 345.179544]  ? __lock_acquire+0x62f/0x4c20
[  345.183783]  ? percpu_ref_get_many+0x240/0x240
[  345.188368]  ? print_usage_bug+0xc0/0xc0
[  345.192456]  ? zap_class+0x640/0x640
[  345.196177]  ? print_usage_bug+0xc0/0xc0
[  345.200239]  ? print_usage_bug+0xc0/0xc0
[  345.204299]  ? zap_class+0x640/0x640
[  345.208015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.213570]  ? find_held_lock+0x36/0x1c0
[  345.217637]  ? mark_held_locks+0xc7/0x130
[  345.221790]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  345.226893]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  345.232516]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  345.237102]  ? trace_hardirqs_on+0xbd/0x310
[  345.241440]  ? kasan_check_read+0x11/0x20
[  345.245585]  ? ___ratelimit+0x3b4/0x672
[  345.249558]  ? trace_hardirqs_off_caller+0x310/0x310
[  345.254662]  ? trace_hardirqs_on+0x310/0x310
[  345.259076]  ? lock_downgrade+0x900/0x900
[  345.263229]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  345.268331]  ? ___ratelimit+0x3b9/0x672
[  345.272306]  ? idr_get_free+0xf70/0xf70
[  345.276280]  ? find_held_lock+0x36/0x1c0
[  345.280353]  oom_kill_process.cold.27+0x10/0x903
[  345.285107]  ? zap_class+0x640/0x640
[  345.288824]  ? check_preemption_disabled+0x48/0x280
[  345.293844]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  345.298768]  ? kasan_check_read+0x11/0x20
[  345.302934]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  345.308246]  ? oom_evaluate_task+0x540/0x540
[  345.312656]  ? find_held_lock+0x36/0x1c0
[  345.316724]  ? out_of_memory+0x974/0x1430
[  345.320873]  ? lock_downgrade+0x900/0x900
[  345.325023]  ? check_preemption_disabled+0x48/0x280
[  345.330040]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  345.334972]  ? kasan_check_read+0x11/0x20
[  345.339118]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  345.344397]  ? rcu_softirq_qs+0x20/0x20
[  345.348373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.353904]  ? oom_evaluate_task+0x302/0x540
[  345.358321]  out_of_memory+0xa84/0x1430
[  345.362303]  ? oom_killer_disable+0x3a0/0x3a0
[  345.366814]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  345.371750]  ? __ww_mutex_check_waiters+0x160/0x160
[  345.376773]  __alloc_pages_slowpath+0x2354/0x2e10
[  345.381663]  ? warn_alloc+0x120/0x120
[  345.385479]  ? mark_held_locks+0x130/0x130
[  345.389717]  ? find_get_entry+0xaae/0x1120
[  345.393983]  ? filemap_map_pages+0x1a20/0x1a20
[  345.398589]  ? zap_class+0x640/0x640
[  345.402308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.407849]  ? check_preemption_disabled+0x48/0x280
[  345.412861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.418411]  ? should_fail+0x22d/0xd01
[  345.422307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  345.427440]  ? zap_class+0x640/0x640
[  345.431190]  ? __lock_is_held+0xb5/0x140
[  345.435267]  ? mark_held_locks+0x130/0x130
[  345.439522]  ? lock_release+0xa00/0xa00
[  345.443509]  ? perf_trace_sched_process_exec+0x860/0x860
[  345.448958]  ? xa_load+0x2ba/0x460
[  345.452530]  ? lock_downgrade+0x900/0x900
[  345.456686]  ? __might_sleep+0x95/0x190
[  345.460665]  __alloc_pages_nodemask+0xa80/0xde0
[  345.465338]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  345.470356]  ? __page_cache_alloc+0x191/0x5c0
[  345.474846]  ? xa_load+0x2e1/0x460
[  345.478384]  ? xa_clear_mark+0x40/0x40
[  345.482288]  ? zap_class+0x640/0x640
[  345.486028]  ? zap_class+0x640/0x640
[  345.489740]  ? zap_class+0x640/0x640
[  345.493455]  ? __do_page_cache_readahead+0x663/0x810
[  345.498559]  ? find_held_lock+0x36/0x1c0
[  345.502624]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  345.508169]  alloc_pages_current+0x173/0x350
[  345.512585]  __page_cache_alloc+0x38c/0x5c0
[  345.516940]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  345.521889]  ? kasan_check_read+0x11/0x20
[  345.526040]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  345.531318]  ? generic_perform_write+0x6a0/0x6a0
[  345.536074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.541611]  ? check_preemption_disabled+0x48/0x280
[  345.546647]  filemap_fault+0x1595/0x25f0
[  345.550737]  ? __lock_page_or_retry+0xa00/0xa00
[  345.555424]  ? mark_held_locks+0x130/0x130
[  345.559685]  ? filemap_map_pages+0xd6b/0x1a20
[  345.564181]  ? lock_downgrade+0x900/0x900
[  345.568326]  ? check_preemption_disabled+0x48/0x280
[  345.573349]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  345.578276]  ? kasan_check_read+0x11/0x20
[  345.582448]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  345.587720]  ? rcu_softirq_qs+0x20/0x20
[  345.591710]  ? filemap_map_pages+0xd92/0x1a20
[  345.596209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  345.601755]  ? find_get_entries_tag+0x1400/0x1400
[  345.606609]  ? __lock_acquire+0x62f/0x4c20
[  345.610868]  ? lock_acquire+0x1ed/0x520
[  345.614844]  ? ext4_filemap_fault+0x7a/0xad
[  345.619173]  ? lock_release+0xa00/0xa00
[  345.623145]  ? perf_trace_sched_process_exec+0x860/0x860
[  345.628607]  ? print_usage_bug+0xc0/0xc0
[  345.632682]  ? print_usage_bug+0xc0/0xc0
[  345.636771]  ? down_read+0x8d/0x120
[  345.640393]  ? ext4_filemap_fault+0x7a/0xad
[  345.644712]  ? __down_interruptible+0x700/0x700
[  345.649391]  ext4_filemap_fault+0x82/0xad
[  345.653570]  __do_fault+0x100/0x6b0
[  345.657201]  ? pmd_devmap_trans_unstable+0x220/0x220
[  345.662306]  ? mark_held_locks+0x130/0x130
[  345.666541]  ? mark_held_locks+0x130/0x130
[  345.670777]  ? find_held_lock+0x36/0x1c0
[  345.674842]  ? find_held_lock+0x36/0x1c0
[  345.678904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.684463]  __handle_mm_fault+0x3ea0/0x5be0
[  345.688872]  ? poll_select_copy_remaining+0x18c/0x6a0
[  345.694068]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  345.698918]  ? __might_fault+0x12b/0x1e0
[  345.702994]  ? lock_downgrade+0x900/0x900
[  345.707151]  ? zap_class+0x640/0x640
[  345.710867]  ? zap_class+0x640/0x640
[  345.714590]  ? find_held_lock+0x36/0x1c0
[  345.718658]  ? handle_mm_fault+0x42a/0xc70
[  345.722893]  ? lock_downgrade+0x900/0x900
[  345.727062]  ? check_preemption_disabled+0x48/0x280
[  345.732080]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  345.737021]  ? kasan_check_read+0x11/0x20
[  345.741168]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  345.746443]  ? rcu_softirq_qs+0x20/0x20
[  345.750429]  ? trace_hardirqs_off_caller+0x310/0x310
[  345.755549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  345.761099]  ? check_preemption_disabled+0x48/0x280
[  345.766127]  handle_mm_fault+0x54f/0xc70
[  345.770195]  ? __handle_mm_fault+0x5be0/0x5be0
[  345.774783]  ? find_vma+0x34/0x190
[  345.778328]  __do_page_fault+0x5e8/0xe60
[  345.782402]  ? trace_hardirqs_off+0xb8/0x310
[  345.786820]  do_page_fault+0xf2/0x7e0
[  345.790648]  ? vmalloc_sync_all+0x30/0x30
[  345.794795]  ? error_entry+0x70/0xd0
[  345.798507]  ? trace_hardirqs_off_caller+0xbb/0x310
[  345.803517]  ? trace_hardirqs_on_caller+0xc0/0x310
[  345.808449]  ? syscall_return_slowpath+0x5e0/0x5e0
[  345.813378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.818223]  ? trace_hardirqs_on_caller+0x310/0x310
[  345.823236]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  345.828685]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  345.833704]  ? prepare_exit_to_usermode+0x291/0x3b0
[  345.838719]  ? page_fault+0x8/0x30
[  345.842263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  345.847110]  ? page_fault+0x8/0x30
[  345.850653]  page_fault+0x1e/0x30
[  345.854103] RIP: 0033:0x7fc801b82dd3
[  345.857860] Code: Bad RIP value.
[  345.861218] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  345.866578] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  345.873858] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  345.881128] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  345.888393] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  345.895659] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  345.902958] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  345.902960] Mem-Info:
[  345.902990] active_anon:48903 inactive_anon:193 isolated_anon:0
[  345.902990]  active_file:14 inactive_file:14 isolated_file:0
[  345.902990]  unevictable:0 dirty:0 writeback:0 unstable:0
[  345.902990]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  345.902990]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  345.902990]  free:13784 free_pcp:349 free_cma:0
[  345.910241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  345.912680] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  345.945528] Call Trace:
[  345.954872] 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
[  345.982352]  <IRQ>
[  345.984946] lowmem_reserve[]: 0 2818 6321 6321
[  346.011053]  dump_stack+0x244/0x39d
[  346.013175] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  346.017752]  ? dump_stack_print_info.cold.1+0x20/0x20
[  346.021351] lowmem_reserve[]: 0 0 3503 3503
[  346.048681]  warn_alloc.cold.116+0xb7/0x1bd
[  346.053838] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  346.058154]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  346.062469] lowmem_reserve[]: 0 0 0 0
[  346.091551]  ? lock_downgrade+0x900/0x900
[  346.096364] 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
[  346.100680]  ? trace_hardirqs_off+0xb8/0x310
[  346.104815] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  346.118334]  ? trace_hardirqs_off+0xb8/0x310
[  346.122711] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  346.138050]  __alloc_pages_slowpath+0x26e8/0x2e10
[  346.142449] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  346.157727]  ? warn_alloc+0x120/0x120
[  346.162528] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  346.171356]  ? print_usage_bug+0xc0/0xc0
[  346.175133] 272 total pagecache pages
[  346.183701]  ? warn_alloc+0x120/0x120
[  346.187742] 0 pages in swap cache
[  346.191530]  ? warn_alloc+0x120/0x120
[  346.195309] Swap cache stats: add 0, delete 0, find 0/0
[  346.198749]  ? print_usage_bug+0xc0/0xc0
[  346.202521] Free swap  = 0kB
[  346.207902]  ? kvm_clock_read+0x18/0x30
[  346.211948] Total swap = 0kB
[  346.214971]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  346.218919] 1965979 pages RAM
[  346.221953]  ? print_usage_bug+0xc0/0xc0
[  346.226941] 0 pages HighMem/MovableOnly
[  346.226950] 342853 pages reserved
[  346.230054]  ? __lock_acquire+0x62f/0x4c20
[  346.234091] 0 pages cma reserved
[  346.238057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.242222] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  346.245718]  ? should_fail+0x22d/0xd01
[  346.249060] init cpuset=/ mems_allowed=0
[  346.254587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.277475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.282579]  ? __lock_acquire+0x62f/0x4c20
[  346.286819]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  346.291933]  ? __lock_acquire+0x62f/0x4c20
[  346.296176]  ? should_fail+0x22d/0xd01
[  346.300063]  ? rcu_irq_exit+0x1a2/0x390
[  346.304049]  ? mark_held_locks+0x130/0x130
[  346.308292]  ? mark_held_locks+0x130/0x130
[  346.312533]  ? mark_held_locks+0xc7/0x130
[  346.316685]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  346.321699]  ? zap_class+0x640/0x640
[  346.325411]  ? print_usage_bug+0xc0/0xc0
[  346.329480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.335022]  ? check_preemption_disabled+0x48/0x280
[  346.340046]  ? __lock_is_held+0xb5/0x140
[  346.344113]  __alloc_pages_nodemask+0xa80/0xde0
[  346.348779]  ? zap_class+0x640/0x640
[  346.352493]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  346.357518]  ? find_held_lock+0x36/0x1c0
[  346.361587]  ? ____cache_alloc_node+0x1c7/0x1e0
[  346.366272]  ? lock_downgrade+0x900/0x900
[  346.370428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.375973]  cache_grow_begin+0xa5/0x8c0
[  346.380035]  ? do_raw_spin_unlock+0xa7/0x330
[  346.384448]  fallback_alloc+0x204/0x2e0
[  346.388430]  ____cache_alloc_node+0x1c7/0x1e0
[  346.392956]  kmem_cache_alloc_node+0xe3/0x730
[  346.397472]  ? ipv6_get_ifaddr+0x42e/0x620
[  346.401718]  __alloc_skb+0x119/0x770
[  346.405440]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.410721]  ? netdev_alloc_frag+0x1f0/0x1f0
[  346.415129]  ? lock_downgrade+0x900/0x900
[  346.419288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.424826]  ? refcount_sub_and_test_checked+0x203/0x310
[  346.430278]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  346.435729]  ? addrconf_rs_timer+0x690/0x690
[  346.440149]  ndisc_alloc_skb+0x144/0x340
[  346.444241]  ndisc_send_rs+0x331/0x6e0
[  346.448136]  addrconf_rs_timer+0x314/0x690
[  346.452373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.456619]  call_timer_fn+0x272/0x920
[  346.460506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.464740]  ? process_timeout+0x40/0x40
[  346.468812]  ? __run_timers+0x7da/0xc70
[  346.472792]  ? _raw_spin_unlock_irq+0x27/0x80
[  346.477289]  ? _raw_spin_unlock_irq+0x27/0x80
[  346.481785]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.486026]  ? lockdep_hardirqs_on+0x296/0x5b0
[  346.490628]  ? trace_hardirqs_on+0xbd/0x310
[  346.495002]  ? kasan_check_read+0x11/0x20
[  346.499152]  ? __run_timers+0x7da/0xc70
[  346.503131]  ? trace_hardirqs_off_caller+0x310/0x310
[  346.508236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.512479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  346.516715]  __run_timers+0x7e5/0xc70
[  346.520529]  ? timer_fixup_init+0x70/0x70
[  346.524695]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  346.529742]  ? zap_class+0x640/0x640
[  346.533476]  ? enqueue_hrtimer+0x1a5/0x560
[  346.537712]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  346.542933]  ? find_held_lock+0x36/0x1c0
[  346.547024]  ? zap_class+0x640/0x640
[  346.550745]  ? pvclock_read_flags+0x160/0x160
[  346.555244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.560780]  ? check_preemption_disabled+0x48/0x280
[  346.565811]  ? __lock_is_held+0xb5/0x140
[  346.569876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.575412]  ? check_preemption_disabled+0x48/0x280
[  346.580501]  run_timer_softirq+0x52/0xb0
[  346.584592]  ? rcu_read_lock_sched_held+0x14f/0x180
[  346.589609]  __do_softirq+0x308/0xb7e
[  346.593412]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  346.597958]  ? lock_downgrade+0x900/0x900
[  346.602125]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  346.607236]  ? pvclock_read_flags+0x160/0x160
[  346.611734]  ? lapic_next_event+0x5a/0x90
[  346.615886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.621432]  ? kvm_clock_read+0x18/0x30
[  346.625407]  ? kvm_sched_clock_read+0x9/0x20
[  346.629815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.635356]  ? check_preemption_disabled+0x48/0x280
[  346.640403]  irq_exit+0x17f/0x1c0
[  346.643872]  smp_apic_timer_interrupt+0x1cb/0x760
[  346.648714]  ? smp_call_function_single_interrupt+0x159/0x650
[  346.654601]  ? smp_call_function_single_interrupt+0x650/0x650
[  346.660481]  ? interrupt_entry+0xb5/0xc0
[  346.664558]  ? trace_hardirqs_off_caller+0xbb/0x310
[  346.669602]  ? trace_hardirqs_off_caller+0xbb/0x310
[  346.674628]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.679492]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.684523]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.689552]  ? task_prio+0x50/0x50
[  346.693088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.698628]  ? check_preemption_disabled+0x48/0x280
[  346.703667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.708516]  apic_timer_interrupt+0xf/0x20
[  346.712739]  </IRQ>
[  346.714997] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  346.719923] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  346.738833] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  346.746540] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  346.753806] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  346.761070] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  346.768334] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  346.775602] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  346.782914]  skb_clone+0x1bb/0x500
[  346.786469]  ? skb_split+0x11e0/0x11e0
[  346.790361]  ? check_preemption_disabled+0x48/0x280
[  346.795386]  ? __this_cpu_preempt_check+0x1c/0x20
[  346.800229]  ? __bpf_redirect+0x54b/0xb20
[  346.804385]  bpf_clone_redirect+0xb9/0x490
[  346.808676]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  346.813713]  ? __sched_text_start+0x8/0x8
[  346.817861]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  346.822632]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  346.827230]  ? retint_kernel+0x2d/0x2d
[  346.831123]  ? find_held_lock+0x36/0x1c0
[  346.835193]  ? lock_acquire+0x1ed/0x520
[  346.839165]  ? bpf_test_run+0x3cb/0x780
[  346.843142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  346.848683]  ? check_preemption_disabled+0x48/0x280
[  346.853722]  ? kasan_check_read+0x11/0x20
[  346.859364]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  346.864638]  ? rcu_softirq_qs+0x20/0x20
[  346.868615]  ? preempt_schedule+0x4d/0x60
[  346.872807]  ? ___preempt_schedule+0x16/0x18
[  346.877242]  ? bpf_test_run+0x25d/0x780
[  346.881227]  ? netlink_diag_dump+0x2a0/0x2a0
[  346.885654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  346.891192]  ? bpf_test_init.isra.10+0x70/0x100
[  346.895870]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  346.900651]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  346.905491]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  346.911032]  ? fput+0x130/0x1a0
[  346.914317]  ? __bpf_prog_get+0x9b/0x290
[  346.918385]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  346.923226]  ? bpf_prog_test_run+0x130/0x1a0
[  346.927636]  ? __x64_sys_bpf+0x3d8/0x520
[  346.931695]  ? bpf_prog_get+0x20/0x20
[  346.935516]  ? do_syscall_64+0x1b9/0x820
[  346.939582]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  346.944958]  ? syscall_return_slowpath+0x5e0/0x5e0
[  346.949887]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.954729]  ? trace_hardirqs_on_caller+0x310/0x310
[  346.959744]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  346.964762]  ? prepare_exit_to_usermode+0x291/0x3b0
[  346.969781]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.974644]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  346.980029] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  346.980099] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  346.986171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  346.986180] Call Trace:
[  346.992747] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  347.002006]  <IRQ>
[  347.004575] syz-executor3 cpuset=syz3 mems_allowed=0
[  347.015231]  dump_stack+0x244/0x39d
[  347.026071]  ? dump_stack_print_info.cold.1+0x20/0x20
[  347.031293]  warn_alloc.cold.116+0xb7/0x1bd
[  347.035615]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  347.040466]  ? lock_downgrade+0x900/0x900
[  347.044622]  ? trace_hardirqs_off+0xb8/0x310
[  347.049039]  ? trace_hardirqs_off+0xb8/0x310
[  347.053472]  __alloc_pages_slowpath+0x26e8/0x2e10
[  347.058360]  ? warn_alloc+0x120/0x120
[  347.062168]  ? warn_alloc+0x120/0x120
[  347.065978]  ? warn_alloc+0x120/0x120
[  347.069781]  ? print_usage_bug+0xc0/0xc0
[  347.073850]  ? print_usage_bug+0xc0/0xc0
[  347.077924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.083475]  ? should_fail+0x22d/0xd01
[  347.087366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.092470]  ? __lock_acquire+0x62f/0x4c20
[  347.096711]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  347.101817]  ? __lock_acquire+0x62f/0x4c20
[  347.106051]  ? should_fail+0x22d/0xd01
[  347.109956]  ? mark_held_locks+0x130/0x130
[  347.114197]  ? mark_held_locks+0x130/0x130
[  347.118432]  ? zap_class+0x640/0x640
[  347.122159]  ? zap_class+0x640/0x640
[  347.125877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.131415]  ? check_preemption_disabled+0x48/0x280
[  347.136462]  ? __lock_is_held+0xb5/0x140
[  347.140531]  __alloc_pages_nodemask+0xa80/0xde0
[  347.145201]  ? zap_class+0x640/0x640
[  347.148939]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  347.153975]  ? find_held_lock+0x36/0x1c0
[  347.158062]  ? ____cache_alloc_node+0x1c7/0x1e0
[  347.162732]  ? lock_downgrade+0x900/0x900
[  347.166885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.172428]  cache_grow_begin+0xa5/0x8c0
[  347.176498]  ? do_raw_spin_unlock+0xa7/0x330
[  347.180919]  fallback_alloc+0x204/0x2e0
[  347.184933]  ____cache_alloc_node+0x1c7/0x1e0
[  347.189433]  __kmalloc+0x213/0x760
[  347.192986]  ? __neigh_create+0x30b/0x2130
[  347.197223]  __neigh_create+0x30b/0x2130
[  347.201286]  ? __local_bh_enable_ip+0x160/0x260
[  347.206005]  ? __local_bh_enable_ip+0x160/0x260
[  347.210684]  ? mark_held_locks+0x130/0x130
[  347.214919]  ? __local_bh_enable_ip+0x160/0x260
[  347.219600]  ? neigh_hash_alloc+0x1e0/0x1e0
[  347.223918]  ? zap_class+0x640/0x640
[  347.227668]  ? trace_hardirqs_on+0xbd/0x310
[  347.232520]  ? mark_held_locks+0xc7/0x130
[  347.236701]  ? ip6t_do_table+0xd9e/0x1d30
[  347.240854]  ? trace_hardirqs_off_caller+0x310/0x310
[  347.245970]  ? __local_bh_enable_ip+0x160/0x260
[  347.250644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.256188]  ? lock_acquire+0x1ed/0x520
[  347.260167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.265707]  ? check_preemption_disabled+0x48/0x280
[  347.270734]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  347.276271]  ? rcu_pm_notify+0xc0/0xc0
[  347.280157]  ? zap_class+0x640/0x640
[  347.283870]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  347.289069]  ip6_finish_output2+0xa59/0x27a0
[  347.293491]  ? ip6_copy_metadata+0xe30/0xe30
[  347.297904]  ? ip6_mtu+0x39c/0x520
[  347.301458]  ? lock_downgrade+0x900/0x900
[  347.305621]  ? check_preemption_disabled+0x48/0x280
[  347.310640]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  347.315571]  ? kasan_check_read+0x11/0x20
[  347.319728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.325001]  ? rcu_softirq_qs+0x20/0x20
[  347.328992]  ? ip6_mtu+0x160/0x520
[  347.332536]  ? find_match+0x10a0/0x10a0
[  347.336540]  ? kasan_check_read+0x11/0x20
[  347.340701]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.345984]  ip6_finish_output+0x58c/0xc60
[  347.350219]  ? ip6_finish_output+0x58c/0xc60
[  347.354630]  ip6_output+0x232/0x9d0
[  347.358261]  ? ip6_finish_output+0xc60/0xc60
[  347.362687]  ? ip6_fragment+0x38e0/0x38e0
[  347.366835]  ? __lock_is_held+0xb5/0x140
[  347.370911]  ndisc_send_skb+0x1005/0x1570
[  347.375076]  ? nf_hook.constprop.33+0x860/0x860
[  347.379751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.385292]  ? refcount_sub_and_test_checked+0x203/0x310
[  347.390766]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  347.396234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.401777]  ndisc_send_rs+0x134/0x6e0
[  347.405672]  addrconf_rs_timer+0x314/0x690
[  347.409914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.414176]  call_timer_fn+0x272/0x920
[  347.418065]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.422315]  ? process_timeout+0x40/0x40
[  347.426383]  ? mark_held_locks+0xc7/0x130
[  347.430536]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.435027]  ? _raw_spin_unlock_irq+0x27/0x80
[  347.439516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.443780]  ? lockdep_hardirqs_on+0x296/0x5b0
[  347.448371]  ? trace_hardirqs_on+0xbd/0x310
[  347.452695]  ? kasan_check_read+0x11/0x20
[  347.456856]  ? __run_timers+0x7da/0xc70
[  347.460846]  ? trace_hardirqs_off_caller+0x310/0x310
[  347.465970]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.470210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  347.474448]  __run_timers+0x7e5/0xc70
[  347.478258]  ? timer_fixup_init+0x70/0x70
[  347.482411]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  347.487435]  ? zap_class+0x640/0x640
[  347.491160]  ? print_usage_bug+0xc0/0xc0
[  347.495222]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  347.500422]  ? find_held_lock+0x36/0x1c0
[  347.504490]  ? zap_class+0x640/0x640
[  347.508205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.513746]  ? check_preemption_disabled+0x48/0x280
[  347.518775]  ? __lock_is_held+0xb5/0x140
[  347.522842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.528398]  ? check_preemption_disabled+0x48/0x280
[  347.533461]  run_timer_softirq+0x52/0xb0
[  347.537523]  ? rcu_read_lock_sched_held+0x14f/0x180
[  347.542541]  __do_softirq+0x308/0xb7e
[  347.546350]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  347.550845]  ? lock_downgrade+0x900/0x900
[  347.554998]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  347.560109]  ? pvclock_read_flags+0x160/0x160
[  347.564605]  ? lapic_next_event+0x5a/0x90
[  347.568755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.574301]  ? kvm_clock_read+0x18/0x30
[  347.578288]  ? kvm_sched_clock_read+0x9/0x20
[  347.582697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.588238]  ? check_preemption_disabled+0x48/0x280
[  347.593266]  irq_exit+0x17f/0x1c0
[  347.596719]  smp_apic_timer_interrupt+0x1cb/0x760
[  347.601565]  ? smp_call_function_single_interrupt+0x650/0x650
[  347.607453]  ? interrupt_entry+0xb5/0xc0
[  347.611518]  ? trace_hardirqs_off_caller+0xbb/0x310
[  347.616534]  ? trace_hardirqs_off_caller+0xbb/0x310
[  347.621558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.626402]  ? trace_hardirqs_on_caller+0x310/0x310
[  347.631458]  ? trace_hardirqs_on_caller+0x310/0x310
[  347.636479]  ? task_prio+0x50/0x50
[  347.640033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.645583]  ? check_preemption_disabled+0x48/0x280
[  347.650607]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  347.655488]  apic_timer_interrupt+0xf/0x20
[  347.659714]  </IRQ>
[  347.661959] RIP: 0010:dump_stack+0x358/0x39d
[  347.666371] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  347.685267] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  347.692978] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  347.700240] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  347.707506] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  347.714799] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  347.722063] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  347.729361]  ? dump_stack+0x34f/0x39d
[  347.733178]  ? dump_stack_print_info.cold.1+0x20/0x20
[  347.738369]  ? mark_held_locks+0x130/0x130
[  347.742602]  ? mark_held_locks+0x130/0x130
[  347.746842]  dump_header+0x27b/0xf72
[  347.750569]  ? pagefault_out_of_memory+0x197/0x197
[  347.755532]  ? __lock_acquire+0x62f/0x4c20
[  347.759798]  ? percpu_ref_get_many+0x240/0x240
[  347.764396]  ? print_usage_bug+0xc0/0xc0
[  347.768467]  ? zap_class+0x640/0x640
[  347.772181]  ? print_usage_bug+0xc0/0xc0
[  347.776240]  ? print_usage_bug+0xc0/0xc0
[  347.780307]  ? zap_class+0x640/0x640
[  347.784033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.789571]  ? find_held_lock+0x36/0x1c0
[  347.793653]  ? mark_held_locks+0xc7/0x130
[  347.797804]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  347.802918]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  347.808064]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  347.812648]  ? trace_hardirqs_on+0xbd/0x310
[  347.816971]  ? kasan_check_read+0x11/0x20
[  347.821118]  ? ___ratelimit+0x3b4/0x672
[  347.825093]  ? trace_hardirqs_off_caller+0x310/0x310
[  347.830201]  ? trace_hardirqs_on+0x310/0x310
[  347.834608]  ? lock_downgrade+0x900/0x900
[  347.838776]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  347.843877]  ? ___ratelimit+0x3b9/0x672
[  347.847856]  ? idr_get_free+0xf70/0xf70
[  347.851831]  ? find_held_lock+0x36/0x1c0
[  347.855901]  oom_kill_process.cold.27+0x10/0x903
[  347.860671]  ? zap_class+0x640/0x640
[  347.864388]  ? check_preemption_disabled+0x48/0x280
[  347.869418]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  347.874346]  ? kasan_check_read+0x11/0x20
[  347.878493]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.883805]  ? oom_evaluate_task+0x540/0x540
[  347.888219]  ? find_held_lock+0x36/0x1c0
[  347.892292]  ? out_of_memory+0x974/0x1430
[  347.896446]  ? lock_downgrade+0x900/0x900
[  347.900591]  ? check_preemption_disabled+0x48/0x280
[  347.905623]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  347.910554]  ? kasan_check_read+0x11/0x20
[  347.914706]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  347.919980]  ? rcu_softirq_qs+0x20/0x20
[  347.923965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.929504]  ? oom_evaluate_task+0x302/0x540
[  347.933913]  out_of_memory+0xa84/0x1430
[  347.937904]  ? oom_killer_disable+0x3a0/0x3a0
[  347.942407]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  347.947345]  ? __ww_mutex_check_waiters+0x160/0x160
[  347.952375]  __alloc_pages_slowpath+0x2354/0x2e10
[  347.957245]  ? warn_alloc+0x120/0x120
[  347.961044]  ? mark_held_locks+0x130/0x130
[  347.965282]  ? find_get_entry+0xaae/0x1120
[  347.969528]  ? filemap_map_pages+0x1a20/0x1a20
[  347.974113]  ? zap_class+0x640/0x640
[  347.977831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  347.983369]  ? check_preemption_disabled+0x48/0x280
[  347.988412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  347.993953]  ? should_fail+0x22d/0xd01
[  347.997873]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  348.002992]  ? zap_class+0x640/0x640
[  348.006731]  ? __lock_is_held+0xb5/0x140
[  348.010799]  ? mark_held_locks+0x130/0x130
[  348.015038]  ? lock_release+0xa00/0xa00
[  348.019012]  ? perf_trace_sched_process_exec+0x860/0x860
[  348.024464]  ? xa_load+0x2ba/0x460
[  348.028008]  ? lock_downgrade+0x900/0x900
[  348.032163]  ? __might_sleep+0x95/0x190
[  348.036142]  __alloc_pages_nodemask+0xa80/0xde0
[  348.040815]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  348.045832]  ? __page_cache_alloc+0x191/0x5c0
[  348.050325]  ? xa_load+0x2e1/0x460
[  348.053865]  ? xa_clear_mark+0x40/0x40
[  348.057754]  ? zap_class+0x640/0x640
[  348.061480]  ? zap_class+0x640/0x640
[  348.065194]  ? zap_class+0x640/0x640
[  348.068907]  ? __do_page_cache_readahead+0x663/0x810
[  348.074025]  ? find_held_lock+0x36/0x1c0
[  348.078091]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  348.083632]  alloc_pages_current+0x173/0x350
[  348.088050]  __page_cache_alloc+0x38c/0x5c0
[  348.092373]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  348.097472]  ? kasan_check_read+0x11/0x20
[  348.101624]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.106908]  ? generic_perform_write+0x6a0/0x6a0
[  348.111669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.117208]  ? check_preemption_disabled+0x48/0x280
[  348.122230]  filemap_fault+0x1595/0x25f0
[  348.126302]  ? __lock_page_or_retry+0xa00/0xa00
[  348.130978]  ? mark_held_locks+0x130/0x130
[  348.135225]  ? filemap_map_pages+0xd6b/0x1a20
[  348.139724]  ? lock_downgrade+0x900/0x900
[  348.143890]  ? check_preemption_disabled+0x48/0x280
[  348.148908]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  348.153843]  ? kasan_check_read+0x11/0x20
[  348.157995]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.163274]  ? rcu_softirq_qs+0x20/0x20
[  348.167263]  ? filemap_map_pages+0xd92/0x1a20
[  348.171762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.177305]  ? find_get_entries_tag+0x1400/0x1400
[  348.182152]  ? __lock_acquire+0x62f/0x4c20
[  348.186403]  ? lock_acquire+0x1ed/0x520
[  348.190380]  ? ext4_filemap_fault+0x7a/0xad
[  348.194709]  ? lock_release+0xa00/0xa00
[  348.198706]  ? perf_trace_sched_process_exec+0x860/0x860
[  348.204199]  ? print_usage_bug+0xc0/0xc0
[  348.208264]  ? print_usage_bug+0xc0/0xc0
[  348.212339]  ? down_read+0x8d/0x120
[  348.215963]  ? ext4_filemap_fault+0x7a/0xad
[  348.220292]  ? __down_interruptible+0x700/0x700
[  348.224991]  ext4_filemap_fault+0x82/0xad
[  348.229145]  __do_fault+0x100/0x6b0
[  348.232772]  ? pmd_devmap_trans_unstable+0x220/0x220
[  348.237876]  ? mark_held_locks+0x130/0x130
[  348.242114]  ? mark_held_locks+0x130/0x130
[  348.246346]  ? find_held_lock+0x36/0x1c0
[  348.250415]  ? find_held_lock+0x36/0x1c0
[  348.254494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.260056]  __handle_mm_fault+0x3ea0/0x5be0
[  348.264487]  ? poll_select_copy_remaining+0x18c/0x6a0
[  348.269685]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  348.274532]  ? __might_fault+0x12b/0x1e0
[  348.278597]  ? lock_downgrade+0x900/0x900
[  348.282760]  ? zap_class+0x640/0x640
[  348.286477]  ? zap_class+0x640/0x640
[  348.290197]  ? find_held_lock+0x36/0x1c0
[  348.294269]  ? handle_mm_fault+0x42a/0xc70
[  348.298503]  ? lock_downgrade+0x900/0x900
[  348.302652]  ? check_preemption_disabled+0x48/0x280
[  348.307671]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  348.312599]  ? kasan_check_read+0x11/0x20
[  348.316748]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.322022]  ? rcu_softirq_qs+0x20/0x20
[  348.325997]  ? trace_hardirqs_off_caller+0x310/0x310
[  348.331111]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.336649]  ? check_preemption_disabled+0x48/0x280
[  348.341671]  handle_mm_fault+0x54f/0xc70
[  348.345739]  ? __handle_mm_fault+0x5be0/0x5be0
[  348.350325]  ? find_vma+0x34/0x190
[  348.353870]  __do_page_fault+0x5e8/0xe60
[  348.357937]  ? trace_hardirqs_off+0xb8/0x310
[  348.362357]  do_page_fault+0xf2/0x7e0
[  348.366160]  ? vmalloc_sync_all+0x30/0x30
[  348.370311]  ? error_entry+0x70/0xd0
[  348.374039]  ? trace_hardirqs_off_caller+0xbb/0x310
[  348.379052]  ? trace_hardirqs_on_caller+0xc0/0x310
[  348.383985]  ? syscall_return_slowpath+0x5e0/0x5e0
[  348.388911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.393760]  ? trace_hardirqs_on_caller+0x310/0x310
[  348.398773]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  348.404222]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  348.409238]  ? prepare_exit_to_usermode+0x291/0x3b0
[  348.414251]  ? page_fault+0x8/0x30
[  348.417793]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  348.422642]  ? page_fault+0x8/0x30
[  348.426183]  page_fault+0x1e/0x30
[  348.429631] RIP: 0033:0x7fc801b82dd3
[  348.433368] Code: Bad RIP value.
[  348.436731] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  348.442093] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  348.449362] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  348.456629] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  348.463892] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  348.471157] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  348.478483] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  348.478489] warn_alloc_show_mem: 1 callbacks suppressed
[  348.478496] Mem-Info:
[  348.485765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  348.491131] active_anon:48903 inactive_anon:193 isolated_anon:0
[  348.491131]  active_file:14 inactive_file:14 isolated_file:0
[  348.491131]  unevictable:0 dirty:0 writeback:0 unstable:0
[  348.491131]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  348.491131]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  348.491131]  free:13784 free_pcp:349 free_cma:0
[  348.493502] Call Trace:
[  348.502888] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  348.535727]  <IRQ>
[  348.538294] 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
[  348.565785]  dump_stack+0x244/0x39d
[  348.567908] lowmem_reserve[]: 0 2818 6321 6321
[  348.594027]  ? dump_stack_print_info.cold.1+0x20/0x20
[  348.597629] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  348.602214]  warn_alloc.cold.116+0xb7/0x1bd
[  348.607381] lowmem_reserve[]: 0 0 3503 3503
[  348.634700]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  348.638999] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  348.643317]  ? lock_downgrade+0x900/0x900
[  348.648129] lowmem_reserve[]: 0 0 0 0
[  348.677185]  ? trace_hardirqs_off+0xb8/0x310
[  348.681300] 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
[  348.685096]  ? trace_hardirqs_off+0xb8/0x310
[  348.689481] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  348.703005]  __alloc_pages_slowpath+0x26e8/0x2e10
[  348.707382] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  348.722743]  ? warn_alloc+0x120/0x120
[  348.727541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  348.742791]  ? print_usage_bug+0xc0/0xc0
[  348.746571] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  348.755395]  ? warn_alloc+0x120/0x120
[  348.759432] 272 total pagecache pages
[  348.768000]  ? warn_alloc+0x120/0x120
[  348.771780] 0 pages in swap cache
[  348.775571]  ? print_usage_bug+0xc0/0xc0
[  348.779348] Swap cache stats: add 0, delete 0, find 0/0
[  348.782794]  ? kvm_clock_read+0x18/0x30
[  348.786829] Free swap  = 0kB
[  348.792185]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  348.796133] Total swap = 0kB
[  348.799142]  ? print_usage_bug+0xc0/0xc0
[  348.804129] 1965979 pages RAM
[  348.807140]  ? __lock_acquire+0x62f/0x4c20
[  348.811179] 0 pages HighMem/MovableOnly
[  348.814277]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  348.818485] 342853 pages reserved
[  348.822459]  ? should_fail+0x22d/0xd01
[  348.827972] 0 pages cma reserved
[  348.831415]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.835585] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  348.838643]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  348.843892] init cpuset=/ mems_allowed=0
[  348.853588]  ? __lock_acquire+0x62f/0x4c20
[  348.866947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  348.872057]  ? __lock_acquire+0x62f/0x4c20
[  348.876291]  ? should_fail+0x22d/0xd01
[  348.880174]  ? rcu_irq_exit+0x1a2/0x390
[  348.884157]  ? mark_held_locks+0x130/0x130
[  348.888395]  ? mark_held_locks+0x130/0x130
[  348.892638]  ? mark_held_locks+0xc7/0x130
[  348.896790]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  348.901811]  ? zap_class+0x640/0x640
[  348.905525]  ? print_usage_bug+0xc0/0xc0
[  348.909590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.915127]  ? check_preemption_disabled+0x48/0x280
[  348.920153]  ? __lock_is_held+0xb5/0x140
[  348.924220]  __alloc_pages_nodemask+0xa80/0xde0
[  348.928889]  ? zap_class+0x640/0x640
[  348.932610]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  348.937641]  ? find_held_lock+0x36/0x1c0
[  348.941713]  ? ____cache_alloc_node+0x1c7/0x1e0
[  348.946381]  ? lock_downgrade+0x900/0x900
[  348.950538]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  348.956084]  cache_grow_begin+0xa5/0x8c0
[  348.960146]  ? do_raw_spin_unlock+0xa7/0x330
[  348.964564]  fallback_alloc+0x204/0x2e0
[  348.968547]  ____cache_alloc_node+0x1c7/0x1e0
[  348.973047]  kmem_cache_alloc_node+0xe3/0x730
[  348.977545]  ? ipv6_get_ifaddr+0x42e/0x620
[  348.981790]  __alloc_skb+0x119/0x770
[  348.985505]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  348.990784]  ? netdev_alloc_frag+0x1f0/0x1f0
[  348.995192]  ? lock_downgrade+0x900/0x900
[  348.999351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.004892]  ? refcount_sub_and_test_checked+0x203/0x310
[  349.010343]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  349.015794]  ? addrconf_rs_timer+0x690/0x690
[  349.020213]  ndisc_alloc_skb+0x144/0x340
[  349.024286]  ndisc_send_rs+0x331/0x6e0
[  349.028183]  addrconf_rs_timer+0x314/0x690
[  349.032424]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.036671]  call_timer_fn+0x272/0x920
[  349.040558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.044794]  ? process_timeout+0x40/0x40
[  349.048865]  ? __run_timers+0x7da/0xc70
[  349.052878]  ? _raw_spin_unlock_irq+0x27/0x80
[  349.057370]  ? _raw_spin_unlock_irq+0x27/0x80
[  349.061863]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.066096]  ? lockdep_hardirqs_on+0x296/0x5b0
[  349.070679]  ? trace_hardirqs_on+0xbd/0x310
[  349.075003]  ? kasan_check_read+0x11/0x20
[  349.079150]  ? __run_timers+0x7da/0xc70
[  349.083129]  ? trace_hardirqs_off_caller+0x310/0x310
[  349.088235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.092477]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.096709]  __run_timers+0x7e5/0xc70
[  349.100525]  ? timer_fixup_init+0x70/0x70
[  349.104677]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  349.109693]  ? zap_class+0x640/0x640
[  349.113413]  ? enqueue_hrtimer+0x1a5/0x560
[  349.117652]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  349.122853]  ? find_held_lock+0x36/0x1c0
[  349.126918]  ? zap_class+0x640/0x640
[  349.130649]  ? pvclock_read_flags+0x160/0x160
[  349.135145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.140682]  ? check_preemption_disabled+0x48/0x280
[  349.145708]  ? __lock_is_held+0xb5/0x140
[  349.149775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.155314]  ? check_preemption_disabled+0x48/0x280
[  349.160336]  run_timer_softirq+0x52/0xb0
[  349.164400]  ? rcu_read_lock_sched_held+0x14f/0x180
[  349.169424]  __do_softirq+0x308/0xb7e
[  349.173228]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  349.177726]  ? lock_downgrade+0x900/0x900
[  349.181882]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  349.186994]  ? pvclock_read_flags+0x160/0x160
[  349.191493]  ? lapic_next_event+0x5a/0x90
[  349.195648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.201191]  ? kvm_clock_read+0x18/0x30
[  349.205165]  ? kvm_sched_clock_read+0x9/0x20
[  349.209576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.215115]  ? check_preemption_disabled+0x48/0x280
[  349.220144]  irq_exit+0x17f/0x1c0
[  349.223601]  smp_apic_timer_interrupt+0x1cb/0x760
[  349.228581]  ? smp_call_function_single_interrupt+0x159/0x650
[  349.234482]  ? smp_call_function_single_interrupt+0x650/0x650
[  349.240365]  ? interrupt_entry+0xb5/0xc0
[  349.244427]  ? trace_hardirqs_off_caller+0xbb/0x310
[  349.249442]  ? trace_hardirqs_off_caller+0xbb/0x310
[  349.254466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.259311]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.264328]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.269344]  ? task_prio+0x50/0x50
[  349.272887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.278439]  ? check_preemption_disabled+0x48/0x280
[  349.283464]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.288317]  apic_timer_interrupt+0xf/0x20
[  349.292542]  </IRQ>
[  349.294779] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  349.299708] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  349.318604] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  349.326308] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  349.333576] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  349.340840] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  349.348104] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  349.355371] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  349.362674]  skb_clone+0x1bb/0x500
[  349.366214]  ? skb_split+0x11e0/0x11e0
[  349.370103]  ? check_preemption_disabled+0x48/0x280
[  349.375127]  ? __this_cpu_preempt_check+0x1c/0x20
[  349.380005]  ? __bpf_redirect+0x54b/0xb20
[  349.384159]  bpf_clone_redirect+0xb9/0x490
[  349.388400]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  349.393419]  ? __sched_text_start+0x8/0x8
[  349.397566]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  349.402322]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  349.406900]  ? retint_kernel+0x2d/0x2d
[  349.410802]  ? find_held_lock+0x36/0x1c0
[  349.414872]  ? lock_acquire+0x1ed/0x520
[  349.418854]  ? bpf_test_run+0x3cb/0x780
[  349.422829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.428366]  ? check_preemption_disabled+0x48/0x280
[  349.433391]  ? kasan_check_read+0x11/0x20
[  349.437546]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.442822]  ? rcu_softirq_qs+0x20/0x20
[  349.446800]  ? preempt_schedule+0x4d/0x60
[  349.450991]  ? ___preempt_schedule+0x16/0x18
[  349.455408]  ? bpf_test_run+0x25d/0x780
[  349.459408]  ? netlink_diag_dump+0x2a0/0x2a0
[  349.463820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.469357]  ? bpf_test_init.isra.10+0x70/0x100
[  349.474031]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  349.478798]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  349.483642]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  349.489177]  ? fput+0x130/0x1a0
[  349.492472]  ? __bpf_prog_get+0x9b/0x290
[  349.496537]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  349.501380]  ? bpf_prog_test_run+0x130/0x1a0
[  349.505789]  ? __x64_sys_bpf+0x3d8/0x520
[  349.509851]  ? bpf_prog_get+0x20/0x20
[  349.513674]  ? do_syscall_64+0x1b9/0x820
[  349.517738]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  349.523104]  ? syscall_return_slowpath+0x5e0/0x5e0
[  349.528036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.532879]  ? trace_hardirqs_on_caller+0x310/0x310
[  349.537894]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  349.542917]  ? prepare_exit_to_usermode+0x291/0x3b0
[  349.547967]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  349.552821]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  349.558204] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  349.558275] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  349.564351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  349.564360] Call Trace:
[  349.571000] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  349.580179]  <IRQ>
[  349.582752] syz-executor3 cpuset=syz3 mems_allowed=0
[  349.593228]  dump_stack+0x244/0x39d
[  349.604063]  ? dump_stack_print_info.cold.1+0x20/0x20
[  349.609269]  warn_alloc.cold.116+0xb7/0x1bd
[  349.613594]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  349.618444]  ? lock_downgrade+0x900/0x900
[  349.622604]  ? trace_hardirqs_off+0xb8/0x310
[  349.627017]  ? trace_hardirqs_off+0xb8/0x310
[  349.631437]  __alloc_pages_slowpath+0x26e8/0x2e10
[  349.636317]  ? warn_alloc+0x120/0x120
[  349.640123]  ? warn_alloc+0x120/0x120
[  349.643948]  ? zap_class+0x640/0x640
[  349.647681]  ? warn_alloc+0x120/0x120
[  349.651484]  ? print_usage_bug+0xc0/0xc0
[  349.655548]  ? print_usage_bug+0xc0/0xc0
[  349.659618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.665156]  ? should_fail+0x22d/0xd01
[  349.669052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.674159]  ? __lock_acquire+0x62f/0x4c20
[  349.678398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.683498]  ? __lock_acquire+0x62f/0x4c20
[  349.687728]  ? should_fail+0x22d/0xd01
[  349.691624]  ? mark_held_locks+0x130/0x130
[  349.695867]  ? mark_held_locks+0x130/0x130
[  349.700099]  ? zap_class+0x640/0x640
[  349.703831]  ? zap_class+0x640/0x640
[  349.707553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.713094]  ? check_preemption_disabled+0x48/0x280
[  349.718137]  ? __lock_is_held+0xb5/0x140
[  349.722206]  __alloc_pages_nodemask+0xa80/0xde0
[  349.726875]  ? zap_class+0x640/0x640
[  349.730628]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  349.735659]  ? find_held_lock+0x36/0x1c0
[  349.739730]  ? ____cache_alloc_node+0x1c7/0x1e0
[  349.744399]  ? lock_downgrade+0x900/0x900
[  349.748557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.754100]  cache_grow_begin+0xa5/0x8c0
[  349.758161]  ? do_raw_spin_unlock+0xa7/0x330
[  349.762580]  fallback_alloc+0x204/0x2e0
[  349.766559]  ____cache_alloc_node+0x1c7/0x1e0
[  349.771057]  __kmalloc+0x213/0x760
[  349.774605]  ? __neigh_create+0x30b/0x2130
[  349.778844]  __neigh_create+0x30b/0x2130
[  349.782902]  ? __local_bh_enable_ip+0x160/0x260
[  349.787575]  ? __local_bh_enable_ip+0x160/0x260
[  349.792255]  ? mark_held_locks+0x130/0x130
[  349.796488]  ? __local_bh_enable_ip+0x160/0x260
[  349.801159]  ? neigh_hash_alloc+0x1e0/0x1e0
[  349.805480]  ? zap_class+0x640/0x640
[  349.809193]  ? trace_hardirqs_on+0xbd/0x310
[  349.813511]  ? mark_held_locks+0xc7/0x130
[  349.817660]  ? ip6t_do_table+0xd9e/0x1d30
[  349.821808]  ? trace_hardirqs_off_caller+0x310/0x310
[  349.826907]  ? __local_bh_enable_ip+0x160/0x260
[  349.831592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.837213]  ? lock_acquire+0x1ed/0x520
[  349.841190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.846729]  ? check_preemption_disabled+0x48/0x280
[  349.851756]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  349.857298]  ? rcu_pm_notify+0xc0/0xc0
[  349.861190]  ? zap_class+0x640/0x640
[  349.864902]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  349.870110]  ip6_finish_output2+0xa59/0x27a0
[  349.874533]  ? ip6_copy_metadata+0xe30/0xe30
[  349.878953]  ? ip6_mtu+0x39c/0x520
[  349.882497]  ? lock_downgrade+0x900/0x900
[  349.886647]  ? check_preemption_disabled+0x48/0x280
[  349.891668]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  349.896598]  ? kasan_check_read+0x11/0x20
[  349.900743]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.906019]  ? rcu_softirq_qs+0x20/0x20
[  349.910007]  ? ip6_mtu+0x160/0x520
[  349.913547]  ? find_match+0x10a0/0x10a0
[  349.917523]  ? kasan_check_read+0x11/0x20
[  349.921670]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  349.926954]  ip6_finish_output+0x58c/0xc60
[  349.931190]  ? ip6_finish_output+0x58c/0xc60
[  349.935606]  ip6_output+0x232/0x9d0
[  349.939235]  ? ip6_finish_output+0xc60/0xc60
[  349.943644]  ? ip6_fragment+0x38e0/0x38e0
[  349.947793]  ? __lock_is_held+0xb5/0x140
[  349.951869]  ndisc_send_skb+0x1005/0x1570
[  349.956024]  ? nf_hook.constprop.33+0x860/0x860
[  349.960699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.966238]  ? refcount_sub_and_test_checked+0x203/0x310
[  349.971693]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  349.977168]  ndisc_send_rs+0x134/0x6e0
[  349.981061]  addrconf_rs_timer+0x314/0x690
[  349.985301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.989547]  call_timer_fn+0x272/0x920
[  349.993432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.997672]  ? process_timeout+0x40/0x40
[  350.001745]  ? mark_held_locks+0xc7/0x130
[  350.005899]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.010398]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.014890]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.019125]  ? lockdep_hardirqs_on+0x296/0x5b0
[  350.023708]  ? trace_hardirqs_on+0xbd/0x310
[  350.028032]  ? kasan_check_read+0x11/0x20
[  350.032179]  ? __run_timers+0x7da/0xc70
[  350.036152]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.041258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.045495]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.049727]  __run_timers+0x7e5/0xc70
[  350.053540]  ? timer_fixup_init+0x70/0x70
[  350.057691]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  350.062706]  ? zap_class+0x640/0x640
[  350.066436]  ? print_usage_bug+0xc0/0xc0
[  350.070503]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  350.075700]  ? find_held_lock+0x36/0x1c0
[  350.079783]  ? zap_class+0x640/0x640
[  350.083511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.089062]  ? check_preemption_disabled+0x48/0x280
[  350.094087]  ? __lock_is_held+0xb5/0x140
[  350.098335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.103873]  ? check_preemption_disabled+0x48/0x280
[  350.108907]  run_timer_softirq+0x52/0xb0
[  350.112976]  ? rcu_read_lock_sched_held+0x14f/0x180
[  350.117994]  __do_softirq+0x308/0xb7e
[  350.121797]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  350.126292]  ? lock_downgrade+0x900/0x900
[  350.130467]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  350.135578]  ? pvclock_read_flags+0x160/0x160
[  350.140076]  ? lapic_next_event+0x5a/0x90
[  350.144225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.149767]  ? kvm_clock_read+0x18/0x30
[  350.153738]  ? kvm_sched_clock_read+0x9/0x20
[  350.158167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.163706]  ? check_preemption_disabled+0x48/0x280
[  350.168735]  irq_exit+0x17f/0x1c0
[  350.172193]  smp_apic_timer_interrupt+0x1cb/0x760
[  350.177042]  ? smp_call_function_single_interrupt+0x650/0x650
[  350.182959]  ? interrupt_entry+0xb5/0xc0
[  350.187042]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.192060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.197078]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.201919]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.206975]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.211995]  ? task_prio+0x50/0x50
[  350.215539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.221081]  ? check_preemption_disabled+0x48/0x280
[  350.226101]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.230975]  apic_timer_interrupt+0xf/0x20
[  350.235206]  </IRQ>
[  350.237448] RIP: 0010:dump_stack+0x358/0x39d
[  350.241856] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  350.260759] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  350.268471] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  350.275751] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  350.283018] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  350.290284] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  350.297547] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  350.304839]  ? dump_stack+0x34f/0x39d
[  350.308657]  ? dump_stack_print_info.cold.1+0x20/0x20
[  350.313849]  ? mark_held_locks+0x130/0x130
[  350.318081]  ? mark_held_locks+0x130/0x130
[  350.322324]  dump_header+0x27b/0xf72
[  350.326052]  ? pagefault_out_of_memory+0x197/0x197
[  350.331002]  ? __lock_acquire+0x62f/0x4c20
[  350.335252]  ? percpu_ref_get_many+0x240/0x240
[  350.339864]  ? print_usage_bug+0xc0/0xc0
[  350.343938]  ? zap_class+0x640/0x640
[  350.347659]  ? print_usage_bug+0xc0/0xc0
[  350.351715]  ? print_usage_bug+0xc0/0xc0
[  350.355867]  ? zap_class+0x640/0x640
[  350.359586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.365141]  ? find_held_lock+0x36/0x1c0
[  350.369216]  ? mark_held_locks+0xc7/0x130
[  350.373383]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  350.378482]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  350.383586]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  350.388186]  ? trace_hardirqs_on+0xbd/0x310
[  350.392510]  ? kasan_check_read+0x11/0x20
[  350.396668]  ? ___ratelimit+0x3b4/0x672
[  350.400641]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.405740]  ? trace_hardirqs_on+0x310/0x310
[  350.410149]  ? lock_downgrade+0x900/0x900
[  350.414301]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  350.419407]  ? ___ratelimit+0x3b9/0x672
[  350.423389]  ? idr_get_free+0xf70/0xf70
[  350.427363]  ? find_held_lock+0x36/0x1c0
[  350.431430]  oom_kill_process.cold.27+0x10/0x903
[  350.436205]  ? zap_class+0x640/0x640
[  350.439986]  ? check_preemption_disabled+0x48/0x280
[  350.445012]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.449979]  ? kasan_check_read+0x11/0x20
[  350.454129]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.459406]  ? oom_evaluate_task+0x540/0x540
[  350.463814]  ? find_held_lock+0x36/0x1c0
[  350.467899]  ? out_of_memory+0x974/0x1430
[  350.472068]  ? lock_downgrade+0x900/0x900
[  350.476217]  ? check_preemption_disabled+0x48/0x280
[  350.481234]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.486175]  ? kasan_check_read+0x11/0x20
[  350.490323]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.495597]  ? rcu_softirq_qs+0x20/0x20
[  350.499574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.505105]  ? oom_evaluate_task+0x302/0x540
[  350.509511]  out_of_memory+0xa84/0x1430
[  350.513492]  ? oom_killer_disable+0x3a0/0x3a0
[  350.517988]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  350.522921]  ? __ww_mutex_check_waiters+0x160/0x160
[  350.527964]  __alloc_pages_slowpath+0x2354/0x2e10
[  350.532843]  ? warn_alloc+0x120/0x120
[  350.536646]  ? mark_held_locks+0x130/0x130
[  350.540891]  ? find_get_entry+0xaae/0x1120
[  350.545138]  ? filemap_map_pages+0x1a20/0x1a20
[  350.549724]  ? zap_class+0x640/0x640
[  350.553462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.558999]  ? check_preemption_disabled+0x48/0x280
[  350.564016]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.569554]  ? should_fail+0x22d/0xd01
[  350.573453]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.578574]  ? zap_class+0x640/0x640
[  350.582314]  ? __lock_is_held+0xb5/0x140
[  350.586382]  ? mark_held_locks+0x130/0x130
[  350.590617]  ? lock_release+0xa00/0xa00
[  350.594636]  ? perf_trace_sched_process_exec+0x860/0x860
[  350.600112]  ? xa_load+0x2ba/0x460
[  350.603654]  ? lock_downgrade+0x900/0x900
[  350.607807]  ? __might_sleep+0x95/0x190
[  350.611785]  __alloc_pages_nodemask+0xa80/0xde0
[  350.616466]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  350.621488]  ? __page_cache_alloc+0x191/0x5c0
[  350.625980]  ? xa_load+0x2e1/0x460
[  350.629523]  ? xa_clear_mark+0x40/0x40
[  350.633425]  ? zap_class+0x640/0x640
[  350.637166]  ? zap_class+0x640/0x640
[  350.640878]  ? zap_class+0x640/0x640
[  350.644587]  ? __do_page_cache_readahead+0x663/0x810
[  350.649696]  ? find_held_lock+0x36/0x1c0
[  350.653760]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  350.659302]  alloc_pages_current+0x173/0x350
[  350.663714]  __page_cache_alloc+0x38c/0x5c0
[  350.668031]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.672960]  ? kasan_check_read+0x11/0x20
[  350.677109]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.682390]  ? generic_perform_write+0x6a0/0x6a0
[  350.687150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.692699]  ? check_preemption_disabled+0x48/0x280
[  350.697723]  filemap_fault+0x1595/0x25f0
[  350.701814]  ? __lock_page_or_retry+0xa00/0xa00
[  350.706484]  ? mark_held_locks+0x130/0x130
[  350.710731]  ? filemap_map_pages+0xd6b/0x1a20
[  350.715230]  ? lock_downgrade+0x900/0x900
[  350.719376]  ? check_preemption_disabled+0x48/0x280
[  350.724393]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.729326]  ? kasan_check_read+0x11/0x20
[  350.733474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.738749]  ? rcu_softirq_qs+0x20/0x20
[  350.742737]  ? filemap_map_pages+0xd92/0x1a20
[  350.747235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.752787]  ? find_get_entries_tag+0x1400/0x1400
[  350.757635]  ? __lock_acquire+0x62f/0x4c20
[  350.761880]  ? lock_acquire+0x1ed/0x520
[  350.765853]  ? ext4_filemap_fault+0x7a/0xad
[  350.770196]  ? lock_release+0xa00/0xa00
[  350.774167]  ? perf_trace_sched_process_exec+0x860/0x860
[  350.779618]  ? print_usage_bug+0xc0/0xc0
[  350.783679]  ? print_usage_bug+0xc0/0xc0
[  350.787757]  ? down_read+0x8d/0x120
[  350.791384]  ? ext4_filemap_fault+0x7a/0xad
[  350.795705]  ? __down_interruptible+0x700/0x700
[  350.800387]  ext4_filemap_fault+0x82/0xad
[  350.804537]  __do_fault+0x100/0x6b0
[  350.808184]  ? pmd_devmap_trans_unstable+0x220/0x220
[  350.813288]  ? mark_held_locks+0x130/0x130
[  350.817536]  ? mark_held_locks+0x130/0x130
[  350.821779]  ? find_held_lock+0x36/0x1c0
[  350.825844]  ? find_held_lock+0x36/0x1c0
[  350.829907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.835461]  __handle_mm_fault+0x3ea0/0x5be0
[  350.839869]  ? poll_select_copy_remaining+0x18c/0x6a0
[  350.845069]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  350.849917]  ? __might_fault+0x12b/0x1e0
[  350.854013]  ? lock_downgrade+0x900/0x900
[  350.858176]  ? zap_class+0x640/0x640
[  350.861888]  ? zap_class+0x640/0x640
[  350.865608]  ? find_held_lock+0x36/0x1c0
[  350.869675]  ? handle_mm_fault+0x42a/0xc70
[  350.873913]  ? lock_downgrade+0x900/0x900
[  350.878083]  ? check_preemption_disabled+0x48/0x280
[  350.883166]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  350.888095]  ? kasan_check_read+0x11/0x20
[  350.892243]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  350.897536]  ? rcu_softirq_qs+0x20/0x20
[  350.901508]  ? trace_hardirqs_off_caller+0x310/0x310
[  350.906610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.912148]  ? check_preemption_disabled+0x48/0x280
[  350.917176]  handle_mm_fault+0x54f/0xc70
[  350.921246]  ? __handle_mm_fault+0x5be0/0x5be0
[  350.925863]  ? find_vma+0x34/0x190
[  350.929424]  __do_page_fault+0x5e8/0xe60
[  350.933516]  ? trace_hardirqs_off+0xb8/0x310
[  350.937939]  do_page_fault+0xf2/0x7e0
[  350.941745]  ? vmalloc_sync_all+0x30/0x30
[  350.945903]  ? error_entry+0x70/0xd0
[  350.949627]  ? trace_hardirqs_off_caller+0xbb/0x310
[  350.954646]  ? trace_hardirqs_on_caller+0xc0/0x310
[  350.959573]  ? syscall_return_slowpath+0x5e0/0x5e0
[  350.964499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.969340]  ? trace_hardirqs_on_caller+0x310/0x310
[  350.974358]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  350.979814]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  350.984836]  ? prepare_exit_to_usermode+0x291/0x3b0
[  350.989850]  ? page_fault+0x8/0x30
[  350.993392]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.998237]  ? page_fault+0x8/0x30
[  351.001777]  page_fault+0x1e/0x30
[  351.005229] RIP: 0033:0x7fc801b82dd3
[  351.008960] Code: Bad RIP value.
[  351.012325] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  351.017686] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  351.024961] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  351.032225] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  351.039492] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  351.046762] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  351.054063] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  351.054068] warn_alloc_show_mem: 1 callbacks suppressed
[  351.054076] Mem-Info:
[  351.061348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.066714] active_anon:48903 inactive_anon:193 isolated_anon:0
[  351.066714]  active_file:14 inactive_file:14 isolated_file:0
[  351.066714]  unevictable:0 dirty:0 writeback:0 unstable:0
[  351.066714]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  351.066714]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  351.066714]  free:13784 free_pcp:349 free_cma:0
[  351.069089] Call Trace:
[  351.078479] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  351.111837]  <IRQ>
[  351.114411] 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
[  351.141935]  dump_stack+0x244/0x39d
[  351.144055] lowmem_reserve[]: 0 2818 6321 6321
[  351.170166]  ? dump_stack_print_info.cold.1+0x20/0x20
[  351.173765] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  351.178352]  warn_alloc.cold.116+0xb7/0x1bd
[  351.183503] lowmem_reserve[]: 0 0 3503 3503
[  351.210854]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  351.215147] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  351.219463]  ? lock_downgrade+0x900/0x900
[  351.224282] lowmem_reserve[]: 0 0 0 0
[  351.253480]  ? trace_hardirqs_off+0xb8/0x310
[  351.257603] 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
[  351.261400]  ? trace_hardirqs_off+0xb8/0x310
[  351.265783] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  351.279307]  __alloc_pages_slowpath+0x26e8/0x2e10
[  351.283687] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  351.299056]  ? warn_alloc+0x120/0x120
[  351.303857] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  351.319106]  ? warn_alloc+0x120/0x120
[  351.322883] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  351.331704]  ? warn_alloc+0x120/0x120
[  351.335480] 272 total pagecache pages
[  351.344048]  ? print_usage_bug+0xc0/0xc0
[  351.347830] 0 pages in swap cache
[  351.351613]  ? idle_cpu+0x1d0/0x1d0
[  351.355652] Swap cache stats: add 0, delete 0, find 0/0
[  351.359095]  ? kvm_sched_clock_read+0x9/0x20
[  351.362695] Free swap  = 0kB
[  351.368054]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  351.372434] Total swap = 0kB
[  351.375446]  ? print_usage_bug+0xc0/0xc0
[  351.380445] 1965979 pages RAM
[  351.383459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.387497] 0 pages HighMem/MovableOnly
[  351.390600]  ? should_fail+0x22d/0xd01
[  351.396110] 342853 pages reserved
[  351.400076]  ? __lock_acquire+0x62f/0x4c20
[  351.403974] 0 pages cma reserved
[  351.407419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.411912] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  351.414990]  ? __lock_acquire+0x62f/0x4c20
[  351.420073] init cpuset=/ mems_allowed=0
[  351.429769]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.443120]  ? __lock_acquire+0x62f/0x4c20
[  351.447354]  ? should_fail+0x22d/0xd01
[  351.451253]  ? mark_held_locks+0x130/0x130
[  351.455493]  ? mark_held_locks+0x130/0x130
[  351.459726]  ? __enqueue_entity+0x10d/0x1f0
[  351.464051]  ? zap_class+0x640/0x640
[  351.467766]  ? print_usage_bug+0xc0/0xc0
[  351.471830]  ? __lock_acquire+0x62f/0x4c20
[  351.476069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.481609]  ? check_preemption_disabled+0x48/0x280
[  351.486634]  ? __lock_is_held+0xb5/0x140
[  351.490701]  __alloc_pages_nodemask+0xa80/0xde0
[  351.495371]  ? zap_class+0x640/0x640
[  351.499091]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  351.504120]  ? find_held_lock+0x36/0x1c0
[  351.508196]  ? ____cache_alloc_node+0x1c7/0x1e0
[  351.512866]  ? lock_downgrade+0x900/0x900
[  351.517027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.522571]  cache_grow_begin+0xa5/0x8c0
[  351.526631]  ? do_raw_spin_unlock+0xa7/0x330
[  351.531048]  fallback_alloc+0x204/0x2e0
[  351.535038]  ____cache_alloc_node+0x1c7/0x1e0
[  351.539541]  kmem_cache_alloc_node+0xe3/0x730
[  351.544036]  ? ipv6_get_ifaddr+0x42e/0x620
[  351.548279]  __alloc_skb+0x119/0x770
[  351.551993]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  351.557273]  ? netdev_alloc_frag+0x1f0/0x1f0
[  351.561682]  ? lock_downgrade+0x900/0x900
[  351.565842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.571381]  ? refcount_sub_and_test_checked+0x203/0x310
[  351.576835]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  351.582284]  ? addrconf_rs_timer+0x690/0x690
[  351.586708]  ndisc_alloc_skb+0x144/0x340
[  351.590775]  ndisc_send_rs+0x331/0x6e0
[  351.594667]  addrconf_rs_timer+0x314/0x690
[  351.598911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.603168]  call_timer_fn+0x272/0x920
[  351.607053]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.611288]  ? process_timeout+0x40/0x40
[  351.615360]  ? __run_timers+0x7da/0xc70
[  351.619336]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.623826]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.628317]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.632552]  ? lockdep_hardirqs_on+0x296/0x5b0
[  351.637141]  ? trace_hardirqs_on+0xbd/0x310
[  351.641461]  ? kasan_check_read+0x11/0x20
[  351.645606]  ? __run_timers+0x7da/0xc70
[  351.649579]  ? trace_hardirqs_off_caller+0x310/0x310
[  351.654695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.658944]  __run_timers+0x7e5/0xc70
[  351.662758]  ? timer_fixup_init+0x70/0x70
[  351.666912]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  351.671957]  ? zap_class+0x640/0x640
[  351.675680]  ? enqueue_hrtimer+0x1a5/0x560
[  351.679921]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  351.685141]  ? find_held_lock+0x36/0x1c0
[  351.689206]  ? zap_class+0x640/0x640
[  351.692922]  ? pvclock_read_flags+0x160/0x160
[  351.697433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.702980]  ? check_preemption_disabled+0x48/0x280
[  351.708014]  ? __lock_is_held+0xb5/0x140
[  351.712075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.717612]  ? check_preemption_disabled+0x48/0x280
[  351.722631]  run_timer_softirq+0x52/0xb0
[  351.726695]  ? rcu_read_lock_sched_held+0x14f/0x180
[  351.731713]  __do_softirq+0x308/0xb7e
[  351.735515]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  351.740009]  ? lock_downgrade+0x900/0x900
[  351.744167]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  351.749281]  ? pvclock_read_flags+0x160/0x160
[  351.753780]  ? lapic_next_event+0x5a/0x90
[  351.757943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.763487]  ? kvm_clock_read+0x18/0x30
[  351.767474]  ? kvm_sched_clock_read+0x9/0x20
[  351.771896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.777443]  ? check_preemption_disabled+0x48/0x280
[  351.782471]  irq_exit+0x17f/0x1c0
[  351.785980]  smp_apic_timer_interrupt+0x1cb/0x760
[  351.790821]  ? smp_call_function_single_interrupt+0x159/0x650
[  351.796704]  ? smp_call_function_single_interrupt+0x650/0x650
[  351.802585]  ? interrupt_entry+0xb5/0xc0
[  351.806656]  ? trace_hardirqs_off_caller+0xbb/0x310
[  351.811670]  ? trace_hardirqs_off_caller+0xbb/0x310
[  351.816685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.821527]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.826542]  ? trace_hardirqs_on_caller+0x310/0x310
[  351.831555]  ? task_prio+0x50/0x50
[  351.835102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.840641]  ? check_preemption_disabled+0x48/0x280
[  351.845666]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.850520]  apic_timer_interrupt+0xf/0x20
[  351.854750]  </IRQ>
[  351.856988] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  351.861920] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  351.880835] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  351.888544] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  351.895808] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  351.903077] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  351.910342] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  351.917612] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  351.924997]  skb_clone+0x1bb/0x500
[  351.928545]  ? skb_split+0x11e0/0x11e0
[  351.932444]  ? check_preemption_disabled+0x48/0x280
[  351.937463]  ? __this_cpu_preempt_check+0x1c/0x20
[  351.942304]  ? __bpf_redirect+0x54b/0xb20
[  351.946463]  bpf_clone_redirect+0xb9/0x490
[  351.950705]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  351.955725]  ? __sched_text_start+0x8/0x8
[  351.959878]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  351.964640]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  351.969223]  ? retint_kernel+0x2d/0x2d
[  351.973118]  ? find_held_lock+0x36/0x1c0
[  351.977186]  ? lock_acquire+0x1ed/0x520
[  351.981164]  ? bpf_test_run+0x3cb/0x780
[  351.985142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.990683]  ? check_preemption_disabled+0x48/0x280
[  351.995711]  ? kasan_check_read+0x11/0x20
[  351.999855]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.005134]  ? rcu_softirq_qs+0x20/0x20
[  352.009111]  ? preempt_schedule+0x4d/0x60
[  352.013261]  ? ___preempt_schedule+0x16/0x18
[  352.017678]  ? bpf_test_run+0x25d/0x780
[  352.021665]  ? netlink_diag_dump+0x2a0/0x2a0
[  352.026078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.031617]  ? bpf_test_init.isra.10+0x70/0x100
[  352.036290]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  352.041060]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  352.045904]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  352.051453]  ? fput+0x130/0x1a0
[  352.054736]  ? __bpf_prog_get+0x9b/0x290
[  352.058802]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  352.063645]  ? bpf_prog_test_run+0x130/0x1a0
[  352.068061]  ? __x64_sys_bpf+0x3d8/0x520
[  352.072120]  ? bpf_prog_get+0x20/0x20
[  352.075958]  ? do_syscall_64+0x1b9/0x820
[  352.080019]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  352.085383]  ? syscall_return_slowpath+0x5e0/0x5e0
[  352.090316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.095164]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.100646]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  352.105663]  ? prepare_exit_to_usermode+0x291/0x3b0
[  352.110688]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.115540]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  352.120924] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  352.121008] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  352.127078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  352.127083] Call Trace:
[  352.127090]  <IRQ>
[  352.127108]  dump_stack+0x244/0x39d
[  352.127128]  ? dump_stack_print_info.cold.1+0x20/0x20
[  352.133656] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  352.142967]  warn_alloc.cold.116+0xb7/0x1bd
[  352.145523] syz-executor3 cpuset=syz3 mems_allowed=0
[  352.147668]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  352.181154]  ? lock_downgrade+0x900/0x900
[  352.185312]  ? trace_hardirqs_off+0xb8/0x310
[  352.189726]  ? trace_hardirqs_off+0xb8/0x310
[  352.194177]  __alloc_pages_slowpath+0x26e8/0x2e10
[  352.199053]  ? warn_alloc+0x120/0x120
[  352.202877]  ? warn_alloc+0x120/0x120
[  352.206683]  ? warn_alloc+0x120/0x120
[  352.210486]  ? print_usage_bug+0xc0/0xc0
[  352.214552]  ? print_usage_bug+0xc0/0xc0
[  352.218612]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  352.223811]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.229349]  ? should_fail+0x22d/0xd01
[  352.233245]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.238348]  ? __lock_acquire+0x62f/0x4c20
[  352.242590]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.247692]  ? __lock_acquire+0x62f/0x4c20
[  352.251926]  ? should_fail+0x22d/0xd01
[  352.255833]  ? mark_held_locks+0x130/0x130
[  352.260075]  ? mark_held_locks+0x130/0x130
[  352.264309]  ? zap_class+0x640/0x640
[  352.268038]  ? zap_class+0x640/0x640
[  352.271759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.277299]  ? check_preemption_disabled+0x48/0x280
[  352.282328]  ? __lock_is_held+0xb5/0x140
[  352.286397]  __alloc_pages_nodemask+0xa80/0xde0
[  352.291070]  ? zap_class+0x640/0x640
[  352.294787]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  352.299813]  ? find_held_lock+0x36/0x1c0
[  352.303886]  ? ____cache_alloc_node+0x1c7/0x1e0
[  352.308558]  ? lock_downgrade+0x900/0x900
[  352.312716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.318257]  cache_grow_begin+0xa5/0x8c0
[  352.322318]  ? do_raw_spin_unlock+0xa7/0x330
[  352.326732]  fallback_alloc+0x204/0x2e0
[  352.330714]  ____cache_alloc_node+0x1c7/0x1e0
[  352.335216]  __kmalloc+0x213/0x760
[  352.338759]  ? __neigh_create+0x30b/0x2130
[  352.343002]  __neigh_create+0x30b/0x2130
[  352.347065]  ? __local_bh_enable_ip+0x160/0x260
[  352.351730]  ? __local_bh_enable_ip+0x160/0x260
[  352.356414]  ? mark_held_locks+0x130/0x130
[  352.360651]  ? __local_bh_enable_ip+0x160/0x260
[  352.365318]  ? neigh_hash_alloc+0x1e0/0x1e0
[  352.369641]  ? zap_class+0x640/0x640
[  352.373355]  ? trace_hardirqs_on+0xbd/0x310
[  352.377675]  ? mark_held_locks+0xc7/0x130
[  352.381823]  ? ip6t_do_table+0xd9e/0x1d30
[  352.385972]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.391076]  ? __local_bh_enable_ip+0x160/0x260
[  352.395752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.401299]  ? lock_acquire+0x1ed/0x520
[  352.405276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.410818]  ? check_preemption_disabled+0x48/0x280
[  352.415844]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  352.421386]  ? rcu_pm_notify+0xc0/0xc0
[  352.425275]  ? zap_class+0x640/0x640
[  352.428989]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  352.434185]  ip6_finish_output2+0xa59/0x27a0
[  352.438604]  ? ip6_copy_metadata+0xe30/0xe30
[  352.443016]  ? ip6_mtu+0x39c/0x520
[  352.446557]  ? lock_downgrade+0x900/0x900
[  352.450705]  ? check_preemption_disabled+0x48/0x280
[  352.455727]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  352.460657]  ? kasan_check_read+0x11/0x20
[  352.464802]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.470079]  ? rcu_softirq_qs+0x20/0x20
[  352.474068]  ? ip6_mtu+0x160/0x520
[  352.477613]  ? find_match+0x10a0/0x10a0
[  352.481588]  ? kasan_check_read+0x11/0x20
[  352.485737]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  352.491021]  ip6_finish_output+0x58c/0xc60
[  352.495255]  ? ip6_finish_output+0x58c/0xc60
[  352.499672]  ip6_output+0x232/0x9d0
[  352.503303]  ? ip6_finish_output+0xc60/0xc60
[  352.507716]  ? ip6_fragment+0x38e0/0x38e0
[  352.511863]  ? __lock_is_held+0xb5/0x140
[  352.515950]  ndisc_send_skb+0x1005/0x1570
[  352.520109]  ? nf_hook.constprop.33+0x860/0x860
[  352.524786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.530325]  ? refcount_sub_and_test_checked+0x203/0x310
[  352.535778]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  352.541241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.546787]  ndisc_send_rs+0x134/0x6e0
[  352.550683]  addrconf_rs_timer+0x314/0x690
[  352.554923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.559176]  call_timer_fn+0x272/0x920
[  352.563061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.567295]  ? process_timeout+0x40/0x40
[  352.571365]  ? mark_held_locks+0xc7/0x130
[  352.575518]  ? _raw_spin_unlock_irq+0x27/0x80
[  352.580010]  ? _raw_spin_unlock_irq+0x27/0x80
[  352.584502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.588743]  ? lockdep_hardirqs_on+0x296/0x5b0
[  352.593327]  ? trace_hardirqs_on+0xbd/0x310
[  352.597664]  ? kasan_check_read+0x11/0x20
[  352.601809]  ? __run_timers+0x7da/0xc70
[  352.605783]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.610889]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.615127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.619361]  __run_timers+0x7e5/0xc70
[  352.623170]  ? timer_fixup_init+0x70/0x70
[  352.627323]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  352.632342]  ? zap_class+0x640/0x640
[  352.636059]  ? print_usage_bug+0xc0/0xc0
[  352.640122]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  352.645319]  ? find_held_lock+0x36/0x1c0
[  352.649390]  ? zap_class+0x640/0x640
[  352.653108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.658646]  ? check_preemption_disabled+0x48/0x280
[  352.663670]  ? __lock_is_held+0xb5/0x140
[  352.667730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.673267]  ? check_preemption_disabled+0x48/0x280
[  352.678287]  run_timer_softirq+0x52/0xb0
[  352.682352]  ? rcu_read_lock_sched_held+0x14f/0x180
[  352.687369]  __do_softirq+0x308/0xb7e
[  352.691175]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  352.695671]  ? lock_downgrade+0x900/0x900
[  352.699820]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  352.704943]  ? pvclock_read_flags+0x160/0x160
[  352.709450]  ? lapic_next_event+0x5a/0x90
[  352.713599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.719143]  ? kvm_clock_read+0x18/0x30
[  352.723115]  ? kvm_sched_clock_read+0x9/0x20
[  352.727523]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.733759]  ? check_preemption_disabled+0x48/0x280
[  352.738785]  irq_exit+0x17f/0x1c0
[  352.742245]  smp_apic_timer_interrupt+0x1cb/0x760
[  352.747089]  ? smp_call_function_single_interrupt+0x650/0x650
[  352.752973]  ? interrupt_entry+0xb5/0xc0
[  352.757039]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.762054]  ? trace_hardirqs_off_caller+0xbb/0x310
[  352.767071]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.771918]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.776951]  ? trace_hardirqs_on_caller+0x310/0x310
[  352.781969]  ? task_prio+0x50/0x50
[  352.785510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.791048]  ? check_preemption_disabled+0x48/0x280
[  352.796068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.800918]  apic_timer_interrupt+0xf/0x20
[  352.805153]  </IRQ>
[  352.807393] RIP: 0010:dump_stack+0x358/0x39d
[  352.811800] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  352.830694] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  352.838402] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  352.845668] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  352.852940] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  352.860209] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  352.867476] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  352.874765]  ? dump_stack+0x34f/0x39d
[  352.878579]  ? dump_stack_print_info.cold.1+0x20/0x20
[  352.883772]  ? mark_held_locks+0x130/0x130
[  352.888009]  ? mark_held_locks+0x130/0x130
[  352.892246]  dump_header+0x27b/0xf72
[  352.895974]  ? pagefault_out_of_memory+0x197/0x197
[  352.900912]  ? __lock_acquire+0x62f/0x4c20
[  352.905155]  ? percpu_ref_get_many+0x240/0x240
[  352.909741]  ? print_usage_bug+0xc0/0xc0
[  352.913806]  ? zap_class+0x640/0x640
[  352.917524]  ? print_usage_bug+0xc0/0xc0
[  352.921585]  ? print_usage_bug+0xc0/0xc0
[  352.925647]  ? zap_class+0x640/0x640
[  352.929369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.934910]  ? find_held_lock+0x36/0x1c0
[  352.938992]  ? mark_held_locks+0xc7/0x130
[  352.943145]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  352.948249]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  352.953371]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  352.957960]  ? trace_hardirqs_on+0xbd/0x310
[  352.962284]  ? kasan_check_read+0x11/0x20
[  352.966431]  ? ___ratelimit+0x3b4/0x672
[  352.970414]  ? trace_hardirqs_off_caller+0x310/0x310
[  352.975523]  ? trace_hardirqs_on+0x310/0x310
[  352.979945]  ? lock_downgrade+0x900/0x900
[  352.984099]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  352.989199]  ? ___ratelimit+0x3b9/0x672
[  352.993175]  ? idr_get_free+0xf70/0xf70
[  352.997151]  ? find_held_lock+0x36/0x1c0
[  353.001220]  oom_kill_process.cold.27+0x10/0x903
[  353.006006]  ? zap_class+0x640/0x640
[  353.009721]  ? check_preemption_disabled+0x48/0x280
[  353.014745]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  353.019678]  ? kasan_check_read+0x11/0x20
[  353.023826]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.029102]  ? oom_evaluate_task+0x540/0x540
[  353.033512]  ? find_held_lock+0x36/0x1c0
[  353.037579]  ? out_of_memory+0x974/0x1430
[  353.041729]  ? lock_downgrade+0x900/0x900
[  353.045877]  ? check_preemption_disabled+0x48/0x280
[  353.050898]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  353.055835]  ? kasan_check_read+0x11/0x20
[  353.059980]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.065257]  ? rcu_softirq_qs+0x20/0x20
[  353.069236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.074773]  ? oom_evaluate_task+0x302/0x540
[  353.079187]  out_of_memory+0xa84/0x1430
[  353.083172]  ? oom_killer_disable+0x3a0/0x3a0
[  353.087665]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  353.092597]  ? __ww_mutex_check_waiters+0x160/0x160
[  353.097628]  __alloc_pages_slowpath+0x2354/0x2e10
[  353.102499]  ? warn_alloc+0x120/0x120
[  353.106296]  ? mark_held_locks+0x130/0x130
[  353.110535]  ? find_get_entry+0xaae/0x1120
[  353.114782]  ? filemap_map_pages+0x1a20/0x1a20
[  353.119367]  ? zap_class+0x640/0x640
[  353.123088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.128628]  ? check_preemption_disabled+0x48/0x280
[  353.133645]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.139184]  ? should_fail+0x22d/0xd01
[  353.143075]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.148183]  ? zap_class+0x640/0x640
[  353.151921]  ? __lock_is_held+0xb5/0x140
[  353.155999]  ? mark_held_locks+0x130/0x130
[  353.160241]  ? lock_release+0xa00/0xa00
[  353.164216]  ? perf_trace_sched_process_exec+0x860/0x860
[  353.169669]  ? xa_load+0x2ba/0x460
[  353.173212]  ? lock_downgrade+0x900/0x900
[  353.177367]  ? __might_sleep+0x95/0x190
[  353.181350]  __alloc_pages_nodemask+0xa80/0xde0
[  353.186082]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  353.191106]  ? __page_cache_alloc+0x191/0x5c0
[  353.195601]  ? xa_load+0x2e1/0x460
[  353.199144]  ? xa_clear_mark+0x40/0x40
[  353.203036]  ? zap_class+0x640/0x640
[  353.206758]  ? zap_class+0x640/0x640
[  353.210476]  ? zap_class+0x640/0x640
[  353.214194]  ? __do_page_cache_readahead+0x663/0x810
[  353.219302]  ? find_held_lock+0x36/0x1c0
[  353.223368]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  353.229383]  alloc_pages_current+0x173/0x350
[  353.233804]  __page_cache_alloc+0x38c/0x5c0
[  353.238122]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  353.243051]  ? kasan_check_read+0x11/0x20
[  353.247198]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.252476]  ? generic_perform_write+0x6a0/0x6a0
[  353.257234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.262775]  ? check_preemption_disabled+0x48/0x280
[  353.267800]  filemap_fault+0x1595/0x25f0
[  353.271876]  ? __lock_page_or_retry+0xa00/0xa00
[  353.276552]  ? mark_held_locks+0x130/0x130
[  353.280799]  ? filemap_map_pages+0xd6b/0x1a20
[  353.285296]  ? lock_downgrade+0x900/0x900
[  353.289452]  ? check_preemption_disabled+0x48/0x280
[  353.294479]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  353.299405]  ? kasan_check_read+0x11/0x20
[  353.303552]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.308831]  ? rcu_softirq_qs+0x20/0x20
[  353.312820]  ? filemap_map_pages+0xd92/0x1a20
[  353.317317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.322860]  ? find_get_entries_tag+0x1400/0x1400
[  353.327711]  ? __lock_acquire+0x62f/0x4c20
[  353.331965]  ? lock_acquire+0x1ed/0x520
[  353.335947]  ? ext4_filemap_fault+0x7a/0xad
[  353.340275]  ? lock_release+0xa00/0xa00
[  353.344248]  ? perf_trace_sched_process_exec+0x860/0x860
[  353.349700]  ? print_usage_bug+0xc0/0xc0
[  353.353761]  ? print_usage_bug+0xc0/0xc0
[  353.357833]  ? down_read+0x8d/0x120
[  353.361460]  ? ext4_filemap_fault+0x7a/0xad
[  353.365782]  ? __down_interruptible+0x700/0x700
[  353.370465]  ext4_filemap_fault+0x82/0xad
[  353.374618]  __do_fault+0x100/0x6b0
[  353.378252]  ? pmd_devmap_trans_unstable+0x220/0x220
[  353.383360]  ? mark_held_locks+0x130/0x130
[  353.387595]  ? mark_held_locks+0x130/0x130
[  353.391827]  ? find_held_lock+0x36/0x1c0
[  353.395892]  ? find_held_lock+0x36/0x1c0
[  353.399964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.405511]  __handle_mm_fault+0x3ea0/0x5be0
[  353.409922]  ? poll_select_copy_remaining+0x18c/0x6a0
[  353.415130]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  353.419983]  ? __might_fault+0x12b/0x1e0
[  353.424044]  ? lock_downgrade+0x900/0x900
[  353.428202]  ? zap_class+0x640/0x640
[  353.431917]  ? zap_class+0x640/0x640
[  353.435655]  ? find_held_lock+0x36/0x1c0
[  353.439725]  ? handle_mm_fault+0x42a/0xc70
[  353.443968]  ? lock_downgrade+0x900/0x900
[  353.448116]  ? check_preemption_disabled+0x48/0x280
[  353.453140]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  353.458068]  ? kasan_check_read+0x11/0x20
[  353.462213]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  353.467491]  ? rcu_softirq_qs+0x20/0x20
[  353.471467]  ? trace_hardirqs_off_caller+0x310/0x310
[  353.476577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.482118]  ? check_preemption_disabled+0x48/0x280
[  353.487145]  handle_mm_fault+0x54f/0xc70
[  353.491208]  ? __handle_mm_fault+0x5be0/0x5be0
[  353.495796]  ? find_vma+0x34/0x190
[  353.499342]  __do_page_fault+0x5e8/0xe60
[  353.503400]  ? trace_hardirqs_off+0xb8/0x310
[  353.507818]  do_page_fault+0xf2/0x7e0
[  353.511618]  ? vmalloc_sync_all+0x30/0x30
[  353.515767]  ? error_entry+0x70/0xd0
[  353.519485]  ? trace_hardirqs_off_caller+0xbb/0x310
[  353.524500]  ? trace_hardirqs_on_caller+0xc0/0x310
[  353.529427]  ? syscall_return_slowpath+0x5e0/0x5e0
[  353.534362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.539205]  ? trace_hardirqs_on_caller+0x310/0x310
[  353.544221]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  353.549671]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  353.554687]  ? prepare_exit_to_usermode+0x291/0x3b0
[  353.559704]  ? page_fault+0x8/0x30
[  353.563246]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.568089]  ? page_fault+0x8/0x30
[  353.571633]  page_fault+0x1e/0x30
[  353.575087] RIP: 0033:0x7fc801b82dd3
[  353.578829] Code: Bad RIP value.
[  353.582192] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  353.587553] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  353.594822] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  353.602086] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  353.609351] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  353.616619] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  353.623907] warn_alloc_show_mem: 1 callbacks suppressed
[  353.623920] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  353.623922] Mem-Info:
[  353.623962] active_anon:48903 inactive_anon:193 isolated_anon:0
[  353.623962]  active_file:14 inactive_file:14 isolated_file:0
[  353.623962]  unevictable:0 dirty:0 writeback:0 unstable:0
[  353.623962]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  353.623962]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  353.623962]  free:13784 free_pcp:349 free_cma:0
[  353.629306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.636598] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  353.638994] Call Trace:
[  353.671871] 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
[  353.681215]  <IRQ>
[  353.708696] lowmem_reserve[]: 0 2818 6321 6321
[  353.711279]  dump_stack+0x244/0x39d
[  353.737358] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  353.739509]  ? dump_stack_print_info.cold.1+0x20/0x20
[  353.744060] lowmem_reserve[]: 0 0 3503 3503
[  353.747690]  warn_alloc.cold.116+0xb7/0x1bd
[  353.774986] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  353.780169]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  353.784481] lowmem_reserve[]: 0 0 0 0
[  353.788796]  ? lock_downgrade+0x900/0x900
[  353.817828] 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
[  353.822672]  ? trace_hardirqs_off+0xb8/0x310
[  353.826444] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  353.830582]  ? trace_hardirqs_off+0xb8/0x310
[  353.844101] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  353.848507]  __alloc_pages_slowpath+0x26e8/0x2e10
[  353.863828] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  353.868249]  ? warn_alloc+0x120/0x120
[  353.883560] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  353.888395]  ? print_usage_bug+0xc0/0xc0
[  353.897205] 272 total pagecache pages
[  353.901001]  ? warn_alloc+0x120/0x120
[  353.909559] 0 pages in swap cache
[  353.913605]  ? warn_alloc+0x120/0x120
[  353.917382] Swap cache stats: add 0, delete 0, find 0/0
[  353.921170]  ? print_usage_bug+0xc0/0xc0
[  353.924597] Free swap  = 0kB
[  353.928393]  ? print_usage_bug+0xc0/0xc0
[  353.933729] Total swap = 0kB
[  353.937784]  ? __lock_acquire+0x62f/0x4c20
[  353.940780] 1965979 pages RAM
[  353.944838]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.947832] 0 pages HighMem/MovableOnly
[  353.952062]  ? should_fail+0x22d/0xd01
[  353.955142] 342853 pages reserved
[  353.960673]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.964623] 0 pages cma reserved
[  353.968501]  ? __lock_acquire+0x62f/0x4c20
[  353.972348] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  353.977039]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.980387] init cpuset=/ mems_allowed=0
[  353.984618]  ? __lock_acquire+0x62f/0x4c20
[  354.007647]  ? should_fail+0x22d/0xd01
[  354.011536]  ? find_held_lock+0x36/0x1c0
[  354.015609]  ? mark_held_locks+0x130/0x130
[  354.019851]  ? mark_held_locks+0x130/0x130
[  354.024085]  ? zap_class+0x640/0x640
[  354.027797]  ? zap_class+0x640/0x640
[  354.031515]  ? print_usage_bug+0xc0/0xc0
[  354.035578]  ? do_raw_spin_unlock+0xa7/0x330
[  354.039986]  ? zap_class+0x640/0x640
[  354.043700]  ? print_usage_bug+0xc0/0xc0
[  354.047761]  ? wq_watchdog_touch+0x9c/0xfe
[  354.052000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.057539]  ? check_preemption_disabled+0x48/0x280
[  354.062564]  ? __lock_is_held+0xb5/0x140
[  354.066631]  __alloc_pages_nodemask+0xa80/0xde0
[  354.071299]  ? zap_class+0x640/0x640
[  354.075022]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  354.080053]  ? find_held_lock+0x36/0x1c0
[  354.084124]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.088798]  ? lock_downgrade+0x900/0x900
[  354.092966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.099004]  cache_grow_begin+0xa5/0x8c0
[  354.103066]  ? do_raw_spin_unlock+0xa7/0x330
[  354.107482]  fallback_alloc+0x204/0x2e0
[  354.111464]  ____cache_alloc_node+0x1c7/0x1e0
[  354.115976]  kmem_cache_alloc_node+0xe3/0x730
[  354.120471]  ? ipv6_get_ifaddr+0x42e/0x620
[  354.124720]  __alloc_skb+0x119/0x770
[  354.128432]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.133715]  ? netdev_alloc_frag+0x1f0/0x1f0
[  354.138122]  ? lock_downgrade+0x900/0x900
[  354.142277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.147818]  ? refcount_sub_and_test_checked+0x203/0x310
[  354.153272]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  354.158726]  ? addrconf_rs_timer+0x690/0x690
[  354.163147]  ndisc_alloc_skb+0x144/0x340
[  354.167212]  ndisc_send_rs+0x331/0x6e0
[  354.171108]  addrconf_rs_timer+0x314/0x690
[  354.175348]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.179592]  call_timer_fn+0x272/0x920
[  354.183480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.187717]  ? process_timeout+0x40/0x40
[  354.191789]  ? __run_timers+0x7da/0xc70
[  354.195763]  ? _raw_spin_unlock_irq+0x27/0x80
[  354.200255]  ? _raw_spin_unlock_irq+0x27/0x80
[  354.204746]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.208981]  ? lockdep_hardirqs_on+0x296/0x5b0
[  354.213564]  ? trace_hardirqs_on+0xbd/0x310
[  354.217885]  ? kasan_check_read+0x11/0x20
[  354.222034]  ? __run_timers+0x7da/0xc70
[  354.226011]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.231118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.235359]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.239591]  __run_timers+0x7e5/0xc70
[  354.243406]  ? timer_fixup_init+0x70/0x70
[  354.247559]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  354.252578]  ? zap_class+0x640/0x640
[  354.256294]  ? enqueue_hrtimer+0x1a5/0x560
[  354.260528]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  354.265728]  ? find_held_lock+0x36/0x1c0
[  354.269794]  ? zap_class+0x640/0x640
[  354.273516]  ? pvclock_read_flags+0x160/0x160
[  354.278013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.283551]  ? check_preemption_disabled+0x48/0x280
[  354.288575]  ? __lock_is_held+0xb5/0x140
[  354.292638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.298177]  ? check_preemption_disabled+0x48/0x280
[  354.303198]  run_timer_softirq+0x52/0xb0
[  354.307260]  ? rcu_read_lock_sched_held+0x14f/0x180
[  354.312281]  __do_softirq+0x308/0xb7e
[  354.316084]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  354.320577]  ? lock_downgrade+0x900/0x900
[  354.324732]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  354.329844]  ? pvclock_read_flags+0x160/0x160
[  354.334346]  ? lapic_next_event+0x5a/0x90
[  354.338495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.344042]  ? kvm_clock_read+0x18/0x30
[  354.348015]  ? kvm_sched_clock_read+0x9/0x20
[  354.352430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.357974]  ? check_preemption_disabled+0x48/0x280
[  354.363002]  irq_exit+0x17f/0x1c0
[  354.366455]  smp_apic_timer_interrupt+0x1cb/0x760
[  354.371297]  ? smp_call_function_single_interrupt+0x159/0x650
[  354.377187]  ? smp_call_function_single_interrupt+0x650/0x650
[  354.383071]  ? interrupt_entry+0xb5/0xc0
[  354.387136]  ? trace_hardirqs_off_caller+0xbb/0x310
[  354.392151]  ? trace_hardirqs_off_caller+0xbb/0x310
[  354.397170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.402016]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.407032]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.412048]  ? task_prio+0x50/0x50
[  354.415592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.421134]  ? check_preemption_disabled+0x48/0x280
[  354.426158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.431012]  apic_timer_interrupt+0xf/0x20
[  354.435238]  </IRQ>
[  354.437483] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  354.442416] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  354.461312] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  354.469020] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  354.476285] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  354.483570] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  354.490832] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  354.498102] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  354.505412]  skb_clone+0x1bb/0x500
[  354.509009]  ? skb_split+0x11e0/0x11e0
[  354.512897]  ? check_preemption_disabled+0x48/0x280
[  354.517926]  ? __this_cpu_preempt_check+0x1c/0x20
[  354.522781]  ? __bpf_redirect+0x54b/0xb20
[  354.526950]  bpf_clone_redirect+0xb9/0x490
[  354.531196]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  354.536216]  ? __sched_text_start+0x8/0x8
[  354.540368]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  354.545126]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  354.549709]  ? retint_kernel+0x2d/0x2d
[  354.553603]  ? find_held_lock+0x36/0x1c0
[  354.557677]  ? lock_acquire+0x1ed/0x520
[  354.561654]  ? bpf_test_run+0x3cb/0x780
[  354.565633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.571170]  ? check_preemption_disabled+0x48/0x280
[  354.576195]  ? kasan_check_read+0x11/0x20
[  354.580341]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  354.585619]  ? rcu_softirq_qs+0x20/0x20
[  354.589595]  ? preempt_schedule+0x4d/0x60
[  354.593744]  ? ___preempt_schedule+0x16/0x18
[  354.598163]  ? bpf_test_run+0x25d/0x780
[  354.602149]  ? netlink_diag_dump+0x2a0/0x2a0
[  354.606560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.612096]  ? bpf_test_init.isra.10+0x70/0x100
[  354.616771]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  354.621537]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  354.626378]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  354.631921]  ? fput+0x130/0x1a0
[  354.635220]  ? __bpf_prog_get+0x9b/0x290
[  354.639283]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  354.644123]  ? bpf_prog_test_run+0x130/0x1a0
[  354.648535]  ? __x64_sys_bpf+0x3d8/0x520
[  354.652597]  ? bpf_prog_get+0x20/0x20
[  354.656420]  ? do_syscall_64+0x1b9/0x820
[  354.660481]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  354.665845]  ? syscall_return_slowpath+0x5e0/0x5e0
[  354.670773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.675621]  ? trace_hardirqs_on_caller+0x310/0x310
[  354.680636]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  354.685657]  ? prepare_exit_to_usermode+0x291/0x3b0
[  354.690678]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  354.695527]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  354.700908] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  354.700996] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  354.707066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  354.707071] Call Trace:
[  354.707078]  <IRQ>
[  354.707096]  dump_stack+0x244/0x39d
[  354.707117]  ? dump_stack_print_info.cold.1+0x20/0x20
[  354.713641] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  354.723421]  warn_alloc.cold.116+0xb7/0x1bd
[  354.725978] syz-executor3 cpuset=syz3 mems_allowed=0
[  354.728125]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  354.761586]  ? lock_downgrade+0x900/0x900
[  354.765741]  ? trace_hardirqs_off+0xb8/0x310
[  354.770160]  ? trace_hardirqs_off+0xb8/0x310
[  354.774577]  __alloc_pages_slowpath+0x26e8/0x2e10
[  354.779470]  ? warn_alloc+0x120/0x120
[  354.783277]  ? warn_alloc+0x120/0x120
[  354.787084]  ? warn_alloc+0x120/0x120
[  354.790886]  ? print_usage_bug+0xc0/0xc0
[  354.794957]  ? print_usage_bug+0xc0/0xc0
[  354.799024]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  354.804225]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.809766]  ? should_fail+0x22d/0xd01
[  354.813656]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.818757]  ? __lock_acquire+0x62f/0x4c20
[  354.823000]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.828102]  ? __lock_acquire+0x62f/0x4c20
[  354.832339]  ? should_fail+0x22d/0xd01
[  354.836237]  ? mark_held_locks+0x130/0x130
[  354.840480]  ? mark_held_locks+0x130/0x130
[  354.844713]  ? zap_class+0x640/0x640
[  354.848436]  ? zap_class+0x640/0x640
[  354.852160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.857698]  ? check_preemption_disabled+0x48/0x280
[  354.862724]  ? __lock_is_held+0xb5/0x140
[  354.866791]  __alloc_pages_nodemask+0xa80/0xde0
[  354.871465]  ? zap_class+0x640/0x640
[  354.875184]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  354.880211]  ? find_held_lock+0x36/0x1c0
[  354.884282]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.888961]  ? lock_downgrade+0x900/0x900
[  354.893118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.898659]  cache_grow_begin+0xa5/0x8c0
[  354.902718]  ? do_raw_spin_unlock+0xa7/0x330
[  354.907133]  fallback_alloc+0x204/0x2e0
[  354.911115]  ____cache_alloc_node+0x1c7/0x1e0
[  354.915617]  __kmalloc+0x213/0x760
[  354.919161]  ? __neigh_create+0x30b/0x2130
[  354.923397]  __neigh_create+0x30b/0x2130
[  354.927476]  ? __local_bh_enable_ip+0x160/0x260
[  354.932141]  ? __local_bh_enable_ip+0x160/0x260
[  354.936823]  ? mark_held_locks+0x130/0x130
[  354.941057]  ? __local_bh_enable_ip+0x160/0x260
[  354.945730]  ? neigh_hash_alloc+0x1e0/0x1e0
[  354.950053]  ? zap_class+0x640/0x640
[  354.953768]  ? trace_hardirqs_on+0xbd/0x310
[  354.958090]  ? mark_held_locks+0xc7/0x130
[  354.962236]  ? ip6t_do_table+0xd9e/0x1d30
[  354.966385]  ? trace_hardirqs_off_caller+0x310/0x310
[  354.971485]  ? __local_bh_enable_ip+0x160/0x260
[  354.976158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.981701]  ? lock_acquire+0x1ed/0x520
[  354.985680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.991221]  ? check_preemption_disabled+0x48/0x280
[  354.996250]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  355.001790]  ? rcu_pm_notify+0xc0/0xc0
[  355.005678]  ? zap_class+0x640/0x640
[  355.009389]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  355.014589]  ip6_finish_output2+0xa59/0x27a0
[  355.019010]  ? ip6_copy_metadata+0xe30/0xe30
[  355.023422]  ? ip6_mtu+0x39c/0x520
[  355.026968]  ? lock_downgrade+0x900/0x900
[  355.031117]  ? check_preemption_disabled+0x48/0x280
[  355.036133]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  355.041064]  ? kasan_check_read+0x11/0x20
[  355.045213]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.050492]  ? rcu_softirq_qs+0x20/0x20
[  355.054484]  ? ip6_mtu+0x160/0x520
[  355.058030]  ? find_match+0x10a0/0x10a0
[  355.062008]  ? kasan_check_read+0x11/0x20
[  355.066153]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.071433]  ip6_finish_output+0x58c/0xc60
[  355.075672]  ? ip6_finish_output+0x58c/0xc60
[  355.080085]  ip6_output+0x232/0x9d0
[  355.083730]  ? ip6_finish_output+0xc60/0xc60
[  355.088143]  ? ip6_fragment+0x38e0/0x38e0
[  355.092290]  ? __lock_is_held+0xb5/0x140
[  355.096363]  ndisc_send_skb+0x1005/0x1570
[  355.100519]  ? nf_hook.constprop.33+0x860/0x860
[  355.105190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.110726]  ? refcount_sub_and_test_checked+0x203/0x310
[  355.116180]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  355.121650]  ndisc_send_rs+0x134/0x6e0
[  355.125544]  addrconf_rs_timer+0x314/0x690
[  355.129782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.134027]  call_timer_fn+0x272/0x920
[  355.137914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.142153]  ? process_timeout+0x40/0x40
[  355.146229]  ? mark_held_locks+0xc7/0x130
[  355.150381]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.154881]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.159377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.163617]  ? lockdep_hardirqs_on+0x296/0x5b0
[  355.168204]  ? trace_hardirqs_on+0xbd/0x310
[  355.172526]  ? kasan_check_read+0x11/0x20
[  355.176675]  ? __run_timers+0x7da/0xc70
[  355.180648]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.185762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.189995]  __run_timers+0x7e5/0xc70
[  355.193805]  ? timer_fixup_init+0x70/0x70
[  355.197958]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  355.202977]  ? zap_class+0x640/0x640
[  355.206696]  ? print_usage_bug+0xc0/0xc0
[  355.210760]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  355.215966]  ? find_held_lock+0x36/0x1c0
[  355.220034]  ? zap_class+0x640/0x640
[  355.223753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.229768]  ? check_preemption_disabled+0x48/0x280
[  355.234794]  ? __lock_is_held+0xb5/0x140
[  355.238859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.244396]  ? check_preemption_disabled+0x48/0x280
[  355.249416]  run_timer_softirq+0x52/0xb0
[  355.253486]  ? rcu_read_lock_sched_held+0x14f/0x180
[  355.258503]  __do_softirq+0x308/0xb7e
[  355.262312]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  355.266804]  ? lock_downgrade+0x900/0x900
[  355.270966]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  355.276080]  ? pvclock_read_flags+0x160/0x160
[  355.280577]  ? lapic_next_event+0x5a/0x90
[  355.284728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.290271]  ? kvm_clock_read+0x18/0x30
[  355.294246]  ? kvm_sched_clock_read+0x9/0x20
[  355.298657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.304197]  ? check_preemption_disabled+0x48/0x280
[  355.309225]  irq_exit+0x17f/0x1c0
[  355.312681]  smp_apic_timer_interrupt+0x1cb/0x760
[  355.317525]  ? smp_call_function_single_interrupt+0x650/0x650
[  355.323411]  ? interrupt_entry+0xb5/0xc0
[  355.327476]  ? trace_hardirqs_off_caller+0xbb/0x310
[  355.332490]  ? trace_hardirqs_off_caller+0xbb/0x310
[  355.337510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.342355]  ? trace_hardirqs_on_caller+0x310/0x310
[  355.347368]  ? trace_hardirqs_on_caller+0x310/0x310
[  355.352382]  ? task_prio+0x50/0x50
[  355.355924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.361473]  ? check_preemption_disabled+0x48/0x280
[  355.366500]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.371357]  apic_timer_interrupt+0xf/0x20
[  355.375586]  </IRQ>
[  355.377827] RIP: 0010:dump_stack+0x358/0x39d
[  355.382239] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  355.401147] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  355.408855] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  355.416119] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  355.423384] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  355.430652] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  355.437918] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  355.445216]  ? dump_stack+0x34f/0x39d
[  355.449032]  ? dump_stack_print_info.cold.1+0x20/0x20
[  355.454230]  ? mark_held_locks+0x130/0x130
[  355.458468]  ? mark_held_locks+0x130/0x130
[  355.462713]  dump_header+0x27b/0xf72
[  355.466446]  ? pagefault_out_of_memory+0x197/0x197
[  355.471390]  ? __lock_acquire+0x62f/0x4c20
[  355.475632]  ? percpu_ref_get_many+0x240/0x240
[  355.480223]  ? print_usage_bug+0xc0/0xc0
[  355.484300]  ? zap_class+0x640/0x640
[  355.488019]  ? print_usage_bug+0xc0/0xc0
[  355.492080]  ? print_usage_bug+0xc0/0xc0
[  355.496148]  ? zap_class+0x640/0x640
[  355.499871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.505410]  ? find_held_lock+0x36/0x1c0
[  355.509487]  ? mark_held_locks+0xc7/0x130
[  355.513635]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  355.518738]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  355.523843]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  355.528431]  ? trace_hardirqs_on+0xbd/0x310
[  355.532759]  ? kasan_check_read+0x11/0x20
[  355.536911]  ? ___ratelimit+0x3b4/0x672
[  355.540899]  ? trace_hardirqs_off_caller+0x310/0x310
[  355.546014]  ? trace_hardirqs_on+0x310/0x310
[  355.550426]  ? lock_downgrade+0x900/0x900
[  355.554587]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  355.559691]  ? ___ratelimit+0x3b9/0x672
[  355.563678]  ? idr_get_free+0xf70/0xf70
[  355.567651]  ? find_held_lock+0x36/0x1c0
[  355.571721]  oom_kill_process.cold.27+0x10/0x903
[  355.576482]  ? zap_class+0x640/0x640
[  355.580196]  ? check_preemption_disabled+0x48/0x280
[  355.585218]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  355.590159]  ? kasan_check_read+0x11/0x20
[  355.594311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.599592]  ? oom_evaluate_task+0x540/0x540
[  355.604008]  ? find_held_lock+0x36/0x1c0
[  355.608079]  ? out_of_memory+0x974/0x1430
[  355.612228]  ? lock_downgrade+0x900/0x900
[  355.616375]  ? check_preemption_disabled+0x48/0x280
[  355.621396]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  355.626328]  ? kasan_check_read+0x11/0x20
[  355.630475]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.635752]  ? rcu_softirq_qs+0x20/0x20
[  355.639731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.645265]  ? oom_evaluate_task+0x302/0x540
[  355.649677]  out_of_memory+0xa84/0x1430
[  355.653664]  ? oom_killer_disable+0x3a0/0x3a0
[  355.658163]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  355.663098]  ? __ww_mutex_check_waiters+0x160/0x160
[  355.668130]  __alloc_pages_slowpath+0x2354/0x2e10
[  355.673024]  ? warn_alloc+0x120/0x120
[  355.676824]  ? mark_held_locks+0x130/0x130
[  355.681065]  ? find_get_entry+0xaae/0x1120
[  355.685314]  ? filemap_map_pages+0x1a20/0x1a20
[  355.689901]  ? zap_class+0x640/0x640
[  355.693627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.699169]  ? check_preemption_disabled+0x48/0x280
[  355.704185]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.709722]  ? should_fail+0x22d/0xd01
[  355.713615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.718721]  ? zap_class+0x640/0x640
[  355.722463]  ? __lock_is_held+0xb5/0x140
[  355.726549]  ? mark_held_locks+0x130/0x130
[  355.730793]  ? lock_release+0xa00/0xa00
[  355.734766]  ? perf_trace_sched_process_exec+0x860/0x860
[  355.740221]  ? xa_load+0x2ba/0x460
[  355.743763]  ? lock_downgrade+0x900/0x900
[  355.747920]  ? __might_sleep+0x95/0x190
[  355.751912]  __alloc_pages_nodemask+0xa80/0xde0
[  355.756598]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  355.761615]  ? __page_cache_alloc+0x191/0x5c0
[  355.766108]  ? xa_load+0x2e1/0x460
[  355.769657]  ? xa_clear_mark+0x40/0x40
[  355.773547]  ? zap_class+0x640/0x640
[  355.777267]  ? zap_class+0x640/0x640
[  355.780982]  ? zap_class+0x640/0x640
[  355.784696]  ? __do_page_cache_readahead+0x663/0x810
[  355.789807]  ? find_held_lock+0x36/0x1c0
[  355.793873]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  355.799416]  alloc_pages_current+0x173/0x350
[  355.803836]  __page_cache_alloc+0x38c/0x5c0
[  355.808156]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  355.813089]  ? kasan_check_read+0x11/0x20
[  355.817238]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.822516]  ? generic_perform_write+0x6a0/0x6a0
[  355.827274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.832815]  ? check_preemption_disabled+0x48/0x280
[  355.837842]  filemap_fault+0x1595/0x25f0
[  355.841920]  ? __lock_page_or_retry+0xa00/0xa00
[  355.846600]  ? mark_held_locks+0x130/0x130
[  355.850845]  ? filemap_map_pages+0xd6b/0x1a20
[  355.855347]  ? lock_downgrade+0x900/0x900
[  355.859495]  ? check_preemption_disabled+0x48/0x280
[  355.864519]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  355.869452]  ? kasan_check_read+0x11/0x20
[  355.873599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  355.878879]  ? rcu_softirq_qs+0x20/0x20
[  355.882865]  ? filemap_map_pages+0xd92/0x1a20
[  355.887362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.892912]  ? find_get_entries_tag+0x1400/0x1400
[  355.897769]  ? __lock_acquire+0x62f/0x4c20
[  355.902016]  ? lock_acquire+0x1ed/0x520
[  355.905990]  ? ext4_filemap_fault+0x7a/0xad
[  355.910319]  ? lock_release+0xa00/0xa00
[  355.914289]  ? perf_trace_sched_process_exec+0x860/0x860
[  355.919744]  ? print_usage_bug+0xc0/0xc0
[  355.923809]  ? print_usage_bug+0xc0/0xc0
[  355.927881]  ? down_read+0x8d/0x120
[  355.931506]  ? ext4_filemap_fault+0x7a/0xad
[  355.935829]  ? __down_interruptible+0x700/0x700
[  355.940511]  ext4_filemap_fault+0x82/0xad
[  355.944662]  __do_fault+0x100/0x6b0
[  355.948297]  ? pmd_devmap_trans_unstable+0x220/0x220
[  355.953407]  ? mark_held_locks+0x130/0x130
[  355.957650]  ? mark_held_locks+0x130/0x130
[  355.961884]  ? find_held_lock+0x36/0x1c0
[  355.965959]  ? find_held_lock+0x36/0x1c0
[  355.970035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.975583]  __handle_mm_fault+0x3ea0/0x5be0
[  355.979990]  ? poll_select_copy_remaining+0x18c/0x6a0
[  355.985187]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  355.990036]  ? __might_fault+0x12b/0x1e0
[  355.994097]  ? lock_downgrade+0x900/0x900
[  355.998254]  ? zap_class+0x640/0x640
[  356.001968]  ? zap_class+0x640/0x640
[  356.005686]  ? find_held_lock+0x36/0x1c0
[  356.009754]  ? handle_mm_fault+0x42a/0xc70
[  356.013990]  ? lock_downgrade+0x900/0x900
[  356.018140]  ? check_preemption_disabled+0x48/0x280
[  356.023160]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  356.028089]  ? kasan_check_read+0x11/0x20
[  356.032235]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.037515]  ? rcu_softirq_qs+0x20/0x20
[  356.041489]  ? trace_hardirqs_off_caller+0x310/0x310
[  356.046593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.052134]  ? check_preemption_disabled+0x48/0x280
[  356.057161]  handle_mm_fault+0x54f/0xc70
[  356.061227]  ? __handle_mm_fault+0x5be0/0x5be0
[  356.065817]  ? find_vma+0x34/0x190
[  356.069361]  __do_page_fault+0x5e8/0xe60
[  356.073419]  ? trace_hardirqs_off+0xb8/0x310
[  356.077846]  do_page_fault+0xf2/0x7e0
[  356.081648]  ? vmalloc_sync_all+0x30/0x30
[  356.085797]  ? error_entry+0x70/0xd0
[  356.089515]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.094528]  ? trace_hardirqs_on_caller+0xc0/0x310
[  356.099591]  ? syscall_return_slowpath+0x5e0/0x5e0
[  356.104523]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.109371]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.114388]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  356.119838]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  356.124855]  ? prepare_exit_to_usermode+0x291/0x3b0
[  356.129877]  ? page_fault+0x8/0x30
[  356.133419]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.138270]  ? page_fault+0x8/0x30
[  356.141809]  page_fault+0x1e/0x30
[  356.145259] RIP: 0033:0x7fc801b82dd3
[  356.148983] Code: Bad RIP value.
[  356.152344] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  356.157702] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  356.164967] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  356.172234] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  356.179503] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  356.186767] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  356.194057] warn_alloc_show_mem: 1 callbacks suppressed
[  356.194070] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  356.194072] Mem-Info:
[  356.194104] active_anon:48903 inactive_anon:193 isolated_anon:0
[  356.194104]  active_file:14 inactive_file:14 isolated_file:0
[  356.194104]  unevictable:0 dirty:0 writeback:0 unstable:0
[  356.194104]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  356.194104]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  356.194104]  free:13784 free_pcp:349 free_cma:0
[  356.199441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  356.206721] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  356.209117] Call Trace:
[  356.241985] 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
[  356.251332]  <IRQ>
[  356.278807] lowmem_reserve[]: 0 2818 6321 6321
[  356.281403]  dump_stack+0x244/0x39d
[  356.307484] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  356.309637]  ? dump_stack_print_info.cold.1+0x20/0x20
[  356.314186] lowmem_reserve[]: 0 0 3503 3503
[  356.317818]  warn_alloc.cold.116+0xb7/0x1bd
[  356.345111] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  356.350295]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  356.354591] lowmem_reserve[]: 0 0 0 0
[  356.358912]  ? lock_downgrade+0x900/0x900
[  356.387955] 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
[  356.392800]  ? trace_hardirqs_off+0xb8/0x310
[  356.396565] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  356.400708]  ? trace_hardirqs_off+0xb8/0x310
[  356.414207] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  356.418633]  __alloc_pages_slowpath+0x26e8/0x2e10
[  356.434229] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  356.438653]  ? warn_alloc+0x120/0x120
[  356.453864] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  356.458699]  ? print_usage_bug+0xc0/0xc0
[  356.467510] 272 total pagecache pages
[  356.471304]  ? warn_alloc+0x120/0x120
[  356.479866] 0 pages in swap cache
[  356.483910]  ? warn_alloc+0x120/0x120
[  356.487690] Swap cache stats: add 0, delete 0, find 0/0
[  356.491477]  ? print_usage_bug+0xc0/0xc0
[  356.494904] Free swap  = 0kB
[  356.498701]  ? print_usage_bug+0xc0/0xc0
[  356.504041] Total swap = 0kB
[  356.508093]  ? __lock_acquire+0x62f/0x4c20
[  356.511086] 1965979 pages RAM
[  356.515142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.518131] 0 pages HighMem/MovableOnly
[  356.522363]  ? should_fail+0x22d/0xd01
[  356.525446] 342853 pages reserved
[  356.530974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.534921] 0 pages cma reserved
[  356.538813]  ? __lock_acquire+0x62f/0x4c20
[  356.542542] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  356.547332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.550672] init cpuset=/ mems_allowed=0
[  356.554899]  ? __lock_acquire+0x62f/0x4c20
[  356.577954]  ? should_fail+0x22d/0xd01
[  356.581849]  ? find_held_lock+0x36/0x1c0
[  356.585921]  ? mark_held_locks+0x130/0x130
[  356.590181]  ? mark_held_locks+0x130/0x130
[  356.594415]  ? zap_class+0x640/0x640
[  356.598127]  ? zap_class+0x640/0x640
[  356.601842]  ? print_usage_bug+0xc0/0xc0
[  356.605902]  ? do_raw_spin_unlock+0xa7/0x330
[  356.610324]  ? zap_class+0x640/0x640
[  356.614037]  ? print_usage_bug+0xc0/0xc0
[  356.618097]  ? wq_watchdog_touch+0x9c/0xfe
[  356.622339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.627881]  ? check_preemption_disabled+0x48/0x280
[  356.632906]  ? __lock_is_held+0xb5/0x140
[  356.636987]  __alloc_pages_nodemask+0xa80/0xde0
[  356.641673]  ? zap_class+0x640/0x640
[  356.645391]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  356.650417]  ? find_held_lock+0x36/0x1c0
[  356.654490]  ? ____cache_alloc_node+0x1c7/0x1e0
[  356.659160]  ? lock_downgrade+0x900/0x900
[  356.663318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.668860]  cache_grow_begin+0xa5/0x8c0
[  356.672921]  ? do_raw_spin_unlock+0xa7/0x330
[  356.677351]  fallback_alloc+0x204/0x2e0
[  356.681334]  ____cache_alloc_node+0x1c7/0x1e0
[  356.685839]  kmem_cache_alloc_node+0xe3/0x730
[  356.690338]  ? ipv6_get_ifaddr+0x42e/0x620
[  356.694584]  __alloc_skb+0x119/0x770
[  356.698295]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  356.703574]  ? netdev_alloc_frag+0x1f0/0x1f0
[  356.707982]  ? lock_downgrade+0x900/0x900
[  356.712139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.717679]  ? refcount_sub_and_test_checked+0x203/0x310
[  356.723133]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  356.728586]  ? addrconf_rs_timer+0x690/0x690
[  356.733008]  ndisc_alloc_skb+0x144/0x340
[  356.737076]  ndisc_send_rs+0x331/0x6e0
[  356.740980]  addrconf_rs_timer+0x314/0x690
[  356.745220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.749467]  call_timer_fn+0x272/0x920
[  356.753359]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.757596]  ? process_timeout+0x40/0x40
[  356.761664]  ? __run_timers+0x7da/0xc70
[  356.765645]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.770138]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.774633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.778868]  ? lockdep_hardirqs_on+0x296/0x5b0
[  356.783451]  ? trace_hardirqs_on+0xbd/0x310
[  356.787776]  ? kasan_check_read+0x11/0x20
[  356.791923]  ? __run_timers+0x7da/0xc70
[  356.795915]  ? trace_hardirqs_off_caller+0x310/0x310
[  356.801043]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.805287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.809519]  __run_timers+0x7e5/0xc70
[  356.813334]  ? timer_fixup_init+0x70/0x70
[  356.817485]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  356.822503]  ? zap_class+0x640/0x640
[  356.826221]  ? enqueue_hrtimer+0x1a5/0x560
[  356.830459]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  356.835660]  ? find_held_lock+0x36/0x1c0
[  356.839729]  ? zap_class+0x640/0x640
[  356.843444]  ? pvclock_read_flags+0x160/0x160
[  356.847973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.853516]  ? check_preemption_disabled+0x48/0x280
[  356.858540]  ? __lock_is_held+0xb5/0x140
[  356.862600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.868141]  ? check_preemption_disabled+0x48/0x280
[  356.873160]  run_timer_softirq+0x52/0xb0
[  356.877224]  ? rcu_read_lock_sched_held+0x14f/0x180
[  356.882245]  __do_softirq+0x308/0xb7e
[  356.886047]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  356.890539]  ? lock_downgrade+0x900/0x900
[  356.894690]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  356.899815]  ? pvclock_read_flags+0x160/0x160
[  356.904314]  ? lapic_next_event+0x5a/0x90
[  356.908465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.914012]  ? kvm_clock_read+0x18/0x30
[  356.917989]  ? kvm_sched_clock_read+0x9/0x20
[  356.922400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.927948]  ? check_preemption_disabled+0x48/0x280
[  356.932981]  irq_exit+0x17f/0x1c0
[  356.936440]  smp_apic_timer_interrupt+0x1cb/0x760
[  356.941280]  ? smp_call_function_single_interrupt+0x159/0x650
[  356.947169]  ? smp_call_function_single_interrupt+0x650/0x650
[  356.953050]  ? interrupt_entry+0xb5/0xc0
[  356.957113]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.962126]  ? trace_hardirqs_off_caller+0xbb/0x310
[  356.967143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  356.971987]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.977001]  ? trace_hardirqs_on_caller+0x310/0x310
[  356.982022]  ? task_prio+0x50/0x50
[  356.985565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.991106]  ? check_preemption_disabled+0x48/0x280
[  356.996134]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.000989]  apic_timer_interrupt+0xf/0x20
[  357.005216]  </IRQ>
[  357.007459] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  357.012392] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  357.031301] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  357.039015] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  357.046281] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  357.053546] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  357.060815] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  357.068084] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  357.075402]  skb_clone+0x1bb/0x500
[  357.078956]  ? skb_split+0x11e0/0x11e0
[  357.082850]  ? check_preemption_disabled+0x48/0x280
[  357.087876]  ? __this_cpu_preempt_check+0x1c/0x20
[  357.092717]  ? __bpf_redirect+0x54b/0xb20
[  357.096872]  bpf_clone_redirect+0xb9/0x490
[  357.101114]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  357.106134]  ? __sched_text_start+0x8/0x8
[  357.110283]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  357.115040]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  357.119624]  ? retint_kernel+0x2d/0x2d
[  357.123514]  ? find_held_lock+0x36/0x1c0
[  357.127582]  ? lock_acquire+0x1ed/0x520
[  357.131556]  ? bpf_test_run+0x3cb/0x780
[  357.135531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.141070]  ? check_preemption_disabled+0x48/0x280
[  357.146095]  ? kasan_check_read+0x11/0x20
[  357.150245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.155521]  ? rcu_softirq_qs+0x20/0x20
[  357.159500]  ? preempt_schedule+0x4d/0x60
[  357.163650]  ? ___preempt_schedule+0x16/0x18
[  357.168073]  ? bpf_test_run+0x25d/0x780
[  357.172062]  ? netlink_diag_dump+0x2a0/0x2a0
[  357.176479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.182017]  ? bpf_test_init.isra.10+0x70/0x100
[  357.186691]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  357.191461]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  357.196306]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  357.201851]  ? fput+0x130/0x1a0
[  357.205135]  ? __bpf_prog_get+0x9b/0x290
[  357.209202]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  357.214041]  ? bpf_prog_test_run+0x130/0x1a0
[  357.218450]  ? __x64_sys_bpf+0x3d8/0x520
[  357.222509]  ? bpf_prog_get+0x20/0x20
[  357.226332]  ? do_syscall_64+0x1b9/0x820
[  357.230561]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  357.235945]  ? syscall_return_slowpath+0x5e0/0x5e0
[  357.240873]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.245716]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.250733]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  357.255771]  ? prepare_exit_to_usermode+0x291/0x3b0
[  357.260791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.265639]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  357.271026] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  357.271102] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  357.277171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.277177] Call Trace:
[  357.277183]  <IRQ>
[  357.277201]  dump_stack+0x244/0x39d
[  357.277220]  ? dump_stack_print_info.cold.1+0x20/0x20
[  357.283751] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  357.293053]  warn_alloc.cold.116+0xb7/0x1bd
[  357.295617] syz-executor3 cpuset=syz3 mems_allowed=0
[  357.297764]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.331237]  ? lock_downgrade+0x900/0x900
[  357.335392]  ? trace_hardirqs_off+0xb8/0x310
[  357.339805]  ? trace_hardirqs_off+0xb8/0x310
[  357.344226]  __alloc_pages_slowpath+0x26e8/0x2e10
[  357.349097]  ? warn_alloc+0x120/0x120
[  357.352905]  ? warn_alloc+0x120/0x120
[  357.356723]  ? warn_alloc+0x120/0x120
[  357.360526]  ? print_usage_bug+0xc0/0xc0
[  357.364592]  ? print_usage_bug+0xc0/0xc0
[  357.368656]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  357.373854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.379479]  ? should_fail+0x22d/0xd01
[  357.383371]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.388477]  ? __lock_acquire+0x62f/0x4c20
[  357.392718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.397821]  ? __lock_acquire+0x62f/0x4c20
[  357.402056]  ? should_fail+0x22d/0xd01
[  357.405964]  ? mark_held_locks+0x130/0x130
[  357.410205]  ? mark_held_locks+0x130/0x130
[  357.414438]  ? zap_class+0x640/0x640
[  357.418170]  ? zap_class+0x640/0x640
[  357.421890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.427431]  ? check_preemption_disabled+0x48/0x280
[  357.432470]  ? __lock_is_held+0xb5/0x140
[  357.436542]  __alloc_pages_nodemask+0xa80/0xde0
[  357.441211]  ? zap_class+0x640/0x640
[  357.444940]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  357.449975]  ? find_held_lock+0x36/0x1c0
[  357.454048]  ? ____cache_alloc_node+0x1c7/0x1e0
[  357.458724]  ? lock_downgrade+0x900/0x900
[  357.462879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.468419]  cache_grow_begin+0xa5/0x8c0
[  357.472484]  ? do_raw_spin_unlock+0xa7/0x330
[  357.476900]  fallback_alloc+0x204/0x2e0
[  357.480887]  ____cache_alloc_node+0x1c7/0x1e0
[  357.485386]  __kmalloc+0x213/0x760
[  357.488940]  ? __neigh_create+0x30b/0x2130
[  357.493182]  __neigh_create+0x30b/0x2130
[  357.497242]  ? __local_bh_enable_ip+0x160/0x260
[  357.501911]  ? __local_bh_enable_ip+0x160/0x260
[  357.506605]  ? mark_held_locks+0x130/0x130
[  357.510837]  ? __local_bh_enable_ip+0x160/0x260
[  357.515509]  ? neigh_hash_alloc+0x1e0/0x1e0
[  357.519826]  ? zap_class+0x640/0x640
[  357.523539]  ? trace_hardirqs_on+0xbd/0x310
[  357.527859]  ? mark_held_locks+0xc7/0x130
[  357.532010]  ? ip6t_do_table+0xd9e/0x1d30
[  357.536162]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.541265]  ? __local_bh_enable_ip+0x160/0x260
[  357.545946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.551495]  ? lock_acquire+0x1ed/0x520
[  357.555475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.561013]  ? check_preemption_disabled+0x48/0x280
[  357.566042]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  357.571585]  ? rcu_pm_notify+0xc0/0xc0
[  357.575479]  ? zap_class+0x640/0x640
[  357.579196]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  357.584396]  ip6_finish_output2+0xa59/0x27a0
[  357.588820]  ? ip6_copy_metadata+0xe30/0xe30
[  357.593251]  ? ip6_mtu+0x39c/0x520
[  357.596791]  ? lock_downgrade+0x900/0x900
[  357.600948]  ? check_preemption_disabled+0x48/0x280
[  357.605973]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  357.610903]  ? kasan_check_read+0x11/0x20
[  357.615059]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.620337]  ? rcu_softirq_qs+0x20/0x20
[  357.624330]  ? ip6_mtu+0x160/0x520
[  357.627875]  ? find_match+0x10a0/0x10a0
[  357.631856]  ? kasan_check_read+0x11/0x20
[  357.636005]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  357.641286]  ip6_finish_output+0x58c/0xc60
[  357.645517]  ? ip6_finish_output+0x58c/0xc60
[  357.649938]  ip6_output+0x232/0x9d0
[  357.653568]  ? ip6_finish_output+0xc60/0xc60
[  357.657979]  ? ip6_fragment+0x38e0/0x38e0
[  357.662126]  ? __lock_is_held+0xb5/0x140
[  357.666206]  ndisc_send_skb+0x1005/0x1570
[  357.670365]  ? nf_hook.constprop.33+0x860/0x860
[  357.675036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.680588]  ? refcount_sub_and_test_checked+0x203/0x310
[  357.686040]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  357.691510]  ndisc_send_rs+0x134/0x6e0
[  357.695403]  addrconf_rs_timer+0x314/0x690
[  357.699645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.703891]  call_timer_fn+0x272/0x920
[  357.707780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.712018]  ? process_timeout+0x40/0x40
[  357.716092]  ? mark_held_locks+0xc7/0x130
[  357.720243]  ? _raw_spin_unlock_irq+0x27/0x80
[  357.724749]  ? _raw_spin_unlock_irq+0x27/0x80
[  357.729272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.733516]  ? lockdep_hardirqs_on+0x296/0x5b0
[  357.738101]  ? trace_hardirqs_on+0xbd/0x310
[  357.742420]  ? kasan_check_read+0x11/0x20
[  357.746569]  ? __run_timers+0x7da/0xc70
[  357.750548]  ? trace_hardirqs_off_caller+0x310/0x310
[  357.755655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.759899]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.764139]  __run_timers+0x7e5/0xc70
[  357.767956]  ? timer_fixup_init+0x70/0x70
[  357.772111]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  357.777126]  ? zap_class+0x640/0x640
[  357.780846]  ? print_usage_bug+0xc0/0xc0
[  357.784909]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  357.790116]  ? find_held_lock+0x36/0x1c0
[  357.794180]  ? zap_class+0x640/0x640
[  357.797898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.803451]  ? check_preemption_disabled+0x48/0x280
[  357.808478]  ? __lock_is_held+0xb5/0x140
[  357.812541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.818081]  ? check_preemption_disabled+0x48/0x280
[  357.823105]  run_timer_softirq+0x52/0xb0
[  357.827170]  ? rcu_read_lock_sched_held+0x14f/0x180
[  357.832202]  __do_softirq+0x308/0xb7e
[  357.836013]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  357.840507]  ? lock_downgrade+0x900/0x900
[  357.844660]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  357.849770]  ? pvclock_read_flags+0x160/0x160
[  357.854267]  ? lapic_next_event+0x5a/0x90
[  357.858422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.863975]  ? kvm_clock_read+0x18/0x30
[  357.867956]  ? kvm_sched_clock_read+0x9/0x20
[  357.872371]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.877912]  ? check_preemption_disabled+0x48/0x280
[  357.883032]  irq_exit+0x17f/0x1c0
[  357.886489]  smp_apic_timer_interrupt+0x1cb/0x760
[  357.891332]  ? smp_call_function_single_interrupt+0x650/0x650
[  357.897216]  ? interrupt_entry+0xb5/0xc0
[  357.901279]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.906293]  ? trace_hardirqs_off_caller+0xbb/0x310
[  357.911309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.916152]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.921166]  ? trace_hardirqs_on_caller+0x310/0x310
[  357.926184]  ? task_prio+0x50/0x50
[  357.929724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.935266]  ? check_preemption_disabled+0x48/0x280
[  357.940287]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.945140]  apic_timer_interrupt+0xf/0x20
[  357.949368]  </IRQ>
[  357.951607] RIP: 0010:dump_stack+0x358/0x39d
[  357.956016] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  357.974915] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  357.982633] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  357.989901] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  357.997171] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  358.004439] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  358.011713] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  358.019002]  ? dump_stack+0x34f/0x39d
[  358.022816]  ? dump_stack_print_info.cold.1+0x20/0x20
[  358.028012]  ? mark_held_locks+0x130/0x130
[  358.032246]  ? mark_held_locks+0x130/0x130
[  358.036484]  dump_header+0x27b/0xf72
[  358.040212]  ? pagefault_out_of_memory+0x197/0x197
[  358.045155]  ? __lock_acquire+0x62f/0x4c20
[  358.049396]  ? percpu_ref_get_many+0x240/0x240
[  358.053979]  ? print_usage_bug+0xc0/0xc0
[  358.058045]  ? zap_class+0x640/0x640
[  358.061811]  ? print_usage_bug+0xc0/0xc0
[  358.065871]  ? print_usage_bug+0xc0/0xc0
[  358.069942]  ? zap_class+0x640/0x640
[  358.073664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.079206]  ? find_held_lock+0x36/0x1c0
[  358.083280]  ? mark_held_locks+0xc7/0x130
[  358.087428]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  358.092535]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  358.097762]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  358.102347]  ? trace_hardirqs_on+0xbd/0x310
[  358.106673]  ? kasan_check_read+0x11/0x20
[  358.110818]  ? ___ratelimit+0x3b4/0x672
[  358.114794]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.119897]  ? trace_hardirqs_on+0x310/0x310
[  358.124312]  ? lock_downgrade+0x900/0x900
[  358.128467]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  358.133571]  ? ___ratelimit+0x3b9/0x672
[  358.137549]  ? idr_get_free+0xf70/0xf70
[  358.141526]  ? find_held_lock+0x36/0x1c0
[  358.145645]  oom_kill_process.cold.27+0x10/0x903
[  358.150401]  ? zap_class+0x640/0x640
[  358.154115]  ? check_preemption_disabled+0x48/0x280
[  358.159133]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  358.164059]  ? kasan_check_read+0x11/0x20
[  358.168204]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.173481]  ? oom_evaluate_task+0x540/0x540
[  358.177894]  ? find_held_lock+0x36/0x1c0
[  358.181971]  ? out_of_memory+0x974/0x1430
[  358.186122]  ? lock_downgrade+0x900/0x900
[  358.190299]  ? check_preemption_disabled+0x48/0x280
[  358.195319]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  358.200247]  ? kasan_check_read+0x11/0x20
[  358.204392]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.209668]  ? rcu_softirq_qs+0x20/0x20
[  358.213651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.219190]  ? oom_evaluate_task+0x302/0x540
[  358.223618]  out_of_memory+0xa84/0x1430
[  358.227608]  ? oom_killer_disable+0x3a0/0x3a0
[  358.232104]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  358.237041]  ? __ww_mutex_check_waiters+0x160/0x160
[  358.242072]  __alloc_pages_slowpath+0x2354/0x2e10
[  358.246953]  ? warn_alloc+0x120/0x120
[  358.250761]  ? mark_held_locks+0x130/0x130
[  358.255001]  ? find_get_entry+0xaae/0x1120
[  358.259249]  ? filemap_map_pages+0x1a20/0x1a20
[  358.263836]  ? zap_class+0x640/0x640
[  358.267556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.273097]  ? check_preemption_disabled+0x48/0x280
[  358.278115]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.283652]  ? should_fail+0x22d/0xd01
[  358.287543]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.292649]  ? zap_class+0x640/0x640
[  358.296386]  ? __lock_is_held+0xb5/0x140
[  358.300462]  ? mark_held_locks+0x130/0x130
[  358.304700]  ? lock_release+0xa00/0xa00
[  358.308678]  ? perf_trace_sched_process_exec+0x860/0x860
[  358.314134]  ? xa_load+0x2ba/0x460
[  358.317674]  ? lock_downgrade+0x900/0x900
[  358.321825]  ? __might_sleep+0x95/0x190
[  358.325808]  __alloc_pages_nodemask+0xa80/0xde0
[  358.330505]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  358.335528]  ? __page_cache_alloc+0x191/0x5c0
[  358.340033]  ? xa_load+0x2e1/0x460
[  358.343577]  ? xa_clear_mark+0x40/0x40
[  358.347473]  ? zap_class+0x640/0x640
[  358.351197]  ? zap_class+0x640/0x640
[  358.354912]  ? zap_class+0x640/0x640
[  358.358638]  ? __do_page_cache_readahead+0x663/0x810
[  358.363748]  ? find_held_lock+0x36/0x1c0
[  358.367816]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  358.373360]  alloc_pages_current+0x173/0x350
[  358.377777]  __page_cache_alloc+0x38c/0x5c0
[  358.382097]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  358.387029]  ? kasan_check_read+0x11/0x20
[  358.391178]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.396465]  ? generic_perform_write+0x6a0/0x6a0
[  358.401224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.406765]  ? check_preemption_disabled+0x48/0x280
[  358.411789]  filemap_fault+0x1595/0x25f0
[  358.415867]  ? __lock_page_or_retry+0xa00/0xa00
[  358.420540]  ? mark_held_locks+0x130/0x130
[  358.424784]  ? filemap_map_pages+0xd6b/0x1a20
[  358.429280]  ? lock_downgrade+0x900/0x900
[  358.433432]  ? check_preemption_disabled+0x48/0x280
[  358.438472]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  358.443403]  ? kasan_check_read+0x11/0x20
[  358.447550]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.452827]  ? rcu_softirq_qs+0x20/0x20
[  358.456814]  ? filemap_map_pages+0xd92/0x1a20
[  358.461318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.466864]  ? find_get_entries_tag+0x1400/0x1400
[  358.471724]  ? __lock_acquire+0x62f/0x4c20
[  358.475977]  ? lock_acquire+0x1ed/0x520
[  358.479959]  ? ext4_filemap_fault+0x7a/0xad
[  358.484288]  ? lock_release+0xa00/0xa00
[  358.488260]  ? perf_trace_sched_process_exec+0x860/0x860
[  358.493709]  ? print_usage_bug+0xc0/0xc0
[  358.497774]  ? print_usage_bug+0xc0/0xc0
[  358.501850]  ? down_read+0x8d/0x120
[  358.505512]  ? ext4_filemap_fault+0x7a/0xad
[  358.509838]  ? __down_interruptible+0x700/0x700
[  358.514518]  ext4_filemap_fault+0x82/0xad
[  358.518669]  __do_fault+0x100/0x6b0
[  358.522301]  ? pmd_devmap_trans_unstable+0x220/0x220
[  358.527412]  ? mark_held_locks+0x130/0x130
[  358.531650]  ? mark_held_locks+0x130/0x130
[  358.535885]  ? find_held_lock+0x36/0x1c0
[  358.539961]  ? find_held_lock+0x36/0x1c0
[  358.544037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.549578]  __handle_mm_fault+0x3ea0/0x5be0
[  358.553985]  ? poll_select_copy_remaining+0x18c/0x6a0
[  358.559181]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  358.564030]  ? __might_fault+0x12b/0x1e0
[  358.568097]  ? lock_downgrade+0x900/0x900
[  358.572258]  ? zap_class+0x640/0x640
[  358.575969]  ? zap_class+0x640/0x640
[  358.579688]  ? find_held_lock+0x36/0x1c0
[  358.583759]  ? handle_mm_fault+0x42a/0xc70
[  358.588009]  ? lock_downgrade+0x900/0x900
[  358.592157]  ? check_preemption_disabled+0x48/0x280
[  358.597174]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  358.602102]  ? kasan_check_read+0x11/0x20
[  358.606247]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  358.611524]  ? rcu_softirq_qs+0x20/0x20
[  358.615504]  ? trace_hardirqs_off_caller+0x310/0x310
[  358.620610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.626149]  ? check_preemption_disabled+0x48/0x280
[  358.631175]  handle_mm_fault+0x54f/0xc70
[  358.635240]  ? __handle_mm_fault+0x5be0/0x5be0
[  358.639860]  ? find_vma+0x34/0x190
[  358.643408]  __do_page_fault+0x5e8/0xe60
[  358.647478]  ? trace_hardirqs_off+0xb8/0x310
[  358.651901]  do_page_fault+0xf2/0x7e0
[  358.655715]  ? vmalloc_sync_all+0x30/0x30
[  358.659865]  ? error_entry+0x70/0xd0
[  358.663594]  ? trace_hardirqs_off_caller+0xbb/0x310
[  358.668606]  ? trace_hardirqs_on_caller+0xc0/0x310
[  358.673548]  ? syscall_return_slowpath+0x5e0/0x5e0
[  358.678475]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.683321]  ? trace_hardirqs_on_caller+0x310/0x310
[  358.688340]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  358.693794]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  358.698810]  ? prepare_exit_to_usermode+0x291/0x3b0
[  358.703829]  ? page_fault+0x8/0x30
[  358.707370]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  358.712217]  ? page_fault+0x8/0x30
[  358.715757]  page_fault+0x1e/0x30
[  358.719207] RIP: 0033:0x7fc801b82dd3
[  358.722952] Code: Bad RIP value.
