  ? find_held_lock+0x36/0x1c0
[  392.919150]  ? zap_class+0x640/0x640
[  392.922888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.928465]  ? check_preemption_disabled+0x48/0x280
[  392.933517]  ? __lock_is_held+0xb5/0x140
[  392.937599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.943153]  ? check_preemption_disabled+0x48/0x280
[  392.948200]  run_timer_softirq+0x52/0xb0
[  392.952274]  ? rcu_read_lock_sched_held+0x14f/0x180
[  392.957303]  __do_softirq+0x308/0xb7e
[  392.961167]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  392.965677]  ? lock_downgrade+0x900/0x900
[  392.969847]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  392.974982]  ? pvclock_read_flags+0x160/0x160
[  392.979493]  ? lapic_next_event+0x5a/0x90
[  392.983659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.989220]  ? kvm_clock_read+0x18/0x30
[  392.993211]  ? kvm_sched_clock_read+0x9/0x20
[  392.997639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.003197]  ? check_preemption_disabled+0x48/0x280
[  393.008239]  irq_exit+0x17f/0x1c0
[  393.011717]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.016578]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.022476]  ? interrupt_entry+0xb5/0xc0
[  393.026554]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.031581]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.036612]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.041470]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.046505]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.051538]  ? task_prio+0x50/0x50
[  393.055092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.060642]  ? check_preemption_disabled+0x48/0x280
[  393.065674]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.070537]  apic_timer_interrupt+0xf/0x20
[  393.074776]  </IRQ>
[  393.077030] RIP: 0010:check_memory_region+0x117/0x1b0
[  393.082235] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  393.101144] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  393.108865] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  393.116143] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  393.123538] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  393.130812] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  393.138090] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  393.145389]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.150688]  kasan_check_read+0x11/0x20
[  393.154674]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.159788]  ? rcu_softirq_qs+0x20/0x20
[  393.163783]  rcu_is_watching+0x10/0x30
[  393.167685]  page_evictable+0x3c0/0x540
[  393.171670]  ? kswapd_stop+0x100/0x100
[  393.175576]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.180690]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.186158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.191720]  ? check_preemption_disabled+0x48/0x280
[  393.196754]  shrink_active_list+0x869/0x1f00
[  393.201187]  ? mark_held_locks+0xc7/0x130
[  393.205357]  ? shrink_inactive_list+0x1c60/0x1c60
[  393.210215]  ? trace_hardirqs_on+0xbd/0x310
[  393.214550]  ? find_held_lock+0x36/0x1c0
[  393.218623]  ? shrink_inactive_list+0xa4a/0x1c60
[  393.223392]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.228507]  ? zap_class+0x640/0x640
[  393.232236]  ? print_usage_bug+0xc0/0xc0
[  393.236326]  ? __page_frag_cache_drain+0x210/0x210
[  393.241264]  ? print_usage_bug+0xc0/0xc0
[  393.245341]  ? mark_held_locks+0xc7/0x130
[  393.249509]  ? find_held_lock+0x36/0x1c0
[  393.253583]  ? zap_class+0x640/0x640
[  393.257311]  ? mark_held_locks+0xc7/0x130
[  393.261474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.267028]  ? check_preemption_disabled+0x48/0x280
[  393.272065]  ? zap_class+0x640/0x640
[  393.275791]  ? __lock_is_held+0xb5/0x140
[  393.279868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.285421]  ? check_preemption_disabled+0x48/0x280
[  393.290457]  ? __lock_is_held+0xb5/0x140
[  393.294540]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  393.299571]  ? inactive_list_is_low+0x305/0x880
[  393.304258]  ? lruvec_lru_size+0x450/0x450
[  393.308501]  ? kasan_check_read+0x11/0x20
[  393.312673]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  393.317625]  shrink_node_memcg+0x803/0x18f0
[  393.321992]  ? shrink_active_list+0x1f00/0x1f00
[  393.326675]  ? lock_downgrade+0x900/0x900
[  393.330835]  ? check_flush_dependency+0x410/0x410
[  393.335691]  ? kasan_check_read+0x11/0x20
[  393.339847]  ? do_raw_spin_unlock+0xa7/0x330
[  393.344272]  ? ___preempt_schedule+0x16/0x18
[  393.348696]  ? _raw_spin_unlock+0x3f/0x50
[  393.352862]  shrink_node+0x3bc/0x16b0
[  393.356679]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  393.362000]  ? shrink_node_memcg+0x18f0/0x18f0
[  393.366589]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  393.371190]  ? trace_hardirqs_on+0xbd/0x310
[  393.375522]  ? vmpressure+0x271/0x340
[  393.379340]  ? do_raw_spin_trylock+0x270/0x270
[  393.383964]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  393.389515]  ? __cpuset_node_allowed+0x19b/0x660
[  393.394285]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  393.400007]  ? vmpressure+0x1a2/0x340
[  393.403832]  do_try_to_free_pages+0x3e7/0x1290
[  393.408426]  ? zap_class+0x640/0x640
[  393.412167]  ? shrink_node+0x16b0/0x16b0
[  393.416244]  ? __lock_is_held+0xb5/0x140
[  393.420329]  try_to_free_pages+0x4d0/0xb90
[  393.424581]  ? do_try_to_free_pages+0x1290/0x1290
[  393.429447]  ? lock_acquire+0x1ed/0x520
[  393.433434]  ? set_page_refcounted+0x280/0x280
[  393.438034]  ? lock_release+0xa00/0xa00
[  393.442021]  ? _raw_spin_unlock_irq+0x60/0x80
[  393.446524]  ? psi_memstall_enter+0x240/0x2b0
[  393.451032]  ? psi_memstall_tick+0x230/0x230
[  393.455461]  __alloc_pages_slowpath+0xa48/0x2de0
[  393.460254]  ? warn_alloc+0x120/0x120
[  393.464063]  ? mark_held_locks+0x130/0x130
[  393.468312]  ? find_get_entry+0xaae/0x1120
[  393.472563]  ? filemap_map_pages+0x1a20/0x1a20
[  393.477161]  ? zap_class+0x640/0x640
[  393.480898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.486466]  ? check_preemption_disabled+0x48/0x280
[  393.491495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.497041]  ? should_fail+0x22d/0xd01
[  393.500963]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.506081]  ? zap_class+0x640/0x640
[  393.509832]  ? __lock_is_held+0xb5/0x140
[  393.513910]  ? mark_held_locks+0x130/0x130
[  393.518184]  ? lock_release+0xa00/0xa00
[  393.522168]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.527672]  ? xa_load+0x2ba/0x460
[  393.531235]  ? lock_downgrade+0x900/0x900
[  393.535398]  ? __might_sleep+0x95/0x190
[  393.539393]  __alloc_pages_nodemask+0xad8/0xea0
[  393.544081]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  393.549111]  ? __page_cache_alloc+0x191/0x5c0
[  393.553616]  ? xa_load+0x2e1/0x460
[  393.557170]  ? xa_clear_mark+0x40/0x40
[  393.561076]  ? zap_class+0x640/0x640
[  393.564810]  ? zap_class+0x640/0x640
[  393.568533]  ? zap_class+0x640/0x640
[  393.572261]  ? __do_page_cache_readahead+0x663/0x810
[  393.577380]  ? find_held_lock+0x36/0x1c0
[  393.581467]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  393.587024]  alloc_pages_current+0x173/0x350
[  393.591452]  __page_cache_alloc+0x38c/0x5c0
[  393.595788]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.600735]  ? kasan_check_read+0x11/0x20
[  393.604901]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.610225]  ? generic_perform_write+0x6a0/0x6a0
[  393.614999]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.620552]  ? check_preemption_disabled+0x48/0x280
[  393.625591]  filemap_fault+0x1595/0x25f0
[  393.629677]  ? __lock_page_or_retry+0xa00/0xa00
[  393.634363]  ? mark_held_locks+0x130/0x130
[  393.638625]  ? filemap_map_pages+0xd6b/0x1a20
[  393.643154]  ? lock_downgrade+0x900/0x900
[  393.647321]  ? check_preemption_disabled+0x48/0x280
[  393.652350]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.657289]  ? kasan_check_read+0x11/0x20
[  393.661446]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.666730]  ? rcu_softirq_qs+0x20/0x20
[  393.670725]  ? filemap_map_pages+0xd92/0x1a20
[  393.675235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.680789]  ? find_get_entries_tag+0x1400/0x1400
[  393.685649]  ? __lock_acquire+0x62f/0x4c20
[  393.689907]  ? lock_acquire+0x1ed/0x520
[  393.693909]  ? ext4_filemap_fault+0x7a/0xad
[  393.698273]  ? lock_release+0xa00/0xa00
[  393.702261]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.707720]  ? print_usage_bug+0xc0/0xc0
[  393.711793]  ? print_usage_bug+0xc0/0xc0
[  393.715874]  ? down_read+0x8d/0x120
[  393.719510]  ? ext4_filemap_fault+0x7a/0xad
[  393.723839]  ? __down_interruptible+0x700/0x700
[  393.728528]  ext4_filemap_fault+0x82/0xad
[  393.732689]  __do_fault+0x100/0x6b0
[  393.736336]  ? pmd_devmap_trans_unstable+0x220/0x220
[  393.741451]  ? mark_held_locks+0x130/0x130
[  393.745701]  ? mark_held_locks+0x130/0x130
[  393.749961]  ? find_held_lock+0x36/0x1c0
[  393.754041]  ? find_held_lock+0x36/0x1c0
[  393.758117]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.763669]  __handle_mm_fault+0x3ea0/0x5be0
[  393.768088]  ? poll_select_copy_remaining+0x18c/0x6a0
[  393.773296]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  393.778160]  ? __might_fault+0x12b/0x1e0
[  393.782235]  ? lock_downgrade+0x900/0x900
[  393.786407]  ? zap_class+0x640/0x640
[  393.790128]  ? zap_class+0x640/0x640
[  393.793857]  ? find_held_lock+0x36/0x1c0
[  393.797961]  ? handle_mm_fault+0x42a/0xc70
[  393.802217]  ? lock_downgrade+0x900/0x900
[  393.806375]  ? check_preemption_disabled+0x48/0x280
[  393.811404]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.816342]  ? kasan_check_read+0x11/0x20
[  393.820499]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.825786]  ? rcu_softirq_qs+0x20/0x20
[  393.829773]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.834887]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.840453]  ? check_preemption_disabled+0x48/0x280
[  393.845487]  handle_mm_fault+0x54f/0xc70
[  393.849562]  ? __handle_mm_fault+0x5be0/0x5be0
[  393.854159]  ? find_vma+0x34/0x190
[  393.857720]  __do_page_fault+0x5e8/0xe60
[  393.861790]  ? trace_hardirqs_off+0xb8/0x310
[  393.866222]  do_page_fault+0xf2/0x7e0
[  393.870034]  ? vmalloc_sync_all+0x30/0x30
[  393.874196]  ? error_entry+0x70/0xd0
[  393.877945]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.882988]  ? trace_hardirqs_on_caller+0xc0/0x310
[  393.887947]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.892887]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.897761]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.902790]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.908255]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  393.913283]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.918308]  ? page_fault+0x8/0x30
[  393.921861]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.926720]  ? page_fault+0x8/0x30
[  393.930270]  page_fault+0x1e/0x30
[  393.933734] RIP: 0033:0x7efe5ebdedd3
[  393.937468] Code: Bad RIP value.
[  393.940838] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  393.946206] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  393.953483] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  393.960758] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  393.968035] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  393.975308] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  393.982611] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  393.982616] warn_alloc_show_mem: 1 callbacks suppressed
[  393.982623] Mem-Info:
[  393.990041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.995424] active_anon:51362 inactive_anon:188 isolated_anon:0
[  393.995424]  active_file:14 inactive_file:10 isolated_file:0
[  393.995424]  unevictable:0 dirty:0 writeback:0 unstable:0
[  393.995424]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  393.995424]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  393.995424]  free:13762 free_pcp:570 free_cma:0
[  393.997804] Call Trace:
[  394.007208] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  394.040057]  <IRQ>
[  394.042636] 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
[  394.070066]  dump_stack+0x244/0x39d
[  394.072205] lowmem_reserve[]: 0 2818 6321 6321
[  394.098445]  ? dump_stack_print_info.cold.1+0x20/0x20
[  394.102059] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  394.106650]  warn_alloc.cold.116+0xb7/0x1bd
[  394.111812] lowmem_reserve[]: 0 0 3503 3503
[  394.139491]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.143796] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  394.148122]  ? lock_downgrade+0x900/0x900
[  394.152963] lowmem_reserve[]: 0 0 0 0
[  394.181961]  ? trace_hardirqs_off+0xb8/0x310
[  394.186096] 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
[  394.189904]  ? trace_hardirqs_off+0xb8/0x310
[  394.194298] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  394.207825]  __alloc_pages_slowpath+0x2651/0x2de0
[  394.212217] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  394.227515]  ? warn_alloc+0x120/0x120
[  394.232331] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  394.247321]  ? print_usage_bug+0xc0/0xc0
[  394.251113] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  394.259957]  ? warn_alloc+0x120/0x120
[  394.264009] 268 total pagecache pages
[  394.272588]  ? warn_alloc+0x120/0x120
[  394.276376] 0 pages in swap cache
[  394.280172]  ? print_usage_bug+0xc0/0xc0
[  394.283977] Swap cache stats: add 0, delete 0, find 0/0
[  394.287428]  ? kvm_clock_read+0x18/0x30
[  394.291469] Free swap  = 0kB
[  394.296837]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  394.300790] Total swap = 0kB
[  394.303809]  ? print_usage_bug+0xc0/0xc0
[  394.308806] 1965979 pages RAM
[  394.311825]  ? __lock_acquire+0x62f/0x4c20
[  394.315872] 0 pages HighMem/MovableOnly
[  394.318982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.323206] 342854 pages reserved
[  394.327181]  ? should_fail+0x22d/0xd01
[  394.332705] 0 pages cma reserved
[  394.336245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.340179] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.343484]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.348796] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.355231]  ? __lock_acquire+0x62f/0x4c20
[  394.360316] init cpuset=/ mems_allowed=0
[  394.370021]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.383401]  ? __lock_acquire+0x62f/0x4c20
[  394.387642]  ? should_fail+0x22d/0xd01
[  394.391535]  ? rcu_irq_exit+0x1a2/0x390
[  394.395532]  ? mark_held_locks+0x130/0x130
[  394.399780]  ? mark_held_locks+0x130/0x130
[  394.404031]  ? mark_held_locks+0xc7/0x130
[  394.408190]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  394.413219]  ? zap_class+0x640/0x640
[  394.416969]  ? print_usage_bug+0xc0/0xc0
[  394.421046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.426593]  ? check_preemption_disabled+0x48/0x280
[  394.431635]  ? __lock_is_held+0xb5/0x140
[  394.435714]  __alloc_pages_nodemask+0xad8/0xea0
[  394.440397]  ? zap_class+0x640/0x640
[  394.444131]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  394.449170]  ? find_held_lock+0x36/0x1c0
[  394.453251]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.457952]  ? lock_downgrade+0x900/0x900
[  394.462124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.467677]  cache_grow_begin+0xa5/0x8c0
[  394.471876]  ? do_raw_spin_unlock+0xa7/0x330
[  394.476303]  fallback_alloc+0x204/0x2e0
[  394.480293]  ____cache_alloc_node+0x1c7/0x1e0
[  394.484803]  kmem_cache_alloc_node+0xe3/0x730
[  394.489308]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.493567]  __alloc_skb+0x119/0x770
[  394.497289]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.502583]  ? netdev_alloc_frag+0x1f0/0x1f0
[  394.507005]  ? lock_downgrade+0x900/0x900
[  394.511174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.516721]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.522184]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.527649]  ? addrconf_rs_timer+0x690/0x690
[  394.532088]  ndisc_alloc_skb+0x144/0x340
[  394.536165]  ndisc_send_rs+0x331/0x6e0
[  394.540068]  addrconf_rs_timer+0x314/0x690
[  394.544323]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.548578]  call_timer_fn+0x272/0x920
[  394.552474]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.556721]  ? process_timeout+0x40/0x40
[  394.560802]  ? __run_timers+0x7da/0xc70
[  394.564790]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.569299]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.573800]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.578045]  ? lockdep_hardirqs_on+0x296/0x5b0
[  394.582637]  ? trace_hardirqs_on+0xbd/0x310
[  394.586984]  ? kasan_check_read+0x11/0x20
[  394.591140]  ? __run_timers+0x7da/0xc70
[  394.595129]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.600257]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.604501]  __run_timers+0x7e5/0xc70
[  394.608319]  ? timer_fixup_init+0x70/0x70
[  394.612483]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  394.617510]  ? zap_class+0x640/0x640
[  394.621241]  ? enqueue_hrtimer+0x1a5/0x560
[  394.625494]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  394.630703]  ? find_held_lock+0x36/0x1c0
[  394.634777]  ? zap_class+0x640/0x640
[  394.638503]  ? pvclock_read_flags+0x160/0x160
[  394.643011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.648559]  ? check_preemption_disabled+0x48/0x280
[  394.653593]  ? __lock_is_held+0xb5/0x140
[  394.657666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.663220]  ? check_preemption_disabled+0x48/0x280
[  394.668251]  run_timer_softirq+0x52/0xb0
[  394.672321]  ? rcu_read_lock_sched_held+0x14f/0x180
[  394.677348]  __do_softirq+0x308/0xb7e
[  394.681167]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  394.685669]  ? lock_downgrade+0x900/0x900
[  394.689840]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  394.694975]  ? pvclock_read_flags+0x160/0x160
[  394.699486]  ? lapic_next_event+0x5a/0x90
[  394.703649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.709202]  ? kvm_clock_read+0x18/0x30
[  394.713186]  ? kvm_sched_clock_read+0x9/0x20
[  394.717607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.723158]  ? check_preemption_disabled+0x48/0x280
[  394.728192]  irq_exit+0x17f/0x1c0
[  394.731664]  smp_apic_timer_interrupt+0x1cb/0x760
[  394.736519]  ? smp_reschedule_interrupt+0x109/0x650
[  394.741547]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.747443]  ? interrupt_entry+0xb5/0xc0
[  394.751521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.756546]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.761576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.766433]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.771462]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.776490]  ? task_prio+0x50/0x50
[  394.780042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.785588]  ? check_preemption_disabled+0x48/0x280
[  394.790622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.795488]  apic_timer_interrupt+0xf/0x20
[  394.799725]  </IRQ>
[  394.801990] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  394.806949] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  394.825862] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  394.833576] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  394.840851] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  394.848128] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  394.855404] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  394.862685] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  394.870023]  skb_clone+0x1bb/0x500
[  394.873575]  ? finish_task_switch+0x663/0x910
[  394.878087]  ? skb_split+0x11e0/0x11e0
[  394.881995]  ? preempt_notifier_register+0x200/0x200
[  394.887106]  ? __switch_to_asm+0x34/0x70
[  394.891179]  ? __switch_to_asm+0x34/0x70
[  394.895251]  ? __switch_to_asm+0x40/0x70
[  394.899320]  ? __switch_to_asm+0x34/0x70
[  394.903385]  ? __switch_to_asm+0x40/0x70
[  394.907452]  ? __switch_to_asm+0x34/0x70
[  394.911519]  ? __switch_to_asm+0x40/0x70
[  394.915628]  ? __switch_to_asm+0x34/0x70
[  394.919717]  ? __switch_to_asm+0x34/0x70
[  394.923789]  ? __switch_to_asm+0x40/0x70
[  394.927855]  ? __switch_to_asm+0x34/0x70
[  394.931947]  bpf_clone_redirect+0xb9/0x490
[  394.936196]  ? __schedule+0x8d7/0x21d0
[  394.940098]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  394.945129]  ? __sched_text_start+0x8/0x8
[  394.949286]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.954065]  ? find_held_lock+0x36/0x1c0
[  394.958150]  ? lock_acquire+0x1ed/0x520
[  394.962139]  ? bpf_test_run+0x3cb/0x780
[  394.966129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.971685]  ? check_preemption_disabled+0x48/0x280
[  394.976720]  ? kasan_check_read+0x11/0x20
[  394.980875]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.986165]  ? rcu_softirq_qs+0x20/0x20
[  394.990150]  ? preempt_schedule+0x4d/0x60
[  394.994305]  ? ___preempt_schedule+0x16/0x18
[  394.998730]  ? bpf_test_run+0x25d/0x780
[  395.002725]  ? netlink_diag_dump+0x2a0/0x2a0
[  395.007146]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.012695]  ? bpf_test_init.isra.10+0x70/0x100
[  395.017382]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  395.022157]  ? bpf_test_finish.isra.9+0x260/0x260
[  395.027014]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  395.032607]  ? fput+0x130/0x1a0
[  395.035901]  ? __bpf_prog_get+0x9b/0x290
[  395.039996]  ? bpf_test_finish.isra.9+0x260/0x260
[  395.044846]  ? bpf_prog_test_run+0x130/0x1a0
[  395.049267]  ? __x64_sys_bpf+0x3db/0x520
[  395.053338]  ? bpf_prog_get+0x20/0x20
[  395.057171]  ? do_syscall_64+0x1b9/0x820
[  395.061243]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  395.066621]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.071564]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.076591]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  395.081621]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  395.088300]  ? __switch_to_asm+0x40/0x70
[  395.092370]  ? __switch_to_asm+0x34/0x70
[  395.096449]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.101312]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  395.106707] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  395.106774] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.112962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.112967] Call Trace:
[  395.112974]  <IRQ>
[  395.112992]  dump_stack+0x244/0x39d
[  395.113011]  ? dump_stack_print_info.cold.1+0x20/0x20
[  395.120081] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.129364]  warn_alloc.cold.116+0xb7/0x1bd
[  395.131950] syz-executor2 cpuset=syz2 mems_allowed=0
[  395.134104]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.167816]  ? lock_downgrade+0x900/0x900
[  395.171990]  ? trace_hardirqs_off+0xb8/0x310
[  395.176416]  ? trace_hardirqs_off+0xb8/0x310
[  395.180841]  __alloc_pages_slowpath+0x2651/0x2de0
[  395.185720]  ? warn_alloc+0x120/0x120
[  395.189535]  ? print_usage_bug+0xc0/0xc0
[  395.193607]  ? warn_alloc+0x120/0x120
[  395.197431]  ? warn_alloc+0x120/0x120
[  395.201246]  ? print_usage_bug+0xc0/0xc0
[  395.205321]  ? print_usage_bug+0xc0/0xc0
[  395.209407]  ? __lock_acquire+0x62f/0x4c20
[  395.213657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.219209]  ? should_fail+0x22d/0xd01
[  395.223231]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.228346]  ? __lock_acquire+0x62f/0x4c20
[  395.232594]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.237705]  ? __lock_acquire+0x62f/0x4c20
[  395.241970]  ? should_fail+0x22d/0xd01
[  395.245866]  ? find_held_lock+0x36/0x1c0
[  395.249967]  ? mark_held_locks+0x130/0x130
[  395.254325]  ? mark_held_locks+0x130/0x130
[  395.258566]  ? zap_class+0x640/0x640
[  395.262288]  ? zap_class+0x640/0x640
[  395.266012]  ? print_usage_bug+0xc0/0xc0
[  395.270083]  ? do_raw_spin_unlock+0xa7/0x330
[  395.274504]  ? zap_class+0x640/0x640
[  395.278271]  ? print_usage_bug+0xc0/0xc0
[  395.282344]  ? wq_watchdog_touch+0x9c/0xfe
[  395.286592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.292140]  ? check_preemption_disabled+0x48/0x280
[  395.297186]  ? __lock_is_held+0xb5/0x140
[  395.301272]  __alloc_pages_nodemask+0xad8/0xea0
[  395.305973]  ? zap_class+0x640/0x640
[  395.309702]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  395.314740]  ? find_held_lock+0x36/0x1c0
[  395.318823]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.323507]  ? lock_downgrade+0x900/0x900
[  395.327671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.333225]  cache_grow_begin+0xa5/0x8c0
[  395.337298]  ? do_raw_spin_unlock+0xa7/0x330
[  395.341725]  fallback_alloc+0x204/0x2e0
[  395.345716]  ____cache_alloc_node+0x1c7/0x1e0
[  395.350232]  kmem_cache_alloc_node+0xe3/0x730
[  395.354738]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.359007]  __alloc_skb+0x119/0x770
[  395.362728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.368022]  ? netdev_alloc_frag+0x1f0/0x1f0
[  395.372450]  ? lock_downgrade+0x900/0x900
[  395.376618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.382164]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.387636]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.393097]  ? addrconf_rs_timer+0x690/0x690
[  395.397529]  ndisc_alloc_skb+0x144/0x340
[  395.401608]  ndisc_send_rs+0x331/0x6e0
[  395.405514]  addrconf_rs_timer+0x314/0x690
[  395.409767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.414023]  call_timer_fn+0x272/0x920
[  395.417943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.422193]  ? process_timeout+0x40/0x40
[  395.426275]  ? mark_held_locks+0xc7/0x130
[  395.430439]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.434963]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.439468]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.443714]  ? lockdep_hardirqs_on+0x296/0x5b0
[  395.448308]  ? trace_hardirqs_on+0xbd/0x310
[  395.452642]  ? kasan_check_read+0x11/0x20
[  395.456800]  ? __run_timers+0x7da/0xc70
[  395.460784]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.465907]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.470179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.474426]  __run_timers+0x7e5/0xc70
[  395.478250]  ? timer_fixup_init+0x70/0x70
[  395.482415]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.487445]  ? zap_class+0x640/0x640
[  395.491178]  ? print_usage_bug+0xc0/0xc0
[  395.495257]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  395.500463]  ? find_held_lock+0x36/0x1c0
[  395.504539]  ? zap_class+0x640/0x640
[  395.508272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.513822]  ? check_preemption_disabled+0x48/0x280
[  395.518860]  ? __lock_is_held+0xb5/0x140
[  395.522953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.528511]  ? check_preemption_disabled+0x48/0x280
[  395.533545]  run_timer_softirq+0x52/0xb0
[  395.537619]  ? rcu_read_lock_sched_held+0x14f/0x180
[  395.542646]  __do_softirq+0x308/0xb7e
[  395.546462]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  395.550976]  ? lock_downgrade+0x900/0x900
[  395.555145]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  395.560267]  ? pvclock_read_flags+0x160/0x160
[  395.564775]  ? lapic_next_event+0x5a/0x90
[  395.568958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.574513]  ? kvm_clock_read+0x18/0x30
[  395.578499]  ? kvm_sched_clock_read+0x9/0x20
[  395.582939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.588499]  ? check_preemption_disabled+0x48/0x280
[  395.593537]  irq_exit+0x17f/0x1c0
[  395.597008]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.601862]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.607758]  ? interrupt_entry+0xb5/0xc0
[  395.611832]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.616876]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.621910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.626791]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.631815]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.636841]  ? task_prio+0x50/0x50
[  395.640394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.645966]  ? check_preemption_disabled+0x48/0x280
[  395.651005]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.655868]  apic_timer_interrupt+0xf/0x20
[  395.660107]  </IRQ>
[  395.662360] RIP: 0010:check_memory_region+0x117/0x1b0
[  395.667560] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  395.686469] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  395.694193] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  395.701468] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  395.708744] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  395.716022] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  395.723300] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  395.730598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.735898]  kasan_check_read+0x11/0x20
[  395.739902]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.745037]  ? rcu_softirq_qs+0x20/0x20
[  395.749031]  rcu_is_watching+0x10/0x30
[  395.752957]  page_evictable+0x3c0/0x540
[  395.756968]  ? kswapd_stop+0x100/0x100
[  395.760875]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.765992]  ? perf_trace_sched_process_exec+0x860/0x860
[  395.771456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.777007]  ? check_preemption_disabled+0x48/0x280
[  395.782040]  shrink_active_list+0x869/0x1f00
[  395.786472]  ? mark_held_locks+0xc7/0x130
[  395.790635]  ? shrink_inactive_list+0x1c60/0x1c60
[  395.795489]  ? trace_hardirqs_on+0xbd/0x310
[  395.799824]  ? find_held_lock+0x36/0x1c0
[  395.803892]  ? shrink_inactive_list+0xa4a/0x1c60
[  395.808676]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.813786]  ? zap_class+0x640/0x640
[  395.817512]  ? print_usage_bug+0xc0/0xc0
[  395.821600]  ? __page_frag_cache_drain+0x210/0x210
[  395.826536]  ? print_usage_bug+0xc0/0xc0
[  395.830611]  ? mark_held_locks+0xc7/0x130
[  395.834775]  ? find_held_lock+0x36/0x1c0
[  395.838849]  ? zap_class+0x640/0x640
[  395.842575]  ? mark_held_locks+0xc7/0x130
[  395.846738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.852286]  ? check_preemption_disabled+0x48/0x280
[  395.857317]  ? zap_class+0x640/0x640
[  395.861039]  ? __lock_is_held+0xb5/0x140
[  395.865117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.870665]  ? check_preemption_disabled+0x48/0x280
[  395.875701]  ? __lock_is_held+0xb5/0x140
[  395.879784]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.884808]  ? inactive_list_is_low+0x305/0x880
[  395.889492]  ? lruvec_lru_size+0x450/0x450
[  395.893738]  ? kasan_check_read+0x11/0x20
[  395.897906]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  395.902875]  shrink_node_memcg+0x803/0x18f0
[  395.907225]  ? shrink_active_list+0x1f00/0x1f00
[  395.911908]  ? lock_downgrade+0x900/0x900
[  395.916090]  ? check_flush_dependency+0x410/0x410
[  395.920964]  ? kasan_check_read+0x11/0x20
[  395.925123]  ? do_raw_spin_unlock+0xa7/0x330
[  395.929551]  ? ___preempt_schedule+0x16/0x18
[  395.934005]  ? _raw_spin_unlock+0x3f/0x50
[  395.938168]  shrink_node+0x3bc/0x16b0
[  395.941993]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  395.947307]  ? shrink_node_memcg+0x18f0/0x18f0
[  395.951895]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  395.956510]  ? trace_hardirqs_on+0xbd/0x310
[  395.960841]  ? vmpressure+0x271/0x340
[  395.964659]  ? do_raw_spin_trylock+0x270/0x270
[  395.969259]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  395.974806]  ? __cpuset_node_allowed+0x19b/0x660
[  395.979574]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  395.985555]  ? vmpressure+0x1a2/0x340
[  395.989380]  do_try_to_free_pages+0x3e7/0x1290
[  395.993979]  ? zap_class+0x640/0x640
[  395.997717]  ? shrink_node+0x16b0/0x16b0
[  396.001790]  ? __lock_is_held+0xb5/0x140
[  396.005874]  try_to_free_pages+0x4d0/0xb90
[  396.010128]  ? do_try_to_free_pages+0x1290/0x1290
[  396.014994]  ? lock_acquire+0x1ed/0x520
[  396.018980]  ? set_page_refcounted+0x280/0x280
[  396.023577]  ? lock_release+0xa00/0xa00
[  396.027563]  ? _raw_spin_unlock_irq+0x60/0x80
[  396.032068]  ? psi_memstall_enter+0x240/0x2b0
[  396.036572]  ? psi_memstall_tick+0x230/0x230
[  396.041003]  __alloc_pages_slowpath+0xa48/0x2de0
[  396.045797]  ? warn_alloc+0x120/0x120
[  396.049606]  ? mark_held_locks+0x130/0x130
[  396.053856]  ? find_get_entry+0xaae/0x1120
[  396.058113]  ? filemap_map_pages+0x1a20/0x1a20
[  396.062708]  ? zap_class+0x640/0x640
[  396.066438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.071990]  ? check_preemption_disabled+0x48/0x280
[  396.077017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.082565]  ? should_fail+0x22d/0xd01
[  396.086471]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.091588]  ? zap_class+0x640/0x640
[  396.095341]  ? __lock_is_held+0xb5/0x140
[  396.099420]  ? mark_held_locks+0x130/0x130
[  396.103672]  ? lock_release+0xa00/0xa00
[  396.107656]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.113117]  ? xa_load+0x2ba/0x460
[  396.116675]  ? lock_downgrade+0x900/0x900
[  396.120840]  ? __might_sleep+0x95/0x190
[  396.124834]  __alloc_pages_nodemask+0xad8/0xea0
[  396.129523]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  396.134551]  ? __page_cache_alloc+0x191/0x5c0
[  396.139052]  ? xa_load+0x2e1/0x460
[  396.142600]  ? xa_clear_mark+0x40/0x40
[  396.146503]  ? zap_class+0x640/0x640
[  396.150241]  ? zap_class+0x640/0x640
[  396.153975]  ? zap_class+0x640/0x640
[  396.157696]  ? __do_page_cache_readahead+0x663/0x810
[  396.162815]  ? find_held_lock+0x36/0x1c0
[  396.166895]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  396.172474]  alloc_pages_current+0x173/0x350
[  396.176901]  __page_cache_alloc+0x38c/0x5c0
[  396.181253]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.186200]  ? kasan_check_read+0x11/0x20
[  396.190362]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.195651]  ? generic_perform_write+0x6a0/0x6a0
[  396.200418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.206007]  ? check_preemption_disabled+0x48/0x280
[  396.211044]  filemap_fault+0x1595/0x25f0
[  396.215128]  ? __lock_page_or_retry+0xa00/0xa00
[  396.219808]  ? mark_held_locks+0x130/0x130
[  396.224067]  ? filemap_map_pages+0xd6b/0x1a20
[  396.228575]  ? lock_downgrade+0x900/0x900
[  396.232737]  ? check_preemption_disabled+0x48/0x280
[  396.237765]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.242706]  ? kasan_check_read+0x11/0x20
[  396.246864]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.252150]  ? rcu_softirq_qs+0x20/0x20
[  396.256155]  ? filemap_map_pages+0xd92/0x1a20
[  396.260674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.266232]  ? find_get_entries_tag+0x1400/0x1400
[  396.271096]  ? __lock_acquire+0x62f/0x4c20
[  396.275369]  ? lock_acquire+0x1ed/0x520
[  396.279352]  ? ext4_filemap_fault+0x7a/0xad
[  396.283689]  ? lock_release+0xa00/0xa00
[  396.287674]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.293140]  ? print_usage_bug+0xc0/0xc0
[  396.297217]  ? print_usage_bug+0xc0/0xc0
[  396.301301]  ? down_read+0x8d/0x120
[  396.304953]  ? ext4_filemap_fault+0x7a/0xad
[  396.309288]  ? __down_interruptible+0x700/0x700
[  396.313997]  ext4_filemap_fault+0x82/0xad
[  396.318158]  __do_fault+0x100/0x6b0
[  396.321804]  ? pmd_devmap_trans_unstable+0x220/0x220
[  396.326942]  ? mark_held_locks+0x130/0x130
[  396.331196]  ? mark_held_locks+0x130/0x130
[  396.335442]  ? find_held_lock+0x36/0x1c0
[  396.339522]  ? find_held_lock+0x36/0x1c0
[  396.343595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.349154]  __handle_mm_fault+0x3ea0/0x5be0
[  396.353577]  ? poll_select_copy_remaining+0x18c/0x6a0
[  396.358788]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  396.363652]  ? __might_fault+0x12b/0x1e0
[  396.367725]  ? lock_downgrade+0x900/0x900
[  396.371893]  ? zap_class+0x640/0x640
[  396.375640]  ? zap_class+0x640/0x640
[  396.379373]  ? find_held_lock+0x36/0x1c0
[  396.383454]  ? handle_mm_fault+0x42a/0xc70
[  396.387704]  ? lock_downgrade+0x900/0x900
[  396.391862]  ? check_preemption_disabled+0x48/0x280
[  396.396889]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.401852]  ? kasan_check_read+0x11/0x20
[  396.406009]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.411295]  ? rcu_softirq_qs+0x20/0x20
[  396.415279]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.420401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.425971]  ? check_preemption_disabled+0x48/0x280
[  396.431009]  handle_mm_fault+0x54f/0xc70
[  396.435084]  ? __handle_mm_fault+0x5be0/0x5be0
[  396.439683]  ? find_vma+0x34/0x190
[  396.443244]  __do_page_fault+0x5e8/0xe60
[  396.447313]  ? trace_hardirqs_off+0xb8/0x310
[  396.451742]  do_page_fault+0xf2/0x7e0
[  396.455553]  ? vmalloc_sync_all+0x30/0x30
[  396.459714]  ? error_entry+0x70/0xd0
[  396.463439]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.468464]  ? trace_hardirqs_on_caller+0xc0/0x310
[  396.473402]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.478340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.483197]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.488225]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.493689]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  396.498719]  ? prepare_exit_to_usermode+0x291/0x3b0
[  396.503748]  ? page_fault+0x8/0x30
[  396.507304]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.512160]  ? page_fault+0x8/0x30
[  396.515718]  page_fault+0x1e/0x30
[  396.519186] RIP: 0033:0x7efe5ebdedd3
[  396.522918] Code: Bad RIP value.
[  396.526341] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  396.531712] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  396.538989] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  396.546268] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  396.553543] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  396.560817] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  396.568123] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  396.568128] warn_alloc_show_mem: 1 callbacks suppressed
[  396.568135] Mem-Info:
[  396.575418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.580798] active_anon:51362 inactive_anon:188 isolated_anon:0
[  396.580798]  active_file:14 inactive_file:10 isolated_file:0
[  396.580798]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.580798]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  396.580798]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  396.580798]  free:13762 free_pcp:570 free_cma:0
[  396.583179] Call Trace:
[  396.592580] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.625445]  <IRQ>
[  396.628027] 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
[  396.655454]  dump_stack+0x244/0x39d
[  396.657590] lowmem_reserve[]: 0 2818 6321 6321
[  396.683724]  ? dump_stack_print_info.cold.1+0x20/0x20
[  396.687336] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  396.691953]  warn_alloc.cold.116+0xb7/0x1bd
[  396.697121] lowmem_reserve[]: 0 0 3503 3503
[  396.724857]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.729174] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  396.733498]  ? lock_downgrade+0x900/0x900
[  396.738323] lowmem_reserve[]: 0 0 0 0
[  396.767306]  ? trace_hardirqs_off+0xb8/0x310
[  396.771434] 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
[  396.775242]  ? trace_hardirqs_off+0xb8/0x310
[  396.779632] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  396.793164]  __alloc_pages_slowpath+0x2651/0x2de0
[  396.797549] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  396.812832]  ? warn_alloc+0x120/0x120
[  396.817698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  396.832697]  ? print_usage_bug+0xc0/0xc0
[  396.836482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  396.845377]  ? warn_alloc+0x120/0x120
[  396.849426] 268 total pagecache pages
[  396.858004]  ? warn_alloc+0x120/0x120
[  396.861794] 0 pages in swap cache
[  396.865593]  ? print_usage_bug+0xc0/0xc0
[  396.869382] Swap cache stats: add 0, delete 0, find 0/0
[  396.872834]  ? kvm_clock_read+0x18/0x30
[  396.876876] Free swap  = 0kB
[  396.882240]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  396.886201] Total swap = 0kB
[  396.889223]  ? print_usage_bug+0xc0/0xc0
[  396.894223] 1965979 pages RAM
[  396.897246]  ? __lock_acquire+0x62f/0x4c20
[  396.901288] 0 pages HighMem/MovableOnly
[  396.904397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.908615] 342854 pages reserved
[  396.912594]  ? should_fail+0x22d/0xd01
[  396.918113] 0 pages cma reserved
[  396.921572]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.925505] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.928816]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.934171] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.940573]  ? __lock_acquire+0x62f/0x4c20
[  396.945660] init cpuset=/ mems_allowed=0
[  396.955370]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.968741]  ? __lock_acquire+0x62f/0x4c20
[  396.972988]  ? should_fail+0x22d/0xd01
[  396.976880]  ? rcu_irq_exit+0x1a2/0x390
[  396.980876]  ? mark_held_locks+0x130/0x130
[  396.985130]  ? mark_held_locks+0x130/0x130
[  396.989382]  ? mark_held_locks+0xc7/0x130
[  396.993545]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  396.998571]  ? zap_class+0x640/0x640
[  397.002297]  ? print_usage_bug+0xc0/0xc0
[  397.006377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.011945]  ? check_preemption_disabled+0x48/0x280
[  397.016990]  ? __lock_is_held+0xb5/0x140
[  397.021073]  __alloc_pages_nodemask+0xad8/0xea0
[  397.025755]  ? zap_class+0x640/0x640
[  397.029484]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  397.034527]  ? find_held_lock+0x36/0x1c0
[  397.038610]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.043288]  ? lock_downgrade+0x900/0x900
[  397.047458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.053010]  cache_grow_begin+0xa5/0x8c0
[  397.057079]  ? do_raw_spin_unlock+0xa7/0x330
[  397.061510]  fallback_alloc+0x204/0x2e0
[  397.065500]  ____cache_alloc_node+0x1c7/0x1e0
[  397.070015]  kmem_cache_alloc_node+0xe3/0x730
[  397.074522]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.078777]  __alloc_skb+0x119/0x770
[  397.082501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.087794]  ? netdev_alloc_frag+0x1f0/0x1f0
[  397.092215]  ? lock_downgrade+0x900/0x900
[  397.096384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.101955]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.107423]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.112881]  ? addrconf_rs_timer+0x690/0x690
[  397.117843]  ndisc_alloc_skb+0x144/0x340
[  397.121919]  ndisc_send_rs+0x331/0x6e0
[  397.125846]  addrconf_rs_timer+0x314/0x690
[  397.130095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.134354]  call_timer_fn+0x272/0x920
[  397.138255]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.142501]  ? process_timeout+0x40/0x40
[  397.146578]  ? __run_timers+0x7da/0xc70
[  397.150569]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.155073]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.159574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.163817]  ? lockdep_hardirqs_on+0x296/0x5b0
[  397.168414]  ? trace_hardirqs_on+0xbd/0x310
[  397.172748]  ? kasan_check_read+0x11/0x20
[  397.176904]  ? __run_timers+0x7da/0xc70
[  397.180914]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.186060]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.190310]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.194556]  __run_timers+0x7e5/0xc70
[  397.198382]  ? timer_fixup_init+0x70/0x70
[  397.202546]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.207577]  ? zap_class+0x640/0x640
[  397.211305]  ? enqueue_hrtimer+0x1a5/0x560
[  397.215552]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.220763]  ? find_held_lock+0x36/0x1c0
[  397.224843]  ? zap_class+0x640/0x640
[  397.228569]  ? pvclock_read_flags+0x160/0x160
[  397.233078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.238627]  ? check_preemption_disabled+0x48/0x280
[  397.243662]  ? __lock_is_held+0xb5/0x140
[  397.247737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.253288]  ? check_preemption_disabled+0x48/0x280
[  397.258321]  run_timer_softirq+0x52/0xb0
[  397.262394]  ? rcu_read_lock_sched_held+0x14f/0x180
[  397.267425]  __do_softirq+0x308/0xb7e
[  397.271238]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  397.275741]  ? lock_downgrade+0x900/0x900
[  397.279908]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  397.285048]  ? pvclock_read_flags+0x160/0x160
[  397.289556]  ? lapic_next_event+0x5a/0x90
[  397.293717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.299269]  ? kvm_clock_read+0x18/0x30
[  397.303253]  ? kvm_sched_clock_read+0x9/0x20
[  397.307673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.313225]  ? check_preemption_disabled+0x48/0x280
[  397.318262]  irq_exit+0x17f/0x1c0
[  397.321731]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.326583]  ? smp_reschedule_interrupt+0x109/0x650
[  397.331611]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.337507]  ? interrupt_entry+0xb5/0xc0
[  397.341581]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.346607]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.351633]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.356487]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.361513]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.366576]  ? task_prio+0x50/0x50
[  397.370130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.375687]  ? check_preemption_disabled+0x48/0x280
[  397.380722]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.385585]  apic_timer_interrupt+0xf/0x20
[  397.389825]  </IRQ>
[  397.392077] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  397.397022] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  397.415939] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  397.423652] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  397.430933] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  397.438200] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  397.445471] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  397.452737] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  397.460060]  skb_clone+0x1bb/0x500
[  397.463598]  ? finish_task_switch+0x663/0x910
[  397.468096]  ? skb_split+0x11e0/0x11e0
[  397.471986]  ? preempt_notifier_register+0x200/0x200
[  397.477087]  ? __switch_to_asm+0x34/0x70
[  397.481167]  ? __switch_to_asm+0x34/0x70
[  397.485230]  ? __switch_to_asm+0x40/0x70
[  397.489290]  ? __switch_to_asm+0x34/0x70
[  397.493348]  ? __switch_to_asm+0x40/0x70
[  397.497406]  ? __switch_to_asm+0x34/0x70
[  397.501467]  ? __switch_to_asm+0x40/0x70
[  397.505552]  ? __switch_to_asm+0x34/0x70
[  397.509611]  ? __switch_to_asm+0x34/0x70
[  397.513668]  ? __switch_to_asm+0x40/0x70
[  397.517733]  ? __switch_to_asm+0x34/0x70
[  397.521798]  bpf_clone_redirect+0xb9/0x490
[  397.526034]  ? __schedule+0x8d7/0x21d0
[  397.529934]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  397.534963]  ? __sched_text_start+0x8/0x8
[  397.539111]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.543876]  ? find_held_lock+0x36/0x1c0
[  397.547948]  ? lock_acquire+0x1ed/0x520
[  397.551932]  ? bpf_test_run+0x3cb/0x780
[  397.555906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.561454]  ? check_preemption_disabled+0x48/0x280
[  397.566477]  ? kasan_check_read+0x11/0x20
[  397.570636]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.575914]  ? rcu_softirq_qs+0x20/0x20
[  397.579897]  ? preempt_schedule+0x4d/0x60
[  397.584057]  ? ___preempt_schedule+0x16/0x18
[  397.588475]  ? bpf_test_run+0x25d/0x780
[  397.592459]  ? netlink_diag_dump+0x2a0/0x2a0
[  397.596882]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.602415]  ? bpf_test_init.isra.10+0x70/0x100
[  397.607093]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  397.611888]  ? bpf_test_finish.isra.9+0x260/0x260
[  397.616737]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.622278]  ? fput+0x130/0x1a0
[  397.625562]  ? __bpf_prog_get+0x9b/0x290
[  397.629625]  ? bpf_test_finish.isra.9+0x260/0x260
[  397.634463]  ? bpf_prog_test_run+0x130/0x1a0
[  397.638873]  ? __x64_sys_bpf+0x3db/0x520
[  397.642942]  ? bpf_prog_get+0x20/0x20
[  397.646768]  ? do_syscall_64+0x1b9/0x820
[  397.650828]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  397.656195]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.661133]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.666147]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  397.671166]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  397.677828]  ? __switch_to_asm+0x40/0x70
[  397.681890]  ? __switch_to_asm+0x34/0x70
[  397.685968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.690868]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  397.696249] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  397.696320] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.702480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.702486] Call Trace:
[  397.702491]  <IRQ>
[  397.702509]  dump_stack+0x244/0x39d
[  397.702532]  ? dump_stack_print_info.cold.1+0x20/0x20
[  397.709061] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.718364]  warn_alloc.cold.116+0xb7/0x1bd
[  397.720916] syz-executor2 cpuset=syz2 mems_allowed=0
[  397.723068]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.756580]  ? lock_downgrade+0x900/0x900
[  397.760736]  ? trace_hardirqs_off+0xb8/0x310
[  397.765156]  ? trace_hardirqs_off+0xb8/0x310
[  397.769579]  __alloc_pages_slowpath+0x2651/0x2de0
[  397.774465]  ? warn_alloc+0x120/0x120
[  397.778266]  ? print_usage_bug+0xc0/0xc0
[  397.782323]  ? warn_alloc+0x120/0x120
[  397.786130]  ? warn_alloc+0x120/0x120
[  397.789964]  ? print_usage_bug+0xc0/0xc0
[  397.794023]  ? kvm_clock_read+0x18/0x30
[  397.797996]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  397.803017]  ? print_usage_bug+0xc0/0xc0
[  397.807077]  ? __lock_acquire+0x62f/0x4c20
[  397.811317]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.816872]  ? should_fail+0x22d/0xd01
[  397.820770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.826054]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.831159]  ? __lock_acquire+0x62f/0x4c20
[  397.835423]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.840528]  ? __lock_acquire+0x62f/0x4c20
[  397.844763]  ? should_fail+0x22d/0xd01
[  397.848646]  ? rcu_irq_exit+0x1a2/0x390
[  397.852627]  ? mark_held_locks+0x130/0x130
[  397.856862]  ? mark_held_locks+0x130/0x130
[  397.861103]  ? mark_held_locks+0xc7/0x130
[  397.865261]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  397.870277]  ? zap_class+0x640/0x640
[  397.873993]  ? print_usage_bug+0xc0/0xc0
[  397.878070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.883636]  ? check_preemption_disabled+0x48/0x280
[  397.888678]  ? __lock_is_held+0xb5/0x140
[  397.892756]  __alloc_pages_nodemask+0xad8/0xea0
[  397.897419]  ? zap_class+0x640/0x640
[  397.901133]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  397.906196]  ? find_held_lock+0x36/0x1c0
[  397.910278]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.914959]  ? lock_downgrade+0x900/0x900
[  397.919133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.924674]  cache_grow_begin+0xa5/0x8c0
[  397.928730]  ? do_raw_spin_unlock+0xa7/0x330
[  397.933144]  fallback_alloc+0x204/0x2e0
[  397.937135]  ____cache_alloc_node+0x1c7/0x1e0
[  397.941635]  kmem_cache_alloc_node+0xe3/0x730
[  397.946130]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.950385]  __alloc_skb+0x119/0x770
[  397.954095]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.959370]  ? netdev_alloc_frag+0x1f0/0x1f0
[  397.963779]  ? lock_downgrade+0x900/0x900
[  397.967941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.973480]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.978959]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.984411]  ? addrconf_rs_timer+0x690/0x690
[  397.989093]  ndisc_alloc_skb+0x144/0x340
[  397.993162]  ndisc_send_rs+0x331/0x6e0
[  397.997059]  addrconf_rs_timer+0x314/0x690
[  398.001317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.005575]  call_timer_fn+0x272/0x920
[  398.009461]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.013711]  ? process_timeout+0x40/0x40
[  398.017811]  ? mark_held_locks+0xc7/0x130
[  398.021967]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.026459]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.030962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.035201]  ? lockdep_hardirqs_on+0x296/0x5b0
[  398.039785]  ? trace_hardirqs_on+0xbd/0x310
[  398.044124]  ? kasan_check_read+0x11/0x20
[  398.048272]  ? __run_timers+0x7da/0xc70
[  398.052275]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.057416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.061651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.065907]  __run_timers+0x7e5/0xc70
[  398.069719]  ? timer_fixup_init+0x70/0x70
[  398.073868]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  398.078886]  ? zap_class+0x640/0x640
[  398.082610]  ? print_usage_bug+0xc0/0xc0
[  398.086677]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  398.091875]  ? find_held_lock+0x36/0x1c0
[  398.095962]  ? zap_class+0x640/0x640
[  398.099693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.105231]  ? check_preemption_disabled+0x48/0x280
[  398.110256]  ? __lock_is_held+0xb5/0x140
[  398.114319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.119859]  ? check_preemption_disabled+0x48/0x280
[  398.124883]  run_timer_softirq+0x52/0xb0
[  398.128954]  ? rcu_read_lock_sched_held+0x14f/0x180
[  398.133976]  __do_softirq+0x308/0xb7e
[  398.137782]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  398.142281]  ? lock_downgrade+0x900/0x900
[  398.146449]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  398.151561]  ? pvclock_read_flags+0x160/0x160
[  398.156061]  ? lapic_next_event+0x5a/0x90
[  398.160217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.165773]  ? kvm_clock_read+0x18/0x30
[  398.169745]  ? kvm_sched_clock_read+0x9/0x20
[  398.174152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.179717]  ? check_preemption_disabled+0x48/0x280
[  398.184736]  irq_exit+0x17f/0x1c0
[  398.188352]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.193198]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.199081]  ? interrupt_entry+0xb5/0xc0
[  398.203146]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.208162]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.213193]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.218044]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.223086]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.228099]  ? task_prio+0x50/0x50
[  398.231645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.237181]  ? check_preemption_disabled+0x48/0x280
[  398.242207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.247056]  apic_timer_interrupt+0xf/0x20
[  398.251303]  </IRQ>
[  398.253542] RIP: 0010:check_memory_region+0x117/0x1b0
[  398.258729] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  398.277659] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  398.285382] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  398.292646] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  398.299910] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  398.307177] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  398.314447] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  398.321727]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.327014]  kasan_check_read+0x11/0x20
[  398.330988]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.336090]  ? rcu_softirq_qs+0x20/0x20
[  398.340072]  rcu_is_watching+0x10/0x30
[  398.343991]  page_evictable+0x3c0/0x540
[  398.347985]  ? kswapd_stop+0x100/0x100
[  398.351881]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.357000]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.362467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.368019]  ? check_preemption_disabled+0x48/0x280
[  398.373059]  shrink_active_list+0x869/0x1f00
[  398.377478]  ? mark_held_locks+0xc7/0x130
[  398.381636]  ? shrink_inactive_list+0x1c60/0x1c60
[  398.386493]  ? trace_hardirqs_on+0xbd/0x310
[  398.390825]  ? find_held_lock+0x36/0x1c0
[  398.394885]  ? shrink_inactive_list+0xa4a/0x1c60
[  398.399640]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.404738]  ? zap_class+0x640/0x640
[  398.408452]  ? print_usage_bug+0xc0/0xc0
[  398.412551]  ? __page_frag_cache_drain+0x210/0x210
[  398.417476]  ? print_usage_bug+0xc0/0xc0
[  398.421612]  ? mark_held_locks+0xc7/0x130
[  398.425763]  ? find_held_lock+0x36/0x1c0
[  398.429841]  ? zap_class+0x640/0x640
[  398.433565]  ? mark_held_locks+0xc7/0x130
[  398.437710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.443260]  ? check_preemption_disabled+0x48/0x280
[  398.448282]  ? zap_class+0x640/0x640
[  398.451994]  ? __lock_is_held+0xb5/0x140
[  398.456058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.461596]  ? check_preemption_disabled+0x48/0x280
[  398.466620]  ? __lock_is_held+0xb5/0x140
[  398.470723]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  398.475739]  ? inactive_list_is_low+0x305/0x880
[  398.480413]  ? lruvec_lru_size+0x450/0x450
[  398.484646]  ? kasan_check_read+0x11/0x20
[  398.488821]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  398.493804]  shrink_node_memcg+0x803/0x18f0
[  398.498144]  ? shrink_active_list+0x1f00/0x1f00
[  398.502819]  ? lock_downgrade+0x900/0x900
[  398.506985]  ? check_flush_dependency+0x410/0x410
[  398.511858]  ? kasan_check_read+0x11/0x20
[  398.516017]  ? do_raw_spin_unlock+0xa7/0x330
[  398.520430]  ? ___preempt_schedule+0x16/0x18
[  398.524844]  ? _raw_spin_unlock+0x3f/0x50
[  398.528995]  shrink_node+0x3bc/0x16b0
[  398.532794]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  398.538096]  ? shrink_node_memcg+0x18f0/0x18f0
[  398.542692]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  398.547273]  ? trace_hardirqs_on+0xbd/0x310
[  398.551594]  ? vmpressure+0x271/0x340
[  398.555399]  ? do_raw_spin_trylock+0x270/0x270
[  398.560006]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  398.565546]  ? __cpuset_node_allowed+0x19b/0x660
[  398.570307]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  398.576021]  ? vmpressure+0x1a2/0x340
[  398.579830]  do_try_to_free_pages+0x3e7/0x1290
[  398.584410]  ? zap_class+0x640/0x640
[  398.588155]  ? shrink_node+0x16b0/0x16b0
[  398.592239]  ? __lock_is_held+0xb5/0x140
[  398.596310]  try_to_free_pages+0x4d0/0xb90
[  398.600547]  ? do_try_to_free_pages+0x1290/0x1290
[  398.605402]  ? lock_acquire+0x1ed/0x520
[  398.609376]  ? set_page_refcounted+0x280/0x280
[  398.613969]  ? lock_release+0xa00/0xa00
[  398.617952]  ? _raw_spin_unlock_irq+0x60/0x80
[  398.622459]  ? psi_memstall_enter+0x240/0x2b0
[  398.626985]  ? psi_memstall_tick+0x230/0x230
[  398.631395]  __alloc_pages_slowpath+0xa48/0x2de0
[  398.636166]  ? warn_alloc+0x120/0x120
[  398.639987]  ? mark_held_locks+0x130/0x130
[  398.644255]  ? find_get_entry+0xaae/0x1120
[  398.648528]  ? filemap_map_pages+0x1a20/0x1a20
[  398.653122]  ? zap_class+0x640/0x640
[  398.656837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.662374]  ? check_preemption_disabled+0x48/0x280
[  398.667404]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.672946]  ? should_fail+0x22d/0xd01
[  398.676844]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.681964]  ? zap_class+0x640/0x640
[  398.685701]  ? __lock_is_held+0xb5/0x140
[  398.689771]  ? mark_held_locks+0x130/0x130
[  398.694005]  ? lock_release+0xa00/0xa00
[  398.698008]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.703458]  ? xa_load+0x2ba/0x460
[  398.707001]  ? lock_downgrade+0x900/0x900
[  398.711173]  ? __might_sleep+0x95/0x190
[  398.715161]  __alloc_pages_nodemask+0xad8/0xea0
[  398.719840]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  398.724858]  ? __page_cache_alloc+0x191/0x5c0
[  398.729369]  ? xa_load+0x2e1/0x460
[  398.732907]  ? xa_clear_mark+0x40/0x40
[  398.736804]  ? zap_class+0x640/0x640
[  398.740531]  ? zap_class+0x640/0x640
[  398.744245]  ? zap_class+0x640/0x640
[  398.747957]  ? __do_page_cache_readahead+0x663/0x810
[  398.753079]  ? find_held_lock+0x36/0x1c0
[  398.757142]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  398.762686]  alloc_pages_current+0x173/0x350
[  398.767104]  __page_cache_alloc+0x38c/0x5c0
[  398.771442]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.776369]  ? kasan_check_read+0x11/0x20
[  398.780515]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.785796]  ? generic_perform_write+0x6a0/0x6a0
[  398.790552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.796089]  ? check_preemption_disabled+0x48/0x280
[  398.801113]  filemap_fault+0x1595/0x25f0
[  398.805191]  ? __lock_page_or_retry+0xa00/0xa00
[  398.809860]  ? mark_held_locks+0x130/0x130
[  398.814106]  ? filemap_map_pages+0xd6b/0x1a20
[  398.818605]  ? lock_downgrade+0x900/0x900
[  398.822753]  ? check_preemption_disabled+0x48/0x280
[  398.827775]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.832701]  ? kasan_check_read+0x11/0x20
[  398.836851]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.842123]  ? rcu_softirq_qs+0x20/0x20
[  398.846110]  ? filemap_map_pages+0xd92/0x1a20
[  398.850656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.856213]  ? find_get_entries_tag+0x1400/0x1400
[  398.861069]  ? __lock_acquire+0x62f/0x4c20
[  398.865311]  ? lock_acquire+0x1ed/0x520
[  398.869281]  ? ext4_filemap_fault+0x7a/0xad
[  398.873599]  ? lock_release+0xa00/0xa00
[  398.877562]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.883096]  ? print_usage_bug+0xc0/0xc0
[  398.887159]  ? print_usage_bug+0xc0/0xc0
[  398.891230]  ? down_read+0x8d/0x120
[  398.894855]  ? ext4_filemap_fault+0x7a/0xad
[  398.899190]  ? __down_interruptible+0x700/0x700
[  398.903895]  ext4_filemap_fault+0x82/0xad
[  398.908049]  __do_fault+0x100/0x6b0
[  398.911682]  ? pmd_devmap_trans_unstable+0x220/0x220
[  398.916806]  ? mark_held_locks+0x130/0x130
[  398.921046]  ? mark_held_locks+0x130/0x130
[  398.925300]  ? find_held_lock+0x36/0x1c0
[  398.929371]  ? find_held_lock+0x36/0x1c0
[  398.933447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.938992]  __handle_mm_fault+0x3ea0/0x5be0
[  398.943398]  ? poll_select_copy_remaining+0x18c/0x6a0
[  398.948595]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  398.953439]  ? __might_fault+0x12b/0x1e0
[  398.957510]  ? lock_downgrade+0x900/0x900
[  398.961665]  ? zap_class+0x640/0x640
[  398.965382]  ? zap_class+0x640/0x640
[  398.969103]  ? find_held_lock+0x36/0x1c0
[  398.973193]  ? handle_mm_fault+0x42a/0xc70
[  398.977433]  ? lock_downgrade+0x900/0x900
[  398.981583]  ? check_preemption_disabled+0x48/0x280
[  398.986614]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.991544]  ? kasan_check_read+0x11/0x20
[  398.995689]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.000964]  ? rcu_softirq_qs+0x20/0x20
[  399.004945]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.010052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.015589]  ? check_preemption_disabled+0x48/0x280
[  399.020616]  handle_mm_fault+0x54f/0xc70
[  399.024710]  ? __handle_mm_fault+0x5be0/0x5be0
[  399.029327]  ? find_vma+0x34/0x190
[  399.032874]  __do_page_fault+0x5e8/0xe60
[  399.036943]  ? trace_hardirqs_off+0xb8/0x310
[  399.041361]  do_page_fault+0xf2/0x7e0
[  399.045160]  ? vmalloc_sync_all+0x30/0x30
[  399.049331]  ? error_entry+0x70/0xd0
[  399.053049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.058064]  ? trace_hardirqs_on_caller+0xc0/0x310
[  399.062991]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.067916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.072765]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.077780]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.083234]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  399.088265]  ? prepare_exit_to_usermode+0x291/0x3b0
[  399.093282]  ? page_fault+0x8/0x30
[  399.096823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.101667]  ? page_fault+0x8/0x30
[  399.105211]  page_fault+0x1e/0x30
[  399.108663] RIP: 0033:0x7efe5ebdedd3
[  399.112385] Code: Bad RIP value.