[  358.726315] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  358.731673] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  358.738949] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  358.746217] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  358.753486] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  358.760756] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  358.768045] warn_alloc_show_mem: 1 callbacks suppressed
[  358.768057] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  358.768059] Mem-Info:
[  358.768090] active_anon:48903 inactive_anon:193 isolated_anon:0
[  358.768090]  active_file:14 inactive_file:14 isolated_file:0
[  358.768090]  unevictable:0 dirty:0 writeback:0 unstable:0
[  358.768090]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  358.768090]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  358.768090]  free:13784 free_pcp:349 free_cma:0
[  358.773434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  358.780718] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  358.783115] Call Trace:
[  358.815995] 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
[  358.825343]  <IRQ>
[  358.852822] lowmem_reserve[]: 0 2818 6321 6321
[  358.855454]  dump_stack+0x244/0x39d
[  358.881538] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  358.883684]  ? dump_stack_print_info.cold.1+0x20/0x20
[  358.888236] lowmem_reserve[]: 0 0 3503 3503
[  358.891868]  warn_alloc.cold.116+0xb7/0x1bd
[  358.919157] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  358.924343]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  358.928639] lowmem_reserve[]: 0 0 0 0
[  358.932966]  ? lock_downgrade+0x900/0x900
[  358.962007] 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
[  358.966864]  ? trace_hardirqs_off+0xb8/0x310
[  358.970628] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  358.974798]  ? trace_hardirqs_off+0xb8/0x310
[  358.988291] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  358.992698]  __alloc_pages_slowpath+0x26e8/0x2e10
[  359.008017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  359.012436]  ? warn_alloc+0x120/0x120
[  359.027650] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  359.032486]  ? print_usage_bug+0xc0/0xc0
[  359.041297] 272 total pagecache pages
[  359.045100]  ? warn_alloc+0x120/0x120
[  359.053656] 0 pages in swap cache
[  359.057699]  ? warn_alloc+0x120/0x120
[  359.061479] Swap cache stats: add 0, delete 0, find 0/0
[  359.065273]  ? print_usage_bug+0xc0/0xc0
[  359.068710] Free swap  = 0kB
[  359.072501]  ? print_usage_bug+0xc0/0xc0
[  359.077837] Total swap = 0kB
[  359.081906]  ? __lock_acquire+0x62f/0x4c20
[  359.084904] 1965979 pages RAM
[  359.088969]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.091961] 0 pages HighMem/MovableOnly
[  359.096192]  ? should_fail+0x22d/0xd01
[  359.099271] 342853 pages reserved
[  359.104800]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.108749] 0 pages cma reserved
[  359.112630]  ? __lock_acquire+0x62f/0x4c20
[  359.116351] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  359.121150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.124493] init cpuset=/ mems_allowed=0
[  359.128721]  ? __lock_acquire+0x62f/0x4c20
[  359.151760]  ? should_fail+0x22d/0xd01
[  359.155647]  ? find_held_lock+0x36/0x1c0
[  359.159717]  ? mark_held_locks+0x130/0x130
[  359.163969]  ? mark_held_locks+0x130/0x130
[  359.168205]  ? zap_class+0x640/0x640
[  359.171920]  ? zap_class+0x640/0x640
[  359.175655]  ? print_usage_bug+0xc0/0xc0
[  359.179729]  ? do_raw_spin_unlock+0xa7/0x330
[  359.184150]  ? zap_class+0x640/0x640
[  359.187861]  ? print_usage_bug+0xc0/0xc0
[  359.191918]  ? wq_watchdog_touch+0x9c/0xfe
[  359.196170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.201708]  ? check_preemption_disabled+0x48/0x280
[  359.206746]  ? __lock_is_held+0xb5/0x140
[  359.210832]  __alloc_pages_nodemask+0xa80/0xde0
[  359.215499]  ? zap_class+0x640/0x640
[  359.219219]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  359.224250]  ? find_held_lock+0x36/0x1c0
[  359.228485]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.233161]  ? lock_downgrade+0x900/0x900
[  359.237317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.242875]  cache_grow_begin+0xa5/0x8c0
[  359.246975]  ? do_raw_spin_unlock+0xa7/0x330
[  359.251407]  fallback_alloc+0x204/0x2e0
[  359.255392]  ____cache_alloc_node+0x1c7/0x1e0
[  359.259906]  kmem_cache_alloc_node+0xe3/0x730
[  359.264413]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.268657]  __alloc_skb+0x119/0x770
[  359.272404]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.277700]  ? netdev_alloc_frag+0x1f0/0x1f0
[  359.282111]  ? lock_downgrade+0x900/0x900
[  359.286286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.291827]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.297281]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.302728]  ? addrconf_rs_timer+0x690/0x690
[  359.307147]  ndisc_alloc_skb+0x144/0x340
[  359.311216]  ndisc_send_rs+0x331/0x6e0
[  359.315106]  addrconf_rs_timer+0x314/0x690
[  359.319364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.323610]  call_timer_fn+0x272/0x920
[  359.327514]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.331748]  ? process_timeout+0x40/0x40
[  359.335817]  ? __run_timers+0x7da/0xc70
[  359.339791]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.344283]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.348792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.353027]  ? lockdep_hardirqs_on+0x296/0x5b0
[  359.357615]  ? trace_hardirqs_on+0xbd/0x310
[  359.361950]  ? kasan_check_read+0x11/0x20
[  359.366098]  ? __run_timers+0x7da/0xc70
[  359.370072]  ? trace_hardirqs_off_caller+0x310/0x310
[  359.375179]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.379422]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.383669]  __run_timers+0x7e5/0xc70
[  359.387495]  ? timer_fixup_init+0x70/0x70
[  359.391642]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  359.396660]  ? zap_class+0x640/0x640
[  359.400374]  ? enqueue_hrtimer+0x1a5/0x560
[  359.404612]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  359.409824]  ? find_held_lock+0x36/0x1c0
[  359.413893]  ? zap_class+0x640/0x640
[  359.417608]  ? pvclock_read_flags+0x160/0x160
[  359.422106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.427646]  ? check_preemption_disabled+0x48/0x280
[  359.432667]  ? __lock_is_held+0xb5/0x140
[  359.436729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.442270]  ? check_preemption_disabled+0x48/0x280
[  359.447291]  run_timer_softirq+0x52/0xb0
[  359.451356]  ? rcu_read_lock_sched_held+0x14f/0x180
[  359.456372]  __do_softirq+0x308/0xb7e
[  359.460176]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  359.464673]  ? lock_downgrade+0x900/0x900
[  359.468825]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  359.473949]  ? pvclock_read_flags+0x160/0x160
[  359.478450]  ? lapic_next_event+0x5a/0x90
[  359.482600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.488140]  ? kvm_clock_read+0x18/0x30
[  359.492112]  ? kvm_sched_clock_read+0x9/0x20
[  359.496520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.502063]  ? check_preemption_disabled+0x48/0x280
[  359.507090]  irq_exit+0x17f/0x1c0
[  359.510543]  smp_apic_timer_interrupt+0x1cb/0x760
[  359.515398]  ? smp_call_function_single_interrupt+0x159/0x650
[  359.521282]  ? smp_call_function_single_interrupt+0x650/0x650
[  359.527163]  ? interrupt_entry+0xb5/0xc0
[  359.531241]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.536254]  ? trace_hardirqs_off_caller+0xbb/0x310
[  359.541270]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.546112]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.551131]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.556154]  ? task_prio+0x50/0x50
[  359.559701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.565238]  ? check_preemption_disabled+0x48/0x280
[  359.570259]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.575110]  apic_timer_interrupt+0xf/0x20
[  359.579337]  </IRQ>
[  359.581576] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  359.586525] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  359.605422] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  359.613139] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  359.620411] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  359.627692] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  359.634967] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  359.642236] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  359.649561]  skb_clone+0x1bb/0x500
[  359.653139]  ? skb_split+0x11e0/0x11e0
[  359.657031]  ? check_preemption_disabled+0x48/0x280
[  359.662062]  ? __this_cpu_preempt_check+0x1c/0x20
[  359.666906]  ? __bpf_redirect+0x54b/0xb20
[  359.671073]  bpf_clone_redirect+0xb9/0x490
[  359.675315]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  359.680335]  ? __sched_text_start+0x8/0x8
[  359.684504]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  359.689264]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  359.693845]  ? retint_kernel+0x2d/0x2d
[  359.697737]  ? find_held_lock+0x36/0x1c0
[  359.701807]  ? lock_acquire+0x1ed/0x520
[  359.705782]  ? bpf_test_run+0x3cb/0x780
[  359.709762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.715301]  ? check_preemption_disabled+0x48/0x280
[  359.720322]  ? kasan_check_read+0x11/0x20
[  359.724467]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  359.729747]  ? rcu_softirq_qs+0x20/0x20
[  359.733724]  ? preempt_schedule+0x4d/0x60
[  359.737874]  ? ___preempt_schedule+0x16/0x18
[  359.742293]  ? bpf_test_run+0x25d/0x780
[  359.746280]  ? netlink_diag_dump+0x2a0/0x2a0
[  359.750694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.756231]  ? bpf_test_init.isra.10+0x70/0x100
[  359.760909]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  359.765687]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  359.770528]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  359.776079]  ? fput+0x130/0x1a0
[  359.779359]  ? __bpf_prog_get+0x9b/0x290
[  359.783425]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  359.788266]  ? bpf_prog_test_run+0x130/0x1a0
[  359.792678]  ? __x64_sys_bpf+0x3d8/0x520
[  359.796736]  ? bpf_prog_get+0x20/0x20
[  359.800569]  ? do_syscall_64+0x1b9/0x820
[  359.804623]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  359.810013]  ? syscall_return_slowpath+0x5e0/0x5e0
[  359.814964]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.819808]  ? trace_hardirqs_on_caller+0x310/0x310
[  359.824822]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  359.829838]  ? prepare_exit_to_usermode+0x291/0x3b0
[  359.834859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.839706]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  359.845090] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  359.845160] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  359.851237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.851242] Call Trace:
[  359.851249]  <IRQ>
[  359.851268]  dump_stack+0x244/0x39d
[  359.851287]  ? dump_stack_print_info.cold.1+0x20/0x20
[  359.857867] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  359.867122]  warn_alloc.cold.116+0xb7/0x1bd
[  359.869673] syz-executor3 cpuset=syz3 mems_allowed=0
[  359.871822]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  359.905382]  ? lock_downgrade+0x900/0x900
[  359.909544]  ? trace_hardirqs_off+0xb8/0x310
[  359.913966]  ? trace_hardirqs_off+0xb8/0x310
[  359.918388]  __alloc_pages_slowpath+0x26e8/0x2e10
[  359.923258]  ? warn_alloc+0x120/0x120
[  359.927063]  ? warn_alloc+0x120/0x120
[  359.930863]  ? zap_class+0x640/0x640
[  359.934577]  ? warn_alloc+0x120/0x120
[  359.938378]  ? print_usage_bug+0xc0/0xc0
[  359.942450]  ? print_usage_bug+0xc0/0xc0
[  359.946523]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.952063]  ? should_fail+0x22d/0xd01
[  359.955964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.961073]  ? __lock_acquire+0x62f/0x4c20
[  359.965310]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.970410]  ? __lock_acquire+0x62f/0x4c20
[  359.974655]  ? should_fail+0x22d/0xd01
[  359.978552]  ? mark_held_locks+0x130/0x130
[  359.982793]  ? mark_held_locks+0x130/0x130
[  359.987029]  ? zap_class+0x640/0x640
[  359.990753]  ? zap_class+0x640/0x640
[  359.994475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.000019]  ? check_preemption_disabled+0x48/0x280
[  360.005043]  ? __lock_is_held+0xb5/0x140
[  360.009116]  __alloc_pages_nodemask+0xa80/0xde0
[  360.013785]  ? zap_class+0x640/0x640
[  360.017511]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  360.022538]  ? find_held_lock+0x36/0x1c0
[  360.026612]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.031281]  ? lock_downgrade+0x900/0x900
[  360.035448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.040991]  cache_grow_begin+0xa5/0x8c0
[  360.045051]  ? do_raw_spin_unlock+0xa7/0x330
[  360.049471]  fallback_alloc+0x204/0x2e0
[  360.053468]  ____cache_alloc_node+0x1c7/0x1e0
[  360.057976]  __kmalloc+0x213/0x760
[  360.061521]  ? __neigh_create+0x30b/0x2130
[  360.065761]  __neigh_create+0x30b/0x2130
[  360.069824]  ? __local_bh_enable_ip+0x160/0x260
[  360.074492]  ? __local_bh_enable_ip+0x160/0x260
[  360.079172]  ? mark_held_locks+0x130/0x130
[  360.083403]  ? __local_bh_enable_ip+0x160/0x260
[  360.088088]  ? neigh_hash_alloc+0x1e0/0x1e0
[  360.092406]  ? zap_class+0x640/0x640
[  360.096119]  ? trace_hardirqs_on+0xbd/0x310
[  360.100596]  ? mark_held_locks+0xc7/0x130
[  360.104751]  ? ip6t_do_table+0xd9e/0x1d30
[  360.108905]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.114014]  ? __local_bh_enable_ip+0x160/0x260
[  360.118687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.124232]  ? lock_acquire+0x1ed/0x520
[  360.128210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.133752]  ? check_preemption_disabled+0x48/0x280
[  360.138778]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  360.144321]  ? rcu_pm_notify+0xc0/0xc0
[  360.148214]  ? zap_class+0x640/0x640
[  360.151927]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  360.157150]  ip6_finish_output2+0xa59/0x27a0
[  360.161569]  ? ip6_copy_metadata+0xe30/0xe30
[  360.165985]  ? ip6_mtu+0x39c/0x520
[  360.169527]  ? lock_downgrade+0x900/0x900
[  360.173674]  ? check_preemption_disabled+0x48/0x280
[  360.178694]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.183642]  ? kasan_check_read+0x11/0x20
[  360.187791]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.193065]  ? rcu_softirq_qs+0x20/0x20
[  360.197083]  ? ip6_mtu+0x160/0x520
[  360.200635]  ? find_match+0x10a0/0x10a0
[  360.204626]  ? kasan_check_read+0x11/0x20
[  360.208786]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.214070]  ip6_finish_output+0x58c/0xc60
[  360.218302]  ? ip6_finish_output+0x58c/0xc60
[  360.222719]  ip6_output+0x232/0x9d0
[  360.226352]  ? ip6_finish_output+0xc60/0xc60
[  360.230762]  ? ip6_fragment+0x38e0/0x38e0
[  360.234914]  ? __lock_is_held+0xb5/0x140
[  360.238999]  ndisc_send_skb+0x1005/0x1570
[  360.243160]  ? nf_hook.constprop.33+0x860/0x860
[  360.247833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.253370]  ? refcount_sub_and_test_checked+0x203/0x310
[  360.258824]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  360.264290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.269837]  ndisc_send_rs+0x134/0x6e0
[  360.273730]  addrconf_rs_timer+0x314/0x690
[  360.277978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.282227]  call_timer_fn+0x272/0x920
[  360.286117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.290351]  ? process_timeout+0x40/0x40
[  360.294421]  ? mark_held_locks+0xc7/0x130
[  360.298576]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.303067]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.307564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.311799]  ? lockdep_hardirqs_on+0x296/0x5b0
[  360.316383]  ? trace_hardirqs_on+0xbd/0x310
[  360.320709]  ? kasan_check_read+0x11/0x20
[  360.324855]  ? __run_timers+0x7da/0xc70
[  360.328831]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.333949]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.338193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.342430]  __run_timers+0x7e5/0xc70
[  360.346246]  ? timer_fixup_init+0x70/0x70
[  360.350399]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  360.355418]  ? zap_class+0x640/0x640
[  360.359139]  ? print_usage_bug+0xc0/0xc0
[  360.363201]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  360.368398]  ? find_held_lock+0x36/0x1c0
[  360.372469]  ? zap_class+0x640/0x640
[  360.376191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.381727]  ? check_preemption_disabled+0x48/0x280
[  360.386754]  ? __lock_is_held+0xb5/0x140
[  360.390820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.396361]  ? check_preemption_disabled+0x48/0x280
[  360.401380]  run_timer_softirq+0x52/0xb0
[  360.405439]  ? rcu_read_lock_sched_held+0x14f/0x180
[  360.410476]  __do_softirq+0x308/0xb7e
[  360.414281]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  360.418774]  ? lock_downgrade+0x900/0x900
[  360.422925]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  360.428048]  ? pvclock_read_flags+0x160/0x160
[  360.432550]  ? lapic_next_event+0x5a/0x90
[  360.436702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.442244]  ? kvm_clock_read+0x18/0x30
[  360.446215]  ? kvm_sched_clock_read+0x9/0x20
[  360.450625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.456160]  ? check_preemption_disabled+0x48/0x280
[  360.461183]  irq_exit+0x17f/0x1c0
[  360.464639]  smp_apic_timer_interrupt+0x1cb/0x760
[  360.469483]  ? smp_call_function_single_interrupt+0x650/0x650
[  360.475366]  ? interrupt_entry+0xb5/0xc0
[  360.479434]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.484457]  ? trace_hardirqs_off_caller+0xbb/0x310
[  360.489480]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.494323]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.499339]  ? trace_hardirqs_on_caller+0x310/0x310
[  360.504357]  ? task_prio+0x50/0x50
[  360.507897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.513445]  ? check_preemption_disabled+0x48/0x280
[  360.518472]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.523326]  apic_timer_interrupt+0xf/0x20
[  360.527550]  </IRQ>
[  360.529793] RIP: 0010:dump_stack+0x358/0x39d
[  360.534204] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  360.553104] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  360.560814] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  360.568080] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  360.575347] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  360.582612] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  360.589876] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  360.597158]  ? dump_stack+0x34f/0x39d
[  360.600985]  ? dump_stack_print_info.cold.1+0x20/0x20
[  360.606180]  ? mark_held_locks+0x130/0x130
[  360.610418]  ? mark_held_locks+0x130/0x130
[  360.614667]  dump_header+0x27b/0xf72
[  360.618393]  ? pagefault_out_of_memory+0x197/0x197
[  360.623334]  ? __lock_acquire+0x62f/0x4c20
[  360.627573]  ? percpu_ref_get_many+0x240/0x240
[  360.632156]  ? print_usage_bug+0xc0/0xc0
[  360.636221]  ? zap_class+0x640/0x640
[  360.639945]  ? print_usage_bug+0xc0/0xc0
[  360.644019]  ? print_usage_bug+0xc0/0xc0
[  360.648083]  ? zap_class+0x640/0x640
[  360.651811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.657355]  ? find_held_lock+0x36/0x1c0
[  360.661425]  ? mark_held_locks+0xc7/0x130
[  360.665582]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  360.670688]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  360.675794]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  360.680378]  ? trace_hardirqs_on+0xbd/0x310
[  360.684699]  ? kasan_check_read+0x11/0x20
[  360.688849]  ? ___ratelimit+0x3b4/0x672
[  360.692825]  ? trace_hardirqs_off_caller+0x310/0x310
[  360.697928]  ? trace_hardirqs_on+0x310/0x310
[  360.702349]  ? lock_downgrade+0x900/0x900
[  360.706502]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  360.711605]  ? ___ratelimit+0x3b9/0x672
[  360.715579]  ? idr_get_free+0xf70/0xf70
[  360.719554]  ? find_held_lock+0x36/0x1c0
[  360.723624]  oom_kill_process.cold.27+0x10/0x903
[  360.728379]  ? zap_class+0x640/0x640
[  360.732098]  ? check_preemption_disabled+0x48/0x280
[  360.737115]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.742044]  ? kasan_check_read+0x11/0x20
[  360.746199]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.751476]  ? oom_evaluate_task+0x540/0x540
[  360.755884]  ? find_held_lock+0x36/0x1c0
[  360.759978]  ? out_of_memory+0x974/0x1430
[  360.764129]  ? lock_downgrade+0x900/0x900
[  360.768278]  ? check_preemption_disabled+0x48/0x280
[  360.773295]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.778226]  ? kasan_check_read+0x11/0x20
[  360.782370]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.787674]  ? rcu_softirq_qs+0x20/0x20
[  360.791655]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.797189]  ? oom_evaluate_task+0x302/0x540
[  360.801613]  out_of_memory+0xa84/0x1430
[  360.805608]  ? oom_killer_disable+0x3a0/0x3a0
[  360.810108]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  360.815045]  ? __ww_mutex_check_waiters+0x160/0x160
[  360.820072]  __alloc_pages_slowpath+0x2354/0x2e10
[  360.824951]  ? warn_alloc+0x120/0x120
[  360.828750]  ? mark_held_locks+0x130/0x130
[  360.833011]  ? find_get_entry+0xaae/0x1120
[  360.837254]  ? filemap_map_pages+0x1a20/0x1a20
[  360.841840]  ? zap_class+0x640/0x640
[  360.845562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.851102]  ? check_preemption_disabled+0x48/0x280
[  360.856136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.861689]  ? should_fail+0x22d/0xd01
[  360.865594]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.870700]  ? zap_class+0x640/0x640
[  360.874459]  ? __lock_is_held+0xb5/0x140
[  360.878526]  ? mark_held_locks+0x130/0x130
[  360.882764]  ? lock_release+0xa00/0xa00
[  360.886755]  ? perf_trace_sched_process_exec+0x860/0x860
[  360.892209]  ? xa_load+0x2ba/0x460
[  360.895748]  ? lock_downgrade+0x900/0x900
[  360.899909]  ? __might_sleep+0x95/0x190
[  360.903891]  __alloc_pages_nodemask+0xa80/0xde0
[  360.908567]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  360.913581]  ? __page_cache_alloc+0x191/0x5c0
[  360.918076]  ? xa_load+0x2e1/0x460
[  360.921617]  ? xa_clear_mark+0x40/0x40
[  360.925514]  ? zap_class+0x640/0x640
[  360.929237]  ? zap_class+0x640/0x640
[  360.932957]  ? zap_class+0x640/0x640
[  360.936674]  ? __do_page_cache_readahead+0x663/0x810
[  360.941784]  ? find_held_lock+0x36/0x1c0
[  360.945862]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  360.951420]  alloc_pages_current+0x173/0x350
[  360.955870]  __page_cache_alloc+0x38c/0x5c0
[  360.960194]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  360.965149]  ? kasan_check_read+0x11/0x20
[  360.969297]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  360.974577]  ? generic_perform_write+0x6a0/0x6a0
[  360.979345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.984885]  ? check_preemption_disabled+0x48/0x280
[  360.989940]  filemap_fault+0x1595/0x25f0
[  360.994019]  ? __lock_page_or_retry+0xa00/0xa00
[  360.998688]  ? mark_held_locks+0x130/0x130
[  361.002941]  ? filemap_map_pages+0xd6b/0x1a20
[  361.007446]  ? lock_downgrade+0x900/0x900
[  361.011595]  ? check_preemption_disabled+0x48/0x280
[  361.016619]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  361.021544]  ? kasan_check_read+0x11/0x20
[  361.025690]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.030965]  ? rcu_softirq_qs+0x20/0x20
[  361.034956]  ? filemap_map_pages+0xd92/0x1a20
[  361.039490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.045035]  ? find_get_entries_tag+0x1400/0x1400
[  361.049885]  ? __lock_acquire+0x62f/0x4c20
[  361.054132]  ? lock_acquire+0x1ed/0x520
[  361.058105]  ? ext4_filemap_fault+0x7a/0xad
[  361.062433]  ? lock_release+0xa00/0xa00
[  361.066412]  ? perf_trace_sched_process_exec+0x860/0x860
[  361.071896]  ? print_usage_bug+0xc0/0xc0
[  361.075969]  ? print_usage_bug+0xc0/0xc0
[  361.080043]  ? down_read+0x8d/0x120
[  361.083664]  ? ext4_filemap_fault+0x7a/0xad
[  361.087998]  ? __down_interruptible+0x700/0x700
[  361.092677]  ext4_filemap_fault+0x82/0xad
[  361.096829]  __do_fault+0x100/0x6b0
[  361.100467]  ? pmd_devmap_trans_unstable+0x220/0x220
[  361.105574]  ? mark_held_locks+0x130/0x130
[  361.109812]  ? mark_held_locks+0x130/0x130
[  361.114046]  ? find_held_lock+0x36/0x1c0
[  361.118110]  ? find_held_lock+0x36/0x1c0
[  361.122175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.127729]  __handle_mm_fault+0x3ea0/0x5be0
[  361.132141]  ? poll_select_copy_remaining+0x18c/0x6a0
[  361.137343]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  361.142190]  ? __might_fault+0x12b/0x1e0
[  361.146254]  ? lock_downgrade+0x900/0x900
[  361.150427]  ? zap_class+0x640/0x640
[  361.154159]  ? zap_class+0x640/0x640
[  361.157878]  ? find_held_lock+0x36/0x1c0
[  361.161955]  ? handle_mm_fault+0x42a/0xc70
[  361.166198]  ? lock_downgrade+0x900/0x900
[  361.170868]  ? check_preemption_disabled+0x48/0x280
[  361.175892]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  361.180822]  ? kasan_check_read+0x11/0x20
[  361.184968]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.190259]  ? rcu_softirq_qs+0x20/0x20
[  361.194235]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.199339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.204872]  ? check_preemption_disabled+0x48/0x280
[  361.209892]  handle_mm_fault+0x54f/0xc70
[  361.213959]  ? __handle_mm_fault+0x5be0/0x5be0
[  361.218552]  ? find_vma+0x34/0x190
[  361.222099]  __do_page_fault+0x5e8/0xe60
[  361.226159]  ? trace_hardirqs_off+0xb8/0x310
[  361.231037]  do_page_fault+0xf2/0x7e0
[  361.234858]  ? vmalloc_sync_all+0x30/0x30
[  361.239007]  ? error_entry+0x70/0xd0
[  361.242722]  ? trace_hardirqs_off_caller+0xbb/0x310
[  361.247736]  ? trace_hardirqs_on_caller+0xc0/0x310
[  361.252667]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.257591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.262485]  ? trace_hardirqs_on_caller+0x310/0x310
[  361.267499]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  361.272957]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  361.277990]  ? prepare_exit_to_usermode+0x291/0x3b0
[  361.283004]  ? page_fault+0x8/0x30
[  361.286549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.291390]  ? page_fault+0x8/0x30
[  361.294936]  page_fault+0x1e/0x30
[  361.298386] RIP: 0033:0x7fc801b82dd3
[  361.302110] Code: Bad RIP value.
[  361.305490] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  361.310862] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  361.318130] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  361.325397] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  361.332676] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  361.339973] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  361.347264] warn_alloc_show_mem: 1 callbacks suppressed
[  361.347277] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  361.347279] Mem-Info:
[  361.347310] active_anon:48903 inactive_anon:193 isolated_anon:0
[  361.347310]  active_file:14 inactive_file:14 isolated_file:0
[  361.347310]  unevictable:0 dirty:0 writeback:0 unstable:0
[  361.347310]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  361.347310]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  361.347310]  free:13784 free_pcp:349 free_cma:0
[  361.352679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.359962] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  361.362367] Call Trace:
[  361.395232] 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
[  361.404575]  <IRQ>
[  361.432053] lowmem_reserve[]: 0 2818 6321 6321
[  361.434641]  dump_stack+0x244/0x39d
[  361.460722] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  361.462869]  ? dump_stack_print_info.cold.1+0x20/0x20
[  361.467423] lowmem_reserve[]: 0 0 3503 3503
[  361.471056]  warn_alloc.cold.116+0xb7/0x1bd
[  361.498347] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  361.503529]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.507821] lowmem_reserve[]: 0 0 0 0
[  361.512143]  ? lock_downgrade+0x900/0x900
[  361.541176] 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
[  361.546018]  ? trace_hardirqs_off+0xb8/0x310
[  361.549807] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  361.553974]  ? trace_hardirqs_off+0xb8/0x310
[  361.567470] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  361.571889]  __alloc_pages_slowpath+0x26e8/0x2e10
[  361.587214] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  361.591634]  ? warn_alloc+0x120/0x120
[  361.606854] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  361.611685]  ? print_usage_bug+0xc0/0xc0
[  361.620495] 272 total pagecache pages
[  361.624288]  ? warn_alloc+0x120/0x120
[  361.632855] 0 pages in swap cache
[  361.636904]  ? warn_alloc+0x120/0x120
[  361.640689] Swap cache stats: add 0, delete 0, find 0/0
[  361.644476]  ? print_usage_bug+0xc0/0xc0
[  361.647904] Free swap  = 0kB
[  361.651697]  ? kvm_clock_read+0x18/0x30
[  361.657037] Total swap = 0kB
[  361.661089]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  361.664080] 1965979 pages RAM
[  361.668047]  ? print_usage_bug+0xc0/0xc0
[  361.671040] 0 pages HighMem/MovableOnly
[  361.676046]  ? __lock_acquire+0x62f/0x4c20
[  361.679128] 342853 pages reserved
[  361.683184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.687130] 0 pages cma reserved
[  361.691355]  ? should_fail+0x22d/0xd01
[  361.695099] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.700318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.703660] init cpuset=/ mems_allowed=0
[  361.707540]  ? __lock_acquire+0x62f/0x4c20
[  361.730575]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.735677]  ? __lock_acquire+0x62f/0x4c20
[  361.739917]  ? should_fail+0x22d/0xd01
[  361.743822]  ? mark_held_locks+0x130/0x130
[  361.748063]  ? mark_held_locks+0x130/0x130
[  361.752334]  ? zap_class+0x640/0x640
[  361.756049]  ? print_usage_bug+0xc0/0xc0
[  361.760116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.765659]  ? check_preemption_disabled+0x48/0x280
[  361.770684]  ? __lock_is_held+0xb5/0x140
[  361.774750]  __alloc_pages_nodemask+0xa80/0xde0
[  361.779419]  ? zap_class+0x640/0x640
[  361.783149]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  361.788209]  ? find_held_lock+0x36/0x1c0
[  361.792279]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.796973]  ? lock_downgrade+0x900/0x900
[  361.801160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.806701]  cache_grow_begin+0xa5/0x8c0
[  361.810761]  ? do_raw_spin_unlock+0xa7/0x330
[  361.815178]  fallback_alloc+0x204/0x2e0
[  361.819160]  ____cache_alloc_node+0x1c7/0x1e0
[  361.823692]  kmem_cache_alloc_node+0xe3/0x730
[  361.828188]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.832430]  __alloc_skb+0x119/0x770
[  361.836140]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  361.841419]  ? netdev_alloc_frag+0x1f0/0x1f0
[  361.845840]  ? lock_downgrade+0x900/0x900
[  361.849996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.855533]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.861006]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.866457]  ? addrconf_rs_timer+0x690/0x690
[  361.870891]  ndisc_alloc_skb+0x144/0x340
[  361.874965]  ndisc_send_rs+0x331/0x6e0
[  361.878878]  addrconf_rs_timer+0x314/0x690
[  361.883119]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.887365]  call_timer_fn+0x272/0x920
[  361.891250]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.895483]  ? process_timeout+0x40/0x40
[  361.899549]  ? __run_timers+0x7da/0xc70
[  361.903528]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.908020]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.912513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.916752]  ? lockdep_hardirqs_on+0x296/0x5b0
[  361.921335]  ? trace_hardirqs_on+0xbd/0x310
[  361.925658]  ? kasan_check_read+0x11/0x20
[  361.929817]  ? __run_timers+0x7da/0xc70
[  361.933807]  ? trace_hardirqs_off_caller+0x310/0x310
[  361.938950]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.943182]  __run_timers+0x7e5/0xc70
[  361.946997]  ? timer_fixup_init+0x70/0x70
[  361.951146]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  361.956165]  ? zap_class+0x640/0x640
[  361.959881]  ? enqueue_hrtimer+0x1a5/0x560
[  361.964117]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  361.969313]  ? find_held_lock+0x36/0x1c0
[  361.973383]  ? zap_class+0x640/0x640
[  361.977100]  ? pvclock_read_flags+0x160/0x160
[  361.981597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.987137]  ? check_preemption_disabled+0x48/0x280
[  361.992166]  ? __lock_is_held+0xb5/0x140
[  361.996227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.001765]  ? check_preemption_disabled+0x48/0x280
[  362.006789]  run_timer_softirq+0x52/0xb0
[  362.010855]  ? rcu_read_lock_sched_held+0x14f/0x180
[  362.015885]  __do_softirq+0x308/0xb7e
[  362.019688]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  362.024182]  ? lock_downgrade+0x900/0x900
[  362.028351]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  362.033468]  ? pvclock_read_flags+0x160/0x160
[  362.037977]  ? lapic_next_event+0x5a/0x90
[  362.042127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.047678]  ? kvm_clock_read+0x18/0x30
[  362.051656]  ? kvm_sched_clock_read+0x9/0x20
[  362.056074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.061613]  ? check_preemption_disabled+0x48/0x280
[  362.066654]  irq_exit+0x17f/0x1c0
[  362.070127]  smp_apic_timer_interrupt+0x1cb/0x760
[  362.074975]  ? smp_call_function_single_interrupt+0x159/0x650
[  362.080860]  ? smp_call_function_single_interrupt+0x650/0x650
[  362.086755]  ? interrupt_entry+0xb5/0xc0
[  362.090835]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.095855]  ? trace_hardirqs_off_caller+0xbb/0x310
[  362.101347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.106197]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.111210]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.116228]  ? task_prio+0x50/0x50
[  362.119788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.125363]  ? check_preemption_disabled+0x48/0x280
[  362.130383]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.135236]  apic_timer_interrupt+0xf/0x20
[  362.139504]  </IRQ>
[  362.141743] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  362.146673] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  362.165573] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  362.173279] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  362.180548] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  362.187831] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  362.195096] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  362.202366] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  362.209677]  skb_clone+0x1bb/0x500
[  362.213219]  ? skb_split+0x11e0/0x11e0
[  362.217110]  ? check_preemption_disabled+0x48/0x280
[  362.222130]  ? __this_cpu_preempt_check+0x1c/0x20
[  362.226976]  ? __bpf_redirect+0x54b/0xb20
[  362.231129]  bpf_clone_redirect+0xb9/0x490
[  362.235374]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  362.240395]  ? __sched_text_start+0x8/0x8
[  362.244548]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  362.249311]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  362.253891]  ? retint_kernel+0x2d/0x2d
[  362.257782]  ? find_held_lock+0x36/0x1c0
[  362.261850]  ? lock_acquire+0x1ed/0x520
[  362.265823]  ? bpf_test_run+0x3cb/0x780
[  362.269802]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.275338]  ? check_preemption_disabled+0x48/0x280
[  362.280360]  ? kasan_check_read+0x11/0x20
[  362.284517]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.289796]  ? rcu_softirq_qs+0x20/0x20
[  362.293772]  ? preempt_schedule+0x4d/0x60
[  362.297949]  ? ___preempt_schedule+0x16/0x18
[  362.302370]  ? bpf_test_run+0x25d/0x780
[  362.306354]  ? netlink_diag_dump+0x2a0/0x2a0
[  362.310768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.316309]  ? bpf_test_init.isra.10+0x70/0x100
[  362.320987]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  362.325752]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  362.330593]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  362.336129]  ? fput+0x130/0x1a0
[  362.339412]  ? __bpf_prog_get+0x9b/0x290
[  362.343477]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  362.348320]  ? bpf_prog_test_run+0x130/0x1a0
[  362.352734]  ? __x64_sys_bpf+0x3d8/0x520
[  362.356797]  ? bpf_prog_get+0x20/0x20
[  362.360616]  ? do_syscall_64+0x1b9/0x820
[  362.364677]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  362.370049]  ? syscall_return_slowpath+0x5e0/0x5e0
[  362.374993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.379858]  ? trace_hardirqs_on_caller+0x310/0x310
[  362.384879]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  362.389900]  ? prepare_exit_to_usermode+0x291/0x3b0
[  362.394948]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.399804]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  362.405187] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  362.405285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  362.411339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  362.411344] Call Trace:
[  362.411351]  <IRQ>
[  362.411370]  dump_stack+0x244/0x39d
[  362.411392]  ? dump_stack_print_info.cold.1+0x20/0x20
[  362.417968] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  362.427225]  warn_alloc.cold.116+0xb7/0x1bd
[  362.429781] syz-executor3 cpuset=syz3 mems_allowed=0
[  362.431924]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.465406]  ? lock_downgrade+0x900/0x900
[  362.469566]  ? trace_hardirqs_off+0xb8/0x310
[  362.473982]  ? trace_hardirqs_off+0xb8/0x310
[  362.478406]  __alloc_pages_slowpath+0x26e8/0x2e10
[  362.483277]  ? warn_alloc+0x120/0x120
[  362.487084]  ? warn_alloc+0x120/0x120
[  362.490891]  ? warn_alloc+0x120/0x120
[  362.494698]  ? print_usage_bug+0xc0/0xc0
[  362.498762]  ? print_usage_bug+0xc0/0xc0
[  362.502821]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  362.508022]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.513566]  ? should_fail+0x22d/0xd01
[  362.517464]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.522569]  ? __lock_acquire+0x62f/0x4c20
[  362.526810]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.531915]  ? __lock_acquire+0x62f/0x4c20
[  362.536156]  ? should_fail+0x22d/0xd01
[  362.540063]  ? mark_held_locks+0x130/0x130
[  362.544303]  ? mark_held_locks+0x130/0x130
[  362.548539]  ? zap_class+0x640/0x640
[  362.552263]  ? zap_class+0x640/0x640
[  362.555987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.561528]  ? check_preemption_disabled+0x48/0x280
[  362.566552]  ? __lock_is_held+0xb5/0x140
[  362.570622]  __alloc_pages_nodemask+0xa80/0xde0
[  362.575292]  ? zap_class+0x640/0x640
[  362.579011]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  362.584043]  ? find_held_lock+0x36/0x1c0
[  362.588113]  ? ____cache_alloc_node+0x1c7/0x1e0
[  362.592783]  ? lock_downgrade+0x900/0x900
[  362.596956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.602506]  cache_grow_begin+0xa5/0x8c0
[  362.606566]  ? do_raw_spin_unlock+0xa7/0x330
[  362.610985]  fallback_alloc+0x204/0x2e0
[  362.614971]  ____cache_alloc_node+0x1c7/0x1e0
[  362.619476]  __kmalloc+0x213/0x760
[  362.623027]  ? __neigh_create+0x30b/0x2130
[  362.627263]  __neigh_create+0x30b/0x2130
[  362.631321]  ? __local_bh_enable_ip+0x160/0x260
[  362.635986]  ? __local_bh_enable_ip+0x160/0x260
[  362.640668]  ? mark_held_locks+0x130/0x130
[  362.644909]  ? __local_bh_enable_ip+0x160/0x260
[  362.649586]  ? neigh_hash_alloc+0x1e0/0x1e0
[  362.653906]  ? zap_class+0x640/0x640
[  362.657628]  ? trace_hardirqs_on+0xbd/0x310
[  362.661953]  ? mark_held_locks+0xc7/0x130
[  362.666104]  ? ip6t_do_table+0xd9e/0x1d30
[  362.670253]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.675354]  ? __local_bh_enable_ip+0x160/0x260
[  362.680030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.685583]  ? lock_acquire+0x1ed/0x520
[  362.689561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.695103]  ? check_preemption_disabled+0x48/0x280
[  362.700130]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  362.705671]  ? rcu_pm_notify+0xc0/0xc0
[  362.709559]  ? zap_class+0x640/0x640
[  362.713278]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  362.718481]  ip6_finish_output2+0xa59/0x27a0
[  362.722902]  ? ip6_copy_metadata+0xe30/0xe30
[  362.727322]  ? ip6_mtu+0x39c/0x520
[  362.730885]  ? lock_downgrade+0x900/0x900
[  362.735034]  ? check_preemption_disabled+0x48/0x280
[  362.740053]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  362.744986]  ? kasan_check_read+0x11/0x20
[  362.749132]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.754406]  ? rcu_softirq_qs+0x20/0x20
[  362.758394]  ? ip6_mtu+0x160/0x520
[  362.761943]  ? find_match+0x10a0/0x10a0
[  362.765925]  ? kasan_check_read+0x11/0x20
[  362.770083]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  362.775363]  ip6_finish_output+0x58c/0xc60
[  362.779596]  ? ip6_finish_output+0x58c/0xc60
[  362.784010]  ip6_output+0x232/0x9d0
[  362.787637]  ? ip6_finish_output+0xc60/0xc60
[  362.792051]  ? ip6_fragment+0x38e0/0x38e0
[  362.796198]  ? __lock_is_held+0xb5/0x140
[  362.800274]  ndisc_send_skb+0x1005/0x1570
[  362.804433]  ? nf_hook.constprop.33+0x860/0x860
[  362.809117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.814656]  ? refcount_sub_and_test_checked+0x203/0x310
[  362.820114]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  362.825588]  ndisc_send_rs+0x134/0x6e0
[  362.829480]  addrconf_rs_timer+0x314/0x690
[  362.833734]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.837987]  call_timer_fn+0x272/0x920
[  362.841873]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.846106]  ? process_timeout+0x40/0x40
[  362.850178]  ? mark_held_locks+0xc7/0x130
[  362.854332]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.858837]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.863334]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.867573]  ? lockdep_hardirqs_on+0x296/0x5b0
[  362.872160]  ? trace_hardirqs_on+0xbd/0x310
[  362.876499]  ? kasan_check_read+0x11/0x20
[  362.880648]  ? __run_timers+0x7da/0xc70
[  362.884622]  ? trace_hardirqs_off_caller+0x310/0x310
[  362.889729]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.893976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.898211]  __run_timers+0x7e5/0xc70
[  362.902021]  ? timer_fixup_init+0x70/0x70
[  362.906171]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  362.911192]  ? zap_class+0x640/0x640
[  362.914909]  ? print_usage_bug+0xc0/0xc0
[  362.918997]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  362.924207]  ? find_held_lock+0x36/0x1c0
[  362.928273]  ? zap_class+0x640/0x640
[  362.931997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.937535]  ? check_preemption_disabled+0x48/0x280
[  362.942567]  ? __lock_is_held+0xb5/0x140
[  362.946645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.952183]  ? check_preemption_disabled+0x48/0x280
[  362.957208]  run_timer_softirq+0x52/0xb0
[  362.961268]  ? rcu_read_lock_sched_held+0x14f/0x180
[  362.966284]  __do_softirq+0x308/0xb7e
[  362.970090]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  362.974587]  ? lock_downgrade+0x900/0x900
[  362.978741]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  362.983853]  ? pvclock_read_flags+0x160/0x160
[  362.988350]  ? lapic_next_event+0x5a/0x90
[  362.992500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.998046]  ? kvm_clock_read+0x18/0x30
[  363.002019]  ? kvm_sched_clock_read+0x9/0x20
[  363.006430]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.011973]  ? check_preemption_disabled+0x48/0x280
[  363.017000]  irq_exit+0x17f/0x1c0
[  363.020458]  smp_apic_timer_interrupt+0x1cb/0x760
[  363.025303]  ? smp_call_function_single_interrupt+0x650/0x650
[  363.031190]  ? interrupt_entry+0xb5/0xc0
[  363.035254]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.040273]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.045290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.050147]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.055162]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.060178]  ? task_prio+0x50/0x50
[  363.063719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.069258]  ? check_preemption_disabled+0x48/0x280
[  363.074283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.079133]  apic_timer_interrupt+0xf/0x20
[  363.083364]  </IRQ>
[  363.085607] RIP: 0010:dump_stack+0x358/0x39d
[  363.090014] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  363.108918] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  363.116635] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  363.123901] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  363.131172] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  363.138459] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  363.145737] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  363.153043]  ? dump_stack+0x34f/0x39d
[  363.156862]  ? dump_stack_print_info.cold.1+0x20/0x20
[  363.162055]  ? mark_held_locks+0x130/0x130
[  363.166288]  ? mark_held_locks+0x130/0x130
[  363.170537]  dump_header+0x27b/0xf72
[  363.174267]  ? pagefault_out_of_memory+0x197/0x197
[  363.179205]  ? __lock_acquire+0x62f/0x4c20
[  363.183455]  ? percpu_ref_get_many+0x240/0x240
[  363.188039]  ? print_usage_bug+0xc0/0xc0
[  363.192111]  ? zap_class+0x640/0x640
[  363.195829]  ? print_usage_bug+0xc0/0xc0
[  363.199888]  ? print_usage_bug+0xc0/0xc0
[  363.203957]  ? zap_class+0x640/0x640
[  363.207675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.213221]  ? find_held_lock+0x36/0x1c0
[  363.217294]  ? mark_held_locks+0xc7/0x130
[  363.221461]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  363.226559]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  363.231665]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  363.236248]  ? trace_hardirqs_on+0xbd/0x310
[  363.240566]  ? kasan_check_read+0x11/0x20
[  363.244710]  ? ___ratelimit+0x3b4/0x672
[  363.248715]  ? trace_hardirqs_off_caller+0x310/0x310
[  363.253819]  ? trace_hardirqs_on+0x310/0x310
[  363.258229]  ? lock_downgrade+0x900/0x900
[  363.262383]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  363.267485]  ? ___ratelimit+0x3b9/0x672
[  363.271464]  ? idr_get_free+0xf70/0xf70
[  363.275440]  ? find_held_lock+0x36/0x1c0
[  363.279514]  oom_kill_process.cold.27+0x10/0x903
[  363.284290]  ? zap_class+0x640/0x640
[  363.288009]  ? check_preemption_disabled+0x48/0x280
[  363.293027]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  363.297962]  ? kasan_check_read+0x11/0x20
[  363.302111]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.307389]  ? oom_evaluate_task+0x540/0x540
[  363.311805]  ? find_held_lock+0x36/0x1c0
[  363.315876]  ? out_of_memory+0x974/0x1430
[  363.320028]  ? lock_downgrade+0x900/0x900
[  363.324178]  ? check_preemption_disabled+0x48/0x280
[  363.329196]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  363.334124]  ? kasan_check_read+0x11/0x20
[  363.338273]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.343580]  ? rcu_softirq_qs+0x20/0x20
[  363.347562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.353097]  ? oom_evaluate_task+0x302/0x540
[  363.357523]  out_of_memory+0xa84/0x1430
[  363.361511]  ? oom_killer_disable+0x3a0/0x3a0
[  363.366006]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  363.370962]  ? __ww_mutex_check_waiters+0x160/0x160
[  363.376003]  __alloc_pages_slowpath+0x2354/0x2e10
[  363.380876]  ? warn_alloc+0x120/0x120
[  363.384693]  ? mark_held_locks+0x130/0x130
[  363.388943]  ? find_get_entry+0xaae/0x1120
[  363.393193]  ? filemap_map_pages+0x1a20/0x1a20
[  363.397779]  ? zap_class+0x640/0x640
[  363.401501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.407042]  ? check_preemption_disabled+0x48/0x280
[  363.412057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.417593]  ? should_fail+0x22d/0xd01
[  363.421483]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.426586]  ? zap_class+0x640/0x640
[  363.430326]  ? __lock_is_held+0xb5/0x140
[  363.434393]  ? mark_held_locks+0x130/0x130
[  363.438634]  ? lock_release+0xa00/0xa00
[  363.442607]  ? perf_trace_sched_process_exec+0x860/0x860
[  363.448058]  ? xa_load+0x2ba/0x460
[  363.451613]  ? lock_downgrade+0x900/0x900
[  363.455763]  ? __might_sleep+0x95/0x190
[  363.459740]  __alloc_pages_nodemask+0xa80/0xde0
[  363.464416]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  363.469434]  ? __page_cache_alloc+0x191/0x5c0
[  363.473942]  ? xa_load+0x2e1/0x460
[  363.477535]  ? xa_clear_mark+0x40/0x40
[  363.481428]  ? zap_class+0x640/0x640
[  363.485163]  ? zap_class+0x640/0x640
[  363.488874]  ? zap_class+0x640/0x640
[  363.492587]  ? __do_page_cache_readahead+0x663/0x810
[  363.497697]  ? find_held_lock+0x36/0x1c0
[  363.501772]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  363.507318]  alloc_pages_current+0x173/0x350
[  363.511738]  __page_cache_alloc+0x38c/0x5c0
[  363.516056]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  363.520987]  ? kasan_check_read+0x11/0x20
[  363.525132]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.530412]  ? generic_perform_write+0x6a0/0x6a0
[  363.535173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.540713]  ? check_preemption_disabled+0x48/0x280
[  363.545737]  filemap_fault+0x1595/0x25f0
[  363.549814]  ? __lock_page_or_retry+0xa00/0xa00
[  363.554520]  ? mark_held_locks+0x130/0x130
[  363.558764]  ? filemap_map_pages+0xd6b/0x1a20
[  363.563261]  ? lock_downgrade+0x900/0x900
[  363.567408]  ? check_preemption_disabled+0x48/0x280
[  363.572437]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  363.577373]  ? kasan_check_read+0x11/0x20
[  363.581517]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.586793]  ? rcu_softirq_qs+0x20/0x20
[  363.590797]  ? filemap_map_pages+0xd92/0x1a20
[  363.595301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.600844]  ? find_get_entries_tag+0x1400/0x1400
[  363.605690]  ? __lock_acquire+0x62f/0x4c20
[  363.609945]  ? lock_acquire+0x1ed/0x520
[  363.613919]  ? ext4_filemap_fault+0x7a/0xad
[  363.618253]  ? lock_release+0xa00/0xa00
[  363.622225]  ? perf_trace_sched_process_exec+0x860/0x860
[  363.627675]  ? print_usage_bug+0xc0/0xc0
[  363.631735]  ? print_usage_bug+0xc0/0xc0
[  363.635810]  ? down_read+0x8d/0x120
[  363.639432]  ? ext4_filemap_fault+0x7a/0xad
[  363.643758]  ? __down_interruptible+0x700/0x700
[  363.648485]  ext4_filemap_fault+0x82/0xad
[  363.652634]  __do_fault+0x100/0x6b0
[  363.656270]  ? pmd_devmap_trans_unstable+0x220/0x220
[  363.661380]  ? mark_held_locks+0x130/0x130
[  363.665615]  ? mark_held_locks+0x130/0x130
[  363.669849]  ? find_held_lock+0x36/0x1c0
[  363.673919]  ? find_held_lock+0x36/0x1c0
[  363.677998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.683554]  __handle_mm_fault+0x3ea0/0x5be0
[  363.687966]  ? poll_select_copy_remaining+0x18c/0x6a0
[  363.693165]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  363.698017]  ? __might_fault+0x12b/0x1e0
[  363.702107]  ? lock_downgrade+0x900/0x900
[  363.706268]  ? zap_class+0x640/0x640
[  363.709986]  ? zap_class+0x640/0x640
[  363.713707]  ? find_held_lock+0x36/0x1c0
[  363.717776]  ? handle_mm_fault+0x42a/0xc70
[  363.722016]  ? lock_downgrade+0x900/0x900
[  363.726164]  ? check_preemption_disabled+0x48/0x280
[  363.731182]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  363.736116]  ? kasan_check_read+0x11/0x20
[  363.740261]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  363.745539]  ? rcu_softirq_qs+0x20/0x20
[  363.749511]  ? trace_hardirqs_off_caller+0x310/0x310
[  363.754620]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.760156]  ? check_preemption_disabled+0x48/0x280
[  363.765178]  handle_mm_fault+0x54f/0xc70
[  363.769242]  ? __handle_mm_fault+0x5be0/0x5be0
[  363.773833]  ? find_vma+0x34/0x190
[  363.777377]  __do_page_fault+0x5e8/0xe60
[  363.781437]  ? trace_hardirqs_off+0xb8/0x310
[  363.785858]  do_page_fault+0xf2/0x7e0
[  363.789661]  ? vmalloc_sync_all+0x30/0x30
[  363.793806]  ? error_entry+0x70/0xd0
[  363.797524]  ? trace_hardirqs_off_caller+0xbb/0x310
[  363.802535]  ? trace_hardirqs_on_caller+0xc0/0x310
[  363.807483]  ? syscall_return_slowpath+0x5e0/0x5e0
[  363.812411]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.817284]  ? trace_hardirqs_on_caller+0x310/0x310
[  363.822296]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  363.827763]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  363.832794]  ? prepare_exit_to_usermode+0x291/0x3b0
[  363.837811]  ? page_fault+0x8/0x30
[  363.841354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  363.846199]  ? page_fault+0x8/0x30
[  363.849744]  page_fault+0x1e/0x30
[  363.853199] RIP: 0033:0x7fc801b82dd3
[  363.856923] Code: Bad RIP value.
[  363.860294] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  363.865651] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  363.872917] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  363.880192] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  363.887465] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  363.894733] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  363.902022] warn_alloc_show_mem: 1 callbacks suppressed
[  363.902035] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  363.902036] Mem-Info:
[  363.902069] active_anon:48903 inactive_anon:193 isolated_anon:0
[  363.902069]  active_file:14 inactive_file:14 isolated_file:0
[  363.902069]  unevictable:0 dirty:0 writeback:0 unstable:0
[  363.902069]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  363.902069]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  363.902069]  free:13784 free_pcp:349 free_cma:0
[  363.907406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.914687] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  363.917082] Call Trace:
[  363.949954] 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
[  363.959297]  <IRQ>
[  363.986781] lowmem_reserve[]: 0 2818 6321 6321
[  363.989363]  dump_stack+0x244/0x39d
[  364.015448] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  364.017599]  ? dump_stack_print_info.cold.1+0x20/0x20
[  364.022154] lowmem_reserve[]: 0 0 3503 3503
[  364.025787]  warn_alloc.cold.116+0xb7/0x1bd
[  364.053076] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  364.058258]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  364.062553] lowmem_reserve[]: 0 0 0 0
[  364.066870]  ? lock_downgrade+0x900/0x900
[  364.095904] 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
[  364.101258]  ? trace_hardirqs_off+0xb8/0x310
[  364.105032] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  364.109175]  ? trace_hardirqs_off+0xb8/0x310
[  364.122673] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  364.127081]  __alloc_pages_slowpath+0x26e8/0x2e10
[  364.142401] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  364.146818]  ? warn_alloc+0x120/0x120
[  364.162037] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  364.166867]  ? print_usage_bug+0xc0/0xc0
[  364.175678] 272 total pagecache pages
[  364.179473]  ? warn_alloc+0x120/0x120
[  364.188033] 0 pages in swap cache
[  364.192082]  ? warn_alloc+0x120/0x120
[  364.195872] Swap cache stats: add 0, delete 0, find 0/0
[  364.199663]  ? print_usage_bug+0xc0/0xc0
[  364.203091] Free swap  = 0kB
[  364.206886]  ? kvm_clock_read+0x18/0x30
[  364.212223] Total swap = 0kB
[  364.216276]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  364.219273] 1965979 pages RAM
[  364.223237]  ? print_usage_bug+0xc0/0xc0
[  364.226231] 0 pages HighMem/MovableOnly
[  364.231242]  ? __lock_acquire+0x62f/0x4c20
[  364.234336] 342853 pages reserved
[  364.238392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.242339] 0 pages cma reserved
[  364.246609]  ? should_fail+0x22d/0xd01
[  364.250323] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.255566]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.258912] init cpuset=/ mems_allowed=0
[  364.262811]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.286887]  ? __lock_acquire+0x62f/0x4c20
[  364.291127]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.296229]  ? __lock_acquire+0x62f/0x4c20
[  364.300461]  ? should_fail+0x22d/0xd01
[  364.304348]  ? rcu_irq_exit+0x1a2/0x390
[  364.308334]  ? mark_held_locks+0x130/0x130
[  364.312575]  ? mark_held_locks+0x130/0x130
[  364.316818]  ? mark_held_locks+0xc7/0x130
[  364.320972]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  364.325990]  ? zap_class+0x640/0x640
[  364.329705]  ? print_usage_bug+0xc0/0xc0
[  364.333776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.339316]  ? check_preemption_disabled+0x48/0x280
[  364.344344]  ? __lock_is_held+0xb5/0x140
[  364.348413]  __alloc_pages_nodemask+0xa80/0xde0
[  364.353083]  ? zap_class+0x640/0x640
[  364.356801]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  364.361830]  ? find_held_lock+0x36/0x1c0
[  364.365899]  ? ____cache_alloc_node+0x1c7/0x1e0
[  364.370575]  ? lock_downgrade+0x900/0x900
[  364.374732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.380277]  cache_grow_begin+0xa5/0x8c0
[  364.384337]  ? do_raw_spin_unlock+0xa7/0x330
[  364.388751]  fallback_alloc+0x204/0x2e0
[  364.392732]  ____cache_alloc_node+0x1c7/0x1e0
[  364.397231]  kmem_cache_alloc_node+0xe3/0x730
[  364.401727]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.405980]  __alloc_skb+0x119/0x770
[  364.409694]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.414977]  ? netdev_alloc_frag+0x1f0/0x1f0
[  364.419388]  ? lock_downgrade+0x900/0x900
[  364.423548]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.429084]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.434538]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.439991]  ? addrconf_rs_timer+0x690/0x690
[  364.444414]  ndisc_alloc_skb+0x144/0x340
[  364.448479]  ndisc_send_rs+0x331/0x6e0
[  364.452373]  addrconf_rs_timer+0x314/0x690
[  364.456618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.460863]  call_timer_fn+0x272/0x920
[  364.464750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.468986]  ? process_timeout+0x40/0x40
[  364.473053]  ? __run_timers+0x7da/0xc70
[  364.477031]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.481522]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.486019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.490253]  ? lockdep_hardirqs_on+0x296/0x5b0
[  364.494836]  ? trace_hardirqs_on+0xbd/0x310
[  364.499156]  ? kasan_check_read+0x11/0x20
[  364.503302]  ? __run_timers+0x7da/0xc70
[  364.507277]  ? trace_hardirqs_off_caller+0x310/0x310
[  364.512387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.516629]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.520866]  __run_timers+0x7e5/0xc70
[  364.524679]  ? timer_fixup_init+0x70/0x70
[  364.528828]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.533846]  ? zap_class+0x640/0x640
[  364.537577]  ? enqueue_hrtimer+0x1a5/0x560
[  364.541830]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  364.547028]  ? find_held_lock+0x36/0x1c0
[  364.551102]  ? zap_class+0x640/0x640
[  364.554819]  ? pvclock_read_flags+0x160/0x160
[  364.559317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.564854]  ? check_preemption_disabled+0x48/0x280
[  364.569879]  ? __lock_is_held+0xb5/0x140
[  364.573952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.579496]  ? check_preemption_disabled+0x48/0x280
[  364.584518]  run_timer_softirq+0x52/0xb0
[  364.588610]  ? rcu_read_lock_sched_held+0x14f/0x180
[  364.593637]  __do_softirq+0x308/0xb7e
[  364.597443]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  364.601952]  ? lock_downgrade+0x900/0x900
[  364.606110]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  364.611220]  ? pvclock_read_flags+0x160/0x160
[  364.615716]  ? lapic_next_event+0x5a/0x90
[  364.619869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.625413]  ? kvm_clock_read+0x18/0x30
[  364.629390]  ? kvm_sched_clock_read+0x9/0x20
[  364.633804]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.639343]  ? check_preemption_disabled+0x48/0x280
[  364.644368]  irq_exit+0x17f/0x1c0
[  364.647835]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.652679]  ? smp_call_function_single_interrupt+0x159/0x650
[  364.658567]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.664448]  ? interrupt_entry+0xb5/0xc0
[  364.668511]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.673544]  ? trace_hardirqs_off_caller+0xbb/0x310
[  364.678561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.683404]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.688422]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.693439]  ? task_prio+0x50/0x50
[  364.696985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.702526]  ? check_preemption_disabled+0x48/0x280
[  364.707547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.712396]  apic_timer_interrupt+0xf/0x20
[  364.716627]  </IRQ>
[  364.718864] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  364.723794] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  364.742693] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  364.750400] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  364.757665] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  364.764954] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  364.772223] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  364.779486] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  364.786800]  skb_clone+0x1bb/0x500
[  364.790347]  ? skb_split+0x11e0/0x11e0
[  364.794239]  ? check_preemption_disabled+0x48/0x280
[  364.799259]  ? __this_cpu_preempt_check+0x1c/0x20
[  364.804104]  ? __bpf_redirect+0x54b/0xb20
[  364.808257]  bpf_clone_redirect+0xb9/0x490
[  364.812516]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  364.817547]  ? __sched_text_start+0x8/0x8
[  364.821719]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.826494]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  364.831079]  ? retint_kernel+0x2d/0x2d
[  364.834990]  ? find_held_lock+0x36/0x1c0
[  364.839061]  ? lock_acquire+0x1ed/0x520
[  364.843034]  ? bpf_test_run+0x3cb/0x780
[  364.847026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.852576]  ? check_preemption_disabled+0x48/0x280
[  364.857596]  ? kasan_check_read+0x11/0x20
[  364.861740]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  364.867012]  ? rcu_softirq_qs+0x20/0x20
[  364.871020]  ? preempt_schedule+0x4d/0x60
[  364.875167]  ? ___preempt_schedule+0x16/0x18
[  364.879582]  ? bpf_test_run+0x25d/0x780
[  364.883568]  ? netlink_diag_dump+0x2a0/0x2a0
[  364.887979]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.893514]  ? bpf_test_init.isra.10+0x70/0x100
[  364.898188]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  364.902972]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  364.907817]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  364.913352]  ? fput+0x130/0x1a0
[  364.916640]  ? __bpf_prog_get+0x9b/0x290
[  364.920734]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  364.925575]  ? bpf_prog_test_run+0x130/0x1a0
[  364.929984]  ? __x64_sys_bpf+0x3d8/0x520
[  364.934042]  ? bpf_prog_get+0x20/0x20
[  364.937862]  ? do_syscall_64+0x1b9/0x820
[  364.941924]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  364.947301]  ? syscall_return_slowpath+0x5e0/0x5e0
[  364.952242]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.957090]  ? trace_hardirqs_on_caller+0x310/0x310
[  364.962109]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  364.967125]  ? prepare_exit_to_usermode+0x291/0x3b0
[  364.972149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.977002]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  364.982383] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  364.982451] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  364.988525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  364.988545] Call Trace:
[  364.988552]  <IRQ>
[  364.988569]  dump_stack+0x244/0x39d
[  364.988588]  ? dump_stack_print_info.cold.1+0x20/0x20
[  364.995117] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  365.004416]  warn_alloc.cold.116+0xb7/0x1bd
[  365.006974] syz-executor3 cpuset=syz3 mems_allowed=0
[  365.009119]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  365.042594]  ? lock_downgrade+0x900/0x900
[  365.046777]  ? trace_hardirqs_off+0xb8/0x310
[  365.051192]  ? trace_hardirqs_off+0xb8/0x310
[  365.055609]  __alloc_pages_slowpath+0x26e8/0x2e10
[  365.060491]  ? warn_alloc+0x120/0x120
[  365.064300]  ? warn_alloc+0x120/0x120
[  365.068119]  ? warn_alloc+0x120/0x120
[  365.071919]  ? print_usage_bug+0xc0/0xc0
[  365.076009]  ? print_usage_bug+0xc0/0xc0
[  365.080071]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  365.085270]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.090807]  ? should_fail+0x22d/0xd01
[  365.094698]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.099804]  ? __lock_acquire+0x62f/0x4c20
[  365.104042]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.109146]  ? __lock_acquire+0x62f/0x4c20
[  365.113379]  ? should_fail+0x22d/0xd01
[  365.117277]  ? mark_held_locks+0x130/0x130
[  365.121531]  ? mark_held_locks+0x130/0x130
[  365.125764]  ? zap_class+0x640/0x640
[  365.129488]  ? zap_class+0x640/0x640
[  365.133222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.138761]  ? check_preemption_disabled+0x48/0x280
[  365.143794]  ? __lock_is_held+0xb5/0x140
[  365.147860]  __alloc_pages_nodemask+0xa80/0xde0
[  365.152527]  ? zap_class+0x640/0x640
[  365.156246]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  365.161276]  ? find_held_lock+0x36/0x1c0
[  365.165349]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.170028]  ? lock_downgrade+0x900/0x900
[  365.174183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.179724]  cache_grow_begin+0xa5/0x8c0
[  365.183813]  ? do_raw_spin_unlock+0xa7/0x330
[  365.188232]  fallback_alloc+0x204/0x2e0
[  365.192211]  ____cache_alloc_node+0x1c7/0x1e0
[  365.196714]  __kmalloc+0x213/0x760
[  365.200260]  ? __neigh_create+0x30b/0x2130
[  365.204511]  __neigh_create+0x30b/0x2130
[  365.208588]  ? __local_bh_enable_ip+0x160/0x260
[  365.213258]  ? __local_bh_enable_ip+0x160/0x260
[  365.217946]  ? mark_held_locks+0x130/0x130
[  365.222184]  ? __local_bh_enable_ip+0x160/0x260
[  365.226852]  ? neigh_hash_alloc+0x1e0/0x1e0
[  365.231641]  ? zap_class+0x640/0x640
[  365.235356]  ? trace_hardirqs_on+0xbd/0x310
[  365.239673]  ? mark_held_locks+0xc7/0x130
[  365.243822]  ? ip6t_do_table+0xd9e/0x1d30
[  365.247974]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.253073]  ? __local_bh_enable_ip+0x160/0x260
[  365.257746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.263296]  ? lock_acquire+0x1ed/0x520
[  365.267270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.272808]  ? check_preemption_disabled+0x48/0x280
[  365.277834]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  365.283373]  ? rcu_pm_notify+0xc0/0xc0
[  365.287266]  ? zap_class+0x640/0x640
[  365.290982]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  365.296182]  ip6_finish_output2+0xa59/0x27a0
[  365.300605]  ? ip6_copy_metadata+0xe30/0xe30
[  365.305019]  ? ip6_mtu+0x39c/0x520
[  365.308559]  ? lock_downgrade+0x900/0x900
[  365.312706]  ? check_preemption_disabled+0x48/0x280
[  365.317724]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.322658]  ? kasan_check_read+0x11/0x20
[  365.326807]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.332080]  ? rcu_softirq_qs+0x20/0x20
[  365.336071]  ? ip6_mtu+0x160/0x520
[  365.339613]  ? find_match+0x10a0/0x10a0
[  365.343590]  ? kasan_check_read+0x11/0x20
[  365.347739]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.353023]  ip6_finish_output+0x58c/0xc60
[  365.357257]  ? ip6_finish_output+0x58c/0xc60
[  365.361671]  ip6_output+0x232/0x9d0
[  365.365305]  ? ip6_finish_output+0xc60/0xc60
[  365.369717]  ? ip6_fragment+0x38e0/0x38e0
[  365.373871]  ? __lock_is_held+0xb5/0x140
[  365.377957]  ndisc_send_skb+0x1005/0x1570
[  365.382117]  ? nf_hook.constprop.33+0x860/0x860
[  365.386789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.392325]  ? refcount_sub_and_test_checked+0x203/0x310
[  365.397782]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  365.403250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.408792]  ndisc_send_rs+0x134/0x6e0
[  365.412687]  addrconf_rs_timer+0x314/0x690
[  365.416946]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.421206]  call_timer_fn+0x272/0x920
[  365.425092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.429324]  ? process_timeout+0x40/0x40
[  365.433399]  ? mark_held_locks+0xc7/0x130
[  365.437551]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.442043]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.446542]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.450779]  ? lockdep_hardirqs_on+0x296/0x5b0
[  365.455363]  ? trace_hardirqs_on+0xbd/0x310
[  365.459687]  ? kasan_check_read+0x11/0x20
[  365.463833]  ? __run_timers+0x7da/0xc70
[  365.467806]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.472913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.477166]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.481400]  __run_timers+0x7e5/0xc70
[  365.485215]  ? timer_fixup_init+0x70/0x70
[  365.489391]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  365.494454]  ? zap_class+0x640/0x640
[  365.498173]  ? print_usage_bug+0xc0/0xc0
[  365.502240]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  365.507455]  ? find_held_lock+0x36/0x1c0
[  365.511538]  ? zap_class+0x640/0x640
[  365.515265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.520805]  ? check_preemption_disabled+0x48/0x280
[  365.525834]  ? __lock_is_held+0xb5/0x140
[  365.529895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.535452]  ? check_preemption_disabled+0x48/0x280
[  365.540473]  run_timer_softirq+0x52/0xb0
[  365.544534]  ? rcu_read_lock_sched_held+0x14f/0x180
[  365.549551]  __do_softirq+0x308/0xb7e
[  365.553356]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  365.557851]  ? lock_downgrade+0x900/0x900
[  365.562001]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  365.567113]  ? pvclock_read_flags+0x160/0x160
[  365.571610]  ? lapic_next_event+0x5a/0x90
[  365.575758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.581302]  ? kvm_clock_read+0x18/0x30
[  365.585274]  ? kvm_sched_clock_read+0x9/0x20
[  365.589686]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.595225]  ? check_preemption_disabled+0x48/0x280
[  365.600249]  irq_exit+0x17f/0x1c0
[  365.603702]  smp_apic_timer_interrupt+0x1cb/0x760
[  365.608545]  ? smp_call_function_single_interrupt+0x650/0x650
[  365.614430]  ? interrupt_entry+0xb5/0xc0
[  365.618511]  ? trace_hardirqs_off_caller+0xbb/0x310
[  365.623521]  ? trace_hardirqs_off_caller+0xbb/0x310
[  365.628538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.633380]  ? trace_hardirqs_on_caller+0x310/0x310
[  365.638392]  ? trace_hardirqs_on_caller+0x310/0x310
[  365.643409]  ? task_prio+0x50/0x50
[  365.646958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.652496]  ? check_preemption_disabled+0x48/0x280
[  365.657518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  365.662374]  apic_timer_interrupt+0xf/0x20
[  365.666603]  </IRQ>
[  365.668845] RIP: 0010:dump_stack+0x358/0x39d
[  365.673253] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  365.692158] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  365.699867] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  365.707131] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  365.714393] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  365.721657] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  365.728924] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  365.736219]  ? dump_stack+0x34f/0x39d
[  365.740033]  ? dump_stack_print_info.cold.1+0x20/0x20
[  365.745229]  ? mark_held_locks+0x130/0x130
[  365.749478]  ? mark_held_locks+0x130/0x130
[  365.753731]  dump_header+0x27b/0xf72
[  365.757460]  ? pagefault_out_of_memory+0x197/0x197
[  365.762412]  ? __lock_acquire+0x62f/0x4c20
[  365.766650]  ? percpu_ref_get_many+0x240/0x240
[  365.771235]  ? print_usage_bug+0xc0/0xc0
[  365.775306]  ? zap_class+0x640/0x640
[  365.779024]  ? print_usage_bug+0xc0/0xc0
[  365.783088]  ? print_usage_bug+0xc0/0xc0
[  365.787182]  ? zap_class+0x640/0x640
[  365.790905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.796458]  ? find_held_lock+0x36/0x1c0
[  365.800529]  ? mark_held_locks+0xc7/0x130
[  365.804680]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  365.809782]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  365.814913]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  365.819501]  ? trace_hardirqs_on+0xbd/0x310
[  365.823822]  ? kasan_check_read+0x11/0x20
[  365.827988]  ? ___ratelimit+0x3b4/0x672
[  365.831975]  ? trace_hardirqs_off_caller+0x310/0x310
[  365.837083]  ? trace_hardirqs_on+0x310/0x310
[  365.841494]  ? lock_downgrade+0x900/0x900
[  365.845649]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  365.850750]  ? ___ratelimit+0x3b9/0x672
[  365.854722]  ? idr_get_free+0xf70/0xf70
[  365.858695]  ? find_held_lock+0x36/0x1c0
[  365.862768]  oom_kill_process.cold.27+0x10/0x903
[  365.867537]  ? zap_class+0x640/0x640
[  365.871262]  ? check_preemption_disabled+0x48/0x280
[  365.876281]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.881212]  ? kasan_check_read+0x11/0x20
[  365.885359]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.890641]  ? oom_evaluate_task+0x540/0x540
[  365.895067]  ? find_held_lock+0x36/0x1c0
[  365.899153]  ? out_of_memory+0x974/0x1430
[  365.903306]  ? lock_downgrade+0x900/0x900
[  365.907522]  ? check_preemption_disabled+0x48/0x280
[  365.912553]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  365.917479]  ? kasan_check_read+0x11/0x20
[  365.921622]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  365.926911]  ? rcu_softirq_qs+0x20/0x20
[  365.930912]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.936457]  ? oom_evaluate_task+0x302/0x540
[  365.940870]  out_of_memory+0xa84/0x1430
[  365.944867]  ? oom_killer_disable+0x3a0/0x3a0
[  365.949378]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  365.954340]  ? __ww_mutex_check_waiters+0x160/0x160
[  365.959370]  __alloc_pages_slowpath+0x2354/0x2e10
[  365.964243]  ? warn_alloc+0x120/0x120
[  365.968044]  ? mark_held_locks+0x130/0x130
[  365.972285]  ? find_get_entry+0xaae/0x1120
[  365.976528]  ? filemap_map_pages+0x1a20/0x1a20
[  365.981113]  ? zap_class+0x640/0x640
[  365.984834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.990376]  ? check_preemption_disabled+0x48/0x280
[  365.995391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.000927]  ? should_fail+0x22d/0xd01
[  366.004825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.009949]  ? zap_class+0x640/0x640
[  366.013690]  ? __lock_is_held+0xb5/0x140
[  366.017766]  ? mark_held_locks+0x130/0x130
[  366.022021]  ? lock_release+0xa00/0xa00
[  366.026000]  ? perf_trace_sched_process_exec+0x860/0x860
[  366.031455]  ? xa_load+0x2ba/0x460
[  366.035008]  ? lock_downgrade+0x900/0x900
[  366.039158]  ? __might_sleep+0x95/0x190
[  366.043136]  __alloc_pages_nodemask+0xa80/0xde0
[  366.047813]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  366.052829]  ? __page_cache_alloc+0x191/0x5c0
[  366.057327]  ? xa_load+0x2e1/0x460
[  366.060869]  ? xa_clear_mark+0x40/0x40
[  366.064757]  ? zap_class+0x640/0x640
[  366.068483]  ? zap_class+0x640/0x640
[  366.072193]  ? zap_class+0x640/0x640
[  366.075905]  ? __do_page_cache_readahead+0x663/0x810
[  366.081036]  ? find_held_lock+0x36/0x1c0
[  366.085117]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  366.090665]  alloc_pages_current+0x173/0x350
[  366.095081]  __page_cache_alloc+0x38c/0x5c0
[  366.099571]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  366.104530]  ? kasan_check_read+0x11/0x20
[  366.108681]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.113986]  ? generic_perform_write+0x6a0/0x6a0
[  366.118742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.124282]  ? check_preemption_disabled+0x48/0x280
[  366.129311]  filemap_fault+0x1595/0x25f0
[  366.133385]  ? __lock_page_or_retry+0xa00/0xa00
[  366.138061]  ? mark_held_locks+0x130/0x130
[  366.142304]  ? filemap_map_pages+0xd6b/0x1a20
[  366.146799]  ? lock_downgrade+0x900/0x900
[  366.150956]  ? check_preemption_disabled+0x48/0x280
[  366.155982]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  366.160915]  ? kasan_check_read+0x11/0x20
[  366.165080]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.170358]  ? rcu_softirq_qs+0x20/0x20
[  366.174347]  ? filemap_map_pages+0xd92/0x1a20
[  366.178846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.184391]  ? find_get_entries_tag+0x1400/0x1400
[  366.189247]  ? __lock_acquire+0x62f/0x4c20
[  366.193497]  ? lock_acquire+0x1ed/0x520
[  366.197472]  ? ext4_filemap_fault+0x7a/0xad
[  366.201800]  ? lock_release+0xa00/0xa00
[  366.205776]  ? perf_trace_sched_process_exec+0x860/0x860
[  366.211242]  ? print_usage_bug+0xc0/0xc0
[  366.215304]  ? print_usage_bug+0xc0/0xc0
[  366.219375]  ? down_read+0x8d/0x120
[  366.222997]  ? ext4_filemap_fault+0x7a/0xad
[  366.227357]  ? __down_interruptible+0x700/0x700
[  366.232033]  ext4_filemap_fault+0x82/0xad
[  366.236189]  __do_fault+0x100/0x6b0
[  366.239819]  ? pmd_devmap_trans_unstable+0x220/0x220
[  366.244927]  ? mark_held_locks+0x130/0x130
[  366.249174]  ? mark_held_locks+0x130/0x130
[  366.253410]  ? find_held_lock+0x36/0x1c0
[  366.257485]  ? find_held_lock+0x36/0x1c0
[  366.261548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.267094]  __handle_mm_fault+0x3ea0/0x5be0
[  366.271503]  ? poll_select_copy_remaining+0x18c/0x6a0
[  366.276700]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  366.281552]  ? __might_fault+0x12b/0x1e0
[  366.285617]  ? lock_downgrade+0x900/0x900
[  366.289797]  ? zap_class+0x640/0x640
[  366.293541]  ? zap_class+0x640/0x640
[  366.297262]  ? find_held_lock+0x36/0x1c0
[  366.301363]  ? handle_mm_fault+0x42a/0xc70
[  366.305595]  ? lock_downgrade+0x900/0x900
[  366.309744]  ? check_preemption_disabled+0x48/0x280
[  366.314769]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  366.319697]  ? kasan_check_read+0x11/0x20
[  366.323845]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.329119]  ? rcu_softirq_qs+0x20/0x20
[  366.333095]  ? trace_hardirqs_off_caller+0x310/0x310
[  366.338199]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.343735]  ? check_preemption_disabled+0x48/0x280
[  366.348756]  handle_mm_fault+0x54f/0xc70
[  366.352824]  ? __handle_mm_fault+0x5be0/0x5be0
[  366.357415]  ? find_vma+0x34/0x190
[  366.360974]  __do_page_fault+0x5e8/0xe60
[  366.365051]  ? trace_hardirqs_off+0xb8/0x310
[  366.369490]  do_page_fault+0xf2/0x7e0
[  366.373291]  ? vmalloc_sync_all+0x30/0x30
[  366.377461]  ? error_entry+0x70/0xd0
[  366.381175]  ? trace_hardirqs_off_caller+0xbb/0x310
[  366.386189]  ? trace_hardirqs_on_caller+0xc0/0x310
[  366.391118]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.396049]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.400892]  ? trace_hardirqs_on_caller+0x310/0x310
[  366.405905]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  366.411366]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  366.416383]  ? prepare_exit_to_usermode+0x291/0x3b0
[  366.421400]  ? page_fault+0x8/0x30
[  366.424959]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.429819]  ? page_fault+0x8/0x30
[  366.433360]  page_fault+0x1e/0x30
[  366.436815] RIP: 0033:0x7fc801b82dd3
[  366.440536] Code: Bad RIP value.
[  366.443915] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  366.449282] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  366.456563] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  366.463832] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  366.471111] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  366.478393] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  366.485688] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  366.485693] warn_alloc_show_mem: 1 callbacks suppressed
[  366.485701] Mem-Info:
[  366.492988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.498358] active_anon:48903 inactive_anon:193 isolated_anon:0
[  366.498358]  active_file:14 inactive_file:14 isolated_file:0
[  366.498358]  unevictable:0 dirty:0 writeback:0 unstable:0
[  366.498358]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  366.498358]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  366.498358]  free:13784 free_pcp:349 free_cma:0
[  366.500726] Call Trace:
[  366.510112] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  366.542968]  <IRQ>
[  366.545555] 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
[  366.573065]  dump_stack+0x244/0x39d
[  366.575191] lowmem_reserve[]: 0 2818 6321 6321
[  366.601294]  ? dump_stack_print_info.cold.1+0x20/0x20
[  366.604893] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  366.609484]  warn_alloc.cold.116+0xb7/0x1bd
[  366.614636] lowmem_reserve[]: 0 0 3503 3503
[  366.641970]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.646266] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  366.650581]  ? lock_downgrade+0x900/0x900
[  366.655393] lowmem_reserve[]: 0 0 0 0
[  366.684454]  ? trace_hardirqs_off+0xb8/0x310
[  366.688586] 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
[  366.692377]  ? trace_hardirqs_off+0xb8/0x310
[  366.696770] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  366.710290]  __alloc_pages_slowpath+0x26e8/0x2e10
[  366.714664] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  366.730038]  ? warn_alloc+0x120/0x120
[  366.734837] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  366.750083]  ? print_usage_bug+0xc0/0xc0
[  366.753863] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  366.762686]  ? warn_alloc+0x120/0x120
[  366.766736] 272 total pagecache pages
[  366.775319]  ? warn_alloc+0x120/0x120
[  366.779102] 0 pages in swap cache
[  366.782884]  ? print_usage_bug+0xc0/0xc0
[  366.786662] Swap cache stats: add 0, delete 0, find 0/0
[  366.790108]  ? print_usage_bug+0xc0/0xc0
[  366.794144] Free swap  = 0kB
[  366.799505]  ? __lock_acquire+0x62f/0x4c20
[  366.803541] Total swap = 0kB
[  366.806551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.810753] 1965979 pages RAM
[  366.813762]  ? should_fail+0x22d/0xd01
[  366.819274] 0 pages HighMem/MovableOnly
[  366.822370]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.826229] 342853 pages reserved
[  366.830196]  ? __lock_acquire+0x62f/0x4c20
[  366.835276] 0 pages cma reserved
[  366.838724]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.843774] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.846301]  ? __lock_acquire+0x62f/0x4c20
[  366.851382] init cpuset=/ mems_allowed=0
[  366.861069]  ? should_fail+0x22d/0xd01
[  366.861101]  ? find_held_lock+0x36/0x1c0
[  366.877286]  ? mark_held_locks+0x130/0x130
[  366.881544]  ? mark_held_locks+0x130/0x130
[  366.885775]  ? zap_class+0x640/0x640
[  366.889490]  ? zap_class+0x640/0x640
[  366.893205]  ? print_usage_bug+0xc0/0xc0
[  366.897280]  ? do_raw_spin_unlock+0xa7/0x330
[  366.901698]  ? zap_class+0x640/0x640
[  366.905428]  ? print_usage_bug+0xc0/0xc0
[  366.909513]  ? wq_watchdog_touch+0x9c/0xfe
[  366.913749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.919318]  ? check_preemption_disabled+0x48/0x280
[  366.924346]  ? __lock_is_held+0xb5/0x140
[  366.928419]  __alloc_pages_nodemask+0xa80/0xde0
[  366.933090]  ? zap_class+0x640/0x640
[  366.936827]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  366.941856]  ? find_held_lock+0x36/0x1c0
[  366.945966]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.950639]  ? lock_downgrade+0x900/0x900
[  366.954797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.960343]  cache_grow_begin+0xa5/0x8c0
[  366.964417]  ? do_raw_spin_unlock+0xa7/0x330
[  366.968830]  fallback_alloc+0x204/0x2e0
[  366.972809]  ____cache_alloc_node+0x1c7/0x1e0
[  366.977313]  kmem_cache_alloc_node+0xe3/0x730
[  366.981811]  ? ipv6_get_ifaddr+0x42e/0x620
[  366.986055]  __alloc_skb+0x119/0x770
[  366.989784]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  366.995077]  ? netdev_alloc_frag+0x1f0/0x1f0
[  366.999487]  ? lock_downgrade+0x900/0x900
[  367.003643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.009175]  ? refcount_sub_and_test_checked+0x203/0x310
[  367.014655]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  367.020103]  ? addrconf_rs_timer+0x690/0x690
[  367.024527]  ndisc_alloc_skb+0x144/0x340
[  367.028590]  ndisc_send_rs+0x331/0x6e0
[  367.032510]  addrconf_rs_timer+0x314/0x690
[  367.036754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.040999]  call_timer_fn+0x272/0x920
[  367.044887]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.049121]  ? process_timeout+0x40/0x40
[  367.053194]  ? __run_timers+0x7da/0xc70
[  367.057172]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.061662]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.066155]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.070394]  ? lockdep_hardirqs_on+0x296/0x5b0
[  367.075000]  ? trace_hardirqs_on+0xbd/0x310
[  367.079321]  ? kasan_check_read+0x11/0x20
[  367.083482]  ? __run_timers+0x7da/0xc70
[  367.087500]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.092618]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.096858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.101089]  __run_timers+0x7e5/0xc70
[  367.104902]  ? timer_fixup_init+0x70/0x70
[  367.109059]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  367.114080]  ? zap_class+0x640/0x640
[  367.117795]  ? enqueue_hrtimer+0x1a5/0x560
[  367.122044]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  367.127239]  ? find_held_lock+0x36/0x1c0
[  367.131304]  ? zap_class+0x640/0x640
[  367.135025]  ? pvclock_read_flags+0x160/0x160
[  367.139520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.145058]  ? check_preemption_disabled+0x48/0x280
[  367.150079]  ? __lock_is_held+0xb5/0x140
[  367.154143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.159679]  ? check_preemption_disabled+0x48/0x280
[  367.164701]  run_timer_softirq+0x52/0xb0
[  367.168763]  ? rcu_read_lock_sched_held+0x14f/0x180
[  367.173781]  __do_softirq+0x308/0xb7e
[  367.177590]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  367.182099]  ? lock_downgrade+0x900/0x900
[  367.186253]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  367.191362]  ? pvclock_read_flags+0x160/0x160
[  367.195878]  ? lapic_next_event+0x5a/0x90
[  367.200026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.205572]  ? kvm_clock_read+0x18/0x30
[  367.209544]  ? kvm_sched_clock_read+0x9/0x20
[  367.213967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.219508]  ? check_preemption_disabled+0x48/0x280
[  367.224539]  irq_exit+0x17f/0x1c0
[  367.228121]  smp_apic_timer_interrupt+0x1cb/0x760
[  367.232969]  ? smp_call_function_single_interrupt+0x159/0x650
[  367.238857]  ? smp_call_function_single_interrupt+0x650/0x650
[  367.244753]  ? interrupt_entry+0xb5/0xc0
[  367.248816]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.253830]  ? trace_hardirqs_off_caller+0xbb/0x310
[  367.258852]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.263696]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.268714]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.273728]  ? task_prio+0x50/0x50
[  367.277275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.282816]  ? check_preemption_disabled+0x48/0x280
[  367.287836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.292689]  apic_timer_interrupt+0xf/0x20
[  367.296915]  </IRQ>
[  367.299164] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  367.304093] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  367.323008] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  367.330717] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  367.337984] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  367.345253] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  367.352518] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  367.359785] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  367.367099]  skb_clone+0x1bb/0x500
[  367.370657]  ? skb_split+0x11e0/0x11e0
[  367.374557]  ? check_preemption_disabled+0x48/0x280
[  367.379581]  ? __this_cpu_preempt_check+0x1c/0x20
[  367.384425]  ? __bpf_redirect+0x54b/0xb20
[  367.388582]  bpf_clone_redirect+0xb9/0x490
[  367.392828]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  367.397867]  ? __sched_text_start+0x8/0x8
[  367.402026]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  367.406790]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  367.411414]  ? retint_kernel+0x2d/0x2d
[  367.415303]  ? find_held_lock+0x36/0x1c0
[  367.419374]  ? lock_acquire+0x1ed/0x520
[  367.423347]  ? bpf_test_run+0x3cb/0x780
[  367.427324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.432860]  ? check_preemption_disabled+0x48/0x280
[  367.437885]  ? kasan_check_read+0x11/0x20
[  367.442031]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.447310]  ? rcu_softirq_qs+0x20/0x20
[  367.451288]  ? preempt_schedule+0x4d/0x60
[  367.455441]  ? ___preempt_schedule+0x16/0x18
[  367.459871]  ? bpf_test_run+0x25d/0x780
[  367.463856]  ? netlink_diag_dump+0x2a0/0x2a0
[  367.468272]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.473807]  ? bpf_test_init.isra.10+0x70/0x100
[  367.478484]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  367.483255]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  367.488097]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  367.493635]  ? fput+0x130/0x1a0
[  367.496919]  ? __bpf_prog_get+0x9b/0x290
[  367.500999]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  367.505840]  ? bpf_prog_test_run+0x130/0x1a0
[  367.510256]  ? __x64_sys_bpf+0x3d8/0x520
[  367.514315]  ? bpf_prog_get+0x20/0x20
[  367.518137]  ? do_syscall_64+0x1b9/0x820
[  367.522195]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  367.527564]  ? syscall_return_slowpath+0x5e0/0x5e0
[  367.532492]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.537338]  ? trace_hardirqs_on_caller+0x310/0x310
[  367.542359]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  367.547376]  ? prepare_exit_to_usermode+0x291/0x3b0
[  367.552399]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.557248]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  367.562631] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  367.562722] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  367.568780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  367.568786] Call Trace:
[  367.568793]  <IRQ>
[  367.568812]  dump_stack+0x244/0x39d
[  367.568830]  ? dump_stack_print_info.cold.1+0x20/0x20
[  367.575361] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  367.584666]  warn_alloc.cold.116+0xb7/0x1bd
[  367.587218] syz-executor3 cpuset=syz3 mems_allowed=0
[  367.589379]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  367.622871]  ? lock_downgrade+0x900/0x900
[  367.627030]  ? trace_hardirqs_off+0xb8/0x310
[  367.631448]  ? trace_hardirqs_off+0xb8/0x310
[  367.635879]  __alloc_pages_slowpath+0x26e8/0x2e10
[  367.640750]  ? warn_alloc+0x120/0x120
[  367.644556]  ? warn_alloc+0x120/0x120
[  367.648449]  ? veth_xmit+0x422/0xbe0
[  367.652171]  ? warn_alloc+0x120/0x120
[  367.655992]  ? print_usage_bug+0xc0/0xc0
[  367.660061]  ? kasan_check_read+0x11/0x20
[  367.664213]  ? print_usage_bug+0xc0/0xc0
[  367.668274]  ? rcu_softirq_qs+0x20/0x20
[  367.672254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.677795]  ? check_preemption_disabled+0x48/0x280
[  367.682807]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  367.688345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.693881]  ? should_fail+0x22d/0xd01
[  367.697772]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.702880]  ? __lock_acquire+0x62f/0x4c20
[  367.707120]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.712222]  ? __lock_acquire+0x62f/0x4c20
[  367.716460]  ? should_fail+0x22d/0xd01
[  367.720363]  ? mark_held_locks+0x130/0x130
[  367.724607]  ? mark_held_locks+0x130/0x130
[  367.728843]  ? dev_hard_start_xmit+0x42c/0xc80
[  367.733430]  ? zap_class+0x640/0x640
[  367.737153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.742696]  ? check_preemption_disabled+0x48/0x280
[  367.747725]  ? __lock_is_held+0xb5/0x140
[  367.751797]  __alloc_pages_nodemask+0xa80/0xde0
[  367.756471]  ? zap_class+0x640/0x640
[  367.760190]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  367.765219]  ? find_held_lock+0x36/0x1c0
[  367.769294]  ? ____cache_alloc_node+0x1c7/0x1e0
[  367.773972]  ? lock_downgrade+0x900/0x900
[  367.778126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.783666]  cache_grow_begin+0xa5/0x8c0
[  367.787738]  ? do_raw_spin_unlock+0xa7/0x330
[  367.792153]  fallback_alloc+0x204/0x2e0
[  367.796137]  ____cache_alloc_node+0x1c7/0x1e0
[  367.800641]  __kmalloc+0x213/0x760
[  367.804185]  ? __neigh_create+0x30b/0x2130
[  367.808423]  __neigh_create+0x30b/0x2130
[  367.812491]  ? __local_bh_enable_ip+0x160/0x260
[  367.817160]  ? __local_bh_enable_ip+0x160/0x260
[  367.821842]  ? mark_held_locks+0x130/0x130
[  367.826079]  ? __local_bh_enable_ip+0x160/0x260
[  367.830751]  ? neigh_hash_alloc+0x1e0/0x1e0
[  367.835104]  ? zap_class+0x640/0x640
[  367.838822]  ? trace_hardirqs_on+0xbd/0x310
[  367.843141]  ? mark_held_locks+0xc7/0x130
[  367.847289]  ? ip6t_do_table+0xd9e/0x1d30
[  367.851441]  ? trace_hardirqs_off_caller+0x310/0x310
[  367.856546]  ? __local_bh_enable_ip+0x160/0x260
[  367.861219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.866762]  ? lock_acquire+0x1ed/0x520
[  367.870741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.876281]  ? check_preemption_disabled+0x48/0x280
[  367.881311]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  367.886854]  ? rcu_pm_notify+0xc0/0xc0
[  367.890745]  ? zap_class+0x640/0x640
[  367.894467]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  367.899675]  ip6_finish_output2+0xa59/0x27a0
[  367.904097]  ? ip6_copy_metadata+0xe30/0xe30
[  367.908515]  ? ip6_mtu+0x39c/0x520
[  367.912058]  ? lock_downgrade+0x900/0x900
[  367.916210]  ? check_preemption_disabled+0x48/0x280
[  367.921227]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  367.926159]  ? kasan_check_read+0x11/0x20
[  367.930311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.935585]  ? rcu_softirq_qs+0x20/0x20
[  367.939577]  ? ip6_mtu+0x160/0x520
[  367.943116]  ? find_match+0x10a0/0x10a0
[  367.947094]  ? kasan_check_read+0x11/0x20
[  367.951241]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  367.956525]  ip6_finish_output+0x58c/0xc60
[  367.960759]  ? ip6_finish_output+0x58c/0xc60
[  367.965173]  ip6_output+0x232/0x9d0
[  367.968802]  ? ip6_finish_output+0xc60/0xc60
[  367.973212]  ? ip6_fragment+0x38e0/0x38e0
[  367.977359]  ? __lock_is_held+0xb5/0x140
[  367.981434]  ndisc_send_skb+0x1005/0x1570
[  367.985595]  ? nf_hook.constprop.33+0x860/0x860
[  367.990269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.995805]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.001258]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.006720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.012264]  ndisc_send_rs+0x134/0x6e0
[  368.016159]  addrconf_rs_timer+0x314/0x690
[  368.020400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.024648]  call_timer_fn+0x272/0x920
[  368.028532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.032767]  ? process_timeout+0x40/0x40
[  368.036838]  ? mark_held_locks+0xc7/0x130
[  368.040987]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.045478]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.049974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.054213]  ? lockdep_hardirqs_on+0x296/0x5b0
[  368.058800]  ? trace_hardirqs_on+0xbd/0x310
[  368.063122]  ? kasan_check_read+0x11/0x20
[  368.067268]  ? __run_timers+0x7da/0xc70
[  368.071245]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.076357]  ? __queue_work+0x1440/0x1440
[  368.080511]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.084744]  __run_timers+0x7e5/0xc70
[  368.088554]  ? timer_fixup_init+0x70/0x70
[  368.092705]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  368.097879]  ? zap_class+0x640/0x640
[  368.101601]  ? print_usage_bug+0xc0/0xc0
[  368.105664]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  368.110862]  ? find_held_lock+0x36/0x1c0
[  368.114940]  ? zap_class+0x640/0x640
[  368.118664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.124205]  ? check_preemption_disabled+0x48/0x280
[  368.129232]  ? __lock_is_held+0xb5/0x140
[  368.133294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.138830]  ? check_preemption_disabled+0x48/0x280
[  368.143849]  run_timer_softirq+0x52/0xb0
[  368.147910]  ? rcu_read_lock_sched_held+0x14f/0x180
[  368.152942]  __do_softirq+0x308/0xb7e
[  368.156748]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  368.161242]  ? lock_downgrade+0x900/0x900
[  368.165397]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  368.170513]  ? pvclock_read_flags+0x160/0x160
[  368.175015]  ? lapic_next_event+0x5a/0x90
[  368.179164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.184708]  ? kvm_clock_read+0x18/0x30
[  368.188690]  ? kvm_sched_clock_read+0x9/0x20
[  368.193103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.198646]  ? check_preemption_disabled+0x48/0x280
[  368.203677]  irq_exit+0x17f/0x1c0
[  368.207132]  smp_apic_timer_interrupt+0x1cb/0x760
[  368.211976]  ? smp_call_function_single_interrupt+0x650/0x650
[  368.217863]  ? interrupt_entry+0xb5/0xc0
[  368.221924]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.226968]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.231990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.236832]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.241859]  ? trace_hardirqs_on_caller+0x310/0x310
[  368.246889]  ? task_prio+0x50/0x50
[  368.250431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.255974]  ? check_preemption_disabled+0x48/0x280
[  368.261000]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.265855]  apic_timer_interrupt+0xf/0x20
[  368.270084]  </IRQ>
[  368.272323] RIP: 0010:dump_stack+0x358/0x39d
[  368.276734] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  368.295629] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  368.303366] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  368.310632] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  368.317915] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  368.325189] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  368.332460] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  368.339778]  ? dump_stack+0x34f/0x39d
[  368.343598]  ? dump_stack_print_info.cold.1+0x20/0x20
[  368.348805]  ? mark_held_locks+0x130/0x130
[  368.353040]  ? mark_held_locks+0x130/0x130
[  368.357284]  dump_header+0x27b/0xf72
[  368.361011]  ? pagefault_out_of_memory+0x197/0x197
[  368.365955]  ? __lock_acquire+0x62f/0x4c20
[  368.370194]  ? percpu_ref_get_many+0x240/0x240
[  368.374779]  ? print_usage_bug+0xc0/0xc0
[  368.378848]  ? zap_class+0x640/0x640
[  368.382562]  ? print_usage_bug+0xc0/0xc0
[  368.386625]  ? print_usage_bug+0xc0/0xc0
[  368.390686]  ? zap_class+0x640/0x640
[  368.394411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.399962]  ? find_held_lock+0x36/0x1c0
[  368.404035]  ? mark_held_locks+0xc7/0x130
[  368.408190]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  368.413290]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  368.418393]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  368.423007]  ? trace_hardirqs_on+0xbd/0x310
[  368.427334]  ? kasan_check_read+0x11/0x20
[  368.431482]  ? ___ratelimit+0x3b4/0x672
[  368.435463]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.440565]  ? trace_hardirqs_on+0x310/0x310
[  368.444974]  ? lock_downgrade+0x900/0x900
[  368.449129]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  368.454238]  ? ___ratelimit+0x3b9/0x672
[  368.458212]  ? idr_get_free+0xf70/0xf70
[  368.462183]  ? find_held_lock+0x36/0x1c0
[  368.466252]  oom_kill_process.cold.27+0x10/0x903
[  368.471007]  ? zap_class+0x640/0x640
[  368.474728]  ? check_preemption_disabled+0x48/0x280
[  368.479747]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  368.484675]  ? kasan_check_read+0x11/0x20
[  368.488824]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.494100]  ? oom_evaluate_task+0x540/0x540
[  368.498526]  ? find_held_lock+0x36/0x1c0
[  368.502623]  ? out_of_memory+0x974/0x1430
[  368.506786]  ? lock_downgrade+0x900/0x900
[  368.510942]  ? check_preemption_disabled+0x48/0x280
[  368.515974]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  368.520907]  ? kasan_check_read+0x11/0x20
[  368.525060]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.530336]  ? rcu_softirq_qs+0x20/0x20
[  368.534315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.539850]  ? oom_evaluate_task+0x302/0x540
[  368.544263]  out_of_memory+0xa84/0x1430
[  368.548246]  ? oom_killer_disable+0x3a0/0x3a0
[  368.552740]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  368.557671]  ? __ww_mutex_check_waiters+0x160/0x160
[  368.562700]  __alloc_pages_slowpath+0x2354/0x2e10
[  368.567574]  ? warn_alloc+0x120/0x120
[  368.571372]  ? mark_held_locks+0x130/0x130
[  368.575611]  ? find_get_entry+0xaae/0x1120
[  368.579856]  ? filemap_map_pages+0x1a20/0x1a20
[  368.584450]  ? zap_class+0x640/0x640
[  368.588173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.593712]  ? check_preemption_disabled+0x48/0x280
[  368.598728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.604264]  ? should_fail+0x22d/0xd01
[  368.608158]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.613264]  ? zap_class+0x640/0x640
[  368.617006]  ? __lock_is_held+0xb5/0x140
[  368.621079]  ? mark_held_locks+0x130/0x130
[  368.625320]  ? lock_release+0xa00/0xa00
[  368.629303]  ? perf_trace_sched_process_exec+0x860/0x860
[  368.634770]  ? xa_load+0x2ba/0x460
[  368.638310]  ? lock_downgrade+0x900/0x900
[  368.642470]  ? __might_sleep+0x95/0x190
[  368.646479]  __alloc_pages_nodemask+0xa80/0xde0
[  368.651153]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  368.656172]  ? __page_cache_alloc+0x191/0x5c0
[  368.660667]  ? xa_load+0x2e1/0x460
[  368.664207]  ? xa_clear_mark+0x40/0x40
[  368.668100]  ? zap_class+0x640/0x640
[  368.671838]  ? zap_class+0x640/0x640
[  368.675551]  ? zap_class+0x640/0x640
[  368.679264]  ? __do_page_cache_readahead+0x663/0x810
[  368.684370]  ? find_held_lock+0x36/0x1c0
[  368.688437]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  368.693987]  alloc_pages_current+0x173/0x350
[  368.698412]  __page_cache_alloc+0x38c/0x5c0
[  368.702738]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  368.707682]  ? kasan_check_read+0x11/0x20
[  368.711829]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.717106]  ? generic_perform_write+0x6a0/0x6a0
[  368.721864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.727403]  ? check_preemption_disabled+0x48/0x280
[  368.732427]  filemap_fault+0x1595/0x25f0
[  368.736501]  ? __lock_page_or_retry+0xa00/0xa00
[  368.741169]  ? mark_held_locks+0x130/0x130
[  368.745410]  ? filemap_map_pages+0xd6b/0x1a20
[  368.749908]  ? lock_downgrade+0x900/0x900
[  368.754074]  ? check_preemption_disabled+0x48/0x280
[  368.759090]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  368.764020]  ? kasan_check_read+0x11/0x20
[  368.768165]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.773438]  ? rcu_softirq_qs+0x20/0x20
[  368.777481]  ? filemap_map_pages+0xd92/0x1a20
[  368.782010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.787553]  ? find_get_entries_tag+0x1400/0x1400
[  368.792401]  ? __lock_acquire+0x62f/0x4c20
[  368.796645]  ? lock_acquire+0x1ed/0x520
[  368.800621]  ? ext4_filemap_fault+0x7a/0xad
[  368.804956]  ? lock_release+0xa00/0xa00
[  368.808950]  ? perf_trace_sched_process_exec+0x860/0x860
[  368.814415]  ? print_usage_bug+0xc0/0xc0
[  368.818482]  ? print_usage_bug+0xc0/0xc0
[  368.822557]  ? down_read+0x8d/0x120
[  368.826179]  ? ext4_filemap_fault+0x7a/0xad
[  368.830498]  ? __down_interruptible+0x700/0x700
[  368.835176]  ext4_filemap_fault+0x82/0xad
[  368.839324]  __do_fault+0x100/0x6b0
[  368.842976]  ? pmd_devmap_trans_unstable+0x220/0x220
[  368.848088]  ? mark_held_locks+0x130/0x130
[  368.852340]  ? mark_held_locks+0x130/0x130
[  368.856569]  ? find_held_lock+0x36/0x1c0
[  368.860638]  ? find_held_lock+0x36/0x1c0
[  368.864703]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.870242]  __handle_mm_fault+0x3ea0/0x5be0
[  368.874649]  ? poll_select_copy_remaining+0x18c/0x6a0
[  368.879846]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  368.884694]  ? __might_fault+0x12b/0x1e0
[  368.888758]  ? lock_downgrade+0x900/0x900
[  368.892918]  ? zap_class+0x640/0x640
[  368.896642]  ? zap_class+0x640/0x640
[  368.900374]  ? find_held_lock+0x36/0x1c0
[  368.904466]  ? handle_mm_fault+0x42a/0xc70
[  368.908698]  ? lock_downgrade+0x900/0x900
[  368.912844]  ? check_preemption_disabled+0x48/0x280
[  368.917868]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  368.922810]  ? kasan_check_read+0x11/0x20
[  368.926967]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  368.932243]  ? rcu_softirq_qs+0x20/0x20
[  368.936221]  ? trace_hardirqs_off_caller+0x310/0x310
[  368.941324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.946859]  ? check_preemption_disabled+0x48/0x280
[  368.951884]  handle_mm_fault+0x54f/0xc70
[  368.955959]  ? __handle_mm_fault+0x5be0/0x5be0
[  368.960550]  ? find_vma+0x34/0x190
[  368.964097]  __do_page_fault+0x5e8/0xe60
[  368.968165]  ? trace_hardirqs_off+0xb8/0x310
[  368.972587]  do_page_fault+0xf2/0x7e0
[  368.976387]  ? vmalloc_sync_all+0x30/0x30
[  368.980539]  ? error_entry+0x70/0xd0
[  368.984253]  ? trace_hardirqs_off_caller+0xbb/0x310
[  368.989271]  ? trace_hardirqs_on_caller+0xc0/0x310
[  368.994217]  ? syscall_return_slowpath+0x5e0/0x5e0
[  368.999143]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.003985]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.009037]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.014485]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  369.019508]  ? prepare_exit_to_usermode+0x291/0x3b0
[  369.024523]  ? page_fault+0x8/0x30
[  369.028066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.032912]  ? page_fault+0x8/0x30
[  369.036467]  page_fault+0x1e/0x30
[  369.039918] RIP: 0033:0x7fc801b82dd3
[  369.043647] Code: Bad RIP value.
[  369.047012] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  369.052371] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  369.059636] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  369.066912] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  369.074183] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  369.081455] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  369.088753] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  369.088758] warn_alloc_show_mem: 1 callbacks suppressed
[  369.088765] Mem-Info:
[  369.096039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.101423] active_anon:48903 inactive_anon:193 isolated_anon:0
[  369.101423]  active_file:14 inactive_file:14 isolated_file:0
[  369.101423]  unevictable:0 dirty:0 writeback:0 unstable:0
[  369.101423]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  369.101423]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  369.101423]  free:13784 free_pcp:349 free_cma:0
[  369.103793] Call Trace:
[  369.113196] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  369.146047]  <IRQ>
[  369.148619] 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
[  369.176123]  dump_stack+0x244/0x39d
[  369.178242] lowmem_reserve[]: 0 2818 6321 6321
[  369.204345]  ? dump_stack_print_info.cold.1+0x20/0x20
[  369.207964] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  369.212555]  warn_alloc.cold.116+0xb7/0x1bd
[  369.217712] lowmem_reserve[]: 0 0 3503 3503
[  369.245142]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  369.249439] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  369.254364]  ? lock_downgrade+0x900/0x900
[  369.259181] lowmem_reserve[]: 0 0 0 0
[  369.288252]  ? trace_hardirqs_off+0xb8/0x310
[  369.292367] 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
[  369.296161]  ? trace_hardirqs_off+0xb8/0x310
[  369.300538] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  369.314057]  __alloc_pages_slowpath+0x26e8/0x2e10
[  369.318435] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  369.333799]  ? warn_alloc+0x120/0x120
[  369.338598] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  369.353842]  ? print_usage_bug+0xc0/0xc0
[  369.357624] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  369.366447]  ? warn_alloc+0x120/0x120
[  369.370492] 272 total pagecache pages
[  369.379063]  ? warn_alloc+0x120/0x120
[  369.382847] 0 pages in swap cache
[  369.386663]  ? print_usage_bug+0xc0/0xc0
[  369.390443] Swap cache stats: add 0, delete 0, find 0/0
[  369.393902]  ? print_usage_bug+0xc0/0xc0
[  369.397961] Free swap  = 0kB
[  369.403320]  ? __lock_acquire+0x62f/0x4c20
[  369.407360] Total swap = 0kB
[  369.410384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.414624] 1965979 pages RAM
[  369.417637]  ? should_fail+0x22d/0xd01
[  369.423147] 0 pages HighMem/MovableOnly
[  369.426248]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.430112] 342853 pages reserved
[  369.434076]  ? __lock_acquire+0x62f/0x4c20
[  369.439152] 0 pages cma reserved
[  369.442596]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.447147] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.450203]  ? __lock_acquire+0x62f/0x4c20
[  369.455285] init cpuset=/ mems_allowed=0
[  369.464989]  ? should_fail+0x22d/0xd01
[  369.477133]  ? find_held_lock+0x36/0x1c0
[  369.481233]  ? mark_held_locks+0x130/0x130
[  369.485490]  ? mark_held_locks+0x130/0x130
[  369.489743]  ? zap_class+0x640/0x640
[  369.493466]  ? zap_class+0x640/0x640
[  369.497194]  ? print_usage_bug+0xc0/0xc0
[  369.501254]  ? do_raw_spin_unlock+0xa7/0x330
[  369.505665]  ? zap_class+0x640/0x640
[  369.509377]  ? print_usage_bug+0xc0/0xc0
[  369.513435]  ? wq_watchdog_touch+0x9c/0xfe
[  369.517677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.523219]  ? check_preemption_disabled+0x48/0x280
[  369.528248]  ? __lock_is_held+0xb5/0x140
[  369.532315]  __alloc_pages_nodemask+0xa80/0xde0
[  369.536985]  ? zap_class+0x640/0x640
[  369.540702]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  369.545727]  ? find_held_lock+0x36/0x1c0
[  369.549802]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.554471]  ? lock_downgrade+0x900/0x900
[  369.558631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.564172]  cache_grow_begin+0xa5/0x8c0
[  369.568230]  ? do_raw_spin_unlock+0xa7/0x330
[  369.572646]  fallback_alloc+0x204/0x2e0
[  369.576629]  ____cache_alloc_node+0x1c7/0x1e0
[  369.581129]  kmem_cache_alloc_node+0xe3/0x730
[  369.585640]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.589897]  __alloc_skb+0x119/0x770
[  369.593620]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  369.598916]  ? netdev_alloc_frag+0x1f0/0x1f0
[  369.603338]  ? lock_downgrade+0x900/0x900
[  369.607497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.613033]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.618491]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.623966]  ? addrconf_rs_timer+0x690/0x690
[  369.628387]  ndisc_alloc_skb+0x144/0x340
[  369.632469]  ndisc_send_rs+0x331/0x6e0
[  369.636375]  addrconf_rs_timer+0x314/0x690
[  369.640614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.644863]  call_timer_fn+0x272/0x920
[  369.648748]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.652980]  ? process_timeout+0x40/0x40
[  369.657050]  ? __run_timers+0x7da/0xc70
[  369.661040]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.665530]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.670051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.674304]  ? lockdep_hardirqs_on+0x296/0x5b0
[  369.678902]  ? trace_hardirqs_on+0xbd/0x310
[  369.683234]  ? kasan_check_read+0x11/0x20
[  369.687381]  ? __run_timers+0x7da/0xc70
[  369.691358]  ? trace_hardirqs_off_caller+0x310/0x310
[  369.696460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.700713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.704975]  __run_timers+0x7e5/0xc70
[  369.708790]  ? timer_fixup_init+0x70/0x70
[  369.712951]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  369.717981]  ? zap_class+0x640/0x640
[  369.721703]  ? enqueue_hrtimer+0x1a5/0x560
[  369.725964]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  369.731161]  ? find_held_lock+0x36/0x1c0
[  369.735225]  ? zap_class+0x640/0x640
[  369.738955]  ? pvclock_read_flags+0x160/0x160
[  369.743454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.748993]  ? check_preemption_disabled+0x48/0x280
[  369.754023]  ? __lock_is_held+0xb5/0x140
[  369.758086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.763625]  ? check_preemption_disabled+0x48/0x280
[  369.768646]  run_timer_softirq+0x52/0xb0
[  369.772706]  ? rcu_read_lock_sched_held+0x14f/0x180
[  369.777723]  __do_softirq+0x308/0xb7e
[  369.781540]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  369.786032]  ? lock_downgrade+0x900/0x900
[  369.790187]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  369.795301]  ? pvclock_read_flags+0x160/0x160
[  369.799799]  ? lapic_next_event+0x5a/0x90
[  369.803969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.809513]  ? kvm_clock_read+0x18/0x30
[  369.813488]  ? kvm_sched_clock_read+0x9/0x20
[  369.817899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.823462]  ? check_preemption_disabled+0x48/0x280
[  369.828489]  irq_exit+0x17f/0x1c0
[  369.831996]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.836836]  ? smp_call_function_single_interrupt+0x159/0x650
[  369.842723]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.848606]  ? interrupt_entry+0xb5/0xc0
[  369.852674]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.857690]  ? trace_hardirqs_off_caller+0xbb/0x310
[  369.862704]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.867556]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.872568]  ? trace_hardirqs_on_caller+0x310/0x310
[  369.877585]  ? task_prio+0x50/0x50
[  369.881130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.886675]  ? check_preemption_disabled+0x48/0x280
[  369.891728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.896579]  apic_timer_interrupt+0xf/0x20
[  369.900804]  </IRQ>
[  369.903045] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  369.907975] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  369.926882] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  369.934600] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  369.941870] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  369.949136] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  369.956398] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  369.963666] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  369.970989]  skb_clone+0x1bb/0x500
[  369.974530]  ? skb_split+0x11e0/0x11e0
[  369.978418]  ? check_preemption_disabled+0x48/0x280
[  369.983440]  ? __this_cpu_preempt_check+0x1c/0x20
[  369.988278]  ? __bpf_redirect+0x54b/0xb20
[  369.992432]  bpf_clone_redirect+0xb9/0x490
[  369.996719]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  370.001760]  ? __sched_text_start+0x8/0x8
[  370.005908]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  370.010676]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  370.015256]  ? retint_kernel+0x2d/0x2d
[  370.019149]  ? find_held_lock+0x36/0x1c0
[  370.023227]  ? lock_acquire+0x1ed/0x520
[  370.027203]  ? bpf_test_run+0x3cb/0x780
[  370.031179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.036717]  ? check_preemption_disabled+0x48/0x280
[  370.041741]  ? kasan_check_read+0x11/0x20
[  370.045892]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.051171]  ? rcu_softirq_qs+0x20/0x20
[  370.055146]  ? preempt_schedule+0x4d/0x60
[  370.059293]  ? ___preempt_schedule+0x16/0x18
[  370.063710]  ? bpf_test_run+0x25d/0x780
[  370.067699]  ? netlink_diag_dump+0x2a0/0x2a0
[  370.072114]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.077655]  ? bpf_test_init.isra.10+0x70/0x100
[  370.082335]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  370.087099]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  370.091954]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  370.097969]  ? fput+0x130/0x1a0
[  370.101250]  ? __bpf_prog_get+0x9b/0x290
[  370.105313]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  370.110151]  ? bpf_prog_test_run+0x130/0x1a0
[  370.114562]  ? __x64_sys_bpf+0x3d8/0x520
[  370.118625]  ? bpf_prog_get+0x20/0x20
[  370.122471]  ? do_syscall_64+0x1b9/0x820
[  370.126528]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  370.131898]  ? syscall_return_slowpath+0x5e0/0x5e0
[  370.136828]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.141671]  ? trace_hardirqs_on_caller+0x310/0x310
[  370.146693]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  370.151710]  ? prepare_exit_to_usermode+0x291/0x3b0
[  370.156731]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.161586]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  370.166982] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  370.167051] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  370.173130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.173139] Call Trace:
[  370.179706] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  370.188967]  <IRQ>
[  370.191535] syz-executor3 cpuset=syz3 mems_allowed=0
[  370.202017]  dump_stack+0x244/0x39d
[  370.212844]  ? dump_stack_print_info.cold.1+0x20/0x20
[  370.218047]  warn_alloc.cold.116+0xb7/0x1bd
[  370.222369]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.227216]  ? lock_downgrade+0x900/0x900
[  370.231378]  ? trace_hardirqs_off+0xb8/0x310
[  370.235794]  ? trace_hardirqs_off+0xb8/0x310
[  370.240228]  __alloc_pages_slowpath+0x26e8/0x2e10
[  370.245100]  ? warn_alloc+0x120/0x120
[  370.248906]  ? warn_alloc+0x120/0x120
[  370.252716]  ? zap_class+0x640/0x640
[  370.256435]  ? warn_alloc+0x120/0x120
[  370.260248]  ? print_usage_bug+0xc0/0xc0
[  370.264316]  ? print_usage_bug+0xc0/0xc0
[  370.268415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.273960]  ? should_fail+0x22d/0xd01
[  370.277865]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.282974]  ? __lock_acquire+0x62f/0x4c20
[  370.287213]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.292319]  ? __lock_acquire+0x62f/0x4c20
[  370.296554]  ? should_fail+0x22d/0xd01
[  370.300456]  ? mark_held_locks+0x130/0x130
[  370.304695]  ? mark_held_locks+0x130/0x130
[  370.308929]  ? zap_class+0x640/0x640
[  370.312656]  ? zap_class+0x640/0x640
[  370.316387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.321925]  ? check_preemption_disabled+0x48/0x280
[  370.326968]  ? __lock_is_held+0xb5/0x140
[  370.331040]  __alloc_pages_nodemask+0xa80/0xde0
[  370.335723]  ? zap_class+0x640/0x640
[  370.339442]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  370.344482]  ? find_held_lock+0x36/0x1c0
[  370.348572]  ? ____cache_alloc_node+0x1c7/0x1e0
[  370.353257]  ? lock_downgrade+0x900/0x900
[  370.357418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.362982]  cache_grow_begin+0xa5/0x8c0
[  370.367042]  ? do_raw_spin_unlock+0xa7/0x330
[  370.371461]  fallback_alloc+0x204/0x2e0
[  370.375441]  ____cache_alloc_node+0x1c7/0x1e0
[  370.379950]  __kmalloc+0x213/0x760
[  370.383512]  ? __neigh_create+0x30b/0x2130
[  370.387748]  __neigh_create+0x30b/0x2130
[  370.391807]  ? __local_bh_enable_ip+0x160/0x260
[  370.396499]  ? __local_bh_enable_ip+0x160/0x260
[  370.401177]  ? mark_held_locks+0x130/0x130
[  370.405408]  ? __local_bh_enable_ip+0x160/0x260
[  370.410093]  ? neigh_hash_alloc+0x1e0/0x1e0
[  370.414411]  ? zap_class+0x640/0x640
[  370.418135]  ? trace_hardirqs_on+0xbd/0x310
[  370.422459]  ? mark_held_locks+0xc7/0x130
[  370.426625]  ? ip6t_do_table+0xd9e/0x1d30
[  370.430804]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.435906]  ? __local_bh_enable_ip+0x160/0x260
[  370.440586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.446129]  ? lock_acquire+0x1ed/0x520
[  370.450108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.455651]  ? check_preemption_disabled+0x48/0x280
[  370.460678]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  370.466229]  ? rcu_pm_notify+0xc0/0xc0
[  370.470119]  ? zap_class+0x640/0x640
[  370.473850]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  370.479043]  ip6_finish_output2+0xa59/0x27a0
[  370.483481]  ? ip6_copy_metadata+0xe30/0xe30
[  370.487895]  ? ip6_mtu+0x39c/0x520
[  370.491440]  ? lock_downgrade+0x900/0x900
[  370.495589]  ? check_preemption_disabled+0x48/0x280
[  370.500619]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  370.505565]  ? kasan_check_read+0x11/0x20
[  370.509716]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.514993]  ? rcu_softirq_qs+0x20/0x20
[  370.519014]  ? ip6_mtu+0x160/0x520
[  370.522559]  ? find_match+0x10a0/0x10a0
[  370.526547]  ? kasan_check_read+0x11/0x20
[  370.530709]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  370.535993]  ip6_finish_output+0x58c/0xc60
[  370.540230]  ? ip6_finish_output+0x58c/0xc60
[  370.544657]  ip6_output+0x232/0x9d0
[  370.548289]  ? ip6_finish_output+0xc60/0xc60
[  370.552714]  ? ip6_fragment+0x38e0/0x38e0
[  370.556877]  ? __lock_is_held+0xb5/0x140
[  370.560962]  ndisc_send_skb+0x1005/0x1570
[  370.565122]  ? nf_hook.constprop.33+0x860/0x860
[  370.569793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.575333]  ? refcount_sub_and_test_checked+0x203/0x310
[  370.580789]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  370.586258]  ndisc_send_rs+0x134/0x6e0
[  370.590153]  addrconf_rs_timer+0x314/0x690
[  370.594395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.598653]  call_timer_fn+0x272/0x920
[  370.602539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.606777]  ? process_timeout+0x40/0x40
[  370.610850]  ? mark_held_locks+0xc7/0x130
[  370.615006]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.619515]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.624038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.628273]  ? lockdep_hardirqs_on+0x296/0x5b0
[  370.632858]  ? trace_hardirqs_on+0xbd/0x310
[  370.637178]  ? kasan_check_read+0x11/0x20
[  370.641328]  ? __run_timers+0x7da/0xc70
[  370.645305]  ? trace_hardirqs_off_caller+0x310/0x310
[  370.650408]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.654644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.658877]  __run_timers+0x7e5/0xc70
[  370.662683]  ? timer_fixup_init+0x70/0x70
[  370.666834]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  370.671848]  ? zap_class+0x640/0x640
[  370.675568]  ? print_usage_bug+0xc0/0xc0
[  370.679627]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  370.684824]  ? find_held_lock+0x36/0x1c0
[  370.688894]  ? zap_class+0x640/0x640
[  370.692634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.698187]  ? check_preemption_disabled+0x48/0x280
[  370.703212]  ? __lock_is_held+0xb5/0x140
[  370.707287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.712834]  ? check_preemption_disabled+0x48/0x280
[  370.717853]  run_timer_softirq+0x52/0xb0
[  370.721926]  ? rcu_read_lock_sched_held+0x14f/0x180
[  370.726968]  __do_softirq+0x308/0xb7e
[  370.730774]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  370.735280]  ? lock_downgrade+0x900/0x900
[  370.739429]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  370.744537]  ? pvclock_read_flags+0x160/0x160
[  370.749031]  ? lapic_next_event+0x5a/0x90
[  370.753182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.758724]  ? kvm_clock_read+0x18/0x30
[  370.762698]  ? kvm_sched_clock_read+0x9/0x20
[  370.767107]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.772643]  ? check_preemption_disabled+0x48/0x280
[  370.777685]  irq_exit+0x17f/0x1c0
[  370.781141]  smp_apic_timer_interrupt+0x1cb/0x760
[  370.786022]  ? smp_call_function_single_interrupt+0x650/0x650
[  370.791908]  ? interrupt_entry+0xb5/0xc0
[  370.795983]  ? trace_hardirqs_off_caller+0xbb/0x310
[  370.801013]  ? trace_hardirqs_off_caller+0xbb/0x310
[  370.806043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.810885]  ? trace_hardirqs_on_caller+0x310/0x310
[  370.815901]  ? trace_hardirqs_on_caller+0x310/0x310
[  370.820961]  ? task_prio+0x50/0x50
[  370.824532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.830068]  ? check_preemption_disabled+0x48/0x280
[  370.835094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  370.839953]  apic_timer_interrupt+0xf/0x20
[  370.844182]  </IRQ>
[  370.846422] RIP: 0010:dump_stack+0x358/0x39d
[  370.850839] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  370.869745] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  370.877454] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  370.884752] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  370.892018] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  370.899285] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  370.906549] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  370.913831]  ? dump_stack+0x34f/0x39d
[  370.917647]  ? dump_stack_print_info.cold.1+0x20/0x20
[  370.922842]  ? mark_held_locks+0x130/0x130
[  370.927091]  ? mark_held_locks+0x130/0x130
[  370.931333]  dump_header+0x27b/0xf72
[  370.935056]  ? pagefault_out_of_memory+0x197/0x197
[  370.940006]  ? __lock_acquire+0x62f/0x4c20
[  370.944261]  ? percpu_ref_get_many+0x240/0x240
[  370.948850]  ? print_usage_bug+0xc0/0xc0
[  370.952916]  ? zap_class+0x640/0x640
[  370.956640]  ? print_usage_bug+0xc0/0xc0
[  370.960726]  ? print_usage_bug+0xc0/0xc0
[  370.964784]  ? zap_class+0x640/0x640
[  370.968499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.974042]  ? find_held_lock+0x36/0x1c0
[  370.978115]  ? mark_held_locks+0xc7/0x130
[  370.982283]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  370.987398]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  370.992505]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  370.997088]  ? trace_hardirqs_on+0xbd/0x310
[  371.001411]  ? kasan_check_read+0x11/0x20
[  371.005559]  ? ___ratelimit+0x3b4/0x672
[  371.009534]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.014638]  ? trace_hardirqs_on+0x310/0x310
[  371.019051]  ? lock_downgrade+0x900/0x900
[  371.023207]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  371.028338]  ? ___ratelimit+0x3b9/0x672
[  371.032327]  ? idr_get_free+0xf70/0xf70
[  371.036298]  ? find_held_lock+0x36/0x1c0
[  371.040420]  oom_kill_process.cold.27+0x10/0x903
[  371.045182]  ? zap_class+0x640/0x640
[  371.048895]  ? check_preemption_disabled+0x48/0x280
[  371.053913]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  371.058865]  ? kasan_check_read+0x11/0x20
[  371.063011]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.068291]  ? oom_evaluate_task+0x540/0x540
[  371.072715]  ? find_held_lock+0x36/0x1c0
[  371.076794]  ? out_of_memory+0x974/0x1430
[  371.080951]  ? lock_downgrade+0x900/0x900
[  371.085101]  ? check_preemption_disabled+0x48/0x280
[  371.090136]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  371.095067]  ? kasan_check_read+0x11/0x20
[  371.099211]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.104487]  ? rcu_softirq_qs+0x20/0x20
[  371.108470]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.114007]  ? oom_evaluate_task+0x302/0x540
[  371.118419]  out_of_memory+0xa84/0x1430
[  371.122414]  ? oom_killer_disable+0x3a0/0x3a0
[  371.126917]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  371.131868]  ? __ww_mutex_check_waiters+0x160/0x160
[  371.136897]  __alloc_pages_slowpath+0x2354/0x2e10
[  371.141772]  ? warn_alloc+0x120/0x120
[  371.145570]  ? mark_held_locks+0x130/0x130
[  371.149808]  ? find_get_entry+0xaae/0x1120
[  371.154052]  ? filemap_map_pages+0x1a20/0x1a20
[  371.158666]  ? zap_class+0x640/0x640
[  371.162387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.167928]  ? check_preemption_disabled+0x48/0x280
[  371.172959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.178510]  ? should_fail+0x22d/0xd01
[  371.182397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.187501]  ? zap_class+0x640/0x640
[  371.191241]  ? __lock_is_held+0xb5/0x140
[  371.195310]  ? mark_held_locks+0x130/0x130
[  371.199559]  ? lock_release+0xa00/0xa00
[  371.203535]  ? perf_trace_sched_process_exec+0x860/0x860
[  371.209018]  ? xa_load+0x2ba/0x460
[  371.212587]  ? lock_downgrade+0x900/0x900
[  371.216752]  ? __might_sleep+0x95/0x190
[  371.220753]  __alloc_pages_nodemask+0xa80/0xde0
[  371.225432]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  371.230955]  ? __page_cache_alloc+0x191/0x5c0
[  371.235455]  ? xa_load+0x2e1/0x460
[  371.239014]  ? xa_clear_mark+0x40/0x40
[  371.242904]  ? zap_class+0x640/0x640
[  371.246641]  ? zap_class+0x640/0x640
[  371.250365]  ? zap_class+0x640/0x640
[  371.254077]  ? __do_page_cache_readahead+0x663/0x810
[  371.259187]  ? find_held_lock+0x36/0x1c0
[  371.263254]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  371.268796]  alloc_pages_current+0x173/0x350
[  371.273215]  __page_cache_alloc+0x38c/0x5c0
[  371.277534]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  371.282470]  ? kasan_check_read+0x11/0x20
[  371.286631]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.291914]  ? generic_perform_write+0x6a0/0x6a0
[  371.296678]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.302220]  ? check_preemption_disabled+0x48/0x280
[  371.307243]  filemap_fault+0x1595/0x25f0
[  371.311328]  ? __lock_page_or_retry+0xa00/0xa00
[  371.316034]  ? mark_held_locks+0x130/0x130
[  371.320277]  ? filemap_map_pages+0xd6b/0x1a20
[  371.324778]  ? lock_downgrade+0x900/0x900
[  371.328927]  ? check_preemption_disabled+0x48/0x280
[  371.333960]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  371.338889]  ? kasan_check_read+0x11/0x20
[  371.343040]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.348317]  ? rcu_softirq_qs+0x20/0x20
[  371.352307]  ? filemap_map_pages+0xd92/0x1a20
[  371.356809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.362402]  ? find_get_entries_tag+0x1400/0x1400
[  371.367267]  ? __lock_acquire+0x62f/0x4c20
[  371.371523]  ? lock_acquire+0x1ed/0x520
[  371.375494]  ? ext4_filemap_fault+0x7a/0xad
[  371.379833]  ? lock_release+0xa00/0xa00
[  371.383804]  ? perf_trace_sched_process_exec+0x860/0x860
[  371.389261]  ? print_usage_bug+0xc0/0xc0
[  371.393325]  ? print_usage_bug+0xc0/0xc0
[  371.397413]  ? down_read+0x8d/0x120
[  371.401054]  ? ext4_filemap_fault+0x7a/0xad
[  371.405374]  ? __down_interruptible+0x700/0x700
[  371.410070]  ext4_filemap_fault+0x82/0xad
[  371.414221]  __do_fault+0x100/0x6b0
[  371.417857]  ? pmd_devmap_trans_unstable+0x220/0x220
[  371.422967]  ? mark_held_locks+0x130/0x130
[  371.427202]  ? mark_held_locks+0x130/0x130
[  371.431434]  ? find_held_lock+0x36/0x1c0
[  371.435509]  ? find_held_lock+0x36/0x1c0
[  371.439607]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.445150]  __handle_mm_fault+0x3ea0/0x5be0
[  371.449557]  ? poll_select_copy_remaining+0x18c/0x6a0
[  371.454756]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  371.459606]  ? __might_fault+0x12b/0x1e0
[  371.463685]  ? lock_downgrade+0x900/0x900
[  371.467842]  ? zap_class+0x640/0x640
[  371.471557]  ? zap_class+0x640/0x640
[  371.475281]  ? find_held_lock+0x36/0x1c0
[  371.479353]  ? handle_mm_fault+0x42a/0xc70
[  371.483589]  ? lock_downgrade+0x900/0x900
[  371.487739]  ? check_preemption_disabled+0x48/0x280
[  371.492760]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  371.497689]  ? kasan_check_read+0x11/0x20
[  371.501835]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  371.507110]  ? rcu_softirq_qs+0x20/0x20
[  371.511087]  ? trace_hardirqs_off_caller+0x310/0x310
[  371.516193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.521732]  ? check_preemption_disabled+0x48/0x280
[  371.526757]  handle_mm_fault+0x54f/0xc70
[  371.530828]  ? __handle_mm_fault+0x5be0/0x5be0
[  371.535608]  ? find_vma+0x34/0x190
[  371.539158]  __do_page_fault+0x5e8/0xe60
[  371.543217]  ? trace_hardirqs_off+0xb8/0x310
[  371.547638]  do_page_fault+0xf2/0x7e0
[  371.551442]  ? vmalloc_sync_all+0x30/0x30
[  371.555593]  ? error_entry+0x70/0xd0
[  371.559307]  ? trace_hardirqs_off_caller+0xbb/0x310
[  371.564322]  ? trace_hardirqs_on_caller+0xc0/0x310
[  371.569250]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.574176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.579022]  ? trace_hardirqs_on_caller+0x310/0x310
[  371.584037]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.589490]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.594512]  ? prepare_exit_to_usermode+0x291/0x3b0
[  371.599525]  ? page_fault+0x8/0x30
[  371.603067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.607916]  ? page_fault+0x8/0x30
[  371.611474]  page_fault+0x1e/0x30
[  371.614923] RIP: 0033:0x7fc801b82dd3
[  371.618658] Code: Bad RIP value.
[  371.622021] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  371.627384] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  371.634677] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  371.641951] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  371.649221] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  371.656488] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  371.663782] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  371.663787] warn_alloc_show_mem: 1 callbacks suppressed
[  371.663794] Mem-Info:
[  371.671065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.671073] Call Trace:
[  371.676443] active_anon:48903 inactive_anon:193 isolated_anon:0
[  371.676443]  active_file:14 inactive_file:14 isolated_file:0
[  371.676443]  unevictable:0 dirty:0 writeback:0 unstable:0
[  371.676443]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  371.676443]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  371.676443]  free:13784 free_pcp:349 free_cma:0
[  371.678812]  <IRQ>
[  371.688176] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  371.690759]  dump_stack+0x244/0x39d
[  371.723613] 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
[  371.725764]  ? dump_stack_print_info.cold.1+0x20/0x20
[  371.753227] lowmem_reserve[]: 0 2818 6321 6321
[  371.756869]  warn_alloc.cold.116+0xb7/0x1bd
[  371.782957] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  371.788143]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.792698] lowmem_reserve[]: 0 0 3503 3503
[  371.797031]  ? lock_downgrade+0x900/0x900
[  371.824346] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  371.829188]  ? trace_hardirqs_off+0xb8/0x310
[  371.833475] lowmem_reserve[]: 0 0 0 0
[  371.837619]  ? trace_hardirqs_off+0xb8/0x310
[  371.866651] 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
[  371.871060]  __alloc_pages_slowpath+0x26e8/0x2e10
[  371.874832] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  371.879253]  ? warn_alloc+0x120/0x120
[  371.892730] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  371.897572]  ? print_usage_bug+0xc0/0xc0
[  371.912895] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  371.916683]  ? warn_alloc+0x120/0x120
[  371.931921] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  371.935979]  ? warn_alloc+0x120/0x120
[  371.944787] 272 total pagecache pages
[  371.948578]  ? print_usage_bug+0xc0/0xc0
[  371.957132] 0 pages in swap cache
[  371.960918]  ? kvm_clock_read+0x18/0x30
[  371.964722] Swap cache stats: add 0, delete 0, find 0/0
[  371.968770]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  371.972197] Free swap  = 0kB
[  371.976160]  ? print_usage_bug+0xc0/0xc0
[  371.981500] Total swap = 0kB
[  371.986507]  ? __lock_acquire+0x62f/0x4c20
[  371.989499] 1965979 pages RAM
[  371.993551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.996547] 0 pages HighMem/MovableOnly
[  372.000772]  ? should_fail+0x22d/0xd01
[  372.003853] 342853 pages reserved
[  372.009381]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.013329] 0 pages cma reserved
[  372.017212]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.020958] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.025913]  ? __lock_acquire+0x62f/0x4c20
[  372.029260] init cpuset=/ mems_allowed=0
[  372.034357]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.057386]  ? __lock_acquire+0x62f/0x4c20
[  372.061621]  ? should_fail+0x22d/0xd01
[  372.065505]  ? rcu_irq_exit+0x1a2/0x390
[  372.069492]  ? mark_held_locks+0x130/0x130
[  372.073736]  ? mark_held_locks+0x130/0x130
[  372.077980]  ? mark_held_locks+0xc7/0x130
[  372.082129]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  372.087144]  ? zap_class+0x640/0x640
[  372.090861]  ? print_usage_bug+0xc0/0xc0
[  372.094925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.100993]  ? check_preemption_disabled+0x48/0x280
[  372.106023]  ? __lock_is_held+0xb5/0x140
[  372.110093]  __alloc_pages_nodemask+0xa80/0xde0
[  372.114761]  ? zap_class+0x640/0x640
[  372.118483]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  372.123515]  ? find_held_lock+0x36/0x1c0
[  372.127588]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.132258]  ? lock_downgrade+0x900/0x900
[  372.136416]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.141971]  cache_grow_begin+0xa5/0x8c0
[  372.146032]  ? do_raw_spin_unlock+0xa7/0x330
[  372.150446]  fallback_alloc+0x204/0x2e0
[  372.154430]  ____cache_alloc_node+0x1c7/0x1e0
[  372.158942]  kmem_cache_alloc_node+0xe3/0x730
[  372.163444]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.167692]  __alloc_skb+0x119/0x770
[  372.171404]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.176689]  ? netdev_alloc_frag+0x1f0/0x1f0
[  372.181101]  ? lock_downgrade+0x900/0x900
[  372.185262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.190800]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.196254]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.201703]  ? addrconf_rs_timer+0x690/0x690
[  372.206139]  ndisc_alloc_skb+0x144/0x340
[  372.210209]  ndisc_send_rs+0x331/0x6e0
[  372.214100]  addrconf_rs_timer+0x314/0x690
[  372.218339]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.222586]  call_timer_fn+0x272/0x920
[  372.226473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.230710]  ? process_timeout+0x40/0x40
[  372.234777]  ? __run_timers+0x7da/0xc70
[  372.238755]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.243251]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.247745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.251984]  ? lockdep_hardirqs_on+0x296/0x5b0
[  372.256572]  ? trace_hardirqs_on+0xbd/0x310
[  372.260892]  ? kasan_check_read+0x11/0x20
[  372.265041]  ? __run_timers+0x7da/0xc70
[  372.269018]  ? trace_hardirqs_off_caller+0x310/0x310
[  372.274128]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.278367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.282598]  __run_timers+0x7e5/0xc70
[  372.286413]  ? timer_fixup_init+0x70/0x70
[  372.290567]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  372.295583]  ? zap_class+0x640/0x640
[  372.299301]  ? enqueue_hrtimer+0x1a5/0x560
[  372.303538]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  372.308734]  ? find_held_lock+0x36/0x1c0
[  372.312804]  ? zap_class+0x640/0x640
[  372.316521]  ? pvclock_read_flags+0x160/0x160
[  372.321018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.326556]  ? check_preemption_disabled+0x48/0x280
[  372.331580]  ? __lock_is_held+0xb5/0x140
[  372.335644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.341182]  ? check_preemption_disabled+0x48/0x280
[  372.346201]  run_timer_softirq+0x52/0xb0
[  372.350267]  ? rcu_read_lock_sched_held+0x14f/0x180
[  372.355284]  __do_softirq+0x308/0xb7e
[  372.359090]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  372.363583]  ? lock_downgrade+0x900/0x900
[  372.367734]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  372.372845]  ? pvclock_read_flags+0x160/0x160
[  372.377341]  ? lapic_next_event+0x5a/0x90
[  372.381492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.387033]  ? kvm_clock_read+0x18/0x30
[  372.391007]  ? kvm_sched_clock_read+0x9/0x20
[  372.395420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.400968]  ? check_preemption_disabled+0x48/0x280
[  372.406000]  irq_exit+0x17f/0x1c0
[  372.409458]  smp_apic_timer_interrupt+0x1cb/0x760
[  372.414303]  ? smp_call_function_single_interrupt+0x159/0x650
[  372.420188]  ? smp_call_function_single_interrupt+0x650/0x650
[  372.426069]  ? interrupt_entry+0xb5/0xc0
[  372.430132]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.435148]  ? trace_hardirqs_off_caller+0xbb/0x310
[  372.440165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.445011]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.450031]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.455049]  ? task_prio+0x50/0x50
[  372.458593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.464130]  ? check_preemption_disabled+0x48/0x280
[  372.469150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.474003]  apic_timer_interrupt+0xf/0x20
[  372.478233]  </IRQ>
[  372.480475] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  372.485405] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  372.504303] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  372.512009] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  372.519274] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  372.526538] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  372.533803] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  372.541067] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  372.548380]  skb_clone+0x1bb/0x500
[  372.551924]  ? skb_split+0x11e0/0x11e0
[  372.555828]  ? check_preemption_disabled+0x48/0x280
[  372.560851]  ? __this_cpu_preempt_check+0x1c/0x20
[  372.565692]  ? __bpf_redirect+0x54b/0xb20
[  372.569846]  bpf_clone_redirect+0xb9/0x490
[  372.574087]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  372.579107]  ? __sched_text_start+0x8/0x8
[  372.583259]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  372.588018]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  372.592599]  ? retint_kernel+0x2d/0x2d
[  372.596494]  ? find_held_lock+0x36/0x1c0
[  372.600567]  ? lock_acquire+0x1ed/0x520
[  372.604543]  ? bpf_test_run+0x3cb/0x780
[  372.608521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.614060]  ? check_preemption_disabled+0x48/0x280
[  372.619085]  ? kasan_check_read+0x11/0x20
[  372.623235]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  372.628514]  ? rcu_softirq_qs+0x20/0x20
[  372.632488]  ? preempt_schedule+0x4d/0x60
[  372.636639]  ? ___preempt_schedule+0x16/0x18
[  372.641059]  ? bpf_test_run+0x25d/0x780
[  372.645044]  ? netlink_diag_dump+0x2a0/0x2a0
[  372.649457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.654997]  ? bpf_test_init.isra.10+0x70/0x100
[  372.659671]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  372.664437]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  372.669283]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  372.674819]  ? fput+0x130/0x1a0
[  372.678102]  ? __bpf_prog_get+0x9b/0x290
[  372.682167]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  372.687008]  ? bpf_prog_test_run+0x130/0x1a0
[  372.691422]  ? __x64_sys_bpf+0x3d8/0x520
[  372.695482]  ? bpf_prog_get+0x20/0x20
[  372.699305]  ? do_syscall_64+0x1b9/0x820
[  372.703364]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  372.708730]  ? syscall_return_slowpath+0x5e0/0x5e0
[  372.713660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.718506]  ? trace_hardirqs_on_caller+0x310/0x310
[  372.723536]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  372.728556]  ? prepare_exit_to_usermode+0x291/0x3b0
[  372.733580]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  372.738429]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  372.743813] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  372.743882] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  372.749962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.749968] Call Trace:
[  372.749974]  <IRQ>
[  372.749992]  dump_stack+0x244/0x39d
[  372.750012]  ? dump_stack_print_info.cold.1+0x20/0x20
[  372.756543] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  372.765845]  warn_alloc.cold.116+0xb7/0x1bd
[  372.768397] syz-executor3 cpuset=syz3 mems_allowed=0
[  372.770545]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.804013]  ? lock_downgrade+0x900/0x900
[  372.808168]  ? trace_hardirqs_off+0xb8/0x310
[  372.812586]  ? trace_hardirqs_off+0xb8/0x310
[  372.817002]  __alloc_pages_slowpath+0x26e8/0x2e10
[  372.821874]  ? warn_alloc+0x120/0x120
[  372.825678]  ? warn_alloc+0x120/0x120
[  372.829487]  ? warn_alloc+0x120/0x120
[  372.833287]  ? print_usage_bug+0xc0/0xc0
[  372.837354]  ? print_usage_bug+0xc0/0xc0
[  372.841426]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  372.846626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.852162]  ? should_fail+0x22d/0xd01
[  372.856052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.861157]  ? __lock_acquire+0x62f/0x4c20
[  372.865396]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.870502]  ? __lock_acquire+0x62f/0x4c20
[  372.874734]  ? should_fail+0x22d/0xd01
[  372.878636]  ? mark_held_locks+0x130/0x130
[  372.882877]  ? mark_held_locks+0x130/0x130
[  372.887113]  ? zap_class+0x640/0x640
[  372.890834]  ? zap_class+0x640/0x640
[  372.894553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.900125]  ? check_preemption_disabled+0x48/0x280
[  372.905152]  ? __lock_is_held+0xb5/0x140
[  372.909219]  __alloc_pages_nodemask+0xa80/0xde0
[  372.913892]  ? zap_class+0x640/0x640
[  372.917635]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  372.922664]  ? find_held_lock+0x36/0x1c0
[  372.926750]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.931437]  ? lock_downgrade+0x900/0x900
[  372.935611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.941148]  cache_grow_begin+0xa5/0x8c0
[  372.945212]  ? do_raw_spin_unlock+0xa7/0x330
[  372.949630]  fallback_alloc+0x204/0x2e0
[  372.953613]  ____cache_alloc_node+0x1c7/0x1e0
[  372.958113]  __kmalloc+0x213/0x760
[  372.961659]  ? __neigh_create+0x30b/0x2130
[  372.965927]  __neigh_create+0x30b/0x2130
[  372.969998]  ? __local_bh_enable_ip+0x160/0x260
[  372.974668]  ? __local_bh_enable_ip+0x160/0x260
[  372.979353]  ? mark_held_locks+0x130/0x130
[  372.983587]  ? __local_bh_enable_ip+0x160/0x260
[  372.988259]  ? neigh_hash_alloc+0x1e0/0x1e0
[  372.992580]  ? zap_class+0x640/0x640
[  372.996296]  ? trace_hardirqs_on+0xbd/0x310
[  373.000618]  ? mark_held_locks+0xc7/0x130
[  373.004769]  ? ip6t_do_table+0xd9e/0x1d30
[  373.008919]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.014033]  ? __local_bh_enable_ip+0x160/0x260
[  373.018712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.024276]  ? lock_acquire+0x1ed/0x520
[  373.028253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.033795]  ? check_preemption_disabled+0x48/0x280
[  373.038826]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  373.044370]  ? rcu_pm_notify+0xc0/0xc0
[  373.048278]  ? zap_class+0x640/0x640
[  373.051997]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  373.057199]  ip6_finish_output2+0xa59/0x27a0
[  373.061633]  ? ip6_copy_metadata+0xe30/0xe30
[  373.066051]  ? ip6_mtu+0x39c/0x520
[  373.069595]  ? lock_downgrade+0x900/0x900
[  373.073834]  ? check_preemption_disabled+0x48/0x280
[  373.078851]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.083780]  ? kasan_check_read+0x11/0x20
[  373.087929]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.093216]  ? rcu_softirq_qs+0x20/0x20
[  373.097207]  ? ip6_mtu+0x160/0x520
[  373.100751]  ? find_match+0x10a0/0x10a0
[  373.104734]  ? kasan_check_read+0x11/0x20
[  373.108880]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.114165]  ip6_finish_output+0x58c/0xc60
[  373.118402]  ? ip6_finish_output+0x58c/0xc60
[  373.122817]  ip6_output+0x232/0x9d0
[  373.126452]  ? ip6_finish_output+0xc60/0xc60
[  373.130865]  ? ip6_fragment+0x38e0/0x38e0
[  373.135015]  ? __lock_is_held+0xb5/0x140
[  373.139095]  ndisc_send_skb+0x1005/0x1570
[  373.143256]  ? nf_hook.constprop.33+0x860/0x860
[  373.147941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.153483]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.158948]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.164422]  ndisc_send_rs+0x134/0x6e0
[  373.168324]  addrconf_rs_timer+0x314/0x690
[  373.172571]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.176816]  call_timer_fn+0x272/0x920
[  373.180707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.184952]  ? process_timeout+0x40/0x40
[  373.189028]  ? mark_held_locks+0xc7/0x130
[  373.193183]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.197679]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.202173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.206414]  ? lockdep_hardirqs_on+0x296/0x5b0
[  373.211010]  ? trace_hardirqs_on+0xbd/0x310
[  373.215332]  ? kasan_check_read+0x11/0x20
[  373.219482]  ? __run_timers+0x7da/0xc70
[  373.223462]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.229041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.233286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.237520]  __run_timers+0x7e5/0xc70
[  373.241332]  ? timer_fixup_init+0x70/0x70
[  373.245506]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  373.250542]  ? zap_class+0x640/0x640
[  373.254262]  ? print_usage_bug+0xc0/0xc0
[  373.258328]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  373.263525]  ? find_held_lock+0x36/0x1c0
[  373.267593]  ? zap_class+0x640/0x640
[  373.271316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.276857]  ? check_preemption_disabled+0x48/0x280
[  373.281885]  ? __lock_is_held+0xb5/0x140
[  373.285956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.291500]  ? check_preemption_disabled+0x48/0x280
[  373.296538]  run_timer_softirq+0x52/0xb0
[  373.300601]  ? rcu_read_lock_sched_held+0x14f/0x180
[  373.305645]  __do_softirq+0x308/0xb7e
[  373.309458]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  373.313972]  ? lock_downgrade+0x900/0x900
[  373.318146]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  373.323279]  ? pvclock_read_flags+0x160/0x160
[  373.327795]  ? lapic_next_event+0x5a/0x90
[  373.331953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.337499]  ? kvm_clock_read+0x18/0x30
[  373.341475]  ? kvm_sched_clock_read+0x9/0x20
[  373.345888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.351424]  ? check_preemption_disabled+0x48/0x280
[  373.356460]  irq_exit+0x17f/0x1c0
[  373.359917]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.364792]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.370677]  ? interrupt_entry+0xb5/0xc0
[  373.374743]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.379757]  ? trace_hardirqs_off_caller+0xbb/0x310
[  373.384776]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.389620]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.394636]  ? trace_hardirqs_on_caller+0x310/0x310
[  373.399650]  ? task_prio+0x50/0x50
[  373.403195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.408734]  ? check_preemption_disabled+0x48/0x280
[  373.413755]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.418604]  apic_timer_interrupt+0xf/0x20
[  373.422830]  </IRQ>
[  373.425069] RIP: 0010:dump_stack+0x358/0x39d
[  373.429479] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  373.448376] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  373.456082] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  373.463348] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  373.470616] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  373.477888] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  373.485158] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  373.492454]  ? dump_stack+0x34f/0x39d
[  373.496272]  ? dump_stack_print_info.cold.1+0x20/0x20
[  373.501470]  ? mark_held_locks+0x130/0x130
[  373.505719]  ? mark_held_locks+0x130/0x130
[  373.509975]  dump_header+0x27b/0xf72
[  373.513702]  ? pagefault_out_of_memory+0x197/0x197
[  373.518640]  ? __lock_acquire+0x62f/0x4c20
[  373.522879]  ? percpu_ref_get_many+0x240/0x240
[  373.527506]  ? print_usage_bug+0xc0/0xc0
[  373.531570]  ? zap_class+0x640/0x640
[  373.535284]  ? print_usage_bug+0xc0/0xc0
[  373.539345]  ? print_usage_bug+0xc0/0xc0
[  373.543408]  ? zap_class+0x640/0x640
[  373.547128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.552673]  ? find_held_lock+0x36/0x1c0
[  373.556745]  ? mark_held_locks+0xc7/0x130
[  373.560909]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  373.566022]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  373.571131]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  373.575714]  ? trace_hardirqs_on+0xbd/0x310
[  373.580037]  ? kasan_check_read+0x11/0x20
[  373.584187]  ? ___ratelimit+0x3b4/0x672
[  373.588168]  ? trace_hardirqs_off_caller+0x310/0x310
[  373.593273]  ? trace_hardirqs_on+0x310/0x310
[  373.597683]  ? lock_downgrade+0x900/0x900
[  373.601835]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  373.606969]  ? ___ratelimit+0x3b9/0x672
[  373.610953]  ? idr_get_free+0xf70/0xf70
[  373.614930]  ? find_held_lock+0x36/0x1c0
[  373.619014]  oom_kill_process.cold.27+0x10/0x903
[  373.623804]  ? zap_class+0x640/0x640
[  373.627522]  ? check_preemption_disabled+0x48/0x280
[  373.632559]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.637503]  ? kasan_check_read+0x11/0x20
[  373.641647]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.646924]  ? oom_evaluate_task+0x540/0x540
[  373.651346]  ? find_held_lock+0x36/0x1c0
[  373.655420]  ? out_of_memory+0x974/0x1430
[  373.659573]  ? lock_downgrade+0x900/0x900
[  373.663724]  ? check_preemption_disabled+0x48/0x280
[  373.668742]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.673669]  ? kasan_check_read+0x11/0x20
[  373.677815]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.683092]  ? rcu_softirq_qs+0x20/0x20
[  373.687077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.692612]  ? oom_evaluate_task+0x302/0x540
[  373.697028]  out_of_memory+0xa84/0x1430
[  373.701010]  ? oom_killer_disable+0x3a0/0x3a0
[  373.705511]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  373.710450]  ? __ww_mutex_check_waiters+0x160/0x160
[  373.715504]  __alloc_pages_slowpath+0x2354/0x2e10
[  373.720381]  ? warn_alloc+0x120/0x120
[  373.724185]  ? mark_held_locks+0x130/0x130
[  373.728430]  ? find_get_entry+0xaae/0x1120
[  373.732680]  ? filemap_map_pages+0x1a20/0x1a20
[  373.737270]  ? zap_class+0x640/0x640
[  373.740992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.746533]  ? check_preemption_disabled+0x48/0x280
[  373.751553]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.757092]  ? should_fail+0x22d/0xd01
[  373.760991]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.766096]  ? zap_class+0x640/0x640
[  373.769836]  ? __lock_is_held+0xb5/0x140
[  373.773908]  ? mark_held_locks+0x130/0x130
[  373.778157]  ? lock_release+0xa00/0xa00
[  373.782134]  ? perf_trace_sched_process_exec+0x860/0x860
[  373.787584]  ? xa_load+0x2ba/0x460
[  373.791127]  ? lock_downgrade+0x900/0x900
[  373.795280]  ? __might_sleep+0x95/0x190
[  373.799261]  __alloc_pages_nodemask+0xa80/0xde0
[  373.803947]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  373.808971]  ? __page_cache_alloc+0x191/0x5c0
[  373.813475]  ? xa_load+0x2e1/0x460
[  373.817018]  ? xa_clear_mark+0x40/0x40
[  373.820909]  ? zap_class+0x640/0x640
[  373.824654]  ? zap_class+0x640/0x640
[  373.828395]  ? zap_class+0x640/0x640
[  373.832110]  ? __do_page_cache_readahead+0x663/0x810
[  373.837223]  ? find_held_lock+0x36/0x1c0
[  373.841290]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  373.846837]  alloc_pages_current+0x173/0x350
[  373.851251]  __page_cache_alloc+0x38c/0x5c0
[  373.855585]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.860515]  ? kasan_check_read+0x11/0x20
[  373.864675]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.869960]  ? generic_perform_write+0x6a0/0x6a0
[  373.874736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.880296]  ? check_preemption_disabled+0x48/0x280
[  373.885335]  filemap_fault+0x1595/0x25f0
[  373.889426]  ? __lock_page_or_retry+0xa00/0xa00
[  373.894102]  ? mark_held_locks+0x130/0x130
[  373.898351]  ? filemap_map_pages+0xd6b/0x1a20
[  373.902848]  ? lock_downgrade+0x900/0x900
[  373.906998]  ? check_preemption_disabled+0x48/0x280
[  373.912022]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  373.916980]  ? kasan_check_read+0x11/0x20
[  373.921131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  373.926410]  ? rcu_softirq_qs+0x20/0x20
[  373.930405]  ? filemap_map_pages+0xd92/0x1a20
[  373.934905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.940477]  ? find_get_entries_tag+0x1400/0x1400
[  373.945328]  ? __lock_acquire+0x62f/0x4c20
[  373.949581]  ? lock_acquire+0x1ed/0x520
[  373.953554]  ? ext4_filemap_fault+0x7a/0xad
[  373.957884]  ? lock_release+0xa00/0xa00
[  373.961857]  ? perf_trace_sched_process_exec+0x860/0x860
[  373.967311]  ? print_usage_bug+0xc0/0xc0
[  373.971375]  ? print_usage_bug+0xc0/0xc0
[  373.975471]  ? down_read+0x8d/0x120
[  373.979122]  ? ext4_filemap_fault+0x7a/0xad
[  373.983444]  ? __down_interruptible+0x700/0x700
[  373.988134]  ext4_filemap_fault+0x82/0xad
[  373.992285]  __do_fault+0x100/0x6b0
[  373.995919]  ? pmd_devmap_trans_unstable+0x220/0x220
[  374.001033]  ? mark_held_locks+0x130/0x130
[  374.005273]  ? mark_held_locks+0x130/0x130
[  374.009524]  ? find_held_lock+0x36/0x1c0
[  374.013607]  ? find_held_lock+0x36/0x1c0
[  374.017702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.023245]  __handle_mm_fault+0x3ea0/0x5be0
[  374.027658]  ? poll_select_copy_remaining+0x18c/0x6a0
[  374.032856]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  374.037705]  ? __might_fault+0x12b/0x1e0
[  374.041769]  ? lock_downgrade+0x900/0x900
[  374.045961]  ? zap_class+0x640/0x640
[  374.049681]  ? zap_class+0x640/0x640
[  374.053401]  ? find_held_lock+0x36/0x1c0
[  374.057475]  ? handle_mm_fault+0x42a/0xc70
[  374.061714]  ? lock_downgrade+0x900/0x900
[  374.065864]  ? check_preemption_disabled+0x48/0x280
[  374.070886]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  374.075818]  ? kasan_check_read+0x11/0x20
[  374.079972]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.085251]  ? rcu_softirq_qs+0x20/0x20
[  374.089226]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.094334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.100030]  ? check_preemption_disabled+0x48/0x280
[  374.105056]  handle_mm_fault+0x54f/0xc70
[  374.109122]  ? __handle_mm_fault+0x5be0/0x5be0
[  374.113713]  ? find_vma+0x34/0x190
[  374.117262]  __do_page_fault+0x5e8/0xe60
[  374.121327]  ? trace_hardirqs_off+0xb8/0x310
[  374.125746]  do_page_fault+0xf2/0x7e0
[  374.129549]  ? vmalloc_sync_all+0x30/0x30
[  374.133699]  ? error_entry+0x70/0xd0
[  374.137417]  ? trace_hardirqs_off_caller+0xbb/0x310
[  374.142436]  ? trace_hardirqs_on_caller+0xc0/0x310
[  374.147372]  ? syscall_return_slowpath+0x5e0/0x5e0
[  374.152301]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.157145]  ? trace_hardirqs_on_caller+0x310/0x310
[  374.162161]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.167616]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  374.172652]  ? prepare_exit_to_usermode+0x291/0x3b0
[  374.177672]  ? page_fault+0x8/0x30
[  374.181218]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  374.186067]  ? page_fault+0x8/0x30
[  374.189609]  page_fault+0x1e/0x30
[  374.193063] RIP: 0033:0x7fc801b82dd3
[  374.196791] Code: Bad RIP value.
[  374.200150] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  374.205511] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  374.212781] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  374.220050] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  374.227317] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  374.234584] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  374.241881] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  374.241886] warn_alloc_show_mem: 1 callbacks suppressed
[  374.241893] Mem-Info:
[  374.249166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.254533] active_anon:48903 inactive_anon:193 isolated_anon:0
[  374.254533]  active_file:14 inactive_file:14 isolated_file:0
[  374.254533]  unevictable:0 dirty:0 writeback:0 unstable:0
[  374.254533]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  374.254533]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  374.254533]  free:13784 free_pcp:349 free_cma:0
[  374.256903] Call Trace:
[  374.266290] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  374.299133]  <IRQ>
[  374.301704] 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
[  374.329200]  dump_stack+0x244/0x39d
[  374.331326] lowmem_reserve[]: 0 2818 6321 6321
[  374.357434]  ? dump_stack_print_info.cold.1+0x20/0x20
[  374.361045] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  374.365628]  warn_alloc.cold.116+0xb7/0x1bd
[  374.370782] lowmem_reserve[]: 0 0 3503 3503
[  374.398106]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.402401] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  374.406717]  ? lock_downgrade+0x900/0x900
[  374.411535] lowmem_reserve[]: 0 0 0 0
[  374.440597]  ? trace_hardirqs_off+0xb8/0x310
[  374.444719] 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
[  374.448517]  ? trace_hardirqs_off+0xb8/0x310
[  374.452900] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  374.466437]  __alloc_pages_slowpath+0x26e8/0x2e10
[  374.470825] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  374.486194]  ? warn_alloc+0x120/0x120
[  374.490999] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  374.506250]  ? print_usage_bug+0xc0/0xc0
[  374.510036] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  374.518858]  ? warn_alloc+0x120/0x120
[  374.522894] 272 total pagecache pages
[  374.531466]  ? warn_alloc+0x120/0x120
[  374.535254] 0 pages in swap cache
[  374.539046]  ? print_usage_bug+0xc0/0xc0
[  374.542830] Swap cache stats: add 0, delete 0, find 0/0
[  374.546271]  ? print_usage_bug+0xc0/0xc0
[  374.550309] Free swap  = 0kB
[  374.555664]  ? __lock_acquire+0x62f/0x4c20
[  374.559704] Total swap = 0kB
[  374.562719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.566928] 1965979 pages RAM
[  374.569973]  ? should_fail+0x22d/0xd01
[  374.575485] 0 pages HighMem/MovableOnly
[  374.578584]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.582452] 342853 pages reserved
[  374.586414]  ? __lock_acquire+0x62f/0x4c20
[  374.591494] 0 pages cma reserved
[  374.594960]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.599407] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.602527]  ? __lock_acquire+0x62f/0x4c20
[  374.602544]  ? should_fail+0x22d/0xd01
[  374.607810] init: page allocation failure: order:1, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.614114]  ? find_held_lock+0x36/0x1c0
[  374.618332] init cpuset=/ mems_allowed=0
[  374.622217]  ? mark_held_locks+0x130/0x130
[  374.644231]  ? mark_held_locks+0x130/0x130
[  374.648465]  ? zap_class+0x640/0x640
[  374.652183]  ? zap_class+0x640/0x640
[  374.655900]  ? print_usage_bug+0xc0/0xc0
[  374.659980]  ? do_raw_spin_unlock+0xa7/0x330
[  374.664388]  ? zap_class+0x640/0x640
[  374.668102]  ? print_usage_bug+0xc0/0xc0
[  374.672179]  ? wq_watchdog_touch+0x9c/0xfe
[  374.676434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.681991]  ? check_preemption_disabled+0x48/0x280
[  374.687022]  ? __lock_is_held+0xb5/0x140
[  374.691092]  __alloc_pages_nodemask+0xa80/0xde0
[  374.695760]  ? zap_class+0x640/0x640
[  374.699481]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  374.704509]  ? find_held_lock+0x36/0x1c0
[  374.708586]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.713257]  ? lock_downgrade+0x900/0x900
[  374.717413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.722968]  cache_grow_begin+0xa5/0x8c0
[  374.727033]  ? do_raw_spin_unlock+0xa7/0x330
[  374.731450]  fallback_alloc+0x204/0x2e0
[  374.735447]  ____cache_alloc_node+0x1c7/0x1e0
[  374.739965]  kmem_cache_alloc_node+0xe3/0x730
[  374.744465]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.748716]  __alloc_skb+0x119/0x770
[  374.752430]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  374.757713]  ? netdev_alloc_frag+0x1f0/0x1f0
[  374.762125]  ? lock_downgrade+0x900/0x900
[  374.766285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.771822]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.777278]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.782762]  ? addrconf_rs_timer+0x690/0x690
[  374.787189]  ndisc_alloc_skb+0x144/0x340
[  374.791259]  ndisc_send_rs+0x331/0x6e0
[  374.795152]  addrconf_rs_timer+0x314/0x690
[  374.799394]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.803640]  call_timer_fn+0x272/0x920
[  374.807549]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.811783]  ? process_timeout+0x40/0x40
[  374.815867]  ? __run_timers+0x7da/0xc70
[  374.819846]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.824355]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.828849]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.833086]  ? lockdep_hardirqs_on+0x296/0x5b0
[  374.837671]  ? trace_hardirqs_on+0xbd/0x310
[  374.841996]  ? kasan_check_read+0x11/0x20
[  374.846141]  ? __run_timers+0x7da/0xc70
[  374.850119]  ? trace_hardirqs_off_caller+0x310/0x310
[  374.855227]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.859471]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.863705]  __run_timers+0x7e5/0xc70
[  374.867534]  ? timer_fixup_init+0x70/0x70
[  374.871698]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.876734]  ? zap_class+0x640/0x640
[  374.880450]  ? enqueue_hrtimer+0x1a5/0x560
[  374.884690]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.889891]  ? find_held_lock+0x36/0x1c0
[  374.893970]  ? zap_class+0x640/0x640
[  374.897691]  ? pvclock_read_flags+0x160/0x160
[  374.902188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.907731]  ? check_preemption_disabled+0x48/0x280
[  374.912760]  ? __lock_is_held+0xb5/0x140
[  374.916823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.922363]  ? check_preemption_disabled+0x48/0x280
[  374.927385]  run_timer_softirq+0x52/0xb0
[  374.931447]  ? rcu_read_lock_sched_held+0x14f/0x180
[  374.936467]  __do_softirq+0x308/0xb7e
[  374.940276]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  374.944775]  ? lock_downgrade+0x900/0x900
[  374.948929]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  374.954067]  ? pvclock_read_flags+0x160/0x160
[  374.958568]  ? lapic_next_event+0x5a/0x90
[  374.962741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.968285]  ? kvm_clock_read+0x18/0x30
[  374.972262]  ? kvm_sched_clock_read+0x9/0x20
[  374.976674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.982218]  ? check_preemption_disabled+0x48/0x280
[  374.987247]  irq_exit+0x17f/0x1c0
[  374.990732]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.995600]  ? smp_call_function_single_interrupt+0x159/0x650
[  375.001485]  ? smp_call_function_single_interrupt+0x650/0x650
[  375.007371]  ? interrupt_entry+0xb5/0xc0
[  375.011447]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.016461]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.021502]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.026364]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.031379]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.036393]  ? task_prio+0x50/0x50
[  375.039944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.045493]  ? check_preemption_disabled+0x48/0x280
[  375.050519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.055370]  apic_timer_interrupt+0xf/0x20
[  375.059597]  </IRQ>
[  375.061842] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  375.066771] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  375.085669] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  375.093376] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  375.100643] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  375.107911] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  375.115206] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  375.122475] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  375.129800]  skb_clone+0x1bb/0x500
[  375.133344]  ? skb_split+0x11e0/0x11e0
[  375.137236]  ? check_preemption_disabled+0x48/0x280
[  375.142259]  ? __this_cpu_preempt_check+0x1c/0x20
[  375.147102]  ? __bpf_redirect+0x54b/0xb20
[  375.151260]  bpf_clone_redirect+0xb9/0x490
[  375.155507]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  375.160531]  ? __sched_text_start+0x8/0x8
[  375.164680]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  375.169444]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  375.174027]  ? retint_kernel+0x2d/0x2d
[  375.177920]  ? find_held_lock+0x36/0x1c0
[  375.182002]  ? lock_acquire+0x1ed/0x520
[  375.185986]  ? bpf_test_run+0x3cb/0x780
[  375.189973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.195515]  ? check_preemption_disabled+0x48/0x280
[  375.200540]  ? kasan_check_read+0x11/0x20
[  375.204688]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.209977]  ? rcu_softirq_qs+0x20/0x20
[  375.213965]  ? preempt_schedule+0x4d/0x60
[  375.218117]  ? ___preempt_schedule+0x16/0x18
[  375.222537]  ? bpf_test_run+0x25d/0x780
[  375.226553]  ? netlink_diag_dump+0x2a0/0x2a0
[  375.231087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.236623]  ? bpf_test_init.isra.10+0x70/0x100
[  375.241311]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  375.246083]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  375.250925]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  375.256477]  ? fput+0x130/0x1a0
[  375.259758]  ? __bpf_prog_get+0x9b/0x290
[  375.263829]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  375.268671]  ? bpf_prog_test_run+0x130/0x1a0
[  375.273084]  ? __x64_sys_bpf+0x3d8/0x520
[  375.277149]  ? bpf_prog_get+0x20/0x20
[  375.280982]  ? do_syscall_64+0x1b9/0x820
[  375.285050]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  375.290416]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.295343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.300222]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.305242]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.310259]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.315298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.320148]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  375.325533] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  375.325601] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  375.331683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.331689] Call Trace:
[  375.331696]  <IRQ>
[  375.331713]  dump_stack+0x244/0x39d
[  375.331733]  ? dump_stack_print_info.cold.1+0x20/0x20
[  375.338298] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.347567]  warn_alloc.cold.116+0xb7/0x1bd
[  375.350120] syz-executor3 cpuset=syz3 mems_allowed=0
[  375.352268]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.385804]  ? lock_downgrade+0x900/0x900
[  375.389979]  ? trace_hardirqs_off+0xb8/0x310
[  375.394408]  ? trace_hardirqs_off+0xb8/0x310
[  375.398822]  __alloc_pages_slowpath+0x26e8/0x2e10
[  375.403705]  ? warn_alloc+0x120/0x120
[  375.407530]  ? warn_alloc+0x120/0x120
[  375.411335]  ? warn_alloc+0x120/0x120
[  375.415141]  ? print_usage_bug+0xc0/0xc0
[  375.419202]  ? trace_hardirqs_on+0x310/0x310
[  375.423614]  ? print_usage_bug+0xc0/0xc0
[  375.427684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.433229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.438771]  ? should_fail+0x22d/0xd01
[  375.442679]  ? __lock_acquire+0x62f/0x4c20
[  375.446918]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.452032]  ? __lock_acquire+0x62f/0x4c20
[  375.456274]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.461378]  ? __lock_acquire+0x62f/0x4c20
[  375.465612]  ? should_fail+0x22d/0xd01
[  375.469510]  ? mark_held_locks+0x130/0x130
[  375.473751]  ? mark_held_locks+0x130/0x130
[  375.477989]  ? __lock_acquire+0x62f/0x4c20
[  375.482227]  ? find_held_lock+0x36/0x1c0
[  375.486296]  ? zap_class+0x640/0x640
[  375.490020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.495560]  ? check_preemption_disabled+0x48/0x280
[  375.500593]  ? __lock_is_held+0xb5/0x140
[  375.504668]  __alloc_pages_nodemask+0xa80/0xde0
[  375.509343]  ? zap_class+0x640/0x640
[  375.513063]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  375.518094]  ? find_held_lock+0x36/0x1c0
[  375.522166]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.526841]  ? lock_downgrade+0x900/0x900
[  375.531000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.536547]  cache_grow_begin+0xa5/0x8c0
[  375.540625]  ? do_raw_spin_unlock+0xa7/0x330
[  375.545062]  fallback_alloc+0x204/0x2e0
[  375.549048]  ____cache_alloc_node+0x1c7/0x1e0
[  375.553553]  __kmalloc+0x213/0x760
[  375.557097]  ? __neigh_create+0x30b/0x2130
[  375.561337]  __neigh_create+0x30b/0x2130
[  375.565399]  ? __local_bh_enable_ip+0x160/0x260
[  375.570069]  ? __local_bh_enable_ip+0x160/0x260
[  375.574750]  ? mark_held_locks+0x130/0x130
[  375.578986]  ? __local_bh_enable_ip+0x160/0x260
[  375.583657]  ? neigh_hash_alloc+0x1e0/0x1e0
[  375.587980]  ? zap_class+0x640/0x640
[  375.591695]  ? trace_hardirqs_on+0xbd/0x310
[  375.596014]  ? mark_held_locks+0xc7/0x130
[  375.600165]  ? ip6t_do_table+0xd9e/0x1d30
[  375.604315]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.609434]  ? __local_bh_enable_ip+0x160/0x260
[  375.614111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.619656]  ? lock_acquire+0x1ed/0x520
[  375.623637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.629180]  ? check_preemption_disabled+0x48/0x280
[  375.634209]  ? rcu_lockdep_current_cpu_online+0x1a4/0x210
[  375.639751]  ? rcu_pm_notify+0xc0/0xc0
[  375.643643]  ? zap_class+0x640/0x640
[  375.647362]  ? __sanitizer_cov_trace_switch+0x53/0x90
[  375.652562]  ip6_finish_output2+0xa59/0x27a0
[  375.656985]  ? ip6_copy_metadata+0xe30/0xe30
[  375.661402]  ? ip6_mtu+0x39c/0x520
[  375.664954]  ? lock_downgrade+0x900/0x900
[  375.669107]  ? check_preemption_disabled+0x48/0x280
[  375.674126]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  375.679056]  ? kasan_check_read+0x11/0x20
[  375.683204]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.688483]  ? rcu_softirq_qs+0x20/0x20
[  375.692478]  ? ip6_mtu+0x160/0x520
[  375.696021]  ? find_match+0x10a0/0x10a0
[  375.699999]  ? kasan_check_read+0x11/0x20
[  375.704145]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  375.709465]  ip6_finish_output+0x58c/0xc60
[  375.713701]  ? ip6_finish_output+0x58c/0xc60
[  375.718114]  ip6_output+0x232/0x9d0
[  375.721748]  ? ip6_finish_output+0xc60/0xc60
[  375.726162]  ? ip6_fragment+0x38e0/0x38e0
[  375.730314]  ? __lock_is_held+0xb5/0x140
[  375.734389]  ndisc_send_skb+0x1005/0x1570
[  375.738560]  ? nf_hook.constprop.33+0x860/0x860
[  375.743260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.748801]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.754255]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.759720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.765262]  ndisc_send_rs+0x134/0x6e0
[  375.769155]  addrconf_rs_timer+0x314/0x690
[  375.773396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.777645]  call_timer_fn+0x272/0x920
[  375.781531]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.785795]  ? process_timeout+0x40/0x40
[  375.789880]  ? mark_held_locks+0xc7/0x130
[  375.794035]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.798540]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.803032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.807266]  ? lockdep_hardirqs_on+0x296/0x5b0
[  375.811855]  ? trace_hardirqs_on+0xbd/0x310
[  375.816179]  ? kasan_check_read+0x11/0x20
[  375.820324]  ? __run_timers+0x7da/0xc70
[  375.824301]  ? trace_hardirqs_off_caller+0x310/0x310
[  375.829414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.833661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.837894]  __run_timers+0x7e5/0xc70
[  375.841707]  ? timer_fixup_init+0x70/0x70
[  375.845858]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  375.850880]  ? zap_class+0x640/0x640
[  375.854615]  ? print_usage_bug+0xc0/0xc0
[  375.858678]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  375.863876]  ? find_held_lock+0x36/0x1c0
[  375.867952]  ? zap_class+0x640/0x640
[  375.871682]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.877237]  ? check_preemption_disabled+0x48/0x280
[  375.882283]  ? __lock_is_held+0xb5/0x140
[  375.886350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.891890]  ? check_preemption_disabled+0x48/0x280
[  375.896953]  run_timer_softirq+0x52/0xb0
[  375.901036]  ? rcu_read_lock_sched_held+0x14f/0x180
[  375.906057]  __do_softirq+0x308/0xb7e
[  375.909865]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  375.914360]  ? lock_downgrade+0x900/0x900
[  375.918515]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  375.923645]  ? pvclock_read_flags+0x160/0x160
[  375.928144]  ? lapic_next_event+0x5a/0x90
[  375.932294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.937853]  ? kvm_clock_read+0x18/0x30
[  375.941845]  ? kvm_sched_clock_read+0x9/0x20
[  375.946254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.951790]  ? check_preemption_disabled+0x48/0x280
[  375.956831]  irq_exit+0x17f/0x1c0
[  375.960305]  smp_apic_timer_interrupt+0x1cb/0x760
[  375.965170]  ? smp_call_function_single_interrupt+0x650/0x650
[  375.971057]  ? interrupt_entry+0xb5/0xc0
[  375.975121]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.980137]  ? trace_hardirqs_off_caller+0xbb/0x310
[  375.985153]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.989998]  ? trace_hardirqs_on_caller+0x310/0x310
[  375.995019]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.000036]  ? task_prio+0x50/0x50
[  376.003621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.009181]  ? check_preemption_disabled+0x48/0x280
[  376.014203]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.019062]  apic_timer_interrupt+0xf/0x20
[  376.023293]  </IRQ>
[  376.025531] RIP: 0010:dump_stack+0x358/0x39d
[  376.029948] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  376.048852] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  376.056559] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  376.063826] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  376.071092] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  376.078360] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  376.085643] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  376.092931]  ? dump_stack+0x34f/0x39d
[  376.096913]  ? dump_stack_print_info.cold.1+0x20/0x20
[  376.102109]  ? mark_held_locks+0x130/0x130
[  376.106344]  ? mark_held_locks+0x130/0x130
[  376.110584]  dump_header+0x27b/0xf72
[  376.114317]  ? pagefault_out_of_memory+0x197/0x197
[  376.119255]  ? __lock_acquire+0x62f/0x4c20
[  376.123494]  ? percpu_ref_get_many+0x240/0x240
[  376.128081]  ? print_usage_bug+0xc0/0xc0
[  376.132153]  ? zap_class+0x640/0x640
[  376.135874]  ? print_usage_bug+0xc0/0xc0
[  376.139941]  ? print_usage_bug+0xc0/0xc0
[  376.144005]  ? zap_class+0x640/0x640
[  376.147724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.153271]  ? find_held_lock+0x36/0x1c0
[  376.157348]  ? mark_held_locks+0xc7/0x130
[  376.161502]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  376.166604]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  376.171737]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  376.176324]  ? trace_hardirqs_on+0xbd/0x310
[  376.180655]  ? kasan_check_read+0x11/0x20
[  376.184803]  ? ___ratelimit+0x3b4/0x672
[  376.188784]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.193886]  ? trace_hardirqs_on+0x310/0x310
[  376.198297]  ? lock_downgrade+0x900/0x900
[  376.202456]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  376.207563]  ? ___ratelimit+0x3b9/0x672
[  376.211543]  ? idr_get_free+0xf70/0xf70
[  376.215519]  ? find_held_lock+0x36/0x1c0
[  376.219590]  oom_kill_process.cold.27+0x10/0x903
[  376.224351]  ? zap_class+0x640/0x640
[  376.228066]  ? check_preemption_disabled+0x48/0x280
[  376.233089]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.238022]  ? kasan_check_read+0x11/0x20
[  376.242172]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.247456]  ? oom_evaluate_task+0x540/0x540
[  376.251870]  ? find_held_lock+0x36/0x1c0
[  376.255948]  ? out_of_memory+0x974/0x1430
[  376.260104]  ? lock_downgrade+0x900/0x900
[  376.264256]  ? check_preemption_disabled+0x48/0x280
[  376.269277]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.274209]  ? kasan_check_read+0x11/0x20
[  376.278360]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.283640]  ? rcu_softirq_qs+0x20/0x20
[  376.287619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.293158]  ? oom_evaluate_task+0x302/0x540
[  376.297574]  out_of_memory+0xa84/0x1430
[  376.301558]  ? oom_killer_disable+0x3a0/0x3a0
[  376.306057]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  376.310998]  ? __ww_mutex_check_waiters+0x160/0x160
[  376.316050]  __alloc_pages_slowpath+0x2354/0x2e10
[  376.320926]  ? warn_alloc+0x120/0x120
[  376.324748]  ? mark_held_locks+0x130/0x130
[  376.328991]  ? find_get_entry+0xaae/0x1120
[  376.333237]  ? filemap_map_pages+0x1a20/0x1a20
[  376.337828]  ? zap_class+0x640/0x640
[  376.341561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.347120]  ? check_preemption_disabled+0x48/0x280
[  376.352137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.357688]  ? should_fail+0x22d/0xd01
[  376.361582]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.366689]  ? zap_class+0x640/0x640
[  376.370431]  ? __lock_is_held+0xb5/0x140
[  376.374511]  ? mark_held_locks+0x130/0x130
[  376.378751]  ? lock_release+0xa00/0xa00
[  376.382725]  ? perf_trace_sched_process_exec+0x860/0x860
[  376.388176]  ? xa_load+0x2ba/0x460
[  376.391718]  ? lock_downgrade+0x900/0x900
[  376.395871]  ? __might_sleep+0x95/0x190
[  376.399854]  __alloc_pages_nodemask+0xa80/0xde0
[  376.404532]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  376.409555]  ? __page_cache_alloc+0x191/0x5c0
[  376.414056]  ? xa_load+0x2e1/0x460
[  376.417599]  ? xa_clear_mark+0x40/0x40
[  376.421492]  ? zap_class+0x640/0x640
[  376.425223]  ? zap_class+0x640/0x640
[  376.428947]  ? zap_class+0x640/0x640
[  376.432663]  ? __do_page_cache_readahead+0x663/0x810
[  376.437773]  ? find_held_lock+0x36/0x1c0
[  376.441843]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  376.447392]  alloc_pages_current+0x173/0x350
[  376.451807]  __page_cache_alloc+0x38c/0x5c0
[  376.456129]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.461065]  ? kasan_check_read+0x11/0x20
[  376.465212]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.470497]  ? generic_perform_write+0x6a0/0x6a0
[  376.475256]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.480797]  ? check_preemption_disabled+0x48/0x280
[  376.485822]  filemap_fault+0x1595/0x25f0
[  376.489895]  ? __lock_page_or_retry+0xa00/0xa00
[  376.494566]  ? mark_held_locks+0x130/0x130
[  376.498810]  ? filemap_map_pages+0xd6b/0x1a20
[  376.503308]  ? lock_downgrade+0x900/0x900
[  376.507459]  ? check_preemption_disabled+0x48/0x280
[  376.512486]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.517416]  ? kasan_check_read+0x11/0x20
[  376.521585]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.526875]  ? rcu_softirq_qs+0x20/0x20
[  376.530862]  ? filemap_map_pages+0xd92/0x1a20
[  376.535364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.540914]  ? find_get_entries_tag+0x1400/0x1400
[  376.545772]  ? __lock_acquire+0x62f/0x4c20
[  376.550026]  ? lock_acquire+0x1ed/0x520
[  376.554004]  ? ext4_filemap_fault+0x7a/0xad
[  376.558333]  ? lock_release+0xa00/0xa00
[  376.562309]  ? perf_trace_sched_process_exec+0x860/0x860
[  376.567761]  ? print_usage_bug+0xc0/0xc0
[  376.571829]  ? print_usage_bug+0xc0/0xc0
[  376.575904]  ? down_read+0x8d/0x120
[  376.579540]  ? ext4_filemap_fault+0x7a/0xad
[  376.583864]  ? __down_interruptible+0x700/0x700
[  376.588542]  ext4_filemap_fault+0x82/0xad
[  376.592722]  __do_fault+0x100/0x6b0
[  376.596368]  ? pmd_devmap_trans_unstable+0x220/0x220
[  376.601479]  ? mark_held_locks+0x130/0x130
[  376.605762]  ? mark_held_locks+0x130/0x130
[  376.610018]  ? find_held_lock+0x36/0x1c0
[  376.614104]  ? find_held_lock+0x36/0x1c0
[  376.618173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.623721]  __handle_mm_fault+0x3ea0/0x5be0
[  376.628134]  ? poll_select_copy_remaining+0x18c/0x6a0
[  376.633335]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  376.638185]  ? __might_fault+0x12b/0x1e0
[  376.642252]  ? lock_downgrade+0x900/0x900
[  376.646415]  ? zap_class+0x640/0x640
[  376.650134]  ? zap_class+0x640/0x640
[  376.653853]  ? find_held_lock+0x36/0x1c0
[  376.657925]  ? handle_mm_fault+0x42a/0xc70
[  376.662176]  ? lock_downgrade+0x900/0x900
[  376.666328]  ? check_preemption_disabled+0x48/0x280
[  376.671349]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  376.676298]  ? kasan_check_read+0x11/0x20
[  376.680450]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  376.685730]  ? rcu_softirq_qs+0x20/0x20
[  376.689706]  ? trace_hardirqs_off_caller+0x310/0x310
[  376.694810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.700349]  ? check_preemption_disabled+0x48/0x280
[  376.705392]  handle_mm_fault+0x54f/0xc70
[  376.709462]  ? __handle_mm_fault+0x5be0/0x5be0
[  376.714057]  ? find_vma+0x34/0x190
[  376.717604]  __do_page_fault+0x5e8/0xe60
[  376.721692]  ? trace_hardirqs_off+0xb8/0x310
[  376.726113]  do_page_fault+0xf2/0x7e0
[  376.729921]  ? vmalloc_sync_all+0x30/0x30
[  376.734078]  ? error_entry+0x70/0xd0
[  376.737793]  ? trace_hardirqs_off_caller+0xbb/0x310
[  376.742812]  ? trace_hardirqs_on_caller+0xc0/0x310
[  376.747761]  ? syscall_return_slowpath+0x5e0/0x5e0
[  376.752693]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.757539]  ? trace_hardirqs_on_caller+0x310/0x310
[  376.762555]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.768010]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  376.773047]  ? prepare_exit_to_usermode+0x291/0x3b0
[  376.778065]  ? page_fault+0x8/0x30
[  376.781610]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.786461]  ? page_fault+0x8/0x30
[  376.790002]  page_fault+0x1e/0x30
[  376.793468] RIP: 0033:0x7fc801b82dd3
[  376.797211] Code: Bad RIP value.
[  376.800570] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  376.806103] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  376.813384] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  376.820669] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  376.827946] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  376.835218] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  376.842514] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  376.842519] warn_alloc_show_mem: 1 callbacks suppressed
[  376.842526] Mem-Info:
[  376.849803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  376.855173] active_anon:48903 inactive_anon:193 isolated_anon:0
[  376.855173]  active_file:14 inactive_file:14 isolated_file:0
[  376.855173]  unevictable:0 dirty:0 writeback:0 unstable:0
[  376.855173]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  376.855173]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  376.855173]  free:13784 free_pcp:349 free_cma:0
[  376.857556] Call Trace:
[  376.866954] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  376.899799]  <IRQ>
[  376.902375] 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
[  376.929873]  dump_stack+0x244/0x39d
[  376.931998] lowmem_reserve[]: 0 2818 6321 6321
[  376.958110]  ? dump_stack_print_info.cold.1+0x20/0x20
[  376.961712] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  376.966296]  warn_alloc.cold.116+0xb7/0x1bd
[  376.971450] lowmem_reserve[]: 0 0 3503 3503
[  376.998768]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.003066] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  377.007385]  ? lock_downgrade+0x900/0x900
[  377.012200] lowmem_reserve[]: 0 0 0 0
[  377.041261]  ? trace_hardirqs_off+0xb8/0x310
[  377.045383] 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
[  377.049182]  ? trace_hardirqs_off+0xb8/0x310
[  377.053567] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  377.067092]  __alloc_pages_slowpath+0x26e8/0x2e10
[  377.071472] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  377.086834]  ? warn_alloc+0x120/0x120
[  377.091637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  377.106905]  ? print_usage_bug+0xc0/0xc0
[  377.110685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  377.119505]  ? warn_alloc+0x120/0x120
[  377.123544] 272 total pagecache pages
[  377.132115]  ? warn_alloc+0x120/0x120
[  377.135897] 0 pages in swap cache
[  377.139711]  ? print_usage_bug+0xc0/0xc0
[  377.143489] Swap cache stats: add 0, delete 0, find 0/0
[  377.146977]  ? kvm_clock_read+0x18/0x30
[  377.151021] Free swap  = 0kB
[  377.156380]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  377.160330] Total swap = 0kB
[  377.163343]  ? print_usage_bug+0xc0/0xc0
[  377.168335] 1965979 pages RAM
[  377.171348]  ? __lock_acquire+0x62f/0x4c20
[  377.175388] 0 pages HighMem/MovableOnly
[  377.178486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.182695] 342853 pages reserved
[  377.186662]  ? should_fail+0x22d/0xd01
[  377.192172] 0 pages cma reserved
[  377.195618]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.199668] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.202845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.208105] init cpuset=/ mems_allowed=0
[  377.217834]  ? __lock_acquire+0x62f/0x4c20
[  377.231336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.236442]  ? __lock_acquire+0x62f/0x4c20
[  377.240679]  ? should_fail+0x22d/0xd01
[  377.244567]  ? rcu_irq_exit+0x1a2/0x390
[  377.248567]  ? mark_held_locks+0x130/0x130
[  377.252811]  ? mark_held_locks+0x130/0x130
[  377.257055]  ? mark_held_locks+0xc7/0x130
[  377.261223]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  377.266242]  ? zap_class+0x640/0x640
[  377.269970]  ? print_usage_bug+0xc0/0xc0
[  377.274042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.279596]  ? check_preemption_disabled+0x48/0x280
[  377.284627]  ? __lock_is_held+0xb5/0x140
[  377.288709]  __alloc_pages_nodemask+0xa80/0xde0
[  377.293409]  ? zap_class+0x640/0x640
[  377.297128]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  377.302156]  ? find_held_lock+0x36/0x1c0
[  377.306228]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.310898]  ? lock_downgrade+0x900/0x900
[  377.315053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.320614]  cache_grow_begin+0xa5/0x8c0
[  377.324708]  ? do_raw_spin_unlock+0xa7/0x330
[  377.329127]  fallback_alloc+0x204/0x2e0
[  377.333109]  ____cache_alloc_node+0x1c7/0x1e0
[  377.337610]  kmem_cache_alloc_node+0xe3/0x730
[  377.342113]  ? ipv6_get_ifaddr+0x42e/0x620
[  377.346388]  __alloc_skb+0x119/0x770
[  377.350104]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.355387]  ? netdev_alloc_frag+0x1f0/0x1f0
[  377.359813]  ? lock_downgrade+0x900/0x900
[  377.363978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.369522]  ? refcount_sub_and_test_checked+0x203/0x310
[  377.375011]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  377.380478]  ? addrconf_rs_timer+0x690/0x690
[  377.384926]  ndisc_alloc_skb+0x144/0x340
[  377.389019]  ndisc_send_rs+0x331/0x6e0
[  377.392912]  addrconf_rs_timer+0x314/0x690
[  377.397192]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.401438]  call_timer_fn+0x272/0x920
[  377.405327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.409563]  ? process_timeout+0x40/0x40
[  377.413635]  ? __run_timers+0x7da/0xc70
[  377.417610]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.422106]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.426602]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.430837]  ? lockdep_hardirqs_on+0x296/0x5b0
[  377.435421]  ? trace_hardirqs_on+0xbd/0x310
[  377.439746]  ? kasan_check_read+0x11/0x20
[  377.443897]  ? __run_timers+0x7da/0xc70
[  377.447898]  ? trace_hardirqs_off_caller+0x310/0x310
[  377.453005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.457246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.461492]  __run_timers+0x7e5/0xc70
[  377.465324]  ? timer_fixup_init+0x70/0x70
[  377.469488]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  377.474519]  ? zap_class+0x640/0x640
[  377.478240]  ? enqueue_hrtimer+0x1a5/0x560
[  377.482490]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  377.487717]  ? find_held_lock+0x36/0x1c0
[  377.491789]  ? zap_class+0x640/0x640
[  377.495510]  ? pvclock_read_flags+0x160/0x160
[  377.500020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.505588]  ? check_preemption_disabled+0x48/0x280
[  377.510615]  ? __lock_is_held+0xb5/0x140
[  377.514677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.520219]  ? check_preemption_disabled+0x48/0x280
[  377.525244]  run_timer_softirq+0x52/0xb0
[  377.529305]  ? rcu_read_lock_sched_held+0x14f/0x180
[  377.534323]  __do_softirq+0x308/0xb7e
[  377.538132]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  377.542628]  ? lock_downgrade+0x900/0x900
[  377.546796]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  377.551913]  ? pvclock_read_flags+0x160/0x160
[  377.556426]  ? lapic_next_event+0x5a/0x90
[  377.560583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.566131]  ? kvm_clock_read+0x18/0x30
[  377.570108]  ? kvm_sched_clock_read+0x9/0x20
[  377.574521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.580063]  ? check_preemption_disabled+0x48/0x280
[  377.585091]  irq_exit+0x17f/0x1c0
[  377.588549]  smp_apic_timer_interrupt+0x1cb/0x760
[  377.593415]  ? smp_call_function_single_interrupt+0x159/0x650
[  377.599304]  ? smp_call_function_single_interrupt+0x650/0x650
[  377.605188]  ? interrupt_entry+0xb5/0xc0
[  377.609252]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.614267]  ? trace_hardirqs_off_caller+0xbb/0x310
[  377.619288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.624131]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.629146]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.634164]  ? task_prio+0x50/0x50
[  377.637705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.643320]  ? check_preemption_disabled+0x48/0x280
[  377.648340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.653193]  apic_timer_interrupt+0xf/0x20
[  377.657423]  </IRQ>
[  377.659662] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  377.664592] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  377.683492] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  377.691200] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  377.698466] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  377.705733] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  377.713002] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  377.720268] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  377.727573]  skb_clone+0x1bb/0x500
[  377.731129]  ? skb_split+0x11e0/0x11e0
[  377.735016]  ? check_preemption_disabled+0x48/0x280
[  377.740038]  ? __this_cpu_preempt_check+0x1c/0x20
[  377.744882]  ? __bpf_redirect+0x54b/0xb20
[  377.749040]  bpf_clone_redirect+0xb9/0x490
[  377.753281]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  377.758302]  ? __sched_text_start+0x8/0x8
[  377.762451]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  377.767242]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  377.771851]  ? retint_kernel+0x2d/0x2d
[  377.775745]  ? find_held_lock+0x36/0x1c0
[  377.779814]  ? lock_acquire+0x1ed/0x520
[  377.783790]  ? bpf_test_run+0x3cb/0x780
[  377.787766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.793307]  ? check_preemption_disabled+0x48/0x280
[  377.798328]  ? kasan_check_read+0x11/0x20
[  377.802479]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  377.807769]  ? rcu_softirq_qs+0x20/0x20
[  377.811773]  ? preempt_schedule+0x4d/0x60
[  377.815920]  ? ___preempt_schedule+0x16/0x18
[  377.820357]  ? bpf_test_run+0x25d/0x780
[  377.824369]  ? netlink_diag_dump+0x2a0/0x2a0
[  377.828785]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.834335]  ? bpf_test_init.isra.10+0x70/0x100
[  377.839023]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  377.843795]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  377.848639]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  377.854177]  ? fput+0x130/0x1a0
[  377.857456]  ? __bpf_prog_get+0x9b/0x290
[  377.861522]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  377.866381]  ? bpf_prog_test_run+0x130/0x1a0
[  377.870790]  ? __x64_sys_bpf+0x3d8/0x520
[  377.874884]  ? bpf_prog_get+0x20/0x20
[  377.878719]  ? do_syscall_64+0x1b9/0x820
[  377.882777]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  377.888147]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.893090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.897942]  ? trace_hardirqs_on_caller+0x310/0x310
[  377.902975]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  377.907995]  ? prepare_exit_to_usermode+0x291/0x3b0
[  377.913016]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.917901]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.923282] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  377.923360] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  377.929440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.929450] Call Trace:
[  377.929456]  <IRQ>
[  377.929473]  dump_stack+0x244/0x39d
[  377.929491]  ? dump_stack_print_info.cold.1+0x20/0x20
[  377.936019] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.945322]  warn_alloc.cold.116+0xb7/0x1bd
[  377.947873] syz-executor3 cpuset=syz3 mems_allowed=0
[  377.950015]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.983505]  ? lock_downgrade+0x900/0x900
[  377.987662]  ? trace_hardirqs_off+0xb8/0x310
[  377.992092]  ? trace_hardirqs_off+0xb8/0x310
[  377.996518]  __alloc_pages_slowpath+0x26e8/0x2e10
[  378.001390]  ? warn_alloc+0x120/0x120
[  378.005208]  ? print_usage_bug+0xc0/0xc0
[  378.009273]  ? warn_alloc+0x120/0x120
[  378.013079]  ? alloc_pages_current+0x173/0x350
[  378.017661]  ? warn_alloc+0x120/0x120
[  378.021465]  ? zap_class+0x640/0x640
[  378.025184]  ? print_usage_bug+0xc0/0xc0
[  378.029251]  ? print_usage_bug+0xc0/0xc0
[  378.033317]  ? __lock_acquire+0x62f/0x4c20
[  378.037560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.043097]  ? should_fail+0x22d/0xd01
[  378.047007]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.052112]  ? __lock_acquire+0x62f/0x4c20
[  378.056352]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.061486]  ? __lock_acquire+0x62f/0x4c20
[  378.065723]  ? should_fail+0x22d/0xd01
[  378.069620]  ? mark_held_locks+0x130/0x130
[  378.073858]  ? mark_held_locks+0x130/0x130
[  378.078116]  ? ip6_finish_output2+0x1d6b/0x27a0
[  378.082800]  ? __kfree_skb+0x20/0x20
[  378.086513]  ? lockdep_hardirqs_on+0x296/0x5b0
[  378.091101]  ? zap_class+0x640/0x640
[  378.094818]  ? print_usage_bug+0xc0/0xc0
[  378.098994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.104538]  ? check_preemption_disabled+0x48/0x280
[  378.109566]  ? __lock_is_held+0xb5/0x140
[  378.113638]  __alloc_pages_nodemask+0xa80/0xde0
[  378.118307]  ? zap_class+0x640/0x640
[  378.122030]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  378.127064]  ? find_held_lock+0x36/0x1c0
[  378.131136]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.135834]  ? lock_downgrade+0x900/0x900
[  378.139990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.145534]  cache_grow_begin+0xa5/0x8c0
[  378.149596]  ? do_raw_spin_unlock+0xa7/0x330
[  378.154041]  fallback_alloc+0x204/0x2e0
[  378.158041]  ____cache_alloc_node+0x1c7/0x1e0
[  378.162543]  kmem_cache_alloc_node+0xe3/0x730
[  378.167038]  ? ipv6_get_ifaddr+0x42e/0x620
[  378.171285]  __alloc_skb+0x119/0x770
[  378.174997]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.180299]  ? netdev_alloc_frag+0x1f0/0x1f0
[  378.184725]  ? lock_downgrade+0x900/0x900
[  378.188881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.194422]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.199892]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.205340]  ? addrconf_rs_timer+0x690/0x690
[  378.209774]  ndisc_alloc_skb+0x144/0x340
[  378.213853]  ndisc_send_rs+0x331/0x6e0
[  378.217763]  addrconf_rs_timer+0x314/0x690
[  378.222008]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.226258]  call_timer_fn+0x272/0x920
[  378.230149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.234387]  ? process_timeout+0x40/0x40
[  378.238473]  ? mark_held_locks+0xc7/0x130
[  378.242621]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.247114]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.251605]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.255839]  ? lockdep_hardirqs_on+0x296/0x5b0
[  378.260425]  ? trace_hardirqs_on+0xbd/0x310
[  378.264748]  ? kasan_check_read+0x11/0x20
[  378.268894]  ? __run_timers+0x7da/0xc70
[  378.272869]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.277997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.282237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.286471]  __run_timers+0x7e5/0xc70
[  378.290283]  ? timer_fixup_init+0x70/0x70
[  378.294480]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  378.299507]  ? zap_class+0x640/0x640
[  378.303229]  ? print_usage_bug+0xc0/0xc0
[  378.307294]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  378.312492]  ? find_held_lock+0x36/0x1c0
[  378.316576]  ? zap_class+0x640/0x640
[  378.320294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.325832]  ? check_preemption_disabled+0x48/0x280
[  378.330860]  ? __lock_is_held+0xb5/0x140
[  378.334927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.340482]  ? check_preemption_disabled+0x48/0x280
[  378.345505]  run_timer_softirq+0x52/0xb0
[  378.349565]  ? rcu_read_lock_sched_held+0x14f/0x180
[  378.354597]  __do_softirq+0x308/0xb7e
[  378.358415]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  378.362928]  ? lock_downgrade+0x900/0x900
[  378.367125]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  378.372237]  ? pvclock_read_flags+0x160/0x160
[  378.376736]  ? lapic_next_event+0x5a/0x90
[  378.380886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.386464]  ? kvm_clock_read+0x18/0x30
[  378.390456]  ? kvm_sched_clock_read+0x9/0x20
[  378.394870]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.400408]  ? check_preemption_disabled+0x48/0x280
[  378.405437]  irq_exit+0x17f/0x1c0
[  378.408896]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.413745]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.419674]  ? interrupt_entry+0xb5/0xc0
[  378.423768]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.428783]  ? trace_hardirqs_off_caller+0xbb/0x310
[  378.433801]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.438646]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.443661]  ? trace_hardirqs_on_caller+0x310/0x310
[  378.448676]  ? task_prio+0x50/0x50
[  378.452222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.457789]  ? check_preemption_disabled+0x48/0x280
[  378.462829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.467684]  apic_timer_interrupt+0xf/0x20
[  378.471914]  </IRQ>
[  378.474164] RIP: 0010:dump_stack+0x358/0x39d
[  378.478573] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  378.497476] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  378.505187] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  378.512459] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  378.519744] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  378.527011] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  378.534282] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  378.541570]  ? dump_stack+0x34f/0x39d
[  378.545387]  ? dump_stack_print_info.cold.1+0x20/0x20
[  378.550583]  ? mark_held_locks+0x130/0x130
[  378.554815]  ? mark_held_locks+0x130/0x130
[  378.559085]  dump_header+0x27b/0xf72
[  378.562826]  ? pagefault_out_of_memory+0x197/0x197
[  378.567762]  ? __lock_acquire+0x62f/0x4c20
[  378.572012]  ? percpu_ref_get_many+0x240/0x240
[  378.576609]  ? print_usage_bug+0xc0/0xc0
[  378.580676]  ? zap_class+0x640/0x640
[  378.584395]  ? print_usage_bug+0xc0/0xc0
[  378.588475]  ? print_usage_bug+0xc0/0xc0
[  378.592536]  ? zap_class+0x640/0x640
[  378.596254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.601798]  ? find_held_lock+0x36/0x1c0
[  378.605890]  ? mark_held_locks+0xc7/0x130
[  378.610042]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  378.615142]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  378.620246]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  378.624834]  ? trace_hardirqs_on+0xbd/0x310
[  378.629156]  ? kasan_check_read+0x11/0x20
[  378.633321]  ? ___ratelimit+0x3b4/0x672
[  378.637296]  ? trace_hardirqs_off_caller+0x310/0x310
[  378.642401]  ? trace_hardirqs_on+0x310/0x310
[  378.646809]  ? lock_downgrade+0x900/0x900
[  378.650966]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  378.656070]  ? ___ratelimit+0x3b9/0x672
[  378.660060]  ? idr_get_free+0xf70/0xf70
[  378.664040]  ? find_held_lock+0x36/0x1c0
[  378.668113]  oom_kill_process.cold.27+0x10/0x903
[  378.672868]  ? zap_class+0x640/0x640
[  378.676580]  ? check_preemption_disabled+0x48/0x280
[  378.681599]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.686528]  ? kasan_check_read+0x11/0x20
[  378.690676]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.695960]  ? oom_evaluate_task+0x540/0x540
[  378.700393]  ? find_held_lock+0x36/0x1c0
[  378.704467]  ? out_of_memory+0x974/0x1430
[  378.708616]  ? lock_downgrade+0x900/0x900
[  378.712763]  ? check_preemption_disabled+0x48/0x280
[  378.717786]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.722744]  ? kasan_check_read+0x11/0x20
[  378.726889]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.732169]  ? rcu_softirq_qs+0x20/0x20
[  378.736153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.741704]  ? oom_evaluate_task+0x302/0x540
[  378.746122]  out_of_memory+0xa84/0x1430
[  378.750105]  ? oom_killer_disable+0x3a0/0x3a0
[  378.754604]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  378.759545]  ? __ww_mutex_check_waiters+0x160/0x160
[  378.764573]  __alloc_pages_slowpath+0x2354/0x2e10
[  378.769452]  ? warn_alloc+0x120/0x120
[  378.773252]  ? mark_held_locks+0x130/0x130
[  378.777495]  ? find_get_entry+0xaae/0x1120
[  378.781740]  ? filemap_map_pages+0x1a20/0x1a20
[  378.786357]  ? zap_class+0x640/0x640
[  378.790108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.795644]  ? check_preemption_disabled+0x48/0x280
[  378.800660]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.806225]  ? should_fail+0x22d/0xd01
[  378.810133]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.815237]  ? zap_class+0x640/0x640
[  378.818981]  ? __lock_is_held+0xb5/0x140
[  378.823051]  ? mark_held_locks+0x130/0x130
[  378.827304]  ? lock_release+0xa00/0xa00
[  378.831282]  ? perf_trace_sched_process_exec+0x860/0x860
[  378.836732]  ? xa_load+0x2ba/0x460
[  378.840273]  ? lock_downgrade+0x900/0x900
[  378.844423]  ? __might_sleep+0x95/0x190
[  378.848404]  __alloc_pages_nodemask+0xa80/0xde0
[  378.853101]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  378.858120]  ? __page_cache_alloc+0x191/0x5c0
[  378.862613]  ? xa_load+0x2e1/0x460
[  378.866241]  ? xa_clear_mark+0x40/0x40
[  378.870129]  ? zap_class+0x640/0x640
[  378.873854]  ? zap_class+0x640/0x640
[  378.877585]  ? zap_class+0x640/0x640
[  378.881332]  ? __do_page_cache_readahead+0x663/0x810
[  378.886441]  ? find_held_lock+0x36/0x1c0
[  378.890522]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  378.896064]  alloc_pages_current+0x173/0x350
[  378.900498]  __page_cache_alloc+0x38c/0x5c0
[  378.904818]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.909745]  ? kasan_check_read+0x11/0x20
[  378.913894]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.919180]  ? generic_perform_write+0x6a0/0x6a0
[  378.923950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.929488]  ? check_preemption_disabled+0x48/0x280
[  378.934509]  filemap_fault+0x1595/0x25f0
[  378.938619]  ? __lock_page_or_retry+0xa00/0xa00
[  378.943295]  ? mark_held_locks+0x130/0x130
[  378.947569]  ? filemap_map_pages+0xd6b/0x1a20
[  378.952071]  ? lock_downgrade+0x900/0x900
[  378.956221]  ? check_preemption_disabled+0x48/0x280
[  378.961240]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  378.966173]  ? kasan_check_read+0x11/0x20
[  378.970324]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  378.975604]  ? rcu_softirq_qs+0x20/0x20
[  378.979596]  ? filemap_map_pages+0xd92/0x1a20
[  378.984096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.989658]  ? find_get_entries_tag+0x1400/0x1400
[  378.994502]  ? __lock_acquire+0x62f/0x4c20
[  378.998762]  ? lock_acquire+0x1ed/0x520
[  379.002757]  ? ext4_filemap_fault+0x7a/0xad
[  379.007083]  ? lock_release+0xa00/0xa00
[  379.011085]  ? perf_trace_sched_process_exec+0x860/0x860
[  379.016535]  ? print_usage_bug+0xc0/0xc0
[  379.020612]  ? print_usage_bug+0xc0/0xc0
[  379.024688]  ? down_read+0x8d/0x120
[  379.028312]  ? ext4_filemap_fault+0x7a/0xad
[  379.032634]  ? __down_interruptible+0x700/0x700
[  379.037318]  ext4_filemap_fault+0x82/0xad
[  379.041472]  __do_fault+0x100/0x6b0
[  379.045103]  ? pmd_devmap_trans_unstable+0x220/0x220
[  379.050210]  ? mark_held_locks+0x130/0x130
[  379.054452]  ? mark_held_locks+0x130/0x130
[  379.058687]  ? find_held_lock+0x36/0x1c0
[  379.062762]  ? find_held_lock+0x36/0x1c0
[  379.066825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.072366]  __handle_mm_fault+0x3ea0/0x5be0
[  379.076781]  ? poll_select_copy_remaining+0x18c/0x6a0
[  379.081985]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  379.086834]  ? __might_fault+0x12b/0x1e0
[  379.090897]  ? lock_downgrade+0x900/0x900
[  379.095084]  ? zap_class+0x640/0x640
[  379.098807]  ? zap_class+0x640/0x640
[  379.102532]  ? find_held_lock+0x36/0x1c0
[  379.106604]  ? handle_mm_fault+0x42a/0xc70
[  379.110840]  ? lock_downgrade+0x900/0x900
[  379.115005]  ? check_preemption_disabled+0x48/0x280
[  379.120029]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  379.124966]  ? kasan_check_read+0x11/0x20
[  379.129119]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.134397]  ? rcu_softirq_qs+0x20/0x20
[  379.138374]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.143502]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.149042]  ? check_preemption_disabled+0x48/0x280
[  379.154069]  handle_mm_fault+0x54f/0xc70
[  379.158136]  ? __handle_mm_fault+0x5be0/0x5be0
[  379.162723]  ? find_vma+0x34/0x190
[  379.166273]  __do_page_fault+0x5e8/0xe60
[  379.170335]  ? trace_hardirqs_off+0xb8/0x310
[  379.174758]  do_page_fault+0xf2/0x7e0
[  379.178560]  ? vmalloc_sync_all+0x30/0x30
[  379.182708]  ? error_entry+0x70/0xd0
[  379.186426]  ? trace_hardirqs_off_caller+0xbb/0x310
[  379.191451]  ? trace_hardirqs_on_caller+0xc0/0x310
[  379.196384]  ? syscall_return_slowpath+0x5e0/0x5e0
[  379.201311]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.206157]  ? trace_hardirqs_on_caller+0x310/0x310
[  379.211177]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.216627]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  379.221647]  ? prepare_exit_to_usermode+0x291/0x3b0
[  379.226671]  ? page_fault+0x8/0x30
[  379.230763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  379.235611]  ? page_fault+0x8/0x30
[  379.239155]  page_fault+0x1e/0x30
[  379.242609] RIP: 0033:0x7fc801b82dd3
[  379.246332] Code: Bad RIP value.
[  379.249695] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  379.255056] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  379.262324] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  379.269590] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  379.276854] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  379.284135] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  379.291432] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  379.291438] warn_alloc_show_mem: 1 callbacks suppressed
[  379.291445] Mem-Info:
[  379.298718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.304088] active_anon:48903 inactive_anon:193 isolated_anon:0
[  379.304088]  active_file:14 inactive_file:14 isolated_file:0
[  379.304088]  unevictable:0 dirty:0 writeback:0 unstable:0
[  379.304088]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  379.304088]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  379.304088]  free:13784 free_pcp:349 free_cma:0
[  379.306453] Call Trace:
[  379.306461]  <IRQ>
[  379.315848] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  379.348701]  dump_stack+0x244/0x39d
[  379.351259] 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
[  379.353406]  ? dump_stack_print_info.cold.1+0x20/0x20
[  379.381050] lowmem_reserve[]: 0 2818 6321 6321
[  379.384688]  warn_alloc.cold.116+0xb7/0x1bd
[  379.410762] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  379.415961]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.420511] lowmem_reserve[]: 0 0 3503 3503
[  379.424833]  ? lock_downgrade+0x900/0x900
[  379.452148] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  379.457000]  ? trace_hardirqs_off+0xb8/0x310
[  379.461292] lowmem_reserve[]: 0 0 0 0
[  379.465437]  ? trace_hardirqs_off+0xb8/0x310
[  379.494492] 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
[  379.498902]  __alloc_pages_slowpath+0x26e8/0x2e10
[  379.502670] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  379.507097]  ? warn_alloc+0x120/0x120
[  379.520574] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  379.525417]  ? print_usage_bug+0xc0/0xc0
[  379.540743] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  379.544529]  ? warn_alloc+0x120/0x120
[  379.559767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  379.563833]  ? warn_alloc+0x120/0x120
[  379.572643] 272 total pagecache pages
[  379.576441]  ? print_usage_bug+0xc0/0xc0
[  379.585001] 0 pages in swap cache
[  379.588789]  ? print_usage_bug+0xc0/0xc0
[  379.592573] Swap cache stats: add 0, delete 0, find 0/0
[  379.596623]  ? __lock_acquire+0x62f/0x4c20
[  379.600056] Free swap  = 0kB
[  379.604114]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.609453] Total swap = 0kB
[  379.613681]  ? should_fail+0x22d/0xd01
[  379.616677] 1965979 pages RAM
[  379.622207]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.625203] 0 pages HighMem/MovableOnly
[  379.629081]  ? __lock_acquire+0x62f/0x4c20
[  379.632165] 342853 pages reserved
[  379.637258]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.641208] 0 pages cma reserved
[  379.645434]  ? __lock_acquire+0x62f/0x4c20
[  379.648994] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  379.653975]  ? should_fail+0x22d/0xd01
[  379.653991]  ? find_held_lock+0x36/0x1c0
[  379.657425] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  379.661571]  ? mark_held_locks+0x130/0x130
[  379.668036] init cpuset=/ mems_allowed=0
[  379.671918]  ? mark_held_locks+0x130/0x130
[  379.698203]  ? zap_class+0x640/0x640
[  379.701917]  ? zap_class+0x640/0x640
[  379.705650]  ? print_usage_bug+0xc0/0xc0
[  379.709719]  ? do_raw_spin_unlock+0xa7/0x330
[  379.714141]  ? zap_class+0x640/0x640
[  379.717853]  ? print_usage_bug+0xc0/0xc0
[  379.721914]  ? wq_watchdog_touch+0x9c/0xfe
[  379.726164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.731706]  ? check_preemption_disabled+0x48/0x280
[  379.736734]  ? __lock_is_held+0xb5/0x140
[  379.740802]  __alloc_pages_nodemask+0xa80/0xde0
[  379.745473]  ? zap_class+0x640/0x640
[  379.749212]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  379.754243]  ? find_held_lock+0x36/0x1c0
[  379.758319]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.762990]  ? lock_downgrade+0x900/0x900
[  379.767152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.772694]  cache_grow_begin+0xa5/0x8c0
[  379.776757]  ? do_raw_spin_unlock+0xa7/0x330
[  379.781175]  fallback_alloc+0x204/0x2e0
[  379.785155]  ____cache_alloc_node+0x1c7/0x1e0
[  379.789662]  kmem_cache_alloc_node+0xe3/0x730
[  379.794159]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.798418]  __alloc_skb+0x119/0x770
[  379.802130]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  379.807412]  ? netdev_alloc_frag+0x1f0/0x1f0
[  379.811823]  ? lock_downgrade+0x900/0x900
[  379.816002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.821541]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.826999]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.832452]  ? addrconf_rs_timer+0x690/0x690
[  379.836874]  ndisc_alloc_skb+0x144/0x340
[  379.840955]  ndisc_send_rs+0x331/0x6e0
[  379.844867]  addrconf_rs_timer+0x314/0x690
[  379.849110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.853358]  call_timer_fn+0x272/0x920
[  379.857251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.861488]  ? process_timeout+0x40/0x40
[  379.865557]  ? __run_timers+0x7da/0xc70
[  379.869533]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.874027]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.878520]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.882775]  ? lockdep_hardirqs_on+0x296/0x5b0
[  379.887362]  ? trace_hardirqs_on+0xbd/0x310
[  379.891695]  ? kasan_check_read+0x11/0x20
[  379.895845]  ? __run_timers+0x7da/0xc70
[  379.899821]  ? trace_hardirqs_off_caller+0x310/0x310
[  379.904927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.909183]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.913423]  __run_timers+0x7e5/0xc70
[  379.917241]  ? timer_fixup_init+0x70/0x70
[  379.921400]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  379.926420]  ? zap_class+0x640/0x640
[  379.930143]  ? enqueue_hrtimer+0x1a5/0x560
[  379.934379]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  379.939578]  ? find_held_lock+0x36/0x1c0
[  379.943655]  ? zap_class+0x640/0x640
[  379.947374]  ? pvclock_read_flags+0x160/0x160
[  379.951871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.957413]  ? check_preemption_disabled+0x48/0x280
[  379.962439]  ? __lock_is_held+0xb5/0x140
[  379.966521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.972076]  ? check_preemption_disabled+0x48/0x280
[  379.977118]  run_timer_softirq+0x52/0xb0
[  379.981181]  ? rcu_read_lock_sched_held+0x14f/0x180
[  379.986198]  __do_softirq+0x308/0xb7e
[  379.990006]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  379.994517]  ? lock_downgrade+0x900/0x900
[  379.998671]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  380.003782]  ? pvclock_read_flags+0x160/0x160
[  380.008285]  ? lapic_next_event+0x5a/0x90
[  380.012440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.017992]  ? kvm_clock_read+0x18/0x30
[  380.021982]  ? kvm_sched_clock_read+0x9/0x20
[  380.026412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.031971]  ? check_preemption_disabled+0x48/0x280
[  380.037002]  irq_exit+0x17f/0x1c0
[  380.040458]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.045305]  ? smp_call_function_single_interrupt+0x159/0x650
[  380.051192]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.057079]  ? interrupt_entry+0xb5/0xc0
[  380.061142]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.066170]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.071206]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.076051]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.081067]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.086085]  ? task_prio+0x50/0x50
[  380.089628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.095168]  ? check_preemption_disabled+0x48/0x280
[  380.100656]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.105513]  apic_timer_interrupt+0xf/0x20
[  380.109741]  </IRQ>
[  380.112010] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  380.116956] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  380.135858] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  380.143568] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  380.150859] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  380.158128] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  380.165392] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  380.172663] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  380.180000]  skb_clone+0x1bb/0x500
[  380.183547]  ? skb_split+0x11e0/0x11e0
[  380.187436]  ? check_preemption_disabled+0x48/0x280
[  380.192455]  ? __this_cpu_preempt_check+0x1c/0x20
[  380.197299]  ? __bpf_redirect+0x54b/0xb20
[  380.201474]  bpf_clone_redirect+0xb9/0x490
[  380.205718]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  380.210739]  ? __sched_text_start+0x8/0x8
[  380.214902]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  380.219691]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  380.224286]  ? retint_kernel+0x2d/0x2d
[  380.228184]  ? find_held_lock+0x36/0x1c0
[  380.232257]  ? lock_acquire+0x1ed/0x520
[  380.236233]  ? bpf_test_run+0x3cb/0x780
[  380.240225]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.245780]  ? check_preemption_disabled+0x48/0x280
[  380.250805]  ? kasan_check_read+0x11/0x20
[  380.254967]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.260250]  ? rcu_softirq_qs+0x20/0x20
[  380.264229]  ? preempt_schedule+0x4d/0x60
[  380.268379]  ? ___preempt_schedule+0x16/0x18
[  380.272801]  ? bpf_test_run+0x25d/0x780
[  380.276788]  ? netlink_diag_dump+0x2a0/0x2a0
[  380.281201]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.286760]  ? bpf_test_init.isra.10+0x70/0x100
[  380.291434]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  380.296203]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  380.301050]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  380.306627]  ? fput+0x130/0x1a0
[  380.309906]  ? __bpf_prog_get+0x9b/0x290
[  380.313983]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  380.318825]  ? bpf_prog_test_run+0x130/0x1a0
[  380.323240]  ? __x64_sys_bpf+0x3d8/0x520
[  380.327305]  ? bpf_prog_get+0x20/0x20
[  380.331129]  ? do_syscall_64+0x1b9/0x820
[  380.335191]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  380.340554]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.345480]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.350330]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.355349]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  380.360384]  ? prepare_exit_to_usermode+0x291/0x3b0
[  380.365408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.370260]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  380.375648] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  380.375717] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.381795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.381801] Call Trace:
[  380.381807]  <IRQ>
[  380.381826]  dump_stack+0x244/0x39d
[  380.381845]  ? dump_stack_print_info.cold.1+0x20/0x20
[  380.388423] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.397696]  warn_alloc.cold.116+0xb7/0x1bd
[  380.400251] syz-executor3 cpuset=syz3 mems_allowed=0
[  380.402395]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.435899]  ? lock_downgrade+0x900/0x900
[  380.440057]  ? trace_hardirqs_off+0xb8/0x310
[  380.444490]  ? trace_hardirqs_off+0xb8/0x310
[  380.448922]  __alloc_pages_slowpath+0x26e8/0x2e10
[  380.453817]  ? warn_alloc+0x120/0x120
[  380.457635]  ? print_usage_bug+0xc0/0xc0
[  380.461697]  ? warn_alloc+0x120/0x120
[  380.465528]  ? warn_alloc+0x120/0x120
[  380.469334]  ? print_usage_bug+0xc0/0xc0
[  380.473394]  ? kvm_clock_read+0x18/0x30
[  380.477370]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  380.482389]  ? print_usage_bug+0xc0/0xc0
[  380.486456]  ? __lock_acquire+0x62f/0x4c20
[  380.490729]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.496267]  ? should_fail+0x22d/0xd01
[  380.500151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.505445]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.510568]  ? __lock_acquire+0x62f/0x4c20
[  380.514809]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.519916]  ? __lock_acquire+0x62f/0x4c20
[  380.524162]  ? should_fail+0x22d/0xd01
[  380.528047]  ? rcu_irq_exit+0x1a2/0x390
[  380.532033]  ? mark_held_locks+0x130/0x130
[  380.536274]  ? mark_held_locks+0x130/0x130
[  380.540518]  ? mark_held_locks+0xc7/0x130
[  380.544665]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  380.549682]  ? zap_class+0x640/0x640
[  380.553397]  ? print_usage_bug+0xc0/0xc0
[  380.557483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.563026]  ? check_preemption_disabled+0x48/0x280
[  380.568054]  ? __lock_is_held+0xb5/0x140
[  380.572125]  __alloc_pages_nodemask+0xa80/0xde0
[  380.576797]  ? zap_class+0x640/0x640
[  380.580544]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  380.585592]  ? find_held_lock+0x36/0x1c0
[  380.589701]  ? ____cache_alloc_node+0x1c7/0x1e0
[  380.594378]  ? lock_downgrade+0x900/0x900
[  380.598551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.604095]  cache_grow_begin+0xa5/0x8c0
[  380.608159]  ? do_raw_spin_unlock+0xa7/0x330
[  380.612578]  fallback_alloc+0x204/0x2e0
[  380.616574]  ____cache_alloc_node+0x1c7/0x1e0
[  380.621094]  kmem_cache_alloc_node+0xe3/0x730
[  380.625588]  ? ipv6_get_ifaddr+0x42e/0x620
[  380.629849]  __alloc_skb+0x119/0x770
[  380.633560]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  380.638842]  ? netdev_alloc_frag+0x1f0/0x1f0
[  380.643254]  ? lock_downgrade+0x900/0x900
[  380.647422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.652973]  ? refcount_sub_and_test_checked+0x203/0x310
[  380.658426]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  380.663897]  ? addrconf_rs_timer+0x690/0x690
[  380.668324]  ndisc_alloc_skb+0x144/0x340
[  380.672406]  ndisc_send_rs+0x331/0x6e0
[  380.676303]  addrconf_rs_timer+0x314/0x690
[  380.680546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.684800]  call_timer_fn+0x272/0x920
[  380.688685]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.692918]  ? process_timeout+0x40/0x40
[  380.697000]  ? mark_held_locks+0xc7/0x130
[  380.701181]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.705686]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.710191]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.714428]  ? lockdep_hardirqs_on+0x296/0x5b0
[  380.719014]  ? trace_hardirqs_on+0xbd/0x310
[  380.723335]  ? kasan_check_read+0x11/0x20
[  380.727485]  ? __run_timers+0x7da/0xc70
[  380.731492]  ? trace_hardirqs_off_caller+0x310/0x310
[  380.736608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.740846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.745078]  __run_timers+0x7e5/0xc70
[  380.748888]  ? timer_fixup_init+0x70/0x70
[  380.753043]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  380.758064]  ? zap_class+0x640/0x640
[  380.761782]  ? print_usage_bug+0xc0/0xc0
[  380.765845]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  380.771045]  ? find_held_lock+0x36/0x1c0
[  380.775112]  ? zap_class+0x640/0x640
[  380.778846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.784399]  ? check_preemption_disabled+0x48/0x280
[  380.789441]  ? __lock_is_held+0xb5/0x140
[  380.793508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.799048]  ? check_preemption_disabled+0x48/0x280
[  380.804069]  run_timer_softirq+0x52/0xb0
[  380.808135]  ? rcu_read_lock_sched_held+0x14f/0x180
[  380.813151]  __do_softirq+0x308/0xb7e
[  380.816965]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  380.821467]  ? lock_downgrade+0x900/0x900
[  380.825619]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  380.830742]  ? pvclock_read_flags+0x160/0x160
[  380.835240]  ? lapic_next_event+0x5a/0x90
[  380.839390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.844934]  ? kvm_clock_read+0x18/0x30
[  380.848914]  ? kvm_sched_clock_read+0x9/0x20
[  380.853329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.858880]  ? check_preemption_disabled+0x48/0x280
[  380.863922]  irq_exit+0x17f/0x1c0
[  380.867387]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.872233]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.878116]  ? interrupt_entry+0xb5/0xc0
[  380.882179]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.887208]  ? trace_hardirqs_off_caller+0xbb/0x310
[  380.892233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.897095]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.902128]  ? trace_hardirqs_on_caller+0x310/0x310
[  380.907146]  ? task_prio+0x50/0x50
[  380.910698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.916240]  ? check_preemption_disabled+0x48/0x280
[  380.921263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.926118]  apic_timer_interrupt+0xf/0x20
[  380.930346]  </IRQ>
[  380.932587] RIP: 0010:dump_stack+0x358/0x39d
[  380.936995] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  380.955913] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  380.963629] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  380.970897] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  380.978162] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  380.985429] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  380.992712] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  381.000010]  ? dump_stack+0x34f/0x39d
[  381.003825]  ? dump_stack_print_info.cold.1+0x20/0x20
[  381.009020]  ? mark_held_locks+0x130/0x130
[  381.013264]  ? mark_held_locks+0x130/0x130
[  381.017507]  dump_header+0x27b/0xf72
[  381.021236]  ? pagefault_out_of_memory+0x197/0x197
[  381.026180]  ? __lock_acquire+0x62f/0x4c20
[  381.030436]  ? percpu_ref_get_many+0x240/0x240
[  381.035043]  ? print_usage_bug+0xc0/0xc0
[  381.039123]  ? zap_class+0x640/0x640
[  381.042837]  ? print_usage_bug+0xc0/0xc0
[  381.046896]  ? print_usage_bug+0xc0/0xc0
[  381.050961]  ? zap_class+0x640/0x640
[  381.054692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.060241]  ? find_held_lock+0x36/0x1c0
[  381.064312]  ? mark_held_locks+0xc7/0x130
[  381.068468]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  381.073569]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  381.078673]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  381.083256]  ? trace_hardirqs_on+0xbd/0x310
[  381.087583]  ? kasan_check_read+0x11/0x20
[  381.091730]  ? ___ratelimit+0x3b4/0x672
[  381.095703]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.100806]  ? trace_hardirqs_on+0x310/0x310
[  381.105228]  ? lock_downgrade+0x900/0x900
[  381.109398]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  381.114518]  ? ___ratelimit+0x3b9/0x672
[  381.118494]  ? idr_get_free+0xf70/0xf70
[  381.122472]  ? find_held_lock+0x36/0x1c0
[  381.126587]  oom_kill_process.cold.27+0x10/0x903
[  381.131358]  ? zap_class+0x640/0x640
[  381.135070]  ? check_preemption_disabled+0x48/0x280
[  381.140105]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.145040]  ? kasan_check_read+0x11/0x20
[  381.149188]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.154476]  ? oom_evaluate_task+0x540/0x540
[  381.158890]  ? find_held_lock+0x36/0x1c0
[  381.162989]  ? out_of_memory+0x974/0x1430
[  381.167143]  ? lock_downgrade+0x900/0x900
[  381.171291]  ? check_preemption_disabled+0x48/0x280
[  381.176314]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.181243]  ? kasan_check_read+0x11/0x20
[  381.185402]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.190740]  ? rcu_softirq_qs+0x20/0x20
[  381.194734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.200270]  ? oom_evaluate_task+0x302/0x540
[  381.204681]  out_of_memory+0xa84/0x1430
[  381.208673]  ? oom_killer_disable+0x3a0/0x3a0
[  381.213170]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  381.218132]  ? __ww_mutex_check_waiters+0x160/0x160
[  381.223177]  __alloc_pages_slowpath+0x2354/0x2e10
[  381.228534]  ? warn_alloc+0x120/0x120
[  381.232331]  ? mark_held_locks+0x130/0x130
[  381.236574]  ? find_get_entry+0xaae/0x1120
[  381.240820]  ? filemap_map_pages+0x1a20/0x1a20
[  381.245410]  ? zap_class+0x640/0x640
[  381.249133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.254684]  ? check_preemption_disabled+0x48/0x280
[  381.259704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.265242]  ? should_fail+0x22d/0xd01
[  381.269136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.274239]  ? zap_class+0x640/0x640
[  381.278013]  ? __lock_is_held+0xb5/0x140
[  381.282083]  ? mark_held_locks+0x130/0x130
[  381.286324]  ? lock_release+0xa00/0xa00
[  381.290297]  ? perf_trace_sched_process_exec+0x860/0x860
[  381.295745]  ? xa_load+0x2ba/0x460
[  381.299315]  ? lock_downgrade+0x900/0x900
[  381.303470]  ? __might_sleep+0x95/0x190
[  381.307453]  __alloc_pages_nodemask+0xa80/0xde0
[  381.312143]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  381.317163]  ? __page_cache_alloc+0x191/0x5c0
[  381.321656]  ? xa_load+0x2e1/0x460
[  381.325197]  ? xa_clear_mark+0x40/0x40
[  381.329088]  ? zap_class+0x640/0x640
[  381.332811]  ? zap_class+0x640/0x640
[  381.336535]  ? zap_class+0x640/0x640
[  381.340254]  ? __do_page_cache_readahead+0x663/0x810
[  381.345361]  ? find_held_lock+0x36/0x1c0
[  381.349427]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  381.354978]  alloc_pages_current+0x173/0x350
[  381.359390]  __page_cache_alloc+0x38c/0x5c0
[  381.363711]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.368639]  ? kasan_check_read+0x11/0x20
[  381.372785]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.378067]  ? generic_perform_write+0x6a0/0x6a0
[  381.382839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.388411]  ? check_preemption_disabled+0x48/0x280
[  381.393463]  filemap_fault+0x1595/0x25f0
[  381.397540]  ? __lock_page_or_retry+0xa00/0xa00
[  381.402214]  ? mark_held_locks+0x130/0x130
[  381.406464]  ? filemap_map_pages+0xd6b/0x1a20
[  381.410982]  ? lock_downgrade+0x900/0x900
[  381.415130]  ? check_preemption_disabled+0x48/0x280
[  381.420151]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.425079]  ? kasan_check_read+0x11/0x20
[  381.429225]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.434513]  ? rcu_softirq_qs+0x20/0x20
[  381.438495]  ? filemap_map_pages+0xd92/0x1a20
[  381.442997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.448542]  ? find_get_entries_tag+0x1400/0x1400
[  381.453391]  ? __lock_acquire+0x62f/0x4c20
[  381.457640]  ? lock_acquire+0x1ed/0x520
[  381.461613]  ? ext4_filemap_fault+0x7a/0xad
[  381.465951]  ? lock_release+0xa00/0xa00
[  381.469927]  ? perf_trace_sched_process_exec+0x860/0x860
[  381.475389]  ? print_usage_bug+0xc0/0xc0
[  381.479457]  ? print_usage_bug+0xc0/0xc0
[  381.483535]  ? down_read+0x8d/0x120
[  381.487247]  ? ext4_filemap_fault+0x7a/0xad
[  381.491568]  ? __down_interruptible+0x700/0x700
[  381.496286]  ext4_filemap_fault+0x82/0xad
[  381.500476]  __do_fault+0x100/0x6b0
[  381.504107]  ? pmd_devmap_trans_unstable+0x220/0x220
[  381.509232]  ? mark_held_locks+0x130/0x130
[  381.513473]  ? mark_held_locks+0x130/0x130
[  381.517705]  ? find_held_lock+0x36/0x1c0
[  381.521774]  ? find_held_lock+0x36/0x1c0
[  381.525839]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.531382]  __handle_mm_fault+0x3ea0/0x5be0
[  381.535793]  ? poll_select_copy_remaining+0x18c/0x6a0
[  381.541009]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  381.545858]  ? __might_fault+0x12b/0x1e0
[  381.549922]  ? lock_downgrade+0x900/0x900
[  381.554091]  ? zap_class+0x640/0x640
[  381.557837]  ? zap_class+0x640/0x640
[  381.561562]  ? find_held_lock+0x36/0x1c0
[  381.565633]  ? handle_mm_fault+0x42a/0xc70
[  381.569872]  ? lock_downgrade+0x900/0x900
[  381.574024]  ? check_preemption_disabled+0x48/0x280
[  381.579043]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  381.583978]  ? kasan_check_read+0x11/0x20
[  381.588124]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  381.593399]  ? rcu_softirq_qs+0x20/0x20
[  381.597370]  ? trace_hardirqs_off_caller+0x310/0x310
[  381.602492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.608033]  ? check_preemption_disabled+0x48/0x280
[  381.613057]  handle_mm_fault+0x54f/0xc70
[  381.617128]  ? __handle_mm_fault+0x5be0/0x5be0
[  381.621717]  ? find_vma+0x34/0x190
[  381.625263]  __do_page_fault+0x5e8/0xe60
[  381.629323]  ? trace_hardirqs_off+0xb8/0x310
[  381.633745]  do_page_fault+0xf2/0x7e0
[  381.637551]  ? vmalloc_sync_all+0x30/0x30
[  381.641698]  ? error_entry+0x70/0xd0
[  381.645416]  ? trace_hardirqs_off_caller+0xbb/0x310
[  381.650434]  ? trace_hardirqs_on_caller+0xc0/0x310
[  381.655367]  ? syscall_return_slowpath+0x5e0/0x5e0
[  381.660297]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.665145]  ? trace_hardirqs_on_caller+0x310/0x310
[  381.670162]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.675614]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  381.680632]  ? prepare_exit_to_usermode+0x291/0x3b0
[  381.685647]  ? page_fault+0x8/0x30
[  381.689190]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  381.694036]  ? page_fault+0x8/0x30
[  381.697593]  page_fault+0x1e/0x30
[  381.701047] RIP: 0033:0x7fc801b82dd3
[  381.704774] Code: Bad RIP value.
[  381.708140] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  381.713501] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  381.720769] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  381.728052] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  381.735317] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  381.742582] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  381.749870] warn_alloc_show_mem: 1 callbacks suppressed
[  381.749882] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  381.749884] Mem-Info:
[  381.749916] active_anon:48903 inactive_anon:193 isolated_anon:0
[  381.749916]  active_file:14 inactive_file:14 isolated_file:0
[  381.749916]  unevictable:0 dirty:0 writeback:0 unstable:0
[  381.749916]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  381.749916]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  381.749916]  free:13784 free_pcp:349 free_cma:0
[  381.755276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.762554] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  381.764959] Call Trace:
[  381.797840] 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
[  381.807187]  <IRQ>
[  381.834667] lowmem_reserve[]: 0 2818 6321 6321
[  381.837253]  dump_stack+0x244/0x39d
[  381.863335] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  381.865480]  ? dump_stack_print_info.cold.1+0x20/0x20
[  381.870035] lowmem_reserve[]: 0 0 3503 3503
[  381.873679]  warn_alloc.cold.116+0xb7/0x1bd
[  381.900988] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  381.906176]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.910465] lowmem_reserve[]: 0 0 0 0
[  381.914804]  ? lock_downgrade+0x900/0x900
[  381.943864] 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
[  381.948725]  ? trace_hardirqs_off+0xb8/0x310
[  381.952494] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  381.956637]  ? trace_hardirqs_off+0xb8/0x310
[  381.970135] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  381.974542]  __alloc_pages_slowpath+0x26e8/0x2e10
[  381.989868] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  381.994291]  ? warn_alloc+0x120/0x120
[  382.009508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  382.014339]  ? print_usage_bug+0xc0/0xc0
[  382.023149] 272 total pagecache pages
[  382.026953]  ? warn_alloc+0x120/0x120
[  382.035697] 0 pages in swap cache
[  382.039759]  ? warn_alloc+0x120/0x120
[  382.043552] Swap cache stats: add 0, delete 0, find 0/0
[  382.047369]  ? print_usage_bug+0xc0/0xc0
[  382.050798] Free swap  = 0kB
[  382.054591]  ? kvm_clock_read+0x18/0x30
[  382.059927] Total swap = 0kB
[  382.063995]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  382.066987] 1965979 pages RAM
[  382.070965]  ? print_usage_bug+0xc0/0xc0
[  382.073964] 0 pages HighMem/MovableOnly
[  382.078992]  ? __lock_acquire+0x62f/0x4c20
[  382.082073] 342853 pages reserved
[  382.086128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.090096] 0 pages cma reserved
[  382.094339]  ? should_fail+0x22d/0xd01
[  382.097824] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  382.103292]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.103311]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.106858] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.110553]  ? __lock_acquire+0x62f/0x4c20
[  382.117057] init cpuset=/ mems_allowed=0
[  382.122332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.150460]  ? __lock_acquire+0x62f/0x4c20
[  382.154708]  ? should_fail+0x22d/0xd01
[  382.158592]  ? rcu_irq_exit+0x1a2/0x390
[  382.162577]  ? mark_held_locks+0x130/0x130
[  382.166828]  ? mark_held_locks+0x130/0x130
[  382.171083]  ? mark_held_locks+0xc7/0x130
[  382.175240]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  382.180261]  ? zap_class+0x640/0x640
[  382.183979]  ? print_usage_bug+0xc0/0xc0
[  382.188049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.193598]  ? check_preemption_disabled+0x48/0x280
[  382.198630]  ? __lock_is_held+0xb5/0x140
[  382.202699]  __alloc_pages_nodemask+0xa80/0xde0
[  382.207371]  ? zap_class+0x640/0x640
[  382.211094]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  382.216121]  ? find_held_lock+0x36/0x1c0
[  382.220212]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.224883]  ? lock_downgrade+0x900/0x900
[  382.229047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.234590]  cache_grow_begin+0xa5/0x8c0
[  382.238650]  ? do_raw_spin_unlock+0xa7/0x330
[  382.243072]  fallback_alloc+0x204/0x2e0
[  382.247057]  ____cache_alloc_node+0x1c7/0x1e0
[  382.251563]  kmem_cache_alloc_node+0xe3/0x730
[  382.256063]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.260314]  __alloc_skb+0x119/0x770
[  382.264030]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.269313]  ? netdev_alloc_frag+0x1f0/0x1f0
[  382.273753]  ? lock_downgrade+0x900/0x900
[  382.277910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.283504]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.288978]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.294430]  ? addrconf_rs_timer+0x690/0x690
[  382.298852]  ndisc_alloc_skb+0x144/0x340
[  382.302922]  ndisc_send_rs+0x331/0x6e0
[  382.306828]  addrconf_rs_timer+0x314/0x690
[  382.311069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.315320]  call_timer_fn+0x272/0x920
[  382.319209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.323444]  ? process_timeout+0x40/0x40
[  382.327513]  ? __run_timers+0x7da/0xc70
[  382.331490]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.335984]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.340480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.344718]  ? lockdep_hardirqs_on+0x296/0x5b0
[  382.349303]  ? trace_hardirqs_on+0xbd/0x310
[  382.353626]  ? kasan_check_read+0x11/0x20
[  382.357771]  ? __run_timers+0x7da/0xc70
[  382.361746]  ? trace_hardirqs_off_caller+0x310/0x310
[  382.366853]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.371093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.375325]  __run_timers+0x7e5/0xc70
[  382.379136]  ? timer_fixup_init+0x70/0x70
[  382.383291]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  382.388324]  ? zap_class+0x640/0x640
[  382.392045]  ? enqueue_hrtimer+0x1a5/0x560
[  382.396284]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  382.401481]  ? find_held_lock+0x36/0x1c0
[  382.405563]  ? zap_class+0x640/0x640
[  382.409281]  ? pvclock_read_flags+0x160/0x160
[  382.413779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.419317]  ? check_preemption_disabled+0x48/0x280
[  382.424343]  ? __lock_is_held+0xb5/0x140
[  382.428408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.433964]  ? check_preemption_disabled+0x48/0x280
[  382.438995]  run_timer_softirq+0x52/0xb0
[  382.443061]  ? rcu_read_lock_sched_held+0x14f/0x180
[  382.448094]  __do_softirq+0x308/0xb7e
[  382.451901]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  382.456398]  ? lock_downgrade+0x900/0x900
[  382.460551]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  382.465662]  ? pvclock_read_flags+0x160/0x160
[  382.470177]  ? lapic_next_event+0x5a/0x90
[  382.474328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.479874]  ? kvm_clock_read+0x18/0x30
[  382.483851]  ? kvm_sched_clock_read+0x9/0x20
[  382.488263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.493801]  ? check_preemption_disabled+0x48/0x280
[  382.498828]  irq_exit+0x17f/0x1c0
[  382.502288]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.507132]  ? smp_call_function_single_interrupt+0x159/0x650
[  382.513020]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.518902]  ? interrupt_entry+0xb5/0xc0
[  382.522984]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.528003]  ? trace_hardirqs_off_caller+0xbb/0x310
[  382.533024]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.537879]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.542894]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.547912]  ? task_prio+0x50/0x50
[  382.551466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.557016]  ? check_preemption_disabled+0x48/0x280
[  382.562039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.566891]  apic_timer_interrupt+0xf/0x20
[  382.571122]  </IRQ>
[  382.573361] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  382.578292] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  382.597195] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  382.604901] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  382.612169] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  382.619435] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  382.626714] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  382.633982] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  382.641298]  skb_clone+0x1bb/0x500
[  382.644849]  ? skb_split+0x11e0/0x11e0
[  382.648753]  ? check_preemption_disabled+0x48/0x280
[  382.653775]  ? __this_cpu_preempt_check+0x1c/0x20
[  382.658625]  ? __bpf_redirect+0x54b/0xb20
[  382.662801]  bpf_clone_redirect+0xb9/0x490
[  382.667046]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  382.672102]  ? __sched_text_start+0x8/0x8
[  382.676258]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.681023]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  382.685604]  ? retint_kernel+0x2d/0x2d
[  382.689501]  ? find_held_lock+0x36/0x1c0
[  382.693571]  ? lock_acquire+0x1ed/0x520
[  382.697546]  ? bpf_test_run+0x3cb/0x780
[  382.701524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.707074]  ? check_preemption_disabled+0x48/0x280
[  382.712106]  ? kasan_check_read+0x11/0x20
[  382.716253]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  382.721532]  ? rcu_softirq_qs+0x20/0x20
[  382.725528]  ? preempt_schedule+0x4d/0x60
[  382.729677]  ? ___preempt_schedule+0x16/0x18
[  382.734097]  ? bpf_test_run+0x25d/0x780
[  382.738085]  ? netlink_diag_dump+0x2a0/0x2a0
[  382.742496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.748032]  ? bpf_test_init.isra.10+0x70/0x100
[  382.752724]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  382.757507]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  382.762355]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  382.767891]  ? fput+0x130/0x1a0
[  382.771199]  ? __bpf_prog_get+0x9b/0x290
[  382.775265]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  382.780106]  ? bpf_prog_test_run+0x130/0x1a0
[  382.784553]  ? __x64_sys_bpf+0x3d8/0x520
[  382.788642]  ? bpf_prog_get+0x20/0x20
[  382.792517]  ? do_syscall_64+0x1b9/0x820
[  382.796619]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  382.802005]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.806976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.811821]  ? trace_hardirqs_on_caller+0x310/0x310
[  382.816838]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  382.821865]  ? prepare_exit_to_usermode+0x291/0x3b0
[  382.826889]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.831738]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  382.837119] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  382.837190] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  382.843264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.843273] Call Trace:
[  382.849838] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.859096]  <IRQ>
[  382.861665] syz-executor3 cpuset=syz3 mems_allowed=0
[  382.872147]  dump_stack+0x244/0x39d
[  382.882995]  ? dump_stack_print_info.cold.1+0x20/0x20
[  382.888200]  warn_alloc.cold.116+0xb7/0x1bd
[  382.892523]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.897385]  ? lock_downgrade+0x900/0x900
[  382.901557]  ? trace_hardirqs_off+0xb8/0x310
[  382.905978]  ? trace_hardirqs_off+0xb8/0x310
[  382.910397]  __alloc_pages_slowpath+0x26e8/0x2e10
[  382.915315]  ? warn_alloc+0x120/0x120
[  382.919129]  ? print_usage_bug+0xc0/0xc0
[  382.923189]  ? warn_alloc+0x120/0x120
[  382.926997]  ? warn_alloc+0x120/0x120
[  382.930815]  ? print_usage_bug+0xc0/0xc0
[  382.934874]  ? kvm_clock_read+0x18/0x30
[  382.938848]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  382.943867]  ? print_usage_bug+0xc0/0xc0
[  382.947935]  ? __lock_acquire+0x62f/0x4c20
[  382.952254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.957808]  ? should_fail+0x22d/0xd01
[  382.961699]  ? __lock_acquire+0x62f/0x4c20
[  382.965946]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.971052]  ? __lock_acquire+0x62f/0x4c20
[  382.975291]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.980392]  ? __lock_acquire+0x62f/0x4c20
[  382.984624]  ? should_fail+0x22d/0xd01
[  382.988516]  ? mark_held_locks+0x130/0x130
[  382.992762]  ? mark_held_locks+0x130/0x130
[  382.997002]  ? mark_held_locks+0xc7/0x130
[  383.001157]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  383.006188]  ? zap_class+0x640/0x640
[  383.009903]  ? print_usage_bug+0xc0/0xc0
[  383.013975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.019512]  ? check_preemption_disabled+0x48/0x280
[  383.024542]  ? __lock_is_held+0xb5/0x140
[  383.028613]  __alloc_pages_nodemask+0xa80/0xde0
[  383.033287]  ? zap_class+0x640/0x640
[  383.037022]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  383.042054]  ? find_held_lock+0x36/0x1c0
[  383.046129]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.050800]  ? lock_downgrade+0x900/0x900
[  383.054979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.060522]  cache_grow_begin+0xa5/0x8c0
[  383.064586]  ? do_raw_spin_unlock+0xa7/0x330
[  383.069008]  fallback_alloc+0x204/0x2e0
[  383.072991]  ____cache_alloc_node+0x1c7/0x1e0
[  383.077492]  kmem_cache_alloc_node+0xe3/0x730
[  383.081988]  ? ipv6_get_ifaddr+0x42e/0x620
[  383.086236]  __alloc_skb+0x119/0x770
[  383.089958]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.095244]  ? netdev_alloc_frag+0x1f0/0x1f0
[  383.099652]  ? lock_downgrade+0x900/0x900
[  383.103809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.109353]  ? refcount_sub_and_test_checked+0x203/0x310
[  383.114827]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  383.120280]  ? addrconf_rs_timer+0x690/0x690
[  383.124724]  ndisc_alloc_skb+0x144/0x340
[  383.128822]  ndisc_send_rs+0x331/0x6e0
[  383.132713]  addrconf_rs_timer+0x314/0x690
[  383.136978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.141230]  call_timer_fn+0x272/0x920
[  383.145118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.149355]  ? process_timeout+0x40/0x40
[  383.153428]  ? mark_held_locks+0xc7/0x130
[  383.157579]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.162076]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.166575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.170816]  ? lockdep_hardirqs_on+0x296/0x5b0
[  383.175405]  ? trace_hardirqs_on+0xbd/0x310
[  383.179727]  ? kasan_check_read+0x11/0x20
[  383.183902]  ? __run_timers+0x7da/0xc70
[  383.187877]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.192993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.197243]  __run_timers+0x7e5/0xc70
[  383.201068]  ? timer_fixup_init+0x70/0x70
[  383.205224]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  383.210253]  ? zap_class+0x640/0x640
[  383.213998]  ? print_usage_bug+0xc0/0xc0
[  383.218068]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  383.223267]  ? find_held_lock+0x36/0x1c0
[  383.227333]  ? zap_class+0x640/0x640
[  383.231571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.237113]  ? check_preemption_disabled+0x48/0x280
[  383.242143]  ? __lock_is_held+0xb5/0x140
[  383.246221]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.251755]  ? check_preemption_disabled+0x48/0x280
[  383.256777]  run_timer_softirq+0x52/0xb0
[  383.260842]  ? rcu_read_lock_sched_held+0x14f/0x180
[  383.265857]  __do_softirq+0x308/0xb7e
[  383.269660]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  383.274157]  ? lock_downgrade+0x900/0x900
[  383.278307]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  383.283436]  ? pvclock_read_flags+0x160/0x160
[  383.287948]  ? lapic_next_event+0x5a/0x90
[  383.292102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.297645]  ? kvm_clock_read+0x18/0x30
[  383.301646]  ? kvm_sched_clock_read+0x9/0x20
[  383.306061]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.311602]  ? check_preemption_disabled+0x48/0x280
[  383.316625]  irq_exit+0x17f/0x1c0
[  383.320082]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.324968]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.330852]  ? interrupt_entry+0xb5/0xc0
[  383.334931]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.339980]  ? trace_hardirqs_off_caller+0xbb/0x310
[  383.345015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.349859]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.354873]  ? trace_hardirqs_on_caller+0x310/0x310
[  383.359904]  ? task_prio+0x50/0x50
[  383.363457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.369009]  ? check_preemption_disabled+0x48/0x280
[  383.374032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.378885]  apic_timer_interrupt+0xf/0x20
[  383.383114]  </IRQ>
[  383.385354] RIP: 0010:dump_stack+0x358/0x39d
[  383.389763] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  383.408746] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  383.416457] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  383.423723] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  383.430987] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  383.438257] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  383.445521] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  383.452804]  ? dump_stack+0x34f/0x39d
[  383.456649]  ? dump_stack_print_info.cold.1+0x20/0x20
[  383.461841]  ? mark_held_locks+0x130/0x130
[  383.466077]  ? mark_held_locks+0x130/0x130
[  383.470318]  dump_header+0x27b/0xf72
[  383.474063]  ? pagefault_out_of_memory+0x197/0x197
[  383.479016]  ? __lock_acquire+0x62f/0x4c20
[  383.483254]  ? percpu_ref_get_many+0x240/0x240
[  383.487855]  ? print_usage_bug+0xc0/0xc0
[  383.491948]  ? zap_class+0x640/0x640
[  383.495666]  ? print_usage_bug+0xc0/0xc0
[  383.499734]  ? print_usage_bug+0xc0/0xc0
[  383.503814]  ? zap_class+0x640/0x640
[  383.507532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.513076]  ? find_held_lock+0x36/0x1c0
[  383.517152]  ? mark_held_locks+0xc7/0x130
[  383.521302]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  383.526407]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  383.531511]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  383.536098]  ? trace_hardirqs_on+0xbd/0x310
[  383.540455]  ? kasan_check_read+0x11/0x20
[  383.544618]  ? ___ratelimit+0x3b4/0x672
[  383.548621]  ? trace_hardirqs_off_caller+0x310/0x310
[  383.553778]  ? trace_hardirqs_on+0x310/0x310
[  383.558192]  ? lock_downgrade+0x900/0x900
[  383.562345]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  383.567506]  ? ___ratelimit+0x3b9/0x672
[  383.571486]  ? idr_get_free+0xf70/0xf70
[  383.575471]  ? find_held_lock+0x36/0x1c0
[  383.579635]  oom_kill_process.cold.27+0x10/0x903
[  383.584393]  ? zap_class+0x640/0x640
[  383.588110]  ? check_preemption_disabled+0x48/0x280
[  383.593132]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.598071]  ? kasan_check_read+0x11/0x20
[  383.602231]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.607527]  ? oom_evaluate_task+0x540/0x540
[  383.611960]  ? find_held_lock+0x36/0x1c0
[  383.616036]  ? out_of_memory+0x974/0x1430
[  383.620188]  ? lock_downgrade+0x900/0x900
[  383.624366]  ? check_preemption_disabled+0x48/0x280
[  383.629397]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.634325]  ? kasan_check_read+0x11/0x20
[  383.638479]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.643761]  ? rcu_softirq_qs+0x20/0x20
[  383.647741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.653287]  ? oom_evaluate_task+0x302/0x540
[  383.657712]  out_of_memory+0xa84/0x1430
[  383.661714]  ? oom_killer_disable+0x3a0/0x3a0
[  383.666208]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  383.671142]  ? __ww_mutex_check_waiters+0x160/0x160
[  383.676174]  __alloc_pages_slowpath+0x2354/0x2e10
[  383.681052]  ? warn_alloc+0x120/0x120
[  383.684855]  ? mark_held_locks+0x130/0x130
[  383.689126]  ? find_get_entry+0xaae/0x1120
[  383.693375]  ? filemap_map_pages+0x1a20/0x1a20
[  383.697997]  ? zap_class+0x640/0x640
[  383.701718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.707255]  ? check_preemption_disabled+0x48/0x280
[  383.712284]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.717820]  ? should_fail+0x22d/0xd01
[  383.721714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.726820]  ? zap_class+0x640/0x640
[  383.730562]  ? __lock_is_held+0xb5/0x140
[  383.734653]  ? mark_held_locks+0x130/0x130
[  383.738890]  ? lock_release+0xa00/0xa00
[  383.742873]  ? perf_trace_sched_process_exec+0x860/0x860
[  383.748328]  ? xa_load+0x2ba/0x460
[  383.751885]  ? lock_downgrade+0x900/0x900
[  383.756050]  ? __might_sleep+0x95/0x190
[  383.760047]  __alloc_pages_nodemask+0xa80/0xde0
[  383.764736]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  383.769776]  ? __page_cache_alloc+0x191/0x5c0
[  383.774285]  ? xa_load+0x2e1/0x460
[  383.777888]  ? xa_clear_mark+0x40/0x40
[  383.781815]  ? zap_class+0x640/0x640
[  383.785568]  ? zap_class+0x640/0x640
[  383.789281]  ? zap_class+0x640/0x640
[  383.792995]  ? __do_page_cache_readahead+0x663/0x810
[  383.798101]  ? find_held_lock+0x36/0x1c0
[  383.802167]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  383.807715]  alloc_pages_current+0x173/0x350
[  383.812129]  __page_cache_alloc+0x38c/0x5c0
[  383.816452]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.821379]  ? kasan_check_read+0x11/0x20
[  383.825528]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.830807]  ? generic_perform_write+0x6a0/0x6a0
[  383.835562]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.841100]  ? check_preemption_disabled+0x48/0x280
[  383.846127]  filemap_fault+0x1595/0x25f0
[  383.850215]  ? __lock_page_or_retry+0xa00/0xa00
[  383.854885]  ? mark_held_locks+0x130/0x130
[  383.859129]  ? filemap_map_pages+0xd6b/0x1a20
[  383.863626]  ? lock_downgrade+0x900/0x900
[  383.867778]  ? check_preemption_disabled+0x48/0x280
[  383.872799]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  383.877729]  ? kasan_check_read+0x11/0x20
[  383.881879]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  383.887158]  ? rcu_softirq_qs+0x20/0x20
[  383.891146]  ? filemap_map_pages+0xd92/0x1a20
[  383.895662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.901214]  ? find_get_entries_tag+0x1400/0x1400
[  383.906071]  ? __lock_acquire+0x62f/0x4c20
[  383.910347]  ? lock_acquire+0x1ed/0x520
[  383.914327]  ? ext4_filemap_fault+0x7a/0xad
[  383.918682]  ? lock_release+0xa00/0xa00
[  383.922657]  ? perf_trace_sched_process_exec+0x860/0x860
[  383.928107]  ? print_usage_bug+0xc0/0xc0
[  383.932183]  ? print_usage_bug+0xc0/0xc0
[  383.936286]  ? down_read+0x8d/0x120
[  383.939911]  ? ext4_filemap_fault+0x7a/0xad
[  383.944240]  ? __down_interruptible+0x700/0x700
[  383.948920]  ext4_filemap_fault+0x82/0xad
[  383.953080]  __do_fault+0x100/0x6b0
[  383.956710]  ? pmd_devmap_trans_unstable+0x220/0x220
[  383.961830]  ? mark_held_locks+0x130/0x130
[  383.966065]  ? mark_held_locks+0x130/0x130
[  383.970296]  ? find_held_lock+0x36/0x1c0
[  383.974363]  ? find_held_lock+0x36/0x1c0
[  383.978428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.983987]  __handle_mm_fault+0x3ea0/0x5be0
[  383.988400]  ? poll_select_copy_remaining+0x18c/0x6a0
[  383.993617]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  383.998473]  ? __might_fault+0x12b/0x1e0
[  384.002534]  ? lock_downgrade+0x900/0x900
[  384.006711]  ? zap_class+0x640/0x640
[  384.010424]  ? zap_class+0x640/0x640
[  384.014151]  ? find_held_lock+0x36/0x1c0
[  384.018232]  ? handle_mm_fault+0x42a/0xc70
[  384.022481]  ? lock_downgrade+0x900/0x900
[  384.026646]  ? check_preemption_disabled+0x48/0x280
[  384.031667]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  384.036594]  ? kasan_check_read+0x11/0x20
[  384.040743]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.046022]  ? rcu_softirq_qs+0x20/0x20
[  384.050000]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.055107]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.060658]  ? check_preemption_disabled+0x48/0x280
[  384.065698]  handle_mm_fault+0x54f/0xc70
[  384.069765]  ? __handle_mm_fault+0x5be0/0x5be0
[  384.074356]  ? find_vma+0x34/0x190
[  384.077903]  __do_page_fault+0x5e8/0xe60
[  384.081988]  ? trace_hardirqs_off+0xb8/0x310
[  384.086408]  do_page_fault+0xf2/0x7e0
[  384.090210]  ? vmalloc_sync_all+0x30/0x30
[  384.094357]  ? error_entry+0x70/0xd0
[  384.098232]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.103248]  ? trace_hardirqs_on_caller+0xc0/0x310
[  384.108178]  ? syscall_return_slowpath+0x5e0/0x5e0
[  384.113107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.117959]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.122981]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.128438]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  384.133470]  ? prepare_exit_to_usermode+0x291/0x3b0
[  384.138489]  ? page_fault+0x8/0x30
[  384.142032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.146879]  ? page_fault+0x8/0x30
[  384.150417]  page_fault+0x1e/0x30
[  384.153872] RIP: 0033:0x7fc801b82dd3
[  384.157598] Code: Bad RIP value.