[  399.115742] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  399.121310] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  399.128578] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  399.135840] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  399.143106] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  399.150457] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  399.157752] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  399.157757] warn_alloc_show_mem: 1 callbacks suppressed
[  399.157765] Mem-Info:
[  399.165034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.170398] active_anon:51362 inactive_anon:188 isolated_anon:0
[  399.170398]  active_file:14 inactive_file:10 isolated_file:0
[  399.170398]  unevictable:0 dirty:0 writeback:0 unstable:0
[  399.170398]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  399.170398]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  399.170398]  free:13762 free_pcp:570 free_cma:0
[  399.172772] Call Trace:
[  399.182163] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  399.215004]  <IRQ>
[  399.217573] 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
[  399.244983]  dump_stack+0x244/0x39d
[  399.247108] lowmem_reserve[]: 0 2818 6321 6321
[  399.273211]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.276809] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  399.281387]  warn_alloc.cold.116+0xb7/0x1bd
[  399.286538] lowmem_reserve[]: 0 0 3503 3503
[  399.314207]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.318503] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  399.322816]  ? lock_downgrade+0x900/0x900
[  399.327632] lowmem_reserve[]: 0 0 0 0
[  399.356597]  ? trace_hardirqs_off+0xb8/0x310
[  399.360712] 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
[  399.364506]  ? trace_hardirqs_off+0xb8/0x310
[  399.368885] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  399.382421]  __alloc_pages_slowpath+0x2651/0x2de0
[  399.386803] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  399.402088]  ? warn_alloc+0x120/0x120
[  399.406886] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  399.421871]  ? print_usage_bug+0xc0/0xc0
[  399.425651] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  399.434471]  ? warn_alloc+0x120/0x120
[  399.438511] 268 total pagecache pages
[  399.447080]  ? warn_alloc+0x120/0x120
[  399.450863] 0 pages in swap cache
[  399.454650]  ? print_usage_bug+0xc0/0xc0
[  399.458432] Swap cache stats: add 0, delete 0, find 0/0
[  399.461873]  ? print_usage_bug+0xc0/0xc0
[  399.465905] Free swap  = 0kB
[  399.471279]  ? __lock_acquire+0x62f/0x4c20
[  399.475313] Total swap = 0kB
[  399.478326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.482534] 1965979 pages RAM
[  399.485557]  ? should_fail+0x22d/0xd01
[  399.491078] 0 pages HighMem/MovableOnly
[  399.494190]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.498080] 342854 pages reserved
[  399.502044]  ? __lock_acquire+0x62f/0x4c20
[  399.507117] 0 pages cma reserved
[  399.510556]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.514823] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.518150]  ? __lock_acquire+0x62f/0x4c20
[  399.518165]  ? should_fail+0x22d/0xd01
[  399.523345] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.529730]  ? find_held_lock+0x36/0x1c0
[  399.533947] init cpuset=/ mems_allowed=0
[  399.537825]  ? mark_held_locks+0x130/0x130
[  399.559808]  ? mark_held_locks+0x130/0x130
[  399.564042]  ? zap_class+0x640/0x640
[  399.567755]  ? zap_class+0x640/0x640
[  399.571468]  ? print_usage_bug+0xc0/0xc0
[  399.575557]  ? do_raw_spin_unlock+0xa7/0x330
[  399.579962]  ? zap_class+0x640/0x640
[  399.583695]  ? print_usage_bug+0xc0/0xc0
[  399.587760]  ? wq_watchdog_touch+0x9c/0xfe
[  399.592001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.597539]  ? check_preemption_disabled+0x48/0x280
[  399.602600]  ? __lock_is_held+0xb5/0x140
[  399.606665]  __alloc_pages_nodemask+0xad8/0xea0
[  399.611338]  ? zap_class+0x640/0x640
[  399.615056]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  399.620102]  ? find_held_lock+0x36/0x1c0
[  399.624178]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.628853]  ? lock_downgrade+0x900/0x900
[  399.633010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.638561]  cache_grow_begin+0xa5/0x8c0
[  399.642622]  ? do_raw_spin_unlock+0xa7/0x330
[  399.647040]  fallback_alloc+0x204/0x2e0
[  399.651026]  ____cache_alloc_node+0x1c7/0x1e0
[  399.655530]  kmem_cache_alloc_node+0xe3/0x730
[  399.660057]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.664335]  __alloc_skb+0x119/0x770
[  399.668080]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.673363]  ? netdev_alloc_frag+0x1f0/0x1f0
[  399.677801]  ? lock_downgrade+0x900/0x900
[  399.681965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.687534]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.693007]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.698457]  ? addrconf_rs_timer+0x690/0x690
[  399.702877]  ndisc_alloc_skb+0x144/0x340
[  399.706949]  ndisc_send_rs+0x331/0x6e0
[  399.710841]  addrconf_rs_timer+0x314/0x690
[  399.715079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.719328]  call_timer_fn+0x272/0x920
[  399.723233]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.727486]  ? process_timeout+0x40/0x40
[  399.731571]  ? __run_timers+0x7da/0xc70
[  399.735563]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.740055]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.744546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.748779]  ? lockdep_hardirqs_on+0x296/0x5b0
[  399.753360]  ? trace_hardirqs_on+0xbd/0x310
[  399.757679]  ? kasan_check_read+0x11/0x20
[  399.761832]  ? __run_timers+0x7da/0xc70
[  399.765823]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.770974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.775227]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.779471]  __run_timers+0x7e5/0xc70
[  399.783284]  ? timer_fixup_init+0x70/0x70
[  399.787452]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.792470]  ? zap_class+0x640/0x640
[  399.796205]  ? enqueue_hrtimer+0x1a5/0x560
[  399.800441]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  399.805638]  ? find_held_lock+0x36/0x1c0
[  399.809709]  ? zap_class+0x640/0x640
[  399.813426]  ? pvclock_read_flags+0x160/0x160
[  399.817934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.823477]  ? check_preemption_disabled+0x48/0x280
[  399.828502]  ? __lock_is_held+0xb5/0x140
[  399.832562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.838096]  ? check_preemption_disabled+0x48/0x280
[  399.843111]  run_timer_softirq+0x52/0xb0
[  399.847170]  ? rcu_read_lock_sched_held+0x14f/0x180
[  399.852185]  __do_softirq+0x308/0xb7e
[  399.856002]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  399.860497]  ? lock_downgrade+0x900/0x900
[  399.864648]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  399.869757]  ? pvclock_read_flags+0x160/0x160
[  399.874251]  ? lapic_next_event+0x5a/0x90
[  399.878422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.883960]  ? kvm_clock_read+0x18/0x30
[  399.887958]  ? kvm_sched_clock_read+0x9/0x20
[  399.892376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.897908]  ? check_preemption_disabled+0x48/0x280
[  399.902954]  irq_exit+0x17f/0x1c0
[  399.906402]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.911240]  ? smp_reschedule_interrupt+0x109/0x650
[  399.916302]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.922185]  ? interrupt_entry+0xb5/0xc0
[  399.926245]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.931259]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.936285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.941246]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.946262]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.951286]  ? task_prio+0x50/0x50
[  399.954827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.960360]  ? check_preemption_disabled+0x48/0x280
[  399.965377]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.970228]  apic_timer_interrupt+0xf/0x20
[  399.974451]  </IRQ>
[  399.976694] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  399.981636] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  400.000706] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  400.008409] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  400.015676] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  400.022954] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  400.030248] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  400.037510] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  400.044801]  skb_clone+0x1bb/0x500
[  400.048334]  ? finish_task_switch+0x663/0x910
[  400.052822]  ? skb_split+0x11e0/0x11e0
[  400.056714]  ? preempt_notifier_register+0x200/0x200
[  400.061840]  ? __switch_to_asm+0x34/0x70
[  400.065895]  ? __switch_to_asm+0x34/0x70
[  400.069952]  ? __switch_to_asm+0x40/0x70
[  400.074005]  ? __switch_to_asm+0x34/0x70
[  400.078060]  ? __switch_to_asm+0x40/0x70
[  400.082113]  ? __switch_to_asm+0x34/0x70
[  400.086183]  ? __switch_to_asm+0x40/0x70
[  400.090255]  ? __switch_to_asm+0x34/0x70
[  400.094312]  ? __switch_to_asm+0x34/0x70
[  400.098365]  ? __switch_to_asm+0x40/0x70
[  400.102420]  ? __switch_to_asm+0x34/0x70
[  400.106484]  bpf_clone_redirect+0xb9/0x490
[  400.110721]  ? __schedule+0x8d7/0x21d0
[  400.114616]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  400.120153]  ? __sched_text_start+0x8/0x8
[  400.124298]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  400.129060]  ? find_held_lock+0x36/0x1c0
[  400.133128]  ? lock_acquire+0x1ed/0x520
[  400.137104]  ? bpf_test_run+0x3cb/0x780
[  400.141095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.146635]  ? check_preemption_disabled+0x48/0x280
[  400.151654]  ? kasan_check_read+0x11/0x20
[  400.155808]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.161080]  ? rcu_softirq_qs+0x20/0x20
[  400.165051]  ? preempt_schedule+0x4d/0x60
[  400.169196]  ? ___preempt_schedule+0x16/0x18
[  400.173607]  ? bpf_test_run+0x25d/0x780
[  400.177614]  ? netlink_diag_dump+0x2a0/0x2a0
[  400.182035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.187565]  ? bpf_test_init.isra.10+0x70/0x100
[  400.192244]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  400.197028]  ? bpf_test_finish.isra.9+0x260/0x260
[  400.201870]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.207404]  ? fput+0x130/0x1a0
[  400.210690]  ? __bpf_prog_get+0x9b/0x290
[  400.214752]  ? bpf_test_finish.isra.9+0x260/0x260
[  400.219605]  ? bpf_prog_test_run+0x130/0x1a0
[  400.224014]  ? __x64_sys_bpf+0x3db/0x520
[  400.228071]  ? bpf_prog_get+0x20/0x20
[  400.231894]  ? do_syscall_64+0x1b9/0x820
[  400.235958]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.241323]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.246252]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.251271]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.256291]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  400.262958]  ? __switch_to_asm+0x40/0x70
[  400.267015]  ? __switch_to_asm+0x34/0x70
[  400.271082]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.275939]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.281337] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  400.281411] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.287582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.287590] Call Trace:
[  400.294154] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.303410]  <IRQ>
[  400.305978] syz-executor2 cpuset=syz2 mems_allowed=0
[  400.316458]  dump_stack+0x244/0x39d
[  400.327305]  ? dump_stack_print_info.cold.1+0x20/0x20
[  400.332509]  warn_alloc.cold.116+0xb7/0x1bd
[  400.336831]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.341674]  ? lock_downgrade+0x900/0x900
[  400.345828]  ? trace_hardirqs_off+0xb8/0x310
[  400.350245]  ? trace_hardirqs_off+0xb8/0x310
[  400.354663]  __alloc_pages_slowpath+0x2651/0x2de0
[  400.359546]  ? warn_alloc+0x120/0x120
[  400.363348]  ? print_usage_bug+0xc0/0xc0
[  400.367408]  ? warn_alloc+0x120/0x120
[  400.371215]  ? warn_alloc+0x120/0x120
[  400.375022]  ? print_usage_bug+0xc0/0xc0
[  400.379082]  ? kvm_clock_read+0x18/0x30
[  400.383057]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  400.388073]  ? print_usage_bug+0xc0/0xc0
[  400.392129]  ? __lock_acquire+0x62f/0x4c20
[  400.396401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.401942]  ? should_fail+0x22d/0xd01
[  400.405835]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.410941]  ? __lock_acquire+0x62f/0x4c20
[  400.415189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.420300]  ? __lock_acquire+0x62f/0x4c20
[  400.424529]  ? should_fail+0x22d/0xd01
[  400.428442]  ? mark_held_locks+0x130/0x130
[  400.432684]  ? mark_held_locks+0x130/0x130
[  400.436931]  ? zap_class+0x640/0x640
[  400.440640]  ? print_usage_bug+0xc0/0xc0
[  400.444720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.450275]  ? check_preemption_disabled+0x48/0x280
[  400.455316]  ? __lock_is_held+0xb5/0x140
[  400.459380]  __alloc_pages_nodemask+0xad8/0xea0
[  400.464049]  ? zap_class+0x640/0x640
[  400.467765]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  400.472802]  ? find_held_lock+0x36/0x1c0
[  400.476901]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.481591]  ? lock_downgrade+0x900/0x900
[  400.485744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.491303]  cache_grow_begin+0xa5/0x8c0
[  400.495406]  ? do_raw_spin_unlock+0xa7/0x330
[  400.499839]  fallback_alloc+0x204/0x2e0
[  400.503817]  ____cache_alloc_node+0x1c7/0x1e0
[  400.508316]  kmem_cache_alloc_node+0xe3/0x730
[  400.512813]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.517053]  __alloc_skb+0x119/0x770
[  400.520764]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.526045]  ? netdev_alloc_frag+0x1f0/0x1f0
[  400.530453]  ? lock_downgrade+0x900/0x900
[  400.534606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.540147]  ? refcount_sub_and_test_checked+0x203/0x310
[  400.545596]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  400.551044]  ? addrconf_rs_timer+0x690/0x690
[  400.555495]  ndisc_alloc_skb+0x144/0x340
[  400.559556]  ndisc_send_rs+0x331/0x6e0
[  400.563462]  addrconf_rs_timer+0x314/0x690
[  400.567709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.571953]  call_timer_fn+0x272/0x920
[  400.575839]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.580071]  ? process_timeout+0x40/0x40
[  400.584139]  ? mark_held_locks+0xc7/0x130
[  400.588282]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.592791]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.597283]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.601518]  ? lockdep_hardirqs_on+0x296/0x5b0
[  400.606102]  ? trace_hardirqs_on+0xbd/0x310
[  400.610423]  ? kasan_check_read+0x11/0x20
[  400.614601]  ? __run_timers+0x7da/0xc70
[  400.618580]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.623709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.627947]  __run_timers+0x7e5/0xc70
[  400.631751]  ? timer_fixup_init+0x70/0x70
[  400.635893]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  400.640920]  ? zap_class+0x640/0x640
[  400.644742]  ? print_usage_bug+0xc0/0xc0
[  400.648806]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  400.654002]  ? find_held_lock+0x36/0x1c0
[  400.658068]  ? zap_class+0x640/0x640
[  400.661797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.667330]  ? check_preemption_disabled+0x48/0x280
[  400.672352]  ? __lock_is_held+0xb5/0x140
[  400.676429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.681967]  ? check_preemption_disabled+0x48/0x280
[  400.686985]  run_timer_softirq+0x52/0xb0
[  400.691046]  ? rcu_read_lock_sched_held+0x14f/0x180
[  400.696066]  __do_softirq+0x308/0xb7e
[  400.699875]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  400.704368]  ? lock_downgrade+0x900/0x900
[  400.708520]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  400.713630]  ? pvclock_read_flags+0x160/0x160
[  400.718127]  ? lapic_next_event+0x5a/0x90
[  400.722275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.727815]  ? kvm_clock_read+0x18/0x30
[  400.731795]  ? kvm_sched_clock_read+0x9/0x20
[  400.736251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.741786]  ? check_preemption_disabled+0x48/0x280
[  400.746806]  irq_exit+0x17f/0x1c0
[  400.750263]  smp_apic_timer_interrupt+0x1cb/0x760
[  400.755110]  ? smp_call_function_single_interrupt+0x650/0x650
[  400.760995]  ? interrupt_entry+0xb5/0xc0
[  400.765061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.770074]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.775091]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.779941]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.784961]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.789991]  ? task_prio+0x50/0x50
[  400.793536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.799078]  ? check_preemption_disabled+0x48/0x280
[  400.804102]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.808961]  apic_timer_interrupt+0xf/0x20
[  400.813191]  </IRQ>
[  400.815432] RIP: 0010:check_memory_region+0x117/0x1b0
[  400.820627] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  400.839524] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  400.847230] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  400.854495] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  400.861764] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  400.869029] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  400.876294] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  400.883571]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.888860]  kasan_check_read+0x11/0x20
[  400.892835]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.897946]  ? rcu_softirq_qs+0x20/0x20
[  400.901934]  rcu_is_watching+0x10/0x30
[  400.905820]  page_evictable+0x3c0/0x540
[  400.909797]  ? kswapd_stop+0x100/0x100
[  400.913696]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.918802]  ? perf_trace_sched_process_exec+0x860/0x860
[  400.924279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.929815]  ? check_preemption_disabled+0x48/0x280
[  400.934838]  shrink_active_list+0x869/0x1f00
[  400.939257]  ? mark_held_locks+0xc7/0x130
[  400.943417]  ? shrink_inactive_list+0x1c60/0x1c60
[  400.948262]  ? trace_hardirqs_on+0xbd/0x310
[  400.952596]  ? find_held_lock+0x36/0x1c0
[  400.956656]  ? shrink_inactive_list+0xa4a/0x1c60
[  400.961411]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.966517]  ? zap_class+0x640/0x640
[  400.970235]  ? print_usage_bug+0xc0/0xc0
[  400.974317]  ? __page_frag_cache_drain+0x210/0x210
[  400.979249]  ? print_usage_bug+0xc0/0xc0
[  400.983320]  ? mark_held_locks+0xc7/0x130
[  400.987474]  ? find_held_lock+0x36/0x1c0
[  400.991541]  ? zap_class+0x640/0x640
[  400.995255]  ? mark_held_locks+0xc7/0x130
[  400.999407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.004949]  ? check_preemption_disabled+0x48/0x280
[  401.009976]  ? zap_class+0x640/0x640
[  401.013704]  ? __lock_is_held+0xb5/0x140
[  401.017768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.023308]  ? check_preemption_disabled+0x48/0x280
[  401.028333]  ? __lock_is_held+0xb5/0x140
[  401.032412]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  401.037432]  ? inactive_list_is_low+0x305/0x880
[  401.042109]  ? lruvec_lru_size+0x450/0x450
[  401.046348]  ? kasan_check_read+0x11/0x20
[  401.050505]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  401.055450]  shrink_node_memcg+0x803/0x18f0
[  401.059784]  ? shrink_active_list+0x1f00/0x1f00
[  401.064456]  ? lock_downgrade+0x900/0x900
[  401.068607]  ? check_flush_dependency+0x410/0x410
[  401.073454]  ? kasan_check_read+0x11/0x20
[  401.077598]  ? do_raw_spin_unlock+0xa7/0x330
[  401.082013]  ? ___preempt_schedule+0x16/0x18
[  401.086450]  ? _raw_spin_unlock+0x3f/0x50
[  401.090608]  shrink_node+0x3bc/0x16b0
[  401.094411]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  401.099711]  ? shrink_node_memcg+0x18f0/0x18f0
[  401.104293]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  401.108875]  ? trace_hardirqs_on+0xbd/0x310
[  401.113200]  ? vmpressure+0x271/0x340
[  401.117153]  ? do_raw_spin_trylock+0x270/0x270
[  401.121762]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  401.127301]  ? __cpuset_node_allowed+0x19b/0x660
[  401.132060]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  401.137771]  ? vmpressure+0x1a2/0x340
[  401.141597]  do_try_to_free_pages+0x3e7/0x1290
[  401.146208]  ? zap_class+0x640/0x640
[  401.149948]  ? shrink_node+0x16b0/0x16b0
[  401.154011]  ? __lock_is_held+0xb5/0x140
[  401.158086]  try_to_free_pages+0x4d0/0xb90
[  401.162327]  ? do_try_to_free_pages+0x1290/0x1290
[  401.167189]  ? lock_acquire+0x1ed/0x520
[  401.171163]  ? set_page_refcounted+0x280/0x280
[  401.175756]  ? lock_release+0xa00/0xa00
[  401.179745]  ? _raw_spin_unlock_irq+0x60/0x80
[  401.184253]  ? psi_memstall_enter+0x240/0x2b0
[  401.188747]  ? psi_memstall_tick+0x230/0x230
[  401.193167]  __alloc_pages_slowpath+0xa48/0x2de0
[  401.197969]  ? warn_alloc+0x120/0x120
[  401.201770]  ? mark_held_locks+0x130/0x130
[  401.206007]  ? find_get_entry+0xaae/0x1120
[  401.210269]  ? filemap_map_pages+0x1a20/0x1a20
[  401.214856]  ? zap_class+0x640/0x640
[  401.218577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.224119]  ? check_preemption_disabled+0x48/0x280
[  401.229151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.234706]  ? should_fail+0x22d/0xd01
[  401.238597]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.243702]  ? zap_class+0x640/0x640
[  401.247456]  ? __lock_is_held+0xb5/0x140
[  401.251542]  ? mark_held_locks+0x130/0x130
[  401.255783]  ? lock_release+0xa00/0xa00
[  401.259757]  ? perf_trace_sched_process_exec+0x860/0x860
[  401.265211]  ? xa_load+0x2ba/0x460
[  401.268755]  ? lock_downgrade+0x900/0x900
[  401.272930]  ? __might_sleep+0x95/0x190
[  401.276910]  __alloc_pages_nodemask+0xad8/0xea0
[  401.281621]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  401.286659]  ? __page_cache_alloc+0x191/0x5c0
[  401.291152]  ? xa_load+0x2e1/0x460
[  401.294695]  ? xa_clear_mark+0x40/0x40
[  401.298582]  ? zap_class+0x640/0x640
[  401.302306]  ? zap_class+0x640/0x640
[  401.306023]  ? zap_class+0x640/0x640
[  401.309735]  ? __do_page_cache_readahead+0x663/0x810
[  401.314841]  ? find_held_lock+0x36/0x1c0
[  401.318910]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  401.324462]  alloc_pages_current+0x173/0x350
[  401.328877]  __page_cache_alloc+0x38c/0x5c0
[  401.333205]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.338138]  ? kasan_check_read+0x11/0x20
[  401.342285]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.347563]  ? generic_perform_write+0x6a0/0x6a0
[  401.352350]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.357907]  ? check_preemption_disabled+0x48/0x280
[  401.362946]  filemap_fault+0x1595/0x25f0
[  401.367022]  ? __lock_page_or_retry+0xa00/0xa00
[  401.371689]  ? mark_held_locks+0x130/0x130
[  401.375939]  ? filemap_map_pages+0xd6b/0x1a20
[  401.380437]  ? lock_downgrade+0x900/0x900
[  401.384586]  ? check_preemption_disabled+0x48/0x280
[  401.389620]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.394547]  ? kasan_check_read+0x11/0x20
[  401.398714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.403988]  ? rcu_softirq_qs+0x20/0x20
[  401.407978]  ? filemap_map_pages+0xd92/0x1a20
[  401.412481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.418042]  ? find_get_entries_tag+0x1400/0x1400
[  401.422920]  ? __lock_acquire+0x62f/0x4c20
[  401.427197]  ? lock_acquire+0x1ed/0x520
[  401.431207]  ? ext4_filemap_fault+0x7a/0xad
[  401.435549]  ? lock_release+0xa00/0xa00
[  401.439525]  ? perf_trace_sched_process_exec+0x860/0x860
[  401.444980]  ? print_usage_bug+0xc0/0xc0
[  401.449043]  ? print_usage_bug+0xc0/0xc0
[  401.453115]  ? down_read+0x8d/0x120
[  401.456739]  ? ext4_filemap_fault+0x7a/0xad
[  401.461061]  ? __down_interruptible+0x700/0x700
[  401.465740]  ext4_filemap_fault+0x82/0xad
[  401.469894]  __do_fault+0x100/0x6b0
[  401.473531]  ? pmd_devmap_trans_unstable+0x220/0x220
[  401.478638]  ? mark_held_locks+0x130/0x130
[  401.482888]  ? mark_held_locks+0x130/0x130
[  401.487120]  ? find_held_lock+0x36/0x1c0
[  401.491196]  ? find_held_lock+0x36/0x1c0
[  401.495259]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.500804]  __handle_mm_fault+0x3ea0/0x5be0
[  401.505222]  ? poll_select_copy_remaining+0x18c/0x6a0
[  401.510419]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  401.515273]  ? __might_fault+0x12b/0x1e0
[  401.519335]  ? lock_downgrade+0x900/0x900
[  401.523493]  ? zap_class+0x640/0x640
[  401.527209]  ? zap_class+0x640/0x640
[  401.530936]  ? find_held_lock+0x36/0x1c0
[  401.535011]  ? handle_mm_fault+0x42a/0xc70
[  401.539250]  ? lock_downgrade+0x900/0x900
[  401.543401]  ? check_preemption_disabled+0x48/0x280
[  401.548423]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.553356]  ? kasan_check_read+0x11/0x20
[  401.557505]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.562783]  ? rcu_softirq_qs+0x20/0x20
[  401.566771]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.571890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.577448]  ? check_preemption_disabled+0x48/0x280
[  401.582471]  handle_mm_fault+0x54f/0xc70
[  401.586540]  ? __handle_mm_fault+0x5be0/0x5be0
[  401.591131]  ? find_vma+0x34/0x190
[  401.594674]  __do_page_fault+0x5e8/0xe60
[  401.598744]  ? trace_hardirqs_off+0xb8/0x310
[  401.603164]  do_page_fault+0xf2/0x7e0
[  401.606973]  ? vmalloc_sync_all+0x30/0x30
[  401.611123]  ? error_entry+0x70/0xd0
[  401.614840]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.619853]  ? trace_hardirqs_on_caller+0xc0/0x310
[  401.624782]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.629709]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.634555]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.639594]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.645057]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  401.650081]  ? prepare_exit_to_usermode+0x291/0x3b0
[  401.655097]  ? page_fault+0x8/0x30
[  401.658641]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.663486]  ? page_fault+0x8/0x30
[  401.667029]  page_fault+0x1e/0x30
[  401.670481] RIP: 0033:0x7efe5ebdedd3
[  401.674210] Code: Bad RIP value.
[  401.677575] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  401.682945] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  401.690214] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  401.697484] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  401.704751] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  401.712019] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  401.719313] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  401.719319] warn_alloc_show_mem: 1 callbacks suppressed
[  401.719326] Mem-Info:
[  401.726607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.731979] active_anon:51362 inactive_anon:188 isolated_anon:0
[  401.731979]  active_file:14 inactive_file:10 isolated_file:0
[  401.731979]  unevictable:0 dirty:0 writeback:0 unstable:0
[  401.731979]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  401.731979]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  401.731979]  free:13762 free_pcp:570 free_cma:0
[  401.734350] Call Trace:
[  401.743740] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  401.776581]  <IRQ>
[  401.779154] 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
[  401.806559]  dump_stack+0x244/0x39d
[  401.808697] lowmem_reserve[]: 0 2818 6321 6321
[  401.834815]  ? dump_stack_print_info.cold.1+0x20/0x20
[  401.838418] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  401.842999]  warn_alloc.cold.116+0xb7/0x1bd
[  401.848154] lowmem_reserve[]: 0 0 3503 3503
[  401.875822]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.880124] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  401.884436]  ? lock_downgrade+0x900/0x900
[  401.889252] lowmem_reserve[]: 0 0 0 0
[  401.918226]  ? trace_hardirqs_off+0xb8/0x310
[  401.922346] 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
[  401.926159]  ? trace_hardirqs_off+0xb8/0x310
[  401.930540] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  401.944055]  __alloc_pages_slowpath+0x2651/0x2de0
[  401.948449] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  401.963721]  ? warn_alloc+0x120/0x120
[  401.968520] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  401.983504]  ? print_usage_bug+0xc0/0xc0
[  401.987504] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  401.996342]  ? warn_alloc+0x120/0x120
[  402.000398] 268 total pagecache pages
[  402.008983]  ? warn_alloc+0x120/0x120
[  402.012767] 0 pages in swap cache
[  402.016559]  ? print_usage_bug+0xc0/0xc0
[  402.020345] Swap cache stats: add 0, delete 0, find 0/0
[  402.023788]  ? kvm_clock_read+0x18/0x30
[  402.027825] Free swap  = 0kB
[  402.033178]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  402.037131] Total swap = 0kB
[  402.040142]  ? print_usage_bug+0xc0/0xc0
[  402.045128] 1965979 pages RAM
[  402.048169]  ? __lock_acquire+0x62f/0x4c20
[  402.052209] 0 pages HighMem/MovableOnly
[  402.055308]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.059694] 342854 pages reserved
[  402.063690]  ? should_fail+0x22d/0xd01
[  402.069201] 0 pages cma reserved
[  402.072646]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.076571] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.079868]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.085212] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.091607]  ? __lock_acquire+0x62f/0x4c20
[  402.096684] init cpuset=/ mems_allowed=0
[  402.106385]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.119747]  ? __lock_acquire+0x62f/0x4c20
[  402.123975]  ? should_fail+0x22d/0xd01
[  402.127862]  ? rcu_irq_exit+0x1a2/0x390
[  402.131890]  ? mark_held_locks+0x130/0x130
[  402.136178]  ? mark_held_locks+0x130/0x130
[  402.140437]  ? mark_held_locks+0xc7/0x130
[  402.144590]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  402.149604]  ? zap_class+0x640/0x640
[  402.153314]  ? print_usage_bug+0xc0/0xc0
[  402.157386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.162950]  ? check_preemption_disabled+0x48/0x280
[  402.167982]  ? __lock_is_held+0xb5/0x140
[  402.172051]  __alloc_pages_nodemask+0xad8/0xea0
[  402.176723]  ? zap_class+0x640/0x640
[  402.180458]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  402.185487]  ? find_held_lock+0x36/0x1c0
[  402.189557]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.194226]  ? lock_downgrade+0x900/0x900
[  402.198380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.203919]  cache_grow_begin+0xa5/0x8c0
[  402.207987]  ? do_raw_spin_unlock+0xa7/0x330
[  402.212399]  fallback_alloc+0x204/0x2e0
[  402.216379]  ____cache_alloc_node+0x1c7/0x1e0
[  402.220874]  kmem_cache_alloc_node+0xe3/0x730
[  402.225366]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.229618]  __alloc_skb+0x119/0x770
[  402.233326]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.238597]  ? netdev_alloc_frag+0x1f0/0x1f0
[  402.243003]  ? lock_downgrade+0x900/0x900
[  402.247159]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.252715]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.258168]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.263623]  ? addrconf_rs_timer+0x690/0x690
[  402.268043]  ndisc_alloc_skb+0x144/0x340
[  402.272109]  ndisc_send_rs+0x331/0x6e0
[  402.276017]  addrconf_rs_timer+0x314/0x690
[  402.280256]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.284494]  call_timer_fn+0x272/0x920
[  402.288378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.292623]  ? process_timeout+0x40/0x40
[  402.296690]  ? __run_timers+0x7da/0xc70
[  402.300661]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.305156]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.309645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.313874]  ? lockdep_hardirqs_on+0x296/0x5b0
[  402.318481]  ? trace_hardirqs_on+0xbd/0x310
[  402.322814]  ? kasan_check_read+0x11/0x20
[  402.326980]  ? __run_timers+0x7da/0xc70
[  402.330969]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.336076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.340317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.344548]  __run_timers+0x7e5/0xc70
[  402.348357]  ? timer_fixup_init+0x70/0x70
[  402.352523]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.357539]  ? zap_class+0x640/0x640
[  402.361261]  ? enqueue_hrtimer+0x1a5/0x560
[  402.365493]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  402.370695]  ? find_held_lock+0x36/0x1c0
[  402.374767]  ? zap_class+0x640/0x640
[  402.378487]  ? pvclock_read_flags+0x160/0x160
[  402.382988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.388548]  ? check_preemption_disabled+0x48/0x280
[  402.393578]  ? __lock_is_held+0xb5/0x140
[  402.397648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.403193]  ? check_preemption_disabled+0x48/0x280
[  402.408223]  run_timer_softirq+0x52/0xb0
[  402.412295]  ? rcu_read_lock_sched_held+0x14f/0x180
[  402.417319]  __do_softirq+0x308/0xb7e
[  402.421136]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  402.425638]  ? lock_downgrade+0x900/0x900
[  402.429796]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  402.434910]  ? pvclock_read_flags+0x160/0x160
[  402.439427]  ? lapic_next_event+0x5a/0x90
[  402.443589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.449138]  ? kvm_clock_read+0x18/0x30
[  402.453120]  ? kvm_sched_clock_read+0x9/0x20
[  402.457539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.463083]  ? check_preemption_disabled+0x48/0x280
[  402.468137]  irq_exit+0x17f/0x1c0
[  402.471597]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.476449]  ? smp_reschedule_interrupt+0x109/0x650
[  402.481474]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.487365]  ? interrupt_entry+0xb5/0xc0
[  402.491437]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.496463]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.501498]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.506351]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.511377]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.516413]  ? task_prio+0x50/0x50
[  402.519971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.525519]  ? check_preemption_disabled+0x48/0x280
[  402.530550]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.535412]  apic_timer_interrupt+0xf/0x20
[  402.539656]  </IRQ>
[  402.541907] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  402.546863] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  402.565770] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  402.573487] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  402.580763] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  402.588040] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  402.595315] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  402.602636] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  402.609973]  skb_clone+0x1bb/0x500
[  402.613527]  ? finish_task_switch+0x663/0x910
[  402.618034]  ? skb_split+0x11e0/0x11e0
[  402.621950]  ? preempt_notifier_register+0x200/0x200
[  402.627061]  ? __switch_to_asm+0x34/0x70
[  402.631134]  ? __switch_to_asm+0x34/0x70
[  402.635214]  ? __switch_to_asm+0x40/0x70
[  402.639287]  ? __switch_to_asm+0x34/0x70
[  402.643354]  ? __switch_to_asm+0x40/0x70
[  402.647420]  ? __switch_to_asm+0x34/0x70
[  402.651488]  ? __switch_to_asm+0x40/0x70
[  402.655554]  ? __switch_to_asm+0x34/0x70
[  402.659673]  ? __switch_to_asm+0x34/0x70
[  402.663748]  ? __switch_to_asm+0x40/0x70
[  402.667814]  ? __switch_to_asm+0x34/0x70
[  402.671889]  bpf_clone_redirect+0xb9/0x490
[  402.676137]  ? __schedule+0x8d7/0x21d0
[  402.680043]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  402.685077]  ? __sched_text_start+0x8/0x8
[  402.689241]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.694019]  ? find_held_lock+0x36/0x1c0
[  402.698099]  ? lock_acquire+0x1ed/0x520
[  402.702090]  ? bpf_test_run+0x3cb/0x780
[  402.706077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.711633]  ? check_preemption_disabled+0x48/0x280
[  402.716663]  ? kasan_check_read+0x11/0x20
[  402.720823]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.726107]  ? rcu_softirq_qs+0x20/0x20
[  402.730094]  ? preempt_schedule+0x4d/0x60
[  402.734255]  ? ___preempt_schedule+0x16/0x18
[  402.738679]  ? bpf_test_run+0x25d/0x780
[  402.742681]  ? netlink_diag_dump+0x2a0/0x2a0
[  402.747110]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.752656]  ? bpf_test_init.isra.10+0x70/0x100
[  402.757389]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  402.762169]  ? bpf_test_finish.isra.9+0x260/0x260
[  402.767025]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  402.772570]  ? fput+0x130/0x1a0
[  402.775864]  ? __bpf_prog_get+0x9b/0x290
[  402.779958]  ? bpf_test_finish.isra.9+0x260/0x260
[  402.784814]  ? bpf_prog_test_run+0x130/0x1a0
[  402.789239]  ? __x64_sys_bpf+0x3db/0x520
[  402.793313]  ? bpf_prog_get+0x20/0x20
[  402.797148]  ? do_syscall_64+0x1b9/0x820
[  402.801215]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  402.806589]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.811626]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.816651]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  402.821678]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  402.828362]  ? __switch_to_asm+0x40/0x70
[  402.832433]  ? __switch_to_asm+0x34/0x70
[  402.836507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.841365]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  402.846753] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  402.846829] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.852999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.853004] Call Trace:
[  402.853010]  <IRQ>
[  402.853028]  dump_stack+0x244/0x39d
[  402.853048]  ? dump_stack_print_info.cold.1+0x20/0x20
[  402.859595] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.868894]  warn_alloc.cold.116+0xb7/0x1bd
[  402.871459] syz-executor2 cpuset=syz2 mems_allowed=0
[  402.873610]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.907133]  ? lock_downgrade+0x900/0x900
[  402.911299]  ? trace_hardirqs_off+0xb8/0x310
[  402.915725]  ? trace_hardirqs_off+0xb8/0x310
[  402.920151]  __alloc_pages_slowpath+0x2651/0x2de0
[  402.925031]  ? warn_alloc+0x120/0x120
[  402.928841]  ? print_usage_bug+0xc0/0xc0
[  402.932913]  ? warn_alloc+0x120/0x120
[  402.936744]  ? warn_alloc+0x120/0x120
[  402.940553]  ? print_usage_bug+0xc0/0xc0
[  402.944637]  ? kvm_clock_read+0x18/0x30
[  402.948625]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  402.953653]  ? print_usage_bug+0xc0/0xc0
[  402.957726]  ? __lock_acquire+0x62f/0x4c20
[  402.962033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.967585]  ? should_fail+0x22d/0xd01
[  402.971482]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.976771]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.981882]  ? __lock_acquire+0x62f/0x4c20
[  402.986130]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.991240]  ? __lock_acquire+0x62f/0x4c20
[  402.995480]  ? should_fail+0x22d/0xd01
[  402.999372]  ? rcu_irq_exit+0x1a2/0x390
[  403.003366]  ? mark_held_locks+0x130/0x130
[  403.007615]  ? mark_held_locks+0x130/0x130
[  403.011865]  ? mark_held_locks+0xc7/0x130
[  403.016025]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  403.021053]  ? zap_class+0x640/0x640
[  403.024779]  ? print_usage_bug+0xc0/0xc0
[  403.028856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.034409]  ? check_preemption_disabled+0x48/0x280
[  403.039445]  ? __lock_is_held+0xb5/0x140
[  403.043523]  __alloc_pages_nodemask+0xad8/0xea0
[  403.048205]  ? zap_class+0x640/0x640
[  403.051957]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  403.057005]  ? find_held_lock+0x36/0x1c0
[  403.061089]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.065770]  ? lock_downgrade+0x900/0x900
[  403.069950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.075503]  cache_grow_begin+0xa5/0x8c0
[  403.079572]  ? do_raw_spin_unlock+0xa7/0x330
[  403.083999]  fallback_alloc+0x204/0x2e0
[  403.088005]  ____cache_alloc_node+0x1c7/0x1e0
[  403.092518]  kmem_cache_alloc_node+0xe3/0x730
[  403.097024]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.101283]  __alloc_skb+0x119/0x770
[  403.105006]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.110468]  ? netdev_alloc_frag+0x1f0/0x1f0
[  403.114886]  ? lock_downgrade+0x900/0x900
[  403.119261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.124810]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.130279]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.135738]  ? addrconf_rs_timer+0x690/0x690
[  403.140169]  ndisc_alloc_skb+0x144/0x340
[  403.144248]  ndisc_send_rs+0x331/0x6e0
[  403.148149]  addrconf_rs_timer+0x314/0x690
[  403.152403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.156657]  call_timer_fn+0x272/0x920
[  403.160554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.164799]  ? process_timeout+0x40/0x40
[  403.168882]  ? mark_held_locks+0xc7/0x130
[  403.173049]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.177558]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.182062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.186310]  ? lockdep_hardirqs_on+0x296/0x5b0
[  403.190907]  ? trace_hardirqs_on+0xbd/0x310
[  403.195259]  ? kasan_check_read+0x11/0x20
[  403.199442]  ? __run_timers+0x7da/0xc70
[  403.203429]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.208547]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.212800]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.217044]  __run_timers+0x7e5/0xc70
[  403.220864]  ? timer_fixup_init+0x70/0x70
[  403.225026]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.230052]  ? zap_class+0x640/0x640
[  403.233782]  ? print_usage_bug+0xc0/0xc0
[  403.237854]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  403.243062]  ? find_held_lock+0x36/0x1c0
[  403.247137]  ? zap_class+0x640/0x640
[  403.250869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.256417]  ? check_preemption_disabled+0x48/0x280
[  403.261451]  ? __lock_is_held+0xb5/0x140
[  403.265523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.271071]  ? check_preemption_disabled+0x48/0x280
[  403.276104]  run_timer_softirq+0x52/0xb0
[  403.280177]  ? rcu_read_lock_sched_held+0x14f/0x180
[  403.285212]  __do_softirq+0x308/0xb7e
[  403.289027]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  403.293534]  ? lock_downgrade+0x900/0x900
[  403.297694]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  403.302814]  ? pvclock_read_flags+0x160/0x160
[  403.307323]  ? lapic_next_event+0x5a/0x90
[  403.311483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.317041]  ? kvm_clock_read+0x18/0x30
[  403.321026]  ? kvm_sched_clock_read+0x9/0x20
[  403.325445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.330997]  ? check_preemption_disabled+0x48/0x280
[  403.336031]  irq_exit+0x17f/0x1c0
[  403.339495]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.344352]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.350247]  ? interrupt_entry+0xb5/0xc0
[  403.354320]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.359348]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.364373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.369228]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.374253]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.379275]  ? task_prio+0x50/0x50
[  403.382829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.388378]  ? check_preemption_disabled+0x48/0x280
[  403.393409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.398272]  apic_timer_interrupt+0xf/0x20
[  403.402507]  </IRQ>
[  403.404753] RIP: 0010:check_memory_region+0x117/0x1b0
[  403.409968] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  403.428877] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  403.436589] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  403.443863] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  403.451136] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  403.458411] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  403.465703] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  403.472993]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.478290]  kasan_check_read+0x11/0x20
[  403.482271]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.487381]  ? rcu_softirq_qs+0x20/0x20
[  403.491375]  rcu_is_watching+0x10/0x30
[  403.495275]  page_evictable+0x3c0/0x540
[  403.499273]  ? kswapd_stop+0x100/0x100
[  403.503171]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.508287]  ? perf_trace_sched_process_exec+0x860/0x860
[  403.513744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.519288]  ? check_preemption_disabled+0x48/0x280
[  403.524319]  shrink_active_list+0x869/0x1f00
[  403.528749]  ? mark_held_locks+0xc7/0x130
[  403.532917]  ? shrink_inactive_list+0x1c60/0x1c60
[  403.537788]  ? trace_hardirqs_on+0xbd/0x310
[  403.542116]  ? find_held_lock+0x36/0x1c0
[  403.546194]  ? shrink_inactive_list+0xa4a/0x1c60
[  403.550978]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.556091]  ? zap_class+0x640/0x640
[  403.559818]  ? print_usage_bug+0xc0/0xc0
[  403.563905]  ? __page_frag_cache_drain+0x210/0x210
[  403.568858]  ? print_usage_bug+0xc0/0xc0
[  403.572948]  ? mark_held_locks+0xc7/0x130
[  403.577114]  ? find_held_lock+0x36/0x1c0
[  403.581196]  ? zap_class+0x640/0x640
[  403.584921]  ? mark_held_locks+0xc7/0x130
[  403.589103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.594648]  ? check_preemption_disabled+0x48/0x280
[  403.599683]  ? zap_class+0x640/0x640
[  403.603404]  ? __lock_is_held+0xb5/0x140
[  403.607476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.613025]  ? check_preemption_disabled+0x48/0x280
[  403.618064]  ? __lock_is_held+0xb5/0x140
[  403.622146]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.627172]  ? inactive_list_is_low+0x305/0x880
[  403.631866]  ? lruvec_lru_size+0x450/0x450
[  403.636113]  ? kasan_check_read+0x11/0x20
[  403.640284]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  403.645234]  shrink_node_memcg+0x803/0x18f0
[  403.649582]  ? shrink_active_list+0x1f00/0x1f00
[  403.654264]  ? lock_downgrade+0x900/0x900
[  403.658422]  ? check_flush_dependency+0x410/0x410
[  403.663284]  ? kasan_check_read+0x11/0x20
[  403.667438]  ? do_raw_spin_unlock+0xa7/0x330
[  403.671861]  ? ___preempt_schedule+0x16/0x18
[  403.676289]  ? _raw_spin_unlock+0x3f/0x50
[  403.680451]  shrink_node+0x3bc/0x16b0
[  403.684264]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  403.689587]  ? shrink_node_memcg+0x18f0/0x18f0
[  403.694180]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  403.698779]  ? trace_hardirqs_on+0xbd/0x310
[  403.703112]  ? vmpressure+0x271/0x340
[  403.706946]  ? do_raw_spin_trylock+0x270/0x270
[  403.711545]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  403.717094]  ? __cpuset_node_allowed+0x19b/0x660
[  403.721859]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  403.727581]  ? vmpressure+0x1a2/0x340
[  403.731401]  do_try_to_free_pages+0x3e7/0x1290
[  403.735995]  ? zap_class+0x640/0x640
[  403.739739]  ? shrink_node+0x16b0/0x16b0
[  403.743809]  ? __lock_is_held+0xb5/0x140
[  403.747894]  try_to_free_pages+0x4d0/0xb90
[  403.752164]  ? do_try_to_free_pages+0x1290/0x1290
[  403.757038]  ? lock_acquire+0x1ed/0x520
[  403.761020]  ? set_page_refcounted+0x280/0x280
[  403.765617]  ? lock_release+0xa00/0xa00
[  403.769601]  ? _raw_spin_unlock_irq+0x60/0x80
[  403.774106]  ? psi_memstall_enter+0x240/0x2b0
[  403.778616]  ? psi_memstall_tick+0x230/0x230
[  403.783046]  __alloc_pages_slowpath+0xa48/0x2de0
[  403.787841]  ? warn_alloc+0x120/0x120
[  403.791648]  ? mark_held_locks+0x130/0x130
[  403.795898]  ? find_get_entry+0xaae/0x1120
[  403.800170]  ? filemap_map_pages+0x1a20/0x1a20
[  403.804775]  ? zap_class+0x640/0x640
[  403.808503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.814051]  ? check_preemption_disabled+0x48/0x280
[  403.819078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.824628]  ? should_fail+0x22d/0xd01
[  403.828527]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.833644]  ? zap_class+0x640/0x640
[  403.837392]  ? __lock_is_held+0xb5/0x140
[  403.841472]  ? mark_held_locks+0x130/0x130
[  403.845718]  ? lock_release+0xa00/0xa00
[  403.849707]  ? perf_trace_sched_process_exec+0x860/0x860
[  403.855168]  ? xa_load+0x2ba/0x460
[  403.858731]  ? lock_downgrade+0x900/0x900
[  403.862903]  ? __might_sleep+0x95/0x190
[  403.866920]  __alloc_pages_nodemask+0xad8/0xea0
[  403.871627]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  403.876652]  ? __page_cache_alloc+0x191/0x5c0
[  403.881157]  ? xa_load+0x2e1/0x460
[  403.884709]  ? xa_clear_mark+0x40/0x40
[  403.888608]  ? zap_class+0x640/0x640
[  403.892392]  ? zap_class+0x640/0x640
[  403.896118]  ? zap_class+0x640/0x640
[  403.899842]  ? __do_page_cache_readahead+0x663/0x810
[  403.904979]  ? find_held_lock+0x36/0x1c0
[  403.909057]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  403.914612]  alloc_pages_current+0x173/0x350
[  403.919041]  __page_cache_alloc+0x38c/0x5c0
[  403.923369]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.928306]  ? kasan_check_read+0x11/0x20
[  403.932466]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.937755]  ? generic_perform_write+0x6a0/0x6a0
[  403.942525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.948077]  ? check_preemption_disabled+0x48/0x280
[  403.953110]  filemap_fault+0x1595/0x25f0
[  403.957197]  ? __lock_page_or_retry+0xa00/0xa00
[  403.961881]  ? mark_held_locks+0x130/0x130
[  403.966135]  ? filemap_map_pages+0xd6b/0x1a20
[  403.970657]  ? lock_downgrade+0x900/0x900
[  403.974814]  ? check_preemption_disabled+0x48/0x280
[  403.979842]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.985017]  ? kasan_check_read+0x11/0x20
[  403.989178]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.994473]  ? rcu_softirq_qs+0x20/0x20
[  403.998469]  ? filemap_map_pages+0xd92/0x1a20
[  404.002983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.008538]  ? find_get_entries_tag+0x1400/0x1400
[  404.014232]  ? __lock_acquire+0x62f/0x4c20
[  404.018493]  ? lock_acquire+0x1ed/0x520
[  404.022477]  ? ext4_filemap_fault+0x7a/0xad
[  404.026816]  ? lock_release+0xa00/0xa00
[  404.030807]  ? perf_trace_sched_process_exec+0x860/0x860
[  404.036272]  ? print_usage_bug+0xc0/0xc0
[  404.040344]  ? print_usage_bug+0xc0/0xc0
[  404.044426]  ? down_read+0x8d/0x120
[  404.048066]  ? ext4_filemap_fault+0x7a/0xad
[  404.052396]  ? __down_interruptible+0x700/0x700
[  404.057086]  ext4_filemap_fault+0x82/0xad
[  404.061251]  __do_fault+0x100/0x6b0
[  404.064900]  ? pmd_devmap_trans_unstable+0x220/0x220
[  404.070038]  ? mark_held_locks+0x130/0x130
[  404.074288]  ? mark_held_locks+0x130/0x130
[  404.078529]  ? find_held_lock+0x36/0x1c0
[  404.082866]  ? find_held_lock+0x36/0x1c0
[  404.086957]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.092511]  __handle_mm_fault+0x3ea0/0x5be0
[  404.096951]  ? poll_select_copy_remaining+0x18c/0x6a0
[  404.102159]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  404.107024]  ? __might_fault+0x12b/0x1e0
[  404.111095]  ? lock_downgrade+0x900/0x900
[  404.115265]  ? zap_class+0x640/0x640
[  404.119115]  ? zap_class+0x640/0x640
[  404.122851]  ? find_held_lock+0x36/0x1c0
[  404.126949]  ? handle_mm_fault+0x42a/0xc70
[  404.131207]  ? lock_downgrade+0x900/0x900
[  404.135365]  ? check_preemption_disabled+0x48/0x280
[  404.140391]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  404.145340]  ? kasan_check_read+0x11/0x20
[  404.149502]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.154788]  ? rcu_softirq_qs+0x20/0x20
[  404.158772]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.163888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.169437]  ? check_preemption_disabled+0x48/0x280
[  404.174474]  handle_mm_fault+0x54f/0xc70
[  404.178549]  ? __handle_mm_fault+0x5be0/0x5be0
[  404.183146]  ? find_vma+0x34/0x190
[  404.186704]  __do_page_fault+0x5e8/0xe60
[  404.190775]  ? trace_hardirqs_off+0xb8/0x310
[  404.195211]  do_page_fault+0xf2/0x7e0
[  404.199027]  ? vmalloc_sync_all+0x30/0x30
[  404.203185]  ? error_entry+0x70/0xd0
[  404.206943]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.211987]  ? trace_hardirqs_on_caller+0xc0/0x310
[  404.216944]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.221888]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.226830]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.231857]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.237322]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  404.242348]  ? prepare_exit_to_usermode+0x291/0x3b0
[  404.247374]  ? page_fault+0x8/0x30
[  404.250947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.255806]  ? page_fault+0x8/0x30
[  404.259359]  page_fault+0x1e/0x30
[  404.262819] RIP: 0033:0x7efe5ebdedd3
[  404.266556] Code: Bad RIP value.