[  384.160964] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  384.166326] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  384.173593] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  384.180878] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  384.188145] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  384.195412] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  384.202708] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  384.202713] warn_alloc_show_mem: 1 callbacks suppressed
[  384.202721] Mem-Info:
[  384.210003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.215367] active_anon:48903 inactive_anon:193 isolated_anon:0
[  384.215367]  active_file:14 inactive_file:14 isolated_file:0
[  384.215367]  unevictable:0 dirty:0 writeback:0 unstable:0
[  384.215367]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  384.215367]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  384.215367]  free:13784 free_pcp:349 free_cma:0
[  384.217737] Call Trace:
[  384.227124] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  384.259970]  <IRQ>
[  384.262540] 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
[  384.290053]  dump_stack+0x244/0x39d
[  384.292177] lowmem_reserve[]: 0 2818 6321 6321
[  384.318285]  ? dump_stack_print_info.cold.1+0x20/0x20
[  384.321885] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  384.326469]  warn_alloc.cold.116+0xb7/0x1bd
[  384.331629] lowmem_reserve[]: 0 0 3503 3503
[  384.358963]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.363254] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  384.367589]  ? lock_downgrade+0x900/0x900
[  384.372430] lowmem_reserve[]: 0 0 0 0
[  384.401490]  ? trace_hardirqs_off+0xb8/0x310
[  384.405611] 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
[  384.409410]  ? trace_hardirqs_off+0xb8/0x310
[  384.413794] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  384.427315]  __alloc_pages_slowpath+0x26e8/0x2e10
[  384.431724] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  384.447097]  ? warn_alloc+0x120/0x120
[  384.451901] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  384.467146]  ? print_usage_bug+0xc0/0xc0
[  384.470946] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  384.479770]  ? warn_alloc+0x120/0x120
[  384.483804] 272 total pagecache pages
[  384.492384]  ? warn_alloc+0x120/0x120
[  384.496181] 0 pages in swap cache
[  384.499976]  ? print_usage_bug+0xc0/0xc0
[  384.503753] Swap cache stats: add 0, delete 0, find 0/0
[  384.507209]  ? kvm_clock_read+0x18/0x30
[  384.511247] Free swap  = 0kB
[  384.516604]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  384.520553] Total swap = 0kB
[  384.523563]  ? print_usage_bug+0xc0/0xc0
[  384.528555] 1965979 pages RAM
[  384.531568]  ? __lock_acquire+0x62f/0x4c20
[  384.535604] 0 pages HighMem/MovableOnly
[  384.538719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.542932] 342853 pages reserved
[  384.546927]  ? should_fail+0x22d/0xd01
[  384.552453] 0 pages cma reserved
[  384.555893]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.559815] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.563121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.568493] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.574860]  ? __lock_acquire+0x62f/0x4c20
[  384.579948] init cpuset=/ mems_allowed=0
[  384.589652]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.603011]  ? __lock_acquire+0x62f/0x4c20
[  384.607250]  ? should_fail+0x22d/0xd01
[  384.611137]  ? rcu_irq_exit+0x1a2/0x390
[  384.615124]  ? mark_held_locks+0x130/0x130
[  384.619363]  ? mark_held_locks+0x130/0x130
[  384.623605]  ? mark_held_locks+0xc7/0x130
[  384.627759]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  384.632794]  ? zap_class+0x640/0x640
[  384.636510]  ? print_usage_bug+0xc0/0xc0
[  384.640575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.646113]  ? check_preemption_disabled+0x48/0x280
[  384.651141]  ? __lock_is_held+0xb5/0x140
[  384.655208]  __alloc_pages_nodemask+0xa80/0xde0
[  384.659877]  ? zap_class+0x640/0x640
[  384.663597]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  384.668632]  ? find_held_lock+0x36/0x1c0
[  384.672731]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.677416]  ? lock_downgrade+0x900/0x900
[  384.681574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.687119]  cache_grow_begin+0xa5/0x8c0
[  384.691179]  ? do_raw_spin_unlock+0xa7/0x330
[  384.695598]  fallback_alloc+0x204/0x2e0
[  384.699578]  ____cache_alloc_node+0x1c7/0x1e0
[  384.704083]  kmem_cache_alloc_node+0xe3/0x730
[  384.708581]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.712829]  __alloc_skb+0x119/0x770
[  384.716542]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  384.721826]  ? netdev_alloc_frag+0x1f0/0x1f0
[  384.726238]  ? lock_downgrade+0x900/0x900
[  384.730395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.735932]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.741415]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.746867]  ? addrconf_rs_timer+0x690/0x690
[  384.751288]  ndisc_alloc_skb+0x144/0x340
[  384.755359]  ndisc_send_rs+0x331/0x6e0
[  384.759255]  addrconf_rs_timer+0x314/0x690
[  384.763496]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.767738]  call_timer_fn+0x272/0x920
[  384.771623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.775858]  ? process_timeout+0x40/0x40
[  384.779926]  ? __run_timers+0x7da/0xc70
[  384.783916]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.788424]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.792931]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.797180]  ? lockdep_hardirqs_on+0x296/0x5b0
[  384.801763]  ? trace_hardirqs_on+0xbd/0x310
[  384.806089]  ? kasan_check_read+0x11/0x20
[  384.810235]  ? __run_timers+0x7da/0xc70
[  384.814211]  ? trace_hardirqs_off_caller+0x310/0x310
[  384.819338]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.823611]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.827873]  __run_timers+0x7e5/0xc70
[  384.831683]  ? timer_fixup_init+0x70/0x70
[  384.835833]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  384.840849]  ? zap_class+0x640/0x640
[  384.844579]  ? enqueue_hrtimer+0x1a5/0x560
[  384.848815]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  384.854018]  ? find_held_lock+0x36/0x1c0
[  384.858083]  ? zap_class+0x640/0x640
[  384.861800]  ? pvclock_read_flags+0x160/0x160
[  384.866298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.871838]  ? check_preemption_disabled+0x48/0x280
[  384.876863]  ? __lock_is_held+0xb5/0x140
[  384.880922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.886482]  ? check_preemption_disabled+0x48/0x280
[  384.891500]  run_timer_softirq+0x52/0xb0
[  384.895574]  ? rcu_read_lock_sched_held+0x14f/0x180
[  384.900588]  __do_softirq+0x308/0xb7e
[  384.904405]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  384.908906]  ? lock_downgrade+0x900/0x900
[  384.913089]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  384.918196]  ? pvclock_read_flags+0x160/0x160
[  384.922691]  ? lapic_next_event+0x5a/0x90
[  384.926836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.932391]  ? kvm_clock_read+0x18/0x30
[  384.936362]  ? kvm_sched_clock_read+0x9/0x20
[  384.940766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.946301]  ? check_preemption_disabled+0x48/0x280
[  384.951355]  irq_exit+0x17f/0x1c0
[  384.954809]  smp_apic_timer_interrupt+0x1cb/0x760
[  384.959650]  ? smp_call_function_single_interrupt+0x159/0x650
[  384.965533]  ? smp_call_function_single_interrupt+0x650/0x650
[  384.971414]  ? interrupt_entry+0xb5/0xc0
[  384.975473]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.980486]  ? trace_hardirqs_off_caller+0xbb/0x310
[  384.985500]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.990344]  ? trace_hardirqs_on_caller+0x310/0x310
[  384.995378]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.000408]  ? task_prio+0x50/0x50
[  385.003974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.009531]  ? check_preemption_disabled+0x48/0x280
[  385.014554]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.019402]  apic_timer_interrupt+0xf/0x20
[  385.023645]  </IRQ>
[  385.025897] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  385.030843] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  385.049739] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  385.057462] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  385.064729] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  385.071996] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  385.079278] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  385.086544] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  385.093862]  skb_clone+0x1bb/0x500
[  385.097419]  ? skb_split+0x11e0/0x11e0
[  385.101337]  ? check_preemption_disabled+0x48/0x280
[  385.106372]  ? __this_cpu_preempt_check+0x1c/0x20
[  385.111214]  ? __bpf_redirect+0x54b/0xb20
[  385.115371]  bpf_clone_redirect+0xb9/0x490
[  385.119614]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  385.124631]  ? __sched_text_start+0x8/0x8
[  385.128773]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  385.133529]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  385.138109]  ? retint_kernel+0x2d/0x2d
[  385.142001]  ? find_held_lock+0x36/0x1c0
[  385.146070]  ? lock_acquire+0x1ed/0x520
[  385.150043]  ? bpf_test_run+0x3cb/0x780
[  385.154019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.159556]  ? check_preemption_disabled+0x48/0x280
[  385.164575]  ? kasan_check_read+0x11/0x20
[  385.168720]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.174005]  ? rcu_softirq_qs+0x20/0x20
[  385.177998]  ? preempt_schedule+0x4d/0x60
[  385.182162]  ? ___preempt_schedule+0x16/0x18
[  385.186575]  ? bpf_test_run+0x25d/0x780
[  385.190558]  ? netlink_diag_dump+0x2a0/0x2a0
[  385.194987]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.200538]  ? bpf_test_init.isra.10+0x70/0x100
[  385.205225]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  385.209995]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  385.214834]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  385.220375]  ? fput+0x130/0x1a0
[  385.223669]  ? __bpf_prog_get+0x9b/0x290
[  385.227732]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  385.232750]  ? bpf_prog_test_run+0x130/0x1a0
[  385.237159]  ? __x64_sys_bpf+0x3d8/0x520
[  385.241251]  ? bpf_prog_get+0x20/0x20
[  385.245072]  ? do_syscall_64+0x1b9/0x820
[  385.249145]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  385.254504]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.259435]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.264283]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.269310]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  385.274334]  ? prepare_exit_to_usermode+0x291/0x3b0
[  385.279386]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.284250]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  385.289648] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  385.289715] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.295790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.295798] Call Trace:
[  385.302374] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.311636]  <IRQ>
[  385.314222] syz-executor3 cpuset=syz3 mems_allowed=0
[  385.324701]  dump_stack+0x244/0x39d
[  385.335549]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.340750]  warn_alloc.cold.116+0xb7/0x1bd
[  385.345074]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.349919]  ? lock_downgrade+0x900/0x900
[  385.354080]  ? trace_hardirqs_off+0xb8/0x310
[  385.358511]  ? trace_hardirqs_off+0xb8/0x310
[  385.362949]  __alloc_pages_slowpath+0x26e8/0x2e10
[  385.367856]  ? warn_alloc+0x120/0x120
[  385.371658]  ? print_usage_bug+0xc0/0xc0
[  385.375718]  ? warn_alloc+0x120/0x120
[  385.379525]  ? warn_alloc+0x120/0x120
[  385.383328]  ? print_usage_bug+0xc0/0xc0
[  385.387421]  ? kvm_clock_read+0x18/0x30
[  385.391398]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  385.396414]  ? print_usage_bug+0xc0/0xc0
[  385.400479]  ? __lock_acquire+0x62f/0x4c20
[  385.404723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.410259]  ? should_fail+0x22d/0xd01
[  385.414158]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.419475]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.424594]  ? __lock_acquire+0x62f/0x4c20
[  385.428845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.433953]  ? __lock_acquire+0x62f/0x4c20
[  385.438204]  ? should_fail+0x22d/0xd01
[  385.442088]  ? rcu_irq_exit+0x1a2/0x390
[  385.446069]  ? mark_held_locks+0x130/0x130
[  385.450324]  ? mark_held_locks+0x130/0x130
[  385.454563]  ? mark_held_locks+0xc7/0x130
[  385.458706]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  385.463720]  ? zap_class+0x640/0x640
[  385.467432]  ? print_usage_bug+0xc0/0xc0
[  385.471501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.477064]  ? check_preemption_disabled+0x48/0x280
[  385.482089]  ? __lock_is_held+0xb5/0x140
[  385.486171]  __alloc_pages_nodemask+0xa80/0xde0
[  385.490850]  ? zap_class+0x640/0x640
[  385.494566]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  385.499597]  ? find_held_lock+0x36/0x1c0
[  385.503671]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.508384]  ? lock_downgrade+0x900/0x900
[  385.512547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.518095]  cache_grow_begin+0xa5/0x8c0
[  385.522157]  ? do_raw_spin_unlock+0xa7/0x330
[  385.526584]  fallback_alloc+0x204/0x2e0
[  385.530563]  ____cache_alloc_node+0x1c7/0x1e0
[  385.535067]  kmem_cache_alloc_node+0xe3/0x730
[  385.539566]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.543812]  __alloc_skb+0x119/0x770
[  385.547523]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  385.552833]  ? netdev_alloc_frag+0x1f0/0x1f0
[  385.557260]  ? lock_downgrade+0x900/0x900
[  385.561766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.567306]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.572764]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.578216]  ? addrconf_rs_timer+0x690/0x690
[  385.582669]  ndisc_alloc_skb+0x144/0x340
[  385.586736]  ndisc_send_rs+0x331/0x6e0
[  385.590631]  addrconf_rs_timer+0x314/0x690
[  385.594869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.599117]  call_timer_fn+0x272/0x920
[  385.603018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.607267]  ? process_timeout+0x40/0x40
[  385.611354]  ? mark_held_locks+0xc7/0x130
[  385.615507]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.620004]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.624510]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.628762]  ? lockdep_hardirqs_on+0x296/0x5b0
[  385.633345]  ? trace_hardirqs_on+0xbd/0x310
[  385.637687]  ? kasan_check_read+0x11/0x20
[  385.641836]  ? __run_timers+0x7da/0xc70
[  385.645810]  ? trace_hardirqs_off_caller+0x310/0x310
[  385.650919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.655166]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.659399]  __run_timers+0x7e5/0xc70
[  385.663228]  ? timer_fixup_init+0x70/0x70
[  385.667379]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.672398]  ? zap_class+0x640/0x640
[  385.676120]  ? print_usage_bug+0xc0/0xc0
[  385.680187]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  385.685404]  ? find_held_lock+0x36/0x1c0
[  385.689476]  ? zap_class+0x640/0x640
[  385.693195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.698734]  ? check_preemption_disabled+0x48/0x280
[  385.703761]  ? __lock_is_held+0xb5/0x140
[  385.707827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.713368]  ? check_preemption_disabled+0x48/0x280
[  385.718405]  run_timer_softirq+0x52/0xb0
[  385.722470]  ? rcu_read_lock_sched_held+0x14f/0x180
[  385.727490]  __do_softirq+0x308/0xb7e
[  385.731294]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  385.735787]  ? lock_downgrade+0x900/0x900
[  385.739936]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  385.745058]  ? pvclock_read_flags+0x160/0x160
[  385.749558]  ? lapic_next_event+0x5a/0x90
[  385.753722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.759279]  ? kvm_clock_read+0x18/0x30
[  385.763253]  ? kvm_sched_clock_read+0x9/0x20
[  385.767666]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.773209]  ? check_preemption_disabled+0x48/0x280
[  385.778251]  irq_exit+0x17f/0x1c0
[  385.781709]  smp_apic_timer_interrupt+0x1cb/0x760
[  385.786555]  ? smp_call_function_single_interrupt+0x650/0x650
[  385.792461]  ? interrupt_entry+0xb5/0xc0
[  385.796526]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.801539]  ? trace_hardirqs_off_caller+0xbb/0x310
[  385.806572]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.811415]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.816430]  ? trace_hardirqs_on_caller+0x310/0x310
[  385.821454]  ? task_prio+0x50/0x50
[  385.824996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.830540]  ? check_preemption_disabled+0x48/0x280
[  385.835560]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.840410]  apic_timer_interrupt+0xf/0x20
[  385.844637]  </IRQ>
[  385.846879] RIP: 0010:dump_stack+0x358/0x39d
[  385.851305] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  385.870202] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  385.877911] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  385.885185] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  385.892459] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  385.899723] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  385.906988] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  385.914334]  ? dump_stack+0x34f/0x39d
[  385.918145]  ? dump_stack_print_info.cold.1+0x20/0x20
[  385.923342]  ? mark_held_locks+0x130/0x130
[  385.927577]  ? mark_held_locks+0x130/0x130
[  385.931816]  dump_header+0x27b/0xf72
[  385.935559]  ? pagefault_out_of_memory+0x197/0x197
[  385.940498]  ? __lock_acquire+0x62f/0x4c20
[  385.944731]  ? percpu_ref_get_many+0x240/0x240
[  385.949314]  ? print_usage_bug+0xc0/0xc0
[  385.953390]  ? zap_class+0x640/0x640
[  385.957123]  ? print_usage_bug+0xc0/0xc0
[  385.961186]  ? print_usage_bug+0xc0/0xc0
[  385.965250]  ? zap_class+0x640/0x640
[  385.968970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.974518]  ? find_held_lock+0x36/0x1c0
[  385.978594]  ? mark_held_locks+0xc7/0x130
[  385.982744]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  385.987848]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  385.992958]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  385.997542]  ? trace_hardirqs_on+0xbd/0x310
[  386.001892]  ? kasan_check_read+0x11/0x20
[  386.006039]  ? ___ratelimit+0x3b4/0x672
[  386.010013]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.015118]  ? trace_hardirqs_on+0x310/0x310
[  386.019526]  ? lock_downgrade+0x900/0x900
[  386.023682]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  386.028784]  ? ___ratelimit+0x3b9/0x672
[  386.032766]  ? idr_get_free+0xf70/0xf70
[  386.036742]  ? find_held_lock+0x36/0x1c0
[  386.040818]  oom_kill_process.cold.27+0x10/0x903
[  386.045587]  ? zap_class+0x640/0x640
[  386.049314]  ? check_preemption_disabled+0x48/0x280
[  386.054361]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.059288]  ? kasan_check_read+0x11/0x20
[  386.063438]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.068742]  ? oom_evaluate_task+0x540/0x540
[  386.073168]  ? find_held_lock+0x36/0x1c0
[  386.077251]  ? out_of_memory+0x974/0x1430
[  386.081401]  ? lock_downgrade+0x900/0x900
[  386.085548]  ? check_preemption_disabled+0x48/0x280
[  386.090569]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.095592]  ? kasan_check_read+0x11/0x20
[  386.099860]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.105139]  ? rcu_softirq_qs+0x20/0x20
[  386.109120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.114659]  ? oom_evaluate_task+0x302/0x540
[  386.119073]  out_of_memory+0xa84/0x1430
[  386.123061]  ? oom_killer_disable+0x3a0/0x3a0
[  386.127573]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  386.132506]  ? __ww_mutex_check_waiters+0x160/0x160
[  386.137535]  __alloc_pages_slowpath+0x2354/0x2e10
[  386.142415]  ? warn_alloc+0x120/0x120
[  386.146218]  ? mark_held_locks+0x130/0x130
[  386.150493]  ? find_get_entry+0xaae/0x1120
[  386.154746]  ? filemap_map_pages+0x1a20/0x1a20
[  386.159349]  ? zap_class+0x640/0x640
[  386.163072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.168611]  ? check_preemption_disabled+0x48/0x280
[  386.173631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.179175]  ? should_fail+0x22d/0xd01
[  386.183087]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.188196]  ? zap_class+0x640/0x640
[  386.191951]  ? __lock_is_held+0xb5/0x140
[  386.196024]  ? mark_held_locks+0x130/0x130
[  386.200263]  ? lock_release+0xa00/0xa00
[  386.204238]  ? perf_trace_sched_process_exec+0x860/0x860
[  386.209717]  ? xa_load+0x2ba/0x460
[  386.213258]  ? lock_downgrade+0x900/0x900
[  386.217414]  ? __might_sleep+0x95/0x190
[  386.221392]  __alloc_pages_nodemask+0xa80/0xde0
[  386.226067]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  386.231084]  ? __page_cache_alloc+0x191/0x5c0
[  386.235578]  ? xa_load+0x2e1/0x460
[  386.239123]  ? xa_clear_mark+0x40/0x40
[  386.243010]  ? zap_class+0x640/0x640
[  386.246738]  ? zap_class+0x640/0x640
[  386.250455]  ? zap_class+0x640/0x640
[  386.254171]  ? __do_page_cache_readahead+0x663/0x810
[  386.259282]  ? find_held_lock+0x36/0x1c0
[  386.263349]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  386.268907]  alloc_pages_current+0x173/0x350
[  386.273326]  __page_cache_alloc+0x38c/0x5c0
[  386.277661]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.282608]  ? kasan_check_read+0x11/0x20
[  386.286768]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.292046]  ? generic_perform_write+0x6a0/0x6a0
[  386.296806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.302361]  ? check_preemption_disabled+0x48/0x280
[  386.307389]  filemap_fault+0x1595/0x25f0
[  386.311470]  ? __lock_page_or_retry+0xa00/0xa00
[  386.316141]  ? mark_held_locks+0x130/0x130
[  386.320401]  ? filemap_map_pages+0xd6b/0x1a20
[  386.324895]  ? lock_downgrade+0x900/0x900
[  386.329045]  ? check_preemption_disabled+0x48/0x280
[  386.334084]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.339012]  ? kasan_check_read+0x11/0x20
[  386.343164]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.348456]  ? rcu_softirq_qs+0x20/0x20
[  386.352478]  ? filemap_map_pages+0xd92/0x1a20
[  386.356980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.362555]  ? find_get_entries_tag+0x1400/0x1400
[  386.367402]  ? __lock_acquire+0x62f/0x4c20
[  386.371654]  ? lock_acquire+0x1ed/0x520
[  386.375631]  ? ext4_filemap_fault+0x7a/0xad
[  386.379966]  ? lock_release+0xa00/0xa00
[  386.383947]  ? perf_trace_sched_process_exec+0x860/0x860
[  386.389404]  ? print_usage_bug+0xc0/0xc0
[  386.393469]  ? print_usage_bug+0xc0/0xc0
[  386.397545]  ? down_read+0x8d/0x120
[  386.401168]  ? ext4_filemap_fault+0x7a/0xad
[  386.405524]  ? __down_interruptible+0x700/0x700
[  386.410208]  ext4_filemap_fault+0x82/0xad
[  386.414363]  __do_fault+0x100/0x6b0
[  386.418002]  ? pmd_devmap_trans_unstable+0x220/0x220
[  386.423109]  ? mark_held_locks+0x130/0x130
[  386.427346]  ? mark_held_locks+0x130/0x130
[  386.431578]  ? find_held_lock+0x36/0x1c0
[  386.435672]  ? find_held_lock+0x36/0x1c0
[  386.439734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.445275]  __handle_mm_fault+0x3ea0/0x5be0
[  386.449698]  ? poll_select_copy_remaining+0x18c/0x6a0
[  386.454895]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  386.459748]  ? __might_fault+0x12b/0x1e0
[  386.463810]  ? lock_downgrade+0x900/0x900
[  386.468016]  ? zap_class+0x640/0x640
[  386.471728]  ? zap_class+0x640/0x640
[  386.475469]  ? find_held_lock+0x36/0x1c0
[  386.479542]  ? handle_mm_fault+0x42a/0xc70
[  386.483778]  ? lock_downgrade+0x900/0x900
[  386.487928]  ? check_preemption_disabled+0x48/0x280
[  386.492998]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  386.497927]  ? kasan_check_read+0x11/0x20
[  386.502118]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  386.507397]  ? rcu_softirq_qs+0x20/0x20
[  386.511384]  ? trace_hardirqs_off_caller+0x310/0x310
[  386.516492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.522037]  ? check_preemption_disabled+0x48/0x280
[  386.527064]  handle_mm_fault+0x54f/0xc70
[  386.531141]  ? __handle_mm_fault+0x5be0/0x5be0
[  386.535744]  ? find_vma+0x34/0x190
[  386.539304]  __do_page_fault+0x5e8/0xe60
[  386.543389]  ? trace_hardirqs_off+0xb8/0x310
[  386.547814]  do_page_fault+0xf2/0x7e0
[  386.551652]  ? vmalloc_sync_all+0x30/0x30
[  386.555825]  ? error_entry+0x70/0xd0
[  386.559541]  ? trace_hardirqs_off_caller+0xbb/0x310
[  386.564559]  ? trace_hardirqs_on_caller+0xc0/0x310
[  386.569489]  ? syscall_return_slowpath+0x5e0/0x5e0
[  386.574419]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.579270]  ? trace_hardirqs_on_caller+0x310/0x310
[  386.584287]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.589749]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  386.594778]  ? prepare_exit_to_usermode+0x291/0x3b0
[  386.599794]  ? page_fault+0x8/0x30
[  386.603339]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  386.608182]  ? page_fault+0x8/0x30
[  386.611725]  page_fault+0x1e/0x30
[  386.615177] RIP: 0033:0x7fc801b82dd3
[  386.618916] Code: Bad RIP value.
[  386.622286] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  386.627645] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  386.634913] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  386.642198] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  386.649468] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  386.656736] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  386.664129] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  386.664135] warn_alloc_show_mem: 1 callbacks suppressed
[  386.664143] Mem-Info:
[  386.671420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.676788] active_anon:48903 inactive_anon:193 isolated_anon:0
[  386.676788]  active_file:14 inactive_file:14 isolated_file:0
[  386.676788]  unevictable:0 dirty:0 writeback:0 unstable:0
[  386.676788]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  386.676788]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  386.676788]  free:13784 free_pcp:349 free_cma:0
[  386.679172] Call Trace:
[  386.688554] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  386.721395]  <IRQ>
[  386.724015] 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
[  386.751512]  dump_stack+0x244/0x39d
[  386.753661] lowmem_reserve[]: 0 2818 6321 6321
[  386.779799]  ? dump_stack_print_info.cold.1+0x20/0x20
[  386.783414] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  386.788041]  warn_alloc.cold.116+0xb7/0x1bd
[  386.793199] lowmem_reserve[]: 0 0 3503 3503
[  386.820517]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.824815] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  386.829132]  ? lock_downgrade+0x900/0x900
[  386.833967] lowmem_reserve[]: 0 0 0 0
[  386.863032]  ? trace_hardirqs_off+0xb8/0x310
[  386.867151] 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
[  386.870959]  ? trace_hardirqs_off+0xb8/0x310
[  386.875336] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  386.888870]  __alloc_pages_slowpath+0x26e8/0x2e10
[  386.893246] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  386.908607]  ? warn_alloc+0x120/0x120
[  386.913423] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  386.928674]  ? print_usage_bug+0xc0/0xc0
[  386.932461] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  386.941298]  ? warn_alloc+0x120/0x120
[  386.945334] 272 total pagecache pages
[  386.953913]  ? warn_alloc+0x120/0x120
[  386.957694] 0 pages in swap cache
[  386.961482]  ? print_usage_bug+0xc0/0xc0
[  386.965266] Swap cache stats: add 0, delete 0, find 0/0
[  386.968709]  ? kvm_clock_read+0x18/0x30
[  386.972747] Free swap  = 0kB
[  386.978230]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  386.982176] Total swap = 0kB
[  386.985191]  ? print_usage_bug+0xc0/0xc0
[  386.990184] 1965979 pages RAM
[  386.993195]  ? __lock_acquire+0x62f/0x4c20
[  386.997231] 0 pages HighMem/MovableOnly
[  387.000353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.004566] 342853 pages reserved
[  387.008533]  ? should_fail+0x22d/0xd01
[  387.014050] 0 pages cma reserved
[  387.017493]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.021419] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.024720]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.030053] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.036456]  ? __lock_acquire+0x62f/0x4c20
[  387.041554] init cpuset=/ mems_allowed=0
[  387.051250]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.064605]  ? __lock_acquire+0x62f/0x4c20
[  387.068846]  ? should_fail+0x22d/0xd01
[  387.072741]  ? rcu_irq_exit+0x1a2/0x390
[  387.076731]  ? mark_held_locks+0x130/0x130
[  387.080980]  ? mark_held_locks+0x130/0x130
[  387.085224]  ? mark_held_locks+0xc7/0x130
[  387.089384]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  387.094397]  ? zap_class+0x640/0x640
[  387.098112]  ? print_usage_bug+0xc0/0xc0
[  387.102176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.107734]  ? check_preemption_disabled+0x48/0x280
[  387.112763]  ? __lock_is_held+0xb5/0x140
[  387.116833]  __alloc_pages_nodemask+0xa80/0xde0
[  387.121502]  ? zap_class+0x640/0x640
[  387.125225]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  387.130257]  ? find_held_lock+0x36/0x1c0
[  387.134329]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.139001]  ? lock_downgrade+0x900/0x900
[  387.143164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.148706]  cache_grow_begin+0xa5/0x8c0
[  387.152771]  ? do_raw_spin_unlock+0xa7/0x330
[  387.157199]  fallback_alloc+0x204/0x2e0
[  387.161198]  ____cache_alloc_node+0x1c7/0x1e0
[  387.165712]  kmem_cache_alloc_node+0xe3/0x730
[  387.170212]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.174458]  __alloc_skb+0x119/0x770
[  387.178198]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.183480]  ? netdev_alloc_frag+0x1f0/0x1f0
[  387.187892]  ? lock_downgrade+0x900/0x900
[  387.192051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.197593]  ? refcount_sub_and_test_checked+0x203/0x310
[  387.203063]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  387.208527]  ? addrconf_rs_timer+0x690/0x690
[  387.212961]  ndisc_alloc_skb+0x144/0x340
[  387.217031]  ndisc_send_rs+0x331/0x6e0
[  387.220924]  addrconf_rs_timer+0x314/0x690
[  387.225192]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.229568]  call_timer_fn+0x272/0x920
[  387.233456]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.237730]  ? process_timeout+0x40/0x40
[  387.241800]  ? __run_timers+0x7da/0xc70
[  387.245772]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.250262]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.254754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.258993]  ? lockdep_hardirqs_on+0x296/0x5b0
[  387.263580]  ? trace_hardirqs_on+0xbd/0x310
[  387.267914]  ? kasan_check_read+0x11/0x20
[  387.272072]  ? __run_timers+0x7da/0xc70
[  387.276048]  ? trace_hardirqs_off_caller+0x310/0x310
[  387.281156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.285397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.289633]  __run_timers+0x7e5/0xc70
[  387.293449]  ? timer_fixup_init+0x70/0x70
[  387.297599]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  387.302620]  ? zap_class+0x640/0x640
[  387.306342]  ? enqueue_hrtimer+0x1a5/0x560
[  387.310581]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  387.315784]  ? find_held_lock+0x36/0x1c0
[  387.319851]  ? zap_class+0x640/0x640
[  387.323570]  ? pvclock_read_flags+0x160/0x160
[  387.328071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.333612]  ? check_preemption_disabled+0x48/0x280
[  387.338658]  ? __lock_is_held+0xb5/0x140
[  387.342743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.348280]  ? check_preemption_disabled+0x48/0x280
[  387.353316]  run_timer_softirq+0x52/0xb0
[  387.357381]  ? rcu_read_lock_sched_held+0x14f/0x180
[  387.362401]  __do_softirq+0x308/0xb7e
[  387.366206]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  387.370702]  ? lock_downgrade+0x900/0x900
[  387.374854]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  387.379976]  ? pvclock_read_flags+0x160/0x160
[  387.384491]  ? lapic_next_event+0x5a/0x90
[  387.388642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.394190]  ? kvm_clock_read+0x18/0x30
[  387.398165]  ? kvm_sched_clock_read+0x9/0x20
[  387.402595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.408138]  ? check_preemption_disabled+0x48/0x280
[  387.413166]  irq_exit+0x17f/0x1c0
[  387.416625]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.421467]  ? smp_call_function_single_interrupt+0x159/0x650
[  387.427356]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.433242]  ? interrupt_entry+0xb5/0xc0
[  387.437306]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.442325]  ? trace_hardirqs_off_caller+0xbb/0x310
[  387.447343]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.452191]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.457205]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.462224]  ? task_prio+0x50/0x50
[  387.465768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.471307]  ? check_preemption_disabled+0x48/0x280
[  387.476336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.481205]  apic_timer_interrupt+0xf/0x20
[  387.485432]  </IRQ>
[  387.487686] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  387.492631] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  387.511558] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  387.519284] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  387.526582] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  387.533857] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  387.541125] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  387.548396] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  387.555732]  skb_clone+0x1bb/0x500
[  387.559301]  ? skb_split+0x11e0/0x11e0
[  387.563190]  ? check_preemption_disabled+0x48/0x280
[  387.568219]  ? __this_cpu_preempt_check+0x1c/0x20
[  387.573062]  ? __bpf_redirect+0x54b/0xb20
[  387.577220]  bpf_clone_redirect+0xb9/0x490
[  387.581468]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  387.586502]  ? __sched_text_start+0x8/0x8
[  387.590669]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.595462]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  387.600044]  ? retint_kernel+0x2d/0x2d
[  387.603946]  ? find_held_lock+0x36/0x1c0
[  387.608030]  ? lock_acquire+0x1ed/0x520
[  387.612007]  ? bpf_test_run+0x3cb/0x780
[  387.615990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.621526]  ? check_preemption_disabled+0x48/0x280
[  387.626550]  ? kasan_check_read+0x11/0x20
[  387.630977]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.636254]  ? rcu_softirq_qs+0x20/0x20
[  387.640231]  ? preempt_schedule+0x4d/0x60
[  387.644379]  ? ___preempt_schedule+0x16/0x18
[  387.648804]  ? bpf_test_run+0x25d/0x780
[  387.652790]  ? netlink_diag_dump+0x2a0/0x2a0
[  387.657217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.662823]  ? bpf_test_init.isra.10+0x70/0x100
[  387.667499]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  387.672266]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  387.677115]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  387.682660]  ? fput+0x130/0x1a0
[  387.685971]  ? __bpf_prog_get+0x9b/0x290
[  387.690053]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  387.694891]  ? bpf_prog_test_run+0x130/0x1a0
[  387.699337]  ? __x64_sys_bpf+0x3d8/0x520
[  387.703400]  ? bpf_prog_get+0x20/0x20
[  387.707224]  ? do_syscall_64+0x1b9/0x820
[  387.711289]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  387.716653]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.721579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.726430]  ? trace_hardirqs_on_caller+0x310/0x310
[  387.731448]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  387.736481]  ? prepare_exit_to_usermode+0x291/0x3b0
[  387.741538]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.746405]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  387.751802] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  387.751913] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.757962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.757967] Call Trace:
[  387.757974]  <IRQ>
[  387.757994]  dump_stack+0x244/0x39d
[  387.758013]  ? dump_stack_print_info.cold.1+0x20/0x20
[  387.764569] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.773877]  warn_alloc.cold.116+0xb7/0x1bd
[  387.776430] syz-executor3 cpuset=syz3 mems_allowed=0
[  387.778578]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.812049]  ? lock_downgrade+0x900/0x900
[  387.816206]  ? trace_hardirqs_off+0xb8/0x310
[  387.820622]  ? trace_hardirqs_off+0xb8/0x310
[  387.825043]  __alloc_pages_slowpath+0x26e8/0x2e10
[  387.829931]  ? warn_alloc+0x120/0x120
[  387.833745]  ? print_usage_bug+0xc0/0xc0
[  387.837808]  ? warn_alloc+0x120/0x120
[  387.841627]  ? warn_alloc+0x120/0x120
[  387.845429]  ? print_usage_bug+0xc0/0xc0
[  387.849496]  ? kvm_clock_read+0x18/0x30
[  387.853477]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  387.858497]  ? print_usage_bug+0xc0/0xc0
[  387.862560]  ? __lock_acquire+0x62f/0x4c20
[  387.866802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.872342]  ? should_fail+0x22d/0xd01
[  387.876240]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  387.881540]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.886678]  ? __lock_acquire+0x62f/0x4c20
[  387.890920]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.896032]  ? __lock_acquire+0x62f/0x4c20
[  387.900269]  ? should_fail+0x22d/0xd01
[  387.904153]  ? rcu_irq_exit+0x1a2/0x390
[  387.908140]  ? mark_held_locks+0x130/0x130
[  387.912385]  ? mark_held_locks+0x130/0x130
[  387.916630]  ? mark_held_locks+0xc7/0x130
[  387.920787]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  387.925816]  ? zap_class+0x640/0x640
[  387.929544]  ? print_usage_bug+0xc0/0xc0
[  387.933615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.939160]  ? check_preemption_disabled+0x48/0x280
[  387.944190]  ? __lock_is_held+0xb5/0x140
[  387.948268]  __alloc_pages_nodemask+0xa80/0xde0
[  387.952937]  ? zap_class+0x640/0x640
[  387.956671]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  387.961703]  ? find_held_lock+0x36/0x1c0
[  387.965774]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.970457]  ? lock_downgrade+0x900/0x900
[  387.974615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.980161]  cache_grow_begin+0xa5/0x8c0
[  387.984224]  ? do_raw_spin_unlock+0xa7/0x330
[  387.988672]  fallback_alloc+0x204/0x2e0
[  387.992654]  ____cache_alloc_node+0x1c7/0x1e0
[  387.997170]  kmem_cache_alloc_node+0xe3/0x730
[  388.001685]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.005954]  __alloc_skb+0x119/0x770
[  388.009684]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.015022]  ? netdev_alloc_frag+0x1f0/0x1f0
[  388.019431]  ? lock_downgrade+0x900/0x900
[  388.023612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.029150]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.034643]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.040094]  ? addrconf_rs_timer+0x690/0x690
[  388.044528]  ndisc_alloc_skb+0x144/0x340
[  388.048598]  ndisc_send_rs+0x331/0x6e0
[  388.052510]  addrconf_rs_timer+0x314/0x690
[  388.056752]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.060998]  call_timer_fn+0x272/0x920
[  388.064883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.069117]  ? process_timeout+0x40/0x40
[  388.073189]  ? mark_held_locks+0xc7/0x130
[  388.077340]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.081832]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.086327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.090566]  ? lockdep_hardirqs_on+0x296/0x5b0
[  388.095186]  ? trace_hardirqs_on+0xbd/0x310
[  388.099666]  ? kasan_check_read+0x11/0x20
[  388.103814]  ? __run_timers+0x7da/0xc70
[  388.107810]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.112919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.117169]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.121406]  __run_timers+0x7e5/0xc70
[  388.125222]  ? timer_fixup_init+0x70/0x70
[  388.129377]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.134419]  ? zap_class+0x640/0x640
[  388.138158]  ? print_usage_bug+0xc0/0xc0
[  388.142223]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  388.147441]  ? find_held_lock+0x36/0x1c0
[  388.151528]  ? zap_class+0x640/0x640
[  388.155253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.160794]  ? check_preemption_disabled+0x48/0x280
[  388.165821]  ? __lock_is_held+0xb5/0x140
[  388.169893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.175432]  ? check_preemption_disabled+0x48/0x280
[  388.180480]  run_timer_softirq+0x52/0xb0
[  388.184582]  ? rcu_read_lock_sched_held+0x14f/0x180
[  388.189597]  __do_softirq+0x308/0xb7e
[  388.193400]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  388.198001]  ? lock_downgrade+0x900/0x900
[  388.202154]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  388.207284]  ? pvclock_read_flags+0x160/0x160
[  388.211782]  ? lapic_next_event+0x5a/0x90
[  388.215955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.221501]  ? kvm_clock_read+0x18/0x30
[  388.225481]  ? kvm_sched_clock_read+0x9/0x20
[  388.230239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.235774]  ? check_preemption_disabled+0x48/0x280
[  388.240818]  irq_exit+0x17f/0x1c0
[  388.244276]  smp_apic_timer_interrupt+0x1cb/0x760
[  388.249121]  ? smp_call_function_single_interrupt+0x650/0x650
[  388.255004]  ? interrupt_entry+0xb5/0xc0
[  388.259083]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.264100]  ? trace_hardirqs_off_caller+0xbb/0x310
[  388.269121]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.273973]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.278987]  ? trace_hardirqs_on_caller+0x310/0x310
[  388.284002]  ? task_prio+0x50/0x50
[  388.287543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.293094]  ? check_preemption_disabled+0x48/0x280
[  388.298114]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.302970]  apic_timer_interrupt+0xf/0x20
[  388.307202]  </IRQ>
[  388.309459] RIP: 0010:dump_stack+0x358/0x39d
[  388.313868] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  388.332768] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  388.340486] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  388.347749] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  388.355014] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  388.362296] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  388.369561] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  388.376841]  ? dump_stack+0x34f/0x39d
[  388.380653]  ? dump_stack_print_info.cold.1+0x20/0x20
[  388.385850]  ? mark_held_locks+0x130/0x130
[  388.390101]  ? mark_held_locks+0x130/0x130
[  388.394340]  dump_header+0x27b/0xf72
[  388.398069]  ? pagefault_out_of_memory+0x197/0x197
[  388.403010]  ? __lock_acquire+0x62f/0x4c20
[  388.407248]  ? percpu_ref_get_many+0x240/0x240
[  388.411837]  ? print_usage_bug+0xc0/0xc0
[  388.415906]  ? zap_class+0x640/0x640
[  388.419627]  ? print_usage_bug+0xc0/0xc0
[  388.423701]  ? print_usage_bug+0xc0/0xc0
[  388.427761]  ? zap_class+0x640/0x640
[  388.431481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.437023]  ? find_held_lock+0x36/0x1c0
[  388.441097]  ? mark_held_locks+0xc7/0x130
[  388.445251]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  388.450357]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  388.455474]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  388.460125]  ? trace_hardirqs_on+0xbd/0x310
[  388.464456]  ? kasan_check_read+0x11/0x20
[  388.468608]  ? ___ratelimit+0x3b4/0x672
[  388.472586]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.477687]  ? trace_hardirqs_on+0x310/0x310
[  388.482102]  ? lock_downgrade+0x900/0x900
[  388.486276]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.491378]  ? ___ratelimit+0x3b9/0x672
[  388.495353]  ? idr_get_free+0xf70/0xf70
[  388.499327]  ? find_held_lock+0x36/0x1c0
[  388.503401]  oom_kill_process.cold.27+0x10/0x903
[  388.508224]  ? zap_class+0x640/0x640
[  388.511995]  ? check_preemption_disabled+0x48/0x280
[  388.517027]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.521995]  ? kasan_check_read+0x11/0x20
[  388.526145]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.531422]  ? oom_evaluate_task+0x540/0x540
[  388.535839]  ? find_held_lock+0x36/0x1c0
[  388.540036]  ? out_of_memory+0x974/0x1430
[  388.544200]  ? lock_downgrade+0x900/0x900
[  388.548348]  ? check_preemption_disabled+0x48/0x280
[  388.553368]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.558295]  ? kasan_check_read+0x11/0x20
[  388.562465]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.567759]  ? rcu_softirq_qs+0x20/0x20
[  388.571769]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.577308]  ? oom_evaluate_task+0x302/0x540
[  388.581735]  out_of_memory+0xa84/0x1430
[  388.585719]  ? oom_killer_disable+0x3a0/0x3a0
[  388.590213]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  388.595151]  ? __ww_mutex_check_waiters+0x160/0x160
[  388.600183]  __alloc_pages_slowpath+0x2354/0x2e10
[  388.605059]  ? warn_alloc+0x120/0x120
[  388.608860]  ? mark_held_locks+0x130/0x130
[  388.613101]  ? find_get_entry+0xaae/0x1120
[  388.617347]  ? filemap_map_pages+0x1a20/0x1a20
[  388.621936]  ? zap_class+0x640/0x640
[  388.625665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.631205]  ? check_preemption_disabled+0x48/0x280
[  388.636223]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.641759]  ? should_fail+0x22d/0xd01
[  388.645649]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.650751]  ? zap_class+0x640/0x640
[  388.654493]  ? __lock_is_held+0xb5/0x140
[  388.658559]  ? mark_held_locks+0x130/0x130
[  388.662795]  ? lock_release+0xa00/0xa00
[  388.666780]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.672244]  ? xa_load+0x2ba/0x460
[  388.675787]  ? lock_downgrade+0x900/0x900
[  388.679950]  ? __might_sleep+0x95/0x190
[  388.683934]  __alloc_pages_nodemask+0xa80/0xde0
[  388.688618]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  388.693635]  ? __page_cache_alloc+0x191/0x5c0
[  388.698128]  ? xa_load+0x2e1/0x460
[  388.701671]  ? xa_clear_mark+0x40/0x40
[  388.705560]  ? zap_class+0x640/0x640
[  388.709290]  ? zap_class+0x640/0x640
[  388.713002]  ? zap_class+0x640/0x640
[  388.716716]  ? __do_page_cache_readahead+0x663/0x810
[  388.721842]  ? find_held_lock+0x36/0x1c0
[  388.725912]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  388.731469]  alloc_pages_current+0x173/0x350
[  388.735883]  __page_cache_alloc+0x38c/0x5c0
[  388.740200]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.745131]  ? kasan_check_read+0x11/0x20
[  388.749274]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.754552]  ? generic_perform_write+0x6a0/0x6a0
[  388.759320]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.764867]  ? check_preemption_disabled+0x48/0x280
[  388.769890]  filemap_fault+0x1595/0x25f0
[  388.774058]  ? __lock_page_or_retry+0xa00/0xa00
[  388.778729]  ? mark_held_locks+0x130/0x130
[  388.782983]  ? filemap_map_pages+0xd6b/0x1a20
[  388.787490]  ? lock_downgrade+0x900/0x900
[  388.791655]  ? check_preemption_disabled+0x48/0x280
[  388.796675]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.801616]  ? kasan_check_read+0x11/0x20
[  388.805764]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.811050]  ? rcu_softirq_qs+0x20/0x20
[  388.815040]  ? filemap_map_pages+0xd92/0x1a20
[  388.819549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.825094]  ? find_get_entries_tag+0x1400/0x1400
[  388.829988]  ? __lock_acquire+0x62f/0x4c20
[  388.834239]  ? lock_acquire+0x1ed/0x520
[  388.838212]  ? ext4_filemap_fault+0x7a/0xad
[  388.842541]  ? lock_release+0xa00/0xa00
[  388.846510]  ? perf_trace_sched_process_exec+0x860/0x860
[  388.851971]  ? print_usage_bug+0xc0/0xc0
[  388.856034]  ? print_usage_bug+0xc0/0xc0
[  388.860122]  ? down_read+0x8d/0x120
[  388.863748]  ? ext4_filemap_fault+0x7a/0xad
[  388.868071]  ? __down_interruptible+0x700/0x700
[  388.872765]  ext4_filemap_fault+0x82/0xad
[  388.876917]  __do_fault+0x100/0x6b0
[  388.880555]  ? pmd_devmap_trans_unstable+0x220/0x220
[  388.885662]  ? mark_held_locks+0x130/0x130
[  388.889913]  ? mark_held_locks+0x130/0x130
[  388.894154]  ? find_held_lock+0x36/0x1c0
[  388.898249]  ? find_held_lock+0x36/0x1c0
[  388.902342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.907904]  __handle_mm_fault+0x3ea0/0x5be0
[  388.912316]  ? poll_select_copy_remaining+0x18c/0x6a0
[  388.917518]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  388.922385]  ? __might_fault+0x12b/0x1e0
[  388.926447]  ? lock_downgrade+0x900/0x900
[  388.930613]  ? zap_class+0x640/0x640
[  388.934329]  ? zap_class+0x640/0x640
[  388.938070]  ? find_held_lock+0x36/0x1c0
[  388.942169]  ? handle_mm_fault+0x42a/0xc70
[  388.946420]  ? lock_downgrade+0x900/0x900
[  388.950574]  ? check_preemption_disabled+0x48/0x280
[  388.955591]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  388.960525]  ? kasan_check_read+0x11/0x20
[  388.964673]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  388.969974]  ? rcu_softirq_qs+0x20/0x20
[  388.973956]  ? trace_hardirqs_off_caller+0x310/0x310
[  388.979062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.984599]  ? check_preemption_disabled+0x48/0x280
[  388.989621]  handle_mm_fault+0x54f/0xc70
[  388.993688]  ? __handle_mm_fault+0x5be0/0x5be0
[  388.998293]  ? find_vma+0x34/0x190
[  389.001838]  __do_page_fault+0x5e8/0xe60
[  389.005899]  ? trace_hardirqs_off+0xb8/0x310
[  389.010321]  do_page_fault+0xf2/0x7e0
[  389.014132]  ? vmalloc_sync_all+0x30/0x30
[  389.018298]  ? error_entry+0x70/0xd0
[  389.022015]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.027047]  ? trace_hardirqs_on_caller+0xc0/0x310
[  389.032011]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.036951]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.041796]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.046811]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.052276]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.057296]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.062314]  ? page_fault+0x8/0x30
[  389.065875]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.070731]  ? page_fault+0x8/0x30
[  389.074275]  page_fault+0x1e/0x30
[  389.077729] RIP: 0033:0x7fc801b82dd3
[  389.081456] Code: Bad RIP value.
[  389.084831] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  389.090194] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  389.097481] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  389.104751] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  389.112025] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  389.119321] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  389.126675] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  389.126681] warn_alloc_show_mem: 1 callbacks suppressed
[  389.126703] Mem-Info:
[  389.133998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.139381] active_anon:48903 inactive_anon:193 isolated_anon:0
[  389.139381]  active_file:14 inactive_file:14 isolated_file:0
[  389.139381]  unevictable:0 dirty:0 writeback:0 unstable:0
[  389.139381]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  389.139381]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  389.139381]  free:13784 free_pcp:349 free_cma:0
[  389.141756] Call Trace:
[  389.151145] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  389.184084]  <IRQ>
[  389.186689] 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
[  389.214192]  dump_stack+0x244/0x39d
[  389.216315] lowmem_reserve[]: 0 2818 6321 6321
[  389.242543]  ? dump_stack_print_info.cold.1+0x20/0x20
[  389.246153] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  389.250740]  warn_alloc.cold.116+0xb7/0x1bd
[  389.255900] lowmem_reserve[]: 0 0 3503 3503
[  389.283230]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.287524] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  389.291840]  ? lock_downgrade+0x900/0x900
[  389.296655] lowmem_reserve[]: 0 0 0 0
[  389.325716]  ? trace_hardirqs_off+0xb8/0x310
[  389.329831] 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
[  389.333638]  ? trace_hardirqs_off+0xb8/0x310
[  389.338020] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  389.351543]  __alloc_pages_slowpath+0x26e8/0x2e10
[  389.355920] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  389.371331]  ? warn_alloc+0x120/0x120
[  389.376144] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  389.391393]  ? print_usage_bug+0xc0/0xc0
[  389.395176] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  389.403998]  ? warn_alloc+0x120/0x120
[  389.408033] 272 total pagecache pages
[  389.416602]  ? warn_alloc+0x120/0x120
[  389.420383] 0 pages in swap cache
[  389.424172]  ? print_usage_bug+0xc0/0xc0
[  389.427964] Swap cache stats: add 0, delete 0, find 0/0
[  389.431406]  ? print_usage_bug+0xc0/0xc0
[  389.435440] Free swap  = 0kB
[  389.440795]  ? __lock_acquire+0x62f/0x4c20
[  389.444830] Total swap = 0kB
[  389.447848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.452061] 1965979 pages RAM
[  389.455088]  ? should_fail+0x22d/0xd01
[  389.460604] 0 pages HighMem/MovableOnly
[  389.463724]  ? __lock_acquire+0x62f/0x4c20
[  389.467597] 342853 pages reserved
[  389.471572]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.475781] 0 pages cma reserved
[  389.479241]  ? __lock_acquire+0x62f/0x4c20
[  389.484400] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.487690]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.487704]  ? __lock_acquire+0x62f/0x4c20
[  389.487720]  ? should_fail+0x22d/0xd01
[  389.492010] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.498450]  ? mark_held_locks+0x130/0x130
[  389.503536] init cpuset=/ mems_allowed=0
[  389.507765]  ? mark_held_locks+0x130/0x130
[  389.533797]  ? zap_class+0x640/0x640
[  389.537521]  ? zap_class+0x640/0x640
[  389.541236]  ? print_usage_bug+0xc0/0xc0
[  389.545298]  ? wq_watchdog_touch+0x9c/0xfe
[  389.549540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.555081]  ? check_preemption_disabled+0x48/0x280
[  389.560111]  ? __lock_is_held+0xb5/0x140
[  389.564185]  __alloc_pages_nodemask+0xa80/0xde0
[  389.568866]  ? zap_class+0x640/0x640
[  389.572596]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  389.577627]  ? find_held_lock+0x36/0x1c0
[  389.581724]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.586402]  ? lock_downgrade+0x900/0x900
[  389.590562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.596109]  cache_grow_begin+0xa5/0x8c0
[  389.600182]  ? do_raw_spin_unlock+0xa7/0x330
[  389.604598]  fallback_alloc+0x204/0x2e0
[  389.608593]  ____cache_alloc_node+0x1c7/0x1e0
[  389.613099]  kmem_cache_alloc_node+0xe3/0x730
[  389.617599]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.621844]  __alloc_skb+0x119/0x770
[  389.625557]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  389.630847]  ? netdev_alloc_frag+0x1f0/0x1f0
[  389.635257]  ? lock_downgrade+0x900/0x900
[  389.639415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.644967]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.650428]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.655881]  ? addrconf_rs_timer+0x690/0x690
[  389.660304]  ndisc_alloc_skb+0x144/0x340
[  389.664375]  ndisc_send_rs+0x331/0x6e0
[  389.668272]  addrconf_rs_timer+0x314/0x690
[  389.672515]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.676761]  call_timer_fn+0x272/0x920
[  389.680655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.684901]  ? process_timeout+0x40/0x40
[  389.688984]  ? __run_timers+0x7da/0xc70
[  389.692980]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.697474]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.701984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.706224]  ? lockdep_hardirqs_on+0x296/0x5b0
[  389.710810]  ? trace_hardirqs_on+0xbd/0x310
[  389.715133]  ? kasan_check_read+0x11/0x20
[  389.719281]  ? __run_timers+0x7da/0xc70
[  389.723260]  ? trace_hardirqs_off_caller+0x310/0x310
[  389.728381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.732615]  __run_timers+0x7e5/0xc70
[  389.736429]  ? timer_fixup_init+0x70/0x70
[  389.740581]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.745600]  ? zap_class+0x640/0x640
[  389.749318]  ? enqueue_hrtimer+0x1a5/0x560
[  389.753555]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.758766]  ? find_held_lock+0x36/0x1c0
[  389.762833]  ? zap_class+0x640/0x640
[  389.766560]  ? pvclock_read_flags+0x160/0x160
[  389.771063]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.776618]  ? check_preemption_disabled+0x48/0x280
[  389.781647]  ? __lock_is_held+0xb5/0x140
[  389.785732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.791282]  ? check_preemption_disabled+0x48/0x280
[  389.796316]  run_timer_softirq+0x52/0xb0
[  389.800382]  ? rcu_read_lock_sched_held+0x14f/0x180
[  389.805399]  __do_softirq+0x308/0xb7e
[  389.809220]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  389.813741]  ? lock_downgrade+0x900/0x900
[  389.817898]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  389.823015]  ? pvclock_read_flags+0x160/0x160
[  389.827513]  ? lapic_next_event+0x5a/0x90
[  389.831666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.837208]  ? kvm_clock_read+0x18/0x30
[  389.841184]  ? kvm_sched_clock_read+0x9/0x20
[  389.845601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.851141]  ? check_preemption_disabled+0x48/0x280
[  389.856170]  irq_exit+0x17f/0x1c0
[  389.859644]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.864488]  ? smp_call_function_single_interrupt+0x159/0x650
[  389.870379]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.876266]  ? interrupt_entry+0xb5/0xc0
[  389.880333]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.885353]  ? trace_hardirqs_off_caller+0xbb/0x310
[  389.890373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.895217]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.900247]  ? trace_hardirqs_on_caller+0x310/0x310
[  389.905274]  ? task_prio+0x50/0x50
[  389.908816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.914355]  ? check_preemption_disabled+0x48/0x280
[  389.919381]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.924236]  apic_timer_interrupt+0xf/0x20
[  389.928467]  </IRQ>
[  389.930712] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  389.935649] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  389.954561] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  389.962268] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  389.969542] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  389.976814] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  389.984082] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  389.991348] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  389.998666]  skb_clone+0x1bb/0x500
[  390.002213]  ? skb_split+0x11e0/0x11e0
[  390.006106]  ? check_preemption_disabled+0x48/0x280
[  390.011128]  ? __this_cpu_preempt_check+0x1c/0x20
[  390.015985]  ? __bpf_redirect+0x54b/0xb20
[  390.020140]  bpf_clone_redirect+0xb9/0x490
[  390.024386]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  390.029412]  ? __sched_text_start+0x8/0x8
[  390.033563]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.038325]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  390.042909]  ? retint_kernel+0x2d/0x2d
[  390.046808]  ? find_held_lock+0x36/0x1c0
[  390.050877]  ? lock_acquire+0x1ed/0x520
[  390.054863]  ? bpf_test_run+0x3cb/0x780
[  390.058839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.064379]  ? check_preemption_disabled+0x48/0x280
[  390.069401]  ? kasan_check_read+0x11/0x20
[  390.073548]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.078828]  ? rcu_softirq_qs+0x20/0x20
[  390.082807]  ? preempt_schedule+0x4d/0x60
[  390.086970]  ? ___preempt_schedule+0x16/0x18
[  390.091393]  ? bpf_test_run+0x25d/0x780
[  390.095380]  ? netlink_diag_dump+0x2a0/0x2a0
[  390.100359]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.105923]  ? bpf_test_init.isra.10+0x70/0x100
[  390.110617]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  390.115416]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  390.120260]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  390.125831]  ? fput+0x130/0x1a0
[  390.129124]  ? __bpf_prog_get+0x9b/0x290
[  390.133241]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  390.138082]  ? bpf_prog_test_run+0x130/0x1a0
[  390.142495]  ? __x64_sys_bpf+0x3d8/0x520
[  390.146562]  ? bpf_prog_get+0x20/0x20
[  390.150391]  ? do_syscall_64+0x1b9/0x820
[  390.154451]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  390.159816]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.164773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.169623]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.174641]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  390.179662]  ? prepare_exit_to_usermode+0x291/0x3b0
[  390.184688]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.189550]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  390.194958] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  390.195044] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  390.201106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.201112] Call Trace:
[  390.201119]  <IRQ>
[  390.201137]  dump_stack+0x244/0x39d
[  390.201157]  ? dump_stack_print_info.cold.1+0x20/0x20
[  390.207759] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  390.217039]  warn_alloc.cold.116+0xb7/0x1bd
[  390.219593] syz-executor3 cpuset=syz3 mems_allowed=0
[  390.221751]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.255308]  ? lock_downgrade+0x900/0x900
[  390.259473]  ? trace_hardirqs_off+0xb8/0x310
[  390.263891]  ? trace_hardirqs_off+0xb8/0x310
[  390.268314]  __alloc_pages_slowpath+0x26e8/0x2e10
[  390.273192]  ? warn_alloc+0x120/0x120
[  390.277003]  ? print_usage_bug+0xc0/0xc0
[  390.281067]  ? warn_alloc+0x120/0x120
[  390.284871]  ? warn_alloc+0x120/0x120
[  390.288676]  ? print_usage_bug+0xc0/0xc0
[  390.292753]  ? print_usage_bug+0xc0/0xc0
[  390.296833]  ? __lock_acquire+0x62f/0x4c20
[  390.301077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.306628]  ? should_fail+0x22d/0xd01
[  390.310530]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.315665]  ? __lock_acquire+0x62f/0x4c20
[  390.319908]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.325019]  ? __lock_acquire+0x62f/0x4c20
[  390.329252]  ? should_fail+0x22d/0xd01
[  390.333144]  ? find_held_lock+0x36/0x1c0
[  390.337214]  ? mark_held_locks+0x130/0x130
[  390.341485]  ? mark_held_locks+0x130/0x130
[  390.345720]  ? zap_class+0x640/0x640
[  390.349557]  ? zap_class+0x640/0x640
[  390.353274]  ? print_usage_bug+0xc0/0xc0
[  390.357333]  ? do_raw_spin_unlock+0xa7/0x330
[  390.361756]  ? zap_class+0x640/0x640
[  390.365480]  ? print_usage_bug+0xc0/0xc0
[  390.369557]  ? wq_watchdog_touch+0x9c/0xfe
[  390.373813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.379353]  ? check_preemption_disabled+0x48/0x280
[  390.384381]  ? __lock_is_held+0xb5/0x140
[  390.388459]  __alloc_pages_nodemask+0xa80/0xde0
[  390.393147]  ? zap_class+0x640/0x640
[  390.396874]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  390.401900]  ? find_held_lock+0x36/0x1c0
[  390.405977]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.410650]  ? lock_downgrade+0x900/0x900
[  390.414823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.420391]  cache_grow_begin+0xa5/0x8c0
[  390.424472]  ? do_raw_spin_unlock+0xa7/0x330
[  390.428891]  fallback_alloc+0x204/0x2e0
[  390.432873]  ____cache_alloc_node+0x1c7/0x1e0
[  390.437378]  kmem_cache_alloc_node+0xe3/0x730
[  390.441874]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.446126]  __alloc_skb+0x119/0x770
[  390.449845]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.455125]  ? netdev_alloc_frag+0x1f0/0x1f0
[  390.459546]  ? lock_downgrade+0x900/0x900
[  390.463731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.469305]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.474759]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.480240]  ? addrconf_rs_timer+0x690/0x690
[  390.484662]  ndisc_alloc_skb+0x144/0x340
[  390.488757]  ndisc_send_rs+0x331/0x6e0
[  390.492653]  addrconf_rs_timer+0x314/0x690
[  390.496904]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.501150]  call_timer_fn+0x272/0x920
[  390.505055]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.509290]  ? process_timeout+0x40/0x40
[  390.513366]  ? mark_held_locks+0xc7/0x130
[  390.517512]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.522005]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.526498]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.530731]  ? lockdep_hardirqs_on+0x296/0x5b0
[  390.535314]  ? trace_hardirqs_on+0xbd/0x310
[  390.539647]  ? kasan_check_read+0x11/0x20
[  390.543790]  ? __run_timers+0x7da/0xc70
[  390.547777]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.552888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.557129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.561363]  __run_timers+0x7e5/0xc70
[  390.565178]  ? timer_fixup_init+0x70/0x70
[  390.569331]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  390.574348]  ? zap_class+0x640/0x640
[  390.578069]  ? print_usage_bug+0xc0/0xc0
[  390.582134]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  390.587334]  ? find_held_lock+0x36/0x1c0
[  390.591413]  ? zap_class+0x640/0x640
[  390.595132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.600678]  ? check_preemption_disabled+0x48/0x280
[  390.605706]  ? __lock_is_held+0xb5/0x140
[  390.609769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.615310]  ? check_preemption_disabled+0x48/0x280
[  390.620349]  run_timer_softirq+0x52/0xb0
[  390.624412]  ? rcu_read_lock_sched_held+0x14f/0x180
[  390.629449]  __do_softirq+0x308/0xb7e
[  390.633302]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  390.637808]  ? lock_downgrade+0x900/0x900
[  390.641983]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  390.647135]  ? pvclock_read_flags+0x160/0x160
[  390.651637]  ? lapic_next_event+0x5a/0x90
[  390.655785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.661353]  ? kvm_clock_read+0x18/0x30
[  390.665330]  ? kvm_sched_clock_read+0x9/0x20
[  390.669739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.675290]  ? check_preemption_disabled+0x48/0x280
[  390.680329]  irq_exit+0x17f/0x1c0
[  390.683784]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.688628]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.694513]  ? interrupt_entry+0xb5/0xc0
[  390.698575]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.703592]  ? trace_hardirqs_off_caller+0xbb/0x310
[  390.708609]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.713503]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.718534]  ? trace_hardirqs_on_caller+0x310/0x310
[  390.723581]  ? task_prio+0x50/0x50
[  390.727138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.732694]  ? check_preemption_disabled+0x48/0x280
[  390.737716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.742580]  apic_timer_interrupt+0xf/0x20
[  390.746836]  </IRQ>
[  390.749088] RIP: 0010:dump_stack+0x358/0x39d
[  390.753514] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  390.772416] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  390.780131] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  390.787395] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  390.794659] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  390.801951] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  390.809218] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  390.816503]  ? dump_stack+0x34f/0x39d
[  390.820316]  ? dump_stack_print_info.cold.1+0x20/0x20
[  390.825518]  ? mark_held_locks+0x130/0x130
[  390.829757]  ? mark_held_locks+0x130/0x130
[  390.833997]  dump_header+0x27b/0xf72
[  390.837718]  ? pagefault_out_of_memory+0x197/0x197
[  390.842651]  ? __lock_acquire+0x62f/0x4c20
[  390.846886]  ? percpu_ref_get_many+0x240/0x240
[  390.851484]  ? print_usage_bug+0xc0/0xc0
[  390.855565]  ? zap_class+0x640/0x640
[  390.859284]  ? print_usage_bug+0xc0/0xc0
[  390.863367]  ? print_usage_bug+0xc0/0xc0
[  390.867442]  ? zap_class+0x640/0x640
[  390.871178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.876720]  ? find_held_lock+0x36/0x1c0
[  390.880809]  ? mark_held_locks+0xc7/0x130
[  390.884966]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  390.890071]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  390.895174]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  390.899756]  ? trace_hardirqs_on+0xbd/0x310
[  390.904081]  ? kasan_check_read+0x11/0x20
[  390.908228]  ? ___ratelimit+0x3b4/0x672
[  390.912233]  ? trace_hardirqs_off_caller+0x310/0x310
[  390.917341]  ? trace_hardirqs_on+0x310/0x310
[  390.921751]  ? lock_downgrade+0x900/0x900
[  390.925905]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.931379]  ? ___ratelimit+0x3b9/0x672
[  390.935360]  ? idr_get_free+0xf70/0xf70
[  390.939365]  ? find_held_lock+0x36/0x1c0
[  390.943471]  oom_kill_process.cold.27+0x10/0x903
[  390.948240]  ? zap_class+0x640/0x640
[  390.951982]  ? check_preemption_disabled+0x48/0x280
[  390.957005]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.961933]  ? kasan_check_read+0x11/0x20
[  390.966107]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  390.971389]  ? oom_evaluate_task+0x540/0x540
[  390.975819]  ? find_held_lock+0x36/0x1c0
[  390.979889]  ? out_of_memory+0x974/0x1430
[  390.984050]  ? lock_downgrade+0x900/0x900
[  390.988198]  ? check_preemption_disabled+0x48/0x280
[  390.993244]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  390.998177]  ? kasan_check_read+0x11/0x20
[  391.002344]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.007621]  ? rcu_softirq_qs+0x20/0x20
[  391.011611]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.017148]  ? oom_evaluate_task+0x302/0x540
[  391.021608]  out_of_memory+0xa84/0x1430
[  391.025615]  ? oom_killer_disable+0x3a0/0x3a0
[  391.030146]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  391.035080]  ? __ww_mutex_check_waiters+0x160/0x160
[  391.040126]  __alloc_pages_slowpath+0x2354/0x2e10
[  391.045049]  ? warn_alloc+0x120/0x120
[  391.048850]  ? mark_held_locks+0x130/0x130
[  391.053093]  ? find_get_entry+0xaae/0x1120
[  391.057339]  ? filemap_map_pages+0x1a20/0x1a20
[  391.061931]  ? zap_class+0x640/0x640
[  391.065662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.071200]  ? check_preemption_disabled+0x48/0x280
[  391.076218]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.081758]  ? should_fail+0x22d/0xd01
[  391.085682]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.090800]  ? zap_class+0x640/0x640
[  391.094564]  ? __lock_is_held+0xb5/0x140
[  391.098635]  ? mark_held_locks+0x130/0x130
[  391.103065]  ? lock_release+0xa00/0xa00
[  391.107041]  ? perf_trace_sched_process_exec+0x860/0x860
[  391.112494]  ? xa_load+0x2ba/0x460
[  391.116043]  ? lock_downgrade+0x900/0x900
[  391.120199]  ? __might_sleep+0x95/0x190
[  391.124181]  __alloc_pages_nodemask+0xa80/0xde0
[  391.128858]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  391.133874]  ? __page_cache_alloc+0x191/0x5c0
[  391.138370]  ? xa_load+0x2e1/0x460
[  391.141931]  ? xa_clear_mark+0x40/0x40
[  391.145829]  ? zap_class+0x640/0x640
[  391.149552]  ? zap_class+0x640/0x640
[  391.153268]  ? zap_class+0x640/0x640
[  391.156985]  ? __do_page_cache_readahead+0x663/0x810
[  391.162095]  ? find_held_lock+0x36/0x1c0
[  391.166166]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  391.171712]  alloc_pages_current+0x173/0x350
[  391.176129]  __page_cache_alloc+0x38c/0x5c0
[  391.180460]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.185406]  ? kasan_check_read+0x11/0x20
[  391.189584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.194864]  ? generic_perform_write+0x6a0/0x6a0
[  391.199620]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.205160]  ? check_preemption_disabled+0x48/0x280
[  391.210183]  filemap_fault+0x1595/0x25f0
[  391.214265]  ? __lock_page_or_retry+0xa00/0xa00
[  391.218947]  ? mark_held_locks+0x130/0x130
[  391.223193]  ? filemap_map_pages+0xd6b/0x1a20
[  391.227688]  ? lock_downgrade+0x900/0x900
[  391.232336]  ? check_preemption_disabled+0x48/0x280
[  391.237362]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.242310]  ? kasan_check_read+0x11/0x20
[  391.246461]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.251741]  ? rcu_softirq_qs+0x20/0x20
[  391.255740]  ? filemap_map_pages+0xd92/0x1a20
[  391.260272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.265834]  ? find_get_entries_tag+0x1400/0x1400
[  391.270692]  ? __lock_acquire+0x62f/0x4c20
[  391.274952]  ? lock_acquire+0x1ed/0x520
[  391.278930]  ? ext4_filemap_fault+0x7a/0xad
[  391.283268]  ? lock_release+0xa00/0xa00
[  391.287246]  ? perf_trace_sched_process_exec+0x860/0x860
[  391.292700]  ? print_usage_bug+0xc0/0xc0
[  391.296794]  ? print_usage_bug+0xc0/0xc0
[  391.300893]  ? down_read+0x8d/0x120
[  391.304514]  ? ext4_filemap_fault+0x7a/0xad
[  391.308836]  ? __down_interruptible+0x700/0x700
[  391.313528]  ext4_filemap_fault+0x82/0xad
[  391.317695]  __do_fault+0x100/0x6b0
[  391.321330]  ? pmd_devmap_trans_unstable+0x220/0x220
[  391.326459]  ? mark_held_locks+0x130/0x130
[  391.330700]  ? mark_held_locks+0x130/0x130
[  391.334937]  ? find_held_lock+0x36/0x1c0
[  391.339012]  ? find_held_lock+0x36/0x1c0
[  391.343076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.348630]  __handle_mm_fault+0x3ea0/0x5be0
[  391.353053]  ? poll_select_copy_remaining+0x18c/0x6a0
[  391.358254]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  391.363104]  ? __might_fault+0x12b/0x1e0
[  391.367170]  ? lock_downgrade+0x900/0x900
[  391.371333]  ? zap_class+0x640/0x640
[  391.375066]  ? zap_class+0x640/0x640
[  391.378787]  ? find_held_lock+0x36/0x1c0
[  391.382859]  ? handle_mm_fault+0x42a/0xc70
[  391.387100]  ? lock_downgrade+0x900/0x900
[  391.391247]  ? check_preemption_disabled+0x48/0x280
[  391.396266]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  391.401200]  ? kasan_check_read+0x11/0x20
[  391.405346]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.410620]  ? rcu_softirq_qs+0x20/0x20
[  391.414598]  ? trace_hardirqs_off_caller+0x310/0x310
[  391.419718]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.425281]  ? check_preemption_disabled+0x48/0x280
[  391.430356]  handle_mm_fault+0x54f/0xc70
[  391.434421]  ? __handle_mm_fault+0x5be0/0x5be0
[  391.439014]  ? find_vma+0x34/0x190
[  391.442576]  __do_page_fault+0x5e8/0xe60
[  391.446637]  ? trace_hardirqs_off+0xb8/0x310
[  391.451054]  do_page_fault+0xf2/0x7e0
[  391.454873]  ? vmalloc_sync_all+0x30/0x30
[  391.459024]  ? error_entry+0x70/0xd0
[  391.462746]  ? trace_hardirqs_off_caller+0xbb/0x310
[  391.467762]  ? trace_hardirqs_on_caller+0xc0/0x310
[  391.472709]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.477636]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.482480]  ? trace_hardirqs_on_caller+0x310/0x310
[  391.487510]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.492982]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  391.498002]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.503032]  ? page_fault+0x8/0x30
[  391.506576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.511437]  ? page_fault+0x8/0x30
[  391.514994]  page_fault+0x1e/0x30
[  391.518444] RIP: 0033:0x7fc801b82dd3
[  391.522172] Code: Bad RIP value.
[  391.525551] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  391.530948] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  391.538219] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  391.545484] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  391.552750] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  391.560015] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  391.567307] warn_alloc_show_mem: 1 callbacks suppressed
[  391.567319] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  391.567321] Mem-Info:
[  391.567353] active_anon:48903 inactive_anon:193 isolated_anon:0
[  391.567353]  active_file:14 inactive_file:14 isolated_file:0
[  391.567353]  unevictable:0 dirty:0 writeback:0 unstable:0
[  391.567353]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  391.567353]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  391.567353]  free:13784 free_pcp:349 free_cma:0
[  391.572694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.579982] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  391.582392] Call Trace:
[  391.615253] 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
[  391.624595]  <IRQ>
[  391.652074] lowmem_reserve[]: 0 2818 6321 6321
[  391.654658]  dump_stack+0x244/0x39d
[  391.680740] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  391.682886]  ? dump_stack_print_info.cold.1+0x20/0x20
[  391.687435] lowmem_reserve[]: 0 0 3503 3503
[  391.691077]  warn_alloc.cold.116+0xb7/0x1bd
[  391.718377] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  391.723576]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.727867] lowmem_reserve[]: 0 0 0 0
[  391.732216]  ? lock_downgrade+0x900/0x900
[  391.761252] 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
[  391.766106]  ? trace_hardirqs_off+0xb8/0x310
[  391.769884] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  391.774039]  ? trace_hardirqs_off+0xb8/0x310
[  391.787537] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  391.791982]  __alloc_pages_slowpath+0x26e8/0x2e10
[  391.807303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  391.811734]  ? warn_alloc+0x120/0x120
[  391.826967] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  391.831800]  ? print_usage_bug+0xc0/0xc0
[  391.840698] 272 total pagecache pages
[  391.844491]  ? warn_alloc+0x120/0x120
[  391.853053] 0 pages in swap cache
[  391.857101]  ? warn_alloc+0x120/0x120
[  391.860880] Swap cache stats: add 0, delete 0, find 0/0
[  391.864674]  ? print_usage_bug+0xc0/0xc0
[  391.868102] Free swap  = 0kB
[  391.871900]  ? kvm_clock_read+0x18/0x30
[  391.877239] Total swap = 0kB
[  391.881296]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  391.884288] 1965979 pages RAM
[  391.888253]  ? print_usage_bug+0xc0/0xc0
[  391.891249] 0 pages HighMem/MovableOnly
[  391.896255]  ? __lock_acquire+0x62f/0x4c20
[  391.899337] 342853 pages reserved
[  391.903391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.907344] 0 pages cma reserved
[  391.911577]  ? should_fail+0x22d/0xd01
[  391.915070] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.920548]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  391.920568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.920584]  ? __lock_acquire+0x62f/0x4c20
[  391.923998] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.927831]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.934303] init cpuset=/ mems_allowed=0
[  391.939573]  ? __lock_acquire+0x62f/0x4c20
[  391.971932]  ? should_fail+0x22d/0xd01
[  391.975848]  ? rcu_irq_exit+0x1a2/0x390
[  391.979832]  ? mark_held_locks+0x130/0x130
[  391.984073]  ? mark_held_locks+0x130/0x130
[  391.988316]  ? mark_held_locks+0xc7/0x130
[  391.992515]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  391.997552]  ? zap_class+0x640/0x640
[  392.001268]  ? print_usage_bug+0xc0/0xc0
[  392.005335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.010871]  ? check_preemption_disabled+0x48/0x280
[  392.015894]  ? __lock_is_held+0xb5/0x140
[  392.019972]  __alloc_pages_nodemask+0xa80/0xde0
[  392.024664]  ? zap_class+0x640/0x640
[  392.028383]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  392.033420]  ? find_held_lock+0x36/0x1c0
[  392.037493]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.042181]  ? lock_downgrade+0x900/0x900
[  392.046354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.051897]  cache_grow_begin+0xa5/0x8c0
[  392.055973]  ? do_raw_spin_unlock+0xa7/0x330
[  392.060434]  fallback_alloc+0x204/0x2e0
[  392.064414]  ____cache_alloc_node+0x1c7/0x1e0
[  392.068928]  kmem_cache_alloc_node+0xe3/0x730
[  392.073463]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.077710]  __alloc_skb+0x119/0x770
[  392.081424]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.086705]  ? netdev_alloc_frag+0x1f0/0x1f0
[  392.091115]  ? lock_downgrade+0x900/0x900
[  392.095275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.101269]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.106721]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.112173]  ? addrconf_rs_timer+0x690/0x690
[  392.116596]  ndisc_alloc_skb+0x144/0x340
[  392.120661]  ndisc_send_rs+0x331/0x6e0
[  392.124553]  addrconf_rs_timer+0x314/0x690
[  392.128796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.133041]  call_timer_fn+0x272/0x920
[  392.136925]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.141198]  ? process_timeout+0x40/0x40
[  392.145285]  ? __run_timers+0x7da/0xc70
[  392.149298]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.153790]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.158285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.162519]  ? lockdep_hardirqs_on+0x296/0x5b0
[  392.167102]  ? trace_hardirqs_on+0xbd/0x310
[  392.171427]  ? kasan_check_read+0x11/0x20
[  392.175595]  ? __run_timers+0x7da/0xc70
[  392.179576]  ? trace_hardirqs_off_caller+0x310/0x310
[  392.184694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.188986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.193222]  __run_timers+0x7e5/0xc70
[  392.197037]  ? timer_fixup_init+0x70/0x70
[  392.201191]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.206210]  ? zap_class+0x640/0x640
[  392.209933]  ? enqueue_hrtimer+0x1a5/0x560
[  392.214197]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.219425]  ? find_held_lock+0x36/0x1c0
[  392.223490]  ? zap_class+0x640/0x640
[  392.227222]  ? pvclock_read_flags+0x160/0x160
[  392.231720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.237259]  ? check_preemption_disabled+0x48/0x280
[  392.242288]  ? __lock_is_held+0xb5/0x140
[  392.246351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.251892]  ? check_preemption_disabled+0x48/0x280
[  392.256927]  run_timer_softirq+0x52/0xb0
[  392.261014]  ? rcu_read_lock_sched_held+0x14f/0x180
[  392.266033]  __do_softirq+0x308/0xb7e
[  392.269841]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  392.274338]  ? lock_downgrade+0x900/0x900
[  392.278493]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  392.283633]  ? pvclock_read_flags+0x160/0x160
[  392.288137]  ? lapic_next_event+0x5a/0x90
[  392.292286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.297830]  ? kvm_clock_read+0x18/0x30
[  392.301814]  ? kvm_sched_clock_read+0x9/0x20
[  392.306226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.311764]  ? check_preemption_disabled+0x48/0x280
[  392.316791]  irq_exit+0x17f/0x1c0
[  392.320247]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.325093]  ? smp_call_function_single_interrupt+0x159/0x650
[  392.330989]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.336873]  ? interrupt_entry+0xb5/0xc0
[  392.340967]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.345988]  ? trace_hardirqs_off_caller+0xbb/0x310
[  392.351005]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.355849]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.360868]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.365887]  ? task_prio+0x50/0x50
[  392.369433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.374984]  ? check_preemption_disabled+0x48/0x280
[  392.380013]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.384865]  apic_timer_interrupt+0xf/0x20
[  392.389095]  </IRQ>
[  392.391338] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  392.396270] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  392.415174] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  392.422880] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  392.430149] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  392.437415] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  392.444699] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  392.451974] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  392.459283]  skb_clone+0x1bb/0x500
[  392.462831]  ? skb_split+0x11e0/0x11e0
[  392.466720]  ? check_preemption_disabled+0x48/0x280
[  392.471740]  ? __this_cpu_preempt_check+0x1c/0x20
[  392.476582]  ? __bpf_redirect+0x54b/0xb20
[  392.480738]  bpf_clone_redirect+0xb9/0x490
[  392.484990]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  392.490011]  ? __sched_text_start+0x8/0x8
[  392.494162]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  392.498925]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  392.503521]  ? retint_kernel+0x2d/0x2d
[  392.507417]  ? find_held_lock+0x36/0x1c0
[  392.511486]  ? lock_acquire+0x1ed/0x520
[  392.515463]  ? bpf_test_run+0x3cb/0x780
[  392.519440]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.524985]  ? check_preemption_disabled+0x48/0x280
[  392.530008]  ? kasan_check_read+0x11/0x20
[  392.534161]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.539438]  ? rcu_softirq_qs+0x20/0x20
[  392.543418]  ? preempt_schedule+0x4d/0x60
[  392.547567]  ? ___preempt_schedule+0x16/0x18
[  392.551993]  ? bpf_test_run+0x25d/0x780
[  392.555990]  ? netlink_diag_dump+0x2a0/0x2a0
[  392.560404]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.565949]  ? bpf_test_init.isra.10+0x70/0x100
[  392.570631]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  392.575404]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  392.580250]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  392.585788]  ? fput+0x130/0x1a0
[  392.589070]  ? __bpf_prog_get+0x9b/0x290
[  392.593135]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  392.597980]  ? bpf_prog_test_run+0x130/0x1a0
[  392.602398]  ? __x64_sys_bpf+0x3d8/0x520
[  392.606461]  ? bpf_prog_get+0x20/0x20
[  392.610287]  ? do_syscall_64+0x1b9/0x820
[  392.614348]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  392.619714]  ? syscall_return_slowpath+0x5e0/0x5e0
[  392.624647]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.629495]  ? trace_hardirqs_on_caller+0x310/0x310
[  392.634513]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  392.639532]  ? prepare_exit_to_usermode+0x291/0x3b0
[  392.644561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.649412]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  392.654794] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  392.654866] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.660947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  392.660952] Call Trace:
[  392.660959]  <IRQ>
[  392.660977]  dump_stack+0x244/0x39d
[  392.660997]  ? dump_stack_print_info.cold.1+0x20/0x20
[  392.661023]  warn_alloc.cold.116+0xb7/0x1bd
[  392.667581] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.676844]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  392.679411] syz-executor3 cpuset=syz3 mems_allowed=0
[  392.681556]  ? lock_downgrade+0x900/0x900
[  392.719169]  ? trace_hardirqs_off+0xb8/0x310
[  392.723586]  ? trace_hardirqs_off+0xb8/0x310
[  392.728007]  __alloc_pages_slowpath+0x26e8/0x2e10
[  392.732883]  ? warn_alloc+0x120/0x120
[  392.736688]  ? print_usage_bug+0xc0/0xc0
[  392.740756]  ? warn_alloc+0x120/0x120
[  392.744561]  ? warn_alloc+0x120/0x120
[  392.748364]  ? print_usage_bug+0xc0/0xc0
[  392.752430]  ? print_usage_bug+0xc0/0xc0
[  392.756496]  ? __lock_acquire+0x62f/0x4c20
[  392.760737]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.766274]  ? should_fail+0x22d/0xd01
[  392.770168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.775296]  ? __lock_acquire+0x62f/0x4c20
[  392.779545]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.784647]  ? __lock_acquire+0x62f/0x4c20
[  392.788888]  ? should_fail+0x22d/0xd01
[  392.792775]  ? find_held_lock+0x36/0x1c0
[  392.796846]  ? mark_held_locks+0x130/0x130
[  392.801086]  ? mark_held_locks+0x130/0x130
[  392.805319]  ? zap_class+0x640/0x640
[  392.809033]  ? zap_class+0x640/0x640
[  392.812752]  ? print_usage_bug+0xc0/0xc0
[  392.816813]  ? do_raw_spin_unlock+0xa7/0x330
[  392.821223]  ? zap_class+0x640/0x640
[  392.824937]  ? print_usage_bug+0xc0/0xc0
[  392.829006]  ? wq_watchdog_touch+0x9c/0xfe
[  392.833258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.838796]  ? check_preemption_disabled+0x48/0x280
[  392.843822]  ? __lock_is_held+0xb5/0x140
[  392.847895]  __alloc_pages_nodemask+0xa80/0xde0
[  392.852567]  ? zap_class+0x640/0x640
[  392.856285]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  392.861315]  ? find_held_lock+0x36/0x1c0
[  392.865388]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.870059]  ? lock_downgrade+0x900/0x900
[  392.874216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.879759]  cache_grow_begin+0xa5/0x8c0
[  392.883819]  ? do_raw_spin_unlock+0xa7/0x330
[  392.888237]  fallback_alloc+0x204/0x2e0
[  392.892221]  ____cache_alloc_node+0x1c7/0x1e0
[  392.896723]  kmem_cache_alloc_node+0xe3/0x730
[  392.901225]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.905494]  __alloc_skb+0x119/0x770
[  392.909210]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  392.914496]  ? netdev_alloc_frag+0x1f0/0x1f0
[  392.918906]  ? lock_downgrade+0x900/0x900
[  392.923068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.928607]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.934063]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.939515]  ? addrconf_rs_timer+0x690/0x690
[  392.943937]  ndisc_alloc_skb+0x144/0x340
[  392.948015]  ndisc_send_rs+0x331/0x6e0
[  392.951909]  addrconf_rs_timer+0x314/0x690
[  392.956154]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.960401]  call_timer_fn+0x272/0x920
[  392.964321]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.968567]  ? process_timeout+0x40/0x40
[  392.972646]  ? mark_held_locks+0xc7/0x130
[  392.976797]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.981291]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.985784]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.990022]  ? lockdep_hardirqs_on+0x296/0x5b0
[  392.994606]  ? trace_hardirqs_on+0xbd/0x310
[  392.998929]  ? kasan_check_read+0x11/0x20
[  393.003085]  ? __run_timers+0x7da/0xc70
[  393.007081]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.012193]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.016435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.020671]  __run_timers+0x7e5/0xc70
[  393.024493]  ? timer_fixup_init+0x70/0x70
[  393.028647]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  393.033664]  ? zap_class+0x640/0x640
[  393.037383]  ? print_usage_bug+0xc0/0xc0
[  393.041449]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  393.046674]  ? find_held_lock+0x36/0x1c0
[  393.050743]  ? zap_class+0x640/0x640
[  393.054470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.060013]  ? check_preemption_disabled+0x48/0x280
[  393.065061]  ? __lock_is_held+0xb5/0x140
[  393.069125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.074670]  ? check_preemption_disabled+0x48/0x280
[  393.079690]  run_timer_softirq+0x52/0xb0
[  393.083750]  ? rcu_read_lock_sched_held+0x14f/0x180
[  393.088768]  __do_softirq+0x308/0xb7e
[  393.092573]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  393.097071]  ? lock_downgrade+0x900/0x900
[  393.101223]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  393.106336]  ? pvclock_read_flags+0x160/0x160
[  393.110832]  ? lapic_next_event+0x5a/0x90
[  393.114986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.120529]  ? kvm_clock_read+0x18/0x30
[  393.124509]  ? kvm_sched_clock_read+0x9/0x20
[  393.128919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.134472]  ? check_preemption_disabled+0x48/0x280
[  393.139519]  irq_exit+0x17f/0x1c0
[  393.142980]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.147828]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.153713]  ? interrupt_entry+0xb5/0xc0
[  393.157778]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.162796]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.167815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.172663]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.177681]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.182699]  ? task_prio+0x50/0x50
[  393.186243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.191787]  ? check_preemption_disabled+0x48/0x280
[  393.196815]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.201664]  apic_timer_interrupt+0xf/0x20
[  393.205890]  </IRQ>
[  393.208129] RIP: 0010:dump_stack+0x358/0x39d
[  393.212539] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  393.231993] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  393.239703] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  393.246973] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  393.254262] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  393.261534] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  393.268797] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  393.276091]  ? dump_stack+0x34f/0x39d
[  393.279908]  ? dump_stack_print_info.cold.1+0x20/0x20
[  393.285114]  ? mark_held_locks+0x130/0x130
[  393.289353]  ? mark_held_locks+0x130/0x130
[  393.293592]  dump_header+0x27b/0xf72
[  393.297343]  ? pagefault_out_of_memory+0x197/0x197
[  393.302296]  ? __lock_acquire+0x62f/0x4c20
[  393.306532]  ? percpu_ref_get_many+0x240/0x240
[  393.311118]  ? print_usage_bug+0xc0/0xc0
[  393.315203]  ? zap_class+0x640/0x640
[  393.318919]  ? print_usage_bug+0xc0/0xc0
[  393.323002]  ? print_usage_bug+0xc0/0xc0
[  393.327070]  ? zap_class+0x640/0x640
[  393.330790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.336338]  ? find_held_lock+0x36/0x1c0
[  393.340425]  ? mark_held_locks+0xc7/0x130
[  393.344578]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  393.349685]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  393.354792]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  393.359380]  ? trace_hardirqs_on+0xbd/0x310
[  393.363702]  ? kasan_check_read+0x11/0x20
[  393.367850]  ? ___ratelimit+0x3b4/0x672
[  393.371831]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.376963]  ? trace_hardirqs_on+0x310/0x310
[  393.381376]  ? lock_downgrade+0x900/0x900
[  393.385531]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  393.390637]  ? ___ratelimit+0x3b9/0x672
[  393.394627]  ? idr_get_free+0xf70/0xf70
[  393.398606]  ? find_held_lock+0x36/0x1c0
[  393.402696]  oom_kill_process.cold.27+0x10/0x903
[  393.407461]  ? zap_class+0x640/0x640
[  393.411176]  ? check_preemption_disabled+0x48/0x280
[  393.416194]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.421128]  ? kasan_check_read+0x11/0x20
[  393.425276]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.430556]  ? oom_evaluate_task+0x540/0x540
[  393.434974]  ? find_held_lock+0x36/0x1c0
[  393.439045]  ? out_of_memory+0x974/0x1430
[  393.443197]  ? lock_downgrade+0x900/0x900
[  393.447347]  ? check_preemption_disabled+0x48/0x280
[  393.452369]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.457305]  ? kasan_check_read+0x11/0x20
[  393.461458]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.466734]  ? rcu_softirq_qs+0x20/0x20
[  393.470716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.476252]  ? oom_evaluate_task+0x302/0x540
[  393.480666]  out_of_memory+0xa84/0x1430
[  393.484666]  ? oom_killer_disable+0x3a0/0x3a0
[  393.489166]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  393.494099]  ? __ww_mutex_check_waiters+0x160/0x160
[  393.499130]  __alloc_pages_slowpath+0x2354/0x2e10
[  393.504009]  ? warn_alloc+0x120/0x120
[  393.507811]  ? mark_held_locks+0x130/0x130
[  393.512054]  ? find_get_entry+0xaae/0x1120
[  393.516298]  ? filemap_map_pages+0x1a20/0x1a20
[  393.520887]  ? zap_class+0x640/0x640
[  393.524624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.530165]  ? check_preemption_disabled+0x48/0x280
[  393.535181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.540721]  ? should_fail+0x22d/0xd01
[  393.544615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.549722]  ? zap_class+0x640/0x640
[  393.553467]  ? __lock_is_held+0xb5/0x140
[  393.557538]  ? mark_held_locks+0x130/0x130
[  393.561778]  ? lock_release+0xa00/0xa00
[  393.565753]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.571203]  ? xa_load+0x2ba/0x460
[  393.574748]  ? lock_downgrade+0x900/0x900
[  393.578905]  ? __might_sleep+0x95/0x190
[  393.582883]  __alloc_pages_nodemask+0xa80/0xde0
[  393.587559]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  393.592594]  ? __page_cache_alloc+0x191/0x5c0
[  393.597106]  ? xa_load+0x2e1/0x460
[  393.600649]  ? xa_clear_mark+0x40/0x40
[  393.604540]  ? zap_class+0x640/0x640
[  393.608265]  ? zap_class+0x640/0x640
[  393.611978]  ? zap_class+0x640/0x640
[  393.615693]  ? __do_page_cache_readahead+0x663/0x810
[  393.620804]  ? find_held_lock+0x36/0x1c0
[  393.624880]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  393.630428]  alloc_pages_current+0x173/0x350
[  393.634853]  __page_cache_alloc+0x38c/0x5c0
[  393.639175]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.644108]  ? kasan_check_read+0x11/0x20
[  393.648257]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.653536]  ? generic_perform_write+0x6a0/0x6a0
[  393.658294]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.663837]  ? check_preemption_disabled+0x48/0x280
[  393.668863]  filemap_fault+0x1595/0x25f0
[  393.672937]  ? __lock_page_or_retry+0xa00/0xa00
[  393.677625]  ? mark_held_locks+0x130/0x130
[  393.681871]  ? filemap_map_pages+0xd6b/0x1a20
[  393.686369]  ? lock_downgrade+0x900/0x900
[  393.690516]  ? check_preemption_disabled+0x48/0x280
[  393.695539]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.700474]  ? kasan_check_read+0x11/0x20
[  393.704621]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.709900]  ? rcu_softirq_qs+0x20/0x20
[  393.713887]  ? filemap_map_pages+0xd92/0x1a20
[  393.718386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.724258]  ? find_get_entries_tag+0x1400/0x1400
[  393.729107]  ? __lock_acquire+0x62f/0x4c20
[  393.733354]  ? lock_acquire+0x1ed/0x520
[  393.737330]  ? ext4_filemap_fault+0x7a/0xad
[  393.741660]  ? lock_release+0xa00/0xa00
[  393.745631]  ? perf_trace_sched_process_exec+0x860/0x860
[  393.751089]  ? print_usage_bug+0xc0/0xc0
[  393.755154]  ? print_usage_bug+0xc0/0xc0
[  393.759229]  ? down_read+0x8d/0x120
[  393.762911]  ? ext4_filemap_fault+0x7a/0xad
[  393.767256]  ? __down_interruptible+0x700/0x700
[  393.771936]  ext4_filemap_fault+0x82/0xad
[  393.776099]  __do_fault+0x100/0x6b0
[  393.779735]  ? pmd_devmap_trans_unstable+0x220/0x220
[  393.784842]  ? mark_held_locks+0x130/0x130
[  393.789079]  ? mark_held_locks+0x130/0x130
[  393.793316]  ? find_held_lock+0x36/0x1c0
[  393.797381]  ? find_held_lock+0x36/0x1c0
[  393.801446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.806999]  __handle_mm_fault+0x3ea0/0x5be0
[  393.811409]  ? poll_select_copy_remaining+0x18c/0x6a0
[  393.816606]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  393.821461]  ? __might_fault+0x12b/0x1e0
[  393.825524]  ? lock_downgrade+0x900/0x900
[  393.829683]  ? zap_class+0x640/0x640
[  393.833408]  ? zap_class+0x640/0x640
[  393.837128]  ? find_held_lock+0x36/0x1c0
[  393.841200]  ? handle_mm_fault+0x42a/0xc70
[  393.845435]  ? lock_downgrade+0x900/0x900
[  393.849591]  ? check_preemption_disabled+0x48/0x280
[  393.854611]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  393.859544]  ? kasan_check_read+0x11/0x20
[  393.863693]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  393.868974]  ? rcu_softirq_qs+0x20/0x20
[  393.872963]  ? trace_hardirqs_off_caller+0x310/0x310
[  393.878081]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.883619]  ? check_preemption_disabled+0x48/0x280
[  393.888646]  handle_mm_fault+0x54f/0xc70
[  393.892711]  ? __handle_mm_fault+0x5be0/0x5be0
[  393.897301]  ? find_vma+0x34/0x190
[  393.900851]  __do_page_fault+0x5e8/0xe60
[  393.904915]  ? trace_hardirqs_off+0xb8/0x310
[  393.909343]  do_page_fault+0xf2/0x7e0
[  393.913144]  ? vmalloc_sync_all+0x30/0x30
[  393.917299]  ? error_entry+0x70/0xd0
[  393.921016]  ? trace_hardirqs_off_caller+0xbb/0x310
[  393.926038]  ? trace_hardirqs_on_caller+0xc0/0x310
[  393.930978]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.935909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.940758]  ? trace_hardirqs_on_caller+0x310/0x310
[  393.945772]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.951256]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  393.956279]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.961312]  ? page_fault+0x8/0x30
[  393.964855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.969703]  ? page_fault+0x8/0x30
[  393.973248]  page_fault+0x1e/0x30
[  393.976698] RIP: 0033:0x7fc801b82dd3
[  393.980424] Code: Bad RIP value.
[  393.983790] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  393.989152] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  393.996421] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  394.003695] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  394.010974] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  394.018243] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  394.025540] warn_alloc_show_mem: 1 callbacks suppressed
[  394.025552] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  394.025554] Mem-Info:
[  394.025586] active_anon:48903 inactive_anon:193 isolated_anon:0
[  394.025586]  active_file:14 inactive_file:14 isolated_file:0
[  394.025586]  unevictable:0 dirty:0 writeback:0 unstable:0
[  394.025586]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  394.025586]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  394.025586]  free:13784 free_pcp:349 free_cma:0
[  394.030927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.038216] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  394.040613] Call Trace:
[  394.073483] 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
[  394.082827]  <IRQ>
[  394.110433] lowmem_reserve[]: 0 2818 6321 6321
[  394.113032]  dump_stack+0x244/0x39d
[  394.139115] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  394.141266]  ? dump_stack_print_info.cold.1+0x20/0x20
[  394.145817] lowmem_reserve[]: 0 0 3503 3503
[  394.149450]  warn_alloc.cold.116+0xb7/0x1bd
[  394.176755] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  394.181950]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.186245] lowmem_reserve[]: 0 0 0 0
[  394.190562]  ? lock_downgrade+0x900/0x900
[  394.219595] 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
[  394.224436]  ? trace_hardirqs_off+0xb8/0x310
[  394.228204] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  394.232382]  ? trace_hardirqs_off+0xb8/0x310
[  394.245919] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  394.250333]  __alloc_pages_slowpath+0x26e8/0x2e10
[  394.265661] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  394.270080]  ? warn_alloc+0x120/0x120
[  394.285300] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  394.290136]  ? print_usage_bug+0xc0/0xc0
[  394.298953] 272 total pagecache pages
[  394.302754]  ? warn_alloc+0x120/0x120
[  394.311313] 0 pages in swap cache
[  394.315362]  ? warn_alloc+0x120/0x120
[  394.319143] Swap cache stats: add 0, delete 0, find 0/0
[  394.322935]  ? print_usage_bug+0xc0/0xc0
[  394.326371] Free swap  = 0kB
[  394.330166]  ? kvm_clock_read+0x18/0x30
[  394.335506] Total swap = 0kB
[  394.339564]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  394.342555] 1965979 pages RAM
[  394.346529]  ? print_usage_bug+0xc0/0xc0
[  394.349537] 0 pages HighMem/MovableOnly
[  394.354567]  ? __lock_acquire+0x62f/0x4c20
[  394.357651] 342853 pages reserved
[  394.361709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.365655] 0 pages cma reserved
[  394.369884]  ? should_fail+0x22d/0xd01
[  394.373370] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.378832]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.378851]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.378868]  ? __lock_acquire+0x62f/0x4c20
[  394.382275] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.386096]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.392567] init cpuset=/ mems_allowed=0
[  394.397836]  ? __lock_acquire+0x62f/0x4c20
[  394.430192]  ? should_fail+0x22d/0xd01
[  394.434078]  ? rcu_irq_exit+0x1a2/0x390
[  394.438068]  ? mark_held_locks+0x130/0x130
[  394.442308]  ? mark_held_locks+0x130/0x130
[  394.446553]  ? mark_held_locks+0xc7/0x130
[  394.450702]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  394.455718]  ? zap_class+0x640/0x640
[  394.459435]  ? print_usage_bug+0xc0/0xc0
[  394.463507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.469051]  ? check_preemption_disabled+0x48/0x280
[  394.474085]  ? __lock_is_held+0xb5/0x140
[  394.478155]  __alloc_pages_nodemask+0xa80/0xde0
[  394.482824]  ? zap_class+0x640/0x640
[  394.486546]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  394.491576]  ? find_held_lock+0x36/0x1c0
[  394.495649]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.500321]  ? lock_downgrade+0x900/0x900
[  394.504475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.510020]  cache_grow_begin+0xa5/0x8c0
[  394.514083]  ? do_raw_spin_unlock+0xa7/0x330
[  394.518503]  fallback_alloc+0x204/0x2e0
[  394.522487]  ____cache_alloc_node+0x1c7/0x1e0
[  394.526997]  kmem_cache_alloc_node+0xe3/0x730
[  394.531493]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.535742]  __alloc_skb+0x119/0x770
[  394.539453]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.544733]  ? netdev_alloc_frag+0x1f0/0x1f0
[  394.549149]  ? lock_downgrade+0x900/0x900
[  394.553306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.558846]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.564301]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.569750]  ? addrconf_rs_timer+0x690/0x690
[  394.574171]  ndisc_alloc_skb+0x144/0x340
[  394.578241]  ndisc_send_rs+0x331/0x6e0
[  394.582134]  addrconf_rs_timer+0x314/0x690
[  394.586377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.590625]  call_timer_fn+0x272/0x920
[  394.594515]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.598754]  ? process_timeout+0x40/0x40
[  394.602825]  ? __run_timers+0x7da/0xc70
[  394.606806]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.611302]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.615797]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.620033]  ? lockdep_hardirqs_on+0x296/0x5b0
[  394.624623]  ? trace_hardirqs_on+0xbd/0x310
[  394.628963]  ? kasan_check_read+0x11/0x20
[  394.633113]  ? __run_timers+0x7da/0xc70
[  394.637093]  ? trace_hardirqs_off_caller+0x310/0x310
[  394.642204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.646448]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.650683]  __run_timers+0x7e5/0xc70
[  394.654522]  ? timer_fixup_init+0x70/0x70
[  394.658676]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  394.663695]  ? zap_class+0x640/0x640
[  394.667415]  ? enqueue_hrtimer+0x1a5/0x560
[  394.671693]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  394.676892]  ? find_held_lock+0x36/0x1c0
[  394.680971]  ? zap_class+0x640/0x640
[  394.684694]  ? pvclock_read_flags+0x160/0x160
[  394.689190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.694732]  ? check_preemption_disabled+0x48/0x280
[  394.699758]  ? __lock_is_held+0xb5/0x140
[  394.703820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.709357]  ? check_preemption_disabled+0x48/0x280
[  394.714379]  run_timer_softirq+0x52/0xb0
[  394.718446]  ? rcu_read_lock_sched_held+0x14f/0x180
[  394.723470]  __do_softirq+0x308/0xb7e
[  394.727281]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  394.731776]  ? lock_downgrade+0x900/0x900
[  394.735929]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  394.741053]  ? pvclock_read_flags+0x160/0x160
[  394.745551]  ? lapic_next_event+0x5a/0x90
[  394.749700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.755244]  ? kvm_clock_read+0x18/0x30
[  394.759221]  ? kvm_sched_clock_read+0x9/0x20
[  394.763635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.769176]  ? check_preemption_disabled+0x48/0x280
[  394.774205]  irq_exit+0x17f/0x1c0
[  394.777661]  smp_apic_timer_interrupt+0x1cb/0x760
[  394.782507]  ? smp_call_function_single_interrupt+0x159/0x650
[  394.788394]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.794276]  ? interrupt_entry+0xb5/0xc0
[  394.798339]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.803354]  ? trace_hardirqs_off_caller+0xbb/0x310
[  394.808375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.813223]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.818244]  ? trace_hardirqs_on_caller+0x310/0x310
[  394.823259]  ? task_prio+0x50/0x50
[  394.826803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.832346]  ? check_preemption_disabled+0x48/0x280
[  394.837369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.842221]  apic_timer_interrupt+0xf/0x20
[  394.846449]  </IRQ>
[  394.848689] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  394.853622] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  394.872524] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  394.880231] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  394.887498] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  394.894783] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  394.902050] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  394.909317] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  394.916636]  skb_clone+0x1bb/0x500
[  394.920185]  ? skb_split+0x11e0/0x11e0
[  394.924077]  ? check_preemption_disabled+0x48/0x280
[  394.929101]  ? __this_cpu_preempt_check+0x1c/0x20
[  394.933956]  ? __bpf_redirect+0x54b/0xb20
[  394.938112]  bpf_clone_redirect+0xb9/0x490
[  394.942361]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  394.947381]  ? __sched_text_start+0x8/0x8
[  394.951532]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.956294]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  394.960874]  ? retint_kernel+0x2d/0x2d
[  394.964766]  ? find_held_lock+0x36/0x1c0
[  394.968834]  ? lock_acquire+0x1ed/0x520
[  394.972838]  ? bpf_test_run+0x3cb/0x780
[  394.976813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.982351]  ? check_preemption_disabled+0x48/0x280
[  394.987376]  ? kasan_check_read+0x11/0x20
[  394.991538]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  394.996814]  ? rcu_softirq_qs+0x20/0x20
[  395.000788]  ? preempt_schedule+0x4d/0x60
[  395.004936]  ? ___preempt_schedule+0x16/0x18
[  395.009366]  ? bpf_test_run+0x25d/0x780
[  395.013352]  ? netlink_diag_dump+0x2a0/0x2a0
[  395.017765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.023304]  ? bpf_test_init.isra.10+0x70/0x100
[  395.027986]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  395.032753]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  395.037605]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  395.043142]  ? fput+0x130/0x1a0
[  395.046438]  ? __bpf_prog_get+0x9b/0x290
[  395.050516]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  395.055362]  ? bpf_prog_test_run+0x130/0x1a0
[  395.059773]  ? __x64_sys_bpf+0x3d8/0x520
[  395.063833]  ? bpf_prog_get+0x20/0x20
[  395.067655]  ? do_syscall_64+0x1b9/0x820
[  395.071721]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  395.077087]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.082018]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.086868]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.091886]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  395.097384]  ? prepare_exit_to_usermode+0x291/0x3b0
[  395.102438]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.107289]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  395.112671] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  395.112741] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  395.118813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.118818] Call Trace:
[  395.118825]  <IRQ>
[  395.118843]  dump_stack+0x244/0x39d
[  395.118861]  ? dump_stack_print_info.cold.1+0x20/0x20
[  395.125392] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.134692]  warn_alloc.cold.116+0xb7/0x1bd
[  395.137244] syz-executor3 cpuset=syz3 mems_allowed=0
[  395.139386]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.172874]  ? lock_downgrade+0x900/0x900
[  395.177041]  ? trace_hardirqs_off+0xb8/0x310
[  395.181470]  ? trace_hardirqs_off+0xb8/0x310
[  395.185905]  __alloc_pages_slowpath+0x26e8/0x2e10
[  395.190780]  ? warn_alloc+0x120/0x120
[  395.194586]  ? print_usage_bug+0xc0/0xc0
[  395.198649]  ? warn_alloc+0x120/0x120
[  395.202475]  ? warn_alloc+0x120/0x120
[  395.206280]  ? print_usage_bug+0xc0/0xc0
[  395.210346]  ? print_usage_bug+0xc0/0xc0
[  395.214409]  ? __lock_acquire+0x62f/0x4c20
[  395.218651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.224190]  ? should_fail+0x22d/0xd01
[  395.228549]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.233654]  ? __lock_acquire+0x62f/0x4c20
[  395.237894]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.243015]  ? __lock_acquire+0x62f/0x4c20
[  395.247268]  ? should_fail+0x22d/0xd01
[  395.251157]  ? find_held_lock+0x36/0x1c0
[  395.255230]  ? mark_held_locks+0x130/0x130
[  395.259477]  ? mark_held_locks+0x130/0x130
[  395.263712]  ? zap_class+0x640/0x640
[  395.267444]  ? zap_class+0x640/0x640
[  395.271165]  ? print_usage_bug+0xc0/0xc0
[  395.275223]  ? do_raw_spin_unlock+0xa7/0x330
[  395.279635]  ? zap_class+0x640/0x640
[  395.283350]  ? print_usage_bug+0xc0/0xc0
[  395.287410]  ? wq_watchdog_touch+0x9c/0xfe
[  395.291662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.297224]  ? check_preemption_disabled+0x48/0x280
[  395.302255]  ? __lock_is_held+0xb5/0x140
[  395.306323]  __alloc_pages_nodemask+0xa80/0xde0
[  395.310992]  ? zap_class+0x640/0x640
[  395.314711]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  395.319752]  ? find_held_lock+0x36/0x1c0
[  395.323829]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.328498]  ? lock_downgrade+0x900/0x900
[  395.332658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.338203]  cache_grow_begin+0xa5/0x8c0
[  395.342262]  ? do_raw_spin_unlock+0xa7/0x330
[  395.346680]  fallback_alloc+0x204/0x2e0
[  395.350666]  ____cache_alloc_node+0x1c7/0x1e0
[  395.355172]  kmem_cache_alloc_node+0xe3/0x730
[  395.359668]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.363918]  __alloc_skb+0x119/0x770
[  395.367649]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.372928]  ? netdev_alloc_frag+0x1f0/0x1f0
[  395.377345]  ? lock_downgrade+0x900/0x900
[  395.381505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.387048]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.392506]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.397965]  ? addrconf_rs_timer+0x690/0x690
[  395.402389]  ndisc_alloc_skb+0x144/0x340
[  395.406460]  ndisc_send_rs+0x331/0x6e0
[  395.410372]  addrconf_rs_timer+0x314/0x690
[  395.414614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.418859]  call_timer_fn+0x272/0x920
[  395.422747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.426984]  ? process_timeout+0x40/0x40
[  395.431055]  ? mark_held_locks+0xc7/0x130
[  395.435204]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.439716]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.444211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.448446]  ? lockdep_hardirqs_on+0x296/0x5b0
[  395.453035]  ? trace_hardirqs_on+0xbd/0x310
[  395.457360]  ? kasan_check_read+0x11/0x20
[  395.461507]  ? __run_timers+0x7da/0xc70
[  395.465485]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.470598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.474843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.479077]  __run_timers+0x7e5/0xc70
[  395.482888]  ? timer_fixup_init+0x70/0x70
[  395.487041]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  395.492078]  ? zap_class+0x640/0x640
[  395.495797]  ? print_usage_bug+0xc0/0xc0
[  395.499875]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  395.505075]  ? find_held_lock+0x36/0x1c0
[  395.509143]  ? zap_class+0x640/0x640
[  395.512865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.518408]  ? check_preemption_disabled+0x48/0x280
[  395.523472]  ? __lock_is_held+0xb5/0x140
[  395.527563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.533101]  ? check_preemption_disabled+0x48/0x280
[  395.538123]  run_timer_softirq+0x52/0xb0
[  395.542184]  ? rcu_read_lock_sched_held+0x14f/0x180
[  395.547203]  __do_softirq+0x308/0xb7e
[  395.551010]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  395.555534]  ? lock_downgrade+0x900/0x900
[  395.559718]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  395.564845]  ? pvclock_read_flags+0x160/0x160
[  395.569344]  ? lapic_next_event+0x5a/0x90
[  395.573507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.579055]  ? kvm_clock_read+0x18/0x30
[  395.583032]  ? kvm_sched_clock_read+0x9/0x20
[  395.587443]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.592994]  ? check_preemption_disabled+0x48/0x280
[  395.598021]  irq_exit+0x17f/0x1c0
[  395.601479]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.606326]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.612217]  ? interrupt_entry+0xb5/0xc0
[  395.616283]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.621301]  ? trace_hardirqs_off_caller+0xbb/0x310
[  395.626320]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.631166]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.636183]  ? trace_hardirqs_on_caller+0x310/0x310
[  395.641202]  ? task_prio+0x50/0x50
[  395.644745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.650287]  ? check_preemption_disabled+0x48/0x280
[  395.655312]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.660161]  apic_timer_interrupt+0xf/0x20
[  395.664387]  </IRQ>
[  395.666629] RIP: 0010:dump_stack+0x358/0x39d
[  395.671040] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  395.689951] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  395.697660] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  395.704927] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  395.712201] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  395.719471] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  395.726757] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  395.734053]  ? dump_stack+0x34f/0x39d
[  395.737869]  ? dump_stack_print_info.cold.1+0x20/0x20
[  395.743066]  ? mark_held_locks+0x130/0x130
[  395.747301]  ? mark_held_locks+0x130/0x130
[  395.751537]  dump_header+0x27b/0xf72
[  395.755300]  ? pagefault_out_of_memory+0x197/0x197
[  395.760239]  ? __lock_acquire+0x62f/0x4c20
[  395.764480]  ? percpu_ref_get_many+0x240/0x240
[  395.769070]  ? print_usage_bug+0xc0/0xc0
[  395.773136]  ? zap_class+0x640/0x640
[  395.776861]  ? print_usage_bug+0xc0/0xc0
[  395.780920]  ? print_usage_bug+0xc0/0xc0
[  395.784993]  ? zap_class+0x640/0x640
[  395.788711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.794254]  ? find_held_lock+0x36/0x1c0
[  395.798326]  ? mark_held_locks+0xc7/0x130
[  395.802478]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  395.807581]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  395.812683]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  395.817266]  ? trace_hardirqs_on+0xbd/0x310
[  395.821589]  ? kasan_check_read+0x11/0x20
[  395.825740]  ? ___ratelimit+0x3b4/0x672
[  395.829718]  ? trace_hardirqs_off_caller+0x310/0x310
[  395.834823]  ? trace_hardirqs_on+0x310/0x310
[  395.839234]  ? lock_downgrade+0x900/0x900
[  395.843389]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  395.848496]  ? ___ratelimit+0x3b9/0x672
[  395.852483]  ? idr_get_free+0xf70/0xf70
[  395.856461]  ? find_held_lock+0x36/0x1c0
[  395.860533]  oom_kill_process.cold.27+0x10/0x903
[  395.865291]  ? zap_class+0x640/0x640
[  395.869013]  ? check_preemption_disabled+0x48/0x280
[  395.874038]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.878974]  ? kasan_check_read+0x11/0x20
[  395.883144]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.888421]  ? oom_evaluate_task+0x540/0x540
[  395.892840]  ? find_held_lock+0x36/0x1c0
[  395.896916]  ? out_of_memory+0x974/0x1430
[  395.901072]  ? lock_downgrade+0x900/0x900
[  395.905222]  ? check_preemption_disabled+0x48/0x280
[  395.910243]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  395.915175]  ? kasan_check_read+0x11/0x20
[  395.919325]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  395.924612]  ? rcu_softirq_qs+0x20/0x20
[  395.928598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.934158]  ? oom_evaluate_task+0x302/0x540
[  395.938578]  out_of_memory+0xa84/0x1430
[  395.942561]  ? oom_killer_disable+0x3a0/0x3a0
[  395.947074]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  395.952043]  ? __ww_mutex_check_waiters+0x160/0x160
[  395.957072]  __alloc_pages_slowpath+0x2354/0x2e10
[  395.961951]  ? warn_alloc+0x120/0x120
[  395.965753]  ? mark_held_locks+0x130/0x130
[  395.969995]  ? find_get_entry+0xaae/0x1120
[  395.974244]  ? filemap_map_pages+0x1a20/0x1a20
[  395.978832]  ? zap_class+0x640/0x640
[  395.982556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.988098]  ? check_preemption_disabled+0x48/0x280
[  395.993113]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.998658]  ? should_fail+0x22d/0xd01
[  396.002553]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.007663]  ? zap_class+0x640/0x640
[  396.011406]  ? __lock_is_held+0xb5/0x140
[  396.015485]  ? mark_held_locks+0x130/0x130
[  396.019728]  ? lock_release+0xa00/0xa00
[  396.023720]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.029177]  ? xa_load+0x2ba/0x460
[  396.032720]  ? lock_downgrade+0x900/0x900
[  396.036875]  ? __might_sleep+0x95/0x190
[  396.040857]  __alloc_pages_nodemask+0xa80/0xde0
[  396.045536]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  396.050557]  ? __page_cache_alloc+0x191/0x5c0
[  396.055054]  ? xa_load+0x2e1/0x460
[  396.058596]  ? xa_clear_mark+0x40/0x40
[  396.062486]  ? zap_class+0x640/0x640
[  396.066210]  ? zap_class+0x640/0x640
[  396.069924]  ? zap_class+0x640/0x640
[  396.073645]  ? __do_page_cache_readahead+0x663/0x810
[  396.078757]  ? find_held_lock+0x36/0x1c0
[  396.082823]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  396.088390]  alloc_pages_current+0x173/0x350
[  396.092809]  __page_cache_alloc+0x38c/0x5c0
[  396.097276]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.102210]  ? kasan_check_read+0x11/0x20
[  396.106363]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.111646]  ? generic_perform_write+0x6a0/0x6a0
[  396.116407]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.121971]  ? check_preemption_disabled+0x48/0x280
[  396.127001]  filemap_fault+0x1595/0x25f0
[  396.131077]  ? __lock_page_or_retry+0xa00/0xa00
[  396.135770]  ? mark_held_locks+0x130/0x130
[  396.140019]  ? filemap_map_pages+0xd6b/0x1a20
[  396.144521]  ? lock_downgrade+0x900/0x900
[  396.148668]  ? check_preemption_disabled+0x48/0x280
[  396.153690]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.158619]  ? kasan_check_read+0x11/0x20
[  396.162784]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.168062]  ? rcu_softirq_qs+0x20/0x20
[  396.172057]  ? filemap_map_pages+0xd92/0x1a20
[  396.176559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.182105]  ? find_get_entries_tag+0x1400/0x1400
[  396.186963]  ? __lock_acquire+0x62f/0x4c20
[  396.191215]  ? lock_acquire+0x1ed/0x520
[  396.195190]  ? ext4_filemap_fault+0x7a/0xad
[  396.199523]  ? lock_release+0xa00/0xa00
[  396.203498]  ? perf_trace_sched_process_exec+0x860/0x860
[  396.208960]  ? print_usage_bug+0xc0/0xc0
[  396.213025]  ? print_usage_bug+0xc0/0xc0
[  396.217101]  ? down_read+0x8d/0x120
[  396.220726]  ? ext4_filemap_fault+0x7a/0xad
[  396.225049]  ? __down_interruptible+0x700/0x700
[  396.229733]  ext4_filemap_fault+0x82/0xad
[  396.233883]  __do_fault+0x100/0x6b0
[  396.237513]  ? pmd_devmap_trans_unstable+0x220/0x220
[  396.242623]  ? mark_held_locks+0x130/0x130
[  396.246860]  ? mark_held_locks+0x130/0x130
[  396.251094]  ? find_held_lock+0x36/0x1c0
[  396.255165]  ? find_held_lock+0x36/0x1c0
[  396.259231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.264775]  __handle_mm_fault+0x3ea0/0x5be0
[  396.269184]  ? poll_select_copy_remaining+0x18c/0x6a0
[  396.274382]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  396.279235]  ? __might_fault+0x12b/0x1e0
[  396.283304]  ? lock_downgrade+0x900/0x900
[  396.287471]  ? zap_class+0x640/0x640
[  396.291198]  ? zap_class+0x640/0x640
[  396.294918]  ? find_held_lock+0x36/0x1c0
[  396.298998]  ? handle_mm_fault+0x42a/0xc70
[  396.303238]  ? lock_downgrade+0x900/0x900
[  396.307389]  ? check_preemption_disabled+0x48/0x280
[  396.312410]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  396.317346]  ? kasan_check_read+0x11/0x20
[  396.321517]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.326794]  ? rcu_softirq_qs+0x20/0x20
[  396.330768]  ? trace_hardirqs_off_caller+0x310/0x310
[  396.335877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.341423]  ? check_preemption_disabled+0x48/0x280
[  396.346462]  handle_mm_fault+0x54f/0xc70
[  396.350527]  ? __handle_mm_fault+0x5be0/0x5be0
[  396.355115]  ? find_vma+0x34/0x190
[  396.358665]  __do_page_fault+0x5e8/0xe60
[  396.362729]  ? trace_hardirqs_off+0xb8/0x310
[  396.367163]  do_page_fault+0xf2/0x7e0
[  396.370980]  ? vmalloc_sync_all+0x30/0x30
[  396.375148]  ? error_entry+0x70/0xd0
[  396.378882]  ? trace_hardirqs_off_caller+0xbb/0x310
[  396.383898]  ? trace_hardirqs_on_caller+0xc0/0x310
[  396.388828]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.393755]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.398600]  ? trace_hardirqs_on_caller+0x310/0x310
[  396.403614]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.409069]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  396.414090]  ? prepare_exit_to_usermode+0x291/0x3b0
[  396.419107]  ? page_fault+0x8/0x30
[  396.422655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.427514]  ? page_fault+0x8/0x30
[  396.431056]  page_fault+0x1e/0x30
[  396.434507] RIP: 0033:0x7fc801b82dd3
[  396.438235] Code: Bad RIP value.
[  396.441594] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  396.446961] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  396.454228] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  396.461494] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  396.468759] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  396.476027] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  396.483325] warn_alloc_show_mem: 1 callbacks suppressed
[  396.483338] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  396.483340] Mem-Info:
[  396.483371] active_anon:48903 inactive_anon:193 isolated_anon:0
[  396.483371]  active_file:14 inactive_file:14 isolated_file:0
[  396.483371]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.483371]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  396.483371]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  396.483371]  free:13784 free_pcp:349 free_cma:0
[  396.488713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.495995] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.498392] Call Trace:
[  396.531268] 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
[  396.540613]  <IRQ>
[  396.568094] lowmem_reserve[]: 0 2818 6321 6321
[  396.570680]  dump_stack+0x244/0x39d
[  396.596757] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  396.598904]  ? dump_stack_print_info.cold.1+0x20/0x20
[  396.603457] lowmem_reserve[]: 0 0 3503 3503
[  396.607088]  warn_alloc.cold.116+0xb7/0x1bd
[  396.634379] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  396.639567]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.643860] lowmem_reserve[]: 0 0 0 0
[  396.648176]  ? lock_downgrade+0x900/0x900
[  396.677211] 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
[  396.682056]  ? trace_hardirqs_off+0xb8/0x310
[  396.685825] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  396.689979]  ? trace_hardirqs_off+0xb8/0x310
[  396.703483] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  396.707895]  __alloc_pages_slowpath+0x26e8/0x2e10
[  396.723218] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  396.727637]  ? warn_alloc+0x120/0x120
[  396.742862] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  396.747706]  ? print_usage_bug+0xc0/0xc0
[  396.756516] 272 total pagecache pages
[  396.760312]  ? warn_alloc+0x120/0x120
[  396.768870] 0 pages in swap cache
[  396.772919]  ? warn_alloc+0x120/0x120
[  396.776703] Swap cache stats: add 0, delete 0, find 0/0
[  396.780515]  ? print_usage_bug+0xc0/0xc0
[  396.783952] Free swap  = 0kB
[  396.787764]  ? print_usage_bug+0xc0/0xc0
[  396.793102] Total swap = 0kB
[  396.797154]  ? __lock_acquire+0x62f/0x4c20
[  396.800148] 1965979 pages RAM
[  396.804203]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.807193] 0 pages HighMem/MovableOnly
[  396.811420]  ? should_fail+0x22d/0xd01
[  396.814498] 342853 pages reserved
[  396.820028]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.824001] 0 pages cma reserved
[  396.827883]  ? __lock_acquire+0x62f/0x4c20
[  396.831373] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.836405]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.839840] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.843989]  ? __lock_acquire+0x62f/0x4c20
[  396.850459] init cpuset=/ mems_allowed=0
[  396.855550]  ? should_fail+0x22d/0xd01
[  396.877363]  ? find_held_lock+0x36/0x1c0
[  396.881432]  ? mark_held_locks+0x130/0x130
[  396.885678]  ? mark_held_locks+0x130/0x130
[  396.889910]  ? zap_class+0x640/0x640
[  396.893635]  ? zap_class+0x640/0x640
[  396.897354]  ? print_usage_bug+0xc0/0xc0
[  396.901435]  ? do_raw_spin_unlock+0xa7/0x330
[  396.905844]  ? zap_class+0x640/0x640
[  396.909572]  ? print_usage_bug+0xc0/0xc0
[  396.913638]  ? wq_watchdog_touch+0x9c/0xfe
[  396.917880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.923419]  ? check_preemption_disabled+0x48/0x280
[  396.928475]  ? __lock_is_held+0xb5/0x140
[  396.932542]  __alloc_pages_nodemask+0xa80/0xde0
[  396.937210]  ? zap_class+0x640/0x640
[  396.940932]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  396.945985]  ? find_held_lock+0x36/0x1c0
[  396.950058]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.954729]  ? lock_downgrade+0x900/0x900
[  396.958885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.964433]  cache_grow_begin+0xa5/0x8c0
[  396.968508]  ? do_raw_spin_unlock+0xa7/0x330
[  396.972921]  fallback_alloc+0x204/0x2e0
[  396.976912]  ____cache_alloc_node+0x1c7/0x1e0
[  396.981427]  kmem_cache_alloc_node+0xe3/0x730
[  396.985950]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.990208]  __alloc_skb+0x119/0x770
[  396.993925]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  396.999219]  ? netdev_alloc_frag+0x1f0/0x1f0
[  397.003626]  ? lock_downgrade+0x900/0x900
[  397.007785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.013324]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.018779]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.024239]  ? addrconf_rs_timer+0x690/0x690
[  397.028664]  ndisc_alloc_skb+0x144/0x340
[  397.032730]  ndisc_send_rs+0x331/0x6e0
[  397.036624]  addrconf_rs_timer+0x314/0x690
[  397.040866]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.045116]  call_timer_fn+0x272/0x920
[  397.049002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.053238]  ? process_timeout+0x40/0x40
[  397.057312]  ? __run_timers+0x7da/0xc70
[  397.061291]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.065799]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.070295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.074529]  ? lockdep_hardirqs_on+0x296/0x5b0
[  397.079113]  ? trace_hardirqs_on+0xbd/0x310
[  397.083435]  ? kasan_check_read+0x11/0x20
[  397.087584]  ? __run_timers+0x7da/0xc70
[  397.091560]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.096668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.100909]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.105151]  __run_timers+0x7e5/0xc70
[  397.109003]  ? timer_fixup_init+0x70/0x70
[  397.113155]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.118173]  ? zap_class+0x640/0x640
[  397.121893]  ? enqueue_hrtimer+0x1a5/0x560
[  397.126134]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.131341]  ? find_held_lock+0x36/0x1c0
[  397.135406]  ? zap_class+0x640/0x640
[  397.139125]  ? pvclock_read_flags+0x160/0x160
[  397.143626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.149164]  ? check_preemption_disabled+0x48/0x280
[  397.154194]  ? __lock_is_held+0xb5/0x140
[  397.158261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.163799]  ? check_preemption_disabled+0x48/0x280
[  397.168826]  run_timer_softirq+0x52/0xb0
[  397.172891]  ? rcu_read_lock_sched_held+0x14f/0x180
[  397.177912]  __do_softirq+0x308/0xb7e
[  397.181725]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  397.186223]  ? lock_downgrade+0x900/0x900
[  397.190376]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  397.195493]  ? pvclock_read_flags+0x160/0x160
[  397.200153]  ? lapic_next_event+0x5a/0x90
[  397.204305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.209848]  ? kvm_clock_read+0x18/0x30
[  397.213827]  ? kvm_sched_clock_read+0x9/0x20
[  397.218243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.223782]  ? check_preemption_disabled+0x48/0x280
[  397.228934]  irq_exit+0x17f/0x1c0
[  397.232431]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.237288]  ? smp_call_function_single_interrupt+0x159/0x650
[  397.243175]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.249061]  ? interrupt_entry+0xb5/0xc0
[  397.253124]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.258143]  ? trace_hardirqs_off_caller+0xbb/0x310
[  397.263164]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.268007]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.273025]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.278074]  ? task_prio+0x50/0x50
[  397.281620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.287162]  ? check_preemption_disabled+0x48/0x280
[  397.292184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.297042]  apic_timer_interrupt+0xf/0x20
[  397.301295]  </IRQ>
[  397.303535] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  397.308465] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  397.327366] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  397.335079] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  397.342346] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  397.349615] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  397.356892] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  397.364181] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  397.371492]  skb_clone+0x1bb/0x500
[  397.375039]  ? skb_split+0x11e0/0x11e0
[  397.378930]  ? check_preemption_disabled+0x48/0x280
[  397.383979]  ? __this_cpu_preempt_check+0x1c/0x20
[  397.388820]  ? __bpf_redirect+0x54b/0xb20
[  397.392987]  bpf_clone_redirect+0xb9/0x490
[  397.397231]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  397.402252]  ? __sched_text_start+0x8/0x8
[  397.406401]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  397.411165]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  397.415761]  ? retint_kernel+0x2d/0x2d
[  397.419662]  ? find_held_lock+0x36/0x1c0
[  397.423731]  ? lock_acquire+0x1ed/0x520
[  397.427712]  ? bpf_test_run+0x3cb/0x780
[  397.431688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.437228]  ? check_preemption_disabled+0x48/0x280
[  397.442255]  ? kasan_check_read+0x11/0x20
[  397.446402]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.451694]  ? rcu_softirq_qs+0x20/0x20
[  397.455685]  ? preempt_schedule+0x4d/0x60
[  397.459843]  ? ___preempt_schedule+0x16/0x18
[  397.464267]  ? bpf_test_run+0x25d/0x780
[  397.468252]  ? netlink_diag_dump+0x2a0/0x2a0
[  397.472672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.478211]  ? bpf_test_init.isra.10+0x70/0x100
[  397.482889]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  397.487661]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  397.492502]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.498043]  ? fput+0x130/0x1a0
[  397.501325]  ? __bpf_prog_get+0x9b/0x290
[  397.505392]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  397.510236]  ? bpf_prog_test_run+0x130/0x1a0
[  397.514653]  ? __x64_sys_bpf+0x3d8/0x520
[  397.518718]  ? bpf_prog_get+0x20/0x20
[  397.522542]  ? do_syscall_64+0x1b9/0x820
[  397.526605]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  397.531980]  ? syscall_return_slowpath+0x5e0/0x5e0
[  397.536909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.541765]  ? trace_hardirqs_on_caller+0x310/0x310
[  397.546791]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  397.551814]  ? prepare_exit_to_usermode+0x291/0x3b0
[  397.556840]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.561691]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  397.567074] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  397.567144] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.573221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.573230] Call Trace:
[  397.579795] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.589052]  <IRQ>
[  397.591622] syz-executor3 cpuset=syz3 mems_allowed=0
[  397.602105]  dump_stack+0x244/0x39d
[  397.612999]  ? dump_stack_print_info.cold.1+0x20/0x20
[  397.618222]  warn_alloc.cold.116+0xb7/0x1bd
[  397.622551]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.627403]  ? lock_downgrade+0x900/0x900
[  397.631566]  ? trace_hardirqs_off+0xb8/0x310
[  397.635987]  ? trace_hardirqs_off+0xb8/0x310
[  397.640406]  __alloc_pages_slowpath+0x26e8/0x2e10
[  397.645279]  ? warn_alloc+0x120/0x120
[  397.649087]  ? print_usage_bug+0xc0/0xc0
[  397.653152]  ? warn_alloc+0x120/0x120
[  397.656965]  ? warn_alloc+0x120/0x120
[  397.660774]  ? print_usage_bug+0xc0/0xc0
[  397.664840]  ? kvm_clock_read+0x18/0x30
[  397.668815]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  397.673833]  ? print_usage_bug+0xc0/0xc0
[  397.677896]  ? __lock_acquire+0x62f/0x4c20
[  397.682142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.687682]  ? should_fail+0x22d/0xd01
[  397.691567]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.696848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.701963]  ? __lock_acquire+0x62f/0x4c20
[  397.706210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.711311]  ? __lock_acquire+0x62f/0x4c20
[  397.715545]  ? should_fail+0x22d/0xd01
[  397.719428]  ? rcu_irq_exit+0x1a2/0x390
[  397.723415]  ? mark_held_locks+0x130/0x130
[  397.727660]  ? mark_held_locks+0x130/0x130
[  397.731907]  ? mark_held_locks+0xc7/0x130
[  397.736060]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  397.741082]  ? zap_class+0x640/0x640
[  397.744796]  ? print_usage_bug+0xc0/0xc0
[  397.748865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.754405]  ? check_preemption_disabled+0x48/0x280
[  397.759431]  ? __lock_is_held+0xb5/0x140
[  397.763507]  __alloc_pages_nodemask+0xa80/0xde0
[  397.768178]  ? zap_class+0x640/0x640
[  397.771900]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  397.776930]  ? find_held_lock+0x36/0x1c0
[  397.781015]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.785691]  ? lock_downgrade+0x900/0x900
[  397.789850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.795393]  cache_grow_begin+0xa5/0x8c0
[  397.799460]  ? do_raw_spin_unlock+0xa7/0x330
[  397.803877]  fallback_alloc+0x204/0x2e0
[  397.807861]  ____cache_alloc_node+0x1c7/0x1e0
[  397.812365]  kmem_cache_alloc_node+0xe3/0x730
[  397.816865]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.821145]  __alloc_skb+0x119/0x770
[  397.824860]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  397.830142]  ? netdev_alloc_frag+0x1f0/0x1f0
[  397.834558]  ? lock_downgrade+0x900/0x900
[  397.838718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.844260]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.849715]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.855169]  ? addrconf_rs_timer+0x690/0x690
[  397.859594]  ndisc_alloc_skb+0x144/0x340
[  397.863661]  ndisc_send_rs+0x331/0x6e0
[  397.867557]  addrconf_rs_timer+0x314/0x690
[  397.871797]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.876046]  call_timer_fn+0x272/0x920
[  397.879954]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.884192]  ? process_timeout+0x40/0x40
[  397.888267]  ? mark_held_locks+0xc7/0x130
[  397.892420]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.896917]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.901419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.905663]  ? lockdep_hardirqs_on+0x296/0x5b0
[  397.910253]  ? trace_hardirqs_on+0xbd/0x310
[  397.914590]  ? kasan_check_read+0x11/0x20
[  397.918746]  ? __run_timers+0x7da/0xc70
[  397.922720]  ? trace_hardirqs_off_caller+0x310/0x310
[  397.927827]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.932075]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.936318]  __run_timers+0x7e5/0xc70
[  397.940136]  ? timer_fixup_init+0x70/0x70
[  397.944292]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.949315]  ? zap_class+0x640/0x640
[  397.953033]  ? print_usage_bug+0xc0/0xc0
[  397.957097]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.962309]  ? find_held_lock+0x36/0x1c0
[  397.966380]  ? zap_class+0x640/0x640
[  397.970102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.975642]  ? check_preemption_disabled+0x48/0x280
[  397.980668]  ? __lock_is_held+0xb5/0x140
[  397.984730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.990271]  ? check_preemption_disabled+0x48/0x280
[  397.995296]  run_timer_softirq+0x52/0xb0
[  397.999364]  ? rcu_read_lock_sched_held+0x14f/0x180
[  398.004475]  __do_softirq+0x308/0xb7e
[  398.008284]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  398.012780]  ? lock_downgrade+0x900/0x900
[  398.016936]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  398.022060]  ? pvclock_read_flags+0x160/0x160
[  398.026563]  ? lapic_next_event+0x5a/0x90
[  398.030713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.036274]  ? kvm_clock_read+0x18/0x30
[  398.040253]  ? kvm_sched_clock_read+0x9/0x20
[  398.044672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.050210]  ? check_preemption_disabled+0x48/0x280
[  398.055257]  irq_exit+0x17f/0x1c0
[  398.058713]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.063563]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.069449]  ? interrupt_entry+0xb5/0xc0
[  398.073519]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.078537]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.083555]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.088407]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.093417]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.098594]  ? task_prio+0x50/0x50
[  398.102138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.107677]  ? check_preemption_disabled+0x48/0x280
[  398.112702]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.117555]  apic_timer_interrupt+0xf/0x20
[  398.121781]  </IRQ>
[  398.124021] RIP: 0010:dump_stack+0x358/0x39d
[  398.128436] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  398.147350] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  398.155058] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  398.162324] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  398.169590] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  398.176857] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  398.184130] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  398.191425]  ? dump_stack+0x34f/0x39d
[  398.195247]  ? dump_stack_print_info.cold.1+0x20/0x20
[  398.200443]  ? mark_held_locks+0x130/0x130
[  398.204686]  ? mark_held_locks+0x130/0x130
[  398.208933]  dump_header+0x27b/0xf72
[  398.212676]  ? pagefault_out_of_memory+0x197/0x197
[  398.217615]  ? __lock_acquire+0x62f/0x4c20
[  398.221864]  ? percpu_ref_get_many+0x240/0x240
[  398.226458]  ? print_usage_bug+0xc0/0xc0
[  398.230528]  ? zap_class+0x640/0x640
[  398.234249]  ? print_usage_bug+0xc0/0xc0
[  398.238314]  ? print_usage_bug+0xc0/0xc0
[  398.242383]  ? zap_class+0x640/0x640
[  398.246102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.251648]  ? find_held_lock+0x36/0x1c0
[  398.255717]  ? mark_held_locks+0xc7/0x130
[  398.259881]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  398.264985]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  398.270090]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  398.274678]  ? trace_hardirqs_on+0xbd/0x310
[  398.279002]  ? kasan_check_read+0x11/0x20
[  398.283151]  ? ___ratelimit+0x3b4/0x672
[  398.287130]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.292236]  ? trace_hardirqs_on+0x310/0x310
[  398.296658]  ? lock_downgrade+0x900/0x900
[  398.300815]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  398.305920]  ? ___ratelimit+0x3b9/0x672
[  398.309904]  ? idr_get_free+0xf70/0xf70
[  398.313881]  ? find_held_lock+0x36/0x1c0
[  398.317959]  oom_kill_process.cold.27+0x10/0x903
[  398.322743]  ? zap_class+0x640/0x640
[  398.326461]  ? check_preemption_disabled+0x48/0x280
[  398.331481]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.336433]  ? kasan_check_read+0x11/0x20
[  398.340599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.345896]  ? oom_evaluate_task+0x540/0x540
[  398.350310]  ? find_held_lock+0x36/0x1c0
[  398.354380]  ? out_of_memory+0x974/0x1430
[  398.358531]  ? lock_downgrade+0x900/0x900
[  398.362685]  ? check_preemption_disabled+0x48/0x280
[  398.367709]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.372642]  ? kasan_check_read+0x11/0x20
[  398.376787]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.382063]  ? rcu_softirq_qs+0x20/0x20
[  398.386041]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.391591]  ? oom_evaluate_task+0x302/0x540
[  398.396029]  out_of_memory+0xa84/0x1430
[  398.400022]  ? oom_killer_disable+0x3a0/0x3a0
[  398.404548]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  398.409481]  ? __ww_mutex_check_waiters+0x160/0x160
[  398.414508]  __alloc_pages_slowpath+0x2354/0x2e10
[  398.419380]  ? warn_alloc+0x120/0x120
[  398.423181]  ? mark_held_locks+0x130/0x130
[  398.427424]  ? find_get_entry+0xaae/0x1120
[  398.431695]  ? filemap_map_pages+0x1a20/0x1a20
[  398.436284]  ? zap_class+0x640/0x640
[  398.440007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.445550]  ? check_preemption_disabled+0x48/0x280
[  398.450568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.456107]  ? should_fail+0x22d/0xd01
[  398.460017]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.465133]  ? zap_class+0x640/0x640
[  398.468886]  ? __lock_is_held+0xb5/0x140
[  398.472959]  ? mark_held_locks+0x130/0x130
[  398.477199]  ? lock_release+0xa00/0xa00
[  398.481174]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.486628]  ? xa_load+0x2ba/0x460
[  398.490174]  ? lock_downgrade+0x900/0x900
[  398.494329]  ? __might_sleep+0x95/0x190
[  398.498328]  __alloc_pages_nodemask+0xa80/0xde0
[  398.503032]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  398.508052]  ? __page_cache_alloc+0x191/0x5c0
[  398.512545]  ? xa_load+0x2e1/0x460
[  398.516090]  ? xa_clear_mark+0x40/0x40
[  398.520004]  ? zap_class+0x640/0x640
[  398.523739]  ? zap_class+0x640/0x640
[  398.527460]  ? zap_class+0x640/0x640
[  398.531176]  ? __do_page_cache_readahead+0x663/0x810
[  398.536300]  ? find_held_lock+0x36/0x1c0
[  398.540395]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  398.545962]  alloc_pages_current+0x173/0x350
[  398.550444]  __page_cache_alloc+0x38c/0x5c0
[  398.554809]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.559740]  ? kasan_check_read+0x11/0x20
[  398.563913]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.569200]  ? generic_perform_write+0x6a0/0x6a0
[  398.573965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.579510]  ? check_preemption_disabled+0x48/0x280
[  398.584538]  filemap_fault+0x1595/0x25f0
[  398.588616]  ? __lock_page_or_retry+0xa00/0xa00
[  398.593294]  ? mark_held_locks+0x130/0x130
[  398.597544]  ? filemap_map_pages+0xd6b/0x1a20
[  398.602046]  ? lock_downgrade+0x900/0x900
[  398.606199]  ? check_preemption_disabled+0x48/0x280
[  398.611219]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.616152]  ? kasan_check_read+0x11/0x20
[  398.620300]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.625583]  ? rcu_softirq_qs+0x20/0x20
[  398.629575]  ? filemap_map_pages+0xd92/0x1a20
[  398.634080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.639629]  ? find_get_entries_tag+0x1400/0x1400
[  398.644483]  ? __lock_acquire+0x62f/0x4c20
[  398.648734]  ? lock_acquire+0x1ed/0x520
[  398.652706]  ? ext4_filemap_fault+0x7a/0xad
[  398.657035]  ? lock_release+0xa00/0xa00
[  398.661017]  ? perf_trace_sched_process_exec+0x860/0x860
[  398.666474]  ? print_usage_bug+0xc0/0xc0
[  398.670542]  ? print_usage_bug+0xc0/0xc0
[  398.674616]  ? down_read+0x8d/0x120
[  398.678257]  ? ext4_filemap_fault+0x7a/0xad
[  398.682579]  ? __down_interruptible+0x700/0x700
[  398.687261]  ext4_filemap_fault+0x82/0xad
[  398.691414]  __do_fault+0x100/0x6b0
[  398.695049]  ? pmd_devmap_trans_unstable+0x220/0x220
[  398.700157]  ? mark_held_locks+0x130/0x130
[  398.704423]  ? mark_held_locks+0x130/0x130
[  398.708681]  ? find_held_lock+0x36/0x1c0
[  398.712753]  ? find_held_lock+0x36/0x1c0
[  398.716834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.722379]  __handle_mm_fault+0x3ea0/0x5be0
[  398.726804]  ? poll_select_copy_remaining+0x18c/0x6a0
[  398.732020]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  398.736892]  ? __might_fault+0x12b/0x1e0
[  398.740967]  ? lock_downgrade+0x900/0x900
[  398.745129]  ? zap_class+0x640/0x640
[  398.748855]  ? zap_class+0x640/0x640
[  398.752585]  ? find_held_lock+0x36/0x1c0
[  398.756655]  ? handle_mm_fault+0x42a/0xc70
[  398.760901]  ? lock_downgrade+0x900/0x900
[  398.765064]  ? check_preemption_disabled+0x48/0x280
[  398.770085]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  398.775020]  ? kasan_check_read+0x11/0x20
[  398.779170]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  398.784446]  ? rcu_softirq_qs+0x20/0x20
[  398.788434]  ? trace_hardirqs_off_caller+0x310/0x310
[  398.793575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.799118]  ? check_preemption_disabled+0x48/0x280
[  398.804143]  handle_mm_fault+0x54f/0xc70
[  398.808211]  ? __handle_mm_fault+0x5be0/0x5be0
[  398.812795]  ? find_vma+0x34/0x190
[  398.816341]  __do_page_fault+0x5e8/0xe60
[  398.820404]  ? trace_hardirqs_off+0xb8/0x310
[  398.824923]  do_page_fault+0xf2/0x7e0
[  398.828735]  ? vmalloc_sync_all+0x30/0x30
[  398.832883]  ? error_entry+0x70/0xd0
[  398.836594]  ? trace_hardirqs_off_caller+0xbb/0x310
[  398.841626]  ? trace_hardirqs_on_caller+0xc0/0x310
[  398.846558]  ? syscall_return_slowpath+0x5e0/0x5e0
[  398.851490]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.856333]  ? trace_hardirqs_on_caller+0x310/0x310
[  398.861354]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.866803]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  398.871820]  ? prepare_exit_to_usermode+0x291/0x3b0
[  398.876844]  ? page_fault+0x8/0x30
[  398.880407]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.885255]  ? page_fault+0x8/0x30
[  398.888794]  page_fault+0x1e/0x30
[  398.892264] RIP: 0033:0x7fc801b82dd3
[  398.896002] Code: Bad RIP value.
[  398.899366] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  398.904727] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  398.912018] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  398.919299] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  398.926567] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  398.933833] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  398.941135] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  398.941140] warn_alloc_show_mem: 1 callbacks suppressed
[  398.941148] Mem-Info:
[  398.948423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.953795] active_anon:48903 inactive_anon:193 isolated_anon:0
[  398.953795]  active_file:14 inactive_file:14 isolated_file:0
[  398.953795]  unevictable:0 dirty:0 writeback:0 unstable:0
[  398.953795]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  398.953795]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  398.953795]  free:13784 free_pcp:349 free_cma:0
[  398.956166] Call Trace:
[  398.965557] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  398.998429]  <IRQ>
[  399.001009] 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
[  399.028521]  dump_stack+0x244/0x39d
[  399.030658] lowmem_reserve[]: 0 2818 6321 6321
[  399.056781]  ? dump_stack_print_info.cold.1+0x20/0x20
[  399.060384] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  399.064978]  warn_alloc.cold.116+0xb7/0x1bd
[  399.070131] lowmem_reserve[]: 0 0 3503 3503
[  399.097450]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.101767] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  399.106098]  ? lock_downgrade+0x900/0x900
[  399.110912] lowmem_reserve[]: 0 0 0 0
[  399.139981]  ? trace_hardirqs_off+0xb8/0x310
[  399.144105] 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
[  399.147911]  ? trace_hardirqs_off+0xb8/0x310
[  399.152291] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  399.165814]  __alloc_pages_slowpath+0x26e8/0x2e10
[  399.170210] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  399.185587]  ? warn_alloc+0x120/0x120
[  399.190415] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  399.205661]  ? print_usage_bug+0xc0/0xc0
[  399.209442] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  399.218261]  ? warn_alloc+0x120/0x120
[  399.222299] 272 total pagecache pages
[  399.230983]  ? warn_alloc+0x120/0x120
[  399.234787] 0 pages in swap cache
[  399.238588]  ? print_usage_bug+0xc0/0xc0
[  399.242378] Swap cache stats: add 0, delete 0, find 0/0
[  399.245819]  ? kvm_clock_read+0x18/0x30
[  399.249854] Free swap  = 0kB
[  399.255209]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  399.259158] Total swap = 0kB
[  399.262172]  ? print_usage_bug+0xc0/0xc0
[  399.267173] 1965979 pages RAM
[  399.270185]  ? __lock_acquire+0x62f/0x4c20
[  399.274238] 0 pages HighMem/MovableOnly
[  399.277339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.281560] 342853 pages reserved
[  399.285527]  ? should_fail+0x22d/0xd01
[  399.291037] 0 pages cma reserved
[  399.294483]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.298452] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.301728]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.307098] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.313471]  ? __lock_acquire+0x62f/0x4c20
[  399.313490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.318571] init cpuset=/ mems_allowed=0
[  399.328265]  ? __lock_acquire+0x62f/0x4c20
[  399.345842]  ? should_fail+0x22d/0xd01
[  399.349729]  ? rcu_irq_exit+0x1a2/0x390
[  399.353714]  ? mark_held_locks+0x130/0x130
[  399.357969]  ? mark_held_locks+0x130/0x130
[  399.362217]  ? mark_held_locks+0xc7/0x130
[  399.366370]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  399.371389]  ? zap_class+0x640/0x640
[  399.375103]  ? print_usage_bug+0xc0/0xc0
[  399.379172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.384725]  ? check_preemption_disabled+0x48/0x280
[  399.389763]  ? __lock_is_held+0xb5/0x140
[  399.393830]  __alloc_pages_nodemask+0xa80/0xde0
[  399.398501]  ? zap_class+0x640/0x640
[  399.402222]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  399.407265]  ? find_held_lock+0x36/0x1c0
[  399.411339]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.416008]  ? lock_downgrade+0x900/0x900
[  399.420193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.425735]  cache_grow_begin+0xa5/0x8c0
[  399.429813]  ? do_raw_spin_unlock+0xa7/0x330
[  399.434230]  fallback_alloc+0x204/0x2e0
[  399.440448]  ____cache_alloc_node+0x1c7/0x1e0
[  399.444973]  kmem_cache_alloc_node+0xe3/0x730
[  399.449488]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.453747]  __alloc_skb+0x119/0x770
[  399.457463]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.462743]  ? netdev_alloc_frag+0x1f0/0x1f0
[  399.467155]  ? lock_downgrade+0x900/0x900
[  399.471312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.476853]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.482307]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.487756]  ? addrconf_rs_timer+0x690/0x690
[  399.492176]  ndisc_alloc_skb+0x144/0x340
[  399.496266]  ndisc_send_rs+0x331/0x6e0
[  399.500156]  addrconf_rs_timer+0x314/0x690
[  399.504411]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.508655]  call_timer_fn+0x272/0x920
[  399.512541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.516774]  ? process_timeout+0x40/0x40
[  399.520864]  ? __run_timers+0x7da/0xc70
[  399.524840]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.529333]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.533826]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.538069]  ? lockdep_hardirqs_on+0x296/0x5b0
[  399.542656]  ? trace_hardirqs_on+0xbd/0x310
[  399.546982]  ? kasan_check_read+0x11/0x20
[  399.551130]  ? __run_timers+0x7da/0xc70
[  399.555110]  ? trace_hardirqs_off_caller+0x310/0x310
[  399.560218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.564488]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.568719]  __run_timers+0x7e5/0xc70
[  399.572528]  ? timer_fixup_init+0x70/0x70
[  399.576692]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.581707]  ? zap_class+0x640/0x640
[  399.585428]  ? enqueue_hrtimer+0x1a5/0x560
[  399.589682]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  399.594879]  ? find_held_lock+0x36/0x1c0
[  399.598960]  ? zap_class+0x640/0x640
[  399.602681]  ? pvclock_read_flags+0x160/0x160
[  399.607177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.612729]  ? check_preemption_disabled+0x48/0x280
[  399.617757]  ? __lock_is_held+0xb5/0x140
[  399.621831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.627397]  ? check_preemption_disabled+0x48/0x280
[  399.632418]  run_timer_softirq+0x52/0xb0
[  399.636483]  ? rcu_read_lock_sched_held+0x14f/0x180
[  399.641499]  __do_softirq+0x308/0xb7e
[  399.645305]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  399.649802]  ? lock_downgrade+0x900/0x900
[  399.653963]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  399.659089]  ? pvclock_read_flags+0x160/0x160
[  399.663606]  ? lapic_next_event+0x5a/0x90
[  399.667758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.673299]  ? kvm_clock_read+0x18/0x30
[  399.677273]  ? kvm_sched_clock_read+0x9/0x20
[  399.681683]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.687220]  ? check_preemption_disabled+0x48/0x280
[  399.692278]  irq_exit+0x17f/0x1c0
[  399.695733]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.700577]  ? smp_call_function_single_interrupt+0x159/0x650
[  399.706463]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.712348]  ? interrupt_entry+0xb5/0xc0
[  399.716412]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.721424]  ? trace_hardirqs_off_caller+0xbb/0x310
[  399.726441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.731287]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.736317]  ? trace_hardirqs_on_caller+0x310/0x310
[  399.741334]  ? task_prio+0x50/0x50
[  399.744873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.750425]  ? check_preemption_disabled+0x48/0x280
[  399.755444]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.760293]  apic_timer_interrupt+0xf/0x20
[  399.764517]  </IRQ>
[  399.766771] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  399.771714] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  399.790617] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  399.798327] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  399.805600] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  399.812869] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  399.820136] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  399.827421] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  399.834730]  skb_clone+0x1bb/0x500
[  399.838274]  ? skb_split+0x11e0/0x11e0
[  399.842176]  ? check_preemption_disabled+0x48/0x280
[  399.847200]  ? __this_cpu_preempt_check+0x1c/0x20
[  399.852054]  ? __bpf_redirect+0x54b/0xb20
[  399.856211]  bpf_clone_redirect+0xb9/0x490
[  399.860470]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  399.865489]  ? __sched_text_start+0x8/0x8
[  399.869638]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  399.874425]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  399.879007]  ? retint_kernel+0x2d/0x2d
[  399.882915]  ? find_held_lock+0x36/0x1c0
[  399.886993]  ? lock_acquire+0x1ed/0x520
[  399.890983]  ? bpf_test_run+0x3cb/0x780
[  399.894970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.900507]  ? check_preemption_disabled+0x48/0x280
[  399.905527]  ? kasan_check_read+0x11/0x20
[  399.909691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  399.914981]  ? rcu_softirq_qs+0x20/0x20
[  399.918972]  ? preempt_schedule+0x4d/0x60
[  399.923126]  ? ___preempt_schedule+0x16/0x18
[  399.927546]  ? bpf_test_run+0x25d/0x780
[  399.931543]  ? netlink_diag_dump+0x2a0/0x2a0
[  399.935968]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.941506]  ? bpf_test_init.isra.10+0x70/0x100
[  399.946182]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  399.950965]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  399.955825]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  399.961363]  ? fput+0x130/0x1a0
[  399.964645]  ? __bpf_prog_get+0x9b/0x290
[  399.968709]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  399.973548]  ? bpf_prog_test_run+0x130/0x1a0
[  399.977989]  ? __x64_sys_bpf+0x3d8/0x520
[  399.982053]  ? bpf_prog_get+0x20/0x20
[  399.985872]  ? do_syscall_64+0x1b9/0x820
[  399.989931]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  399.995315]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.000257]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.005102]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.010122]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.015156]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.020182]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.025038]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.030420] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  400.030512] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.036588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.036593] Call Trace:
[  400.036601]  <IRQ>
[  400.036618]  dump_stack+0x244/0x39d
[  400.036637]  ? dump_stack_print_info.cold.1+0x20/0x20
[  400.043223] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.052528]  warn_alloc.cold.116+0xb7/0x1bd
[  400.055085] syz-executor3 cpuset=syz3 mems_allowed=0
[  400.057238]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.090735]  ? lock_downgrade+0x900/0x900
[  400.094896]  ? trace_hardirqs_off+0xb8/0x310
[  400.099460]  ? trace_hardirqs_off+0xb8/0x310
[  400.103893]  __alloc_pages_slowpath+0x26e8/0x2e10
[  400.108768]  ? warn_alloc+0x120/0x120
[  400.112579]  ? print_usage_bug+0xc0/0xc0
[  400.116648]  ? warn_alloc+0x120/0x120
[  400.120452]  ? warn_alloc+0x120/0x120
[  400.124259]  ? print_usage_bug+0xc0/0xc0
[  400.128324]  ? kvm_clock_read+0x18/0x30
[  400.132301]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  400.137318]  ? print_usage_bug+0xc0/0xc0
[  400.141384]  ? __lock_acquire+0x62f/0x4c20
[  400.145624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.151172]  ? should_fail+0x22d/0xd01
[  400.155057]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.160336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.165439]  ? __lock_acquire+0x62f/0x4c20
[  400.169683]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.174788]  ? __lock_acquire+0x62f/0x4c20
[  400.179026]  ? should_fail+0x22d/0xd01
[  400.182910]  ? rcu_irq_exit+0x1a2/0x390
[  400.186929]  ? mark_held_locks+0x130/0x130
[  400.191178]  ? mark_held_locks+0x130/0x130
[  400.195419]  ? mark_held_locks+0xc7/0x130
[  400.199574]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  400.204625]  ? zap_class+0x640/0x640
[  400.208342]  ? print_usage_bug+0xc0/0xc0
[  400.212408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.217956]  ? check_preemption_disabled+0x48/0x280
[  400.222988]  ? __lock_is_held+0xb5/0x140
[  400.227068]  __alloc_pages_nodemask+0xa80/0xde0
[  400.231740]  ? zap_class+0x640/0x640
[  400.235466]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  400.240498]  ? find_held_lock+0x36/0x1c0
[  400.244571]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.249240]  ? lock_downgrade+0x900/0x900
[  400.253395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.258937]  cache_grow_begin+0xa5/0x8c0
[  400.263008]  ? do_raw_spin_unlock+0xa7/0x330
[  400.267424]  fallback_alloc+0x204/0x2e0
[  400.271410]  ____cache_alloc_node+0x1c7/0x1e0
[  400.275910]  kmem_cache_alloc_node+0xe3/0x730
[  400.280416]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.284699]  __alloc_skb+0x119/0x770
[  400.288440]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.293725]  ? netdev_alloc_frag+0x1f0/0x1f0
[  400.298149]  ? lock_downgrade+0x900/0x900
[  400.302307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.307856]  ? refcount_sub_and_test_checked+0x203/0x310
[  400.313311]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  400.318768]  ? addrconf_rs_timer+0x690/0x690
[  400.323190]  ndisc_alloc_skb+0x144/0x340
[  400.327256]  ndisc_send_rs+0x331/0x6e0
[  400.331149]  addrconf_rs_timer+0x314/0x690
[  400.335389]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.339649]  call_timer_fn+0x272/0x920
[  400.343534]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.347769]  ? process_timeout+0x40/0x40
[  400.351841]  ? mark_held_locks+0xc7/0x130
[  400.356009]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.360506]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.365004]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.369244]  ? lockdep_hardirqs_on+0x296/0x5b0
[  400.373826]  ? trace_hardirqs_on+0xbd/0x310
[  400.378149]  ? kasan_check_read+0x11/0x20
[  400.382310]  ? __run_timers+0x7da/0xc70
[  400.386284]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.391391]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.395646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  400.399877]  __run_timers+0x7e5/0xc70
[  400.403686]  ? timer_fixup_init+0x70/0x70
[  400.407853]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  400.412872]  ? zap_class+0x640/0x640
[  400.416591]  ? print_usage_bug+0xc0/0xc0
[  400.420654]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  400.425862]  ? find_held_lock+0x36/0x1c0
[  400.429930]  ? zap_class+0x640/0x640
[  400.433659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.439198]  ? check_preemption_disabled+0x48/0x280
[  400.444240]  ? __lock_is_held+0xb5/0x140
[  400.448303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.453840]  ? check_preemption_disabled+0x48/0x280
[  400.458864]  run_timer_softirq+0x52/0xb0
[  400.462926]  ? rcu_read_lock_sched_held+0x14f/0x180
[  400.467959]  __do_softirq+0x308/0xb7e
[  400.471768]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  400.476276]  ? lock_downgrade+0x900/0x900
[  400.480443]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  400.485560]  ? pvclock_read_flags+0x160/0x160
[  400.490058]  ? lapic_next_event+0x5a/0x90
[  400.494215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.499754]  ? kvm_clock_read+0x18/0x30
[  400.503732]  ? kvm_sched_clock_read+0x9/0x20
[  400.508193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.513744]  ? check_preemption_disabled+0x48/0x280
[  400.518767]  irq_exit+0x17f/0x1c0
[  400.522223]  smp_apic_timer_interrupt+0x1cb/0x760
[  400.527072]  ? smp_call_function_single_interrupt+0x650/0x650
[  400.532964]  ? interrupt_entry+0xb5/0xc0
[  400.537030]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.542072]  ? trace_hardirqs_off_caller+0xbb/0x310
[  400.547090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.551967]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.556997]  ? trace_hardirqs_on_caller+0x310/0x310
[  400.562014]  ? task_prio+0x50/0x50
[  400.565579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.571119]  ? check_preemption_disabled+0x48/0x280
[  400.576144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.581003]  apic_timer_interrupt+0xf/0x20
[  400.585244]  </IRQ>
[  400.587489] RIP: 0010:dump_stack+0x358/0x39d
[  400.591902] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  400.610800] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  400.618503] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  400.625792] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  400.633057] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  400.640323] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  400.647598] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  400.654878]  ? dump_stack+0x34f/0x39d
[  400.658691]  ? dump_stack_print_info.cold.1+0x20/0x20
[  400.663885]  ? mark_held_locks+0x130/0x130
[  400.668116]  ? mark_held_locks+0x130/0x130
[  400.672355]  dump_header+0x27b/0xf72
[  400.676082]  ? pagefault_out_of_memory+0x197/0x197
[  400.681020]  ? __lock_acquire+0x62f/0x4c20
[  400.685259]  ? percpu_ref_get_many+0x240/0x240
[  400.689872]  ? print_usage_bug+0xc0/0xc0
[  400.693969]  ? zap_class+0x640/0x640
[  400.697683]  ? print_usage_bug+0xc0/0xc0
[  400.701743]  ? print_usage_bug+0xc0/0xc0
[  400.705848]  ? zap_class+0x640/0x640
[  400.709568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.715113]  ? find_held_lock+0x36/0x1c0
[  400.719184]  ? mark_held_locks+0xc7/0x130
[  400.723334]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  400.728436]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  400.733559]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  400.738147]  ? trace_hardirqs_on+0xbd/0x310
[  400.742489]  ? kasan_check_read+0x11/0x20
[  400.746638]  ? ___ratelimit+0x3b4/0x672
[  400.750616]  ? trace_hardirqs_off_caller+0x310/0x310
[  400.755721]  ? trace_hardirqs_on+0x310/0x310
[  400.760133]  ? lock_downgrade+0x900/0x900
[  400.764286]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  400.769404]  ? ___ratelimit+0x3b9/0x672
[  400.773379]  ? idr_get_free+0xf70/0xf70
[  400.777355]  ? find_held_lock+0x36/0x1c0
[  400.781433]  oom_kill_process.cold.27+0x10/0x903
[  400.786196]  ? zap_class+0x640/0x640
[  400.789908]  ? check_preemption_disabled+0x48/0x280
[  400.794928]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.799863]  ? kasan_check_read+0x11/0x20
[  400.804011]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.809286]  ? oom_evaluate_task+0x540/0x540
[  400.813701]  ? find_held_lock+0x36/0x1c0
[  400.817770]  ? out_of_memory+0x974/0x1430
[  400.821924]  ? lock_downgrade+0x900/0x900
[  400.826080]  ? check_preemption_disabled+0x48/0x280
[  400.831097]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  400.836025]  ? kasan_check_read+0x11/0x20
[  400.840171]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  400.845449]  ? rcu_softirq_qs+0x20/0x20
[  400.849436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.854976]  ? oom_evaluate_task+0x302/0x540
[  400.859387]  out_of_memory+0xa84/0x1430
[  400.863367]  ? oom_killer_disable+0x3a0/0x3a0
[  400.867872]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  400.872819]  ? __ww_mutex_check_waiters+0x160/0x160
[  400.877851]  __alloc_pages_slowpath+0x2354/0x2e10
[  400.882719]  ? warn_alloc+0x120/0x120
[  400.886518]  ? mark_held_locks+0x130/0x130
[  400.890757]  ? find_get_entry+0xaae/0x1120
[  400.895013]  ? filemap_map_pages+0x1a20/0x1a20
[  400.899604]  ? zap_class+0x640/0x640
[  400.903325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.908862]  ? check_preemption_disabled+0x48/0x280
[  400.913879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.919414]  ? should_fail+0x22d/0xd01
[  400.923307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.928436]  ? zap_class+0x640/0x640
[  400.932177]  ? __lock_is_held+0xb5/0x140
[  400.936254]  ? mark_held_locks+0x130/0x130
[  400.940494]  ? lock_release+0xa00/0xa00
[  400.944471]  ? perf_trace_sched_process_exec+0x860/0x860
[  400.949959]  ? xa_load+0x2ba/0x460
[  400.953517]  ? lock_downgrade+0x900/0x900
[  400.957668]  ? __might_sleep+0x95/0x190
[  400.961649]  __alloc_pages_nodemask+0xa80/0xde0
[  400.966324]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  400.971342]  ? __page_cache_alloc+0x191/0x5c0
[  400.975854]  ? xa_load+0x2e1/0x460
[  400.979411]  ? xa_clear_mark+0x40/0x40
[  400.983323]  ? zap_class+0x640/0x640
[  400.987063]  ? zap_class+0x640/0x640
[  400.990793]  ? zap_class+0x640/0x640
[  400.994507]  ? __do_page_cache_readahead+0x663/0x810
[  400.999618]  ? find_held_lock+0x36/0x1c0
[  401.003688]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  401.009235]  alloc_pages_current+0x173/0x350
[  401.013666]  __page_cache_alloc+0x38c/0x5c0
[  401.017988]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.022922]  ? kasan_check_read+0x11/0x20
[  401.027082]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.032363]  ? generic_perform_write+0x6a0/0x6a0
[  401.037124]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.042661]  ? check_preemption_disabled+0x48/0x280
[  401.047682]  filemap_fault+0x1595/0x25f0
[  401.051757]  ? __lock_page_or_retry+0xa00/0xa00
[  401.056431]  ? mark_held_locks+0x130/0x130
[  401.060676]  ? filemap_map_pages+0xd6b/0x1a20
[  401.065176]  ? lock_downgrade+0x900/0x900
[  401.069325]  ? check_preemption_disabled+0x48/0x280
[  401.074342]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.079269]  ? kasan_check_read+0x11/0x20
[  401.083415]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.088687]  ? rcu_softirq_qs+0x20/0x20
[  401.092681]  ? filemap_map_pages+0xd92/0x1a20
[  401.097178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.102723]  ? find_get_entries_tag+0x1400/0x1400
[  401.107588]  ? __lock_acquire+0x62f/0x4c20
[  401.111837]  ? lock_acquire+0x1ed/0x520
[  401.115813]  ? ext4_filemap_fault+0x7a/0xad
[  401.120144]  ? lock_release+0xa00/0xa00
[  401.124118]  ? perf_trace_sched_process_exec+0x860/0x860
[  401.129571]  ? print_usage_bug+0xc0/0xc0
[  401.133650]  ? print_usage_bug+0xc0/0xc0
[  401.137725]  ? down_read+0x8d/0x120
[  401.141357]  ? ext4_filemap_fault+0x7a/0xad
[  401.145686]  ? __down_interruptible+0x700/0x700
[  401.150384]  ext4_filemap_fault+0x82/0xad
[  401.154530]  __do_fault+0x100/0x6b0
[  401.158159]  ? pmd_devmap_trans_unstable+0x220/0x220
[  401.163280]  ? mark_held_locks+0x130/0x130
[  401.167520]  ? mark_held_locks+0x130/0x130
[  401.171753]  ? find_held_lock+0x36/0x1c0
[  401.175817]  ? find_held_lock+0x36/0x1c0
[  401.179880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.185436]  __handle_mm_fault+0x3ea0/0x5be0
[  401.189845]  ? poll_select_copy_remaining+0x18c/0x6a0
[  401.195045]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  401.199897]  ? __might_fault+0x12b/0x1e0
[  401.203969]  ? lock_downgrade+0x900/0x900
[  401.208130]  ? zap_class+0x640/0x640
[  401.211841]  ? zap_class+0x640/0x640
[  401.215564]  ? find_held_lock+0x36/0x1c0
[  401.219633]  ? handle_mm_fault+0x42a/0xc70
[  401.223872]  ? lock_downgrade+0x900/0x900
[  401.228514]  ? check_preemption_disabled+0x48/0x280
[  401.233536]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  401.238473]  ? kasan_check_read+0x11/0x20
[  401.242621]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.247912]  ? rcu_softirq_qs+0x20/0x20
[  401.251895]  ? trace_hardirqs_off_caller+0x310/0x310
[  401.256996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.262538]  ? check_preemption_disabled+0x48/0x280
[  401.267565]  handle_mm_fault+0x54f/0xc70
[  401.271645]  ? __handle_mm_fault+0x5be0/0x5be0
[  401.276234]  ? find_vma+0x34/0x190
[  401.279785]  __do_page_fault+0x5e8/0xe60
[  401.283853]  ? trace_hardirqs_off+0xb8/0x310
[  401.288323]  do_page_fault+0xf2/0x7e0
[  401.292126]  ? vmalloc_sync_all+0x30/0x30
[  401.296277]  ? error_entry+0x70/0xd0
[  401.300022]  ? trace_hardirqs_off_caller+0xbb/0x310
[  401.305054]  ? trace_hardirqs_on_caller+0xc0/0x310
[  401.310004]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.314954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.319804]  ? trace_hardirqs_on_caller+0x310/0x310
[  401.324823]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.330275]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  401.335311]  ? prepare_exit_to_usermode+0x291/0x3b0
[  401.340339]  ? page_fault+0x8/0x30
[  401.343883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.348725]  ? page_fault+0x8/0x30
[  401.352279]  page_fault+0x1e/0x30
[  401.355758] RIP: 0033:0x7fc801b82dd3
[  401.359485] Code: Bad RIP value.
[  401.362846] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  401.368208] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  401.375482] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  401.382749] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  401.390013] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  401.397282] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  401.404578] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  401.404583] warn_alloc_show_mem: 1 callbacks suppressed
[  401.404590] Mem-Info:
[  401.411921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.417286] active_anon:48903 inactive_anon:193 isolated_anon:0
[  401.417286]  active_file:14 inactive_file:14 isolated_file:0
[  401.417286]  unevictable:0 dirty:0 writeback:0 unstable:0
[  401.417286]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  401.417286]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  401.417286]  free:13784 free_pcp:349 free_cma:0
[  401.419687] Call Trace:
[  401.429118] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  401.461962]  <IRQ>
[  401.464532] 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
[  401.492031]  dump_stack+0x244/0x39d
[  401.494153] lowmem_reserve[]: 0 2818 6321 6321
[  401.520261]  ? dump_stack_print_info.cold.1+0x20/0x20
[  401.523877] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  401.528475]  warn_alloc.cold.116+0xb7/0x1bd
[  401.533632] lowmem_reserve[]: 0 0 3503 3503
[  401.560965]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.565260] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  401.569578]  ? lock_downgrade+0x900/0x900
[  401.574391] lowmem_reserve[]: 0 0 0 0
[  401.603459]  ? trace_hardirqs_off+0xb8/0x310
[  401.607636] 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
[  401.611432]  ? trace_hardirqs_off+0xb8/0x310
[  401.615822] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  401.629343]  __alloc_pages_slowpath+0x26e8/0x2e10
[  401.633721] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  401.649085]  ? warn_alloc+0x120/0x120
[  401.653887] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  401.669156]  ? print_usage_bug+0xc0/0xc0
[  401.672933] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  401.681776]  ? warn_alloc+0x120/0x120
[  401.685828] 272 total pagecache pages
[  401.694403]  ? warn_alloc+0x120/0x120
[  401.698191] 0 pages in swap cache
[  401.701982]  ? print_usage_bug+0xc0/0xc0
[  401.705762] Swap cache stats: add 0, delete 0, find 0/0
[  401.709214]  ? print_usage_bug+0xc0/0xc0
[  401.713252] Free swap  = 0kB
[  401.718617]  ? __lock_acquire+0x62f/0x4c20
[  401.722653] Total swap = 0kB
[  401.725719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.729936] 1965979 pages RAM
[  401.732973]  ? should_fail+0x22d/0xd01
[  401.738480] 0 pages HighMem/MovableOnly
[  401.741580]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.745443] 342853 pages reserved
[  401.749414]  ? __lock_acquire+0x62f/0x4c20
[  401.754490] 0 pages cma reserved
[  401.757962]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.762232] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.765550]  ? __lock_acquire+0x62f/0x4c20
[  401.765581]  ? should_fail+0x22d/0xd01
[  401.770766] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.777166]  ? find_held_lock+0x36/0x1c0
[  401.781383] init cpuset=/ mems_allowed=0
[  401.785284]  ? mark_held_locks+0x130/0x130
[  401.807286]  ? mark_held_locks+0x130/0x130
[  401.811521]  ? zap_class+0x640/0x640
[  401.815235]  ? zap_class+0x640/0x640
[  401.818968]  ? print_usage_bug+0xc0/0xc0
[  401.823050]  ? do_raw_spin_unlock+0xa7/0x330
[  401.827459]  ? zap_class+0x640/0x640
[  401.831175]  ? print_usage_bug+0xc0/0xc0
[  401.835257]  ? wq_watchdog_touch+0x9c/0xfe
[  401.839497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.845037]  ? check_preemption_disabled+0x48/0x280
[  401.850064]  ? __lock_is_held+0xb5/0x140
[  401.854132]  __alloc_pages_nodemask+0xa80/0xde0
[  401.858804]  ? zap_class+0x640/0x640
[  401.862551]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  401.867578]  ? find_held_lock+0x36/0x1c0
[  401.871671]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.876340]  ? lock_downgrade+0x900/0x900
[  401.880499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.886043]  cache_grow_begin+0xa5/0x8c0
[  401.890114]  ? do_raw_spin_unlock+0xa7/0x330
[  401.894535]  fallback_alloc+0x204/0x2e0
[  401.898527]  ____cache_alloc_node+0x1c7/0x1e0
[  401.903044]  kmem_cache_alloc_node+0xe3/0x730
[  401.907554]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.911819]  __alloc_skb+0x119/0x770
[  401.915534]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  401.920819]  ? netdev_alloc_frag+0x1f0/0x1f0
[  401.925232]  ? lock_downgrade+0x900/0x900
[  401.929393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.934959]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.940414]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.945881]  ? addrconf_rs_timer+0x690/0x690
[  401.950359]  ndisc_alloc_skb+0x144/0x340
[  401.954440]  ndisc_send_rs+0x331/0x6e0
[  401.958336]  addrconf_rs_timer+0x314/0x690
[  401.962632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.966876]  call_timer_fn+0x272/0x920
[  401.970766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.975000]  ? process_timeout+0x40/0x40
[  401.979071]  ? __run_timers+0x7da/0xc70
[  401.983049]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.987546]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.992038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.996275]  ? lockdep_hardirqs_on+0x296/0x5b0
[  402.000862]  ? trace_hardirqs_on+0xbd/0x310
[  402.005190]  ? kasan_check_read+0x11/0x20
[  402.009335]  ? __run_timers+0x7da/0xc70
[  402.013310]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.018452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.022692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.026928]  __run_timers+0x7e5/0xc70
[  402.030752]  ? timer_fixup_init+0x70/0x70
[  402.034904]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.039920]  ? zap_class+0x640/0x640
[  402.043651]  ? enqueue_hrtimer+0x1a5/0x560
[  402.047890]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  402.053090]  ? find_held_lock+0x36/0x1c0
[  402.057159]  ? zap_class+0x640/0x640
[  402.060881]  ? pvclock_read_flags+0x160/0x160
[  402.065380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.070919]  ? check_preemption_disabled+0x48/0x280
[  402.076000]  ? __lock_is_held+0xb5/0x140
[  402.080069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.085605]  ? check_preemption_disabled+0x48/0x280
[  402.090625]  run_timer_softirq+0x52/0xb0
[  402.094684]  ? rcu_read_lock_sched_held+0x14f/0x180
[  402.100141]  __do_softirq+0x308/0xb7e
[  402.103961]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  402.108458]  ? lock_downgrade+0x900/0x900
[  402.112626]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  402.117736]  ? pvclock_read_flags+0x160/0x160
[  402.122234]  ? lapic_next_event+0x5a/0x90
[  402.126389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.131928]  ? kvm_clock_read+0x18/0x30
[  402.135915]  ? kvm_sched_clock_read+0x9/0x20
[  402.140352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.145893]  ? check_preemption_disabled+0x48/0x280
[  402.150922]  irq_exit+0x17f/0x1c0
[  402.154389]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.159233]  ? smp_call_function_single_interrupt+0x159/0x650
[  402.165117]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.171003]  ? interrupt_entry+0xb5/0xc0
[  402.175072]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.180088]  ? trace_hardirqs_off_caller+0xbb/0x310
[  402.185107]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.189993]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.195014]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.200047]  ? task_prio+0x50/0x50
[  402.203618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.209162]  ? check_preemption_disabled+0x48/0x280
[  402.214198]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.219049]  apic_timer_interrupt+0xf/0x20
[  402.223281]  </IRQ>
[  402.225522] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  402.230453] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  402.249355] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  402.257059] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  402.264341] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  402.271621] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  402.278889] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  402.286155] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  402.293479]  skb_clone+0x1bb/0x500
[  402.297024]  ? skb_split+0x11e0/0x11e0
[  402.300931]  ? check_preemption_disabled+0x48/0x280
[  402.305978]  ? __this_cpu_preempt_check+0x1c/0x20
[  402.310820]  ? __bpf_redirect+0x54b/0xb20
[  402.314984]  bpf_clone_redirect+0xb9/0x490
[  402.319230]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  402.324253]  ? __sched_text_start+0x8/0x8
[  402.328417]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.333176]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  402.337779]  ? retint_kernel+0x2d/0x2d
[  402.341672]  ? find_held_lock+0x36/0x1c0
[  402.345743]  ? lock_acquire+0x1ed/0x520
[  402.349719]  ? bpf_test_run+0x3cb/0x780
[  402.353693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.359236]  ? check_preemption_disabled+0x48/0x280
[  402.364261]  ? kasan_check_read+0x11/0x20
[  402.368408]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.373686]  ? rcu_softirq_qs+0x20/0x20
[  402.377666]  ? preempt_schedule+0x4d/0x60
[  402.381820]  ? ___preempt_schedule+0x16/0x18
[  402.386239]  ? bpf_test_run+0x25d/0x780
[  402.390227]  ? netlink_diag_dump+0x2a0/0x2a0
[  402.394652]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.400199]  ? bpf_test_init.isra.10+0x70/0x100
[  402.404879]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  402.409650]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  402.414497]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  402.420054]  ? fput+0x130/0x1a0
[  402.423335]  ? __bpf_prog_get+0x9b/0x290
[  402.427401]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  402.432239]  ? bpf_prog_test_run+0x130/0x1a0
[  402.436649]  ? __x64_sys_bpf+0x3d8/0x520
[  402.440743]  ? bpf_prog_get+0x20/0x20
[  402.444595]  ? do_syscall_64+0x1b9/0x820
[  402.448673]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  402.454035]  ? syscall_return_slowpath+0x5e0/0x5e0
[  402.458996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.463855]  ? trace_hardirqs_on_caller+0x310/0x310
[  402.468886]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  402.473902]  ? prepare_exit_to_usermode+0x291/0x3b0
[  402.478923]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.483787]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  402.489170] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  402.489256] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.495316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.495325] Call Trace:
[  402.501920] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.511174]  <IRQ>
[  402.513744] syz-executor3 cpuset=syz3 mems_allowed=0
[  402.524227]  dump_stack+0x244/0x39d
[  402.535082]  ? dump_stack_print_info.cold.1+0x20/0x20
[  402.540290]  warn_alloc.cold.116+0xb7/0x1bd
[  402.544647]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.549497]  ? lock_downgrade+0x900/0x900
[  402.553655]  ? trace_hardirqs_off+0xb8/0x310
[  402.558075]  ? trace_hardirqs_off+0xb8/0x310
[  402.562517]  __alloc_pages_slowpath+0x26e8/0x2e10
[  402.567388]  ? warn_alloc+0x120/0x120
[  402.571193]  ? print_usage_bug+0xc0/0xc0
[  402.575257]  ? warn_alloc+0x120/0x120
[  402.579076]  ? warn_alloc+0x120/0x120
[  402.582878]  ? print_usage_bug+0xc0/0xc0
[  402.586942]  ? kvm_clock_read+0x18/0x30
[  402.590970]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  402.595992]  ? print_usage_bug+0xc0/0xc0
[  402.600060]  ? __lock_acquire+0x62f/0x4c20
[  402.604304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.609845]  ? should_fail+0x22d/0xd01
[  402.613744]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.619030]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.624133]  ? __lock_acquire+0x62f/0x4c20
[  402.628376]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.633484]  ? __lock_acquire+0x62f/0x4c20
[  402.637720]  ? should_fail+0x22d/0xd01
[  402.641603]  ? rcu_irq_exit+0x1a2/0x390
[  402.645592]  ? mark_held_locks+0x130/0x130
[  402.649835]  ? mark_held_locks+0x130/0x130
[  402.654077]  ? mark_held_locks+0xc7/0x130
[  402.658225]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  402.663239]  ? zap_class+0x640/0x640
[  402.666961]  ? print_usage_bug+0xc0/0xc0
[  402.671035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.676574]  ? check_preemption_disabled+0x48/0x280
[  402.681600]  ? __lock_is_held+0xb5/0x140
[  402.685670]  __alloc_pages_nodemask+0xa80/0xde0
[  402.690343]  ? zap_class+0x640/0x640
[  402.694066]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  402.699096]  ? find_held_lock+0x36/0x1c0
[  402.703171]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.707840]  ? lock_downgrade+0x900/0x900
[  402.711997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.717540]  cache_grow_begin+0xa5/0x8c0
[  402.721603]  ? do_raw_spin_unlock+0xa7/0x330
[  402.726020]  fallback_alloc+0x204/0x2e0
[  402.730001]  ____cache_alloc_node+0x1c7/0x1e0
[  402.734505]  kmem_cache_alloc_node+0xe3/0x730
[  402.739003]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.743257]  __alloc_skb+0x119/0x770
[  402.746978]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  402.752259]  ? netdev_alloc_frag+0x1f0/0x1f0
[  402.756666]  ? lock_downgrade+0x900/0x900
[  402.760823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.766362]  ? refcount_sub_and_test_checked+0x203/0x310
[  402.771817]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  402.777267]  ? addrconf_rs_timer+0x690/0x690
[  402.781691]  ndisc_alloc_skb+0x144/0x340
[  402.785759]  ndisc_send_rs+0x331/0x6e0
[  402.789653]  addrconf_rs_timer+0x314/0x690
[  402.793893]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.798139]  call_timer_fn+0x272/0x920
[  402.802056]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.806290]  ? process_timeout+0x40/0x40
[  402.810361]  ? mark_held_locks+0xc7/0x130
[  402.814515]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.819009]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.823506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.827742]  ? lockdep_hardirqs_on+0x296/0x5b0
[  402.832327]  ? trace_hardirqs_on+0xbd/0x310
[  402.836683]  ? kasan_check_read+0x11/0x20
[  402.840828]  ? __run_timers+0x7da/0xc70
[  402.844805]  ? trace_hardirqs_off_caller+0x310/0x310
[  402.849912]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.854164]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  402.858398]  __run_timers+0x7e5/0xc70
[  402.862223]  ? timer_fixup_init+0x70/0x70
[  402.866400]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.871421]  ? zap_class+0x640/0x640
[  402.875142]  ? print_usage_bug+0xc0/0xc0
[  402.879210]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  402.884407]  ? find_held_lock+0x36/0x1c0
[  402.888478]  ? zap_class+0x640/0x640
[  402.892212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.897774]  ? check_preemption_disabled+0x48/0x280
[  402.902798]  ? __lock_is_held+0xb5/0x140
[  402.906873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.912441]  ? check_preemption_disabled+0x48/0x280
[  402.917478]  run_timer_softirq+0x52/0xb0
[  402.921540]  ? rcu_read_lock_sched_held+0x14f/0x180
[  402.926567]  __do_softirq+0x308/0xb7e
[  402.930370]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  402.934863]  ? lock_downgrade+0x900/0x900
[  402.939038]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  402.944149]  ? pvclock_read_flags+0x160/0x160
[  402.948649]  ? lapic_next_event+0x5a/0x90
[  402.952818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.958357]  ? kvm_clock_read+0x18/0x30
[  402.962330]  ? kvm_sched_clock_read+0x9/0x20
[  402.966744]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.972283]  ? check_preemption_disabled+0x48/0x280
[  402.977314]  irq_exit+0x17f/0x1c0
[  402.980772]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.985615]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.991500]  ? interrupt_entry+0xb5/0xc0
[  402.995566]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.000581]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.005603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.010446]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.015470]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.020501]  ? task_prio+0x50/0x50
[  403.024039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.029580]  ? check_preemption_disabled+0x48/0x280
[  403.034618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.039489]  apic_timer_interrupt+0xf/0x20
[  403.043733]  </IRQ>
[  403.045979] RIP: 0010:dump_stack+0x358/0x39d
[  403.050392] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  403.069289] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  403.076999] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  403.084267] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  403.091533] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  403.098798] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  403.106065] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  403.113360]  ? dump_stack+0x34f/0x39d
[  403.117177]  ? dump_stack_print_info.cold.1+0x20/0x20
[  403.122391]  ? mark_held_locks+0x130/0x130
[  403.126627]  ? mark_held_locks+0x130/0x130
[  403.130873]  dump_header+0x27b/0xf72
[  403.134602]  ? pagefault_out_of_memory+0x197/0x197
[  403.139540]  ? __lock_acquire+0x62f/0x4c20
[  403.143777]  ? percpu_ref_get_many+0x240/0x240
[  403.148365]  ? print_usage_bug+0xc0/0xc0
[  403.152434]  ? zap_class+0x640/0x640
[  403.156155]  ? print_usage_bug+0xc0/0xc0
[  403.160219]  ? print_usage_bug+0xc0/0xc0
[  403.164281]  ? zap_class+0x640/0x640
[  403.168005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.173552]  ? find_held_lock+0x36/0x1c0
[  403.177623]  ? mark_held_locks+0xc7/0x130
[  403.181773]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  403.186992]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  403.192098]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  403.196694]  ? trace_hardirqs_on+0xbd/0x310
[  403.201072]  ? kasan_check_read+0x11/0x20
[  403.205232]  ? ___ratelimit+0x3b4/0x672
[  403.209211]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.214315]  ? trace_hardirqs_on+0x310/0x310
[  403.218724]  ? lock_downgrade+0x900/0x900
[  403.222908]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  403.228010]  ? ___ratelimit+0x3b9/0x672
[  403.232477]  ? idr_get_free+0xf70/0xf70
[  403.236451]  ? find_held_lock+0x36/0x1c0
[  403.240533]  oom_kill_process.cold.27+0x10/0x903
[  403.245288]  ? zap_class+0x640/0x640
[  403.249005]  ? check_preemption_disabled+0x48/0x280
[  403.254031]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.258967]  ? kasan_check_read+0x11/0x20
[  403.263123]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.268401]  ? oom_evaluate_task+0x540/0x540
[  403.272812]  ? find_held_lock+0x36/0x1c0
[  403.276886]  ? out_of_memory+0x974/0x1430
[  403.281033]  ? lock_downgrade+0x900/0x900
[  403.285188]  ? check_preemption_disabled+0x48/0x280
[  403.290207]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.295133]  ? kasan_check_read+0x11/0x20
[  403.299282]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.304556]  ? rcu_softirq_qs+0x20/0x20
[  403.308532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.314068]  ? oom_evaluate_task+0x302/0x540
[  403.318484]  out_of_memory+0xa84/0x1430
[  403.322470]  ? oom_killer_disable+0x3a0/0x3a0
[  403.326972]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  403.331906]  ? __ww_mutex_check_waiters+0x160/0x160
[  403.336931]  __alloc_pages_slowpath+0x2354/0x2e10
[  403.341811]  ? warn_alloc+0x120/0x120
[  403.345623]  ? mark_held_locks+0x130/0x130
[  403.349883]  ? find_get_entry+0xaae/0x1120
[  403.354128]  ? filemap_map_pages+0x1a20/0x1a20
[  403.358737]  ? zap_class+0x640/0x640
[  403.362462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.368000]  ? check_preemption_disabled+0x48/0x280
[  403.373030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.378575]  ? should_fail+0x22d/0xd01
[  403.382493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.387598]  ? zap_class+0x640/0x640
[  403.391359]  ? __lock_is_held+0xb5/0x140
[  403.395465]  ? mark_held_locks+0x130/0x130
[  403.399704]  ? lock_release+0xa00/0xa00
[  403.403690]  ? perf_trace_sched_process_exec+0x860/0x860
[  403.409142]  ? xa_load+0x2ba/0x460
[  403.412697]  ? lock_downgrade+0x900/0x900
[  403.416891]  ? __might_sleep+0x95/0x190
[  403.420872]  __alloc_pages_nodemask+0xa80/0xde0
[  403.425555]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  403.430588]  ? __page_cache_alloc+0x191/0x5c0
[  403.435087]  ? xa_load+0x2e1/0x460
[  403.438642]  ? xa_clear_mark+0x40/0x40
[  403.442544]  ? zap_class+0x640/0x640
[  403.446298]  ? zap_class+0x640/0x640
[  403.450030]  ? zap_class+0x640/0x640
[  403.453746]  ? __do_page_cache_readahead+0x663/0x810
[  403.458868]  ? find_held_lock+0x36/0x1c0
[  403.462934]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  403.468492]  alloc_pages_current+0x173/0x350
[  403.472911]  __page_cache_alloc+0x38c/0x5c0
[  403.477228]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.482159]  ? kasan_check_read+0x11/0x20
[  403.486320]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.491602]  ? generic_perform_write+0x6a0/0x6a0
[  403.496358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.501897]  ? check_preemption_disabled+0x48/0x280
[  403.506923]  filemap_fault+0x1595/0x25f0
[  403.511008]  ? __lock_page_or_retry+0xa00/0xa00
[  403.515680]  ? mark_held_locks+0x130/0x130
[  403.519927]  ? filemap_map_pages+0xd6b/0x1a20
[  403.524430]  ? lock_downgrade+0x900/0x900
[  403.528578]  ? check_preemption_disabled+0x48/0x280
[  403.533593]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.538540]  ? kasan_check_read+0x11/0x20
[  403.542687]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.547967]  ? rcu_softirq_qs+0x20/0x20
[  403.551966]  ? filemap_map_pages+0xd92/0x1a20
[  403.556472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.562018]  ? find_get_entries_tag+0x1400/0x1400
[  403.566871]  ? __lock_acquire+0x62f/0x4c20
[  403.571121]  ? lock_acquire+0x1ed/0x520
[  403.575120]  ? ext4_filemap_fault+0x7a/0xad
[  403.579484]  ? lock_release+0xa00/0xa00
[  403.583481]  ? perf_trace_sched_process_exec+0x860/0x860
[  403.588957]  ? print_usage_bug+0xc0/0xc0
[  403.593021]  ? print_usage_bug+0xc0/0xc0
[  403.597095]  ? down_read+0x8d/0x120
[  403.600720]  ? ext4_filemap_fault+0x7a/0xad
[  403.605047]  ? __down_interruptible+0x700/0x700
[  403.609726]  ext4_filemap_fault+0x82/0xad
[  403.613879]  __do_fault+0x100/0x6b0
[  403.617512]  ? pmd_devmap_trans_unstable+0x220/0x220
[  403.622618]  ? mark_held_locks+0x130/0x130
[  403.626854]  ? mark_held_locks+0x130/0x130
[  403.631090]  ? find_held_lock+0x36/0x1c0
[  403.635167]  ? find_held_lock+0x36/0x1c0
[  403.639236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.644783]  __handle_mm_fault+0x3ea0/0x5be0
[  403.649193]  ? poll_select_copy_remaining+0x18c/0x6a0
[  403.654422]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  403.659307]  ? __might_fault+0x12b/0x1e0
[  403.663381]  ? lock_downgrade+0x900/0x900
[  403.667568]  ? zap_class+0x640/0x640
[  403.671297]  ? zap_class+0x640/0x640
[  403.675020]  ? find_held_lock+0x36/0x1c0
[  403.679095]  ? handle_mm_fault+0x42a/0xc70
[  403.683331]  ? lock_downgrade+0x900/0x900
[  403.687481]  ? check_preemption_disabled+0x48/0x280
[  403.692519]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  403.697447]  ? kasan_check_read+0x11/0x20
[  403.701602]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  403.706881]  ? rcu_softirq_qs+0x20/0x20
[  403.710858]  ? trace_hardirqs_off_caller+0x310/0x310
[  403.715978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.721532]  ? check_preemption_disabled+0x48/0x280
[  403.726556]  handle_mm_fault+0x54f/0xc70
[  403.730651]  ? __handle_mm_fault+0x5be0/0x5be0
[  403.735237]  ? find_vma+0x34/0x190
[  403.738783]  __do_page_fault+0x5e8/0xe60
[  403.742844]  ? trace_hardirqs_off+0xb8/0x310
[  403.747263]  do_page_fault+0xf2/0x7e0
[  403.751068]  ? vmalloc_sync_all+0x30/0x30
[  403.755221]  ? error_entry+0x70/0xd0
[  403.758935]  ? trace_hardirqs_off_caller+0xbb/0x310
[  403.763965]  ? trace_hardirqs_on_caller+0xc0/0x310
[  403.768914]  ? syscall_return_slowpath+0x5e0/0x5e0
[  403.773851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.778710]  ? trace_hardirqs_on_caller+0x310/0x310
[  403.783727]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.789179]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  403.794200]  ? prepare_exit_to_usermode+0x291/0x3b0
[  403.799214]  ? page_fault+0x8/0x30
[  403.802754]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.807620]  ? page_fault+0x8/0x30
[  403.811168]  page_fault+0x1e/0x30
[  403.814622] RIP: 0033:0x7fc801b82dd3
[  403.818343] Code: Bad RIP value.
[  403.821702] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  403.827066] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  403.834334] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  403.841599] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  403.848878] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  403.856143] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  403.863450] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  403.863460] warn_alloc_show_mem: 1 callbacks suppressed
[  403.863468] Mem-Info:
[  403.870742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.876109] active_anon:48903 inactive_anon:193 isolated_anon:0
[  403.876109]  active_file:14 inactive_file:14 isolated_file:0
[  403.876109]  unevictable:0 dirty:0 writeback:0 unstable:0
[  403.876109]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  403.876109]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  403.876109]  free:13784 free_pcp:349 free_cma:0
[  403.878479] Call Trace:
[  403.887879] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  403.920723]  <IRQ>
[  403.923292] 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
[  403.950801]  dump_stack+0x244/0x39d
[  403.952924] lowmem_reserve[]: 0 2818 6321 6321
[  403.979041]  ? dump_stack_print_info.cold.1+0x20/0x20
[  403.982641] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  403.987240]  warn_alloc.cold.116+0xb7/0x1bd
[  403.992403] lowmem_reserve[]: 0 0 3503 3503
[  404.019737]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.024049] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  404.028411]  ? lock_downgrade+0x900/0x900
[  404.033229] lowmem_reserve[]: 0 0 0 0
[  404.062289]  ? trace_hardirqs_off+0xb8/0x310
[  404.066420] 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
[  404.070216]  ? trace_hardirqs_off+0xb8/0x310
[  404.074600] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  404.088118]  __alloc_pages_slowpath+0x26e8/0x2e10
[  404.092494] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  404.108344]  ? warn_alloc+0x120/0x120
[  404.113154] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  404.128418]  ? print_usage_bug+0xc0/0xc0
[  404.132205] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  404.141028]  ? warn_alloc+0x120/0x120
[  404.145068] 272 total pagecache pages
[  404.153648]  ? warn_alloc+0x120/0x120
[  404.157447] 0 pages in swap cache
[  404.161232]  ? print_usage_bug+0xc0/0xc0
[  404.165010] Swap cache stats: add 0, delete 0, find 0/0
[  404.168487]  ? kvm_clock_read+0x18/0x30
[  404.172520] Free swap  = 0kB
[  404.177975]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  404.181921] Total swap = 0kB
[  404.184951]  ? print_usage_bug+0xc0/0xc0
[  404.189942] 1965979 pages RAM
[  404.192979]  ? __lock_acquire+0x62f/0x4c20
[  404.197018] 0 pages HighMem/MovableOnly
[  404.200121]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.204347] 342853 pages reserved
[  404.208315]  ? should_fail+0x22d/0xd01
[  404.213837] 0 pages cma reserved
[  404.217288]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.221206] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.224537]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.229909] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.236298]  ? __lock_acquire+0x62f/0x4c20
[  404.241381] init cpuset=/ mems_allowed=0
[  404.251093]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.264456]  ? __lock_acquire+0x62f/0x4c20
[  404.268689]  ? should_fail+0x22d/0xd01
[  404.272572]  ? rcu_irq_exit+0x1a2/0x390
[  404.276555]  ? mark_held_locks+0x130/0x130
[  404.280797]  ? mark_held_locks+0x130/0x130
[  404.285040]  ? mark_held_locks+0xc7/0x130
[  404.289189]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  404.294210]  ? zap_class+0x640/0x640
[  404.297942]  ? print_usage_bug+0xc0/0xc0
[  404.302038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.307592]  ? check_preemption_disabled+0x48/0x280
[  404.312648]  ? __lock_is_held+0xb5/0x140
[  404.316751]  __alloc_pages_nodemask+0xa80/0xde0
[  404.321420]  ? zap_class+0x640/0x640
[  404.325144]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  404.330174]  ? find_held_lock+0x36/0x1c0
[  404.334267]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.338938]  ? lock_downgrade+0x900/0x900
[  404.343113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.348660]  cache_grow_begin+0xa5/0x8c0
[  404.352723]  ? do_raw_spin_unlock+0xa7/0x330
[  404.357139]  fallback_alloc+0x204/0x2e0
[  404.361125]  ____cache_alloc_node+0x1c7/0x1e0
[  404.365628]  kmem_cache_alloc_node+0xe3/0x730
[  404.370126]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.374374]  __alloc_skb+0x119/0x770
[  404.378087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.383373]  ? netdev_alloc_frag+0x1f0/0x1f0
[  404.387784]  ? lock_downgrade+0x900/0x900
[  404.391953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.397500]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.402969]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.408427]  ? addrconf_rs_timer+0x690/0x690
[  404.412850]  ndisc_alloc_skb+0x144/0x340
[  404.416922]  ndisc_send_rs+0x331/0x6e0
[  404.420838]  addrconf_rs_timer+0x314/0x690
[  404.425086]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.429330]  call_timer_fn+0x272/0x920
[  404.433249]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.437482]  ? process_timeout+0x40/0x40
[  404.441551]  ? __run_timers+0x7da/0xc70
[  404.445526]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.450020]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.454514]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.458752]  ? lockdep_hardirqs_on+0x296/0x5b0
[  404.463339]  ? trace_hardirqs_on+0xbd/0x310
[  404.467659]  ? kasan_check_read+0x11/0x20
[  404.471846]  ? __run_timers+0x7da/0xc70
[  404.475821]  ? trace_hardirqs_off_caller+0x310/0x310
[  404.480930]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.485185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.489451]  __run_timers+0x7e5/0xc70
[  404.493265]  ? timer_fixup_init+0x70/0x70
[  404.497416]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  404.502433]  ? zap_class+0x640/0x640
[  404.506152]  ? enqueue_hrtimer+0x1a5/0x560
[  404.510391]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  404.515590]  ? find_held_lock+0x36/0x1c0
[  404.519690]  ? zap_class+0x640/0x640
[  404.523429]  ? pvclock_read_flags+0x160/0x160
[  404.527970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.533512]  ? check_preemption_disabled+0x48/0x280
[  404.538537]  ? __lock_is_held+0xb5/0x140
[  404.542600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.548145]  ? check_preemption_disabled+0x48/0x280
[  404.553168]  run_timer_softirq+0x52/0xb0
[  404.557230]  ? rcu_read_lock_sched_held+0x14f/0x180
[  404.562246]  __do_softirq+0x308/0xb7e
[  404.566052]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  404.570550]  ? lock_downgrade+0x900/0x900
[  404.574701]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  404.579812]  ? pvclock_read_flags+0x160/0x160
[  404.584312]  ? lapic_next_event+0x5a/0x90
[  404.588463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.594007]  ? kvm_clock_read+0x18/0x30
[  404.597989]  ? kvm_sched_clock_read+0x9/0x20
[  404.602401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.607941]  ? check_preemption_disabled+0x48/0x280
[  404.612995]  irq_exit+0x17f/0x1c0
[  404.616449]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.621290]  ? smp_call_function_single_interrupt+0x159/0x650
[  404.627176]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.633060]  ? interrupt_entry+0xb5/0xc0
[  404.637127]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.642144]  ? trace_hardirqs_off_caller+0xbb/0x310
[  404.647161]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.652009]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.657027]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.662048]  ? task_prio+0x50/0x50
[  404.665591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.671130]  ? check_preemption_disabled+0x48/0x280
[  404.676152]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.681006]  apic_timer_interrupt+0xf/0x20
[  404.685237]  </IRQ>
[  404.687475] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  404.692426] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  404.711327] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  404.719036] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  404.726302] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  404.733574] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  404.740840] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  404.748105] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  404.755412]  skb_clone+0x1bb/0x500
[  404.758979]  ? skb_split+0x11e0/0x11e0
[  404.762867]  ? check_preemption_disabled+0x48/0x280
[  404.767892]  ? __this_cpu_preempt_check+0x1c/0x20
[  404.772735]  ? __bpf_redirect+0x54b/0xb20
[  404.776889]  bpf_clone_redirect+0xb9/0x490
[  404.781132]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  404.786155]  ? __sched_text_start+0x8/0x8
[  404.790304]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.795082]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  404.799677]  ? retint_kernel+0x2d/0x2d
[  404.803566]  ? find_held_lock+0x36/0x1c0
[  404.807634]  ? lock_acquire+0x1ed/0x520
[  404.811609]  ? bpf_test_run+0x3cb/0x780
[  404.815605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.821144]  ? check_preemption_disabled+0x48/0x280
[  404.826165]  ? kasan_check_read+0x11/0x20
[  404.830312]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  404.835628]  ? rcu_softirq_qs+0x20/0x20
[  404.839604]  ? preempt_schedule+0x4d/0x60
[  404.843757]  ? ___preempt_schedule+0x16/0x18
[  404.848174]  ? bpf_test_run+0x25d/0x780
[  404.852160]  ? netlink_diag_dump+0x2a0/0x2a0
[  404.856599]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.862140]  ? bpf_test_init.isra.10+0x70/0x100
[  404.866815]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  404.871594]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  404.876452]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  404.881994]  ? fput+0x130/0x1a0
[  404.885280]  ? __bpf_prog_get+0x9b/0x290
[  404.889347]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  404.894189]  ? bpf_prog_test_run+0x130/0x1a0
[  404.898609]  ? __x64_sys_bpf+0x3d8/0x520
[  404.902691]  ? bpf_prog_get+0x20/0x20
[  404.906513]  ? do_syscall_64+0x1b9/0x820
[  404.910573]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  404.915983]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.920916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.925771]  ? trace_hardirqs_on_caller+0x310/0x310
[  404.930791]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  404.935839]  ? prepare_exit_to_usermode+0x291/0x3b0
[  404.940876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.945741]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  404.951123] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  404.951194] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.957268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.957274] Call Trace:
[  404.957280]  <IRQ>
[  404.957297]  dump_stack+0x244/0x39d
[  404.957317]  ? dump_stack_print_info.cold.1+0x20/0x20
[  404.963865] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.973164]  warn_alloc.cold.116+0xb7/0x1bd
[  404.975721] syz-executor3 cpuset=syz3 mems_allowed=0
[  404.977864]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.011372]  ? lock_downgrade+0x900/0x900
[  405.015544]  ? trace_hardirqs_off+0xb8/0x310
[  405.019971]  ? trace_hardirqs_off+0xb8/0x310
[  405.024395]  __alloc_pages_slowpath+0x26e8/0x2e10
[  405.029272]  ? warn_alloc+0x120/0x120
[  405.033090]  ? print_usage_bug+0xc0/0xc0
[  405.037201]  ? warn_alloc+0x120/0x120
[  405.041011]  ? warn_alloc+0x120/0x120
[  405.044826]  ? print_usage_bug+0xc0/0xc0
[  405.048886]  ? kvm_clock_read+0x18/0x30
[  405.052865]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  405.057915]  ? print_usage_bug+0xc0/0xc0
[  405.061983]  ? __lock_acquire+0x62f/0x4c20
[  405.066227]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.071763]  ? should_fail+0x22d/0xd01
[  405.075664]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.080965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.086103]  ? __lock_acquire+0x62f/0x4c20
[  405.090357]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.095479]  ? __lock_acquire+0x62f/0x4c20
[  405.099716]  ? should_fail+0x22d/0xd01
[  405.103598]  ? rcu_irq_exit+0x1a2/0x390
[  405.107583]  ? mark_held_locks+0x130/0x130
[  405.111826]  ? mark_held_locks+0x130/0x130
[  405.116069]  ? mark_held_locks+0xc7/0x130
[  405.120217]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  405.125236]  ? zap_class+0x640/0x640
[  405.128956]  ? print_usage_bug+0xc0/0xc0
[  405.133024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.138566]  ? check_preemption_disabled+0x48/0x280
[  405.143592]  ? __lock_is_held+0xb5/0x140
[  405.147679]  __alloc_pages_nodemask+0xa80/0xde0
[  405.152365]  ? zap_class+0x640/0x640
[  405.156088]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  405.161183]  ? find_held_lock+0x36/0x1c0
[  405.165292]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.169972]  ? lock_downgrade+0x900/0x900
[  405.174134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.179679]  cache_grow_begin+0xa5/0x8c0
[  405.183755]  ? do_raw_spin_unlock+0xa7/0x330
[  405.188173]  fallback_alloc+0x204/0x2e0
[  405.192156]  ____cache_alloc_node+0x1c7/0x1e0
[  405.196660]  kmem_cache_alloc_node+0xe3/0x730
[  405.201174]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.205420]  __alloc_skb+0x119/0x770
[  405.209135]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.214420]  ? netdev_alloc_frag+0x1f0/0x1f0
[  405.218827]  ? lock_downgrade+0x900/0x900
[  405.223001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.229050]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.234509]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.239979]  ? addrconf_rs_timer+0x690/0x690
[  405.244405]  ndisc_alloc_skb+0x144/0x340
[  405.248481]  ndisc_send_rs+0x331/0x6e0
[  405.252379]  addrconf_rs_timer+0x314/0x690
[  405.256617]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.260894]  call_timer_fn+0x272/0x920
[  405.264795]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.269029]  ? process_timeout+0x40/0x40
[  405.273106]  ? mark_held_locks+0xc7/0x130
[  405.277256]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.281752]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.286249]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.290488]  ? lockdep_hardirqs_on+0x296/0x5b0
[  405.295099]  ? trace_hardirqs_on+0xbd/0x310
[  405.299420]  ? kasan_check_read+0x11/0x20
[  405.303590]  ? __run_timers+0x7da/0xc70
[  405.307567]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.312674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.316918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.321158]  __run_timers+0x7e5/0xc70
[  405.325006]  ? timer_fixup_init+0x70/0x70
[  405.329159]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  405.334177]  ? zap_class+0x640/0x640
[  405.337895]  ? print_usage_bug+0xc0/0xc0
[  405.341983]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  405.347181]  ? find_held_lock+0x36/0x1c0
[  405.351247]  ? zap_class+0x640/0x640
[  405.354973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.360514]  ? check_preemption_disabled+0x48/0x280
[  405.365542]  ? __lock_is_held+0xb5/0x140
[  405.369605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.375147]  ? check_preemption_disabled+0x48/0x280
[  405.380170]  run_timer_softirq+0x52/0xb0
[  405.384232]  ? rcu_read_lock_sched_held+0x14f/0x180
[  405.389250]  __do_softirq+0x308/0xb7e
[  405.393060]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  405.397656]  ? lock_downgrade+0x900/0x900
[  405.401809]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  405.406919]  ? pvclock_read_flags+0x160/0x160
[  405.411422]  ? lapic_next_event+0x5a/0x90
[  405.415575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.421120]  ? kvm_clock_read+0x18/0x30
[  405.425110]  ? kvm_sched_clock_read+0x9/0x20
[  405.429528]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.435069]  ? check_preemption_disabled+0x48/0x280
[  405.440105]  irq_exit+0x17f/0x1c0
[  405.443560]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.448407]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.454289]  ? interrupt_entry+0xb5/0xc0
[  405.458356]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.463385]  ? trace_hardirqs_off_caller+0xbb/0x310
[  405.468418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.473276]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.478293]  ? trace_hardirqs_on_caller+0x310/0x310
[  405.483319]  ? task_prio+0x50/0x50
[  405.486863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.492435]  ? check_preemption_disabled+0x48/0x280
[  405.497469]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.502319]  apic_timer_interrupt+0xf/0x20
[  405.506560]  </IRQ>
[  405.508801] RIP: 0010:dump_stack+0x358/0x39d
[  405.513215] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  405.532117] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  405.539828] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  405.547098] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  405.554367] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  405.561634] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  405.568898] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  405.576183]  ? dump_stack+0x34f/0x39d
[  405.580006]  ? dump_stack_print_info.cold.1+0x20/0x20
[  405.585204]  ? mark_held_locks+0x130/0x130
[  405.589438]  ? mark_held_locks+0x130/0x130
[  405.593711]  dump_header+0x27b/0xf72
[  405.597436]  ? pagefault_out_of_memory+0x197/0x197
[  405.602411]  ? __lock_acquire+0x62f/0x4c20
[  405.606645]  ? percpu_ref_get_many+0x240/0x240
[  405.611228]  ? print_usage_bug+0xc0/0xc0
[  405.615296]  ? zap_class+0x640/0x640
[  405.619024]  ? print_usage_bug+0xc0/0xc0
[  405.623111]  ? print_usage_bug+0xc0/0xc0
[  405.627175]  ? zap_class+0x640/0x640
[  405.630893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.636434]  ? find_held_lock+0x36/0x1c0
[  405.640507]  ? mark_held_locks+0xc7/0x130
[  405.644656]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  405.649775]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  405.654891]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  405.659520]  ? trace_hardirqs_on+0xbd/0x310
[  405.663850]  ? kasan_check_read+0x11/0x20
[  405.667993]  ? ___ratelimit+0x3b4/0x672
[  405.671994]  ? trace_hardirqs_off_caller+0x310/0x310
[  405.677105]  ? trace_hardirqs_on+0x310/0x310
[  405.681532]  ? lock_downgrade+0x900/0x900
[  405.685700]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  405.690800]  ? ___ratelimit+0x3b9/0x672
[  405.694781]  ? idr_get_free+0xf70/0xf70
[  405.698771]  ? find_held_lock+0x36/0x1c0
[  405.702840]  oom_kill_process.cold.27+0x10/0x903
[  405.707592]  ? zap_class+0x640/0x640
[  405.711349]  ? check_preemption_disabled+0x48/0x280
[  405.716384]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.721314]  ? kasan_check_read+0x11/0x20
[  405.725464]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.730742]  ? oom_evaluate_task+0x540/0x540
[  405.735165]  ? find_held_lock+0x36/0x1c0
[  405.739238]  ? out_of_memory+0x974/0x1430
[  405.743401]  ? lock_downgrade+0x900/0x900
[  405.747608]  ? check_preemption_disabled+0x48/0x280
[  405.752642]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.757569]  ? kasan_check_read+0x11/0x20
[  405.761728]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.767008]  ? rcu_softirq_qs+0x20/0x20
[  405.771020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.776562]  ? oom_evaluate_task+0x302/0x540
[  405.780986]  out_of_memory+0xa84/0x1430
[  405.784978]  ? oom_killer_disable+0x3a0/0x3a0
[  405.789482]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  405.794414]  ? __ww_mutex_check_waiters+0x160/0x160
[  405.799442]  __alloc_pages_slowpath+0x2354/0x2e10
[  405.804316]  ? warn_alloc+0x120/0x120
[  405.808117]  ? mark_held_locks+0x130/0x130
[  405.812363]  ? find_get_entry+0xaae/0x1120
[  405.816637]  ? filemap_map_pages+0x1a20/0x1a20
[  405.821226]  ? zap_class+0x640/0x640
[  405.824972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.830525]  ? check_preemption_disabled+0x48/0x280
[  405.835540]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.841080]  ? should_fail+0x22d/0xd01
[  405.844986]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.850109]  ? zap_class+0x640/0x640
[  405.853847]  ? __lock_is_held+0xb5/0x140
[  405.857915]  ? mark_held_locks+0x130/0x130
[  405.862161]  ? lock_release+0xa00/0xa00
[  405.866142]  ? perf_trace_sched_process_exec+0x860/0x860
[  405.871594]  ? xa_load+0x2ba/0x460
[  405.875137]  ? lock_downgrade+0x900/0x900
[  405.879292]  ? __might_sleep+0x95/0x190
[  405.883272]  __alloc_pages_nodemask+0xa80/0xde0
[  405.887965]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  405.892986]  ? __page_cache_alloc+0x191/0x5c0
[  405.897485]  ? xa_load+0x2e1/0x460
[  405.901027]  ? xa_clear_mark+0x40/0x40
[  405.904955]  ? zap_class+0x640/0x640
[  405.908705]  ? zap_class+0x640/0x640
[  405.912437]  ? zap_class+0x640/0x640
[  405.916158]  ? __do_page_cache_readahead+0x663/0x810
[  405.921264]  ? find_held_lock+0x36/0x1c0
[  405.925358]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  405.930904]  alloc_pages_current+0x173/0x350
[  405.935317]  __page_cache_alloc+0x38c/0x5c0
[  405.939655]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  405.944588]  ? kasan_check_read+0x11/0x20
[  405.948736]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  405.954014]  ? generic_perform_write+0x6a0/0x6a0
[  405.958780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.964323]  ? check_preemption_disabled+0x48/0x280
[  405.969347]  filemap_fault+0x1595/0x25f0
[  405.973419]  ? __lock_page_or_retry+0xa00/0xa00
[  405.978093]  ? mark_held_locks+0x130/0x130
[  405.982336]  ? filemap_map_pages+0xd6b/0x1a20
[  405.986838]  ? lock_downgrade+0x900/0x900
[  405.990990]  ? check_preemption_disabled+0x48/0x280
[  405.996026]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.000963]  ? kasan_check_read+0x11/0x20
[  406.005115]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.010390]  ? rcu_softirq_qs+0x20/0x20
[  406.014380]  ? filemap_map_pages+0xd92/0x1a20
[  406.018882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.024424]  ? find_get_entries_tag+0x1400/0x1400
[  406.029280]  ? __lock_acquire+0x62f/0x4c20
[  406.033542]  ? lock_acquire+0x1ed/0x520
[  406.037515]  ? ext4_filemap_fault+0x7a/0xad
[  406.041842]  ? lock_release+0xa00/0xa00
[  406.045817]  ? perf_trace_sched_process_exec+0x860/0x860
[  406.051271]  ? print_usage_bug+0xc0/0xc0
[  406.055335]  ? print_usage_bug+0xc0/0xc0
[  406.059410]  ? down_read+0x8d/0x120
[  406.063039]  ? ext4_filemap_fault+0x7a/0xad
[  406.067363]  ? __down_interruptible+0x700/0x700
[  406.072043]  ext4_filemap_fault+0x82/0xad
[  406.076199]  __do_fault+0x100/0x6b0
[  406.079835]  ? pmd_devmap_trans_unstable+0x220/0x220
[  406.084942]  ? mark_held_locks+0x130/0x130
[  406.089189]  ? mark_held_locks+0x130/0x130
[  406.093420]  ? find_held_lock+0x36/0x1c0
[  406.097654]  ? find_held_lock+0x36/0x1c0
[  406.101722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.107263]  __handle_mm_fault+0x3ea0/0x5be0
[  406.111672]  ? poll_select_copy_remaining+0x18c/0x6a0
[  406.116873]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  406.121742]  ? __might_fault+0x12b/0x1e0
[  406.125813]  ? lock_downgrade+0x900/0x900
[  406.129984]  ? zap_class+0x640/0x640
[  406.133700]  ? zap_class+0x640/0x640
[  406.137421]  ? find_held_lock+0x36/0x1c0
[  406.141503]  ? handle_mm_fault+0x42a/0xc70
[  406.145741]  ? lock_downgrade+0x900/0x900
[  406.149892]  ? check_preemption_disabled+0x48/0x280
[  406.154912]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  406.159849]  ? kasan_check_read+0x11/0x20
[  406.163998]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.169274]  ? rcu_softirq_qs+0x20/0x20
[  406.173252]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.178358]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.183897]  ? check_preemption_disabled+0x48/0x280
[  406.188923]  handle_mm_fault+0x54f/0xc70
[  406.193001]  ? __handle_mm_fault+0x5be0/0x5be0
[  406.197589]  ? find_vma+0x34/0x190
[  406.201139]  __do_page_fault+0x5e8/0xe60
[  406.205200]  ? trace_hardirqs_off+0xb8/0x310
[  406.209618]  do_page_fault+0xf2/0x7e0
[  406.213420]  ? vmalloc_sync_all+0x30/0x30
[  406.217570]  ? error_entry+0x70/0xd0
[  406.221288]  ? trace_hardirqs_off_caller+0xbb/0x310
[  406.226303]  ? trace_hardirqs_on_caller+0xc0/0x310
[  406.231238]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.236168]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.241011]  ? trace_hardirqs_on_caller+0x310/0x310
[  406.246032]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.251491]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.256506]  ? prepare_exit_to_usermode+0x291/0x3b0
[  406.261518]  ? page_fault+0x8/0x30
[  406.265095]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.269939]  ? page_fault+0x8/0x30
[  406.273505]  page_fault+0x1e/0x30
[  406.276979] RIP: 0033:0x7fc801b82dd3
[  406.280718] Code: Bad RIP value.
[  406.284093] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  406.289452] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  406.296727] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  406.304005] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  406.311277] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  406.318588] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  406.325888] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  406.325894] warn_alloc_show_mem: 1 callbacks suppressed
[  406.325901] Mem-Info:
[  406.333178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.338544] active_anon:48903 inactive_anon:193 isolated_anon:0
[  406.338544]  active_file:14 inactive_file:14 isolated_file:0
[  406.338544]  unevictable:0 dirty:0 writeback:0 unstable:0
[  406.338544]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  406.338544]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  406.338544]  free:13784 free_pcp:349 free_cma:0
[  406.340915] Call Trace:
[  406.350340] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  406.383203]  <IRQ>
[  406.385772] 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
[  406.413266]  dump_stack+0x244/0x39d
[  406.415387] lowmem_reserve[]: 0 2818 6321 6321
[  406.441504]  ? dump_stack_print_info.cold.1+0x20/0x20
[  406.445106] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  406.449691]  warn_alloc.cold.116+0xb7/0x1bd
[  406.454850] lowmem_reserve[]: 0 0 3503 3503
[  406.482173]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.486473] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  406.490793]  ? lock_downgrade+0x900/0x900
[  406.495609] lowmem_reserve[]: 0 0 0 0
[  406.524693]  ? trace_hardirqs_off+0xb8/0x310
[  406.528838] 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
[  406.532667]  ? trace_hardirqs_off+0xb8/0x310
[  406.537052] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  406.550574]  __alloc_pages_slowpath+0x26e8/0x2e10
[  406.554967] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  406.570333]  ? warn_alloc+0x120/0x120
[  406.575131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  406.590378]  ? print_usage_bug+0xc0/0xc0
[  406.594175] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  406.603034]  ? warn_alloc+0x120/0x120
[  406.607072] 272 total pagecache pages
[  406.615638]  ? warn_alloc+0x120/0x120
[  406.619421] 0 pages in swap cache
[  406.623212]  ? print_usage_bug+0xc0/0xc0
[  406.627001] Swap cache stats: add 0, delete 0, find 0/0
[  406.630444]  ? print_usage_bug+0xc0/0xc0
[  406.634486] Free swap  = 0kB
[  406.639855]  ? __lock_acquire+0x62f/0x4c20
[  406.643893] Total swap = 0kB
[  406.646909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.651116] 1965979 pages RAM
[  406.654132]  ? should_fail+0x22d/0xd01
[  406.659646] 0 pages HighMem/MovableOnly
[  406.662744]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.666609] 342853 pages reserved
[  406.670578]  ? __lock_acquire+0x62f/0x4c20
[  406.675652] 0 pages cma reserved
[  406.679100]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.683379] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.686697]  ? __lock_acquire+0x62f/0x4c20
[  406.686710]  ? should_fail+0x22d/0xd01
[  406.686725]  ? find_held_lock+0x36/0x1c0
[  406.686746]  ? mark_held_locks+0x130/0x130
[  406.691911] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.698326]  ? mark_held_locks+0x130/0x130
[  406.702535] init cpuset=/ mems_allowed=0
[  406.706412]  ? zap_class+0x640/0x640
[  406.736363]  ? zap_class+0x640/0x640
[  406.740080]  ? print_usage_bug+0xc0/0xc0
[  406.744142]  ? do_raw_spin_unlock+0xa7/0x330
[  406.748555]  ? zap_class+0x640/0x640
[  406.752267]  ? print_usage_bug+0xc0/0xc0
[  406.756338]  ? wq_watchdog_touch+0x9c/0xfe
[  406.760577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.766135]  ? check_preemption_disabled+0x48/0x280
[  406.771167]  ? __lock_is_held+0xb5/0x140
[  406.775254]  __alloc_pages_nodemask+0xa80/0xde0
[  406.779924]  ? zap_class+0x640/0x640
[  406.783653]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  406.788692]  ? find_held_lock+0x36/0x1c0
[  406.792764]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.797445]  ? lock_downgrade+0x900/0x900
[  406.801602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.807144]  cache_grow_begin+0xa5/0x8c0
[  406.811217]  ? do_raw_spin_unlock+0xa7/0x330
[  406.815662]  fallback_alloc+0x204/0x2e0
[  406.819647]  ____cache_alloc_node+0x1c7/0x1e0
[  406.824162]  kmem_cache_alloc_node+0xe3/0x730
[  406.828657]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.832908]  __alloc_skb+0x119/0x770
[  406.836659]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  406.841937]  ? netdev_alloc_frag+0x1f0/0x1f0
[  406.846358]  ? lock_downgrade+0x900/0x900
[  406.850516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.856053]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.861510]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.866985]  ? addrconf_rs_timer+0x690/0x690
[  406.871421]  ndisc_alloc_skb+0x144/0x340
[  406.875485]  ndisc_send_rs+0x331/0x6e0
[  406.879404]  addrconf_rs_timer+0x314/0x690
[  406.883657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.887918]  call_timer_fn+0x272/0x920
[  406.891816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.896070]  ? process_timeout+0x40/0x40
[  406.900145]  ? __run_timers+0x7da/0xc70
[  406.904123]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.908621]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.913119]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.917353]  ? lockdep_hardirqs_on+0x296/0x5b0
[  406.921939]  ? trace_hardirqs_on+0xbd/0x310
[  406.926276]  ? kasan_check_read+0x11/0x20
[  406.930422]  ? __run_timers+0x7da/0xc70
[  406.934398]  ? trace_hardirqs_off_caller+0x310/0x310
[  406.939517]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.943782]  __run_timers+0x7e5/0xc70
[  406.947627]  ? timer_fixup_init+0x70/0x70
[  406.951790]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  406.956810]  ? zap_class+0x640/0x640
[  406.960527]  ? enqueue_hrtimer+0x1a5/0x560
[  406.964777]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  406.970008]  ? find_held_lock+0x36/0x1c0
[  406.974075]  ? zap_class+0x640/0x640
[  406.977797]  ? pvclock_read_flags+0x160/0x160
[  406.982308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.987850]  ? check_preemption_disabled+0x48/0x280
[  406.992889]  ? __lock_is_held+0xb5/0x140
[  406.996966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.002504]  ? check_preemption_disabled+0x48/0x280
[  407.007527]  run_timer_softirq+0x52/0xb0
[  407.011592]  ? rcu_read_lock_sched_held+0x14f/0x180
[  407.016610]  __do_softirq+0x308/0xb7e
[  407.020416]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  407.024909]  ? lock_downgrade+0x900/0x900
[  407.029063]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  407.034192]  ? pvclock_read_flags+0x160/0x160
[  407.038692]  ? lapic_next_event+0x5a/0x90
[  407.042845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.048390]  ? kvm_clock_read+0x18/0x30
[  407.052363]  ? kvm_sched_clock_read+0x9/0x20
[  407.056774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.062311]  ? check_preemption_disabled+0x48/0x280
[  407.067337]  irq_exit+0x17f/0x1c0
[  407.070801]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.075645]  ? smp_call_function_single_interrupt+0x159/0x650
[  407.081532]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.087420]  ? interrupt_entry+0xb5/0xc0
[  407.091485]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.096514]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.101532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.106378]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.111392]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.116409]  ? task_prio+0x50/0x50
[  407.119967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.125511]  ? check_preemption_disabled+0x48/0x280
[  407.130545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.135410]  apic_timer_interrupt+0xf/0x20
[  407.139637]  </IRQ>
[  407.141892] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  407.146823] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  407.165731] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  407.173467] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  407.180734] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  407.188003] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  407.195270] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  407.202534] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  407.209869]  skb_clone+0x1bb/0x500
[  407.213440]  ? skb_split+0x11e0/0x11e0
[  407.217328]  ? check_preemption_disabled+0x48/0x280
[  407.222367]  ? __this_cpu_preempt_check+0x1c/0x20
[  407.227208]  ? __bpf_redirect+0x54b/0xb20
[  407.231566]  bpf_clone_redirect+0xb9/0x490
[  407.235808]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  407.240845]  ? __sched_text_start+0x8/0x8
[  407.245019]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  407.249778]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  407.254361]  ? retint_kernel+0x2d/0x2d
[  407.258290]  ? find_held_lock+0x36/0x1c0
[  407.262358]  ? lock_acquire+0x1ed/0x520
[  407.266333]  ? bpf_test_run+0x3cb/0x780
[  407.270323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.275906]  ? check_preemption_disabled+0x48/0x280
[  407.280927]  ? kasan_check_read+0x11/0x20
[  407.285087]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.290379]  ? rcu_softirq_qs+0x20/0x20
[  407.294353]  ? preempt_schedule+0x4d/0x60
[  407.298501]  ? ___preempt_schedule+0x16/0x18
[  407.302931]  ? bpf_test_run+0x25d/0x780
[  407.306931]  ? netlink_diag_dump+0x2a0/0x2a0
[  407.311355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.316890]  ? bpf_test_init.isra.10+0x70/0x100
[  407.321567]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  407.326332]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  407.331172]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  407.336710]  ? fput+0x130/0x1a0
[  407.339992]  ? __bpf_prog_get+0x9b/0x290
[  407.344062]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  407.348900]  ? bpf_prog_test_run+0x130/0x1a0
[  407.353336]  ? __x64_sys_bpf+0x3d8/0x520
[  407.357397]  ? bpf_prog_get+0x20/0x20
[  407.361221]  ? do_syscall_64+0x1b9/0x820
[  407.365280]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  407.370640]  ? syscall_return_slowpath+0x5e0/0x5e0
[  407.375571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.380415]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.385434]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  407.390464]  ? prepare_exit_to_usermode+0x291/0x3b0
[  407.395485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.400355]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  407.405751] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  407.405820] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.411930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.411935] Call Trace:
[  407.411942]  <IRQ>
[  407.411971]  dump_stack+0x244/0x39d
[  407.411994]  ? dump_stack_print_info.cold.1+0x20/0x20
[  407.418555] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.427834]  warn_alloc.cold.116+0xb7/0x1bd
[  407.430388] syz-executor3 cpuset=syz3 mems_allowed=0
[  407.432530]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.466040]  ? lock_downgrade+0x900/0x900
[  407.470196]  ? trace_hardirqs_off+0xb8/0x310
[  407.474613]  ? trace_hardirqs_off+0xb8/0x310
[  407.479048]  __alloc_pages_slowpath+0x26e8/0x2e10
[  407.483935]  ? warn_alloc+0x120/0x120
[  407.487744]  ? print_usage_bug+0xc0/0xc0
[  407.491807]  ? warn_alloc+0x120/0x120
[  407.495612]  ? warn_alloc+0x120/0x120
[  407.499412]  ? print_usage_bug+0xc0/0xc0
[  407.503481]  ? print_usage_bug+0xc0/0xc0
[  407.507549]  ? __lock_acquire+0x62f/0x4c20
[  407.511818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.517360]  ? should_fail+0x22d/0xd01
[  407.521254]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.526359]  ? __lock_acquire+0x62f/0x4c20
[  407.530599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.535724]  ? __lock_acquire+0x62f/0x4c20
[  407.539967]  ? should_fail+0x22d/0xd01
[  407.543868]  ? mark_held_locks+0x130/0x130
[  407.548142]  ? mark_held_locks+0x130/0x130
[  407.552379]  ? zap_class+0x640/0x640
[  407.556102]  ? zap_class+0x640/0x640
[  407.559817]  ? print_usage_bug+0xc0/0xc0
[  407.563877]  ? wq_watchdog_touch+0x9c/0xfe
[  407.568119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.573657]  ? check_preemption_disabled+0x48/0x280
[  407.578696]  ? __lock_is_held+0xb5/0x140
[  407.582792]  __alloc_pages_nodemask+0xa80/0xde0
[  407.587480]  ? zap_class+0x640/0x640
[  407.591198]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  407.596228]  ? find_held_lock+0x36/0x1c0
[  407.600301]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.604980]  ? lock_downgrade+0x900/0x900
[  407.609137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.614681]  cache_grow_begin+0xa5/0x8c0
[  407.618745]  ? do_raw_spin_unlock+0xa7/0x330
[  407.623189]  fallback_alloc+0x204/0x2e0
[  407.627171]  ____cache_alloc_node+0x1c7/0x1e0
[  407.631684]  kmem_cache_alloc_node+0xe3/0x730
[  407.636180]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.640427]  __alloc_skb+0x119/0x770
[  407.644143]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  407.649469]  ? netdev_alloc_frag+0x1f0/0x1f0
[  407.653877]  ? lock_downgrade+0x900/0x900
[  407.658032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.663573]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.669042]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.674493]  ? addrconf_rs_timer+0x690/0x690
[  407.678913]  ndisc_alloc_skb+0x144/0x340
[  407.683007]  ndisc_send_rs+0x331/0x6e0
[  407.686900]  addrconf_rs_timer+0x314/0x690
[  407.691141]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.695386]  call_timer_fn+0x272/0x920
[  407.699273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.703536]  ? process_timeout+0x40/0x40
[  407.707607]  ? mark_held_locks+0xc7/0x130
[  407.711755]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.716260]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.720764]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.725002]  ? lockdep_hardirqs_on+0x296/0x5b0
[  407.729586]  ? trace_hardirqs_on+0xbd/0x310
[  407.733934]  ? kasan_check_read+0x11/0x20
[  407.738087]  ? __run_timers+0x7da/0xc70
[  407.742075]  ? trace_hardirqs_off_caller+0x310/0x310
[  407.747190]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.751420]  __run_timers+0x7e5/0xc70
[  407.755231]  ? timer_fixup_init+0x70/0x70
[  407.759413]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.764429]  ? zap_class+0x640/0x640
[  407.768152]  ? print_usage_bug+0xc0/0xc0
[  407.772215]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  407.777416]  ? find_held_lock+0x36/0x1c0
[  407.781485]  ? zap_class+0x640/0x640
[  407.785208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.790749]  ? check_preemption_disabled+0x48/0x280
[  407.795780]  ? __lock_is_held+0xb5/0x140
[  407.799841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.805392]  ? check_preemption_disabled+0x48/0x280
[  407.810450]  run_timer_softirq+0x52/0xb0
[  407.814517]  ? rcu_read_lock_sched_held+0x14f/0x180
[  407.819532]  __do_softirq+0x308/0xb7e
[  407.823336]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  407.827845]  ? lock_downgrade+0x900/0x900
[  407.831998]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  407.837111]  ? pvclock_read_flags+0x160/0x160
[  407.841609]  ? lapic_next_event+0x5a/0x90
[  407.845764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.851327]  ? kvm_clock_read+0x18/0x30
[  407.855300]  ? kvm_sched_clock_read+0x9/0x20
[  407.859711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.865254]  ? check_preemption_disabled+0x48/0x280
[  407.870286]  irq_exit+0x17f/0x1c0
[  407.873748]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.878592]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.884479]  ? interrupt_entry+0xb5/0xc0
[  407.888542]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.893562]  ? trace_hardirqs_off_caller+0xbb/0x310
[  407.898610]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.903452]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.908476]  ? trace_hardirqs_on_caller+0x310/0x310
[  407.913493]  ? task_prio+0x50/0x50
[  407.917050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.922593]  ? check_preemption_disabled+0x48/0x280
[  407.927618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.932476]  apic_timer_interrupt+0xf/0x20
[  407.936705]  </IRQ>
[  407.938951] RIP: 0010:dump_stack+0x358/0x39d
[  407.943359] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  407.962274] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  407.970003] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  407.977269] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  407.984567] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  407.991835] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  407.999108] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  408.006399]  ? dump_stack+0x34f/0x39d
[  408.010212]  ? dump_stack_print_info.cold.1+0x20/0x20
[  408.015410]  ? mark_held_locks+0x130/0x130
[  408.019644]  ? mark_held_locks+0x130/0x130
[  408.023885]  dump_header+0x27b/0xf72
[  408.027631]  ? pagefault_out_of_memory+0x197/0x197
[  408.032567]  ? __lock_acquire+0x62f/0x4c20
[  408.036830]  ? percpu_ref_get_many+0x240/0x240
[  408.041432]  ? print_usage_bug+0xc0/0xc0
[  408.045541]  ? zap_class+0x640/0x640
[  408.049287]  ? print_usage_bug+0xc0/0xc0
[  408.053367]  ? print_usage_bug+0xc0/0xc0
[  408.057449]  ? zap_class+0x640/0x640
[  408.061177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.066719]  ? find_held_lock+0x36/0x1c0
[  408.070788]  ? mark_held_locks+0xc7/0x130
[  408.074938]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  408.080050]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  408.085155]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  408.089754]  ? trace_hardirqs_on+0xbd/0x310
[  408.094090]  ? kasan_check_read+0x11/0x20
[  408.098490]  ? ___ratelimit+0x3b4/0x672
[  408.102484]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.107589]  ? trace_hardirqs_on+0x310/0x310
[  408.111999]  ? lock_downgrade+0x900/0x900
[  408.116153]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  408.121261]  ? ___ratelimit+0x3b9/0x672
[  408.125241]  ? idr_get_free+0xf70/0xf70
[  408.129216]  ? find_held_lock+0x36/0x1c0
[  408.133289]  oom_kill_process.cold.27+0x10/0x903
[  408.138060]  ? zap_class+0x640/0x640
[  408.141776]  ? check_preemption_disabled+0x48/0x280
[  408.146793]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.151719]  ? kasan_check_read+0x11/0x20
[  408.155862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.161156]  ? oom_evaluate_task+0x540/0x540
[  408.165584]  ? find_held_lock+0x36/0x1c0
[  408.169655]  ? out_of_memory+0x974/0x1430
[  408.173805]  ? lock_downgrade+0x900/0x900
[  408.177959]  ? check_preemption_disabled+0x48/0x280
[  408.183000]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.187953]  ? kasan_check_read+0x11/0x20
[  408.192133]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.197412]  ? rcu_softirq_qs+0x20/0x20
[  408.201391]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.206924]  ? oom_evaluate_task+0x302/0x540
[  408.211344]  out_of_memory+0xa84/0x1430
[  408.215327]  ? oom_killer_disable+0x3a0/0x3a0
[  408.219845]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  408.224786]  ? __ww_mutex_check_waiters+0x160/0x160
[  408.229823]  __alloc_pages_slowpath+0x2354/0x2e10
[  408.234695]  ? warn_alloc+0x120/0x120
[  408.238493]  ? mark_held_locks+0x130/0x130
[  408.242775]  ? find_get_entry+0xaae/0x1120
[  408.247039]  ? filemap_map_pages+0x1a20/0x1a20
[  408.251641]  ? zap_class+0x640/0x640
[  408.255362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.260905]  ? check_preemption_disabled+0x48/0x280
[  408.265927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.271479]  ? should_fail+0x22d/0xd01
[  408.275386]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.280523]  ? zap_class+0x640/0x640
[  408.284262]  ? __lock_is_held+0xb5/0x140
[  408.288364]  ? mark_held_locks+0x130/0x130
[  408.292606]  ? lock_release+0xa00/0xa00
[  408.296581]  ? perf_trace_sched_process_exec+0x860/0x860
[  408.302033]  ? xa_load+0x2ba/0x460
[  408.305574]  ? lock_downgrade+0x900/0x900
[  408.309728]  ? __might_sleep+0x95/0x190
[  408.313709]  __alloc_pages_nodemask+0xa80/0xde0
[  408.318386]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  408.323407]  ? __page_cache_alloc+0x191/0x5c0
[  408.327909]  ? xa_load+0x2e1/0x460
[  408.331485]  ? xa_clear_mark+0x40/0x40
[  408.335391]  ? zap_class+0x640/0x640
[  408.339158]  ? zap_class+0x640/0x640
[  408.342887]  ? zap_class+0x640/0x640
[  408.346601]  ? __do_page_cache_readahead+0x663/0x810
[  408.351709]  ? find_held_lock+0x36/0x1c0
[  408.355781]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  408.361329]  alloc_pages_current+0x173/0x350
[  408.365741]  __page_cache_alloc+0x38c/0x5c0
[  408.370074]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.375002]  ? kasan_check_read+0x11/0x20
[  408.379167]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.384445]  ? generic_perform_write+0x6a0/0x6a0
[  408.389208]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.394746]  ? check_preemption_disabled+0x48/0x280
[  408.399823]  filemap_fault+0x1595/0x25f0
[  408.403899]  ? __lock_page_or_retry+0xa00/0xa00
[  408.408574]  ? mark_held_locks+0x130/0x130
[  408.412817]  ? filemap_map_pages+0xd6b/0x1a20
[  408.417314]  ? lock_downgrade+0x900/0x900
[  408.421468]  ? check_preemption_disabled+0x48/0x280
[  408.426490]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.431424]  ? kasan_check_read+0x11/0x20
[  408.435574]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.440848]  ? rcu_softirq_qs+0x20/0x20
[  408.444834]  ? filemap_map_pages+0xd92/0x1a20
[  408.449334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.454880]  ? find_get_entries_tag+0x1400/0x1400
[  408.459725]  ? __lock_acquire+0x62f/0x4c20
[  408.463977]  ? lock_acquire+0x1ed/0x520
[  408.467962]  ? ext4_filemap_fault+0x7a/0xad
[  408.472302]  ? lock_release+0xa00/0xa00
[  408.476308]  ? perf_trace_sched_process_exec+0x860/0x860
[  408.481759]  ? print_usage_bug+0xc0/0xc0
[  408.485823]  ? print_usage_bug+0xc0/0xc0
[  408.489902]  ? down_read+0x8d/0x120
[  408.493526]  ? ext4_filemap_fault+0x7a/0xad
[  408.497853]  ? __down_interruptible+0x700/0x700
[  408.502547]  ext4_filemap_fault+0x82/0xad
[  408.506711]  __do_fault+0x100/0x6b0
[  408.510342]  ? pmd_devmap_trans_unstable+0x220/0x220
[  408.515453]  ? mark_held_locks+0x130/0x130
[  408.519696]  ? mark_held_locks+0x130/0x130
[  408.523929]  ? find_held_lock+0x36/0x1c0
[  408.528007]  ? find_held_lock+0x36/0x1c0
[  408.532076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.537632]  __handle_mm_fault+0x3ea0/0x5be0
[  408.542041]  ? poll_select_copy_remaining+0x18c/0x6a0
[  408.547239]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  408.552090]  ? __might_fault+0x12b/0x1e0
[  408.556153]  ? lock_downgrade+0x900/0x900
[  408.560311]  ? zap_class+0x640/0x640
[  408.564025]  ? zap_class+0x640/0x640
[  408.567771]  ? find_held_lock+0x36/0x1c0
[  408.571871]  ? handle_mm_fault+0x42a/0xc70
[  408.576107]  ? lock_downgrade+0x900/0x900
[  408.580255]  ? check_preemption_disabled+0x48/0x280
[  408.585275]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  408.590205]  ? kasan_check_read+0x11/0x20
[  408.594352]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  408.599627]  ? rcu_softirq_qs+0x20/0x20
[  408.603601]  ? trace_hardirqs_off_caller+0x310/0x310
[  408.608709]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.614250]  ? check_preemption_disabled+0x48/0x280
[  408.619276]  handle_mm_fault+0x54f/0xc70
[  408.623343]  ? __handle_mm_fault+0x5be0/0x5be0
[  408.627954]  ? find_vma+0x34/0x190
[  408.631515]  __do_page_fault+0x5e8/0xe60
[  408.635576]  ? trace_hardirqs_off+0xb8/0x310
[  408.640000]  do_page_fault+0xf2/0x7e0
[  408.643806]  ? vmalloc_sync_all+0x30/0x30
[  408.647960]  ? error_entry+0x70/0xd0
[  408.651680]  ? trace_hardirqs_off_caller+0xbb/0x310
[  408.656696]  ? trace_hardirqs_on_caller+0xc0/0x310
[  408.661629]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.666558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.671404]  ? trace_hardirqs_on_caller+0x310/0x310
[  408.676515]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.681975]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  408.686995]  ? prepare_exit_to_usermode+0x291/0x3b0
[  408.692011]  ? page_fault+0x8/0x30
[  408.695556]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.700417]  ? page_fault+0x8/0x30
[  408.703968]  page_fault+0x1e/0x30
[  408.707424] RIP: 0033:0x7fc801b82dd3
[  408.711168] Code: Bad RIP value.
[  408.714526] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  408.719888] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  408.727153] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  408.734419] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  408.741688] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  408.748959] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  408.756255] warn_alloc_show_mem: 1 callbacks suppressed
[  408.756267] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  408.756269] Mem-Info:
[  408.756301] active_anon:48903 inactive_anon:193 isolated_anon:0
[  408.756301]  active_file:14 inactive_file:14 isolated_file:0
[  408.756301]  unevictable:0 dirty:0 writeback:0 unstable:0
[  408.756301]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  408.756301]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  408.756301]  free:13784 free_pcp:349 free_cma:0
[  408.761637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.761646] Call Trace:
[  408.768925] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  408.771322]  <IRQ>
[  408.804282] 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
[  408.813644]  dump_stack+0x244/0x39d
[  408.816200] lowmem_reserve[]: 0 2818 6321 6321
[  408.843706]  ? dump_stack_print_info.cold.1+0x20/0x20
[  408.845829] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  408.871964]  warn_alloc.cold.116+0xb7/0x1bd
[  408.875558] lowmem_reserve[]: 0 0 3503 3503
[  408.880154]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.885319] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  408.912660]  ? lock_downgrade+0x900/0x900
[  408.916991] lowmem_reserve[]: 0 0 0 0
[  408.921312]  ? trace_hardirqs_off+0xb8/0x310
[  408.926124] 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
[  408.955190]  ? trace_hardirqs_off+0xb8/0x310
[  408.959312] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  408.963110]  __alloc_pages_slowpath+0x26e8/0x2e10
[  408.967486] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  408.981026]  ? warn_alloc+0x120/0x120
[  408.985392] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  409.000732]  ? print_usage_bug+0xc0/0xc0
[  409.005556] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  409.020806]  ? warn_alloc+0x120/0x120
[  409.024578] 272 total pagecache pages
[  409.033423]  ? warn_alloc+0x120/0x120
[  409.037468] 0 pages in swap cache
[  409.046026]  ? print_usage_bug+0xc0/0xc0
[  409.049804] Swap cache stats: add 0, delete 0, find 0/0
[  409.053610]  ? kvm_clock_read+0x18/0x30
[  409.057388] Free swap  = 0kB
[  409.060834]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.064880] Total swap = 0kB
[  409.070244]  ? print_usage_bug+0xc0/0xc0
[  409.074224] 1965979 pages RAM
[  409.077235]  ? __lock_acquire+0x62f/0x4c20
[  409.082226] 0 pages HighMem/MovableOnly
[  409.085250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.089282] 342853 pages reserved
[  409.092394]  ? should_fail+0x22d/0xd01
[  409.096633] 0 pages cma reserved
[  409.100597]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.106189] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.109574]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.109589]  ? __lock_acquire+0x62f/0x4c20
[  409.109607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.113545] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.116847]  ? __lock_acquire+0x62f/0x4c20
[  409.122100] init cpuset=/ mems_allowed=0
[  409.128585]  ? should_fail+0x22d/0xd01
[  409.164843]  ? rcu_irq_exit+0x1a2/0x390
[  409.168832]  ? mark_held_locks+0x130/0x130
[  409.173075]  ? mark_held_locks+0x130/0x130
[  409.177317]  ? mark_held_locks+0xc7/0x130
[  409.181468]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  409.186497]  ? zap_class+0x640/0x640
[  409.190215]  ? print_usage_bug+0xc0/0xc0
[  409.194285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.199828]  ? check_preemption_disabled+0x48/0x280
[  409.204859]  ? __lock_is_held+0xb5/0x140
[  409.208935]  __alloc_pages_nodemask+0xa80/0xde0
[  409.213617]  ? zap_class+0x640/0x640
[  409.217337]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  409.222379]  ? find_held_lock+0x36/0x1c0
[  409.226480]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.231276]  ? lock_downgrade+0x900/0x900
[  409.235434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.240987]  cache_grow_begin+0xa5/0x8c0
[  409.245057]  ? do_raw_spin_unlock+0xa7/0x330
[  409.249493]  fallback_alloc+0x204/0x2e0
[  409.253474]  ____cache_alloc_node+0x1c7/0x1e0
[  409.257985]  kmem_cache_alloc_node+0xe3/0x730
[  409.262487]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.266747]  __alloc_skb+0x119/0x770
[  409.270458]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.275740]  ? netdev_alloc_frag+0x1f0/0x1f0
[  409.280154]  ? lock_downgrade+0x900/0x900
[  409.284330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.289871]  ? refcount_sub_and_test_checked+0x203/0x310
[  409.295327]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  409.300783]  ? addrconf_rs_timer+0x690/0x690
[  409.305217]  ndisc_alloc_skb+0x144/0x340
[  409.309284]  ndisc_send_rs+0x331/0x6e0
[  409.313177]  addrconf_rs_timer+0x314/0x690
[  409.317418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.321678]  call_timer_fn+0x272/0x920
[  409.325569]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.329817]  ? process_timeout+0x40/0x40
[  409.333886]  ? __run_timers+0x7da/0xc70
[  409.337892]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.342385]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.346878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.351117]  ? lockdep_hardirqs_on+0x296/0x5b0
[  409.355705]  ? trace_hardirqs_on+0xbd/0x310
[  409.360028]  ? kasan_check_read+0x11/0x20
[  409.364174]  ? __run_timers+0x7da/0xc70
[  409.368150]  ? trace_hardirqs_off_caller+0x310/0x310
[  409.373260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.377500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.381732]  __run_timers+0x7e5/0xc70
[  409.385541]  ? timer_fixup_init+0x70/0x70
[  409.389693]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  409.394706]  ? zap_class+0x640/0x640
[  409.398438]  ? enqueue_hrtimer+0x1a5/0x560
[  409.402686]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  409.407882]  ? find_held_lock+0x36/0x1c0
[  409.411961]  ? zap_class+0x640/0x640
[  409.415684]  ? pvclock_read_flags+0x160/0x160
[  409.420182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.425725]  ? check_preemption_disabled+0x48/0x280
[  409.430756]  ? __lock_is_held+0xb5/0x140
[  409.434818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.440358]  ? check_preemption_disabled+0x48/0x280
[  409.445384]  run_timer_softirq+0x52/0xb0
[  409.449459]  ? rcu_read_lock_sched_held+0x14f/0x180
[  409.454482]  __do_softirq+0x308/0xb7e
[  409.458291]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  409.462786]  ? lock_downgrade+0x900/0x900
[  409.466939]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  409.472077]  ? pvclock_read_flags+0x160/0x160
[  409.476580]  ? lapic_next_event+0x5a/0x90
[  409.480750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.486311]  ? kvm_clock_read+0x18/0x30
[  409.490286]  ? kvm_sched_clock_read+0x9/0x20
[  409.494700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.500243]  ? check_preemption_disabled+0x48/0x280
[  409.505288]  irq_exit+0x17f/0x1c0
[  409.508745]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.513588]  ? smp_call_function_single_interrupt+0x159/0x650
[  409.519472]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.525363]  ? interrupt_entry+0xb5/0xc0
[  409.529426]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.534468]  ? trace_hardirqs_off_caller+0xbb/0x310
[  409.539531]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.544376]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.549410]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.554424]  ? task_prio+0x50/0x50
[  409.557977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.563521]  ? check_preemption_disabled+0x48/0x280
[  409.568545]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.573399]  apic_timer_interrupt+0xf/0x20
[  409.577626]  </IRQ>
[  409.579895] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  409.584826] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  409.603726] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  409.611431] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  409.618707] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  409.625984] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  409.633295] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  409.640578] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  409.647908]  skb_clone+0x1bb/0x500
[  409.651456]  ? skb_split+0x11e0/0x11e0
[  409.655362]  ? check_preemption_disabled+0x48/0x280
[  409.660413]  ? __this_cpu_preempt_check+0x1c/0x20
[  409.665257]  ? __bpf_redirect+0x54b/0xb20
[  409.669416]  bpf_clone_redirect+0xb9/0x490
[  409.673658]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  409.678682]  ? __sched_text_start+0x8/0x8
[  409.682833]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.687596]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  409.692181]  ? retint_kernel+0x2d/0x2d
[  409.696077]  ? find_held_lock+0x36/0x1c0
[  409.700152]  ? lock_acquire+0x1ed/0x520
[  409.704147]  ? bpf_test_run+0x3cb/0x780
[  409.708123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.713677]  ? check_preemption_disabled+0x48/0x280
[  409.718701]  ? kasan_check_read+0x11/0x20
[  409.722848]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  409.728124]  ? rcu_softirq_qs+0x20/0x20
[  409.732135]  ? preempt_schedule+0x4d/0x60
[  409.736287]  ? ___preempt_schedule+0x16/0x18
[  409.740711]  ? bpf_test_run+0x25d/0x780
[  409.744699]  ? netlink_diag_dump+0x2a0/0x2a0
[  409.749112]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.754650]  ? bpf_test_init.isra.10+0x70/0x100
[  409.759346]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  409.764129]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  409.768989]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  409.774528]  ? fput+0x130/0x1a0
[  409.777814]  ? __bpf_prog_get+0x9b/0x290
[  409.781883]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  409.786739]  ? bpf_prog_test_run+0x130/0x1a0
[  409.791156]  ? __x64_sys_bpf+0x3d8/0x520
[  409.795220]  ? bpf_prog_get+0x20/0x20
[  409.799048]  ? do_syscall_64+0x1b9/0x820
[  409.803132]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  409.808502]  ? syscall_return_slowpath+0x5e0/0x5e0
[  409.813428]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.818292]  ? trace_hardirqs_on_caller+0x310/0x310
[  409.823318]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  409.828339]  ? prepare_exit_to_usermode+0x291/0x3b0
[  409.833374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.838225]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  409.843610] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  409.843680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.849759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.849764] Call Trace:
[  409.849771]  <IRQ>
[  409.849790]  dump_stack+0x244/0x39d
[  409.849808]  ? dump_stack_print_info.cold.1+0x20/0x20
[  409.856335] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.865640]  warn_alloc.cold.116+0xb7/0x1bd
[  409.868194] syz-executor3 cpuset=syz3 mems_allowed=0
[  409.870337]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.903824]  ? lock_downgrade+0x900/0x900
[  409.908002]  ? trace_hardirqs_off+0xb8/0x310
[  409.912435]  ? trace_hardirqs_off+0xb8/0x310
[  409.916859]  __alloc_pages_slowpath+0x26e8/0x2e10
[  409.921733]  ? warn_alloc+0x120/0x120
[  409.925537]  ? print_usage_bug+0xc0/0xc0
[  409.929603]  ? warn_alloc+0x120/0x120
[  409.933408]  ? warn_alloc+0x120/0x120
[  409.937213]  ? print_usage_bug+0xc0/0xc0
[  409.941280]  ? print_usage_bug+0xc0/0xc0
[  409.945342]  ? __lock_acquire+0x62f/0x4c20
[  409.949588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.955126]  ? should_fail+0x22d/0xd01
[  409.959022]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.964131]  ? __lock_acquire+0x62f/0x4c20
[  409.968384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.973488]  ? __lock_acquire+0x62f/0x4c20
[  409.977723]  ? should_fail+0x22d/0xd01
[  409.981635]  ? find_held_lock+0x36/0x1c0
[  409.985706]  ? mark_held_locks+0x130/0x130
[  409.989984]  ? mark_held_locks+0x130/0x130
[  409.994246]  ? zap_class+0x640/0x640
[  409.997969]  ? zap_class+0x640/0x640
[  410.001686]  ? print_usage_bug+0xc0/0xc0
[  410.005743]  ? do_raw_spin_unlock+0xa7/0x330
[  410.010153]  ? zap_class+0x640/0x640
[  410.013869]  ? print_usage_bug+0xc0/0xc0
[  410.017934]  ? wq_watchdog_touch+0x9c/0xfe
[  410.022196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.027758]  ? check_preemption_disabled+0x48/0x280
[  410.032793]  ? __lock_is_held+0xb5/0x140
[  410.036886]  __alloc_pages_nodemask+0xa80/0xde0
[  410.041567]  ? zap_class+0x640/0x640
[  410.045284]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  410.050312]  ? find_held_lock+0x36/0x1c0
[  410.054387]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.059118]  ? lock_downgrade+0x900/0x900
[  410.063278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.068845]  cache_grow_begin+0xa5/0x8c0
[  410.072907]  ? do_raw_spin_unlock+0xa7/0x330
[  410.077337]  fallback_alloc+0x204/0x2e0
[  410.081319]  ____cache_alloc_node+0x1c7/0x1e0
[  410.085839]  kmem_cache_alloc_node+0xe3/0x730
[  410.090367]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.094613]  __alloc_skb+0x119/0x770
[  410.098503]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.103786]  ? netdev_alloc_frag+0x1f0/0x1f0
[  410.108193]  ? lock_downgrade+0x900/0x900
[  410.112380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.117919]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.123385]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.128839]  ? addrconf_rs_timer+0x690/0x690
[  410.133262]  ndisc_alloc_skb+0x144/0x340
[  410.137328]  ndisc_send_rs+0x331/0x6e0
[  410.141226]  addrconf_rs_timer+0x314/0x690
[  410.145473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.149733]  call_timer_fn+0x272/0x920
[  410.153644]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.157895]  ? process_timeout+0x40/0x40
[  410.161991]  ? mark_held_locks+0xc7/0x130
[  410.166143]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.170636]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.175130]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.179366]  ? lockdep_hardirqs_on+0x296/0x5b0
[  410.183962]  ? trace_hardirqs_on+0xbd/0x310
[  410.188301]  ? kasan_check_read+0x11/0x20
[  410.192463]  ? __run_timers+0x7da/0xc70
[  410.196479]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.201590]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.205843]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.210082]  __run_timers+0x7e5/0xc70
[  410.213909]  ? timer_fixup_init+0x70/0x70
[  410.218060]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.223077]  ? zap_class+0x640/0x640
[  410.226800]  ? print_usage_bug+0xc0/0xc0
[  410.230869]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  410.236081]  ? find_held_lock+0x36/0x1c0
[  410.240149]  ? zap_class+0x640/0x640
[  410.243885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.249423]  ? check_preemption_disabled+0x48/0x280
[  410.254493]  ? __lock_is_held+0xb5/0x140
[  410.258556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.264098]  ? check_preemption_disabled+0x48/0x280
[  410.269126]  run_timer_softirq+0x52/0xb0
[  410.273187]  ? rcu_read_lock_sched_held+0x14f/0x180
[  410.278206]  __do_softirq+0x308/0xb7e
[  410.282017]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  410.286521]  ? lock_downgrade+0x900/0x900
[  410.290675]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  410.295803]  ? pvclock_read_flags+0x160/0x160
[  410.300304]  ? lapic_next_event+0x5a/0x90
[  410.304453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.310009]  ? kvm_clock_read+0x18/0x30
[  410.313993]  ? kvm_sched_clock_read+0x9/0x20
[  410.318425]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.323996]  ? check_preemption_disabled+0x48/0x280
[  410.329022]  irq_exit+0x17f/0x1c0
[  410.332480]  smp_apic_timer_interrupt+0x1cb/0x760
[  410.337324]  ? smp_call_function_single_interrupt+0x650/0x650
[  410.343210]  ? interrupt_entry+0xb5/0xc0
[  410.347277]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.352293]  ? trace_hardirqs_off_caller+0xbb/0x310
[  410.357334]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.362177]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.367191]  ? trace_hardirqs_on_caller+0x310/0x310
[  410.372210]  ? task_prio+0x50/0x50
[  410.375778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.381317]  ? check_preemption_disabled+0x48/0x280
[  410.386341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.391194]  apic_timer_interrupt+0xf/0x20
[  410.395423]  </IRQ>
[  410.397665] RIP: 0010:dump_stack+0x358/0x39d
[  410.402094] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  410.421007] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  410.428727] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  410.435995] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  410.443260] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  410.450528] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  410.457797] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  410.465085]  ? dump_stack+0x34f/0x39d
[  410.468903]  ? dump_stack_print_info.cold.1+0x20/0x20
[  410.474097]  ? mark_held_locks+0x130/0x130
[  410.478339]  ? mark_held_locks+0x130/0x130
[  410.482582]  dump_header+0x27b/0xf72
[  410.486311]  ? pagefault_out_of_memory+0x197/0x197
[  410.491264]  ? __lock_acquire+0x62f/0x4c20
[  410.495542]  ? percpu_ref_get_many+0x240/0x240
[  410.500130]  ? print_usage_bug+0xc0/0xc0
[  410.504201]  ? zap_class+0x640/0x640
[  410.507922]  ? print_usage_bug+0xc0/0xc0
[  410.511991]  ? print_usage_bug+0xc0/0xc0
[  410.516056]  ? zap_class+0x640/0x640
[  410.519779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.525322]  ? find_held_lock+0x36/0x1c0
[  410.529392]  ? mark_held_locks+0xc7/0x130
[  410.533559]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  410.538677]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  410.543793]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  410.548376]  ? trace_hardirqs_on+0xbd/0x310
[  410.552702]  ? kasan_check_read+0x11/0x20
[  410.556850]  ? ___ratelimit+0x3b4/0x672
[  410.560826]  ? trace_hardirqs_off_caller+0x310/0x310
[  410.565932]  ? trace_hardirqs_on+0x310/0x310
[  410.570353]  ? lock_downgrade+0x900/0x900
[  410.574508]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  410.579610]  ? ___ratelimit+0x3b9/0x672
[  410.583589]  ? idr_get_free+0xf70/0xf70
[  410.587567]  ? find_held_lock+0x36/0x1c0
[  410.591642]  oom_kill_process.cold.27+0x10/0x903
[  410.596406]  ? zap_class+0x640/0x640
[  410.600126]  ? check_preemption_disabled+0x48/0x280
[  410.605148]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.610080]  ? kasan_check_read+0x11/0x20
[  410.614230]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.619513]  ? oom_evaluate_task+0x540/0x540
[  410.623927]  ? find_held_lock+0x36/0x1c0
[  410.628007]  ? out_of_memory+0x974/0x1430
[  410.632160]  ? lock_downgrade+0x900/0x900
[  410.636309]  ? check_preemption_disabled+0x48/0x280
[  410.641332]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.646274]  ? kasan_check_read+0x11/0x20
[  410.650447]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.655745]  ? rcu_softirq_qs+0x20/0x20
[  410.659754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.665319]  ? oom_evaluate_task+0x302/0x540
[  410.669747]  out_of_memory+0xa84/0x1430
[  410.673744]  ? oom_killer_disable+0x3a0/0x3a0
[  410.678238]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  410.683174]  ? __ww_mutex_check_waiters+0x160/0x160
[  410.688205]  __alloc_pages_slowpath+0x2354/0x2e10
[  410.693092]  ? warn_alloc+0x120/0x120
[  410.696927]  ? mark_held_locks+0x130/0x130
[  410.701176]  ? find_get_entry+0xaae/0x1120
[  410.705422]  ? filemap_map_pages+0x1a20/0x1a20
[  410.710030]  ? zap_class+0x640/0x640
[  410.713782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.719322]  ? check_preemption_disabled+0x48/0x280
[  410.724338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.729894]  ? should_fail+0x22d/0xd01
[  410.733801]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.738904]  ? zap_class+0x640/0x640
[  410.742647]  ? __lock_is_held+0xb5/0x140
[  410.746721]  ? mark_held_locks+0x130/0x130
[  410.750972]  ? lock_release+0xa00/0xa00
[  410.754980]  ? perf_trace_sched_process_exec+0x860/0x860
[  410.760433]  ? xa_load+0x2ba/0x460
[  410.763985]  ? lock_downgrade+0x900/0x900
[  410.768146]  ? __might_sleep+0x95/0x190
[  410.772129]  __alloc_pages_nodemask+0xa80/0xde0
[  410.776807]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  410.781824]  ? __page_cache_alloc+0x191/0x5c0
[  410.786318]  ? xa_load+0x2e1/0x460
[  410.789861]  ? xa_clear_mark+0x40/0x40
[  410.793754]  ? zap_class+0x640/0x640
[  410.797481]  ? zap_class+0x640/0x640
[  410.801199]  ? zap_class+0x640/0x640
[  410.804913]  ? __do_page_cache_readahead+0x663/0x810
[  410.810032]  ? find_held_lock+0x36/0x1c0
[  410.814099]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  410.819654]  alloc_pages_current+0x173/0x350
[  410.824080]  __page_cache_alloc+0x38c/0x5c0
[  410.828402]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.833345]  ? kasan_check_read+0x11/0x20
[  410.837494]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.842788]  ? generic_perform_write+0x6a0/0x6a0
[  410.847547]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.853117]  ? check_preemption_disabled+0x48/0x280
[  410.858145]  filemap_fault+0x1595/0x25f0
[  410.862220]  ? __lock_page_or_retry+0xa00/0xa00
[  410.866893]  ? mark_held_locks+0x130/0x130
[  410.871139]  ? filemap_map_pages+0xd6b/0x1a20
[  410.875639]  ? lock_downgrade+0x900/0x900
[  410.879789]  ? check_preemption_disabled+0x48/0x280
[  410.884811]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  410.889741]  ? kasan_check_read+0x11/0x20
[  410.893888]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  410.899163]  ? rcu_softirq_qs+0x20/0x20
[  410.903151]  ? filemap_map_pages+0xd92/0x1a20
[  410.907657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.913205]  ? find_get_entries_tag+0x1400/0x1400
[  410.918065]  ? __lock_acquire+0x62f/0x4c20
[  410.922322]  ? lock_acquire+0x1ed/0x520
[  410.926297]  ? ext4_filemap_fault+0x7a/0xad
[  410.930625]  ? lock_release+0xa00/0xa00
[  410.934598]  ? perf_trace_sched_process_exec+0x860/0x860
[  410.940065]  ? print_usage_bug+0xc0/0xc0
[  410.944132]  ? print_usage_bug+0xc0/0xc0
[  410.948210]  ? down_read+0x8d/0x120
[  410.951835]  ? ext4_filemap_fault+0x7a/0xad
[  410.956162]  ? __down_interruptible+0x700/0x700
[  410.960855]  ext4_filemap_fault+0x82/0xad
[  410.965016]  __do_fault+0x100/0x6b0
[  410.968656]  ? pmd_devmap_trans_unstable+0x220/0x220
[  410.973765]  ? mark_held_locks+0x130/0x130
[  410.978003]  ? mark_held_locks+0x130/0x130
[  410.982238]  ? find_held_lock+0x36/0x1c0
[  410.986306]  ? find_held_lock+0x36/0x1c0
[  410.990371]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.995911]  __handle_mm_fault+0x3ea0/0x5be0
[  411.000338]  ? poll_select_copy_remaining+0x18c/0x6a0
[  411.005535]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  411.010388]  ? __might_fault+0x12b/0x1e0
[  411.014449]  ? lock_downgrade+0x900/0x900
[  411.018624]  ? zap_class+0x640/0x640
[  411.022341]  ? zap_class+0x640/0x640
[  411.026094]  ? find_held_lock+0x36/0x1c0
[  411.030165]  ? handle_mm_fault+0x42a/0xc70
[  411.034402]  ? lock_downgrade+0x900/0x900
[  411.038579]  ? check_preemption_disabled+0x48/0x280
[  411.043595]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  411.048551]  ? kasan_check_read+0x11/0x20
[  411.052697]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.057982]  ? rcu_softirq_qs+0x20/0x20
[  411.061982]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.067089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.072626]  ? check_preemption_disabled+0x48/0x280
[  411.077660]  handle_mm_fault+0x54f/0xc70
[  411.081744]  ? __handle_mm_fault+0x5be0/0x5be0
[  411.086337]  ? find_vma+0x34/0x190
[  411.089897]  __do_page_fault+0x5e8/0xe60
[  411.093967]  ? trace_hardirqs_off+0xb8/0x310
[  411.098390]  do_page_fault+0xf2/0x7e0
[  411.102210]  ? vmalloc_sync_all+0x30/0x30
[  411.106361]  ? error_entry+0x70/0xd0
[  411.110076]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.115094]  ? trace_hardirqs_on_caller+0xc0/0x310
[  411.120041]  ? syscall_return_slowpath+0x5e0/0x5e0
[  411.124988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.129833]  ? trace_hardirqs_on_caller+0x310/0x310
[  411.134902]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.140354]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  411.145376]  ? prepare_exit_to_usermode+0x291/0x3b0
[  411.150392]  ? page_fault+0x8/0x30
[  411.153934]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.158788]  ? page_fault+0x8/0x30
[  411.162332]  page_fault+0x1e/0x30
[  411.165784] RIP: 0033:0x7fc801b82dd3
[  411.169508] Code: Bad RIP value.