[  404.269947] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  404.275318] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  404.282595] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  404.289871] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  404.297151] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  404.304426] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  404.311728] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  404.311733] warn_alloc_show_mem: 1 callbacks suppressed
[  404.311740] Mem-Info:
[  404.319024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.324400] active_anon:51362 inactive_anon:188 isolated_anon:0
[  404.324400]  active_file:14 inactive_file:10 isolated_file:0
[  404.324400]  unevictable:0 dirty:0 writeback:0 unstable:0
[  404.324400]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  404.324400]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  404.324400]  free:13762 free_pcp:570 free_cma:0
[  404.326781] Call Trace:
[  404.336182] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  404.369034]  <IRQ>
[  404.371613] 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
[  404.399028]  dump_stack+0x244/0x39d
[  404.401162] lowmem_reserve[]: 0 2818 6321 6321
[  404.427275]  ? dump_stack_print_info.cold.1+0x20/0x20
[  404.430887] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  404.435477]  warn_alloc.cold.116+0xb7/0x1bd
[  404.440640] lowmem_reserve[]: 0 0 3503 3503
[  404.468360]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.472669] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  404.476998]  ? lock_downgrade+0x900/0x900
[  404.481824] lowmem_reserve[]: 0 0 0 0
[  404.510808]  ? trace_hardirqs_off+0xb8/0x310
[  404.514952] 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
[  404.518764]  ? trace_hardirqs_off+0xb8/0x310
[  404.523155] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  404.536691]  __alloc_pages_slowpath+0x2651/0x2de0
[  404.541074] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  404.556422]  ? warn_alloc+0x120/0x120
[  404.561239] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  404.576236]  ? print_usage_bug+0xc0/0xc0
[  404.580027] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  404.588857]  ? warn_alloc+0x120/0x120
[  404.592902] 268 total pagecache pages
[  404.601479]  ? warn_alloc+0x120/0x120
[  404.605270] 0 pages in swap cache
[  404.609065]  ? print_usage_bug+0xc0/0xc0
[  404.612851] Swap cache stats: add 0, delete 0, find 0/0
[  404.616305]  ? print_usage_bug+0xc0/0xc0
[  404.620351] Free swap  = 0kB
[  404.625725]  ? __lock_acquire+0x62f/0x4c20
[  404.629776] Total swap = 0kB
[  404.632800]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.637015] 1965979 pages RAM
[  404.640040]  ? should_fail+0x22d/0xd01
[  404.645560] 0 pages HighMem/MovableOnly
[  404.648666]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.652533] 342854 pages reserved
[  404.656518]  ? __lock_acquire+0x62f/0x4c20
[  404.661602] 0 pages cma reserved
[  404.665057]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.669332] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.672639]  ? __lock_acquire+0x62f/0x4c20
[  404.672651]  ? should_fail+0x22d/0xd01
[  404.672675]  ? mark_held_locks+0x130/0x130
[  404.677826] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.684294]  ? mark_held_locks+0x130/0x130
[  404.688515] init cpuset=/ mems_allowed=0
[  404.692402]  ? zap_class+0x640/0x640
[  404.718321]  ? zap_class+0x640/0x640
[  404.722043]  ? print_usage_bug+0xc0/0xc0
[  404.726112]  ? wq_watchdog_touch+0x9c/0xfe
[  404.730361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.735913]  ? check_preemption_disabled+0x48/0x280
[  404.740982]  ? __lock_is_held+0xb5/0x140
[  404.745063]  __alloc_pages_nodemask+0xad8/0xea0
[  404.749740]  ? zap_class+0x640/0x640
[  404.753469]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  404.758515]  ? find_held_lock+0x36/0x1c0
[  404.762596]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.767278]  ? lock_downgrade+0x900/0x900
[  404.771444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.777049]  cache_grow_begin+0xa5/0x8c0
[  404.781124]  ? do_raw_spin_unlock+0xa7/0x330
[  404.785550]  fallback_alloc+0x204/0x2e0
[  404.789545]  ____cache_alloc_node+0x1c7/0x1e0
[  404.794057]  kmem_cache_alloc_node+0xe3/0x730
[  404.798564]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.802822]  __alloc_skb+0x119/0x770
[  404.806544]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.811837]  ? netdev_alloc_frag+0x1f0/0x1f0
[  404.816261]  ? lock_downgrade+0x900/0x900
[  404.820426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.825980]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.831447]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.836917]  ? addrconf_rs_timer+0x690/0x690
[  404.841369]  ndisc_alloc_skb+0x144/0x340
[  404.845454]  ndisc_send_rs+0x331/0x6e0
[  404.849403]  addrconf_rs_timer+0x314/0x690
[  404.853661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.857982]  call_timer_fn+0x272/0x920
[  404.861947]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.866196]  ? process_timeout+0x40/0x40
[  404.870323]  ? __run_timers+0x7da/0xc70
[  404.874313]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.878819]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.883325]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.887632]  ? lockdep_hardirqs_on+0x296/0x5b0
[  404.892234]  ? trace_hardirqs_on+0xbd/0x310
[  404.896619]  ? kasan_check_read+0x11/0x20
[  404.900782]  ? __run_timers+0x7da/0xc70
[  404.904769]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.909898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.914161]  __run_timers+0x7e5/0xc70
[  404.917993]  ? timer_fixup_init+0x70/0x70
[  404.922204]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  404.927238]  ? zap_class+0x640/0x640
[  404.930981]  ? enqueue_hrtimer+0x1a5/0x560
[  404.935232]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  404.940441]  ? find_held_lock+0x36/0x1c0
[  404.944518]  ? zap_class+0x640/0x640
[  404.948247]  ? pvclock_read_flags+0x160/0x160
[  404.952761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.958312]  ? check_preemption_disabled+0x48/0x280
[  404.963349]  ? __lock_is_held+0xb5/0x140
[  404.967426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.972988]  ? check_preemption_disabled+0x48/0x280
[  404.978024]  run_timer_softirq+0x52/0xb0
[  404.982100]  ? rcu_read_lock_sched_held+0x14f/0x180
[  404.987131]  __do_softirq+0x308/0xb7e
[  404.990968]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  404.995477]  ? lock_downgrade+0x900/0x900
[  404.999698]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  405.004830]  ? pvclock_read_flags+0x160/0x160
[  405.009347]  ? lapic_next_event+0x5a/0x90
[  405.013537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.019241]  ? kvm_clock_read+0x18/0x30
[  405.023228]  ? kvm_sched_clock_read+0x9/0x20
[  405.027650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.033203]  ? check_preemption_disabled+0x48/0x280
[  405.038243]  irq_exit+0x17f/0x1c0
[  405.041715]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.046571]  ? smp_reschedule_interrupt+0x109/0x650
[  405.051598]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.057492]  ? interrupt_entry+0xb5/0xc0
[  405.061566]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.066592]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.071621]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.076476]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.081503]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.086532]  ? task_prio+0x50/0x50
[  405.090088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.095642]  ? check_preemption_disabled+0x48/0x280
[  405.100681]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.105552]  apic_timer_interrupt+0xf/0x20
[  405.109793]  </IRQ>
[  405.112044] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  405.117488] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  405.136415] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  405.144238] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  405.151569] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  405.158847] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  405.166130] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  405.173419] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  405.180762]  skb_clone+0x1bb/0x500
[  405.184326]  ? finish_task_switch+0x663/0x910
[  405.188848]  ? skb_split+0x11e0/0x11e0
[  405.192758]  ? preempt_notifier_register+0x200/0x200
[  405.197885]  ? __switch_to_asm+0x34/0x70
[  405.201979]  ? __switch_to_asm+0x34/0x70
[  405.206105]  ? __switch_to_asm+0x40/0x70
[  405.210175]  ? __switch_to_asm+0x34/0x70
[  405.214244]  ? __switch_to_asm+0x40/0x70
[  405.218312]  ? __switch_to_asm+0x34/0x70
[  405.222380]  ? __switch_to_asm+0x40/0x70
[  405.226455]  ? __switch_to_asm+0x34/0x70
[  405.230535]  ? __switch_to_asm+0x34/0x70
[  405.234608]  ? __switch_to_asm+0x40/0x70
[  405.238680]  ? __switch_to_asm+0x34/0x70
[  405.242773]  bpf_clone_redirect+0xb9/0x490
[  405.247031]  ? __schedule+0x8d7/0x21d0
[  405.250966]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  405.256036]  ? __sched_text_start+0x8/0x8
[  405.260200]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  405.265002]  ? find_held_lock+0x36/0x1c0
[  405.269089]  ? lock_acquire+0x1ed/0x520
[  405.273076]  ? bpf_test_run+0x3cb/0x780
[  405.277063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.282613]  ? check_preemption_disabled+0x48/0x280
[  405.287657]  ? kasan_check_read+0x11/0x20
[  405.291830]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.297134]  ? rcu_softirq_qs+0x20/0x20
[  405.301136]  ? preempt_schedule+0x4d/0x60
[  405.305308]  ? ___preempt_schedule+0x16/0x18
[  405.309752]  ? bpf_test_run+0x25d/0x780
[  405.313766]  ? netlink_diag_dump+0x2a0/0x2a0
[  405.318204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.323777]  ? bpf_test_init.isra.10+0x70/0x100
[  405.328480]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  405.333282]  ? bpf_test_finish.isra.9+0x260/0x260
[  405.338154]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  405.343729]  ? fput+0x130/0x1a0
[  405.347085]  ? __bpf_prog_get+0x9b/0x290
[  405.351174]  ? bpf_test_finish.isra.9+0x260/0x260
[  405.356046]  ? bpf_prog_test_run+0x130/0x1a0
[  405.360486]  ? __x64_sys_bpf+0x3db/0x520
[  405.364571]  ? bpf_prog_get+0x20/0x20
[  405.368411]  ? do_syscall_64+0x1b9/0x820
[  405.372488]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  405.377864]  ? syscall_return_slowpath+0x5e0/0x5e0
[  405.382808]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.387834]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  405.392863]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  405.399541]  ? __switch_to_asm+0x40/0x70
[  405.403613]  ? __switch_to_asm+0x34/0x70
[  405.407704]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.412587]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  405.418014] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  405.418081] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  405.424279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.424285] Call Trace:
[  405.424293]  <IRQ>
[  405.424317]  dump_stack+0x244/0x39d
[  405.424335]  ? dump_stack_print_info.cold.1+0x20/0x20
[  405.424359]  warn_alloc.cold.116+0xb7/0x1bd
[  405.431003] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.440245]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.442815] syz-executor2 cpuset=syz2 mems_allowed=0
[  405.444992]  ? lock_downgrade+0x900/0x900
[  405.482853]  ? trace_hardirqs_off+0xb8/0x310
[  405.487282]  ? trace_hardirqs_off+0xb8/0x310
[  405.491712]  __alloc_pages_slowpath+0x2651/0x2de0
[  405.496604]  ? warn_alloc+0x120/0x120
[  405.500430]  ? print_usage_bug+0xc0/0xc0
[  405.504524]  ? warn_alloc+0x120/0x120
[  405.508360]  ? warn_alloc+0x120/0x120
[  405.512193]  ? print_usage_bug+0xc0/0xc0
[  405.516285]  ? print_usage_bug+0xc0/0xc0
[  405.520373]  ? __lock_acquire+0x62f/0x4c20
[  405.524639]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.530209]  ? should_fail+0x22d/0xd01
[  405.534123]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.539253]  ? __lock_acquire+0x62f/0x4c20
[  405.543509]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.548628]  ? __lock_acquire+0x62f/0x4c20
[  405.552877]  ? should_fail+0x22d/0xd01
[  405.556781]  ? find_held_lock+0x36/0x1c0
[  405.560868]  ? mark_held_locks+0x130/0x130
[  405.565122]  ? mark_held_locks+0x130/0x130
[  405.569370]  ? zap_class+0x640/0x640
[  405.573184]  ? zap_class+0x640/0x640
[  405.576917]  ? print_usage_bug+0xc0/0xc0
[  405.581067]  ? do_raw_spin_unlock+0xa7/0x330
[  405.585490]  ? zap_class+0x640/0x640
[  405.589227]  ? print_usage_bug+0xc0/0xc0
[  405.593302]  ? wq_watchdog_touch+0x9c/0xfe
[  405.597555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.603124]  ? check_preemption_disabled+0x48/0x280
[  405.608168]  ? __lock_is_held+0xb5/0x140
[  405.613855]  __alloc_pages_nodemask+0xad8/0xea0
[  405.618544]  ? zap_class+0x640/0x640
[  405.622276]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  405.627317]  ? find_held_lock+0x36/0x1c0
[  405.631397]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.636077]  ? lock_downgrade+0x900/0x900
[  405.640260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.645835]  cache_grow_begin+0xa5/0x8c0
[  405.649919]  ? do_raw_spin_unlock+0xa7/0x330
[  405.654375]  fallback_alloc+0x204/0x2e0
[  405.658366]  ____cache_alloc_node+0x1c7/0x1e0
[  405.662878]  kmem_cache_alloc_node+0xe3/0x730
[  405.667435]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.671691]  __alloc_skb+0x119/0x770
[  405.675527]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.680822]  ? netdev_alloc_frag+0x1f0/0x1f0
[  405.685247]  ? lock_downgrade+0x900/0x900
[  405.689418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.694985]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.700453]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.705922]  ? addrconf_rs_timer+0x690/0x690
[  405.710375]  ndisc_alloc_skb+0x144/0x340
[  405.714454]  ndisc_send_rs+0x331/0x6e0
[  405.718361]  addrconf_rs_timer+0x314/0x690
[  405.722612]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.726876]  call_timer_fn+0x272/0x920
[  405.730773]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.735026]  ? process_timeout+0x40/0x40
[  405.739109]  ? mark_held_locks+0xc7/0x130
[  405.743271]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.747827]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.752337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.756588]  ? lockdep_hardirqs_on+0x296/0x5b0
[  405.761196]  ? trace_hardirqs_on+0xbd/0x310
[  405.765561]  ? kasan_check_read+0x11/0x20
[  405.769727]  ? __run_timers+0x7da/0xc70
[  405.773721]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.778846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.783100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.787345]  __run_timers+0x7e5/0xc70
[  405.791227]  ? timer_fixup_init+0x70/0x70
[  405.795391]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.800421]  ? zap_class+0x640/0x640
[  405.804396]  ? print_usage_bug+0xc0/0xc0
[  405.808470]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.813679]  ? find_held_lock+0x36/0x1c0
[  405.817755]  ? zap_class+0x640/0x640
[  405.821498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.827213]  ? check_preemption_disabled+0x48/0x280
[  405.832257]  ? __lock_is_held+0xb5/0x140
[  405.836353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.842010]  ? check_preemption_disabled+0x48/0x280
[  405.847093]  run_timer_softirq+0x52/0xb0
[  405.851219]  ? rcu_read_lock_sched_held+0x14f/0x180
[  405.856295]  __do_softirq+0x308/0xb7e
[  405.860150]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  405.864686]  ? lock_downgrade+0x900/0x900
[  405.868875]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  405.874025]  ? pvclock_read_flags+0x160/0x160
[  405.878617]  ? lapic_next_event+0x5a/0x90
[  405.882807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.888390]  ? kvm_clock_read+0x18/0x30
[  405.892409]  ? kvm_sched_clock_read+0x9/0x20
[  405.896864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.902440]  ? check_preemption_disabled+0x48/0x280
[  405.907500]  irq_exit+0x17f/0x1c0
[  405.911004]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.915875]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.921836]  ? interrupt_entry+0xb5/0xc0
[  405.925981]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.931033]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.936080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.940963]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.946010]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.951053]  ? task_prio+0x50/0x50
[  405.954620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.960182]  ? check_preemption_disabled+0x48/0x280
[  405.965282]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.970157]  apic_timer_interrupt+0xf/0x20
[  405.974407]  </IRQ>
[  405.976666] RIP: 0010:check_memory_region+0x117/0x1b0
[  405.981875] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  406.001415] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  406.009242] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  406.016551] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  406.023847] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  406.031140] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  406.038430] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  406.045749]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.051069]  kasan_check_read+0x11/0x20
[  406.055075]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.060202]  ? rcu_softirq_qs+0x20/0x20
[  406.064212]  rcu_is_watching+0x10/0x30
[  406.068124]  page_evictable+0x3c0/0x540
[  406.072129]  ? kswapd_stop+0x100/0x100
[  406.076054]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.081203]  ? perf_trace_sched_process_exec+0x860/0x860
[  406.086692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.092268]  ? check_preemption_disabled+0x48/0x280
[  406.097326]  shrink_active_list+0x869/0x1f00
[  406.101774]  ? mark_held_locks+0xc7/0x130
[  406.105971]  ? shrink_inactive_list+0x1c60/0x1c60
[  406.110901]  ? trace_hardirqs_on+0xbd/0x310
[  406.115273]  ? find_held_lock+0x36/0x1c0
[  406.119608]  ? shrink_inactive_list+0xa4a/0x1c60
[  406.124575]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.129720]  ? zap_class+0x640/0x640
[  406.133458]  ? print_usage_bug+0xc0/0xc0
[  406.137551]  ? __page_frag_cache_drain+0x210/0x210
[  406.142488]  ? print_usage_bug+0xc0/0xc0
[  406.146576]  ? mark_held_locks+0xc7/0x130
[  406.150832]  ? find_held_lock+0x36/0x1c0
[  406.154924]  ? zap_class+0x640/0x640
[  406.158671]  ? mark_held_locks+0xc7/0x130
[  406.162843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.168417]  ? check_preemption_disabled+0x48/0x280
[  406.173479]  ? zap_class+0x640/0x640
[  406.177218]  ? __lock_is_held+0xb5/0x140
[  406.181306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.186869]  ? check_preemption_disabled+0x48/0x280
[  406.191924]  ? __lock_is_held+0xb5/0x140
[  406.196049]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  406.201094]  ? inactive_list_is_low+0x305/0x880
[  406.205903]  ? lruvec_lru_size+0x450/0x450
[  406.210229]  ? kasan_check_read+0x11/0x20
[  406.214464]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  406.219439]  shrink_node_memcg+0x803/0x18f0
[  406.223815]  ? shrink_active_list+0x1f00/0x1f00
[  406.228566]  ? lock_downgrade+0x900/0x900
[  406.232744]  ? check_flush_dependency+0x410/0x410
[  406.237620]  ? kasan_check_read+0x11/0x20
[  406.241793]  ? do_raw_spin_unlock+0xa7/0x330
[  406.246239]  ? ___preempt_schedule+0x16/0x18
[  406.250675]  ? _raw_spin_unlock+0x3f/0x50
[  406.254855]  shrink_node+0x3bc/0x16b0
[  406.258727]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  406.264057]  ? shrink_node_memcg+0x18f0/0x18f0
[  406.268662]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  406.273272]  ? trace_hardirqs_on+0xbd/0x310
[  406.277616]  ? vmpressure+0x271/0x340
[  406.281443]  ? do_raw_spin_trylock+0x270/0x270
[  406.286108]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  406.291670]  ? __cpuset_node_allowed+0x19b/0x660
[  406.296456]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  406.302199]  ? vmpressure+0x1a2/0x340
[  406.306030]  do_try_to_free_pages+0x3e7/0x1290
[  406.310631]  ? zap_class+0x640/0x640
[  406.314381]  ? shrink_node+0x16b0/0x16b0
[  406.318462]  ? __lock_is_held+0xb5/0x140
[  406.322563]  try_to_free_pages+0x4d0/0xb90
[  406.326834]  ? do_try_to_free_pages+0x1290/0x1290
[  406.331720]  ? lock_acquire+0x1ed/0x520
[  406.335814]  ? set_page_refcounted+0x280/0x280
[  406.340439]  ? lock_release+0xa00/0xa00
[  406.344445]  ? _raw_spin_unlock_irq+0x60/0x80
[  406.349001]  ? psi_memstall_enter+0x240/0x2b0
[  406.353553]  ? psi_memstall_tick+0x230/0x230
[  406.358026]  __alloc_pages_slowpath+0xa48/0x2de0
[  406.362847]  ? warn_alloc+0x120/0x120
[  406.366666]  ? mark_held_locks+0x130/0x130
[  406.370949]  ? find_get_entry+0xaae/0x1120
[  406.375295]  ? filemap_map_pages+0x1a20/0x1a20
[  406.379948]  ? zap_class+0x640/0x640
[  406.383767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.389351]  ? check_preemption_disabled+0x48/0x280
[  406.394407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.399999]  ? should_fail+0x22d/0xd01
[  406.403989]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.409134]  ? zap_class+0x640/0x640
[  406.412908]  ? __lock_is_held+0xb5/0x140
[  406.417032]  ? mark_held_locks+0x130/0x130
[  406.421307]  ? lock_release+0xa00/0xa00
[  406.425316]  ? perf_trace_sched_process_exec+0x860/0x860
[  406.430799]  ? xa_load+0x2ba/0x460
[  406.434422]  ? lock_downgrade+0x900/0x900
[  406.438615]  ? __might_sleep+0x95/0x190
[  406.442631]  __alloc_pages_nodemask+0xad8/0xea0
[  406.447344]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  406.452400]  ? __page_cache_alloc+0x191/0x5c0
[  406.456953]  ? xa_load+0x2e1/0x460
[  406.460535]  ? xa_clear_mark+0x40/0x40
[  406.464506]  ? zap_class+0x640/0x640
[  406.468266]  ? zap_class+0x640/0x640
[  406.472016]  ? zap_class+0x640/0x640
[  406.475764]  ? __do_page_cache_readahead+0x663/0x810
[  406.480973]  ? find_held_lock+0x36/0x1c0
[  406.485074]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  406.490650]  alloc_pages_current+0x173/0x350
[  406.495080]  __page_cache_alloc+0x38c/0x5c0
[  406.499431]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.504421]  ? kasan_check_read+0x11/0x20
[  406.508649]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.514001]  ? generic_perform_write+0x6a0/0x6a0
[  406.518774]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.524339]  ? check_preemption_disabled+0x48/0x280
[  406.529384]  filemap_fault+0x1595/0x25f0
[  406.533478]  ? __lock_page_or_retry+0xa00/0xa00
[  406.538166]  ? mark_held_locks+0x130/0x130
[  406.542425]  ? filemap_map_pages+0xd6b/0x1a20
[  406.546957]  ? lock_downgrade+0x900/0x900
[  406.551121]  ? check_preemption_disabled+0x48/0x280
[  406.556165]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.561113]  ? kasan_check_read+0x11/0x20
[  406.565278]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.570577]  ? rcu_softirq_qs+0x20/0x20
[  406.574582]  ? filemap_map_pages+0xd92/0x1a20
[  406.579100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.584669]  ? find_get_entries_tag+0x1400/0x1400
[  406.589531]  ? __lock_acquire+0x62f/0x4c20
[  406.593788]  ? lock_acquire+0x1ed/0x520
[  406.597774]  ? ext4_filemap_fault+0x7a/0xad
[  406.602113]  ? lock_release+0xa00/0xa00
[  406.606096]  ? perf_trace_sched_process_exec+0x860/0x860
[  406.611556]  ? print_usage_bug+0xc0/0xc0
[  406.615630]  ? print_usage_bug+0xc0/0xc0
[  406.619712]  ? down_read+0x8d/0x120
[  406.623347]  ? ext4_filemap_fault+0x7a/0xad
[  406.627678]  ? __down_interruptible+0x700/0x700
[  406.632364]  ext4_filemap_fault+0x82/0xad
[  406.636530]  __do_fault+0x100/0x6b0
[  406.640214]  ? pmd_devmap_trans_unstable+0x220/0x220
[  406.645352]  ? mark_held_locks+0x130/0x130
[  406.649606]  ? mark_held_locks+0x130/0x130
[  406.653850]  ? find_held_lock+0x36/0x1c0
[  406.657949]  ? find_held_lock+0x36/0x1c0
[  406.662027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.667582]  __handle_mm_fault+0x3ea0/0x5be0
[  406.672002]  ? poll_select_copy_remaining+0x18c/0x6a0
[  406.677214]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  406.682078]  ? __might_fault+0x12b/0x1e0
[  406.686272]  ? lock_downgrade+0x900/0x900
[  406.690440]  ? zap_class+0x640/0x640
[  406.694163]  ? zap_class+0x640/0x640
[  406.697897]  ? find_held_lock+0x36/0x1c0
[  406.702002]  ? handle_mm_fault+0x42a/0xc70
[  406.706252]  ? lock_downgrade+0x900/0x900
[  406.710412]  ? check_preemption_disabled+0x48/0x280
[  406.715443]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.720389]  ? kasan_check_read+0x11/0x20
[  406.724547]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.729833]  ? rcu_softirq_qs+0x20/0x20
[  406.733826]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.738960]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.744560]  ? check_preemption_disabled+0x48/0x280
[  406.749597]  handle_mm_fault+0x54f/0xc70
[  406.753723]  ? __handle_mm_fault+0x5be0/0x5be0
[  406.758331]  ? find_vma+0x34/0x190
[  406.761889]  __do_page_fault+0x5e8/0xe60
[  406.765973]  ? trace_hardirqs_off+0xb8/0x310
[  406.770448]  do_page_fault+0xf2/0x7e0
[  406.774264]  ? vmalloc_sync_all+0x30/0x30
[  406.778422]  ? error_entry+0x70/0xd0
[  406.782496]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.787519]  ? trace_hardirqs_on_caller+0xc0/0x310
[  406.792460]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.797457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.802312]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.807337]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.812858]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.817888]  ? prepare_exit_to_usermode+0x291/0x3b0
[  406.822919]  ? page_fault+0x8/0x30
[  406.826491]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.831348]  ? page_fault+0x8/0x30
[  406.834900]  page_fault+0x1e/0x30
[  406.838811] RIP: 0033:0x7efe5ebdedd3
[  406.842542] Code: Bad RIP value.
[  406.845916] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  406.851306] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  406.858596] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  406.865872] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  406.873199] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  406.880477] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  406.887792] warn_alloc_show_mem: 1 callbacks suppressed
[  406.887804] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  406.887814] Mem-Info:
[  406.893181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.893195] Call Trace:
[  406.900489] active_anon:51362 inactive_anon:188 isolated_anon:0
[  406.900489]  active_file:14 inactive_file:10 isolated_file:0
[  406.900489]  unevictable:0 dirty:0 writeback:0 unstable:0
[  406.900489]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  406.900489]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  406.900489]  free:13762 free_pcp:570 free_cma:0
[  406.902872]  <IRQ>
[  406.912242] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  406.914835]  dump_stack+0x244/0x39d
[  406.947693] 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
[  406.949862]  ? dump_stack_print_info.cold.1+0x20/0x20
[  406.977256] lowmem_reserve[]: 0 2818 6321 6321
[  406.980895]  warn_alloc.cold.116+0xb7/0x1bd
[  407.007029] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  407.012320]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.016886] lowmem_reserve[]: 0 0 3503 3503
[  407.021214]  ? lock_downgrade+0x900/0x900
[  407.048867] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  407.053719]  ? trace_hardirqs_off+0xb8/0x310
[  407.058023] lowmem_reserve[]: 0 0 0 0
[  407.062174]  ? trace_hardirqs_off+0xb8/0x310
[  407.091133] 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
[  407.095553]  __alloc_pages_slowpath+0x2651/0x2de0
[  407.099333] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  407.103765]  ? warn_alloc+0x120/0x120
[  407.117505] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  407.122354]  ? print_usage_bug+0xc0/0xc0
[  407.137604] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  407.141402]  ? warn_alloc+0x120/0x120
[  407.156393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  407.160454]  ? warn_alloc+0x120/0x120
[  407.169276] 268 total pagecache pages
[  407.173207]  ? print_usage_bug+0xc0/0xc0
[  407.181774] 0 pages in swap cache
[  407.185575]  ? kvm_clock_read+0x18/0x30
[  407.189361] Swap cache stats: add 0, delete 0, find 0/0
[  407.193425]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  407.196859] Free swap  = 0kB
[  407.200838]  ? print_usage_bug+0xc0/0xc0
[  407.206194] Total swap = 0kB
[  407.211293]  ? __lock_acquire+0x62f/0x4c20
[  407.214295] 1965979 pages RAM
[  407.218363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.221410] 0 pages HighMem/MovableOnly
[  407.225647]  ? should_fail+0x22d/0xd01
[  407.228738] 342854 pages reserved
[  407.234279]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.238236] 0 pages cma reserved
[  407.242127]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.245625] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.250841]  ? __lock_acquire+0x62f/0x4c20
[  407.250860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.250876]  ? __lock_acquire+0x62f/0x4c20
[  407.254301] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.259346]  ? should_fail+0x22d/0xd01
[  407.265823] init cpuset=/ mems_allowed=0
[  407.270058]  ? rcu_irq_exit+0x1a2/0x390
[  407.301009]  ? mark_held_locks+0x130/0x130
[  407.305258]  ? mark_held_locks+0x130/0x130
[  407.309508]  ? mark_held_locks+0xc7/0x130
[  407.313665]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  407.318706]  ? zap_class+0x640/0x640
[  407.322429]  ? print_usage_bug+0xc0/0xc0
[  407.326610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.332160]  ? check_preemption_disabled+0x48/0x280
[  407.337245]  ? __lock_is_held+0xb5/0x140
[  407.341329]  __alloc_pages_nodemask+0xad8/0xea0
[  407.346010]  ? zap_class+0x640/0x640
[  407.349740]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  407.354778]  ? find_held_lock+0x36/0x1c0
[  407.358857]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.363541]  ? lock_downgrade+0x900/0x900
[  407.367714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.373264]  cache_grow_begin+0xa5/0x8c0
[  407.377334]  ? do_raw_spin_unlock+0xa7/0x330
[  407.381761]  fallback_alloc+0x204/0x2e0
[  407.385755]  ____cache_alloc_node+0x1c7/0x1e0
[  407.390267]  kmem_cache_alloc_node+0xe3/0x730
[  407.394774]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.399069]  __alloc_skb+0x119/0x770
[  407.402796]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.408087]  ? netdev_alloc_frag+0x1f0/0x1f0
[  407.412506]  ? lock_downgrade+0x900/0x900
[  407.416675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.422228]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.427699]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.433172]  ? addrconf_rs_timer+0x690/0x690
[  407.437602]  ndisc_alloc_skb+0x144/0x340
[  407.441677]  ndisc_send_rs+0x331/0x6e0
[  407.445588]  addrconf_rs_timer+0x314/0x690
[  407.449838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.454092]  call_timer_fn+0x272/0x920
[  407.457997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.462243]  ? process_timeout+0x40/0x40
[  407.466321]  ? __run_timers+0x7da/0xc70
[  407.470308]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.474829]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.479331]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.483576]  ? lockdep_hardirqs_on+0x296/0x5b0
[  407.488171]  ? trace_hardirqs_on+0xbd/0x310
[  407.492504]  ? kasan_check_read+0x11/0x20
[  407.496658]  ? __run_timers+0x7da/0xc70
[  407.500649]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.505768]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.510018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.514261]  __run_timers+0x7e5/0xc70
[  407.518205]  ? timer_fixup_init+0x70/0x70
[  407.522381]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.527410]  ? zap_class+0x640/0x640
[  407.531138]  ? enqueue_hrtimer+0x1a5/0x560
[  407.535387]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  407.540612]  ? find_held_lock+0x36/0x1c0
[  407.544687]  ? zap_class+0x640/0x640
[  407.548419]  ? pvclock_read_flags+0x160/0x160
[  407.552924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.558494]  ? check_preemption_disabled+0x48/0x280
[  407.563528]  ? __lock_is_held+0xb5/0x140
[  407.567599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.573195]  ? check_preemption_disabled+0x48/0x280
[  407.578233]  run_timer_softirq+0x52/0xb0
[  407.582305]  ? rcu_read_lock_sched_held+0x14f/0x180
[  407.587336]  __do_softirq+0x308/0xb7e
[  407.591149]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  407.595651]  ? lock_downgrade+0x900/0x900
[  407.599813]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  407.604953]  ? pvclock_read_flags+0x160/0x160
[  407.609465]  ? lapic_next_event+0x5a/0x90
[  407.613628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.619179]  ? kvm_clock_read+0x18/0x30
[  407.623169]  ? kvm_sched_clock_read+0x9/0x20
[  407.627592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.633144]  ? check_preemption_disabled+0x48/0x280
[  407.638181]  irq_exit+0x17f/0x1c0
[  407.641648]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.646498]  ? smp_reschedule_interrupt+0x109/0x650
[  407.651528]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.657422]  ? interrupt_entry+0xb5/0xc0
[  407.661497]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.666521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.671552]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.676404]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.681431]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.686457]  ? task_prio+0x50/0x50
[  407.690009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.695563]  ? check_preemption_disabled+0x48/0x280
[  407.700621]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.705485]  apic_timer_interrupt+0xf/0x20
[  407.709722]  </IRQ>
[  407.711983] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  407.716922] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  407.735864] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  407.743589] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  407.750880] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  407.758177] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  407.765472] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  407.772769] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  407.780108]  skb_clone+0x1bb/0x500
[  407.783669]  ? finish_task_switch+0x663/0x910
[  407.788192]  ? skb_split+0x11e0/0x11e0
[  407.792101]  ? preempt_notifier_register+0x200/0x200
[  407.797228]  ? __switch_to_asm+0x34/0x70
[  407.801307]  ? __switch_to_asm+0x34/0x70
[  407.805386]  ? __switch_to_asm+0x40/0x70
[  407.809464]  ? __switch_to_asm+0x34/0x70
[  407.813543]  ? __switch_to_asm+0x40/0x70
[  407.817617]  ? __switch_to_asm+0x34/0x70
[  407.821696]  ? __switch_to_asm+0x40/0x70
[  407.825769]  ? __switch_to_asm+0x34/0x70
[  407.829847]  ? __switch_to_asm+0x34/0x70
[  407.833926]  ? __switch_to_asm+0x40/0x70
[  407.838023]  ? __switch_to_asm+0x34/0x70
[  407.842125]  bpf_clone_redirect+0xb9/0x490
[  407.846404]  ? __schedule+0x8d7/0x21d0
[  407.850333]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  407.855394]  ? __sched_text_start+0x8/0x8
[  407.859559]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.864341]  ? find_held_lock+0x36/0x1c0
[  407.868422]  ? lock_acquire+0x1ed/0x520
[  407.872408]  ? bpf_test_run+0x3cb/0x780
[  407.876401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.881974]  ? check_preemption_disabled+0x48/0x280
[  407.887016]  ? kasan_check_read+0x11/0x20
[  407.891180]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.896476]  ? rcu_softirq_qs+0x20/0x20
[  407.900466]  ? preempt_schedule+0x4d/0x60
[  407.904631]  ? ___preempt_schedule+0x16/0x18
[  407.909073]  ? bpf_test_run+0x25d/0x780
[  407.913076]  ? netlink_diag_dump+0x2a0/0x2a0
[  407.917507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.923069]  ? bpf_test_init.isra.10+0x70/0x100
[  407.927770]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  407.932559]  ? bpf_test_finish.isra.9+0x260/0x260
[  407.937425]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  407.943005]  ? fput+0x130/0x1a0
[  407.946306]  ? __bpf_prog_get+0x9b/0x290
[  407.950390]  ? bpf_test_finish.isra.9+0x260/0x260
[  407.955253]  ? bpf_prog_test_run+0x130/0x1a0
[  407.959684]  ? __x64_sys_bpf+0x3db/0x520
[  407.963777]  ? bpf_prog_get+0x20/0x20
[  407.967622]  ? do_syscall_64+0x1b9/0x820
[  407.971708]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  407.977107]  ? syscall_return_slowpath+0x5e0/0x5e0
[  407.982072]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.987380]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  407.992419]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  407.999117]  ? __switch_to_asm+0x40/0x70
[  408.003196]  ? __switch_to_asm+0x34/0x70
[  408.007286]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.012164]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  408.017568] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  408.017637] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  408.023825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.023830] Call Trace:
[  408.023838]  <IRQ>
[  408.023861]  dump_stack+0x244/0x39d
[  408.023879]  ? dump_stack_print_info.cold.1+0x20/0x20
[  408.023903]  warn_alloc.cold.116+0xb7/0x1bd
[  408.030506] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.039776]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.042355] syz-executor2 cpuset=syz2 mems_allowed=0
[  408.044514]  ? lock_downgrade+0x900/0x900
[  408.082259]  ? trace_hardirqs_off+0xb8/0x310
[  408.086709]  ? trace_hardirqs_off+0xb8/0x310
[  408.091162]  __alloc_pages_slowpath+0x2651/0x2de0
[  408.096069]  ? warn_alloc+0x120/0x120
[  408.099898]  ? print_usage_bug+0xc0/0xc0
[  408.104006]  ? warn_alloc+0x120/0x120
[  408.107838]  ? warn_alloc+0x120/0x120
[  408.111665]  ? print_usage_bug+0xc0/0xc0
[  408.115757]  ? print_usage_bug+0xc0/0xc0
[  408.119847]  ? __lock_acquire+0x62f/0x4c20
[  408.124116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.129684]  ? should_fail+0x22d/0xd01
[  408.133608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.138741]  ? __lock_acquire+0x62f/0x4c20
[  408.143018]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.148154]  ? __lock_acquire+0x62f/0x4c20
[  408.152420]  ? should_fail+0x22d/0xd01
[  408.156342]  ? find_held_lock+0x36/0x1c0
[  408.160441]  ? mark_held_locks+0x130/0x130
[  408.164709]  ? mark_held_locks+0x130/0x130
[  408.168988]  ? zap_class+0x640/0x640
[  408.172731]  ? zap_class+0x640/0x640
[  408.176476]  ? print_usage_bug+0xc0/0xc0
[  408.180559]  ? do_raw_spin_unlock+0xa7/0x330
[  408.185006]  ? zap_class+0x640/0x640
[  408.188747]  ? print_usage_bug+0xc0/0xc0
[  408.192833]  ? wq_watchdog_touch+0x9c/0xfe
[  408.197101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.202673]  ? check_preemption_disabled+0x48/0x280
[  408.207731]  ? __lock_is_held+0xb5/0x140
[  408.211835]  __alloc_pages_nodemask+0xad8/0xea0
[  408.216540]  ? zap_class+0x640/0x640
[  408.220291]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  408.225354]  ? find_held_lock+0x36/0x1c0
[  408.229459]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.234167]  ? lock_downgrade+0x900/0x900
[  408.238366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.243972]  cache_grow_begin+0xa5/0x8c0
[  408.248089]  ? do_raw_spin_unlock+0xa7/0x330
[  408.252531]  fallback_alloc+0x204/0x2e0
[  408.256537]  ____cache_alloc_node+0x1c7/0x1e0
[  408.261079]  kmem_cache_alloc_node+0xe3/0x730
[  408.265602]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.269885]  __alloc_skb+0x119/0x770
[  408.273633]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.278964]  ? netdev_alloc_frag+0x1f0/0x1f0
[  408.283405]  ? lock_downgrade+0x900/0x900
[  408.287593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.293164]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.298657]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.304143]  ? addrconf_rs_timer+0x690/0x690
[  408.308600]  ndisc_alloc_skb+0x144/0x340
[  408.312705]  ndisc_send_rs+0x331/0x6e0
[  408.316631]  addrconf_rs_timer+0x314/0x690
[  408.320900]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.325198]  call_timer_fn+0x272/0x920
[  408.329116]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.333379]  ? process_timeout+0x40/0x40
[  408.337473]  ? mark_held_locks+0xc7/0x130
[  408.341644]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.346157]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.350674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.354945]  ? lockdep_hardirqs_on+0x296/0x5b0
[  408.359551]  ? trace_hardirqs_on+0xbd/0x310
[  408.363893]  ? kasan_check_read+0x11/0x20
[  408.368074]  ? __run_timers+0x7da/0xc70
[  408.372075]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.377217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.381655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.385905]  __run_timers+0x7e5/0xc70
[  408.389750]  ? timer_fixup_init+0x70/0x70
[  408.393917]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.398987]  ? zap_class+0x640/0x640
[  408.402723]  ? print_usage_bug+0xc0/0xc0
[  408.406805]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  408.412031]  ? find_held_lock+0x36/0x1c0
[  408.416119]  ? zap_class+0x640/0x640
[  408.419854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.425416]  ? check_preemption_disabled+0x48/0x280
[  408.430465]  ? __lock_is_held+0xb5/0x140
[  408.434548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.440110]  ? check_preemption_disabled+0x48/0x280
[  408.445151]  run_timer_softirq+0x52/0xb0
[  408.449238]  ? rcu_read_lock_sched_held+0x14f/0x180
[  408.454285]  __do_softirq+0x308/0xb7e
[  408.458125]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  408.462651]  ? lock_downgrade+0x900/0x900
[  408.466833]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  408.471990]  ? pvclock_read_flags+0x160/0x160
[  408.476525]  ? lapic_next_event+0x5a/0x90
[  408.480712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.486294]  ? kvm_clock_read+0x18/0x30
[  408.490302]  ? kvm_sched_clock_read+0x9/0x20
[  408.494751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.500329]  ? check_preemption_disabled+0x48/0x280
[  408.505395]  irq_exit+0x17f/0x1c0
[  408.508877]  smp_apic_timer_interrupt+0x1cb/0x760
[  408.513750]  ? smp_call_function_single_interrupt+0x650/0x650
[  408.519672]  ? interrupt_entry+0xb5/0xc0
[  408.523772]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.528823]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.533878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.538762]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.543816]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.548869]  ? task_prio+0x50/0x50
[  408.552452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.558030]  ? check_preemption_disabled+0x48/0x280
[  408.563092]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.568001]  apic_timer_interrupt+0xf/0x20
[  408.572263]  </IRQ>
[  408.574540] RIP: 0010:check_memory_region+0x117/0x1b0
[  408.579818] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  408.598835] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  408.606577] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  408.613885] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  408.621187] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  408.628491] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  408.635789] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  408.643116]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.648477]  kasan_check_read+0x11/0x20
[  408.652485]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.657610]  ? rcu_softirq_qs+0x20/0x20
[  408.661631]  rcu_is_watching+0x10/0x30
[  408.665559]  page_evictable+0x3c0/0x540
[  408.669576]  ? kswapd_stop+0x100/0x100
[  408.673510]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.678653]  ? perf_trace_sched_process_exec+0x860/0x860
[  408.684152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.689739]  ? check_preemption_disabled+0x48/0x280
[  408.694818]  shrink_active_list+0x869/0x1f00
[  408.699282]  ? mark_held_locks+0xc7/0x130
[  408.703475]  ? shrink_inactive_list+0x1c60/0x1c60
[  408.708360]  ? trace_hardirqs_on+0xbd/0x310
[  408.712723]  ? find_held_lock+0x36/0x1c0
[  408.716822]  ? shrink_inactive_list+0xa4a/0x1c60
[  408.721614]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.726757]  ? zap_class+0x640/0x640
[  408.730515]  ? print_usage_bug+0xc0/0xc0
[  408.734641]  ? __page_frag_cache_drain+0x210/0x210
[  408.739610]  ? print_usage_bug+0xc0/0xc0
[  408.743716]  ? mark_held_locks+0xc7/0x130
[  408.747913]  ? find_held_lock+0x36/0x1c0
[  408.752047]  ? zap_class+0x640/0x640
[  408.755805]  ? mark_held_locks+0xc7/0x130
[  408.760025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.765612]  ? check_preemption_disabled+0x48/0x280
[  408.770678]  ? zap_class+0x640/0x640
[  408.774430]  ? __lock_is_held+0xb5/0x140
[  408.778536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.784111]  ? check_preemption_disabled+0x48/0x280
[  408.789184]  ? __lock_is_held+0xb5/0x140
[  408.793307]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.798363]  ? inactive_list_is_low+0x305/0x880
[  408.803080]  ? lruvec_lru_size+0x450/0x450
[  408.807355]  ? kasan_check_read+0x11/0x20
[  408.811559]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  408.816545]  shrink_node_memcg+0x803/0x18f0
[  408.820927]  ? shrink_active_list+0x1f00/0x1f00
[  408.825665]  ? lock_downgrade+0x900/0x900
[  408.829867]  ? check_flush_dependency+0x410/0x410
[  408.834760]  ? kasan_check_read+0x11/0x20
[  408.838967]  ? do_raw_spin_unlock+0xa7/0x330
[  408.843428]  ? ___preempt_schedule+0x16/0x18
[  408.847884]  ? _raw_spin_unlock+0x3f/0x50
[  408.852081]  shrink_node+0x3bc/0x16b0
[  408.855924]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  408.861290]  ? shrink_node_memcg+0x18f0/0x18f0
[  408.865910]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  408.870554]  ? trace_hardirqs_on+0xbd/0x310
[  408.874917]  ? vmpressure+0x271/0x340
[  408.878777]  ? do_raw_spin_trylock+0x270/0x270
[  408.883402]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.888995]  ? __cpuset_node_allowed+0x19b/0x660
[  408.893795]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  408.899546]  ? vmpressure+0x1a2/0x340
[  408.903400]  do_try_to_free_pages+0x3e7/0x1290
[  408.908023]  ? zap_class+0x640/0x640
[  408.911796]  ? shrink_node+0x16b0/0x16b0
[  408.915900]  ? __lock_is_held+0xb5/0x140
[  408.920038]  try_to_free_pages+0x4d0/0xb90
[  408.924325]  ? do_try_to_free_pages+0x1290/0x1290
[  408.929225]  ? lock_acquire+0x1ed/0x520
[  408.933246]  ? set_page_refcounted+0x280/0x280
[  408.937876]  ? lock_release+0xa00/0xa00
[  408.941900]  ? _raw_spin_unlock_irq+0x60/0x80
[  408.946461]  ? psi_memstall_enter+0x240/0x2b0
[  408.951022]  ? psi_memstall_tick+0x230/0x230
[  408.955495]  __alloc_pages_slowpath+0xa48/0x2de0
[  408.960327]  ? warn_alloc+0x120/0x120
[  408.964168]  ? mark_held_locks+0x130/0x130
[  408.968457]  ? find_get_entry+0xaae/0x1120
[  408.972741]  ? filemap_map_pages+0x1a20/0x1a20
[  408.977373]  ? zap_class+0x640/0x640
[  408.981133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.986735]  ? check_preemption_disabled+0x48/0x280
[  408.991799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.997367]  ? should_fail+0x22d/0xd01
[  409.001300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.006453]  ? zap_class+0x640/0x640
[  409.010248]  ? __lock_is_held+0xb5/0x140
[  409.014425]  ? mark_held_locks+0x130/0x130
[  409.018705]  ? lock_release+0xa00/0xa00
[  409.022727]  ? perf_trace_sched_process_exec+0x860/0x860
[  409.028228]  ? xa_load+0x2ba/0x460
[  409.031815]  ? lock_downgrade+0x900/0x900
[  409.036017]  ? __might_sleep+0x95/0x190
[  409.040040]  __alloc_pages_nodemask+0xad8/0xea0
[  409.044760]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  409.049824]  ? __page_cache_alloc+0x191/0x5c0
[  409.054358]  ? xa_load+0x2e1/0x460
[  409.057960]  ? xa_clear_mark+0x40/0x40
[  409.061891]  ? zap_class+0x640/0x640
[  409.065676]  ? zap_class+0x640/0x640
[  409.069429]  ? zap_class+0x640/0x640
[  409.073177]  ? __do_page_cache_readahead+0x663/0x810
[  409.078329]  ? find_held_lock+0x36/0x1c0
[  409.082432]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  409.088023]  alloc_pages_current+0x173/0x350
[  409.092474]  __page_cache_alloc+0x38c/0x5c0
[  409.096823]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  409.101775]  ? kasan_check_read+0x11/0x20
[  409.105975]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.111300]  ? generic_perform_write+0x6a0/0x6a0
[  409.116084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.121878]  ? check_preemption_disabled+0x48/0x280
[  409.126958]  filemap_fault+0x1595/0x25f0
[  409.131065]  ? __lock_page_or_retry+0xa00/0xa00
[  409.135767]  ? mark_held_locks+0x130/0x130
[  409.140048]  ? filemap_map_pages+0xd6b/0x1a20
[  409.144581]  ? lock_downgrade+0x900/0x900
[  409.148762]  ? check_preemption_disabled+0x48/0x280
[  409.153814]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  409.158779]  ? kasan_check_read+0x11/0x20
[  409.162984]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.168304]  ? rcu_softirq_qs+0x20/0x20
[  409.172329]  ? filemap_map_pages+0xd92/0x1a20
[  409.176866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.182451]  ? find_get_entries_tag+0x1400/0x1400
[  409.187332]  ? __lock_acquire+0x62f/0x4c20
[  409.191627]  ? lock_acquire+0x1ed/0x520
[  409.195634]  ? ext4_filemap_fault+0x7a/0xad
[  409.200020]  ? lock_release+0xa00/0xa00
[  409.204031]  ? perf_trace_sched_process_exec+0x860/0x860
[  409.209525]  ? print_usage_bug+0xc0/0xc0
[  409.213634]  ? print_usage_bug+0xc0/0xc0
[  409.217743]  ? down_read+0x8d/0x120
[  409.221408]  ? ext4_filemap_fault+0x7a/0xad
[  409.225770]  ? __down_interruptible+0x700/0x700
[  409.230490]  ext4_filemap_fault+0x82/0xad
[  409.234671]  __do_fault+0x100/0x6b0
[  409.238334]  ? pmd_devmap_trans_unstable+0x220/0x220
[  409.243475]  ? mark_held_locks+0x130/0x130
[  409.247755]  ? mark_held_locks+0x130/0x130
[  409.252027]  ? find_held_lock+0x36/0x1c0
[  409.256110]  ? find_held_lock+0x36/0x1c0
[  409.260206]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.265787]  __handle_mm_fault+0x3ea0/0x5be0
[  409.270250]  ? poll_select_copy_remaining+0x18c/0x6a0
[  409.275500]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  409.280393]  ? __might_fault+0x12b/0x1e0
[  409.284495]  ? lock_downgrade+0x900/0x900
[  409.288697]  ? zap_class+0x640/0x640
[  409.292452]  ? zap_class+0x640/0x640
[  409.296217]  ? find_held_lock+0x36/0x1c0
[  409.300327]  ? handle_mm_fault+0x42a/0xc70
[  409.304603]  ? lock_downgrade+0x900/0x900
[  409.308784]  ? check_preemption_disabled+0x48/0x280
[  409.313843]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  409.318810]  ? kasan_check_read+0x11/0x20
[  409.323012]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.328326]  ? rcu_softirq_qs+0x20/0x20
[  409.332333]  ? trace_hardirqs_off_caller+0x310/0x310
[  409.337482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.343065]  ? check_preemption_disabled+0x48/0x280
[  409.348132]  handle_mm_fault+0x54f/0xc70
[  409.352238]  ? __handle_mm_fault+0x5be0/0x5be0
[  409.356863]  ? find_vma+0x34/0x190
[  409.360435]  __do_page_fault+0x5e8/0xe60
[  409.364522]  ? trace_hardirqs_off+0xb8/0x310
[  409.368979]  do_page_fault+0xf2/0x7e0
[  409.372810]  ? vmalloc_sync_all+0x30/0x30
[  409.377000]  ? error_entry+0x70/0xd0
[  409.380749]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.385796]  ? trace_hardirqs_on_caller+0xc0/0x310
[  409.390767]  ? syscall_return_slowpath+0x5e0/0x5e0
[  409.395733]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.400612]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.405656]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.411143]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  409.416200]  ? prepare_exit_to_usermode+0x291/0x3b0
[  409.421281]  ? page_fault+0x8/0x30
[  409.424870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.429749]  ? page_fault+0x8/0x30
[  409.433323]  page_fault+0x1e/0x30
[  409.436799] RIP: 0033:0x7efe5ebdedd3
[  409.440544] Code: Bad RIP value.
[  409.443924] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  409.449332] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  409.456631] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  409.463960] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  409.471259] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  409.478552] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  409.485871] warn_alloc_show_mem: 1 callbacks suppressed
[  409.485884] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  409.485886] Mem-Info:
[  409.485916] active_anon:51362 inactive_anon:188 isolated_anon:0
[  409.485916]  active_file:14 inactive_file:10 isolated_file:0
[  409.485916]  unevictable:0 dirty:0 writeback:0 unstable:0
[  409.485916]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  409.485916]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  409.485916]  free:13762 free_pcp:570 free_cma:0
[  409.491324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.498635] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  409.501059] Call Trace:
[  409.533971] 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
[  409.543346]  <IRQ>
[  409.570769] lowmem_reserve[]: 0 2818 6321 6321
[  409.573377]  dump_stack+0x244/0x39d
[  409.599483] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  409.601670]  ? dump_stack_print_info.cold.1+0x20/0x20
[  409.606234] lowmem_reserve[]: 0 0 3503 3503
[  409.609898]  warn_alloc.cold.116+0xb7/0x1bd
[  409.637569] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  409.642798]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.647134] lowmem_reserve[]: 0 0 0 0
[  409.651483]  ? lock_downgrade+0x900/0x900
[  409.680454] 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
[  409.685327]  ? trace_hardirqs_off+0xb8/0x310
[  409.689111] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  409.693295]  ? trace_hardirqs_off+0xb8/0x310
[  409.706817] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  409.711255]  __alloc_pages_slowpath+0x2651/0x2de0
[  409.726513] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  409.730982]  ? warn_alloc+0x120/0x120
[  409.745979] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  409.750844]  ? print_usage_bug+0xc0/0xc0
[  409.759675] 268 total pagecache pages
[  409.763509]  ? warn_alloc+0x120/0x120
[  409.772079] 0 pages in swap cache
[  409.776160]  ? warn_alloc+0x120/0x120
[  409.779955] Swap cache stats: add 0, delete 0, find 0/0
[  409.779965] Free swap  = 0kB
[  409.783783]  ? print_usage_bug+0xc0/0xc0
[  409.787215] Total swap = 0kB
[  409.787223] 1965979 pages RAM
[  409.791040]  ? kvm_clock_read+0x18/0x30
[  409.796384] 0 pages HighMem/MovableOnly
[  409.796394] 342854 pages reserved
[  409.799429]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.803468] 0 pages cma reserved
[  409.803545] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.806508]  ? print_usage_bug+0xc0/0xc0
[  409.809663] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.813590]  ? __lock_acquire+0x62f/0x4c20
[  409.817555] init cpuset=/ mems_allowed=0
[  409.821025]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.863580]  ? should_fail+0x22d/0xd01
[  409.867500]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.872816]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.878026]  ? __lock_acquire+0x62f/0x4c20
[  409.882307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.887444]  ? __lock_acquire+0x62f/0x4c20
[  409.891705]  ? should_fail+0x22d/0xd01
[  409.895614]  ? rcu_irq_exit+0x1a2/0x390
[  409.899625]  ? mark_held_locks+0x130/0x130
[  409.903887]  ? mark_held_locks+0x130/0x130
[  409.908193]  ? mark_held_locks+0xc7/0x130
[  409.912372]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  409.917405]  ? zap_class+0x640/0x640
[  409.921141]  ? print_usage_bug+0xc0/0xc0
[  409.925228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.930794]  ? check_preemption_disabled+0x48/0x280
[  409.935850]  ? __lock_is_held+0xb5/0x140
[  409.939959]  __alloc_pages_nodemask+0xad8/0xea0
[  409.944651]  ? zap_class+0x640/0x640
[  409.948388]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  409.953439]  ? find_held_lock+0x36/0x1c0
[  409.957530]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.962221]  ? lock_downgrade+0x900/0x900
[  409.966396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.971981]  cache_grow_begin+0xa5/0x8c0
[  409.976063]  ? do_raw_spin_unlock+0xa7/0x330
[  409.980508]  fallback_alloc+0x204/0x2e0
[  409.984514]  ____cache_alloc_node+0x1c7/0x1e0
[  409.989227]  kmem_cache_alloc_node+0xe3/0x730
[  409.993742]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.998012]  __alloc_skb+0x119/0x770
[  410.001742]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.007041]  ? netdev_alloc_frag+0x1f0/0x1f0
[  410.011463]  ? lock_downgrade+0x900/0x900
[  410.015635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.021190]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.026662]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.032134]  ? addrconf_rs_timer+0x690/0x690
[  410.036574]  ndisc_alloc_skb+0x144/0x340
[  410.040653]  ndisc_send_rs+0x331/0x6e0
[  410.044559]  addrconf_rs_timer+0x314/0x690
[  410.048816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.053076]  call_timer_fn+0x272/0x920
[  410.056998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.061249]  ? process_timeout+0x40/0x40
[  410.065332]  ? __run_timers+0x7da/0xc70
[  410.069322]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.073827]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.078339]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.082595]  ? lockdep_hardirqs_on+0x296/0x5b0
[  410.087205]  ? trace_hardirqs_on+0xbd/0x310
[  410.091545]  ? kasan_check_read+0x11/0x20
[  410.095716]  ? __run_timers+0x7da/0xc70
[  410.099712]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.104840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.109096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.113343]  __run_timers+0x7e5/0xc70
[  410.117166]  ? timer_fixup_init+0x70/0x70
[  410.121420]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.126453]  ? zap_class+0x640/0x640
[  410.130186]  ? enqueue_hrtimer+0x1a5/0x560
[  410.134434]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  410.139647]  ? find_held_lock+0x36/0x1c0
[  410.143729]  ? zap_class+0x640/0x640
[  410.147464]  ? pvclock_read_flags+0x160/0x160
[  410.151988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.157537]  ? check_preemption_disabled+0x48/0x280
[  410.162580]  ? __lock_is_held+0xb5/0x140
[  410.166655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.172205]  ? check_preemption_disabled+0x48/0x280
[  410.177237]  run_timer_softirq+0x52/0xb0
[  410.181311]  ? rcu_read_lock_sched_held+0x14f/0x180
[  410.186345]  __do_softirq+0x308/0xb7e
[  410.190158]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  410.194662]  ? lock_downgrade+0x900/0x900
[  410.198834]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  410.203974]  ? pvclock_read_flags+0x160/0x160
[  410.208482]  ? lapic_next_event+0x5a/0x90
[  410.212646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.218198]  ? kvm_clock_read+0x18/0x30
[  410.222188]  ? kvm_sched_clock_read+0x9/0x20
[  410.226607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.232156]  ? check_preemption_disabled+0x48/0x280
[  410.237192]  irq_exit+0x17f/0x1c0
[  410.240657]  smp_apic_timer_interrupt+0x1cb/0x760
[  410.245514]  ? smp_reschedule_interrupt+0x109/0x650
[  410.250543]  ? smp_call_function_single_interrupt+0x650/0x650
[  410.256437]  ? interrupt_entry+0xb5/0xc0
[  410.260510]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.265536]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.270565]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.275419]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.280443]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.285470]  ? task_prio+0x50/0x50
[  410.289026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.294574]  ? check_preemption_disabled+0x48/0x280
[  410.299609]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.304486]  apic_timer_interrupt+0xf/0x20
[  410.308724]  </IRQ>
[  410.310984] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  410.315958] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  410.334871] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  410.342589] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  410.349865] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  410.357140] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  410.364418] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  410.371699] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  410.379028]  skb_clone+0x1bb/0x500
[  410.382580]  ? finish_task_switch+0x663/0x910
[  410.387090]  ? skb_split+0x11e0/0x11e0
[  410.390995]  ? preempt_notifier_register+0x200/0x200
[  410.396106]  ? __switch_to_asm+0x34/0x70
[  410.400177]  ? __switch_to_asm+0x34/0x70
[  410.404247]  ? __switch_to_asm+0x40/0x70
[  410.408316]  ? __switch_to_asm+0x34/0x70
[  410.412384]  ? __switch_to_asm+0x40/0x70
[  410.416453]  ? __switch_to_asm+0x34/0x70
[  410.420521]  ? __switch_to_asm+0x40/0x70
[  410.424589]  ? __switch_to_asm+0x34/0x70
[  410.428658]  ? __switch_to_asm+0x34/0x70
[  410.432735]  ? __switch_to_asm+0x40/0x70
[  410.436804]  ? __switch_to_asm+0x34/0x70
[  410.440881]  bpf_clone_redirect+0xb9/0x490
[  410.445129]  ? __schedule+0x8d7/0x21d0
[  410.449036]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  410.454070]  ? __sched_text_start+0x8/0x8
[  410.458233]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  410.463010]  ? find_held_lock+0x36/0x1c0
[  410.467096]  ? lock_acquire+0x1ed/0x520
[  410.471083]  ? bpf_test_run+0x3cb/0x780
[  410.475073]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.480627]  ? check_preemption_disabled+0x48/0x280
[  410.485660]  ? kasan_check_read+0x11/0x20
[  410.489822]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.495106]  ? rcu_softirq_qs+0x20/0x20
[  410.499097]  ? preempt_schedule+0x4d/0x60
[  410.503258]  ? ___preempt_schedule+0x16/0x18
[  410.507684]  ? bpf_test_run+0x25d/0x780
[  410.511686]  ? netlink_diag_dump+0x2a0/0x2a0
[  410.516112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.521656]  ? bpf_test_init.isra.10+0x70/0x100
[  410.526338]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  410.531117]  ? bpf_test_finish.isra.9+0x260/0x260
[  410.535987]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  410.541536]  ? fput+0x130/0x1a0
[  410.544829]  ? __bpf_prog_get+0x9b/0x290
[  410.548903]  ? bpf_test_finish.isra.9+0x260/0x260
[  410.553774]  ? bpf_prog_test_run+0x130/0x1a0
[  410.558198]  ? __x64_sys_bpf+0x3db/0x520
[  410.562271]  ? bpf_prog_get+0x20/0x20
[  410.566115]  ? do_syscall_64+0x1b9/0x820
[  410.570192]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  410.575569]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.580513]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.585539]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  410.590568]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  410.597249]  ? __switch_to_asm+0x40/0x70
[  410.601318]  ? __switch_to_asm+0x34/0x70
[  410.605393]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.610254]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  410.615692] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  410.615765] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  410.621955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.621960] Call Trace:
[  410.621967]  <IRQ>
[  410.621985]  dump_stack+0x244/0x39d
[  410.622004]  ? dump_stack_print_info.cold.1+0x20/0x20
[  410.628557] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.637848]  warn_alloc.cold.116+0xb7/0x1bd
[  410.640413] syz-executor2 cpuset=syz2 mems_allowed=0
[  410.642582]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.676156]  ? lock_downgrade+0x900/0x900
[  410.680324]  ? trace_hardirqs_off+0xb8/0x310
[  410.684749]  ? trace_hardirqs_off+0xb8/0x310
[  410.689178]  __alloc_pages_slowpath+0x2651/0x2de0
[  410.694065]  ? warn_alloc+0x120/0x120
[  410.697928]  ? print_usage_bug+0xc0/0xc0
[  410.702021]  ? warn_alloc+0x120/0x120
[  410.705836]  ? warn_alloc+0x120/0x120
[  410.709708]  ? print_usage_bug+0xc0/0xc0
[  410.713788]  ? print_usage_bug+0xc0/0xc0
[  410.717861]  ? __lock_acquire+0x62f/0x4c20
[  410.722112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.727661]  ? should_fail+0x22d/0xd01
[  410.731572]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.736686]  ? __lock_acquire+0x62f/0x4c20
[  410.740953]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.746068]  ? __lock_acquire+0x62f/0x4c20
[  410.750300]  ? should_fail+0x22d/0xd01
[  410.754210]  ? find_held_lock+0x36/0x1c0
[  410.758302]  ? mark_held_locks+0x130/0x130
[  410.762555]  ? mark_held_locks+0x130/0x130
[  410.766801]  ? zap_class+0x640/0x640
[  410.770526]  ? zap_class+0x640/0x640
[  410.774262]  ? print_usage_bug+0xc0/0xc0
[  410.778332]  ? do_raw_spin_unlock+0xa7/0x330
[  410.782751]  ? zap_class+0x640/0x640
[  410.786478]  ? print_usage_bug+0xc0/0xc0
[  410.790546]  ? wq_watchdog_touch+0x9c/0xfe
[  410.794811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.800360]  ? check_preemption_disabled+0x48/0x280
[  410.805396]  ? __lock_is_held+0xb5/0x140
[  410.809476]  __alloc_pages_nodemask+0xad8/0xea0
[  410.814158]  ? zap_class+0x640/0x640
[  410.817890]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  410.822978]  ? find_held_lock+0x36/0x1c0
[  410.827076]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.831760]  ? lock_downgrade+0x900/0x900
[  410.835927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.841499]  cache_grow_begin+0xa5/0x8c0
[  410.845570]  ? do_raw_spin_unlock+0xa7/0x330
[  410.849998]  fallback_alloc+0x204/0x2e0
[  410.853996]  ____cache_alloc_node+0x1c7/0x1e0
[  410.858508]  kmem_cache_alloc_node+0xe3/0x730
[  410.863019]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.867274]  __alloc_skb+0x119/0x770
[  410.871003]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.876296]  ? netdev_alloc_frag+0x1f0/0x1f0
[  410.880714]  ? lock_downgrade+0x900/0x900
[  410.884879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.890430]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.895900]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.901377]  ? addrconf_rs_timer+0x690/0x690
[  410.905810]  ndisc_alloc_skb+0x144/0x340
[  410.909885]  ndisc_send_rs+0x331/0x6e0
[  410.913789]  addrconf_rs_timer+0x314/0x690
[  410.918045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.922309]  call_timer_fn+0x272/0x920
[  410.926212]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.930458]  ? process_timeout+0x40/0x40
[  410.934540]  ? mark_held_locks+0xc7/0x130
[  410.938700]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.943210]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.947712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.951976]  ? lockdep_hardirqs_on+0x296/0x5b0
[  410.956573]  ? trace_hardirqs_on+0xbd/0x310
[  410.960925]  ? kasan_check_read+0x11/0x20
[  410.965099]  ? __run_timers+0x7da/0xc70
[  410.969087]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.974211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.978462]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.982703]  __run_timers+0x7e5/0xc70
[  410.986527]  ? timer_fixup_init+0x70/0x70
[  410.990735]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.995811]  ? zap_class+0x640/0x640
[  410.999541]  ? print_usage_bug+0xc0/0xc0
[  411.003616]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  411.008828]  ? find_held_lock+0x36/0x1c0
[  411.012907]  ? zap_class+0x640/0x640
[  411.016656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.022209]  ? check_preemption_disabled+0x48/0x280
[  411.027261]  ? __lock_is_held+0xb5/0x140
[  411.031334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.036883]  ? check_preemption_disabled+0x48/0x280
[  411.041913]  run_timer_softirq+0x52/0xb0
[  411.046008]  ? rcu_read_lock_sched_held+0x14f/0x180
[  411.051047]  __do_softirq+0x308/0xb7e
[  411.054862]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  411.059367]  ? lock_downgrade+0x900/0x900
[  411.063529]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  411.068653]  ? pvclock_read_flags+0x160/0x160
[  411.073164]  ? lapic_next_event+0x5a/0x90
[  411.077328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.082882]  ? kvm_clock_read+0x18/0x30
[  411.086869]  ? kvm_sched_clock_read+0x9/0x20
[  411.091288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.096840]  ? check_preemption_disabled+0x48/0x280
[  411.101876]  irq_exit+0x17f/0x1c0
[  411.105340]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.110203]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.116142]  ? interrupt_entry+0xb5/0xc0
[  411.120385]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.125416]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.130443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.135300]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.140323]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.145348]  ? task_prio+0x50/0x50
[  411.148902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.154522]  ? check_preemption_disabled+0x48/0x280
[  411.159556]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.164417]  apic_timer_interrupt+0xf/0x20
[  411.168656]  </IRQ>
[  411.170907] RIP: 0010:check_memory_region+0x117/0x1b0
[  411.176134] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  411.195044] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  411.202764] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  411.210041] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  411.217315] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  411.224590] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  411.231914] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  411.239229]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.244533]  kasan_check_read+0x11/0x20
[  411.248518]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.253632]  ? rcu_softirq_qs+0x20/0x20
[  411.257629]  rcu_is_watching+0x10/0x30
[  411.261527]  page_evictable+0x3c0/0x540
[  411.265516]  ? kswapd_stop+0x100/0x100
[  411.269424]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.274534]  ? perf_trace_sched_process_exec+0x860/0x860
[  411.279999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.285547]  ? check_preemption_disabled+0x48/0x280
[  411.290579]  shrink_active_list+0x869/0x1f00
[  411.295012]  ? mark_held_locks+0xc7/0x130
[  411.299176]  ? shrink_inactive_list+0x1c60/0x1c60
[  411.304034]  ? trace_hardirqs_on+0xbd/0x310
[  411.308365]  ? find_held_lock+0x36/0x1c0
[  411.312433]  ? shrink_inactive_list+0xa4a/0x1c60
[  411.317251]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.322367]  ? zap_class+0x640/0x640
[  411.326094]  ? print_usage_bug+0xc0/0xc0
[  411.330185]  ? __page_frag_cache_drain+0x210/0x210
[  411.335175]  ? print_usage_bug+0xc0/0xc0
[  411.339256]  ? mark_held_locks+0xc7/0x130
[  411.343426]  ? find_held_lock+0x36/0x1c0
[  411.347502]  ? zap_class+0x640/0x640
[  411.351230]  ? mark_held_locks+0xc7/0x130
[  411.355394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.360958]  ? check_preemption_disabled+0x48/0x280
[  411.366015]  ? zap_class+0x640/0x640
[  411.369744]  ? __lock_is_held+0xb5/0x140
[  411.373817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.379364]  ? check_preemption_disabled+0x48/0x280
[  411.384401]  ? __lock_is_held+0xb5/0x140
[  411.388486]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  411.393510]  ? inactive_list_is_low+0x305/0x880
[  411.398201]  ? lruvec_lru_size+0x450/0x450
[  411.402447]  ? kasan_check_read+0x11/0x20
[  411.406615]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  411.411566]  shrink_node_memcg+0x803/0x18f0
[  411.415919]  ? shrink_active_list+0x1f00/0x1f00
[  411.420622]  ? lock_downgrade+0x900/0x900
[  411.424784]  ? check_flush_dependency+0x410/0x410
[  411.429643]  ? kasan_check_read+0x11/0x20
[  411.433799]  ? do_raw_spin_unlock+0xa7/0x330
[  411.438227]  ? ___preempt_schedule+0x16/0x18
[  411.442656]  ? _raw_spin_unlock+0x3f/0x50
[  411.446822]  shrink_node+0x3bc/0x16b0
[  411.450636]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  411.455967]  ? shrink_node_memcg+0x18f0/0x18f0
[  411.460570]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  411.465165]  ? trace_hardirqs_on+0xbd/0x310
[  411.469501]  ? vmpressure+0x271/0x340
[  411.473317]  ? do_raw_spin_trylock+0x270/0x270
[  411.477915]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  411.483480]  ? __cpuset_node_allowed+0x19b/0x660
[  411.488247]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  411.493978]  ? vmpressure+0x1a2/0x340
[  411.497846]  do_try_to_free_pages+0x3e7/0x1290
[  411.502438]  ? zap_class+0x640/0x640
[  411.506180]  ? shrink_node+0x16b0/0x16b0
[  411.510257]  ? __lock_is_held+0xb5/0x140
[  411.514345]  try_to_free_pages+0x4d0/0xb90
[  411.518646]  ? do_try_to_free_pages+0x1290/0x1290
[  411.523511]  ? lock_acquire+0x1ed/0x520
[  411.527499]  ? set_page_refcounted+0x280/0x280
[  411.532098]  ? lock_release+0xa00/0xa00
[  411.536087]  ? _raw_spin_unlock_irq+0x60/0x80
[  411.540592]  ? psi_memstall_enter+0x240/0x2b0
[  411.545142]  ? psi_memstall_tick+0x230/0x230
[  411.549573]  __alloc_pages_slowpath+0xa48/0x2de0
[  411.554367]  ? warn_alloc+0x120/0x120
[  411.558177]  ? mark_held_locks+0x130/0x130
[  411.562435]  ? find_get_entry+0xaae/0x1120
[  411.566691]  ? filemap_map_pages+0x1a20/0x1a20
[  411.571289]  ? zap_class+0x640/0x640
[  411.575025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.580573]  ? check_preemption_disabled+0x48/0x280
[  411.585605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.591153]  ? should_fail+0x22d/0xd01
[  411.595057]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.600176]  ? zap_class+0x640/0x640
[  411.603948]  ? __lock_is_held+0xb5/0x140
[  411.608031]  ? mark_held_locks+0x130/0x130
[  411.612325]  ? lock_release+0xa00/0xa00
[  411.616315]  ? perf_trace_sched_process_exec+0x860/0x860
[  411.621775]  ? xa_load+0x2ba/0x460
[  411.625328]  ? lock_downgrade+0x900/0x900
[  411.629492]  ? __might_sleep+0x95/0x190
[  411.633485]  __alloc_pages_nodemask+0xad8/0xea0
[  411.638171]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  411.643224]  ? __page_cache_alloc+0x191/0x5c0
[  411.647734]  ? xa_load+0x2e1/0x460
[  411.651289]  ? xa_clear_mark+0x40/0x40
[  411.655188]  ? zap_class+0x640/0x640
[  411.658926]  ? zap_class+0x640/0x640
[  411.662669]  ? zap_class+0x640/0x640
[  411.666394]  ? __do_page_cache_readahead+0x663/0x810
[  411.671512]  ? find_held_lock+0x36/0x1c0
[  411.675587]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  411.681141]  alloc_pages_current+0x173/0x350
[  411.685565]  __page_cache_alloc+0x38c/0x5c0
[  411.689893]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.694835]  ? kasan_check_read+0x11/0x20
[  411.698998]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.704287]  ? generic_perform_write+0x6a0/0x6a0
[  411.709064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.714614]  ? check_preemption_disabled+0x48/0x280
[  411.719652]  filemap_fault+0x1595/0x25f0
[  411.723738]  ? __lock_page_or_retry+0xa00/0xa00
[  411.728419]  ? mark_held_locks+0x130/0x130
[  411.732684]  ? filemap_map_pages+0xd6b/0x1a20
[  411.737199]  ? lock_downgrade+0x900/0x900
[  411.741357]  ? check_preemption_disabled+0x48/0x280
[  411.746384]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.751326]  ? kasan_check_read+0x11/0x20
[  411.755481]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.760773]  ? rcu_softirq_qs+0x20/0x20
[  411.764773]  ? filemap_map_pages+0xd92/0x1a20
[  411.769285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.774841]  ? find_get_entries_tag+0x1400/0x1400
[  411.779702]  ? __lock_acquire+0x62f/0x4c20
[  411.783980]  ? lock_acquire+0x1ed/0x520
[  411.787979]  ? ext4_filemap_fault+0x7a/0xad
[  411.792316]  ? lock_release+0xa00/0xa00
[  411.796300]  ? perf_trace_sched_process_exec+0x860/0x860
[  411.801761]  ? print_usage_bug+0xc0/0xc0
[  411.805834]  ? print_usage_bug+0xc0/0xc0
[  411.809914]  ? down_read+0x8d/0x120
[  411.813567]  ? ext4_filemap_fault+0x7a/0xad
[  411.817897]  ? __down_interruptible+0x700/0x700
[  411.822604]  ext4_filemap_fault+0x82/0xad
[  411.826766]  __do_fault+0x100/0x6b0
[  411.830410]  ? pmd_devmap_trans_unstable+0x220/0x220
[  411.835529]  ? mark_held_locks+0x130/0x130
[  411.839776]  ? mark_held_locks+0x130/0x130
[  411.844025]  ? find_held_lock+0x36/0x1c0
[  411.848105]  ? find_held_lock+0x36/0x1c0
[  411.852180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.857783]  __handle_mm_fault+0x3ea0/0x5be0
[  411.862207]  ? poll_select_copy_remaining+0x18c/0x6a0
[  411.867415]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  411.872273]  ? __might_fault+0x12b/0x1e0
[  411.876344]  ? lock_downgrade+0x900/0x900
[  411.880513]  ? zap_class+0x640/0x640
[  411.884236]  ? zap_class+0x640/0x640
[  411.887989]  ? find_held_lock+0x36/0x1c0
[  411.892073]  ? handle_mm_fault+0x42a/0xc70
[  411.896321]  ? lock_downgrade+0x900/0x900
[  411.900479]  ? check_preemption_disabled+0x48/0x280
[  411.905508]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.910446]  ? kasan_check_read+0x11/0x20
[  411.914602]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.919887]  ? rcu_softirq_qs+0x20/0x20
[  411.923871]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.928994]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.934541]  ? check_preemption_disabled+0x48/0x280
[  411.939575]  handle_mm_fault+0x54f/0xc70
[  411.943649]  ? __handle_mm_fault+0x5be0/0x5be0
[  411.948251]  ? find_vma+0x34/0x190
[  411.951810]  __do_page_fault+0x5e8/0xe60
[  411.955878]  ? trace_hardirqs_off+0xb8/0x310
[  411.960304]  do_page_fault+0xf2/0x7e0
[  411.964120]  ? vmalloc_sync_all+0x30/0x30
[  411.968283]  ? error_entry+0x70/0xd0
[  411.972008]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.977036]  ? trace_hardirqs_on_caller+0xc0/0x310
[  411.981998]  ? syscall_return_slowpath+0x5e0/0x5e0
[  411.987216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.992072]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.997097]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.002556]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  412.007597]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.012624]  ? page_fault+0x8/0x30
[  412.016176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.021038]  ? page_fault+0x8/0x30
[  412.024594]  page_fault+0x1e/0x30
[  412.028056] RIP: 0033:0x7efe5ebdedd3
[  412.031789] Code: Bad RIP value.
[  412.035158] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  412.040532] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  412.047808] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  412.055170] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  412.062449] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  412.069723] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  412.077026] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  412.077031] warn_alloc_show_mem: 1 callbacks suppressed
[  412.077039] Mem-Info:
[  412.084318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.089692] active_anon:51362 inactive_anon:188 isolated_anon:0
[  412.089692]  active_file:14 inactive_file:10 isolated_file:0
[  412.089692]  unevictable:0 dirty:0 writeback:0 unstable:0
[  412.089692]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  412.089692]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  412.089692]  free:13762 free_pcp:570 free_cma:0
[  412.092081] Call Trace:
[  412.101471] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  412.134323]  <IRQ>
[  412.136900] 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
[  412.164316]  dump_stack+0x244/0x39d
[  412.166447] lowmem_reserve[]: 0 2818 6321 6321
[  412.192563]  ? dump_stack_print_info.cold.1+0x20/0x20
[  412.196172] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  412.200762]  warn_alloc.cold.116+0xb7/0x1bd
[  412.205924] lowmem_reserve[]: 0 0 3503 3503
[  412.233663]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.237995] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  412.242321]  ? lock_downgrade+0x900/0x900
[  412.247147] lowmem_reserve[]: 0 0 0 0
[  412.276129]  ? trace_hardirqs_off+0xb8/0x310
[  412.280257] 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
[  412.284063]  ? trace_hardirqs_off+0xb8/0x310
[  412.288453] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  412.302011]  __alloc_pages_slowpath+0x2651/0x2de0
[  412.306399] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  412.321687]  ? warn_alloc+0x120/0x120
[  412.326499] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  412.341497]  ? print_usage_bug+0xc0/0xc0
[  412.345291] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  412.354124]  ? warn_alloc+0x120/0x120
[  412.358171] 268 total pagecache pages
[  412.366750]  ? warn_alloc+0x120/0x120
[  412.370540] 0 pages in swap cache
[  412.374355]  ? print_usage_bug+0xc0/0xc0
[  412.378146] Swap cache stats: add 0, delete 0, find 0/0
[  412.381597]  ? print_usage_bug+0xc0/0xc0
[  412.385643] Free swap  = 0kB
[  412.391053]  ? __lock_acquire+0x62f/0x4c20
[  412.395098] Total swap = 0kB
[  412.398121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.402341] 1965979 pages RAM
[  412.405365]  ? should_fail+0x22d/0xd01
[  412.410887] 0 pages HighMem/MovableOnly
[  412.414000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.417869] 342854 pages reserved
[  412.421842]  ? __lock_acquire+0x62f/0x4c20
[  412.426928] 0 pages cma reserved
[  412.430400]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.434679] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  412.437991]  ? __lock_acquire+0x62f/0x4c20
[  412.438007]  ? should_fail+0x22d/0xd01
[  412.443186] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.449611]  ? find_held_lock+0x36/0x1c0
[  412.453874] init cpuset=/ mems_allowed=0
[  412.457765]  ? mark_held_locks+0x130/0x130
[  412.479800]  ? mark_held_locks+0x130/0x130
[  412.484047]  ? try_to_wake_up+0x11c/0x1490
[  412.488292]  ? lock_downgrade+0x900/0x900
[  412.492455]  ? zap_class+0x640/0x640
[  412.496241]  ? print_usage_bug+0xc0/0xc0
[  412.500329]  ? trace_hardirqs_off+0xb8/0x310
[  412.504748]  ? kasan_check_read+0x11/0x20
[  412.508909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.514475]  ? check_preemption_disabled+0x48/0x280
[  412.519507]  ? __lock_is_held+0xb5/0x140
[  412.523583]  __alloc_pages_nodemask+0xad8/0xea0
[  412.528258]  ? zap_class+0x640/0x640
[  412.531985]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  412.537020]  ? find_held_lock+0x36/0x1c0
[  412.541097]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.545767]  ? lock_downgrade+0x900/0x900
[  412.549928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.555506]  cache_grow_begin+0xa5/0x8c0
[  412.559598]  ? do_raw_spin_unlock+0xa7/0x330
[  412.564041]  fallback_alloc+0x204/0x2e0
[  412.568021]  ____cache_alloc_node+0x1c7/0x1e0
[  412.572523]  kmem_cache_alloc_node+0xe3/0x730
[  412.577021]  ? ipv6_get_ifaddr+0x42e/0x620
[  412.581270]  __alloc_skb+0x119/0x770
[  412.585001]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.590285]  ? netdev_alloc_frag+0x1f0/0x1f0
[  412.594729]  ? lock_downgrade+0x900/0x900
[  412.598898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.604496]  ? refcount_sub_and_test_checked+0x203/0x310
[  412.609975]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  412.615445]  ? addrconf_rs_timer+0x690/0x690
[  412.619868]  ndisc_alloc_skb+0x144/0x340
[  412.623944]  ndisc_send_rs+0x331/0x6e0
[  412.627848]  addrconf_rs_timer+0x314/0x690
[  412.632101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.636362]  call_timer_fn+0x272/0x920
[  412.640251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.644501]  ? process_timeout+0x40/0x40
[  412.648588]  ? __run_timers+0x7da/0xc70
[  412.652562]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.657061]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.661553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.665784]  ? lockdep_hardirqs_on+0x296/0x5b0
[  412.670367]  ? trace_hardirqs_on+0xbd/0x310
[  412.674686]  ? kasan_check_read+0x11/0x20
[  412.678848]  ? __run_timers+0x7da/0xc70
[  412.682824]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.687944]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.692176]  __run_timers+0x7e5/0xc70
[  412.695998]  ? timer_fixup_init+0x70/0x70
[  412.700159]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.705173]  ? zap_class+0x640/0x640
[  412.708890]  ? enqueue_hrtimer+0x1a5/0x560
[  412.713129]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.718344]  ? find_held_lock+0x36/0x1c0
[  412.722428]  ? zap_class+0x640/0x640
[  412.726165]  ? pvclock_read_flags+0x160/0x160
[  412.730666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.736252]  ? check_preemption_disabled+0x48/0x280
[  412.741276]  ? __lock_is_held+0xb5/0x140
[  412.745338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.750881]  ? check_preemption_disabled+0x48/0x280
[  412.755959]  run_timer_softirq+0x52/0xb0
[  412.760026]  ? rcu_read_lock_sched_held+0x14f/0x180
[  412.765045]  __do_softirq+0x308/0xb7e
[  412.768851]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  412.773347]  ? lock_downgrade+0x900/0x900
[  412.777500]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  412.782623]  ? pvclock_read_flags+0x160/0x160
[  412.787123]  ? lapic_next_event+0x5a/0x90
[  412.791271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.796813]  ? kvm_clock_read+0x18/0x30
[  412.800789]  ? kvm_sched_clock_read+0x9/0x20
[  412.805220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.810760]  ? check_preemption_disabled+0x48/0x280
[  412.815786]  irq_exit+0x17f/0x1c0
[  412.819248]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.824091]  ? smp_reschedule_interrupt+0x109/0x650
[  412.829109]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.834998]  ? interrupt_entry+0xb5/0xc0
[  412.839060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.844090]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.849114]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.853981]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.858997]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.864017]  ? task_prio+0x50/0x50
[  412.867559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.873098]  ? check_preemption_disabled+0x48/0x280
[  412.878123]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.882978]  apic_timer_interrupt+0xf/0x20
[  412.887206]  </IRQ>
[  412.889446] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  412.894375] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  412.913272] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  412.921017] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  412.928316] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  412.935582] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  412.942847] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  412.950112] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  412.957417]  skb_clone+0x1bb/0x500
[  412.960966]  ? finish_task_switch+0x663/0x910
[  412.965477]  ? skb_split+0x11e0/0x11e0
[  412.969368]  ? preempt_notifier_register+0x200/0x200
[  412.974468]  ? __switch_to_asm+0x34/0x70
[  412.978534]  ? __switch_to_asm+0x34/0x70
[  412.982601]  ? __switch_to_asm+0x40/0x70
[  412.986658]  ? __switch_to_asm+0x34/0x70
[  412.990722]  ? __switch_to_asm+0x40/0x70
[  412.994795]  ? __switch_to_asm+0x34/0x70
[  412.998856]  ? __switch_to_asm+0x40/0x70
[  413.002914]  ? __switch_to_asm+0x34/0x70
[  413.006982]  ? __switch_to_asm+0x34/0x70
[  413.011043]  ? __switch_to_asm+0x40/0x70
[  413.015108]  ? __switch_to_asm+0x34/0x70
[  413.019176]  bpf_clone_redirect+0xb9/0x490
[  413.023416]  ? __schedule+0x8d7/0x21d0
[  413.027309]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  413.032325]  ? __sched_text_start+0x8/0x8
[  413.036474]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.041239]  ? find_held_lock+0x36/0x1c0
[  413.045311]  ? lock_acquire+0x1ed/0x520
[  413.049321]  ? bpf_test_run+0x3cb/0x780
[  413.053294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.058831]  ? check_preemption_disabled+0x48/0x280
[  413.063859]  ? kasan_check_read+0x11/0x20
[  413.068007]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.073283]  ? rcu_softirq_qs+0x20/0x20
[  413.077255]  ? preempt_schedule+0x4d/0x60
[  413.081435]  ? ___preempt_schedule+0x16/0x18
[  413.085853]  ? bpf_test_run+0x25d/0x780
[  413.089842]  ? netlink_diag_dump+0x2a0/0x2a0
[  413.094253]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.099793]  ? bpf_test_init.isra.10+0x70/0x100
[  413.104481]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  413.109246]  ? bpf_test_finish.isra.9+0x260/0x260
[  413.114089]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  413.120154]  ? fput+0x130/0x1a0
[  413.123441]  ? __bpf_prog_get+0x9b/0x290
[  413.127512]  ? bpf_test_finish.isra.9+0x260/0x260
[  413.132360]  ? bpf_prog_test_run+0x130/0x1a0
[  413.136773]  ? __x64_sys_bpf+0x3db/0x520
[  413.140833]  ? bpf_prog_get+0x20/0x20
[  413.144654]  ? do_syscall_64+0x1b9/0x820
[  413.148718]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  413.154084]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.159491]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.164513]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.169584]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  413.176251]  ? __switch_to_asm+0x40/0x70
[  413.180308]  ? __switch_to_asm+0x34/0x70
[  413.184378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.189233]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  413.194635] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  413.194723] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  413.200864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.200869] Call Trace:
[  413.200875]  <IRQ>
[  413.200892]  dump_stack+0x244/0x39d
[  413.200913]  ? dump_stack_print_info.cold.1+0x20/0x20
[  413.207464] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.216753]  warn_alloc.cold.116+0xb7/0x1bd
[  413.219319] syz-executor2 cpuset=syz2 mems_allowed=0
[  413.221490]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.254983]  ? lock_downgrade+0x900/0x900
[  413.259141]  ? trace_hardirqs_off+0xb8/0x310
[  413.263567]  ? trace_hardirqs_off+0xb8/0x310
[  413.267985]  __alloc_pages_slowpath+0x2651/0x2de0
[  413.272859]  ? warn_alloc+0x120/0x120
[  413.276664]  ? print_usage_bug+0xc0/0xc0
[  413.280725]  ? warn_alloc+0x120/0x120
[  413.284530]  ? warn_alloc+0x120/0x120
[  413.288334]  ? print_usage_bug+0xc0/0xc0
[  413.292440]  ? kvm_clock_read+0x18/0x30
[  413.296418]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  413.301436]  ? print_usage_bug+0xc0/0xc0
[  413.305522]  ? __lock_acquire+0x62f/0x4c20
[  413.309770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.315312]  ? should_fail+0x22d/0xd01
[  413.319204]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.324515]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.329626]  ? __lock_acquire+0x62f/0x4c20
[  413.333867]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.338967]  ? __lock_acquire+0x62f/0x4c20
[  413.343205]  ? should_fail+0x22d/0xd01
[  413.347093]  ? rcu_irq_exit+0x1a2/0x390
[  413.351080]  ? mark_held_locks+0x130/0x130
[  413.355334]  ? mark_held_locks+0x130/0x130
[  413.359599]  ? mark_held_locks+0xc7/0x130
[  413.363755]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  413.368774]  ? zap_class+0x640/0x640
[  413.372492]  ? print_usage_bug+0xc0/0xc0
[  413.376601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.382172]  ? check_preemption_disabled+0x48/0x280
[  413.387239]  ? __lock_is_held+0xb5/0x140
[  413.391310]  __alloc_pages_nodemask+0xad8/0xea0
[  413.396000]  ? zap_class+0x640/0x640
[  413.399728]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  413.404759]  ? find_held_lock+0x36/0x1c0
[  413.408831]  ? ____cache_alloc_node+0x1c7/0x1e0
[  413.413508]  ? lock_downgrade+0x900/0x900
[  413.417683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.423230]  cache_grow_begin+0xa5/0x8c0
[  413.427296]  ? do_raw_spin_unlock+0xa7/0x330
[  413.431743]  fallback_alloc+0x204/0x2e0
[  413.435757]  ____cache_alloc_node+0x1c7/0x1e0
[  413.440261]  kmem_cache_alloc_node+0xe3/0x730
[  413.444777]  ? ipv6_get_ifaddr+0x42e/0x620
[  413.449039]  __alloc_skb+0x119/0x770
[  413.452770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.458050]  ? netdev_alloc_frag+0x1f0/0x1f0
[  413.462456]  ? lock_downgrade+0x900/0x900
[  413.466614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.472156]  ? refcount_sub_and_test_checked+0x203/0x310
[  413.477613]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  413.483065]  ? addrconf_rs_timer+0x690/0x690
[  413.487491]  ndisc_alloc_skb+0x144/0x340
[  413.491558]  ndisc_send_rs+0x331/0x6e0
[  413.495452]  addrconf_rs_timer+0x314/0x690
[  413.499692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.503947]  call_timer_fn+0x272/0x920
[  413.507834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.512069]  ? process_timeout+0x40/0x40
[  413.516140]  ? mark_held_locks+0xc7/0x130
[  413.520294]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.524801]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.529308]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.533542]  ? lockdep_hardirqs_on+0x296/0x5b0
[  413.538126]  ? trace_hardirqs_on+0xbd/0x310
[  413.542447]  ? kasan_check_read+0x11/0x20
[  413.546596]  ? __run_timers+0x7da/0xc70
[  413.550577]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.555719]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.559984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.564240]  __run_timers+0x7e5/0xc70
[  413.568052]  ? timer_fixup_init+0x70/0x70
[  413.572210]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.577256]  ? zap_class+0x640/0x640
[  413.580990]  ? print_usage_bug+0xc0/0xc0
[  413.585057]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  413.590262]  ? find_held_lock+0x36/0x1c0
[  413.594333]  ? zap_class+0x640/0x640
[  413.598052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.603607]  ? check_preemption_disabled+0x48/0x280
[  413.608648]  ? __lock_is_held+0xb5/0x140
[  413.612710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.618254]  ? check_preemption_disabled+0x48/0x280
[  413.623290]  run_timer_softirq+0x52/0xb0
[  413.627357]  ? rcu_read_lock_sched_held+0x14f/0x180
[  413.632378]  __do_softirq+0x308/0xb7e
[  413.636182]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  413.640697]  ? lock_downgrade+0x900/0x900
[  413.644864]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  413.649999]  ? pvclock_read_flags+0x160/0x160
[  413.654500]  ? lapic_next_event+0x5a/0x90
[  413.658680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.664225]  ? kvm_clock_read+0x18/0x30
[  413.668219]  ? kvm_sched_clock_read+0x9/0x20
[  413.672645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.678184]  ? check_preemption_disabled+0x48/0x280
[  413.683219]  irq_exit+0x17f/0x1c0
[  413.686677]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.691527]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.697417]  ? interrupt_entry+0xb5/0xc0
[  413.701482]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.706505]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.711527]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.716379]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.721410]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.726432]  ? task_prio+0x50/0x50
[  413.729974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.735513]  ? check_preemption_disabled+0x48/0x280
[  413.740538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.745399]  apic_timer_interrupt+0xf/0x20
[  413.749642]  </IRQ>
[  413.751952] RIP: 0010:check_memory_region+0x117/0x1b0
[  413.757146] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  413.776076] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  413.783781] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  413.791047] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  413.798311] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  413.805591] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  413.812858] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  413.820141]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.825433]  kasan_check_read+0x11/0x20
[  413.829406]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.834509]  ? rcu_softirq_qs+0x20/0x20
[  413.838507]  rcu_is_watching+0x10/0x30
[  413.842399]  page_evictable+0x3c0/0x540
[  413.846412]  ? kswapd_stop+0x100/0x100
[  413.850302]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.855406]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.860858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.866398]  ? check_preemption_disabled+0x48/0x280
[  413.871436]  shrink_active_list+0x869/0x1f00
[  413.875858]  ? mark_held_locks+0xc7/0x130
[  413.880040]  ? shrink_inactive_list+0x1c60/0x1c60
[  413.884882]  ? trace_hardirqs_on+0xbd/0x310
[  413.889207]  ? find_held_lock+0x36/0x1c0
[  413.893267]  ? shrink_inactive_list+0xa4a/0x1c60
[  413.898036]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.903155]  ? zap_class+0x640/0x640
[  413.906867]  ? print_usage_bug+0xc0/0xc0
[  413.910951]  ? __page_frag_cache_drain+0x210/0x210
[  413.915878]  ? print_usage_bug+0xc0/0xc0
[  413.919979]  ? mark_held_locks+0xc7/0x130
[  413.924134]  ? find_held_lock+0x36/0x1c0
[  413.928203]  ? zap_class+0x640/0x640
[  413.931919]  ? mark_held_locks+0xc7/0x130
[  413.936082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.941621]  ? check_preemption_disabled+0x48/0x280
[  413.946644]  ? zap_class+0x640/0x640
[  413.950355]  ? __lock_is_held+0xb5/0x140
[  413.954459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.959994]  ? check_preemption_disabled+0x48/0x280
[  413.965025]  ? __lock_is_held+0xb5/0x140
[  413.969102]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.974135]  ? inactive_list_is_low+0x305/0x880
[  413.978811]  ? lruvec_lru_size+0x450/0x450
[  413.983046]  ? kasan_check_read+0x11/0x20
[  413.987441]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  413.992385]  shrink_node_memcg+0x803/0x18f0
[  413.996720]  ? shrink_active_list+0x1f00/0x1f00
[  414.001394]  ? lock_downgrade+0x900/0x900
[  414.005545]  ? check_flush_dependency+0x410/0x410
[  414.010446]  ? kasan_check_read+0x11/0x20
[  414.014596]  ? do_raw_spin_unlock+0xa7/0x330
[  414.019028]  ? ___preempt_schedule+0x16/0x18
[  414.023447]  ? _raw_spin_unlock+0x3f/0x50
[  414.027610]  shrink_node+0x3bc/0x16b0
[  414.031412]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  414.036716]  ? shrink_node_memcg+0x18f0/0x18f0
[  414.041304]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  414.045889]  ? trace_hardirqs_on+0xbd/0x310
[  414.050217]  ? vmpressure+0x271/0x340
[  414.054023]  ? do_raw_spin_trylock+0x270/0x270
[  414.058616]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.064155]  ? __cpuset_node_allowed+0x19b/0x660
[  414.068914]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  414.074635]  ? vmpressure+0x1a2/0x340
[  414.078460]  do_try_to_free_pages+0x3e7/0x1290
[  414.083063]  ? zap_class+0x640/0x640
[  414.086795]  ? shrink_node+0x16b0/0x16b0
[  414.090858]  ? __lock_is_held+0xb5/0x140
[  414.094967]  try_to_free_pages+0x4d0/0xb90
[  414.099213]  ? do_try_to_free_pages+0x1290/0x1290
[  414.104074]  ? lock_acquire+0x1ed/0x520
[  414.108048]  ? set_page_refcounted+0x280/0x280
[  414.112637]  ? lock_release+0xa00/0xa00
[  414.116615]  ? _raw_spin_unlock_irq+0x60/0x80
[  414.121146]  ? psi_memstall_enter+0x240/0x2b0
[  414.125643]  ? psi_memstall_tick+0x230/0x230
[  414.130078]  __alloc_pages_slowpath+0xa48/0x2de0
[  414.134862]  ? warn_alloc+0x120/0x120
[  414.138661]  ? mark_held_locks+0x130/0x130
[  414.142903]  ? find_get_entry+0xaae/0x1120
[  414.147157]  ? filemap_map_pages+0x1a20/0x1a20
[  414.151770]  ? zap_class+0x640/0x640
[  414.155490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.161031]  ? check_preemption_disabled+0x48/0x280
[  414.166049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.171587]  ? should_fail+0x22d/0xd01
[  414.175479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.180585]  ? zap_class+0x640/0x640
[  414.184322]  ? __lock_is_held+0xb5/0x140
[  414.188392]  ? mark_held_locks+0x130/0x130
[  414.192649]  ? lock_release+0xa00/0xa00
[  414.196661]  ? perf_trace_sched_process_exec+0x860/0x860
[  414.202136]  ? xa_load+0x2ba/0x460
[  414.205674]  ? lock_downgrade+0x900/0x900
[  414.209846]  ? __might_sleep+0x95/0x190
[  414.213852]  __alloc_pages_nodemask+0xad8/0xea0
[  414.218530]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  414.223563]  ? __page_cache_alloc+0x191/0x5c0
[  414.228052]  ? xa_load+0x2e1/0x460
[  414.231588]  ? xa_clear_mark+0x40/0x40
[  414.235477]  ? zap_class+0x640/0x640
[  414.239245]  ? zap_class+0x640/0x640
[  414.242958]  ? zap_class+0x640/0x640
[  414.246671]  ? __do_page_cache_readahead+0x663/0x810
[  414.251778]  ? find_held_lock+0x36/0x1c0
[  414.255907]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  414.261454]  alloc_pages_current+0x173/0x350
[  414.265864]  __page_cache_alloc+0x38c/0x5c0
[  414.270234]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  414.275163]  ? kasan_check_read+0x11/0x20
[  414.279311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.284602]  ? generic_perform_write+0x6a0/0x6a0
[  414.289375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.294948]  ? check_preemption_disabled+0x48/0x280
[  414.299978]  filemap_fault+0x1595/0x25f0
[  414.304052]  ? __lock_page_or_retry+0xa00/0xa00
[  414.308719]  ? mark_held_locks+0x130/0x130
[  414.312964]  ? filemap_map_pages+0xd6b/0x1a20
[  414.317507]  ? lock_downgrade+0x900/0x900
[  414.321656]  ? check_preemption_disabled+0x48/0x280
[  414.326671]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  414.331594]  ? kasan_check_read+0x11/0x20
[  414.335742]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.341019]  ? rcu_softirq_qs+0x20/0x20
[  414.345011]  ? filemap_map_pages+0xd92/0x1a20
[  414.349511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.355058]  ? find_get_entries_tag+0x1400/0x1400
[  414.359920]  ? __lock_acquire+0x62f/0x4c20
[  414.364192]  ? lock_acquire+0x1ed/0x520
[  414.368170]  ? ext4_filemap_fault+0x7a/0xad
[  414.372506]  ? lock_release+0xa00/0xa00
[  414.376481]  ? perf_trace_sched_process_exec+0x860/0x860
[  414.381942]  ? print_usage_bug+0xc0/0xc0
[  414.386009]  ? print_usage_bug+0xc0/0xc0
[  414.390083]  ? down_read+0x8d/0x120
[  414.393707]  ? ext4_filemap_fault+0x7a/0xad
[  414.398029]  ? __down_interruptible+0x700/0x700
[  414.402725]  ext4_filemap_fault+0x82/0xad
[  414.406873]  __do_fault+0x100/0x6b0
[  414.410505]  ? pmd_devmap_trans_unstable+0x220/0x220
[  414.415614]  ? mark_held_locks+0x130/0x130
[  414.419855]  ? mark_held_locks+0x130/0x130
[  414.424088]  ? find_held_lock+0x36/0x1c0
[  414.428173]  ? find_held_lock+0x36/0x1c0
[  414.432244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.437790]  __handle_mm_fault+0x3ea0/0x5be0
[  414.442209]  ? poll_select_copy_remaining+0x18c/0x6a0
[  414.447419]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  414.452324]  ? __might_fault+0x12b/0x1e0
[  414.456432]  ? lock_downgrade+0x900/0x900
[  414.460591]  ? zap_class+0x640/0x640
[  414.464313]  ? zap_class+0x640/0x640
[  414.468044]  ? find_held_lock+0x36/0x1c0
[  414.472132]  ? handle_mm_fault+0x42a/0xc70
[  414.476369]  ? lock_downgrade+0x900/0x900
[  414.480521]  ? check_preemption_disabled+0x48/0x280
[  414.485545]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  414.490473]  ? kasan_check_read+0x11/0x20
[  414.494638]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.499917]  ? rcu_softirq_qs+0x20/0x20
[  414.503926]  ? trace_hardirqs_off_caller+0x310/0x310
[  414.509058]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.514596]  ? check_preemption_disabled+0x48/0x280
[  414.519623]  handle_mm_fault+0x54f/0xc70
[  414.523693]  ? __handle_mm_fault+0x5be0/0x5be0
[  414.528287]  ? find_vma+0x34/0x190
[  414.531833]  __do_page_fault+0x5e8/0xe60
[  414.535927]  ? trace_hardirqs_off+0xb8/0x310
[  414.540369]  do_page_fault+0xf2/0x7e0
[  414.544190]  ? vmalloc_sync_all+0x30/0x30
[  414.548374]  ? error_entry+0x70/0xd0
[  414.552093]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.557111]  ? trace_hardirqs_on_caller+0xc0/0x310
[  414.562046]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.566975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.571818]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.576832]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.582280]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  414.587309]  ? prepare_exit_to_usermode+0x291/0x3b0
[  414.592332]  ? page_fault+0x8/0x30
[  414.595877]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.600720]  ? page_fault+0x8/0x30
[  414.604267]  page_fault+0x1e/0x30
[  414.607737] RIP: 0033:0x7efe5ebdedd3
[  414.611501] Code: Bad RIP value.
[  414.614872] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  414.620232] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  414.627499] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  414.634766] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  414.642033] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  414.649301] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  414.656590] warn_alloc_show_mem: 1 callbacks suppressed
[  414.656602] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  414.656604] Mem-Info:
[  414.656635] active_anon:51362 inactive_anon:188 isolated_anon:0
[  414.656635]  active_file:14 inactive_file:10 isolated_file:0
[  414.656635]  unevictable:0 dirty:0 writeback:0 unstable:0
[  414.656635]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  414.656635]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  414.656635]  free:13762 free_pcp:570 free_cma:0
[  414.661991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.669281] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  414.671691] Call Trace:
[  414.704570] 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
[  414.713924]  <IRQ>
[  414.741357] lowmem_reserve[]: 0 2818 6321 6321
[  414.743968]  dump_stack+0x244/0x39d
[  414.770052] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  414.772222]  ? dump_stack_print_info.cold.1+0x20/0x20
[  414.776781] lowmem_reserve[]: 0 0 3503 3503
[  414.780409]  warn_alloc.cold.116+0xb7/0x1bd
[  414.808061] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  414.813246]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.817540] lowmem_reserve[]: 0 0 0 0
[  414.821881]  ? lock_downgrade+0x900/0x900
[  414.850845] 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
[  414.855687]  ? trace_hardirqs_off+0xb8/0x310
[  414.859461] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  414.863607]  ? trace_hardirqs_off+0xb8/0x310
[  414.877100] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  414.881506]  __alloc_pages_slowpath+0x2651/0x2de0
[  414.896739] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  414.901151]  ? warn_alloc+0x120/0x120
[  414.916159] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  414.921022]  ? print_usage_bug+0xc0/0xc0
[  414.929829] 268 total pagecache pages
[  414.933623]  ? warn_alloc+0x120/0x120
[  414.942180] 0 pages in swap cache
[  414.946250]  ? warn_alloc+0x120/0x120
[  414.950030] Swap cache stats: add 0, delete 0, find 0/0
[  414.953830]  ? print_usage_bug+0xc0/0xc0
[  414.957257] Free swap  = 0kB
[  414.961047]  ? print_usage_bug+0xc0/0xc0
[  414.966419] Total swap = 0kB
[  414.970502]  ? __lock_acquire+0x62f/0x4c20
[  414.973498] 1965979 pages RAM
[  414.977558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.980549] 0 pages HighMem/MovableOnly
[  414.984802]  ? should_fail+0x22d/0xd01
[  414.987883] 342854 pages reserved
[  414.993408]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.997372] 0 pages cma reserved
[  415.001282]  ? __lock_acquire+0x62f/0x4c20
[  415.004808] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  415.009843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.013290] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.017413]  ? __lock_acquire+0x62f/0x4c20
[  415.023900] init cpuset=/ mems_allowed=0
[  415.028997]  ? should_fail+0x22d/0xd01
[  415.050845]  ? find_held_lock+0x36/0x1c0
[  415.054917]  ? mark_held_locks+0x130/0x130
[  415.060240]  ? mark_held_locks+0x130/0x130
[  415.064474]  ? zap_class+0x640/0x640
[  415.068219]  ? zap_class+0x640/0x640
[  415.071961]  ? print_usage_bug+0xc0/0xc0
[  415.076041]  ? do_raw_spin_unlock+0xa7/0x330
[  415.080448]  ? zap_class+0x640/0x640
[  415.084162]  ? print_usage_bug+0xc0/0xc0
[  415.088241]  ? wq_watchdog_touch+0x9c/0xfe
[  415.092478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.098015]  ? check_preemption_disabled+0x48/0x280
[  415.103039]  ? __lock_is_held+0xb5/0x140
[  415.107111]  __alloc_pages_nodemask+0xad8/0xea0
[  415.111782]  ? zap_class+0x640/0x640
[  415.115506]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  415.121024]  ? find_held_lock+0x36/0x1c0
[  415.125093]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.129773]  ? lock_downgrade+0x900/0x900
[  415.133947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.139511]  cache_grow_begin+0xa5/0x8c0
[  415.143581]  ? do_raw_spin_unlock+0xa7/0x330
[  415.148023]  fallback_alloc+0x204/0x2e0
[  415.152003]  ____cache_alloc_node+0x1c7/0x1e0
[  415.156501]  kmem_cache_alloc_node+0xe3/0x730
[  415.161012]  ? ipv6_get_ifaddr+0x42e/0x620
[  415.165265]  __alloc_skb+0x119/0x770
[  415.168980]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.174270]  ? netdev_alloc_frag+0x1f0/0x1f0
[  415.178680]  ? lock_downgrade+0x900/0x900
[  415.182868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.188407]  ? refcount_sub_and_test_checked+0x203/0x310
[  415.193864]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  415.199321]  ? addrconf_rs_timer+0x690/0x690
[  415.203743]  ndisc_alloc_skb+0x144/0x340
[  415.207816]  ndisc_send_rs+0x331/0x6e0
[  415.211717]  addrconf_rs_timer+0x314/0x690
[  415.215974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.220236]  call_timer_fn+0x272/0x920
[  415.224126]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.228358]  ? process_timeout+0x40/0x40
[  415.232425]  ? __run_timers+0x7da/0xc70
[  415.236402]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.240892]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.245387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.249672]  ? lockdep_hardirqs_on+0x296/0x5b0
[  415.254269]  ? trace_hardirqs_on+0xbd/0x310
[  415.258590]  ? kasan_check_read+0x11/0x20
[  415.262736]  ? __run_timers+0x7da/0xc70
[  415.266715]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.271821]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.276063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.280297]  __run_timers+0x7e5/0xc70
[  415.284111]  ? timer_fixup_init+0x70/0x70
[  415.288267]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.293286]  ? zap_class+0x640/0x640
[  415.297007]  ? enqueue_hrtimer+0x1a5/0x560
[  415.301264]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.306462]  ? find_held_lock+0x36/0x1c0
[  415.310532]  ? zap_class+0x640/0x640
[  415.314275]  ? pvclock_read_flags+0x160/0x160
[  415.318772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.324324]  ? check_preemption_disabled+0x48/0x280
[  415.329352]  ? __lock_is_held+0xb5/0x140
[  415.333424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.338972]  ? check_preemption_disabled+0x48/0x280
[  415.344010]  run_timer_softirq+0x52/0xb0
[  415.348077]  ? rcu_read_lock_sched_held+0x14f/0x180
[  415.353095]  __do_softirq+0x308/0xb7e
[  415.356910]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  415.361423]  ? lock_downgrade+0x900/0x900
[  415.365590]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  415.370709]  ? pvclock_read_flags+0x160/0x160
[  415.375226]  ? lapic_next_event+0x5a/0x90
[  415.379374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.384948]  ? kvm_clock_read+0x18/0x30
[  415.388923]  ? kvm_sched_clock_read+0x9/0x20
[  415.393344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.398879]  ? check_preemption_disabled+0x48/0x280
[  415.403901]  irq_exit+0x17f/0x1c0
[  415.407363]  smp_apic_timer_interrupt+0x1cb/0x760
[  415.412209]  ? smp_reschedule_interrupt+0x109/0x650
[  415.417261]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.423142]  ? interrupt_entry+0xb5/0xc0
[  415.427205]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.432223]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.437239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.442084]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.447101]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.452115]  ? task_prio+0x50/0x50
[  415.455656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.461199]  ? check_preemption_disabled+0x48/0x280
[  415.466226]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.471077]  apic_timer_interrupt+0xf/0x20
[  415.475317]  </IRQ>
[  415.477573] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  415.482535] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  415.501440] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  415.509161] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  415.516430] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  415.523709] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  415.530973] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  415.538236] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  415.545572]  skb_clone+0x1bb/0x500
[  415.549114]  ? finish_task_switch+0x663/0x910
[  415.553610]  ? skb_split+0x11e0/0x11e0
[  415.557503]  ? preempt_notifier_register+0x200/0x200
[  415.562604]  ? __switch_to_asm+0x34/0x70
[  415.566665]  ? __switch_to_asm+0x34/0x70
[  415.570728]  ? __switch_to_asm+0x40/0x70
[  415.574782]  ? __switch_to_asm+0x34/0x70
[  415.578841]  ? __switch_to_asm+0x40/0x70
[  415.582911]  ? __switch_to_asm+0x34/0x70
[  415.586993]  ? __switch_to_asm+0x40/0x70
[  415.591064]  ? __switch_to_asm+0x34/0x70
[  415.595141]  ? __switch_to_asm+0x34/0x70
[  415.599196]  ? __switch_to_asm+0x40/0x70
[  415.603267]  ? __switch_to_asm+0x34/0x70
[  415.607352]  bpf_clone_redirect+0xb9/0x490
[  415.611590]  ? __schedule+0x8d7/0x21d0
[  415.615487]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  415.620505]  ? __sched_text_start+0x8/0x8
[  415.624650]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  415.629416]  ? find_held_lock+0x36/0x1c0
[  415.633513]  ? lock_acquire+0x1ed/0x520
[  415.637491]  ? bpf_test_run+0x3cb/0x780
[  415.641471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.647012]  ? check_preemption_disabled+0x48/0x280
[  415.652032]  ? kasan_check_read+0x11/0x20
[  415.656182]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.661462]  ? rcu_softirq_qs+0x20/0x20
[  415.665436]  ? preempt_schedule+0x4d/0x60
[  415.669581]  ? ___preempt_schedule+0x16/0x18
[  415.673994]  ? bpf_test_run+0x25d/0x780
[  415.677984]  ? netlink_diag_dump+0x2a0/0x2a0
[  415.682395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.687942]  ? bpf_test_init.isra.10+0x70/0x100
[  415.692615]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  415.697378]  ? bpf_test_finish.isra.9+0x260/0x260
[  415.702221]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  415.707761]  ? fput+0x130/0x1a0
[  415.711046]  ? __bpf_prog_get+0x9b/0x290
[  415.715117]  ? bpf_test_finish.isra.9+0x260/0x260
[  415.719965]  ? bpf_prog_test_run+0x130/0x1a0
[  415.724381]  ? __x64_sys_bpf+0x3db/0x520
[  415.728441]  ? bpf_prog_get+0x20/0x20
[  415.732263]  ? do_syscall_64+0x1b9/0x820
[  415.736328]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  415.741700]  ? syscall_return_slowpath+0x5e0/0x5e0
[  415.746636]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.751661]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  415.756688]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  415.763361]  ? __switch_to_asm+0x40/0x70
[  415.767437]  ? __switch_to_asm+0x34/0x70
[  415.771505]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.776358]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  415.781743] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  415.781810] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  415.787981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.787990] Call Trace:
[  415.794568] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.803814]  <IRQ>
[  415.806386] syz-executor2 cpuset=syz2 mems_allowed=0
[  415.816865]  dump_stack+0x244/0x39d
[  415.827708]  ? dump_stack_print_info.cold.1+0x20/0x20
[  415.832910]  warn_alloc.cold.116+0xb7/0x1bd
[  415.837291]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.842152]  ? lock_downgrade+0x900/0x900
[  415.846309]  ? trace_hardirqs_off+0xb8/0x310
[  415.850728]  ? trace_hardirqs_off+0xb8/0x310
[  415.855161]  __alloc_pages_slowpath+0x2651/0x2de0
[  415.860067]  ? warn_alloc+0x120/0x120
[  415.863871]  ? print_usage_bug+0xc0/0xc0
[  415.867941]  ? warn_alloc+0x120/0x120
[  415.871754]  ? warn_alloc+0x120/0x120
[  415.875562]  ? print_usage_bug+0xc0/0xc0
[  415.879625]  ? kvm_clock_read+0x18/0x30
[  415.883599]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  415.888620]  ? print_usage_bug+0xc0/0xc0
[  415.892685]  ? __lock_acquire+0x62f/0x4c20
[  415.896924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.902485]  ? should_fail+0x22d/0xd01
[  415.906378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.911486]  ? __lock_acquire+0x62f/0x4c20
[  415.915724]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.920824]  ? __lock_acquire+0x62f/0x4c20
[  415.925057]  ? should_fail+0x22d/0xd01
[  415.928964]  ? mark_held_locks+0x130/0x130
[  415.933211]  ? mark_held_locks+0x130/0x130
[  415.937454]  ? zap_class+0x640/0x640
[  415.941169]  ? print_usage_bug+0xc0/0xc0
[  415.945270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.950823]  ? check_preemption_disabled+0x48/0x280
[  415.955850]  ? __lock_is_held+0xb5/0x140
[  415.959914]  __alloc_pages_nodemask+0xad8/0xea0
[  415.964589]  ? zap_class+0x640/0x640
[  415.968316]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  415.973350]  ? find_held_lock+0x36/0x1c0
[  415.977438]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.982109]  ? lock_downgrade+0x900/0x900
[  415.986510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.992054]  cache_grow_begin+0xa5/0x8c0
[  415.996115]  ? do_raw_spin_unlock+0xa7/0x330
[  416.000535]  fallback_alloc+0x204/0x2e0
[  416.004534]  ____cache_alloc_node+0x1c7/0x1e0
[  416.009052]  kmem_cache_alloc_node+0xe3/0x730
[  416.013587]  ? ipv6_get_ifaddr+0x42e/0x620
[  416.017835]  __alloc_skb+0x119/0x770
[  416.021550]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.026852]  ? netdev_alloc_frag+0x1f0/0x1f0
[  416.031260]  ? lock_downgrade+0x900/0x900
[  416.035419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.040960]  ? refcount_sub_and_test_checked+0x203/0x310
[  416.046415]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  416.051867]  ? addrconf_rs_timer+0x690/0x690
[  416.056286]  ndisc_alloc_skb+0x144/0x340
[  416.060352]  ndisc_send_rs+0x331/0x6e0
[  416.064246]  addrconf_rs_timer+0x314/0x690
[  416.068503]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.072759]  call_timer_fn+0x272/0x920
[  416.076646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.080884]  ? process_timeout+0x40/0x40
[  416.084967]  ? mark_held_locks+0xc7/0x130
[  416.089138]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.093632]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.098130]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.102381]  ? lockdep_hardirqs_on+0x296/0x5b0
[  416.107006]  ? trace_hardirqs_on+0xbd/0x310
[  416.111330]  ? kasan_check_read+0x11/0x20
[  416.115477]  ? __run_timers+0x7da/0xc70
[  416.119457]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.124591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.128844]  __run_timers+0x7e5/0xc70
[  416.132671]  ? timer_fixup_init+0x70/0x70
[  416.136821]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  416.141877]  ? zap_class+0x640/0x640
[  416.145598]  ? print_usage_bug+0xc0/0xc0
[  416.149663]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  416.154913]  ? find_held_lock+0x36/0x1c0
[  416.158992]  ? zap_class+0x640/0x640
[  416.162715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.168273]  ? check_preemption_disabled+0x48/0x280
[  416.173300]  ? __lock_is_held+0xb5/0x140
[  416.177363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.182900]  ? check_preemption_disabled+0x48/0x280
[  416.187932]  run_timer_softirq+0x52/0xb0
[  416.192039]  ? rcu_read_lock_sched_held+0x14f/0x180
[  416.197063]  __do_softirq+0x308/0xb7e
[  416.200869]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  416.205371]  ? lock_downgrade+0x900/0x900
[  416.209539]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  416.214664]  ? pvclock_read_flags+0x160/0x160
[  416.219168]  ? lapic_next_event+0x5a/0x90
[  416.223336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.228884]  ? kvm_clock_read+0x18/0x30
[  416.232872]  ? kvm_sched_clock_read+0x9/0x20
[  416.237284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.242825]  ? check_preemption_disabled+0x48/0x280
[  416.247880]  irq_exit+0x17f/0x1c0
[  416.251370]  smp_apic_timer_interrupt+0x1cb/0x760
[  416.256250]  ? smp_call_function_single_interrupt+0x650/0x650
[  416.262133]  ? interrupt_entry+0xb5/0xc0
[  416.266199]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.271217]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.276236]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.281083]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.286102]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.291118]  ? task_prio+0x50/0x50
[  416.294659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.300219]  ? check_preemption_disabled+0x48/0x280
[  416.305267]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.310132]  apic_timer_interrupt+0xf/0x20
[  416.314358]  </IRQ>
[  416.316634] RIP: 0010:check_memory_region+0x117/0x1b0
[  416.321824] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  416.340725] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  416.348432] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  416.355697] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  416.362969] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  416.370237] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  416.377506] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  416.384791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.390086]  kasan_check_read+0x11/0x20
[  416.394058]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.399176]  ? rcu_softirq_qs+0x20/0x20
[  416.403165]  rcu_is_watching+0x10/0x30
[  416.407077]  page_evictable+0x3c0/0x540
[  416.411054]  ? kswapd_stop+0x100/0x100
[  416.414952]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.420060]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.425515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.431055]  ? check_preemption_disabled+0x48/0x280
[  416.436079]  shrink_active_list+0x869/0x1f00
[  416.440519]  ? mark_held_locks+0xc7/0x130
[  416.444695]  ? shrink_inactive_list+0x1c60/0x1c60
[  416.449553]  ? trace_hardirqs_on+0xbd/0x310
[  416.453878]  ? find_held_lock+0x36/0x1c0
[  416.457946]  ? shrink_inactive_list+0xa4a/0x1c60
[  416.462705]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.467806]  ? zap_class+0x640/0x640
[  416.471536]  ? print_usage_bug+0xc0/0xc0
[  416.475615]  ? __page_frag_cache_drain+0x210/0x210
[  416.480544]  ? print_usage_bug+0xc0/0xc0
[  416.484614]  ? mark_held_locks+0xc7/0x130
[  416.488783]  ? find_held_lock+0x36/0x1c0
[  416.492848]  ? zap_class+0x640/0x640
[  416.496579]  ? mark_held_locks+0xc7/0x130
[  416.500727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.506272]  ? check_preemption_disabled+0x48/0x280
[  416.511299]  ? zap_class+0x640/0x640
[  416.515032]  ? __lock_is_held+0xb5/0x140
[  416.519112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.524651]  ? check_preemption_disabled+0x48/0x280
[  416.529678]  ? __lock_is_held+0xb5/0x140
[  416.533753]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  416.538772]  ? inactive_list_is_low+0x305/0x880
[  416.543447]  ? lruvec_lru_size+0x450/0x450
[  416.547701]  ? kasan_check_read+0x11/0x20
[  416.551861]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  416.556834]  shrink_node_memcg+0x803/0x18f0
[  416.561170]  ? shrink_active_list+0x1f00/0x1f00
[  416.565849]  ? lock_downgrade+0x900/0x900
[  416.569997]  ? check_flush_dependency+0x410/0x410
[  416.574845]  ? kasan_check_read+0x11/0x20
[  416.578992]  ? do_raw_spin_unlock+0xa7/0x330
[  416.583407]  ? ___preempt_schedule+0x16/0x18
[  416.587825]  ? _raw_spin_unlock+0x3f/0x50
[  416.591981]  shrink_node+0x3bc/0x16b0
[  416.595790]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  416.601092]  ? shrink_node_memcg+0x18f0/0x18f0
[  416.605670]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  416.610253]  ? trace_hardirqs_on+0xbd/0x310
[  416.614571]  ? vmpressure+0x271/0x340
[  416.618381]  ? do_raw_spin_trylock+0x270/0x270
[  416.622973]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.628509]  ? __cpuset_node_allowed+0x19b/0x660
[  416.633269]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  416.638995]  ? vmpressure+0x1a2/0x340
[  416.642814]  do_try_to_free_pages+0x3e7/0x1290
[  416.647392]  ? zap_class+0x640/0x640
[  416.651124]  ? shrink_node+0x16b0/0x16b0
[  416.655186]  ? __lock_is_held+0xb5/0x140
[  416.659265]  try_to_free_pages+0x4d0/0xb90
[  416.663532]  ? do_try_to_free_pages+0x1290/0x1290
[  416.668387]  ? lock_acquire+0x1ed/0x520
[  416.672365]  ? set_page_refcounted+0x280/0x280
[  416.676963]  ? lock_release+0xa00/0xa00
[  416.680947]  ? _raw_spin_unlock_irq+0x60/0x80
[  416.685442]  ? psi_memstall_enter+0x240/0x2b0
[  416.689944]  ? psi_memstall_tick+0x230/0x230
[  416.694381]  __alloc_pages_slowpath+0xa48/0x2de0
[  416.699161]  ? warn_alloc+0x120/0x120
[  416.702963]  ? mark_held_locks+0x130/0x130
[  416.707206]  ? find_get_entry+0xaae/0x1120
[  416.711451]  ? filemap_map_pages+0x1a20/0x1a20
[  416.716040]  ? zap_class+0x640/0x640
[  416.719757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.725294]  ? check_preemption_disabled+0x48/0x280
[  416.730331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.735874]  ? should_fail+0x22d/0xd01
[  416.739768]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.744873]  ? zap_class+0x640/0x640
[  416.748615]  ? __lock_is_held+0xb5/0x140
[  416.752700]  ? mark_held_locks+0x130/0x130
[  416.756947]  ? lock_release+0xa00/0xa00
[  416.760924]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.766416]  ? xa_load+0x2ba/0x460
[  416.769971]  ? lock_downgrade+0x900/0x900
[  416.774128]  ? __might_sleep+0x95/0x190
[  416.778109]  __alloc_pages_nodemask+0xad8/0xea0
[  416.782785]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  416.787798]  ? __page_cache_alloc+0x191/0x5c0
[  416.792338]  ? xa_load+0x2e1/0x460
[  416.795880]  ? xa_clear_mark+0x40/0x40
[  416.799774]  ? zap_class+0x640/0x640
[  416.803497]  ? zap_class+0x640/0x640
[  416.807214]  ? zap_class+0x640/0x640
[  416.810929]  ? __do_page_cache_readahead+0x663/0x810
[  416.816046]  ? find_held_lock+0x36/0x1c0
[  416.820112]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  416.825716]  alloc_pages_current+0x173/0x350
[  416.830131]  __page_cache_alloc+0x38c/0x5c0
[  416.834456]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.839415]  ? kasan_check_read+0x11/0x20
[  416.843561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.848842]  ? generic_perform_write+0x6a0/0x6a0
[  416.853617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.859156]  ? check_preemption_disabled+0x48/0x280
[  416.864183]  filemap_fault+0x1595/0x25f0
[  416.868264]  ? __lock_page_or_retry+0xa00/0xa00
[  416.872954]  ? mark_held_locks+0x130/0x130
[  416.877205]  ? filemap_map_pages+0xd6b/0x1a20
[  416.881715]  ? lock_downgrade+0x900/0x900
[  416.885883]  ? check_preemption_disabled+0x48/0x280
[  416.890905]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  416.895839]  ? kasan_check_read+0x11/0x20
[  416.899984]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.905275]  ? rcu_softirq_qs+0x20/0x20
[  416.909272]  ? filemap_map_pages+0xd92/0x1a20
[  416.913784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.919329]  ? find_get_entries_tag+0x1400/0x1400
[  416.924199]  ? __lock_acquire+0x62f/0x4c20
[  416.928447]  ? lock_acquire+0x1ed/0x520
[  416.932455]  ? ext4_filemap_fault+0x7a/0xad
[  416.936799]  ? lock_release+0xa00/0xa00
[  416.940775]  ? perf_trace_sched_process_exec+0x860/0x860
[  416.946245]  ? print_usage_bug+0xc0/0xc0
[  416.950309]  ? print_usage_bug+0xc0/0xc0
[  416.954381]  ? down_read+0x8d/0x120
[  416.958011]  ? ext4_filemap_fault+0x7a/0xad
[  416.962332]  ? __down_interruptible+0x700/0x700
[  416.967016]  ext4_filemap_fault+0x82/0xad
[  416.971169]  __do_fault+0x100/0x6b0
[  416.974819]  ? pmd_devmap_trans_unstable+0x220/0x220
[  416.979926]  ? mark_held_locks+0x130/0x130
[  416.984176]  ? mark_held_locks+0x130/0x130
[  416.988415]  ? find_held_lock+0x36/0x1c0
[  416.992483]  ? find_held_lock+0x36/0x1c0
[  416.996548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.002093]  __handle_mm_fault+0x3ea0/0x5be0
[  417.006521]  ? poll_select_copy_remaining+0x18c/0x6a0
[  417.011719]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  417.016574]  ? __might_fault+0x12b/0x1e0
[  417.020637]  ? lock_downgrade+0x900/0x900
[  417.024798]  ? zap_class+0x640/0x640
[  417.028511]  ? zap_class+0x640/0x640
[  417.032234]  ? find_held_lock+0x36/0x1c0
[  417.036318]  ? handle_mm_fault+0x42a/0xc70
[  417.040570]  ? lock_downgrade+0x900/0x900
[  417.044720]  ? check_preemption_disabled+0x48/0x280
[  417.049971]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.054915]  ? kasan_check_read+0x11/0x20
[  417.059086]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.064364]  ? rcu_softirq_qs+0x20/0x20
[  417.068336]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.073459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.078999]  ? check_preemption_disabled+0x48/0x280
[  417.084025]  handle_mm_fault+0x54f/0xc70
[  417.088087]  ? __handle_mm_fault+0x5be0/0x5be0
[  417.092705]  ? find_vma+0x34/0x190
[  417.096271]  __do_page_fault+0x5e8/0xe60
[  417.100329]  ? trace_hardirqs_off+0xb8/0x310
[  417.104796]  do_page_fault+0xf2/0x7e0
[  417.108627]  ? vmalloc_sync_all+0x30/0x30
[  417.112778]  ? error_entry+0x70/0xd0
[  417.116860]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.121887]  ? trace_hardirqs_on_caller+0xc0/0x310
[  417.126831]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.131763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.136607]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.141621]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.147095]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  417.152117]  ? prepare_exit_to_usermode+0x291/0x3b0
[  417.157134]  ? page_fault+0x8/0x30
[  417.160680]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.165524]  ? page_fault+0x8/0x30
[  417.169065]  page_fault+0x1e/0x30
[  417.172530] RIP: 0033:0x7efe5ebdedd3
[  417.176252] Code: Bad RIP value.