[  411.172903] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  411.178262] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  411.185530] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  411.192801] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  411.200070] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  411.207338] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  411.214632] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  411.214638] warn_alloc_show_mem: 1 callbacks suppressed
[  411.214645] Mem-Info:
[  411.221918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.227313] active_anon:48903 inactive_anon:193 isolated_anon:0
[  411.227313]  active_file:14 inactive_file:14 isolated_file:0
[  411.227313]  unevictable:0 dirty:0 writeback:0 unstable:0
[  411.227313]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  411.227313]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  411.227313]  free:13784 free_pcp:349 free_cma:0
[  411.229792] Call Trace:
[  411.239183] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  411.272025]  <IRQ>
[  411.274600] 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
[  411.302129]  dump_stack+0x244/0x39d
[  411.304251] lowmem_reserve[]: 0 2818 6321 6321
[  411.330376]  ? dump_stack_print_info.cold.1+0x20/0x20
[  411.333982] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  411.338566]  warn_alloc.cold.116+0xb7/0x1bd
[  411.343722] lowmem_reserve[]: 0 0 3503 3503
[  411.371039]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.375335] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  411.379651]  ? lock_downgrade+0x900/0x900
[  411.384470] lowmem_reserve[]: 0 0 0 0
[  411.413529]  ? trace_hardirqs_off+0xb8/0x310
[  411.417661] 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
[  411.421475]  ? trace_hardirqs_off+0xb8/0x310
[  411.425858] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  411.439380]  __alloc_pages_slowpath+0x26e8/0x2e10
[  411.443757] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  411.459122]  ? warn_alloc+0x120/0x120
[  411.463922] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  411.479170]  ? print_usage_bug+0xc0/0xc0
[  411.482962] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  411.491788]  ? warn_alloc+0x120/0x120
[  411.495825] 272 total pagecache pages
[  411.504398]  ? warn_alloc+0x120/0x120
[  411.508180] 0 pages in swap cache
[  411.511975]  ? print_usage_bug+0xc0/0xc0
[  411.515753] Swap cache stats: add 0, delete 0, find 0/0
[  411.519200]  ? print_usage_bug+0xc0/0xc0
[  411.523237] Free swap  = 0kB
[  411.528590]  ? __lock_acquire+0x62f/0x4c20
[  411.532625] Total swap = 0kB
[  411.535637]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.539843] 1965979 pages RAM
[  411.542859]  ? should_fail+0x22d/0xd01
[  411.548387] 0 pages HighMem/MovableOnly
[  411.551504]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.555365] 342853 pages reserved
[  411.559332]  ? __lock_acquire+0x62f/0x4c20
[  411.564413] 0 pages cma reserved
[  411.567862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.572131] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  411.575425]  ? __lock_acquire+0x62f/0x4c20
[  411.575442]  ? should_fail+0x22d/0xd01
[  411.580615] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  411.587021]  ? find_held_lock+0x36/0x1c0
[  411.591236] init cpuset=/ mems_allowed=0
[  411.595121]  ? mark_held_locks+0x130/0x130
[  411.617182]  ? mark_held_locks+0x130/0x130
[  411.621436]  ? zap_class+0x640/0x640
[  411.625164]  ? zap_class+0x640/0x640
[  411.628889]  ? print_usage_bug+0xc0/0xc0
[  411.632975]  ? do_raw_spin_unlock+0xa7/0x330
[  411.637388]  ? zap_class+0x640/0x640
[  411.641102]  ? print_usage_bug+0xc0/0xc0
[  411.645165]  ? wq_watchdog_touch+0x9c/0xfe
[  411.649403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.654954]  ? check_preemption_disabled+0x48/0x280
[  411.659997]  ? __lock_is_held+0xb5/0x140
[  411.664066]  __alloc_pages_nodemask+0xa80/0xde0
[  411.668736]  ? zap_class+0x640/0x640
[  411.672455]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  411.677483]  ? find_held_lock+0x36/0x1c0
[  411.681558]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.686232]  ? lock_downgrade+0x900/0x900
[  411.690439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.695993]  cache_grow_begin+0xa5/0x8c0
[  411.700056]  ? do_raw_spin_unlock+0xa7/0x330
[  411.704474]  fallback_alloc+0x204/0x2e0
[  411.708478]  ____cache_alloc_node+0x1c7/0x1e0
[  411.712988]  kmem_cache_alloc_node+0xe3/0x730
[  411.717507]  ? ipv6_get_ifaddr+0x42e/0x620
[  411.721752]  __alloc_skb+0x119/0x770
[  411.725485]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  411.730763]  ? netdev_alloc_frag+0x1f0/0x1f0
[  411.735171]  ? lock_downgrade+0x900/0x900
[  411.739344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.744884]  ? refcount_sub_and_test_checked+0x203/0x310
[  411.750343]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  411.755799]  ? addrconf_rs_timer+0x690/0x690
[  411.760223]  ndisc_alloc_skb+0x144/0x340
[  411.764290]  ndisc_send_rs+0x331/0x6e0
[  411.768183]  addrconf_rs_timer+0x314/0x690
[  411.772428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.776678]  call_timer_fn+0x272/0x920
[  411.780569]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.784805]  ? process_timeout+0x40/0x40
[  411.788873]  ? __run_timers+0x7da/0xc70
[  411.792849]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.797342]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.801836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.806080]  ? lockdep_hardirqs_on+0x296/0x5b0
[  411.810666]  ? trace_hardirqs_on+0xbd/0x310
[  411.815006]  ? kasan_check_read+0x11/0x20
[  411.819153]  ? __run_timers+0x7da/0xc70
[  411.823132]  ? trace_hardirqs_off_caller+0x310/0x310
[  411.828239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.832479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.836713]  __run_timers+0x7e5/0xc70
[  411.840524]  ? timer_fixup_init+0x70/0x70
[  411.844675]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  411.849697]  ? zap_class+0x640/0x640
[  411.853416]  ? enqueue_hrtimer+0x1a5/0x560
[  411.857656]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  411.862858]  ? find_held_lock+0x36/0x1c0
[  411.866926]  ? zap_class+0x640/0x640
[  411.870658]  ? pvclock_read_flags+0x160/0x160
[  411.875156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.880695]  ? check_preemption_disabled+0x48/0x280
[  411.885722]  ? __lock_is_held+0xb5/0x140
[  411.889785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.895324]  ? check_preemption_disabled+0x48/0x280
[  411.900347]  run_timer_softirq+0x52/0xb0
[  411.904412]  ? rcu_read_lock_sched_held+0x14f/0x180
[  411.909438]  __do_softirq+0x308/0xb7e
[  411.913245]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  411.917740]  ? lock_downgrade+0x900/0x900
[  411.921892]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  411.927008]  ? pvclock_read_flags+0x160/0x160
[  411.931509]  ? lapic_next_event+0x5a/0x90
[  411.935664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.941209]  ? kvm_clock_read+0x18/0x30
[  411.945183]  ? kvm_sched_clock_read+0x9/0x20
[  411.949608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.955150]  ? check_preemption_disabled+0x48/0x280
[  411.960177]  irq_exit+0x17f/0x1c0
[  411.963637]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.968478]  ? smp_call_function_single_interrupt+0x159/0x650
[  411.974364]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.980248]  ? interrupt_entry+0xb5/0xc0
[  411.984314]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.989328]  ? trace_hardirqs_off_caller+0xbb/0x310
[  411.994346]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.999191]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.004208]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.009226]  ? task_prio+0x50/0x50
[  412.012772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.018312]  ? check_preemption_disabled+0x48/0x280
[  412.023339]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.028196]  apic_timer_interrupt+0xf/0x20
[  412.032427]  </IRQ>
[  412.034667] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  412.039599] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  412.058506] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  412.066212] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  412.073654] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  412.080921] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  412.088200] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  412.095468] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  412.103219]  skb_clone+0x1bb/0x500
[  412.106764]  ? skb_split+0x11e0/0x11e0
[  412.110657]  ? check_preemption_disabled+0x48/0x280
[  412.115678]  ? __this_cpu_preempt_check+0x1c/0x20
[  412.120526]  ? __bpf_redirect+0x54b/0xb20
[  412.124680]  bpf_clone_redirect+0xb9/0x490
[  412.128924]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  412.133967]  ? __sched_text_start+0x8/0x8
[  412.138121]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  412.142886]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  412.147472]  ? retint_kernel+0x2d/0x2d
[  412.151367]  ? find_held_lock+0x36/0x1c0
[  412.155440]  ? lock_acquire+0x1ed/0x520
[  412.159432]  ? bpf_test_run+0x3cb/0x780
[  412.163405]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.168953]  ? check_preemption_disabled+0x48/0x280
[  412.173992]  ? kasan_check_read+0x11/0x20
[  412.178141]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.183430]  ? rcu_softirq_qs+0x20/0x20
[  412.187421]  ? preempt_schedule+0x4d/0x60
[  412.191570]  ? ___preempt_schedule+0x16/0x18
[  412.195994]  ? bpf_test_run+0x25d/0x780
[  412.200001]  ? netlink_diag_dump+0x2a0/0x2a0
[  412.204930]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.210496]  ? bpf_test_init.isra.10+0x70/0x100
[  412.215172]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  412.219965]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  412.224811]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  412.230352]  ? fput+0x130/0x1a0
[  412.233638]  ? __bpf_prog_get+0x9b/0x290
[  412.237705]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  412.242551]  ? bpf_prog_test_run+0x130/0x1a0
[  412.246975]  ? __x64_sys_bpf+0x3d8/0x520
[  412.251037]  ? bpf_prog_get+0x20/0x20
[  412.254860]  ? do_syscall_64+0x1b9/0x820
[  412.258922]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  412.264315]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.269248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.274099]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.279117]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  412.284134]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.289158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.294009]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.299396] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  412.299466] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  412.305542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.305550] Call Trace:
[  412.312130] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.321384]  <IRQ>
[  412.323977] syz-executor3 cpuset=syz3 mems_allowed=0
[  412.334462]  dump_stack+0x244/0x39d
[  412.345286]  ? dump_stack_print_info.cold.1+0x20/0x20
[  412.350495]  warn_alloc.cold.116+0xb7/0x1bd
[  412.354821]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.359680]  ? lock_downgrade+0x900/0x900
[  412.363855]  ? trace_hardirqs_off+0xb8/0x310
[  412.368274]  ? trace_hardirqs_off+0xb8/0x310
[  412.372691]  __alloc_pages_slowpath+0x26e8/0x2e10
[  412.377563]  ? warn_alloc+0x120/0x120
[  412.381368]  ? print_usage_bug+0xc0/0xc0
[  412.385447]  ? warn_alloc+0x120/0x120
[  412.389258]  ? warn_alloc+0x120/0x120
[  412.393071]  ? print_usage_bug+0xc0/0xc0
[  412.397150]  ? kvm_clock_read+0x18/0x30
[  412.401128]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  412.406147]  ? print_usage_bug+0xc0/0xc0
[  412.410212]  ? __lock_acquire+0x62f/0x4c20
[  412.414454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.420015]  ? should_fail+0x22d/0xd01
[  412.423913]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.429203]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.434307]  ? __lock_acquire+0x62f/0x4c20
[  412.438579]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.443681]  ? __lock_acquire+0x62f/0x4c20
[  412.447914]  ? should_fail+0x22d/0xd01
[  412.451812]  ? rcu_irq_exit+0x1a2/0x390
[  412.455828]  ? mark_held_locks+0x130/0x130
[  412.460066]  ? mark_held_locks+0x130/0x130
[  412.464306]  ? mark_held_locks+0xc7/0x130
[  412.468477]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  412.473500]  ? zap_class+0x640/0x640
[  412.477212]  ? print_usage_bug+0xc0/0xc0
[  412.481291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.486844]  ? check_preemption_disabled+0x48/0x280
[  412.491870]  ? __lock_is_held+0xb5/0x140
[  412.495938]  __alloc_pages_nodemask+0xa80/0xde0
[  412.500617]  ? zap_class+0x640/0x640
[  412.504339]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  412.509368]  ? find_held_lock+0x36/0x1c0
[  412.513443]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.518120]  ? lock_downgrade+0x900/0x900
[  412.522278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.527821]  cache_grow_begin+0xa5/0x8c0
[  412.531896]  ? do_raw_spin_unlock+0xa7/0x330
[  412.536312]  fallback_alloc+0x204/0x2e0
[  412.540296]  ____cache_alloc_node+0x1c7/0x1e0
[  412.544802]  kmem_cache_alloc_node+0xe3/0x730
[  412.549302]  ? ipv6_get_ifaddr+0x42e/0x620
[  412.553546]  __alloc_skb+0x119/0x770
[  412.557258]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  412.562538]  ? netdev_alloc_frag+0x1f0/0x1f0
[  412.566956]  ? lock_downgrade+0x900/0x900
[  412.571115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.576659]  ? refcount_sub_and_test_checked+0x203/0x310
[  412.582141]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  412.587590]  ? addrconf_rs_timer+0x690/0x690
[  412.592035]  ndisc_alloc_skb+0x144/0x340
[  412.596103]  ndisc_send_rs+0x331/0x6e0
[  412.599998]  addrconf_rs_timer+0x314/0x690
[  412.604238]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.608518]  call_timer_fn+0x272/0x920
[  412.612406]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.616640]  ? process_timeout+0x40/0x40
[  412.620711]  ? mark_held_locks+0xc7/0x130
[  412.624864]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.629359]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.633865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.638113]  ? lockdep_hardirqs_on+0x296/0x5b0
[  412.642714]  ? trace_hardirqs_on+0xbd/0x310
[  412.647038]  ? kasan_check_read+0x11/0x20
[  412.651187]  ? __run_timers+0x7da/0xc70
[  412.655161]  ? trace_hardirqs_off_caller+0x310/0x310
[  412.660272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.664513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.668747]  __run_timers+0x7e5/0xc70
[  412.672557]  ? timer_fixup_init+0x70/0x70
[  412.676727]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.681745]  ? zap_class+0x640/0x640
[  412.685467]  ? print_usage_bug+0xc0/0xc0
[  412.689544]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.694740]  ? find_held_lock+0x36/0x1c0
[  412.698805]  ? zap_class+0x640/0x640
[  412.702532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.708075]  ? check_preemption_disabled+0x48/0x280
[  412.713106]  ? __lock_is_held+0xb5/0x140
[  412.717168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.722705]  ? check_preemption_disabled+0x48/0x280
[  412.727728]  run_timer_softirq+0x52/0xb0
[  412.731787]  ? rcu_read_lock_sched_held+0x14f/0x180
[  412.736805]  __do_softirq+0x308/0xb7e
[  412.740605]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  412.745103]  ? lock_downgrade+0x900/0x900
[  412.749260]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  412.754384]  ? pvclock_read_flags+0x160/0x160
[  412.758879]  ? lapic_next_event+0x5a/0x90
[  412.763082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.768625]  ? kvm_clock_read+0x18/0x30
[  412.772599]  ? kvm_sched_clock_read+0x9/0x20
[  412.777013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.782556]  ? check_preemption_disabled+0x48/0x280
[  412.787583]  irq_exit+0x17f/0x1c0
[  412.791039]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.795884]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.801767]  ? interrupt_entry+0xb5/0xc0
[  412.805848]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.810867]  ? trace_hardirqs_off_caller+0xbb/0x310
[  412.815901]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.820748]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.825776]  ? trace_hardirqs_on_caller+0x310/0x310
[  412.830808]  ? task_prio+0x50/0x50
[  412.834362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.839903]  ? check_preemption_disabled+0x48/0x280
[  412.844928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.849789]  apic_timer_interrupt+0xf/0x20
[  412.854020]  </IRQ>
[  412.856260] RIP: 0010:dump_stack+0x358/0x39d
[  412.860669] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  412.879567] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  412.887275] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  412.894541] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  412.901819] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  412.909084] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  412.916411] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  412.923705]  ? dump_stack+0x34f/0x39d
[  412.927519]  ? dump_stack_print_info.cold.1+0x20/0x20
[  412.932715]  ? mark_held_locks+0x130/0x130
[  412.936962]  ? mark_held_locks+0x130/0x130
[  412.941205]  dump_header+0x27b/0xf72
[  412.944957]  ? pagefault_out_of_memory+0x197/0x197
[  412.949899]  ? __lock_acquire+0x62f/0x4c20
[  412.954156]  ? percpu_ref_get_many+0x240/0x240
[  412.958741]  ? print_usage_bug+0xc0/0xc0
[  412.962827]  ? zap_class+0x640/0x640
[  412.966544]  ? print_usage_bug+0xc0/0xc0
[  412.970602]  ? print_usage_bug+0xc0/0xc0
[  412.974666]  ? zap_class+0x640/0x640
[  412.978399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.983939]  ? find_held_lock+0x36/0x1c0
[  412.988025]  ? mark_held_locks+0xc7/0x130
[  412.992177]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  412.997284]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  413.002390]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  413.006983]  ? trace_hardirqs_on+0xbd/0x310
[  413.011309]  ? kasan_check_read+0x11/0x20
[  413.015467]  ? ___ratelimit+0x3b4/0x672
[  413.019446]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.024558]  ? trace_hardirqs_on+0x310/0x310
[  413.028999]  ? lock_downgrade+0x900/0x900
[  413.033155]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  413.038260]  ? ___ratelimit+0x3b9/0x672
[  413.042241]  ? idr_get_free+0xf70/0xf70
[  413.046219]  ? find_held_lock+0x36/0x1c0
[  413.050307]  oom_kill_process.cold.27+0x10/0x903
[  413.055067]  ? zap_class+0x640/0x640
[  413.058787]  ? check_preemption_disabled+0x48/0x280
[  413.063807]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.068737]  ? kasan_check_read+0x11/0x20
[  413.072884]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.078162]  ? oom_evaluate_task+0x540/0x540
[  413.082574]  ? find_held_lock+0x36/0x1c0
[  413.086646]  ? out_of_memory+0x974/0x1430
[  413.090800]  ? lock_downgrade+0x900/0x900
[  413.095003]  ? check_preemption_disabled+0x48/0x280
[  413.100038]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.104977]  ? kasan_check_read+0x11/0x20
[  413.109125]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.114401]  ? rcu_softirq_qs+0x20/0x20
[  413.118379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.123911]  ? oom_evaluate_task+0x302/0x540
[  413.128359]  out_of_memory+0xa84/0x1430
[  413.132344]  ? oom_killer_disable+0x3a0/0x3a0
[  413.136841]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  413.141775]  ? __ww_mutex_check_waiters+0x160/0x160
[  413.146802]  __alloc_pages_slowpath+0x2354/0x2e10
[  413.151675]  ? warn_alloc+0x120/0x120
[  413.155479]  ? mark_held_locks+0x130/0x130
[  413.159727]  ? find_get_entry+0xaae/0x1120
[  413.163981]  ? filemap_map_pages+0x1a20/0x1a20
[  413.168572]  ? zap_class+0x640/0x640
[  413.172314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.177891]  ? check_preemption_disabled+0x48/0x280
[  413.182913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.188462]  ? should_fail+0x22d/0xd01
[  413.192356]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.197463]  ? zap_class+0x640/0x640
[  413.201218]  ? __lock_is_held+0xb5/0x140
[  413.205289]  ? mark_held_locks+0x130/0x130
[  413.209524]  ? lock_release+0xa00/0xa00
[  413.213504]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.218961]  ? xa_load+0x2ba/0x460
[  413.222522]  ? lock_downgrade+0x900/0x900
[  413.226675]  ? __might_sleep+0x95/0x190
[  413.231145]  __alloc_pages_nodemask+0xa80/0xde0
[  413.235832]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  413.240850]  ? __page_cache_alloc+0x191/0x5c0
[  413.245341]  ? xa_load+0x2e1/0x460
[  413.248884]  ? xa_clear_mark+0x40/0x40
[  413.252771]  ? zap_class+0x640/0x640
[  413.256499]  ? zap_class+0x640/0x640
[  413.260213]  ? zap_class+0x640/0x640
[  413.263942]  ? __do_page_cache_readahead+0x663/0x810
[  413.269063]  ? find_held_lock+0x36/0x1c0
[  413.273130]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  413.278677]  alloc_pages_current+0x173/0x350
[  413.283092]  __page_cache_alloc+0x38c/0x5c0
[  413.287411]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.292343]  ? kasan_check_read+0x11/0x20
[  413.296491]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.301789]  ? generic_perform_write+0x6a0/0x6a0
[  413.306550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.312089]  ? check_preemption_disabled+0x48/0x280
[  413.317113]  filemap_fault+0x1595/0x25f0
[  413.321190]  ? __lock_page_or_retry+0xa00/0xa00
[  413.325864]  ? mark_held_locks+0x130/0x130
[  413.330111]  ? filemap_map_pages+0xd6b/0x1a20
[  413.334609]  ? lock_downgrade+0x900/0x900
[  413.338755]  ? check_preemption_disabled+0x48/0x280
[  413.343773]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.348721]  ? kasan_check_read+0x11/0x20
[  413.352868]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.358147]  ? rcu_softirq_qs+0x20/0x20
[  413.362135]  ? filemap_map_pages+0xd92/0x1a20
[  413.366638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.372186]  ? find_get_entries_tag+0x1400/0x1400
[  413.377036]  ? __lock_acquire+0x62f/0x4c20
[  413.381292]  ? lock_acquire+0x1ed/0x520
[  413.385266]  ? ext4_filemap_fault+0x7a/0xad
[  413.389598]  ? lock_release+0xa00/0xa00
[  413.393575]  ? perf_trace_sched_process_exec+0x860/0x860
[  413.399028]  ? print_usage_bug+0xc0/0xc0
[  413.403095]  ? print_usage_bug+0xc0/0xc0
[  413.407170]  ? down_read+0x8d/0x120
[  413.410809]  ? ext4_filemap_fault+0x7a/0xad
[  413.415137]  ? __down_interruptible+0x700/0x700
[  413.419821]  ext4_filemap_fault+0x82/0xad
[  413.423979]  __do_fault+0x100/0x6b0
[  413.427616]  ? pmd_devmap_trans_unstable+0x220/0x220
[  413.432722]  ? mark_held_locks+0x130/0x130
[  413.436965]  ? mark_held_locks+0x130/0x130
[  413.441204]  ? find_held_lock+0x36/0x1c0
[  413.445275]  ? find_held_lock+0x36/0x1c0
[  413.449340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.454887]  __handle_mm_fault+0x3ea0/0x5be0
[  413.459312]  ? poll_select_copy_remaining+0x18c/0x6a0
[  413.464552]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  413.469401]  ? __might_fault+0x12b/0x1e0
[  413.473471]  ? lock_downgrade+0x900/0x900
[  413.477633]  ? zap_class+0x640/0x640
[  413.481348]  ? zap_class+0x640/0x640
[  413.485074]  ? find_held_lock+0x36/0x1c0
[  413.489144]  ? handle_mm_fault+0x42a/0xc70
[  413.493380]  ? lock_downgrade+0x900/0x900
[  413.497527]  ? check_preemption_disabled+0x48/0x280
[  413.502548]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  413.507485]  ? kasan_check_read+0x11/0x20
[  413.511647]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  413.516933]  ? rcu_softirq_qs+0x20/0x20
[  413.520922]  ? trace_hardirqs_off_caller+0x310/0x310
[  413.526033]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.531572]  ? check_preemption_disabled+0x48/0x280
[  413.536599]  handle_mm_fault+0x54f/0xc70
[  413.540663]  ? __handle_mm_fault+0x5be0/0x5be0
[  413.545250]  ? find_vma+0x34/0x190
[  413.548797]  __do_page_fault+0x5e8/0xe60
[  413.552861]  ? trace_hardirqs_off+0xb8/0x310
[  413.557287]  do_page_fault+0xf2/0x7e0
[  413.561095]  ? vmalloc_sync_all+0x30/0x30
[  413.565243]  ? error_entry+0x70/0xd0
[  413.568965]  ? trace_hardirqs_off_caller+0xbb/0x310
[  413.573985]  ? trace_hardirqs_on_caller+0xc0/0x310
[  413.578919]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.583858]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.588704]  ? trace_hardirqs_on_caller+0x310/0x310
[  413.593720]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.599179]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.604199]  ? prepare_exit_to_usermode+0x291/0x3b0
[  413.609225]  ? page_fault+0x8/0x30
[  413.612803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.617649]  ? page_fault+0x8/0x30
[  413.621194]  page_fault+0x1e/0x30
[  413.624644] RIP: 0033:0x7fc801b82dd3
[  413.628370] Code: Bad RIP value.
[  413.631748] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  413.637110] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  413.644377] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  413.651643] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  413.658909] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  413.666174] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  413.673479] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  413.673484] warn_alloc_show_mem: 1 callbacks suppressed
[  413.673492] Mem-Info:
[  413.680782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.686150] active_anon:48903 inactive_anon:193 isolated_anon:0
[  413.686150]  active_file:14 inactive_file:14 isolated_file:0
[  413.686150]  unevictable:0 dirty:0 writeback:0 unstable:0
[  413.686150]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  413.686150]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  413.686150]  free:13784 free_pcp:349 free_cma:0
[  413.688520] Call Trace:
[  413.697908] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  413.730755]  <IRQ>
[  413.733330] 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
[  413.760840]  dump_stack+0x244/0x39d
[  413.762971] lowmem_reserve[]: 0 2818 6321 6321
[  413.789087]  ? dump_stack_print_info.cold.1+0x20/0x20
[  413.792685] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  413.797272]  warn_alloc.cold.116+0xb7/0x1bd
[  413.802431] lowmem_reserve[]: 0 0 3503 3503
[  413.829757]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.834056] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  413.838392]  ? lock_downgrade+0x900/0x900
[  413.843208] lowmem_reserve[]: 0 0 0 0
[  413.872282]  ? trace_hardirqs_off+0xb8/0x310
[  413.876400] 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
[  413.880196]  ? trace_hardirqs_off+0xb8/0x310
[  413.884580] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  413.898103]  __alloc_pages_slowpath+0x26e8/0x2e10
[  413.902487] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  413.917854]  ? warn_alloc+0x120/0x120
[  413.922656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  413.937908]  ? print_usage_bug+0xc0/0xc0
[  413.941691] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  413.950514]  ? warn_alloc+0x120/0x120
[  413.954552] 272 total pagecache pages
[  413.963119]  ? warn_alloc+0x120/0x120
[  413.966901] 0 pages in swap cache
[  413.970688]  ? print_usage_bug+0xc0/0xc0
[  413.974469] Swap cache stats: add 0, delete 0, find 0/0
[  413.977910]  ? kvm_clock_read+0x18/0x30
[  413.981954] Free swap  = 0kB
[  413.987313]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  413.991262] Total swap = 0kB
[  413.994275]  ? print_usage_bug+0xc0/0xc0
[  413.999264] 1965979 pages RAM
[  414.002275]  ? __lock_acquire+0x62f/0x4c20
[  414.006315] 0 pages HighMem/MovableOnly
[  414.009412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.013620] 342853 pages reserved
[  414.017590]  ? should_fail+0x22d/0xd01
[  414.023103] 0 pages cma reserved
[  414.026548]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.030478] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  414.033774]  ? __lock_acquire+0x62f/0x4c20
[  414.038941] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.045339]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.049549] init cpuset=/ mems_allowed=0
[  414.059259]  ? __lock_acquire+0x62f/0x4c20
[  414.072634]  ? should_fail+0x22d/0xd01
[  414.076533]  ? mark_held_locks+0x130/0x130
[  414.080772]  ? mark_held_locks+0x130/0x130
[  414.085016]  ? zap_class+0x640/0x640
[  414.088730]  ? print_usage_bug+0xc0/0xc0
[  414.092803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.098851]  ? check_preemption_disabled+0x48/0x280
[  414.103880]  ? __lock_is_held+0xb5/0x140
[  414.107963]  __alloc_pages_nodemask+0xa80/0xde0
[  414.112636]  ? zap_class+0x640/0x640
[  414.116355]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  414.121397]  ? find_held_lock+0x36/0x1c0
[  414.125473]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.130143]  ? lock_downgrade+0x900/0x900
[  414.134299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.139842]  cache_grow_begin+0xa5/0x8c0
[  414.143908]  ? do_raw_spin_unlock+0xa7/0x330
[  414.148330]  fallback_alloc+0x204/0x2e0
[  414.152311]  ____cache_alloc_node+0x1c7/0x1e0
[  414.156816]  kmem_cache_alloc_node+0xe3/0x730
[  414.161314]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.165564]  __alloc_skb+0x119/0x770
[  414.169304]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.174589]  ? netdev_alloc_frag+0x1f0/0x1f0
[  414.179036]  ? lock_downgrade+0x900/0x900
[  414.183194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.188744]  ? refcount_sub_and_test_checked+0x203/0x310
[  414.194200]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  414.199657]  ? addrconf_rs_timer+0x690/0x690
[  414.204080]  ndisc_alloc_skb+0x144/0x340
[  414.208157]  ndisc_send_rs+0x331/0x6e0
[  414.212055]  addrconf_rs_timer+0x314/0x690
[  414.216299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.220545]  call_timer_fn+0x272/0x920
[  414.224431]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.228670]  ? process_timeout+0x40/0x40
[  414.232738]  ? __run_timers+0x7da/0xc70
[  414.236714]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.241211]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.245731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.249977]  ? lockdep_hardirqs_on+0x296/0x5b0
[  414.254571]  ? trace_hardirqs_on+0xbd/0x310
[  414.258895]  ? kasan_check_read+0x11/0x20
[  414.263041]  ? __run_timers+0x7da/0xc70
[  414.267022]  ? trace_hardirqs_off_caller+0x310/0x310
[  414.272156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  414.276392]  __run_timers+0x7e5/0xc70
[  414.280219]  ? timer_fixup_init+0x70/0x70
[  414.284384]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  414.289402]  ? zap_class+0x640/0x640
[  414.293121]  ? enqueue_hrtimer+0x1a5/0x560
[  414.297359]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  414.302586]  ? find_held_lock+0x36/0x1c0
[  414.306674]  ? zap_class+0x640/0x640
[  414.310391]  ? pvclock_read_flags+0x160/0x160
[  414.314891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.320445]  ? check_preemption_disabled+0x48/0x280
[  414.325497]  ? __lock_is_held+0xb5/0x140
[  414.329607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.335159]  ? check_preemption_disabled+0x48/0x280
[  414.340183]  run_timer_softirq+0x52/0xb0
[  414.344248]  ? rcu_read_lock_sched_held+0x14f/0x180
[  414.349267]  __do_softirq+0x308/0xb7e
[  414.353073]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  414.357570]  ? lock_downgrade+0x900/0x900
[  414.361723]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  414.366837]  ? pvclock_read_flags+0x160/0x160
[  414.371338]  ? lapic_next_event+0x5a/0x90
[  414.375493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.381039]  ? kvm_clock_read+0x18/0x30
[  414.385014]  ? kvm_sched_clock_read+0x9/0x20
[  414.389423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.394972]  ? check_preemption_disabled+0x48/0x280
[  414.400002]  irq_exit+0x17f/0x1c0
[  414.403459]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.408300]  ? smp_call_function_single_interrupt+0x159/0x650
[  414.414185]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.420068]  ? interrupt_entry+0xb5/0xc0
[  414.424131]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.429149]  ? trace_hardirqs_off_caller+0xbb/0x310
[  414.434167]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.439018]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.444038]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.449054]  ? task_prio+0x50/0x50
[  414.452600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.458140]  ? check_preemption_disabled+0x48/0x280
[  414.463163]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.468020]  apic_timer_interrupt+0xf/0x20
[  414.472248]  </IRQ>
[  414.474529] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  414.479462] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  414.498375] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  414.506138] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  414.513404] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  414.520670] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  414.527938] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  414.535220] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  414.542530]  skb_clone+0x1bb/0x500
[  414.546074]  ? skb_split+0x11e0/0x11e0
[  414.549976]  ? check_preemption_disabled+0x48/0x280
[  414.555005]  ? __this_cpu_preempt_check+0x1c/0x20
[  414.559846]  ? __bpf_redirect+0x54b/0xb20
[  414.564006]  bpf_clone_redirect+0xb9/0x490
[  414.568249]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  414.573273]  ? __sched_text_start+0x8/0x8
[  414.577423]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  414.582183]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  414.586776]  ? retint_kernel+0x2d/0x2d
[  414.590668]  ? find_held_lock+0x36/0x1c0
[  414.594765]  ? lock_acquire+0x1ed/0x520
[  414.598742]  ? bpf_test_run+0x3cb/0x780
[  414.602748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.608287]  ? check_preemption_disabled+0x48/0x280
[  414.613321]  ? kasan_check_read+0x11/0x20
[  414.617471]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.622752]  ? rcu_softirq_qs+0x20/0x20
[  414.626730]  ? preempt_schedule+0x4d/0x60
[  414.630879]  ? ___preempt_schedule+0x16/0x18
[  414.635305]  ? bpf_test_run+0x25d/0x780
[  414.639293]  ? netlink_diag_dump+0x2a0/0x2a0
[  414.643711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.649248]  ? bpf_test_init.isra.10+0x70/0x100
[  414.653924]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  414.658701]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  414.663547]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.669086]  ? fput+0x130/0x1a0
[  414.672368]  ? __bpf_prog_get+0x9b/0x290
[  414.676434]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  414.681279]  ? bpf_prog_test_run+0x130/0x1a0
[  414.685694]  ? __x64_sys_bpf+0x3d8/0x520
[  414.689754]  ? bpf_prog_get+0x20/0x20
[  414.693574]  ? do_syscall_64+0x1b9/0x820
[  414.697634]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  414.702999]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.707930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.712789]  ? trace_hardirqs_on_caller+0x310/0x310
[  414.717810]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  414.722827]  ? prepare_exit_to_usermode+0x291/0x3b0
[  414.727851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.732713]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  414.738097] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  414.738167] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  414.744243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.744251] Call Trace:
[  414.750815] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.760071]  <IRQ>
[  414.762641] syz-executor3 cpuset=syz3 mems_allowed=0
[  414.773122]  dump_stack+0x244/0x39d
[  414.783968]  ? dump_stack_print_info.cold.1+0x20/0x20
[  414.789173]  warn_alloc.cold.116+0xb7/0x1bd
[  414.793503]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.798350]  ? lock_downgrade+0x900/0x900
[  414.802506]  ? trace_hardirqs_off+0xb8/0x310
[  414.806922]  ? trace_hardirqs_off+0xb8/0x310
[  414.811347]  __alloc_pages_slowpath+0x26e8/0x2e10
[  414.816222]  ? warn_alloc+0x120/0x120
[  414.820025]  ? print_usage_bug+0xc0/0xc0
[  414.824099]  ? warn_alloc+0x120/0x120
[  414.827905]  ? warn_alloc+0x120/0x120
[  414.831706]  ? print_usage_bug+0xc0/0xc0
[  414.835768]  ? kvm_clock_read+0x18/0x30
[  414.839744]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  414.844762]  ? print_usage_bug+0xc0/0xc0
[  414.848827]  ? __lock_acquire+0x62f/0x4c20
[  414.853097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.858640]  ? should_fail+0x22d/0xd01
[  414.862527]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  414.867808]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.872916]  ? __lock_acquire+0x62f/0x4c20
[  414.877167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.882268]  ? __lock_acquire+0x62f/0x4c20
[  414.886500]  ? should_fail+0x22d/0xd01
[  414.890382]  ? rcu_irq_exit+0x1a2/0x390
[  414.894392]  ? mark_held_locks+0x130/0x130
[  414.898629]  ? mark_held_locks+0x130/0x130
[  414.902871]  ? mark_held_locks+0xc7/0x130
[  414.907018]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  414.912036]  ? zap_class+0x640/0x640
[  414.915780]  ? print_usage_bug+0xc0/0xc0
[  414.919849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.925405]  ? check_preemption_disabled+0x48/0x280
[  414.930432]  ? __lock_is_held+0xb5/0x140
[  414.934503]  __alloc_pages_nodemask+0xa80/0xde0
[  414.939174]  ? zap_class+0x640/0x640
[  414.942907]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  414.947943]  ? find_held_lock+0x36/0x1c0
[  414.952035]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.956707]  ? lock_downgrade+0x900/0x900
[  414.960863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.966411]  cache_grow_begin+0xa5/0x8c0
[  414.970479]  ? do_raw_spin_unlock+0xa7/0x330
[  414.974897]  fallback_alloc+0x204/0x2e0
[  414.978880]  ____cache_alloc_node+0x1c7/0x1e0
[  414.983386]  kmem_cache_alloc_node+0xe3/0x730
[  414.987889]  ? ipv6_get_ifaddr+0x42e/0x620
[  414.992137]  __alloc_skb+0x119/0x770
[  414.995850]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.001133]  ? netdev_alloc_frag+0x1f0/0x1f0
[  415.005542]  ? lock_downgrade+0x900/0x900
[  415.009700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.015240]  ? refcount_sub_and_test_checked+0x203/0x310
[  415.020695]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  415.026149]  ? addrconf_rs_timer+0x690/0x690
[  415.030576]  ndisc_alloc_skb+0x144/0x340
[  415.034644]  ndisc_send_rs+0x331/0x6e0
[  415.038543]  addrconf_rs_timer+0x314/0x690
[  415.042788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.047035]  call_timer_fn+0x272/0x920
[  415.050925]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.055170]  ? process_timeout+0x40/0x40
[  415.059245]  ? mark_held_locks+0xc7/0x130
[  415.063398]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.067896]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.072394]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.076631]  ? lockdep_hardirqs_on+0x296/0x5b0
[  415.081217]  ? trace_hardirqs_on+0xbd/0x310
[  415.085541]  ? kasan_check_read+0x11/0x20
[  415.089688]  ? __run_timers+0x7da/0xc70
[  415.093667]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.098789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.103046]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.107278]  __run_timers+0x7e5/0xc70
[  415.111093]  ? timer_fixup_init+0x70/0x70
[  415.115249]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.120268]  ? zap_class+0x640/0x640
[  415.123990]  ? print_usage_bug+0xc0/0xc0
[  415.128069]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.133265]  ? find_held_lock+0x36/0x1c0
[  415.137344]  ? zap_class+0x640/0x640
[  415.141064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.146608]  ? check_preemption_disabled+0x48/0x280
[  415.151634]  ? __lock_is_held+0xb5/0x140
[  415.155697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.161236]  ? check_preemption_disabled+0x48/0x280
[  415.166271]  run_timer_softirq+0x52/0xb0
[  415.170332]  ? rcu_read_lock_sched_held+0x14f/0x180
[  415.175355]  __do_softirq+0x308/0xb7e
[  415.179171]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  415.183666]  ? lock_downgrade+0x900/0x900
[  415.187839]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  415.192957]  ? pvclock_read_flags+0x160/0x160
[  415.197475]  ? lapic_next_event+0x5a/0x90
[  415.201626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.207171]  ? kvm_clock_read+0x18/0x30
[  415.211146]  ? kvm_sched_clock_read+0x9/0x20
[  415.215558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.221099]  ? check_preemption_disabled+0x48/0x280
[  415.226129]  irq_exit+0x17f/0x1c0
[  415.230096]  smp_apic_timer_interrupt+0x1cb/0x760
[  415.234942]  ? smp_call_function_single_interrupt+0x650/0x650
[  415.240837]  ? interrupt_entry+0xb5/0xc0
[  415.244913]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.249954]  ? trace_hardirqs_off_caller+0xbb/0x310
[  415.254976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.259822]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.264836]  ? trace_hardirqs_on_caller+0x310/0x310
[  415.269849]  ? task_prio+0x50/0x50
[  415.273404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.278961]  ? check_preemption_disabled+0x48/0x280
[  415.283993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.288850]  apic_timer_interrupt+0xf/0x20
[  415.293092]  </IRQ>
[  415.295328] RIP: 0010:dump_stack+0x358/0x39d
[  415.299736] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  415.318637] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  415.326346] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  415.333611] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  415.340879] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  415.348159] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  415.355427] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  415.362716]  ? dump_stack+0x34f/0x39d
[  415.366536]  ? dump_stack_print_info.cold.1+0x20/0x20
[  415.371729]  ? mark_held_locks+0x130/0x130
[  415.375971]  ? mark_held_locks+0x130/0x130
[  415.380214]  dump_header+0x27b/0xf72
[  415.383945]  ? pagefault_out_of_memory+0x197/0x197
[  415.388916]  ? __lock_acquire+0x62f/0x4c20
[  415.393204]  ? percpu_ref_get_many+0x240/0x240
[  415.397790]  ? print_usage_bug+0xc0/0xc0
[  415.401898]  ? zap_class+0x640/0x640
[  415.405641]  ? print_usage_bug+0xc0/0xc0
[  415.409702]  ? print_usage_bug+0xc0/0xc0
[  415.413763]  ? zap_class+0x640/0x640
[  415.417482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.423028]  ? find_held_lock+0x36/0x1c0
[  415.427101]  ? mark_held_locks+0xc7/0x130
[  415.431251]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.436367]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.441477]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  415.446077]  ? trace_hardirqs_on+0xbd/0x310
[  415.450397]  ? kasan_check_read+0x11/0x20
[  415.454544]  ? ___ratelimit+0x3b4/0x672
[  415.458525]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.463875]  ? trace_hardirqs_on+0x310/0x310
[  415.468283]  ? lock_downgrade+0x900/0x900
[  415.472436]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  415.477546]  ? ___ratelimit+0x3b9/0x672
[  415.481521]  ? idr_get_free+0xf70/0xf70
[  415.485493]  ? find_held_lock+0x36/0x1c0
[  415.489579]  oom_kill_process.cold.27+0x10/0x903
[  415.494372]  ? zap_class+0x640/0x640
[  415.498088]  ? check_preemption_disabled+0x48/0x280
[  415.503111]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.508054]  ? kasan_check_read+0x11/0x20
[  415.512200]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.517485]  ? oom_evaluate_task+0x540/0x540
[  415.521897]  ? find_held_lock+0x36/0x1c0
[  415.525973]  ? out_of_memory+0x974/0x1430
[  415.530129]  ? lock_downgrade+0x900/0x900
[  415.534277]  ? check_preemption_disabled+0x48/0x280
[  415.539298]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.544229]  ? kasan_check_read+0x11/0x20
[  415.548380]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.553673]  ? rcu_softirq_qs+0x20/0x20
[  415.557657]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.563213]  ? oom_evaluate_task+0x302/0x540
[  415.567651]  out_of_memory+0xa84/0x1430
[  415.571641]  ? oom_killer_disable+0x3a0/0x3a0
[  415.576135]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  415.581086]  ? __ww_mutex_check_waiters+0x160/0x160
[  415.586115]  __alloc_pages_slowpath+0x2354/0x2e10
[  415.590997]  ? warn_alloc+0x120/0x120
[  415.594959]  ? mark_held_locks+0x130/0x130
[  415.599204]  ? find_get_entry+0xaae/0x1120
[  415.603454]  ? filemap_map_pages+0x1a20/0x1a20
[  415.608081]  ? zap_class+0x640/0x640
[  415.611801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.617349]  ? check_preemption_disabled+0x48/0x280
[  415.622368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.627910]  ? should_fail+0x22d/0xd01
[  415.631802]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.636906]  ? zap_class+0x640/0x640
[  415.640648]  ? __lock_is_held+0xb5/0x140
[  415.644739]  ? mark_held_locks+0x130/0x130
[  415.648987]  ? lock_release+0xa00/0xa00
[  415.652976]  ? perf_trace_sched_process_exec+0x860/0x860
[  415.658427]  ? xa_load+0x2ba/0x460
[  415.662004]  ? lock_downgrade+0x900/0x900
[  415.666240]  ? __might_sleep+0x95/0x190
[  415.670252]  __alloc_pages_nodemask+0xa80/0xde0
[  415.674961]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  415.679996]  ? __page_cache_alloc+0x191/0x5c0
[  415.684494]  ? xa_load+0x2e1/0x460
[  415.688036]  ? xa_clear_mark+0x40/0x40
[  415.691943]  ? zap_class+0x640/0x640
[  415.695676]  ? zap_class+0x640/0x640
[  415.699390]  ? zap_class+0x640/0x640
[  415.703109]  ? __do_page_cache_readahead+0x663/0x810
[  415.708219]  ? find_held_lock+0x36/0x1c0
[  415.712307]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  415.717851]  alloc_pages_current+0x173/0x350
[  415.722266]  __page_cache_alloc+0x38c/0x5c0
[  415.726586]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.731526]  ? kasan_check_read+0x11/0x20
[  415.735674]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.740995]  ? generic_perform_write+0x6a0/0x6a0
[  415.745782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.751332]  ? check_preemption_disabled+0x48/0x280
[  415.756381]  filemap_fault+0x1595/0x25f0
[  415.760475]  ? __lock_page_or_retry+0xa00/0xa00
[  415.765159]  ? mark_held_locks+0x130/0x130
[  415.769423]  ? filemap_map_pages+0xd6b/0x1a20
[  415.773921]  ? lock_downgrade+0x900/0x900
[  415.778079]  ? check_preemption_disabled+0x48/0x280
[  415.783102]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.788032]  ? kasan_check_read+0x11/0x20
[  415.792178]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.797455]  ? rcu_softirq_qs+0x20/0x20
[  415.801471]  ? filemap_map_pages+0xd92/0x1a20
[  415.805979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.811529]  ? find_get_entries_tag+0x1400/0x1400
[  415.816383]  ? __lock_acquire+0x62f/0x4c20
[  415.820663]  ? lock_acquire+0x1ed/0x520
[  415.824650]  ? ext4_filemap_fault+0x7a/0xad
[  415.828994]  ? lock_release+0xa00/0xa00
[  415.832978]  ? perf_trace_sched_process_exec+0x860/0x860
[  415.838444]  ? print_usage_bug+0xc0/0xc0
[  415.842542]  ? print_usage_bug+0xc0/0xc0
[  415.846615]  ? down_read+0x8d/0x120
[  415.850239]  ? ext4_filemap_fault+0x7a/0xad
[  415.854564]  ? __down_interruptible+0x700/0x700
[  415.859243]  ext4_filemap_fault+0x82/0xad
[  415.863395]  __do_fault+0x100/0x6b0
[  415.867032]  ? pmd_devmap_trans_unstable+0x220/0x220
[  415.872141]  ? mark_held_locks+0x130/0x130
[  415.876380]  ? mark_held_locks+0x130/0x130
[  415.880612]  ? find_held_lock+0x36/0x1c0
[  415.884679]  ? find_held_lock+0x36/0x1c0
[  415.888743]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.894284]  __handle_mm_fault+0x3ea0/0x5be0
[  415.898693]  ? poll_select_copy_remaining+0x18c/0x6a0
[  415.903891]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  415.908744]  ? __might_fault+0x12b/0x1e0
[  415.912815]  ? lock_downgrade+0x900/0x900
[  415.916981]  ? zap_class+0x640/0x640
[  415.920700]  ? zap_class+0x640/0x640
[  415.924421]  ? find_held_lock+0x36/0x1c0
[  415.928499]  ? handle_mm_fault+0x42a/0xc70
[  415.932740]  ? lock_downgrade+0x900/0x900
[  415.936889]  ? check_preemption_disabled+0x48/0x280
[  415.941907]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  415.946853]  ? kasan_check_read+0x11/0x20
[  415.951007]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  415.956283]  ? rcu_softirq_qs+0x20/0x20
[  415.960257]  ? trace_hardirqs_off_caller+0x310/0x310
[  415.965362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.970901]  ? check_preemption_disabled+0x48/0x280
[  415.975956]  handle_mm_fault+0x54f/0xc70
[  415.980023]  ? __handle_mm_fault+0x5be0/0x5be0
[  415.984611]  ? find_vma+0x34/0x190
[  415.988157]  __do_page_fault+0x5e8/0xe60
[  415.992217]  ? trace_hardirqs_off+0xb8/0x310
[  415.996639]  do_page_fault+0xf2/0x7e0
[  416.000442]  ? vmalloc_sync_all+0x30/0x30
[  416.004594]  ? error_entry+0x70/0xd0
[  416.008309]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.013325]  ? trace_hardirqs_on_caller+0xc0/0x310
[  416.018256]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.023188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.028037]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.033059]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.038515]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.043537]  ? prepare_exit_to_usermode+0x291/0x3b0
[  416.048559]  ? page_fault+0x8/0x30
[  416.052103]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.056960]  ? page_fault+0x8/0x30
[  416.060508]  page_fault+0x1e/0x30
[  416.063965] RIP: 0033:0x7fc801b82dd3
[  416.067689] Code: Bad RIP value.
[  416.071050] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  416.076416] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  416.083686] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  416.090958] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  416.098427] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  416.105707] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  416.113020] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  416.113026] warn_alloc_show_mem: 1 callbacks suppressed
[  416.113033] Mem-Info:
[  416.120337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.125706] active_anon:48903 inactive_anon:193 isolated_anon:0
[  416.125706]  active_file:14 inactive_file:14 isolated_file:0
[  416.125706]  unevictable:0 dirty:0 writeback:0 unstable:0
[  416.125706]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  416.125706]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  416.125706]  free:13784 free_pcp:349 free_cma:0
[  416.128079] Call Trace:
[  416.137474] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  416.170343]  <IRQ>
[  416.172958] 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
[  416.200466]  dump_stack+0x244/0x39d
[  416.202577] lowmem_reserve[]: 0 2818 6321 6321
[  416.228705]  ? dump_stack_print_info.cold.1+0x20/0x20
[  416.232325] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  416.236908]  warn_alloc.cold.116+0xb7/0x1bd
[  416.242062] lowmem_reserve[]: 0 0 3503 3503
[  416.269380]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.273691] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  416.278054]  ? lock_downgrade+0x900/0x900
[  416.282883] lowmem_reserve[]: 0 0 0 0
[  416.311945]  ? trace_hardirqs_off+0xb8/0x310
[  416.316074] 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
[  416.319872]  ? trace_hardirqs_off+0xb8/0x310
[  416.324252] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  416.337770]  __alloc_pages_slowpath+0x26e8/0x2e10
[  416.342170] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  416.357552]  ? warn_alloc+0x120/0x120
[  416.362369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  416.377631]  ? print_usage_bug+0xc0/0xc0
[  416.381410] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  416.390238]  ? warn_alloc+0x120/0x120
[  416.394275] 272 total pagecache pages
[  416.402846]  ? warn_alloc+0x120/0x120
[  416.406627] 0 pages in swap cache
[  416.410416]  ? print_usage_bug+0xc0/0xc0
[  416.414195] Swap cache stats: add 0, delete 0, find 0/0
[  416.417641]  ? kvm_clock_read+0x18/0x30
[  416.421679] Free swap  = 0kB
[  416.427035]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  416.430989] Total swap = 0kB
[  416.433999]  ? print_usage_bug+0xc0/0xc0
[  416.438993] 1965979 pages RAM
[  416.442007]  ? __lock_acquire+0x62f/0x4c20
[  416.446043] 0 pages HighMem/MovableOnly
[  416.449145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.453353] 342853 pages reserved
[  416.457323]  ? should_fail+0x22d/0xd01
[  416.462830] 0 pages cma reserved
[  416.466275]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.470196] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.473494]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.478854] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.485252]  ? __lock_acquire+0x62f/0x4c20
[  416.490350] init cpuset=/ mems_allowed=0
[  416.500052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.513439]  ? __lock_acquire+0x62f/0x4c20
[  416.517675]  ? should_fail+0x22d/0xd01
[  416.521561]  ? rcu_irq_exit+0x1a2/0x390
[  416.525551]  ? mark_held_locks+0x130/0x130
[  416.529788]  ? mark_held_locks+0x130/0x130
[  416.534033]  ? mark_held_locks+0xc7/0x130
[  416.538181]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  416.543198]  ? zap_class+0x640/0x640
[  416.546916]  ? print_usage_bug+0xc0/0xc0
[  416.550999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.556536]  ? check_preemption_disabled+0x48/0x280
[  416.561562]  ? __lock_is_held+0xb5/0x140
[  416.565633]  __alloc_pages_nodemask+0xa80/0xde0
[  416.570302]  ? zap_class+0x640/0x640
[  416.574023]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  416.579051]  ? find_held_lock+0x36/0x1c0
[  416.583126]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.587794]  ? lock_downgrade+0x900/0x900
[  416.591965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.597524]  cache_grow_begin+0xa5/0x8c0
[  416.601615]  ? do_raw_spin_unlock+0xa7/0x330
[  416.606034]  fallback_alloc+0x204/0x2e0
[  416.610022]  ____cache_alloc_node+0x1c7/0x1e0
[  416.614524]  kmem_cache_alloc_node+0xe3/0x730
[  416.619025]  ? ipv6_get_ifaddr+0x42e/0x620
[  416.623275]  __alloc_skb+0x119/0x770
[  416.627005]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  416.632314]  ? netdev_alloc_frag+0x1f0/0x1f0
[  416.636723]  ? lock_downgrade+0x900/0x900
[  416.640880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.646421]  ? refcount_sub_and_test_checked+0x203/0x310
[  416.651921]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  416.657396]  ? addrconf_rs_timer+0x690/0x690
[  416.661829]  ndisc_alloc_skb+0x144/0x340
[  416.665899]  ndisc_send_rs+0x331/0x6e0
[  416.669794]  addrconf_rs_timer+0x314/0x690
[  416.674037]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.678282]  call_timer_fn+0x272/0x920
[  416.682170]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.686404]  ? process_timeout+0x40/0x40
[  416.690489]  ? __run_timers+0x7da/0xc70
[  416.694465]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.698972]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.703466]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.707705]  ? lockdep_hardirqs_on+0x296/0x5b0
[  416.712288]  ? trace_hardirqs_on+0xbd/0x310
[  416.716611]  ? kasan_check_read+0x11/0x20
[  416.720762]  ? __run_timers+0x7da/0xc70
[  416.724754]  ? trace_hardirqs_off_caller+0x310/0x310
[  416.729861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.734101]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  416.738335]  __run_timers+0x7e5/0xc70
[  416.742146]  ? timer_fixup_init+0x70/0x70
[  416.746297]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  416.751317]  ? zap_class+0x640/0x640
[  416.755036]  ? enqueue_hrtimer+0x1a5/0x560
[  416.759289]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  416.764487]  ? find_held_lock+0x36/0x1c0
[  416.768556]  ? zap_class+0x640/0x640
[  416.772275]  ? pvclock_read_flags+0x160/0x160
[  416.776772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.782311]  ? check_preemption_disabled+0x48/0x280
[  416.787339]  ? __lock_is_held+0xb5/0x140
[  416.791400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.796972]  ? check_preemption_disabled+0x48/0x280
[  416.801998]  run_timer_softirq+0x52/0xb0
[  416.806059]  ? rcu_read_lock_sched_held+0x14f/0x180
[  416.811083]  __do_softirq+0x308/0xb7e
[  416.814887]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  416.819380]  ? lock_downgrade+0x900/0x900
[  416.823531]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  416.828642]  ? pvclock_read_flags+0x160/0x160
[  416.833143]  ? lapic_next_event+0x5a/0x90
[  416.837307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.842848]  ? kvm_clock_read+0x18/0x30
[  416.846823]  ? kvm_sched_clock_read+0x9/0x20
[  416.851233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.856772]  ? check_preemption_disabled+0x48/0x280
[  416.861798]  irq_exit+0x17f/0x1c0
[  416.865252]  smp_apic_timer_interrupt+0x1cb/0x760
[  416.870101]  ? smp_call_function_single_interrupt+0x159/0x650
[  416.875996]  ? smp_call_function_single_interrupt+0x650/0x650
[  416.881881]  ? interrupt_entry+0xb5/0xc0
[  416.885945]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.890987]  ? trace_hardirqs_off_caller+0xbb/0x310
[  416.896010]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.900854]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.905869]  ? trace_hardirqs_on_caller+0x310/0x310
[  416.910901]  ? task_prio+0x50/0x50
[  416.914466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.920048]  ? check_preemption_disabled+0x48/0x280
[  416.925074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.929931]  apic_timer_interrupt+0xf/0x20
[  416.934173]  </IRQ>
[  416.936413] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  416.941345] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  416.960248] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  416.967966] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  416.975234] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  416.982502] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  416.989768] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  416.997037] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  417.004407]  skb_clone+0x1bb/0x500
[  417.007976]  ? skb_split+0x11e0/0x11e0
[  417.011868]  ? check_preemption_disabled+0x48/0x280
[  417.016893]  ? __this_cpu_preempt_check+0x1c/0x20
[  417.021769]  ? __bpf_redirect+0x54b/0xb20
[  417.025980]  bpf_clone_redirect+0xb9/0x490
[  417.030243]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  417.035263]  ? __sched_text_start+0x8/0x8
[  417.039473]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  417.044232]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  417.048814]  ? retint_kernel+0x2d/0x2d
[  417.052711]  ? find_held_lock+0x36/0x1c0
[  417.056785]  ? lock_acquire+0x1ed/0x520
[  417.060761]  ? bpf_test_run+0x3cb/0x780
[  417.064742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.070283]  ? check_preemption_disabled+0x48/0x280
[  417.075327]  ? kasan_check_read+0x11/0x20
[  417.079474]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.084751]  ? rcu_softirq_qs+0x20/0x20
[  417.088730]  ? preempt_schedule+0x4d/0x60
[  417.092882]  ? ___preempt_schedule+0x16/0x18
[  417.097303]  ? bpf_test_run+0x25d/0x780
[  417.101291]  ? netlink_diag_dump+0x2a0/0x2a0
[  417.105723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.111261]  ? bpf_test_init.isra.10+0x70/0x100
[  417.115937]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  417.120719]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  417.125578]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  417.131133]  ? fput+0x130/0x1a0
[  417.134413]  ? __bpf_prog_get+0x9b/0x290
[  417.138480]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  417.143320]  ? bpf_prog_test_run+0x130/0x1a0
[  417.147737]  ? __x64_sys_bpf+0x3d8/0x520
[  417.151800]  ? bpf_prog_get+0x20/0x20
[  417.155622]  ? do_syscall_64+0x1b9/0x820
[  417.159699]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  417.165066]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.169996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.174861]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.179881]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  417.184897]  ? prepare_exit_to_usermode+0x291/0x3b0
[  417.189922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.194784]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  417.200167] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  417.200240] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  417.206315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.206324] Call Trace:
[  417.212888] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  417.222143]  <IRQ>
[  417.224718] syz-executor3 cpuset=syz3 mems_allowed=0
[  417.235649]  dump_stack+0x244/0x39d
[  417.246492]  ? dump_stack_print_info.cold.1+0x20/0x20
[  417.251702]  warn_alloc.cold.116+0xb7/0x1bd
[  417.256030]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  417.260879]  ? lock_downgrade+0x900/0x900
[  417.265037]  ? trace_hardirqs_off+0xb8/0x310
[  417.269453]  ? trace_hardirqs_off+0xb8/0x310
[  417.273879]  __alloc_pages_slowpath+0x26e8/0x2e10
[  417.278751]  ? warn_alloc+0x120/0x120
[  417.282555]  ? print_usage_bug+0xc0/0xc0
[  417.286619]  ? warn_alloc+0x120/0x120
[  417.290439]  ? warn_alloc+0x120/0x120
[  417.294247]  ? print_usage_bug+0xc0/0xc0
[  417.298309]  ? kvm_clock_read+0x18/0x30
[  417.302285]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  417.307318]  ? print_usage_bug+0xc0/0xc0
[  417.311398]  ? __lock_acquire+0x62f/0x4c20
[  417.315641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.321178]  ? should_fail+0x22d/0xd01
[  417.325064]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.330365]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.335478]  ? __lock_acquire+0x62f/0x4c20
[  417.339718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.344826]  ? __lock_acquire+0x62f/0x4c20
[  417.349060]  ? should_fail+0x22d/0xd01
[  417.352940]  ? rcu_irq_exit+0x1a2/0x390
[  417.356973]  ? mark_held_locks+0x130/0x130
[  417.361245]  ? mark_held_locks+0x130/0x130
[  417.365489]  ? mark_held_locks+0xc7/0x130
[  417.369636]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  417.374687]  ? zap_class+0x640/0x640
[  417.378440]  ? print_usage_bug+0xc0/0xc0
[  417.382537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.388076]  ? check_preemption_disabled+0x48/0x280
[  417.393102]  ? __lock_is_held+0xb5/0x140
[  417.397175]  __alloc_pages_nodemask+0xa80/0xde0
[  417.401845]  ? zap_class+0x640/0x640
[  417.405563]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  417.410590]  ? find_held_lock+0x36/0x1c0
[  417.414692]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.419360]  ? lock_downgrade+0x900/0x900
[  417.423530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.429077]  cache_grow_begin+0xa5/0x8c0
[  417.433142]  ? do_raw_spin_unlock+0xa7/0x330
[  417.437575]  fallback_alloc+0x204/0x2e0
[  417.441559]  ____cache_alloc_node+0x1c7/0x1e0
[  417.446065]  kmem_cache_alloc_node+0xe3/0x730
[  417.450566]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.454811]  __alloc_skb+0x119/0x770
[  417.458523]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.463806]  ? netdev_alloc_frag+0x1f0/0x1f0
[  417.468217]  ? lock_downgrade+0x900/0x900
[  417.472375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.477912]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.483372]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.488828]  ? addrconf_rs_timer+0x690/0x690
[  417.493248]  ndisc_alloc_skb+0x144/0x340
[  417.497328]  ndisc_send_rs+0x331/0x6e0
[  417.501219]  addrconf_rs_timer+0x314/0x690
[  417.505464]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.509727]  call_timer_fn+0x272/0x920
[  417.513616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.517867]  ? process_timeout+0x40/0x40
[  417.521943]  ? mark_held_locks+0xc7/0x130
[  417.526101]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.530597]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.535093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.539332]  ? lockdep_hardirqs_on+0x296/0x5b0
[  417.543973]  ? trace_hardirqs_on+0xbd/0x310
[  417.548298]  ? kasan_check_read+0x11/0x20
[  417.552447]  ? __run_timers+0x7da/0xc70
[  417.556427]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.561541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.565787]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.570023]  __run_timers+0x7e5/0xc70
[  417.573836]  ? timer_fixup_init+0x70/0x70
[  417.578001]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  417.583029]  ? zap_class+0x640/0x640
[  417.586750]  ? print_usage_bug+0xc0/0xc0
[  417.590820]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  417.596026]  ? find_held_lock+0x36/0x1c0
[  417.600091]  ? zap_class+0x640/0x640
[  417.603815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.609358]  ? check_preemption_disabled+0x48/0x280
[  417.614386]  ? __lock_is_held+0xb5/0x140
[  417.618448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.623991]  ? check_preemption_disabled+0x48/0x280
[  417.629017]  run_timer_softirq+0x52/0xb0
[  417.633079]  ? rcu_read_lock_sched_held+0x14f/0x180
[  417.638101]  __do_softirq+0x308/0xb7e
[  417.641907]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  417.646398]  ? lock_downgrade+0x900/0x900
[  417.650552]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  417.655667]  ? pvclock_read_flags+0x160/0x160
[  417.660168]  ? lapic_next_event+0x5a/0x90
[  417.664320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.669865]  ? kvm_clock_read+0x18/0x30
[  417.673838]  ? kvm_sched_clock_read+0x9/0x20
[  417.678247]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.683784]  ? check_preemption_disabled+0x48/0x280
[  417.688810]  irq_exit+0x17f/0x1c0
[  417.692264]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.697108]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.703020]  ? interrupt_entry+0xb5/0xc0
[  417.707103]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.712121]  ? trace_hardirqs_off_caller+0xbb/0x310
[  417.717139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.721986]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.727017]  ? trace_hardirqs_on_caller+0x310/0x310
[  417.732052]  ? task_prio+0x50/0x50
[  417.735595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.741134]  ? check_preemption_disabled+0x48/0x280
[  417.746157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.751012]  apic_timer_interrupt+0xf/0x20
[  417.755239]  </IRQ>
[  417.757482] RIP: 0010:dump_stack+0x358/0x39d
[  417.761894] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  417.780792] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  417.788644] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  417.795961] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  417.803228] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  417.810497] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  417.817767] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  417.825061]  ? dump_stack+0x34f/0x39d
[  417.828878]  ? dump_stack_print_info.cold.1+0x20/0x20
[  417.834074]  ? mark_held_locks+0x130/0x130
[  417.838309]  ? mark_held_locks+0x130/0x130
[  417.842582]  dump_header+0x27b/0xf72
[  417.846311]  ? pagefault_out_of_memory+0x197/0x197
[  417.851248]  ? __lock_acquire+0x62f/0x4c20
[  417.855490]  ? percpu_ref_get_many+0x240/0x240
[  417.860079]  ? print_usage_bug+0xc0/0xc0
[  417.864147]  ? zap_class+0x640/0x640
[  417.867861]  ? print_usage_bug+0xc0/0xc0
[  417.871935]  ? print_usage_bug+0xc0/0xc0
[  417.876022]  ? zap_class+0x640/0x640
[  417.879738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.885279]  ? find_held_lock+0x36/0x1c0
[  417.889370]  ? mark_held_locks+0xc7/0x130
[  417.893537]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.898684]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  417.903785]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  417.908383]  ? trace_hardirqs_on+0xbd/0x310
[  417.912710]  ? kasan_check_read+0x11/0x20
[  417.916862]  ? ___ratelimit+0x3b4/0x672
[  417.920841]  ? trace_hardirqs_off_caller+0x310/0x310
[  417.925946]  ? trace_hardirqs_on+0x310/0x310
[  417.930376]  ? lock_downgrade+0x900/0x900
[  417.934533]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.939637]  ? ___ratelimit+0x3b9/0x672
[  417.943616]  ? idr_get_free+0xf70/0xf70
[  417.947590]  ? find_held_lock+0x36/0x1c0
[  417.951664]  oom_kill_process.cold.27+0x10/0x903
[  417.956422]  ? zap_class+0x640/0x640
[  417.960141]  ? check_preemption_disabled+0x48/0x280
[  417.965160]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  417.970093]  ? kasan_check_read+0x11/0x20
[  417.974241]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  417.979522]  ? oom_evaluate_task+0x540/0x540
[  417.983936]  ? find_held_lock+0x36/0x1c0
[  417.988033]  ? out_of_memory+0x974/0x1430
[  417.992182]  ? lock_downgrade+0x900/0x900
[  417.996330]  ? check_preemption_disabled+0x48/0x280
[  418.001369]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.006303]  ? kasan_check_read+0x11/0x20
[  418.010487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.015768]  ? rcu_softirq_qs+0x20/0x20
[  418.019750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.025287]  ? oom_evaluate_task+0x302/0x540
[  418.029702]  out_of_memory+0xa84/0x1430
[  418.033718]  ? oom_killer_disable+0x3a0/0x3a0
[  418.038216]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  418.043151]  ? __ww_mutex_check_waiters+0x160/0x160
[  418.048187]  __alloc_pages_slowpath+0x2354/0x2e10
[  418.053065]  ? warn_alloc+0x120/0x120
[  418.056866]  ? mark_held_locks+0x130/0x130
[  418.061107]  ? find_get_entry+0xaae/0x1120
[  418.065356]  ? filemap_map_pages+0x1a20/0x1a20
[  418.069955]  ? zap_class+0x640/0x640
[  418.073679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.079239]  ? check_preemption_disabled+0x48/0x280
[  418.084262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.089805]  ? should_fail+0x22d/0xd01
[  418.093702]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.098929]  ? zap_class+0x640/0x640
[  418.102679]  ? __lock_is_held+0xb5/0x140
[  418.106752]  ? mark_held_locks+0x130/0x130
[  418.110996]  ? lock_release+0xa00/0xa00
[  418.114978]  ? perf_trace_sched_process_exec+0x860/0x860
[  418.120434]  ? xa_load+0x2ba/0x460
[  418.123984]  ? lock_downgrade+0x900/0x900
[  418.128149]  ? __might_sleep+0x95/0x190
[  418.132131]  __alloc_pages_nodemask+0xa80/0xde0
[  418.136809]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  418.141826]  ? __page_cache_alloc+0x191/0x5c0
[  418.146334]  ? xa_load+0x2e1/0x460
[  418.149889]  ? xa_clear_mark+0x40/0x40
[  418.153780]  ? zap_class+0x640/0x640
[  418.157504]  ? zap_class+0x640/0x640
[  418.161218]  ? zap_class+0x640/0x640
[  418.164937]  ? __do_page_cache_readahead+0x663/0x810
[  418.170056]  ? find_held_lock+0x36/0x1c0
[  418.174126]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  418.179671]  alloc_pages_current+0x173/0x350
[  418.184089]  __page_cache_alloc+0x38c/0x5c0
[  418.188411]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.193343]  ? kasan_check_read+0x11/0x20
[  418.197494]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.202774]  ? generic_perform_write+0x6a0/0x6a0
[  418.207532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.213072]  ? check_preemption_disabled+0x48/0x280
[  418.218100]  filemap_fault+0x1595/0x25f0
[  418.222179]  ? __lock_page_or_retry+0xa00/0xa00
[  418.226865]  ? mark_held_locks+0x130/0x130
[  418.231109]  ? filemap_map_pages+0xd6b/0x1a20
[  418.235635]  ? lock_downgrade+0x900/0x900
[  418.239795]  ? check_preemption_disabled+0x48/0x280
[  418.244831]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.249763]  ? kasan_check_read+0x11/0x20
[  418.253911]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.259203]  ? rcu_softirq_qs+0x20/0x20
[  418.263217]  ? filemap_map_pages+0xd92/0x1a20
[  418.267716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.273278]  ? find_get_entries_tag+0x1400/0x1400
[  418.278143]  ? __lock_acquire+0x62f/0x4c20
[  418.282405]  ? lock_acquire+0x1ed/0x520
[  418.286377]  ? ext4_filemap_fault+0x7a/0xad
[  418.290704]  ? lock_release+0xa00/0xa00
[  418.294680]  ? perf_trace_sched_process_exec+0x860/0x860
[  418.300133]  ? print_usage_bug+0xc0/0xc0
[  418.304198]  ? print_usage_bug+0xc0/0xc0
[  418.308273]  ? down_read+0x8d/0x120
[  418.311901]  ? ext4_filemap_fault+0x7a/0xad
[  418.316244]  ? __down_interruptible+0x700/0x700
[  418.320936]  ext4_filemap_fault+0x82/0xad
[  418.325113]  __do_fault+0x100/0x6b0
[  418.328744]  ? pmd_devmap_trans_unstable+0x220/0x220
[  418.333849]  ? mark_held_locks+0x130/0x130
[  418.338083]  ? mark_held_locks+0x130/0x130
[  418.342314]  ? find_held_lock+0x36/0x1c0
[  418.346380]  ? find_held_lock+0x36/0x1c0
[  418.350444]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.355996]  __handle_mm_fault+0x3ea0/0x5be0
[  418.360406]  ? poll_select_copy_remaining+0x18c/0x6a0
[  418.365606]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  418.370473]  ? __might_fault+0x12b/0x1e0
[  418.374534]  ? lock_downgrade+0x900/0x900
[  418.378694]  ? zap_class+0x640/0x640
[  418.382407]  ? zap_class+0x640/0x640
[  418.386132]  ? find_held_lock+0x36/0x1c0
[  418.390206]  ? handle_mm_fault+0x42a/0xc70
[  418.394440]  ? lock_downgrade+0x900/0x900
[  418.398592]  ? check_preemption_disabled+0x48/0x280
[  418.403610]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  418.408552]  ? kasan_check_read+0x11/0x20
[  418.412733]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.418009]  ? rcu_softirq_qs+0x20/0x20
[  418.421989]  ? trace_hardirqs_off_caller+0x310/0x310
[  418.427093]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.432641]  ? check_preemption_disabled+0x48/0x280
[  418.437666]  handle_mm_fault+0x54f/0xc70
[  418.441729]  ? __handle_mm_fault+0x5be0/0x5be0
[  418.446314]  ? find_vma+0x34/0x190
[  418.449893]  __do_page_fault+0x5e8/0xe60
[  418.453960]  ? trace_hardirqs_off+0xb8/0x310
[  418.458380]  do_page_fault+0xf2/0x7e0
[  418.462181]  ? vmalloc_sync_all+0x30/0x30
[  418.466347]  ? error_entry+0x70/0xd0
[  418.470081]  ? trace_hardirqs_off_caller+0xbb/0x310
[  418.475098]  ? trace_hardirqs_on_caller+0xc0/0x310
[  418.480032]  ? syscall_return_slowpath+0x5e0/0x5e0
[  418.485075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.489921]  ? trace_hardirqs_on_caller+0x310/0x310
[  418.494946]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.500409]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  418.505428]  ? prepare_exit_to_usermode+0x291/0x3b0
[  418.510451]  ? page_fault+0x8/0x30
[  418.514000]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.518846]  ? page_fault+0x8/0x30
[  418.522392]  page_fault+0x1e/0x30
[  418.525858] RIP: 0033:0x7fc801b82dd3
[  418.529613] Code: Bad RIP value.
[  418.532979] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  418.538339] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  418.545604] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  418.552872] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  418.560137] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  418.567417] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  418.574713] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  418.574733] warn_alloc_show_mem: 1 callbacks suppressed
[  418.574740] Mem-Info:
[  418.582010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.587378] active_anon:48903 inactive_anon:193 isolated_anon:0
[  418.587378]  active_file:14 inactive_file:14 isolated_file:0
[  418.587378]  unevictable:0 dirty:0 writeback:0 unstable:0
[  418.587378]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  418.587378]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  418.587378]  free:13784 free_pcp:349 free_cma:0
[  418.589750] Call Trace:
[  418.599141] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  418.631984]  <IRQ>
[  418.634552] 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
[  418.662048]  dump_stack+0x244/0x39d
[  418.664169] lowmem_reserve[]: 0 2818 6321 6321
[  418.690277]  ? dump_stack_print_info.cold.1+0x20/0x20
[  418.693874] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  418.698486]  warn_alloc.cold.116+0xb7/0x1bd
[  418.703649] lowmem_reserve[]: 0 0 3503 3503
[  418.730976]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.735275] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  418.739593]  ? lock_downgrade+0x900/0x900
[  418.744404] lowmem_reserve[]: 0 0 0 0
[  418.773477]  ? trace_hardirqs_off+0xb8/0x310
[  418.777599] 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
[  418.781396]  ? trace_hardirqs_off+0xb8/0x310
[  418.785775] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  418.799311]  __alloc_pages_slowpath+0x26e8/0x2e10
[  418.803691] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  418.819056]  ? warn_alloc+0x120/0x120
[  418.823856] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  418.839104]  ? print_usage_bug+0xc0/0xc0
[  418.842885] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  418.851704]  ? warn_alloc+0x120/0x120
[  418.855744] 272 total pagecache pages
[  418.864311]  ? warn_alloc+0x120/0x120
[  418.868112] 0 pages in swap cache
[  418.871898]  ? print_usage_bug+0xc0/0xc0
[  418.875677] Swap cache stats: add 0, delete 0, find 0/0
[  418.879120]  ? kvm_clock_read+0x18/0x30
[  418.883161] Free swap  = 0kB
[  418.888517]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  418.892465] Total swap = 0kB
[  418.895474]  ? print_usage_bug+0xc0/0xc0
[  418.895490]  ? __lock_acquire+0x62f/0x4c20
[  418.900487] 1965979 pages RAM
[  418.903504]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.907538] 0 pages HighMem/MovableOnly
[  418.911786]  ? should_fail+0x22d/0xd01
[  418.914865] 342853 pages reserved
[  418.920405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  418.924359] 0 pages cma reserved
[  418.928241]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.931764] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  418.936967]  ? __lock_acquire+0x62f/0x4c20
[  418.936987]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.937002]  ? __lock_acquire+0x62f/0x4c20
[  418.940406] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.945444]  ? should_fail+0x22d/0xd01
[  418.951916] init cpuset=/ mems_allowed=0
[  418.956143]  ? rcu_irq_exit+0x1a2/0x390
[  418.987020]  ? mark_held_locks+0x130/0x130
[  418.991260]  ? mark_held_locks+0x130/0x130
[  418.995500]  ? mark_held_locks+0xc7/0x130
[  418.999645]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  419.004663]  ? zap_class+0x640/0x640
[  419.008404]  ? print_usage_bug+0xc0/0xc0
[  419.012465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.018021]  ? check_preemption_disabled+0x48/0x280
[  419.023046]  ? __lock_is_held+0xb5/0x140
[  419.027115]  __alloc_pages_nodemask+0xa80/0xde0
[  419.031784]  ? zap_class+0x640/0x640
[  419.035516]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  419.040540]  ? find_held_lock+0x36/0x1c0
[  419.044615]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.049287]  ? lock_downgrade+0x900/0x900
[  419.053443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.058993]  cache_grow_begin+0xa5/0x8c0
[  419.063071]  ? do_raw_spin_unlock+0xa7/0x330
[  419.067491]  fallback_alloc+0x204/0x2e0
[  419.071470]  ____cache_alloc_node+0x1c7/0x1e0
[  419.075982]  kmem_cache_alloc_node+0xe3/0x730
[  419.080484]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.084738]  __alloc_skb+0x119/0x770
[  419.088449]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.093728]  ? netdev_alloc_frag+0x1f0/0x1f0
[  419.098149]  ? lock_downgrade+0x900/0x900
[  419.102303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.107843]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.113310]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.118759]  ? addrconf_rs_timer+0x690/0x690
[  419.123192]  ndisc_alloc_skb+0x144/0x340
[  419.127258]  ndisc_send_rs+0x331/0x6e0
[  419.131167]  addrconf_rs_timer+0x314/0x690
[  419.135412]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.139657]  call_timer_fn+0x272/0x920
[  419.143545]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.147781]  ? process_timeout+0x40/0x40
[  419.151852]  ? __run_timers+0x7da/0xc70
[  419.155835]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.160328]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.164823]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.169064]  ? lockdep_hardirqs_on+0x296/0x5b0
[  419.173650]  ? trace_hardirqs_on+0xbd/0x310
[  419.178004]  ? kasan_check_read+0x11/0x20
[  419.182185]  ? __run_timers+0x7da/0xc70
[  419.186162]  ? trace_hardirqs_off_caller+0x310/0x310
[  419.191309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.195561]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.199793]  __run_timers+0x7e5/0xc70
[  419.203602]  ? timer_fixup_init+0x70/0x70
[  419.207756]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.212776]  ? zap_class+0x640/0x640
[  419.216495]  ? enqueue_hrtimer+0x1a5/0x560
[  419.220765]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  419.225974]  ? find_held_lock+0x36/0x1c0
[  419.230166]  ? zap_class+0x640/0x640
[  419.233887]  ? pvclock_read_flags+0x160/0x160
[  419.238385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.243925]  ? check_preemption_disabled+0x48/0x280
[  419.248978]  ? __lock_is_held+0xb5/0x140
[  419.253047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.258599]  ? check_preemption_disabled+0x48/0x280
[  419.263620]  run_timer_softirq+0x52/0xb0
[  419.267698]  ? rcu_read_lock_sched_held+0x14f/0x180
[  419.272731]  __do_softirq+0x308/0xb7e
[  419.276532]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  419.281026]  ? lock_downgrade+0x900/0x900
[  419.285181]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  419.290292]  ? pvclock_read_flags+0x160/0x160
[  419.294788]  ? lapic_next_event+0x5a/0x90
[  419.298937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.304493]  ? kvm_clock_read+0x18/0x30
[  419.308466]  ? kvm_sched_clock_read+0x9/0x20
[  419.312877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.318432]  ? check_preemption_disabled+0x48/0x280
[  419.323455]  irq_exit+0x17f/0x1c0
[  419.326911]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.331771]  ? smp_call_function_single_interrupt+0x159/0x650
[  419.337657]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.343539]  ? interrupt_entry+0xb5/0xc0
[  419.347601]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.352617]  ? trace_hardirqs_off_caller+0xbb/0x310
[  419.357637]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.362496]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.367509]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.372523]  ? task_prio+0x50/0x50
[  419.376082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.381632]  ? check_preemption_disabled+0x48/0x280
[  419.386659]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.391540]  apic_timer_interrupt+0xf/0x20
[  419.395767]  </IRQ>
[  419.398006] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  419.402938] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  419.421857] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  419.429596] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  419.436865] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  419.444133] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  419.451398] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  419.458664] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  419.465984]  skb_clone+0x1bb/0x500
[  419.469530]  ? skb_split+0x11e0/0x11e0
[  419.473436]  ? check_preemption_disabled+0x48/0x280
[  419.478459]  ? __this_cpu_preempt_check+0x1c/0x20
[  419.483302]  ? __bpf_redirect+0x54b/0xb20
[  419.487461]  bpf_clone_redirect+0xb9/0x490
[  419.491703]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  419.496723]  ? __sched_text_start+0x8/0x8
[  419.500875]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.505636]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  419.510219]  ? retint_kernel+0x2d/0x2d
[  419.514115]  ? find_held_lock+0x36/0x1c0
[  419.518186]  ? lock_acquire+0x1ed/0x520
[  419.522163]  ? bpf_test_run+0x3cb/0x780
[  419.526139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.531679]  ? check_preemption_disabled+0x48/0x280
[  419.536702]  ? kasan_check_read+0x11/0x20
[  419.540849]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.546126]  ? rcu_softirq_qs+0x20/0x20
[  419.550102]  ? preempt_schedule+0x4d/0x60
[  419.554250]  ? ___preempt_schedule+0x16/0x18
[  419.558666]  ? bpf_test_run+0x25d/0x780
[  419.562657]  ? netlink_diag_dump+0x2a0/0x2a0
[  419.567082]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.572653]  ? bpf_test_init.isra.10+0x70/0x100
[  419.577331]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  419.582114]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  419.586970]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.592564]  ? fput+0x130/0x1a0
[  419.595858]  ? __bpf_prog_get+0x9b/0x290
[  419.599921]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  419.604776]  ? bpf_prog_test_run+0x130/0x1a0
[  419.609218]  ? __x64_sys_bpf+0x3d8/0x520
[  419.613278]  ? bpf_prog_get+0x20/0x20
[  419.617103]  ? do_syscall_64+0x1b9/0x820
[  419.621164]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  419.626529]  ? syscall_return_slowpath+0x5e0/0x5e0
[  419.631457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.636301]  ? trace_hardirqs_on_caller+0x310/0x310
[  419.641317]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  419.646338]  ? prepare_exit_to_usermode+0x291/0x3b0
[  419.651361]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.656215]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  419.661596] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  419.661666] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  419.667773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.667778] Call Trace:
[  419.667784]  <IRQ>
[  419.667801]  dump_stack+0x244/0x39d
[  419.667825]  ? dump_stack_print_info.cold.1+0x20/0x20
[  419.674353] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.683659]  warn_alloc.cold.116+0xb7/0x1bd
[  419.686213] syz-executor3 cpuset=syz3 mems_allowed=0
[  419.688358]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.721849]  ? lock_downgrade+0x900/0x900
[  419.726036]  ? trace_hardirqs_off+0xb8/0x310
[  419.730473]  ? trace_hardirqs_off+0xb8/0x310
[  419.734922]  __alloc_pages_slowpath+0x26e8/0x2e10
[  419.739799]  ? warn_alloc+0x120/0x120
[  419.743601]  ? print_usage_bug+0xc0/0xc0
[  419.747662]  ? warn_alloc+0x120/0x120
[  419.751484]  ? warn_alloc+0x120/0x120
[  419.755289]  ? print_usage_bug+0xc0/0xc0
[  419.759369]  ? print_usage_bug+0xc0/0xc0
[  419.763428]  ? __lock_acquire+0x62f/0x4c20
[  419.767671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.773209]  ? should_fail+0x22d/0xd01
[  419.777106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.782210]  ? __lock_acquire+0x62f/0x4c20
[  419.786453]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.791560]  ? __lock_acquire+0x62f/0x4c20
[  419.795794]  ? should_fail+0x22d/0xd01
[  419.799681]  ? find_held_lock+0x36/0x1c0
[  419.803756]  ? mark_held_locks+0x130/0x130
[  419.808004]  ? mark_held_locks+0x130/0x130
[  419.812239]  ? zap_class+0x640/0x640
[  419.815962]  ? zap_class+0x640/0x640
[  419.819707]  ? print_usage_bug+0xc0/0xc0
[  419.823766]  ? do_raw_spin_unlock+0xa7/0x330
[  419.828177]  ? zap_class+0x640/0x640
[  419.831894]  ? print_usage_bug+0xc0/0xc0
[  419.835963]  ? wq_watchdog_touch+0x9c/0xfe
[  419.840208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.845747]  ? check_preemption_disabled+0x48/0x280
[  419.850769]  ? __lock_is_held+0xb5/0x140
[  419.854855]  __alloc_pages_nodemask+0xa80/0xde0
[  419.859526]  ? zap_class+0x640/0x640
[  419.863246]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  419.868271]  ? find_held_lock+0x36/0x1c0
[  419.872358]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.877045]  ? lock_downgrade+0x900/0x900
[  419.881204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.886745]  cache_grow_begin+0xa5/0x8c0
[  419.890803]  ? do_raw_spin_unlock+0xa7/0x330
[  419.895218]  fallback_alloc+0x204/0x2e0
[  419.899219]  ____cache_alloc_node+0x1c7/0x1e0
[  419.903724]  kmem_cache_alloc_node+0xe3/0x730
[  419.908223]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.912479]  __alloc_skb+0x119/0x770
[  419.916194]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  419.921479]  ? netdev_alloc_frag+0x1f0/0x1f0
[  419.925905]  ? lock_downgrade+0x900/0x900
[  419.930067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.935604]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.941059]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.946513]  ? addrconf_rs_timer+0x690/0x690
[  419.950936]  ndisc_alloc_skb+0x144/0x340
[  419.955013]  ndisc_send_rs+0x331/0x6e0
[  419.958906]  addrconf_rs_timer+0x314/0x690
[  419.963147]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.967392]  call_timer_fn+0x272/0x920
[  419.971280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.975513]  ? process_timeout+0x40/0x40
[  419.979584]  ? mark_held_locks+0xc7/0x130
[  419.983733]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.988227]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.992719]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.996964]  ? lockdep_hardirqs_on+0x296/0x5b0
[  420.001552]  ? trace_hardirqs_on+0xbd/0x310
[  420.005876]  ? kasan_check_read+0x11/0x20
[  420.010022]  ? __run_timers+0x7da/0xc70
[  420.014000]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.019110]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.023350]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.027581]  __run_timers+0x7e5/0xc70
[  420.031392]  ? timer_fixup_init+0x70/0x70
[  420.035547]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  420.040565]  ? zap_class+0x640/0x640
[  420.044287]  ? print_usage_bug+0xc0/0xc0
[  420.048353]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  420.053548]  ? find_held_lock+0x36/0x1c0
[  420.057615]  ? zap_class+0x640/0x640
[  420.061339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.066879]  ? check_preemption_disabled+0x48/0x280
[  420.071917]  ? __lock_is_held+0xb5/0x140
[  420.076006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.081547]  ? check_preemption_disabled+0x48/0x280
[  420.086570]  run_timer_softirq+0x52/0xb0
[  420.090632]  ? rcu_read_lock_sched_held+0x14f/0x180
[  420.095650]  __do_softirq+0x308/0xb7e
[  420.099675]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  420.104170]  ? lock_downgrade+0x900/0x900
[  420.108326]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  420.113473]  ? pvclock_read_flags+0x160/0x160
[  420.117978]  ? lapic_next_event+0x5a/0x90
[  420.122133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.127678]  ? kvm_clock_read+0x18/0x30
[  420.131651]  ? kvm_sched_clock_read+0x9/0x20
[  420.136062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.141646]  ? check_preemption_disabled+0x48/0x280
[  420.146674]  irq_exit+0x17f/0x1c0
[  420.150129]  smp_apic_timer_interrupt+0x1cb/0x760
[  420.154978]  ? smp_call_function_single_interrupt+0x650/0x650
[  420.160865]  ? interrupt_entry+0xb5/0xc0
[  420.164927]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.169947]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.174983]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.179830]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.184848]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.189864]  ? task_prio+0x50/0x50
[  420.193455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.199001]  ? check_preemption_disabled+0x48/0x280
[  420.204026]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.208878]  apic_timer_interrupt+0xf/0x20
[  420.213109]  </IRQ>
[  420.215362] RIP: 0010:dump_stack+0x358/0x39d
[  420.219770] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  420.238684] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  420.246389] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  420.253674] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  420.260941] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  420.268219] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  420.275486] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  420.282775]  ? dump_stack+0x34f/0x39d
[  420.286592]  ? dump_stack_print_info.cold.1+0x20/0x20
[  420.291787]  ? mark_held_locks+0x130/0x130
[  420.296024]  ? mark_held_locks+0x130/0x130
[  420.300266]  dump_header+0x27b/0xf72
[  420.304002]  ? pagefault_out_of_memory+0x197/0x197
[  420.308940]  ? __lock_acquire+0x62f/0x4c20
[  420.313187]  ? percpu_ref_get_many+0x240/0x240
[  420.317776]  ? print_usage_bug+0xc0/0xc0
[  420.321842]  ? zap_class+0x640/0x640
[  420.325566]  ? print_usage_bug+0xc0/0xc0
[  420.329627]  ? print_usage_bug+0xc0/0xc0
[  420.333737]  ? zap_class+0x640/0x640
[  420.337472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.343022]  ? find_held_lock+0x36/0x1c0
[  420.347096]  ? mark_held_locks+0xc7/0x130
[  420.351252]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.356356]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  420.361467]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  420.366056]  ? trace_hardirqs_on+0xbd/0x310
[  420.370379]  ? kasan_check_read+0x11/0x20
[  420.374528]  ? ___ratelimit+0x3b4/0x672
[  420.378505]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.383629]  ? trace_hardirqs_on+0x310/0x310
[  420.388046]  ? lock_downgrade+0x900/0x900
[  420.392204]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.397311]  ? ___ratelimit+0x3b9/0x672
[  420.401292]  ? idr_get_free+0xf70/0xf70
[  420.405269]  ? find_held_lock+0x36/0x1c0
[  420.409340]  oom_kill_process.cold.27+0x10/0x903
[  420.414097]  ? zap_class+0x640/0x640
[  420.417809]  ? check_preemption_disabled+0x48/0x280
[  420.422839]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.427790]  ? kasan_check_read+0x11/0x20
[  420.431937]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.437228]  ? oom_evaluate_task+0x540/0x540
[  420.441638]  ? find_held_lock+0x36/0x1c0
[  420.445734]  ? out_of_memory+0x974/0x1430
[  420.449901]  ? lock_downgrade+0x900/0x900
[  420.454050]  ? check_preemption_disabled+0x48/0x280
[  420.459071]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.464002]  ? kasan_check_read+0x11/0x20
[  420.468149]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.473452]  ? rcu_softirq_qs+0x20/0x20
[  420.477437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.482984]  ? oom_evaluate_task+0x302/0x540
[  420.487398]  out_of_memory+0xa84/0x1430
[  420.491385]  ? oom_killer_disable+0x3a0/0x3a0
[  420.495891]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  420.500823]  ? __ww_mutex_check_waiters+0x160/0x160
[  420.505852]  __alloc_pages_slowpath+0x2354/0x2e10
[  420.510726]  ? warn_alloc+0x120/0x120
[  420.514525]  ? mark_held_locks+0x130/0x130
[  420.518771]  ? find_get_entry+0xaae/0x1120
[  420.523017]  ? filemap_map_pages+0x1a20/0x1a20
[  420.527604]  ? zap_class+0x640/0x640
[  420.531325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.536877]  ? check_preemption_disabled+0x48/0x280
[  420.541897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.547439]  ? should_fail+0x22d/0xd01
[  420.551336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.556439]  ? zap_class+0x640/0x640
[  420.560188]  ? __lock_is_held+0xb5/0x140
[  420.564260]  ? mark_held_locks+0x130/0x130
[  420.568499]  ? lock_release+0xa00/0xa00
[  420.572523]  ? perf_trace_sched_process_exec+0x860/0x860
[  420.577982]  ? xa_load+0x2ba/0x460
[  420.581526]  ? lock_downgrade+0x900/0x900
[  420.585681]  ? __might_sleep+0x95/0x190
[  420.589672]  __alloc_pages_nodemask+0xa80/0xde0
[  420.594349]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  420.599381]  ? __page_cache_alloc+0x191/0x5c0
[  420.603917]  ? xa_load+0x2e1/0x460
[  420.607494]  ? xa_clear_mark+0x40/0x40
[  420.611396]  ? zap_class+0x640/0x640
[  420.615122]  ? zap_class+0x640/0x640
[  420.618834]  ? zap_class+0x640/0x640
[  420.622561]  ? __do_page_cache_readahead+0x663/0x810
[  420.627673]  ? find_held_lock+0x36/0x1c0
[  420.631736]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  420.637278]  alloc_pages_current+0x173/0x350
[  420.641693]  __page_cache_alloc+0x38c/0x5c0
[  420.646028]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.650962]  ? kasan_check_read+0x11/0x20
[  420.655112]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.660392]  ? generic_perform_write+0x6a0/0x6a0
[  420.665152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.670688]  ? check_preemption_disabled+0x48/0x280
[  420.675715]  filemap_fault+0x1595/0x25f0
[  420.679792]  ? __lock_page_or_retry+0xa00/0xa00
[  420.684467]  ? mark_held_locks+0x130/0x130
[  420.688712]  ? filemap_map_pages+0xd6b/0x1a20
[  420.693214]  ? lock_downgrade+0x900/0x900
[  420.697362]  ? check_preemption_disabled+0x48/0x280
[  420.702383]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.707339]  ? kasan_check_read+0x11/0x20
[  420.711502]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.716797]  ? rcu_softirq_qs+0x20/0x20
[  420.720783]  ? filemap_map_pages+0xd92/0x1a20
[  420.725304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.730849]  ? find_get_entries_tag+0x1400/0x1400
[  420.735696]  ? __lock_acquire+0x62f/0x4c20
[  420.739941]  ? lock_acquire+0x1ed/0x520
[  420.743925]  ? ext4_filemap_fault+0x7a/0xad
[  420.748264]  ? lock_release+0xa00/0xa00
[  420.752241]  ? perf_trace_sched_process_exec+0x860/0x860
[  420.757691]  ? print_usage_bug+0xc0/0xc0
[  420.761760]  ? print_usage_bug+0xc0/0xc0
[  420.765833]  ? down_read+0x8d/0x120
[  420.769473]  ? ext4_filemap_fault+0x7a/0xad
[  420.773799]  ? __down_interruptible+0x700/0x700
[  420.778484]  ext4_filemap_fault+0x82/0xad
[  420.782634]  __do_fault+0x100/0x6b0
[  420.786266]  ? pmd_devmap_trans_unstable+0x220/0x220
[  420.791374]  ? mark_held_locks+0x130/0x130
[  420.795634]  ? mark_held_locks+0x130/0x130
[  420.799869]  ? find_held_lock+0x36/0x1c0
[  420.803941]  ? find_held_lock+0x36/0x1c0
[  420.808018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.813560]  __handle_mm_fault+0x3ea0/0x5be0
[  420.817978]  ? poll_select_copy_remaining+0x18c/0x6a0
[  420.823184]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  420.828037]  ? __might_fault+0x12b/0x1e0
[  420.832105]  ? lock_downgrade+0x900/0x900
[  420.836264]  ? zap_class+0x640/0x640
[  420.839991]  ? zap_class+0x640/0x640
[  420.843716]  ? find_held_lock+0x36/0x1c0
[  420.847791]  ? handle_mm_fault+0x42a/0xc70
[  420.852030]  ? lock_downgrade+0x900/0x900
[  420.856181]  ? check_preemption_disabled+0x48/0x280
[  420.861204]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  420.866137]  ? kasan_check_read+0x11/0x20
[  420.870290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  420.875565]  ? rcu_softirq_qs+0x20/0x20
[  420.879567]  ? trace_hardirqs_off_caller+0x310/0x310
[  420.884684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.890239]  ? check_preemption_disabled+0x48/0x280
[  420.895264]  handle_mm_fault+0x54f/0xc70
[  420.899330]  ? __handle_mm_fault+0x5be0/0x5be0
[  420.903935]  ? find_vma+0x34/0x190
[  420.907523]  __do_page_fault+0x5e8/0xe60
[  420.911604]  ? trace_hardirqs_off+0xb8/0x310
[  420.916029]  do_page_fault+0xf2/0x7e0
[  420.919832]  ? vmalloc_sync_all+0x30/0x30
[  420.923989]  ? error_entry+0x70/0xd0
[  420.927707]  ? trace_hardirqs_off_caller+0xbb/0x310
[  420.932724]  ? trace_hardirqs_on_caller+0xc0/0x310
[  420.937659]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.942587]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.947430]  ? trace_hardirqs_on_caller+0x310/0x310
[  420.952450]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.957919]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  420.962998]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.968044]  ? page_fault+0x8/0x30
[  420.971606]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.976449]  ? page_fault+0x8/0x30
[  420.980040]  page_fault+0x1e/0x30
[  420.983532] RIP: 0033:0x7fc801b82dd3
[  420.987258] Code: Bad RIP value.
[  420.990622] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  420.995985] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  421.003270] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  421.010553] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  421.017818] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  421.025083] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  421.032378] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  421.032383] warn_alloc_show_mem: 1 callbacks suppressed
[  421.032391] Mem-Info:
[  421.039663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.045031] active_anon:48903 inactive_anon:193 isolated_anon:0
[  421.045031]  active_file:14 inactive_file:14 isolated_file:0
[  421.045031]  unevictable:0 dirty:0 writeback:0 unstable:0
[  421.045031]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  421.045031]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  421.045031]  free:13784 free_pcp:349 free_cma:0
[  421.047408] Call Trace:
[  421.056799] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  421.089642]  <IRQ>
[  421.092212] 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
[  421.119704]  dump_stack+0x244/0x39d
[  421.121831] lowmem_reserve[]: 0 2818 6321 6321
[  421.147937]  ? dump_stack_print_info.cold.1+0x20/0x20
[  421.151548] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  421.156131]  warn_alloc.cold.116+0xb7/0x1bd
[  421.161292] lowmem_reserve[]: 0 0 3503 3503
[  421.188617]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.192913] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  421.198094]  ? lock_downgrade+0x900/0x900
[  421.202910] lowmem_reserve[]: 0 0 0 0
[  421.231986]  ? trace_hardirqs_off+0xb8/0x310
[  421.236106] 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
[  421.239906]  ? trace_hardirqs_off+0xb8/0x310
[  421.244288] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  421.257810]  __alloc_pages_slowpath+0x26e8/0x2e10
[  421.262187] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  421.277573]  ? warn_alloc+0x120/0x120
[  421.282377] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.297625]  ? print_usage_bug+0xc0/0xc0
[  421.301404] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.310226]  ? warn_alloc+0x120/0x120
[  421.314265] 272 total pagecache pages
[  421.322846]  ? warn_alloc+0x120/0x120
[  421.326627] 0 pages in swap cache
[  421.330413]  ? print_usage_bug+0xc0/0xc0
[  421.334208] Swap cache stats: add 0, delete 0, find 0/0
[  421.337649]  ? print_usage_bug+0xc0/0xc0
[  421.341685] Free swap  = 0kB
[  421.347057]  ? __lock_acquire+0x62f/0x4c20
[  421.351097] Total swap = 0kB
[  421.354116]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.358323] 1965979 pages RAM
[  421.361337]  ? should_fail+0x22d/0xd01
[  421.366849] 0 pages HighMem/MovableOnly
[  421.369957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.373819] 342853 pages reserved
[  421.377877]  ? __lock_acquire+0x62f/0x4c20
[  421.382970] 0 pages cma reserved
[  421.386417]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.390693] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.393991]  ? __lock_acquire+0x62f/0x4c20
[  421.394007]  ? should_fail+0x22d/0xd01
[  421.399178] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.405582]  ? find_held_lock+0x36/0x1c0
[  421.409793] init cpuset=/ mems_allowed=0
[  421.413681]  ? mark_held_locks+0x130/0x130
[  421.435681]  ? mark_held_locks+0x130/0x130
[  421.439913]  ? zap_class+0x640/0x640
[  421.443630]  ? zap_class+0x640/0x640
[  421.447348]  ? print_usage_bug+0xc0/0xc0
[  421.451406]  ? do_raw_spin_unlock+0xa7/0x330
[  421.455812]  ? zap_class+0x640/0x640
[  421.459527]  ? print_usage_bug+0xc0/0xc0
[  421.463605]  ? wq_watchdog_touch+0x9c/0xfe
[  421.467848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.473389]  ? check_preemption_disabled+0x48/0x280
[  421.478431]  ? __lock_is_held+0xb5/0x140
[  421.482500]  __alloc_pages_nodemask+0xa80/0xde0
[  421.487170]  ? zap_class+0x640/0x640
[  421.490893]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  421.495919]  ? find_held_lock+0x36/0x1c0
[  421.500010]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.504683]  ? lock_downgrade+0x900/0x900
[  421.508840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.514387]  cache_grow_begin+0xa5/0x8c0
[  421.518449]  ? do_raw_spin_unlock+0xa7/0x330
[  421.522866]  fallback_alloc+0x204/0x2e0
[  421.526852]  ____cache_alloc_node+0x1c7/0x1e0
[  421.531358]  kmem_cache_alloc_node+0xe3/0x730
[  421.535872]  ? ipv6_get_ifaddr+0x42e/0x620
[  421.540151]  __alloc_skb+0x119/0x770
[  421.543893]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  421.549174]  ? netdev_alloc_frag+0x1f0/0x1f0
[  421.553596]  ? lock_downgrade+0x900/0x900
[  421.557769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.563305]  ? refcount_sub_and_test_checked+0x203/0x310
[  421.568762]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  421.574214]  ? addrconf_rs_timer+0x690/0x690
[  421.578637]  ndisc_alloc_skb+0x144/0x340
[  421.582708]  ndisc_send_rs+0x331/0x6e0
[  421.586600]  addrconf_rs_timer+0x314/0x690
[  421.590844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.595095]  call_timer_fn+0x272/0x920
[  421.598984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.603216]  ? process_timeout+0x40/0x40
[  421.607285]  ? __run_timers+0x7da/0xc70
[  421.611266]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.615759]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.620251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.624489]  ? lockdep_hardirqs_on+0x296/0x5b0
[  421.629120]  ? trace_hardirqs_on+0xbd/0x310
[  421.633442]  ? kasan_check_read+0x11/0x20
[  421.637591]  ? __run_timers+0x7da/0xc70
[  421.641581]  ? trace_hardirqs_off_caller+0x310/0x310
[  421.646692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.650933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.655178]  __run_timers+0x7e5/0xc70
[  421.659000]  ? timer_fixup_init+0x70/0x70
[  421.663152]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.668170]  ? zap_class+0x640/0x640
[  421.671889]  ? enqueue_hrtimer+0x1a5/0x560
[  421.676131]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.681333]  ? find_held_lock+0x36/0x1c0
[  421.685399]  ? zap_class+0x640/0x640
[  421.689117]  ? pvclock_read_flags+0x160/0x160
[  421.693616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.699156]  ? check_preemption_disabled+0x48/0x280
[  421.704186]  ? __lock_is_held+0xb5/0x140
[  421.708249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.713786]  ? check_preemption_disabled+0x48/0x280
[  421.718814]  run_timer_softirq+0x52/0xb0
[  421.722877]  ? rcu_read_lock_sched_held+0x14f/0x180
[  421.727896]  __do_softirq+0x308/0xb7e
[  421.731699]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  421.736193]  ? lock_downgrade+0x900/0x900
[  421.740348]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  421.745458]  ? pvclock_read_flags+0x160/0x160
[  421.749969]  ? lapic_next_event+0x5a/0x90
[  421.754121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.759667]  ? kvm_clock_read+0x18/0x30
[  421.763640]  ? kvm_sched_clock_read+0x9/0x20
[  421.768086]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.773626]  ? check_preemption_disabled+0x48/0x280
[  421.778654]  irq_exit+0x17f/0x1c0
[  421.782109]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.786969]  ? smp_call_function_single_interrupt+0x159/0x650
[  421.792859]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.798742]  ? interrupt_entry+0xb5/0xc0
[  421.802808]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.807827]  ? trace_hardirqs_off_caller+0xbb/0x310
[  421.812851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.817696]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.822712]  ? trace_hardirqs_on_caller+0x310/0x310
[  421.827736]  ? task_prio+0x50/0x50
[  421.831282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.836821]  ? check_preemption_disabled+0x48/0x280
[  421.841845]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.846700]  apic_timer_interrupt+0xf/0x20
[  421.850927]  </IRQ>
[  421.853179] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  421.858110] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  421.877011] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  421.884717] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  421.891989] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  421.899277] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  421.906561] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  421.913832] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  421.921148]  skb_clone+0x1bb/0x500
[  421.924693]  ? skb_split+0x11e0/0x11e0
[  421.928586]  ? check_preemption_disabled+0x48/0x280
[  421.933609]  ? __this_cpu_preempt_check+0x1c/0x20
[  421.938450]  ? __bpf_redirect+0x54b/0xb20
[  421.942607]  bpf_clone_redirect+0xb9/0x490
[  421.946850]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  421.951875]  ? __sched_text_start+0x8/0x8
[  421.956028]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.960784]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  421.965362]  ? retint_kernel+0x2d/0x2d
[  421.969254]  ? find_held_lock+0x36/0x1c0
[  421.973323]  ? lock_acquire+0x1ed/0x520
[  421.977301]  ? bpf_test_run+0x3cb/0x780
[  421.981276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.986816]  ? check_preemption_disabled+0x48/0x280
[  421.991845]  ? kasan_check_read+0x11/0x20
[  421.995995]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.001273]  ? rcu_softirq_qs+0x20/0x20
[  422.005253]  ? preempt_schedule+0x4d/0x60
[  422.009402]  ? ___preempt_schedule+0x16/0x18
[  422.013824]  ? bpf_test_run+0x25d/0x780
[  422.017834]  ? netlink_diag_dump+0x2a0/0x2a0
[  422.022267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.027805]  ? bpf_test_init.isra.10+0x70/0x100
[  422.032482]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  422.037268]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  422.042114]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  422.047654]  ? fput+0x130/0x1a0
[  422.050940]  ? __bpf_prog_get+0x9b/0x290
[  422.055020]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  422.059860]  ? bpf_prog_test_run+0x130/0x1a0
[  422.064271]  ? __x64_sys_bpf+0x3d8/0x520
[  422.068332]  ? bpf_prog_get+0x20/0x20
[  422.072154]  ? do_syscall_64+0x1b9/0x820
[  422.076215]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  422.081581]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.086513]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.091362]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.096423]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.101909]  ? prepare_exit_to_usermode+0x291/0x3b0
[  422.106935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.111804]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  422.117189] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  422.117266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  422.123337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.123346] Call Trace:
[  422.129980] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.139186]  <IRQ>
[  422.139212]  dump_stack+0x244/0x39d
[  422.141939] syz-executor3 cpuset=syz3 mems_allowed=0
[  422.152442]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.168576]  warn_alloc.cold.116+0xb7/0x1bd
[  422.172901]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.177752]  ? lock_downgrade+0x900/0x900
[  422.181908]  ? trace_hardirqs_off+0xb8/0x310
[  422.186324]  ? trace_hardirqs_off+0xb8/0x310
[  422.190743]  __alloc_pages_slowpath+0x26e8/0x2e10
[  422.195618]  ? warn_alloc+0x120/0x120
[  422.199424]  ? print_usage_bug+0xc0/0xc0
[  422.203491]  ? warn_alloc+0x120/0x120
[  422.207297]  ? warn_alloc+0x120/0x120
[  422.211101]  ? print_usage_bug+0xc0/0xc0
[  422.215163]  ? kvm_clock_read+0x18/0x30
[  422.219140]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  422.224158]  ? print_usage_bug+0xc0/0xc0
[  422.228221]  ? __lock_acquire+0x62f/0x4c20
[  422.232467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.238008]  ? should_fail+0x22d/0xd01
[  422.241899]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.247180]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.252282]  ? __lock_acquire+0x62f/0x4c20
[  422.256566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.261684]  ? __lock_acquire+0x62f/0x4c20
[  422.265915]  ? should_fail+0x22d/0xd01
[  422.269799]  ? rcu_irq_exit+0x1a2/0x390
[  422.273786]  ? mark_held_locks+0x130/0x130
[  422.278026]  ? mark_held_locks+0x130/0x130
[  422.282268]  ? mark_held_locks+0xc7/0x130
[  422.286419]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  422.291440]  ? zap_class+0x640/0x640
[  422.295160]  ? print_usage_bug+0xc0/0xc0
[  422.299248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.304793]  ? check_preemption_disabled+0x48/0x280
[  422.309823]  ? __lock_is_held+0xb5/0x140
[  422.313909]  __alloc_pages_nodemask+0xa80/0xde0
[  422.318580]  ? zap_class+0x640/0x640
[  422.322299]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  422.327330]  ? find_held_lock+0x36/0x1c0
[  422.331403]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.336074]  ? lock_downgrade+0x900/0x900
[  422.340234]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.345778]  cache_grow_begin+0xa5/0x8c0
[  422.349839]  ? do_raw_spin_unlock+0xa7/0x330
[  422.354254]  fallback_alloc+0x204/0x2e0
[  422.358236]  ____cache_alloc_node+0x1c7/0x1e0
[  422.362739]  kmem_cache_alloc_node+0xe3/0x730
[  422.367241]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.371491]  __alloc_skb+0x119/0x770
[  422.375206]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.380495]  ? netdev_alloc_frag+0x1f0/0x1f0
[  422.384906]  ? lock_downgrade+0x900/0x900
[  422.389064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.394604]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.400059]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.405517]  ? addrconf_rs_timer+0x690/0x690
[  422.409941]  ndisc_alloc_skb+0x144/0x340
[  422.414019]  ndisc_send_rs+0x331/0x6e0
[  422.417917]  addrconf_rs_timer+0x314/0x690
[  422.422166]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.426414]  call_timer_fn+0x272/0x920
[  422.430304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.434538]  ? process_timeout+0x40/0x40
[  422.438610]  ? mark_held_locks+0xc7/0x130
[  422.442765]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.447263]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.451759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.455998]  ? lockdep_hardirqs_on+0x296/0x5b0
[  422.460593]  ? trace_hardirqs_on+0xbd/0x310
[  422.464925]  ? kasan_check_read+0x11/0x20
[  422.469090]  ? __run_timers+0x7da/0xc70
[  422.473077]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.478195]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.482443]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.486687]  __run_timers+0x7e5/0xc70
[  422.490510]  ? timer_fixup_init+0x70/0x70
[  422.494669]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  422.499695]  ? zap_class+0x640/0x640
[  422.503425]  ? print_usage_bug+0xc0/0xc0
[  422.507501]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  422.512706]  ? find_held_lock+0x36/0x1c0
[  422.516785]  ? zap_class+0x640/0x640
[  422.520516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.526066]  ? check_preemption_disabled+0x48/0x280
[  422.531105]  ? __lock_is_held+0xb5/0x140
[  422.535180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.540728]  ? check_preemption_disabled+0x48/0x280
[  422.545759]  run_timer_softirq+0x52/0xb0
[  422.549832]  ? rcu_read_lock_sched_held+0x14f/0x180
[  422.554864]  __do_softirq+0x308/0xb7e
[  422.558680]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  422.563190]  ? lock_downgrade+0x900/0x900
[  422.567353]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  422.572481]  ? pvclock_read_flags+0x160/0x160
[  422.577005]  ? lapic_next_event+0x5a/0x90
[  422.581168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.586719]  ? kvm_clock_read+0x18/0x30
[  422.590701]  ? kvm_sched_clock_read+0x9/0x20
[  422.595120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.600667]  ? check_preemption_disabled+0x48/0x280
[  422.605703]  irq_exit+0x17f/0x1c0
[  422.609167]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.614027]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.619923]  ? interrupt_entry+0xb5/0xc0
[  422.624014]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.629039]  ? trace_hardirqs_off_caller+0xbb/0x310
[  422.634066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.638920]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.643976]  ? trace_hardirqs_on_caller+0x310/0x310
[  422.649008]  ? task_prio+0x50/0x50
[  422.652562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.658113]  ? check_preemption_disabled+0x48/0x280
[  422.663233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.668103]  apic_timer_interrupt+0xf/0x20
[  422.672340]  </IRQ>
[  422.674589] RIP: 0010:dump_stack+0x358/0x39d
[  422.679011] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  422.697921] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  422.705702] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  422.712995] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  422.720275] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  422.727551] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  422.734827] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  422.742127]  ? dump_stack+0x34f/0x39d
[  422.745971]  ? dump_stack_print_info.cold.1+0x20/0x20
[  422.751184]  ? mark_held_locks+0x130/0x130
[  422.755428]  ? mark_held_locks+0x130/0x130
[  422.759682]  dump_header+0x27b/0xf72
[  422.763423]  ? pagefault_out_of_memory+0x197/0x197
[  422.768367]  ? __lock_acquire+0x62f/0x4c20
[  422.772613]  ? percpu_ref_get_many+0x240/0x240
[  422.777210]  ? print_usage_bug+0xc0/0xc0
[  422.781287]  ? zap_class+0x640/0x640
[  422.785016]  ? print_usage_bug+0xc0/0xc0
[  422.789085]  ? print_usage_bug+0xc0/0xc0
[  422.793157]  ? zap_class+0x640/0x640
[  422.796888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.802442]  ? find_held_lock+0x36/0x1c0
[  422.806526]  ? mark_held_locks+0xc7/0x130
[  422.810686]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.815798]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  422.820911]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  422.825505]  ? trace_hardirqs_on+0xbd/0x310
[  422.829837]  ? kasan_check_read+0x11/0x20
[  422.834002]  ? ___ratelimit+0x3b4/0x672
[  422.837999]  ? trace_hardirqs_off_caller+0x310/0x310
[  422.843112]  ? trace_hardirqs_on+0x310/0x310
[  422.847532]  ? lock_downgrade+0x900/0x900
[  422.851693]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  422.856806]  ? ___ratelimit+0x3b9/0x672
[  422.860790]  ? idr_get_free+0xf70/0xf70
[  422.864771]  ? find_held_lock+0x36/0x1c0
[  422.868851]  oom_kill_process.cold.27+0x10/0x903
[  422.873616]  ? zap_class+0x640/0x640
[  422.877341]  ? check_preemption_disabled+0x48/0x280
[  422.882374]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.887318]  ? kasan_check_read+0x11/0x20
[  422.891477]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.896768]  ? oom_evaluate_task+0x540/0x540
[  422.901190]  ? find_held_lock+0x36/0x1c0
[  422.905269]  ? out_of_memory+0x974/0x1430
[  422.909429]  ? lock_downgrade+0x900/0x900
[  422.913592]  ? check_preemption_disabled+0x48/0x280
[  422.918682]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  422.923621]  ? kasan_check_read+0x11/0x20
[  422.927775]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  422.933064]  ? rcu_softirq_qs+0x20/0x20
[  422.937057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.942599]  ? oom_evaluate_task+0x302/0x540
[  422.947023]  out_of_memory+0xa84/0x1430
[  422.951019]  ? oom_killer_disable+0x3a0/0x3a0
[  422.955525]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  422.960479]  ? __ww_mutex_check_waiters+0x160/0x160
[  422.965518]  __alloc_pages_slowpath+0x2354/0x2e10
[  422.970400]  ? warn_alloc+0x120/0x120
[  422.974211]  ? mark_held_locks+0x130/0x130
[  422.978509]  ? find_get_entry+0xaae/0x1120
[  422.982765]  ? filemap_map_pages+0x1a20/0x1a20
[  422.987365]  ? zap_class+0x640/0x640
[  422.991097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.996643]  ? check_preemption_disabled+0x48/0x280
[  423.001669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.007217]  ? should_fail+0x22d/0xd01
[  423.011121]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.016237]  ? zap_class+0x640/0x640
[  423.020008]  ? __lock_is_held+0xb5/0x140
[  423.024092]  ? mark_held_locks+0x130/0x130
[  423.028342]  ? lock_release+0xa00/0xa00
[  423.032326]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.037791]  ? xa_load+0x2ba/0x460
[  423.041344]  ? lock_downgrade+0x900/0x900
[  423.045510]  ? __might_sleep+0x95/0x190
[  423.049503]  __alloc_pages_nodemask+0xa80/0xde0
[  423.054191]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  423.059219]  ? __page_cache_alloc+0x191/0x5c0
[  423.063720]  ? xa_load+0x2e1/0x460
[  423.067275]  ? xa_clear_mark+0x40/0x40
[  423.071173]  ? zap_class+0x640/0x640
[  423.074902]  ? zap_class+0x640/0x640
[  423.078622]  ? zap_class+0x640/0x640
[  423.082343]  ? __do_page_cache_readahead+0x663/0x810
[  423.087470]  ? find_held_lock+0x36/0x1c0
[  423.091545]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  423.097103]  alloc_pages_current+0x173/0x350
[  423.101532]  __page_cache_alloc+0x38c/0x5c0
[  423.105863]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.110837]  ? kasan_check_read+0x11/0x20
[  423.115010]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.120299]  ? generic_perform_write+0x6a0/0x6a0
[  423.125066]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.130614]  ? check_preemption_disabled+0x48/0x280
[  423.135737]  filemap_fault+0x1595/0x25f0
[  423.139822]  ? __lock_page_or_retry+0xa00/0xa00
[  423.144510]  ? mark_held_locks+0x130/0x130
[  423.148763]  ? filemap_map_pages+0xd6b/0x1a20
[  423.153269]  ? lock_downgrade+0x900/0x900
[  423.157430]  ? check_preemption_disabled+0x48/0x280
[  423.162475]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.167557]  ? kasan_check_read+0x11/0x20
[  423.171714]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.177048]  ? rcu_softirq_qs+0x20/0x20
[  423.181053]  ? filemap_map_pages+0xd92/0x1a20
[  423.185566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.191122]  ? find_get_entries_tag+0x1400/0x1400
[  423.195999]  ? __lock_acquire+0x62f/0x4c20
[  423.200256]  ? lock_acquire+0x1ed/0x520
[  423.204241]  ? ext4_filemap_fault+0x7a/0xad
[  423.208581]  ? lock_release+0xa00/0xa00
[  423.212566]  ? perf_trace_sched_process_exec+0x860/0x860
[  423.218030]  ? print_usage_bug+0xc0/0xc0
[  423.222107]  ? print_usage_bug+0xc0/0xc0
[  423.226191]  ? down_read+0x8d/0x120
[  423.229982]  ? ext4_filemap_fault+0x7a/0xad
[  423.234322]  ? __down_interruptible+0x700/0x700
[  423.239018]  ext4_filemap_fault+0x82/0xad
[  423.243181]  __do_fault+0x100/0x6b0
[  423.246820]  ? pmd_devmap_trans_unstable+0x220/0x220
[  423.251936]  ? mark_held_locks+0x130/0x130
[  423.256202]  ? mark_held_locks+0x130/0x130
[  423.260444]  ? find_held_lock+0x36/0x1c0
[  423.264527]  ? find_held_lock+0x36/0x1c0
[  423.268602]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.274157]  __handle_mm_fault+0x3ea0/0x5be0
[  423.278576]  ? poll_select_copy_remaining+0x18c/0x6a0
[  423.283785]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  423.288646]  ? __might_fault+0x12b/0x1e0
[  423.292717]  ? lock_downgrade+0x900/0x900
[  423.296887]  ? zap_class+0x640/0x640
[  423.300608]  ? zap_class+0x640/0x640
[  423.304337]  ? find_held_lock+0x36/0x1c0
[  423.308419]  ? handle_mm_fault+0x42a/0xc70
[  423.312667]  ? lock_downgrade+0x900/0x900
[  423.316823]  ? check_preemption_disabled+0x48/0x280
[  423.321855]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  423.326795]  ? kasan_check_read+0x11/0x20
[  423.330971]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.336261]  ? rcu_softirq_qs+0x20/0x20
[  423.340246]  ? trace_hardirqs_off_caller+0x310/0x310
[  423.345360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.350908]  ? check_preemption_disabled+0x48/0x280
[  423.355944]  handle_mm_fault+0x54f/0xc70
[  423.360043]  ? __handle_mm_fault+0x5be0/0x5be0
[  423.364640]  ? find_vma+0x34/0x190
[  423.368197]  __do_page_fault+0x5e8/0xe60
[  423.372267]  ? trace_hardirqs_off+0xb8/0x310
[  423.376695]  do_page_fault+0xf2/0x7e0
[  423.380510]  ? vmalloc_sync_all+0x30/0x30
[  423.384719]  ? error_entry+0x70/0xd0
[  423.388446]  ? trace_hardirqs_off_caller+0xbb/0x310
[  423.393479]  ? trace_hardirqs_on_caller+0xc0/0x310
[  423.398418]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.403354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.408210]  ? trace_hardirqs_on_caller+0x310/0x310
[  423.413241]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.418706]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  423.423733]  ? prepare_exit_to_usermode+0x291/0x3b0
[  423.428756]  ? page_fault+0x8/0x30
[  423.432310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.437167]  ? page_fault+0x8/0x30
[  423.440717]  page_fault+0x1e/0x30
[  423.444187] RIP: 0033:0x7fc801b82dd3
[  423.447919] Code: Bad RIP value.