[  417.179626] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  417.185038] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  417.192317] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  417.199603] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  417.206871] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  417.214135] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  417.221444] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  417.221449] warn_alloc_show_mem: 1 callbacks suppressed
[  417.221456] Mem-Info:
[  417.228740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.234108] active_anon:51362 inactive_anon:188 isolated_anon:0
[  417.234108]  active_file:14 inactive_file:10 isolated_file:0
[  417.234108]  unevictable:0 dirty:0 writeback:0 unstable:0
[  417.234108]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  417.234108]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  417.234108]  free:13762 free_pcp:570 free_cma:0
[  417.236480] Call Trace:
[  417.245865] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  417.278705]  <IRQ>
[  417.281279] 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
[  417.308683]  dump_stack+0x244/0x39d
[  417.310805] lowmem_reserve[]: 0 2818 6321 6321
[  417.336906]  ? dump_stack_print_info.cold.1+0x20/0x20
[  417.340518] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  417.345108]  warn_alloc.cold.116+0xb7/0x1bd
[  417.350277] lowmem_reserve[]: 0 0 3503 3503
[  417.377953]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  417.382265] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  417.386578]  ? lock_downgrade+0x900/0x900
[  417.391399] lowmem_reserve[]: 0 0 0 0
[  417.420372]  ? trace_hardirqs_off+0xb8/0x310
[  417.424492] 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
[  417.428291]  ? trace_hardirqs_off+0xb8/0x310
[  417.432671] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  417.446190]  __alloc_pages_slowpath+0x2651/0x2de0
[  417.450573] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  417.465863]  ? warn_alloc+0x120/0x120
[  417.470676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  417.485692]  ? print_usage_bug+0xc0/0xc0
[  417.489474] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  417.498297]  ? warn_alloc+0x120/0x120
[  417.502331] 268 total pagecache pages
[  417.510896]  ? warn_alloc+0x120/0x120
[  417.514675] 0 pages in swap cache
[  417.518462]  ? print_usage_bug+0xc0/0xc0
[  417.522238] Swap cache stats: add 0, delete 0, find 0/0
[  417.525690]  ? kvm_clock_read+0x18/0x30
[  417.529725] Free swap  = 0kB
[  417.535099]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  417.539045] Total swap = 0kB
[  417.542058]  ? print_usage_bug+0xc0/0xc0
[  417.547052] 1965979 pages RAM
[  417.550062]  ? __lock_acquire+0x62f/0x4c20
[  417.554097] 0 pages HighMem/MovableOnly
[  417.557213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.561445] 342854 pages reserved
[  417.565414]  ? should_fail+0x22d/0xd01
[  417.570925] 0 pages cma reserved
[  417.574375]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.578297] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  417.581597]  ? __lock_acquire+0x62f/0x4c20
[  417.581616]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.581632]  ? __lock_acquire+0x62f/0x4c20
[  417.586786] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  417.593210]  ? should_fail+0x22d/0xd01
[  417.593233]  ? mark_held_locks+0x130/0x130
[  417.597440] init cpuset=/ mems_allowed=0
[  417.602555]  ? mark_held_locks+0x130/0x130
[  417.632828]  ? zap_class+0x640/0x640
[  417.636541]  ? print_usage_bug+0xc0/0xc0
[  417.640608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.646148]  ? check_preemption_disabled+0x48/0x280
[  417.651176]  ? __lock_is_held+0xb5/0x140
[  417.655256]  __alloc_pages_nodemask+0xad8/0xea0
[  417.659951]  ? zap_class+0x640/0x640
[  417.663722]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  417.668763]  ? find_held_lock+0x36/0x1c0
[  417.672835]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.677505]  ? lock_downgrade+0x900/0x900
[  417.681661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.687202]  cache_grow_begin+0xa5/0x8c0
[  417.691265]  ? do_raw_spin_unlock+0xa7/0x330
[  417.695694]  fallback_alloc+0x204/0x2e0
[  417.699682]  ____cache_alloc_node+0x1c7/0x1e0
[  417.704192]  kmem_cache_alloc_node+0xe3/0x730
[  417.708690]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.712953]  __alloc_skb+0x119/0x770
[  417.716703]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.721990]  ? netdev_alloc_frag+0x1f0/0x1f0
[  417.726414]  ? lock_downgrade+0x900/0x900
[  417.730569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.736107]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.741562]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.747014]  ? addrconf_rs_timer+0x690/0x690
[  417.751434]  ndisc_alloc_skb+0x144/0x340
[  417.755501]  ndisc_send_rs+0x331/0x6e0
[  417.759402]  addrconf_rs_timer+0x314/0x690
[  417.763660]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.767959]  call_timer_fn+0x272/0x920
[  417.771852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.776089]  ? process_timeout+0x40/0x40
[  417.780156]  ? __run_timers+0x7da/0xc70
[  417.784133]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.788627]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.793121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.797355]  ? lockdep_hardirqs_on+0x296/0x5b0
[  417.801951]  ? trace_hardirqs_on+0xbd/0x310
[  417.806273]  ? kasan_check_read+0x11/0x20
[  417.810417]  ? __run_timers+0x7da/0xc70
[  417.814398]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.819531]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.823784]  __run_timers+0x7e5/0xc70
[  417.827592]  ? timer_fixup_init+0x70/0x70
[  417.831744]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  417.836760]  ? zap_class+0x640/0x640
[  417.840476]  ? enqueue_hrtimer+0x1a5/0x560
[  417.844719]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  417.849919]  ? find_held_lock+0x36/0x1c0
[  417.854004]  ? zap_class+0x640/0x640
[  417.857730]  ? pvclock_read_flags+0x160/0x160
[  417.862228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.867769]  ? check_preemption_disabled+0x48/0x280
[  417.872809]  ? __lock_is_held+0xb5/0x140
[  417.876871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.882423]  ? check_preemption_disabled+0x48/0x280
[  417.887458]  run_timer_softirq+0x52/0xb0
[  417.891521]  ? rcu_read_lock_sched_held+0x14f/0x180
[  417.896538]  __do_softirq+0x308/0xb7e
[  417.900342]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  417.904836]  ? lock_downgrade+0x900/0x900
[  417.908993]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  417.914106]  ? pvclock_read_flags+0x160/0x160
[  417.918606]  ? lapic_next_event+0x5a/0x90
[  417.922786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.928329]  ? kvm_clock_read+0x18/0x30
[  417.932303]  ? kvm_sched_clock_read+0x9/0x20
[  417.936721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.942276]  ? check_preemption_disabled+0x48/0x280
[  417.947318]  irq_exit+0x17f/0x1c0
[  417.950770]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.955622]  ? smp_reschedule_interrupt+0x109/0x650
[  417.960640]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.966524]  ? interrupt_entry+0xb5/0xc0
[  417.970585]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.975602]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.980625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.985598]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.990614]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.995629]  ? task_prio+0x50/0x50
[  417.999171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.004712]  ? check_preemption_disabled+0x48/0x280
[  418.009741]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.014620]  apic_timer_interrupt+0xf/0x20
[  418.018846]  </IRQ>
[  418.021086] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  418.026021] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  418.044922] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  418.052651] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  418.059915] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  418.067192] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  418.074456] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  418.081723] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  418.089059]  skb_clone+0x1bb/0x500
[  418.092603]  ? finish_task_switch+0x663/0x910
[  418.097099]  ? skb_split+0x11e0/0x11e0
[  418.100991]  ? preempt_notifier_register+0x200/0x200
[  418.106094]  ? __switch_to_asm+0x34/0x70
[  418.110158]  ? __switch_to_asm+0x34/0x70
[  418.114218]  ? __switch_to_asm+0x40/0x70
[  418.118771]  ? __switch_to_asm+0x34/0x70
[  418.122848]  ? __switch_to_asm+0x40/0x70
[  418.126907]  ? __switch_to_asm+0x34/0x70
[  418.130972]  ? __switch_to_asm+0x40/0x70
[  418.135035]  ? __switch_to_asm+0x34/0x70
[  418.139095]  ? __switch_to_asm+0x34/0x70
[  418.143154]  ? __switch_to_asm+0x40/0x70
[  418.147213]  ? __switch_to_asm+0x34/0x70
[  418.151282]  bpf_clone_redirect+0xb9/0x490
[  418.155518]  ? __schedule+0x8d7/0x21d0
[  418.159411]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  418.164446]  ? __sched_text_start+0x8/0x8
[  418.168598]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  418.173366]  ? find_held_lock+0x36/0x1c0
[  418.177473]  ? lock_acquire+0x1ed/0x520
[  418.181451]  ? bpf_test_run+0x3cb/0x780
[  418.185427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.190984]  ? check_preemption_disabled+0x48/0x280
[  418.196022]  ? kasan_check_read+0x11/0x20
[  418.200184]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.205474]  ? rcu_softirq_qs+0x20/0x20
[  418.209450]  ? preempt_schedule+0x4d/0x60
[  418.213648]  ? ___preempt_schedule+0x16/0x18
[  418.218076]  ? bpf_test_run+0x25d/0x780
[  418.222060]  ? netlink_diag_dump+0x2a0/0x2a0
[  418.226486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.232021]  ? bpf_test_init.isra.10+0x70/0x100
[  418.236734]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  418.241501]  ? bpf_test_finish.isra.9+0x260/0x260
[  418.246344]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  418.251882]  ? fput+0x130/0x1a0
[  418.255187]  ? __bpf_prog_get+0x9b/0x290
[  418.259277]  ? bpf_test_finish.isra.9+0x260/0x260
[  418.264129]  ? bpf_prog_test_run+0x130/0x1a0
[  418.268538]  ? __x64_sys_bpf+0x3db/0x520
[  418.272598]  ? bpf_prog_get+0x20/0x20
[  418.276423]  ? do_syscall_64+0x1b9/0x820
[  418.280487]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  418.285853]  ? syscall_return_slowpath+0x5e0/0x5e0
[  418.290800]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.295821]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  418.300863]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  418.307538]  ? __switch_to_asm+0x40/0x70
[  418.311592]  ? __switch_to_asm+0x34/0x70
[  418.315659]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.320521]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  418.325913] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  418.325988] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  418.332156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.332161] Call Trace:
[  418.332167]  <IRQ>
[  418.332184]  dump_stack+0x244/0x39d
[  418.332210]  ? dump_stack_print_info.cold.1+0x20/0x20
[  418.338736] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.348046]  warn_alloc.cold.116+0xb7/0x1bd
[  418.350603] syz-executor2 cpuset=syz2 mems_allowed=0
[  418.352745]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.386219]  ? lock_downgrade+0x900/0x900
[  418.390388]  ? trace_hardirqs_off+0xb8/0x310
[  418.394806]  ? trace_hardirqs_off+0xb8/0x310
[  418.399227]  __alloc_pages_slowpath+0x2651/0x2de0
[  418.404101]  ? warn_alloc+0x120/0x120
[  418.407922]  ? print_usage_bug+0xc0/0xc0
[  418.412022]  ? warn_alloc+0x120/0x120
[  418.415840]  ? warn_alloc+0x120/0x120
[  418.419640]  ? print_usage_bug+0xc0/0xc0
[  418.423707]  ? print_usage_bug+0xc0/0xc0
[  418.427788]  ? __lock_acquire+0x62f/0x4c20
[  418.432049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.437586]  ? should_fail+0x22d/0xd01
[  418.441479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.446586]  ? __lock_acquire+0x62f/0x4c20
[  418.450825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.455928]  ? __lock_acquire+0x62f/0x4c20
[  418.460174]  ? should_fail+0x22d/0xd01
[  418.464067]  ? find_held_lock+0x36/0x1c0
[  418.468136]  ? mark_held_locks+0x130/0x130
[  418.472376]  ? mark_held_locks+0x130/0x130
[  418.476611]  ? zap_class+0x640/0x640
[  418.480324]  ? zap_class+0x640/0x640
[  418.484045]  ? print_usage_bug+0xc0/0xc0
[  418.488102]  ? do_raw_spin_unlock+0xa7/0x330
[  418.492512]  ? zap_class+0x640/0x640
[  418.496244]  ? print_usage_bug+0xc0/0xc0
[  418.500301]  ? wq_watchdog_touch+0x9c/0xfe
[  418.504539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.510076]  ? check_preemption_disabled+0x48/0x280
[  418.515146]  ? __lock_is_held+0xb5/0x140
[  418.519236]  __alloc_pages_nodemask+0xad8/0xea0
[  418.523902]  ? zap_class+0x640/0x640
[  418.527647]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  418.532675]  ? find_held_lock+0x36/0x1c0
[  418.536761]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.541434]  ? lock_downgrade+0x900/0x900
[  418.545592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.551132]  cache_grow_begin+0xa5/0x8c0
[  418.555201]  ? do_raw_spin_unlock+0xa7/0x330
[  418.559617]  fallback_alloc+0x204/0x2e0
[  418.563597]  ____cache_alloc_node+0x1c7/0x1e0
[  418.568098]  kmem_cache_alloc_node+0xe3/0x730
[  418.572613]  ? ipv6_get_ifaddr+0x42e/0x620
[  418.576862]  __alloc_skb+0x119/0x770
[  418.580580]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.585863]  ? netdev_alloc_frag+0x1f0/0x1f0
[  418.590270]  ? lock_downgrade+0x900/0x900
[  418.594439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.599979]  ? refcount_sub_and_test_checked+0x203/0x310
[  418.605445]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  418.610899]  ? addrconf_rs_timer+0x690/0x690
[  418.615325]  ndisc_alloc_skb+0x144/0x340
[  418.619394]  ndisc_send_rs+0x331/0x6e0
[  418.623303]  addrconf_rs_timer+0x314/0x690
[  418.627543]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.631792]  call_timer_fn+0x272/0x920
[  418.635679]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.639945]  ? process_timeout+0x40/0x40
[  418.644043]  ? mark_held_locks+0xc7/0x130
[  418.648203]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.652697]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.657194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.661437]  ? lockdep_hardirqs_on+0x296/0x5b0
[  418.666024]  ? trace_hardirqs_on+0xbd/0x310
[  418.670344]  ? kasan_check_read+0x11/0x20
[  418.674490]  ? __run_timers+0x7da/0xc70
[  418.678481]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.683605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.687843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.692079]  __run_timers+0x7e5/0xc70
[  418.695894]  ? timer_fixup_init+0x70/0x70
[  418.700045]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.705061]  ? zap_class+0x640/0x640
[  418.708800]  ? print_usage_bug+0xc0/0xc0
[  418.712865]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.718063]  ? find_held_lock+0x36/0x1c0
[  418.722136]  ? zap_class+0x640/0x640
[  418.725858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.731396]  ? check_preemption_disabled+0x48/0x280
[  418.736455]  ? __lock_is_held+0xb5/0x140
[  418.740530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.746068]  ? check_preemption_disabled+0x48/0x280
[  418.751102]  run_timer_softirq+0x52/0xb0
[  418.755169]  ? rcu_read_lock_sched_held+0x14f/0x180
[  418.760190]  __do_softirq+0x308/0xb7e
[  418.764002]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  418.768516]  ? lock_downgrade+0x900/0x900
[  418.772686]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  418.777801]  ? pvclock_read_flags+0x160/0x160
[  418.782300]  ? lapic_next_event+0x5a/0x90
[  418.786455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.792013]  ? kvm_clock_read+0x18/0x30
[  418.795991]  ? kvm_sched_clock_read+0x9/0x20
[  418.800406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.805969]  ? check_preemption_disabled+0x48/0x280
[  418.810993]  irq_exit+0x17f/0x1c0
[  418.814449]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.819297]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.825203]  ? interrupt_entry+0xb5/0xc0
[  418.829267]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.834314]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.839331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.844178]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.849203]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.854245]  ? task_prio+0x50/0x50
[  418.857787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.863325]  ? check_preemption_disabled+0x48/0x280
[  418.868366]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.873250]  apic_timer_interrupt+0xf/0x20
[  418.877483]  </IRQ>
[  418.879723] RIP: 0010:check_memory_region+0x117/0x1b0
[  418.884911] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  418.903826] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  418.911532] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  418.918793] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  418.926058] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  418.933340] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  418.940607] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  418.947904]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.953224]  kasan_check_read+0x11/0x20
[  418.957203]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.962312]  ? rcu_softirq_qs+0x20/0x20
[  418.966305]  rcu_is_watching+0x10/0x30
[  418.970214]  page_evictable+0x3c0/0x540
[  418.974194]  ? kswapd_stop+0x100/0x100
[  418.978109]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.983242]  ? perf_trace_sched_process_exec+0x860/0x860
[  418.988718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.994281]  ? check_preemption_disabled+0x48/0x280
[  418.999306]  shrink_active_list+0x869/0x1f00
[  419.003729]  ? mark_held_locks+0xc7/0x130
[  419.007887]  ? shrink_inactive_list+0x1c60/0x1c60
[  419.012731]  ? trace_hardirqs_on+0xbd/0x310
[  419.017053]  ? find_held_lock+0x36/0x1c0
[  419.021111]  ? shrink_inactive_list+0xa4a/0x1c60
[  419.025869]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.030974]  ? zap_class+0x640/0x640
[  419.034705]  ? print_usage_bug+0xc0/0xc0
[  419.038786]  ? __page_frag_cache_drain+0x210/0x210
[  419.043713]  ? print_usage_bug+0xc0/0xc0
[  419.047782]  ? mark_held_locks+0xc7/0x130
[  419.051976]  ? find_held_lock+0x36/0x1c0
[  419.056045]  ? zap_class+0x640/0x640
[  419.059764]  ? mark_held_locks+0xc7/0x130
[  419.063918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.069471]  ? check_preemption_disabled+0x48/0x280
[  419.074519]  ? zap_class+0x640/0x640
[  419.078236]  ? __lock_is_held+0xb5/0x140
[  419.082307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.087845]  ? check_preemption_disabled+0x48/0x280
[  419.092871]  ? __lock_is_held+0xb5/0x140
[  419.096958]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.101976]  ? inactive_list_is_low+0x305/0x880
[  419.106658]  ? lruvec_lru_size+0x450/0x450
[  419.110893]  ? kasan_check_read+0x11/0x20
[  419.115052]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  419.120293]  shrink_node_memcg+0x803/0x18f0
[  419.124633]  ? shrink_active_list+0x1f00/0x1f00
[  419.129331]  ? lock_downgrade+0x900/0x900
[  419.133483]  ? check_flush_dependency+0x410/0x410
[  419.138332]  ? kasan_check_read+0x11/0x20
[  419.142496]  ? do_raw_spin_unlock+0xa7/0x330
[  419.146912]  ? ___preempt_schedule+0x16/0x18
[  419.151340]  ? _raw_spin_unlock+0x3f/0x50
[  419.155485]  shrink_node+0x3bc/0x16b0
[  419.159279]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  419.164583]  ? shrink_node_memcg+0x18f0/0x18f0
[  419.169165]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  419.173752]  ? trace_hardirqs_on+0xbd/0x310
[  419.178077]  ? vmpressure+0x271/0x340
[  419.181883]  ? do_raw_spin_trylock+0x270/0x270
[  419.186475]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.192012]  ? __cpuset_node_allowed+0x19b/0x660
[  419.196805]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  419.202516]  ? vmpressure+0x1a2/0x340
[  419.206383]  do_try_to_free_pages+0x3e7/0x1290
[  419.210999]  ? zap_class+0x640/0x640
[  419.214758]  ? shrink_node+0x16b0/0x16b0
[  419.218822]  ? __lock_is_held+0xb5/0x140
[  419.222898]  try_to_free_pages+0x4d0/0xb90
[  419.227135]  ? do_try_to_free_pages+0x1290/0x1290
[  419.232000]  ? lock_acquire+0x1ed/0x520
[  419.235972]  ? set_page_refcounted+0x280/0x280
[  419.240555]  ? lock_release+0xa00/0xa00
[  419.244539]  ? _raw_spin_unlock_irq+0x60/0x80
[  419.249051]  ? psi_memstall_enter+0x240/0x2b0
[  419.253564]  ? psi_memstall_tick+0x230/0x230
[  419.258011]  __alloc_pages_slowpath+0xa48/0x2de0
[  419.262796]  ? warn_alloc+0x120/0x120
[  419.266597]  ? mark_held_locks+0x130/0x130
[  419.270838]  ? find_get_entry+0xaae/0x1120
[  419.275089]  ? filemap_map_pages+0x1a20/0x1a20
[  419.279677]  ? zap_class+0x640/0x640
[  419.283415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.288961]  ? check_preemption_disabled+0x48/0x280
[  419.293981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.299515]  ? should_fail+0x22d/0xd01
[  419.303406]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.308511]  ? zap_class+0x640/0x640
[  419.312256]  ? __lock_is_held+0xb5/0x140
[  419.316326]  ? mark_held_locks+0x130/0x130
[  419.320566]  ? lock_release+0xa00/0xa00
[  419.324540]  ? perf_trace_sched_process_exec+0x860/0x860
[  419.329991]  ? xa_load+0x2ba/0x460
[  419.333534]  ? lock_downgrade+0x900/0x900
[  419.337716]  ? __might_sleep+0x95/0x190
[  419.341694]  __alloc_pages_nodemask+0xad8/0xea0
[  419.346373]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  419.351391]  ? __page_cache_alloc+0x191/0x5c0
[  419.355882]  ? xa_load+0x2e1/0x460
[  419.359426]  ? xa_clear_mark+0x40/0x40
[  419.363317]  ? zap_class+0x640/0x640
[  419.367040]  ? zap_class+0x640/0x640
[  419.370758]  ? zap_class+0x640/0x640
[  419.374471]  ? __do_page_cache_readahead+0x663/0x810
[  419.379579]  ? find_held_lock+0x36/0x1c0
[  419.383664]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  419.389215]  alloc_pages_current+0x173/0x350
[  419.393630]  __page_cache_alloc+0x38c/0x5c0
[  419.397961]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  419.402891]  ? kasan_check_read+0x11/0x20
[  419.407043]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.412322]  ? generic_perform_write+0x6a0/0x6a0
[  419.417081]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.422624]  ? check_preemption_disabled+0x48/0x280
[  419.427662]  filemap_fault+0x1595/0x25f0
[  419.431738]  ? __lock_page_or_retry+0xa00/0xa00
[  419.436410]  ? mark_held_locks+0x130/0x130
[  419.440674]  ? filemap_map_pages+0xd6b/0x1a20
[  419.445203]  ? lock_downgrade+0x900/0x900
[  419.449356]  ? check_preemption_disabled+0x48/0x280
[  419.454376]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  419.459333]  ? kasan_check_read+0x11/0x20
[  419.463497]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.468797]  ? rcu_softirq_qs+0x20/0x20
[  419.472803]  ? filemap_map_pages+0xd92/0x1a20
[  419.477304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.482851]  ? find_get_entries_tag+0x1400/0x1400
[  419.487716]  ? __lock_acquire+0x62f/0x4c20
[  419.491983]  ? lock_acquire+0x1ed/0x520
[  419.495976]  ? ext4_filemap_fault+0x7a/0xad
[  419.500308]  ? lock_release+0xa00/0xa00
[  419.504281]  ? perf_trace_sched_process_exec+0x860/0x860
[  419.509734]  ? print_usage_bug+0xc0/0xc0
[  419.513798]  ? print_usage_bug+0xc0/0xc0
[  419.517870]  ? down_read+0x8d/0x120
[  419.521498]  ? ext4_filemap_fault+0x7a/0xad
[  419.525822]  ? __down_interruptible+0x700/0x700
[  419.530511]  ext4_filemap_fault+0x82/0xad
[  419.534780]  __do_fault+0x100/0x6b0
[  419.538412]  ? pmd_devmap_trans_unstable+0x220/0x220
[  419.543539]  ? mark_held_locks+0x130/0x130
[  419.547782]  ? mark_held_locks+0x130/0x130
[  419.552016]  ? find_held_lock+0x36/0x1c0
[  419.556090]  ? find_held_lock+0x36/0x1c0
[  419.560152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.565692]  __handle_mm_fault+0x3ea0/0x5be0
[  419.570100]  ? poll_select_copy_remaining+0x18c/0x6a0
[  419.575299]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  419.580166]  ? __might_fault+0x12b/0x1e0
[  419.584233]  ? lock_downgrade+0x900/0x900
[  419.588409]  ? zap_class+0x640/0x640
[  419.592139]  ? zap_class+0x640/0x640
[  419.595858]  ? find_held_lock+0x36/0x1c0
[  419.599926]  ? handle_mm_fault+0x42a/0xc70
[  419.604184]  ? lock_downgrade+0x900/0x900
[  419.608339]  ? check_preemption_disabled+0x48/0x280
[  419.613365]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  419.618297]  ? kasan_check_read+0x11/0x20
[  419.622444]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.627720]  ? rcu_softirq_qs+0x20/0x20
[  419.631716]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.636820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.642373]  ? check_preemption_disabled+0x48/0x280
[  419.647406]  handle_mm_fault+0x54f/0xc70
[  419.651471]  ? __handle_mm_fault+0x5be0/0x5be0
[  419.656061]  ? find_vma+0x34/0x190
[  419.659630]  __do_page_fault+0x5e8/0xe60
[  419.663709]  ? trace_hardirqs_off+0xb8/0x310
[  419.668128]  do_page_fault+0xf2/0x7e0
[  419.671968]  ? vmalloc_sync_all+0x30/0x30
[  419.676118]  ? error_entry+0x70/0xd0
[  419.679834]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.684847]  ? trace_hardirqs_on_caller+0xc0/0x310
[  419.689778]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.694708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.699565]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.704580]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.710031]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.715053]  ? prepare_exit_to_usermode+0x291/0x3b0
[  419.720070]  ? page_fault+0x8/0x30
[  419.723611]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.728488]  ? page_fault+0x8/0x30
[  419.732029]  page_fault+0x1e/0x30
[  419.735514] RIP: 0033:0x7efe5ebdedd3
[  419.739253] Code: Bad RIP value.
[  419.742613] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  419.747973] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  419.755241] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  419.762511] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  419.769780] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  419.777046] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  419.784340] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  419.784345] warn_alloc_show_mem: 1 callbacks suppressed
[  419.784352] Mem-Info:
[  419.791641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.797025] active_anon:51362 inactive_anon:188 isolated_anon:0
[  419.797025]  active_file:14 inactive_file:10 isolated_file:0
[  419.797025]  unevictable:0 dirty:0 writeback:0 unstable:0
[  419.797025]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  419.797025]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  419.797025]  free:13762 free_pcp:570 free_cma:0
[  419.799438] Call Trace:
[  419.808859] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  419.841706]  <IRQ>
[  419.844279] 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
[  419.871704]  dump_stack+0x244/0x39d
[  419.873832] lowmem_reserve[]: 0 2818 6321 6321
[  419.899959]  ? dump_stack_print_info.cold.1+0x20/0x20
[  419.903569] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  419.908153]  warn_alloc.cold.116+0xb7/0x1bd
[  419.913344] lowmem_reserve[]: 0 0 3503 3503
[  419.941034]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.945353] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  419.949688]  ? lock_downgrade+0x900/0x900
[  419.954517] lowmem_reserve[]: 0 0 0 0
[  419.983506]  ? trace_hardirqs_off+0xb8/0x310
[  419.987862] 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
[  419.991663]  ? trace_hardirqs_off+0xb8/0x310
[  419.996045] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  420.009609]  __alloc_pages_slowpath+0x2651/0x2de0
[  420.014003] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  420.029281]  ? warn_alloc+0x120/0x120
[  420.034083] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  420.049073]  ? print_usage_bug+0xc0/0xc0
[  420.052867] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  420.061688]  ? warn_alloc+0x120/0x120
[  420.065727] 268 total pagecache pages
[  420.074308]  ? warn_alloc+0x120/0x120
[  420.078090] 0 pages in swap cache
[  420.081898]  ? print_usage_bug+0xc0/0xc0
[  420.085684] Swap cache stats: add 0, delete 0, find 0/0
[  420.089166]  ? print_usage_bug+0xc0/0xc0
[  420.093204] Free swap  = 0kB
[  420.098562]  ? __lock_acquire+0x62f/0x4c20
[  420.102597] Total swap = 0kB
[  420.105627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.109834] 1965979 pages RAM
[  420.112850]  ? should_fail+0x22d/0xd01
[  420.118363] 0 pages HighMem/MovableOnly
[  420.121466]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.125327] 342854 pages reserved
[  420.129311]  ? __lock_acquire+0x62f/0x4c20
[  420.134392] 0 pages cma reserved
[  420.137838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.142108] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  420.145401]  ? __lock_acquire+0x62f/0x4c20
[  420.145417]  ? should_fail+0x22d/0xd01
[  420.150588] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.157014]  ? find_held_lock+0x36/0x1c0
[  420.161225] init cpuset=/ mems_allowed=0
[  420.165113]  ? mark_held_locks+0x130/0x130
[  420.187109]  ? mark_held_locks+0x130/0x130
[  420.191343]  ? zap_class+0x640/0x640
[  420.195058]  ? zap_class+0x640/0x640
[  420.198776]  ? print_usage_bug+0xc0/0xc0
[  420.202832]  ? do_raw_spin_unlock+0xa7/0x330
[  420.207259]  ? zap_class+0x640/0x640
[  420.210975]  ? print_usage_bug+0xc0/0xc0
[  420.215066]  ? wq_watchdog_touch+0x9c/0xfe
[  420.219317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.224856]  ? check_preemption_disabled+0x48/0x280
[  420.229891]  ? __lock_is_held+0xb5/0x140
[  420.233963]  __alloc_pages_nodemask+0xad8/0xea0
[  420.238641]  ? zap_class+0x640/0x640
[  420.242358]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  420.247396]  ? find_held_lock+0x36/0x1c0
[  420.251484]  ? ____cache_alloc_node+0x1c7/0x1e0
[  420.256169]  ? lock_downgrade+0x900/0x900
[  420.260334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.265896]  cache_grow_begin+0xa5/0x8c0
[  420.269961]  ? do_raw_spin_unlock+0xa7/0x330
[  420.274378]  fallback_alloc+0x204/0x2e0
[  420.278358]  ____cache_alloc_node+0x1c7/0x1e0
[  420.282860]  kmem_cache_alloc_node+0xe3/0x730
[  420.287358]  ? ipv6_get_ifaddr+0x42e/0x620
[  420.291605]  __alloc_skb+0x119/0x770
[  420.295317]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.300598]  ? netdev_alloc_frag+0x1f0/0x1f0
[  420.305022]  ? lock_downgrade+0x900/0x900
[  420.309187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.314730]  ? refcount_sub_and_test_checked+0x203/0x310
[  420.320191]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  420.325656]  ? addrconf_rs_timer+0x690/0x690
[  420.330082]  ndisc_alloc_skb+0x144/0x340
[  420.334166]  ndisc_send_rs+0x331/0x6e0
[  420.338076]  addrconf_rs_timer+0x314/0x690
[  420.342314]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.346571]  call_timer_fn+0x272/0x920
[  420.350455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.354689]  ? process_timeout+0x40/0x40
[  420.358763]  ? __run_timers+0x7da/0xc70
[  420.362753]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.367263]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.371755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.375991]  ? lockdep_hardirqs_on+0x296/0x5b0
[  420.380574]  ? trace_hardirqs_on+0xbd/0x310
[  420.384893]  ? kasan_check_read+0x11/0x20
[  420.389038]  ? __run_timers+0x7da/0xc70
[  420.393033]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.398144]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.402384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.406631]  __run_timers+0x7e5/0xc70
[  420.410445]  ? timer_fixup_init+0x70/0x70
[  420.414596]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  420.419612]  ? zap_class+0x640/0x640
[  420.423332]  ? enqueue_hrtimer+0x1a5/0x560
[  420.427569]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  420.432770]  ? find_held_lock+0x36/0x1c0
[  420.436838]  ? zap_class+0x640/0x640
[  420.440558]  ? pvclock_read_flags+0x160/0x160
[  420.445058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.450599]  ? check_preemption_disabled+0x48/0x280
[  420.455626]  ? __lock_is_held+0xb5/0x140
[  420.459696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.465256]  ? check_preemption_disabled+0x48/0x280
[  420.470289]  run_timer_softirq+0x52/0xb0
[  420.474351]  ? rcu_read_lock_sched_held+0x14f/0x180
[  420.479369]  __do_softirq+0x308/0xb7e
[  420.483179]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  420.487675]  ? lock_downgrade+0x900/0x900
[  420.491830]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  420.496945]  ? pvclock_read_flags+0x160/0x160
[  420.501447]  ? lapic_next_event+0x5a/0x90
[  420.505597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.511156]  ? kvm_clock_read+0x18/0x30
[  420.515132]  ? kvm_sched_clock_read+0x9/0x20
[  420.519546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.525084]  ? check_preemption_disabled+0x48/0x280
[  420.530111]  irq_exit+0x17f/0x1c0
[  420.533566]  smp_apic_timer_interrupt+0x1cb/0x760
[  420.538433]  ? smp_reschedule_interrupt+0x109/0x650
[  420.543454]  ? smp_call_function_single_interrupt+0x650/0x650
[  420.549368]  ? interrupt_entry+0xb5/0xc0
[  420.553445]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.558461]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.563478]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.568324]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.573359]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.578375]  ? task_prio+0x50/0x50
[  420.581917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.587464]  ? check_preemption_disabled+0x48/0x280
[  420.592487]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.597358]  apic_timer_interrupt+0xf/0x20
[  420.601590]  </IRQ>
[  420.603827] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  420.608762] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  420.627672] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  420.635393] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  420.642680] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  420.649956] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  420.657241] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  420.664521] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  420.671829]  skb_clone+0x1bb/0x500
[  420.675389]  ? finish_task_switch+0x663/0x910
[  420.679883]  ? skb_split+0x11e0/0x11e0
[  420.683805]  ? preempt_notifier_register+0x200/0x200
[  420.688909]  ? __switch_to_asm+0x34/0x70
[  420.692979]  ? __switch_to_asm+0x34/0x70
[  420.697038]  ? __switch_to_asm+0x40/0x70
[  420.701102]  ? __switch_to_asm+0x34/0x70
[  420.705163]  ? __switch_to_asm+0x40/0x70
[  420.709224]  ? __switch_to_asm+0x34/0x70
[  420.713286]  ? __switch_to_asm+0x40/0x70
[  420.717347]  ? __switch_to_asm+0x34/0x70
[  420.721410]  ? __switch_to_asm+0x34/0x70
[  420.725470]  ? __switch_to_asm+0x40/0x70
[  420.729536]  ? __switch_to_asm+0x34/0x70
[  420.733630]  bpf_clone_redirect+0xb9/0x490
[  420.737899]  ? __schedule+0x8d7/0x21d0
[  420.741792]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  420.746810]  ? __sched_text_start+0x8/0x8
[  420.750972]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  420.755748]  ? find_held_lock+0x36/0x1c0
[  420.759822]  ? lock_acquire+0x1ed/0x520
[  420.763812]  ? bpf_test_run+0x3cb/0x780
[  420.767801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.773340]  ? check_preemption_disabled+0x48/0x280
[  420.778365]  ? kasan_check_read+0x11/0x20
[  420.782518]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.787792]  ? rcu_softirq_qs+0x20/0x20
[  420.791772]  ? preempt_schedule+0x4d/0x60
[  420.795919]  ? ___preempt_schedule+0x16/0x18
[  420.800346]  ? bpf_test_run+0x25d/0x780
[  420.804331]  ? netlink_diag_dump+0x2a0/0x2a0
[  420.808757]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.814297]  ? bpf_test_init.isra.10+0x70/0x100
[  420.818978]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  420.823750]  ? bpf_test_finish.isra.9+0x260/0x260
[  420.828629]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  420.834167]  ? fput+0x130/0x1a0
[  420.837452]  ? __bpf_prog_get+0x9b/0x290
[  420.841519]  ? bpf_test_finish.isra.9+0x260/0x260
[  420.846362]  ? bpf_prog_test_run+0x130/0x1a0
[  420.850772]  ? __x64_sys_bpf+0x3db/0x520
[  420.854849]  ? bpf_prog_get+0x20/0x20
[  420.858673]  ? do_syscall_64+0x1b9/0x820
[  420.862736]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  420.868121]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.873059]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.878076]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  420.883098]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  420.889770]  ? __switch_to_asm+0x40/0x70
[  420.893840]  ? __switch_to_asm+0x34/0x70
[  420.897910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.902767]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  420.908146] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  420.908214] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  420.914380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.914385] Call Trace:
[  420.914392]  <IRQ>
[  420.914409]  dump_stack+0x244/0x39d
[  420.914428]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.921006] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.930281]  warn_alloc.cold.116+0xb7/0x1bd
[  420.932869] syz-executor2 cpuset=syz2 mems_allowed=0
[  420.935017]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.968594]  ? lock_downgrade+0x900/0x900
[  420.972753]  ? trace_hardirqs_off+0xb8/0x310
[  420.977171]  ? trace_hardirqs_off+0xb8/0x310
[  420.981596]  __alloc_pages_slowpath+0x2651/0x2de0
[  420.986469]  ? warn_alloc+0x120/0x120
[  420.990274]  ? print_usage_bug+0xc0/0xc0
[  420.994352]  ? warn_alloc+0x120/0x120
[  420.998190]  ? warn_alloc+0x120/0x120
[  421.001999]  ? print_usage_bug+0xc0/0xc0
[  421.006065]  ? kvm_clock_read+0x18/0x30
[  421.010041]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  421.015057]  ? print_usage_bug+0xc0/0xc0
[  421.019116]  ? __lock_acquire+0x62f/0x4c20
[  421.023360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.028902]  ? should_fail+0x22d/0xd01
[  421.032786]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.038064]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.043171]  ? __lock_acquire+0x62f/0x4c20
[  421.047414]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.052521]  ? __lock_acquire+0x62f/0x4c20
[  421.056777]  ? should_fail+0x22d/0xd01
[  421.060679]  ? rcu_irq_exit+0x1a2/0x390
[  421.064691]  ? mark_held_locks+0x130/0x130
[  421.068932]  ? mark_held_locks+0x130/0x130
[  421.073209]  ? mark_held_locks+0xc7/0x130
[  421.077369]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  421.082387]  ? zap_class+0x640/0x640
[  421.086104]  ? print_usage_bug+0xc0/0xc0
[  421.090172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.095726]  ? check_preemption_disabled+0x48/0x280
[  421.100751]  ? __lock_is_held+0xb5/0x140
[  421.104820]  __alloc_pages_nodemask+0xad8/0xea0
[  421.109490]  ? zap_class+0x640/0x640
[  421.113215]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  421.118529]  ? find_held_lock+0x36/0x1c0
[  421.122625]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.127299]  ? lock_downgrade+0x900/0x900
[  421.131456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.137010]  cache_grow_begin+0xa5/0x8c0
[  421.141074]  ? do_raw_spin_unlock+0xa7/0x330
[  421.145492]  fallback_alloc+0x204/0x2e0
[  421.149474]  ____cache_alloc_node+0x1c7/0x1e0
[  421.153994]  kmem_cache_alloc_node+0xe3/0x730
[  421.158492]  ? ipv6_get_ifaddr+0x42e/0x620
[  421.162737]  __alloc_skb+0x119/0x770
[  421.166451]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.171756]  ? netdev_alloc_frag+0x1f0/0x1f0
[  421.176180]  ? lock_downgrade+0x900/0x900
[  421.180367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.185915]  ? refcount_sub_and_test_checked+0x203/0x310
[  421.191386]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  421.196840]  ? addrconf_rs_timer+0x690/0x690
[  421.201264]  ndisc_alloc_skb+0x144/0x340
[  421.205349]  ndisc_send_rs+0x331/0x6e0
[  421.209244]  addrconf_rs_timer+0x314/0x690
[  421.213488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.217733]  call_timer_fn+0x272/0x920
[  421.221624]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.225860]  ? process_timeout+0x40/0x40
[  421.229932]  ? mark_held_locks+0xc7/0x130
[  421.234092]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.238591]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.243087]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.247323]  ? lockdep_hardirqs_on+0x296/0x5b0
[  421.251908]  ? trace_hardirqs_on+0xbd/0x310
[  421.256237]  ? kasan_check_read+0x11/0x20
[  421.260381]  ? __run_timers+0x7da/0xc70
[  421.264369]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.269475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.273727]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.277966]  __run_timers+0x7e5/0xc70
[  421.281777]  ? timer_fixup_init+0x70/0x70
[  421.285928]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.290963]  ? zap_class+0x640/0x640
[  421.294686]  ? print_usage_bug+0xc0/0xc0
[  421.298753]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.303960]  ? find_held_lock+0x36/0x1c0
[  421.308030]  ? zap_class+0x640/0x640
[  421.311748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.317291]  ? check_preemption_disabled+0x48/0x280
[  421.322319]  ? __lock_is_held+0xb5/0x140
[  421.326384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.331926]  ? check_preemption_disabled+0x48/0x280
[  421.336962]  run_timer_softirq+0x52/0xb0
[  421.341026]  ? rcu_read_lock_sched_held+0x14f/0x180
[  421.346048]  __do_softirq+0x308/0xb7e
[  421.349854]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  421.354349]  ? lock_downgrade+0x900/0x900
[  421.358506]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  421.363618]  ? pvclock_read_flags+0x160/0x160
[  421.368120]  ? lapic_next_event+0x5a/0x90
[  421.372270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.377813]  ? kvm_clock_read+0x18/0x30
[  421.381788]  ? kvm_sched_clock_read+0x9/0x20
[  421.386223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.391794]  ? check_preemption_disabled+0x48/0x280
[  421.396822]  irq_exit+0x17f/0x1c0
[  421.400278]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.405129]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.411013]  ? interrupt_entry+0xb5/0xc0
[  421.415082]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.420110]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.425149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.429999]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.435014]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.440032]  ? task_prio+0x50/0x50
[  421.443574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.449111]  ? check_preemption_disabled+0x48/0x280
[  421.454142]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.458994]  apic_timer_interrupt+0xf/0x20
[  421.463223]  </IRQ>
[  421.465469] RIP: 0010:check_memory_region+0x117/0x1b0
[  421.470675] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  421.489580] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  421.497296] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  421.504574] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  421.511857] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  421.519121] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  421.526385] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  421.533667]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.538971]  kasan_check_read+0x11/0x20
[  421.542956]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.548064]  ? rcu_softirq_qs+0x20/0x20
[  421.552046]  rcu_is_watching+0x10/0x30
[  421.555945]  page_evictable+0x3c0/0x540
[  421.559923]  ? kswapd_stop+0x100/0x100
[  421.563825]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.568930]  ? perf_trace_sched_process_exec+0x860/0x860
[  421.574399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.579968]  ? check_preemption_disabled+0x48/0x280
[  421.584994]  shrink_active_list+0x869/0x1f00
[  421.589414]  ? mark_held_locks+0xc7/0x130
[  421.593571]  ? shrink_inactive_list+0x1c60/0x1c60
[  421.598414]  ? trace_hardirqs_on+0xbd/0x310
[  421.602738]  ? find_held_lock+0x36/0x1c0
[  421.606796]  ? shrink_inactive_list+0xa4a/0x1c60
[  421.611551]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.616662]  ? zap_class+0x640/0x640
[  421.620379]  ? print_usage_bug+0xc0/0xc0
[  421.624463]  ? __page_frag_cache_drain+0x210/0x210
[  421.629395]  ? print_usage_bug+0xc0/0xc0
[  421.633459]  ? mark_held_locks+0xc7/0x130
[  421.637616]  ? find_held_lock+0x36/0x1c0
[  421.641724]  ? zap_class+0x640/0x640
[  421.645442]  ? mark_held_locks+0xc7/0x130
[  421.649592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.655132]  ? check_preemption_disabled+0x48/0x280
[  421.660157]  ? zap_class+0x640/0x640
[  421.663897]  ? __lock_is_held+0xb5/0x140
[  421.667968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.673506]  ? check_preemption_disabled+0x48/0x280
[  421.678538]  ? __lock_is_held+0xb5/0x140
[  421.682630]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.687695]  ? inactive_list_is_low+0x305/0x880
[  421.692369]  ? lruvec_lru_size+0x450/0x450
[  421.696603]  ? kasan_check_read+0x11/0x20
[  421.700765]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  421.705706]  shrink_node_memcg+0x803/0x18f0
[  421.710045]  ? shrink_active_list+0x1f00/0x1f00
[  421.714722]  ? lock_downgrade+0x900/0x900
[  421.718911]  ? check_flush_dependency+0x410/0x410
[  421.723767]  ? kasan_check_read+0x11/0x20
[  421.727915]  ? do_raw_spin_unlock+0xa7/0x330
[  421.732336]  ? ___preempt_schedule+0x16/0x18
[  421.736766]  ? _raw_spin_unlock+0x3f/0x50
[  421.740949]  shrink_node+0x3bc/0x16b0
[  421.744757]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  421.750061]  ? shrink_node_memcg+0x18f0/0x18f0
[  421.754644]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  421.759234]  ? trace_hardirqs_on+0xbd/0x310
[  421.763586]  ? vmpressure+0x271/0x340
[  421.767390]  ? do_raw_spin_trylock+0x270/0x270
[  421.772010]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  421.777551]  ? __cpuset_node_allowed+0x19b/0x660
[  421.782317]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  421.788026]  ? vmpressure+0x1a2/0x340
[  421.791849]  do_try_to_free_pages+0x3e7/0x1290
[  421.796449]  ? zap_class+0x640/0x640
[  421.800178]  ? shrink_node+0x16b0/0x16b0
[  421.804246]  ? __lock_is_held+0xb5/0x140
[  421.808320]  try_to_free_pages+0x4d0/0xb90
[  421.812560]  ? do_try_to_free_pages+0x1290/0x1290
[  421.817428]  ? lock_acquire+0x1ed/0x520
[  421.821401]  ? set_page_refcounted+0x280/0x280
[  421.825991]  ? lock_release+0xa00/0xa00
[  421.829973]  ? _raw_spin_unlock_irq+0x60/0x80
[  421.834469]  ? psi_memstall_enter+0x240/0x2b0
[  421.838974]  ? psi_memstall_tick+0x230/0x230
[  421.843428]  __alloc_pages_slowpath+0xa48/0x2de0
[  421.848219]  ? warn_alloc+0x120/0x120
[  421.852022]  ? mark_held_locks+0x130/0x130
[  421.856265]  ? find_get_entry+0xaae/0x1120
[  421.860511]  ? filemap_map_pages+0x1a20/0x1a20
[  421.865101]  ? zap_class+0x640/0x640
[  421.868828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.874383]  ? check_preemption_disabled+0x48/0x280
[  421.879395]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.884953]  ? should_fail+0x22d/0xd01
[  421.888861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.893971]  ? zap_class+0x640/0x640
[  421.897713]  ? __lock_is_held+0xb5/0x140
[  421.901783]  ? mark_held_locks+0x130/0x130
[  421.906021]  ? lock_release+0xa00/0xa00
[  421.909997]  ? perf_trace_sched_process_exec+0x860/0x860
[  421.915463]  ? xa_load+0x2ba/0x460
[  421.919022]  ? lock_downgrade+0x900/0x900
[  421.923178]  ? __might_sleep+0x95/0x190
[  421.927164]  __alloc_pages_nodemask+0xad8/0xea0
[  421.931839]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  421.936869]  ? __page_cache_alloc+0x191/0x5c0
[  421.941406]  ? xa_load+0x2e1/0x460
[  421.944981]  ? xa_clear_mark+0x40/0x40
[  421.948874]  ? zap_class+0x640/0x640
[  421.952598]  ? zap_class+0x640/0x640
[  421.956313]  ? zap_class+0x640/0x640
[  421.960032]  ? __do_page_cache_readahead+0x663/0x810
[  421.965146]  ? find_held_lock+0x36/0x1c0
[  421.969219]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  421.974765]  alloc_pages_current+0x173/0x350
[  421.979195]  __page_cache_alloc+0x38c/0x5c0
[  421.983534]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  421.988737]  ? kasan_check_read+0x11/0x20
[  421.992884]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.998170]  ? generic_perform_write+0x6a0/0x6a0
[  422.002933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.008483]  ? check_preemption_disabled+0x48/0x280
[  422.013523]  filemap_fault+0x1595/0x25f0
[  422.017624]  ? __lock_page_or_retry+0xa00/0xa00
[  422.022293]  ? mark_held_locks+0x130/0x130
[  422.026538]  ? filemap_map_pages+0xd6b/0x1a20
[  422.031036]  ? lock_downgrade+0x900/0x900
[  422.035224]  ? check_preemption_disabled+0x48/0x280
[  422.040245]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.045217]  ? kasan_check_read+0x11/0x20
[  422.049383]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.054661]  ? rcu_softirq_qs+0x20/0x20
[  422.058650]  ? filemap_map_pages+0xd92/0x1a20
[  422.063154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.068700]  ? find_get_entries_tag+0x1400/0x1400
[  422.073550]  ? __lock_acquire+0x62f/0x4c20
[  422.077795]  ? lock_acquire+0x1ed/0x520
[  422.081769]  ? ext4_filemap_fault+0x7a/0xad
[  422.086101]  ? lock_release+0xa00/0xa00
[  422.090076]  ? perf_trace_sched_process_exec+0x860/0x860
[  422.095531]  ? print_usage_bug+0xc0/0xc0
[  422.099623]  ? print_usage_bug+0xc0/0xc0
[  422.103707]  ? down_read+0x8d/0x120
[  422.107335]  ? ext4_filemap_fault+0x7a/0xad
[  422.111655]  ? __down_interruptible+0x700/0x700
[  422.116337]  ext4_filemap_fault+0x82/0xad
[  422.120490]  __do_fault+0x100/0x6b0
[  422.124130]  ? pmd_devmap_trans_unstable+0x220/0x220
[  422.129237]  ? mark_held_locks+0x130/0x130
[  422.133476]  ? mark_held_locks+0x130/0x130
[  422.137711]  ? find_held_lock+0x36/0x1c0
[  422.141783]  ? find_held_lock+0x36/0x1c0
[  422.145880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.151423]  __handle_mm_fault+0x3ea0/0x5be0
[  422.155833]  ? poll_select_copy_remaining+0x18c/0x6a0
[  422.161032]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  422.165883]  ? __might_fault+0x12b/0x1e0
[  422.169964]  ? lock_downgrade+0x900/0x900
[  422.174125]  ? zap_class+0x640/0x640
[  422.177839]  ? zap_class+0x640/0x640
[  422.181563]  ? find_held_lock+0x36/0x1c0
[  422.185633]  ? handle_mm_fault+0x42a/0xc70
[  422.189871]  ? lock_downgrade+0x900/0x900
[  422.194022]  ? check_preemption_disabled+0x48/0x280
[  422.199043]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.203975]  ? kasan_check_read+0x11/0x20
[  422.208125]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.213408]  ? rcu_softirq_qs+0x20/0x20
[  422.217384]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.222491]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.228036]  ? check_preemption_disabled+0x48/0x280
[  422.233063]  handle_mm_fault+0x54f/0xc70
[  422.237149]  ? __handle_mm_fault+0x5be0/0x5be0
[  422.241740]  ? find_vma+0x34/0x190
[  422.245288]  __do_page_fault+0x5e8/0xe60
[  422.249352]  ? trace_hardirqs_off+0xb8/0x310
[  422.253772]  do_page_fault+0xf2/0x7e0
[  422.257577]  ? vmalloc_sync_all+0x30/0x30
[  422.261727]  ? error_entry+0x70/0xd0
[  422.265443]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.270473]  ? trace_hardirqs_on_caller+0xc0/0x310
[  422.275406]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.280369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.285218]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.290238]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.295691]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.300726]  ? prepare_exit_to_usermode+0x291/0x3b0
[  422.305754]  ? page_fault+0x8/0x30
[  422.309301]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.314147]  ? page_fault+0x8/0x30
[  422.317698]  page_fault+0x1e/0x30
[  422.321151] RIP: 0033:0x7efe5ebdedd3
[  422.324879] Code: Bad RIP value.
[  422.328240] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  422.333601] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  422.340868] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  422.348166] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  422.355447] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  422.362713] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  422.370021] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  422.370026] warn_alloc_show_mem: 1 callbacks suppressed
[  422.370033] Mem-Info:
[  422.377306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.382677] active_anon:51362 inactive_anon:188 isolated_anon:0
[  422.382677]  active_file:14 inactive_file:10 isolated_file:0
[  422.382677]  unevictable:0 dirty:0 writeback:0 unstable:0
[  422.382677]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  422.382677]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  422.382677]  free:13762 free_pcp:570 free_cma:0
[  422.385053] Call Trace:
[  422.394437] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  422.427278]  <IRQ>
[  422.429850] 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
[  422.457261]  dump_stack+0x244/0x39d
[  422.459387] lowmem_reserve[]: 0 2818 6321 6321
[  422.485514]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.489116] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  422.493698]  warn_alloc.cold.116+0xb7/0x1bd
[  422.498852] lowmem_reserve[]: 0 0 3503 3503
[  422.526642]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.530936] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  422.535256]  ? lock_downgrade+0x900/0x900
[  422.540071] lowmem_reserve[]: 0 0 0 0
[  422.569049]  ? trace_hardirqs_off+0xb8/0x310
[  422.573171] 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
[  422.576976]  ? trace_hardirqs_off+0xb8/0x310
[  422.581362] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  422.594898]  __alloc_pages_slowpath+0x2651/0x2de0
[  422.599276] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  422.614566]  ? warn_alloc+0x120/0x120
[  422.619368] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  422.634353]  ? print_usage_bug+0xc0/0xc0
[  422.638135] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  422.646966]  ? warn_alloc+0x120/0x120
[  422.651010] 268 total pagecache pages
[  422.659577]  ? warn_alloc+0x120/0x120
[  422.663361] 0 pages in swap cache
[  422.667150]  ? print_usage_bug+0xc0/0xc0
[  422.670932] Swap cache stats: add 0, delete 0, find 0/0
[  422.674380]  ? kvm_clock_read+0x18/0x30
[  422.678433] Free swap  = 0kB
[  422.683793]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  422.687741] Total swap = 0kB
[  422.690752]  ? print_usage_bug+0xc0/0xc0
[  422.695744] 1965979 pages RAM
[  422.698777]  ? __lock_acquire+0x62f/0x4c20
[  422.702830] 0 pages HighMem/MovableOnly
[  422.705928]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.710143] 342854 pages reserved
[  422.714111]  ? should_fail+0x22d/0xd01
[  422.719625] 0 pages cma reserved
[  422.723069]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.727021] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  422.730313]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.730328]  ? __lock_acquire+0x62f/0x4c20
[  422.730345]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.735655] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.742084]  ? __lock_acquire+0x62f/0x4c20
[  422.747163] init cpuset=/ mems_allowed=0
[  422.751396]  ? should_fail+0x22d/0xd01
[  422.778298]  ? rcu_irq_exit+0x1a2/0x390
[  422.782286]  ? mark_held_locks+0x130/0x130
[  422.786529]  ? mark_held_locks+0x130/0x130
[  422.790774]  ? mark_held_locks+0xc7/0x130
[  422.794922]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  422.799958]  ? zap_class+0x640/0x640
[  422.803689]  ? print_usage_bug+0xc0/0xc0
[  422.807771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.813322]  ? check_preemption_disabled+0x48/0x280
[  422.818400]  ? __lock_is_held+0xb5/0x140
[  422.822483]  __alloc_pages_nodemask+0xad8/0xea0
[  422.827296]  ? zap_class+0x640/0x640
[  422.831103]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  422.836162]  ? find_held_lock+0x36/0x1c0
[  422.840241]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.844929]  ? lock_downgrade+0x900/0x900
[  422.849145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.854691]  cache_grow_begin+0xa5/0x8c0
[  422.858759]  ? do_raw_spin_unlock+0xa7/0x330
[  422.863175]  fallback_alloc+0x204/0x2e0
[  422.867160]  ____cache_alloc_node+0x1c7/0x1e0
[  422.871687]  kmem_cache_alloc_node+0xe3/0x730
[  422.876193]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.880443]  __alloc_skb+0x119/0x770
[  422.884157]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.889442]  ? netdev_alloc_frag+0x1f0/0x1f0
[  422.893852]  ? lock_downgrade+0x900/0x900
[  422.898012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.903553]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.909006]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.914460]  ? addrconf_rs_timer+0x690/0x690
[  422.918882]  ndisc_alloc_skb+0x144/0x340
[  422.922957]  ndisc_send_rs+0x331/0x6e0
[  422.926865]  addrconf_rs_timer+0x314/0x690
[  422.931127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.935376]  call_timer_fn+0x272/0x920
[  422.939293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.943542]  ? process_timeout+0x40/0x40
[  422.947614]  ? __run_timers+0x7da/0xc70
[  422.951592]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.956089]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.960582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.964816]  ? lockdep_hardirqs_on+0x296/0x5b0
[  422.969401]  ? trace_hardirqs_on+0xbd/0x310
[  422.973726]  ? kasan_check_read+0x11/0x20
[  422.977876]  ? __run_timers+0x7da/0xc70
[  422.981865]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.986983]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.991232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.995468]  __run_timers+0x7e5/0xc70
[  422.999294]  ? timer_fixup_init+0x70/0x70
[  423.003448]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.008484]  ? zap_class+0x640/0x640
[  423.012216]  ? enqueue_hrtimer+0x1a5/0x560
[  423.016454]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.021654]  ? find_held_lock+0x36/0x1c0
[  423.025725]  ? zap_class+0x640/0x640
[  423.029442]  ? pvclock_read_flags+0x160/0x160
[  423.033976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.039520]  ? check_preemption_disabled+0x48/0x280
[  423.044575]  ? __lock_is_held+0xb5/0x140
[  423.048654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.054194]  ? check_preemption_disabled+0x48/0x280
[  423.059215]  run_timer_softirq+0x52/0xb0
[  423.063279]  ? rcu_read_lock_sched_held+0x14f/0x180
[  423.068298]  __do_softirq+0x308/0xb7e
[  423.072103]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  423.076598]  ? lock_downgrade+0x900/0x900
[  423.080750]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  423.085876]  ? pvclock_read_flags+0x160/0x160
[  423.090374]  ? lapic_next_event+0x5a/0x90
[  423.094537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.100096]  ? kvm_clock_read+0x18/0x30
[  423.104072]  ? kvm_sched_clock_read+0x9/0x20
[  423.108482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.114034]  ? check_preemption_disabled+0x48/0x280
[  423.119555]  irq_exit+0x17f/0x1c0
[  423.123016]  smp_apic_timer_interrupt+0x1cb/0x760
[  423.127877]  ? smp_reschedule_interrupt+0x109/0x650
[  423.132895]  ? smp_call_function_single_interrupt+0x650/0x650
[  423.138780]  ? interrupt_entry+0xb5/0xc0
[  423.142840]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.147873]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.152902]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.158280]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.163310]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.168345]  ? task_prio+0x50/0x50
[  423.171888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.177426]  ? check_preemption_disabled+0x48/0x280
[  423.182479]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.187333]  apic_timer_interrupt+0xf/0x20
[  423.191596]  </IRQ>
[  423.193852] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  423.198781] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  423.217676] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  423.225389] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  423.232654] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  423.239935] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  423.247218] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  423.254486] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  423.261788]  skb_clone+0x1bb/0x500
[  423.265326]  ? finish_task_switch+0x663/0x910
[  423.269819]  ? skb_split+0x11e0/0x11e0
[  423.273713]  ? preempt_notifier_register+0x200/0x200
[  423.278814]  ? __switch_to_asm+0x34/0x70
[  423.282895]  ? __switch_to_asm+0x34/0x70
[  423.287005]  ? __switch_to_asm+0x40/0x70
[  423.291068]  ? __switch_to_asm+0x34/0x70
[  423.295128]  ? __switch_to_asm+0x40/0x70
[  423.299191]  ? __switch_to_asm+0x34/0x70
[  423.303283]  ? __switch_to_asm+0x40/0x70
[  423.307342]  ? __switch_to_asm+0x34/0x70
[  423.311402]  ? __switch_to_asm+0x34/0x70
[  423.315521]  ? __switch_to_asm+0x40/0x70
[  423.319580]  ? __switch_to_asm+0x34/0x70
[  423.323645]  bpf_clone_redirect+0xb9/0x490
[  423.327883]  ? __schedule+0x8d7/0x21d0
[  423.331778]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  423.336796]  ? __sched_text_start+0x8/0x8
[  423.340954]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  423.345742]  ? find_held_lock+0x36/0x1c0
[  423.349815]  ? lock_acquire+0x1ed/0x520
[  423.353796]  ? bpf_test_run+0x3cb/0x780
[  423.357773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.363326]  ? check_preemption_disabled+0x48/0x280
[  423.368348]  ? kasan_check_read+0x11/0x20
[  423.372499]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.377774]  ? rcu_softirq_qs+0x20/0x20
[  423.381772]  ? preempt_schedule+0x4d/0x60
[  423.385921]  ? ___preempt_schedule+0x16/0x18
[  423.390358]  ? bpf_test_run+0x25d/0x780
[  423.394359]  ? netlink_diag_dump+0x2a0/0x2a0
[  423.398773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.404309]  ? bpf_test_init.isra.10+0x70/0x100
[  423.409001]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  423.413770]  ? bpf_test_finish.isra.9+0x260/0x260
[  423.418615]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  423.424151]  ? fput+0x130/0x1a0
[  423.427457]  ? __bpf_prog_get+0x9b/0x290
[  423.431539]  ? bpf_test_finish.isra.9+0x260/0x260
[  423.436384]  ? bpf_prog_test_run+0x130/0x1a0
[  423.440811]  ? __x64_sys_bpf+0x3db/0x520
[  423.444882]  ? bpf_prog_get+0x20/0x20
[  423.448707]  ? do_syscall_64+0x1b9/0x820
[  423.452766]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  423.458130]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.463063]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.468103]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  423.473120]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  423.479785]  ? __switch_to_asm+0x40/0x70
[  423.483848]  ? __switch_to_asm+0x34/0x70
[  423.487916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.492805]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  423.498217] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  423.498290] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  423.504451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.504457] Call Trace:
[  423.504462]  <IRQ>
[  423.504480]  dump_stack+0x244/0x39d
[  423.504500]  ? dump_stack_print_info.cold.1+0x20/0x20
[  423.511074] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.520330]  warn_alloc.cold.116+0xb7/0x1bd
[  423.522886] syz-executor2 cpuset=syz2 mems_allowed=0
[  423.525030]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.558501]  ? lock_downgrade+0x900/0x900
[  423.562673]  ? trace_hardirqs_off+0xb8/0x310
[  423.567091]  ? trace_hardirqs_off+0xb8/0x310
[  423.571510]  __alloc_pages_slowpath+0x2651/0x2de0
[  423.576383]  ? warn_alloc+0x120/0x120
[  423.580187]  ? print_usage_bug+0xc0/0xc0
[  423.584256]  ? warn_alloc+0x120/0x120
[  423.588062]  ? warn_alloc+0x120/0x120
[  423.591869]  ? print_usage_bug+0xc0/0xc0
[  423.595936]  ? print_usage_bug+0xc0/0xc0
[  423.600007]  ? __lock_acquire+0x62f/0x4c20
[  423.604251]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.609806]  ? should_fail+0x22d/0xd01
[  423.613698]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.618815]  ? __lock_acquire+0x62f/0x4c20
[  423.623053]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.628159]  ? __lock_acquire+0x62f/0x4c20
[  423.632389]  ? should_fail+0x22d/0xd01
[  423.636296]  ? find_held_lock+0x36/0x1c0
[  423.640391]  ? mark_held_locks+0x130/0x130
[  423.644657]  ? mark_held_locks+0x130/0x130
[  423.648906]  ? zap_class+0x640/0x640
[  423.652632]  ? zap_class+0x640/0x640
[  423.656352]  ? print_usage_bug+0xc0/0xc0
[  423.660412]  ? do_raw_spin_unlock+0xa7/0x330
[  423.664823]  ? zap_class+0x640/0x640
[  423.668536]  ? print_usage_bug+0xc0/0xc0
[  423.672596]  ? wq_watchdog_touch+0x9c/0xfe
[  423.676832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.682374]  ? check_preemption_disabled+0x48/0x280
[  423.687398]  ? __lock_is_held+0xb5/0x140
[  423.691463]  __alloc_pages_nodemask+0xad8/0xea0
[  423.696129]  ? zap_class+0x640/0x640
[  423.699851]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  423.704878]  ? find_held_lock+0x36/0x1c0
[  423.708955]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.713627]  ? lock_downgrade+0x900/0x900
[  423.717783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.723341]  cache_grow_begin+0xa5/0x8c0
[  423.727415]  ? do_raw_spin_unlock+0xa7/0x330
[  423.731830]  fallback_alloc+0x204/0x2e0
[  423.735818]  ____cache_alloc_node+0x1c7/0x1e0
[  423.740328]  kmem_cache_alloc_node+0xe3/0x730
[  423.744838]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.749086]  __alloc_skb+0x119/0x770
[  423.752802]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.758086]  ? netdev_alloc_frag+0x1f0/0x1f0
[  423.762511]  ? lock_downgrade+0x900/0x900
[  423.766663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.772199]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.777671]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.783125]  ? addrconf_rs_timer+0x690/0x690
[  423.787550]  ndisc_alloc_skb+0x144/0x340
[  423.791619]  ndisc_send_rs+0x331/0x6e0
[  423.795514]  addrconf_rs_timer+0x314/0x690
[  423.799754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.804029]  call_timer_fn+0x272/0x920
[  423.807914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.812191]  ? process_timeout+0x40/0x40
[  423.816284]  ? mark_held_locks+0xc7/0x130
[  423.820443]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.824952]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.829460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.833696]  ? lockdep_hardirqs_on+0x296/0x5b0
[  423.838282]  ? trace_hardirqs_on+0xbd/0x310
[  423.842630]  ? kasan_check_read+0x11/0x20
[  423.846776]  ? __run_timers+0x7da/0xc70
[  423.850765]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.855898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.860142]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.864379]  __run_timers+0x7e5/0xc70
[  423.868208]  ? timer_fixup_init+0x70/0x70
[  423.872356]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.877376]  ? zap_class+0x640/0x640
[  423.881098]  ? print_usage_bug+0xc0/0xc0
[  423.885163]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.890363]  ? find_held_lock+0x36/0x1c0
[  423.894434]  ? zap_class+0x640/0x640
[  423.898154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.903690]  ? check_preemption_disabled+0x48/0x280
[  423.908714]  ? __lock_is_held+0xb5/0x140
[  423.912783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.918335]  ? check_preemption_disabled+0x48/0x280
[  423.923356]  run_timer_softirq+0x52/0xb0
[  423.927418]  ? rcu_read_lock_sched_held+0x14f/0x180
[  423.932439]  __do_softirq+0x308/0xb7e
[  423.936259]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  423.940753]  ? lock_downgrade+0x900/0x900
[  423.944918]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  423.950037]  ? pvclock_read_flags+0x160/0x160
[  423.954534]  ? lapic_next_event+0x5a/0x90
[  423.958682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.964230]  ? kvm_clock_read+0x18/0x30
[  423.968216]  ? kvm_sched_clock_read+0x9/0x20
[  423.972626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.978162]  ? check_preemption_disabled+0x48/0x280
[  423.983193]  irq_exit+0x17f/0x1c0
[  423.986913]  smp_apic_timer_interrupt+0x1cb/0x760
[  423.991764]  ? smp_call_function_single_interrupt+0x650/0x650
[  423.997649]  ? interrupt_entry+0xb5/0xc0
[  424.001715]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.006730]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.011751]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.016597]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.021632]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.026675]  ? task_prio+0x50/0x50
[  424.030258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.035802]  ? check_preemption_disabled+0x48/0x280
[  424.040826]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.045694]  apic_timer_interrupt+0xf/0x20
[  424.049920]  </IRQ>
[  424.052171] RIP: 0010:check_memory_region+0x117/0x1b0
[  424.057367] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  424.076269] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  424.084001] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  424.091267] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  424.098534] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  424.105818] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  424.113086] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  424.120387]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.125685]  kasan_check_read+0x11/0x20
[  424.129657]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.134755]  ? rcu_softirq_qs+0x20/0x20
[  424.138754]  rcu_is_watching+0x10/0x30
[  424.142658]  page_evictable+0x3c0/0x540
[  424.146635]  ? kswapd_stop+0x100/0x100
[  424.150560]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.155681]  ? perf_trace_sched_process_exec+0x860/0x860
[  424.161151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.166692]  ? check_preemption_disabled+0x48/0x280
[  424.171744]  shrink_active_list+0x869/0x1f00
[  424.176165]  ? mark_held_locks+0xc7/0x130
[  424.180339]  ? shrink_inactive_list+0x1c60/0x1c60
[  424.185186]  ? trace_hardirqs_on+0xbd/0x310
[  424.189530]  ? find_held_lock+0x36/0x1c0
[  424.193592]  ? shrink_inactive_list+0xa4a/0x1c60
[  424.198353]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.203470]  ? zap_class+0x640/0x640
[  424.207190]  ? print_usage_bug+0xc0/0xc0
[  424.211281]  ? __page_frag_cache_drain+0x210/0x210
[  424.216227]  ? print_usage_bug+0xc0/0xc0
[  424.220313]  ? mark_held_locks+0xc7/0x130
[  424.224498]  ? find_held_lock+0x36/0x1c0
[  424.228573]  ? zap_class+0x640/0x640
[  424.232294]  ? mark_held_locks+0xc7/0x130
[  424.236461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.242001]  ? check_preemption_disabled+0x48/0x280
[  424.247025]  ? zap_class+0x640/0x640
[  424.250745]  ? __lock_is_held+0xb5/0x140
[  424.254810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.260356]  ? check_preemption_disabled+0x48/0x280
[  424.265384]  ? __lock_is_held+0xb5/0x140
[  424.269474]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.274507]  ? inactive_list_is_low+0x305/0x880
[  424.279183]  ? lruvec_lru_size+0x450/0x450
[  424.283426]  ? kasan_check_read+0x11/0x20
[  424.287598]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  424.292553]  shrink_node_memcg+0x803/0x18f0
[  424.296889]  ? shrink_active_list+0x1f00/0x1f00
[  424.301564]  ? lock_downgrade+0x900/0x900
[  424.305710]  ? check_flush_dependency+0x410/0x410
[  424.310565]  ? kasan_check_read+0x11/0x20
[  424.314711]  ? do_raw_spin_unlock+0xa7/0x330
[  424.319127]  ? ___preempt_schedule+0x16/0x18
[  424.323557]  ? _raw_spin_unlock+0x3f/0x50
[  424.327728]  shrink_node+0x3bc/0x16b0
[  424.331532]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  424.336847]  ? shrink_node_memcg+0x18f0/0x18f0
[  424.341430]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  424.346017]  ? trace_hardirqs_on+0xbd/0x310
[  424.350350]  ? vmpressure+0x271/0x340
[  424.354163]  ? do_raw_spin_trylock+0x270/0x270
[  424.358754]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.364301]  ? __cpuset_node_allowed+0x19b/0x660
[  424.369062]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  424.374790]  ? vmpressure+0x1a2/0x340
[  424.378619]  do_try_to_free_pages+0x3e7/0x1290
[  424.383211]  ? zap_class+0x640/0x640
[  424.386954]  ? shrink_node+0x16b0/0x16b0
[  424.391109]  ? __lock_is_held+0xb5/0x140
[  424.395185]  try_to_free_pages+0x4d0/0xb90
[  424.399430]  ? do_try_to_free_pages+0x1290/0x1290
[  424.404296]  ? lock_acquire+0x1ed/0x520
[  424.408304]  ? set_page_refcounted+0x280/0x280
[  424.412909]  ? lock_release+0xa00/0xa00
[  424.416903]  ? _raw_spin_unlock_irq+0x60/0x80
[  424.421397]  ? psi_memstall_enter+0x240/0x2b0
[  424.425892]  ? psi_memstall_tick+0x230/0x230
[  424.430311]  __alloc_pages_slowpath+0xa48/0x2de0
[  424.435097]  ? warn_alloc+0x120/0x120
[  424.438898]  ? mark_held_locks+0x130/0x130
[  424.443142]  ? find_get_entry+0xaae/0x1120
[  424.447387]  ? filemap_map_pages+0x1a20/0x1a20
[  424.451982]  ? zap_class+0x640/0x640
[  424.455702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.461241]  ? check_preemption_disabled+0x48/0x280
[  424.466288]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.471830]  ? should_fail+0x22d/0xd01
[  424.475722]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.480831]  ? zap_class+0x640/0x640
[  424.484570]  ? __lock_is_held+0xb5/0x140
[  424.488640]  ? mark_held_locks+0x130/0x130
[  424.492881]  ? lock_release+0xa00/0xa00
[  424.496858]  ? perf_trace_sched_process_exec+0x860/0x860
[  424.502324]  ? xa_load+0x2ba/0x460
[  424.505876]  ? lock_downgrade+0x900/0x900
[  424.510027]  ? __might_sleep+0x95/0x190
[  424.514020]  __alloc_pages_nodemask+0xad8/0xea0
[  424.518692]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  424.523709]  ? __page_cache_alloc+0x191/0x5c0
[  424.528205]  ? xa_load+0x2e1/0x460
[  424.531739]  ? xa_clear_mark+0x40/0x40
[  424.535626]  ? zap_class+0x640/0x640
[  424.539354]  ? zap_class+0x640/0x640
[  424.543072]  ? zap_class+0x640/0x640
[  424.546791]  ? __do_page_cache_readahead+0x663/0x810
[  424.551899]  ? find_held_lock+0x36/0x1c0
[  424.555974]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  424.561519]  alloc_pages_current+0x173/0x350
[  424.565936]  __page_cache_alloc+0x38c/0x5c0
[  424.570263]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.575189]  ? kasan_check_read+0x11/0x20
[  424.579344]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.584622]  ? generic_perform_write+0x6a0/0x6a0
[  424.589388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.594930]  ? check_preemption_disabled+0x48/0x280
[  424.599965]  filemap_fault+0x1595/0x25f0
[  424.604034]  ? __lock_page_or_retry+0xa00/0xa00
[  424.608704]  ? mark_held_locks+0x130/0x130
[  424.612958]  ? filemap_map_pages+0xd6b/0x1a20
[  424.617455]  ? lock_downgrade+0x900/0x900
[  424.621626]  ? check_preemption_disabled+0x48/0x280
[  424.626642]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.631568]  ? kasan_check_read+0x11/0x20
[  424.635740]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.641049]  ? rcu_softirq_qs+0x20/0x20
[  424.645052]  ? filemap_map_pages+0xd92/0x1a20
[  424.649554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.655188]  ? find_get_entries_tag+0x1400/0x1400
[  424.660044]  ? __lock_acquire+0x62f/0x4c20
[  424.664289]  ? lock_acquire+0x1ed/0x520
[  424.668263]  ? ext4_filemap_fault+0x7a/0xad
[  424.672595]  ? lock_release+0xa00/0xa00
[  424.676569]  ? perf_trace_sched_process_exec+0x860/0x860
[  424.682056]  ? print_usage_bug+0xc0/0xc0
[  424.686118]  ? print_usage_bug+0xc0/0xc0
[  424.690188]  ? down_read+0x8d/0x120
[  424.693834]  ? ext4_filemap_fault+0x7a/0xad
[  424.698155]  ? __down_interruptible+0x700/0x700
[  424.702829]  ext4_filemap_fault+0x82/0xad
[  424.706983]  __do_fault+0x100/0x6b0
[  424.710641]  ? pmd_devmap_trans_unstable+0x220/0x220
[  424.715757]  ? mark_held_locks+0x130/0x130
[  424.719994]  ? mark_held_locks+0x130/0x130
[  424.724231]  ? find_held_lock+0x36/0x1c0
[  424.728297]  ? find_held_lock+0x36/0x1c0
[  424.732364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.737907]  __handle_mm_fault+0x3ea0/0x5be0
[  424.742324]  ? poll_select_copy_remaining+0x18c/0x6a0
[  424.747525]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  424.752385]  ? __might_fault+0x12b/0x1e0
[  424.756453]  ? lock_downgrade+0x900/0x900
[  424.760612]  ? zap_class+0x640/0x640
[  424.764326]  ? zap_class+0x640/0x640
[  424.768048]  ? find_held_lock+0x36/0x1c0
[  424.772116]  ? handle_mm_fault+0x42a/0xc70
[  424.776351]  ? lock_downgrade+0x900/0x900
[  424.780502]  ? check_preemption_disabled+0x48/0x280
[  424.785525]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.790473]  ? kasan_check_read+0x11/0x20
[  424.794631]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.799922]  ? rcu_softirq_qs+0x20/0x20
[  424.803928]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.809085]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.814623]  ? check_preemption_disabled+0x48/0x280
[  424.819651]  handle_mm_fault+0x54f/0xc70
[  424.823733]  ? __handle_mm_fault+0x5be0/0x5be0
[  424.828337]  ? find_vma+0x34/0x190
[  424.831887]  __do_page_fault+0x5e8/0xe60
[  424.835955]  ? trace_hardirqs_off+0xb8/0x310
[  424.840375]  do_page_fault+0xf2/0x7e0
[  424.844176]  ? vmalloc_sync_all+0x30/0x30
[  424.848328]  ? error_entry+0x70/0xd0
[  424.852046]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.857074]  ? trace_hardirqs_on_caller+0xc0/0x310
[  424.862020]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.866955]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.871797]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.876831]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.882297]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.887332]  ? prepare_exit_to_usermode+0x291/0x3b0
[  424.892354]  ? page_fault+0x8/0x30
[  424.895897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.900746]  ? page_fault+0x8/0x30
[  424.904293]  page_fault+0x1e/0x30
[  424.907748] RIP: 0033:0x7efe5ebdedd3
[  424.911476] Code: Bad RIP value.
[  424.914855] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  424.920220] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  424.927492] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  424.934771] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  424.942034] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  424.949302] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  424.956585] warn_alloc_show_mem: 1 callbacks suppressed
[  424.956597] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  424.956599] Mem-Info:
[  424.956629] active_anon:51362 inactive_anon:188 isolated_anon:0
[  424.956629]  active_file:14 inactive_file:10 isolated_file:0
[  424.956629]  unevictable:0 dirty:0 writeback:0 unstable:0
[  424.956629]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  424.956629]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  424.956629]  free:13762 free_pcp:570 free_cma:0
[  424.961971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.969254] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  424.971655] Call Trace:
[  425.004520] 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
[  425.013862]  <IRQ>
[  425.041255] lowmem_reserve[]: 0 2818 6321 6321
[  425.043841]  dump_stack+0x244/0x39d
[  425.069922] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  425.072088]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.076633] lowmem_reserve[]: 0 0 3503 3503
[  425.080271]  warn_alloc.cold.116+0xb7/0x1bd
[  425.107908] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  425.113088]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  425.117763] lowmem_reserve[]: 0 0 0 0
[  425.122094]  ? lock_downgrade+0x900/0x900
[  425.151045] 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
[  425.156298]  ? trace_hardirqs_off+0xb8/0x310
[  425.160070] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  425.164223]  ? trace_hardirqs_off+0xb8/0x310
[  425.177719] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  425.182123]  __alloc_pages_slowpath+0x2651/0x2de0
[  425.197358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  425.201809]  ? warn_alloc+0x120/0x120
[  425.216772] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  425.221608]  ? print_usage_bug+0xc0/0xc0
[  425.230420] 268 total pagecache pages
[  425.234220]  ? warn_alloc+0x120/0x120
[  425.242780] 0 pages in swap cache
[  425.246823]  ? warn_alloc+0x120/0x120
[  425.250614] Swap cache stats: add 0, delete 0, find 0/0
[  425.254441]  ? print_usage_bug+0xc0/0xc0
[  425.257872] Free swap  = 0kB
[  425.261666]  ? kvm_clock_read+0x18/0x30
[  425.267005] Total swap = 0kB
[  425.271077]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  425.274071] 1965979 pages RAM
[  425.278036]  ? print_usage_bug+0xc0/0xc0
[  425.281030] 0 pages HighMem/MovableOnly
[  425.286055]  ? __lock_acquire+0x62f/0x4c20
[  425.289135] 342854 pages reserved
[  425.293190]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.297141] 0 pages cma reserved
[  425.301369]  ? should_fail+0x22d/0xd01
[  425.304869] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  425.310319]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.310336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.310352]  ? __lock_acquire+0x62f/0x4c20
[  425.313752] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  425.317582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.324045] init cpuset=/ mems_allowed=0
[  425.329310]  ? __lock_acquire+0x62f/0x4c20
[  425.361700]  ? should_fail+0x22d/0xd01
[  425.365605]  ? rcu_irq_exit+0x1a2/0x390
[  425.369598]  ? mark_held_locks+0x130/0x130
[  425.373838]  ? mark_held_locks+0x130/0x130
[  425.378083]  ? mark_held_locks+0xc7/0x130
[  425.382247]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  425.387264]  ? zap_class+0x640/0x640
[  425.390979]  ? print_usage_bug+0xc0/0xc0
[  425.395045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.400615]  ? check_preemption_disabled+0x48/0x280
[  425.405666]  ? __lock_is_held+0xb5/0x140
[  425.409750]  __alloc_pages_nodemask+0xad8/0xea0
[  425.414417]  ? zap_class+0x640/0x640
[  425.418133]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  425.423157]  ? find_held_lock+0x36/0x1c0
[  425.427223]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.431901]  ? lock_downgrade+0x900/0x900
[  425.436070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.441624]  cache_grow_begin+0xa5/0x8c0
[  425.445686]  ? do_raw_spin_unlock+0xa7/0x330
[  425.450104]  fallback_alloc+0x204/0x2e0
[  425.454093]  ____cache_alloc_node+0x1c7/0x1e0
[  425.458594]  kmem_cache_alloc_node+0xe3/0x730
[  425.463091]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.467334]  __alloc_skb+0x119/0x770
[  425.471049]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.476345]  ? netdev_alloc_frag+0x1f0/0x1f0
[  425.480758]  ? lock_downgrade+0x900/0x900
[  425.484913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.490458]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.495916]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.501383]  ? addrconf_rs_timer+0x690/0x690
[  425.505802]  ndisc_alloc_skb+0x144/0x340
[  425.509866]  ndisc_send_rs+0x331/0x6e0
[  425.513760]  addrconf_rs_timer+0x314/0x690
[  425.517999]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.522237]  call_timer_fn+0x272/0x920
[  425.526120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.530351]  ? process_timeout+0x40/0x40
[  425.534419]  ? __run_timers+0x7da/0xc70
[  425.538392]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.542884]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.547375]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.551607]  ? lockdep_hardirqs_on+0x296/0x5b0
[  425.556220]  ? trace_hardirqs_on+0xbd/0x310
[  425.560583]  ? kasan_check_read+0x11/0x20
[  425.564732]  ? __run_timers+0x7da/0xc70
[  425.568722]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.573834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.578098]  __run_timers+0x7e5/0xc70
[  425.581907]  ? timer_fixup_init+0x70/0x70
[  425.586064]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.591081]  ? zap_class+0x640/0x640
[  425.594803]  ? enqueue_hrtimer+0x1a5/0x560
[  425.599042]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  425.604236]  ? find_held_lock+0x36/0x1c0
[  425.608304]  ? zap_class+0x640/0x640
[  425.612020]  ? pvclock_read_flags+0x160/0x160
[  425.616517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.622058]  ? check_preemption_disabled+0x48/0x280
[  425.627088]  ? __lock_is_held+0xb5/0x140
[  425.631151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.636687]  ? check_preemption_disabled+0x48/0x280
[  425.641729]  run_timer_softirq+0x52/0xb0
[  425.645796]  ? rcu_read_lock_sched_held+0x14f/0x180
[  425.650814]  __do_softirq+0x308/0xb7e
[  425.654632]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  425.659158]  ? lock_downgrade+0x900/0x900
[  425.663323]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  425.668444]  ? pvclock_read_flags+0x160/0x160
[  425.672938]  ? lapic_next_event+0x5a/0x90
[  425.677094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.682635]  ? kvm_clock_read+0x18/0x30
[  425.686622]  ? kvm_sched_clock_read+0x9/0x20
[  425.691033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.696562]  ? check_preemption_disabled+0x48/0x280
[  425.701626]  irq_exit+0x17f/0x1c0
[  425.705136]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.709991]  ? smp_reschedule_interrupt+0x109/0x650
[  425.715010]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.720893]  ? interrupt_entry+0xb5/0xc0
[  425.724966]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.729987]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.735008]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.739863]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.744881]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.749901]  ? task_prio+0x50/0x50
[  425.753450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.758992]  ? check_preemption_disabled+0x48/0x280
[  425.764021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.768874]  apic_timer_interrupt+0xf/0x20
[  425.773118]  </IRQ>
[  425.775357] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  425.780300] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  425.799201] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  425.806934] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  425.814212] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  425.821481] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  425.828748] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  425.836016] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  425.843320]  skb_clone+0x1bb/0x500
[  425.846861]  ? finish_task_switch+0x663/0x910
[  425.851357]  ? skb_split+0x11e0/0x11e0
[  425.855261]  ? preempt_notifier_register+0x200/0x200
[  425.860365]  ? __switch_to_asm+0x34/0x70
[  425.864428]  ? __switch_to_asm+0x34/0x70
[  425.868485]  ? __switch_to_asm+0x40/0x70
[  425.872545]  ? __switch_to_asm+0x34/0x70
[  425.876607]  ? __switch_to_asm+0x40/0x70
[  425.880667]  ? __switch_to_asm+0x34/0x70
[  425.884748]  ? __switch_to_asm+0x40/0x70
[  425.888806]  ? __switch_to_asm+0x34/0x70
[  425.892868]  ? __switch_to_asm+0x34/0x70
[  425.896956]  ? __switch_to_asm+0x40/0x70
[  425.901015]  ? __switch_to_asm+0x34/0x70
[  425.905077]  bpf_clone_redirect+0xb9/0x490
[  425.909314]  ? __schedule+0x8d7/0x21d0
[  425.913207]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  425.918231]  ? __sched_text_start+0x8/0x8
[  425.922393]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.927155]  ? find_held_lock+0x36/0x1c0
[  425.931224]  ? lock_acquire+0x1ed/0x520
[  425.935202]  ? bpf_test_run+0x3cb/0x780
[  425.939197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.944782]  ? check_preemption_disabled+0x48/0x280
[  425.949805]  ? kasan_check_read+0x11/0x20
[  425.953959]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.959236]  ? rcu_softirq_qs+0x20/0x20
[  425.963229]  ? preempt_schedule+0x4d/0x60
[  425.967443]  ? ___preempt_schedule+0x16/0x18
[  425.971861]  ? bpf_test_run+0x25d/0x780
[  425.975845]  ? netlink_diag_dump+0x2a0/0x2a0
[  425.980256]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.986007]  ? bpf_test_init.isra.10+0x70/0x100
[  425.990696]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  425.995466]  ? bpf_test_finish.isra.9+0x260/0x260
[  426.000322]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.005863]  ? fput+0x130/0x1a0
[  426.009149]  ? __bpf_prog_get+0x9b/0x290
[  426.013212]  ? bpf_test_finish.isra.9+0x260/0x260
[  426.018077]  ? bpf_prog_test_run+0x130/0x1a0
[  426.022490]  ? __x64_sys_bpf+0x3db/0x520
[  426.026782]  ? bpf_prog_get+0x20/0x20
[  426.030606]  ? do_syscall_64+0x1b9/0x820
[  426.034664]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  426.040047]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.044985]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.050007]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  426.055028]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  426.061700]  ? __switch_to_asm+0x40/0x70
[  426.065767]  ? __switch_to_asm+0x34/0x70
[  426.069863]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.074728]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  426.080115] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  426.080185] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.086368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.086377] Call Trace:
[  426.092950] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.102197]  <IRQ>
[  426.104768] syz-executor2 cpuset=syz2 mems_allowed=0
[  426.115252]  dump_stack+0x244/0x39d
[  426.126616]  ? dump_stack_print_info.cold.1+0x20/0x20
[  426.131867]  warn_alloc.cold.116+0xb7/0x1bd
[  426.136193]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.141047]  ? lock_downgrade+0x900/0x900
[  426.145224]  ? trace_hardirqs_off+0xb8/0x310
[  426.149638]  ? trace_hardirqs_off+0xb8/0x310
[  426.154054]  __alloc_pages_slowpath+0x2651/0x2de0
[  426.158979]  ? warn_alloc+0x120/0x120
[  426.162787]  ? print_usage_bug+0xc0/0xc0
[  426.166850]  ? warn_alloc+0x120/0x120
[  426.170655]  ? warn_alloc+0x120/0x120
[  426.174471]  ? print_usage_bug+0xc0/0xc0
[  426.178540]  ? print_usage_bug+0xc0/0xc0
[  426.182626]  ? __lock_acquire+0x62f/0x4c20
[  426.186867]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.192402]  ? should_fail+0x22d/0xd01
[  426.196288]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.201391]  ? __lock_acquire+0x62f/0x4c20
[  426.205656]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.210754]  ? __lock_acquire+0x62f/0x4c20
[  426.215012]  ? should_fail+0x22d/0xd01
[  426.218896]  ? find_held_lock+0x36/0x1c0
[  426.222989]  ? mark_held_locks+0x130/0x130
[  426.227275]  ? mark_held_locks+0x130/0x130
[  426.231512]  ? zap_class+0x640/0x640
[  426.235246]  ? zap_class+0x640/0x640
[  426.238985]  ? print_usage_bug+0xc0/0xc0
[  426.243051]  ? do_raw_spin_unlock+0xa7/0x330
[  426.247461]  ? zap_class+0x640/0x640
[  426.251195]  ? print_usage_bug+0xc0/0xc0
[  426.255278]  ? wq_watchdog_touch+0x9c/0xfe
[  426.259513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.265053]  ? check_preemption_disabled+0x48/0x280
[  426.270099]  ? __lock_is_held+0xb5/0x140
[  426.274197]  __alloc_pages_nodemask+0xad8/0xea0
[  426.278887]  ? zap_class+0x640/0x640
[  426.282603]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  426.287676]  ? find_held_lock+0x36/0x1c0
[  426.291757]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.296429]  ? lock_downgrade+0x900/0x900
[  426.300614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.306173]  cache_grow_begin+0xa5/0x8c0
[  426.310259]  ? do_raw_spin_unlock+0xa7/0x330
[  426.314693]  fallback_alloc+0x204/0x2e0
[  426.318731]  ____cache_alloc_node+0x1c7/0x1e0
[  426.323233]  kmem_cache_alloc_node+0xe3/0x730
[  426.327777]  ? ipv6_get_ifaddr+0x42e/0x620
[  426.332024]  __alloc_skb+0x119/0x770
[  426.335738]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.341019]  ? netdev_alloc_frag+0x1f0/0x1f0
[  426.345426]  ? lock_downgrade+0x900/0x900
[  426.349582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.355124]  ? refcount_sub_and_test_checked+0x203/0x310
[  426.360584]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  426.366066]  ? addrconf_rs_timer+0x690/0x690
[  426.370485]  ndisc_alloc_skb+0x144/0x340
[  426.374550]  ndisc_send_rs+0x331/0x6e0
[  426.378475]  addrconf_rs_timer+0x314/0x690
[  426.382717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.386972]  call_timer_fn+0x272/0x920
[  426.390871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.395108]  ? process_timeout+0x40/0x40
[  426.399179]  ? mark_held_locks+0xc7/0x130
[  426.403332]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.407823]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.412312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.416543]  ? lockdep_hardirqs_on+0x296/0x5b0
[  426.421142]  ? trace_hardirqs_on+0xbd/0x310
[  426.425466]  ? kasan_check_read+0x11/0x20
[  426.429628]  ? __run_timers+0x7da/0xc70
[  426.433602]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.438709]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.442958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.447193]  __run_timers+0x7e5/0xc70
[  426.451013]  ? timer_fixup_init+0x70/0x70
[  426.455165]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.460184]  ? zap_class+0x640/0x640
[  426.463911]  ? print_usage_bug+0xc0/0xc0
[  426.468002]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.473214]  ? find_held_lock+0x36/0x1c0
[  426.477281]  ? zap_class+0x640/0x640
[  426.481002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.486541]  ? check_preemption_disabled+0x48/0x280
[  426.491582]  ? __lock_is_held+0xb5/0x140
[  426.495663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.501211]  ? check_preemption_disabled+0x48/0x280
[  426.506239]  run_timer_softirq+0x52/0xb0
[  426.510303]  ? rcu_read_lock_sched_held+0x14f/0x180
[  426.515377]  __do_softirq+0x308/0xb7e
[  426.519182]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  426.523680]  ? lock_downgrade+0x900/0x900
[  426.527831]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  426.532963]  ? pvclock_read_flags+0x160/0x160
[  426.537480]  ? lapic_next_event+0x5a/0x90
[  426.541631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.547177]  ? kvm_clock_read+0x18/0x30
[  426.551170]  ? kvm_sched_clock_read+0x9/0x20
[  426.555613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.561168]  ? check_preemption_disabled+0x48/0x280
[  426.566194]  irq_exit+0x17f/0x1c0
[  426.569656]  smp_apic_timer_interrupt+0x1cb/0x760
[  426.574501]  ? smp_call_function_single_interrupt+0x650/0x650
[  426.580390]  ? interrupt_entry+0xb5/0xc0
[  426.584464]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.589477]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.594532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.599372]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.604397]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.609423]  ? task_prio+0x50/0x50
[  426.612981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.618523]  ? check_preemption_disabled+0x48/0x280
[  426.623544]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.628404]  apic_timer_interrupt+0xf/0x20
[  426.632630]  </IRQ>
[  426.634884] RIP: 0010:check_memory_region+0x117/0x1b0
[  426.640074] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  426.658982] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  426.666700] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  426.673973] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  426.681241] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  426.688550] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  426.695814] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  426.703093]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.708391]  kasan_check_read+0x11/0x20
[  426.712368]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.717477]  ? rcu_softirq_qs+0x20/0x20
[  426.721466]  rcu_is_watching+0x10/0x30
[  426.725363]  page_evictable+0x3c0/0x540
[  426.729344]  ? kswapd_stop+0x100/0x100
[  426.733238]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.738346]  ? perf_trace_sched_process_exec+0x860/0x860
[  426.743818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.749360]  ? check_preemption_disabled+0x48/0x280
[  426.754386]  shrink_active_list+0x869/0x1f00
[  426.758804]  ? mark_held_locks+0xc7/0x130
[  426.762969]  ? shrink_inactive_list+0x1c60/0x1c60
[  426.767822]  ? trace_hardirqs_on+0xbd/0x310
[  426.772174]  ? find_held_lock+0x36/0x1c0
[  426.776252]  ? shrink_inactive_list+0xa4a/0x1c60
[  426.781024]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.786160]  ? zap_class+0x640/0x640
[  426.789875]  ? print_usage_bug+0xc0/0xc0
[  426.793992]  ? __page_frag_cache_drain+0x210/0x210
[  426.798921]  ? print_usage_bug+0xc0/0xc0
[  426.802997]  ? mark_held_locks+0xc7/0x130
[  426.807156]  ? find_held_lock+0x36/0x1c0
[  426.811245]  ? zap_class+0x640/0x640
[  426.814969]  ? mark_held_locks+0xc7/0x130
[  426.819121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.824659]  ? check_preemption_disabled+0x48/0x280
[  426.829710]  ? zap_class+0x640/0x640
[  426.833427]  ? __lock_is_held+0xb5/0x140
[  426.837493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.843038]  ? check_preemption_disabled+0x48/0x280
[  426.848082]  ? __lock_is_held+0xb5/0x140
[  426.852170]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.857194]  ? inactive_list_is_low+0x305/0x880
[  426.861880]  ? lruvec_lru_size+0x450/0x450
[  426.866117]  ? kasan_check_read+0x11/0x20
[  426.870291]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  426.875249]  shrink_node_memcg+0x803/0x18f0
[  426.879583]  ? shrink_active_list+0x1f00/0x1f00
[  426.884254]  ? lock_downgrade+0x900/0x900
[  426.888416]  ? check_flush_dependency+0x410/0x410
[  426.893260]  ? kasan_check_read+0x11/0x20
[  426.897409]  ? do_raw_spin_unlock+0xa7/0x330
[  426.901821]  ? ___preempt_schedule+0x16/0x18
[  426.906236]  ? _raw_spin_unlock+0x3f/0x50
[  426.910410]  shrink_node+0x3bc/0x16b0
[  426.914258]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  426.919556]  ? shrink_node_memcg+0x18f0/0x18f0
[  426.924137]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  426.928719]  ? trace_hardirqs_on+0xbd/0x310
[  426.933044]  ? vmpressure+0x271/0x340
[  426.936862]  ? do_raw_spin_trylock+0x270/0x270
[  426.941452]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.946990]  ? __cpuset_node_allowed+0x19b/0x660
[  426.951759]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  426.957472]  ? vmpressure+0x1a2/0x340
[  426.961284]  do_try_to_free_pages+0x3e7/0x1290
[  426.965863]  ? zap_class+0x640/0x640
[  426.969607]  ? shrink_node+0x16b0/0x16b0
[  426.973669]  ? __lock_is_held+0xb5/0x140
[  426.977759]  try_to_free_pages+0x4d0/0xb90
[  426.981999]  ? do_try_to_free_pages+0x1290/0x1290
[  426.986856]  ? lock_acquire+0x1ed/0x520
[  426.990835]  ? set_page_refcounted+0x280/0x280
[  426.995427]  ? lock_release+0xa00/0xa00
[  426.999407]  ? _raw_spin_unlock_irq+0x60/0x80
[  427.003902]  ? psi_memstall_enter+0x240/0x2b0
[  427.008397]  ? psi_memstall_tick+0x230/0x230
[  427.012840]  __alloc_pages_slowpath+0xa48/0x2de0
[  427.017627]  ? warn_alloc+0x120/0x120
[  427.021429]  ? mark_held_locks+0x130/0x130
[  427.025670]  ? find_get_entry+0xaae/0x1120
[  427.029929]  ? filemap_map_pages+0x1a20/0x1a20
[  427.034525]  ? zap_class+0x640/0x640
[  427.038247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.043786]  ? check_preemption_disabled+0x48/0x280
[  427.048805]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.054390]  ? should_fail+0x22d/0xd01
[  427.058282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.063388]  ? zap_class+0x640/0x640
[  427.067127]  ? __lock_is_held+0xb5/0x140
[  427.071208]  ? mark_held_locks+0x130/0x130
[  427.075480]  ? lock_release+0xa00/0xa00
[  427.079458]  ? perf_trace_sched_process_exec+0x860/0x860
[  427.084920]  ? xa_load+0x2ba/0x460
[  427.088471]  ? lock_downgrade+0x900/0x900
[  427.092628]  ? __might_sleep+0x95/0x190
[  427.096623]  __alloc_pages_nodemask+0xad8/0xea0
[  427.101299]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  427.106327]  ? __page_cache_alloc+0x191/0x5c0
[  427.110821]  ? xa_load+0x2e1/0x460
[  427.114363]  ? xa_clear_mark+0x40/0x40
[  427.118463]  ? zap_class+0x640/0x640
[  427.122184]  ? zap_class+0x640/0x640
[  427.125905]  ? zap_class+0x640/0x640
[  427.129627]  ? __do_page_cache_readahead+0x663/0x810
[  427.134750]  ? find_held_lock+0x36/0x1c0
[  427.138852]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  427.144398]  alloc_pages_current+0x173/0x350
[  427.148820]  __page_cache_alloc+0x38c/0x5c0
[  427.153143]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.158077]  ? kasan_check_read+0x11/0x20
[  427.162229]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.167509]  ? generic_perform_write+0x6a0/0x6a0
[  427.172266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.177801]  ? check_preemption_disabled+0x48/0x280
[  427.182826]  filemap_fault+0x1595/0x25f0
[  427.186900]  ? __lock_page_or_retry+0xa00/0xa00
[  427.191569]  ? mark_held_locks+0x130/0x130
[  427.195818]  ? filemap_map_pages+0xd6b/0x1a20
[  427.200324]  ? lock_downgrade+0x900/0x900
[  427.204487]  ? check_preemption_disabled+0x48/0x280
[  427.209538]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.214468]  ? kasan_check_read+0x11/0x20
[  427.218642]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.223917]  ? rcu_softirq_qs+0x20/0x20
[  427.227907]  ? filemap_map_pages+0xd92/0x1a20
[  427.232407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.237977]  ? find_get_entries_tag+0x1400/0x1400
[  427.242825]  ? __lock_acquire+0x62f/0x4c20
[  427.247088]  ? lock_acquire+0x1ed/0x520
[  427.251065]  ? ext4_filemap_fault+0x7a/0xad
[  427.255393]  ? lock_release+0xa00/0xa00
[  427.259366]  ? perf_trace_sched_process_exec+0x860/0x860
[  427.264834]  ? print_usage_bug+0xc0/0xc0
[  427.268908]  ? print_usage_bug+0xc0/0xc0
[  427.272986]  ? down_read+0x8d/0x120
[  427.276625]  ? ext4_filemap_fault+0x7a/0xad
[  427.280953]  ? __down_interruptible+0x700/0x700
[  427.285658]  ext4_filemap_fault+0x82/0xad
[  427.289821]  __do_fault+0x100/0x6b0
[  427.293459]  ? pmd_devmap_trans_unstable+0x220/0x220
[  427.298568]  ? mark_held_locks+0x130/0x130
[  427.302803]  ? mark_held_locks+0x130/0x130
[  427.307041]  ? find_held_lock+0x36/0x1c0
[  427.311112]  ? find_held_lock+0x36/0x1c0
[  427.315181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.320730]  __handle_mm_fault+0x3ea0/0x5be0
[  427.325139]  ? poll_select_copy_remaining+0x18c/0x6a0
[  427.330338]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  427.335238]  ? __might_fault+0x12b/0x1e0
[  427.339340]  ? lock_downgrade+0x900/0x900
[  427.343500]  ? zap_class+0x640/0x640
[  427.347220]  ? zap_class+0x640/0x640
[  427.350952]  ? find_held_lock+0x36/0x1c0
[  427.355027]  ? handle_mm_fault+0x42a/0xc70
[  427.359268]  ? lock_downgrade+0x900/0x900
[  427.363419]  ? check_preemption_disabled+0x48/0x280
[  427.368436]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.373365]  ? kasan_check_read+0x11/0x20
[  427.377510]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.382783]  ? rcu_softirq_qs+0x20/0x20
[  427.386756]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.391874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.397417]  ? check_preemption_disabled+0x48/0x280
[  427.402437]  handle_mm_fault+0x54f/0xc70
[  427.406498]  ? __handle_mm_fault+0x5be0/0x5be0
[  427.411102]  ? find_vma+0x34/0x190
[  427.414656]  __do_page_fault+0x5e8/0xe60
[  427.418748]  ? trace_hardirqs_off+0xb8/0x310
[  427.423184]  do_page_fault+0xf2/0x7e0
[  427.427011]  ? vmalloc_sync_all+0x30/0x30
[  427.431160]  ? error_entry+0x70/0xd0
[  427.434878]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.439894]  ? trace_hardirqs_on_caller+0xc0/0x310
[  427.444825]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.449769]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.454628]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.459663]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.465131]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  427.470147]  ? prepare_exit_to_usermode+0x291/0x3b0
[  427.475177]  ? page_fault+0x8/0x30
[  427.478723]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.483572]  ? page_fault+0x8/0x30
[  427.487110]  page_fault+0x1e/0x30
[  427.490566] RIP: 0033:0x7efe5ebdedd3
[  427.494290] Code: Bad RIP value.
[  427.497653] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  427.503013] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  427.510276] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  427.517556] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  427.524854] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  427.532131] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  427.539430] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  427.539435] warn_alloc_show_mem: 1 callbacks suppressed
[  427.539441] Mem-Info:
[  427.546727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.552097] active_anon:51362 inactive_anon:188 isolated_anon:0
[  427.552097]  active_file:14 inactive_file:10 isolated_file:0
[  427.552097]  unevictable:0 dirty:0 writeback:0 unstable:0
[  427.552097]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  427.552097]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  427.552097]  free:13762 free_pcp:570 free_cma:0
[  427.554472] Call Trace:
[  427.563863] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  427.596718]  <IRQ>
[  427.599297] 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
[  427.626717]  dump_stack+0x244/0x39d
[  427.628834] lowmem_reserve[]: 0 2818 6321 6321
[  427.654939]  ? dump_stack_print_info.cold.1+0x20/0x20
[  427.658547] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  427.663158]  warn_alloc.cold.116+0xb7/0x1bd
[  427.668346] lowmem_reserve[]: 0 0 3503 3503
[  427.696014]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.700309] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  427.704642]  ? lock_downgrade+0x900/0x900
[  427.709472] lowmem_reserve[]: 0 0 0 0
[  427.738445]  ? trace_hardirqs_off+0xb8/0x310
[  427.742579] 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
[  427.746392]  ? trace_hardirqs_off+0xb8/0x310
[  427.750772] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  427.764306]  __alloc_pages_slowpath+0x2651/0x2de0
[  427.768685] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  427.783976]  ? warn_alloc+0x120/0x120
[  427.788811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  427.803799]  ? print_usage_bug+0xc0/0xc0
[  427.807581] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  427.816401]  ? warn_alloc+0x120/0x120
[  427.820438] 268 total pagecache pages
[  427.829010]  ? warn_alloc+0x120/0x120
[  427.832808] 0 pages in swap cache
[  427.836612]  ? print_usage_bug+0xc0/0xc0
[  427.840396] Swap cache stats: add 0, delete 0, find 0/0
[  427.843842]  ? kvm_clock_read+0x18/0x30
[  427.847877] Free swap  = 0kB
[  427.853413]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  427.857361] Total swap = 0kB
[  427.860388]  ? print_usage_bug+0xc0/0xc0
[  427.865382] 1965979 pages RAM
[  427.868393]  ? __lock_acquire+0x62f/0x4c20
[  427.872428] 0 pages HighMem/MovableOnly
[  427.875559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.879770] 342854 pages reserved
[  427.883741]  ? should_fail+0x22d/0xd01
[  427.889268] 0 pages cma reserved
[  427.892718]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.896655] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  427.899938]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.905293] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.911687]  ? __lock_acquire+0x62f/0x4c20
[  427.916778] init cpuset=/ mems_allowed=0
[  427.926475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.939856]  ? __lock_acquire+0x62f/0x4c20
[  427.944088]  ? should_fail+0x22d/0xd01
[  427.947987]  ? rcu_irq_exit+0x1a2/0x390
[  427.951975]  ? mark_held_locks+0x130/0x130
[  427.956241]  ? mark_held_locks+0x130/0x130
[  427.960481]  ? mark_held_locks+0xc7/0x130
[  427.964645]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  427.969675]  ? zap_class+0x640/0x640
[  427.973402]  ? print_usage_bug+0xc0/0xc0
[  427.977483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.983026]  ? check_preemption_disabled+0x48/0x280
[  427.988256]  ? __lock_is_held+0xb5/0x140
[  427.992328]  __alloc_pages_nodemask+0xad8/0xea0
[  427.997022]  ? zap_class+0x640/0x640
[  428.000739]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  428.005789]  ? find_held_lock+0x36/0x1c0
[  428.009864]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.014535]  ? lock_downgrade+0x900/0x900
[  428.018722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.024265]  cache_grow_begin+0xa5/0x8c0
[  428.028346]  ? do_raw_spin_unlock+0xa7/0x330
[  428.032765]  fallback_alloc+0x204/0x2e0
[  428.036745]  ____cache_alloc_node+0x1c7/0x1e0
[  428.041246]  kmem_cache_alloc_node+0xe3/0x730
[  428.045741]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.050007]  __alloc_skb+0x119/0x770
[  428.053724]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.059007]  ? netdev_alloc_frag+0x1f0/0x1f0
[  428.063421]  ? lock_downgrade+0x900/0x900
[  428.067578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.073117]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.078575]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.084029]  ? addrconf_rs_timer+0x690/0x690
[  428.088451]  ndisc_alloc_skb+0x144/0x340
[  428.092517]  ndisc_send_rs+0x331/0x6e0
[  428.096414]  addrconf_rs_timer+0x314/0x690
[  428.100654]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.104901]  call_timer_fn+0x272/0x920
[  428.108787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.113027]  ? process_timeout+0x40/0x40
[  428.117548]  ? __run_timers+0x7da/0xc70
[  428.121557]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.126053]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.130547]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.134783]  ? lockdep_hardirqs_on+0x296/0x5b0
[  428.139370]  ? trace_hardirqs_on+0xbd/0x310
[  428.143696]  ? kasan_check_read+0x11/0x20
[  428.147853]  ? __run_timers+0x7da/0xc70
[  428.151826]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.156967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.161209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.165443]  __run_timers+0x7e5/0xc70
[  428.169256]  ? timer_fixup_init+0x70/0x70
[  428.173408]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.178441]  ? zap_class+0x640/0x640
[  428.182160]  ? enqueue_hrtimer+0x1a5/0x560
[  428.186428]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.191627]  ? find_held_lock+0x36/0x1c0
[  428.195722]  ? zap_class+0x640/0x640
[  428.199438]  ? pvclock_read_flags+0x160/0x160
[  428.203934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.209514]  ? check_preemption_disabled+0x48/0x280
[  428.214536]  ? __lock_is_held+0xb5/0x140
[  428.218595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.224133]  ? check_preemption_disabled+0x48/0x280
[  428.229152]  run_timer_softirq+0x52/0xb0
[  428.233227]  ? rcu_read_lock_sched_held+0x14f/0x180
[  428.238251]  __do_softirq+0x308/0xb7e
[  428.242054]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  428.246557]  ? lock_downgrade+0x900/0x900
[  428.250714]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  428.255824]  ? pvclock_read_flags+0x160/0x160
[  428.260323]  ? lapic_next_event+0x5a/0x90
[  428.264487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.270089]  ? kvm_clock_read+0x18/0x30
[  428.274066]  ? kvm_sched_clock_read+0x9/0x20
[  428.278503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.284035]  ? check_preemption_disabled+0x48/0x280
[  428.289055]  irq_exit+0x17f/0x1c0
[  428.292507]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.297347]  ? smp_reschedule_interrupt+0x109/0x650
[  428.302369]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.308251]  ? interrupt_entry+0xb5/0xc0
[  428.312313]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.317327]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.322344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.327189]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.332205]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.337225]  ? task_prio+0x50/0x50
[  428.340767]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.346307]  ? check_preemption_disabled+0x48/0x280
[  428.351343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.356197]  apic_timer_interrupt+0xf/0x20
[  428.360423]  </IRQ>
[  428.362673] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  428.367620] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  428.386535] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  428.394254] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  428.401521] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  428.408787] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  428.416055] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  428.423338] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  428.430641]  skb_clone+0x1bb/0x500
[  428.434183]  ? finish_task_switch+0x663/0x910
[  428.438677]  ? skb_split+0x11e0/0x11e0
[  428.442570]  ? preempt_notifier_register+0x200/0x200
[  428.447671]  ? __switch_to_asm+0x34/0x70
[  428.451733]  ? __switch_to_asm+0x34/0x70
[  428.455791]  ? __switch_to_asm+0x40/0x70
[  428.459848]  ? __switch_to_asm+0x34/0x70
[  428.463903]  ? __switch_to_asm+0x40/0x70
[  428.467964]  ? __switch_to_asm+0x34/0x70
[  428.472027]  ? __switch_to_asm+0x40/0x70
[  428.476088]  ? __switch_to_asm+0x34/0x70
[  428.480158]  ? __switch_to_asm+0x34/0x70
[  428.484231]  ? __switch_to_asm+0x40/0x70
[  428.488303]  ? __switch_to_asm+0x34/0x70
[  428.492384]  bpf_clone_redirect+0xb9/0x490
[  428.496640]  ? __schedule+0x8d7/0x21d0
[  428.500531]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  428.505569]  ? __sched_text_start+0x8/0x8
[  428.509728]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  428.514543]  ? find_held_lock+0x36/0x1c0
[  428.518612]  ? lock_acquire+0x1ed/0x520
[  428.522587]  ? bpf_test_run+0x3cb/0x780
[  428.526569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.532111]  ? check_preemption_disabled+0x48/0x280
[  428.537134]  ? kasan_check_read+0x11/0x20
[  428.541281]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.546558]  ? rcu_softirq_qs+0x20/0x20
[  428.550532]  ? preempt_schedule+0x4d/0x60
[  428.554683]  ? ___preempt_schedule+0x16/0x18
[  428.559119]  ? bpf_test_run+0x25d/0x780
[  428.563122]  ? netlink_diag_dump+0x2a0/0x2a0
[  428.567534]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.573075]  ? bpf_test_init.isra.10+0x70/0x100
[  428.577749]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  428.582513]  ? bpf_test_finish.isra.9+0x260/0x260
[  428.587386]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  428.592924]  ? fput+0x130/0x1a0
[  428.596216]  ? __bpf_prog_get+0x9b/0x290
[  428.600287]  ? bpf_test_finish.isra.9+0x260/0x260
[  428.605133]  ? bpf_prog_test_run+0x130/0x1a0
[  428.609542]  ? __x64_sys_bpf+0x3db/0x520
[  428.613603]  ? bpf_prog_get+0x20/0x20
[  428.617457]  ? do_syscall_64+0x1b9/0x820
[  428.621530]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  428.626892]  ? syscall_return_slowpath+0x5e0/0x5e0
[  428.631855]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.636890]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  428.641912]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  428.648590]  ? __switch_to_asm+0x40/0x70
[  428.652652]  ? __switch_to_asm+0x34/0x70
[  428.656723]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.661574]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  428.666963] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  428.667031] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  428.673196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  428.673201] Call Trace:
[  428.673213]  <IRQ>
[  428.673232]  dump_stack+0x244/0x39d
[  428.673250]  ? dump_stack_print_info.cold.1+0x20/0x20
[  428.679791] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  428.689092]  warn_alloc.cold.116+0xb7/0x1bd
[  428.691641] syz-executor2 cpuset=syz2 mems_allowed=0
[  428.693797]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  428.727273]  ? lock_downgrade+0x900/0x900
[  428.731430]  ? trace_hardirqs_off+0xb8/0x310
[  428.735849]  ? trace_hardirqs_off+0xb8/0x310
[  428.740274]  __alloc_pages_slowpath+0x2651/0x2de0
[  428.745147]  ? warn_alloc+0x120/0x120
[  428.748985]  ? print_usage_bug+0xc0/0xc0
[  428.753052]  ? warn_alloc+0x120/0x120
[  428.756857]  ? warn_alloc+0x120/0x120
[  428.760662]  ? print_usage_bug+0xc0/0xc0
[  428.764725]  ? kvm_clock_read+0x18/0x30
[  428.768739]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  428.773771]  ? print_usage_bug+0xc0/0xc0
[  428.777833]  ? __lock_acquire+0x62f/0x4c20
[  428.782072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.787610]  ? should_fail+0x22d/0xd01
[  428.791511]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.796821]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.801952]  ? __lock_acquire+0x62f/0x4c20
[  428.806214]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.811344]  ? __lock_acquire+0x62f/0x4c20
[  428.815579]  ? should_fail+0x22d/0xd01
[  428.819464]  ? rcu_irq_exit+0x1a2/0x390
[  428.823452]  ? mark_held_locks+0x130/0x130
[  428.827694]  ? mark_held_locks+0x130/0x130
[  428.831938]  ? mark_held_locks+0xc7/0x130
[  428.836095]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  428.841112]  ? zap_class+0x640/0x640
[  428.844842]  ? print_usage_bug+0xc0/0xc0
[  428.848910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.854450]  ? check_preemption_disabled+0x48/0x280
[  428.859478]  ? __lock_is_held+0xb5/0x140
[  428.863546]  __alloc_pages_nodemask+0xad8/0xea0
[  428.868237]  ? zap_class+0x640/0x640
[  428.871966]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  428.876994]  ? find_held_lock+0x36/0x1c0
[  428.881066]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.885736]  ? lock_downgrade+0x900/0x900
[  428.889893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.895447]  cache_grow_begin+0xa5/0x8c0
[  428.899510]  ? do_raw_spin_unlock+0xa7/0x330
[  428.903939]  fallback_alloc+0x204/0x2e0
[  428.907967]  ____cache_alloc_node+0x1c7/0x1e0
[  428.912471]  kmem_cache_alloc_node+0xe3/0x730
[  428.916988]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.921235]  __alloc_skb+0x119/0x770
[  428.924958]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.930241]  ? netdev_alloc_frag+0x1f0/0x1f0
[  428.934648]  ? lock_downgrade+0x900/0x900
[  428.938809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.944348]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.949805]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.955261]  ? addrconf_rs_timer+0x690/0x690
[  428.959681]  ndisc_alloc_skb+0x144/0x340
[  428.963749]  ndisc_send_rs+0x331/0x6e0
[  428.967670]  addrconf_rs_timer+0x314/0x690
[  428.971940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.976194]  call_timer_fn+0x272/0x920
[  428.980102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.984367]  ? process_timeout+0x40/0x40
[  428.988440]  ? mark_held_locks+0xc7/0x130
[  428.992594]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.997087]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.001582]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.005821]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.010405]  ? trace_hardirqs_on+0xbd/0x310
[  429.014732]  ? kasan_check_read+0x11/0x20
[  429.018879]  ? __run_timers+0x7da/0xc70
[  429.022871]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.028014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.032259]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.036496]  __run_timers+0x7e5/0xc70
[  429.040308]  ? timer_fixup_init+0x70/0x70
[  429.044462]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.049481]  ? zap_class+0x640/0x640
[  429.053200]  ? print_usage_bug+0xc0/0xc0
[  429.057271]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.062470]  ? find_held_lock+0x36/0x1c0
[  429.066538]  ? zap_class+0x640/0x640
[  429.070303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.075841]  ? check_preemption_disabled+0x48/0x280
[  429.080914]  ? __lock_is_held+0xb5/0x140
[  429.084984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.090541]  ? check_preemption_disabled+0x48/0x280
[  429.095581]  run_timer_softirq+0x52/0xb0
[  429.099646]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.104667]  __do_softirq+0x308/0xb7e
[  429.108473]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  429.112976]  ? lock_downgrade+0x900/0x900
[  429.117456]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  429.122565]  ? pvclock_read_flags+0x160/0x160
[  429.127106]  ? lapic_next_event+0x5a/0x90
[  429.131274]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.136816]  ? kvm_clock_read+0x18/0x30
[  429.140789]  ? kvm_sched_clock_read+0x9/0x20
[  429.145196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.150739]  ? check_preemption_disabled+0x48/0x280
[  429.155772]  irq_exit+0x17f/0x1c0
[  429.159251]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.164114]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.170005]  ? interrupt_entry+0xb5/0xc0
[  429.174068]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.179086]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.184109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.188961]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.193977]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.198992]  ? task_prio+0x50/0x50
[  429.202534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.208074]  ? check_preemption_disabled+0x48/0x280
[  429.213119]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.217977]  apic_timer_interrupt+0xf/0x20
[  429.222217]  </IRQ>
[  429.224475] RIP: 0010:check_memory_region+0x117/0x1b0
[  429.229687] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  429.248604] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  429.256309] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  429.263577] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  429.270861] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  429.278159] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  429.285425] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  429.292706]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.298024]  kasan_check_read+0x11/0x20
[  429.302006]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.307109]  ? rcu_softirq_qs+0x20/0x20
[  429.311093]  rcu_is_watching+0x10/0x30
[  429.315082]  page_evictable+0x3c0/0x540
[  429.319058]  ? kswapd_stop+0x100/0x100
[  429.322957]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.328059]  ? perf_trace_sched_process_exec+0x860/0x860
[  429.333505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.339044]  ? check_preemption_disabled+0x48/0x280
[  429.344070]  shrink_active_list+0x869/0x1f00
[  429.348490]  ? mark_held_locks+0xc7/0x130
[  429.352749]  ? shrink_inactive_list+0x1c60/0x1c60
[  429.357594]  ? trace_hardirqs_on+0xbd/0x310
[  429.361914]  ? find_held_lock+0x36/0x1c0
[  429.365985]  ? shrink_inactive_list+0xa4a/0x1c60
[  429.370745]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.375863]  ? zap_class+0x640/0x640
[  429.379580]  ? print_usage_bug+0xc0/0xc0
[  429.383658]  ? __page_frag_cache_drain+0x210/0x210
[  429.388584]  ? print_usage_bug+0xc0/0xc0
[  429.392650]  ? mark_held_locks+0xc7/0x130
[  429.396806]  ? find_held_lock+0x36/0x1c0
[  429.400869]  ? zap_class+0x640/0x640
[  429.404585]  ? mark_held_locks+0xc7/0x130
[  429.408734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.414286]  ? check_preemption_disabled+0x48/0x280
[  429.419312]  ? zap_class+0x640/0x640
[  429.423025]  ? __lock_is_held+0xb5/0x140
[  429.427090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.432630]  ? check_preemption_disabled+0x48/0x280
[  429.437664]  ? __lock_is_held+0xb5/0x140
[  429.441761]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.446777]  ? inactive_list_is_low+0x305/0x880
[  429.451455]  ? lruvec_lru_size+0x450/0x450
[  429.455689]  ? kasan_check_read+0x11/0x20
[  429.459851]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  429.464975]  shrink_node_memcg+0x803/0x18f0
[  429.469313]  ? shrink_active_list+0x1f00/0x1f00
[  429.473986]  ? lock_downgrade+0x900/0x900
[  429.478136]  ? check_flush_dependency+0x410/0x410
[  429.482988]  ? kasan_check_read+0x11/0x20
[  429.487167]  ? do_raw_spin_unlock+0xa7/0x330
[  429.491601]  ? ___preempt_schedule+0x16/0x18
[  429.496020]  ? _raw_spin_unlock+0x3f/0x50
[  429.500176]  shrink_node+0x3bc/0x16b0
[  429.503985]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  429.509285]  ? shrink_node_memcg+0x18f0/0x18f0
[  429.513881]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  429.518467]  ? trace_hardirqs_on+0xbd/0x310
[  429.522790]  ? vmpressure+0x271/0x340
[  429.526623]  ? do_raw_spin_trylock+0x270/0x270
[  429.531252]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  429.536824]  ? __cpuset_node_allowed+0x19b/0x660
[  429.541601]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  429.547313]  ? vmpressure+0x1a2/0x340
[  429.551143]  do_try_to_free_pages+0x3e7/0x1290
[  429.555725]  ? zap_class+0x640/0x640
[  429.559456]  ? shrink_node+0x16b0/0x16b0
[  429.563538]  ? __lock_is_held+0xb5/0x140
[  429.567614]  try_to_free_pages+0x4d0/0xb90
[  429.571888]  ? do_try_to_free_pages+0x1290/0x1290
[  429.576791]  ? lock_acquire+0x1ed/0x520
[  429.580767]  ? set_page_refcounted+0x280/0x280
[  429.585356]  ? lock_release+0xa00/0xa00
[  429.589333]  ? _raw_spin_unlock_irq+0x60/0x80
[  429.593829]  ? psi_memstall_enter+0x240/0x2b0
[  429.598326]  ? psi_memstall_tick+0x230/0x230
[  429.602759]  __alloc_pages_slowpath+0xa48/0x2de0
[  429.607542]  ? warn_alloc+0x120/0x120
[  429.611341]  ? mark_held_locks+0x130/0x130
[  429.615584]  ? find_get_entry+0xaae/0x1120
[  429.619832]  ? filemap_map_pages+0x1a20/0x1a20
[  429.624422]  ? zap_class+0x640/0x640
[  429.628141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.633679]  ? check_preemption_disabled+0x48/0x280
[  429.638716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.644269]  ? should_fail+0x22d/0xd01
[  429.648166]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.653275]  ? zap_class+0x640/0x640
[  429.657040]  ? __lock_is_held+0xb5/0x140
[  429.661108]  ? mark_held_locks+0x130/0x130
[  429.665341]  ? lock_release+0xa00/0xa00
[  429.669343]  ? perf_trace_sched_process_exec+0x860/0x860
[  429.674804]  ? xa_load+0x2ba/0x460
[  429.678346]  ? lock_downgrade+0x900/0x900
[  429.682560]  ? __might_sleep+0x95/0x190
[  429.686555]  __alloc_pages_nodemask+0xad8/0xea0
[  429.691257]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  429.696278]  ? __page_cache_alloc+0x191/0x5c0
[  429.700767]  ? xa_load+0x2e1/0x460
[  429.704323]  ? xa_clear_mark+0x40/0x40
[  429.708215]  ? zap_class+0x640/0x640
[  429.711937]  ? zap_class+0x640/0x640
[  429.715666]  ? zap_class+0x640/0x640
[  429.719395]  ? __do_page_cache_readahead+0x663/0x810
[  429.724542]  ? find_held_lock+0x36/0x1c0
[  429.728620]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  429.734192]  alloc_pages_current+0x173/0x350
[  429.738628]  __page_cache_alloc+0x38c/0x5c0
[  429.742959]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  429.748062]  ? kasan_check_read+0x11/0x20
[  429.752214]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.757495]  ? generic_perform_write+0x6a0/0x6a0
[  429.762254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.767803]  ? check_preemption_disabled+0x48/0x280
[  429.772849]  filemap_fault+0x1595/0x25f0
[  429.776926]  ? __lock_page_or_retry+0xa00/0xa00
[  429.781620]  ? mark_held_locks+0x130/0x130
[  429.785865]  ? filemap_map_pages+0xd6b/0x1a20
[  429.790371]  ? lock_downgrade+0x900/0x900
[  429.794520]  ? check_preemption_disabled+0x48/0x280
[  429.799558]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  429.804488]  ? kasan_check_read+0x11/0x20
[  429.808652]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.813927]  ? rcu_softirq_qs+0x20/0x20
[  429.817966]  ? filemap_map_pages+0xd92/0x1a20
[  429.822471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.828015]  ? find_get_entries_tag+0x1400/0x1400
[  429.832863]  ? __lock_acquire+0x62f/0x4c20
[  429.837109]  ? lock_acquire+0x1ed/0x520
[  429.841084]  ? ext4_filemap_fault+0x7a/0xad
[  429.845413]  ? lock_release+0xa00/0xa00
[  429.849416]  ? perf_trace_sched_process_exec+0x860/0x860
[  429.854890]  ? print_usage_bug+0xc0/0xc0
[  429.858992]  ? print_usage_bug+0xc0/0xc0
[  429.863077]  ? down_read+0x8d/0x120
[  429.866706]  ? ext4_filemap_fault+0x7a/0xad
[  429.871028]  ? __down_interruptible+0x700/0x700
[  429.875706]  ext4_filemap_fault+0x82/0xad
[  429.879859]  __do_fault+0x100/0x6b0
[  429.883490]  ? pmd_devmap_trans_unstable+0x220/0x220
[  429.888596]  ? mark_held_locks+0x130/0x130
[  429.892832]  ? mark_held_locks+0x130/0x130
[  429.897069]  ? find_held_lock+0x36/0x1c0
[  429.901141]  ? find_held_lock+0x36/0x1c0
[  429.905237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.910798]  __handle_mm_fault+0x3ea0/0x5be0
[  429.915213]  ? poll_select_copy_remaining+0x18c/0x6a0
[  429.920436]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  429.925297]  ? __might_fault+0x12b/0x1e0
[  429.929358]  ? lock_downgrade+0x900/0x900
[  429.933519]  ? zap_class+0x640/0x640
[  429.937238]  ? zap_class+0x640/0x640
[  429.940968]  ? find_held_lock+0x36/0x1c0
[  429.945042]  ? handle_mm_fault+0x42a/0xc70
[  429.949278]  ? lock_downgrade+0x900/0x900
[  429.953435]  ? check_preemption_disabled+0x48/0x280
[  429.958459]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  429.963390]  ? kasan_check_read+0x11/0x20
[  429.967536]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.972809]  ? rcu_softirq_qs+0x20/0x20
[  429.976782]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.981889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.987617]  ? check_preemption_disabled+0x48/0x280
[  429.992644]  handle_mm_fault+0x54f/0xc70
[  429.996711]  ? __handle_mm_fault+0x5be0/0x5be0
[  430.001317]  ? find_vma+0x34/0x190
[  430.004866]  __do_page_fault+0x5e8/0xe60
[  430.008923]  ? trace_hardirqs_off+0xb8/0x310
[  430.013347]  do_page_fault+0xf2/0x7e0
[  430.017149]  ? vmalloc_sync_all+0x30/0x30
[  430.021296]  ? error_entry+0x70/0xd0
[  430.025017]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.030039]  ? trace_hardirqs_on_caller+0xc0/0x310
[  430.034978]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.039938]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.044790]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.049804]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.055254]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.060271]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.065287]  ? page_fault+0x8/0x30
[  430.068831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.073679]  ? page_fault+0x8/0x30
[  430.077228]  page_fault+0x1e/0x30
[  430.080685] RIP: 0033:0x7efe5ebdedd3
[  430.084424] Code: Bad RIP value.