[  423.451355] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  423.456729] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  423.464006] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  423.471284] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  423.478558] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  423.485833] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  423.493137] warn_alloc_show_mem: 1 callbacks suppressed
[  423.493149] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  423.493151] Mem-Info:
[  423.493183] active_anon:48903 inactive_anon:193 isolated_anon:0
[  423.493183]  active_file:14 inactive_file:14 isolated_file:0
[  423.493183]  unevictable:0 dirty:0 writeback:0 unstable:0
[  423.493183]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  423.493183]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  423.493183]  free:13784 free_pcp:349 free_cma:0
[  423.498533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.505821] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  423.508225] Call Trace:
[  423.541106] 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
[  423.550460]  <IRQ>
[  423.577970] lowmem_reserve[]: 0 2818 6321 6321
[  423.580578]  dump_stack+0x244/0x39d
[  423.606668] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  423.608828]  ? dump_stack_print_info.cold.1+0x20/0x20
[  423.613388] lowmem_reserve[]: 0 0 3503 3503
[  423.617027]  warn_alloc.cold.116+0xb7/0x1bd
[  423.644328] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  423.649528]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.653827] lowmem_reserve[]: 0 0 0 0
[  423.658205]  ? lock_downgrade+0x900/0x900
[  423.687258] 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
[  423.692204]  ? trace_hardirqs_off+0xb8/0x310
[  423.695995] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  423.700149]  ? trace_hardirqs_off+0xb8/0x310
[  423.713656] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  423.718074]  __alloc_pages_slowpath+0x26e8/0x2e10
[  423.733406] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  423.737836]  ? warn_alloc+0x120/0x120
[  423.753065] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  423.757905]  ? print_usage_bug+0xc0/0xc0
[  423.766723] 272 total pagecache pages
[  423.770529]  ? warn_alloc+0x120/0x120
[  423.779093] 0 pages in swap cache
[  423.783149]  ? warn_alloc+0x120/0x120
[  423.786940] Swap cache stats: add 0, delete 0, find 0/0
[  423.790762]  ? print_usage_bug+0xc0/0xc0
[  423.794198] Free swap  = 0kB
[  423.798006]  ? kvm_clock_read+0x18/0x30
[  423.803352] Total swap = 0kB
[  423.807418]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  423.810418] 1965979 pages RAM
[  423.814399]  ? print_usage_bug+0xc0/0xc0
[  423.817402] 0 pages HighMem/MovableOnly
[  423.822419]  ? __lock_acquire+0x62f/0x4c20
[  423.825512] 342853 pages reserved
[  423.829573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.833530] 0 pages cma reserved
[  423.837769]  ? should_fail+0x22d/0xd01
[  423.841266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  423.846735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  423.846755]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.846771]  ? __lock_acquire+0x62f/0x4c20
[  423.850185] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.854024]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.860503] init cpuset=/ mems_allowed=0
[  423.865781]  ? __lock_acquire+0x62f/0x4c20
[  423.865797]  ? should_fail+0x22d/0xd01
[  423.902100]  ? rcu_irq_exit+0x1a2/0x390
[  423.906100]  ? mark_held_locks+0x130/0x130
[  423.910347]  ? mark_held_locks+0x130/0x130
[  423.914600]  ? __lock_acquire+0x62f/0x4c20
[  423.918848]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  423.923874]  ? zap_class+0x640/0x640
[  423.927600]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  423.932370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.937918]  ? check_preemption_disabled+0x48/0x280
[  423.942992]  ? __lock_is_held+0xb5/0x140
[  423.947074]  __alloc_pages_nodemask+0xa80/0xde0
[  423.951754]  ? zap_class+0x640/0x640
[  423.955486]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  423.960523]  ? find_held_lock+0x36/0x1c0
[  423.964606]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.969335]  ? lock_downgrade+0x900/0x900
[  423.973503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.979057]  cache_grow_begin+0xa5/0x8c0
[  423.983128]  ? do_raw_spin_unlock+0xa7/0x330
[  423.987554]  fallback_alloc+0x204/0x2e0
[  423.991542]  ____cache_alloc_node+0x1c7/0x1e0
[  423.996056]  kmem_cache_alloc_node+0xe3/0x730
[  424.000578]  ? do_raw_spin_unlock+0xa7/0x330
[  424.005024]  ? do_raw_spin_trylock+0x270/0x270
[  424.009626]  __alloc_skb+0x119/0x770
[  424.013359]  ? netdev_alloc_frag+0x1f0/0x1f0
[  424.017776]  ? atomic_notifier_call_chain+0xc6/0x190
[  424.022892]  ? lock_downgrade+0x900/0x900
[  424.027054]  ? check_preemption_disabled+0x48/0x280
[  424.032089]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  424.037030]  ? kasan_check_read+0x11/0x20
[  424.041186]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.046475]  ? rcu_softirq_qs+0x20/0x20
[  424.050460]  ? kasan_check_read+0x11/0x20
[  424.054677]  ? do_raw_write_trylock+0x270/0x270
[  424.059366]  __neigh_notify+0x8c/0x160
[  424.063270]  ? neigh_connected_output+0x780/0x780
[  424.068126]  neigh_timer_handler+0x6cb/0xdf0
[  424.072549]  ? check_preemption_disabled+0x48/0x280
[  424.077583]  ? neigh_periodic_work+0xc60/0xc60
[  424.082176]  ? __lock_is_held+0xb5/0x140
[  424.086262]  call_timer_fn+0x272/0x920
[  424.090161]  ? neigh_periodic_work+0xc60/0xc60
[  424.094754]  ? process_timeout+0x40/0x40
[  424.099335]  ? __run_timers+0x7da/0xc70
[  424.103321]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.107827]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.112327]  ? neigh_periodic_work+0xc60/0xc60
[  424.116918]  ? lockdep_hardirqs_on+0x296/0x5b0
[  424.121532]  ? trace_hardirqs_on+0xbd/0x310
[  424.125863]  ? kasan_check_read+0x11/0x20
[  424.130018]  ? __run_timers+0x7da/0xc70
[  424.134010]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.139223]  ? neigh_periodic_work+0xc60/0xc60
[  424.143811]  __run_timers+0x7e5/0xc70
[  424.147633]  ? timer_fixup_init+0x70/0x70
[  424.151794]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.156821]  ? zap_class+0x640/0x640
[  424.160548]  ? enqueue_hrtimer+0x1a5/0x560
[  424.164796]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  424.170015]  ? find_held_lock+0x36/0x1c0
[  424.174093]  ? zap_class+0x640/0x640
[  424.177819]  ? pvclock_read_flags+0x160/0x160
[  424.182328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.187879]  ? check_preemption_disabled+0x48/0x280
[  424.192914]  ? __lock_is_held+0xb5/0x140
[  424.197000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.202551]  ? check_preemption_disabled+0x48/0x280
[  424.207588]  run_timer_softirq+0x52/0xb0
[  424.211662]  ? rcu_read_lock_sched_held+0x14f/0x180
[  424.216692]  __do_softirq+0x308/0xb7e
[  424.220505]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  424.225014]  ? lock_downgrade+0x900/0x900
[  424.229179]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  424.234303]  ? pvclock_read_flags+0x160/0x160
[  424.238809]  ? lapic_next_event+0x5a/0x90
[  424.242987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.248547]  ? kvm_clock_read+0x18/0x30
[  424.252576]  ? kvm_sched_clock_read+0x9/0x20
[  424.257009]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.262557]  ? check_preemption_disabled+0x48/0x280
[  424.267592]  irq_exit+0x17f/0x1c0
[  424.271063]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.275912]  ? smp_call_function_single_interrupt+0x159/0x650
[  424.281806]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.287703]  ? interrupt_entry+0xb5/0xc0
[  424.291774]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.296800]  ? trace_hardirqs_off_caller+0xbb/0x310
[  424.301828]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.306683]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.311709]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.316734]  ? task_prio+0x50/0x50
[  424.320285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.325837]  ? check_preemption_disabled+0x48/0x280
[  424.330870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.335730]  apic_timer_interrupt+0xf/0x20
[  424.339988]  </IRQ>
[  424.342240] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  424.347179] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  424.366086] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  424.373800] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  424.381078] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  424.388354] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  424.395627] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  424.402900] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  424.410219]  skb_clone+0x1bb/0x500
[  424.413771]  ? skb_split+0x11e0/0x11e0
[  424.417674]  ? check_preemption_disabled+0x48/0x280
[  424.422705]  ? __this_cpu_preempt_check+0x1c/0x20
[  424.427560]  ? __bpf_redirect+0x54b/0xb20
[  424.431728]  bpf_clone_redirect+0xb9/0x490
[  424.436001]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  424.441036]  ? __sched_text_start+0x8/0x8
[  424.445201]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  424.449992]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  424.454584]  ? retint_kernel+0x2d/0x2d
[  424.458484]  ? find_held_lock+0x36/0x1c0
[  424.462565]  ? lock_acquire+0x1ed/0x520
[  424.466549]  ? bpf_test_run+0x3cb/0x780
[  424.470536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.476088]  ? check_preemption_disabled+0x48/0x280
[  424.481120]  ? kasan_check_read+0x11/0x20
[  424.485278]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.490563]  ? rcu_softirq_qs+0x20/0x20
[  424.494601]  ? preempt_schedule+0x4d/0x60
[  424.498763]  ? ___preempt_schedule+0x16/0x18
[  424.503189]  ? bpf_test_run+0x25d/0x780
[  424.507187]  ? netlink_diag_dump+0x2a0/0x2a0
[  424.511610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.517157]  ? bpf_test_init.isra.10+0x70/0x100
[  424.521841]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  424.526646]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  424.531498]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.537049]  ? fput+0x130/0x1a0
[  424.540341]  ? __bpf_prog_get+0x9b/0x290
[  424.544414]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  424.549262]  ? bpf_prog_test_run+0x130/0x1a0
[  424.553684]  ? __x64_sys_bpf+0x3d8/0x520
[  424.557758]  ? bpf_prog_get+0x20/0x20
[  424.561589]  ? do_syscall_64+0x1b9/0x820
[  424.565661]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  424.571038]  ? syscall_return_slowpath+0x5e0/0x5e0
[  424.575999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.580857]  ? trace_hardirqs_on_caller+0x310/0x310
[  424.585884]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  424.590910]  ? prepare_exit_to_usermode+0x291/0x3b0
[  424.595940]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.600822]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  424.606214] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  424.606340] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.612377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.622916] syz-executor3 cpuset=syz3 mems_allowed=0
[  424.632266] Call Trace:
[  424.639940]  <IRQ>
[  424.642132]  dump_stack+0x244/0x39d
[  424.645778]  ? dump_stack_print_info.cold.1+0x20/0x20
[  424.651008]  warn_alloc.cold.116+0xb7/0x1bd
[  424.655428]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.660317]  ? lock_downgrade+0x900/0x900
[  424.664600]  ? trace_hardirqs_off+0xb8/0x310
[  424.669036]  ? trace_hardirqs_off+0xb8/0x310
[  424.673473]  __alloc_pages_slowpath+0x26e8/0x2e10
[  424.678355]  ? warn_alloc+0x120/0x120
[  424.682173]  ? print_usage_bug+0xc0/0xc0
[  424.686243]  ? warn_alloc+0x120/0x120
[  424.690060]  ? warn_alloc+0x120/0x120
[  424.693872]  ? print_usage_bug+0xc0/0xc0
[  424.697966]  ? print_usage_bug+0xc0/0xc0
[  424.702043]  ? __lock_acquire+0x62f/0x4c20
[  424.706296]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.711842]  ? should_fail+0x22d/0xd01
[  424.715744]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.720857]  ? __lock_acquire+0x62f/0x4c20
[  424.725108]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.730217]  ? __lock_acquire+0x62f/0x4c20
[  424.734467]  ? should_fail+0x22d/0xd01
[  424.738361]  ? find_held_lock+0x36/0x1c0
[  424.742443]  ? mark_held_locks+0x130/0x130
[  424.746696]  ? mark_held_locks+0x130/0x130
[  424.750940]  ? zap_class+0x640/0x640
[  424.754687]  ? zap_class+0x640/0x640
[  424.758411]  ? print_usage_bug+0xc0/0xc0
[  424.762484]  ? do_raw_spin_unlock+0xa7/0x330
[  424.766902]  ? zap_class+0x640/0x640
[  424.770628]  ? print_usage_bug+0xc0/0xc0
[  424.774702]  ? wq_watchdog_touch+0x9c/0xfe
[  424.778969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.784526]  ? check_preemption_disabled+0x48/0x280
[  424.789563]  ? __lock_is_held+0xb5/0x140
[  424.793641]  __alloc_pages_nodemask+0xa80/0xde0
[  424.798323]  ? zap_class+0x640/0x640
[  424.802053]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  424.807090]  ? find_held_lock+0x36/0x1c0
[  424.811170]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.815852]  ? lock_downgrade+0x900/0x900
[  424.820018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.825575]  cache_grow_begin+0xa5/0x8c0
[  424.829648]  ? do_raw_spin_unlock+0xa7/0x330
[  424.834074]  fallback_alloc+0x204/0x2e0
[  424.838065]  ____cache_alloc_node+0x1c7/0x1e0
[  424.842577]  kmem_cache_alloc_node+0xe3/0x730
[  424.847084]  ? ipv6_get_ifaddr+0x42e/0x620
[  424.851338]  __alloc_skb+0x119/0x770
[  424.855063]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  424.860367]  ? netdev_alloc_frag+0x1f0/0x1f0
[  424.864783]  ? lock_downgrade+0x900/0x900
[  424.868947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.874518]  ? refcount_sub_and_test_checked+0x203/0x310
[  424.880000]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  424.885465]  ? addrconf_rs_timer+0x690/0x690
[  424.889894]  ndisc_alloc_skb+0x144/0x340
[  424.893987]  ndisc_send_rs+0x331/0x6e0
[  424.897893]  addrconf_rs_timer+0x314/0x690
[  424.902145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.906401]  call_timer_fn+0x272/0x920
[  424.910302]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.914548]  ? process_timeout+0x40/0x40
[  424.918629]  ? mark_held_locks+0xc7/0x130
[  424.922788]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.927306]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.931810]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.936056]  ? lockdep_hardirqs_on+0x296/0x5b0
[  424.940697]  ? trace_hardirqs_on+0xbd/0x310
[  424.945032]  ? kasan_check_read+0x11/0x20
[  424.949210]  ? __run_timers+0x7da/0xc70
[  424.953195]  ? trace_hardirqs_off_caller+0x310/0x310
[  424.958360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.962614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.966861]  __run_timers+0x7e5/0xc70
[  424.970681]  ? timer_fixup_init+0x70/0x70
[  424.974838]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.979865]  ? zap_class+0x640/0x640
[  424.983592]  ? print_usage_bug+0xc0/0xc0
[  424.987670]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  424.992874]  ? find_held_lock+0x36/0x1c0
[  424.996968]  ? zap_class+0x640/0x640
[  425.000702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.006251]  ? check_preemption_disabled+0x48/0x280
[  425.011285]  ? __lock_is_held+0xb5/0x140
[  425.015358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.020904]  ? check_preemption_disabled+0x48/0x280
[  425.025934]  run_timer_softirq+0x52/0xb0
[  425.030024]  ? rcu_read_lock_sched_held+0x14f/0x180
[  425.035057]  __do_softirq+0x308/0xb7e
[  425.038871]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  425.043375]  ? lock_downgrade+0x900/0x900
[  425.047536]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  425.052657]  ? pvclock_read_flags+0x160/0x160
[  425.057164]  ? lapic_next_event+0x5a/0x90
[  425.061322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.066874]  ? kvm_clock_read+0x18/0x30
[  425.070856]  ? kvm_sched_clock_read+0x9/0x20
[  425.075278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.080825]  ? check_preemption_disabled+0x48/0x280
[  425.085860]  irq_exit+0x17f/0x1c0
[  425.089325]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.094181]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.100072]  ? interrupt_entry+0xb5/0xc0
[  425.104143]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.109166]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.114198]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.119051]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.124079]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.129108]  ? task_prio+0x50/0x50
[  425.132662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.138211]  ? check_preemption_disabled+0x48/0x280
[  425.143243]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.148106]  apic_timer_interrupt+0xf/0x20
[  425.152348]  </IRQ>
[  425.154595] RIP: 0010:dump_stack+0x358/0x39d
[  425.159019] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  425.178021] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  425.185740] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  425.193018] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  425.200294] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  425.207575] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  425.214857] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  425.222164]  ? dump_stack+0x34f/0x39d
[  425.226004]  ? dump_stack_print_info.cold.1+0x20/0x20
[  425.231692]  ? mark_held_locks+0x130/0x130
[  425.235938]  ? mark_held_locks+0x130/0x130
[  425.240212]  dump_header+0x27b/0xf72
[  425.243948]  ? pagefault_out_of_memory+0x197/0x197
[  425.248914]  ? __lock_acquire+0x62f/0x4c20
[  425.253161]  ? percpu_ref_get_many+0x240/0x240
[  425.257754]  ? print_usage_bug+0xc0/0xc0
[  425.261831]  ? zap_class+0x640/0x640
[  425.265559]  ? print_usage_bug+0xc0/0xc0
[  425.269628]  ? print_usage_bug+0xc0/0xc0
[  425.273700]  ? zap_class+0x640/0x640
[  425.277434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.283005]  ? find_held_lock+0x36/0x1c0
[  425.287173]  ? mark_held_locks+0xc7/0x130
[  425.291338]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.296447]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  425.301566]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  425.306164]  ? trace_hardirqs_on+0xbd/0x310
[  425.310499]  ? kasan_check_read+0x11/0x20
[  425.314659]  ? ___ratelimit+0x3b4/0x672
[  425.318645]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.323759]  ? trace_hardirqs_on+0x310/0x310
[  425.328177]  ? lock_downgrade+0x900/0x900
[  425.332338]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  425.337453]  ? ___ratelimit+0x3b9/0x672
[  425.341449]  ? idr_get_free+0xf70/0xf70
[  425.345435]  ? find_held_lock+0x36/0x1c0
[  425.349523]  oom_kill_process.cold.27+0x10/0x903
[  425.354288]  ? zap_class+0x640/0x640
[  425.358018]  ? check_preemption_disabled+0x48/0x280
[  425.363053]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.368005]  ? kasan_check_read+0x11/0x20
[  425.372161]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.377454]  ? oom_evaluate_task+0x540/0x540
[  425.381882]  ? find_held_lock+0x36/0x1c0
[  425.385976]  ? out_of_memory+0x974/0x1430
[  425.390138]  ? lock_downgrade+0x900/0x900
[  425.394296]  ? check_preemption_disabled+0x48/0x280
[  425.399329]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.404268]  ? kasan_check_read+0x11/0x20
[  425.408425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.413710]  ? rcu_softirq_qs+0x20/0x20
[  425.417704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.423250]  ? oom_evaluate_task+0x302/0x540
[  425.427671]  out_of_memory+0xa84/0x1430
[  425.431667]  ? oom_killer_disable+0x3a0/0x3a0
[  425.436172]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  425.441121]  ? __ww_mutex_check_waiters+0x160/0x160
[  425.446162]  __alloc_pages_slowpath+0x2354/0x2e10
[  425.451047]  ? warn_alloc+0x120/0x120
[  425.454855]  ? mark_held_locks+0x130/0x130
[  425.459104]  ? find_get_entry+0xaae/0x1120
[  425.463357]  ? filemap_map_pages+0x1a20/0x1a20
[  425.467969]  ? zap_class+0x640/0x640
[  425.471701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.477248]  ? check_preemption_disabled+0x48/0x280
[  425.482276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.487823]  ? should_fail+0x22d/0xd01
[  425.491728]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.496843]  ? zap_class+0x640/0x640
[  425.500591]  ? __lock_is_held+0xb5/0x140
[  425.504672]  ? mark_held_locks+0x130/0x130
[  425.508918]  ? lock_release+0xa00/0xa00
[  425.512919]  ? perf_trace_sched_process_exec+0x860/0x860
[  425.518397]  ? xa_load+0x2ba/0x460
[  425.521972]  ? lock_downgrade+0x900/0x900
[  425.526137]  ? __might_sleep+0x95/0x190
[  425.530128]  __alloc_pages_nodemask+0xa80/0xde0
[  425.534813]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  425.539841]  ? __page_cache_alloc+0x191/0x5c0
[  425.544342]  ? xa_load+0x2e1/0x460
[  425.547891]  ? xa_clear_mark+0x40/0x40
[  425.551792]  ? zap_class+0x640/0x640
[  425.555525]  ? zap_class+0x640/0x640
[  425.559247]  ? zap_class+0x640/0x640
[  425.562986]  ? __do_page_cache_readahead+0x663/0x810
[  425.568118]  ? find_held_lock+0x36/0x1c0
[  425.572201]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  425.577754]  alloc_pages_current+0x173/0x350
[  425.582178]  __page_cache_alloc+0x38c/0x5c0
[  425.586505]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.591441]  ? kasan_check_read+0x11/0x20
[  425.595601]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.600888]  ? generic_perform_write+0x6a0/0x6a0
[  425.605656]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.611208]  ? check_preemption_disabled+0x48/0x280
[  425.616245]  filemap_fault+0x1595/0x25f0
[  425.620329]  ? __lock_page_or_retry+0xa00/0xa00
[  425.625014]  ? mark_held_locks+0x130/0x130
[  425.629269]  ? filemap_map_pages+0xd6b/0x1a20
[  425.633782]  ? lock_downgrade+0x900/0x900
[  425.637940]  ? check_preemption_disabled+0x48/0x280
[  425.643008]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.647946]  ? kasan_check_read+0x11/0x20
[  425.652126]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.657413]  ? rcu_softirq_qs+0x20/0x20
[  425.661410]  ? filemap_map_pages+0xd92/0x1a20
[  425.665918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.671494]  ? find_get_entries_tag+0x1400/0x1400
[  425.676354]  ? __lock_acquire+0x62f/0x4c20
[  425.680610]  ? lock_acquire+0x1ed/0x520
[  425.684594]  ? ext4_filemap_fault+0x7a/0xad
[  425.688935]  ? lock_release+0xa00/0xa00
[  425.692940]  ? perf_trace_sched_process_exec+0x860/0x860
[  425.698421]  ? print_usage_bug+0xc0/0xc0
[  425.702497]  ? print_usage_bug+0xc0/0xc0
[  425.706581]  ? down_read+0x8d/0x120
[  425.710218]  ? ext4_filemap_fault+0x7a/0xad
[  425.714549]  ? __down_interruptible+0x700/0x700
[  425.719238]  ext4_filemap_fault+0x82/0xad
[  425.723400]  __do_fault+0x100/0x6b0
[  425.727047]  ? pmd_devmap_trans_unstable+0x220/0x220
[  425.732163]  ? mark_held_locks+0x130/0x130
[  425.736411]  ? mark_held_locks+0x130/0x130
[  425.740653]  ? find_held_lock+0x36/0x1c0
[  425.744728]  ? find_held_lock+0x36/0x1c0
[  425.748802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.754356]  __handle_mm_fault+0x3ea0/0x5be0
[  425.758774]  ? poll_select_copy_remaining+0x18c/0x6a0
[  425.763998]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  425.768858]  ? __might_fault+0x12b/0x1e0
[  425.772930]  ? lock_downgrade+0x900/0x900
[  425.777116]  ? zap_class+0x640/0x640
[  425.780840]  ? zap_class+0x640/0x640
[  425.784570]  ? find_held_lock+0x36/0x1c0
[  425.788669]  ? handle_mm_fault+0x42a/0xc70
[  425.792917]  ? lock_downgrade+0x900/0x900
[  425.797091]  ? check_preemption_disabled+0x48/0x280
[  425.802119]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  425.807064]  ? kasan_check_read+0x11/0x20
[  425.811225]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  425.816510]  ? rcu_softirq_qs+0x20/0x20
[  425.820500]  ? trace_hardirqs_off_caller+0x310/0x310
[  425.825616]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.831163]  ? check_preemption_disabled+0x48/0x280
[  425.836198]  handle_mm_fault+0x54f/0xc70
[  425.840274]  ? __handle_mm_fault+0x5be0/0x5be0
[  425.844871]  ? find_vma+0x34/0x190
[  425.848431]  __do_page_fault+0x5e8/0xe60
[  425.852504]  ? trace_hardirqs_off+0xb8/0x310
[  425.856937]  do_page_fault+0xf2/0x7e0
[  425.860766]  ? vmalloc_sync_all+0x30/0x30
[  425.864922]  ? error_entry+0x70/0xd0
[  425.868661]  ? trace_hardirqs_off_caller+0xbb/0x310
[  425.873685]  ? trace_hardirqs_on_caller+0xc0/0x310
[  425.878625]  ? syscall_return_slowpath+0x5e0/0x5e0
[  425.883562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.888416]  ? trace_hardirqs_on_caller+0x310/0x310
[  425.893443]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.898911]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  425.903939]  ? prepare_exit_to_usermode+0x291/0x3b0
[  425.908996]  ? page_fault+0x8/0x30
[  425.912556]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.917413]  ? page_fault+0x8/0x30
[  425.920980]  page_fault+0x1e/0x30
[  425.924443] RIP: 0033:0x7fc801b82dd3
[  425.928180] Code: Bad RIP value.
[  425.931563] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  425.937058] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  425.944333] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  425.951624] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  425.958900] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  425.966174] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  425.973481] warn_alloc_show_mem: 1 callbacks suppressed
[  425.973493] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  425.973495] Mem-Info:
[  425.973526] active_anon:48903 inactive_anon:193 isolated_anon:0
[  425.973526]  active_file:14 inactive_file:14 isolated_file:0
[  425.973526]  unevictable:0 dirty:0 writeback:0 unstable:0
[  425.973526]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  425.973526]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  425.973526]  free:13784 free_pcp:349 free_cma:0
[  425.978874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.986166] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  425.988570] Call Trace:
[  426.021450] 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
[  426.030808]  <IRQ>
[  426.058563] lowmem_reserve[]: 0 2818 6321 6321
[  426.061161]  dump_stack+0x244/0x39d
[  426.087252] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  426.089427]  ? dump_stack_print_info.cold.1+0x20/0x20
[  426.094000] lowmem_reserve[]: 0 0 3503 3503
[  426.098114]  warn_alloc.cold.116+0xb7/0x1bd
[  426.125418] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  426.130620]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.134917] lowmem_reserve[]: 0 0 0 0
[  426.139278]  ? lock_downgrade+0x900/0x900
[  426.168323] 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
[  426.173179]  ? trace_hardirqs_off+0xb8/0x310
[  426.176972] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  426.181131]  ? trace_hardirqs_off+0xb8/0x310
[  426.194635] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  426.199054]  __alloc_pages_slowpath+0x26e8/0x2e10
[  426.214386] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.218816]  ? warn_alloc+0x120/0x120
[  426.234039] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.238880]  ? warn_alloc+0x120/0x120
[  426.247697] 272 total pagecache pages
[  426.251499]  ? warn_alloc+0x120/0x120
[  426.260065] 0 pages in swap cache
[  426.263865]  ? print_usage_bug+0xc0/0xc0
[  426.267647] Swap cache stats: add 0, delete 0, find 0/0
[  426.271444]  ? enqueue_hrtimer+0x1a5/0x560
[  426.274882] Free swap  = 0kB
[  426.278946]  ? print_usage_bug+0xc0/0xc0
[  426.284315] Total swap = 0kB
[  426.288552]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.291555] 1965979 pages RAM
[  426.295621]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.298613] 0 pages HighMem/MovableOnly
[  426.298622] 342853 pages reserved
[  426.303815]  ? should_fail+0x22d/0xd01
[  426.306901] 0 pages cma reserved
[  426.306991] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.312448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.316471] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.319866]  ? __lock_acquire+0x62f/0x4c20
[  426.323736] init cpuset=/ mems_allowed=0
[  426.327109]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.361757]  ? __lock_acquire+0x62f/0x4c20
[  426.366007]  ? should_fail+0x22d/0xd01
[  426.369914]  ? mark_held_locks+0x130/0x130
[  426.374164]  ? mark_held_locks+0x130/0x130
[  426.378410]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  426.383438]  ? ktime_get+0x2c1/0x400
[  426.387169]  ? zap_class+0x640/0x640
[  426.390893]  ? print_usage_bug+0xc0/0xc0
[  426.394988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.400543]  ? check_preemption_disabled+0x48/0x280
[  426.405580]  ? __lock_is_held+0xb5/0x140
[  426.409661]  __alloc_pages_nodemask+0xa80/0xde0
[  426.414339]  ? zap_class+0x640/0x640
[  426.418073]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  426.423112]  ? find_held_lock+0x36/0x1c0
[  426.427196]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.431881]  ? lock_downgrade+0x900/0x900
[  426.436054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.441608]  cache_grow_begin+0xa5/0x8c0
[  426.445681]  ? do_raw_spin_unlock+0xa7/0x330
[  426.450110]  fallback_alloc+0x204/0x2e0
[  426.454100]  ____cache_alloc_node+0x1c7/0x1e0
[  426.458612]  kmem_cache_alloc_node+0xe3/0x730
[  426.463123]  ? ipv6_get_ifaddr+0x42e/0x620
[  426.467378]  __alloc_skb+0x119/0x770
[  426.471101]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.476391]  ? netdev_alloc_frag+0x1f0/0x1f0
[  426.480808]  ? lock_downgrade+0x900/0x900
[  426.484995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.490547]  ? refcount_sub_and_test_checked+0x203/0x310
[  426.496021]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  426.501485]  ? addrconf_rs_timer+0x690/0x690
[  426.505917]  ndisc_alloc_skb+0x144/0x340
[  426.510012]  ndisc_send_rs+0x331/0x6e0
[  426.513913]  addrconf_rs_timer+0x314/0x690
[  426.518165]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.522429]  call_timer_fn+0x272/0x920
[  426.526327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.530574]  ? process_timeout+0x40/0x40
[  426.534650]  ? __run_timers+0x7da/0xc70
[  426.538633]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.543140]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.547643]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.551886]  ? lockdep_hardirqs_on+0x296/0x5b0
[  426.556481]  ? trace_hardirqs_on+0xbd/0x310
[  426.560816]  ? kasan_check_read+0x11/0x20
[  426.564990]  ? __run_timers+0x7da/0xc70
[  426.569000]  ? trace_hardirqs_off_caller+0x310/0x310
[  426.574129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.578374]  __run_timers+0x7e5/0xc70
[  426.582195]  ? timer_fixup_init+0x70/0x70
[  426.586356]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.591384]  ? zap_class+0x640/0x640
[  426.595114]  ? enqueue_hrtimer+0x1a5/0x560
[  426.599365]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.604573]  ? find_held_lock+0x36/0x1c0
[  426.608649]  ? zap_class+0x640/0x640
[  426.612376]  ? pvclock_read_flags+0x160/0x160
[  426.616883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.622432]  ? check_preemption_disabled+0x48/0x280
[  426.627515]  ? __lock_is_held+0xb5/0x140
[  426.631591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.637139]  ? check_preemption_disabled+0x48/0x280
[  426.642171]  run_timer_softirq+0x52/0xb0
[  426.646242]  ? rcu_read_lock_sched_held+0x14f/0x180
[  426.651271]  __do_softirq+0x308/0xb7e
[  426.655086]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  426.659593]  ? lock_downgrade+0x900/0x900
[  426.663753]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  426.668873]  ? pvclock_read_flags+0x160/0x160
[  426.673380]  ? lapic_next_event+0x5a/0x90
[  426.677545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.683106]  ? kvm_clock_read+0x18/0x30
[  426.687090]  ? kvm_sched_clock_read+0x9/0x20
[  426.691512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.697064]  ? check_preemption_disabled+0x48/0x280
[  426.702098]  irq_exit+0x17f/0x1c0
[  426.705563]  smp_apic_timer_interrupt+0x1cb/0x760
[  426.710414]  ? smp_call_function_single_interrupt+0x159/0x650
[  426.716309]  ? smp_call_function_single_interrupt+0x650/0x650
[  426.722204]  ? interrupt_entry+0xb5/0xc0
[  426.726277]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.731301]  ? trace_hardirqs_off_caller+0xbb/0x310
[  426.736326]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.741182]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.746205]  ? trace_hardirqs_on_caller+0x310/0x310
[  426.751229]  ? task_prio+0x50/0x50
[  426.754782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.760329]  ? check_preemption_disabled+0x48/0x280
[  426.765360]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.770272]  apic_timer_interrupt+0xf/0x20
[  426.774512]  </IRQ>
[  426.776761] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  426.781701] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  426.800612] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  426.808326] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  426.815603] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  426.822876] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  426.830151] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  426.837425] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  426.844747]  skb_clone+0x1bb/0x500
[  426.848302]  ? skb_split+0x11e0/0x11e0
[  426.852202]  ? check_preemption_disabled+0x48/0x280
[  426.857237]  ? __this_cpu_preempt_check+0x1c/0x20
[  426.862091]  ? __bpf_redirect+0x54b/0xb20
[  426.866257]  bpf_clone_redirect+0xb9/0x490
[  426.870511]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  426.875542]  ? __sched_text_start+0x8/0x8
[  426.879700]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  426.884473]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  426.889065]  ? retint_kernel+0x2d/0x2d
[  426.892987]  ? find_held_lock+0x36/0x1c0
[  426.897074]  ? lock_acquire+0x1ed/0x520
[  426.901060]  ? bpf_test_run+0x3cb/0x780
[  426.905040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.910594]  ? check_preemption_disabled+0x48/0x280
[  426.915629]  ? kasan_check_read+0x11/0x20
[  426.919785]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  426.925079]  ? rcu_softirq_qs+0x20/0x20
[  426.929071]  ? preempt_schedule+0x4d/0x60
[  426.933235]  ? ___preempt_schedule+0x16/0x18
[  426.937664]  ? bpf_test_run+0x25d/0x780
[  426.941662]  ? netlink_diag_dump+0x2a0/0x2a0
[  426.946082]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.951628]  ? bpf_test_init.isra.10+0x70/0x100
[  426.956313]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  426.961091]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  426.965941]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.971508]  ? fput+0x130/0x1a0
[  426.974798]  ? __bpf_prog_get+0x9b/0x290
[  426.978874]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  426.983722]  ? bpf_prog_test_run+0x130/0x1a0
[  426.988146]  ? __x64_sys_bpf+0x3d8/0x520
[  426.992219]  ? bpf_prog_get+0x20/0x20
[  426.996055]  ? do_syscall_64+0x1b9/0x820
[  427.000124]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  427.005509]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.010446]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.015300]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.020325]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  427.025354]  ? prepare_exit_to_usermode+0x291/0x3b0
[  427.030433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.035292]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  427.040686] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  427.040774] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  427.046844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.046849] Call Trace:
[  427.046856]  <IRQ>
[  427.046874]  dump_stack+0x244/0x39d
[  427.046893]  ? dump_stack_print_info.cold.1+0x20/0x20
[  427.053430] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.062745]  warn_alloc.cold.116+0xb7/0x1bd
[  427.065306] syz-executor3 cpuset=syz3 mems_allowed=0
[  427.067477]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.101018]  ? lock_downgrade+0x900/0x900
[  427.105186]  ? trace_hardirqs_off+0xb8/0x310
[  427.109610]  ? trace_hardirqs_off+0xb8/0x310
[  427.114040]  __alloc_pages_slowpath+0x26e8/0x2e10
[  427.118922]  ? warn_alloc+0x120/0x120
[  427.122758]  ? print_usage_bug+0xc0/0xc0
[  427.126830]  ? warn_alloc+0x120/0x120
[  427.130650]  ? warn_alloc+0x120/0x120
[  427.134466]  ? print_usage_bug+0xc0/0xc0
[  427.138546]  ? print_usage_bug+0xc0/0xc0
[  427.142618]  ? __lock_acquire+0x62f/0x4c20
[  427.146924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.152495]  ? should_fail+0x22d/0xd01
[  427.156402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.161518]  ? __lock_acquire+0x62f/0x4c20
[  427.165766]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.171018]  ? __lock_acquire+0x62f/0x4c20
[  427.175261]  ? should_fail+0x22d/0xd01
[  427.179156]  ? find_held_lock+0x36/0x1c0
[  427.183234]  ? mark_held_locks+0x130/0x130
[  427.187487]  ? mark_held_locks+0x130/0x130
[  427.191746]  ? zap_class+0x640/0x640
[  427.195475]  ? zap_class+0x640/0x640
[  427.199201]  ? print_usage_bug+0xc0/0xc0
[  427.203268]  ? do_raw_spin_unlock+0xa7/0x330
[  427.207687]  ? zap_class+0x640/0x640
[  427.211415]  ? print_usage_bug+0xc0/0xc0
[  427.215488]  ? wq_watchdog_touch+0x9c/0xfe
[  427.219737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.225285]  ? check_preemption_disabled+0x48/0x280
[  427.230829]  ? __lock_is_held+0xb5/0x140
[  427.234907]  __alloc_pages_nodemask+0xa80/0xde0
[  427.239599]  ? zap_class+0x640/0x640
[  427.243326]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  427.248363]  ? find_held_lock+0x36/0x1c0
[  427.252448]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.257132]  ? lock_downgrade+0x900/0x900
[  427.261298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.266852]  cache_grow_begin+0xa5/0x8c0
[  427.270925]  ? do_raw_spin_unlock+0xa7/0x330
[  427.275368]  fallback_alloc+0x204/0x2e0
[  427.279362]  ____cache_alloc_node+0x1c7/0x1e0
[  427.283873]  kmem_cache_alloc_node+0xe3/0x730
[  427.288379]  ? ipv6_get_ifaddr+0x42e/0x620
[  427.292633]  __alloc_skb+0x119/0x770
[  427.296356]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.301644]  ? netdev_alloc_frag+0x1f0/0x1f0
[  427.306061]  ? lock_downgrade+0x900/0x900
[  427.310231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.315780]  ? refcount_sub_and_test_checked+0x203/0x310
[  427.321244]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  427.326707]  ? addrconf_rs_timer+0x690/0x690
[  427.331141]  ndisc_alloc_skb+0x144/0x340
[  427.335217]  ndisc_send_rs+0x331/0x6e0
[  427.339120]  addrconf_rs_timer+0x314/0x690
[  427.343369]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.347623]  call_timer_fn+0x272/0x920
[  427.351518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.355807]  ? process_timeout+0x40/0x40
[  427.359907]  ? mark_held_locks+0xc7/0x130
[  427.364068]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.368574]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.373080]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.377323]  ? lockdep_hardirqs_on+0x296/0x5b0
[  427.381921]  ? trace_hardirqs_on+0xbd/0x310
[  427.386270]  ? kasan_check_read+0x11/0x20
[  427.390514]  ? __run_timers+0x7da/0xc70
[  427.394500]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.399616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.403867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.408110]  __run_timers+0x7e5/0xc70
[  427.411932]  ? timer_fixup_init+0x70/0x70
[  427.416112]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  427.421138]  ? zap_class+0x640/0x640
[  427.424864]  ? print_usage_bug+0xc0/0xc0
[  427.428934]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  427.434331]  ? find_held_lock+0x36/0x1c0
[  427.438406]  ? zap_class+0x640/0x640
[  427.442135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.447684]  ? check_preemption_disabled+0x48/0x280
[  427.452736]  ? __lock_is_held+0xb5/0x140
[  427.456809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.462360]  ? check_preemption_disabled+0x48/0x280
[  427.467392]  run_timer_softirq+0x52/0xb0
[  427.471466]  ? rcu_read_lock_sched_held+0x14f/0x180
[  427.476501]  __do_softirq+0x308/0xb7e
[  427.480313]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  427.484816]  ? lock_downgrade+0x900/0x900
[  427.488997]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  427.494119]  ? pvclock_read_flags+0x160/0x160
[  427.498626]  ? lapic_next_event+0x5a/0x90
[  427.502786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.508348]  ? kvm_clock_read+0x18/0x30
[  427.512331]  ? kvm_sched_clock_read+0x9/0x20
[  427.516750]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.522298]  ? check_preemption_disabled+0x48/0x280
[  427.527335]  irq_exit+0x17f/0x1c0
[  427.530798]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.535653]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.541548]  ? interrupt_entry+0xb5/0xc0
[  427.545620]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.550645]  ? trace_hardirqs_off_caller+0xbb/0x310
[  427.555670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.560526]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.565549]  ? trace_hardirqs_on_caller+0x310/0x310
[  427.570577]  ? task_prio+0x50/0x50
[  427.574128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.579676]  ? check_preemption_disabled+0x48/0x280
[  427.584710]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.589568]  apic_timer_interrupt+0xf/0x20
[  427.593808]  </IRQ>
[  427.596059] RIP: 0010:dump_stack+0x358/0x39d
[  427.600483] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  427.619393] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  427.627110] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  427.634386] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  427.641659] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  427.648934] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  427.656228] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  427.663531]  ? dump_stack+0x34f/0x39d
[  427.667358]  ? dump_stack_print_info.cold.1+0x20/0x20
[  427.672568]  ? mark_held_locks+0x130/0x130
[  427.676811]  ? mark_held_locks+0x130/0x130
[  427.681064]  dump_header+0x27b/0xf72
[  427.684800]  ? pagefault_out_of_memory+0x197/0x197
[  427.689746]  ? __lock_acquire+0x62f/0x4c20
[  427.694007]  ? percpu_ref_get_many+0x240/0x240
[  427.698600]  ? print_usage_bug+0xc0/0xc0
[  427.702676]  ? zap_class+0x640/0x640
[  427.706405]  ? print_usage_bug+0xc0/0xc0
[  427.710481]  ? print_usage_bug+0xc0/0xc0
[  427.714553]  ? zap_class+0x640/0x640
[  427.718284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.723838]  ? find_held_lock+0x36/0x1c0
[  427.727920]  ? mark_held_locks+0xc7/0x130
[  427.732100]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  427.737210]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  427.742326]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  427.746920]  ? trace_hardirqs_on+0xbd/0x310
[  427.751270]  ? kasan_check_read+0x11/0x20
[  427.755425]  ? ___ratelimit+0x3b4/0x672
[  427.759408]  ? trace_hardirqs_off_caller+0x310/0x310
[  427.764520]  ? trace_hardirqs_on+0x310/0x310
[  427.768940]  ? lock_downgrade+0x900/0x900
[  427.773126]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.778243]  ? ___ratelimit+0x3b9/0x672
[  427.782231]  ? idr_get_free+0xf70/0xf70
[  427.786213]  ? find_held_lock+0x36/0x1c0
[  427.790296]  oom_kill_process.cold.27+0x10/0x903
[  427.795069]  ? zap_class+0x640/0x640
[  427.798792]  ? check_preemption_disabled+0x48/0x280
[  427.803825]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.808765]  ? kasan_check_read+0x11/0x20
[  427.812922]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.818230]  ? oom_evaluate_task+0x540/0x540
[  427.822651]  ? find_held_lock+0x36/0x1c0
[  427.826729]  ? out_of_memory+0x974/0x1430
[  427.830889]  ? lock_downgrade+0x900/0x900
[  427.835046]  ? check_preemption_disabled+0x48/0x280
[  427.840079]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  427.845019]  ? kasan_check_read+0x11/0x20
[  427.849173]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  427.854456]  ? rcu_softirq_qs+0x20/0x20
[  427.858450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.864023]  ? oom_evaluate_task+0x302/0x540
[  427.868448]  out_of_memory+0xa84/0x1430
[  427.872449]  ? oom_killer_disable+0x3a0/0x3a0
[  427.876977]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  427.881922]  ? __ww_mutex_check_waiters+0x160/0x160
[  427.886995]  __alloc_pages_slowpath+0x2354/0x2e10
[  427.891880]  ? warn_alloc+0x120/0x120
[  427.895689]  ? mark_held_locks+0x130/0x130
[  427.899937]  ? find_get_entry+0xaae/0x1120
[  427.904212]  ? filemap_map_pages+0x1a20/0x1a20
[  427.908812]  ? zap_class+0x640/0x640
[  427.912545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.918094]  ? check_preemption_disabled+0x48/0x280
[  427.923123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.928668]  ? should_fail+0x22d/0xd01
[  427.932568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.937684]  ? zap_class+0x640/0x640
[  427.941435]  ? __lock_is_held+0xb5/0x140
[  427.945520]  ? mark_held_locks+0x130/0x130
[  427.949769]  ? lock_release+0xa00/0xa00
[  427.953754]  ? perf_trace_sched_process_exec+0x860/0x860
[  427.959215]  ? xa_load+0x2ba/0x460
[  427.962770]  ? lock_downgrade+0x900/0x900
[  427.966932]  ? __might_sleep+0x95/0x190
[  427.970940]  __alloc_pages_nodemask+0xa80/0xde0
[  427.975647]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  427.980687]  ? __page_cache_alloc+0x191/0x5c0
[  427.985192]  ? xa_load+0x2e1/0x460
[  427.988743]  ? xa_clear_mark+0x40/0x40
[  427.992641]  ? zap_class+0x640/0x640
[  427.996375]  ? zap_class+0x640/0x640
[  428.000100]  ? zap_class+0x640/0x640
[  428.003821]  ? __do_page_cache_readahead+0x663/0x810
[  428.008938]  ? find_held_lock+0x36/0x1c0
[  428.013035]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  428.018591]  alloc_pages_current+0x173/0x350
[  428.023027]  __page_cache_alloc+0x38c/0x5c0
[  428.027360]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.032302]  ? kasan_check_read+0x11/0x20
[  428.036457]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.041752]  ? generic_perform_write+0x6a0/0x6a0
[  428.046519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.052069]  ? check_preemption_disabled+0x48/0x280
[  428.057104]  filemap_fault+0x1595/0x25f0
[  428.061192]  ? __lock_page_or_retry+0xa00/0xa00
[  428.065871]  ? mark_held_locks+0x130/0x130
[  428.070126]  ? filemap_map_pages+0xd6b/0x1a20
[  428.074636]  ? lock_downgrade+0x900/0x900
[  428.078794]  ? check_preemption_disabled+0x48/0x280
[  428.083821]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.088758]  ? kasan_check_read+0x11/0x20
[  428.092914]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.098355]  ? rcu_softirq_qs+0x20/0x20
[  428.102352]  ? filemap_map_pages+0xd92/0x1a20
[  428.106861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.112415]  ? find_get_entries_tag+0x1400/0x1400
[  428.117275]  ? __lock_acquire+0x62f/0x4c20
[  428.121534]  ? lock_acquire+0x1ed/0x520
[  428.125517]  ? ext4_filemap_fault+0x7a/0xad
[  428.129858]  ? lock_release+0xa00/0xa00
[  428.133889]  ? perf_trace_sched_process_exec+0x860/0x860
[  428.139351]  ? print_usage_bug+0xc0/0xc0
[  428.143423]  ? print_usage_bug+0xc0/0xc0
[  428.147507]  ? down_read+0x8d/0x120
[  428.151140]  ? ext4_filemap_fault+0x7a/0xad
[  428.155478]  ? __down_interruptible+0x700/0x700
[  428.160168]  ext4_filemap_fault+0x82/0xad
[  428.164328]  __do_fault+0x100/0x6b0
[  428.167985]  ? pmd_devmap_trans_unstable+0x220/0x220
[  428.173105]  ? mark_held_locks+0x130/0x130
[  428.177361]  ? mark_held_locks+0x130/0x130
[  428.181604]  ? find_held_lock+0x36/0x1c0
[  428.185683]  ? find_held_lock+0x36/0x1c0
[  428.189758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.195310]  __handle_mm_fault+0x3ea0/0x5be0
[  428.199727]  ? poll_select_copy_remaining+0x18c/0x6a0
[  428.204933]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  428.209815]  ? __might_fault+0x12b/0x1e0
[  428.213887]  ? lock_downgrade+0x900/0x900
[  428.218057]  ? zap_class+0x640/0x640
[  428.221778]  ? zap_class+0x640/0x640
[  428.225511]  ? find_held_lock+0x36/0x1c0
[  428.229591]  ? handle_mm_fault+0x42a/0xc70
[  428.233837]  ? lock_downgrade+0x900/0x900
[  428.238008]  ? check_preemption_disabled+0x48/0x280
[  428.243038]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  428.247992]  ? kasan_check_read+0x11/0x20
[  428.252150]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.257435]  ? rcu_softirq_qs+0x20/0x20
[  428.261456]  ? trace_hardirqs_off_caller+0x310/0x310
[  428.266588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.272156]  ? check_preemption_disabled+0x48/0x280
[  428.277192]  handle_mm_fault+0x54f/0xc70
[  428.281267]  ? __handle_mm_fault+0x5be0/0x5be0
[  428.285868]  ? find_vma+0x34/0x190
[  428.289427]  __do_page_fault+0x5e8/0xe60
[  428.293498]  ? trace_hardirqs_off+0xb8/0x310
[  428.297925]  do_page_fault+0xf2/0x7e0
[  428.301754]  ? vmalloc_sync_all+0x30/0x30
[  428.305913]  ? error_entry+0x70/0xd0
[  428.309638]  ? trace_hardirqs_off_caller+0xbb/0x310
[  428.314662]  ? trace_hardirqs_on_caller+0xc0/0x310
[  428.319602]  ? syscall_return_slowpath+0x5e0/0x5e0
[  428.324541]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.329397]  ? trace_hardirqs_on_caller+0x310/0x310
[  428.334421]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.339882]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  428.344913]  ? prepare_exit_to_usermode+0x291/0x3b0
[  428.349937]  ? page_fault+0x8/0x30
[  428.353510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.358382]  ? page_fault+0x8/0x30
[  428.361931]  page_fault+0x1e/0x30
[  428.365411] RIP: 0033:0x7fc801b82dd3
[  428.369145] Code: Bad RIP value.
[  428.372514] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  428.377884] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  428.385161] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  428.392435] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  428.399717] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  428.407011] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  428.414319] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  428.414324] warn_alloc_show_mem: 1 callbacks suppressed
[  428.414332] Mem-Info:
[  428.421632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  428.427020] active_anon:48903 inactive_anon:193 isolated_anon:0
[  428.427020]  active_file:14 inactive_file:14 isolated_file:0
[  428.427020]  unevictable:0 dirty:0 writeback:0 unstable:0
[  428.427020]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  428.427020]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  428.427020]  free:13784 free_pcp:349 free_cma:0
[  428.429402] Call Trace:
[  428.438802] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  428.471656]  <IRQ>
[  428.474239] 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
[  428.501743]  dump_stack+0x244/0x39d
[  428.503870] lowmem_reserve[]: 0 2818 6321 6321
[  428.530010]  ? dump_stack_print_info.cold.1+0x20/0x20
[  428.533620] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  428.538212]  warn_alloc.cold.116+0xb7/0x1bd
[  428.543375] lowmem_reserve[]: 0 0 3503 3503
[  428.570712]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  428.575018] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  428.579343]  ? lock_downgrade+0x900/0x900
[  428.584161] lowmem_reserve[]: 0 0 0 0
[  428.613248]  ? trace_hardirqs_off+0xb8/0x310
[  428.617377] 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
[  428.621183]  ? trace_hardirqs_off+0xb8/0x310
[  428.625578] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  428.639114]  __alloc_pages_slowpath+0x26e8/0x2e10
[  428.643501] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  428.658872]  ? warn_alloc+0x120/0x120
[  428.663688] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  428.678947]  ? print_usage_bug+0xc0/0xc0
[  428.682752] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  428.691582]  ? warn_alloc+0x120/0x120
[  428.695626] 272 total pagecache pages
[  428.704203]  ? warn_alloc+0x120/0x120
[  428.708009] 0 pages in swap cache
[  428.711806]  ? print_usage_bug+0xc0/0xc0
[  428.715589] Swap cache stats: add 0, delete 0, find 0/0
[  428.715598] Free swap  = 0kB
[  428.719056]  ? print_usage_bug+0xc0/0xc0
[  428.723100] Total swap = 0kB
[  428.728464]  ? __lock_acquire+0x62f/0x4c20
[  428.731476] 1965979 pages RAM
[  428.735542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.738550] 0 pages HighMem/MovableOnly
[  428.742785]  ? should_fail+0x22d/0xd01
[  428.745873] 342853 pages reserved
[  428.751409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.755364] 0 pages cma reserved
[  428.759257]  ? __lock_acquire+0x62f/0x4c20
[  428.762755] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  428.767800]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.767814]  ? __lock_acquire+0x62f/0x4c20
[  428.767830]  ? should_fail+0x22d/0xd01
[  428.771258] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  428.775424]  ? find_held_lock+0x36/0x1c0
[  428.781899] init cpuset=/ mems_allowed=0
[  428.787036]  ? mark_held_locks+0x130/0x130
[  428.817193]  ? mark_held_locks+0x130/0x130
[  428.821439]  ? zap_class+0x640/0x640
[  428.825165]  ? zap_class+0x640/0x640
[  428.828894]  ? print_usage_bug+0xc0/0xc0
[  428.832978]  ? do_raw_spin_unlock+0xa7/0x330
[  428.837398]  ? zap_class+0x640/0x640
[  428.841123]  ? print_usage_bug+0xc0/0xc0
[  428.845193]  ? wq_watchdog_touch+0x9c/0xfe
[  428.849443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.855011]  ? check_preemption_disabled+0x48/0x280
[  428.860051]  ? __lock_is_held+0xb5/0x140
[  428.864135]  __alloc_pages_nodemask+0xa80/0xde0
[  428.868835]  ? zap_class+0x640/0x640
[  428.872564]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  428.877600]  ? find_held_lock+0x36/0x1c0
[  428.881695]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.886380]  ? lock_downgrade+0x900/0x900
[  428.890602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.896157]  cache_grow_begin+0xa5/0x8c0
[  428.900228]  ? do_raw_spin_unlock+0xa7/0x330
[  428.904652]  fallback_alloc+0x204/0x2e0
[  428.908651]  ____cache_alloc_node+0x1c7/0x1e0
[  428.913168]  kmem_cache_alloc_node+0xe3/0x730
[  428.917677]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.921935]  __alloc_skb+0x119/0x770
[  428.925680]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  428.930990]  ? netdev_alloc_frag+0x1f0/0x1f0
[  428.935417]  ? lock_downgrade+0x900/0x900
[  428.939582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.945132]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.950599]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.956060]  ? addrconf_rs_timer+0x690/0x690
[  428.960490]  ndisc_alloc_skb+0x144/0x340
[  428.964567]  ndisc_send_rs+0x331/0x6e0
[  428.968469]  addrconf_rs_timer+0x314/0x690
[  428.972719]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.976995]  call_timer_fn+0x272/0x920
[  428.980895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.985139]  ? process_timeout+0x40/0x40
[  428.989217]  ? __run_timers+0x7da/0xc70
[  428.993202]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.999267]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.003773]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.008020]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.012620]  ? trace_hardirqs_on+0xbd/0x310
[  429.016972]  ? kasan_check_read+0x11/0x20
[  429.021131]  ? __run_timers+0x7da/0xc70
[  429.025120]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.030239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.034490]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.038732]  __run_timers+0x7e5/0xc70
[  429.042555]  ? timer_fixup_init+0x70/0x70
[  429.046714]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.051742]  ? zap_class+0x640/0x640
[  429.055474]  ? enqueue_hrtimer+0x1a5/0x560
[  429.059723]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.064928]  ? find_held_lock+0x36/0x1c0
[  429.069030]  ? zap_class+0x640/0x640
[  429.072759]  ? pvclock_read_flags+0x160/0x160
[  429.077270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.082820]  ? check_preemption_disabled+0x48/0x280
[  429.087856]  ? __lock_is_held+0xb5/0x140
[  429.091932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.097499]  ? check_preemption_disabled+0x48/0x280
[  429.102531]  run_timer_softirq+0x52/0xb0
[  429.106603]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.111630]  __do_softirq+0x308/0xb7e
[  429.115443]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  429.119947]  ? lock_downgrade+0x900/0x900
[  429.124129]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  429.129248]  ? pvclock_read_flags+0x160/0x160
[  429.133759]  ? lapic_next_event+0x5a/0x90
[  429.137923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.143494]  ? kvm_clock_read+0x18/0x30
[  429.147483]  ? kvm_sched_clock_read+0x9/0x20
[  429.151906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.157455]  ? check_preemption_disabled+0x48/0x280
[  429.162489]  irq_exit+0x17f/0x1c0
[  429.165979]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.170836]  ? smp_call_function_single_interrupt+0x159/0x650
[  429.176732]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.182627]  ? interrupt_entry+0xb5/0xc0
[  429.186700]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.191723]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.196753]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.201604]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.206629]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.211653]  ? task_prio+0x50/0x50
[  429.215205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.220753]  ? check_preemption_disabled+0x48/0x280
[  429.225788]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.230814]  apic_timer_interrupt+0xf/0x20
[  429.235051]  </IRQ>
[  429.237302] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  429.242242] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  429.261153] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  429.268874] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  429.276150] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  429.283422] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  429.290695] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  429.297988] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  429.305310]  skb_clone+0x1bb/0x500
[  429.308864]  ? skb_split+0x11e0/0x11e0
[  429.312764]  ? check_preemption_disabled+0x48/0x280
[  429.317796]  ? __this_cpu_preempt_check+0x1c/0x20
[  429.322650]  ? __bpf_redirect+0x54b/0xb20
[  429.326816]  bpf_clone_redirect+0xb9/0x490
[  429.331078]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  429.336113]  ? __sched_text_start+0x8/0x8
[  429.340280]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  429.345053]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  429.349644]  ? retint_kernel+0x2d/0x2d
[  429.353548]  ? find_held_lock+0x36/0x1c0
[  429.357626]  ? lock_acquire+0x1ed/0x520
[  429.361611]  ? bpf_test_run+0x3cb/0x780
[  429.365607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.371160]  ? check_preemption_disabled+0x48/0x280
[  429.376192]  ? kasan_check_read+0x11/0x20
[  429.380349]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.385634]  ? rcu_softirq_qs+0x20/0x20
[  429.389621]  ? preempt_schedule+0x4d/0x60
[  429.393778]  ? ___preempt_schedule+0x16/0x18
[  429.398206]  ? bpf_test_run+0x25d/0x780
[  429.402203]  ? netlink_diag_dump+0x2a0/0x2a0
[  429.406628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.412172]  ? bpf_test_init.isra.10+0x70/0x100
[  429.416857]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  429.421642]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  429.426495]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  429.432045]  ? fput+0x130/0x1a0
[  429.435339]  ? __bpf_prog_get+0x9b/0x290
[  429.439420]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  429.444274]  ? bpf_prog_test_run+0x130/0x1a0
[  429.448695]  ? __x64_sys_bpf+0x3d8/0x520
[  429.452785]  ? bpf_prog_get+0x20/0x20
[  429.456620]  ? do_syscall_64+0x1b9/0x820
[  429.460696]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  429.466072]  ? syscall_return_slowpath+0x5e0/0x5e0
[  429.471022]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.475875]  ? trace_hardirqs_on_caller+0x310/0x310
[  429.480903]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  429.485930]  ? prepare_exit_to_usermode+0x291/0x3b0
[  429.491001]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.495865]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  429.501259] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  429.501332] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.507414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.507419] Call Trace:
[  429.507426]  <IRQ>
[  429.507444]  dump_stack+0x244/0x39d
[  429.507470]  ? dump_stack_print_info.cold.1+0x20/0x20
[  429.514028] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.523336]  warn_alloc.cold.116+0xb7/0x1bd
[  429.525899] syz-executor3 cpuset=syz3 mems_allowed=0
[  429.528053]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.561594]  ? lock_downgrade+0x900/0x900
[  429.565765]  ? trace_hardirqs_off+0xb8/0x310
[  429.570188]  ? trace_hardirqs_off+0xb8/0x310
[  429.574616]  __alloc_pages_slowpath+0x26e8/0x2e10
[  429.579507]  ? warn_alloc+0x120/0x120
[  429.583322]  ? print_usage_bug+0xc0/0xc0
[  429.587398]  ? warn_alloc+0x120/0x120
[  429.591213]  ? warn_alloc+0x120/0x120
[  429.595030]  ? print_usage_bug+0xc0/0xc0
[  429.599110]  ? print_usage_bug+0xc0/0xc0
[  429.603184]  ? __lock_acquire+0x62f/0x4c20
[  429.607438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.613006]  ? should_fail+0x22d/0xd01
[  429.616908]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.622024]  ? __lock_acquire+0x62f/0x4c20
[  429.626286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.631395]  ? __lock_acquire+0x62f/0x4c20
[  429.635635]  ? should_fail+0x22d/0xd01
[  429.639543]  ? mark_held_locks+0x130/0x130
[  429.643792]  ? mark_held_locks+0x130/0x130
[  429.648038]  ? zap_class+0x640/0x640
[  429.651770]  ? zap_class+0x640/0x640
[  429.655495]  ? print_usage_bug+0xc0/0xc0
[  429.659565]  ? wq_watchdog_touch+0x9c/0xfe
[  429.663815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.669363]  ? check_preemption_disabled+0x48/0x280
[  429.674405]  ? __lock_is_held+0xb5/0x140
[  429.678493]  __alloc_pages_nodemask+0xa80/0xde0
[  429.683171]  ? zap_class+0x640/0x640
[  429.686899]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  429.691940]  ? find_held_lock+0x36/0x1c0
[  429.696041]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.700721]  ? lock_downgrade+0x900/0x900
[  429.704891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.710442]  cache_grow_begin+0xa5/0x8c0
[  429.714516]  ? do_raw_spin_unlock+0xa7/0x330
[  429.718940]  fallback_alloc+0x204/0x2e0
[  429.722947]  ____cache_alloc_node+0x1c7/0x1e0
[  429.727486]  kmem_cache_alloc_node+0xe3/0x730
[  429.732005]  ? ipv6_get_ifaddr+0x42e/0x620
[  429.736264]  __alloc_skb+0x119/0x770
[  429.740004]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  429.745295]  ? netdev_alloc_frag+0x1f0/0x1f0
[  429.749721]  ? lock_downgrade+0x900/0x900
[  429.753887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.759440]  ? refcount_sub_and_test_checked+0x203/0x310
[  429.764911]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  429.770370]  ? addrconf_rs_timer+0x690/0x690
[  429.774801]  ndisc_alloc_skb+0x144/0x340
[  429.778880]  ndisc_send_rs+0x331/0x6e0
[  429.782786]  addrconf_rs_timer+0x314/0x690
[  429.787038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.791297]  call_timer_fn+0x272/0x920
[  429.795196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.799441]  ? process_timeout+0x40/0x40
[  429.803523]  ? mark_held_locks+0xc7/0x130
[  429.807681]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.812184]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.816684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.820930]  ? lockdep_hardirqs_on+0x296/0x5b0
[  429.825546]  ? trace_hardirqs_on+0xbd/0x310
[  429.829881]  ? kasan_check_read+0x11/0x20
[  429.834036]  ? __run_timers+0x7da/0xc70
[  429.838021]  ? trace_hardirqs_off_caller+0x310/0x310
[  429.843144]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.847387]  __run_timers+0x7e5/0xc70
[  429.851209]  ? timer_fixup_init+0x70/0x70
[  429.855368]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.860397]  ? zap_class+0x640/0x640
[  429.864125]  ? print_usage_bug+0xc0/0xc0
[  429.868198]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.873425]  ? find_held_lock+0x36/0x1c0
[  429.877504]  ? zap_class+0x640/0x640
[  429.881232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.886781]  ? check_preemption_disabled+0x48/0x280
[  429.891821]  ? __lock_is_held+0xb5/0x140
[  429.895898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.901499]  ? check_preemption_disabled+0x48/0x280
[  429.906533]  run_timer_softirq+0x52/0xb0
[  429.910605]  ? rcu_read_lock_sched_held+0x14f/0x180
[  429.915638]  __do_softirq+0x308/0xb7e
[  429.919455]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  429.923980]  ? lock_downgrade+0x900/0x900
[  429.928145]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  429.933267]  ? pvclock_read_flags+0x160/0x160
[  429.937778]  ? lapic_next_event+0x5a/0x90
[  429.941941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.947514]  ? kvm_clock_read+0x18/0x30
[  429.951500]  ? kvm_sched_clock_read+0x9/0x20
[  429.955922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.961488]  ? check_preemption_disabled+0x48/0x280
[  429.966574]  irq_exit+0x17f/0x1c0
[  429.970044]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.974946]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.980862]  ? interrupt_entry+0xb5/0xc0
[  429.984933]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.989994]  ? trace_hardirqs_off_caller+0xbb/0x310
[  429.995024]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.999875]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.004899]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.009926]  ? task_prio+0x50/0x50
[  430.013497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.019047]  ? check_preemption_disabled+0x48/0x280
[  430.024080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.028941]  apic_timer_interrupt+0xf/0x20
[  430.033201]  </IRQ>
[  430.035450] RIP: 0010:dump_stack+0x358/0x39d
[  430.039872] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  430.058784] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  430.066501] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  430.073777] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  430.081053] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  430.088332] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  430.095611] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  430.103107]  ? dump_stack+0x34f/0x39d
[  430.106936]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.112159]  ? mark_held_locks+0x130/0x130
[  430.116407]  ? mark_held_locks+0x130/0x130
[  430.120655]  dump_header+0x27b/0xf72
[  430.124391]  ? pagefault_out_of_memory+0x197/0x197
[  430.129339]  ? __lock_acquire+0x62f/0x4c20
[  430.133588]  ? percpu_ref_get_many+0x240/0x240
[  430.138186]  ? print_usage_bug+0xc0/0xc0
[  430.142262]  ? zap_class+0x640/0x640
[  430.146007]  ? print_usage_bug+0xc0/0xc0
[  430.150077]  ? print_usage_bug+0xc0/0xc0
[  430.154149]  ? zap_class+0x640/0x640
[  430.157880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.163431]  ? find_held_lock+0x36/0x1c0
[  430.167520]  ? mark_held_locks+0xc7/0x130
[  430.171679]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.176789]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  430.181906]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  430.186498]  ? trace_hardirqs_on+0xbd/0x310
[  430.190829]  ? kasan_check_read+0x11/0x20
[  430.195002]  ? ___ratelimit+0x3b4/0x672
[  430.199003]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.204117]  ? trace_hardirqs_on+0x310/0x310
[  430.208539]  ? lock_downgrade+0x900/0x900
[  430.212701]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  430.217814]  ? ___ratelimit+0x3b9/0x672
[  430.221802]  ? idr_get_free+0xf70/0xf70
[  430.225785]  ? find_held_lock+0x36/0x1c0
[  430.229866]  oom_kill_process.cold.27+0x10/0x903
[  430.234632]  ? zap_class+0x640/0x640
[  430.238358]  ? check_preemption_disabled+0x48/0x280
[  430.243398]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.248342]  ? kasan_check_read+0x11/0x20
[  430.252501]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.257790]  ? oom_evaluate_task+0x540/0x540
[  430.262212]  ? find_held_lock+0x36/0x1c0
[  430.266293]  ? out_of_memory+0x974/0x1430
[  430.270451]  ? lock_downgrade+0x900/0x900
[  430.274612]  ? check_preemption_disabled+0x48/0x280
[  430.279646]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.284583]  ? kasan_check_read+0x11/0x20
[  430.288743]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.294034]  ? rcu_softirq_qs+0x20/0x20
[  430.298027]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.303575]  ? oom_evaluate_task+0x302/0x540
[  430.308012]  out_of_memory+0xa84/0x1430
[  430.312021]  ? oom_killer_disable+0x3a0/0x3a0
[  430.316527]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  430.321479]  ? __ww_mutex_check_waiters+0x160/0x160
[  430.326521]  __alloc_pages_slowpath+0x2354/0x2e10
[  430.331408]  ? warn_alloc+0x120/0x120
[  430.335218]  ? mark_held_locks+0x130/0x130
[  430.339474]  ? find_get_entry+0xaae/0x1120
[  430.343753]  ? filemap_map_pages+0x1a20/0x1a20
[  430.348348]  ? zap_class+0x640/0x640
[  430.352079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.357626]  ? check_preemption_disabled+0x48/0x280
[  430.362653]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.368203]  ? should_fail+0x22d/0xd01
[  430.372109]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.377223]  ? zap_class+0x640/0x640
[  430.380992]  ? __lock_is_held+0xb5/0x140
[  430.385076]  ? mark_held_locks+0x130/0x130
[  430.389321]  ? lock_release+0xa00/0xa00
[  430.393303]  ? perf_trace_sched_process_exec+0x860/0x860
[  430.398763]  ? xa_load+0x2ba/0x460
[  430.402316]  ? lock_downgrade+0x900/0x900
[  430.406482]  ? __might_sleep+0x95/0x190
[  430.410477]  __alloc_pages_nodemask+0xa80/0xde0
[  430.415163]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  430.420189]  ? __page_cache_alloc+0x191/0x5c0
[  430.424693]  ? xa_load+0x2e1/0x460
[  430.428245]  ? xa_clear_mark+0x40/0x40
[  430.432145]  ? zap_class+0x640/0x640
[  430.435876]  ? zap_class+0x640/0x640
[  430.439597]  ? zap_class+0x640/0x640
[  430.443320]  ? __do_page_cache_readahead+0x663/0x810
[  430.448440]  ? find_held_lock+0x36/0x1c0
[  430.452523]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  430.458079]  alloc_pages_current+0x173/0x350
[  430.462504]  __page_cache_alloc+0x38c/0x5c0
[  430.466831]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.471767]  ? kasan_check_read+0x11/0x20
[  430.475922]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.481230]  ? generic_perform_write+0x6a0/0x6a0
[  430.486007]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.491558]  ? check_preemption_disabled+0x48/0x280
[  430.496620]  filemap_fault+0x1595/0x25f0
[  430.500705]  ? __lock_page_or_retry+0xa00/0xa00
[  430.505389]  ? mark_held_locks+0x130/0x130
[  430.509641]  ? filemap_map_pages+0xd6b/0x1a20
[  430.514147]  ? lock_downgrade+0x900/0x900
[  430.518302]  ? check_preemption_disabled+0x48/0x280
[  430.523330]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.528271]  ? kasan_check_read+0x11/0x20
[  430.532428]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.537713]  ? rcu_softirq_qs+0x20/0x20
[  430.541710]  ? filemap_map_pages+0xd92/0x1a20
[  430.546219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.551773]  ? find_get_entries_tag+0x1400/0x1400
[  430.556629]  ? __lock_acquire+0x62f/0x4c20
[  430.560888]  ? lock_acquire+0x1ed/0x520
[  430.564871]  ? ext4_filemap_fault+0x7a/0xad
[  430.569208]  ? lock_release+0xa00/0xa00
[  430.573192]  ? perf_trace_sched_process_exec+0x860/0x860
[  430.578653]  ? print_usage_bug+0xc0/0xc0
[  430.582724]  ? print_usage_bug+0xc0/0xc0
[  430.586811]  ? down_read+0x8d/0x120
[  430.590447]  ? ext4_filemap_fault+0x7a/0xad
[  430.594781]  ? __down_interruptible+0x700/0x700
[  430.599475]  ext4_filemap_fault+0x82/0xad
[  430.603687]  __do_fault+0x100/0x6b0
[  430.607329]  ? pmd_devmap_trans_unstable+0x220/0x220
[  430.612443]  ? mark_held_locks+0x130/0x130
[  430.616697]  ? mark_held_locks+0x130/0x130
[  430.620937]  ? find_held_lock+0x36/0x1c0
[  430.625033]  ? find_held_lock+0x36/0x1c0
[  430.629107]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.634657]  __handle_mm_fault+0x3ea0/0x5be0
[  430.639078]  ? poll_select_copy_remaining+0x18c/0x6a0
[  430.644285]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  430.649193]  ? __might_fault+0x12b/0x1e0
[  430.653269]  ? lock_downgrade+0x900/0x900
[  430.657437]  ? zap_class+0x640/0x640
[  430.661162]  ? zap_class+0x640/0x640
[  430.664892]  ? find_held_lock+0x36/0x1c0
[  430.668990]  ? handle_mm_fault+0x42a/0xc70
[  430.673245]  ? lock_downgrade+0x900/0x900
[  430.677401]  ? check_preemption_disabled+0x48/0x280
[  430.682433]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  430.687379]  ? kasan_check_read+0x11/0x20
[  430.691567]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  430.696865]  ? rcu_softirq_qs+0x20/0x20
[  430.700848]  ? trace_hardirqs_off_caller+0x310/0x310
[  430.705980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.711533]  ? check_preemption_disabled+0x48/0x280
[  430.716569]  handle_mm_fault+0x54f/0xc70
[  430.720643]  ? __handle_mm_fault+0x5be0/0x5be0
[  430.725241]  ? find_vma+0x34/0x190
[  430.728800]  __do_page_fault+0x5e8/0xe60
[  430.732871]  ? trace_hardirqs_off+0xb8/0x310
[  430.737301]  do_page_fault+0xf2/0x7e0
[  430.741114]  ? vmalloc_sync_all+0x30/0x30
[  430.745273]  ? error_entry+0x70/0xd0
[  430.749006]  ? trace_hardirqs_off_caller+0xbb/0x310
[  430.754034]  ? trace_hardirqs_on_caller+0xc0/0x310
[  430.758996]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.763931]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.768800]  ? trace_hardirqs_on_caller+0x310/0x310
[  430.773829]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.779290]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.784323]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.789347]  ? page_fault+0x8/0x30
[  430.792899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.797759]  ? page_fault+0x8/0x30
[  430.801309]  page_fault+0x1e/0x30
[  430.804774] RIP: 0033:0x7fc801b82dd3
[  430.808510] Code: Bad RIP value.
[  430.811893] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  430.817261] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  430.824546] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  430.831838] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  430.839114] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  430.846387] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  430.853695] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  430.853701] warn_alloc_show_mem: 1 callbacks suppressed
[  430.853709] Mem-Info:
[  430.861002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.866379] active_anon:48903 inactive_anon:193 isolated_anon:0
[  430.866379]  active_file:14 inactive_file:14 isolated_file:0
[  430.866379]  unevictable:0 dirty:0 writeback:0 unstable:0
[  430.866379]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  430.866379]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  430.866379]  free:13784 free_pcp:349 free_cma:0
[  430.868758] Call Trace:
[  430.878168] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  430.911032]  <IRQ>
[  430.913614] 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
[  430.941117]  dump_stack+0x244/0x39d
[  430.943250] lowmem_reserve[]: 0 2818 6321 6321
[  430.969363]  ? dump_stack_print_info.cold.1+0x20/0x20
[  430.972995] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  430.977588]  warn_alloc.cold.116+0xb7/0x1bd
[  430.982750] lowmem_reserve[]: 0 0 3503 3503
[  431.010083]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.014391] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  431.018716]  ? lock_downgrade+0x900/0x900
[  431.023537] lowmem_reserve[]: 0 0 0 0
[  431.052609]  ? trace_hardirqs_off+0xb8/0x310
[  431.056741] 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
[  431.060549]  ? trace_hardirqs_off+0xb8/0x310
[  431.064941] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  431.078490]  __alloc_pages_slowpath+0x26e8/0x2e10
[  431.082881] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  431.098252]  ? warn_alloc+0x120/0x120
[  431.103066] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  431.118493]  ? print_usage_bug+0xc0/0xc0
[  431.122286] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  431.131118]  ? warn_alloc+0x120/0x120
[  431.135167] 272 total pagecache pages
[  431.143743]  ? warn_alloc+0x120/0x120
[  431.147537] 0 pages in swap cache
[  431.151351]  ? print_usage_bug+0xc0/0xc0
[  431.155137] Swap cache stats: add 0, delete 0, find 0/0
[  431.158595]  ? print_usage_bug+0xc0/0xc0
[  431.162643] Free swap  = 0kB
[  431.168013]  ? __lock_acquire+0x62f/0x4c20
[  431.172057] Total swap = 0kB
[  431.175081]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.179296] 1965979 pages RAM
[  431.182320]  ? should_fail+0x22d/0xd01
[  431.187848] 0 pages HighMem/MovableOnly
[  431.190978]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.194849] 342853 pages reserved
[  431.198830]  ? __lock_acquire+0x62f/0x4c20
[  431.203916] 0 pages cma reserved
[  431.207372]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.211667] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  431.214975]  ? __lock_acquire+0x62f/0x4c20
[  431.214992]  ? should_fail+0x22d/0xd01
[  431.220172] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  431.226583]  ? find_held_lock+0x36/0x1c0
[  431.231339] init cpuset=/ mems_allowed=0
[  431.235234]  ? mark_held_locks+0x130/0x130
[  431.257286]  ? mark_held_locks+0x130/0x130
[  431.261528]  ? zap_class+0x640/0x640
[  431.265251]  ? zap_class+0x640/0x640
[  431.268995]  ? print_usage_bug+0xc0/0xc0
[  431.273069]  ? do_raw_spin_unlock+0xa7/0x330
[  431.277484]  ? zap_class+0x640/0x640
[  431.281209]  ? print_usage_bug+0xc0/0xc0
[  431.285281]  ? wq_watchdog_touch+0x9c/0xfe
[  431.289532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.295086]  ? check_preemption_disabled+0x48/0x280
[  431.300134]  ? __lock_is_held+0xb5/0x140
[  431.304210]  __alloc_pages_nodemask+0xa80/0xde0
[  431.308893]  ? zap_class+0x640/0x640
[  431.312624]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  431.317661]  ? find_held_lock+0x36/0x1c0
[  431.321745]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.326427]  ? lock_downgrade+0x900/0x900
[  431.330593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.336146]  cache_grow_begin+0xa5/0x8c0
[  431.340217]  ? do_raw_spin_unlock+0xa7/0x330
[  431.344643]  fallback_alloc+0x204/0x2e0
[  431.348636]  ____cache_alloc_node+0x1c7/0x1e0
[  431.353151]  kmem_cache_alloc_node+0xe3/0x730
[  431.357656]  ? ipv6_get_ifaddr+0x42e/0x620
[  431.361909]  __alloc_skb+0x119/0x770
[  431.365631]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.370924]  ? netdev_alloc_frag+0x1f0/0x1f0
[  431.375361]  ? lock_downgrade+0x900/0x900
[  431.379526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.385074]  ? refcount_sub_and_test_checked+0x203/0x310
[  431.390541]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  431.396031]  ? addrconf_rs_timer+0x690/0x690
[  431.400463]  ndisc_alloc_skb+0x144/0x340
[  431.404539]  ndisc_send_rs+0x331/0x6e0
[  431.408456]  addrconf_rs_timer+0x314/0x690
[  431.412705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.416981]  call_timer_fn+0x272/0x920
[  431.420879]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.425209]  ? process_timeout+0x40/0x40
[  431.429289]  ? __run_timers+0x7da/0xc70
[  431.433273]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.437774]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.442278]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.446523]  ? lockdep_hardirqs_on+0x296/0x5b0
[  431.451123]  ? trace_hardirqs_on+0xbd/0x310
[  431.455453]  ? kasan_check_read+0x11/0x20
[  431.459606]  ? __run_timers+0x7da/0xc70
[  431.463591]  ? trace_hardirqs_off_caller+0x310/0x310
[  431.468711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.472984]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.477228]  __run_timers+0x7e5/0xc70
[  431.481048]  ? timer_fixup_init+0x70/0x70
[  431.485211]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  431.490237]  ? zap_class+0x640/0x640
[  431.493987]  ? enqueue_hrtimer+0x1a5/0x560
[  431.498234]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  431.503446]  ? find_held_lock+0x36/0x1c0
[  431.507520]  ? zap_class+0x640/0x640
[  431.511252]  ? pvclock_read_flags+0x160/0x160
[  431.515760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.521310]  ? check_preemption_disabled+0x48/0x280
[  431.526351]  ? __lock_is_held+0xb5/0x140
[  431.530423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.535990]  ? check_preemption_disabled+0x48/0x280
[  431.541023]  run_timer_softirq+0x52/0xb0
[  431.545093]  ? rcu_read_lock_sched_held+0x14f/0x180
[  431.550119]  __do_softirq+0x308/0xb7e
[  431.553932]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  431.558457]  ? lock_downgrade+0x900/0x900
[  431.562670]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  431.567794]  ? pvclock_read_flags+0x160/0x160
[  431.572299]  ? lapic_next_event+0x5a/0x90
[  431.576459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.582021]  ? kvm_clock_read+0x18/0x30
[  431.586028]  ? kvm_sched_clock_read+0x9/0x20
[  431.590447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.596010]  ? check_preemption_disabled+0x48/0x280
[  431.601051]  irq_exit+0x17f/0x1c0
[  431.604517]  smp_apic_timer_interrupt+0x1cb/0x760
[  431.609367]  ? smp_call_function_single_interrupt+0x159/0x650
[  431.615265]  ? smp_call_function_single_interrupt+0x650/0x650
[  431.621157]  ? interrupt_entry+0xb5/0xc0
[  431.625230]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.630253]  ? trace_hardirqs_off_caller+0xbb/0x310
[  431.635280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.640133]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.645158]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.650182]  ? task_prio+0x50/0x50
[  431.653735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.659284]  ? check_preemption_disabled+0x48/0x280
[  431.664413]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.669272]  apic_timer_interrupt+0xf/0x20
[  431.673506]  </IRQ>
[  431.675759] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  431.680701] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  431.699607] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  431.707324] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  431.714600] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  431.721877] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  431.729151] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  431.736427] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  431.743751]  skb_clone+0x1bb/0x500
[  431.747303]  ? skb_split+0x11e0/0x11e0
[  431.751200]  ? check_preemption_disabled+0x48/0x280
[  431.756231]  ? __this_cpu_preempt_check+0x1c/0x20
[  431.761086]  ? __bpf_redirect+0x54b/0xb20
[  431.765250]  bpf_clone_redirect+0xb9/0x490
[  431.769504]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  431.774533]  ? __sched_text_start+0x8/0x8
[  431.778696]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  431.783465]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  431.788055]  ? retint_kernel+0x2d/0x2d
[  431.791983]  ? find_held_lock+0x36/0x1c0
[  431.796067]  ? lock_acquire+0x1ed/0x520
[  431.800056]  ? bpf_test_run+0x3cb/0x780
[  431.804048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.809597]  ? check_preemption_disabled+0x48/0x280
[  431.814629]  ? kasan_check_read+0x11/0x20
[  431.818784]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  431.824070]  ? rcu_softirq_qs+0x20/0x20
[  431.828057]  ? preempt_schedule+0x4d/0x60
[  431.832217]  ? ___preempt_schedule+0x16/0x18
[  431.836643]  ? bpf_test_run+0x25d/0x780
[  431.840638]  ? netlink_diag_dump+0x2a0/0x2a0
[  431.845063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.850610]  ? bpf_test_init.isra.10+0x70/0x100
[  431.855298]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  431.860080]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  431.864930]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  431.870500]  ? fput+0x130/0x1a0
[  431.873788]  ? __bpf_prog_get+0x9b/0x290
[  431.877862]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  431.882713]  ? bpf_prog_test_run+0x130/0x1a0
[  431.887139]  ? __x64_sys_bpf+0x3d8/0x520
[  431.891212]  ? bpf_prog_get+0x20/0x20
[  431.895047]  ? do_syscall_64+0x1b9/0x820
[  431.899118]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  431.904498]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.909440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.914298]  ? trace_hardirqs_on_caller+0x310/0x310
[  431.919327]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  431.924354]  ? prepare_exit_to_usermode+0x291/0x3b0
[  431.929387]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.934246]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  431.939642] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  431.939712] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  431.945793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.945803] Call Trace:
[  431.952429] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  431.961646]  <IRQ>
[  431.964224] syz-executor3 cpuset=syz3 mems_allowed=0
[  431.974713]  dump_stack+0x244/0x39d
[  431.985596]  ? dump_stack_print_info.cold.1+0x20/0x20
[  431.990810]  warn_alloc.cold.116+0xb7/0x1bd
[  431.995145]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.000021]  ? lock_downgrade+0x900/0x900
[  432.004189]  ? trace_hardirqs_off+0xb8/0x310
[  432.008615]  ? trace_hardirqs_off+0xb8/0x310
[  432.013042]  __alloc_pages_slowpath+0x26e8/0x2e10
[  432.017924]  ? warn_alloc+0x120/0x120
[  432.021759]  ? print_usage_bug+0xc0/0xc0
[  432.025830]  ? warn_alloc+0x120/0x120
[  432.029646]  ? warn_alloc+0x120/0x120
[  432.033462]  ? print_usage_bug+0xc0/0xc0
[  432.037540]  ? kvm_clock_read+0x18/0x30
[  432.041529]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  432.046561]  ? print_usage_bug+0xc0/0xc0
[  432.050634]  ? __lock_acquire+0x62f/0x4c20
[  432.054885]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.060432]  ? should_fail+0x22d/0xd01
[  432.064334]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.069624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.074737]  ? __lock_acquire+0x62f/0x4c20
[  432.079003]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.084115]  ? __lock_acquire+0x62f/0x4c20
[  432.088357]  ? should_fail+0x22d/0xd01
[  432.092250]  ? rcu_irq_exit+0x1a2/0x390
[  432.096246]  ? mark_held_locks+0x130/0x130
[  432.100732]  ? mark_held_locks+0x130/0x130
[  432.105002]  ? mark_held_locks+0xc7/0x130
[  432.109165]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  432.114192]  ? zap_class+0x640/0x640
[  432.117914]  ? print_usage_bug+0xc0/0xc0
[  432.122003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.127553]  ? check_preemption_disabled+0x48/0x280
[  432.132591]  ? __lock_is_held+0xb5/0x140
[  432.136673]  __alloc_pages_nodemask+0xa80/0xde0
[  432.141351]  ? zap_class+0x640/0x640
[  432.145083]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  432.150122]  ? find_held_lock+0x36/0x1c0
[  432.154208]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.158889]  ? lock_downgrade+0x900/0x900
[  432.167224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.172778]  cache_grow_begin+0xa5/0x8c0
[  432.176846]  ? do_raw_spin_unlock+0xa7/0x330
[  432.181275]  fallback_alloc+0x204/0x2e0
[  432.185266]  ____cache_alloc_node+0x1c7/0x1e0
[  432.189829]  kmem_cache_alloc_node+0xe3/0x730
[  432.194339]  ? ipv6_get_ifaddr+0x42e/0x620
[  432.198591]  __alloc_skb+0x119/0x770
[  432.202311]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.207608]  ? netdev_alloc_frag+0x1f0/0x1f0
[  432.212029]  ? lock_downgrade+0x900/0x900
[  432.216194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.221743]  ? refcount_sub_and_test_checked+0x203/0x310
[  432.227208]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  432.232667]  ? addrconf_rs_timer+0x690/0x690
[  432.237098]  ndisc_alloc_skb+0x144/0x340
[  432.241171]  ndisc_send_rs+0x331/0x6e0
[  432.245079]  addrconf_rs_timer+0x314/0x690
[  432.249330]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.253584]  call_timer_fn+0x272/0x920
[  432.257483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.261726]  ? process_timeout+0x40/0x40
[  432.265806]  ? mark_held_locks+0xc7/0x130
[  432.269982]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.274493]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.279025]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.283269]  ? lockdep_hardirqs_on+0x296/0x5b0
[  432.287868]  ? trace_hardirqs_on+0xbd/0x310
[  432.292204]  ? kasan_check_read+0x11/0x20
[  432.296357]  ? __run_timers+0x7da/0xc70
[  432.300343]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.305460]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.309712]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.313970]  __run_timers+0x7e5/0xc70
[  432.317792]  ? timer_fixup_init+0x70/0x70
[  432.321971]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.327014]  ? zap_class+0x640/0x640
[  432.330747]  ? print_usage_bug+0xc0/0xc0
[  432.334865]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.340076]  ? find_held_lock+0x36/0x1c0
[  432.344153]  ? zap_class+0x640/0x640
[  432.347885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.353437]  ? check_preemption_disabled+0x48/0x280
[  432.358484]  ? __lock_is_held+0xb5/0x140
[  432.362559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.368113]  ? check_preemption_disabled+0x48/0x280
[  432.373146]  run_timer_softirq+0x52/0xb0
[  432.377216]  ? rcu_read_lock_sched_held+0x14f/0x180
[  432.382245]  __do_softirq+0x308/0xb7e
[  432.386062]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  432.390569]  ? lock_downgrade+0x900/0x900
[  432.394733]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  432.399901]  ? pvclock_read_flags+0x160/0x160
[  432.404410]  ? lapic_next_event+0x5a/0x90
[  432.408569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.414125]  ? kvm_clock_read+0x18/0x30
[  432.418111]  ? kvm_sched_clock_read+0x9/0x20
[  432.422535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.428084]  ? check_preemption_disabled+0x48/0x280
[  432.433123]  irq_exit+0x17f/0x1c0
[  432.436630]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.441487]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.447380]  ? interrupt_entry+0xb5/0xc0
[  432.451453]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.456487]  ? trace_hardirqs_off_caller+0xbb/0x310
[  432.461515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.466369]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.471395]  ? trace_hardirqs_on_caller+0x310/0x310
[  432.476420]  ? task_prio+0x50/0x50
[  432.480000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.485548]  ? check_preemption_disabled+0x48/0x280
[  432.490578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.495437]  apic_timer_interrupt+0xf/0x20
[  432.499676]  </IRQ>
[  432.501928] RIP: 0010:dump_stack+0x358/0x39d
[  432.506364] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  432.525275] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  432.533006] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  432.540282] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  432.547605] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  432.554880] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  432.562151] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  432.569444]  ? dump_stack+0x34f/0x39d
[  432.573272]  ? dump_stack_print_info.cold.1+0x20/0x20
[  432.578474]  ? mark_held_locks+0x130/0x130
[  432.582711]  ? mark_held_locks+0x130/0x130
[  432.586950]  dump_header+0x27b/0xf72
[  432.590686]  ? pagefault_out_of_memory+0x197/0x197
[  432.595627]  ? __lock_acquire+0x62f/0x4c20
[  432.599864]  ? percpu_ref_get_many+0x240/0x240
[  432.604452]  ? print_usage_bug+0xc0/0xc0
[  432.608530]  ? zap_class+0x640/0x640
[  432.612248]  ? print_usage_bug+0xc0/0xc0
[  432.616306]  ? print_usage_bug+0xc0/0xc0
[  432.620371]  ? zap_class+0x640/0x640
[  432.624093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.629635]  ? find_held_lock+0x36/0x1c0
[  432.633709]  ? mark_held_locks+0xc7/0x130
[  432.637860]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  432.642970]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  432.648080]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  432.652665]  ? trace_hardirqs_on+0xbd/0x310
[  432.657005]  ? kasan_check_read+0x11/0x20
[  432.661154]  ? ___ratelimit+0x3b4/0x672
[  432.665161]  ? trace_hardirqs_off_caller+0x310/0x310
[  432.670267]  ? trace_hardirqs_on+0x310/0x310
[  432.674678]  ? lock_downgrade+0x900/0x900
[  432.678844]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  432.683949]  ? ___ratelimit+0x3b9/0x672
[  432.687951]  ? idr_get_free+0xf70/0xf70
[  432.691933]  ? find_held_lock+0x36/0x1c0
[  432.696047]  oom_kill_process.cold.27+0x10/0x903
[  432.700814]  ? zap_class+0x640/0x640
[  432.704529]  ? check_preemption_disabled+0x48/0x280
[  432.709552]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.714486]  ? kasan_check_read+0x11/0x20
[  432.718651]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.723943]  ? oom_evaluate_task+0x540/0x540
[  432.728369]  ? find_held_lock+0x36/0x1c0
[  432.732453]  ? out_of_memory+0x974/0x1430
[  432.736607]  ? lock_downgrade+0x900/0x900
[  432.740769]  ? check_preemption_disabled+0x48/0x280
[  432.745785]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.750738]  ? kasan_check_read+0x11/0x20
[  432.754938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.760249]  ? rcu_softirq_qs+0x20/0x20
[  432.764229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.769765]  ? oom_evaluate_task+0x302/0x540
[  432.774178]  out_of_memory+0xa84/0x1430
[  432.778163]  ? oom_killer_disable+0x3a0/0x3a0
[  432.782663]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  432.787598]  ? __ww_mutex_check_waiters+0x160/0x160
[  432.792629]  __alloc_pages_slowpath+0x2354/0x2e10
[  432.797506]  ? warn_alloc+0x120/0x120
[  432.801308]  ? mark_held_locks+0x130/0x130
[  432.805548]  ? find_get_entry+0xaae/0x1120
[  432.809794]  ? filemap_map_pages+0x1a20/0x1a20
[  432.814384]  ? zap_class+0x640/0x640
[  432.818110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.823652]  ? check_preemption_disabled+0x48/0x280
[  432.828666]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.834203]  ? should_fail+0x22d/0xd01
[  432.838100]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.843210]  ? zap_class+0x640/0x640
[  432.847019]  ? __lock_is_held+0xb5/0x140
[  432.851092]  ? mark_held_locks+0x130/0x130
[  432.855349]  ? lock_release+0xa00/0xa00
[  432.859341]  ? perf_trace_sched_process_exec+0x860/0x860
[  432.864793]  ? xa_load+0x2ba/0x460
[  432.868335]  ? lock_downgrade+0x900/0x900
[  432.872497]  ? __might_sleep+0x95/0x190
[  432.876496]  __alloc_pages_nodemask+0xa80/0xde0
[  432.881177]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  432.886197]  ? __page_cache_alloc+0x191/0x5c0
[  432.890694]  ? xa_load+0x2e1/0x460
[  432.894237]  ? xa_clear_mark+0x40/0x40
[  432.898128]  ? zap_class+0x640/0x640
[  432.901854]  ? zap_class+0x640/0x640
[  432.905587]  ? zap_class+0x640/0x640
[  432.909303]  ? __do_page_cache_readahead+0x663/0x810
[  432.914421]  ? find_held_lock+0x36/0x1c0
[  432.918492]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  432.924036]  alloc_pages_current+0x173/0x350
[  432.928455]  __page_cache_alloc+0x38c/0x5c0
[  432.932788]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.937730]  ? kasan_check_read+0x11/0x20
[  432.941881]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  432.947173]  ? generic_perform_write+0x6a0/0x6a0
[  432.951945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.957497]  ? check_preemption_disabled+0x48/0x280
[  432.962518]  filemap_fault+0x1595/0x25f0
[  432.966592]  ? __lock_page_or_retry+0xa00/0xa00
[  432.971262]  ? mark_held_locks+0x130/0x130
[  432.975510]  ? filemap_map_pages+0xd6b/0x1a20
[  432.980010]  ? lock_downgrade+0x900/0x900
[  432.984158]  ? check_preemption_disabled+0x48/0x280
[  432.989178]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  432.994109]  ? kasan_check_read+0x11/0x20
[  432.998272]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.003547]  ? rcu_softirq_qs+0x20/0x20
[  433.007553]  ? filemap_map_pages+0xd92/0x1a20
[  433.012058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.017601]  ? find_get_entries_tag+0x1400/0x1400
[  433.022451]  ? __lock_acquire+0x62f/0x4c20
[  433.026702]  ? lock_acquire+0x1ed/0x520
[  433.030681]  ? ext4_filemap_fault+0x7a/0xad
[  433.035068]  ? lock_release+0xa00/0xa00
[  433.039043]  ? perf_trace_sched_process_exec+0x860/0x860
[  433.044495]  ? print_usage_bug+0xc0/0xc0
[  433.048613]  ? print_usage_bug+0xc0/0xc0
[  433.052690]  ? down_read+0x8d/0x120
[  433.056314]  ? ext4_filemap_fault+0x7a/0xad
[  433.060650]  ? __down_interruptible+0x700/0x700
[  433.065339]  ext4_filemap_fault+0x82/0xad
[  433.069505]  __do_fault+0x100/0x6b0
[  433.073167]  ? pmd_devmap_trans_unstable+0x220/0x220
[  433.078279]  ? mark_held_locks+0x130/0x130
[  433.082547]  ? mark_held_locks+0x130/0x130
[  433.086777]  ? find_held_lock+0x36/0x1c0
[  433.090845]  ? find_held_lock+0x36/0x1c0
[  433.094907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.100450]  __handle_mm_fault+0x3ea0/0x5be0
[  433.104863]  ? poll_select_copy_remaining+0x18c/0x6a0
[  433.110064]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  433.114917]  ? __might_fault+0x12b/0x1e0
[  433.118986]  ? lock_downgrade+0x900/0x900
[  433.123161]  ? zap_class+0x640/0x640
[  433.126873]  ? zap_class+0x640/0x640
[  433.130592]  ? find_held_lock+0x36/0x1c0
[  433.134663]  ? handle_mm_fault+0x42a/0xc70
[  433.138901]  ? lock_downgrade+0x900/0x900
[  433.143052]  ? check_preemption_disabled+0x48/0x280
[  433.148075]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  433.153008]  ? kasan_check_read+0x11/0x20
[  433.159587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.164862]  ? rcu_softirq_qs+0x20/0x20
[  433.168837]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.173947]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.179513]  ? check_preemption_disabled+0x48/0x280
[  433.184540]  handle_mm_fault+0x54f/0xc70
[  433.188610]  ? __handle_mm_fault+0x5be0/0x5be0
[  433.193200]  ? find_vma+0x34/0x190
[  433.196747]  __do_page_fault+0x5e8/0xe60
[  433.200809]  ? trace_hardirqs_off+0xb8/0x310
[  433.205231]  do_page_fault+0xf2/0x7e0
[  433.209034]  ? vmalloc_sync_all+0x30/0x30
[  433.213187]  ? error_entry+0x70/0xd0
[  433.216905]  ? trace_hardirqs_off_caller+0xbb/0x310
[  433.222005]  ? trace_hardirqs_on_caller+0xc0/0x310
[  433.226965]  ? syscall_return_slowpath+0x5e0/0x5e0
[  433.232352]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.237199]  ? trace_hardirqs_on_caller+0x310/0x310
[  433.242218]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.247670]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  433.252692]  ? prepare_exit_to_usermode+0x291/0x3b0
[  433.257712]  ? page_fault+0x8/0x30
[  433.261256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  433.266100]  ? page_fault+0x8/0x30
[  433.269644]  page_fault+0x1e/0x30
[  433.273096] RIP: 0033:0x7fc801b82dd3
[  433.276824] Code: Bad RIP value.
[  433.280185] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  433.285545] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  433.292815] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  433.300081] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  433.307351] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  433.314623] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  433.321924] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  433.321930] warn_alloc_show_mem: 1 callbacks suppressed
[  433.321938] Mem-Info:
[  433.329224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.334589] active_anon:48903 inactive_anon:193 isolated_anon:0
[  433.334589]  active_file:14 inactive_file:14 isolated_file:0
[  433.334589]  unevictable:0 dirty:0 writeback:0 unstable:0
[  433.334589]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  433.334589]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  433.334589]  free:13784 free_pcp:349 free_cma:0
[  433.336969] Call Trace:
[  433.346403] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  433.379245]  <IRQ>
[  433.381818] 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
[  433.409315]  dump_stack+0x244/0x39d
[  433.411445] lowmem_reserve[]: 0 2818 6321 6321
[  433.437556]  ? dump_stack_print_info.cold.1+0x20/0x20
[  433.441157] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  433.445740]  warn_alloc.cold.116+0xb7/0x1bd
[  433.450893] lowmem_reserve[]: 0 0 3503 3503
[  433.478233]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.482528] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  433.486844]  ? lock_downgrade+0x900/0x900
[  433.491661] lowmem_reserve[]: 0 0 0 0
[  433.520723]  ? trace_hardirqs_off+0xb8/0x310
[  433.524842] 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
[  433.528644]  ? trace_hardirqs_off+0xb8/0x310
[  433.533028] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  433.546547]  __alloc_pages_slowpath+0x26e8/0x2e10
[  433.550932] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  433.566306]  ? warn_alloc+0x120/0x120
[  433.571122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  433.586370]  ? print_usage_bug+0xc0/0xc0
[  433.590154] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  433.599006]  ? warn_alloc+0x120/0x120
[  433.603044] 272 total pagecache pages
[  433.611611]  ? warn_alloc+0x120/0x120
[  433.615393] 0 pages in swap cache
[  433.619183]  ? print_usage_bug+0xc0/0xc0
[  433.622977] Swap cache stats: add 0, delete 0, find 0/0
[  433.626431]  ? kvm_clock_read+0x18/0x30
[  433.630470] Free swap  = 0kB
[  433.635831]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  433.639778] Total swap = 0kB
[  433.642796]  ? print_usage_bug+0xc0/0xc0
[  433.647793] 1965979 pages RAM
[  433.650808]  ? __lock_acquire+0x62f/0x4c20
[  433.654844] 0 pages HighMem/MovableOnly
[  433.658003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.662236] 342853 pages reserved
[  433.666220]  ? should_fail+0x22d/0xd01
[  433.671737] 0 pages cma reserved
[  433.675188]  ? __lock_acquire+0x62f/0x4c20
[  433.679128] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  433.682427]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.686739] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  433.693157]  ? __lock_acquire+0x62f/0x4c20
[  433.698252] init cpuset=/ mems_allowed=0
[  433.707980]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.721325]  ? __lock_acquire+0x62f/0x4c20
[  433.725558]  ? should_fail+0x22d/0xd01
[  433.729485]  ? mark_held_locks+0x130/0x130
[  433.733726]  ? mark_held_locks+0x130/0x130
[  433.737975]  ? try_to_wake_up+0x11c/0x1490
[  433.742215]  ? lock_downgrade+0x900/0x900
[  433.746369]  ? zap_class+0x640/0x640
[  433.750085]  ? print_usage_bug+0xc0/0xc0
[  433.754147]  ? trace_hardirqs_off+0xb8/0x310
[  433.758573]  ? kasan_check_read+0x11/0x20
[  433.762739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.768278]  ? check_preemption_disabled+0x48/0x280
[  433.773308]  ? __lock_is_held+0xb5/0x140
[  433.777395]  __alloc_pages_nodemask+0xa80/0xde0
[  433.782067]  ? zap_class+0x640/0x640
[  433.785787]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  433.790813]  ? find_held_lock+0x36/0x1c0
[  433.794899]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.799568]  ? lock_downgrade+0x900/0x900
[  433.803723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.809266]  cache_grow_begin+0xa5/0x8c0
[  433.813327]  ? do_raw_spin_unlock+0xa7/0x330
[  433.817748]  fallback_alloc+0x204/0x2e0
[  433.821729]  ____cache_alloc_node+0x1c7/0x1e0
[  433.826231]  kmem_cache_alloc_node+0xe3/0x730
[  433.830740]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.834996]  __alloc_skb+0x119/0x770
[  433.838719]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  433.844001]  ? netdev_alloc_frag+0x1f0/0x1f0
[  433.848411]  ? lock_downgrade+0x900/0x900
[  433.852598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.858137]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.863593]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.869049]  ? addrconf_rs_timer+0x690/0x690
[  433.873468]  ndisc_alloc_skb+0x144/0x340
[  433.877535]  ndisc_send_rs+0x331/0x6e0
[  433.881431]  addrconf_rs_timer+0x314/0x690
[  433.885673]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.889936]  call_timer_fn+0x272/0x920
[  433.893833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.898067]  ? process_timeout+0x40/0x40
[  433.902135]  ? __run_timers+0x7da/0xc70
[  433.906110]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.910603]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.915100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.919354]  ? lockdep_hardirqs_on+0x296/0x5b0
[  433.923983]  ? trace_hardirqs_on+0xbd/0x310
[  433.928307]  ? kasan_check_read+0x11/0x20
[  433.932454]  ? __run_timers+0x7da/0xc70
[  433.936466]  ? trace_hardirqs_off_caller+0x310/0x310
[  433.941576]  ? __queue_work+0x1440/0x1440
[  433.945729]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.949976]  __run_timers+0x7e5/0xc70
[  433.953792]  ? timer_fixup_init+0x70/0x70
[  433.957945]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  433.963028]  ? zap_class+0x640/0x640
[  433.966764]  ? enqueue_hrtimer+0x1a5/0x560
[  433.971004]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  433.976201]  ? find_held_lock+0x36/0x1c0
[  433.980268]  ? zap_class+0x640/0x640
[  433.984028]  ? pvclock_read_flags+0x160/0x160
[  433.988544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.994119]  ? check_preemption_disabled+0x48/0x280
[  433.999146]  ? __lock_is_held+0xb5/0x140
[  434.003213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.008753]  ? check_preemption_disabled+0x48/0x280
[  434.013789]  run_timer_softirq+0x52/0xb0
[  434.017867]  ? rcu_read_lock_sched_held+0x14f/0x180
[  434.022886]  __do_softirq+0x308/0xb7e
[  434.026724]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  434.031222]  ? lock_downgrade+0x900/0x900
[  434.035381]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  434.040495]  ? pvclock_read_flags+0x160/0x160
[  434.045000]  ? lapic_next_event+0x5a/0x90
[  434.049154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.054696]  ? kvm_clock_read+0x18/0x30
[  434.058669]  ? kvm_sched_clock_read+0x9/0x20
[  434.063083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.068621]  ? check_preemption_disabled+0x48/0x280
[  434.073647]  irq_exit+0x17f/0x1c0
[  434.077106]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.081951]  ? smp_call_function_single_interrupt+0x159/0x650
[  434.087851]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.093733]  ? interrupt_entry+0xb5/0xc0
[  434.098259]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.103275]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.108297]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.113141]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.118155]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.123171]  ? task_prio+0x50/0x50
[  434.126716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.132256]  ? check_preemption_disabled+0x48/0x280
[  434.137278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.142129]  apic_timer_interrupt+0xf/0x20
[  434.146358]  </IRQ>
[  434.148598] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  434.153534] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  434.172432] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  434.180139] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  434.187417] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  434.194696] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  434.201979] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  434.209255] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  434.216564]  skb_clone+0x1bb/0x500
[  434.220152]  ? skb_split+0x11e0/0x11e0
[  434.224039]  ? check_preemption_disabled+0x48/0x280
[  434.229066]  ? __this_cpu_preempt_check+0x1c/0x20
[  434.233907]  ? __bpf_redirect+0x54b/0xb20
[  434.238076]  bpf_clone_redirect+0xb9/0x490
[  434.242316]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  434.247337]  ? __sched_text_start+0x8/0x8
[  434.251489]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  434.256252]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  434.260843]  ? retint_kernel+0x2d/0x2d
[  434.264753]  ? find_held_lock+0x36/0x1c0
[  434.268822]  ? lock_acquire+0x1ed/0x520
[  434.272798]  ? bpf_test_run+0x3cb/0x780
[  434.276791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.282331]  ? check_preemption_disabled+0x48/0x280
[  434.287356]  ? kasan_check_read+0x11/0x20
[  434.291529]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.296804]  ? rcu_softirq_qs+0x20/0x20
[  434.300783]  ? preempt_schedule+0x4d/0x60
[  434.304931]  ? ___preempt_schedule+0x16/0x18
[  434.309359]  ? bpf_test_run+0x25d/0x780
[  434.313348]  ? netlink_diag_dump+0x2a0/0x2a0
[  434.317760]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.323297]  ? bpf_test_init.isra.10+0x70/0x100
[  434.327985]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  434.332758]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  434.337602]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  434.343152]  ? fput+0x130/0x1a0
[  434.346433]  ? __bpf_prog_get+0x9b/0x290
[  434.350502]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  434.355344]  ? bpf_prog_test_run+0x130/0x1a0
[  434.359769]  ? __x64_sys_bpf+0x3d8/0x520
[  434.363835]  ? bpf_prog_get+0x20/0x20
[  434.367686]  ? do_syscall_64+0x1b9/0x820
[  434.371747]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  434.377114]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.382042]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.386893]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.391914]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  434.396931]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.401998]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.406852]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  434.412236] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  434.412306] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  434.418382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  434.418388] Call Trace:
[  434.418395]  <IRQ>
[  434.418413]  dump_stack+0x244/0x39d
[  434.418432]  ? dump_stack_print_info.cold.1+0x20/0x20
[  434.424984] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.434256]  warn_alloc.cold.116+0xb7/0x1bd
[  434.436809] syz-executor3 cpuset=syz3 mems_allowed=0
[  434.438964]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.472452]  ? lock_downgrade+0x900/0x900
[  434.476617]  ? trace_hardirqs_off+0xb8/0x310
[  434.481041]  ? trace_hardirqs_off+0xb8/0x310
[  434.485487]  __alloc_pages_slowpath+0x26e8/0x2e10
[  434.490374]  ? warn_alloc+0x120/0x120
[  434.494182]  ? print_usage_bug+0xc0/0xc0
[  434.498249]  ? warn_alloc+0x120/0x120
[  434.502060]  ? warn_alloc+0x120/0x120
[  434.505877]  ? print_usage_bug+0xc0/0xc0
[  434.509937]  ? kvm_clock_read+0x18/0x30
[  434.513918]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  434.518939]  ? print_usage_bug+0xc0/0xc0
[  434.523010]  ? __lock_acquire+0x62f/0x4c20
[  434.527250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.532787]  ? should_fail+0x22d/0xd01
[  434.536678]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.541976]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.547082]  ? __lock_acquire+0x62f/0x4c20
[  434.551322]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.556425]  ? __lock_acquire+0x62f/0x4c20
[  434.560662]  ? should_fail+0x22d/0xd01
[  434.564546]  ? rcu_irq_exit+0x1a2/0x390
[  434.568533]  ? mark_held_locks+0x130/0x130
[  434.572773]  ? mark_held_locks+0x130/0x130
[  434.577014]  ? mark_held_locks+0xc7/0x130
[  434.581169]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  434.586186]  ? zap_class+0x640/0x640
[  434.589899]  ? print_usage_bug+0xc0/0xc0
[  434.593978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.599518]  ? check_preemption_disabled+0x48/0x280
[  434.604546]  ? __lock_is_held+0xb5/0x140
[  434.608630]  __alloc_pages_nodemask+0xa80/0xde0
[  434.613300]  ? zap_class+0x640/0x640
[  434.617027]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  434.622055]  ? find_held_lock+0x36/0x1c0
[  434.626128]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.630801]  ? lock_downgrade+0x900/0x900
[  434.634963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.640507]  cache_grow_begin+0xa5/0x8c0
[  434.644567]  ? do_raw_spin_unlock+0xa7/0x330
[  434.649002]  fallback_alloc+0x204/0x2e0
[  434.653000]  ____cache_alloc_node+0x1c7/0x1e0
[  434.657512]  kmem_cache_alloc_node+0xe3/0x730
[  434.662014]  ? ipv6_get_ifaddr+0x42e/0x620
[  434.666260]  __alloc_skb+0x119/0x770
[  434.669976]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  434.675278]  ? netdev_alloc_frag+0x1f0/0x1f0
[  434.679688]  ? lock_downgrade+0x900/0x900
[  434.683848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.689387]  ? refcount_sub_and_test_checked+0x203/0x310
[  434.694842]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  434.700309]  ? addrconf_rs_timer+0x690/0x690
[  434.704745]  ndisc_alloc_skb+0x144/0x340
[  434.708812]  ndisc_send_rs+0x331/0x6e0
[  434.712709]  addrconf_rs_timer+0x314/0x690
[  434.716949]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.721205]  call_timer_fn+0x272/0x920
[  434.725094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.729335]  ? process_timeout+0x40/0x40
[  434.733425]  ? mark_held_locks+0xc7/0x130
[  434.737607]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.742100]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.746598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.750832]  ? lockdep_hardirqs_on+0x296/0x5b0
[  434.755415]  ? trace_hardirqs_on+0xbd/0x310
[  434.759762]  ? kasan_check_read+0x11/0x20
[  434.763922]  ? __run_timers+0x7da/0xc70
[  434.767907]  ? trace_hardirqs_off_caller+0x310/0x310
[  434.773013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.777255]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.781519]  __run_timers+0x7e5/0xc70
[  434.785360]  ? timer_fixup_init+0x70/0x70
[  434.789510]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.794528]  ? zap_class+0x640/0x640
[  434.798250]  ? print_usage_bug+0xc0/0xc0
[  434.802314]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.807512]  ? find_held_lock+0x36/0x1c0
[  434.811579]  ? zap_class+0x640/0x640
[  434.815313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.820853]  ? check_preemption_disabled+0x48/0x280
[  434.825881]  ? __lock_is_held+0xb5/0x140
[  434.829942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.835490]  ? check_preemption_disabled+0x48/0x280
[  434.840517]  run_timer_softirq+0x52/0xb0
[  434.844594]  ? rcu_read_lock_sched_held+0x14f/0x180
[  434.849613]  __do_softirq+0x308/0xb7e
[  434.853420]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  434.857926]  ? lock_downgrade+0x900/0x900
[  434.862104]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  434.867230]  ? pvclock_read_flags+0x160/0x160
[  434.871725]  ? lapic_next_event+0x5a/0x90
[  434.875873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.881440]  ? kvm_clock_read+0x18/0x30
[  434.885449]  ? kvm_sched_clock_read+0x9/0x20
[  434.889874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.895416]  ? check_preemption_disabled+0x48/0x280
[  434.900445]  irq_exit+0x17f/0x1c0
[  434.903916]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.908765]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.914668]  ? interrupt_entry+0xb5/0xc0
[  434.918760]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.923775]  ? trace_hardirqs_off_caller+0xbb/0x310
[  434.928795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.933640]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.938655]  ? trace_hardirqs_on_caller+0x310/0x310
[  434.943670]  ? task_prio+0x50/0x50
[  434.947229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.952774]  ? check_preemption_disabled+0x48/0x280
[  434.957800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.962651]  apic_timer_interrupt+0xf/0x20
[  434.966882]  </IRQ>
[  434.969127] RIP: 0010:dump_stack+0x358/0x39d
[  434.973536] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  434.992448] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  435.000156] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  435.007422] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  435.014687] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  435.021960] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  435.029230] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  435.036533]  ? dump_stack+0x34f/0x39d
[  435.040356]  ? dump_stack_print_info.cold.1+0x20/0x20
[  435.045553]  ? mark_held_locks+0x130/0x130
[  435.049792]  ? mark_held_locks+0x130/0x130
[  435.054034]  dump_header+0x27b/0xf72
[  435.057764]  ? pagefault_out_of_memory+0x197/0x197
[  435.062711]  ? __lock_acquire+0x62f/0x4c20
[  435.066949]  ? percpu_ref_get_many+0x240/0x240
[  435.071545]  ? print_usage_bug+0xc0/0xc0
[  435.075613]  ? zap_class+0x640/0x640
[  435.079334]  ? print_usage_bug+0xc0/0xc0
[  435.083427]  ? print_usage_bug+0xc0/0xc0
[  435.087492]  ? zap_class+0x640/0x640
[  435.091213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.096753]  ? find_held_lock+0x36/0x1c0
[  435.100835]  ? mark_held_locks+0xc7/0x130
[  435.104990]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  435.110093]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  435.115202]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  435.119787]  ? trace_hardirqs_on+0xbd/0x310
[  435.124111]  ? kasan_check_read+0x11/0x20
[  435.128259]  ? ___ratelimit+0x3b4/0x672
[  435.132235]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.137341]  ? trace_hardirqs_on+0x310/0x310
[  435.141756]  ? lock_downgrade+0x900/0x900
[  435.145911]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  435.151040]  ? ___ratelimit+0x3b9/0x672
[  435.155017]  ? idr_get_free+0xf70/0xf70
[  435.159028]  ? find_held_lock+0x36/0x1c0
[  435.163118]  oom_kill_process.cold.27+0x10/0x903
[  435.167879]  ? zap_class+0x640/0x640
[  435.171594]  ? check_preemption_disabled+0x48/0x280
[  435.176623]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.182878]  ? kasan_check_read+0x11/0x20
[  435.187026]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.192303]  ? oom_evaluate_task+0x540/0x540
[  435.196720]  ? find_held_lock+0x36/0x1c0
[  435.200789]  ? out_of_memory+0x974/0x1430
[  435.204937]  ? lock_downgrade+0x900/0x900
[  435.209092]  ? check_preemption_disabled+0x48/0x280
[  435.214114]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.219041]  ? kasan_check_read+0x11/0x20
[  435.223192]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.228979]  ? rcu_softirq_qs+0x20/0x20
[  435.232984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.238535]  ? oom_evaluate_task+0x302/0x540
[  435.242947]  out_of_memory+0xa84/0x1430
[  435.246942]  ? oom_killer_disable+0x3a0/0x3a0
[  435.251468]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  435.256402]  ? __ww_mutex_check_waiters+0x160/0x160
[  435.261428]  __alloc_pages_slowpath+0x2354/0x2e10
[  435.266300]  ? warn_alloc+0x120/0x120
[  435.270107]  ? mark_held_locks+0x130/0x130
[  435.274347]  ? find_get_entry+0xaae/0x1120
[  435.278592]  ? filemap_map_pages+0x1a20/0x1a20
[  435.283178]  ? zap_class+0x640/0x640
[  435.286897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.292450]  ? check_preemption_disabled+0x48/0x280
[  435.297473]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.303013]  ? should_fail+0x22d/0xd01
[  435.306923]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.312047]  ? zap_class+0x640/0x640
[  435.315814]  ? __lock_is_held+0xb5/0x140
[  435.319917]  ? mark_held_locks+0x130/0x130
[  435.324153]  ? lock_release+0xa00/0xa00
[  435.328126]  ? perf_trace_sched_process_exec+0x860/0x860
[  435.333577]  ? xa_load+0x2ba/0x460
[  435.337120]  ? lock_downgrade+0x900/0x900
[  435.341273]  ? __might_sleep+0x95/0x190
[  435.345269]  __alloc_pages_nodemask+0xa80/0xde0
[  435.349961]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  435.354999]  ? __page_cache_alloc+0x191/0x5c0
[  435.359496]  ? xa_load+0x2e1/0x460
[  435.363037]  ? xa_clear_mark+0x40/0x40
[  435.366925]  ? zap_class+0x640/0x640
[  435.370683]  ? zap_class+0x640/0x640
[  435.374394]  ? zap_class+0x640/0x640
[  435.378123]  ? __do_page_cache_readahead+0x663/0x810
[  435.383234]  ? find_held_lock+0x36/0x1c0
[  435.387298]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  435.392846]  alloc_pages_current+0x173/0x350
[  435.397260]  __page_cache_alloc+0x38c/0x5c0
[  435.401577]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.406514]  ? kasan_check_read+0x11/0x20
[  435.410658]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.415942]  ? generic_perform_write+0x6a0/0x6a0
[  435.420734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.426274]  ? check_preemption_disabled+0x48/0x280
[  435.431299]  filemap_fault+0x1595/0x25f0
[  435.435374]  ? __lock_page_or_retry+0xa00/0xa00
[  435.440046]  ? mark_held_locks+0x130/0x130
[  435.444295]  ? filemap_map_pages+0xd6b/0x1a20
[  435.448819]  ? lock_downgrade+0x900/0x900
[  435.452973]  ? check_preemption_disabled+0x48/0x280
[  435.457997]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.462924]  ? kasan_check_read+0x11/0x20
[  435.467075]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.472352]  ? rcu_softirq_qs+0x20/0x20
[  435.476371]  ? filemap_map_pages+0xd92/0x1a20
[  435.480874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.486423]  ? find_get_entries_tag+0x1400/0x1400
[  435.491274]  ? __lock_acquire+0x62f/0x4c20
[  435.495550]  ? lock_acquire+0x1ed/0x520
[  435.499550]  ? ext4_filemap_fault+0x7a/0xad
[  435.503874]  ? lock_release+0xa00/0xa00
[  435.507862]  ? perf_trace_sched_process_exec+0x860/0x860
[  435.513317]  ? print_usage_bug+0xc0/0xc0
[  435.517378]  ? print_usage_bug+0xc0/0xc0
[  435.521450]  ? down_read+0x8d/0x120
[  435.525111]  ? ext4_filemap_fault+0x7a/0xad
[  435.529437]  ? __down_interruptible+0x700/0x700
[  435.534119]  ext4_filemap_fault+0x82/0xad
[  435.538272]  __do_fault+0x100/0x6b0
[  435.541908]  ? pmd_devmap_trans_unstable+0x220/0x220
[  435.547013]  ? mark_held_locks+0x130/0x130
[  435.551253]  ? mark_held_locks+0x130/0x130
[  435.555488]  ? find_held_lock+0x36/0x1c0
[  435.559582]  ? find_held_lock+0x36/0x1c0
[  435.563649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.569194]  __handle_mm_fault+0x3ea0/0x5be0
[  435.573604]  ? poll_select_copy_remaining+0x18c/0x6a0
[  435.578797]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  435.583646]  ? __might_fault+0x12b/0x1e0
[  435.587721]  ? lock_downgrade+0x900/0x900
[  435.591884]  ? zap_class+0x640/0x640
[  435.595592]  ? zap_class+0x640/0x640
[  435.599311]  ? find_held_lock+0x36/0x1c0
[  435.603398]  ? handle_mm_fault+0x42a/0xc70
[  435.607642]  ? lock_downgrade+0x900/0x900
[  435.611793]  ? check_preemption_disabled+0x48/0x280
[  435.616814]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  435.621742]  ? kasan_check_read+0x11/0x20
[  435.625887]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  435.631166]  ? rcu_softirq_qs+0x20/0x20
[  435.635139]  ? trace_hardirqs_off_caller+0x310/0x310
[  435.640261]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.645800]  ? check_preemption_disabled+0x48/0x280
[  435.650839]  handle_mm_fault+0x54f/0xc70
[  435.654903]  ? __handle_mm_fault+0x5be0/0x5be0
[  435.659510]  ? find_vma+0x34/0x190
[  435.663058]  __do_page_fault+0x5e8/0xe60
[  435.667118]  ? trace_hardirqs_off+0xb8/0x310
[  435.671537]  do_page_fault+0xf2/0x7e0
[  435.675338]  ? vmalloc_sync_all+0x30/0x30
[  435.679503]  ? error_entry+0x70/0xd0
[  435.683217]  ? trace_hardirqs_off_caller+0xbb/0x310
[  435.688235]  ? trace_hardirqs_on_caller+0xc0/0x310
[  435.693163]  ? syscall_return_slowpath+0x5e0/0x5e0
[  435.698091]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.702949]  ? trace_hardirqs_on_caller+0x310/0x310
[  435.707995]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.713444]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  435.718471]  ? prepare_exit_to_usermode+0x291/0x3b0
[  435.723492]  ? page_fault+0x8/0x30
[  435.727035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.731879]  ? page_fault+0x8/0x30
[  435.735435]  page_fault+0x1e/0x30
[  435.738905] RIP: 0033:0x7fc801b82dd3
[  435.742632] Code: Bad RIP value.