[  430.087787] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  430.093149] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  430.100412] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  430.107679] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  430.114954] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  430.122240] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  430.129535] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  430.129540] warn_alloc_show_mem: 1 callbacks suppressed
[  430.129547] Mem-Info:
[  430.136822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.142193] active_anon:51362 inactive_anon:188 isolated_anon:0
[  430.142193]  active_file:14 inactive_file:10 isolated_file:0
[  430.142193]  unevictable:0 dirty:0 writeback:0 unstable:0
[  430.142193]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  430.142193]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  430.142193]  free:13762 free_pcp:570 free_cma:0
[  430.144582] Call Trace:
[  430.153979] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  430.186819]  <IRQ>
[  430.189389] 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
[  430.216801]  dump_stack+0x244/0x39d
[  430.218917] lowmem_reserve[]: 0 2818 6321 6321
[  430.245029]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.248627] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  430.253254]  warn_alloc.cold.116+0xb7/0x1bd
[  430.258434] lowmem_reserve[]: 0 0 3503 3503
[  430.286097]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.290403] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  430.294719]  ? lock_downgrade+0x900/0x900
[  430.299532] lowmem_reserve[]: 0 0 0 0
[  430.328499]  ? trace_hardirqs_off+0xb8/0x310
[  430.332614] 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
[  430.336405]  ? trace_hardirqs_off+0xb8/0x310
[  430.340782] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  430.354297]  __alloc_pages_slowpath+0x2651/0x2de0
[  430.358672] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  430.373937]  ? warn_alloc+0x120/0x120
[  430.378743] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  430.393734]  ? print_usage_bug+0xc0/0xc0
[  430.397514] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  430.406338]  ? warn_alloc+0x120/0x120
[  430.410387] 268 total pagecache pages
[  430.418965]  ? warn_alloc+0x120/0x120
[  430.422763] 0 pages in swap cache
[  430.426547]  ? print_usage_bug+0xc0/0xc0
[  430.430323] Swap cache stats: add 0, delete 0, find 0/0
[  430.433774]  ? print_usage_bug+0xc0/0xc0
[  430.437822] Free swap  = 0kB
[  430.443177]  ? __lock_acquire+0x62f/0x4c20
[  430.447221] Total swap = 0kB
[  430.450238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.454448] 1965979 pages RAM
[  430.457464]  ? should_fail+0x22d/0xd01
[  430.462976] 0 pages HighMem/MovableOnly
[  430.466075]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.469953] 342854 pages reserved
[  430.469976] 0 pages cma reserved
[  430.473954]  ? __lock_acquire+0x62f/0x4c20
[  430.479089] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  430.482482]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.482494]  ? __lock_acquire+0x62f/0x4c20
[  430.482509]  ? should_fail+0x22d/0xd01
[  430.485915] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.490087]  ? find_held_lock+0x36/0x1c0
[  430.496553] init cpuset=/ mems_allowed=0
[  430.501648]  ? mark_held_locks+0x130/0x130
[  430.531811]  ? mark_held_locks+0x130/0x130
[  430.536045]  ? zap_class+0x640/0x640
[  430.539760]  ? zap_class+0x640/0x640
[  430.543474]  ? print_usage_bug+0xc0/0xc0
[  430.547541]  ? do_raw_spin_unlock+0xa7/0x330
[  430.551969]  ? zap_class+0x640/0x640
[  430.555686]  ? print_usage_bug+0xc0/0xc0
[  430.559754]  ? wq_watchdog_touch+0x9c/0xfe
[  430.563995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.569533]  ? check_preemption_disabled+0x48/0x280
[  430.574559]  ? __lock_is_held+0xb5/0x140
[  430.578624]  __alloc_pages_nodemask+0xad8/0xea0
[  430.583290]  ? zap_class+0x640/0x640
[  430.587009]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  430.592038]  ? find_held_lock+0x36/0x1c0
[  430.596110]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.600795]  ? lock_downgrade+0x900/0x900
[  430.604957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.610500]  cache_grow_begin+0xa5/0x8c0
[  430.614564]  ? do_raw_spin_unlock+0xa7/0x330
[  430.618989]  fallback_alloc+0x204/0x2e0
[  430.622978]  ____cache_alloc_node+0x1c7/0x1e0
[  430.627485]  kmem_cache_alloc_node+0xe3/0x730
[  430.631999]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.636263]  __alloc_skb+0x119/0x770
[  430.639977]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.645286]  ? netdev_alloc_frag+0x1f0/0x1f0
[  430.649696]  ? lock_downgrade+0x900/0x900
[  430.653858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.659399]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.664854]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.670308]  ? addrconf_rs_timer+0x690/0x690
[  430.674734]  ndisc_alloc_skb+0x144/0x340
[  430.678803]  ndisc_send_rs+0x331/0x6e0
[  430.682698]  addrconf_rs_timer+0x314/0x690
[  430.686964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.691212]  call_timer_fn+0x272/0x920
[  430.695101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.699334]  ? process_timeout+0x40/0x40
[  430.703415]  ? __run_timers+0x7da/0xc70
[  430.707403]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.711915]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.716446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.720681]  ? lockdep_hardirqs_on+0x296/0x5b0
[  430.725265]  ? trace_hardirqs_on+0xbd/0x310
[  430.729614]  ? kasan_check_read+0x11/0x20
[  430.733758]  ? __run_timers+0x7da/0xc70
[  430.737757]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.742863]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.747103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.751351]  __run_timers+0x7e5/0xc70
[  430.755176]  ? timer_fixup_init+0x70/0x70
[  430.759341]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.764357]  ? zap_class+0x640/0x640
[  430.768076]  ? enqueue_hrtimer+0x1a5/0x560
[  430.772319]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.777533]  ? find_held_lock+0x36/0x1c0
[  430.781605]  ? zap_class+0x640/0x640
[  430.785322]  ? pvclock_read_flags+0x160/0x160
[  430.789819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.795373]  ? check_preemption_disabled+0x48/0x280
[  430.800397]  ? __lock_is_held+0xb5/0x140
[  430.804492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.810030]  ? check_preemption_disabled+0x48/0x280
[  430.815052]  run_timer_softirq+0x52/0xb0
[  430.819112]  ? rcu_read_lock_sched_held+0x14f/0x180
[  430.824128]  __do_softirq+0x308/0xb7e
[  430.827932]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  430.832433]  ? lock_downgrade+0x900/0x900
[  430.836586]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  430.841694]  ? pvclock_read_flags+0x160/0x160
[  430.846198]  ? lapic_next_event+0x5a/0x90
[  430.850362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.855904]  ? kvm_clock_read+0x18/0x30
[  430.859892]  ? kvm_sched_clock_read+0x9/0x20
[  430.864299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.869846]  ? check_preemption_disabled+0x48/0x280
[  430.874870]  irq_exit+0x17f/0x1c0
[  430.878328]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.883204]  ? smp_reschedule_interrupt+0x109/0x650
[  430.888218]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.894104]  ? interrupt_entry+0xb5/0xc0
[  430.898165]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.903176]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.908190]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.913032]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.918049]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.923065]  ? task_prio+0x50/0x50
[  430.926617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.932159]  ? check_preemption_disabled+0x48/0x280
[  430.937181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.942032]  apic_timer_interrupt+0xf/0x20
[  430.946277]  </IRQ>
[  430.948515] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  430.953458] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  430.972358] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  430.980065] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  430.987348] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  430.994658] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  431.001924] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  431.009198] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  431.016521]  skb_clone+0x1bb/0x500
[  431.020064]  ? finish_task_switch+0x663/0x910
[  431.024562]  ? skb_split+0x11e0/0x11e0
[  431.028467]  ? preempt_notifier_register+0x200/0x200
[  431.033613]  ? __switch_to_asm+0x34/0x70
[  431.037677]  ? __switch_to_asm+0x34/0x70
[  431.041737]  ? __switch_to_asm+0x40/0x70
[  431.045791]  ? __switch_to_asm+0x34/0x70
[  431.049849]  ? __switch_to_asm+0x40/0x70
[  431.053911]  ? __switch_to_asm+0x34/0x70
[  431.058141]  ? __switch_to_asm+0x40/0x70
[  431.062197]  ? __switch_to_asm+0x34/0x70
[  431.066277]  ? __switch_to_asm+0x34/0x70
[  431.070340]  ? __switch_to_asm+0x40/0x70
[  431.074426]  ? __switch_to_asm+0x34/0x70
[  431.078524]  bpf_clone_redirect+0xb9/0x490
[  431.082759]  ? __schedule+0x8d7/0x21d0
[  431.086654]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  431.091674]  ? __sched_text_start+0x8/0x8
[  431.095824]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  431.100599]  ? find_held_lock+0x36/0x1c0
[  431.104695]  ? lock_acquire+0x1ed/0x520
[  431.108672]  ? bpf_test_run+0x3cb/0x780
[  431.112655]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.118696]  ? check_preemption_disabled+0x48/0x280
[  431.123726]  ? kasan_check_read+0x11/0x20
[  431.127874]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.133151]  ? rcu_softirq_qs+0x20/0x20
[  431.137130]  ? preempt_schedule+0x4d/0x60
[  431.141282]  ? ___preempt_schedule+0x16/0x18
[  431.145702]  ? bpf_test_run+0x25d/0x780
[  431.149697]  ? netlink_diag_dump+0x2a0/0x2a0
[  431.154119]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.159672]  ? bpf_test_init.isra.10+0x70/0x100
[  431.164368]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  431.169143]  ? bpf_test_finish.isra.9+0x260/0x260
[  431.174000]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  431.179549]  ? fput+0x130/0x1a0
[  431.182834]  ? __bpf_prog_get+0x9b/0x290
[  431.186898]  ? bpf_test_finish.isra.9+0x260/0x260
[  431.191738]  ? bpf_prog_test_run+0x130/0x1a0
[  431.196151]  ? __x64_sys_bpf+0x3db/0x520
[  431.200212]  ? bpf_prog_get+0x20/0x20
[  431.204036]  ? do_syscall_64+0x1b9/0x820
[  431.208093]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  431.213475]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.218407]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.223439]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  431.228471]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  431.235135]  ? __switch_to_asm+0x40/0x70
[  431.239199]  ? __switch_to_asm+0x34/0x70
[  431.243271]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.248126]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  431.253528] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  431.253560] rcu: INFO: rcu_preempt self-detected stall on CPU
[  431.259764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.265937] rcu: 	1-...!: (1 GPs behind) idle=d5e/1/0x4000000000000004 softirq=97878/97879 fqs=3 
[  431.274994] Call Trace:
[  431.275000]  <IRQ>
[  431.275018]  dump_stack+0x244/0x39d
[  431.275037]  ? dump_stack_print_info.cold.1+0x20/0x20
[  431.275063]  warn_alloc.cold.116+0xb7/0x1bd
[  431.275078]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.275096]  ? lock_downgrade+0x900/0x900
[  431.275116]  ? trace_hardirqs_off+0xb8/0x310
[  431.275135]  ? trace_hardirqs_off+0xb8/0x310
[  431.275171]  __alloc_pages_slowpath+0x2651/0x2de0
[  431.275218]  ? warn_alloc+0x120/0x120
[  431.284420] rcu: 	 (t=10531 jiffies g=31105 q=7)
[  431.287001]  ? print_usage_bug+0xc0/0xc0
[  431.289138] rcu: rcu_preempt kthread starved for 9572 jiffies! g31105 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  431.292746]  ? warn_alloc+0x120/0x120
[  431.297910] rcu: RCU grace-period kthread stack dump:
[  431.302258]  ? warn_alloc+0x120/0x120
[  431.307081] rcu_preempt     R  running task    22568    10      2 0x80000000
[  431.311224]  ? print_usage_bug+0xc0/0xc0
[  431.315605] Call Trace:
[  431.320008]  ? print_usage_bug+0xc0/0xc0
[  431.324833]  __schedule+0x8cf/0x21d0
[  431.328617]  ? __lock_acquire+0x62f/0x4c20
[  431.333362]  ? __sched_text_start+0x8/0x8
[  431.337402]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.347789]  ? add_timer_on+0xa20/0xa20
[  431.351571]  ? should_fail+0x22d/0xd01
[  431.356795]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.360584]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.367757]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.371806]  ? __lock_acquire+0x62f/0x4c20
[  431.374376]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  431.378424]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.382125]  ? trace_hardirqs_on+0xbd/0x310
[  431.386344]  ? __lock_acquire+0x62f/0x4c20
[  431.390476]  ? kasan_check_read+0x11/0x20
[  431.395999]  ? should_fail+0x22d/0xd01
[  431.399968]  ? prepare_to_swait_event+0x25a/0x800
[  431.403833]  ? find_held_lock+0x36/0x1c0
[  431.408917]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.414007]  ? mark_held_locks+0x130/0x130
[  431.419089]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.423312]  ? mark_held_locks+0x130/0x130
[  431.427879]  schedule+0xfe/0x460
[  431.432968]  ? zap_class+0x640/0x640
[  431.437308]  ? __schedule+0x21d0/0x21d0
[  431.441568]  ? zap_class+0x640/0x640
[  431.445732]  ? prepare_to_swait_event+0x25a/0x800
[  431.449607]  ? print_usage_bug+0xc0/0xc0
[  431.454437]  ? __init_swait_queue_head+0x150/0x150
[  431.458486]  ? do_raw_spin_unlock+0xa7/0x330
[  431.463571]  ? __lockdep_init_map+0x105/0x590
[  431.467805]  ? zap_class+0x640/0x640
[  431.472939]  ? lockdep_init_map+0x9/0x10
[  431.477170]  ? print_usage_bug+0xc0/0xc0
[  431.480534]  schedule_timeout+0x140/0x260
[  431.484236]  ? wq_watchdog_touch+0x9c/0xfe
[  431.488192]  ? usleep_range+0x1a0/0x1a0
[  431.491900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.496727]  ? __next_timer_interrupt+0x1a0/0x1a0
[  431.500774]  ? check_preemption_disabled+0x48/0x280
[  431.505748]  rcu_gp_fqs_loop+0x762/0xa80
[  431.510130]  ? __lock_is_held+0xb5/0x140
[  431.514612]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  431.518311]  __alloc_pages_nodemask+0xad8/0xea0
[  431.522357]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.526402]  ? zap_class+0x640/0x640
[  431.530568]  ? perf_trace_sched_process_exec+0x860/0x860
[  431.534791]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  431.538751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.544276]  ? find_held_lock+0x36/0x1c0
[  431.549106]  ? rcu_gp_init+0x90b/0x1260
[  431.554106]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.558149]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  431.562191]  ? lock_downgrade+0x900/0x900
[  431.566935]  ? rcu_accelerate_cbs+0x10a/0xae0
[  431.571601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.576688]  ? zap_class+0x640/0x640
[  431.580388]  cache_grow_begin+0xa5/0x8c0
[  431.585822]  ? zap_class+0x640/0x640
[  431.590820]  ? do_raw_spin_unlock+0xa7/0x330
[  431.596347]  ? __lock_is_held+0xb5/0x140
[  431.600389]  fallback_alloc+0x204/0x2e0
[  431.604345]  ? __lock_is_held+0xb5/0x140
[  431.608999]  ____cache_alloc_node+0x1c7/0x1e0
[  431.613741]  ? zap_class+0x640/0x640
[  431.617877]  kmem_cache_alloc_node+0xe3/0x730
[  431.622362]  ? rcu_accelerate_cbs+0x10a/0xae0
[  431.627889]  ? ipv6_get_ifaddr+0x42e/0x620
[  431.631595]  ? find_held_lock+0x36/0x1c0
[  431.635638]  __alloc_skb+0x119/0x770
[  431.639351]  ? rcu_gp_kthread+0x8cf/0xc70
[  431.643770]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.647824]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.651790]  ? netdev_alloc_frag+0x1f0/0x1f0
[  431.655837]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.660319]  ? lock_downgrade+0x900/0x900
[  431.664020]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  431.668503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.672982]  ? trace_hardirqs_on+0xbd/0x310
[  431.677201]  ? refcount_sub_and_test_checked+0x203/0x310
[  431.681247]  ? kasan_check_read+0x11/0x20
[  431.684954]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  431.689091]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.694354]  ? addrconf_rs_timer+0x690/0x690
[  431.698832]  ? perf_trace_sched_process_exec+0x860/0x860
[  431.703239]  ndisc_alloc_skb+0x144/0x340
[  431.707718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.711845]  ndisc_send_rs+0x331/0x6e0
[  431.716416]  rcu_gp_kthread+0x341/0xc70
[  431.721932]  addrconf_rs_timer+0x314/0x690
[  431.726257]  ? rcu_gp_init+0x1260/0x1260
[  431.731687]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.735817]  ? mark_held_locks+0x130/0x130
[  431.741258]  call_timer_fn+0x272/0x920
[  431.746341]  ? __schedule+0x168a/0x21d0
[  431.750732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.756170]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.760220]  ? process_timeout+0x40/0x40
[  431.765745]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  431.769621]  ? mark_held_locks+0xc7/0x130
[  431.773578]  ? trace_hardirqs_on+0xbd/0x310
[  431.777795]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.781840]  ? kasan_check_read+0x11/0x20
[  431.786061]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.790282]  ? __schedule+0x168a/0x21d0
[  431.794160]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.798118]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.802336]  ? lockdep_hardirqs_on+0x296/0x5b0
[  431.806814]  ? lock_pin_lock+0x350/0x350
[  431.810858]  ? trace_hardirqs_on+0xbd/0x310
[  431.815429]  ? _raw_spin_unlock_irq+0x60/0x80
[  431.819566]  ? kasan_check_read+0x11/0x20
[  431.823874]  ? __schedule+0x168a/0x21d0
[  431.828356]  ? __run_timers+0x7da/0xc70
[  431.832488]  ? __switch_to_asm+0x40/0x70
[  431.836979]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.840935]  ? __switch_to_asm+0x40/0x70
[  431.845163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.850249]  ? show_schedstat+0x561/0xf30
[  431.854813]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.858864]  ? __sched_text_start+0x8/0x8
[  431.863166]  __run_timers+0x7e5/0xc70
[  431.867657]  ? find_held_lock+0x36/0x1c0
[  431.871802]  ? timer_fixup_init+0x70/0x70
[  431.875761]  ? __kthread_parkme+0xce/0x1a0
[  431.879715]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  431.883765]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.888851]  ? zap_class+0x640/0x640
[  431.892895]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.897119]  ? print_usage_bug+0xc0/0xc0
[  431.901253]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  431.905488]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  431.909625]  ? trace_hardirqs_on+0xbd/0x310
[  431.913409]  ? find_held_lock+0x36/0x1c0
[  431.917465]  ? kasan_check_read+0x11/0x20
[  431.921605]  ? zap_class+0x640/0x640
[  431.925825]  ? __kthread_parkme+0xce/0x1a0
[  431.930827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.935915]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.939614]  ? check_preemption_disabled+0x48/0x280
[  431.944711]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.948747]  ? __lock_is_held+0xb5/0x140
[  431.953308]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.958482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.962787]  ? __kthread_parkme+0xfb/0x1a0
[  431.966836]  ? check_preemption_disabled+0x48/0x280
[  431.970974]  ? rcu_gp_init+0x1260/0x1260
[  431.974670]  run_timer_softirq+0x52/0xb0
[  431.978891]  kthread+0x35a/0x440
[  431.984411]  ? rcu_read_lock_sched_held+0x14f/0x180
[  431.989631]  ? kthread_stop+0x900/0x900
[  431.994649]  __do_softirq+0x308/0xb7e
[  431.999738]  ret_from_fork+0x3a/0x50
[  432.003790]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  432.009322] NMI backtrace for cpu 1
[  432.014836]  ? lock_downgrade+0x900/0x900
[  432.064154]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  432.069267]  ? pvclock_read_flags+0x160/0x160
[  432.073766]  ? lapic_next_event+0x5a/0x90
[  432.077921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.083473]  ? kvm_clock_read+0x18/0x30
[  432.087449]  ? kvm_sched_clock_read+0x9/0x20
[  432.091908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.097454]  ? check_preemption_disabled+0x48/0x280
[  432.102484]  irq_exit+0x17f/0x1c0
[  432.105943]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.110797]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.116684]  ? interrupt_entry+0xb5/0xc0
[  432.120750]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.125767]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.130805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.135655]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.140704]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.145751]  ? task_prio+0x50/0x50
[  432.149292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.154827]  ? check_preemption_disabled+0x48/0x280
[  432.159850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.164713]  apic_timer_interrupt+0xf/0x20
[  432.168940]  </IRQ>
[  432.171227] RIP: 0010:check_memory_region+0x117/0x1b0
[  432.176457] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  432.195367] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  432.203076] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  432.210343] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  432.217624] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  432.224888] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  432.232157] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  432.239442]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.244738]  kasan_check_read+0x11/0x20
[  432.248729]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.253855]  ? rcu_softirq_qs+0x20/0x20
[  432.257856]  rcu_is_watching+0x10/0x30
[  432.261763]  page_evictable+0x3c0/0x540
[  432.265738]  ? kswapd_stop+0x100/0x100
[  432.269661]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.274781]  ? perf_trace_sched_process_exec+0x860/0x860
[  432.280236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.285910]  ? check_preemption_disabled+0x48/0x280
[  432.290981]  shrink_active_list+0x869/0x1f00
[  432.295445]  ? mark_held_locks+0xc7/0x130
[  432.299614]  ? shrink_inactive_list+0x1c60/0x1c60
[  432.304457]  ? trace_hardirqs_on+0xbd/0x310
[  432.308780]  ? find_held_lock+0x36/0x1c0
[  432.312842]  ? shrink_inactive_list+0xa4a/0x1c60
[  432.317598]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.322726]  ? zap_class+0x640/0x640
[  432.326444]  ? print_usage_bug+0xc0/0xc0
[  432.330526]  ? __page_frag_cache_drain+0x210/0x210
[  432.335453]  ? print_usage_bug+0xc0/0xc0
[  432.339521]  ? mark_held_locks+0xc7/0x130
[  432.343690]  ? find_held_lock+0x36/0x1c0
[  432.347775]  ? zap_class+0x640/0x640
[  432.351495]  ? mark_held_locks+0xc7/0x130
[  432.355663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.361204]  ? check_preemption_disabled+0x48/0x280
[  432.366236]  ? zap_class+0x640/0x640
[  432.369972]  ? __lock_is_held+0xb5/0x140
[  432.374043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.379584]  ? check_preemption_disabled+0x48/0x280
[  432.384624]  ? __lock_is_held+0xb5/0x140
[  432.388709]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.393760]  ? inactive_list_is_low+0x305/0x880
[  432.398447]  ? lruvec_lru_size+0x450/0x450
[  432.402680]  ? kasan_check_read+0x11/0x20
[  432.406846]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  432.411792]  shrink_node_memcg+0x803/0x18f0
[  432.416147]  ? shrink_active_list+0x1f00/0x1f00
[  432.420842]  ? lock_downgrade+0x900/0x900
[  432.425007]  ? check_flush_dependency+0x410/0x410
[  432.429854]  ? kasan_check_read+0x11/0x20
[  432.434007]  ? do_raw_spin_unlock+0xa7/0x330
[  432.438420]  ? ___preempt_schedule+0x16/0x18
[  432.442835]  ? _raw_spin_unlock+0x3f/0x50
[  432.446995]  shrink_node+0x3bc/0x16b0
[  432.450833]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  432.456134]  ? shrink_node_memcg+0x18f0/0x18f0
[  432.460716]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  432.465303]  ? trace_hardirqs_on+0xbd/0x310
[  432.469639]  ? vmpressure+0x271/0x340
[  432.473466]  ? do_raw_spin_trylock+0x270/0x270
[  432.478088]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.483627]  ? __cpuset_node_allowed+0x19b/0x660
[  432.488383]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  432.494094]  ? vmpressure+0x1a2/0x340
[  432.497905]  do_try_to_free_pages+0x3e7/0x1290
[  432.502500]  ? zap_class+0x640/0x640
[  432.506235]  ? shrink_node+0x16b0/0x16b0
[  432.510296]  ? __lock_is_held+0xb5/0x140
[  432.514370]  try_to_free_pages+0x4d0/0xb90
[  432.518608]  ? do_try_to_free_pages+0x1290/0x1290
[  432.523466]  ? lock_acquire+0x1ed/0x520
[  432.527451]  ? set_page_refcounted+0x280/0x280
[  432.532050]  ? lock_release+0xa00/0xa00
[  432.536025]  ? _raw_spin_unlock_irq+0x60/0x80
[  432.540520]  ? psi_memstall_enter+0x240/0x2b0
[  432.545016]  ? psi_memstall_tick+0x230/0x230
[  432.549434]  __alloc_pages_slowpath+0xa48/0x2de0
[  432.554224]  ? warn_alloc+0x120/0x120
[  432.558023]  ? mark_held_locks+0x130/0x130
[  432.562280]  ? find_get_entry+0xaae/0x1120
[  432.566527]  ? filemap_map_pages+0x1a20/0x1a20
[  432.571117]  ? zap_class+0x640/0x640
[  432.574839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.580392]  ? check_preemption_disabled+0x48/0x280
[  432.585407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.590951]  ? should_fail+0x22d/0xd01
[  432.594848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.599959]  ? zap_class+0x640/0x640
[  432.603697]  ? __lock_is_held+0xb5/0x140
[  432.607782]  ? mark_held_locks+0x130/0x130
[  432.612032]  ? lock_release+0xa00/0xa00
[  432.616017]  ? perf_trace_sched_process_exec+0x860/0x860
[  432.621466]  ? xa_load+0x2ba/0x460
[  432.625010]  ? lock_downgrade+0x900/0x900
[  432.629167]  ? __might_sleep+0x95/0x190
[  432.633147]  __alloc_pages_nodemask+0xad8/0xea0
[  432.637825]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  432.642846]  ? __page_cache_alloc+0x191/0x5c0
[  432.647348]  ? xa_load+0x2e1/0x460
[  432.650886]  ? xa_clear_mark+0x40/0x40
[  432.654771]  ? zap_class+0x640/0x640
[  432.658488]  ? zap_class+0x640/0x640
[  432.662212]  ? zap_class+0x640/0x640
[  432.665928]  ? __do_page_cache_readahead+0x663/0x810
[  432.671043]  ? find_held_lock+0x36/0x1c0
[  432.675113]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  432.680664]  alloc_pages_current+0x173/0x350
[  432.685081]  __page_cache_alloc+0x38c/0x5c0
[  432.689405]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.694336]  ? kasan_check_read+0x11/0x20
[  432.698488]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.703766]  ? generic_perform_write+0x6a0/0x6a0
[  432.708524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.714066]  ? check_preemption_disabled+0x48/0x280
[  432.719093]  filemap_fault+0x1595/0x25f0
[  432.723167]  ? __lock_page_or_retry+0xa00/0xa00
[  432.727842]  ? mark_held_locks+0x130/0x130
[  432.732088]  ? filemap_map_pages+0xd6b/0x1a20
[  432.736587]  ? lock_downgrade+0x900/0x900
[  432.740738]  ? check_preemption_disabled+0x48/0x280
[  432.745759]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.750693]  ? kasan_check_read+0x11/0x20
[  432.754840]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.760120]  ? rcu_softirq_qs+0x20/0x20
[  432.764107]  ? filemap_map_pages+0xd92/0x1a20
[  432.768609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.774157]  ? find_get_entries_tag+0x1400/0x1400
[  432.779011]  ? __lock_acquire+0x62f/0x4c20
[  432.783275]  ? lock_acquire+0x1ed/0x520
[  432.787253]  ? ext4_filemap_fault+0x7a/0xad
[  432.791582]  ? lock_release+0xa00/0xa00
[  432.795555]  ? perf_trace_sched_process_exec+0x860/0x860
[  432.801009]  ? print_usage_bug+0xc0/0xc0
[  432.805076]  ? print_usage_bug+0xc0/0xc0
[  432.809151]  ? down_read+0x8d/0x120
[  432.812778]  ? ext4_filemap_fault+0x7a/0xad
[  432.817101]  ? __down_interruptible+0x700/0x700
[  432.821798]  ext4_filemap_fault+0x82/0xad
[  432.825959]  __do_fault+0x100/0x6b0
[  432.829594]  ? pmd_devmap_trans_unstable+0x220/0x220
[  432.834713]  ? mark_held_locks+0x130/0x130
[  432.838960]  ? mark_held_locks+0x130/0x130
[  432.843198]  ? find_held_lock+0x36/0x1c0
[  432.847289]  ? find_held_lock+0x36/0x1c0
[  432.851355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.856913]  __handle_mm_fault+0x3ea0/0x5be0
[  432.861361]  ? poll_select_copy_remaining+0x18c/0x6a0
[  432.866589]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  432.871444]  ? __might_fault+0x12b/0x1e0
[  432.875505]  ? lock_downgrade+0x900/0x900
[  432.879658]  ? zap_class+0x640/0x640
[  432.883370]  ? zap_class+0x640/0x640
[  432.887087]  ? find_held_lock+0x36/0x1c0
[  432.891162]  ? handle_mm_fault+0x42a/0xc70
[  432.895400]  ? lock_downgrade+0x900/0x900
[  432.899552]  ? check_preemption_disabled+0x48/0x280
[  432.904570]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.909499]  ? kasan_check_read+0x11/0x20
[  432.913647]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.918935]  ? rcu_softirq_qs+0x20/0x20
[  432.922936]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.928054]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.933594]  ? check_preemption_disabled+0x48/0x280
[  432.938626]  handle_mm_fault+0x54f/0xc70
[  432.942691]  ? __handle_mm_fault+0x5be0/0x5be0
[  432.947280]  ? find_vma+0x34/0x190
[  432.950827]  __do_page_fault+0x5e8/0xe60
[  432.954917]  ? trace_hardirqs_off+0xb8/0x310
[  432.959358]  do_page_fault+0xf2/0x7e0
[  432.963161]  ? vmalloc_sync_all+0x30/0x30
[  432.967315]  ? error_entry+0x70/0xd0
[  432.971032]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.976048]  ? trace_hardirqs_on_caller+0xc0/0x310
[  432.981000]  ? syscall_return_slowpath+0x5e0/0x5e0
[  432.985927]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.990783]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.995802]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.001260]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  433.006310]  ? prepare_exit_to_usermode+0x291/0x3b0
[  433.011327]  ? page_fault+0x8/0x30
[  433.014874]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.019720]  ? page_fault+0x8/0x30
[  433.023262]  page_fault+0x1e/0x30
[  433.026714] RIP: 0033:0x7efe5ebdedd3
[  433.030437] Code: Bad RIP value.
[  433.033796] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  433.039175] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  433.046460] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  433.053734] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  433.061002] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  433.068286] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  433.075586] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  433.075591] warn_alloc_show_mem: 1 callbacks suppressed
[  433.075598] Mem-Info:
[  433.082875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.088246] active_anon:51362 inactive_anon:188 isolated_anon:0
[  433.088246]  active_file:14 inactive_file:10 isolated_file:0
[  433.088246]  unevictable:0 dirty:0 writeback:0 unstable:0
[  433.088246]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  433.088246]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  433.088246]  free:13762 free_pcp:570 free_cma:0
[  433.090620] Call Trace:
[  433.100010] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  433.133357]  <IRQ>
[  433.135931] 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
[  433.163782]  dump_stack+0x244/0x39d
[  433.165904] lowmem_reserve[]: 0 2818 6321 6321
[  433.192008]  ? dump_stack_print_info.cold.1+0x20/0x20
[  433.195609] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  433.200186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.205365] lowmem_reserve[]: 0 0 3503 3503
[  433.233031]  ? do_raw_spin_lock+0x14f/0x350
[  433.238568] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  433.242884]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[  433.247182] lowmem_reserve[]: 0 0 0 0
[  433.276151]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  433.280791] 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
[  433.284599]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[  433.289764] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  433.303281]  arch_trigger_cpumask_backtrace+0x14/0x20
[  433.308534] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  433.323789]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  433.329004] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  433.344017]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  433.348398] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  433.348406] 268 total pagecache pages
[  433.357255]  ? print_other_cpu_stall+0x160/0x160
[  433.361992] 0 pages in swap cache
[  433.370570]  ? print_usage_bug+0xc0/0xc0
[  433.374348] Swap cache stats: add 0, delete 0, find 0/0
[  433.379097]  ? kasan_check_read+0x11/0x20
[  433.382529] Free swap  = 0kB
[  433.386600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.391937] Total swap = 0kB
[  433.396090]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.399086] 1965979 pages RAM
[  433.404619]  ? do_trace_rcu_torture_read+0x10/0x10
[  433.407615] 0 pages HighMem/MovableOnly
[  433.413145]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  433.416228] 342854 pages reserved
[  433.421163]  ? __lock_is_held+0xb5/0x140
[  433.425128] 0 pages cma reserved
[  433.430400]  ? __rcu_read_lock+0x50/0x50
[  433.433932] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  433.437919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.437935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.441368] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  433.445341]  ? check_preemption_disabled+0x48/0x280
[  433.451812] init cpuset=/ mems_allowed=0
[  433.457345]  rcu_check_callbacks+0xf3b/0x13f0
[  433.486107]  ? rcutree_dead_cpu+0x10/0x10
[  433.490259]  ? lock_downgrade+0x900/0x900
[  433.494438]  ? lock_release+0x970/0xa00
[  433.498424]  ? zap_class+0x640/0x640
[  433.502151]  ? mark_held_locks+0x130/0x130
[  433.506386]  ? zap_class+0x640/0x640
[  433.510101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.515643]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  433.520253]  ? kvm_set_tsc_khz+0x540/0x540
[  433.524485]  ? warn_alloc.cold.116+0xd1/0x1bd
[  433.528989]  ? find_held_lock+0x36/0x1c0
[  433.533056]  ? zap_class+0x640/0x640
[  433.536774]  ? timekeeping_advance+0x3cc/0xc00
[  433.541361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.546912]  ? check_preemption_disabled+0x48/0x280
[  433.551943]  ? trace_hardirqs_off+0xb8/0x310
[  433.556377]  ? __lock_is_held+0xb5/0x140
[  433.560460]  ? trace_hardirqs_on+0x310/0x310
[  433.564871]  ? check_preemption_disabled+0x48/0x280
[  433.569912]  ? raise_softirq+0x199/0x420
[  433.573998]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  433.578674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.584212]  ? check_preemption_disabled+0x48/0x280
[  433.589234]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  433.594773]  ? hrtimer_run_queues+0x9a/0x400
[  433.599205]  ? run_local_timers+0x19b/0x230
[  433.603539]  ? timer_clear_idle+0x90/0x90
[  433.607699]  ? debug_smp_processor_id+0x1c/0x20
[  433.612374]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  433.618353]  ? account_process_tick+0x282/0x350
[  433.623032]  update_process_times+0x2d/0x70
[  433.627355]  tick_sched_handle+0x9f/0x180
[  433.631508]  tick_sched_timer+0x45/0x130
[  433.635570]  __hrtimer_run_queues+0x41c/0x10d0
[  433.640160]  ? tick_sched_do_timer+0x1a0/0x1a0
[  433.644750]  ? hrtimer_start_range_ns+0xe00/0xe00
[  433.649607]  ? pvclock_read_flags+0x160/0x160
[  433.654106]  ? trace_hardirqs_on+0x310/0x310
[  433.658523]  ? zap_class+0x640/0x640
[  433.662258]  ? kvm_clock_read+0x18/0x30
[  433.666260]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  433.671275]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  433.676643]  ? do_timer+0x50/0x50
[  433.680101]  ? rwlock_bug.part.2+0x90/0x90
[  433.684337]  ? trace_hardirqs_on+0x310/0x310
[  433.688748]  ? rcu_softirq_qs+0x20/0x20
[  433.692742]  hrtimer_interrupt+0x313/0x780
[  433.697004]  smp_apic_timer_interrupt+0x1a1/0x760
[  433.701865]  ? smp_call_function_single_interrupt+0x650/0x650
[  433.707753]  ? interrupt_entry+0xb5/0xc0
[  433.711815]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.716845]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.721520]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.726365]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.731442]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.736295]  apic_timer_interrupt+0xf/0x20
[  433.740535] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  433.745934] Code: 3f 7e 0f 85 32 ff ff ff e8 55 e9 3d ff e9 28 ff ff ff e8 fc 1e c3 ff 48 83 3d 94 67 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 82 f3
[  433.764842] RSP: 0000:ffff8881daf07450 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  433.772572] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1103743c589
[  433.779844] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  433.787114] RBP: ffff8881daf074c0 R08: ffff8881ba1e2c48 R09: 0000000000000002
[  433.794381] R10: 0000000000000000 R11: ffff8881ba1e2380 R12: ffff8881d9beec00
[  433.801647] R13: ffff8881d9beec00 R14: 0000000000000000 R15: 0000000000000282
[  433.808973]  ? apic_timer_interrupt+0xa/0x20
[  433.813470]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.817720]  __alloc_skb+0x119/0x770
[  433.821481]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.826763]  ? netdev_alloc_frag+0x1f0/0x1f0
[  433.831176]  ? lock_downgrade+0x900/0x900
[  433.835334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.840873]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.846332]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.851783]  ? addrconf_rs_timer+0x690/0x690
[  433.856208]  ndisc_alloc_skb+0x144/0x340
[  433.860277]  ndisc_send_rs+0x331/0x6e0
[  433.864171]  addrconf_rs_timer+0x314/0x690
[  433.868413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.872683]  call_timer_fn+0x272/0x920
[  433.876585]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.880834]  ? process_timeout+0x40/0x40
[  433.884906]  ? __run_timers+0x7da/0xc70
[  433.888884]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.893379]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.897890]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.902126]  ? lockdep_hardirqs_on+0x296/0x5b0
[  433.906718]  ? trace_hardirqs_on+0xbd/0x310
[  433.911042]  ? kasan_check_read+0x11/0x20
[  433.915190]  ? __run_timers+0x7da/0xc70
[  433.919180]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.924307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.928550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.932784]  __run_timers+0x7e5/0xc70
[  433.936595]  ? timer_fixup_init+0x70/0x70
[  433.940750]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  433.945787]  ? zap_class+0x640/0x640
[  433.949508]  ? enqueue_hrtimer+0x1a5/0x560
[  433.953760]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  433.958995]  ? find_held_lock+0x36/0x1c0
[  433.963063]  ? zap_class+0x640/0x640
[  433.966784]  ? pvclock_read_flags+0x160/0x160
[  433.971284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.976853]  ? check_preemption_disabled+0x48/0x280
[  433.981878]  ? __lock_is_held+0xb5/0x140
[  433.986049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.991590]  ? check_preemption_disabled+0x48/0x280
[  433.996613]  run_timer_softirq+0x52/0xb0
[  434.000677]  ? rcu_read_lock_sched_held+0x14f/0x180
[  434.005699]  __do_softirq+0x308/0xb7e
[  434.009509]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  434.014007]  ? lock_downgrade+0x900/0x900
[  434.018161]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  434.023271]  ? pvclock_read_flags+0x160/0x160
[  434.027770]  ? lapic_next_event+0x5a/0x90
[  434.031920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.037469]  ? kvm_clock_read+0x18/0x30
[  434.041447]  ? kvm_sched_clock_read+0x9/0x20
[  434.045857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.051396]  ? check_preemption_disabled+0x48/0x280
[  434.056452]  irq_exit+0x17f/0x1c0
[  434.059912]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.064762]  ? smp_reschedule_interrupt+0x109/0x650
[  434.069795]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.075694]  ? interrupt_entry+0xb5/0xc0
[  434.079769]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.084785]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.089801]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.094693]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.099724]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.104745]  ? task_prio+0x50/0x50
[  434.108287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.113833]  ? check_preemption_disabled+0x48/0x280
[  434.119374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.124228]  apic_timer_interrupt+0xf/0x20
[  434.128462]  </IRQ>
[  434.130754] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  434.135703] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  434.154641] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  434.162428] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  434.169706] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  434.176986] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  434.184281] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  434.191560] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  434.198866]  skb_clone+0x1bb/0x500
[  434.202422]  ? finish_task_switch+0x663/0x910
[  434.206921]  ? skb_split+0x11e0/0x11e0
[  434.210827]  ? preempt_notifier_register+0x200/0x200
[  434.215941]  ? __switch_to_asm+0x34/0x70
[  434.220015]  ? __switch_to_asm+0x34/0x70
[  434.224149]  ? __switch_to_asm+0x40/0x70
[  434.228207]  ? __switch_to_asm+0x34/0x70
[  434.232269]  ? __switch_to_asm+0x40/0x70
[  434.236327]  ? __switch_to_asm+0x34/0x70
[  434.240385]  ? __switch_to_asm+0x40/0x70
[  434.244456]  ? __switch_to_asm+0x34/0x70
[  434.248516]  ? __switch_to_asm+0x34/0x70
[  434.252575]  ? __switch_to_asm+0x40/0x70
[  434.256634]  ? __switch_to_asm+0x34/0x70
[  434.260701]  bpf_clone_redirect+0xb9/0x490
[  434.264964]  ? __schedule+0x8d7/0x21d0
[  434.268862]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  434.273940]  ? __sched_text_start+0x8/0x8
[  434.278112]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  434.282880]  ? find_held_lock+0x36/0x1c0
[  434.286977]  ? lock_acquire+0x1ed/0x520
[  434.290967]  ? bpf_test_run+0x3cb/0x780
[  434.294970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.300512]  ? check_preemption_disabled+0x48/0x280
[  434.305535]  ? kasan_check_read+0x11/0x20
[  434.309684]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.314972]  ? rcu_softirq_qs+0x20/0x20
[  434.318963]  ? preempt_schedule+0x4d/0x60
[  434.323113]  ? ___preempt_schedule+0x16/0x18
[  434.327544]  ? bpf_test_run+0x25d/0x780
[  434.331536]  ? netlink_diag_dump+0x2a0/0x2a0
[  434.335953]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.341518]  ? bpf_test_init.isra.10+0x70/0x100
[  434.346193]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  434.351050]  ? bpf_test_finish.isra.9+0x260/0x260
[  434.355893]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  434.361427]  ? fput+0x130/0x1a0
[  434.364716]  ? __bpf_prog_get+0x9b/0x290
[  434.368794]  ? bpf_test_finish.isra.9+0x260/0x260
[  434.373648]  ? bpf_prog_test_run+0x130/0x1a0
[  434.378059]  ? __x64_sys_bpf+0x3db/0x520
[  434.382118]  ? bpf_prog_get+0x20/0x20
[  434.385943]  ? do_syscall_64+0x1b9/0x820
[  434.390018]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  434.395387]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.400318]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.405335]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  434.410367]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  434.417036]  ? __switch_to_asm+0x40/0x70
[  434.421108]  ? __switch_to_asm+0x34/0x70
[  434.425180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.430037]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  434.435421] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  434.435791] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  434.441660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  434.441665] Call Trace:
[  434.441671]  <IRQ>
[  434.441689]  dump_stack+0x244/0x39d
[  434.441708]  ? dump_stack_print_info.cold.1+0x20/0x20
[  434.448253] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.457557]  warn_alloc.cold.116+0xb7/0x1bd
[  434.460111] syz-executor2 cpuset=syz2 mems_allowed=0
[  434.462255]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.495819]  ? lock_downgrade+0x900/0x900
[  434.500339]  ? trace_hardirqs_off+0xb8/0x310
[  434.504755]  ? trace_hardirqs_off+0xb8/0x310
[  434.509172]  __alloc_pages_slowpath+0x2651/0x2de0
[  434.514051]  ? warn_alloc+0x120/0x120
[  434.517857]  ? print_usage_bug+0xc0/0xc0
[  434.521921]  ? warn_alloc+0x120/0x120
[  434.525729]  ? warn_alloc+0x120/0x120
[  434.529534]  ? print_usage_bug+0xc0/0xc0
[  434.533643]  ? kvm_clock_read+0x18/0x30
[  434.537624]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  434.542644]  ? print_usage_bug+0xc0/0xc0
[  434.546704]  ? __lock_acquire+0x62f/0x4c20
[  434.550943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.556494]  ? should_fail+0x22d/0xd01
[  434.560397]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.565677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.570781]  ? __lock_acquire+0x62f/0x4c20
[  434.575052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.580154]  ? __lock_acquire+0x62f/0x4c20
[  434.584388]  ? should_fail+0x22d/0xd01
[  434.588272]  ? rcu_irq_exit+0x1a2/0x390
[  434.592254]  ? mark_held_locks+0x130/0x130
[  434.596493]  ? mark_held_locks+0x130/0x130
[  434.600750]  ? mark_held_locks+0xc7/0x130
[  434.604898]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  434.609916]  ? zap_class+0x640/0x640
[  434.613638]  ? print_usage_bug+0xc0/0xc0
[  434.617703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.623278]  ? check_preemption_disabled+0x48/0x280
[  434.628335]  ? __lock_is_held+0xb5/0x140
[  434.632403]  __alloc_pages_nodemask+0xad8/0xea0
[  434.637079]  ? zap_class+0x640/0x640
[  434.640845]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  434.645880]  ? find_held_lock+0x36/0x1c0
[  434.649987]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.654660]  ? lock_downgrade+0x900/0x900
[  434.658817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.664361]  cache_grow_begin+0xa5/0x8c0
[  434.668427]  ? do_raw_spin_unlock+0xa7/0x330
[  434.672841]  fallback_alloc+0x204/0x2e0
[  434.676820]  ____cache_alloc_node+0x1c7/0x1e0
[  434.681321]  kmem_cache_alloc_node+0xe3/0x730
[  434.685821]  ? ipv6_get_ifaddr+0x42e/0x620
[  434.690067]  __alloc_skb+0x119/0x770
[  434.693790]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.699092]  ? netdev_alloc_frag+0x1f0/0x1f0
[  434.703510]  ? lock_downgrade+0x900/0x900
[  434.707664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.713201]  ? refcount_sub_and_test_checked+0x203/0x310
[  434.718661]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  434.724126]  ? addrconf_rs_timer+0x690/0x690
[  434.728562]  ndisc_alloc_skb+0x144/0x340
[  434.732629]  ndisc_send_rs+0x331/0x6e0
[  434.736524]  addrconf_rs_timer+0x314/0x690
[  434.740776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.745019]  call_timer_fn+0x272/0x920
[  434.748908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.753162]  ? process_timeout+0x40/0x40
[  434.757285]  ? mark_held_locks+0xc7/0x130
[  434.761451]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.765958]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.770455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.774695]  ? lockdep_hardirqs_on+0x296/0x5b0
[  434.779279]  ? trace_hardirqs_on+0xbd/0x310
[  434.783601]  ? kasan_check_read+0x11/0x20
[  434.787778]  ? __run_timers+0x7da/0xc70
[  434.791770]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.796881]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.801123]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.805356]  __run_timers+0x7e5/0xc70
[  434.809174]  ? timer_fixup_init+0x70/0x70
[  434.813334]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.818367]  ? zap_class+0x640/0x640
[  434.822086]  ? print_usage_bug+0xc0/0xc0
[  434.826147]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.831345]  ? find_held_lock+0x36/0x1c0
[  434.835415]  ? zap_class+0x640/0x640
[  434.839137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.844695]  ? check_preemption_disabled+0x48/0x280
[  434.849719]  ? __lock_is_held+0xb5/0x140
[  434.853783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.859328]  ? check_preemption_disabled+0x48/0x280
[  434.864354]  run_timer_softirq+0x52/0xb0
[  434.868417]  ? rcu_read_lock_sched_held+0x14f/0x180
[  434.873436]  __do_softirq+0x308/0xb7e
[  434.877246]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  434.881757]  ? lock_downgrade+0x900/0x900
[  434.885911]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  434.891028]  ? pvclock_read_flags+0x160/0x160
[  434.895526]  ? lapic_next_event+0x5a/0x90
[  434.899690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.905243]  ? kvm_clock_read+0x18/0x30
[  434.909252]  ? kvm_sched_clock_read+0x9/0x20
[  434.913704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.919250]  ? check_preemption_disabled+0x48/0x280
[  434.924280]  irq_exit+0x17f/0x1c0
[  434.927738]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.932589]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.938484]  ? interrupt_entry+0xb5/0xc0
[  434.942547]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.947564]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.952584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.957428]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.962448]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.967464]  ? task_prio+0x50/0x50
[  434.971006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.976547]  ? check_preemption_disabled+0x48/0x280
[  434.981590]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.986450]  apic_timer_interrupt+0xf/0x20
[  434.990677]  </IRQ>
[  434.992917] RIP: 0010:check_memory_region+0x117/0x1b0
[  434.998122] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  435.017027] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  435.024744] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  435.032008] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  435.039272] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  435.046557] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  435.053838] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  435.061123]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.066413]  kasan_check_read+0x11/0x20
[  435.070386]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.075489]  ? rcu_softirq_qs+0x20/0x20
[  435.079473]  rcu_is_watching+0x10/0x30
[  435.083361]  page_evictable+0x3c0/0x540
[  435.087338]  ? kswapd_stop+0x100/0x100
[  435.091234]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.096339]  ? perf_trace_sched_process_exec+0x860/0x860
[  435.101795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.107334]  ? check_preemption_disabled+0x48/0x280
[  435.112356]  shrink_active_list+0x869/0x1f00
[  435.116983]  ? mark_held_locks+0xc7/0x130
[  435.121141]  ? shrink_inactive_list+0x1c60/0x1c60
[  435.125998]  ? trace_hardirqs_on+0xbd/0x310
[  435.130337]  ? find_held_lock+0x36/0x1c0
[  435.134396]  ? shrink_inactive_list+0xa4a/0x1c60
[  435.139152]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.144254]  ? zap_class+0x640/0x640
[  435.147992]  ? print_usage_bug+0xc0/0xc0
[  435.152091]  ? __page_frag_cache_drain+0x210/0x210
[  435.157033]  ? print_usage_bug+0xc0/0xc0
[  435.161116]  ? mark_held_locks+0xc7/0x130
[  435.165270]  ? find_held_lock+0x36/0x1c0
[  435.169338]  ? zap_class+0x640/0x640
[  435.173057]  ? mark_held_locks+0xc7/0x130
[  435.177213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.182775]  ? check_preemption_disabled+0x48/0x280
[  435.187829]  ? zap_class+0x640/0x640
[  435.191543]  ? __lock_is_held+0xb5/0x140
[  435.195610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.201167]  ? check_preemption_disabled+0x48/0x280
[  435.206220]  ? __lock_is_held+0xb5/0x140
[  435.210312]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  435.215329]  ? inactive_list_is_low+0x305/0x880
[  435.220006]  ? lruvec_lru_size+0x450/0x450
[  435.224243]  ? kasan_check_read+0x11/0x20
[  435.228401]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  435.233345]  shrink_node_memcg+0x803/0x18f0
[  435.237698]  ? shrink_active_list+0x1f00/0x1f00
[  435.242369]  ? lock_downgrade+0x900/0x900
[  435.246527]  ? check_flush_dependency+0x410/0x410
[  435.251393]  ? kasan_check_read+0x11/0x20
[  435.255544]  ? do_raw_spin_unlock+0xa7/0x330
[  435.259967]  ? ___preempt_schedule+0x16/0x18
[  435.264384]  ? _raw_spin_unlock+0x3f/0x50
[  435.268554]  shrink_node+0x3bc/0x16b0
[  435.272357]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  435.277658]  ? shrink_node_memcg+0x18f0/0x18f0
[  435.282271]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  435.286853]  ? trace_hardirqs_on+0xbd/0x310
[  435.291189]  ? vmpressure+0x271/0x340
[  435.295009]  ? do_raw_spin_trylock+0x270/0x270
[  435.299604]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.305142]  ? __cpuset_node_allowed+0x19b/0x660
[  435.309901]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  435.315612]  ? vmpressure+0x1a2/0x340
[  435.319422]  do_try_to_free_pages+0x3e7/0x1290
[  435.324000]  ? zap_class+0x640/0x640
[  435.327725]  ? shrink_node+0x16b0/0x16b0
[  435.331803]  ? __lock_is_held+0xb5/0x140
[  435.335876]  try_to_free_pages+0x4d0/0xb90
[  435.340113]  ? do_try_to_free_pages+0x1290/0x1290
[  435.344975]  ? lock_acquire+0x1ed/0x520
[  435.348972]  ? set_page_refcounted+0x280/0x280
[  435.353561]  ? lock_release+0xa00/0xa00
[  435.357537]  ? _raw_spin_unlock_irq+0x60/0x80
[  435.362032]  ? psi_memstall_enter+0x240/0x2b0
[  435.366546]  ? psi_memstall_tick+0x230/0x230
[  435.370976]  __alloc_pages_slowpath+0xa48/0x2de0
[  435.375761]  ? warn_alloc+0x120/0x120
[  435.379558]  ? mark_held_locks+0x130/0x130
[  435.383798]  ? find_get_entry+0xaae/0x1120
[  435.388068]  ? filemap_map_pages+0x1a20/0x1a20
[  435.392690]  ? zap_class+0x640/0x640
[  435.396423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.401985]  ? check_preemption_disabled+0x48/0x280
[  435.407020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.412557]  ? should_fail+0x22d/0xd01
[  435.416450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.421556]  ? zap_class+0x640/0x640
[  435.425425]  ? __lock_is_held+0xb5/0x140
[  435.429507]  ? mark_held_locks+0x130/0x130
[  435.433741]  ? lock_release+0xa00/0xa00
[  435.437715]  ? perf_trace_sched_process_exec+0x860/0x860
[  435.443168]  ? xa_load+0x2ba/0x460
[  435.446709]  ? lock_downgrade+0x900/0x900
[  435.450881]  ? __might_sleep+0x95/0x190
[  435.454862]  __alloc_pages_nodemask+0xad8/0xea0
[  435.459556]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  435.464577]  ? __page_cache_alloc+0x191/0x5c0
[  435.469107]  ? xa_load+0x2e1/0x460
[  435.472649]  ? xa_clear_mark+0x40/0x40
[  435.476556]  ? zap_class+0x640/0x640
[  435.480283]  ? zap_class+0x640/0x640
[  435.484001]  ? zap_class+0x640/0x640
[  435.487715]  ? __do_page_cache_readahead+0x663/0x810
[  435.492826]  ? find_held_lock+0x36/0x1c0
[  435.496891]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  435.502440]  alloc_pages_current+0x173/0x350
[  435.506856]  __page_cache_alloc+0x38c/0x5c0
[  435.511174]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.516124]  ? kasan_check_read+0x11/0x20
[  435.520284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.525578]  ? generic_perform_write+0x6a0/0x6a0
[  435.530341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.535898]  ? check_preemption_disabled+0x48/0x280
[  435.540921]  filemap_fault+0x1595/0x25f0
[  435.545003]  ? __lock_page_or_retry+0xa00/0xa00
[  435.549696]  ? mark_held_locks+0x130/0x130
[  435.553940]  ? filemap_map_pages+0xd6b/0x1a20
[  435.558450]  ? lock_downgrade+0x900/0x900
[  435.562602]  ? check_preemption_disabled+0x48/0x280
[  435.567622]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.572549]  ? kasan_check_read+0x11/0x20
[  435.576712]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.581989]  ? rcu_softirq_qs+0x20/0x20
[  435.585986]  ? filemap_map_pages+0xd92/0x1a20
[  435.590501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.596048]  ? find_get_entries_tag+0x1400/0x1400
[  435.600898]  ? __lock_acquire+0x62f/0x4c20
[  435.605160]  ? lock_acquire+0x1ed/0x520
[  435.609132]  ? ext4_filemap_fault+0x7a/0xad
[  435.613459]  ? lock_release+0xa00/0xa00
[  435.617436]  ? perf_trace_sched_process_exec+0x860/0x860
[  435.622887]  ? print_usage_bug+0xc0/0xc0
[  435.626958]  ? print_usage_bug+0xc0/0xc0
[  435.631049]  ? down_read+0x8d/0x120
[  435.634673]  ? ext4_filemap_fault+0x7a/0xad
[  435.638992]  ? __down_interruptible+0x700/0x700
[  435.643702]  ext4_filemap_fault+0x82/0xad
[  435.647858]  __do_fault+0x100/0x6b0
[  435.651502]  ? pmd_devmap_trans_unstable+0x220/0x220
[  435.656608]  ? mark_held_locks+0x130/0x130
[  435.660865]  ? mark_held_locks+0x130/0x130
[  435.665098]  ? find_held_lock+0x36/0x1c0
[  435.669167]  ? find_held_lock+0x36/0x1c0
[  435.673236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.678784]  __handle_mm_fault+0x3ea0/0x5be0
[  435.683193]  ? poll_select_copy_remaining+0x18c/0x6a0
[  435.688398]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  435.693266]  ? __might_fault+0x12b/0x1e0
[  435.697331]  ? lock_downgrade+0x900/0x900
[  435.701510]  ? zap_class+0x640/0x640
[  435.705230]  ? zap_class+0x640/0x640
[  435.708980]  ? find_held_lock+0x36/0x1c0
[  435.713054]  ? handle_mm_fault+0x42a/0xc70
[  435.717293]  ? lock_downgrade+0x900/0x900
[  435.721443]  ? check_preemption_disabled+0x48/0x280
[  435.726462]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.731390]  ? kasan_check_read+0x11/0x20
[  435.735561]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.740840]  ? rcu_softirq_qs+0x20/0x20
[  435.744823]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.749933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.755484]  ? check_preemption_disabled+0x48/0x280
[  435.760512]  handle_mm_fault+0x54f/0xc70
[  435.764580]  ? __handle_mm_fault+0x5be0/0x5be0
[  435.769171]  ? find_vma+0x34/0x190
[  435.772720]  __do_page_fault+0x5e8/0xe60
[  435.776784]  ? trace_hardirqs_off+0xb8/0x310
[  435.781204]  do_page_fault+0xf2/0x7e0
[  435.785016]  ? vmalloc_sync_all+0x30/0x30
[  435.789166]  ? error_entry+0x70/0xd0
[  435.792895]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.797907]  ? trace_hardirqs_on_caller+0xc0/0x310
[  435.802837]  ? syscall_return_slowpath+0x5e0/0x5e0
[  435.807765]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.812606]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.817621]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.823074]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  435.828106]  ? prepare_exit_to_usermode+0x291/0x3b0
[  435.833126]  ? page_fault+0x8/0x30
[  435.836670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.841516]  ? page_fault+0x8/0x30
[  435.845058]  page_fault+0x1e/0x30
[  435.848522] RIP: 0033:0x7efe5ebdedd3
[  435.852265] Code: Bad RIP value.