[  435.745997] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  435.751356] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  435.758620] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  435.765897] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  435.773176] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  435.780457] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  435.787756] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  435.787761] warn_alloc_show_mem: 1 callbacks suppressed
[  435.787768] Mem-Info:
[  435.795039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.800405] active_anon:48903 inactive_anon:193 isolated_anon:0
[  435.800405]  active_file:14 inactive_file:14 isolated_file:0
[  435.800405]  unevictable:0 dirty:0 writeback:0 unstable:0
[  435.800405]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  435.800405]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  435.800405]  free:13784 free_pcp:349 free_cma:0
[  435.802777] Call Trace:
[  435.812163] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  435.845003]  <IRQ>
[  435.847570] 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
[  435.875065]  dump_stack+0x244/0x39d
[  435.877186] lowmem_reserve[]: 0 2818 6321 6321
[  435.903293]  ? dump_stack_print_info.cold.1+0x20/0x20
[  435.906890] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  435.911477]  warn_alloc.cold.116+0xb7/0x1bd
[  435.916632] lowmem_reserve[]: 0 0 3503 3503
[  435.943975]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.948266] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  435.952580]  ? lock_downgrade+0x900/0x900
[  435.957394] lowmem_reserve[]: 0 0 0 0
[  435.986456]  ? trace_hardirqs_off+0xb8/0x310
[  435.990580] 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
[  435.994371]  ? trace_hardirqs_off+0xb8/0x310
[  435.998754] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  436.012275]  __alloc_pages_slowpath+0x26e8/0x2e10
[  436.016657] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  436.032028]  ? warn_alloc+0x120/0x120
[  436.036830] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  436.052075]  ? print_usage_bug+0xc0/0xc0
[  436.055856] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  436.064682]  ? warn_alloc+0x120/0x120
[  436.068720] 272 total pagecache pages
[  436.077287]  ? warn_alloc+0x120/0x120
[  436.081072] 0 pages in swap cache
[  436.084859]  ? print_usage_bug+0xc0/0xc0
[  436.088636] Swap cache stats: add 0, delete 0, find 0/0
[  436.092080]  ? print_usage_bug+0xc0/0xc0
[  436.096117] Free swap  = 0kB
[  436.102016]  ? __lock_acquire+0x62f/0x4c20
[  436.106050] Total swap = 0kB
[  436.109095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.113300] 1965979 pages RAM
[  436.116310]  ? should_fail+0x22d/0xd01
[  436.121823] 0 pages HighMem/MovableOnly
[  436.124922]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.128781] 342853 pages reserved
[  436.132752]  ? __lock_acquire+0x62f/0x4c20
[  436.137829] 0 pages cma reserved
[  436.141278]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.145548] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  436.148844]  ? __lock_acquire+0x62f/0x4c20
[  436.148858]  ? should_fail+0x22d/0xd01
[  436.148872]  ? find_held_lock+0x36/0x1c0
[  436.148894]  ? mark_held_locks+0x130/0x130
[  436.154044] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  436.160470]  ? mark_held_locks+0x130/0x130
[  436.164683] init cpuset=/ mems_allowed=0
[  436.168566]  ? zap_class+0x640/0x640
[  436.198460]  ? zap_class+0x640/0x640
[  436.202180]  ? print_usage_bug+0xc0/0xc0
[  436.206242]  ? do_raw_spin_unlock+0xa7/0x330
[  436.210655]  ? zap_class+0x640/0x640
[  436.214368]  ? print_usage_bug+0xc0/0xc0
[  436.218428]  ? wq_watchdog_touch+0x9c/0xfe
[  436.222666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.228203]  ? check_preemption_disabled+0x48/0x280
[  436.233229]  ? __lock_is_held+0xb5/0x140
[  436.237297]  __alloc_pages_nodemask+0xa80/0xde0
[  436.241979]  ? zap_class+0x640/0x640
[  436.245701]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  436.250729]  ? find_held_lock+0x36/0x1c0
[  436.254803]  ? ____cache_alloc_node+0x1c7/0x1e0
[  436.259475]  ? lock_downgrade+0x900/0x900
[  436.263633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.269176]  cache_grow_begin+0xa5/0x8c0
[  436.273234]  ? do_raw_spin_unlock+0xa7/0x330
[  436.277649]  fallback_alloc+0x204/0x2e0
[  436.281630]  ____cache_alloc_node+0x1c7/0x1e0
[  436.286133]  kmem_cache_alloc_node+0xe3/0x730
[  436.290628]  ? ipv6_get_ifaddr+0x42e/0x620
[  436.294877]  __alloc_skb+0x119/0x770
[  436.298588]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.303899]  ? netdev_alloc_frag+0x1f0/0x1f0
[  436.308325]  ? lock_downgrade+0x900/0x900
[  436.312478]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.318015]  ? refcount_sub_and_test_checked+0x203/0x310
[  436.323470]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  436.329011]  ? addrconf_rs_timer+0x690/0x690
[  436.333430]  ndisc_alloc_skb+0x144/0x340
[  436.337501]  ndisc_send_rs+0x331/0x6e0
[  436.341399]  addrconf_rs_timer+0x314/0x690
[  436.345638]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.349882]  call_timer_fn+0x272/0x920
[  436.353769]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.358002]  ? process_timeout+0x40/0x40
[  436.362073]  ? __run_timers+0x7da/0xc70
[  436.366053]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.370547]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.375042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.379278]  ? lockdep_hardirqs_on+0x296/0x5b0
[  436.383863]  ? trace_hardirqs_on+0xbd/0x310
[  436.388183]  ? kasan_check_read+0x11/0x20
[  436.392333]  ? __run_timers+0x7da/0xc70
[  436.396307]  ? trace_hardirqs_off_caller+0x310/0x310
[  436.401416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.405661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.409897]  __run_timers+0x7e5/0xc70
[  436.413714]  ? timer_fixup_init+0x70/0x70
[  436.417866]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  436.422886]  ? zap_class+0x640/0x640
[  436.426602]  ? enqueue_hrtimer+0x1a5/0x560
[  436.430841]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  436.436037]  ? find_held_lock+0x36/0x1c0
[  436.440105]  ? zap_class+0x640/0x640
[  436.443823]  ? pvclock_read_flags+0x160/0x160
[  436.448325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.453863]  ? check_preemption_disabled+0x48/0x280
[  436.458890]  ? __lock_is_held+0xb5/0x140
[  436.462952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.468508]  ? check_preemption_disabled+0x48/0x280
[  436.473527]  run_timer_softirq+0x52/0xb0
[  436.477590]  ? rcu_read_lock_sched_held+0x14f/0x180
[  436.482608]  __do_softirq+0x308/0xb7e
[  436.486416]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  436.490908]  ? lock_downgrade+0x900/0x900
[  436.495059]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  436.500167]  ? pvclock_read_flags+0x160/0x160
[  436.504663]  ? lapic_next_event+0x5a/0x90
[  436.508814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.514359]  ? kvm_clock_read+0x18/0x30
[  436.518336]  ? kvm_sched_clock_read+0x9/0x20
[  436.522748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.528285]  ? check_preemption_disabled+0x48/0x280
[  436.533314]  irq_exit+0x17f/0x1c0
[  436.536768]  smp_apic_timer_interrupt+0x1cb/0x760
[  436.541613]  ? smp_call_function_single_interrupt+0x159/0x650
[  436.547504]  ? smp_call_function_single_interrupt+0x650/0x650
[  436.553386]  ? interrupt_entry+0xb5/0xc0
[  436.557447]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.562460]  ? trace_hardirqs_off_caller+0xbb/0x310
[  436.567477]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.572319]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.577336]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.582350]  ? task_prio+0x50/0x50
[  436.585889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.591426]  ? check_preemption_disabled+0x48/0x280
[  436.596453]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.601307]  apic_timer_interrupt+0xf/0x20
[  436.605538]  </IRQ>
[  436.607778] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  436.612708] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  436.631611] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  436.639317] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  436.646582] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  436.653863] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  436.661130] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  436.668394] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  436.675705]  skb_clone+0x1bb/0x500
[  436.679250]  ? skb_split+0x11e0/0x11e0
[  436.683137]  ? check_preemption_disabled+0x48/0x280
[  436.688161]  ? __this_cpu_preempt_check+0x1c/0x20
[  436.693006]  ? __bpf_redirect+0x54b/0xb20
[  436.697159]  bpf_clone_redirect+0xb9/0x490
[  436.701406]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  436.706423]  ? __sched_text_start+0x8/0x8
[  436.710572]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.715330]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  436.719915]  ? retint_kernel+0x2d/0x2d
[  436.723809]  ? find_held_lock+0x36/0x1c0
[  436.727883]  ? lock_acquire+0x1ed/0x520
[  436.731859]  ? bpf_test_run+0x3cb/0x780
[  436.735833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.741376]  ? check_preemption_disabled+0x48/0x280
[  436.746397]  ? kasan_check_read+0x11/0x20
[  436.750544]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  436.755819]  ? rcu_softirq_qs+0x20/0x20
[  436.759800]  ? preempt_schedule+0x4d/0x60
[  436.763949]  ? ___preempt_schedule+0x16/0x18
[  436.768384]  ? bpf_test_run+0x25d/0x780
[  436.772369]  ? netlink_diag_dump+0x2a0/0x2a0
[  436.776784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.782319]  ? bpf_test_init.isra.10+0x70/0x100
[  436.787000]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  436.791771]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  436.796612]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  436.802148]  ? fput+0x130/0x1a0
[  436.805429]  ? __bpf_prog_get+0x9b/0x290
[  436.809498]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  436.814343]  ? bpf_prog_test_run+0x130/0x1a0
[  436.818752]  ? __x64_sys_bpf+0x3d8/0x520
[  436.822811]  ? bpf_prog_get+0x20/0x20
[  436.826631]  ? do_syscall_64+0x1b9/0x820
[  436.830691]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  436.836055]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.840996]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.845839]  ? trace_hardirqs_on_caller+0x310/0x310
[  436.850855]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  436.855875]  ? prepare_exit_to_usermode+0x291/0x3b0
[  436.860899]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.865748]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  436.871143] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  436.871217] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  436.877286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.877291] Call Trace:
[  436.877298]  <IRQ>
[  436.877317]  dump_stack+0x244/0x39d
[  436.877336]  ? dump_stack_print_info.cold.1+0x20/0x20
[  436.883862] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  436.893161]  warn_alloc.cold.116+0xb7/0x1bd
[  436.895714] syz-executor3 cpuset=syz3 mems_allowed=0
[  436.897861]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.931333]  ? lock_downgrade+0x900/0x900
[  436.935492]  ? trace_hardirqs_off+0xb8/0x310
[  436.939914]  ? trace_hardirqs_off+0xb8/0x310
[  436.944330]  __alloc_pages_slowpath+0x26e8/0x2e10
[  436.949204]  ? warn_alloc+0x120/0x120
[  436.953008]  ? print_usage_bug+0xc0/0xc0
[  436.957074]  ? warn_alloc+0x120/0x120
[  436.960878]  ? warn_alloc+0x120/0x120
[  436.964685]  ? print_usage_bug+0xc0/0xc0
[  436.968749]  ? print_usage_bug+0xc0/0xc0
[  436.972811]  ? __lock_acquire+0x62f/0x4c20
[  436.977057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.982598]  ? should_fail+0x22d/0xd01
[  436.986495]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.991597]  ? __lock_acquire+0x62f/0x4c20
[  436.995854]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.000967]  ? __lock_acquire+0x62f/0x4c20
[  437.005201]  ? should_fail+0x22d/0xd01
[  437.009091]  ? find_held_lock+0x36/0x1c0
[  437.013162]  ? mark_held_locks+0x130/0x130
[  437.017405]  ? mark_held_locks+0x130/0x130
[  437.021637]  ? zap_class+0x640/0x640
[  437.025355]  ? zap_class+0x640/0x640
[  437.029072]  ? print_usage_bug+0xc0/0xc0
[  437.033136]  ? do_raw_spin_unlock+0xa7/0x330
[  437.037545]  ? zap_class+0x640/0x640
[  437.041258]  ? print_usage_bug+0xc0/0xc0
[  437.045318]  ? wq_watchdog_touch+0x9c/0xfe
[  437.049558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.055095]  ? check_preemption_disabled+0x48/0x280
[  437.060124]  ? __lock_is_held+0xb5/0x140
[  437.064189]  __alloc_pages_nodemask+0xa80/0xde0
[  437.068875]  ? zap_class+0x640/0x640
[  437.072592]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  437.077622]  ? find_held_lock+0x36/0x1c0
[  437.081696]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.086365]  ? lock_downgrade+0x900/0x900
[  437.090521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.096066]  cache_grow_begin+0xa5/0x8c0
[  437.100127]  ? do_raw_spin_unlock+0xa7/0x330
[  437.104542]  fallback_alloc+0x204/0x2e0
[  437.108526]  ____cache_alloc_node+0x1c7/0x1e0
[  437.113032]  kmem_cache_alloc_node+0xe3/0x730
[  437.117526]  ? ipv6_get_ifaddr+0x42e/0x620
[  437.121770]  __alloc_skb+0x119/0x770
[  437.125486]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.130766]  ? netdev_alloc_frag+0x1f0/0x1f0
[  437.135174]  ? lock_downgrade+0x900/0x900
[  437.139331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.144869]  ? refcount_sub_and_test_checked+0x203/0x310
[  437.150327]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  437.155777]  ? addrconf_rs_timer+0x690/0x690
[  437.160201]  ndisc_alloc_skb+0x144/0x340
[  437.164267]  ndisc_send_rs+0x331/0x6e0
[  437.168162]  addrconf_rs_timer+0x314/0x690
[  437.172404]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.176649]  call_timer_fn+0x272/0x920
[  437.180536]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.184770]  ? process_timeout+0x40/0x40
[  437.188842]  ? mark_held_locks+0xc7/0x130
[  437.193042]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.197542]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.202040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.206278]  ? lockdep_hardirqs_on+0x296/0x5b0
[  437.210865]  ? trace_hardirqs_on+0xbd/0x310
[  437.215192]  ? kasan_check_read+0x11/0x20
[  437.219341]  ? __run_timers+0x7da/0xc70
[  437.223315]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.228893]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.233134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.237370]  __run_timers+0x7e5/0xc70
[  437.241183]  ? timer_fixup_init+0x70/0x70
[  437.245339]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.250357]  ? zap_class+0x640/0x640
[  437.254074]  ? print_usage_bug+0xc0/0xc0
[  437.258141]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  437.263341]  ? find_held_lock+0x36/0x1c0
[  437.267409]  ? zap_class+0x640/0x640
[  437.271128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.276665]  ? check_preemption_disabled+0x48/0x280
[  437.281692]  ? __lock_is_held+0xb5/0x140
[  437.285753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.291306]  ? check_preemption_disabled+0x48/0x280
[  437.296330]  run_timer_softirq+0x52/0xb0
[  437.300389]  ? rcu_read_lock_sched_held+0x14f/0x180
[  437.305418]  __do_softirq+0x308/0xb7e
[  437.309223]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  437.313721]  ? lock_downgrade+0x900/0x900
[  437.317870]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  437.322992]  ? pvclock_read_flags+0x160/0x160
[  437.327499]  ? lapic_next_event+0x5a/0x90
[  437.331649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.337190]  ? kvm_clock_read+0x18/0x30
[  437.341164]  ? kvm_sched_clock_read+0x9/0x20
[  437.345573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.351123]  ? check_preemption_disabled+0x48/0x280
[  437.356150]  irq_exit+0x17f/0x1c0
[  437.359605]  smp_apic_timer_interrupt+0x1cb/0x760
[  437.364450]  ? smp_call_function_single_interrupt+0x650/0x650
[  437.370335]  ? interrupt_entry+0xb5/0xc0
[  437.374402]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.379421]  ? trace_hardirqs_off_caller+0xbb/0x310
[  437.384438]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.389284]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.394301]  ? trace_hardirqs_on_caller+0x310/0x310
[  437.399315]  ? task_prio+0x50/0x50
[  437.402861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.408402]  ? check_preemption_disabled+0x48/0x280
[  437.413423]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.418294]  apic_timer_interrupt+0xf/0x20
[  437.422525]  </IRQ>
[  437.424765] RIP: 0010:dump_stack+0x358/0x39d
[  437.429175] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  437.448072] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  437.455778] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  437.463047] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  437.470312] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  437.477581] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  437.484848] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  437.492138]  ? dump_stack+0x34f/0x39d
[  437.495962]  ? dump_stack_print_info.cold.1+0x20/0x20
[  437.501160]  ? mark_held_locks+0x130/0x130
[  437.505399]  ? mark_held_locks+0x130/0x130
[  437.509638]  dump_header+0x27b/0xf72
[  437.513363]  ? pagefault_out_of_memory+0x197/0x197
[  437.518304]  ? __lock_acquire+0x62f/0x4c20
[  437.522543]  ? percpu_ref_get_many+0x240/0x240
[  437.527132]  ? print_usage_bug+0xc0/0xc0
[  437.531200]  ? zap_class+0x640/0x640
[  437.534918]  ? print_usage_bug+0xc0/0xc0
[  437.538985]  ? print_usage_bug+0xc0/0xc0
[  437.543053]  ? zap_class+0x640/0x640
[  437.546773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.552318]  ? find_held_lock+0x36/0x1c0
[  437.556390]  ? mark_held_locks+0xc7/0x130
[  437.560540]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  437.565642]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  437.570750]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  437.575337]  ? trace_hardirqs_on+0xbd/0x310
[  437.579660]  ? kasan_check_read+0x11/0x20
[  437.583806]  ? ___ratelimit+0x3b4/0x672
[  437.587782]  ? trace_hardirqs_off_caller+0x310/0x310
[  437.592891]  ? trace_hardirqs_on+0x310/0x310
[  437.597303]  ? lock_downgrade+0x900/0x900
[  437.601461]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  437.606573]  ? ___ratelimit+0x3b9/0x672
[  437.610548]  ? idr_get_free+0xf70/0xf70
[  437.614525]  ? find_held_lock+0x36/0x1c0
[  437.618598]  oom_kill_process.cold.27+0x10/0x903
[  437.623353]  ? zap_class+0x640/0x640
[  437.627069]  ? check_preemption_disabled+0x48/0x280
[  437.632092]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  437.637024]  ? kasan_check_read+0x11/0x20
[  437.641170]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.646448]  ? oom_evaluate_task+0x540/0x540
[  437.650867]  ? find_held_lock+0x36/0x1c0
[  437.654938]  ? out_of_memory+0x974/0x1430
[  437.659100]  ? lock_downgrade+0x900/0x900
[  437.663253]  ? check_preemption_disabled+0x48/0x280
[  437.668272]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  437.673202]  ? kasan_check_read+0x11/0x20
[  437.677349]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.682628]  ? rcu_softirq_qs+0x20/0x20
[  437.686613]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.692152]  ? oom_evaluate_task+0x302/0x540
[  437.696568]  out_of_memory+0xa84/0x1430
[  437.700555]  ? oom_killer_disable+0x3a0/0x3a0
[  437.705051]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  437.709990]  ? __ww_mutex_check_waiters+0x160/0x160
[  437.715020]  __alloc_pages_slowpath+0x2354/0x2e10
[  437.719891]  ? warn_alloc+0x120/0x120
[  437.723696]  ? mark_held_locks+0x130/0x130
[  437.727937]  ? find_get_entry+0xaae/0x1120
[  437.732189]  ? filemap_map_pages+0x1a20/0x1a20
[  437.736775]  ? zap_class+0x640/0x640
[  437.740498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.746042]  ? check_preemption_disabled+0x48/0x280
[  437.751062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.756602]  ? should_fail+0x22d/0xd01
[  437.760501]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.765606]  ? zap_class+0x640/0x640
[  437.769345]  ? __lock_is_held+0xb5/0x140
[  437.773413]  ? mark_held_locks+0x130/0x130
[  437.777649]  ? lock_release+0xa00/0xa00
[  437.781625]  ? perf_trace_sched_process_exec+0x860/0x860
[  437.787075]  ? xa_load+0x2ba/0x460
[  437.790616]  ? lock_downgrade+0x900/0x900
[  437.794768]  ? __might_sleep+0x95/0x190
[  437.798750]  __alloc_pages_nodemask+0xa80/0xde0
[  437.803427]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  437.808445]  ? __page_cache_alloc+0x191/0x5c0
[  437.812946]  ? xa_load+0x2e1/0x460
[  437.816504]  ? xa_clear_mark+0x40/0x40
[  437.820393]  ? zap_class+0x640/0x640
[  437.824119]  ? zap_class+0x640/0x640
[  437.827832]  ? zap_class+0x640/0x640
[  437.831549]  ? __do_page_cache_readahead+0x663/0x810
[  437.836662]  ? find_held_lock+0x36/0x1c0
[  437.840731]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  437.846274]  alloc_pages_current+0x173/0x350
[  437.850691]  __page_cache_alloc+0x38c/0x5c0
[  437.855015]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  437.859943]  ? kasan_check_read+0x11/0x20
[  437.864099]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.869378]  ? generic_perform_write+0x6a0/0x6a0
[  437.874136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.879680]  ? check_preemption_disabled+0x48/0x280
[  437.884710]  filemap_fault+0x1595/0x25f0
[  437.888785]  ? __lock_page_or_retry+0xa00/0xa00
[  437.893460]  ? mark_held_locks+0x130/0x130
[  437.897711]  ? filemap_map_pages+0xd6b/0x1a20
[  437.902210]  ? lock_downgrade+0x900/0x900
[  437.906358]  ? check_preemption_disabled+0x48/0x280
[  437.911377]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  437.916311]  ? kasan_check_read+0x11/0x20
[  437.920458]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  437.925742]  ? rcu_softirq_qs+0x20/0x20
[  437.929729]  ? filemap_map_pages+0xd92/0x1a20
[  437.934230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.939779]  ? find_get_entries_tag+0x1400/0x1400
[  437.944630]  ? __lock_acquire+0x62f/0x4c20
[  437.948877]  ? lock_acquire+0x1ed/0x520
[  437.952850]  ? ext4_filemap_fault+0x7a/0xad
[  437.957177]  ? lock_release+0xa00/0xa00
[  437.961153]  ? perf_trace_sched_process_exec+0x860/0x860
[  437.966604]  ? print_usage_bug+0xc0/0xc0
[  437.970670]  ? print_usage_bug+0xc0/0xc0
[  437.974746]  ? down_read+0x8d/0x120
[  437.978373]  ? ext4_filemap_fault+0x7a/0xad
[  437.982695]  ? __down_interruptible+0x700/0x700
[  437.987372]  ext4_filemap_fault+0x82/0xad
[  437.991525]  __do_fault+0x100/0x6b0
[  437.995158]  ? pmd_devmap_trans_unstable+0x220/0x220
[  438.000265]  ? mark_held_locks+0x130/0x130
[  438.004500]  ? mark_held_locks+0x130/0x130
[  438.008734]  ? find_held_lock+0x36/0x1c0
[  438.012800]  ? find_held_lock+0x36/0x1c0
[  438.016863]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.022405]  __handle_mm_fault+0x3ea0/0x5be0
[  438.026815]  ? poll_select_copy_remaining+0x18c/0x6a0
[  438.032013]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  438.036880]  ? __might_fault+0x12b/0x1e0
[  438.040945]  ? lock_downgrade+0x900/0x900
[  438.045116]  ? zap_class+0x640/0x640
[  438.048832]  ? zap_class+0x640/0x640
[  438.052555]  ? find_held_lock+0x36/0x1c0
[  438.056630]  ? handle_mm_fault+0x42a/0xc70
[  438.060869]  ? lock_downgrade+0x900/0x900
[  438.065017]  ? check_preemption_disabled+0x48/0x280
[  438.070044]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  438.074983]  ? kasan_check_read+0x11/0x20
[  438.079133]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.084408]  ? rcu_softirq_qs+0x20/0x20
[  438.088381]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.093494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.099170]  ? check_preemption_disabled+0x48/0x280
[  438.104196]  handle_mm_fault+0x54f/0xc70
[  438.108261]  ? __handle_mm_fault+0x5be0/0x5be0
[  438.112850]  ? find_vma+0x34/0x190
[  438.116416]  __do_page_fault+0x5e8/0xe60
[  438.120484]  ? trace_hardirqs_off+0xb8/0x310
[  438.124902]  do_page_fault+0xf2/0x7e0
[  438.128709]  ? vmalloc_sync_all+0x30/0x30
[  438.132854]  ? error_entry+0x70/0xd0
[  438.136566]  ? trace_hardirqs_off_caller+0xbb/0x310
[  438.141584]  ? trace_hardirqs_on_caller+0xc0/0x310
[  438.146512]  ? syscall_return_slowpath+0x5e0/0x5e0
[  438.151441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.156286]  ? trace_hardirqs_on_caller+0x310/0x310
[  438.161305]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.166759]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  438.171776]  ? prepare_exit_to_usermode+0x291/0x3b0
[  438.176791]  ? page_fault+0x8/0x30
[  438.180336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  438.185180]  ? page_fault+0x8/0x30
[  438.188720]  page_fault+0x1e/0x30
[  438.192173] RIP: 0033:0x7fc801b82dd3
[  438.195900] Code: Bad RIP value.
[  438.199263] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  438.204622] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  438.211891] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  438.219158] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  438.226425] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  438.233691] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  438.240993] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  438.240999] warn_alloc_show_mem: 1 callbacks suppressed
[  438.241006] Mem-Info:
[  438.248282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.253659] active_anon:48903 inactive_anon:193 isolated_anon:0
[  438.253659]  active_file:14 inactive_file:14 isolated_file:0
[  438.253659]  unevictable:0 dirty:0 writeback:0 unstable:0
[  438.253659]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  438.253659]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  438.253659]  free:13784 free_pcp:349 free_cma:0
[  438.256027] Call Trace:
[  438.265414] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  438.298256]  <IRQ>
[  438.300857] 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
[  438.328351]  dump_stack+0x244/0x39d
[  438.330470] lowmem_reserve[]: 0 2818 6321 6321
[  438.356569]  ? dump_stack_print_info.cold.1+0x20/0x20
[  438.360171] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  438.364753]  warn_alloc.cold.116+0xb7/0x1bd
[  438.369909] lowmem_reserve[]: 0 0 3503 3503
[  438.397227]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.401525] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  438.405846]  ? lock_downgrade+0x900/0x900
[  438.410661] lowmem_reserve[]: 0 0 0 0
[  438.439726]  ? trace_hardirqs_off+0xb8/0x310
[  438.443841] 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
[  438.447637]  ? trace_hardirqs_off+0xb8/0x310
[  438.452018] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  438.465555]  __alloc_pages_slowpath+0x26e8/0x2e10
[  438.469930] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  438.485298]  ? warn_alloc+0x120/0x120
[  438.490102] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  438.505349]  ? print_usage_bug+0xc0/0xc0
[  438.509128] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  438.517948]  ? warn_alloc+0x120/0x120
[  438.521997] 272 total pagecache pages
[  438.530565]  ? warn_alloc+0x120/0x120
[  438.534344] 0 pages in swap cache
[  438.538131]  ? print_usage_bug+0xc0/0xc0
[  438.541910] Swap cache stats: add 0, delete 0, find 0/0
[  438.545357]  ? print_usage_bug+0xc0/0xc0
[  438.549396] Free swap  = 0kB
[  438.554749]  ? __lock_acquire+0x62f/0x4c20
[  438.558784] Total swap = 0kB
[  438.561799]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.566006] 1965979 pages RAM
[  438.569017]  ? should_fail+0x22d/0xd01
[  438.574554] 0 pages HighMem/MovableOnly
[  438.577654]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.581517] 342853 pages reserved
[  438.585486]  ? __lock_acquire+0x62f/0x4c20
[  438.590573] 0 pages cma reserved
[  438.594015]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.598282] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  438.601576]  ? __lock_acquire+0x62f/0x4c20
[  438.601592]  ? should_fail+0x22d/0xd01
[  438.606804] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  438.613190]  ? find_held_lock+0x36/0x1c0
[  438.617399] init cpuset=/ mems_allowed=0
[  438.621285]  ? mark_held_locks+0x130/0x130
[  438.643287]  ? mark_held_locks+0x130/0x130
[  438.647518]  ? zap_class+0x640/0x640
[  438.651233]  ? zap_class+0x640/0x640
[  438.654953]  ? print_usage_bug+0xc0/0xc0
[  438.659028]  ? do_raw_spin_unlock+0xa7/0x330
[  438.663435]  ? zap_class+0x640/0x640
[  438.667146]  ? print_usage_bug+0xc0/0xc0
[  438.671204]  ? wq_watchdog_touch+0x9c/0xfe
[  438.675446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.680992]  ? check_preemption_disabled+0x48/0x280
[  438.686024]  ? __lock_is_held+0xb5/0x140
[  438.690117]  __alloc_pages_nodemask+0xa80/0xde0
[  438.694785]  ? zap_class+0x640/0x640
[  438.698513]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  438.703542]  ? find_held_lock+0x36/0x1c0
[  438.707614]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.712283]  ? lock_downgrade+0x900/0x900
[  438.716452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.722005]  cache_grow_begin+0xa5/0x8c0
[  438.726064]  ? do_raw_spin_unlock+0xa7/0x330
[  438.730478]  fallback_alloc+0x204/0x2e0
[  438.734460]  ____cache_alloc_node+0x1c7/0x1e0
[  438.738986]  kmem_cache_alloc_node+0xe3/0x730
[  438.743479]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.747725]  __alloc_skb+0x119/0x770
[  438.751440]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  438.756727]  ? netdev_alloc_frag+0x1f0/0x1f0
[  438.761150]  ? lock_downgrade+0x900/0x900
[  438.765308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.770858]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.776311]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.781760]  ? addrconf_rs_timer+0x690/0x690
[  438.786184]  ndisc_alloc_skb+0x144/0x340
[  438.790250]  ndisc_send_rs+0x331/0x6e0
[  438.794142]  addrconf_rs_timer+0x314/0x690
[  438.798381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.802627]  call_timer_fn+0x272/0x920
[  438.806511]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.810740]  ? process_timeout+0x40/0x40
[  438.814802]  ? __run_timers+0x7da/0xc70
[  438.818789]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.823280]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.827772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.832006]  ? lockdep_hardirqs_on+0x296/0x5b0
[  438.836609]  ? trace_hardirqs_on+0xbd/0x310
[  438.840928]  ? kasan_check_read+0x11/0x20
[  438.845093]  ? __run_timers+0x7da/0xc70
[  438.849067]  ? trace_hardirqs_off_caller+0x310/0x310
[  438.854180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.858438]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.862666]  __run_timers+0x7e5/0xc70
[  438.866474]  ? timer_fixup_init+0x70/0x70
[  438.870629]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  438.875646]  ? zap_class+0x640/0x640
[  438.879361]  ? enqueue_hrtimer+0x1a5/0x560
[  438.883627]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  438.888825]  ? find_held_lock+0x36/0x1c0
[  438.892890]  ? zap_class+0x640/0x640
[  438.896621]  ? pvclock_read_flags+0x160/0x160
[  438.901119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.906657]  ? check_preemption_disabled+0x48/0x280
[  438.911684]  ? __lock_is_held+0xb5/0x140
[  438.915746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.921289]  ? check_preemption_disabled+0x48/0x280
[  438.926312]  run_timer_softirq+0x52/0xb0
[  438.930373]  ? rcu_read_lock_sched_held+0x14f/0x180
[  438.935392]  __do_softirq+0x308/0xb7e
[  438.939196]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  438.943688]  ? lock_downgrade+0x900/0x900
[  438.947845]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  438.952973]  ? pvclock_read_flags+0x160/0x160
[  438.957484]  ? lapic_next_event+0x5a/0x90
[  438.961653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.967223]  ? kvm_clock_read+0x18/0x30
[  438.971211]  ? kvm_sched_clock_read+0x9/0x20
[  438.975636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.981204]  ? check_preemption_disabled+0x48/0x280
[  438.986227]  irq_exit+0x17f/0x1c0
[  438.989722]  smp_apic_timer_interrupt+0x1cb/0x760
[  438.994575]  ? smp_call_function_single_interrupt+0x159/0x650
[  439.000457]  ? smp_call_function_single_interrupt+0x650/0x650
[  439.006343]  ? interrupt_entry+0xb5/0xc0
[  439.010496]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.015511]  ? trace_hardirqs_off_caller+0xbb/0x310
[  439.020547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.025404]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.030431]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.035452]  ? task_prio+0x50/0x50
[  439.039003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.044540]  ? check_preemption_disabled+0x48/0x280
[  439.049564]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.054420]  apic_timer_interrupt+0xf/0x20
[  439.058663]  </IRQ>
[  439.060905] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  439.065864] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  439.084759] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  439.092480] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  439.099746] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  439.107013] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  439.114277] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  439.121546] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  439.128852]  skb_clone+0x1bb/0x500
[  439.132397]  ? skb_split+0x11e0/0x11e0
[  439.136285]  ? check_preemption_disabled+0x48/0x280
[  439.141306]  ? __this_cpu_preempt_check+0x1c/0x20
[  439.146145]  ? __bpf_redirect+0x54b/0xb20
[  439.150300]  bpf_clone_redirect+0xb9/0x490
[  439.154541]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  439.159559]  ? __sched_text_start+0x8/0x8
[  439.163711]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  439.168472]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  439.173054]  ? retint_kernel+0x2d/0x2d
[  439.176950]  ? find_held_lock+0x36/0x1c0
[  439.181039]  ? lock_acquire+0x1ed/0x520
[  439.185014]  ? bpf_test_run+0x3cb/0x780
[  439.188998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.194539]  ? check_preemption_disabled+0x48/0x280
[  439.199561]  ? kasan_check_read+0x11/0x20
[  439.203721]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.209000]  ? rcu_softirq_qs+0x20/0x20
[  439.213003]  ? preempt_schedule+0x4d/0x60
[  439.217155]  ? ___preempt_schedule+0x16/0x18
[  439.221573]  ? bpf_test_run+0x25d/0x780
[  439.225556]  ? netlink_diag_dump+0x2a0/0x2a0
[  439.230108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.235647]  ? bpf_test_init.isra.10+0x70/0x100
[  439.240321]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  439.245094]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  439.249935]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  439.255488]  ? fput+0x130/0x1a0
[  439.258774]  ? __bpf_prog_get+0x9b/0x290
[  439.262836]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  439.267681]  ? bpf_prog_test_run+0x130/0x1a0
[  439.272095]  ? __x64_sys_bpf+0x3d8/0x520
[  439.276159]  ? bpf_prog_get+0x20/0x20
[  439.279990]  ? do_syscall_64+0x1b9/0x820
[  439.284052]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  439.289431]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.294359]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.299203]  ? trace_hardirqs_on_caller+0x310/0x310
[  439.304220]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.309242]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.314263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.319123]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  439.324506] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  439.324539] rcu: INFO: rcu_preempt self-detected stall on CPU
[  439.330654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.330663] Call Trace:
[  439.336782] rcu: 	0-...!: (142 ticks this GP) idle=b36/1/0x4000000000000004 softirq=27579/27660 fqs=4 
[  439.345869]  <IRQ>
[  439.345889]  dump_stack+0x244/0x39d
[  439.345907]  ? dump_stack_print_info.cold.1+0x20/0x20
[  439.345935]  warn_alloc.cold.116+0xb7/0x1bd
[  439.345951]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.345982]  ? lock_downgrade+0x900/0x900
[  439.346006]  ? trace_hardirqs_off+0xb8/0x310
[  439.346025]  ? trace_hardirqs_off+0xb8/0x310
[  439.346047]  __alloc_pages_slowpath+0x26e8/0x2e10
[  439.346089]  ? warn_alloc+0x120/0x120
[  439.348931] rcu: 	 (t=10646 jiffies g=37021 q=29)
[  439.358380]  ? print_usage_bug+0xc0/0xc0
[  439.360517] rcu: rcu_preempt kthread starved for 9876 jiffies! g37021 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  439.364126]  ? warn_alloc+0x120/0x120
[  439.369295] rcu: RCU grace-period kthread stack dump:
[  439.373636]  ? warn_alloc+0x120/0x120
[  439.378452] rcu_preempt     R  running task    23208    10      2 0x80000000
[  439.382602]  ? print_usage_bug+0xc0/0xc0
[  439.386989] Call Trace:
[  439.391392]  ? kvm_clock_read+0x18/0x30
[  439.396222]  __schedule+0x8cf/0x21d0
[  439.400011]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  439.404840]  ? __sched_text_start+0x8/0x8
[  439.408880]  ? print_usage_bug+0xc0/0xc0
[  439.419265]  ? add_timer_on+0xa20/0xa20
[  439.423043]  ? __lock_acquire+0x62f/0x4c20
[  439.428218]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.432002]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.439168]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.443219]  ? should_fail+0x22d/0xd01
[  439.445786]  ? trace_hardirqs_on+0xbd/0x310
[  439.449748]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.453460]  ? kasan_check_read+0x11/0x20
[  439.458463]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.462594]  ? prepare_to_swait_event+0x25a/0x800
[  439.466638]  ? __lock_acquire+0x62f/0x4c20
[  439.470600]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.474815]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.479902]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.485419]  ? __lock_acquire+0x62f/0x4c20
[  439.485436]  ? should_fail+0x22d/0xd01
[  439.490524]  schedule+0xfe/0x460
[  439.494389]  ? rcu_irq_exit+0x1a2/0x390
[  439.498708]  ? __schedule+0x21d0/0x21d0
[  439.503983]  ? mark_held_locks+0x130/0x130
[  439.508121]  ? prepare_to_swait_event+0x25a/0x800
[  439.513210]  ? mark_held_locks+0x130/0x130
[  439.518038]  ? __init_swait_queue_head+0x150/0x150
[  439.522251]  ? mark_held_locks+0xc7/0x130
[  439.527339]  ? __lockdep_init_map+0x105/0x590
[  439.532428]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  439.537509]  ? lockdep_init_map+0x9/0x10
[  439.541729]  ? zap_class+0x640/0x640
[  439.545602]  schedule_timeout+0x140/0x260
[  439.548948]  ? print_usage_bug+0xc0/0xc0
[  439.552917]  ? usleep_range+0x1a0/0x1a0
[  439.556876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.561090]  ? __next_timer_interrupt+0x1a0/0x1a0
[  439.565921]  ? check_preemption_disabled+0x48/0x280
[  439.570148]  rcu_gp_fqs_loop+0x762/0xa80
[  439.575053]  ? __lock_is_held+0xb5/0x140
[  439.579184]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  439.583661]  __alloc_pages_nodemask+0xa80/0xde0
[  439.588658]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.592697]  ? zap_class+0x640/0x640
[  439.596396]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.600540]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  439.604583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.608549]  ? find_held_lock+0x36/0x1c0
[  439.614071]  ? rcu_gp_init+0x90b/0x1260
[  439.618898]  ? ____cache_alloc_node+0x1c7/0x1e0
[  439.623895]  ? __switch_to_asm+0x40/0x70
[  439.627939]  ? lock_downgrade+0x900/0x900
[  439.631997]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  439.636740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.641386]  ? __switch_to_asm+0x40/0x70
[  439.646483]  cache_grow_begin+0xa5/0x8c0
[  439.650174]  ? find_held_lock+0x36/0x1c0
[  439.655604]  ? do_raw_spin_unlock+0xa7/0x330
[  439.660790]  ? zap_class+0x640/0x640
[  439.666313]  fallback_alloc+0x204/0x2e0
[  439.670359]  ? prepare_to_swait_event+0x25a/0x800
[  439.674312]  ____cache_alloc_node+0x1c7/0x1e0
[  439.678973]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.683022]  kmem_cache_alloc_node+0xe3/0x730
[  439.687151]  ? find_held_lock+0x36/0x1c0
[  439.691890]  ? ipv6_get_ifaddr+0x42e/0x620
[  439.697432]  ? finish_swait+0x25d/0x430
[  439.701513]  __alloc_skb+0x119/0x770
[  439.705544]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.709587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  439.713996]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.717698]  ? netdev_alloc_frag+0x1f0/0x1f0
[  439.721659]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  439.726489]  ? lock_downgrade+0x900/0x900
[  439.730982]  ? trace_hardirqs_on+0xbd/0x310
[  439.736069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.740544]  ? kasan_check_read+0x11/0x20
[  439.744591]  ? refcount_sub_and_test_checked+0x203/0x310
[  439.748809]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.752764]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  439.756461]  ? __init_swait_queue_head+0x150/0x150
[  439.761548]  ? addrconf_rs_timer+0x690/0x690
[  439.766815]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  439.771907]  ndisc_alloc_skb+0x144/0x340
[  439.776294]  ? finish_swait+0x25d/0x430
[  439.780859]  ndisc_send_rs+0x331/0x6e0
[  439.784998]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  439.789307]  addrconf_rs_timer+0x314/0x690
[  439.794827]  ? swake_up_locked+0x360/0x360
[  439.798967]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.804408]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.809504]  call_timer_fn+0x272/0x920
[  439.814935]  ? perf_trace_sched_process_exec+0x860/0x860
[  439.819845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.824242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.829323]  ? process_timeout+0x40/0x40
[  439.833378]  rcu_gp_kthread+0x341/0xc70
[  439.837333]  ? mark_held_locks+0xc7/0x130
[  439.841202]  ? rcu_gp_init+0x1260/0x1260
[  439.845769]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.850000]  ? mark_held_locks+0x130/0x130
[  439.854215]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.858438]  ? __schedule+0x168a/0x21d0
[  439.863522]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.867388]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.872824]  ? lockdep_hardirqs_on+0x296/0x5b0
[  439.877041]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  439.882560]  ? trace_hardirqs_on+0xbd/0x310
[  439.886603]  ? trace_hardirqs_on+0xbd/0x310
[  439.890564]  ? kasan_check_read+0x11/0x20
[  439.894689]  ? kasan_check_read+0x11/0x20
[  439.898734]  ? __run_timers+0x7da/0xc70
[  439.903219]  ? __schedule+0x168a/0x21d0
[  439.907441]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.911921]  ? trace_hardirqs_off_caller+0x310/0x310
[  439.915878]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.920096]  ? lock_pin_lock+0x350/0x350
[  439.924580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.929150]  ? _raw_spin_unlock_irq+0x60/0x80
[  439.933709]  __run_timers+0x7e5/0xc70
[  439.938015]  ? __schedule+0x168a/0x21d0
[  439.942326]  ? timer_fixup_init+0x70/0x70
[  439.946447]  ? __switch_to_asm+0x40/0x70
[  439.950582]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.954536]  ? __switch_to_asm+0x40/0x70
[  439.958497]  ? zap_class+0x640/0x640
[  439.963583]  ? show_schedstat+0x721/0xf30
[  439.968669]  ? print_usage_bug+0xc0/0xc0
[  439.972893]  ? __sched_text_start+0x8/0x8
[  439.976932]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.981156]  ? find_held_lock+0x36/0x1c0
[  439.985636]  ? find_held_lock+0x36/0x1c0
[  439.989424]  ? __kthread_parkme+0xce/0x1a0
[  439.993377]  ? zap_class+0x640/0x640
[  439.997536]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.001613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.006608]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.010657]  ? check_preemption_disabled+0x48/0x280
[  440.014354]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  440.018492]  ? __lock_is_held+0xb5/0x140
[  440.022527]  ? trace_hardirqs_on+0xbd/0x310
[  440.026656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.031829]  ? kasan_check_read+0x11/0x20
[  440.035871]  ? check_preemption_disabled+0x48/0x280
[  440.039924]  ? __kthread_parkme+0xce/0x1a0
[  440.044144]  run_timer_softirq+0x52/0xb0
[  440.047841]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.052932]  ? rcu_read_lock_sched_held+0x14f/0x180
[  440.058457]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.063535]  __do_softirq+0x308/0xb7e
[  440.068537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.073099]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  440.077153]  ? __kthread_parkme+0xfb/0x1a0
[  440.081455]  ? lock_downgrade+0x900/0x900
[  440.087001]  ? rcu_gp_init+0x1260/0x1260
[  440.091130]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  440.096129]  kthread+0x35a/0x440
[  440.100565]  ? pvclock_read_flags+0x160/0x160
[  440.104610]  ? kthread_stop+0x900/0x900
[  440.109697]  ? lapic_next_event+0x5a/0x90
[  440.114694]  ret_from_fork+0x3a/0x50
[  440.119781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.123574] NMI backtrace for cpu 0
[  440.129082]  ? kvm_clock_read+0x18/0x30
[  440.183747]  ? kvm_sched_clock_read+0x9/0x20
[  440.188159]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.193703]  ? check_preemption_disabled+0x48/0x280
[  440.198727]  irq_exit+0x17f/0x1c0
[  440.202186]  smp_apic_timer_interrupt+0x1cb/0x760
[  440.207030]  ? smp_call_function_single_interrupt+0x650/0x650
[  440.212917]  ? interrupt_entry+0xb5/0xc0
[  440.216986]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.222004]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.227025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.231868]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.236881]  ? trace_hardirqs_on_caller+0x310/0x310
[  440.241897]  ? task_prio+0x50/0x50
[  440.245439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.250986]  ? check_preemption_disabled+0x48/0x280
[  440.256015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.260871]  apic_timer_interrupt+0xf/0x20
[  440.265097]  </IRQ>
[  440.267342] RIP: 0010:dump_stack+0x358/0x39d
[  440.271752] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  440.290651] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  440.298358] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  440.305625] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  440.312890] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  440.320161] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  440.327429] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  440.334720]  ? dump_stack+0x34f/0x39d
[  440.338535]  ? dump_stack_print_info.cold.1+0x20/0x20
[  440.343733]  ? mark_held_locks+0x130/0x130
[  440.347979]  ? mark_held_locks+0x130/0x130
[  440.352219]  dump_header+0x27b/0xf72
[  440.355947]  ? pagefault_out_of_memory+0x197/0x197
[  440.360896]  ? __lock_acquire+0x62f/0x4c20
[  440.365138]  ? percpu_ref_get_many+0x240/0x240
[  440.369724]  ? print_usage_bug+0xc0/0xc0
[  440.373789]  ? zap_class+0x640/0x640
[  440.377504]  ? print_usage_bug+0xc0/0xc0
[  440.381566]  ? print_usage_bug+0xc0/0xc0
[  440.385629]  ? zap_class+0x640/0x640
[  440.389347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.394889]  ? find_held_lock+0x36/0x1c0
[  440.398969]  ? mark_held_locks+0xc7/0x130
[  440.403121]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.408222]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.413328]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  440.417917]  ? trace_hardirqs_on+0xbd/0x310
[  440.422239]  ? kasan_check_read+0x11/0x20
[  440.426386]  ? ___ratelimit+0x3b4/0x672
[  440.430363]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.435476]  ? trace_hardirqs_on+0x310/0x310
[  440.439888]  ? lock_downgrade+0x900/0x900
[  440.444045]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.449150]  ? ___ratelimit+0x3b9/0x672
[  440.453124]  ? idr_get_free+0xf70/0xf70
[  440.457100]  ? find_held_lock+0x36/0x1c0
[  440.461171]  oom_kill_process.cold.27+0x10/0x903
[  440.465928]  ? zap_class+0x640/0x640
[  440.469650]  ? check_preemption_disabled+0x48/0x280
[  440.474672]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.479605]  ? kasan_check_read+0x11/0x20
[  440.483753]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.489036]  ? oom_evaluate_task+0x540/0x540
[  440.493448]  ? find_held_lock+0x36/0x1c0
[  440.497522]  ? out_of_memory+0x974/0x1430
[  440.501674]  ? lock_downgrade+0x900/0x900
[  440.505821]  ? check_preemption_disabled+0x48/0x280
[  440.510837]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.515769]  ? kasan_check_read+0x11/0x20
[  440.519924]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.525207]  ? rcu_softirq_qs+0x20/0x20
[  440.529186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.534720]  ? oom_evaluate_task+0x302/0x540
[  440.539133]  out_of_memory+0xa84/0x1430
[  440.543137]  ? oom_killer_disable+0x3a0/0x3a0
[  440.547638]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  440.552575]  ? __ww_mutex_check_waiters+0x160/0x160
[  440.557608]  __alloc_pages_slowpath+0x2354/0x2e10
[  440.562488]  ? warn_alloc+0x120/0x120
[  440.566290]  ? mark_held_locks+0x130/0x130
[  440.570531]  ? find_get_entry+0xaae/0x1120
[  440.574773]  ? filemap_map_pages+0x1a20/0x1a20
[  440.579359]  ? zap_class+0x640/0x640
[  440.583084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.588621]  ? check_preemption_disabled+0x48/0x280
[  440.593640]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.599179]  ? should_fail+0x22d/0xd01
[  440.603074]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.608176]  ? zap_class+0x640/0x640
[  440.611915]  ? __lock_is_held+0xb5/0x140
[  440.615993]  ? mark_held_locks+0x130/0x130
[  440.620236]  ? lock_release+0xa00/0xa00
[  440.624210]  ? perf_trace_sched_process_exec+0x860/0x860
[  440.629662]  ? xa_load+0x2ba/0x460
[  440.633201]  ? lock_downgrade+0x900/0x900
[  440.637353]  ? __might_sleep+0x95/0x190
[  440.641334]  __alloc_pages_nodemask+0xa80/0xde0
[  440.646010]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  440.651028]  ? __page_cache_alloc+0x191/0x5c0
[  440.655526]  ? xa_load+0x2e1/0x460
[  440.659068]  ? xa_clear_mark+0x40/0x40
[  440.662966]  ? zap_class+0x640/0x640
[  440.666688]  ? zap_class+0x640/0x640
[  440.670402]  ? zap_class+0x640/0x640
[  440.674119]  ? __do_page_cache_readahead+0x663/0x810
[  440.679228]  ? find_held_lock+0x36/0x1c0
[  440.683297]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  440.688842]  alloc_pages_current+0x173/0x350
[  440.693271]  __page_cache_alloc+0x38c/0x5c0
[  440.697591]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.702523]  ? kasan_check_read+0x11/0x20
[  440.706688]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.711978]  ? generic_perform_write+0x6a0/0x6a0
[  440.716736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.722279]  ? check_preemption_disabled+0x48/0x280
[  440.727303]  filemap_fault+0x1595/0x25f0
[  440.731379]  ? __lock_page_or_retry+0xa00/0xa00
[  440.736061]  ? mark_held_locks+0x130/0x130
[  440.740304]  ? filemap_map_pages+0xd6b/0x1a20
[  440.744800]  ? lock_downgrade+0x900/0x900
[  440.748946]  ? check_preemption_disabled+0x48/0x280
[  440.753983]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.758913]  ? kasan_check_read+0x11/0x20
[  440.763058]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.768332]  ? rcu_softirq_qs+0x20/0x20
[  440.772322]  ? filemap_map_pages+0xd92/0x1a20
[  440.776822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.782371]  ? find_get_entries_tag+0x1400/0x1400
[  440.787217]  ? __lock_acquire+0x62f/0x4c20
[  440.791463]  ? lock_acquire+0x1ed/0x520
[  440.795440]  ? ext4_filemap_fault+0x7a/0xad
[  440.799772]  ? lock_release+0xa00/0xa00
[  440.803759]  ? perf_trace_sched_process_exec+0x860/0x860
[  440.809215]  ? print_usage_bug+0xc0/0xc0
[  440.813570]  ? print_usage_bug+0xc0/0xc0
[  440.817648]  ? down_read+0x8d/0x120
[  440.821271]  ? ext4_filemap_fault+0x7a/0xad
[  440.825596]  ? __down_interruptible+0x700/0x700
[  440.830279]  ext4_filemap_fault+0x82/0xad
[  440.834433]  __do_fault+0x100/0x6b0
[  440.838071]  ? pmd_devmap_trans_unstable+0x220/0x220
[  440.843176]  ? mark_held_locks+0x130/0x130
[  440.847414]  ? mark_held_locks+0x130/0x130
[  440.851649]  ? find_held_lock+0x36/0x1c0
[  440.855714]  ? find_held_lock+0x36/0x1c0
[  440.859866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.865426]  __handle_mm_fault+0x3ea0/0x5be0
[  440.869836]  ? poll_select_copy_remaining+0x18c/0x6a0
[  440.875034]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  440.879888]  ? __might_fault+0x12b/0x1e0
[  440.883951]  ? lock_downgrade+0x900/0x900
[  440.888121]  ? zap_class+0x640/0x640
[  440.891837]  ? zap_class+0x640/0x640
[  440.895557]  ? find_held_lock+0x36/0x1c0
[  440.899626]  ? handle_mm_fault+0x42a/0xc70
[  440.903861]  ? lock_downgrade+0x900/0x900
[  440.908009]  ? check_preemption_disabled+0x48/0x280
[  440.913029]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  440.917966]  ? kasan_check_read+0x11/0x20
[  440.922131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  440.927406]  ? rcu_softirq_qs+0x20/0x20
[  440.931380]  ? trace_hardirqs_off_caller+0x310/0x310
[  440.936490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.942030]  ? check_preemption_disabled+0x48/0x280
[  440.947058]  handle_mm_fault+0x54f/0xc70
[  440.951124]  ? __handle_mm_fault+0x5be0/0x5be0
[  440.955714]  ? find_vma+0x34/0x190
[  440.959262]  __do_page_fault+0x5e8/0xe60
[  440.963325]  ? trace_hardirqs_off+0xb8/0x310
[  440.967747]  do_page_fault+0xf2/0x7e0
[  440.971553]  ? vmalloc_sync_all+0x30/0x30
[  440.975704]  ? error_entry+0x70/0xd0
[  440.979417]  ? trace_hardirqs_off_caller+0xbb/0x310
[  440.984444]  ? trace_hardirqs_on_caller+0xc0/0x310
[  440.989379]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.994307]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.999150]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.004171]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.009622]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  441.014639]  ? prepare_exit_to_usermode+0x291/0x3b0
[  441.019654]  ? page_fault+0x8/0x30
[  441.023207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.028056]  ? page_fault+0x8/0x30
[  441.031596]  page_fault+0x1e/0x30
[  441.035058] RIP: 0033:0x7fc801b82dd3
[  441.038780] Code: Bad RIP value.
[  441.042145] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  441.047504] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  441.054772] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  441.062037] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  441.069300] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  441.076564] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  441.083853] warn_alloc_show_mem: 1 callbacks suppressed
[  441.083866] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  441.083867] Mem-Info:
[  441.083899] active_anon:48903 inactive_anon:193 isolated_anon:0
[  441.083899]  active_file:14 inactive_file:14 isolated_file:0
[  441.083899]  unevictable:0 dirty:0 writeback:0 unstable:0
[  441.083899]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  441.083899]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  441.083899]  free:13784 free_pcp:349 free_cma:0
[  441.089240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  441.096516] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  441.098911] Call Trace:
[  441.131782] 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
[  441.141121]  <IRQ>
[  441.168603] lowmem_reserve[]: 0 2818 6321 6321
[  441.171186]  dump_stack+0x244/0x39d
[  441.197263] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  441.199414]  ? dump_stack_print_info.cold.1+0x20/0x20
[  441.203979] lowmem_reserve[]: 0 0 3503 3503
[  441.207605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.235000] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  441.240189]  ? do_raw_spin_lock+0x14f/0x350
[  441.244488] lowmem_reserve[]: 0 0 0 0
[  441.250019]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[  441.279056] 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
[  441.283379]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  441.287152] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  441.291818]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[  441.305312] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  441.310496]  arch_trigger_cpumask_backtrace+0x14/0x20
[  441.325833] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  441.331097]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  441.346334] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  441.351518]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  441.360328] 272 total pagecache pages
[  441.364727]  ? print_other_cpu_stall+0x160/0x160
[  441.373282] 0 pages in swap cache
[  441.378025]  ? print_usage_bug+0xc0/0xc0
[  441.381803] Swap cache stats: add 0, delete 0, find 0/0
[  441.386554]  ? kasan_check_read+0x11/0x20
[  441.389987] Free swap  = 0kB
[  441.394041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.399379] Total swap = 0kB
[  441.403518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.406508] 1965979 pages RAM
[  441.412038]  ? do_trace_rcu_torture_read+0x10/0x10
[  441.415025] 0 pages HighMem/MovableOnly
[  441.415033] 342853 pages reserved
[  441.420563]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  441.423642] 0 pages cma reserved
[  441.428562]  ? __lock_is_held+0xb5/0x140
[  441.432592] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  441.435972]  ? __rcu_read_lock+0x50/0x50
[  441.441304] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.444578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.448612] init cpuset=/ mems_allowed=0
[  441.455096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.483906]  ? check_preemption_disabled+0x48/0x280
[  441.488931]  rcu_check_callbacks+0xf3b/0x13f0
[  441.493447]  ? rcutree_dead_cpu+0x10/0x10
[  441.497600]  ? lock_downgrade+0x900/0x900
[  441.501754]  ? lock_release+0x930/0xa00
[  441.505737]  ? zap_class+0x640/0x640
[  441.509449]  ? mark_held_locks+0x130/0x130
[  441.513684]  ? zap_class+0x640/0x640
[  441.517417]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.523032]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  441.527622]  ? kvm_set_tsc_khz+0x540/0x540
[  441.531859]  ? warn_alloc.cold.116+0xd1/0x1bd
[  441.536359]  ? find_held_lock+0x36/0x1c0
[  441.540429]  ? zap_class+0x640/0x640
[  441.544146]  ? timekeeping_advance+0x3cc/0xc00
[  441.548732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.554274]  ? check_preemption_disabled+0x48/0x280
[  441.559297]  ? trace_hardirqs_off+0xb8/0x310
[  441.563705]  ? __lock_is_held+0xb5/0x140
[  441.567769]  ? trace_hardirqs_on+0x310/0x310
[  441.572182]  ? check_preemption_disabled+0x48/0x280
[  441.577205]  ? raise_softirq+0x199/0x420
[  441.581271]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  441.585944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.591493]  ? check_preemption_disabled+0x48/0x280
[  441.596516]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  441.602054]  ? hrtimer_run_queues+0x9a/0x400
[  441.606466]  ? run_local_timers+0x19b/0x230
[  441.610790]  ? timer_clear_idle+0x90/0x90
[  441.614938]  ? debug_smp_processor_id+0x1c/0x20
[  441.619664]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  441.625645]  ? account_process_tick+0x282/0x350
[  441.630321]  update_process_times+0x2d/0x70
[  441.634646]  tick_sched_handle+0x9f/0x180
[  441.638799]  tick_sched_timer+0x45/0x130
[  441.642868]  __hrtimer_run_queues+0x41c/0x10d0
[  441.647457]  ? tick_sched_do_timer+0x1a0/0x1a0
[  441.652047]  ? hrtimer_start_range_ns+0xe00/0xe00
[  441.656899]  ? pvclock_read_flags+0x160/0x160
[  441.661395]  ? trace_hardirqs_on+0x310/0x310
[  441.665801]  ? zap_class+0x640/0x640
[  441.669523]  ? kvm_clock_read+0x18/0x30
[  441.673499]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  441.678520]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  441.683888]  ? do_timer+0x50/0x50
[  441.687339]  ? rwlock_bug.part.2+0x90/0x90
[  441.691574]  ? trace_hardirqs_on+0x310/0x310
[  441.695997]  ? rcu_softirq_qs+0x20/0x20
[  441.699994]  hrtimer_interrupt+0x313/0x780
[  441.704250]  smp_apic_timer_interrupt+0x1a1/0x760
[  441.709100]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.714994]  ? interrupt_entry+0xb5/0xc0
[  441.719060]  ? trace_hardirqs_off_caller+0xbb/0x310
[  441.724078]  ? ____cache_alloc_node+0x1c7/0x1e0
[  441.728748]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.733591]  ? trace_hardirqs_on_caller+0x310/0x310
[  441.738622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.743474]  apic_timer_interrupt+0xf/0x20
[  441.747712] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  441.753083] Code: 3f 7e 0f 85 32 ff ff ff e8 75 1d 3e ff e9 28 ff ff ff e8 ec 52 c3 ff 48 83 3d f4 9b 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  441.772007] RSP: 0000:ffff8801dae07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  441.779714] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10031d0e919
[  441.786992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  441.794258] RBP: ffff8801dae074c0 R08: ffff88018e8748c8 R09: 0000000000000002
[  441.801522] R10: 0000000000000000 R11: ffff88018e874000 R12: ffff8801d9a1c0c0
[  441.808787] R13: ffff8801d9a1c0c0 R14: 0000000000000000 R15: 0000000000000286
[  441.816067]  ? apic_timer_interrupt+0xa/0x20
[  441.820501]  ? ipv6_get_ifaddr+0x42e/0x620
[  441.824746]  __alloc_skb+0x119/0x770
[  441.828460]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  441.833745]  ? netdev_alloc_frag+0x1f0/0x1f0
[  441.838156]  ? lock_downgrade+0x900/0x900
[  441.842315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.847852]  ? refcount_sub_and_test_checked+0x203/0x310
[  441.853305]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.858760]  ? addrconf_rs_timer+0x690/0x690
[  441.863180]  ndisc_alloc_skb+0x144/0x340
[  441.867246]  ndisc_send_rs+0x331/0x6e0
[  441.871140]  addrconf_rs_timer+0x314/0x690
[  441.875378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.879626]  call_timer_fn+0x272/0x920
[  441.883515]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.887752]  ? process_timeout+0x40/0x40
[  441.891822]  ? __run_timers+0x7da/0xc70
[  441.895802]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.900294]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.904790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.909028]  ? lockdep_hardirqs_on+0x296/0x5b0
[  441.913618]  ? trace_hardirqs_on+0xbd/0x310
[  441.917939]  ? kasan_check_read+0x11/0x20
[  441.922097]  ? __run_timers+0x7da/0xc70
[  441.926072]  ? trace_hardirqs_off_caller+0x310/0x310
[  441.931186]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.935430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.939664]  __run_timers+0x7e5/0xc70
[  441.943474]  ? timer_fixup_init+0x70/0x70
[  441.947624]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  441.952644]  ? zap_class+0x640/0x640
[  441.956365]  ? enqueue_hrtimer+0x1a5/0x560
[  441.960600]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  441.965801]  ? find_held_lock+0x36/0x1c0
[  441.969871]  ? zap_class+0x640/0x640
[  441.973590]  ? pvclock_read_flags+0x160/0x160
[  441.978088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.983630]  ? check_preemption_disabled+0x48/0x280
[  441.988660]  ? __lock_is_held+0xb5/0x140
[  441.992721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.998258]  ? check_preemption_disabled+0x48/0x280
[  442.003282]  run_timer_softirq+0x52/0xb0
[  442.007362]  ? rcu_read_lock_sched_held+0x14f/0x180
[  442.012376]  __do_softirq+0x308/0xb7e
[  442.016208]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  442.020703]  ? lock_downgrade+0x900/0x900
[  442.024857]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  442.029983]  ? pvclock_read_flags+0x160/0x160
[  442.034483]  ? lapic_next_event+0x5a/0x90
[  442.038636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.044177]  ? kvm_clock_read+0x18/0x30
[  442.048151]  ? kvm_sched_clock_read+0x9/0x20
[  442.052565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.058103]  ? check_preemption_disabled+0x48/0x280
[  442.063132]  irq_exit+0x17f/0x1c0
[  442.066589]  smp_apic_timer_interrupt+0x1cb/0x760
[  442.071443]  ? smp_call_function_single_interrupt+0x159/0x650
[  442.077327]  ? smp_call_function_single_interrupt+0x650/0x650
[  442.083211]  ? interrupt_entry+0xb5/0xc0
[  442.087273]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.092286]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.097808]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.102652]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.107669]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.112686]  ? task_prio+0x50/0x50
[  442.116244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.121783]  ? check_preemption_disabled+0x48/0x280
[  442.126825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.131676]  apic_timer_interrupt+0xf/0x20
[  442.135899]  </IRQ>
[  442.138137] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  442.143066] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  442.161975] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  442.169686] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  442.176951] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  442.184229] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  442.191496] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  442.198762] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  442.206074]  skb_clone+0x1bb/0x500
[  442.209621]  ? skb_split+0x11e0/0x11e0
[  442.213512]  ? check_preemption_disabled+0x48/0x280
[  442.218535]  ? __this_cpu_preempt_check+0x1c/0x20
[  442.223393]  ? __bpf_redirect+0x54b/0xb20
[  442.227546]  bpf_clone_redirect+0xb9/0x490
[  442.231815]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  442.236847]  ? __sched_text_start+0x8/0x8
[  442.241003]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  442.245766]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  442.250345]  ? retint_kernel+0x2d/0x2d
[  442.254238]  ? find_held_lock+0x36/0x1c0
[  442.258320]  ? lock_acquire+0x1ed/0x520
[  442.262293]  ? bpf_test_run+0x3cb/0x780
[  442.266273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.271811]  ? check_preemption_disabled+0x48/0x280
[  442.276835]  ? kasan_check_read+0x11/0x20
[  442.281000]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.286279]  ? rcu_softirq_qs+0x20/0x20
[  442.290254]  ? preempt_schedule+0x4d/0x60
[  442.294407]  ? ___preempt_schedule+0x16/0x18
[  442.298829]  ? bpf_test_run+0x25d/0x780
[  442.302818]  ? netlink_diag_dump+0x2a0/0x2a0
[  442.307229]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.312770]  ? bpf_test_init.isra.10+0x70/0x100
[  442.317448]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  442.322215]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  442.327061]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  442.332597]  ? fput+0x130/0x1a0
[  442.335879]  ? __bpf_prog_get+0x9b/0x290
[  442.339945]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  442.344799]  ? bpf_prog_test_run+0x130/0x1a0
[  442.349214]  ? __x64_sys_bpf+0x3d8/0x520
[  442.353273]  ? bpf_prog_get+0x20/0x20
[  442.357097]  ? do_syscall_64+0x1b9/0x820
[  442.361157]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  442.366528]  ? syscall_return_slowpath+0x5e0/0x5e0
[  442.371461]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.376304]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.381321]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  442.386344]  ? prepare_exit_to_usermode+0x291/0x3b0
[  442.391368]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.396218]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  442.401615] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  442.401998] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  442.407761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.407767] Call Trace:
[  442.407773]  <IRQ>
[  442.407792]  dump_stack+0x244/0x39d
[  442.407811]  ? dump_stack_print_info.cold.1+0x20/0x20
[  442.414761] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  442.423645]  warn_alloc.cold.116+0xb7/0x1bd
[  442.426437] syz-executor3 cpuset=syz3 mems_allowed=0
[  442.428585]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.428616]  ? lock_downgrade+0x900/0x900
[  442.466443]  ? trace_hardirqs_off+0xb8/0x310
[  442.470885]  ? trace_hardirqs_off+0xb8/0x310
[  442.475302]  __alloc_pages_slowpath+0x26e8/0x2e10
[  442.480185]  ? warn_alloc+0x120/0x120
[  442.483996]  ? print_usage_bug+0xc0/0xc0
[  442.488063]  ? warn_alloc+0x120/0x120
[  442.491872]  ? warn_alloc+0x120/0x120
[  442.495673]  ? print_usage_bug+0xc0/0xc0
[  442.499738]  ? kvm_clock_read+0x18/0x30
[  442.503716]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  442.508731]  ? print_usage_bug+0xc0/0xc0
[  442.512795]  ? __lock_acquire+0x62f/0x4c20
[  442.517044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.522584]  ? should_fail+0x22d/0xd01
[  442.526473]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.531754]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.536859]  ? __lock_acquire+0x62f/0x4c20
[  442.541097]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.546203]  ? __lock_acquire+0x62f/0x4c20
[  442.550436]  ? should_fail+0x22d/0xd01
[  442.554326]  ? rcu_irq_exit+0x1a2/0x390
[  442.558308]  ? mark_held_locks+0x130/0x130
[  442.562549]  ? mark_held_locks+0x130/0x130
[  442.566789]  ? mark_held_locks+0xc7/0x130
[  442.570938]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  442.575973]  ? zap_class+0x640/0x640
[  442.579691]  ? print_usage_bug+0xc0/0xc0
[  442.583756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.589298]  ? check_preemption_disabled+0x48/0x280
[  442.594325]  ? __lock_is_held+0xb5/0x140
[  442.598392]  __alloc_pages_nodemask+0xa80/0xde0
[  442.603063]  ? zap_class+0x640/0x640
[  442.606784]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  442.611814]  ? find_held_lock+0x36/0x1c0
[  442.615946]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.620630]  ? lock_downgrade+0x900/0x900
[  442.624786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.630328]  cache_grow_begin+0xa5/0x8c0
[  442.634390]  ? do_raw_spin_unlock+0xa7/0x330
[  442.638811]  fallback_alloc+0x204/0x2e0
[  442.642790]  ____cache_alloc_node+0x1c7/0x1e0
[  442.647295]  kmem_cache_alloc_node+0xe3/0x730
[  442.651789]  ? ipv6_get_ifaddr+0x42e/0x620
[  442.656033]  __alloc_skb+0x119/0x770
[  442.659750]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  442.665030]  ? netdev_alloc_frag+0x1f0/0x1f0
[  442.669438]  ? lock_downgrade+0x900/0x900
[  442.673601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.679170]  ? refcount_sub_and_test_checked+0x203/0x310
[  442.684624]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  442.690077]  ? addrconf_rs_timer+0x690/0x690
[  442.694501]  ndisc_alloc_skb+0x144/0x340
[  442.698572]  ndisc_send_rs+0x331/0x6e0
[  442.702484]  addrconf_rs_timer+0x314/0x690
[  442.706724]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.710978]  call_timer_fn+0x272/0x920
[  442.714866]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.719100]  ? process_timeout+0x40/0x40
[  442.723170]  ? mark_held_locks+0xc7/0x130
[  442.727321]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.731818]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.736313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.740550]  ? lockdep_hardirqs_on+0x296/0x5b0
[  442.745134]  ? trace_hardirqs_on+0xbd/0x310
[  442.749457]  ? kasan_check_read+0x11/0x20
[  442.753612]  ? __run_timers+0x7da/0xc70
[  442.757585]  ? trace_hardirqs_off_caller+0x310/0x310
[  442.762691]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.766930]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  442.771171]  __run_timers+0x7e5/0xc70
[  442.774986]  ? timer_fixup_init+0x70/0x70
[  442.779143]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.784163]  ? zap_class+0x640/0x640
[  442.787880]  ? print_usage_bug+0xc0/0xc0
[  442.791942]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.797148]  ? find_held_lock+0x36/0x1c0
[  442.801219]  ? zap_class+0x640/0x640
[  442.804941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.810492]  ? check_preemption_disabled+0x48/0x280
[  442.815518]  ? __lock_is_held+0xb5/0x140
[  442.819589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.825127]  ? check_preemption_disabled+0x48/0x280
[  442.830149]  run_timer_softirq+0x52/0xb0
[  442.834211]  ? rcu_read_lock_sched_held+0x14f/0x180
[  442.839232]  __do_softirq+0x308/0xb7e
[  442.843040]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  442.847532]  ? lock_downgrade+0x900/0x900
[  442.851683]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  442.856797]  ? pvclock_read_flags+0x160/0x160
[  442.861298]  ? lapic_next_event+0x5a/0x90
[  442.865448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.871000]  ? kvm_clock_read+0x18/0x30
[  442.874982]  ? kvm_sched_clock_read+0x9/0x20
[  442.879416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.884964]  ? check_preemption_disabled+0x48/0x280
[  442.890000]  irq_exit+0x17f/0x1c0
[  442.893453]  smp_apic_timer_interrupt+0x1cb/0x760
[  442.898319]  ? smp_call_function_single_interrupt+0x650/0x650
[  442.904201]  ? interrupt_entry+0xb5/0xc0
[  442.908263]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.913276]  ? trace_hardirqs_off_caller+0xbb/0x310
[  442.918310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.923153]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.928172]  ? trace_hardirqs_on_caller+0x310/0x310
[  442.933198]  ? task_prio+0x50/0x50
[  442.936743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.942283]  ? check_preemption_disabled+0x48/0x280
[  442.947307]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.952161]  apic_timer_interrupt+0xf/0x20
[  442.956388]  </IRQ>
[  442.958631] RIP: 0010:dump_stack+0x358/0x39d
[  442.963052] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  442.981968] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  442.989676] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  442.996940] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  443.004217] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  443.011487] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  443.018752] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  443.026044]  ? dump_stack+0x34f/0x39d
[  443.029856]  ? dump_stack_print_info.cold.1+0x20/0x20
[  443.035055]  ? mark_held_locks+0x130/0x130
[  443.039378]  ? mark_held_locks+0x130/0x130
[  443.043621]  dump_header+0x27b/0xf72
[  443.047348]  ? pagefault_out_of_memory+0x197/0x197
[  443.052284]  ? __lock_acquire+0x62f/0x4c20
[  443.056524]  ? percpu_ref_get_many+0x240/0x240
[  443.061116]  ? print_usage_bug+0xc0/0xc0
[  443.065189]  ? zap_class+0x640/0x640
[  443.068903]  ? print_usage_bug+0xc0/0xc0
[  443.072970]  ? print_usage_bug+0xc0/0xc0
[  443.077037]  ? zap_class+0x640/0x640
[  443.080757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.086298]  ? find_held_lock+0x36/0x1c0
[  443.090369]  ? mark_held_locks+0xc7/0x130
[  443.094521]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  443.099653]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  443.104819]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  443.109404]  ? trace_hardirqs_on+0xbd/0x310
[  443.113735]  ? kasan_check_read+0x11/0x20
[  443.117884]  ? ___ratelimit+0x3b4/0x672
[  443.121859]  ? trace_hardirqs_off_caller+0x310/0x310
[  443.126970]  ? trace_hardirqs_on+0x310/0x310
[  443.131383]  ? lock_downgrade+0x900/0x900
[  443.135539]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  443.140646]  ? ___ratelimit+0x3b9/0x672
[  443.144622]  ? idr_get_free+0xf70/0xf70
[  443.148597]  ? find_held_lock+0x36/0x1c0
[  443.152701]  oom_kill_process.cold.27+0x10/0x903
[  443.157476]  ? zap_class+0x640/0x640
[  443.161195]  ? check_preemption_disabled+0x48/0x280
[  443.166222]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.171157]  ? kasan_check_read+0x11/0x20
[  443.175307]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.180587]  ? oom_evaluate_task+0x540/0x540
[  443.185023]  ? find_held_lock+0x36/0x1c0
[  443.189104]  ? out_of_memory+0x974/0x1430
[  443.193267]  ? lock_downgrade+0x900/0x900
[  443.197426]  ? check_preemption_disabled+0x48/0x280
[  443.202439]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.207562]  ? kasan_check_read+0x11/0x20
[  443.211709]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.216990]  ? rcu_softirq_qs+0x20/0x20
[  443.220976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.226512]  ? oom_evaluate_task+0x302/0x540
[  443.231412]  out_of_memory+0xa84/0x1430
[  443.235428]  ? oom_killer_disable+0x3a0/0x3a0
[  443.239923]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  443.244862]  ? __ww_mutex_check_waiters+0x160/0x160
[  443.249894]  __alloc_pages_slowpath+0x2354/0x2e10
[  443.254795]  ? warn_alloc+0x120/0x120
[  443.258596]  ? mark_held_locks+0x130/0x130
[  443.262837]  ? find_get_entry+0xaae/0x1120
[  443.267080]  ? filemap_map_pages+0x1a20/0x1a20
[  443.271666]  ? zap_class+0x640/0x640
[  443.275386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.280924]  ? check_preemption_disabled+0x48/0x280
[  443.285948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.291495]  ? should_fail+0x22d/0xd01
[  443.295385]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.300496]  ? zap_class+0x640/0x640
[  443.304234]  ? __lock_is_held+0xb5/0x140
[  443.308309]  ? mark_held_locks+0x130/0x130
[  443.312550]  ? lock_release+0xa00/0xa00
[  443.316523]  ? perf_trace_sched_process_exec+0x860/0x860
[  443.321979]  ? xa_load+0x2ba/0x460
[  443.325522]  ? lock_downgrade+0x900/0x900
[  443.329672]  ? __might_sleep+0x95/0x190
[  443.333695]  __alloc_pages_nodemask+0xa80/0xde0
[  443.338388]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  443.343405]  ? __page_cache_alloc+0x191/0x5c0
[  443.347908]  ? xa_load+0x2e1/0x460
[  443.351451]  ? xa_clear_mark+0x40/0x40
[  443.355340]  ? zap_class+0x640/0x640
[  443.359064]  ? zap_class+0x640/0x640
[  443.362775]  ? zap_class+0x640/0x640
[  443.366491]  ? __do_page_cache_readahead+0x663/0x810
[  443.371602]  ? find_held_lock+0x36/0x1c0
[  443.375673]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  443.381222]  alloc_pages_current+0x173/0x350
[  443.385637]  __page_cache_alloc+0x38c/0x5c0
[  443.389968]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.394904]  ? kasan_check_read+0x11/0x20
[  443.399052]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.404334]  ? generic_perform_write+0x6a0/0x6a0
[  443.409090]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.414628]  ? check_preemption_disabled+0x48/0x280
[  443.419677]  filemap_fault+0x1595/0x25f0
[  443.423794]  ? __lock_page_or_retry+0xa00/0xa00
[  443.428483]  ? mark_held_locks+0x130/0x130
[  443.432728]  ? filemap_map_pages+0xd6b/0x1a20
[  443.437225]  ? lock_downgrade+0x900/0x900
[  443.441391]  ? check_preemption_disabled+0x48/0x280
[  443.446412]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.451338]  ? kasan_check_read+0x11/0x20
[  443.455487]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.460764]  ? rcu_softirq_qs+0x20/0x20
[  443.464751]  ? filemap_map_pages+0xd92/0x1a20
[  443.469249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.474793]  ? find_get_entries_tag+0x1400/0x1400
[  443.479652]  ? __lock_acquire+0x62f/0x4c20
[  443.483929]  ? lock_acquire+0x1ed/0x520
[  443.487912]  ? ext4_filemap_fault+0x7a/0xad
[  443.492240]  ? lock_release+0xa00/0xa00
[  443.496210]  ? perf_trace_sched_process_exec+0x860/0x860
[  443.501665]  ? print_usage_bug+0xc0/0xc0
[  443.505730]  ? print_usage_bug+0xc0/0xc0
[  443.509806]  ? down_read+0x8d/0x120
[  443.513432]  ? ext4_filemap_fault+0x7a/0xad
[  443.517771]  ? __down_interruptible+0x700/0x700
[  443.522447]  ext4_filemap_fault+0x82/0xad
[  443.526617]  __do_fault+0x100/0x6b0
[  443.530249]  ? pmd_devmap_trans_unstable+0x220/0x220
[  443.535354]  ? mark_held_locks+0x130/0x130
[  443.539589]  ? mark_held_locks+0x130/0x130
[  443.543828]  ? find_held_lock+0x36/0x1c0
[  443.547912]  ? find_held_lock+0x36/0x1c0
[  443.552030]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.557576]  __handle_mm_fault+0x3ea0/0x5be0
[  443.561995]  ? poll_select_copy_remaining+0x18c/0x6a0
[  443.567192]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  443.572042]  ? __might_fault+0x12b/0x1e0
[  443.576108]  ? lock_downgrade+0x900/0x900
[  443.580265]  ? zap_class+0x640/0x640
[  443.583984]  ? zap_class+0x640/0x640
[  443.587708]  ? find_held_lock+0x36/0x1c0
[  443.591775]  ? handle_mm_fault+0x42a/0xc70
[  443.596017]  ? lock_downgrade+0x900/0x900
[  443.600165]  ? check_preemption_disabled+0x48/0x280
[  443.605182]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  443.610112]  ? kasan_check_read+0x11/0x20
[  443.614257]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  443.619535]  ? rcu_softirq_qs+0x20/0x20
[  443.623507]  ? trace_hardirqs_off_caller+0x310/0x310
[  443.628610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.634147]  ? check_preemption_disabled+0x48/0x280
[  443.639170]  handle_mm_fault+0x54f/0xc70
[  443.643236]  ? __handle_mm_fault+0x5be0/0x5be0
[  443.647856]  ? find_vma+0x34/0x190
[  443.651402]  __do_page_fault+0x5e8/0xe60
[  443.655460]  ? trace_hardirqs_off+0xb8/0x310
[  443.659885]  do_page_fault+0xf2/0x7e0
[  443.663687]  ? vmalloc_sync_all+0x30/0x30
[  443.667851]  ? error_entry+0x70/0xd0
[  443.671565]  ? trace_hardirqs_off_caller+0xbb/0x310
[  443.676580]  ? trace_hardirqs_on_caller+0xc0/0x310
[  443.681511]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.686441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.691286]  ? trace_hardirqs_on_caller+0x310/0x310
[  443.696300]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  443.701755]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  443.706771]  ? prepare_exit_to_usermode+0x291/0x3b0
[  443.711789]  ? page_fault+0x8/0x30
[  443.715331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.720177]  ? page_fault+0x8/0x30
[  443.723720]  page_fault+0x1e/0x30
[  443.727171] RIP: 0033:0x7fc801b82dd3
[  443.730893] Code: Bad RIP value.
[  443.734267] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  443.739639] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  443.746905] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  443.754173] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  443.761440] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  443.768708] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  443.776001] Mem-Info:
[  443.776014] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  443.776026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.778441] active_anon:48903 inactive_anon:193 isolated_anon:0
[  443.778441]  active_file:14 inactive_file:14 isolated_file:0
[  443.778441]  unevictable:0 dirty:0 writeback:0 unstable:0
[  443.778441]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  443.778441]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  443.778441]  free:13784 free_pcp:349 free_cma:0
[  443.785686] Call Trace:
[  443.795074] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  443.827919]  <IRQ>
[  443.830489] 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
[  443.857991]  dump_stack+0x244/0x39d
[  443.860106] lowmem_reserve[]: 0 2818 6321 6321
[  443.886210]  ? dump_stack_print_info.cold.1+0x20/0x20
[  443.889808] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  443.894392]  warn_alloc.cold.116+0xb7/0x1bd
[  443.899548] lowmem_reserve[]: 0 0 3503 3503
[  443.926868]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.931168] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  443.935504]  ? lock_downgrade+0x900/0x900
[  443.940320] lowmem_reserve[]: 0 0 0 0
[  443.969468]  ? trace_hardirqs_off+0xb8/0x310
[  443.973588] 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
[  443.977389]  ? trace_hardirqs_off+0xb8/0x310
[  443.981772] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  443.995297]  __alloc_pages_slowpath+0x26e8/0x2e10
[  443.999678] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  444.015044]  ? warn_alloc+0x120/0x120
[  444.019844] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  444.035095]  ? warn_alloc+0x120/0x120
[  444.038874] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  444.047699]  ? warn_alloc+0x120/0x120
[  444.051475] 272 total pagecache pages
[  444.060049]  ? print_usage_bug+0xc0/0xc0
[  444.063831] 0 pages in swap cache
[  444.067617]  ? print_usage_bug+0xc0/0xc0
[  444.071653] Swap cache stats: add 0, delete 0, find 0/0
[  444.071662] Free swap  = 0kB
[  444.075108]  ? trace_hardirqs_off+0xb8/0x310
[  444.079142] Total swap = 0kB
[  444.084496]  ? kasan_check_read+0x11/0x20
[  444.087494] 1965979 pages RAM
[  444.091893]  ? do_raw_spin_unlock+0xa7/0x330
[  444.094889] 0 pages HighMem/MovableOnly
[  444.099590]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.102687] 342853 pages reserved
[  444.107189]  ? should_fail+0x22d/0xd01
[  444.111134] 0 pages cma reserved
[  444.116664]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.120155] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  444.123984]  ? __lock_acquire+0x62f/0x4c20
[  444.127408] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  444.132433]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.138901] init cpuset=/ mems_allowed=0
[  444.143129]  ? should_fail+0x22d/0xd01
[  444.165854]  ? mark_held_locks+0x130/0x130
[  444.170091]  ? mark_held_locks+0x130/0x130
[  444.174328]  ? zap_class+0x640/0x640
[  444.178044]  ? zap_class+0x640/0x640
[  444.181771]  ? zap_class+0x640/0x640
[  444.185495]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  444.191393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.196926]  ? check_preemption_disabled+0x48/0x280
[  444.202001]  ? __lock_is_held+0xb5/0x140
[  444.206072]  __alloc_pages_nodemask+0xa80/0xde0
[  444.210740]  ? zap_class+0x640/0x640
[  444.214493]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  444.219535]  ? find_held_lock+0x36/0x1c0
[  444.223611]  ? ____cache_alloc_node+0x1c7/0x1e0
[  444.228279]  ? lock_downgrade+0x900/0x900
[  444.232460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.238002]  cache_grow_begin+0xa5/0x8c0
[  444.242075]  ? do_raw_spin_unlock+0xa7/0x330
[  444.246494]  fallback_alloc+0x204/0x2e0
[  444.250478]  ____cache_alloc_node+0x1c7/0x1e0
[  444.254994]  kmem_cache_alloc_node+0xe3/0x730
[  444.259490]  ? mark_held_locks+0xc7/0x130
[  444.263649]  __alloc_skb+0x119/0x770
[  444.267369]  ? netdev_alloc_frag+0x1f0/0x1f0
[  444.271791]  ? do_raw_spin_trylock+0x270/0x270
[  444.276371]  ? kmem_cache_alloc_trace+0x353/0x750
[  444.281217]  ? queue_work_on+0x12c/0x1e0
[  444.285346]  ? switchdev_port_obj_del+0xdc/0x440
[  444.290110]  ? switchdev_trans_item_enqueue+0x260/0x260
[  444.295479]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  444.300532]  __br_mdb_notify+0x4ff/0x15d0
[  444.304680]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.309807]  ? __br_mdb_add+0x7f0/0x7f0
[  444.313788]  ? mark_held_locks+0x130/0x130
[  444.318034]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  444.323142]  ? debug_object_assert_init+0x368/0x4b0
[  444.328158]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.333269]  ? debug_object_init_on_stack+0x20/0x20
[  444.338284]  ? zap_class+0x640/0x640
[  444.342008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.347548]  br_mdb_notify+0x310/0x410
[  444.351436]  ? br_mdb_dump+0x27b0/0x27b0
[  444.355599]  br_multicast_del_pg+0x3df/0x790
[  444.360021]  ? br_mdb_ip_get+0x940/0x940
[  444.364087]  ? rwlock_bug.part.2+0x90/0x90
[  444.368330]  ? __lock_is_held+0xb5/0x140
[  444.372403]  br_multicast_port_group_expired+0x189/0x1e0
[  444.377856]  call_timer_fn+0x272/0x920
[  444.381759]  ? br_multicast_del_pg+0x790/0x790
[  444.386350]  ? process_timeout+0x40/0x40
[  444.390423]  ? __run_timers+0x7da/0xc70
[  444.394398]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.398890]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.403383]  ? br_multicast_del_pg+0x790/0x790
[  444.407987]  ? lockdep_hardirqs_on+0x296/0x5b0
[  444.412571]  ? trace_hardirqs_on+0xbd/0x310
[  444.416892]  ? kasan_check_read+0x11/0x20
[  444.421037]  ? __run_timers+0x7da/0xc70
[  444.425013]  ? trace_hardirqs_off_caller+0x310/0x310
[  444.430124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.434365]  ? br_multicast_del_pg+0x790/0x790
[  444.438947]  __run_timers+0x7e5/0xc70
[  444.442772]  ? timer_fixup_init+0x70/0x70
[  444.446924]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.451948]  ? zap_class+0x640/0x640
[  444.455684]  ? enqueue_hrtimer+0x1a5/0x560
[  444.459937]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  444.465154]  ? find_held_lock+0x36/0x1c0
[  444.469221]  ? zap_class+0x640/0x640
[  444.472989]  ? pvclock_read_flags+0x160/0x160
[  444.477486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.483024]  ? check_preemption_disabled+0x48/0x280
[  444.488052]  ? __lock_is_held+0xb5/0x140
[  444.492116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.497654]  ? check_preemption_disabled+0x48/0x280
[  444.502692]  run_timer_softirq+0x52/0xb0
[  444.506749]  ? rcu_read_lock_sched_held+0x14f/0x180
[  444.511765]  __do_softirq+0x308/0xb7e
[  444.515574]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  444.520076]  ? lock_downgrade+0x900/0x900
[  444.524227]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  444.529338]  ? pvclock_read_flags+0x160/0x160
[  444.533837]  ? lapic_next_event+0x5a/0x90
[  444.537995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.543549]  ? kvm_clock_read+0x18/0x30
[  444.547520]  ? kvm_sched_clock_read+0x9/0x20
[  444.551930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.557519]  ? check_preemption_disabled+0x48/0x280
[  444.562547]  irq_exit+0x17f/0x1c0
[  444.566001]  smp_apic_timer_interrupt+0x1cb/0x760
[  444.570842]  ? smp_call_function_single_interrupt+0x159/0x650
[  444.576729]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.582615]  ? interrupt_entry+0xb5/0xc0
[  444.586691]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.591707]  ? trace_hardirqs_off_caller+0xbb/0x310
[  444.596722]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.601564]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.606581]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.611595]  ? task_prio+0x50/0x50
[  444.615140]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.620679]  ? check_preemption_disabled+0x48/0x280
[  444.625700]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.630556]  apic_timer_interrupt+0xf/0x20
[  444.634788]  </IRQ>
[  444.637030] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  444.641975] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  444.660876] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  444.668582] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  444.675849] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  444.683115] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  444.690382] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  444.697649] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  444.704996]  skb_clone+0x1bb/0x500
[  444.708554]  ? skb_split+0x11e0/0x11e0
[  444.712442]  ? check_preemption_disabled+0x48/0x280
[  444.717466]  ? __this_cpu_preempt_check+0x1c/0x20
[  444.722308]  ? __bpf_redirect+0x54b/0xb20
[  444.726464]  bpf_clone_redirect+0xb9/0x490
[  444.730705]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  444.735724]  ? __sched_text_start+0x8/0x8
[  444.739873]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.744639]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  444.749221]  ? retint_kernel+0x2d/0x2d
[  444.753112]  ? find_held_lock+0x36/0x1c0
[  444.757182]  ? lock_acquire+0x1ed/0x520
[  444.761160]  ? bpf_test_run+0x3cb/0x780
[  444.765134]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.770670]  ? check_preemption_disabled+0x48/0x280
[  444.775698]  ? kasan_check_read+0x11/0x20
[  444.779848]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  444.785124]  ? rcu_softirq_qs+0x20/0x20
[  444.789099]  ? preempt_schedule+0x4d/0x60
[  444.793252]  ? ___preempt_schedule+0x16/0x18
[  444.797669]  ? bpf_test_run+0x25d/0x780
[  444.801658]  ? netlink_diag_dump+0x2a0/0x2a0
[  444.806071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.811609]  ? bpf_test_init.isra.10+0x70/0x100
[  444.816286]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  444.821057]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  444.825901]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  444.831454]  ? fput+0x130/0x1a0
[  444.834760]  ? __bpf_prog_get+0x9b/0x290
[  444.838828]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  444.843681]  ? bpf_prog_test_run+0x130/0x1a0
[  444.848090]  ? __x64_sys_bpf+0x3d8/0x520
[  444.852150]  ? bpf_prog_get+0x20/0x20
[  444.855986]  ? do_syscall_64+0x1b9/0x820
[  444.860049]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  444.865414]  ? syscall_return_slowpath+0x5e0/0x5e0
[  444.870352]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.875196]  ? trace_hardirqs_on_caller+0x310/0x310
[  444.880215]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  444.885237]  ? prepare_exit_to_usermode+0x291/0x3b0
[  444.890259]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.895115]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  444.900510] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  444.901330] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  444.906660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  444.917133] syz-executor3 cpuset=syz3 mems_allowed=0
[  444.926474] Call Trace:
[  444.934131]  <IRQ>
[  444.936290]  dump_stack+0x244/0x39d
[  444.939926]  ? dump_stack_print_info.cold.1+0x20/0x20
[  444.945135]  warn_alloc.cold.116+0xb7/0x1bd
[  444.949459]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  444.954340]  ? lock_downgrade+0x900/0x900
[  444.958499]  ? trace_hardirqs_off+0xb8/0x310
[  444.962919]  ? trace_hardirqs_off+0xb8/0x310
[  444.967335]  __alloc_pages_slowpath+0x26e8/0x2e10
[  444.972206]  ? warn_alloc+0x120/0x120
[  444.976014]  ? print_usage_bug+0xc0/0xc0
[  444.980075]  ? warn_alloc+0x120/0x120
[  444.983897]  ? warn_alloc+0x120/0x120
[  444.987703]  ? print_usage_bug+0xc0/0xc0
[  444.991766]  ? kvm_clock_read+0x18/0x30
[  444.995742]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  445.000760]  ? print_usage_bug+0xc0/0xc0
[  445.004826]  ? __lock_acquire+0x62f/0x4c20
[  445.009071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.014606]  ? should_fail+0x22d/0xd01
[  445.018512]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.023793]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.028899]  ? __lock_acquire+0x62f/0x4c20
[  445.033144]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.038246]  ? __lock_acquire+0x62f/0x4c20
[  445.042487]  ? should_fail+0x22d/0xd01
[  445.046376]  ? rcu_irq_exit+0x1a2/0x390
[  445.050364]  ? mark_held_locks+0x130/0x130
[  445.054606]  ? mark_held_locks+0x130/0x130
[  445.058845]  ? mark_held_locks+0xc7/0x130
[  445.062998]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  445.068013]  ? zap_class+0x640/0x640
[  445.071725]  ? print_usage_bug+0xc0/0xc0
[  445.075821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.081361]  ? check_preemption_disabled+0x48/0x280
[  445.086386]  ? __lock_is_held+0xb5/0x140
[  445.090453]  __alloc_pages_nodemask+0xa80/0xde0
[  445.095125]  ? zap_class+0x640/0x640
[  445.098842]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  445.103898]  ? find_held_lock+0x36/0x1c0
[  445.108006]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.112677]  ? lock_downgrade+0x900/0x900
[  445.116835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.122389]  cache_grow_begin+0xa5/0x8c0
[  445.126455]  ? do_raw_spin_unlock+0xa7/0x330
[  445.130876]  fallback_alloc+0x204/0x2e0
[  445.134871]  ____cache_alloc_node+0x1c7/0x1e0
[  445.139374]  kmem_cache_alloc_node+0xe3/0x730
[  445.143897]  ? ipv6_get_ifaddr+0x42e/0x620
[  445.148145]  __alloc_skb+0x119/0x770
[  445.151869]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.157151]  ? netdev_alloc_frag+0x1f0/0x1f0
[  445.161559]  ? lock_downgrade+0x900/0x900
[  445.165713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.171252]  ? refcount_sub_and_test_checked+0x203/0x310
[  445.176723]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  445.182173]  ? addrconf_rs_timer+0x690/0x690
[  445.186592]  ndisc_alloc_skb+0x144/0x340
[  445.190662]  ndisc_send_rs+0x331/0x6e0
[  445.194554]  addrconf_rs_timer+0x314/0x690
[  445.198801]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.203048]  call_timer_fn+0x272/0x920
[  445.206936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.211176]  ? process_timeout+0x40/0x40
[  445.215251]  ? mark_held_locks+0xc7/0x130
[  445.219401]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.223897]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.228888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.233129]  ? lockdep_hardirqs_on+0x296/0x5b0
[  445.237718]  ? trace_hardirqs_on+0xbd/0x310
[  445.242042]  ? kasan_check_read+0x11/0x20
[  445.246191]  ? __run_timers+0x7da/0xc70
[  445.250169]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.255279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.259535]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  445.263765]  __run_timers+0x7e5/0xc70
[  445.267601]  ? timer_fixup_init+0x70/0x70
[  445.271745]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  445.276753]  ? zap_class+0x640/0x640
[  445.280465]  ? print_usage_bug+0xc0/0xc0
[  445.284532]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  445.289742]  ? find_held_lock+0x36/0x1c0
[  445.293812]  ? zap_class+0x640/0x640
[  445.297530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.303065]  ? check_preemption_disabled+0x48/0x280
[  445.308117]  ? __lock_is_held+0xb5/0x140
[  445.312179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.317715]  ? check_preemption_disabled+0x48/0x280
[  445.322734]  run_timer_softirq+0x52/0xb0
[  445.326795]  ? rcu_read_lock_sched_held+0x14f/0x180
[  445.331813]  __do_softirq+0x308/0xb7e
[  445.335616]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  445.340111]  ? lock_downgrade+0x900/0x900
[  445.344264]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  445.349374]  ? pvclock_read_flags+0x160/0x160
[  445.353870]  ? lapic_next_event+0x5a/0x90
[  445.358023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.363565]  ? kvm_clock_read+0x18/0x30
[  445.367534]  ? kvm_sched_clock_read+0x9/0x20
[  445.371941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.377494]  ? check_preemption_disabled+0x48/0x280
[  445.382520]  irq_exit+0x17f/0x1c0
[  445.385994]  smp_apic_timer_interrupt+0x1cb/0x760
[  445.390854]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.396733]  ? interrupt_entry+0xb5/0xc0
[  445.400795]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.405815]  ? trace_hardirqs_off_caller+0xbb/0x310
[  445.410836]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.415683]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.420697]  ? trace_hardirqs_on_caller+0x310/0x310
[  445.425710]  ? task_prio+0x50/0x50
[  445.429254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.434794]  ? check_preemption_disabled+0x48/0x280
[  445.439814]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.444691]  apic_timer_interrupt+0xf/0x20
[  445.448931]  </IRQ>
[  445.451177] RIP: 0010:dump_stack+0x358/0x39d
[  445.455602] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  445.474496] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  445.482202] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  445.489475] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  445.496742] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  445.504009] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  445.511277] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  445.518560]  ? dump_stack+0x34f/0x39d
[  445.522378]  ? dump_stack_print_info.cold.1+0x20/0x20
[  445.527575]  ? mark_held_locks+0x130/0x130
[  445.531839]  ? mark_held_locks+0x130/0x130
[  445.536078]  dump_header+0x27b/0xf72
[  445.539819]  ? pagefault_out_of_memory+0x197/0x197
[  445.544752]  ? __lock_acquire+0x62f/0x4c20
[  445.548992]  ? percpu_ref_get_many+0x240/0x240
[  445.553607]  ? print_usage_bug+0xc0/0xc0
[  445.557673]  ? zap_class+0x640/0x640
[  445.561387]  ? print_usage_bug+0xc0/0xc0
[  445.565446]  ? print_usage_bug+0xc0/0xc0
[  445.569512]  ? zap_class+0x640/0x640
[  445.573231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.578774]  ? find_held_lock+0x36/0x1c0
[  445.582848]  ? mark_held_locks+0xc7/0x130
[  445.587005]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.592106]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.597213]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  445.601798]  ? trace_hardirqs_on+0xbd/0x310
[  445.606120]  ? kasan_check_read+0x11/0x20
[  445.610266]  ? ___ratelimit+0x3b4/0x672
[  445.614241]  ? trace_hardirqs_off_caller+0x310/0x310
[  445.619347]  ? trace_hardirqs_on+0x310/0x310
[  445.623753]  ? lock_downgrade+0x900/0x900
[  445.627904]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  445.633006]  ? ___ratelimit+0x3b9/0x672
[  445.636992]  ? idr_get_free+0xf70/0xf70
[  445.640974]  ? find_held_lock+0x36/0x1c0
[  445.645049]  oom_kill_process.cold.27+0x10/0x903
[  445.649848]  ? zap_class+0x640/0x640
[  445.653577]  ? check_preemption_disabled+0x48/0x280
[  445.658594]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.663534]  ? kasan_check_read+0x11/0x20
[  445.667681]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.672968]  ? oom_evaluate_task+0x540/0x540
[  445.677401]  ? find_held_lock+0x36/0x1c0
[  445.681503]  ? out_of_memory+0x974/0x1430
[  445.685666]  ? lock_downgrade+0x900/0x900
[  445.689830]  ? check_preemption_disabled+0x48/0x280
[  445.694867]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.699795]  ? kasan_check_read+0x11/0x20
[  445.703951]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.709237]  ? rcu_softirq_qs+0x20/0x20
[  445.713231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.718785]  ? oom_evaluate_task+0x302/0x540
[  445.723199]  out_of_memory+0xa84/0x1430
[  445.727184]  ? oom_killer_disable+0x3a0/0x3a0
[  445.731679]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  445.736612]  ? __ww_mutex_check_waiters+0x160/0x160
[  445.741643]  __alloc_pages_slowpath+0x2354/0x2e10
[  445.746526]  ? warn_alloc+0x120/0x120
[  445.750336]  ? mark_held_locks+0x130/0x130
[  445.754618]  ? find_get_entry+0xaae/0x1120
[  445.758867]  ? filemap_map_pages+0x1a20/0x1a20
[  445.763456]  ? zap_class+0x640/0x640
[  445.767185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.772724]  ? check_preemption_disabled+0x48/0x280
[  445.777740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.783277]  ? should_fail+0x22d/0xd01
[  445.787167]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.792277]  ? zap_class+0x640/0x640
[  445.796017]  ? __lock_is_held+0xb5/0x140
[  445.800088]  ? mark_held_locks+0x130/0x130
[  445.804326]  ? lock_release+0xa00/0xa00
[  445.808301]  ? perf_trace_sched_process_exec+0x860/0x860
[  445.813763]  ? xa_load+0x2ba/0x460
[  445.817303]  ? lock_downgrade+0x900/0x900
[  445.821455]  ? __might_sleep+0x95/0x190
[  445.825443]  __alloc_pages_nodemask+0xa80/0xde0
[  445.830123]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  445.835140]  ? __page_cache_alloc+0x191/0x5c0
[  445.839636]  ? xa_load+0x2e1/0x460
[  445.843179]  ? xa_clear_mark+0x40/0x40
[  445.847067]  ? zap_class+0x640/0x640
[  445.850804]  ? zap_class+0x640/0x640
[  445.854515]  ? zap_class+0x640/0x640
[  445.858227]  ? __do_page_cache_readahead+0x663/0x810
[  445.863395]  ? find_held_lock+0x36/0x1c0
[  445.867459]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  445.873007]  alloc_pages_current+0x173/0x350
[  445.877424]  __page_cache_alloc+0x38c/0x5c0
[  445.881742]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.886720]  ? kasan_check_read+0x11/0x20
[  445.890869]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.896148]  ? generic_perform_write+0x6a0/0x6a0
[  445.900904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.906448]  ? check_preemption_disabled+0x48/0x280
[  445.911481]  filemap_fault+0x1595/0x25f0
[  445.915572]  ? __lock_page_or_retry+0xa00/0xa00
[  445.920244]  ? mark_held_locks+0x130/0x130
[  445.924516]  ? filemap_map_pages+0xd6b/0x1a20
[  445.929025]  ? lock_downgrade+0x900/0x900
[  445.933175]  ? check_preemption_disabled+0x48/0x280
[  445.938192]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  445.943121]  ? kasan_check_read+0x11/0x20
[  445.947266]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  445.952557]  ? rcu_softirq_qs+0x20/0x20
[  445.956550]  ? filemap_map_pages+0xd92/0x1a20
[  445.961055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.966596]  ? find_get_entries_tag+0x1400/0x1400
[  445.971443]  ? __lock_acquire+0x62f/0x4c20
[  445.975690]  ? lock_acquire+0x1ed/0x520
[  445.979674]  ? ext4_filemap_fault+0x7a/0xad
[  445.984001]  ? lock_release+0xa00/0xa00
[  445.987980]  ? perf_trace_sched_process_exec+0x860/0x860
[  445.993434]  ? print_usage_bug+0xc0/0xc0
[  445.997508]  ? print_usage_bug+0xc0/0xc0
[  446.001582]  ? down_read+0x8d/0x120
[  446.005207]  ? ext4_filemap_fault+0x7a/0xad
[  446.009528]  ? __down_interruptible+0x700/0x700
[  446.014205]  ext4_filemap_fault+0x82/0xad
[  446.018353]  __do_fault+0x100/0x6b0
[  446.022010]  ? pmd_devmap_trans_unstable+0x220/0x220
[  446.027117]  ? mark_held_locks+0x130/0x130
[  446.031359]  ? mark_held_locks+0x130/0x130
[  446.035593]  ? find_held_lock+0x36/0x1c0
[  446.039660]  ? find_held_lock+0x36/0x1c0
[  446.043725]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.049271]  __handle_mm_fault+0x3ea0/0x5be0
[  446.053681]  ? poll_select_copy_remaining+0x18c/0x6a0
[  446.058885]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  446.063732]  ? __might_fault+0x12b/0x1e0
[  446.067794]  ? lock_downgrade+0x900/0x900
[  446.071965]  ? zap_class+0x640/0x640
[  446.075677]  ? zap_class+0x640/0x640
[  446.079411]  ? find_held_lock+0x36/0x1c0
[  446.083499]  ? handle_mm_fault+0x42a/0xc70
[  446.087738]  ? lock_downgrade+0x900/0x900
[  446.091888]  ? check_preemption_disabled+0x48/0x280
[  446.097041]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  446.101983]  ? kasan_check_read+0x11/0x20
[  446.106130]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  446.111408]  ? rcu_softirq_qs+0x20/0x20
[  446.115414]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.120532]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.126070]  ? check_preemption_disabled+0x48/0x280
[  446.131094]  handle_mm_fault+0x54f/0xc70
[  446.135158]  ? __handle_mm_fault+0x5be0/0x5be0
[  446.139747]  ? find_vma+0x34/0x190
[  446.143298]  __do_page_fault+0x5e8/0xe60
[  446.147363]  ? trace_hardirqs_off+0xb8/0x310
[  446.151783]  do_page_fault+0xf2/0x7e0
[  446.155589]  ? vmalloc_sync_all+0x30/0x30
[  446.159739]  ? error_entry+0x70/0xd0
[  446.163451]  ? trace_hardirqs_off_caller+0xbb/0x310
[  446.168465]  ? trace_hardirqs_on_caller+0xc0/0x310
[  446.173403]  ? syscall_return_slowpath+0x5e0/0x5e0
[  446.178332]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.183190]  ? trace_hardirqs_on_caller+0x310/0x310
[  446.188205]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  446.193656]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  446.198675]  ? prepare_exit_to_usermode+0x291/0x3b0
[  446.203692]  ? page_fault+0x8/0x30
[  446.207238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  446.212082]  ? page_fault+0x8/0x30
[  446.215620]  page_fault+0x1e/0x30
[  446.219085] RIP: 0033:0x7fc801b82dd3
[  446.222811] Code: Bad RIP value.
[  446.226168] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  446.231995] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  446.239275] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  446.246548] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  446.253826] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  446.261101] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  446.268401] warn_alloc_show_mem: 1 callbacks suppressed
[  446.268413] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  446.268415] Mem-Info:
[  446.268446] active_anon:48903 inactive_anon:193 isolated_anon:0
[  446.268446]  active_file:14 inactive_file:14 isolated_file:0
[  446.268446]  unevictable:0 dirty:0 writeback:0 unstable:0
[  446.268446]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  446.268446]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  446.268446]  free:13784 free_pcp:349 free_cma:0
[  446.273783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.281077] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  446.283480] Call Trace:
[  446.316342] 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
[  446.325680]  <IRQ>
[  446.353155] lowmem_reserve[]: 0 2818 6321 6321
[  446.355744]  dump_stack+0x244/0x39d
[  446.381831] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  446.383993]  ? dump_stack_print_info.cold.1+0x20/0x20
[  446.388581] lowmem_reserve[]: 0 0 3503 3503
[  446.392212]  warn_alloc.cold.116+0xb7/0x1bd
[  446.419513] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  446.424701]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.428996] lowmem_reserve[]: 0 0 0 0
[  446.433314]  ? lock_downgrade+0x900/0x900
[  446.462363] 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
[  446.467203]  ? trace_hardirqs_off+0xb8/0x310
[  446.470971] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  446.475129]  ? trace_hardirqs_off+0xb8/0x310
[  446.488634] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  446.493039]  __alloc_pages_slowpath+0x26e8/0x2e10
[  446.508359] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  446.512788]  ? warn_alloc+0x120/0x120
[  446.528004] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  446.532851]  ? warn_alloc+0x120/0x120
[  446.541658] 272 total pagecache pages
[  446.545455]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  446.554013] 0 pages in swap cache
[  446.557798]  ? warn_alloc+0x120/0x120
[  446.561580] Swap cache stats: add 0, delete 0, find 0/0
[  446.566583]  ? print_usage_bug+0xc0/0xc0
[  446.570014] Free swap  = 0kB
[  446.573804]  ? print_usage_bug+0xc0/0xc0
[  446.579141] Total swap = 0kB
[  446.583191]  ? check_usage+0x1aa/0x790
[  446.586184] 1965979 pages RAM
[  446.590240]  ? check_usage+0x1aa/0x790
[  446.593291] 0 pages HighMem/MovableOnly
[  446.597178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.600257] 342853 pages reserved
[  446.604139]  ? should_fail+0x22d/0xd01
[  446.608084] 0 pages cma reserved
[  446.613633]  ? check_usage_forwards+0x3d0/0x3d0
[  446.617116] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  446.620952]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.624647] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  446.628955]  ? __lock_acquire+0x62f/0x4c20
[  446.628989]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.635763] init cpuset=/ mems_allowed=0
[  446.640871]  ? should_fail+0x22d/0xd01
[  446.640898]  ? mark_held_locks+0x130/0x130
[  446.672287]  ? mark_held_locks+0x130/0x130
[  446.676522]  ? print_usage_bug+0xc0/0xc0
[  446.680585]  ? find_held_lock+0x36/0x1c0
[  446.684648]  ? zap_class+0x640/0x640
[  446.688366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.693904]  ? check_preemption_disabled+0x48/0x280
[  446.698927]  ? __lock_is_held+0xb5/0x140
[  446.703006]  __alloc_pages_nodemask+0xa80/0xde0
[  446.707706]  ? zap_class+0x640/0x640
[  446.711426]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  446.716452]  ? find_held_lock+0x36/0x1c0
[  446.720520]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.725191]  ? lock_downgrade+0x900/0x900
[  446.729360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.734902]  cache_grow_begin+0xa5/0x8c0
[  446.738974]  ? do_raw_spin_unlock+0xa7/0x330
[  446.743391]  fallback_alloc+0x204/0x2e0
[  446.747387]  ____cache_alloc_node+0x1c7/0x1e0
[  446.751933]  kmem_cache_alloc_node+0xe3/0x730
[  446.756438]  ? mark_held_locks+0xc7/0x130
[  446.760632]  __alloc_skb+0x119/0x770
[  446.764361]  ? netdev_alloc_frag+0x1f0/0x1f0
[  446.768765]  ? do_raw_spin_trylock+0x270/0x270
[  446.773373]  ? kmem_cache_alloc_trace+0x353/0x750
[  446.778238]  ? queue_work_on+0x12c/0x1e0
[  446.782306]  ? switchdev_port_obj_del+0xdc/0x440
[  446.787068]  ? switchdev_trans_item_enqueue+0x260/0x260
[  446.792433]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  446.797450]  __br_mdb_notify+0x4ff/0x15d0
[  446.801616]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  446.806725]  ? __br_mdb_add+0x7f0/0x7f0
[  446.810703]  ? mark_held_locks+0x130/0x130
[  446.814940]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  446.820061]  ? debug_object_assert_init+0x368/0x4b0
[  446.825118]  ? debug_object_init_on_stack+0x20/0x20
[  446.830138]  ? zap_class+0x640/0x640
[  446.833856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.839401]  br_mdb_notify+0x310/0x410
[  446.843288]  ? br_mdb_dump+0x27b0/0x27b0
[  446.847369]  br_multicast_del_pg+0x3df/0x790
[  446.851792]  ? br_mdb_ip_get+0x940/0x940
[  446.855870]  ? rwlock_bug.part.2+0x90/0x90
[  446.860113]  ? __lock_is_held+0xb5/0x140
[  446.864185]  br_multicast_port_group_expired+0x189/0x1e0
[  446.869639]  call_timer_fn+0x272/0x920
[  446.873529]  ? br_multicast_del_pg+0x790/0x790
[  446.878126]  ? process_timeout+0x40/0x40
[  446.882194]  ? __run_timers+0x7da/0xc70
[  446.886168]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.890660]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.895157]  ? br_multicast_del_pg+0x790/0x790
[  446.899737]  ? lockdep_hardirqs_on+0x296/0x5b0
[  446.904320]  ? trace_hardirqs_on+0xbd/0x310
[  446.908645]  ? kasan_check_read+0x11/0x20
[  446.912794]  ? __run_timers+0x7da/0xc70
[  446.916772]  ? trace_hardirqs_off_caller+0x310/0x310
[  446.921885]  ? br_multicast_del_pg+0x790/0x790
[  446.926472]  ? br_multicast_del_pg+0x790/0x790
[  446.931051]  __run_timers+0x7e5/0xc70
[  446.934865]  ? timer_fixup_init+0x70/0x70
[  446.939015]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  446.944032]  ? zap_class+0x640/0x640
[  446.947769]  ? enqueue_hrtimer+0x1a5/0x560
[  446.952033]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  446.957234]  ? find_held_lock+0x36/0x1c0
[  446.961304]  ? zap_class+0x640/0x640
[  446.965025]  ? pvclock_read_flags+0x160/0x160
[  446.969520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.975090]  ? check_preemption_disabled+0x48/0x280
[  446.980114]  ? __lock_is_held+0xb5/0x140
[  446.984181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.989717]  ? check_preemption_disabled+0x48/0x280
[  446.994740]  run_timer_softirq+0x52/0xb0
[  446.998799]  ? rcu_read_lock_sched_held+0x14f/0x180
[  447.003863]  __do_softirq+0x308/0xb7e
[  447.007679]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  447.012184]  ? lock_downgrade+0x900/0x900
[  447.016335]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  447.021448]  ? pvclock_read_flags+0x160/0x160
[  447.025947]  ? lapic_next_event+0x5a/0x90
[  447.030118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.035663]  ? kvm_clock_read+0x18/0x30
[  447.039642]  ? kvm_sched_clock_read+0x9/0x20
[  447.044052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.049589]  ? check_preemption_disabled+0x48/0x280
[  447.054624]  irq_exit+0x17f/0x1c0
[  447.058080]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.062925]  ? smp_call_function_single_interrupt+0x159/0x650
[  447.068819]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.074702]  ? interrupt_entry+0xb5/0xc0
[  447.078769]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.083786]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.088802]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.093658]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.098689]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.103724]  ? task_prio+0x50/0x50
[  447.107264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.112801]  ? check_preemption_disabled+0x48/0x280
[  447.117823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.122672]  apic_timer_interrupt+0xf/0x20
[  447.126897]  </IRQ>
[  447.129143] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  447.134080] Code: 7e 0f 85 cf fe ff ff e8 c6 fd 3d ff e9 c5 fe ff ff e8 3d 33 c3 ff 48 83 3d 45 7c 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 d2 ac
[  447.152989] RSP: 0000:ffff88018efaf738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  447.160693] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  447.167986] RDX: 0000000000000000 RSI: ffff88018e874880 RDI: 0000000000000286
[  447.175259] RBP: ffff88018efaf7a0 R08: ffff88018e874000 R09: 0000000000000000
[  447.182524] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  447.189790] R13: ffff8801d9a1c0c0 R14: ffff8801d9a1c0c0 R15: 0000000000480020
[  447.197116]  skb_clone+0x1bb/0x500
[  447.200673]  ? skb_split+0x11e0/0x11e0
[  447.204562]  ? check_preemption_disabled+0x48/0x280
[  447.209587]  ? __this_cpu_preempt_check+0x1c/0x20
[  447.214432]  ? __bpf_redirect+0x54b/0xb20
[  447.218589]  bpf_clone_redirect+0xb9/0x490
[  447.222836]  bpf_prog_759a992c578a3894+0x45d/0x1000
[  447.227859]  ? __sched_text_start+0x8/0x8
[  447.232164]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.236924]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  447.241515]  ? retint_kernel+0x2d/0x2d
[  447.245409]  ? find_held_lock+0x36/0x1c0
[  447.249490]  ? lock_acquire+0x1ed/0x520
[  447.253465]  ? bpf_test_run+0x3cb/0x780
[  447.257444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.262993]  ? check_preemption_disabled+0x48/0x280
[  447.268019]  ? kasan_check_read+0x11/0x20
[  447.272168]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  447.277446]  ? rcu_softirq_qs+0x20/0x20
[  447.281421]  ? preempt_schedule+0x4d/0x60
[  447.285569]  ? ___preempt_schedule+0x16/0x18
[  447.290001]  ? bpf_test_run+0x25d/0x780
[  447.294002]  ? netlink_diag_dump+0x2a0/0x2a0
[  447.298415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.303956]  ? bpf_test_init.isra.10+0x70/0x100
[  447.308647]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  447.313412]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  447.318253]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  447.323790]  ? fput+0x130/0x1a0
[  447.327074]  ? __bpf_prog_get+0x9b/0x290
[  447.331145]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  447.336000]  ? bpf_prog_test_run+0x130/0x1a0
[  447.340418]  ? __x64_sys_bpf+0x3d8/0x520
[  447.344481]  ? bpf_prog_get+0x20/0x20
[  447.348317]  ? do_syscall_64+0x1b9/0x820
[  447.352379]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  447.357750]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.362676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.367521]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.372542]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  447.377559]  ? prepare_exit_to_usermode+0x291/0x3b0
[  447.382580]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.387429]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  447.392811] CPU: 1 PID: 1 Comm: init Not tainted 4.20.0-rc1+ #83
[  447.392979] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.398970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  447.409443] syz-executor3 cpuset=syz3 mems_allowed=0
[  447.418788] Call Trace:
[  447.426446]  <IRQ>
[  447.428604]  dump_stack+0x244/0x39d
[  447.432235]  ? dump_stack_print_info.cold.1+0x20/0x20
[  447.437440]  warn_alloc.cold.116+0xb7/0x1bd
[  447.441765]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  447.446614]  ? lock_downgrade+0x900/0x900
[  447.450773]  ? trace_hardirqs_off+0xb8/0x310
[  447.455187]  ? trace_hardirqs_off+0xb8/0x310
[  447.459594]  ? noop_count+0x40/0x40
[  447.463230]  __alloc_pages_slowpath+0x26e8/0x2e10
[  447.468093]  ? check_usage+0x1aa/0x790
[  447.471996]  ? warn_alloc+0x120/0x120
[  447.475807]  ? warn_alloc+0x120/0x120
[  447.479607]  ? __bfs+0xb0/0x780
[  447.482884]  ? print_bfs_bug+0x80/0x80
[  447.486774]  ? warn_alloc+0x120/0x120
[  447.490575]  ? print_usage_bug+0xc0/0xc0
[  447.494647]  ? mark_held_locks+0x130/0x130
[  447.498890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.504429]  ? should_fail+0x22d/0xd01
[  447.508323]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  447.514209]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.519318]  ? __lock_acquire+0x62f/0x4c20
[  447.523556]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.528661]  ? should_fail+0x22d/0xd01
[  447.532565]  ? mark_held_locks+0x130/0x130
[  447.536806]  ? mark_held_locks+0x130/0x130
[  447.541042]  ? print_usage_bug+0xc0/0xc0
[  447.545112]  ? find_held_lock+0x36/0x1c0
[  447.549180]  ? zap_class+0x640/0x640
[  447.552899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.558440]  ? check_preemption_disabled+0x48/0x280
[  447.563472]  ? __lock_is_held+0xb5/0x140
[  447.567543]  __alloc_pages_nodemask+0xa80/0xde0
[  447.572211]  ? zap_class+0x640/0x640
[  447.575932]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  447.580978]  ? find_held_lock+0x36/0x1c0
[  447.585050]  ? ____cache_alloc_node+0x1c7/0x1e0
[  447.589720]  ? lock_downgrade+0x900/0x900
[  447.593881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.599426]  cache_grow_begin+0xa5/0x8c0
[  447.603498]  ? do_raw_spin_unlock+0xa7/0x330
[  447.607914]  fallback_alloc+0x204/0x2e0
[  447.611898]  ____cache_alloc_node+0x1c7/0x1e0
[  447.616399]  kmem_cache_alloc_node+0xe3/0x730
[  447.620898]  ? mark_held_locks+0xc7/0x130
[  447.625060]  __alloc_skb+0x119/0x770
[  447.628778]  ? netdev_alloc_frag+0x1f0/0x1f0
[  447.633182]  ? do_raw_spin_trylock+0x270/0x270
[  447.637765]  ? kmem_cache_alloc_trace+0x353/0x750
[  447.642610]  ? queue_work_on+0x12c/0x1e0
[  447.646684]  ? switchdev_port_obj_del+0xdc/0x440
[  447.651443]  ? switchdev_trans_item_enqueue+0x260/0x260
[  447.656812]  ? mod_timer+0x631/0x1560
[  447.660669]  ? wake_up_klogd+0x180/0x180
[  447.664745]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  447.669766]  __br_mdb_notify+0x4ff/0x15d0
[  447.673924]  ? __br_mdb_add+0x7f0/0x7f0
[  447.677919]  ? zap_class+0x640/0x640
[  447.681644]  ? br_multicast_group_expired+0x96/0x610
[  447.686757]  br_mdb_notify+0x310/0x410
[  447.690643]  ? br_mdb_dump+0x27b0/0x27b0
[  447.694716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.700265]  br_multicast_group_expired+0x1bc/0x610
[  447.705285]  ? br_mdb_free+0x80/0x80
[  447.709010]  call_timer_fn+0x272/0x920
[  447.712901]  ? br_mdb_free+0x80/0x80
[  447.716614]  ? process_timeout+0x40/0x40
[  447.720685]  ? mark_held_locks+0xc7/0x130
[  447.724832]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.729323]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.733816]  ? br_mdb_free+0x80/0x80
[  447.737530]  ? lockdep_hardirqs_on+0x296/0x5b0
[  447.742113]  ? trace_hardirqs_on+0xbd/0x310
[  447.746435]  ? kasan_check_read+0x11/0x20
[  447.750583]  ? __run_timers+0x7da/0xc70
[  447.754558]  ? trace_hardirqs_off_caller+0x310/0x310
[  447.759671]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.763911]  ? br_mdb_free+0x80/0x80
[  447.767621]  __run_timers+0x7e5/0xc70
[  447.771432]  ? timer_fixup_init+0x70/0x70
[  447.775588]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  447.780604]  ? zap_class+0x640/0x640
[  447.784322]  ? print_usage_bug+0xc0/0xc0
[  447.788387]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  447.793587]  ? find_held_lock+0x36/0x1c0
[  447.797657]  ? zap_class+0x640/0x640
[  447.801379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.806917]  ? check_preemption_disabled+0x48/0x280
[  447.811949]  ? __lock_is_held+0xb5/0x140
[  447.816023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.821561]  ? check_preemption_disabled+0x48/0x280
[  447.826585]  run_timer_softirq+0x52/0xb0
[  447.830646]  ? rcu_read_lock_sched_held+0x14f/0x180
[  447.835663]  __do_softirq+0x308/0xb7e
[  447.839473]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  447.843975]  ? lock_downgrade+0x900/0x900
[  447.848128]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  447.853241]  ? pvclock_read_flags+0x160/0x160
[  447.857738]  ? lapic_next_event+0x5a/0x90
[  447.861887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.867434]  ? kvm_clock_read+0x18/0x30
[  447.871410]  ? kvm_sched_clock_read+0x9/0x20
[  447.875821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.881363]  ? check_preemption_disabled+0x48/0x280
[  447.886391]  irq_exit+0x17f/0x1c0
[  447.889849]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.894695]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.900577]  ? interrupt_entry+0xb5/0xc0
[  447.904644]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.909663]  ? trace_hardirqs_off_caller+0xbb/0x310
[  447.914680]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.919523]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.924543]  ? trace_hardirqs_on_caller+0x310/0x310
[  447.929560]  ? task_prio+0x50/0x50
[  447.933101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.938640]  ? check_preemption_disabled+0x48/0x280
[  447.943667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.948523]  apic_timer_interrupt+0xf/0x20
[  447.952752]  </IRQ>
[  447.955012] RIP: 0010:dump_stack+0x358/0x39d
[  447.959420] Code: 74 0c 48 c7 c7 b0 fb 51 89 e8 21 9e ef f9 48 83 3d c9 c1 7e 01 00 0f 84 63 fe ff ff e8 ce 50 ac f9 48 8b bd 70 ff ff ff 57 9d <0f> 1f 44 00 00 e8 bb 50 ac f9 48 8b 8d 68 ff ff ff b8 ff ff 37 00
[  447.978318] RSP: 0000:ffff8801d9a5e1e8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  447.986024] RAX: ffff8801d9a50040 RBX: 1ffffffff12a3f76 RCX: 1ffff1003b34a126
[  447.993290] RDX: 0000000000000000 RSI: ffffffff87d339f2 RDI: 0000000000000293
[  448.000559] RBP: ffff8801d9a5e290 R08: ffff8801d9a50930 R09: 0000000000000006
[  448.007828] R10: 0000000000000000 R11: ffff8801d9a50040 R12: 1ffff1003b34bc45
[  448.015093] R13: 00000000ffffffff R14: 0000000000000200 R15: 0000000000000001
[  448.022380]  ? dump_stack+0x34f/0x39d
[  448.026195]  ? dump_stack_print_info.cold.1+0x20/0x20
[  448.031391]  ? mark_held_locks+0x130/0x130
[  448.035626]  ? mark_held_locks+0x130/0x130
[  448.039870]  dump_header+0x27b/0xf72
[  448.043600]  ? pagefault_out_of_memory+0x197/0x197
[  448.048540]  ? __lock_acquire+0x62f/0x4c20
[  448.052775]  ? percpu_ref_get_many+0x240/0x240
[  448.057365]  ? print_usage_bug+0xc0/0xc0
[  448.061434]  ? zap_class+0x640/0x640
[  448.065154]  ? print_usage_bug+0xc0/0xc0
[  448.069214]  ? print_usage_bug+0xc0/0xc0
[  448.073277]  ? zap_class+0x640/0x640
[  448.077002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.082542]  ? find_held_lock+0x36/0x1c0
[  448.086622]  ? mark_held_locks+0xc7/0x130
[  448.090775]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.095878]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.101159]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  448.105750]  ? trace_hardirqs_on+0xbd/0x310
[  448.110076]  ? kasan_check_read+0x11/0x20
[  448.114225]  ? ___ratelimit+0x3b4/0x672
[  448.118200]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.123306]  ? trace_hardirqs_on+0x310/0x310
[  448.127717]  ? lock_downgrade+0x900/0x900
[  448.131875]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.136988]  ? ___ratelimit+0x3b9/0x672
[  448.140972]  ? idr_get_free+0xf70/0xf70
[  448.144971]  ? find_held_lock+0x36/0x1c0
[  448.149049]  oom_kill_process.cold.27+0x10/0x903
[  448.153806]  ? zap_class+0x640/0x640
[  448.157536]  ? check_preemption_disabled+0x48/0x280
[  448.162558]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.167492]  ? kasan_check_read+0x11/0x20
[  448.171644]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.176923]  ? oom_evaluate_task+0x540/0x540
[  448.181345]  ? find_held_lock+0x36/0x1c0
[  448.185414]  ? out_of_memory+0x974/0x1430
[  448.189563]  ? lock_downgrade+0x900/0x900
[  448.193710]  ? check_preemption_disabled+0x48/0x280
[  448.198737]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.203680]  ? kasan_check_read+0x11/0x20
[  448.207827]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.213103]  ? rcu_softirq_qs+0x20/0x20
[  448.217083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.222636]  ? oom_evaluate_task+0x302/0x540
[  448.227053]  out_of_memory+0xa84/0x1430
[  448.231038]  ? oom_killer_disable+0x3a0/0x3a0
[  448.235535]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  448.240495]  ? __ww_mutex_check_waiters+0x160/0x160
[  448.245556]  __alloc_pages_slowpath+0x2354/0x2e10
[  448.250429]  ? warn_alloc+0x120/0x120
[  448.254228]  ? mark_held_locks+0x130/0x130
[  448.258477]  ? find_get_entry+0xaae/0x1120
[  448.262721]  ? filemap_map_pages+0x1a20/0x1a20
[  448.267307]  ? zap_class+0x640/0x640
[  448.271025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.276562]  ? check_preemption_disabled+0x48/0x280
[  448.281582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.287119]  ? should_fail+0x22d/0xd01
[  448.291013]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.296131]  ? zap_class+0x640/0x640
[  448.299871]  ? __lock_is_held+0xb5/0x140
[  448.303941]  ? mark_held_locks+0x130/0x130
[  448.308192]  ? lock_release+0xa00/0xa00
[  448.312173]  ? perf_trace_sched_process_exec+0x860/0x860
[  448.317623]  ? xa_load+0x2ba/0x460
[  448.321196]  ? lock_downgrade+0x900/0x900
[  448.325350]  ? __might_sleep+0x95/0x190
[  448.329328]  __alloc_pages_nodemask+0xa80/0xde0
[  448.334006]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  448.339034]  ? __page_cache_alloc+0x191/0x5c0
[  448.343527]  ? xa_load+0x2e1/0x460
[  448.347099]  ? xa_clear_mark+0x40/0x40
[  448.350998]  ? zap_class+0x640/0x640
[  448.354725]  ? zap_class+0x640/0x640
[  448.358442]  ? zap_class+0x640/0x640
[  448.362164]  ? __do_page_cache_readahead+0x663/0x810
[  448.367276]  ? find_held_lock+0x36/0x1c0
[  448.371346]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  448.376893]  alloc_pages_current+0x173/0x350
[  448.381306]  __page_cache_alloc+0x38c/0x5c0
[  448.385628]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.390561]  ? kasan_check_read+0x11/0x20
[  448.394708]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.399991]  ? generic_perform_write+0x6a0/0x6a0
[  448.404747]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.410290]  ? check_preemption_disabled+0x48/0x280
[  448.415314]  filemap_fault+0x1595/0x25f0
[  448.419390]  ? __lock_page_or_retry+0xa00/0xa00
[  448.424060]  ? mark_held_locks+0x130/0x130
[  448.428303]  ? filemap_map_pages+0xd6b/0x1a20
[  448.432797]  ? lock_downgrade+0x900/0x900
[  448.436947]  ? check_preemption_disabled+0x48/0x280
[  448.441980]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.446913]  ? kasan_check_read+0x11/0x20
[  448.451079]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.456352]  ? rcu_softirq_qs+0x20/0x20
[  448.460346]  ? filemap_map_pages+0xd92/0x1a20
[  448.464849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.470393]  ? find_get_entries_tag+0x1400/0x1400
[  448.475242]  ? __lock_acquire+0x62f/0x4c20
[  448.479497]  ? lock_acquire+0x1ed/0x520
[  448.483475]  ? ext4_filemap_fault+0x7a/0xad
[  448.487802]  ? lock_release+0xa00/0xa00
[  448.491778]  ? perf_trace_sched_process_exec+0x860/0x860
[  448.497228]  ? print_usage_bug+0xc0/0xc0
[  448.501292]  ? print_usage_bug+0xc0/0xc0
[  448.505368]  ? down_read+0x8d/0x120
[  448.508996]  ? ext4_filemap_fault+0x7a/0xad
[  448.513318]  ? __down_interruptible+0x700/0x700
[  448.518003]  ext4_filemap_fault+0x82/0xad
[  448.522154]  __do_fault+0x100/0x6b0
[  448.525787]  ? pmd_devmap_trans_unstable+0x220/0x220
[  448.530894]  ? mark_held_locks+0x130/0x130
[  448.535131]  ? mark_held_locks+0x130/0x130
[  448.539365]  ? find_held_lock+0x36/0x1c0
[  448.543436]  ? find_held_lock+0x36/0x1c0
[  448.547505]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.553051]  __handle_mm_fault+0x3ea0/0x5be0
[  448.557463]  ? poll_select_copy_remaining+0x18c/0x6a0
[  448.562666]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  448.567514]  ? __might_fault+0x12b/0x1e0
[  448.571577]  ? lock_downgrade+0x900/0x900
[  448.575754]  ? zap_class+0x640/0x640
[  448.579465]  ? zap_class+0x640/0x640
[  448.583188]  ? find_held_lock+0x36/0x1c0
[  448.587260]  ? handle_mm_fault+0x42a/0xc70
[  448.591498]  ? lock_downgrade+0x900/0x900
[  448.595648]  ? check_preemption_disabled+0x48/0x280
[  448.600667]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  448.605613]  ? kasan_check_read+0x11/0x20
[  448.609761]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  448.615041]  ? rcu_softirq_qs+0x20/0x20
[  448.619014]  ? trace_hardirqs_off_caller+0x310/0x310
[  448.624118]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.629657]  ? check_preemption_disabled+0x48/0x280
[  448.634681]  handle_mm_fault+0x54f/0xc70
[  448.638746]  ? __handle_mm_fault+0x5be0/0x5be0
[  448.643339]  ? find_vma+0x34/0x190
[  448.646883]  __do_page_fault+0x5e8/0xe60
[  448.650955]  ? trace_hardirqs_off+0xb8/0x310
[  448.655383]  do_page_fault+0xf2/0x7e0
[  448.659184]  ? vmalloc_sync_all+0x30/0x30
[  448.663336]  ? error_entry+0x70/0xd0
[  448.667050]  ? trace_hardirqs_off_caller+0xbb/0x310
[  448.672065]  ? trace_hardirqs_on_caller+0xc0/0x310
[  448.676998]  ? syscall_return_slowpath+0x5e0/0x5e0
[  448.681930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.686780]  ? trace_hardirqs_on_caller+0x310/0x310
[  448.691795]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.697247]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  448.702271]  ? prepare_exit_to_usermode+0x291/0x3b0
[  448.707291]  ? page_fault+0x8/0x30
[  448.710843]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  448.715691]  ? page_fault+0x8/0x30
[  448.719247]  page_fault+0x1e/0x30
[  448.722698] RIP: 0033:0x7fc801b82dd3
[  448.726422] Code: Bad RIP value.
[  448.729781] RSP: 002b:00007ffd0479cd28 EFLAGS: 00010246
[  448.735143] RAX: 0000000000000000 RBX: 00007ffd0479ced0 RCX: 00007fc801b82dd3
[  448.742409] RDX: 0000000000000000 RSI: 00007ffd0479d080 RDI: 000000000000000b
[  448.749678] RBP: 00007ffd0479d080 R08: 00007ffd0479d100 R09: 0000000000000001
[  448.756948] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[  448.764228] R13: 00007ffd0479d460 R14: 0000000000000000 R15: 0000000000000000
[  448.771523] CPU: 0 PID: 16892 Comm: syz-executor3 Not tainted 4.20.0-rc1+ #83
[  448.771540] warn_alloc_show_mem: 1 callbacks suppressed
[  448.771544] Mem-Info:
[  448.778822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  448.784189] active_anon:48903 inactive_anon:193 isolated_anon:0
[  448.784189]  active_file:14 inactive_file:14 isolated_file:0
[  448.784189]  unevictable:0 dirty:0 writeback:0 unstable:0
[  448.784189]  slab_reclaimable:9385 slab_unreclaimable:1456764
[  448.784189]  mapped:40979 shmem:244 pagetables:558 bounce:0
[  448.784189]  free:13784 free_pcp:349 free_cma:0
[  448.786562] Call Trace:
[  448.795947] Node 0 active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:976kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 180224kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  448.828789]  <IRQ>
[  448.831363] 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
[  448.858873]  dump_stack+0x244/0x39d
[  448.861000] lowmem_reserve[]: 0 2818 6321 6321
[  448.887110]  ? dump_stack_print_info.cold.1+0x20/0x20
[  448.890708] Node 0 DMA32 free:25268kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  448.895296]  warn_alloc.cold.116+0xb7/0x1bd
[  448.900450] lowmem_reserve[]: 0 0 3503 3503
[  448.927775]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  448.932076] Node 0 Normal free:13960kB min:37364kB low:46704kB high:56044kB active_anon:195612kB inactive_anon:772kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6912kB pagetables:2232kB bounce:0kB free_pcp:1148kB local_pcp:1140kB free_cma:0kB
[  448.936396]  ? lock_downgrade+0x900/0x900
[  448.941208] lowmem_reserve[]: 0 0 0 0
[  448.970265]  ? trace_hardirqs_off+0xb8/0x310
[  448.974390] 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
[  448.978182]  ? trace_hardirqs_off+0xb8/0x310
[  448.982561] Node 0 DMA32: 5*4kB (UM) 2*8kB (UM) 1*16kB (M) 4*32kB (UM) 4*64kB (UM) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25268kB
[  448.996081]  __alloc_pages_slowpath+0x26e8/0x2e10
[  449.000458] Node 0 Normal: 852*4kB (ME) 367*8kB (UME) 136*16kB (ME) 58*32kB (UMEH) 11*64kB (UMH) 3*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 14024kB
[  449.015818]  ? warn_alloc+0x120/0x120
[  449.020616] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  449.035874]  ? warn_alloc+0x120/0x120
[  449.039656] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  449.048478]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  449.052255] 272 total pagecache pages
[  449.060819]  ? warn_alloc+0x120/0x120
[  449.065817] 0 pages in swap cache
[  449.069604]  ? print_usage_bug+0xc0/0xc0
[  449.073378] Swap cache stats: add 0, delete 0, find 0/0
[  449.076834]  ? print_usage_bug+0xc0/0xc0
[  449.080867] Free swap  = 0kB
[  449.086223]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  449.090274] Total swap = 0kB
[  449.093321]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.098486] 1965979 pages RAM
[  449.101517]  ? should_fail+0x22d/0xd01
[  449.107030] 0 pages HighMem/MovableOnly
[  449.110129]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.113991] 342853 pages reserved
[  449.117965]  ? __lock_acquire+0x62f/0x4c20
[  449.123044] 0 pages cma reserved
[  449.126485]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.126500]  ? should_fail+0x22d/0xd01
[  449.131354] init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.134090]  ? mark_held_locks+0x130/0x130
[  449.139161] init cpuset=/ mems_allowed=0
[  449.143058]  ? mark_held_locks+0x130/0x130
[  449.165237]  ? print_usage_bug+0xc0/0xc0
[  449.169306]  ? find_held_lock+0x36/0x1c0
[  449.173370]  ? zap_class+0x640/0x640
[  449.177094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.182640]  ? check_preemption_disabled+0x48/0x280
[  449.187684]  ? __lock_is_held+0xb5/0x140
[  449.191751]  __alloc_pages_nodemask+0xa80/0xde0
[  449.196423]  ? zap_class+0x640/0x640
[  449.200144]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  449.205174]  ? find_held_lock+0x36/0x1c0
[  449.209246]  ? ____cache_alloc_node+0x1c7/0x1e0
[  449.213930]  ? lock_downgrade+0x900/0x900
[  449.218095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.223649]  cache_grow_begin+0xa5/0x8c0
[  449.227709]  ? do_raw_spin_unlock+0xa7/0x330
[  449.232241]  fallback_alloc+0x204/0x2e0
[  449.236223]  ____cache_alloc_node+0x1c7/0x1e0
[  449.240729]  kmem_cache_alloc_node+0xe3/0x730
[  449.245240]  ? mark_held_locks+0xc7/0x130
[  449.249434]  __alloc_skb+0x119/0x770
[  449.253150]  ? netdev_alloc_frag+0x1f0/0x1f0
[  449.257556]  ? do_raw_spin_trylock+0x270/0x270
[  449.262141]  ? kmem_cache_alloc_trace+0x353/0x750
[  449.267000]  ? queue_work_on+0x12c/0x1e0
[  449.271070]  ? switchdev_port_obj_del+0xdc/0x440
[  449.275841]  ? switchdev_trans_item_enqueue+0x260/0x260
[  449.281208]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  449.286227]  __br_mdb_notify+0x4ff/0x15d0
[  449.290372]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  449.295506]  ? __br_mdb_add+0x7f0/0x7f0
[  449.299481]  ? mark_held_locks+0x130/0x130
[  449.303725]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  449.308834]  ? debug_object_assert_init+0x368/0x4b0
[  449.313856]  ? debug_object_init_on_stack+0x20/0x20
[  449.318869]  ? zap_class+0x640/0x640
[  449.322586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.328128]  br_mdb_notify+0x310/0x410
[  449.332016]  ? br_mdb_dump+0x27b0/0x27b0