[  435.855644] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  435.861004] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  435.868273] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  435.875543] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  435.882814] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  435.890082] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  435.897375] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  435.897377] Mem-Info:
[  435.897406] active_anon:51362 inactive_anon:188 isolated_anon:0
[  435.897406]  active_file:14 inactive_file:10 isolated_file:0
[  435.897406]  unevictable:0 dirty:0 writeback:0 unstable:0
[  435.897406]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  435.897406]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  435.897406]  free:13762 free_pcp:570 free_cma:0
[  435.904667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.907110] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  435.939963] Call Trace:
[  435.949307] 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
[  435.976703]  <IRQ>
[  435.979291] lowmem_reserve[]: 0 2818 6321 6321
[  436.005569]  dump_stack+0x244/0x39d
[  436.007694] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  436.012277]  ? dump_stack_print_info.cold.1+0x20/0x20
[  436.015878] lowmem_reserve[]: 0 0 3503 3503
[  436.043560]  warn_alloc.cold.116+0xb7/0x1bd
[  436.048713] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  436.053054]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.057350] lowmem_reserve[]: 0 0 0 0
[  436.086325]  ? lock_downgrade+0x900/0x900
[  436.091146] 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
[  436.094945]  ? trace_hardirqs_off+0xb8/0x310
[  436.099105] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  436.112645]  ? trace_hardirqs_off+0xb8/0x310
[  436.117027] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  436.132286]  __alloc_pages_slowpath+0x2651/0x2de0
[  436.136670] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  436.151678]  ? warn_alloc+0x120/0x120
[  436.156479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  436.165394]  ? print_usage_bug+0xc0/0xc0
[  436.169167] 268 total pagecache pages
[  436.177748]  ? warn_alloc+0x120/0x120
[  436.181788] 0 pages in swap cache
[  436.185591]  ? warn_alloc+0x120/0x120
[  436.189387] Swap cache stats: add 0, delete 0, find 0/0
[  436.192834]  ? print_usage_bug+0xc0/0xc0
[  436.196610] Free swap  = 0kB
[  436.201972]  ? print_usage_bug+0xc0/0xc0
[  436.206007] Total swap = 0kB
[  436.209014]  ? __lock_acquire+0x62f/0x4c20
[  436.213079] 1965979 pages RAM
[  436.216086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.220294] 0 pages HighMem/MovableOnly
[  436.223405]  ? should_fail+0x22d/0xd01
[  436.228915] 342854 pages reserved
[  436.232880]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.236744] 0 pages cma reserved
[  436.240188]  ? __lock_acquire+0x62f/0x4c20
[  436.245328] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  436.248630]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.252937] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  436.259344]  ? __lock_acquire+0x62f/0x4c20
[  436.264434] init cpuset=/ mems_allowed=0
[  436.274131]  ? should_fail+0x22d/0xd01
[  436.286290]  ? find_held_lock+0x36/0x1c0
[  436.290360]  ? mark_held_locks+0x130/0x130
[  436.294616]  ? mark_held_locks+0x130/0x130
[  436.298851]  ? zap_class+0x640/0x640
[  436.302565]  ? zap_class+0x640/0x640
[  436.306289]  ? print_usage_bug+0xc0/0xc0
[  436.310360]  ? do_raw_spin_unlock+0xa7/0x330
[  436.314899]  ? zap_class+0x640/0x640
[  436.318614]  ? print_usage_bug+0xc0/0xc0
[  436.322670]  ? wq_watchdog_touch+0x9c/0xfe
[  436.326924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.332503]  ? check_preemption_disabled+0x48/0x280
[  436.337551]  ? __lock_is_held+0xb5/0x140
[  436.341628]  __alloc_pages_nodemask+0xad8/0xea0
[  436.346293]  ? zap_class+0x640/0x640
[  436.350039]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  436.355097]  ? find_held_lock+0x36/0x1c0
[  436.359167]  ? ____cache_alloc_node+0x1c7/0x1e0
[  436.363834]  ? lock_downgrade+0x900/0x900
[  436.367995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.373542]  cache_grow_begin+0xa5/0x8c0
[  436.377600]  ? do_raw_spin_unlock+0xa7/0x330
[  436.382019]  fallback_alloc+0x204/0x2e0
[  436.386003]  ____cache_alloc_node+0x1c7/0x1e0
[  436.390504]  kmem_cache_alloc_node+0xe3/0x730
[  436.394999]  ? ipv6_get_ifaddr+0x42e/0x620
[  436.399241]  __alloc_skb+0x119/0x770
[  436.402966]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.408423]  ? netdev_alloc_frag+0x1f0/0x1f0
[  436.412837]  ? lock_downgrade+0x900/0x900
[  436.416996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.422552]  ? refcount_sub_and_test_checked+0x203/0x310
[  436.428008]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  436.433461]  ? addrconf_rs_timer+0x690/0x690
[  436.437884]  ndisc_alloc_skb+0x144/0x340
[  436.441958]  ndisc_send_rs+0x331/0x6e0
[  436.445857]  addrconf_rs_timer+0x314/0x690
[  436.450100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.454350]  call_timer_fn+0x272/0x920
[  436.458238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.462474]  ? process_timeout+0x40/0x40
[  436.466561]  ? __run_timers+0x7da/0xc70
[  436.470554]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.475063]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.479584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.483819]  ? lockdep_hardirqs_on+0x296/0x5b0
[  436.488413]  ? trace_hardirqs_on+0xbd/0x310
[  436.492736]  ? kasan_check_read+0x11/0x20
[  436.496881]  ? __run_timers+0x7da/0xc70
[  436.500873]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.506009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.510266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.514498]  __run_timers+0x7e5/0xc70
[  436.518304]  ? timer_fixup_init+0x70/0x70
[  436.522452]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  436.527482]  ? zap_class+0x640/0x640
[  436.531198]  ? enqueue_hrtimer+0x1a5/0x560
[  436.535447]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  436.540642]  ? find_held_lock+0x36/0x1c0
[  436.544705]  ? zap_class+0x640/0x640
[  436.548448]  ? pvclock_read_flags+0x160/0x160
[  436.552955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.558496]  ? check_preemption_disabled+0x48/0x280
[  436.563537]  ? __lock_is_held+0xb5/0x140
[  436.567599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.573141]  ? check_preemption_disabled+0x48/0x280
[  436.578164]  run_timer_softirq+0x52/0xb0
[  436.582243]  ? rcu_read_lock_sched_held+0x14f/0x180
[  436.587263]  __do_softirq+0x308/0xb7e
[  436.591070]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  436.595563]  ? lock_downgrade+0x900/0x900
[  436.599719]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  436.604828]  ? pvclock_read_flags+0x160/0x160
[  436.609325]  ? lapic_next_event+0x5a/0x90
[  436.613491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.619035]  ? kvm_clock_read+0x18/0x30
[  436.623008]  ? kvm_sched_clock_read+0x9/0x20
[  436.627420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.632967]  ? check_preemption_disabled+0x48/0x280
[  436.637998]  irq_exit+0x17f/0x1c0
[  436.641456]  smp_apic_timer_interrupt+0x1cb/0x760
[  436.646306]  ? smp_reschedule_interrupt+0x109/0x650
[  436.651346]  ? smp_call_function_single_interrupt+0x650/0x650
[  436.657250]  ? interrupt_entry+0xb5/0xc0
[  436.661315]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.666365]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.671388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.676234]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.681265]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.686286]  ? task_prio+0x50/0x50
[  436.689831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.695368]  ? check_preemption_disabled+0x48/0x280
[  436.700388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.705242]  apic_timer_interrupt+0xf/0x20
[  436.709472]  </IRQ>
[  436.711717] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  436.716654] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  436.735553] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  436.743262] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  436.750527] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  436.757812] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  436.765095] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  436.772362] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  436.780105]  skb_clone+0x1bb/0x500
[  436.783649]  ? finish_task_switch+0x663/0x910
[  436.788194]  ? skb_split+0x11e0/0x11e0
[  436.792099]  ? preempt_notifier_register+0x200/0x200
[  436.797201]  ? __switch_to_asm+0x34/0x70
[  436.801267]  ? __switch_to_asm+0x34/0x70
[  436.805326]  ? __switch_to_asm+0x40/0x70
[  436.809401]  ? __switch_to_asm+0x34/0x70
[  436.813473]  ? __switch_to_asm+0x40/0x70
[  436.817536]  ? __switch_to_asm+0x34/0x70
[  436.821612]  ? __switch_to_asm+0x40/0x70
[  436.825672]  ? __switch_to_asm+0x34/0x70
[  436.829734]  ? __switch_to_asm+0x34/0x70
[  436.833792]  ? __switch_to_asm+0x40/0x70
[  436.837849]  ? __switch_to_asm+0x34/0x70
[  436.841914]  bpf_clone_redirect+0xb9/0x490
[  436.846172]  ? __schedule+0x8d7/0x21d0
[  436.850084]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  436.855103]  ? __sched_text_start+0x8/0x8
[  436.859254]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.864024]  ? find_held_lock+0x36/0x1c0
[  436.868095]  ? lock_acquire+0x1ed/0x520
[  436.872072]  ? bpf_test_run+0x3cb/0x780
[  436.876049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.881606]  ? check_preemption_disabled+0x48/0x280
[  436.886626]  ? kasan_check_read+0x11/0x20
[  436.890782]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.896057]  ? rcu_softirq_qs+0x20/0x20
[  436.900036]  ? preempt_schedule+0x4d/0x60
[  436.904190]  ? ___preempt_schedule+0x16/0x18
[  436.908607]  ? bpf_test_run+0x25d/0x780
[  436.912595]  ? netlink_diag_dump+0x2a0/0x2a0
[  436.917012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.922569]  ? bpf_test_init.isra.10+0x70/0x100
[  436.927241]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  436.932009]  ? bpf_test_finish.isra.9+0x260/0x260
[  436.936850]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  436.942392]  ? fput+0x130/0x1a0
[  436.945780]  ? __bpf_prog_get+0x9b/0x290
[  436.949842]  ? bpf_test_finish.isra.9+0x260/0x260
[  436.954681]  ? bpf_prog_test_run+0x130/0x1a0
[  436.959113]  ? __x64_sys_bpf+0x3db/0x520
[  436.963180]  ? bpf_prog_get+0x20/0x20
[  436.967025]  ? do_syscall_64+0x1b9/0x820
[  436.971086]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  436.976464]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.981398]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.986418]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  436.991452]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  436.998118]  ? __switch_to_asm+0x40/0x70
[  437.002199]  ? __switch_to_asm+0x34/0x70
[  437.006286]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.011139]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  437.016523] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  437.016592] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.022759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.022765] Call Trace:
[  437.022771]  <IRQ>
[  437.022790]  dump_stack+0x244/0x39d
[  437.022814]  ? dump_stack_print_info.cold.1+0x20/0x20
[  437.029344] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.038650]  warn_alloc.cold.116+0xb7/0x1bd
[  437.041204] syz-executor2 cpuset=syz2 mems_allowed=0
[  437.043353]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.076875]  ? lock_downgrade+0x900/0x900
[  437.081027]  ? trace_hardirqs_off+0xb8/0x310
[  437.085452]  ? trace_hardirqs_off+0xb8/0x310
[  437.089862]  __alloc_pages_slowpath+0x2651/0x2de0
[  437.094741]  ? warn_alloc+0x120/0x120
[  437.098587]  ? print_usage_bug+0xc0/0xc0
[  437.102652]  ? warn_alloc+0x120/0x120
[  437.106489]  ? warn_alloc+0x120/0x120
[  437.110291]  ? print_usage_bug+0xc0/0xc0
[  437.114352]  ? kvm_clock_read+0x18/0x30
[  437.118591]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  437.123626]  ? print_usage_bug+0xc0/0xc0
[  437.127719]  ? __lock_acquire+0x62f/0x4c20
[  437.131968]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.137511]  ? should_fail+0x22d/0xd01
[  437.141397]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.146679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.151785]  ? __lock_acquire+0x62f/0x4c20
[  437.156040]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.161172]  ? __lock_acquire+0x62f/0x4c20
[  437.165404]  ? should_fail+0x22d/0xd01
[  437.169292]  ? rcu_irq_exit+0x1a2/0x390
[  437.173295]  ? mark_held_locks+0x130/0x130
[  437.177534]  ? mark_held_locks+0x130/0x130
[  437.181773]  ? mark_held_locks+0xc7/0x130
[  437.185919]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  437.190940]  ? zap_class+0x640/0x640
[  437.194665]  ? print_usage_bug+0xc0/0xc0
[  437.198731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.204269]  ? check_preemption_disabled+0x48/0x280
[  437.209292]  ? __lock_is_held+0xb5/0x140
[  437.213359]  __alloc_pages_nodemask+0xad8/0xea0
[  437.218028]  ? zap_class+0x640/0x640
[  437.221745]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  437.226772]  ? find_held_lock+0x36/0x1c0
[  437.230839]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.235508]  ? lock_downgrade+0x900/0x900
[  437.239691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.245264]  cache_grow_begin+0xa5/0x8c0
[  437.249340]  ? do_raw_spin_unlock+0xa7/0x330
[  437.253760]  fallback_alloc+0x204/0x2e0
[  437.257764]  ____cache_alloc_node+0x1c7/0x1e0
[  437.262261]  kmem_cache_alloc_node+0xe3/0x730
[  437.266752]  ? ipv6_get_ifaddr+0x42e/0x620
[  437.271010]  __alloc_skb+0x119/0x770
[  437.274735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.280020]  ? netdev_alloc_frag+0x1f0/0x1f0
[  437.284440]  ? lock_downgrade+0x900/0x900
[  437.288591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.294125]  ? refcount_sub_and_test_checked+0x203/0x310
[  437.299581]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  437.305032]  ? addrconf_rs_timer+0x690/0x690
[  437.309462]  ndisc_alloc_skb+0x144/0x340
[  437.313544]  ndisc_send_rs+0x331/0x6e0
[  437.317436]  addrconf_rs_timer+0x314/0x690
[  437.321671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.325911]  call_timer_fn+0x272/0x920
[  437.329794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.334027]  ? process_timeout+0x40/0x40
[  437.338091]  ? mark_held_locks+0xc7/0x130
[  437.342243]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.346751]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.351246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.355476]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.360056]  ? trace_hardirqs_on+0xbd/0x310
[  437.364373]  ? kasan_check_read+0x11/0x20
[  437.368512]  ? __run_timers+0x7da/0xc70
[  437.372532]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.377638]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.381877]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.386108]  __run_timers+0x7e5/0xc70
[  437.389914]  ? timer_fixup_init+0x70/0x70
[  437.394059]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.399073]  ? zap_class+0x640/0x640
[  437.402785]  ? print_usage_bug+0xc0/0xc0
[  437.406858]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  437.412077]  ? find_held_lock+0x36/0x1c0
[  437.416152]  ? zap_class+0x640/0x640
[  437.419865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.425415]  ? check_preemption_disabled+0x48/0x280
[  437.430436]  ? __lock_is_held+0xb5/0x140
[  437.434509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.440044]  ? check_preemption_disabled+0x48/0x280
[  437.445108]  run_timer_softirq+0x52/0xb0
[  437.449182]  ? rcu_read_lock_sched_held+0x14f/0x180
[  437.454216]  __do_softirq+0x308/0xb7e
[  437.458015]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  437.462505]  ? lock_downgrade+0x900/0x900
[  437.466654]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  437.471766]  ? pvclock_read_flags+0x160/0x160
[  437.476265]  ? lapic_next_event+0x5a/0x90
[  437.480414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.485960]  ? kvm_clock_read+0x18/0x30
[  437.489933]  ? kvm_sched_clock_read+0x9/0x20
[  437.494356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.499890]  ? check_preemption_disabled+0x48/0x280
[  437.504905]  irq_exit+0x17f/0x1c0
[  437.508355]  smp_apic_timer_interrupt+0x1cb/0x760
[  437.513227]  ? smp_call_function_single_interrupt+0x650/0x650
[  437.519135]  ? interrupt_entry+0xb5/0xc0
[  437.523193]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.528238]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.533257]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.538112]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.543131]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.548161]  ? task_prio+0x50/0x50
[  437.551702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.557241]  ? check_preemption_disabled+0x48/0x280
[  437.562261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.567110]  apic_timer_interrupt+0xf/0x20
[  437.571338]  </IRQ>
[  437.573576] RIP: 0010:check_memory_region+0x117/0x1b0
[  437.578771] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  437.597676] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  437.605394] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  437.612685] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  437.619971] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  437.627239] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  437.634501] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  437.641789]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.647088]  kasan_check_read+0x11/0x20
[  437.651063]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.656166]  ? rcu_softirq_qs+0x20/0x20
[  437.660151]  rcu_is_watching+0x10/0x30
[  437.664048]  page_evictable+0x3c0/0x540
[  437.668053]  ? kswapd_stop+0x100/0x100
[  437.671938]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.677058]  ? perf_trace_sched_process_exec+0x860/0x860
[  437.682506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.688043]  ? check_preemption_disabled+0x48/0x280
[  437.693060]  shrink_active_list+0x869/0x1f00
[  437.697472]  ? mark_held_locks+0xc7/0x130
[  437.701624]  ? shrink_inactive_list+0x1c60/0x1c60
[  437.706476]  ? trace_hardirqs_on+0xbd/0x310
[  437.710794]  ? find_held_lock+0x36/0x1c0
[  437.714855]  ? shrink_inactive_list+0xa4a/0x1c60
[  437.719607]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.724706]  ? zap_class+0x640/0x640
[  437.728420]  ? print_usage_bug+0xc0/0xc0
[  437.732495]  ? __page_frag_cache_drain+0x210/0x210
[  437.737420]  ? print_usage_bug+0xc0/0xc0
[  437.741502]  ? mark_held_locks+0xc7/0x130
[  437.745667]  ? find_held_lock+0x36/0x1c0
[  437.749751]  ? zap_class+0x640/0x640
[  437.753489]  ? mark_held_locks+0xc7/0x130
[  437.757647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.763183]  ? check_preemption_disabled+0x48/0x280
[  437.768229]  ? zap_class+0x640/0x640
[  437.771968]  ? __lock_is_held+0xb5/0x140
[  437.776050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.781598]  ? check_preemption_disabled+0x48/0x280
[  437.786617]  ? __lock_is_held+0xb5/0x140
[  437.790687]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.795701]  ? inactive_list_is_low+0x305/0x880
[  437.800386]  ? lruvec_lru_size+0x450/0x450
[  437.804617]  ? kasan_check_read+0x11/0x20
[  437.808773]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  437.813736]  shrink_node_memcg+0x803/0x18f0
[  437.818104]  ? shrink_active_list+0x1f00/0x1f00
[  437.822790]  ? lock_downgrade+0x900/0x900
[  437.826934]  ? check_flush_dependency+0x410/0x410
[  437.831787]  ? kasan_check_read+0x11/0x20
[  437.835957]  ? do_raw_spin_unlock+0xa7/0x330
[  437.840387]  ? ___preempt_schedule+0x16/0x18
[  437.844820]  ? _raw_spin_unlock+0x3f/0x50
[  437.848979]  shrink_node+0x3bc/0x16b0
[  437.852780]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  437.858078]  ? shrink_node_memcg+0x18f0/0x18f0
[  437.862661]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  437.867247]  ? trace_hardirqs_on+0xbd/0x310
[  437.871565]  ? vmpressure+0x271/0x340
[  437.875361]  ? do_raw_spin_trylock+0x270/0x270
[  437.879965]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  437.885518]  ? __cpuset_node_allowed+0x19b/0x660
[  437.890273]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  437.895982]  ? vmpressure+0x1a2/0x340
[  437.899783]  do_try_to_free_pages+0x3e7/0x1290
[  437.904357]  ? zap_class+0x640/0x640
[  437.908097]  ? shrink_node+0x16b0/0x16b0
[  437.912157]  ? __lock_is_held+0xb5/0x140
[  437.916261]  try_to_free_pages+0x4d0/0xb90
[  437.920537]  ? do_try_to_free_pages+0x1290/0x1290
[  437.925388]  ? lock_acquire+0x1ed/0x520
[  437.929385]  ? set_page_refcounted+0x280/0x280
[  437.933995]  ? lock_release+0xa00/0xa00
[  437.938018]  ? _raw_spin_unlock_irq+0x60/0x80
[  437.942513]  ? psi_memstall_enter+0x240/0x2b0
[  437.947021]  ? psi_memstall_tick+0x230/0x230
[  437.951440]  __alloc_pages_slowpath+0xa48/0x2de0
[  437.956230]  ? warn_alloc+0x120/0x120
[  437.960028]  ? mark_held_locks+0x130/0x130
[  437.964270]  ? find_get_entry+0xaae/0x1120
[  437.968560]  ? filemap_map_pages+0x1a20/0x1a20
[  437.973148]  ? zap_class+0x640/0x640
[  437.976865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.982406]  ? check_preemption_disabled+0x48/0x280
[  437.987618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.993151]  ? should_fail+0x22d/0xd01
[  437.997042]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.002145]  ? zap_class+0x640/0x640
[  438.005881]  ? __lock_is_held+0xb5/0x140
[  438.009962]  ? mark_held_locks+0x130/0x130
[  438.014217]  ? lock_release+0xa00/0xa00
[  438.018189]  ? perf_trace_sched_process_exec+0x860/0x860
[  438.023637]  ? xa_load+0x2ba/0x460
[  438.027195]  ? lock_downgrade+0x900/0x900
[  438.031368]  ? __might_sleep+0x95/0x190
[  438.035346]  __alloc_pages_nodemask+0xad8/0xea0
[  438.040024]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  438.045057]  ? __page_cache_alloc+0x191/0x5c0
[  438.049550]  ? xa_load+0x2e1/0x460
[  438.053093]  ? xa_clear_mark+0x40/0x40
[  438.056984]  ? zap_class+0x640/0x640
[  438.060708]  ? zap_class+0x640/0x640
[  438.064430]  ? zap_class+0x640/0x640
[  438.068145]  ? __do_page_cache_readahead+0x663/0x810
[  438.073253]  ? find_held_lock+0x36/0x1c0
[  438.077322]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  438.082866]  alloc_pages_current+0x173/0x350
[  438.087280]  __page_cache_alloc+0x38c/0x5c0
[  438.091645]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.096573]  ? kasan_check_read+0x11/0x20
[  438.100765]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.106048]  ? generic_perform_write+0x6a0/0x6a0
[  438.110806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.116361]  ? check_preemption_disabled+0x48/0x280
[  438.121387]  filemap_fault+0x1595/0x25f0
[  438.125462]  ? __lock_page_or_retry+0xa00/0xa00
[  438.130133]  ? mark_held_locks+0x130/0x130
[  438.134378]  ? filemap_map_pages+0xd6b/0x1a20
[  438.138894]  ? lock_downgrade+0x900/0x900
[  438.143070]  ? check_preemption_disabled+0x48/0x280
[  438.148090]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.153020]  ? kasan_check_read+0x11/0x20
[  438.157169]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.162458]  ? rcu_softirq_qs+0x20/0x20
[  438.166443]  ? filemap_map_pages+0xd92/0x1a20
[  438.170965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.176513]  ? find_get_entries_tag+0x1400/0x1400
[  438.181359]  ? __lock_acquire+0x62f/0x4c20
[  438.185613]  ? lock_acquire+0x1ed/0x520
[  438.189612]  ? ext4_filemap_fault+0x7a/0xad
[  438.193940]  ? lock_release+0xa00/0xa00
[  438.197923]  ? perf_trace_sched_process_exec+0x860/0x860
[  438.203397]  ? print_usage_bug+0xc0/0xc0
[  438.207459]  ? print_usage_bug+0xc0/0xc0
[  438.211542]  ? down_read+0x8d/0x120
[  438.215179]  ? ext4_filemap_fault+0x7a/0xad
[  438.219507]  ? __down_interruptible+0x700/0x700
[  438.224186]  ext4_filemap_fault+0x82/0xad
[  438.228342]  __do_fault+0x100/0x6b0
[  438.232007]  ? pmd_devmap_trans_unstable+0x220/0x220
[  438.237131]  ? mark_held_locks+0x130/0x130
[  438.241372]  ? mark_held_locks+0x130/0x130
[  438.245619]  ? find_held_lock+0x36/0x1c0
[  438.249687]  ? find_held_lock+0x36/0x1c0
[  438.253784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.259357]  __handle_mm_fault+0x3ea0/0x5be0
[  438.263767]  ? poll_select_copy_remaining+0x18c/0x6a0
[  438.268973]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  438.273824]  ? __might_fault+0x12b/0x1e0
[  438.277888]  ? lock_downgrade+0x900/0x900
[  438.282086]  ? zap_class+0x640/0x640
[  438.285809]  ? zap_class+0x640/0x640
[  438.289560]  ? find_held_lock+0x36/0x1c0
[  438.293628]  ? handle_mm_fault+0x42a/0xc70
[  438.297864]  ? lock_downgrade+0x900/0x900
[  438.302012]  ? check_preemption_disabled+0x48/0x280
[  438.307049]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.312067]  ? kasan_check_read+0x11/0x20
[  438.316237]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.321515]  ? rcu_softirq_qs+0x20/0x20
[  438.325490]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.330594]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.336133]  ? check_preemption_disabled+0x48/0x280
[  438.341162]  handle_mm_fault+0x54f/0xc70
[  438.345236]  ? __handle_mm_fault+0x5be0/0x5be0
[  438.349825]  ? find_vma+0x34/0x190
[  438.353372]  __do_page_fault+0x5e8/0xe60
[  438.357449]  ? trace_hardirqs_off+0xb8/0x310
[  438.361872]  do_page_fault+0xf2/0x7e0
[  438.365672]  ? vmalloc_sync_all+0x30/0x30
[  438.369824]  ? error_entry+0x70/0xd0
[  438.373540]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.378563]  ? trace_hardirqs_on_caller+0xc0/0x310
[  438.383504]  ? syscall_return_slowpath+0x5e0/0x5e0
[  438.388445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.393288]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.398303]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.403753]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  438.408771]  ? prepare_exit_to_usermode+0x291/0x3b0
[  438.413785]  ? page_fault+0x8/0x30
[  438.417324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.422167]  ? page_fault+0x8/0x30
[  438.425706]  page_fault+0x1e/0x30
[  438.429160] RIP: 0033:0x7efe5ebdedd3
[  438.432885] Code: Bad RIP value.
[  438.436245] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  438.441605] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  438.448887] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  438.456152] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  438.463420] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  438.470691] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  438.477993] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  438.477998] warn_alloc_show_mem: 1 callbacks suppressed
[  438.478005] Mem-Info:
[  438.485284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.490651] active_anon:51362 inactive_anon:188 isolated_anon:0
[  438.490651]  active_file:14 inactive_file:10 isolated_file:0
[  438.490651]  unevictable:0 dirty:0 writeback:0 unstable:0
[  438.490651]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  438.490651]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  438.490651]  free:13762 free_pcp:570 free_cma:0
[  438.493022] Call Trace:
[  438.502406] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  438.535248]  <IRQ>
[  438.537818] 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
[  438.565223]  dump_stack+0x244/0x39d
[  438.567369] lowmem_reserve[]: 0 2818 6321 6321
[  438.593474]  ? dump_stack_print_info.cold.1+0x20/0x20
[  438.597077] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  438.601662]  warn_alloc.cold.116+0xb7/0x1bd
[  438.606820] lowmem_reserve[]: 0 0 3503 3503
[  438.634485]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.638783] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  438.643111]  ? lock_downgrade+0x900/0x900
[  438.647937] lowmem_reserve[]: 0 0 0 0
[  438.677053]  ? trace_hardirqs_off+0xb8/0x310
[  438.681189] 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
[  438.684993]  ? trace_hardirqs_off+0xb8/0x310
[  438.689377] Node 0 DMA32: 1*4kB (U) 3*8kB (UM) 2*16kB (UM) 3*32kB (M) 3*64kB (M) 4*128kB (UM) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25180kB
[  438.702910]  __alloc_pages_slowpath+0x2651/0x2de0
[  438.707308] Node 0 Normal: 702*4kB (MEH) 460*8kB (UME) 193*16kB (UME) 59*32kB (UME) 27*64kB (UMH) 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13960kB
[  438.722582]  ? warn_alloc+0x120/0x120
[  438.727386] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  438.742371]  ? print_usage_bug+0xc0/0xc0
[  438.746155] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  438.754980]  ? warn_alloc+0x120/0x120
[  438.759056] 268 total pagecache pages
[  438.767621]  ? warn_alloc+0x120/0x120
[  438.771402] 0 pages in swap cache
[  438.775188]  ? print_usage_bug+0xc0/0xc0
[  438.778995] Swap cache stats: add 0, delete 0, find 0/0
[  438.782440]  ? print_usage_bug+0xc0/0xc0
[  438.786475] Free swap  = 0kB
[  438.791833]  ? __lock_acquire+0x62f/0x4c20
[  438.795869] Total swap = 0kB
[  438.798923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.803129] 1965979 pages RAM
[  438.806142]  ? should_fail+0x22d/0xd01
[  438.811646] 0 pages HighMem/MovableOnly
[  438.811654] 342854 pages reserved
[  438.814752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.818615] 0 pages cma reserved
[  438.822583]  ? __lock_acquire+0x62f/0x4c20
[  438.826070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  438.831103]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.831115]  ? __lock_acquire+0x62f/0x4c20
[  438.831131]  ? should_fail+0x22d/0xd01
[  438.834528] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  438.838703]  ? find_held_lock+0x36/0x1c0
[  438.845206] init cpuset=/ mems_allowed=0
[  438.850307]  ? mark_held_locks+0x130/0x130
[  438.880482]  ? mark_held_locks+0x130/0x130
[  438.884719]  ? zap_class+0x640/0x640
[  438.888430]  ? zap_class+0x640/0x640
[  438.892148]  ? print_usage_bug+0xc0/0xc0
[  438.896210]  ? do_raw_spin_unlock+0xa7/0x330
[  438.900623]  ? zap_class+0x640/0x640
[  438.904333]  ? print_usage_bug+0xc0/0xc0
[  438.908390]  ? wq_watchdog_touch+0x9c/0xfe
[  438.912619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.918167]  ? check_preemption_disabled+0x48/0x280
[  438.923202]  ? __lock_is_held+0xb5/0x140
[  438.927275]  __alloc_pages_nodemask+0xad8/0xea0
[  438.931947]  ? zap_class+0x640/0x640
[  438.935735]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  438.940764]  ? find_held_lock+0x36/0x1c0
[  438.944838]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.949509]  ? lock_downgrade+0x900/0x900
[  438.953681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.959258]  cache_grow_begin+0xa5/0x8c0
[  438.963348]  ? do_raw_spin_unlock+0xa7/0x330
[  438.967764]  fallback_alloc+0x204/0x2e0
[  438.971754]  ____cache_alloc_node+0x1c7/0x1e0
[  438.976288]  kmem_cache_alloc_node+0xe3/0x730
[  438.980797]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.985042]  __alloc_skb+0x119/0x770
[  438.988752]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.994031]  ? netdev_alloc_frag+0x1f0/0x1f0
[  438.998438]  ? lock_downgrade+0x900/0x900
[  439.002594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.008140]  ? refcount_sub_and_test_checked+0x203/0x310
[  439.013612]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  439.019067]  ? addrconf_rs_timer+0x690/0x690
[  439.023491]  ndisc_alloc_skb+0x144/0x340
[  439.027576]  ndisc_send_rs+0x331/0x6e0
[  439.031479]  addrconf_rs_timer+0x314/0x690
[  439.035722]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.039976]  call_timer_fn+0x272/0x920
[  439.043879]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.048117]  ? process_timeout+0x40/0x40
[  439.052185]  ? __run_timers+0x7da/0xc70
[  439.056166]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.060661]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.065157]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.069399]  ? lockdep_hardirqs_on+0x296/0x5b0
[  439.074000]  ? trace_hardirqs_on+0xbd/0x310
[  439.078322]  ? kasan_check_read+0x11/0x20
[  439.082465]  ? __run_timers+0x7da/0xc70
[  439.086440]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.091543]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.095780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.100005]  __run_timers+0x7e5/0xc70
[  439.103810]  ? timer_fixup_init+0x70/0x70
[  439.107961]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.112981]  ? zap_class+0x640/0x640
[  439.117023]  ? enqueue_hrtimer+0x1a5/0x560
[  439.121262]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.126456]  ? find_held_lock+0x36/0x1c0
[  439.130521]  ? zap_class+0x640/0x640
[  439.134239]  ? pvclock_read_flags+0x160/0x160
[  439.138742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.144314]  ? check_preemption_disabled+0x48/0x280
[  439.149371]  ? __lock_is_held+0xb5/0x140
[  439.153447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.159538]  ? check_preemption_disabled+0x48/0x280
[  439.164568]  run_timer_softirq+0x52/0xb0
[  439.168633]  ? rcu_read_lock_sched_held+0x14f/0x180
[  439.173654]  __do_softirq+0x308/0xb7e
[  439.177461]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  439.181963]  ? lock_downgrade+0x900/0x900
[  439.186118]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  439.191234]  ? pvclock_read_flags+0x160/0x160
[  439.195735]  ? lapic_next_event+0x5a/0x90
[  439.199882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.205424]  ? kvm_clock_read+0x18/0x30
[  439.209402]  ? kvm_sched_clock_read+0x9/0x20
[  439.213851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.219405]  ? check_preemption_disabled+0x48/0x280
[  439.224451]  irq_exit+0x17f/0x1c0
[  439.227906]  smp_apic_timer_interrupt+0x1cb/0x760
[  439.232750]  ? smp_reschedule_interrupt+0x109/0x650
[  439.237766]  ? smp_call_function_single_interrupt+0x650/0x650
[  439.243669]  ? interrupt_entry+0xb5/0xc0
[  439.247733]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.252750]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.257783]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.262624]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.267657]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.272674]  ? task_prio+0x50/0x50
[  439.276247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.281782]  ? check_preemption_disabled+0x48/0x280
[  439.286800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.291664]  apic_timer_interrupt+0xf/0x20
[  439.295904]  </IRQ>
[  439.298177] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  439.303104] Code: 7e 0f 85 cf fe ff ff e8 a6 c9 3d ff e9 c5 fe ff ff e8 4d ff c2 ff 48 83 3d e5 47 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 82 f3
[  439.322014] RSP: 0000:ffff88819537f718 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  439.329718] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  439.336993] RDX: 0000000000000000 RSI: ffff8881ba1e2c00 RDI: 0000000000000282
[  439.344258] RBP: ffff88819537f780 R08: ffff8881ba1e2380 R09: 0000000000000000
[  439.351553] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  439.358822] R13: ffff8881d9beec00 R14: ffff8881d9beec00 R15: 0000000000480020
[  439.366124]  skb_clone+0x1bb/0x500
[  439.369664]  ? finish_task_switch+0x663/0x910
[  439.374163]  ? skb_split+0x11e0/0x11e0
[  439.378054]  ? preempt_notifier_register+0x200/0x200
[  439.383152]  ? __switch_to_asm+0x34/0x70
[  439.387210]  ? __switch_to_asm+0x34/0x70
[  439.391266]  ? __switch_to_asm+0x40/0x70
[  439.395321]  ? __switch_to_asm+0x34/0x70
[  439.399379]  ? __switch_to_asm+0x40/0x70
[  439.403432]  ? __switch_to_asm+0x34/0x70
[  439.407484]  ? __switch_to_asm+0x40/0x70
[  439.411538]  ? __switch_to_asm+0x34/0x70
[  439.415594]  ? __switch_to_asm+0x34/0x70
[  439.419649]  ? __switch_to_asm+0x40/0x70
[  439.423707]  ? __switch_to_asm+0x34/0x70
[  439.427790]  bpf_clone_redirect+0xb9/0x490
[  439.432027]  ? __schedule+0x8d7/0x21d0
[  439.435922]  bpf_prog_bebbfe2050753572+0xde1/0x1000
[  439.440948]  ? __sched_text_start+0x8/0x8
[  439.445101]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  439.449869]  ? find_held_lock+0x36/0x1c0
[  439.453963]  ? lock_acquire+0x1ed/0x520
[  439.457942]  ? bpf_test_run+0x3cb/0x780
[  439.461928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.467474]  ? check_preemption_disabled+0x48/0x280
[  439.472499]  ? kasan_check_read+0x11/0x20
[  439.476665]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.481942]  ? rcu_softirq_qs+0x20/0x20
[  439.485925]  ? preempt_schedule+0x4d/0x60
[  439.490076]  ? ___preempt_schedule+0x16/0x18
[  439.494507]  ? bpf_test_run+0x25d/0x780
[  439.498495]  ? netlink_diag_dump+0x2a0/0x2a0
[  439.502920]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.508491]  ? bpf_test_init.isra.10+0x70/0x100
[  439.513165]  ? bpf_prog_test_run_skb+0x73b/0xd10
[  439.517930]  ? bpf_test_finish.isra.9+0x260/0x260
[  439.522790]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  439.528327]  ? fput+0x130/0x1a0
[  439.531623]  ? __bpf_prog_get+0x9b/0x290
[  439.535689]  ? bpf_test_finish.isra.9+0x260/0x260
[  439.540549]  ? bpf_prog_test_run+0x130/0x1a0
[  439.544971]  ? __x64_sys_bpf+0x3db/0x520
[  439.549039]  ? bpf_prog_get+0x20/0x20
[  439.552878]  ? do_syscall_64+0x1b9/0x820
[  439.556942]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  439.562318]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.567288]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.572305]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.577356]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  439.584023]  ? __switch_to_asm+0x40/0x70
[  439.588081]  ? __switch_to_asm+0x34/0x70
[  439.592152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.596999]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  439.602397] CPU: 0 PID: 1 Comm: init Not tainted 4.20.0-rc4+ #170
[  439.602501] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  439.608629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.608637] Call Trace:
[  439.615283] syz-executor2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  439.624512]  <IRQ>
[  439.627082] syz-executor2 cpuset=syz2 mems_allowed=0
[  439.637574]  dump_stack+0x244/0x39d
[  439.648464]  ? dump_stack_print_info.cold.1+0x20/0x20
[  439.653689]  warn_alloc.cold.116+0xb7/0x1bd
[  439.658028]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.662877]  ? lock_downgrade+0x900/0x900
[  439.667037]  ? trace_hardirqs_off+0xb8/0x310
[  439.671469]  ? trace_hardirqs_off+0xb8/0x310
[  439.675884]  __alloc_pages_slowpath+0x2651/0x2de0
[  439.680754]  ? warn_alloc+0x120/0x120
[  439.684576]  ? print_usage_bug+0xc0/0xc0
[  439.688665]  ? warn_alloc+0x120/0x120
[  439.692499]  ? warn_alloc+0x120/0x120
[  439.696301]  ? print_usage_bug+0xc0/0xc0
[  439.700378]  ? print_usage_bug+0xc0/0xc0
[  439.704449]  ? __lock_acquire+0x62f/0x4c20
[  439.708701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.714271]  ? should_fail+0x22d/0xd01
[  439.718174]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.723279]  ? __lock_acquire+0x62f/0x4c20
[  439.727520]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.732655]  ? __lock_acquire+0x62f/0x4c20
[  439.736898]  ? should_fail+0x22d/0xd01
[  439.740801]  ? find_held_lock+0x36/0x1c0
[  439.744872]  ? mark_held_locks+0x130/0x130
[  439.749116]  ? mark_held_locks+0x130/0x130
[  439.753347]  ? zap_class+0x640/0x640
[  439.757164]  ? zap_class+0x640/0x640
[  439.760881]  ? print_usage_bug+0xc0/0xc0
[  439.764940]  ? do_raw_spin_unlock+0xa7/0x330
[  439.769358]  ? zap_class+0x640/0x640
[  439.773071]  ? print_usage_bug+0xc0/0xc0
[  439.777137]  ? wq_watchdog_touch+0x9c/0xfe
[  439.781374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.786912]  ? check_preemption_disabled+0x48/0x280
[  439.791938]  ? __lock_is_held+0xb5/0x140
[  439.796018]  __alloc_pages_nodemask+0xad8/0xea0
[  439.800688]  ? zap_class+0x640/0x640
[  439.804405]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  439.809434]  ? find_held_lock+0x36/0x1c0
[  439.813507]  ? ____cache_alloc_node+0x1c7/0x1e0
[  439.818179]  ? lock_downgrade+0x900/0x900
[  439.822339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.827877]  cache_grow_begin+0xa5/0x8c0
[  439.831935]  ? do_raw_spin_unlock+0xa7/0x330
[  439.836358]  fallback_alloc+0x204/0x2e0
[  439.840340]  ____cache_alloc_node+0x1c7/0x1e0
[  439.844839]  kmem_cache_alloc_node+0xe3/0x730
[  439.849335]  ? ipv6_get_ifaddr+0x42e/0x620
[  439.853585]  __alloc_skb+0x119/0x770
[  439.857297]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.862582]  ? netdev_alloc_frag+0x1f0/0x1f0
[  439.866989]  ? lock_downgrade+0x900/0x900
[  439.871176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.876713]  ? refcount_sub_and_test_checked+0x203/0x310
[  439.882170]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  439.887650]  ? addrconf_rs_timer+0x690/0x690
[  439.892070]  ndisc_alloc_skb+0x144/0x340
[  439.896136]  ndisc_send_rs+0x331/0x6e0
[  439.900035]  addrconf_rs_timer+0x314/0x690
[  439.904291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.908536]  call_timer_fn+0x272/0x920
[  439.912420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.916652]  ? process_timeout+0x40/0x40
[  439.920720]  ? mark_held_locks+0xc7/0x130
[  439.924877]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.929380]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.933870]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.938105]  ? lockdep_hardirqs_on+0x296/0x5b0
[  439.942685]  ? trace_hardirqs_on+0xbd/0x310
[  439.947011]  ? kasan_check_read+0x11/0x20
[  439.951172]  ? __run_timers+0x7da/0xc70
[  439.955146]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.960253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.964491]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.968722]  __run_timers+0x7e5/0xc70
[  439.972533]  ? timer_fixup_init+0x70/0x70
[  439.976696]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.981775]  ? zap_class+0x640/0x640
[  439.985730]  ? print_usage_bug+0xc0/0xc0
[  439.989795]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.995011]  ? find_held_lock+0x36/0x1c0
[  439.999081]  ? zap_class+0x640/0x640
[  440.002813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.008357]  ? check_preemption_disabled+0x48/0x280
[  440.013379]  ? __lock_is_held+0xb5/0x140
[  440.017437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.022977]  ? check_preemption_disabled+0x48/0x280
[  440.028013]  run_timer_softirq+0x52/0xb0
[  440.032075]  ? rcu_read_lock_sched_held+0x14f/0x180
[  440.037093]  __do_softirq+0x308/0xb7e
[  440.040898]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  440.045391]  ? lock_downgrade+0x900/0x900
[  440.049546]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  440.054655]  ? pvclock_read_flags+0x160/0x160
[  440.059151]  ? lapic_next_event+0x5a/0x90
[  440.063299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.068840]  ? kvm_clock_read+0x18/0x30
[  440.072814]  ? kvm_sched_clock_read+0x9/0x20
[  440.077232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.082770]  ? check_preemption_disabled+0x48/0x280
[  440.087805]  irq_exit+0x17f/0x1c0
[  440.091259]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.096104]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.101989]  ? interrupt_entry+0xb5/0xc0
[  440.106055]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.111085]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.116099]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.120941]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.125971]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.130990]  ? task_prio+0x50/0x50
[  440.134532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.140072]  ? check_preemption_disabled+0x48/0x280
[  440.145093]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.149941]  apic_timer_interrupt+0xf/0x20
[  440.154180]  </IRQ>
[  440.156458] RIP: 0010:check_memory_region+0x117/0x1b0
[  440.161665] Code: 00 4d 85 c0 75 3e 4d 89 e0 49 29 c0 e9 6c ff ff ff 4d 85 c0 74 ba 48 b8 01 00 00 00 00 fc ff df 4d 01 c8 48 01 d8 41 80 39 00 <74> 08 e9 8c 00 00 00 48 89 d8 4c 39 c0 74 97 80 38 00 48 8d 58 01
[  440.180563] RSP: 0000:ffff8881d9a5da68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  440.188284] RAX: ffffed103b5c5b68 RBX: 1ffff1103b5c5b67 RCX: ffffffff816a7182
[  440.195548] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881dae2db38
[  440.202817] RBP: ffff8881d9a5da80 R08: ffffed103b5c5b68 R09: ffffed103b5c5b67
[  440.210086] R10: ffffed103b5c5b67 R11: ffff8881dae2db3b R12: ffffed103b5c5b68
[  440.217367] R13: ffff8881d9a5db08 R14: ffff8881dae2db38 R15: 1ffff1103b34bbfd
[  440.224647]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.229974]  kasan_check_read+0x11/0x20
[  440.233948]  rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.239062]  ? rcu_softirq_qs+0x20/0x20
[  440.243049]  rcu_is_watching+0x10/0x30
[  440.246936]  page_evictable+0x3c0/0x540
[  440.250914]  ? kswapd_stop+0x100/0x100
[  440.254804]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.259911]  ? perf_trace_sched_process_exec+0x860/0x860
[  440.265381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.270917]  ? check_preemption_disabled+0x48/0x280
[  440.275969]  shrink_active_list+0x869/0x1f00
[  440.280387]  ? mark_held_locks+0xc7/0x130
[  440.284553]  ? shrink_inactive_list+0x1c60/0x1c60
[  440.289395]  ? trace_hardirqs_on+0xbd/0x310
[  440.293713]  ? find_held_lock+0x36/0x1c0
[  440.297774]  ? shrink_inactive_list+0xa4a/0x1c60
[  440.302532]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.307636]  ? zap_class+0x640/0x640
[  440.311352]  ? print_usage_bug+0xc0/0xc0
[  440.315430]  ? __page_frag_cache_drain+0x210/0x210
[  440.320356]  ? print_usage_bug+0xc0/0xc0
[  440.324425]  ? mark_held_locks+0xc7/0x130
[  440.328578]  ? find_held_lock+0x36/0x1c0
[  440.332667]  ? zap_class+0x640/0x640
[  440.336381]  ? mark_held_locks+0xc7/0x130
[  440.340529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.346065]  ? check_preemption_disabled+0x48/0x280
[  440.351101]  ? zap_class+0x640/0x640
[  440.354814]  ? __lock_is_held+0xb5/0x140
[  440.358876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.364415]  ? check_preemption_disabled+0x48/0x280
[  440.369440]  ? __lock_is_held+0xb5/0x140
[  440.373520]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  440.378538]  ? inactive_list_is_low+0x305/0x880
[  440.383247]  ? lruvec_lru_size+0x450/0x450
[  440.387497]  ? kasan_check_read+0x11/0x20
[  440.391657]  ? throttle_direct_reclaim+0x9e0/0x9e0
[  440.396600]  shrink_node_memcg+0x803/0x18f0
[  440.400971]  ? shrink_active_list+0x1f00/0x1f00
[  440.405644]  ? lock_downgrade+0x900/0x900
[  440.409796]  ? check_flush_dependency+0x410/0x410
[  440.414682]  ? kasan_check_read+0x11/0x20
[  440.418832]  ? do_raw_spin_unlock+0xa7/0x330
[  440.423262]  ? ___preempt_schedule+0x16/0x18
[  440.427678]  ? _raw_spin_unlock+0x3f/0x50
[  440.431834]  shrink_node+0x3bc/0x16b0
[  440.435639]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  440.440937]  ? shrink_node_memcg+0x18f0/0x18f0
[  440.445538]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  440.450134]  ? trace_hardirqs_on+0xbd/0x310
[  440.454464]  ? vmpressure+0x271/0x340
[  440.458274]  ? do_raw_spin_trylock+0x270/0x270
[  440.462880]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.468418]  ? __cpuset_node_allowed+0x19b/0x660
[  440.473177]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  440.478892]  ? vmpressure+0x1a2/0x340
[  440.482701]  do_try_to_free_pages+0x3e7/0x1290
[  440.487280]  ? zap_class+0x640/0x640
[  440.491019]  ? shrink_node+0x16b0/0x16b0
[  440.495085]  ? __lock_is_held+0xb5/0x140
[  440.499160]  try_to_free_pages+0x4d0/0xb90
[  440.503399]  ? do_try_to_free_pages+0x1290/0x1290
[  440.508259]  ? lock_acquire+0x1ed/0x520
[  440.512233]  ? set_page_refcounted+0x280/0x280
[  440.516833]  ? lock_release+0xa00/0xa00
[  440.520811]  ? _raw_spin_unlock_irq+0x60/0x80
[  440.525307]  ? psi_memstall_enter+0x240/0x2b0
[  440.529823]  ? psi_memstall_tick+0x230/0x230
[  440.534277]  __alloc_pages_slowpath+0xa48/0x2de0
[  440.539077]  ? warn_alloc+0x120/0x120
[  440.542889]  ? mark_held_locks+0x130/0x130
[  440.547131]  ? find_get_entry+0xaae/0x1120
[  440.551392]  ? filemap_map_pages+0x1a20/0x1a20
[  440.555983]  ? zap_class+0x640/0x640
[  440.559719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.565272]  ? check_preemption_disabled+0x48/0x280
[  440.570300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.575843]  ? should_fail+0x22d/0xd01
[  440.579736]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.584853]  ? zap_class+0x640/0x640
[  440.588609]  ? __lock_is_held+0xb5/0x140
[  440.592677]  ? mark_held_locks+0x130/0x130
[  440.596913]  ? lock_release+0xa00/0xa00
[  440.600887]  ? perf_trace_sched_process_exec+0x860/0x860
[  440.606339]  ? xa_load+0x2ba/0x460
[  440.609880]  ? lock_downgrade+0x900/0x900
[  440.614034]  ? __might_sleep+0x95/0x190
[  440.618012]  __alloc_pages_nodemask+0xad8/0xea0
[  440.622685]  ? __alloc_pages_slowpath+0x2de0/0x2de0
[  440.627696]  ? __page_cache_alloc+0x191/0x5c0
[  440.632190]  ? xa_load+0x2e1/0x460
[  440.635747]  ? xa_clear_mark+0x40/0x40
[  440.639707]  ? zap_class+0x640/0x640
[  440.643438]  ? zap_class+0x640/0x640
[  440.647160]  ? zap_class+0x640/0x640
[  440.650874]  ? __do_page_cache_readahead+0x663/0x810
[  440.656021]  ? find_held_lock+0x36/0x1c0
[  440.660117]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  440.665746]  alloc_pages_current+0x173/0x350
[  440.670161]  __page_cache_alloc+0x38c/0x5c0
[  440.674485]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.679417]  ? kasan_check_read+0x11/0x20
[  440.683567]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.688878]  ? generic_perform_write+0x6a0/0x6a0
[  440.693636]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.699177]  ? check_preemption_disabled+0x48/0x280
[  440.704204]  filemap_fault+0x1595/0x25f0
[  440.708322]  ? __lock_page_or_retry+0xa00/0xa00
[  440.713009]  ? mark_held_locks+0x130/0x130
[  440.717270]  ? filemap_map_pages+0xd6b/0x1a20
[  440.721765]  ? lock_downgrade+0x900/0x900
[  440.725914]  ? check_preemption_disabled+0x48/0x280
[  440.730931]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.735909]  ? kasan_check_read+0x11/0x20
[  440.740055]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.745335]  ? rcu_softirq_qs+0x20/0x20
[  440.749324]  ? filemap_map_pages+0xd92/0x1a20
[  440.753823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.759368]  ? find_get_entries_tag+0x1400/0x1400
[  440.764225]  ? __lock_acquire+0x62f/0x4c20
[  440.768505]  ? lock_acquire+0x1ed/0x520
[  440.772481]  ? ext4_filemap_fault+0x7a/0xad
[  440.776811]  ? lock_release+0xa00/0xa00
[  440.780786]  ? perf_trace_sched_process_exec+0x860/0x860
[  440.786245]  ? print_usage_bug+0xc0/0xc0
[  440.790307]  ? print_usage_bug+0xc0/0xc0
[  440.794379]  ? down_read+0x8d/0x120
[  440.798006]  ? ext4_filemap_fault+0x7a/0xad
[  440.802328]  ? __down_interruptible+0x700/0x700
[  440.807010]  ext4_filemap_fault+0x82/0xad
[  440.811161]  __do_fault+0x100/0x6b0
[  440.814796]  ? pmd_devmap_trans_unstable+0x220/0x220
[  440.819901]  ? mark_held_locks+0x130/0x130
[  440.824152]  ? mark_held_locks+0x130/0x130
[  440.828419]  ? find_held_lock+0x36/0x1c0
[  440.832486]  ? find_held_lock+0x36/0x1c0
[  440.836568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.842114]  __handle_mm_fault+0x3ea0/0x5be0
[  440.846540]  ? poll_select_copy_remaining+0x18c/0x6a0
[  440.851738]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  440.856590]  ? __might_fault+0x12b/0x1e0
[  440.860667]  ? lock_downgrade+0x900/0x900
[  440.864824]  ? zap_class+0x640/0x640
[  440.868535]  ? zap_class+0x640/0x640
[  440.872259]  ? find_held_lock+0x36/0x1c0
[  440.876331]  ? handle_mm_fault+0x42a/0xc70
[  440.880566]  ? lock_downgrade+0x900/0x900
[  440.884802]  ? check_preemption_disabled+0x48/0x280
[  440.889822]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.894753]  ? kasan_check_read+0x11/0x20
[  440.898902]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.904178]  ? rcu_softirq_qs+0x20/0x20
[  440.908172]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.913274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.918815]  ? check_preemption_disabled+0x48/0x280
[  440.923845]  handle_mm_fault+0x54f/0xc70
[  440.927915]  ? __handle_mm_fault+0x5be0/0x5be0
[  440.932505]  ? find_vma+0x34/0x190
[  440.936095]  __do_page_fault+0x5e8/0xe60
[  440.940155]  ? trace_hardirqs_off+0xb8/0x310
[  440.944576]  do_page_fault+0xf2/0x7e0
[  440.948377]  ? vmalloc_sync_all+0x30/0x30
[  440.952528]  ? error_entry+0x70/0xd0
[  440.956246]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.961267]  ? trace_hardirqs_on_caller+0xc0/0x310
[  440.966198]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.971133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.975984]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.981001]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.986457]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  440.991478]  ? prepare_exit_to_usermode+0x291/0x3b0
[  440.996494]  ? page_fault+0x8/0x30
[  441.000039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.004884]  ? page_fault+0x8/0x30
[  441.008421]  page_fault+0x1e/0x30
[  441.011903] RIP: 0033:0x7efe5ebdedd3
[  441.015679] Code: Bad RIP value.
[  441.019068] RSP: 002b:00007fff2df1b728 EFLAGS: 00010246
[  441.024430] RAX: 0000000000000000 RBX: 00007fff2df1b8d0 RCX: 00007efe5ebdedd3
[  441.031708] RDX: 0000000000000000 RSI: 00007fff2df1ba80 RDI: 000000000000000b
[  441.038980] RBP: 00007fff2df1ba80 R08: 00007fff2df1bb00 R09: 0000000000000001
[  441.046250] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  441.053517] R13: 00007fff2df1be60 R14: 0000000000000000 R15: 0000000000000000
[  441.060811] CPU: 1 PID: 9330 Comm: syz-executor2 Not tainted 4.20.0-rc4+ #170
[  441.060816] warn_alloc_show_mem: 1 callbacks suppressed
[  441.060824] Mem-Info:
[  441.068099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  441.073469] active_anon:51362 inactive_anon:188 isolated_anon:0
[  441.073469]  active_file:14 inactive_file:10 isolated_file:0
[  441.073469]  unevictable:0 dirty:0 writeback:0 unstable:0
[  441.073469]  slab_reclaimable:9090 slab_unreclaimable:1457488
[  441.073469]  mapped:24584 shmem:244 pagetables:517 bounce:0
[  441.073469]  free:13762 free_pcp:570 free_cma:0
[  441.075840] Call Trace:
[  441.085233] Node 0 active_anon:205448kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98336kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 188416kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  441.118583]  <IRQ>
[  441.121155] 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
[  441.148565]  dump_stack+0x244/0x39d
[  441.150689] lowmem_reserve[]: 0 2818 6321 6321
[  441.177304]  ? dump_stack_print_info.cold.1+0x20/0x20
[  441.180904] Node 0 DMA32 free:25180kB min:30052kB low:37564kB high:45076kB active_anon:136kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:4kB bounce:0kB free_pcp:336kB local_pcp:248kB free_cma:0kB
[  441.185501]  warn_alloc.cold.116+0xb7/0x1bd
[  441.190686] lowmem_reserve[]: 0 0 3503 3503
[  441.218357]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  441.222655] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:205312kB inactive_anon:752kB active_file:56kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:6688kB pagetables:2064kB bounce:0kB free_pcp:1944kB local_pcp:940kB free_cma:0kB
[  441.226977]  ? lock_downgrade+0x900/0x900
[  441.231806] lowmem_reserve[]: 0 0 0 0
[  441.260775]  ? trace_hardirqs_off+0xb8/0x310
[  441.264891] 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
[  441.268685]  ? trace_hardirqs_off+0xb8/0x310